FR2256593A1 - - Google Patents

Info

Publication number
FR2256593A1
FR2256593A1 FR7442309A FR7442309A FR2256593A1 FR 2256593 A1 FR2256593 A1 FR 2256593A1 FR 7442309 A FR7442309 A FR 7442309A FR 7442309 A FR7442309 A FR 7442309A FR 2256593 A1 FR2256593 A1 FR 2256593A1
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.)
Withdrawn
Application number
FR7442309A
Other languages
French (fr)
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 FR2256593A1 publication Critical patent/FR2256593A1/fr
Withdrawn legal-status Critical Current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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/007—Transform coding, e.g. discrete cosine transform

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Discrete Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
FR7442309A 1973-12-26 1974-12-20 Withdrawn FR2256593A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42794073A 1973-12-26 1973-12-26

Publications (1)

Publication Number Publication Date
FR2256593A1 true FR2256593A1 (en) 1975-07-25

Family

ID=23696922

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7442309A Withdrawn FR2256593A1 (en) 1973-12-26 1974-12-20

Country Status (4)

Country Link
JP (1) JPS50127506A (en)
DE (1) DE2460654A1 (en)
FR (1) FR2256593A1 (en)
GB (1) GB1488912A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2835434C2 (en) * 1978-08-12 1986-07-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Process for the transmission of image signals over narrowband transmission channels
DE3304787A1 (en) * 1983-02-11 1984-08-16 Siemens AG, 1000 Berlin und 8000 München METHOD FOR DIGITAL TRANSMISSION OF TELEVISION IMAGES
GB2139046B (en) * 1983-02-25 1986-06-04 Standard Telephones Cables Ltd Video signal transmission
DE3513074A1 (en) * 1985-04-12 1986-10-23 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover DIGITAL MESSAGE TRANSMISSION METHOD
EP0241576B1 (en) * 1986-03-14 1992-07-01 ANT Nachrichtentechnik GmbH Data quantity reduction method at image coding
US4792851A (en) * 1986-09-25 1988-12-20 Nec Corporation Method and apparatus for coding motion image signal
DE4017155A1 (en) * 1990-05-28 1991-12-05 Conner Joe Scott O Facsimile transmission system - has image data converted to two dimensional spectral representation for transmission
CN108921000B (en) * 2018-04-16 2024-02-06 深圳市深网视界科技有限公司 Head angle labeling, prediction model training, prediction method, device and medium
CN115632661B (en) * 2022-12-22 2023-03-07 互丰科技(北京)有限公司 Efficient compression transmission method for network security information

Also Published As

Publication number Publication date
GB1488912A (en) 1977-10-19
JPS50127506A (en) 1975-10-07
DE2460654A1 (en) 1975-07-10
AU7669774A (en) 1976-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse