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`US010715235B2
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`(IO) Patent No.:
`US 10,715,235 B2
`
`
`c12) United States Patent
`(45)Date of Patent:
`Jul. 14, 2020
`Da Silva et al.
`
`(54)DIRECTED WIRELESS COMMUNICATION
`
`(58)Field of Classification Search
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`None
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`
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`See application file for complete search history.
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`(71)Applicant: XR Communications, LLC, Solana
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`Beach, CA (US)
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`(56)
`(72)Inventors: Marcus Da Silva, Spokane, WA (US);
`
`
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`
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`Vahid Tarokh, Cambridge, MA (US);
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`Praveen Mehrotra, Spokane, WA (US);
`Walker
`4,231,040 A 10/1980
`
`
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`
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`William J. Crilly, Jr., Liberty Lake,
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`4,750,147 A 6/1988 Roy, III
`
`et al.
`WA (US); James Brennan,
`(Continued)
`
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`Sammamish, WA (US); Robert J.
`
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`Conley, Liberty Lake, WA (US);
`
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`Siavash Alamouti, Spokane, WA (US);
`
`EP
`
`Eduardo Casas, Vancouver (CA);
`EP
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`Hujun Yin, Spokane, WA (US); Bobby
`
`Jose, Verndale, WA (US); Yang-Seok
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`Choi, Liberty Lake, WA (US)
`
`
`
`References Cited
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`0817517 Al 1/1998
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`( *) Notice: Subject to any disclaimer, the term ofthis
`
`
`Anastasi, et. al., "MAC Protocols for Wideband Wireless Local
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`patent is extended or adjusted under 35
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`munications Magazine, pp. 53-64, Oct. 1998.
`(Continued)
`
`(21)Appl. No.: 15/495,539
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`OTHER PUBLICATIONS
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`(22) Filed: Apr. 24, 2017
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`(65)
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`
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`Prior Publication Data
`
`
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`US 2017/0230094 Al Aug. 10, 2017
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`Primary Examiner - Shuwang Liu
`
`
`
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`Assistant Examiner - Gina M McKie
`
`
`LLP
`
`(74) Attorney, Agent, or Firm - Klein, O'Neill & Singh,
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`(57)
`
`ABSTRACT
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`Related U.S. Application Data
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`Disclosed herein are methods and apparatuses configured to
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`direct wireless communication. In some embodiments, a
`(60)Continuation of application No. 15/260,147, filed on
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`network apparatus is configu red to: receive a first sign al
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`Sep. 8, 2016, which is a continuation of application
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`transmission from a remote station via a first antenna
`(Continued)
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`element of an antenna and a second signal transmission from
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`the remote station via a second antenna element of the
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`antenna simultaneously; determine first signal information
`(2006.01)
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`for the first transmission; determine second signal informa­
`(2017.01)
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`tion for the second transmission, wherein the second sign al
`(Continued)
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`information is different than the first sign al information;
`(52)U.S. Cl.
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`determine a set of weighting values based on the first sign al
`CPC ............. H04B 710617 (2013.01); H04B 7104
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`information and the second signal information, wherein the
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`(2013.01); H04B 710621 (2013.01);
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`one or set of weighting values is configu red to construct
`(Continued)
`(Continued)
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`(51)Int. Cl.
`H04B 7106
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`H04B 7104
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`r200
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`212
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`Multi-Beam
`DirectedSJgnal
`System
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`Exhibit 1001
`Page 01 of 41
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`

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`US 10,715,235 B2
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`Page 2
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`19 Claims, 18 Drawing Sheets
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`Related U.S. Application Data
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`the 6,311,075 Bl 10/2001 Bevan et al.
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`more beam-formed transmission sign als; and generate
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`6,330,460 Bl 12/2001 Wong et al.
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`
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`one or more beam-formed transmission sign als based on the
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`6,337,659 Bl 1/2002 Kim
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`set of weighting values for transmission to the remote
`
`
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`6,345,188 Bl 2/2002 Keskitalo et al.
`station.
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`6,351,499 Bl 2/2002 Paulraj et al.
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`6,359,923 Bl 3/2002 Agee et al.
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`No. 13/855,410, filed on Apr. 2, 2013, now Pat. No. 6,611,695 Bl 8/2003 Periyalwar
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`9,462,589, which is a division of application No. 6,628,235
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`B2 9/2003 Wight
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`B2 10/2003 Berg et al. 10/700,329, filed on Nov. 3, 2003, now Pat. No. 6,631,277
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`
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`US 10,715,235 B2
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`Exhibit 1001
`Page 03 of 41
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`US 10,715,235 B2
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`Page 4
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`Exhibit 1001
`Page 04 of 41
`
`

`

`US 10,715,235 B2
`
`Page 5
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`(56)
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`References Cited
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`
`Andrew S. Tanenbaum, Computer Networks, Third Edition, Pren­
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`
`
`* cited by examiner
`
`Exhibit 1001
`Page 05 of 41
`
`

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`Page 06 of 41
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`U.S. Patent Jul. 14,
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`Page 12 of 41
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`U.S. Patent Jul. 14,
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`Page 13 of 41
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`U.S. Patent Jul. 14,
`2020 Sheet 9 of 18
`
`US 10,715,235 B2
`
`Constructive Receive
`
`Receive Indicators
`
`
`Indicators (1, 2, ... , N)
`
`(1, 2, ... , N)
`
`r206
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`
`-
`
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`
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`
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`
`,__
`
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`
`Ethernet
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`904
`
`'I
`
`Beam-Forming
`Networks
`808 I 810
`
`Antenna
`Array
`
`\.. 302 "
`
`Exhibit 1001
`Page 14 of 41
`
`

`

`
`U.S. Patent Jul. 14,
`2020 Sheet 10 of 18
`
`US 10,715,235 B2
`
`
`
`Receive Indicators (1, 2 ... 13)
`
`
`
`
`
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`
`Receive J l
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`
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`
`
`Constructive Receive Indicators (1, 2 .. 13)
`
`
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`
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`
`
`
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`
`....
`
`Exhibit 1001
`Page 15 of 41
`
`

`

`
`U.S. Patent Jul. 14,
`2020 Sheet 11 of 18
`
`US 10,715,235 B2
`
`1 '
`
`'
`
`'
`
`a()
`
`·-
`
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`
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`
`Exhibit 1001
`Page 16 of 41
`
`

`

`
`2020 Sheet 12 of
`U.S. Patent Jul. 14,
`
`18 US 10,715,235 B2
`
`1204
`
`r1200
`
`1202 � ®------(
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`1210
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`Rx/Tx
`Rx/Tx
`824(N)
`824(0}
`
`Exhibit 1001
`Page 17 of 41
`
`

`

`
`U.S. Patent Jul. 14,
`
`2020 Sheet 13 of 18 US 10,715,235 B2
`
`
`
`Multi-Beam Directed Signal System 206
`
`
`400(1)
`400(0)
`
`400(15)
`
`
`
`A: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
`
`
`
`Butler Matrix 1300
`
`
`
`Tx/Rx: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
`
`s s s s s s s s s s s s s s s s
`p p p p p p p p p p p p p p p p
`
`1302(0)
`1 302 ( 1 ) ,___ _________________ .............. ____________________________________
`
`1302(15)
`"---'-_ 1302 ( 14)
`
`
`
`Baseband-Processor(s) 902
`
`7'9-13
`
`Exhibit 1001
`Page 18 of 41
`
`

`

`U.S. Patent
`
`
`
`Jul. 14, 2020 Sheet 14 of 18
`
`US 10,715,235 B2
`
`400(1)
`
`400(0)
`
`400(N-1)
`
`400(N)
`
`•••
`
`
`
`Butler Matrix 1300
`
`Gain
`1400
`
`•••
`
`�Uj, 14
`
`r1500
`
`12,_.,__
`Signal
`14 -
`Level 16
`(dB)
`22
`24
`26
`28
`30
`32
`34
`36
`38
`40
`0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180
`
`Angle (degrees)
`
`1504
`
`1502
`
`Exhibit 1001
`Page 19 of 41
`
`

`

`
`U.S. Patent Jul. 14,
`2020 Sheet 15 of 18
`