CA959578A - Frame-to-frame redundancy reduction system which transmits an intraframe coded signal - Google Patents

Frame-to-frame redundancy reduction system which transmits an intraframe coded signal

Info

Publication number: CA959578A
Authority: CA; Canada
Prior art keywords: frame; transmits; coded signal; reduction system; redundancy reduction
Prior art date: 1971-07-01
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

CA133,882A

Other versions

CA133882S (en

Inventor

Barin G. Haskell

John O. Limb

Roger F.W. Pease

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.)

AT&T Corp

Original Assignee

Western Electric Co Inc

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.)

1971-07-01

Filing date

1972-02-03

Publication date

1974-12-17

1972-02-03 Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc

1974-12-17 Application granted granted Critical

1974-12-17 Publication of CA959578A publication Critical patent/CA959578A/en

Status Expired 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
- H04N19/503—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)

CA133,882A 1971-07-01 1972-02-03 Frame-to-frame redundancy reduction system which transmits an intraframe coded signal Expired CA959578A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
CA959578A true CA959578A (en)	1974-12-17

Family

ID=22569812

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA133,882A Expired CA959578A (en)	1971-07-01	1972-02-03	Frame-to-frame redundancy reduction system which transmits an intraframe coded signal

Country Status (9)

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

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 (en) *	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 (en) *	1981-04-14	1986-10-10	Thomson Csf	METHOD FOR TRANSMITTING AN IMAGE, WITH REDUCED RATE; TRANSMISSION SYSTEM FOR IMPLEMENTING THIS METHOD
FR2640452B1 (en) *	1981-11-13	1993-11-12	Thomson Csf	METHOD FOR REAL-TIME EXTRACTION OF CHARACTERISTIC POINTS FROM A TELEVISION IMAGE AND DEVICE FOR CARRYING OUT SAID METHOD
FR2529044B1 (en) *	1982-06-18	1986-06-20	Inst Nat Rech Inf Automat	VISUAL TELECOMMUNICATIONS METHODS AND DEVICES, ESPECIALLY FOR THE USE OF THE DEAF
US4727421A (en) *	1984-10-04	1988-02-23	Nec Corporation	Method of coding picture signal and picture coding/decoding apparatus utilizing the same
JPS61283967A (en) *	1985-06-10	1986-12-13	Toshiba Corp	Picture recording and reproducing device
JP2512894B2 (en) *	1985-11-05	1996-07-03	ソニー株式会社	High efficiency coding / decoding device
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
US4914508A (en) *	1988-04-27	1990-04-03	Universal Video Communications Corp.	Method and system for compressing and statistically encoding color video data
DE68929322T2 (en) *	1988-10-13	2002-06-06	Matsushita Electric Ind Co Ltd	Circuit for processing a television signal
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

1971
- 1971-07-01 US US00158812A patent/US3767847A/en not_active Expired - Lifetime
1972
- 1972-02-03 CA CA133,882A patent/CA959578A/en not_active Expired
- 1972-06-26 NL NL7208765A patent/NL7208765A/xx not_active Application Discontinuation
- 1972-06-27 SE SE7208425A patent/SE385074B/en unknown
- 1972-06-27 IT IT69072/72A patent/IT959264B/en active
- 1972-06-27 GB GB3004172A patent/GB1393406A/en not_active Expired
- 1972-06-30 BE BE785659A patent/BE785659A/en unknown
- 1972-06-30 FR FR7223883A patent/FR2143960B1/fr not_active Expired
- 1972-06-30 DE DE2232121A patent/DE2232121A1/en active Pending

Also Published As

Publication number	Publication date
FR2143960B1 (en)	1978-03-03
NL7208765A (en)	1973-01-03
US3767847A (en)	1973-10-23
DE2232121A1 (en)	1973-01-18
FR2143960A1 (en)	1973-02-09
SE385074B (en)	1976-05-31
GB1393406A (en)	1975-05-07
BE785659A (en)	1972-10-16
IT959264B (en)	1973-11-10

Publication	Publication Date	Title
CA959578A (en)	1974-12-17	Frame-to-frame redundancy reduction system which transmits an intraframe coded signal
AU473891B2 (en)	1976-07-08	Transponder for telemetering system
CA1007749A (en)	1977-03-29	Digital encoding system
CA943224A (en)	1974-03-05	Remote signaling system for train control
CA985960A (en)	1976-03-23	Railway switching system
CA996652A (en)	1976-09-07	Electronic traffic signal control system
CA978261A (en)	1975-11-18	Subaudible remote control tone encoding system
CA943660A (en)	1974-03-12	Railway signal system
CA987804A (en)	1976-04-20	Remote rewind control system
CA966220A (en)	1975-04-15	Railway signalling system
CA948709A (en)	1974-06-04	Redundant transmitting system
CA971265A (en)	1975-07-15	Remote control system
AU464290B2 (en)	1975-08-21	Remote switching system
AU461707B2 (en)	1975-06-05	Improved signalling system
CA879301A (en)	1971-08-24	Coded signal communication system
CA874655A (en)	1971-06-29	Coded signal transmission system
CA866309A (en)	1971-03-16	Remote signaling system for train control
CA892266A (en)	1972-02-01	Redundancy reduction system for video signals
CA870252A (en)	1971-05-04	Encoding system
CA879330A (en)	1971-08-24	Run-length limited coding system
AU479176B2 (en)	1974-06-13	Railway signalling system
CA930836A (en)	1973-07-24	Coded key switching system
AU482203B2 (en)	1975-01-16	Keyboard signal encoding system
CA881134A (en)	1971-09-14	Sequential direction signaling system
CA904434A (en)	1972-07-04	Railway retarder control system