DE3888292T2 - Zusatzkanal für Fernsehen mit hoher Auflösung. - Google Patents
Zusatzkanal für Fernsehen mit hoher Auflösung.Info
- Publication number
- DE3888292T2 DE3888292T2 DE3888292T DE3888292T DE3888292T2 DE 3888292 T2 DE3888292 T2 DE 3888292T2 DE 3888292 T DE3888292 T DE 3888292T DE 3888292 T DE3888292 T DE 3888292T DE 3888292 T2 DE3888292 T2 DE 3888292T2
- Authority
- DE
- Germany
- Prior art keywords
- television
- high resolution
- additional channel
- channel
- additional
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/015—High-definition television systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/24—High-definition television systems
- H04N11/26—High-definition television systems involving two-channel transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/123,031 US4890283A (en) | 1987-11-19 | 1987-11-19 | High definition television augmentation channel |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3888292D1 DE3888292D1 (de) | 1994-04-14 |
DE3888292T2 true DE3888292T2 (de) | 1994-09-29 |
Family
ID=22406339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3888292T Expired - Fee Related DE3888292T2 (de) | 1987-11-19 | 1988-11-15 | Zusatzkanal für Fernsehen mit hoher Auflösung. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4890283A (de) |
EP (1) | EP0317017B1 (de) |
JP (1) | JP2912959B2 (de) |
KR (1) | KR970000760B1 (de) |
CA (1) | CA1321014C (de) |
DE (1) | DE3888292T2 (de) |
HK (1) | HK62696A (de) |
MX (1) | MX164815B (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5179442A (en) * | 1989-06-02 | 1993-01-12 | North American Philips Corporation | Method and apparatus for digitally processing a high definition television augmentation signal |
US5128758A (en) * | 1989-06-02 | 1992-07-07 | North American Philips Corporation | Method and apparatus for digitally processing a high definition television augmentation signal |
IT1230235B (it) * | 1989-06-07 | 1991-10-18 | Telettra Spa | Strutturazione e trasmissione a pacchetti dell'informazione generata da codificatore per segnali video. |
US5270110A (en) * | 1990-07-19 | 1993-12-14 | Dow Corning Toray Silicon Co., Ltd. | Film-forming organopolysiloxane composition |
JP2994699B2 (ja) * | 1990-07-19 | 1999-12-27 | 東レ・ダウコーニング・シリコーン株式会社 | 皮膜形成性オルガノポリシロキサン組成物 |
US5086340A (en) * | 1990-10-19 | 1992-02-04 | Zenith Electronics Corporation | Co-channel interference reduction system for digital high definition television |
US5151783A (en) * | 1991-06-05 | 1992-09-29 | Faroudja Y C | Digital television with enhancement |
US5127021A (en) * | 1991-07-12 | 1992-06-30 | Schreiber William F | Spread spectrum television transmission |
US5243629A (en) * | 1991-09-03 | 1993-09-07 | At&T Bell Laboratories | Multi-subcarrier modulation for hdtv transmission |
JPH0568243A (ja) * | 1991-09-09 | 1993-03-19 | Hitachi Ltd | 可変長符号化制御方式 |
US5311543A (en) * | 1992-10-23 | 1994-05-10 | Schreiber William F | Television transmission system using two stages of spead-spectrum processing |
US5425050A (en) * | 1992-10-23 | 1995-06-13 | Massachusetts Institute Of Technology | Television transmission system using spread spectrum and orthogonal frequency-division multiplex |
JPH06189345A (ja) * | 1992-12-22 | 1994-07-08 | Matsushita Electric Ind Co Ltd | Hdtv信号伝送装置 |
US5577042A (en) * | 1994-01-18 | 1996-11-19 | Mcgraw Broadcast | Broadcast and presentation system and method |
US5729570A (en) * | 1994-12-08 | 1998-03-17 | Stanford Telecommunications, Inc. | Orthogonal code division multiple access communication system having multicarrier modulation |
US5579341A (en) * | 1994-12-29 | 1996-11-26 | Motorola, Inc. | Multi-channel digital transceiver and method |
US6678311B2 (en) | 1996-05-28 | 2004-01-13 | Qualcomm Incorporated | High data CDMA wireless communication system using variable sized channel codes |
JP3745459B2 (ja) * | 1996-07-18 | 2006-02-15 | 富士通株式会社 | 無線lanシステム用通信方法及び通信装置 |
US5859664A (en) * | 1997-01-31 | 1999-01-12 | Ericsson Inc. | Method and apparatus for line or frame-synchronous frequency hopping of video transmissions |
US5894498A (en) * | 1997-02-26 | 1999-04-13 | Motorola, Inc. | Method and apparatus for analyzing a composite carrier signal |
JP2000092461A (ja) * | 1998-09-10 | 2000-03-31 | Sony Corp | 付加情報重畳方法および映像信号出力装置 |
AU2007236534B2 (en) * | 2006-02-13 | 2012-09-06 | Vividas Technologies Pty Ltd | Method, system and software product for streaming content |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2905756A (en) * | 1956-11-30 | 1959-09-22 | Bell Telephone Labor Inc | Method and apparatus for reducing television bandwidth |
US3707680A (en) * | 1970-05-20 | 1972-12-26 | Communications Satellite Corp | Digital differential pulse code modulation system |
DE3248687A1 (de) * | 1982-12-30 | 1984-07-05 | Siemens AG, 1000 Berlin und 8000 München | Umschaltbarer farbfernsehsignal-codierer-decodierer |
US4551867A (en) * | 1983-11-04 | 1985-11-12 | Joseph Gurevich | Toilet bowl which washes |
US4613903A (en) * | 1984-04-06 | 1986-09-23 | North American Philips Corporation | High-resolution television transmission system |
-
1987
- 1987-11-19 US US07/123,031 patent/US4890283A/en not_active Expired - Lifetime
-
1988
- 1988-11-09 MX MX13713A patent/MX164815B/es unknown
- 1988-11-15 EP EP88202548A patent/EP0317017B1/de not_active Expired - Lifetime
- 1988-11-15 DE DE3888292T patent/DE3888292T2/de not_active Expired - Fee Related
- 1988-11-16 CA CA000583197A patent/CA1321014C/en not_active Expired - Fee Related
- 1988-11-16 KR KR1019880015050A patent/KR970000760B1/ko not_active IP Right Cessation
- 1988-11-18 JP JP63290301A patent/JP2912959B2/ja not_active Expired - Lifetime
-
1996
- 1996-04-11 HK HK62696A patent/HK62696A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0317017B1 (de) | 1994-03-09 |
CA1321014C (en) | 1993-08-03 |
HK62696A (en) | 1996-04-19 |
JPH01198840A (ja) | 1989-08-10 |
DE3888292D1 (de) | 1994-04-14 |
KR970000760B1 (ko) | 1997-01-18 |
MX164815B (es) | 1992-09-25 |
KR890009185A (ko) | 1989-07-15 |
EP0317017A2 (de) | 1989-05-24 |
JP2912959B2 (ja) | 1999-06-28 |
US4890283A (en) | 1989-12-26 |
EP0317017A3 (de) | 1991-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N |
|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |