ES2011111A6 - Sistema de television compatible con compresion-expansion de informacio auxiliar codificadora de senal. - Google Patents

Sistema de television compatible con compresion-expansion de informacio auxiliar codificadora de senal.

Info

Publication number
ES2011111A6
ES2011111A6 ES8802801A ES8802801A ES2011111A6 ES 2011111 A6 ES2011111 A6 ES 2011111A6 ES 8802801 A ES8802801 A ES 8802801A ES 8802801 A ES8802801 A ES 8802801A ES 2011111 A6 ES2011111 A6 ES 2011111A6
Authority
ES
Spain
Prior art keywords
companding
high frequency
television system
encoding information
auxiliary signal
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
ES8802801A
Other languages
English (en)
Inventor
Jack Selig Fuhrer
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.)
General Electric Co
Original Assignee
General 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26292730&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2011111(A6) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GB878721565A external-priority patent/GB8721565D0/en
Application filed by General Electric Co filed Critical General Electric Co
Publication of ES2011111A6 publication Critical patent/ES2011111A6/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/004—Predictors, e.g. intraframe, interframe coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/24—High-definition television systems
    • H04N11/30—High-definition television systems with transmission of the extra information by means of quadrature modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Color Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

Abstract

UN SISTEMA DE TELEVISION DE DEFINICION EXTENDIDA (EDTV) EN PANTALLA ANCHA, DE UN SOLO CANAL, CODIFICA Y DESCODIFICA UNA SEÑAL DE TELEVISION QUE COMPRENDE: (1) UNA SEÑAL PRINCIPAL (N) NTSC EN FORMATO NORMAL, CON INFORMACION DE IMAGEN DE PANEL LATERAL DE BAJA FRECUENCIA, AUXILIAR, COMPRIMIDA A UNA REGION DE SOBREBARRIDO DE LA MISMA; (2) INFORMACION AUXILIAR (X) DE IMAGEN DE PANEL LATERAL DE ALTA FRECUENCIA; Y (3) INFORMACION (Z) AUXILIAR DE LUMINANCIA HORIZONTAL, DE ALTA FRECUENCIA. LOS COMPONENTES DE ALTA FRECUENCIA 2 Y 3 SON SOMETIDOS A COMPRENSION-EXPANSION (2410, 1412) DE AMPLITUD NO LINEAL, CON GRAN COMPRESION DE AMPLITUD EN UN CODIFICADOR, Y EXPANSION DE AMPLITUD INVERSA (1326) EN UN DESCODIFICADOR.
ES8802801A 1987-09-14 1988-09-14 Sistema de television compatible con compresion-expansion de informacio auxiliar codificadora de senal. Expired ES2011111A6 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB878721565A GB8721565D0 (en) 1987-09-14 1987-09-14 Video signal processing system
US07/139,339 US4855824A (en) 1987-09-14 1987-12-29 Compatible television system with companding of auxiliary signal encoding information

Publications (1)

Publication Number Publication Date
ES2011111A6 true ES2011111A6 (es) 1989-12-16

Family

ID=26292730

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8802801A Expired ES2011111A6 (es) 1987-09-14 1988-09-14 Sistema de television compatible con compresion-expansion de informacio auxiliar codificadora de senal.

Country Status (15)

Country Link
EP (1) EP0377668B2 (es)
JP (1) JP2901627B2 (es)
CN (1) CN1018508B (es)
AT (1) ATE107112T1 (es)
CA (1) CA1321011C (es)
DE (2) DE3850114T3 (es)
DK (1) DK61390D0 (es)
ES (1) ES2011111A6 (es)
FI (1) FI88093C (es)
GB (1) GB2230918B (es)
HK (1) HK21797A (es)
MX (1) MX170427B (es)
NZ (1) NZ226149A (es)
PT (1) PT88486B (es)
WO (1) WO1989002689A1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5083196A (en) * 1989-11-06 1992-01-21 General Electric Company Chrominance processing apparatus for a compatible widescreen television system
TR24813A (tr) * 1989-11-06 1992-05-01 Gen Electric Genis ekranli bir televizyoin sistemi sinyal isleme aygiti.
WO1991007063A1 (en) * 1989-11-06 1991-05-16 General Electric Company Signal processing apparatus for a widescreen television system
US5070396A (en) * 1989-11-06 1991-12-03 General Electric Company Compatible widescreen television system
JPH03263987A (ja) * 1990-03-13 1991-11-25 Toshiba Corp 付加信号多重テレビジョン信号の送信装置及び受信装置
DE4027096A1 (de) * 1990-08-07 1992-02-27 Thomson Brandt Gmbh Fernsehuebertragungssystem
GB9126225D0 (en) * 1991-12-10 1992-02-12 British Broadcasting Corp Enhanced composite television
US5384599A (en) * 1992-02-21 1995-01-24 General Electric Company Television image format conversion system including noise reduction apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7110625A (es) * 1971-07-31 1973-02-02
US4551754A (en) * 1982-02-18 1985-11-05 Rca Corporation Compatible wide-screen color television system
DE3344524A1 (de) * 1983-12-09 1985-06-20 ANT Nachrichtentechnik GmbH, 7150 Backnang Verfahren zur kompatiblen aufloesungserhoehung fuer farbfernsehuebertragungssysteme
JPS60190085A (ja) * 1984-03-12 1985-09-27 Hitachi Ltd テレビ信号の高精細情報の插入回路
US4670783A (en) * 1984-12-21 1987-06-02 North American Philips Corporation High resolution television system
US4672443A (en) * 1985-08-30 1987-06-09 Rca Corporation Compatible wide screen television system with image compressor/expander

Also Published As

Publication number Publication date
CN1031917A (zh) 1989-03-22
NZ226149A (en) 1991-01-29
JPH03500233A (ja) 1991-01-17
MX170427B (es) 1993-08-23
FI88093C (fi) 1993-03-25
PT88486A (pt) 1989-07-31
JP2901627B2 (ja) 1999-06-07
DK61390A (da) 1990-03-08
DE3850114T2 (de) 1995-01-19
FI88093B (fi) 1992-12-15
DE3850114D1 (de) 1994-07-14
EP0377668B2 (en) 1997-07-09
ATE107112T1 (de) 1994-06-15
EP0377668A1 (en) 1990-07-18
EP0377668B1 (en) 1994-06-08
CA1321011C (en) 1993-08-03
WO1989002689A1 (en) 1989-03-23
DE3890744C3 (de) 1996-11-21
GB9002610D0 (en) 1990-08-01
PT88486B (pt) 1994-03-31
GB2230918B (en) 1992-02-26
DK61390D0 (da) 1990-03-08
DE3850114T3 (de) 1997-09-11
GB2230918A (en) 1990-10-31
HK21797A (en) 1997-02-27
FI901275A0 (fi) 1990-03-14
CN1018508B (zh) 1992-09-30
DE3890744C2 (en) 1992-06-25

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Legal Events

Date Code Title Description
SA6 Expiration date (snapshot 920101)

Free format text: 2008-09-14

FD1A Patent lapsed

Effective date: 20070915