IT959264B - Sistema riduttore di ridondanza particolarmente per segnali video - Google Patents

Sistema riduttore di ridondanza particolarmente per segnali video

Info

Publication number
IT959264B
IT959264B IT69072/72A IT6907272A IT959264B IT 959264 B IT959264 B IT 959264B IT 69072/72 A IT69072/72 A IT 69072/72A IT 6907272 A IT6907272 A IT 6907272A IT 959264 B IT959264 B IT 959264B
Authority
IT
Italy
Prior art keywords
video signals
reducing system
system particularly
redundancy reducing
redundancy
Prior art date
Application number
IT69072/72A
Other languages
English (en)
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Application granted granted Critical
Publication of IT959264B publication Critical patent/IT959264B/it

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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/507—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction using conditional replenishment
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Studio Circuits (AREA)
IT69072/72A 1971-07-01 1972-06-27 Sistema riduttore di ridondanza particolarmente per segnali video IT959264B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15881271A 1971-07-01 1971-07-01

Publications (1)

Publication Number Publication Date
IT959264B true IT959264B (it) 1973-11-10

Family

ID=22569812

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69072/72A IT959264B (it) 1971-07-01 1972-06-27 Sistema riduttore di ridondanza particolarmente per segnali video

Country Status (9)

Country Link
US (1) US3767847A (it)
BE (1) BE785659A (it)
CA (1) CA959578A (it)
DE (1) DE2232121A1 (it)
FR (1) FR2143960B1 (it)
GB (1) GB1393406A (it)
IT (1) IT959264B (it)
NL (1) NL7208765A (it)
SE (1) SE385074B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3927268A (en) * 1971-04-30 1975-12-16 Communications Satellite Corp Speech predictive encoding communication system
JPS5515147B2 (it) * 1974-05-02 1980-04-21
JPS54114920A (en) * 1978-02-28 1979-09-07 Kokusai Denshin Denwa Co Ltd Television signal adaptive forecasting encoding system
WO1980000207A1 (en) * 1978-06-27 1980-02-07 Indep Broadcasting Authority Predictive differential pulse-code modulation apparatus
US4268861A (en) * 1978-09-18 1981-05-19 Massachusetts Institute Of Technology Image coding
US4271431A (en) * 1978-10-11 1981-06-02 Star Systems, Inc. Scan converter utilizing discrete differentially coded signals
GB2050752B (en) * 1979-06-07 1984-05-31 Japan Broadcasting Corp Motion compensated interframe coding system
FR2503966B1 (fr) * 1981-04-14 1986-10-10 Thomson Csf Procede de transmission d'une image, a debit reduit; systeme de transmission pour la mise en oeuvre de ce procede
FR2640452B1 (fr) * 1981-11-13 1993-11-12 Thomson Csf Procede d'extraction en temps reel de points caracteristiques d'une image de television et dispositif pour la mise en oeuvre de ce procede
FR2529044B1 (fr) * 1982-06-18 1986-06-20 Inst Nat Rech Inf Automat Procedes et dispositifs de telecommunications visuelles, notamment a l'usage des sourds
US4727421A (en) * 1984-10-04 1988-02-23 Nec Corporation Method of coding picture signal and picture coding/decoding apparatus utilizing the same
JPS61283967A (ja) * 1985-06-10 1986-12-13 Toshiba Corp 画像記録再生装置
JP2512894B2 (ja) * 1985-11-05 1996-07-03 ソニー株式会社 高能率符号化／復号装置
US4914508A (en) * 1988-04-27 1990-04-03 Universal Video Communications Corp. Method and system for compressing and statistically encoding color video data
US4857993A (en) * 1988-04-27 1989-08-15 Universal Video Communications Corp. Method and system for decompressing digital color video statistically encoded data
US4847677A (en) * 1988-04-27 1989-07-11 Universal Video Communications Corp. Video telecommunication system and method for compressing and decompressing digital color video data
EP0734172B1 (en) * 1988-10-13 2001-08-29 Matsushita Electric Industrial Co., Ltd. Television signal processor
US7392287B2 (en) 2001-03-27 2008-06-24 Hemisphere Ii Investment Lp Method and apparatus for sharing information using a handheld device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571505A (en) * 1968-08-02 1971-03-16 Bell Telephone Labor Inc Redundancy reduction system for video signals
US3603725A (en) * 1970-01-15 1971-09-07 Bell Telephone Labor Inc Conditional replenishment video system with reduced buffer memory delay

Also Published As

Publication number Publication date
SE385074B (sv) 1976-05-31
NL7208765A (it) 1973-01-03
US3767847A (en) 1973-10-23
DE2232121A1 (de) 1973-01-18
BE785659A (fr) 1972-10-16
FR2143960B1 (it) 1978-03-03
FR2143960A1 (it) 1973-02-09
GB1393406A (en) 1975-05-07
CA959578A (en) 1974-12-17

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