Source: http://www.google.com/patents/US8144774?dq=5,867,764
Timestamp: 2016-08-24 07:44:45
Document Index: 156666583

Matched Legal Cases: ['Application No. 2003247759', 'Application No. 2008200457', 'Application No. 2245172', 'Application No. 2452504', 'Application No. 2490378', 'Application No. 97193217', 'Application No. 02805857', 'Application No. 02813792', 'Application No. 03814629', 'Application No. 03814629', 'Application No. 03814629', 'Application No. 97193217', 'Application No. 97193217', 'Application No. 97193217', 'Application No. 97903871', 'Application No. 03762175', 'Application No. 02746990', 'Application No. 97903871', 'Application No. 3813']

Patent US8144774 - Interpolation of video compression frames - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More »Sign inPatentsCoding techniques for a video image compression system involve improving an image quality of a sequence of two or more bi-directionally predicted intermediate frames, where each of the frames includes multiple pixels. One method involves determining a brightness value of at least one pixel of each bi-directionally...http://www.google.com/patents/US8144774?utm_source=gb-gplus-sharePatent US8144774 - Interpolation of video compression framesAdvanced Patent SearchPublication numberUS8144774 B2Publication typeGrantApplication numberUS 13/289,032Publication dateMar 27, 2012Filing dateNov 4, 2011Priority dateJul 11, 2001Fee statusPaidAlso published asCA2490378A1, CA2490378C, CN1663258A, CN1663258B, CN101969569A, CN101969569B, CN102176752A, CN102176752B, CN102176753A, CN102176753B, CN102227134A, CN102227134B, CN102256122A, CN102256122B, CN102256123A, CN102256123B, CN102256134A, CN102256134B, CN102256135A, CN102256135B, CN102256136A, EP1530879A2, EP1530879A4, EP2254339A2, EP2254339A3, EP2262268A2, EP2262268A3, EP2458863A2, EP2458863A3, EP2458864A2, EP2458864A3, EP2782345A1, US7266150, US7894524, US8050323, US8139638, US8139639, US8139640, US8139641, US8149912, US8160142, US8213507, US8249158, US8279929, US8290043, US8325809, US8379720, US8401078, US8477851, US8488674, US8488675, US8503529, US8526496, US8542738, US8559513, US8699572, US8737472, US8761257, US8767829, US8873629, US8873632, US8942285, US8995528, US9078002, US9083979, US9232232, US9247269, US9386321, US20040005004, US20070268967, US20100014587, US20100118957, US20110096837, US20110096838, US20110103476, US20110103477, US20110103478, US20110103479, US20120027090, US20120033732, US20120033734, US20120033735, US20120044995, US20120051428, US20120134414, US20120170665, US20120307900, US20130070851, US20130070858, US20130077688, US20130077692, US20130077693, US20130223527, US20130223530, US20130279584, US20130301729, US20130322534, US20140010301, US20140098864, US20140211852, US20150092852, US20150092853, US20150271520, US20150271521, US20160007040, US20160007041, WO2004004310A2, WO2004004310A3Publication number13289032, 289032, US 8144774 B2, US 8144774B2, US-B2-8144774, US8144774 B2, US8144774B2InventorsGary A. DemosOriginal AssigneeDolby Laboratories Licensing CorporationExport CitationBiBTeX, EndNote, RefManPatent Citations (93), Non-Patent Citations (53), Referenced by (14), Classifications (54), Legal Events (2) External Links: USPTO, USPTO Assignment, EspacenetInterpolation of video compression frames
Patent CitationsCited PatentFiling datePublication dateApplicantTitleUS4654696Apr 9, 1985Mar 31, 1987Grass Valley Group, Inc.Video signal formatUS4903317Jun 23, 1987Feb 20, 1990Kabushiki Kaisha ToshibaImage processing apparatusUS4982285Apr 26, 1990Jan 1, 1991Victor Company Of Japan, Ltd.Apparatus for adaptive inter-frame predictive encoding of video signalUS4985768Jan 18, 1990Jan 15, 1991Victor Company Of Japan, Ltd.Inter-frame predictive encoding system with encoded and transmitted prediction errorUS5231484Nov 8, 1991Jul 27, 1993International Business Machines CorporationMotion video compression system with adaptive bit allocation and quantizationUS5294974Jul 24, 1992Mar 15, 1994Matsushita Electric Corporation Of AmericaHigh-definition video encoding system having color-sensitive quantizationUS5301019Sep 17, 1992Apr 5, 1994Zenith Electronics Corp.Data compression system having perceptually weighted motion vectorsUS5374958Jun 25, 1993Dec 20, 1994Sony CorporationImage compression based on pattern fineness and edge presenceUS5408270Jun 24, 1993Apr 18, 1995Massachusetts Institute Of TechnologyAdvanced television systemUS5412430May 4, 1994May 2, 1995Matsushita Electric Industrial Co. Ltd.Image coding method and image coding apparatusUS5426463Feb 22, 1993Jun 20, 1995Rca Thomson Licensing CorporationApparatus for controlling quantizing in a video signal compressorUS5438374Dec 10, 1993Aug 1, 1995At&T Corp.System and method for filtering video signalsUS5442407Mar 22, 1994Aug 15, 1995Matsushita Electric Corporation Of AmericaVideo signal noise reduction system using time-varying filter coefficientsUS5446498Jan 24, 1994Aug 29, 1995Matsushita Electric Industrial Co., Ltd.Scaling interlaced images for encoding and decoding of digital video signals of multiple scanning standardsUS5465119Feb 22, 1991Nov 7, 1995DemografxPixel interlacing apparatus and methodUS5475435Oct 28, 1993Dec 12, 1995Sony CorporationLayer encoding apparatus and layer decoding apparatus for input non-interlace video signalUS5659363Jan 30, 1995Aug 19, 1997Sony CorporationCoding and decoding of video signalsUS5661524Mar 8, 1996Aug 26, 1997International Business Machines CorporationMethod and apparatus for motion estimation using trajectory in a digital video encoderUS5668600Oct 28, 1996Sep 16, 1997Daewoo Electronics, Co., Ltd.Method and apparatus for encoding and decoding a video signal using feature point based motion estimationUS5737032Sep 5, 1995Apr 7, 1998Videotek, Inc.Serial digital video processing with concurrent adjustment in RGB and luminance/color differenceUS5742343Aug 19, 1996Apr 21, 1998Lucent Technologies Inc.Scalable encoding and decoding of high-resolution progressive videoUS5748903Sep 29, 1995May 5, 1998Intel CorporationEncoding images using decode rate controlUS5812194Jun 17, 1997Sep 22, 1998Sony CorporationMotion compensated video processingUS5825421Dec 27, 1996Oct 20, 1998Matsushita Electronic Industrial Co., Ltd.Video coding method and decoding method and devices thereofUS5825680Jun 21, 1996Oct 20, 1998Digital Equipment CorporationMethod and apparatus for performing fast divisionUS5835498Jun 14, 1996Nov 10, 1998Silicon Image, Inc.System and method for sending multiple data signals over a serial linkUS5852565Jan 30, 1996Dec 22, 1998DemografxTemporal and resolution layering in advanced televisionUS5877754Apr 8, 1994Mar 2, 1999Intel CorporationProcess, apparatus, and system for color conversion of image signalsUS5920353Dec 3, 1996Jul 6, 1999St Microelectronics, Inc.Multi-standard decompression and/or compression deviceUS5987179Sep 5, 1997Nov 16, 1999Eastman Kodak CompanyMethod and apparatus for encoding high-fidelity still images in MPEG bitstreamsUS5988863Dec 21, 1998Nov 23, 1999DemografxTemporal and resolution layering in advanced televisionUS5995095May 21, 1999Nov 30, 1999Sharp Laboratories Of America, Inc.Method for hierarchical summarization and browsing of digital videoUS6020934Mar 23, 1998Feb 1, 2000International Business Machines CorporationMotion estimation architecture for area and power reductionUS6023553Aug 6, 1997Feb 8, 2000Hitachi America, Ltd.Method and apparatus for achieving video data reduction through the use of re-encodingUS6069914Sep 19, 1996May 30, 2000Nec Research Institute, Inc.Watermarking of image data using MPEG/JPEG coefficientsUS6097842 *Sep 5, 1997Aug 1, 2000Sony CorporationPicture encoding and/or decoding apparatus and method for providing scalability of a video object whose position changes with time and a recording medium having the same recorded thereonUS6115421Apr 25, 1997Sep 5, 2000Matsushita Electric Industrial Co., Ltd.Moving picture encoding apparatus and methodUS6163574May 2, 1995Dec 19, 2000Sony CorporationMotion picture encoding system for either intra-frame encoding or inter-frame encodingUS6172768Feb 5, 1998Jan 9, 2001Canon Kabushiki KaishaHalftoning with changeable error diffusion weightsUS6215824May 1, 1998Apr 10, 2001Boom CorporationTranscoding method for digital video networkingUS6236727Jun 24, 1997May 22, 2001International Business Machines CorporationApparatus, method and computer program product for protecting copyright data within a computer systemUS6268886Nov 12, 1998Jul 31, 2001Lg Electronics Inc.Apparatus for converting picture format in digital TV and method of the sameUS6301304Jun 17, 1998Oct 9, 2001Lsi Logic CorporationArchitecture and method for inverse quantization of discrete cosine transform coefficients in MPEG decodersUS6327602Apr 7, 1999Dec 4, 2001Lg Electronics Inc.Inverse discrete cosine transformer in an MPEG decoderUS6332194Jun 5, 1998Dec 18, 2001Signafy, Inc.Method for data preparation and watermark insertionUS6404813 *Mar 27, 1997Jun 11, 2002At&T Corp.Bidirectionally predicted pictures or video object planes for efficient and flexible video codingUS6430222Jul 6, 1999Aug 6, 2002Sharp Kabushiki KaishaMoving picture coding apparatusUS6434196Apr 2, 1999Aug 13, 2002Sarnoff CorporationMethod and apparatus for encoding video informationUS6442203Nov 5, 1999Aug 27, 2002DemografxSystem and method for motion compensation and frame rate conversionUS6507615Apr 28, 1999Jan 14, 2003Sony CorporationVideo signal processing apparatus and video signal processing methodUS6629104Nov 22, 2000Sep 30, 2003Eastman Kodak CompanyMethod for adding personalized metadata to a collection of digital imagesUS6650708Oct 10, 2000Nov 18, 2003Matsushita Electric Industrial Co., Ltd.Video signal encoding apparatusUS6654417Jan 26, 1998Nov 25, 2003Stmicroelectronics Asia Pacific Pte. Ltd.One-pass variable bit rate moving pictures encodingUS6654420 *Oct 27, 2000Nov 25, 2003Koninklijke Philips Electronics N.V.Video encoding-methodUS6728317Apr 7, 2000Apr 27, 2004Dolby Laboratories Licensing CorporationMoving image compression quality enhancement using displacement filters with negative lobesUS6816552Jul 11, 2001Nov 9, 2004Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS6957350Apr 3, 2000Oct 18, 2005Dolby Laboratories Licensing CorporationEncrypted and watermarked temporal and resolution layering in advanced televisionUS7266150Jun 28, 2002Sep 4, 2007Dolby Laboratories, Inc.Interpolation of video compression framesUS20010028725Dec 29, 2000Oct 11, 2001Toshiyuki NakagawaInformation processing method and apparatusUS20020154693Mar 2, 2001Oct 24, 2002Demos Gary A.High precision encoding and decoding of video imagesUS20020186766Dec 22, 2000Dec 12, 2002Joseph AdelaideDevice for image encoding and decodingUS20030112863Jul 12, 2001Jun 19, 2003Demos Gary A.Method and system for improving compressed image chroma informationUS20030112871Jul 11, 2001Jun 19, 2003Demos Gary A.Interpolation of video compression framesUS20030112873Jul 11, 2001Jun 19, 2003Demos Gary A.Motion estimation for video compression systemsUS20040005004Jun 28, 2002Jan 8, 2004Demos Gary A.Interpolation of video compression framesUS20050254649Jul 21, 2005Nov 17, 2005Demos Gary AEncrypted and watermarked temporal and resolution layering in advanced televisionUSRE37222Jul 19, 1994Jun 12, 2001Sony CorporationVideo signal transmitting systemCA2127151A1Jun 30, 1994Mar 22, 1995Atul PuriSpatially scalable video encoding and decodingEP0511778A2Apr 23, 1992Nov 4, 1992AT&amp;T Corp.Multiple frame motion estimationEP511778A3 Title not availableEP531041A1 Title not availableEP534350B1 Title not availableEP0634871A2Jul 6, 1994Jan 18, 1995AT&amp;T Corp.Scalable encoding and decoding of high-resolution progressive videoEP634871A3 Title not availableEP0782343A2Dec 27, 1996Jul 2, 1997Matsushita Electric Industrial Co., Ltd.Video coding methodEP782343A3 Title not availableEP1369820A2May 27, 2003Dec 10, 2003Microsoft CorporationSpatiotemporal prediction for bidirectionally predictive (B) pictures and motion vector prediction for multi-picture reference motion compensationJPH02192378A Title not availableJPH02285816A Title not availableJPH05236456A Title not availableJPH06165150A Title not availableJPH06350995A Title not availableJPH09163376A Title not availableJPH11239351A Title not availableWO1995004433A1Jul 29, 1994Feb 9, 1995British Telecommunications Public Limited CompanyProcessing image dataWO1997028507A1Jan 24, 1997Aug 7, 1997DemografxTemporal and resolution layering in advanced televisionWO1998044743A1Feb 17, 1998Oct 8, 1998At & T Corp.Improved bidirectionally predicted pictures or video object planes for efficient and flexible video codingWO1999020040A1Oct 9, 1998Apr 22, 1999Faroudja Laboratories, Inc.Film source video detectionWO1999020045A2Oct 8, 1998Apr 22, 1999Koninklijke Philips Electronics N.V.Encoded video signal formattingWO1999044743A1Mar 2, 1999Sep 10, 1999Wardlaw Partners, LpDisposable apparatus for performing blood cell countsWO2003007119A2Jul 11, 2002Jan 23, 2003Dolby Laboratories Licensing CorporationInterpolation of video compression framesWO2003041041A2Oct 29, 2002May 15, 2003Pioneer CorporationDispl ay panel driving apparatus with reduced power lossWO2004004310A2Jun 27, 2003Jan 8, 2004Dolby Laboratories Licensing CorporationImproved interpolation of video compression frames* Cited by examinerNon-Patent CitationsReference1"IEEE Standard Specification for the Implementations of 8�8 Inverse Discrete Cosine Transforms," IEEE Std 1180-1990, The Institute of Electrical and Electronics Engineers, Inc.; United States of America, 13 pages (1991).2Aravind, R. et al., "Packet Loss Resilience of MPEG-2 Scalable Video Coding Algorithms," IEEE Transactions on Circuits and Systems for Video Technology 6(5): 426-435 (Oct. 1996).3Australian Examination Report, Application No. 2003247759, dated Mar. 9, 2007, 2 pages.4Australian Examiner's Report, Application No. 2008200457, dated Feb. 24, 2010, 2 pages.5Bloomfield, L., "Protection-d�j� vu," Broadcast Engineering 40(11): 14-15 (Oct. 1998).6Bloomfield, L., "Protection—d�j� vu," Broadcast Engineering 40(11): 14-15 (Oct. 1998).7Canadian Office Action, Application Serial No. 2452504, dated Aug. 22, 2007, 2 pages.8Canadian Office Action, Canadian Application No. 2245172, dated Jun. 2, 2003, 3 pages.9Canadian Office Action, Canadian Patent Application No. 2452504 dated Aug. 22, 2007, 2 pages.10Canadian Office Action, Canadian Patent Application No. 2490378, dated Sep. 1, 2009, 8 pages.11Chinese Notice of Interview, Chinese Application No. 97193217.4, dated Aug. 15, 2005, 2 pages.12Chinese Office Action, Application Serial No. 02813795.7, dated Aug. 18, 2006, 10 pages.13Chinese Office Action, Application Serial No. 02813795.7, dated Jan. 26, 2007, 4 pages.14Chinese Office Action, Application Serial No. 02813795.7, dated Jul. 13, 2007, 6 pages.15Chinese Office Action, Chinese Application No. 02805857.7, dated May 13, 2005, 11 pages.16Chinese Office Action, Chinese Application No. 02813792.2, dated Mar. 11, 2005, 8 pages.17Chinese Office Action, Chinese Application No. 03814629.0, dated Jul. 31, 2009, 9 pages.18Chinese Office Action, Chinese Application No. 03814629.0, dated Nov. 13, 2009, 7 pages.19Chinese Office Action, Chinese Application No. 03814629.0, dated Sep. 2, 2010, 7 pages.20Chinese Office Action, Chinese Application No. 97193217.4, dated Dec. 17, 2004, 7 pages.21Chinese Office Action, Chinese Application No. 97193217.4, dated Dec. 26, 2003, 8 pages.22Chinese Office Action, Chinese Application No. 97193217.4, dated May 27, 2005, 8 pages.23Deed of Letters Patent, Australian Patent No. 2003247759, dated May 22, 2008, 67 pages.24Deed of Letters Patent, Mexican Patent No. 200405790-7, dated Dec. 31, 2007, 71 pages.25Deed of Letters Patent, Mexican Patent No. PA/a/2005/000065, dated Dec. 18, 2007, 86 pages.26Demos, G., "An Example Representation for Image Color and Dynamic Range Which is Scalable, Interoperable, and Extensible," 135th Technical Conference, Society of Motion Picture and Televison Engineers, Oct. 1993, Los Angeles, CA, 22 pages.27Demos, G., "Temporal and Resolution Layering in Advanced Television," SPIE 2663: 52-68 (Nov. 1995).28Demos, G., "The Use of Logarithmic and Density Units for Pixels," SMPTE Journal 100(10): Oct. 1990, pp. 805-816 (1990) English language abstract for JP 06165150, published Jun. 10, 1994, entitled: "Dynamic Picture Coding/Decoding Device".29Demos, G., A Comparison of Hierarchical High Definition Imagry Coding Schema,: DemoGraFX Corp. IEEE, pp. 68-75 (1992).30European Office Action issued on Jul. 16, 2009 in EP03762172.2-2223, 8 pages.31European Partial Search Report, European Application No. 97903871.8, dated Jan. 21, 1999, 3 pages.32European Supplemental Search Report issued on Feb. 18, 2009, in co-pending European Application No. 03762175.2-2223 / 1530879 (6 pages).33European Supplemental Search Report, European Application No. 02746990.7, dated Dec. 16, 2005, 4 pages.34European Supplemental Search Report, European Application No. 97903871.8, dated Feb. 28, 2001, 3 pages.35Flier!, Markus et al., "A Locally Optimal Design Algorithm for Block-Based Multi-Hypothesis Motion-Compensated Prediction," Proceedings of the Data Compression Conference, 1998, Snowbird, UT, USA, Mar. 30-Apr. 1, 1998, Los Alamitos, CA, USA, IEEE Comput. Soc., US Mar. 30, 1998, pp. 239-248.36Girod, Bernd, "Why B-Pictures Work: A Theory of Multi-Hypothesis Motion-Compensated Prediction," Proceedings of 1998 International Conference on Image Processing, 1998, Chicago, IL, Oct. 4-7, 1998, Lost Alamitos, CA, USA, IEEE Comput. Soc., US, vol. 2, Oct. 4, 1998, pp. 213-217.37H.261, ITU-T Telecommunication Standardization Sector of ITU, Line Transmission of non-telephone signals. Video Codec for Audiovisual Services at p�64 kbits, (Mar. 1993), 32 pages.38H.263 Appendix III, ITU-T Telecommunication Standardization Sector of ITU, Series H: Audiovisual and Multimedia Systems, Infrastructure of audiovisual services-coding of moving video. Video coding for low bit rate communication, Appendix III: Examples for H.263 encoder/decoder implementations, (Jun. 2001), 48 pages.39H.263 Appendix III, ITU-T Telecommunication Standardization Sector of ITU, Series H: Audiovisual and Multimedia Systems, Infrastructure of audiovisual services—coding of moving video. Video coding for low bit rate communication, Appendix III: Examples for H.263 encoder/decoder implementations, (Jun. 2001), 48 pages.40H.263, ITU-T Telecommunication Standardization Sector of ITU, Series H: Audiovisual and Multimedia Systems, Infrastructure of audiovisual services-coding of moving video. Video coding for low bit rate communication, (Jan. 2005), 226 pages.41H.263, ITU-T Telecommunication Standardization Sector of ITU, Series H: Audiovisual and Multimedia Systems, Infrastructure of audiovisual services—coding of moving video. Video coding for low bit rate communication, (Jan. 2005), 226 pages.42Indian Office Action, Indian Application No. 3813/DELP/2004, dated Dec. 9, 2005, 5 pages.43International PCT Written Opinion, PCT Application No. PCT/US97/00902, dated Jan. 30, 1998, 6 pages.44International Preliminary Examination Report, PCT Application No. PCT/US02/06078, dated Feb. 20, 2004, 4 pages.45International Preliminary Examination Report, PCT Application No. PCT/US02/22063, dated Jun. 14, 2004, 4 pages.46International Preliminary Examination Report, PCT Application No. PCT/US02/22205, dated Mar. 2, 2004, 7 pages.47International Preliminary Examination Report, PCT Application No. PCT/US97/00902, dated Oct. 13, 1998, 21 pages.48International Search Report, Application Serial No. PCT/US02/06078, dated Apr. 9, 2004, 3 pages.49International Search Report, Application Serial No. PCT/US02/06078, dated Sep. 11, 2003, 3 pages.50International Search Report, Application Serial No. PCT/US02/22205, dated Jan. 28, 2003, 7 pages.51International Search Report, PCT Application No. PCT/US02/18884, dated Dec. 6, 2002, 6 pages.52International Search Report, PCT Application No. PCT/US02/22063, dated Jan. 15, 2003, 5 pages.53International Search Report, PCT Application No. PCT/US03/20397, dated Jan. 10, 2005, 4 pages.Referenced byCiting PatentFiling datePublication dateApplicantTitleUS8477851Dec 22, 2009Jul 2, 2013Dolby Laboratories Licensing CorporationVideo image compression using unequal weightsUS8488674Nov 20, 2012Jul 16, 2013Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS8488675Nov 20, 2012Jul 16, 2013Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS8503529Nov 13, 2012Aug 6, 2013Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS8873629Aug 20, 2012Oct 28, 2014Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS8873632Jul 15, 2013Oct 28, 2014Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS8928706Nov 18, 2013Jan 6, 2015Semiconductor Energy Laboratory Co., Ltd.Method for driving liquid crystal display deviceUS9078002Dec 10, 2014Jul 7, 2015Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS9083979Dec 10, 2014Jul 14, 2015Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS9232232Jun 3, 2015Jan 5, 2016Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS9247269Jun 3, 2015Jan 26, 2016Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS9280937Dec 24, 2014Mar 8, 2016Semiconductor Energy Laboratory Co., Ltd.Method for driving liquid crystal display deviceUS9386321Sep 17, 2015Jul 5, 2016Dolby Laboratories Licensing CorporationInterpolation of video compression framesUS20100118957 *Dec 22, 2009May 13, 2010Dolby Laboratories Licensing CorporationVideo Image Compression Using Unequal Weights* Cited by examinerClassifications U.S. Classification375/240.15, 375/240.12International ClassificationH04N7/12, H04N7/26, H04N7/50, G06T9/00, H04N7/32, H04N7/36, H04N7/46Cooperative ClassificationH04N19/167, H04N19/136, H04N19/587, H04N19/50, H04N19/577, H04N19/182, H04N19/52, H04N19/17, H04N19/513, H04N19/162, H04N19/137, H04N19/48, H04N19/114, H04N19/517, H04N19/176, H04N19/18, H04N19/117, H04N19/573, H04N19/147, H04N19/186, H04N19/51, H04N19/593, H04N19/58, H04N19/70, H04N19/433, H04N19/44, H04N19/82, H04N19/61European ClassificationH04N7/50, H04N7/36C2, H04N7/26A8R, H04N7/26A6U, H04N7/26A6D, H04N7/26A6C4, H04N7/26A4C6, H04N7/26M6, H04N7/50E6, H04N7/26A4F, H04N7/36C10, H04N7/36C8, H04N7/26A8C, H04N7/26C, H04N7/46E, H04N7/26A6C8, H04N7/26F2Legal EventsDateCodeEventDescriptionNov 10, 2011ASAssignmentOwner name: DOLBY LABORATORIES, INC., CALIFORNIAFree format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:DEMOGRAFX, INC.;REEL/FRAME:027205/0629Effective date: 20030605Owner name: DOLBY LABORATORIES LICENSING CORPORATION, CALIFORNFree format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:DOLBY LABORATORIES, INC.;REEL/FRAME:027212/0732Effective date: 20030905Owner name: DEMOGRAFX, CALIFORNIAFree format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:DEMOS, GARY A.;REEL/FRAME:027205/0707Effective date: 20020819Sep 28, 2015FPAYFee paymentYear of fee payment: 4RotateOriginal ImageGoogle Home - Sitemap - USPTO Bulk Downloads - Privacy Policy - Terms of Service - About Google Patents - Send FeedbackData provided by IFI CLAIMS Patent Services