1
Asano Yoshikazu: Television signal convertor.. Sanyo Electric Co, April 24, 1991: EP0423718-A2 (104 worldwide citation)

A convertor for converting a sub-sample television signal such as MUSE signal, which is obtained from a high density television signal by way of offset sub-sampling the horizontal scan lines of the high density television signal and time compressing the transmission band, to a standard television si ...


2
Chung Hong Yang, Wang Jun Der, Wei Lee Fang: Multiplexed coded modulation with unequal error protection.. American Telephone & Telegraph, June 17, 1992: EP0490552-A2 (90 worldwide citation)

Unequal error protection is provided for an HDTV signal (101) by separately coding (in 120,130) each one of the classes of information (on 20,30) in the HDTV signal by using a conventional coded modulation scheme and then time-division-multiplexing (in 140) the various coded outputs for transmission ...


3
Jeong Hae Joo, Chang Yong Deok: Digital broadcast transmitting/receiving system having an improved receiving performance and signal processing method thereof. Samsung Electronics, Jeong Hae Joo, Chang Yong Deok, JEONG Hong sik, August 4, 2005: WO/2005/071958 (86 worldwide citation)

A digital broadcast transmitting/receiving system and a signal processing method thereof that can improve the receiving performance of the system. A digital broadcast transmitter has a randomizer to randomize an input data stream which has null bytes being inserted at a specified position, a multipl ...


4
Chang Yong Deok, Jeong Hae Joo, Park Sung Woo, Park Eui Jun: Digital broadcast transmitting and receiving system having an improved receiving performance and signal processing method thereof. Samsung Electronics, Chang Yong Deok, Jeong Hae Joo, Park Sung Woo, Park Eui Jun, JEONG Hong sik, November 17, 2005: WO/2005/109878 (82 worldwide citation)

A digital broadcast transmitting and receiving system and a signal processing method thereof that improves the receiving performance of the system. A digital broadcast transmitter can include a randomizer to receive and randomize a data stream into a specified position of which stuff bytes are inser ...


5
Oshima Mitsuaki Katsura: Signal transmission system.. Matsushita Electric, September 30, 1992: EP0506400-A2 (80 worldwide citation)

At the transmitter side, carrier waves are modulated according to an input signal for producing relevant signal points in a signal space diagram. The input signal is divided into two, first and second, data streams. The signal points are divided into signal point groups to which data of the first da ...


6
Purcell Steven C, Galbi David E, Liao Frank H, Tse Yvonne C: Decompression of video signal.. C Cube Microsystems, September 16, 1992: EP0503956-A2 (77 worldwide citation)

A method and a structure are provided to decode intra-frame and interframe coded compressed video data. In one embodiment of the present invention, a decompression structure having a processor is provided with a global bus over which a decoder coprocessor, an inverse discrete cosine transform coproc ...


7
Wei Lee Fang: Multi-subcarrier modulation for hdtv transmission.. American Telephone & Telegraph, March 10, 1993: EP0531046-A2 (71 worldwide citation)

A high definition television (HDTV) signal is transmitted by a multi-subcarrier transmitter (100) in which each subcarrier (f1,f2...f12) is used to carry a different class of HDTV information.


8
Peron Jean Luc: Interleaver for mapping symbols on the carriers of an ofdm system. Sony, September 29, 2004: EP1463256-A1 (70 worldwide citation)

A data processing apparatus maps input symbols to be communicated onto a predetermined number of carrier signals of an Orthogonal Frequency Division Multiplexed (OFDM) symbol. The data processor includes an interleaver memory which reads-in the predetermined number of data symbols for mapping onto t ...


9
Peron Jean Luc: Interleaver for mapping symbols on the carriers of an ofdm system. Sony, September 29, 2004: EP1463255-A1 (63 worldwide citation)

A data processing apparatus maps input symbols to be communicated onto a predetermined number of carrier signals of an Orthogonal Frequency Division Multiplexed (OFDM) symbol. The data processor includes an interleaver memory which reads-in the predetermined number of data symbols for mapping onto t ...


10
Lane Frank Anton, Augenbraun Joseph Ellis, Boyce Jill Macdonald, Fuhrer Jack Selig, Henderson John Goodchilde Nori, Mohri Katsuo, Okamoto Hiroo, Oku Masuo, Plotnick Michael Allen: Digital video recording device.. Hitachi, July 20, 1994: EP0606857-A2 (62 worldwide citation)

A digital video tape recorder ("VTR") that selects data useful for generating images during trick playback operation and records the data in trick play tape segments arranged on a tape to form fast scan tracks and multi-speed playback tracks. Each fast scan track comprises trick play tape segments l ...