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`Espacenet -Description
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`[4} (:,arrier aggregation ls supported for t)oth �:onUguous and non-�c(H1tiguous
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`con1ponE.�nt carriers
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`a <Hft-erent nurnber of a tJE: to ag�1r�:gatB
`.. ft �s possible to con.figu:re
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`cornponent carr�ers orlg�na.Ung fr�Jrn the sarn�· et�B ;:3nr3 of possib�y different b;:3nt3\-t�irHhs
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`in the iJL ancl u:e-[}L. SoliJtion to Problen:
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`pn)\.tj{j��:s
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`[51 Th��H·gfor���� HH} pr��sent fr1v��ntlon a rando.n-1 acci::8s
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`pr::)Gedur��: and
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`propose� >30 �n)proven�er:t in the rnethod therefore.
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`[61 �rr1�1 prgsent h1Vi�ntion prnpos��:s a. rn:��·ct·:
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`U1�� i\A.4C: c:-ontrci :c1nLsn1 to uptiatehneiut1��
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`inforrnat�on elerr1ants Hk:e PHR and B.SR etc V\/hk:h are reported to E��8 to schedule,
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`maintain and operate the n.,,,pr)rbn9 UC h Blso provii:les ffi..,.,thoi:ls and rneans to harKlie
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`fv1s93 forrnHtion Hn(j ref'orrnHt.�or-:. vv�·1en Ri\C.H f��Hs Gn one rx;n1ponent c��rner and is
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`contnued on another in c:artier .l\ggre9atlon. Nev-J tr�99ers ft)r BSR and PHR report.�ng
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`are provided tn ti:is s(-::enado. [7] l\ccordlngly tt1e present invention pnJ\••tjes a rnethod
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`ror inciuchn�1 tht� �,t-l\(� controi �r-n\)r(nation t:�lt::rnent�; in u:�� rr:sga packet ba.s.�:!d on U-1B
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`9r£u1t received in u·�e rn�==-tl2 frG·n: the netvvork in G��se �T:sg:-1 is belr:g fransrnated first
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`tlrne. FurU1e:\ the rnethod cornprises of deterrn�nir1g �f i�ny f\1$\(�: control triggers ha,Je
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`!)ecc.::11e activE.� sinct:� pr�or tt8nsrrdss:on(s} ot rn.sg:\ and incorporat�ng updatBd fvtt\C
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`. t---:c:: contn:.J; inforrnatlon �::!tJrnHnt� ct;rr��spond�n9 to th�::��H
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`control inrorrnation or nr�\v r . .t1 .
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`tr�99ers for retn:�nsrn�ss�on
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`·s.ent in\lf)nton provid£:!; a n{I\:V 8(-3R tr\;9er
`[81 �O..ecorc�in�iiy tht:� pri�
`to b,t:! �nvo!-::ezi '-l\�tH�:n
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`sv�lltchjn9 frorn c;c to another on Rl\(.:H faHure on the first c::c:. and theret1y, eUrninat�n9
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`the a1;:orernentio-ned probien1. �sir0Hady-, t�)e invention provides a nevv PHR trigger \:V}1en
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`svvitct��n9 cornpcH""R:�nt t�:1rr�i�-r for R.�c.,c:�·i contnuatlon. c:ons��qu-EH1!!y. lJE is provich�ti
`\�·tU1
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`a rnethorj to a�1air: inck�lie ��.nd/Gr upliate
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`PHR infonr:ation in the t\As�13 <:Juring Ri\CH
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`attempt on 0U-10r component carrier
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`. .,� faHure and
`[9]i-\e.z:ortilngiy the present invent.Jon rl:sq:J
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`is (��scan.1��,1 nn Rl�.{��
`on a c:c�
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`tvisg3 �,ased on t!1ein t�;e nevi!'/ fonr:ed t�ie BSR. and F�HR inforrnat�on is inc�uded:
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`triggers inc!u(iing the ne--.fi E.{SF� and F3�'"1F�, trigger
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`propZ1seci in the invenHon�
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`r.:f Ri�\C�·i on a for considering taiiure . TR�O..NS) is taken as condition
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`(F�RE.AJ\11 ... fv1i\\ ..
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`eornpont�nt carrif:r, c:onsf}quenHy� \�--f1f}n pr��arnbl�:: transrnj��slon c:ount HquH�s or
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`exceeds thfs� R.A.C-::H S\t.Atch�ng t.o anGther r.:orY1ponent carrier �s tri9[iered. l\nother
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`apprC:�lGh to Ch:!C:ide Cf::Til�f t�vv:h::hin9 for R;-c.,c::;•i retr�f�I js vvhen tf1{� Hnk��d C)L cc:: t}t:!lS
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`deact\,Jated -..,,vhen l}E ls perf:c:;nnino R/\CH on an lJl __ CC.
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`t·1 ·1] :<\ccordlnfl(l' ·H1.e pre.sent inventon pr(}Vi(h?.s rh:::scnbes various aspects related to C,C�
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`se;:ecth.:.:n for in�ti�.l f� .. t�Cli ar1diot f"<i\C�--� retrial$,
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`['1.3} f\ccorcHng(.,1 ln pn!�t}ent in\lention� tr::ethods fiJr pn:.�\..-enting the �oss of F{LC P[1lJs
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`lnc�uded �n n-tsG3 art� described
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`[·14] i\CC�ordlng�y ln t!1e pn:.=:·sent invent�on:, the Ri-\CH is init�ated because o'f arrhtal o'f
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`us�:!r data or si9nai:nq n1f.�st;a9e (E�-9-RR(: conn.t:!Gtion
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`reque.st) �n L2 bu!Ter (P.�tc:
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`:::;:< d<��t;� or
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`tluff'er) or \:\d·1en or(i€red by neh�lork Uur.>uoi·1 Pf)CCl"1 nrder. The arriva3
`a SSR v��hich In turn initiates
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`sdgnaHng rnessag�· trlggers
`( it is
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`SR and Ri\(:H� Hovvever
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`proposed in �nvention that ·for th€.� case· coir1pc•n�H1t carrier .addiUon F�f?C! indicates
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`. ia�f€T to tnihate Rl\(::H ��ncl: nGt gener��te or buffer any signahn9
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`directly to f,.l\i\C
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`rnessa;f:, in L2 buffer.
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`/04/ l 3 htlps:i/world\vide.espac.enet.comipub1katkmDetai1s/descriplion?CC""JP&NR=201352. .. 202.1
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`IPR2022-00468
`Apple EX1016 Page 1055
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`

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`Espacenet -Description
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`{ the carder S\•\rit(:!1ln.g for R.,•\C:H retr�ai is not perf(1n11ed \vhen R.i\CH faHs on
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`[·1 :)} Fur�t1er
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`� ndication ts ghlBn n·orn i'vt:�\r:: to f"<f�C: l.�lyt�::c Ti1�;::
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`U1e specifk��d carriE.�r and F<i\(.::t·i faHure
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`8ppma;:J, ensures thi�t in case of Ri\CH failure, the sign:'iliing rnessage \".loes get stuck
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`(LH:cdeared) ln l2 tn.Jffc}t. OU1er\Nise an: FtlC� reestabHshrnent or reset '.:V◊u�d be reqtJ�reci
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`vvl1ictr� v��outd b-E.� probletn8UC a s ou:.er data a!sc: nE.�s in F�LC! buf1\�
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`-�r.
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`.d in rant1on·1
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`[·;01 �rr1�1 proposed pr�1si:;nt � n\lt�nuon can bt:: r eadHy inecrporatt:�d anti utH�zr�
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`access n·1ach:an�srr1 ernp!oy·ed �n: \V\re!ess corn�THJnh::abon Sfsterrls e.9 .. LTE�
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`L TEl-\dvanced etc� Brief Dc}scrlption of c,rav�dngs
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`["17] Figure 1 depicts <':l block ,:iiagrarn describing the messa9e exchanqe durin9
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`contention based randon1 ac(:ess.
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`[1 S] F��1ure .2 dep�cts �� bk)Gk dia9r��rr:: descrit}\ng the rr:essag�� exchange ,�t�ring
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`randorr:. ;icc·ess. Best f\•lode
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`nonc.onterrth':�n b.�sed
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`for c:arr}/ing out the trnn��ntion
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`[19j Thr1 prest�nt in'-/f�•nt�on propost::s a. n·::t::ehanjsrn
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`to updatHnnclud�:: thr� i\.--J.AC; c:ontroj
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`lnforn�(1tk;n etarnents Hke PHR anzi B�)R. etc 1h'hich .are reported to EN8 to sc.hezitde,.
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`rnaintain and opc.,rnte the reporting UE. !t aiso pn:.vldt% rn-sthods and n-1tians to handlt,
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`l\l�st1:3 :\Jnr:c:hon and ff)forrr:ahon \-�lht:�n
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`Ri'.\(:�·� tai�s on ()nf.� eorr�ponent t�Jrri��r and �I;
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`contnued on another in Carrier /ltqqregation. Ne�./-/ tr�99ers for BSR and PHR report�n9
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`;3re. pr()vh:��·d �n this scen;�rio.
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`��.ddress.es the shoftcorr:ings
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`< exlsUn9 ranzjorr: acr;ess
`[.20] The propo�:;ed �rr-:lenhon
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`(;-:
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`duhn9 C:f�r-rier S\·'.dtch appHt:abte
`procet.iure
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`are avaHab�e fz1r\,Vhen n�1ore than one Ci�fr�er
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`perfc.:n11ir1g f�8ndon: i\ccess, lt !1as been €.�nv:sa�]�:d ti1at H1B rancon1 .acc:E.�s.s pa1-doad
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`v-/ii! d1an9e from c,�rrier to Gar,-ie:" Thus it becomes essential to devise ,� rned1anism for
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`the UEs to fo!!c-w-durin9 R;�ndorn a,::cess n�t:"i8is in such scen:'ilrios, The invention
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`broacHy <Hscuss�·s the rneu:ocis to t:pclate rness��ges exzJ1iH1ged betvv·een l)E and 1�1e
`netvvork.
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`[2·1] ln accordance} to 3GPf--) LTT:: r./1/,C� Specification� t\-·1s£�3 !s creatt.�d onct.� anti is
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`stored and sarne rnessagE� :s retra.nsrnlttE�ci vvr:::.:n n:;qu�rE:,L VVith the prt:cedure. the
`. contro·� i:!l��r
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`sy-stt�:-r1 intn)t1uces an t�rrGr in f'./1 .. t�(:nHnt (C:E} rr�port�n9 f�"Jr lnforn1ation
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`e�er1'1ents \:vhich ��re tkne vaf)/ing {for ex<FYlple
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`ptY��\fef head rt>on·: report (PHR)� buffer
`.ent t��isck.1stfft':\
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`st�ltus, rt:�port (BSR) l�tc:).-in tht:� pri�:·s
`\-ve outik)e
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`a proc��dure� \.vf1jet1 ean
`chan9e the f,/t�c. tx)ntro·� inforn:abon
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`eternents in tt:e t\A��{J3; bas��d on v��Hdif;t. r��porhn9
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`trigger:�-: ne\:\i values of i\Ai\C control eternents
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`t:.:=�rriers and . cf:anf}fil of cornponent
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`appHcaUon en� n€.h'V ft.11l\C control e.�ernents. Tl1a rrH.�.�u-10[� reports correct and �atest
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`. e�€.�trH;;·nts to ti1�: et�B� and t1B�P H1e €.�NB to
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`lnforrn8Uon of �/li.\(.:: controi inforrnat�on
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`i�Ghf::rh.:ie l)E.�=; in � t)f?Hf}:" \'Vf:.l'y'.
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`f22J Tt·le randorn acce.ss procedure is perrorrned by an lH5: {tJser t:.!qujprnent or a rnobde
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`de\lict�\ pr\n·��rily to 9f;t inH�a! aCCi:!!�S to n1e air �ntHrfac�� rt�SOlHC
`·�:!�) �n a Vi�r�::iess
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`cor1'1rnunication systern. f)r�or to lr::itlatng the randon·: ��ccess procediJre� the tJE needs
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`to dc�code H)e Systen� tn-forn1ation rnfassaf�es \-v�1ich �n(Hcates t�:e F�andon1 acct.�ss
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`c.hanrH�:! p<:H\:Hneters for the r<�d�o ceH (nun1!Jer
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`t frequer:cy posjtk.::n
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`1 tjn1€ perk)tt, anzi
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`tlrn�ng offset), prearnt)}e forrnat for the ceH� sequence ineHces, po\ver rarnpin�1 step size,
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`rnaxirrn.n11 nun1ber of prearnbie retransrniss\ons etc. There are tvv'<.1
`types iJf procedures
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`t1as.t:!cJ and U·H�: Sf.�()C:ncJ ()nf.� be�nt1
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`:\Jr randon·: acct:!s.s, the first onf"= bein9 the c(::Ytf.�nhon
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`the non---e.ontenbon t:1��.�:;ed.
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`[24]hovvever ln (:ase of non.contenbon t)c::sed proci::H:hJfB:
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`the pre;3rn�J�e to be used tr{
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`the
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`.. 202.1 /04/ l 3
`htlps:i/world\vide.espac.enetcomipub1katkmDetai1s/descriplion?CC""JP&NR=201352,
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`IPR2022-00468
`Apple EX1016 Page 1056
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`Espacenet -Description
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`UE is indicated by the n�t\x/ork t)y rn€.�ans of cie.�dk:-:att�.:d .signahng.
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`, .�fhE.� prGarnnie is
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`J1 (net\�\,•'ork entty) "for U;e �:orresponding lJE thereby
`�3tatGreser-vt�{� by the 8;3St�
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`avo�tHn9 U1e· contenUon phasB as �n contc�nuon base(i randon1 BC{:t�ss as st)O\•Vn in
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`[25} The (:ontent�on tn�sed rar-H.:lorn access� ls a four s·t.:�p proc.edure. f\,4sgi incHJdes -the
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`randcrrl aceet�s prr;.?arnbit:\ vvhit�f1 cocdti ti��"= any orH.$ out or H1e 64 p<)s�-;�bh� pn.�:arnb�l�
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`s�1qut�ncr1s asscciatgtJ v::dth each cr�H. Tl1H phy:sica! r��scn.n-e�� (Urnr� . ..,f(r�qut�ney 9ric1) -f{n­
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`t��u� F�RA�C;H
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`trt1nsrr1issk;n ls randorn!y c:hosBn frt)n1 v· .. dth�n the S•et of a\{anable PR.AC-H
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`re·source-s, For transrnittinfl ;\�1sg�� th:e lnltiaj po\-ver target \.:aiue
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`(PRE ... ,c.JJ18LE.�l��!Tli\L.�REC::t]\/ED� Ti\RGE.T �P()VVER or Po�pr��) �s obtaine,� frorn the
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`Systern lnforrnation, k!r retransrrfrssion of f\�1sg� tf:e po"�ver
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`is �ncrease;j in step size
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`!nforrnation, v�a �;ysten1 is indicated \•\thich .,,,Ri\fvlP ,,,f:?.TEP or dP �rarnpup)
`(PCJV\/ER
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`{PRE .. A..i\48LE� TRi\NS�fvli\X)
`[-?6] i-\lso� U:e rr:axirT1urn rnn1:ber of r€tr��nsrnissions
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`t�on .. 8.ased on the
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`.3Ho\.•·'led �s h1d\e;�ted via a paran:l�t.er in the Systen1 :tnforn1a
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`dO\•vnnnk p.ai�, loss n1E.�asuren1ents done
`·rs� and tht:�
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`knc.:vv!edgE.� of tht:� three patfHYH;;te
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`lnd�1pf�ndenHy t)y thg tJE __ an C)ut��r Loop F\)vvt�r ecntro� ai9cr�thn1 eH�cuiHtr��) U:��
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`P�T:.ax, is rnaxirnt.nr: transrrlit po\:ver
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`transrnjt pov�(er for fv1s9! gl\len by Equation ·1, vvhere
`N_,.JJre is the
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`. PL ls the rneaSLired (�ov-::1niink paU1'a'ioss�
`that the� f\11S c�1n transn:it \,'\tit��i:
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`it�)ration nurnber or t1·1f.� pr�1*ln·1t:�i�:· ff.)tra.nsrnit�s\on, \-�t:��re() < N pr�i= --� {f)F�E:�<\f.ll8LE: ...
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`�rRl\NS �.JvV\X �·1 ),
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`[29]i-\fter transn1lthn9 rvisoi, the l}E needs to \,vaa for a randnn: access resp<)nse
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`(Ri\R\ or fvisg2 R;r \:'./h�ch the tJE needs to n1on�tor the P[)C�:(;H {ccnitroi ch�3nnei)
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`Hn:e (;3 of F{/\ response �-in 1�1e v�dndov�· ·F-Zf·{Tf (F<.aJ::ciorn H.)) \.\i]U1
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`-H1.a F<.f\�assocklted \1\.tH1
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`fEr· .. �v ·r·ris -Transtniss�on T�(nt:� tnt,;;rv·a.� as s\9na!Bd in th€.� Systerl1 lnfon·nauon). Tt1B F�l\--­
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`R�JT� (jssozjated ��vith the PR;-.a.,c.H resource ls ca!cu�ated usin;1 Equahon 2� �vhere Ld is
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`U)e index of the first sub�:fta.n:e o:f ·U1�� specified �1F�i\(::�
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`'"i resourct} (0 Ld <·10\ and f�ci !s
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`U-1e index or n1e speciflec.{ F�R,�c;•i resource �van in H1at sut�---trarne� k) ascending t:rder t:f
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`frf:qur1ney t1ornain (0 fk1< G). [:1Dj
`E.quation
`2
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`l°1€" reso�.Jrt.es {upHni�. grant; \�-l:ich H1c.: LH;: can utihze
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`i\Hgnn1ent v8hJt�� l
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`to tra.nsrr:it
`rvtsgJ.
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`fTl 'l./hicr1 H1e �\1(� need8 tz) �nc!ude in fvh�g:s. ln the event� th;�t
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`"tt}rnporary ldf.�nttfier (� .... �lf'·.
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`fv1ssr2 is not fE}ceived \�-�ithin the Ft,; respons�� t�rne. the tJSEH. equiprnt�nt
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`(LH::1 rnay �nitiatB
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`·d abov.:;.�,
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`V1/�th a pov:.:-er ra.rr::p up as t:)q)ia�nl�
`l\11sgr retn�:.nsn·issjon
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`l'v1srf\ ��nd another unique id� th<�t ea.n be used fc:�r (.'ZJnt€ntk:H1 res:oh.Jtion is ;Jsed over
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`be 9ranted uplink resource (UL--SCH· UpHnk Shared Channei_j_
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`R�J·T� UV1sg4)
`untH tt�ie �·xpir)l of (�ontent!on resolution tkner. :tn case� the Pt)C:-CH is
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`succE.�ssfu�!-y· decodt:�d� U:e LlE \X/:�{ verify u::,;;· fvt-=�C: Pf)l} (on C)L�SCt·i} for t!:e unique �d
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`V·ihk�-h the tJE. had encz;ded in l\As.g3! and the �JE consi,�er aseh-: to be a \Ninner or !os��r
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`of the ci1ntention re$oiuton. T� ... iereafter
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`the procedure of Upnnk and Do\-v·nnni� data
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`;:er initiates� and Randorn l\ccess procedure is conshjerec{ to be cornp�eted�
`trans1
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`.. 202.1 /04/ l 3
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`IPR2022-00468
`Apple EX1016 Page 1057
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`Espacenet -Description
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`tne UE is based randofn access� (JS} 1\s sho\:i-�.,..n in Flgurt:� 21 for H1€' non�contention
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`_anocated ;� randorn ;3cces:s (Rl\) pt€�a.n:t)�e by the enhance�j �JodeE.i (ef�B\ \:vhk:.h the
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`liE neecis to rnake use of during prearntde transrn�ssion step (t\--tsg(L 'The
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`cc.:rresponr.Hn9 randor"n .access pn1cE.�dure (transn1issJon of !\:;sg� and rec:E.�puon or t\.-tsg.2)
`ba.!�gti RAc::��t
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`ls slrnHar to thr1 casg for r:.onh:H·1hon
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`[36]ln aeec·nJanct:�
`ath�r grant reeepton and f�!ter firstto LTI:: rvli\C� Sp�1cifieatiort
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`fvtAC:L rvt� .. c:. n����c1s to obta�n th�::
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`succt�ssfu� randorn access rt�spo·nsr� rlH::ssage {i\..-J�)92.
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`trorn the �1·t,iu�t.iple�jng anzi assernb�i<� entity· Depen;jfr19 ()n the 9rant
`PDLJ to transrnit
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`size, f\JlJ\C: \VCB.J!s:1 add control �nforrn;;.1ton e�eir:ents Hkt.� bt.Jfer statas report (8.SR) and
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`povN:r i·iead i'i'.,orn report (PHR} are inchxled in the f'-il.AC PDU �)ased on Hh':: triggers at
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`that inst.ant (F�rohibit 7nrr�er and Periodic tkner) and the rvtl\C f)OtJ �s store;j in the fvls£f3
`8uffeL
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`'a'he PHR repG-rtin9 ls used to prr}v!de u·w3 serv�nq e;\�8 v·Ath irn\)rrn��lion ��bt">Ui trH�
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`[�37] l
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`dffferenG.e betvieen the nornina� lJE rnaxirnurn transir:it po\ver i�nd the est�rnated po�./-/er
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`for LiL~SCli tr8nsr"nk�s:ort ·ri1e Pt·!F-� is t riggered if any of the foHov•,
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`iing Bv�:nts occur:
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`[38} •· T���e F�Rf)r'-HB·lT
`....... PHR.....-T'HVlER expfres or has exp!red and the path �oss has
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`changed rnoni� ti·1an [)L,.,.,Pathioss{::hange dB sincB thB �ast pO'.?VBr ht�adr(1orn re.�port
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`\Vht�n lJE� h��s. lJL fl?StJ:Jrct?S for ru.�r'-/'l transrrilt;�;�cn;
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`iJe!t:\·V toin Vlh�ch case the PHR is referred [39]� The PERl(l[}j(: PHR T!f,iER B>=:pkes,
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`. lJpon conti9unat}on and reconfit1urat�on or-a F\$riocHe F+1R.
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`as F�t':!tiocHc F�t·�R.; [-40_1 ..
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`[4·1 J ·rhe Buf1ter Str:�tus reportin9 pn)GetiurB is usezi to prnvkie the sef\!ino et�B "�vhh
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`lnforrn80on 8bout U:e an1ount of data S\/8:�sbte.� for transn1�.ssion in the tJL bufi\-ers of the
`�rr1ere
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`based asfor BS·R reporUng !U-:;e tjn1er based or e\i-ent
`are nn.i!tip!B triooers
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`t}E�.
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`detgHe�j bek:::\N.
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`f-42} � tJL <tat8 bec.c.�rnes .a\•'t:Hab!e· fo( transn1tssion and eiU1er the data i,eiongs tc� a
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`!09�Gt--l! c.hanrH�� \f/jth higher priority than tf1e prk)rities c�f the !09ica! channe!s \:\lhk:t:
`= or there is
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`bc�iong to ;:any lC�G and -fot \V}1l(J�t data is ake;:_1{jy a\.:aHab�e for transrr:issk)n
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`no data f:.vaHf:.bl):1 for transrr!lssion fer a:ny-or t�1E: !ogfc.:ai channe�s �v!•;:ic:h b�:;!cn9 to a
`LCG
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`lJL n�:·sourct�·s art:! *lHoc�*ltt:�d
`[4�)J �
`:an<i nun1iJE:r \)f padding bas h� ·t:!quf�I
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`to or ifffger U-1an
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`the size of the Buffer Statas. Report tvtAC control ejen:��nt p�us �ts subhe��der
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`fer -�1f(:l 01�avanable 1-0r tr�1nsn1iss!on [44]�� retxBSF{��·r�n:�-r eKp�res and t�1e tJE r1as (iat�1
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`belong to a L.CG
`vv!:�(t·� U1e !ogk::8! ctr�annt�ls
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`[46J ...:\tJ tr\1[Jt�rBti BSRs an=J Cf�nct�Hed in c.;c�;t� t hH lJL 1;rarJ can aecornn·1odatt� aH
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`pending d ata �vall�bfe for trans�Y1lss\on t�i�t is not suffh:Jant to adcHhonaHy
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`accornn-:odate tt)e 8Sf� fv1/\C� contro� eterY1ent plus !tt-; subhea(jBr, �i\tJ tng9Bn��cj Bf�f�s
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`,,:,re akm canceHed \.Vhen a ESR hi included in ,� 1v1AC PDU for trnnsrnission.
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`[47]ln c,;3rrler ,;399regaHon scenario. vvh:en R/\C,H atternpt fans on one carrier LJE n1ay
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`cont:nul� th�) R.��(::}•{ on anotl-1f.�r c.arrlt::r and posslt:!y· on a�! 0U·1�i:r carrjers one ath�r the
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`other unW success. Durin9 t1·11s rntria! UE G,�n re--initit::h':: Hie step i H1rm.1Qh 4 in case of
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`on tt1e other carrier as v·./e�i-if it does not Sl.J(:ceed.
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`Ri\(:H f;:)i!ure is indicated by �11/\(:. to
`upper !aytffS.
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`[48]Th�� pre:t:t�nt invenUcn prov�de� rneans to t�3rgets the �r:entioned problet�'1s and
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`t:hortcorning$ of the rnethoo descrt.1e.d in the prior art ano overcorne thern narneiy:
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`htlps:i/world\vide.espac.enet.comipub1katkmDetai1s/descriplion?CC""JP&NR=201352. .. 202.1 /04/ l 3
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`IPR2022-00468
`Apple EX1016 Page 1058
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`Espacenet -Description
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`(491 ·1. f�epcrUng o f �i!t.\.C cc.�ntro! lnforrna·non eienients are not carY:/h1g updat��d vah.J�.:s
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`in the subsequent tr>3n:srnls:sions of fv1sg�1 cu1d thereby· stale vah.H�S are
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`[f."t·1} 2. V\lhen triggered fr"l b��t-l��een transnt�s\ons of rv1sg3� F�eporUng of �it-�\c:: control
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`inrcrrnaUon is. not includt:!d in sub��f)quf.)nt tn;�nsrn;ssions ()f h11sg3
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`[52} 3. VVhen t.he t.rig9ers c��ase or bec.orne no ion9er appHcable� undes�rezi report�n9 of
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`inforrnation �s stHl pe;tony:ed.
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`stafe fv-1i\C: control
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`[55j 5 VVhgn R.ACi�i rags on orH� cornpon��nt carrit�r U1�� 8SR Hn�J/or F)��iR h�99t:HT� ar�::
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`canceHed ot ce<':iSed, therefore no new' BSR and/or PHR 1nforffiation
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`is lnciw:ie;:i w'hen
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`"'"'-,�<it,,,iy�nt,,1,-• P At'!-
`-! ,,--:q prv�t[·«,,
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`r ,,�,v1-�r1,,,n"'nt r"''<';<"r
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`f;:;:p,1 ·-rh,,, n,-ip,-,:-,,-t !';< ,fi'"•"C. fr,-,,-,.,
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`r•.:...•,• ...... •,•:t. ....,,..;:;;.�-... -,, V....-J ��i...._, r·�•,.,•� .::,;::, ..... ......... 1,,...._,;; • .., }�...._,,il
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`•'f"' ... �' � . ,, •·v . ....... , . ..:.;i:.�v� i.....,, ""�"-•5,,·
`,...._. -\.-.\,.,.,.__,
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`pot��?ntia! pnJt:4{�:Tl of not corrf.�CH�/ hantii�n:9 u·:t:: fvt�c: eontroi �nforrnahon r��porUn9 In
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`t-:.r.--t�es t)f faHures in the R_A.CH pr::)cerh.ffe.
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`[58} in the n�etf1Gd descr�bed in the prior art san1e t-·isg3 F�DtJ (stored in rvtsg3 b�Jffer)
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`�:!etnents}. inforn1at�on fvii\C contro� tne c�!der .nsn1�Hed (vvt1�ci1 iru.:Jud€.�s
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`\,vi!l: be rE.�tr�
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`fJf the of thne :1.Jr U1e cornp!ebon F{anzjon·: az:cess (Ri-\) prz;cezlure c.an tak.e arly .arnount
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`R_;�n�jorn a�::ce�s e.g:. th�re vvou�d be deh3y because of contenUon resoiut�on phase(
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`'"i t�tternpt 0Asgl or
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`dek�y ��s L)E <.�ppHas the bacJ, .. off before inli!atng a nevv f�/\C:�
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`prearnbre transrn:ssion de�8\l (U:.,;;n:.�
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`:s €.�nd:t€.�ss pnean1bh:.� transn1kts�on atterl:pt tH!
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`success)� de!ay in getting ranciGrn access success (ir:sg2) etc. The d ela:ls \-vould be
`addc�d t:p.
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`t1r} lnv·aHd ur\vH! b�� ri�port��(i ·�vouk.{ [59]'ffH)tefore, tht� fvtt\(:. eontro.f �nft)rn·�ahon '-'''ihlch
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`out(t.�te{i_ �./10-reovat
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`= on!y GnB Ri\t:H at.t�n)pt or iteration is co:r1s�dered. �k)V-iever: tt:��re
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`!T}��y· _bt:� :T}��ny-t�Uct1 F�/�(:}·l �ft:=r��U()n,s P<)SSitli�: befon.$ tJE con·1p!Btt:�t� Ri-.\(:�·{ Pf()CE�dunJ
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`t)€Ct)�T:€.sin such r.:��ses� the deh"�':l rr:-ay be o\.,·erk)��dett s ucc€ssfuHy e. r�. Neh-vork
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`excesshre�y iatge.
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`in lnforrnaUon ei€.�rn��nts CO;..�id bl;.� tr�gg��red (60} F-�uth€.�f\ -Ur�€.� r'eport:ng of tv1l\(,:: contr'Oi
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`bet\,vfH:an thr: transrnj�;sions of fvk;92, {�:.9. a Fl1R rHpGrtinq is triggt::rezi Hfter flr��.t
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`trans�Tfiss�on of �tsg3 not inck�ding the Pf'"ff� report t'"!(,v')'."€\··er n:E}thz;<J descra:.1eti in the
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`pdor art sutrem from he deficiency of not reporfa',Q PHR in Hw subs1:.iqut,nt
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`rf:transn-1\:ssions of tii:s93. �-;tn;{ariy � if tht:: trit19r1r:s f�"Jr i\.--J.AC; eontro� inforn1ahon n�portin9
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`ce��se or becon·1e not applicable betvvefiln transrrlis.sions of t-·isg3
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`! the ir:ethod describe;.:1
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`in the pnor art is not ab�e to avoid reportng of U·1e t.�iernents in StJ!:)sequent
`retr��nsrnlss�ons.
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`the l\.t.-=\C. control
`[6·1 j ln one e·rnbod�rne·nt
`{ t!1e ln\lention inc!u{jes rnetho�j 'frJr including
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`inforn·1ation ��?!{�rrR:�nts :n H1,a n1Sf��:3 packet based on th�J grHnt r�JCf.�lvt�d in th�J rnsg2 n·orn
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`cGrnpr�se�; the netvvGr!< �n c:asB tTlS{J3 is be!n9 transrnitted first tjn1€. Fl�rther. the rnetr1{KJ
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`of deterrrdrdng if :1ny tvl/\C control triggers have becorne a.cth1e since prior trnnsn1lssion
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`(s} o·f rr:sg3� ar1d incorpo-rating �ipdat€.�d !V1i\C. contro� inforn1at�on or ne\•'l fvt-=�C: control
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`lnfGrrnaUon e!er;-1Bnts correspondinq to these triggers for retransrnlssion.
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`htlps:i/world\vide.espac.enet.comipub1katkmDetai1s/descriplion?CC""JP&NR=201352. .. 202.1 /04/ l 3
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`IPR2022-00468
`Apple EX1016 Page 1059
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`Espacenet -Description
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`or no longer appfo:::ab!e since prior trJsnsnlission(S) of rnsg3. removing reiatec1 fvt<\C
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`cor1tro! :n·fc.:tTnatk)n ccrrespontHng: to u:.es€.� triggers for fvisgJ retransn1iss�on and/or
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`inc�:-rporahng nth·V fvt.t�c; cor:tro�
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`��lBrnents in the sp;3ce gett�ng avaHab�e after
`�nforrnation
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`tt1is f€.!:Yl0Vi:lL
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`ln (:.c:rrit�r
`[64-)
`i\�1{}ff.)9ation v�·t1t�:n,:� tht$ !\t)��9] i:nc:lut1l$t� f� BSf{ {t$. t1-L�L d.ata .arriva� {��·�-;t�)
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`anti R.Ac::��i rc1Js on one cc:: anti it is co·ntlru.H:!Cl en anou·1t:�r c;c:-.. ::.\s pr�r BSR prcc�::durH,
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`8SR trj99er V1louki t)B cancelled \Vhen 8�)R !nffJrtr:ation ts included in !\tl\C: POt) (�T1s�13)
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`\·'./Ou!d transrnissionposs�bly 8}3R trigger . J\lso_=
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`also be canceHed \�:·ht.�n aH pencHn£� data
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`is £H.xx::mrnodated but BSR control infrnTnat.ion could not be induded in the tvV\C PDU.
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`[6��-} c:,onsequenUy� there n:·ay· n ot be any £1�:?,R
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`tdgger av;JUab!e vvhen conbnu�ng Ri\ on
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`be .inc:k.H.i"t:�t1 v�itH�n attetnpt�ng Ri-\C:l-1
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`anottH?r c:c:, and H1en?fore� t�S�� intofcnation cannot
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`on another cc:. The propose(j �nvent\G·n prov:{.1€s a r:t=f\:V 8SR tri99er to tH? �nvoked
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`c:c: and thereby� faHure on the first V·/hen S\lr'itchlng-frorn c:c� to anoHier on Ri\C�H
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`.e.�nt:or1ed probte.�rn. Slrni�arl)i. th€.� �nv�;::ntion pro\lkies
`a nB\·V F'�·if�
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`etin:inating thE.� aforen1
`rUy1 tJE ls
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`tr�t1t)gr Vt/hgn sv-/itchin9 cornpongnt c.arrit::r for R.AC:-��i conhnuation. c:oru�r1qut�r
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`pro\.:kied \-Vith t1 rnetf:o{i to <.1�}a�n inc.\�{iB andh.)r z�p;jafe PHR inforrnaUon in the !'-l1s93
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`on ot!1er ccu�nponent c.anier.
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`during R.l·\C�'"i attfan1pt
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`[66]ln t1nother ernbocHrnen(
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`for
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`usedthe t--i:sg3 . the in\lento·n prt1vhjes a rr:ethod in \:�./hie.fl
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`to be faHed: is <:.Hsear,�e,� ��nd a ne:,?./ t�i1sg:-1
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`Ri,CJ4 atte:T1pt on one c:c \\tw:r-:. (jetenr1\ned
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`ls forn·1ed '-llf1i!e R/�c:H is t:t)nt�noe:.:i or.: anGther cc:_. 8SR and f)HR inforn·1.atkH1 is
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`8�)f"{ and �nchJ<hng tt1B nE.�v'l on the tnggers forrned t\:�sg:3 ba.sed lrH.::�uded in ti-1e nt:�vvl�{
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`f1}·-iR tr\1�1er prop:c:)sezl �n the invention.
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`[67]Ms93 f()rmed during Up!ink i:1at�� arrivt�i v/iH contain BSH, PHR {if n�quired) arn:l
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`L)urin�] f�andon1 accessrnay a!so inch .. K.h�: F�LC S[)l.J in the case· \\.,·ht:�n grant is suf1,:h:dE.�nt.
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`tf1at the it is possib!e cc;� as the pre\l]ous t�-:4sg:') buffer is discarded�
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`retries on anotf1er
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`F�LC s:[�lJ (part of fv1sg3) a�so gfats dlsc.ardecL �n one approac�: u:�s loss can be
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`recovered try-retransn1ission based on �J.�C}< n:.:cehted later durk)g the data
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`transrnLssion, in anothf;r rnt�tl1od fv1AC� dnt::s !�t��r�ct�vr�ly d�sc:anJ of i\Asg3 cf thr� pn::v•ious
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`cc: :and k.eep the non fvt�C spec�flc {RL.(: POL!) to be included dudng the t-·isg�3
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`of trant�rrdssion inchJdes jndication c:c>-()n�1 0H1�1r apprt1ach
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`:\Jrrr:�ltion on tht:! n�1v�·
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`RLC failure (or ne9ative acknowleds;ement} of the RLC PDU frmn M.AC to n=::ievant
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`enUty for the R.LC:: PQLjs \ncludeti in rY1sg3 and RL.C entit.y· underiak.es the s:3ki POlJs for
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`transn1�ssion .;��gain. l\s in yet t�no·u1er appro��:ch. RLC p:[)LJs �lre nr::t inc�uded <!(�nng
`�.nd Hr�ert:�b�t
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`rvlsg.3 forn:�.tion H1e prob�t:�iri is prevBntE.�d fron1 artsing.
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`-r�l.t\N�-::)
`(f)RE.Afv1�,J\tA){",is tak.Hn as eonciHiof: fer cortsldi::rint1 fa Hun:: of R.�c;� .. 1 on a
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`cornponent c��rrter. Consequently� \:v'hen pret�n-1t}!e transtT1i��sion count equais or
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`exc�:.Hs-cjs this{ F�i\C�
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`'"i S\�:·ftc�1�ntJ to a.no-t�1z.�r cc�rnponent �:arrier �$ triggert�tL i\noH·1Br
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`��pproact: to decide earrifir s\-vitc.1•1ing for R.,i\(��; retrial k� \:\:·hen H"":e Hnked DL C(: 9€ts
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`deactivatec� \�/f1an LJE is peliotrr::in9 R."AC;H on an lJL c:c::.
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`on ·�-;{�{�jng t)ackoft h{��d
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`ft)OJ ln onl� rnl�thod� tJE sv�tdches tr1��"= c.arriE:r �'or R .. �c:�-i retrif��
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`tTlethozj involves present in Randorn access respG·ns•e (Ri\R) n-lessafi\r:r>ther :.i�� (rr:s92).
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`E\H3 r�direc:ting the UE to svvitch to <=mother carrier \:V!1!ie doing R>'\CH by incncating a
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`nevv field rer.Hrecuon ln -U"'�e n:sg:2, On S\-:vitct1\n;1
`carrk�::· for F�i\C.�·i
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`after rec�;::h.dng backof1
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`! BS·R! PHR ��nd other rvt6..r:
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`contrr>! �n-fonT:afion are updated/ included.
`or redirection
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`/04/ l 3 htlps:i/world\vide.espacenetcomipub1katkmDetai1s/descriplion?CC""JP&NR=201352, .. 202.1
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`IPR2022-00468
`Apple EX1016 Page 1060
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`Espacenet -Description
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`po:ssibh� LJLC�c;s on \�'.ihlch Randon: access C;3n be atternptecL \1..:\(:: further �:onsiders ff
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`t}'·1c} cc�rresponchng [)l..,(:.c -fot the lH_'a"(:c:: is acth..:e or riot in case c:L ... c:.c:� is
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`deact:vatt:�d lrerrH)ved\ th.e.� corre·sporn:Hn9 UL---c.c is not be usE.�d �n H1B F�i\Cli c:c. �)et
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`Hn�J paran·u::t��rs \�-t1ich T"t1H R��C'::}�i c::c:: Set shn.uid b�� sorh::ti t;ast::t1 on c:c: atfrjbutt:�s
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`inc�ude t)L c-::c� p��th ioss� expec:t��d \rdUa! tr;3nst�<)a po\:ver fer F$rean:�:11e, avaUabHity of
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`· 9roups c·n LJL�c::c::. prf::\.-ious R .. �c:?·i success t1�story etc. A\vaHa!JiUty {)f
`pr{�*l;Tlbk�:
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`n1easurHn·H:;nt t1�PS is a�so ccrts�dert::ti for i:!\lt�ry c;c:; '•l,ihH�:: F�R.AC;}�i r��soure�� d'.lHHablhty
`on a c;c; �s e�--:•:a!u.atad.
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`! c:(::s \1vhk:h do rK.lt i·�ave Gornpatib!e pr��arnbk=: group confi�1urafion ar�� not
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`[7·1 J Futiher
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`for Ri\C:H Sat R::r Ri). .. (;H ret.ri.a�s-tJE se�ects on�t those lJL c:c�s
`used �n Ri�\C;H
`c:c;
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`..... ed the lJL grant recei� tt1at This ens(�res saroe prearnt�ie gr()Up. retrlal:s \1Vhich provh:�es
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`��A(�}9rantt; �n rnst12 H1 pn.:f�liOt�s n.:�c{:�hled as pre,l�Ousiy· in n1s.g2 �vou!d t�e t�an:t:!
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`-for further reeenUy could ah=;o be avokJ��rJ a tternr}ts. L!L c:c;s. G·n \1vhk::h R_..:\CH h��(� failed
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`se�ect�on �lnfJ R:&\C�H retrials
`c:c:
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`[72j ln a furtht�r f:rnt)Gd\n·H:;nt� ·v�lr1enevt�r !�vvHchlng of cantr�r for R.AC:-��i n:�tda� !:s
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`undertaK.en; .a t:t1rrier spec.�fic fv1/ltC; reset ls pBrforrned_
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`. !t involves reset /in�tianz.ation of
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`thY1ers, p;.:.1rarneters, state \lariab�es� bufffar
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`e'ac�earh1£� spec�f!c to the carr�er on \.-vh!ch
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`to the (�<;:HT{er is shJppetUres.et / h1ltianz.ed; L)l./DL rii¾R()
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`[73] E.g. PriR t�rner .specfflc
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`. carrie·r spt:=t:tnc
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`f\Al�c: resBt ts pertorn·H�d \t/1Bn an lJL
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`buff��r(s) ��re t:�lt:���red.-Furt�1t::r:
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`Garher a nd/or its Hnke{! DL carrier is acthrt¾te(i ��nd/Gr zjeactlvated. /;s fL:rH1��r
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`enht',H"\cernent SSR/PHR triggers are in,,.iokezi \Vhen ,;\n UL carrier and/of its !inked DL
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`carrier is activ8ted 8nd/or deact:\lat€.�d,
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`(fJ".g. F�F<.C- connfJ"chon r€.�quest) in L2 tn .. :Jf$;;'r (F=:Lc tnJff��r) or \,vt1en ord��ted b:,/ net�vork
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`throu&1f1 PDCC-H Gtder .. The ant·•-i���
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`of (jata or s�9nai�ng rness�:;ge tdggers a 8S·R �vhk:f1
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`in turn �nlttates SF( and f�i\C�� .. L ; .. �O\VE}ver. It �s proposeci in �nv��nt!on thB1 tc�r the casB
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`and cc;TlponE�nt carris-r addrt�on b!f.;.�c incHcat};;s d�n;Jc:Uy to f�./�i\C: layer to initiate F·tA;C�·i
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`not t)gnHratt� or t)uff�1r any s;9naHnt1 rnt�s:sagi:! fr1 L.2 buff��r. FtHtht�r� thr� cardt�r r�v�-•jh::hjng
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`fr:>r R_.ACH retrh:--ll �s not perfGrrnezi �,vhen Ri�CH faHs en the spec.�fh�H:1 c;�fT�er arH:1 Ri\CH
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`·rne approac!·1 ens�Jr��I; H1at jn cat�e
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`:1ailt:rt:� H:tiic.atk::n is 9ivlN: rrorn !VI-�(:. to F-�F-�(:. la\.tEH.
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`ct R.-C..CH faBure, n-H?s,saqe (uncieare<:J} jn L.2 buffer.
`the S·�or-:aHnq cl:oes net stack·
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`[7:�,] Cl°Hl€.ffVlfse
`an RLC reestabHsr1rnent or reset \Nc::uhJ be required \Nl!i<:!1 vvoul<! be
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`�WObl\�n1atic as other d8ta 8fSO Hes �n F=:.Lr..:: !)uffer, ("?BJ /\.,s d�:SC(U)ed 01�: Pf\':;$�H1t
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`dh;c!osure tarqf..�t�; H:f..� problt::rns an(1 proviz�:::;.1:s n·1eU:oc�s to ov{:rc:on·1f; thf; shortcnn:in9s
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`[79]2. f�Al�thod Gf assisting tr�e scheduler at eNB; in sche(hj�n9 and rr}<�:jntenance of
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`n1u!tip!e users in the netw·ork
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`[80]:3 . .l\voldino
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`ope.rJstion of the scheduier
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`thereby, preventing in<::orrect
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`un(�es�red f'Bportin9 of stale· ir:forrnatk.H1 to the ef'�B �;chedu�er <�nd
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`[81]4. ��IeU:nd for upd��ttn9 rvt�C-cr.>ntrG·� irrtonn��lion e!ernenfs e.9. po\�/��r hea,�roorn
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`in-fcnr�>3tion ;3nd Buffer sta.tas inforrn:at�on to b·B reported � n the f'v1sg3 retransn:�ssions to
`the eNB schedu\er
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`/04/ l 3 htlps:i/world\vide.espac.enet.comipub1katkmDetai1s/descriplion?CC""JP&NR=201352. .. 202.1
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`IPR2022-00468
`Apple EX1016 Page 1061
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`Espacenet -Description
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`8uffc�r statf;s lnfo-rn1auon
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`fv1sg3 retransn1iss!on(s) './')''t:en the$€� �nforrnf:�t!on becotY1e
`in n·ic�
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`avaHat)!e tff their r:c.�port�ng: ts t(iggen;;-cj a.ttef €.�arHE.�r transrn�ssion(s}
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`8ufftH· :statas lnfonnation in H1f� fv1st13 ti:!transrnl:sslon(s) '•l,ihHn U1�tse in-f(n·n1atlon
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`becotnes �nvaHd or neezi not be reported .as the reporting tr\1�1ers becorne no k)n9er
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`appHcable attc}t earlier transn1ission(s)
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`[84} 7c V\lhen detarrnjrdng: to rernove t���e l\!tAC: cont.re� �nft)r�T:ation frorrl the fvls£f3, fin up
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`the sp.;3ce vv'ith padding or other fvV\(: (":tH1tr(i lnforrnation eien1ents and appr(1pr�ate�y
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`lnc:�u��ion of padding or otl1fff fvtsc:; c:ontro! :nh::rrnatk)n t1Ba3_:h�.n-t; or H1dk.�:rtCH"S.
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`f)t)lJ ar)propnatf:!y \;vHh rernovai nf paddlntJ or pHc1cHn�i head�::rs or h°H.Hcators Hnc1
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`lnc�usk)n of appropr�.ate heriderB for Ct}ntn:�·� inforrnation elen1ents
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`[86]9. lJpc�at�1 or iVlac contro! lntorrriatic
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`·n t:�lt::rnent�; �::r./en pf.�rfon-r�int1 �·-L°'RC� \•Vh•t:!n
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`retransmissions of fv1s�-;'.3 !x':lSed on ;3ppHc;3b!e reporting triggers.
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`fB7] ·1 O. vvt1en updat�ng: pa.r1iculi3r f\�ac contro� intOrrnation in rv;sg3 retransrnisslon ..
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`af}f}ropriate chan9-a or forrnattinq r.lf Qther tvl.A.C r.:z;ntro! jr:fGrrnation js perfonT:e,�.
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`(88} E,Q. lf U1e {:J��if"<. report:ng: �s n;;rnov,ed ttc.�rn fv1s�13 n;;trnnsrnissh.::r\ a .si:ort or
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`trunc:at��d
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`Bf�FZ rvl,.:\(: cc�ntro� inforn1at�on· could !Je reph:.1(:.ed '.A::-�th a �ong 8}SF� \-t.t\(� ():::intn::�
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`:r1'fc.:rn1atk)n,
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`!\:·1.1\C,of one or n1on.:� 1he reporhng avoicHn£� [89] ·1 ·1. ;t-.\s anoU1er approac��i:. aitogethfar
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`ccntroi :nfc.:rn·1ation �.:1lenlE�nts �n f\1is93 retransrniss�on.s \vnict1 'l•len:; jnc:�uded in ear�f��r
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`Ms93 tn,,nsrnission.
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`ft�O] 12 .. As on�i? n·1ort:! approach �n (�a.iTi�)r .•�9:��rt:!t1f�lion .. v .. }t1f.�n
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`F{A\(:t·i r�i:tna� is p{�rfonr:-t:!cJ
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`r_;n ��noU:er corn�x)n€nt carrier� the µJsq3 use{1 on fjrst con:pon��nt c��nfer is <:Jisc��r,1e,1
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`and a ne\:\i f'.:.�1Sf13 �s forn1ed.
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`t�r11 ·1 J. in G.nc.�u1er n·1?�thod\ [h.lt�ng F�'i�\Cli retnai on anoti!l;.H' ccH11ponent earner. f-..:isg3
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`inctucHn;1 iVt�C eien1ents used on first c;c is select�vely updat��r..1 \:v'\tf: �atest appHcabie
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`8�3Ft� P}�)F�. and/er F�.LC: F�[ll�s etc ..
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`x� .... TR .. �\P�C"J)
`[H4.! 15.
`fv1axirnurri transrnh�sion or prl1arr1blt} (F)Rl�.At\ .. 1.J\:\t\�
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`ts t:dtt$n as
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`condition for eons�dertno f��ilure of' Ri\(:H on �� Gr;n1ponent carn��r. Con�=;equently,. \=Vhen
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`prearntd�· transrnlssfon cc�unt equa�s Cff exceeds t�1is� R;-;(:-H S\-Vitching to another
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`con1ponE.�nt carrier :s tr�g:g:ere.�d,
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`[95]·16. h: one approach the toss of RL.C: PCJLJ