Tozaki Akihiro, Sawabe Takao, Yoshimura Ryuichiro, Moriyama Yoshiaki, Yamamoto Kaoru, Nakamura Hiroshi, Yoshio Junichi: Information record medium, apparatus for recording the same and apparatus for reproducing the same. Pioneer Electronic, September 24, 1997: EP0797204-A2 (108 worldwide citation)

The record information (42, 43, 44) and the access information (51: DSI) are recorded on a record track (1a) of an information record medium (1: DVD) such that the record information and the access information are divided into a plurality of first data groups (30: VOBU), each of which is a unit able ...

Tsuguhiro Abe, Junichi Suzuki, Satoshi Hineno, Kimihiro Saito: Optical recording and reproducing apparatus and method. Sony Corporation, Ronald P Rader Fishman & Grauer Kananen, July 4, 2000: US06084843 (103 worldwide citation)

The present invention provides a compact recording and reproducing apparatus capable of playing back DVD and CDs including CD-R. This apparatus comprises a means of focusing a light of a first or second wavelength onto a first or second recording media; a first means disposed off the optical axis of ...

Yasuhiro Ishibashi: Motion picture data encrypting method and computer system and motion picture data encoding/decoding apparatus to which encrypting method is applied. Kabushiki Kaisha Toshiba, Pillsbury Madison & Sutro, February 1, 2000: US06021199 (103 worldwide citation)

Of I, P, and B pictures contained in an MPEG 2 data stream, only the I picture is subjected to encryption such as scramble processing. Scramble rule data used at that time is stored in the lead-in area of an optical disk. A software DVD decoder reads the scramble rule data stored in the lead-in area ...

Jung wan Ko: Recording medium for storing defect management information for recording real time data, defect managing method therefor and real time data recording method. Samsung Electronics, Staas & Halsey, November 12, 2002: US06480446 (100 worldwide citation)

A recording medium for storing defect management information to record real time data, a defect managing method therefor, and a method of recording real time data. The recording medium stores information representing use or non-use of linear replacement defect management in which a defective area on ...

Ingemar J Cox, Matthew L Miller: Method for increasing the functionality of a media player/recorder device. Signafy, Scully Scott Murphy & Presser, January 21, 2003: US06510234 (96 worldwide citation)

A method for utilizing a title signal contained in data through a comparison of the title signal to a player signal stored in a player device is provided. Preferably, the data is digital image, video, or audio data. The method includes the steps of: providing data having the title signal; detecting, ...

James T Patterson: DSS/DVD picture in picture with internet. Samsung Electronics, Kenneth L Sherman & Sherman Sherman Esq, July 13, 1999: US05923379 (95 worldwide citation)

A system for providing a user controllable picture-in-picture formatted signal to a television is provided with a fast modem that interconnects the system with a computer network, such as the Internet. In order to allow a user to interact with the Internet, yet still enjoy video programming, the sys ...

Maeda Muneyasu, Suzuki Tadao: Recording medium and reproducing apparatus. Sony, January 7, 1998: EP0817195-A2 (94 worldwide citation)

A recording medium conforming with a specific physical format of DVD or the like is contrived to achieve superior sound quality in audio data recording and reproduction, common usability of data, and enhanced interchangeability of apparatus. In this recording medium, identification data signifying t ...

Akihiro Tozaki, Takao Sawabe, Ryuichiro Yoshimura, Yoshiaki Moriyama, Kaoru Yamamoto, Junichi Yoshio: Information recording medium, apparatus for recording the same and apparatus for reproducing the same. Pioneer Electronic Coporation, Morgan Lewis & Bockius, March 17, 1998: US05729516 (93 worldwide citation)

In a recording medium such as a DVD, various information such as video and audio information is recorded in a form of a plurality of recorded information pieces. Further, control information pieces prescribe the manner of reproducing the recorded information pieces. Copy information indicating wheth ...

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 (93 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 ...

Hajime Morito, Hiroshi Yoshiura, Michael Roe: Copy protection apparatus and method. Hitachi, Mattingly Stanger & Malur P C, October 30, 2001: US06310956 (92 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 (

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