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ES8309053A1 - Perfeccionamientos introducidos en un aparato para senales digitales de color filtradas y desmodeladas en un receptor detelevision - Google Patents

Perfeccionamientos introducidos en un aparato para senales digitales de color filtradas y desmodeladas en un receptor detelevision

Info

Publication number
ES8309053A1
ES8309053A1 ES517027A ES517027A ES8309053A1 ES 8309053 A1 ES8309053 A1 ES 8309053A1 ES 517027 A ES517027 A ES 517027A ES 517027 A ES517027 A ES 517027A ES 8309053 A1 ES8309053 A1 ES 8309053A1
Authority
ES
Spain
Prior art keywords
signals
television signal
digital
analog
signal processing
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
ES517027A
Other languages
English (en)
Other versions
ES517027A0 (es
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 ES517027A0 publication Critical patent/ES517027A0/es
Publication of ES8309053A1 publication Critical patent/ES8309053A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)

Abstract

APARATO PARA PRODUCIR SEÑALES DIGITALES DE COLOR FILTRADAS Y DESMODULADAS EN UN RECEPTOR DE SEÑALES DE TELEVISION. CONSTA DE UNA ANTENA (10), UN SINTONIZADOR (12), CIRCUITOS DE FRECUENCIA INTERMEDIA (14) Y UN DETECTOR DE VIDEO (16), ACOPLADOS AL RECEPTOR DE TELEVISION PARA RECIBIR LAS SEÑALES DE CROMINANCIA; DE UN CONVERTIDOR ANALOGICO-DIGITAL (20) PARA CONVERTIR LAS SEÑALES ANALOGICAS DE VIDEO EN SEÑALES DE VIDEO DIGITALIZADAS; DE UN FILTRO DIGITAL DE PEINE (24) QUE RECIBE LAS SEÑALES DE VIDEO DIGITALIZADAS QUE LE SON SUMINISTRADAS POR EL CONVERTIDOR ANALOGICO-DIGITAL (20); Y DE MEDIOS ACOPLADOS A LA SALIDA DEL FILTRO (24) PARA PRODUCIR SEÑALES DIGITALES DE COLOR FILTRADAS Y DESMODULADAS.
ES517027A 1981-11-09 1982-11-02 Perfeccionamientos introducidos en un aparato para senales digitales de color filtradas y desmodeladas en un receptor detelevision Expired ES8309053A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/319,459 US4502074A (en) 1981-11-09 1981-11-09 Digital television signal processing system

Publications (2)

Publication Number Publication Date
ES517027A0 ES517027A0 (es) 1983-10-01
ES8309053A1 true ES8309053A1 (es) 1983-10-01

Family

ID=23242328

Family Applications (1)

Application Number Title Priority Date Filing Date
ES517027A Expired ES8309053A1 (es) 1981-11-09 1982-11-02 Perfeccionamientos introducidos en un aparato para senales digitales de color filtradas y desmodeladas en un receptor detelevision

Country Status (21)

Country Link
US (1) US4502074A (es)
JP (1) JPH0714218B2 (es)
KR (1) KR910002610B1 (es)
AT (1) AT392381B (es)
AU (1) AU9016982A (es)
BE (1) BE894962A (es)
CA (1) CA1195769A (es)
DD (1) DD206039A5 (es)
DE (1) DE3241411C3 (es)
DK (1) DK497482A (es)
ES (1) ES8309053A1 (es)
FI (1) FI75711C (es)
FR (1) FR2516333B1 (es)
GB (1) GB2110047B (es)
HK (1) HK73989A (es)
IT (1) IT1163018B (es)
NL (1) NL8204322A (es)
PL (1) PL238943A1 (es)
PT (1) PT75797B (es)
SE (1) SE8206241L (es)
ZA (1) ZA828175B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8204936A (nl) * 1982-12-22 1984-07-16 Philips Nv Demodulatieschakeling voor een gedigitaliseerd chrominantiesignaal.
JPS60127893A (ja) * 1983-12-15 1985-07-08 Sony Corp カラ−テレビジヨン信号伝送方式
FR2565054B1 (fr) * 1984-05-24 1986-08-29 Thomson Csf Dispositif numerique pour filtrer et sous-echantillonner deux signaux de difference de couleur
JP2610416B2 (ja) * 1984-07-04 1997-05-14 三菱電機株式会社 Ｎｔｓｃデイジタルクロマ復調回路
JPS6123490A (ja) * 1984-07-10 1986-01-31 Mitsubishi Electric Corp Ｎｔｓｃデイジタル色復調回路
US4616252A (en) * 1984-07-16 1986-10-07 Rca Corporation Sampled color difference signal processing system having a quadrature distortion reduction differentiator
JPS61177096A (ja) * 1985-01-31 1986-08-08 Sony Corp デジタルコンポ−ネント色信号の位相制御回路
JPH0666954B2 (ja) * 1985-08-07 1994-08-24 日本電気株式会社 色信号復調装置
US4947241A (en) * 1986-04-25 1990-08-07 North American Philips Corporation Training signal for maintaining the correct phase and gain relationship between signals in a two-signal high definition television system
EP0364225B1 (en) * 1988-10-12 1996-03-27 Canon Kabushiki Kaisha Color signal processing apparatus
MY111506A (en) * 1992-07-29 2000-07-31 Thomson Consumer Electronics Inc Fir filter apparatus for processing of time division multiplexed signals
US5264937A (en) * 1992-07-29 1993-11-23 Thomson Consumer Electronics, Inc. Apparatus for time division multiplexed processing of frequency division multiplexed signals

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2133118A5 (es) * 1971-04-08 1972-11-24 Trt Telecom Radio Electr
GB1535721A (en) * 1975-12-01 1978-12-13 Indep Broadcasting Authority Television systems
JPS5931273B2 (ja) * 1976-01-13 1984-08-01 日本電気株式会社 カラ−テレビジヨン信号の復調装置
GB2003695B (en) * 1977-09-01 1982-03-03 British Broadcasting Corp Method and apparatus for processing pal colour television signals in digital form
GB2022954B (en) * 1978-03-30 1982-04-07 Secr Defence Transversal filters
JPS5558612A (en) * 1978-10-26 1980-05-01 Kokusai Denshin Denwa Co Ltd <Kdd> Delay circuit
DE2854236C2 (de) * 1978-12-15 1982-06-09 Deutsche Itt Industries Gmbh, 7800 Freiburg Farbfernsehempfänger mit mindestens teilweise digitaler Signalverarbeitung und mit mindestens einer integrierten Schaltung für das Luminanzsignal und die Chrominanzsignale
JPS5632892A (en) * 1979-06-18 1981-04-02 Fernseh Inc Digital code filtering system for pal type television signal
JPS56122285A (en) * 1980-02-29 1981-09-25 Sony Corp Separating filter
US4333104A (en) * 1980-03-17 1982-06-01 Gte Laboratories Incorporated Color demodulating apparatus with cross-color cancellation
US4328426A (en) * 1980-08-04 1982-05-04 Xerox Corporation Filter for image pixels
GB2087191B (en) * 1980-11-10 1984-10-31 Ampex A filter and system incorporating the filter for processing discrete of composite signals
US4415918A (en) * 1981-08-31 1983-11-15 Rca Corporation Digital color television signal demodulator

Also Published As

Publication number Publication date
NL8204322A (nl) 1983-06-01
ATA408282A (de) 1990-08-15
FI823741L (fi) 1983-05-10
FR2516333B1 (fr) 1990-03-02
PT75797B (en) 1985-02-27
SE8206241D0 (sv) 1982-11-03
US4502074A (en) 1985-02-26
GB2110047B (en) 1985-07-31
IT1163018B (it) 1987-04-08
ES517027A0 (es) 1983-10-01
FI823741A0 (fi) 1982-11-02
FR2516333A1 (fr) 1983-05-13
DE3241411C2 (es) 1991-01-03
BE894962A (fr) 1983-03-01
AU9016982A (en) 1983-05-19
JPS5888989A (ja) 1983-05-27
AT392381B (de) 1991-03-25
JPH0714218B2 (ja) 1995-02-15
IT8224132A0 (it) 1982-11-08
HK73989A (en) 1989-09-22
PT75797A (en) 1982-12-01
DD206039A5 (de) 1984-01-11
SE8206241L (sv) 1983-05-10
DE3241411A1 (de) 1983-05-19
CA1195769A (en) 1985-10-22
PL238943A1 (en) 1983-06-20
FI75711B (fi) 1988-03-31
KR910002610B1 (ko) 1991-04-27
FI75711C (fi) 1988-07-11
ZA828175B (en) 1983-12-28
KR840002789A (ko) 1984-07-16
DE3241411C3 (de) 1996-01-11
DK497482A (da) 1983-05-10
GB2110047A (en) 1983-06-08

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