FR2150843A1 - - Google Patents
Info
- Publication number
- FR2150843A1 FR2150843A1 FR7230178A FR7230178A FR2150843A1 FR 2150843 A1 FR2150843 A1 FR 2150843A1 FR 7230178 A FR7230178 A FR 7230178A FR 7230178 A FR7230178 A FR 7230178A FR 2150843 A1 FR2150843 A1 FR 2150843A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/04—Colour television systems using pulse code modulation
- H04N11/042—Codec means
- H04N11/046—DPCM
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/04—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM]
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Color Television Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4030971 | 1971-08-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2150843A1 true FR2150843A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-04-13 |
| FR2150843B1 FR2150843B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-08-04 |
Family
ID=10414261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7230178A Expired FR2150843B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-08-27 | 1972-08-24 |
Country Status (7)
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2202417A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-10-09 | 1974-05-03 | Marconi Co Ltd | |
| FR2397116A1 (fr) * | 1977-07-07 | 1979-02-02 | Communications Satellite Corp | Systeme de transmission mic differentielle avec extrapolation (predictor) pour signaux tv composites |
| FR2594612A1 (fr) * | 1986-02-14 | 1987-08-21 | Labo Electronique Physique | Circuit de decodage d'echantillons numeriques en micd |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS567346B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-10-11 | 1981-02-17 | ||
| JPS5717394B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-11-28 | 1982-04-10 | ||
| DE2405534C2 (de) * | 1974-02-06 | 1983-06-01 | AEG-Telefunken Nachrichtentechnik GmbH, 7150 Backnang | Nachrichtenübertragungssystem, insbesondere zur Übertragung von Videosignalen |
| JPS5515147B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-05-02 | 1980-04-21 | ||
| DE2434471C2 (de) * | 1974-07-18 | 1982-05-06 | Robert Bosch Gmbh, 7000 Stuttgart | System zur zeitmultiplexen digitalen Übertragung von Farbfernsehsignalen |
| GB1520634A (en) * | 1974-08-23 | 1978-08-09 | Post Office | Digital encoding system |
| JPS5412369B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-02-28 | 1979-05-22 | ||
| CA1085044A (en) * | 1975-04-03 | 1980-09-02 | Yukihiko Iijima | Composite feedback predictive code communication system for a color tv signal including a carrier chrominance signal |
| JPS6031152B2 (ja) * | 1975-07-15 | 1985-07-20 | 日本電気株式会社 | テレビジヨン信号変換方式 |
| JPS5235933A (en) * | 1975-09-16 | 1977-03-18 | Hitachi Ltd | Sampling system of composite color television signal |
| JPS5259523A (en) * | 1975-11-12 | 1977-05-17 | Fujitsu Ltd | Prediction coding system of ntsc system signals |
| US4179710A (en) * | 1976-02-23 | 1979-12-18 | Nippon Electric Co., Ltd. | Predictive encoder with a non-linear quantizing characteristic |
| US4023199A (en) * | 1976-03-09 | 1977-05-10 | Bell Telephone Laboratories, Incorporated | Method and apparatus for encoding color video signals |
| JPS52122043A (en) * | 1976-04-06 | 1977-10-13 | Matsushita Electric Ind Co Ltd | Differential encoding unit |
| US4032977A (en) * | 1976-06-03 | 1977-06-28 | Xerox Corporation | Gray scale interpolation technique |
| DE2628816A1 (de) * | 1976-06-26 | 1978-01-05 | Bosch Gmbh Robert | Verfahren zur digitalen codierung quadraturmodulierter farbvideosignale |
| CA1160739A (en) | 1979-10-12 | 1984-01-17 | Yoshitaka Hashimoto | Method for recording a color video signal |
| JPS5693483A (en) * | 1979-12-27 | 1981-07-29 | Fujitsu Ltd | Coding system of mesh picture |
| US4785356A (en) * | 1987-04-24 | 1988-11-15 | International Business Machines Corporation | Apparatus and method of attenuating distortion introduced by a predictive coding image compressor |
| US6868431B1 (en) | 1999-10-25 | 2005-03-15 | Freescale Semiconductor, Inc. | Circuit and method for processing data |
| US6728412B1 (en) * | 1999-10-29 | 2004-04-27 | S.V.V. Technology Innovations, Inc. | Method and apparatus for on-the-fly image coding |
| DE10200653B4 (de) * | 2002-01-10 | 2004-05-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Skalierbarer Codierer, Verfahren zum Codieren, Decodierer und Verfahren zum Decodieren für einen skalierten Datenstrom |
| US20070036442A1 (en) * | 2003-04-11 | 2007-02-15 | Stoffer Jay H | Adaptive subtraction image compression |
| US7574059B2 (en) * | 2004-10-29 | 2009-08-11 | Broadcom Corporation | System, method, and apparatus for providing massively scaled down video using iconification |
| US8654838B2 (en) * | 2009-08-31 | 2014-02-18 | Nxp B.V. | System and method for video and graphic compression using multiple different compression techniques and compression error feedback |
| US10972718B2 (en) * | 2016-09-23 | 2021-04-06 | Nippon Telegraph And Telephone Corporation | Image generation apparatus, image generation method, data structure, and program |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2085256B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-04-02 | 1975-02-21 | Radiotechnique Compelec | |
| FR2101155B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-08-31 | 1974-09-20 | Ortf | |
| US3689840A (en) * | 1971-04-29 | 1972-09-05 | Bell Telephone Labor Inc | Coding of sign information in dpcm systems |
| GB1357165A (en) * | 1971-09-24 | 1974-06-19 | British Broadcasting Corp | Differential pulse-code modulation |
| US3723879A (en) * | 1971-12-30 | 1973-03-27 | Communications Satellite Corp | Digital differential pulse code modem |
| US3795763A (en) * | 1972-04-18 | 1974-03-05 | Communications Satellite Corp | Digital television transmission system |
-
1971
- 1971-08-27 GB GB4030971A patent/GB1344312A/en not_active Expired
-
1972
- 1972-08-18 CA CA149,690A patent/CA1007749A/en not_active Expired
- 1972-08-18 US US281807A patent/US3921204A/en not_active Expired - Lifetime
- 1972-08-23 NL NLAANVRAGE7211503,A patent/NL173344C/xx not_active IP Right Cessation
- 1972-08-23 DE DE2241457A patent/DE2241457C3/de not_active Expired
- 1972-08-24 FR FR7230178A patent/FR2150843B1/fr not_active Expired
- 1972-08-28 JP JP8609072A patent/JPS5714070B2/ja not_active Expired
-
1978
- 1978-04-24 JP JP4865878A patent/JPS53149717A/ja active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2202417A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-10-09 | 1974-05-03 | Marconi Co Ltd | |
| FR2397116A1 (fr) * | 1977-07-07 | 1979-02-02 | Communications Satellite Corp | Systeme de transmission mic differentielle avec extrapolation (predictor) pour signaux tv composites |
| FR2594612A1 (fr) * | 1986-02-14 | 1987-08-21 | Labo Electronique Physique | Circuit de decodage d'echantillons numeriques en micd |
| EP0234640A1 (fr) * | 1986-02-14 | 1987-09-02 | Laboratoires D'electronique Philips | Circuit de décodage d'échantillons numériques en MICD |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5714633B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-03-25 |
| FR2150843B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-08-04 |
| JPS4832419A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-04-28 |
| GB1344312A (en) | 1974-01-23 |
| NL7211503A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-03-01 |
| US3921204A (en) | 1975-11-18 |
| JPS5714070B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-03-20 |
| JPS53149717A (en) | 1978-12-27 |
| NL173344C (nl) | 1984-01-02 |
| DE2241457A1 (de) | 1973-03-08 |
| CA1007749A (en) | 1977-03-29 |
| NL173344B (nl) | 1983-08-01 |
| DE2241457C3 (de) | 1985-10-24 |
| DE2241457B2 (de) | 1979-03-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |