Kia Silverbrook, Paul Lapstun: Interactive information device with integral printer. Silverbrook Research, July 18, 2006: US07077748 (89 worldwide citation)

An interactive information console is configured to accept information defined by an interactive program on a detachable storage medium, such as a DVD, CD-ROM, cartridge or the like. The information, may include educational and/or gaming data, with which a user interacts via a controller device. At ...

Hajime Morito, Hiroshi Yoshiura, Michael Roe: Copy protection apparatus and method. Hitachi, Mattingly Stanger & Malur P C, October 30, 2001: US06310956 (89 worldwide citation)

An apparatus and method of copy protection for use in digital data recorders such as DVD-RAM recorders, which includes embedding transmission time information into a digital data stream by digital watermarking and comparing the transmission time with the current time at the data recorder (

Masayuki Demura, Hironobu Nagura, Tetsuya Tamura, Keisuke Tanaka: Method and apparatus for detecting and correcting errors and erasures in product ECC-coded data arrays for DVD and similar storage subsystems. International Business Machines Corporation, R Bruce Brodie, Marc D McSwain, April 22, 2003: US06553533 (89 worldwide citation)

A method and apparatus for detecting and correcting errors and erasures in product-coded data arrays by iterative syndrome processing array data in row major order and column major order. A first dense map is formed for classifying each row containing location indicia of random errors, their correct ...

Kamran Ahmed, Alexandre Lahaise, Gilles Forest, Yves Tremblay, Lorne Trottier: Multiple display device display controller with video overlay and full screen video outputs. Matrox Graphics, James Anglehart, Alexandra Daoud, Ogilvy Renault, August 10, 2004: US06774912 (89 worldwide citation)

Multiple independent displays from one graphics controller can be driven in a wide variety of modes using multiple display controllers. This invention incorporates a unique combination of enhancement building on a generic single multi-display graphics subsystem. Digital video is gaining vast popular ...

Derrill L Sturgeon, Donald K Zickefoose: Customization schemes for content presentation in a device with converged functionality. Compaq Computer Corporation, Sharp Comfort & Merrett P C, August 6, 2002: US06429879 (88 worldwide citation)

Schemes for customization of content presentation relating to a Digital Versatile/Video Disc source, which source is preferably integrated into a convergence device system. A user preferences or settings database is provided that is automatically maintained or supported by a computer subsystem, wher ...

Geoff Chatterton: System and method for processing subpicture data. Digeo, Kory D Christensen, Stoel Rives, March 27, 2007: US07197234 (86 worldwide citation)

A method is described for rendering subpicture images comprising: reading a subpicture image from a digital versatile disk (“DVD”); identifying regions within the subpicture image for which α is below a specified threshold value; and rendering on a video screen only those regions of the subpicture i ...

Viktors Berstis: Multi-user video hard disk recorder. International Business Machines Corporation, Leslie A Van Leeuwen, May 13, 2003: US06564005 (85 worldwide citation)

A multi-user system, method, and computer-usable medium facilitate time-shifting of television program viewing for users. Each user is identified by an associated user profile, and a program schedule, including a list of desired programs to be recorded, is maintained for each user. The television pr ...

Guillaume Mercier: High definition media storage structure and playback mechanism. Digital Video Express, David G Grossman, March 8, 2005: US06865747 (84 worldwide citation)

An apparatus and method for storing and playing high definition content is disclosed. This invention provides a mechanism for storing and playing back high definition content on a medium such as DVD optical disc. One aspect of the invention is that elementary streams may be multiplexed and processed ...

Michael F Angelo, Daniel J Driscoll: Copy protection for recorded media. Compaq Computer Corporation, Jenkens & Gilchrist, July 13, 1999: US05923754 (84 worldwide citation)

A method and apparatus for securely transferring an encrypted-data key and a medium key, from a media storage such as a DVD disk to an output device in a computer system, using a randomly generated first secure transfer key generated by a disk drive of the computer system, the first key having a uni ...

Koyu Yamanoi, Hiroshi Kobayashi, Futoshi Fujinara: Wide capture range circuitry. Texas Instruments Incorporated, W Daniel Swayze Jr, W James Brady, Frederick J Telecky Jr, July 31, 2001: US06269058 (84 worldwide citation)

Circuitry and method for synchronizing operating speeds of signal processing devices to the data rate of a signal. It applies in particular to Compact Disk (CD) and Digital Versatile Disk (DVD) drives to be used with portable devices. The circuitry does not require clock synchronization speeds in ex ...

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