BR8706607A - Aparelho e processo para processamento de sinal decodificador para codificador e processo para decodificacao de sinal codificado - Google Patents
Aparelho e processo para processamento de sinal decodificador para codificador e processo para decodificacao de sinal codificadoInfo
- Publication number
- BR8706607A BR8706607A BR8706607A BR8706607A BR8706607A BR 8706607 A BR8706607 A BR 8706607A BR 8706607 A BR8706607 A BR 8706607A BR 8706607 A BR8706607 A BR 8706607A BR 8706607 A BR8706607 A BR 8706607A
- Authority
- BR
- Brazil
- Prior art keywords
- signal
- bandwidth
- quality
- channel
- processing
- Prior art date
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
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Time-Division Multiplex Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Color Television Systems (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA000524786A CA1261069A (en) | 1986-12-08 | 1986-12-08 | Two-channel coding of digital signals |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8706607A true BR8706607A (pt) | 1988-07-19 |
Family
ID=4134507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8706607A BR8706607A (pt) | 1986-12-08 | 1987-12-08 | Aparelho e processo para processamento de sinal decodificador para codificador e processo para decodificacao de sinal codificado |
Country Status (10)
Country | Link |
---|---|
US (1) | US4782387A (pt) |
EP (1) | EP0274861B1 (pt) |
JP (2) | JPS63152237A (pt) |
KR (1) | KR880008676A (pt) |
CN (1) | CN1011467B (pt) |
AT (1) | ATE95365T1 (pt) |
AU (1) | AU596717B2 (pt) |
BR (1) | BR8706607A (pt) |
CA (1) | CA1261069A (pt) |
DE (1) | DE3787637T2 (pt) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4965825A (en) * | 1981-11-03 | 1990-10-23 | The Personalized Mass Media Corporation | Signal processing apparatus and methods |
USRE47642E1 (en) | 1981-11-03 | 2019-10-08 | Personalized Media Communications LLC | Signal processing apparatus and methods |
US7831204B1 (en) | 1981-11-03 | 2010-11-09 | Personalized Media Communications, Llc | Signal processing apparatus and methods |
FR2613165B1 (fr) * | 1987-03-24 | 1989-06-23 | Labo Electronique Physique | Systeme de transmission d'images de television a haute definition par un canal a bande passante etroite |
FR2613166B1 (fr) * | 1987-03-24 | 1989-06-23 | Labo Electronique Physique | Dispositif de transmission d'images a haute definition par un canal a bande passante relativement etroite |
JP2829954B2 (ja) * | 1987-08-22 | 1998-12-02 | ソニー株式会社 | 画像信号の高能率符号化装置及び方法 |
JPS6477391A (en) * | 1987-09-18 | 1989-03-23 | Victor Company Of Japan | System and device for predictive coding |
JPH01181395A (ja) * | 1988-01-14 | 1989-07-19 | Canon Inc | ビデオ信号符号化装置 |
US5016100A (en) * | 1988-04-04 | 1991-05-14 | Zenith Electronics Corporation | Transmission of a video signal using adaptive delta modulation |
JPH02224488A (ja) * | 1989-02-27 | 1990-09-06 | Canon Inc | 画像伝送方式 |
JP2925157B2 (ja) * | 1989-02-28 | 1999-07-28 | キヤノン株式会社 | データ記憶装置 |
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 |
US4958226A (en) * | 1989-09-27 | 1990-09-18 | At&T Bell Laboratories | Conditional motion compensated interpolation of digital motion video |
JPH03267880A (ja) * | 1989-12-04 | 1991-11-28 | Ricoh Co Ltd | カラー画像圧縮方法 |
EP0436251B1 (fr) * | 1989-12-29 | 1995-09-27 | Laboratoires D'electronique Philips | Système de codage de signaux numériques destinés à être transmis et/ou stockés et système de décodage correspondant |
US5067016A (en) * | 1990-03-07 | 1991-11-19 | Industrial Technology Research Institute | Progressive scan system with field-offset sampling |
FR2660139B1 (fr) * | 1990-03-23 | 1995-08-25 | France Etat | Procede de codage et de transmission a au moins deux niveaux de qualite d'images numeriques appartenant a une sequence d'images, et dispositifs correspondants. |
JP2722353B2 (ja) * | 1990-04-26 | 1998-03-04 | キヤノン株式会社 | 画像信号符号化装置 |
US5010402A (en) * | 1990-05-17 | 1991-04-23 | Matsushita Electric Industrial Co., Ltd. | Video signal compression apparatus |
US5057917A (en) * | 1990-06-20 | 1991-10-15 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Real-time data compression of broadcast video signals |
GB2245805A (en) * | 1990-06-29 | 1992-01-08 | Philips Electronic Associated | Generating an anti-aliased image |
JPH04204594A (ja) * | 1990-11-30 | 1992-07-24 | Canon Inc | 高精細表示装置 |
JP2606508B2 (ja) * | 1991-10-29 | 1997-05-07 | 日本ビクター株式会社 | 動画像予測符号化装置及びその復号化装置 |
JP2830883B2 (ja) * | 1991-10-31 | 1998-12-02 | 日本ビクター株式会社 | 動画像符号化装置及びその復号装置 |
US5280343A (en) * | 1992-01-21 | 1994-01-18 | Eastman Kodak Company | Separable subsampling of digital image data with general periodic symmetry |
US5337085A (en) * | 1992-04-10 | 1994-08-09 | Comsat Corporation | Coding technique for high definition television signals |
US5387940A (en) * | 1993-07-07 | 1995-02-07 | Rca Thomson Licensing Corporation | Method and apparatus for providing scaleable compressed video signal |
US6307597B1 (en) * | 1996-03-07 | 2001-10-23 | Thomson Licensing S.A. | Apparatus for sampling and displaying an auxiliary image with a main image |
EP1133166A3 (en) * | 2000-01-06 | 2003-08-06 | Hewlett-Packard Company, A Delaware Corporation | Using hardware to double the X-dimension in a video frame |
US8331445B2 (en) * | 2004-06-01 | 2012-12-11 | Qualcomm Incorporated | Method, apparatus, and system for enhancing robustness of predictive video codecs using a side-channel based on distributed source coding techniques |
US20080167881A1 (en) * | 2005-02-03 | 2008-07-10 | Bertrand Haas | Method for Two-Channel Coding of a Message |
US9717440B2 (en) * | 2013-05-03 | 2017-08-01 | The Florida International University Board Of Trustees | Systems and methods for decoding intended motor commands from recorded neural signals for the control of external devices or to interact in virtual environments |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2605361A (en) * | 1950-06-29 | 1952-07-29 | Bell Telephone Labor Inc | Differential quantization of communication signals |
US2905756A (en) * | 1956-11-30 | 1959-09-22 | Bell Telephone Labor Inc | Method and apparatus for reducing television bandwidth |
US4700361A (en) * | 1983-10-07 | 1987-10-13 | Dolby Laboratories Licensing Corporation | Spectral emphasis and de-emphasis |
US4580129A (en) * | 1983-11-14 | 1986-04-01 | Northern Telecom Limited | Variable word length decoder |
US4568916A (en) * | 1983-11-14 | 1986-02-04 | Bahgat Osama A E H | Variable word length encoder |
DE3412986A1 (de) * | 1984-04-06 | 1985-10-24 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Digitales nachrichtenuebertragungssystem mit integrierter uebertragung einer zusatzinformation mit geringer bitfolgefrequenz |
US4661862A (en) * | 1984-04-27 | 1987-04-28 | Rca Corporation | Differential PCM video transmission system employing horizontally offset five pixel groups and delta signals having plural non-linear encoding functions |
JPS60237738A (ja) * | 1984-05-11 | 1985-11-26 | Sony Corp | デイジタル信号伝送装置 |
AU4431485A (en) * | 1984-06-09 | 1986-01-10 | Devon County Council | Data communication method and apparatus |
JPS6162286A (ja) * | 1984-09-04 | 1986-03-31 | Univ Nagoya | 画像信号帯域圧縮方式 |
US4727421A (en) * | 1984-10-04 | 1988-02-23 | Nec Corporation | Method of coding picture signal and picture coding/decoding apparatus utilizing the same |
US4665436A (en) * | 1985-12-20 | 1987-05-12 | Osborne Joseph A | Narrow bandwidth signal transmission |
-
1986
- 1986-12-08 CA CA000524786A patent/CA1261069A/en not_active Expired
- 1986-12-09 US US06/939,983 patent/US4782387A/en not_active Expired - Lifetime
-
1987
- 1987-12-03 JP JP62304665A patent/JPS63152237A/ja active Pending
- 1987-12-07 DE DE87310736T patent/DE3787637T2/de not_active Expired - Fee Related
- 1987-12-07 KR KR870013904A patent/KR880008676A/ko not_active Application Discontinuation
- 1987-12-07 EP EP87310736A patent/EP0274861B1/en not_active Expired - Lifetime
- 1987-12-07 AU AU82185/87A patent/AU596717B2/en not_active Ceased
- 1987-12-07 AT AT87310736T patent/ATE95365T1/de not_active IP Right Cessation
- 1987-12-08 BR BR8706607A patent/BR8706607A/pt unknown
- 1987-12-08 CN CN87107425A patent/CN1011467B/zh not_active Expired
- 1987-12-08 JP JP62308847A patent/JPH0656982B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0274861B1 (en) | 1993-09-29 |
EP0274861A3 (en) | 1990-12-27 |
CN87107425A (zh) | 1988-11-23 |
CN1011467B (zh) | 1991-01-30 |
AU596717B2 (en) | 1990-05-10 |
JPH0656982B2 (ja) | 1994-07-27 |
KR880008676A (ko) | 1988-08-31 |
US4782387A (en) | 1988-11-01 |
DE3787637D1 (de) | 1993-11-04 |
JPS63191429A (ja) | 1988-08-08 |
DE3787637T2 (de) | 1994-01-27 |
ATE95365T1 (de) | 1993-10-15 |
AU8218587A (en) | 1988-06-16 |
JPS63152237A (ja) | 1988-06-24 |
EP0274861A2 (en) | 1988-07-20 |
CA1261069A (en) | 1989-09-26 |
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