@
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`Q Docket No. 1316.102tCC
`
`IN THE UNITED STATES PATENT AND TRADEMARK OFFICE
`
`re the Application of:
`
`Jang-Hoon YOO et al.
`
`Serial No. 091930,964
`
`Confirmation No. 2291
`
`Filed: August 17, 200!
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`Group Art Unit: 2651
`
`Examiner:. Mohammad N. Edun
`
`For:
`
`OPTICAL PICKUP COMPATIBLE WITH A DIGITAL VERSATILE DISK AND A
`RECORDABLE COMPACT DISK USING A HOLOGRAPHIC RING LENS
`
`PRELIMINARY AMENDMENT
`
`Commissioner for Patents
`P.O. Box 1450
`Alexandria, VA 22313-1450
`
`Sir:
`
`Before examination of the above-identified application, please amend the application as
`
`follows.
`
`In accordance with the procedures outlined in Amendments in a Revised Format Now
`
`Permitted signed January 31,2003, the remarks and amendments to the claims and
`
`specification are enclosed on separate sheets.
`
`¯ 06/18/2003 BBIZL1HES O0000~t 099309~
`3~.00 0P
`33G.00 OP
`
`01 FC:1202
`O~ FC=1201
`
`RECEIVED
`.JUN 1 9 20O3
`~echnologY Center 2600
`
`LG Electronics, Inc. et al.
`EXHIBIT 11)13
`IPR Petition for
`U.S. Patent No. RE43,106
`
`

`
`i
`
`REPLYIAMENDMENT
`FEE TRANSMITTAL
`
`AMOUNT ENCLOSED
`
`,,,, ,,,, i.
`
`13t6.1021CC
`.."Attor"n ey ....... Ooc’ ..... k et ’N .......... o,
`09/930,964
`.Application Number
`August 17, 2001
`Rling Date
`
`,S&H Fo ,:
`
`First Named Inventor
`Group Art Unit
`
`Jang-Hoon YOO et ai.
`2651
`
`642.00
`
`Examiner Name
`
`Mohammad N. Edun
`
`FEE CALCU~TION (fees effective 01101/03)
`Number
`Extra
`17
`4
`
`-
`
`Rate
`X$ 18.00=
`X$ 84.00=
`
`Calculations
`$ 306.00
`336.00
`
`CLAIMS AS
`AMENDED
`TOTAL CLAIMS
`
`Claims Remaining
`After Arnen(~ment
`37
`7
`
`i Highest Number
`i -
`
`Previously Paid For
`20=
`3=
`
`INDEPENDENT
`CLAIMS
`Since an Official Action set an ofi,qinal due date of. N/A, petition is hereby made for an extension to
`cover the date this reply is filed for which the requisite fee is enclosed (1 month ($110); 2 months
`($410); 3 months ($930); A months ($1,450); 5 months ($1,970)):
`
`If Notice of Appeal is enclosed, add ($320.00)
`If Statutory Disclaimer under Rule 20(d) is enclosed, add fee ($110,00)
`Information Disclosure Statement (Rule 1.17(p)) ($180.00)
`Total of above Calculations =
`Reduction by 50% for filing by small entity (37 CFR 1.9, 127 & 1.28)
`TOTAL FEES DUE =
`(’~) If e~try (1) iS leSS then entry {2)i entry (3) iS "0".
`
`(2) If entry (2) iS less than 20, change entry (2) 1o’20".
`
`(4) If entry (4) is less th~ entry (5), en~ (6) is "O’,
`
`(5) tf entry (5) is less ~.an 3. d~nge enW (5) 1o "3".
`
`[] Checkenclosed as payment.
`
`METHOD OF PAYMENT
`
`[]
`
`[]
`
`A
`
`Charge "TOTAL FEES DUE" to the Deposit Account No. below,
`
`No payment is enclosed and no charges to the Deposit Account are authorized at this time (unless specific!lly
`required to obtain a filing date).
`
`[]
`
`GENERAL AUTHORIZATION
`!f the above-noted "AMOUNT ENCLOSED" is not correct, the Commissioner is hereby authorized to credit
`any overpayment or charge any additional fees necessary to:
`Deposit Account No. I 19-3935 i
`Deposit Account Name I STAAS & HALSEY LLP I
`Tile Commissioner is also authori~d t0credtt any overpayments or charge any additional fees required under
`37 CFR 1,16 (filing fees) or 37 CFR 1,17 (processing fees) during the prosecution of this application, including
`any related application(s) claiming benefit hereof pursuant to 35 USC § 120 (e.g.,
`continuations/divisionalslClPs under 37 CFR t,53(b) and/or continuations/divisionals/CPAs under 37 CFR
`1.53(d)) to maintain pendency hereof or of any such related application,
`SUBMITTED BY: STAAS & HALSEY LLP
`
`[]
`
`. Typed Name I Japes G. McEwe.r~..
`
`l.Reg. No. I 41,983
`
`©2003 Staas & Halsey’LLP
`
`

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`Serial No.: 09/930,964
`
`IN THE CLAIMS:
`
`¯ Docket No. 13!6.1021CC
`
`Please AMEND claim 1, and ADD claims 7-37, as follows;
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`1. (CURRENTLY AMENDED) An objective lens to form beam spots
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`using ........ ,~;..... ~,,~., ~....~ ..... .4 ,r, ht beams of respectively different wavelengths, the
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`objective lens comprising;
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`an inner region including an optical center of the objective lens;
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`a holographic region surrounding said inner region and comprising a plurality of
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`*,~-. ,~,,." "~’--"~’~ .steps disposed on a lens surface of the objective lens; and
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`an outer region surrounding said holographic region,
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`wherein
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`said inner region transmits the firo~t :~d :ecc~d light beams,
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`said holographic region diffracts a_tl~e~second one of the light beams, and
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`:~d the outer region transmits a_thcfirstQne..of the light beams.
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`2. (ORIGINAL) The objective lens according to claim 1, wherein a first focal plane on
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`which a first portion of the second light beam incident on said holographic region is focused
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`coincides with a second focal plane on which a second portion of the second light beam incident
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`on said inner region is focused.
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`3. (ORIGINAL) The objective lens according to claim 1, wherein said holographic region
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`further comprises grooves to diffract the second light beam.
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`4. (NOT AMENDED) An objective lens for an optical pickup, the objective lens
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`comprising:
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`a holographic region having a plurality of concentric ring-shaped steps formed on a lens
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`surface of the objective lens,
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`wherein the objective lens has a wavelength dependence such that two light beams
`
`having corresponding different wavelengths and an identical diffractive order form appropriate
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`different wavefronts corresponding to reproducing and/or recording information from and/or to
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`corresponding two kinds of optical recording media having respectively different thickness.
`
`2
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`

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`Serial No.: 09/930,964
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`¯
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`¯
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`Docket No. 1316.1021CC
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`~,,~ ~},~ 5~ (ORIGINAL) The objective lens according to claim 4, further comprising an inner
`region surrounded by said holographic region, wherein a first focal plane on which a first portion
`
`of the second light beam incident on said holographic region is focused coincides with a second
`
`focal plane on which a second portion of the second light beam incident on said inner region is
`
`focused.
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`6. (ORIGINAL) The objective lens according to claim 4, wherein said holographic region
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`includes grooves to diffract the light beam.
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`7. (NEW) An objective lens to form beam spots of different sizes using corresponding
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`first and second light beams of respectively different wavelengths, the objective lens comprising:
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`an inner region including an optical center of the objective lens which has an optical
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`property optimized to focus the first light beam onto a first optical recording medium of a first
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`thicknesses and to focus the second light beam onto a second optical recording medium of a
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`second thickness other than the first thickness; and
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`a diffractive region surrounding said inner region and comprising an optical property
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`optimized so as to selectively diffract the first and second light beams as a function of
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`wavelength so as to change a numerical aperture of the objective lens.
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`8. (NEW) The objective lens of claim 7, wherein, to adjust the numerical aperture as the
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`function of the wavelength, the diffractive region:
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`selectively diffracts the first light beam having a first wavelength so as to not be focused
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`on the first optical recording medium, and
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`selectively allows the second light beam of a second wavelength to be focused on the
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`second recording medium.
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`9. (NEW) The objective lens of claim 8, wherein the diffractive region selectively diffracts
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`the first light beam as first order light.
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`10. (NEW) The objective lens of claim 9, wherein the diffractive region comprises a
`blazed type hologram.
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`11. (NEW) The objective lens of claim 9, wherein the diffractive region comprises
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`grooves formed in stepwise depths.
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`3
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`Serial No.: 09/930,964
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`¯
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`Docket No. 1316.1021CC
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`0
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`).r
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`12. (NEW) The objective lens of claim 7, wherein the diffractive region is optimized to
`
`selectively diffract the first and second light beams so as to reduce spherical aberration of the
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`first and second light beams when focused on the first and second optical recording media as
`
`the function of the wavelength.
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`13. (NEW) The objective lens of claim 7, wherein the diffractive region is optimized to
`selectively diffract the first and second light beams such that the numerical aperture of the
`
`objective lens is greater for the second optical recording medium than for the first optical
`
`recording medium.
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`14. (NEW) The objective lens of claim 13, wherein the diffractive region diffracts the first
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`light beam of a first wavelength so as to not be focused on the first optical recording medium.
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`15. (NEW) The objective lens of claim 14, wherein the diffractive region allows the
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`second light beam of a second wavelength to be focused on the second optical recording
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`medium.
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`16. (NEW) The objective lens of claim 15, wherein the diffractive region is disposed on
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`an optical surface having the inner region.
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`17. (NEW)The objective !ens of claim 16, wherein the optical surface is optimized with
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`respect to the first and second light beams to be received prior to being reflected from the first
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`and second optical recording media.
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`18. (NEW) The objective lens according to claim 7, wherein a first focal plane to which a
`
`first portion of the second light beam incident on the diffractive region is directed coincides with a
`second focal plane to which a second portion of the second light beam incident on the inner
`
`region is directed.
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`19. (NEW) The objective lens according to claim 7, wherein the diffractive region further
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`comprises grooves optimized with respect to the second light beam so to maximize first order
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`light and to minimize zero~ order lighL
`
`4
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`

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`Serial No.: 09/930,964
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`¯
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`¯
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`Docket No, 1316.1021CC
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`’:J~l .ii~’~, "~ 20. (NEW)An objective ,ens for use in focusing ,ight beams on optica, recording media
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`]~t|-~..0~--of different thicknesses, comprising:
`
`an inner region which directs the light beams having corresponding wavelengths to be
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`focused on the corresponding optical recording media having respectively different thicknesses;
`
`and
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`a diffractive region having a wavelength dependence such that the light beams are
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`selectively diffracted so as to adjust a numerical aperture of the objective lens.
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`21. (NEW) The objective lens of claim 20, wherein the diffractive region diffracts one of
`
`the light beams having one of the wavelengths so as to reduce spherical aberration when
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`recording andlor reproducing with respect to a corresponding one of the optical recording media.
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`22. (NEW) The objective !ens of claim 2!, wherein:
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`the one optical recording medium is a compact disk, and
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`the diffractive portion diffracts the one light beam as first order light so as to reduce the
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`spherical aberration with respect to the compact disk.
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`23. (NEW) The objective lens of claim 22, wherein:
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`another optical recording medium is a digital versatile disk, and
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`the diffractive portion allows another light beam of another wavelength other than the one
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`wavelength to be directed to the digital versatile disk so as to record andlor reproduce with
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`respect to the digital versatile disk together with a portion of the another light beam focused by
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`the inner region.
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`"),4 IMl::’t^l~l Th,~ rthi=ntiw~, I~ne nf rl,~im ")1"1 wherein the= diffmr.tiv~, nnrtinn diffmnt.q nn~. of
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`the light beams as first order light so as to adjust the numede~l aperture of the objective lens in
`
`order to record and/or reproduce with respect to a corresponding one of the optical recording
`
`media.
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`25. (NEW) The objective lens of claim 20, wherein a first focal plane on which a first
`
`portion of one light beam incident on the diffractive region is directed coincides with a second
`
`focal plane on which a second portion of the one light beam incident on the inner region is
`
`directed.
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`5
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`

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`Serial No.: 091930,964
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`¯
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`¯
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`Docket No. 1316.1021CC
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`"~t ~ .~!~ 26. (NEW) The objective lens of claim 20, wherein a first focal plane on which a first
`portion of one light beam incident on the diffractive region is directed does not coincide with a
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`second focal plane on which a second portion of the one light beam incident on the inner region
`
`is directed such that a spherical aberration is reduced at the second focal plane and the
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`numerical aperture is adjusted according to the wavelength of the one light beam,
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`27. (NEW) The objective lens of claim 26, wherein a third focal plane on which a first
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`portion of another light beam incident on the diffractive region is directed coincides with a fourth
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`focal plane on which a second portion of the another light beam incident on the inner region is
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`directed.
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`28. (NEW) An optical system for use in focusing light beams on optical recording media
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`of different thicknesses, comprising:
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`an optical element; and
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`an objective lens,
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`wherein the optical element comprises:
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`an inner region which directs the light beams having corresponding wavelengths
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`to be focused by the objective lens on the corresponding optical recording media having
`
`respectively different thicknesses; and
`a diffractive region having a wavelength dependence such that the light beams
`
`are selectively diffracted so as to adjust a numerical aperture of the objective lens.
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`29. (NEW) The optical system of claim 28, wherein the diffractive region diffracts one of
`
`the light beams having one of the wavelengths so as to reduce spherical aberration when
`
`~...-.~,.lln,-~ .~n,4/,-,r mr~r~rl,,.inn uu;th r..en..r.f fn ~t rnrr==(cid:128):nnnrlint~ nn~ nf fh~ nnfie~l r~.rnrrlinn mRdi~
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`30. (NEW) The optical system of claim 29, wherein:
`
`the one optical recording medium is a compact disk, and
`
`the diffractive portion diffracts the one light beam as first order light so as to reduce the
`
`spherical aberration with respect to the compact disk.
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`31. (NEW) The optical system of claim 30, wherein:
`
`another optical recording medium is a digital versatile disk, and
`
`6
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`

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`Serial No.: 09/930,964
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`¯
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`¯
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`Docket No. 1316.1021CC
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`"~ the diffractive portion allows another light beam of another wavelength other than the one
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`"~(~IJ wavelength to be directed through the objective lens to the digital versatile disk so as to record
`andlor reproduce with respect to the digital versatile disk together with a portion of the another
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`light beam which passed through the inner region and the objective lens,
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`32. (NEW) The optical system of claim 28, wherein the diffractive portion diffracts one of
`
`the light beams as first order light so as to adjust the numedcat aperture of the objective lens in
`
`order to record andtor reproduce with respect to a corresponding one of the optical recording
`
`media.
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`33. (NEW) The optical system of claim 28, wherein a first focal plane on which a first
`
`portion of one light beam incident on the diffractive region is directed by the objective lens
`
`coincides with a second focal plane on which a second portion of the one light beam incident on
`
`the inner region is directed by the objective lens.
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`34. (NEW) The optical system of claim 28, wherein a first focal plane on which a first
`
`portion of one light beam incident on the diffractive region is directed by the objective lens does
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`not coincide with a second focal plane on which a second portion of the one light beam incident
`
`on the inner region is directed by the objective lens such that a spherical aberration is reduced at
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`the second focal plane and the numerical aperture is adjusted according to the wavelength of
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`the one light beam.
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`35. (NEW) The optical system of claim 34, wherein a third focal plane on which a first
`
`portion of another light beam incident on the diffractive region is directed by the objective lens
`
`on the inner region is directed by the objective lens,
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`36. (NEW) An objective lens for an optical pickup, the objective lens comprising at least
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`one holographic region, wherein the at least one holographic region comprises a plurality of
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`gratings on the objective lens
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`37. (NEW) An optical pickup for use with recording media, comprising:
`
`a light source to emit light beams of different wavelengths;
`
`

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`Serial No.: 09/930,964
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`¯
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`¯
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`Docket No. 1316,1021CC
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`~ , \(. I,..." an objective lens comprising at least one holographic region, the at least one holographic
`C~lu region comprising a plurality of gratings on the objective lens; and
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`an optical detector to detect the light beams after reflection from the recording media and
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`after having passed threugh the objective lens,
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`wherein:
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`at least one part of the at least one holographic region transmits the light beams,
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`¯
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`and
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`at least one other part of the at least one holographic region diffracts one of the
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`light beams.
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`

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`Serial No.: 09/930,964
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`¯
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`¯
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`Docket No. t316.1021CC
`
`$
`
`REMARKS
`
`This Preliminary Amendment is submitted to amend claim 1 and to add claims 7-37.
`Claims 1-37 are currently pending and under consideration. No new matter is being presented
`
`It is respectfully requested that this Preliminary Amendment be entered in the above-
`
`referenced application.
`
`If there are any additional fees associated with filing of this Preliminary Amendment,
`
`please charge the same to our Deposit Account No. 19-3935.
`
`Respecfful?y su bmitted,
`
`STAAS & HALSEY LLP
`
`By: , ~
`’:~ames G. McEwen
`v Registration No. 41,983
`
`700 Eleventh Street, NW, Suite 500
`Washington, D.C. 20001
`(202) 434-1500
`
`9