DE3140825C2 - - Google Patents

Info

Publication number
DE3140825C2
DE3140825C2 DE3140825A DE3140825A DE3140825C2 DE 3140825 C2 DE3140825 C2 DE 3140825C2 DE 3140825 A DE3140825 A DE 3140825A DE 3140825 A DE3140825 A DE 3140825A DE 3140825 C2 DE3140825 C2 DE 3140825C2
Authority
DE
Germany
Prior art keywords
samples
sample
signals
represent
combinations
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
Application number
DE3140825A
Other languages
German (de)
English (en)
Other versions
DE3140825A1 (de
Inventor
Robert Adams Burlington N.J. Us Dischert
Eugene Michael Middletown N.J. Us Nagle
James Jehu Plainsboro N.J. Us Williams Jun.
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RCA Corp
Original Assignee
RCA Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by RCA Corp filed Critical RCA Corp
Publication of DE3140825A1 publication Critical patent/DE3140825A1/de
Application granted granted Critical
Publication of DE3140825C2 publication Critical patent/DE3140825C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Studio Circuits (AREA)
DE19813140825 1980-10-15 1981-10-14 Verfahren und einrichtung zur signaluebertragung Granted DE3140825A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/197,290 US4320416A (en) 1980-10-15 1980-10-15 Technique for optimally encoding digitally encoded video signals

Publications (2)

Publication Number Publication Date
DE3140825A1 DE3140825A1 (de) 1982-06-24
DE3140825C2 true DE3140825C2 (en, 2012) 1988-01-07

Family

ID=22728792

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19813140825 Granted DE3140825A1 (de) 1980-10-15 1981-10-14 Verfahren und einrichtung zur signaluebertragung

Country Status (6)

Country Link
US (1) US4320416A (en, 2012)
JP (1) JPS5797283A (en, 2012)
CA (1) CA1168356A (en, 2012)
DE (1) DE3140825A1 (en, 2012)
FR (1) FR2492204B1 (en, 2012)
GB (1) GB2085697B (en, 2012)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425588A (en) 1981-01-30 1984-01-10 Baldwin John L E Processing of digital signals
US4352122A (en) * 1981-03-02 1982-09-28 Rca Corporation Adaptive composite-component transcoding hierarchy for digital video
JPS59201594A (ja) * 1983-04-22 1984-11-15 Victor Co Of Japan Ltd デイジタルビデオ信号再生装置
US4605963A (en) * 1983-08-15 1986-08-12 Rca Corporation Reduction of control bits for adaptive sub-nyquist encoder
CA1270322A (en) * 1983-12-22 1990-06-12 Kotaro Asai Adaptive comb filter
JPS63215185A (ja) * 1987-03-03 1988-09-07 Matsushita Electric Ind Co Ltd サブナイキスト符号化装置および復号化装置
US5021880A (en) * 1990-06-13 1991-06-04 Northern Telecom Limited Digital video signal compression
DE4036546C1 (en) * 1990-11-16 1992-03-26 Rohde & Schwarz Gmbh & Co Kg, 8000 Muenchen, De Data reduction for information signal transmission - stores signal patterns in transmitter and receiver, transmits address of pattern resembling information signal and reads pattern in receiver

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3462547A (en) * 1966-09-06 1969-08-19 Stanford Research Inst Data processing system for signals obtained from a video scanner
FR2320017A1 (fr) * 1975-07-29 1977-02-25 Telecommunications Sa Procede de codage d'image avec sous echantillonnage permettant une reduction du debit numerique
GB1597484A (en) * 1977-03-21 1981-09-09 Rca Corp Television picture compressor
US4227204A (en) * 1978-09-21 1980-10-07 Cbs Inc. Method and apparatus for PCM-encoding NTSC color television at sub-Nyquist rate
CA1171958A (en) * 1980-02-07 1984-07-31 Robert A. Dischert Data rate reduction for digital video signals by subsampling and adaptive reconstruction
FR2489061A1 (fr) * 1980-08-20 1982-02-26 France Etat Systeme de transmission d'images utilisant un dispositif de restitutions de points

Also Published As

Publication number Publication date
FR2492204B1 (fr) 1986-06-27
JPH0350477B2 (en, 2012) 1991-08-01
US4320416A (en) 1982-03-16
DE3140825A1 (de) 1982-06-24
CA1168356A (en) 1984-05-29
GB2085697A (en) 1982-04-28
JPS5797283A (en) 1982-06-16
FR2492204A1 (fr) 1982-04-16
GB2085697B (en) 1985-06-26

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee