ES8206131A1 - Perfeccionamientos introducidos en un receptor de television - Google Patents

Perfeccionamientos introducidos en un receptor de television

Info

Publication number
ES8206131A1
ES8206131A1 ES501795A ES501795A ES8206131A1 ES 8206131 A1 ES8206131 A1 ES 8206131A1 ES 501795 A ES501795 A ES 501795A ES 501795 A ES501795 A ES 501795A ES 8206131 A1 ES8206131 A1 ES 8206131A1
Authority
ES
Spain
Prior art keywords
input
transversal filter
filter
circuit
ghost eliminator
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
ES501795A
Other languages
English (en)
Other versions
ES501795A0 (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 ES501795A0 publication Critical patent/ES501795A0/es
Publication of ES8206131A1 publication Critical patent/ES8206131A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H04N5/211—Ghost signal cancellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Noise Elimination (AREA)

Abstract

DISPOSITIVO PARA ELIMINAR IMAGENES DE INTERFERENCIAS. ESTA FORMADO POR UN FILTRO TRANSVERSAL (10) QUE PRESENTA UNA ENTRADA PARA LA SEÑAL DE VIDEO, UNA SALIDA DE LA MISMA CON LAS INTERFERENCIAS CORREGIDAS Y UNA SERIE DE ENTRADAS DE CONTROL (T1 A TN). EL FILTRO SE CONTROLA POR MEDIO DE UN CIRCUITO DE RELOJ (30), UNA PUERTA (12), UN DIFERENCIADOR (14), UN LIMITADOR RECORTADOR (16), UN REGISTRO DE DESPLAZAMIENTO (20) Y UNA DISPOSICION EN SERIE, PARA CADA ENTRADA DE CONTROL DEL MISMO, DE UN CIRCUITO DE MUESTREO Y RETENCION (S/HI A S/HN), UN INVERSOS (1 A N) Y UN CIRCUITO DE PONDERACION (WI A WN).
ES501795A 1980-05-07 1981-04-30 Perfeccionamientos introducidos en un receptor de television Expired ES8206131A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/147,629 US4314277A (en) 1980-05-07 1980-05-07 Input-weighted transversal filter TV ghost eliminator

Publications (2)

Publication Number Publication Date
ES501795A0 ES501795A0 (es) 1982-06-16
ES8206131A1 true ES8206131A1 (es) 1982-06-16

Family

ID=22522287

Family Applications (1)

Application Number Title Priority Date Filing Date
ES501795A Expired ES8206131A1 (es) 1980-05-07 1981-04-30 Perfeccionamientos introducidos en un receptor de television

Country Status (10)

Country Link
US (1) US4314277A (es)
JP (1) JPS574614A (es)
AT (1) AT383239B (es)
AU (1) AU533476B2 (es)
DE (1) DE3118108A1 (es)
ES (1) ES8206131A1 (es)
FI (1) FI75460C (es)
FR (1) FR2482395B1 (es)
GB (1) GB2075801B (es)
IT (1) IT1139090B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4458269A (en) * 1980-05-07 1984-07-03 Rca Corporation Sampling arrangement for a television ghost signal cancellation system
US4395729A (en) * 1981-08-31 1983-07-26 Rca Corporation Digital video signal processing filters with signal-to-noise enhancement
US4393397A (en) * 1981-10-05 1983-07-12 Rca Corporation Television ghost signal detector with color burst phase delay control
US4564862A (en) * 1982-08-09 1986-01-14 Edwin Cohen Ghost signal elimination circuit
US4542475A (en) * 1982-11-23 1985-09-17 Rca Corporation Sampled data filter system as for a digital TV
US4542408A (en) * 1983-08-31 1985-09-17 Rca Corporation Digital deghosting system
US4727424A (en) * 1986-10-16 1988-02-23 Rca Corporation Sampled data filtering system, including a crossbar switch matrix, as for a ghost cancellation system
US5237415A (en) * 1989-04-27 1993-08-17 Victor Company Of Japan, Ltd. Ghost canceler with adaptive transversal filter
US5532820A (en) * 1990-08-17 1996-07-02 Samsung Electronics Co., Ltd. Digital modulators for use with sub-nyquist sampling of raster-scanned samples of image intensity
US5117291A (en) * 1990-11-30 1992-05-26 At&T Bell Laboratories Technique for adjusting signal dispersion cancellation apparatus in communications systems
JPH04266210A (ja) * 1991-02-21 1992-09-22 Toshiba Corp 入力加重型トランスバーサルフィルタ
US5630208A (en) * 1994-07-19 1997-05-13 Trimble Navigation Limited Adaptive multipath equalization
AU2002300531B2 (en) * 2001-08-15 2007-01-18 Raytheon Company Combining signal images in accordance with signal-to-noise ratios

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3414819A (en) * 1965-08-27 1968-12-03 Bell Telephone Labor Inc Digital adaptive equalizer system
GB1429802A (en) * 1972-03-16 1976-03-31 Matsushita Electric Industrial Co Ltd Ghost signal cancellation system
US4044381A (en) * 1974-06-03 1977-08-23 Hitachi, Ltd. Automatic waveform equalizing system for television receiver
US4127874A (en) * 1976-05-27 1978-11-28 Tokyo Shibaura Electric Co., Ltd. Apparatus for removing ghost signals from received video signals
JPS52147941A (en) * 1976-06-03 1977-12-08 Toshiba Corp Electric charge transfer type analog signal memory system
US4091418A (en) * 1977-03-02 1978-05-23 Zenith Radio Corporation Automatic channel equalization with time base expansion
US4158209A (en) * 1977-08-02 1979-06-12 Rca Corporation CCD comb filters
JPS54109720A (en) * 1978-02-16 1979-08-28 Toshiba Corp Ghost signal erasing device
JPS54149549A (en) * 1978-05-17 1979-11-22 Toshiba Corp Automatic equalizer
JPS54149547A (en) * 1978-05-17 1979-11-22 Toshiba Corp Transversal filter

Also Published As

Publication number Publication date
FI75460C (fi) 1988-06-09
GB2075801B (en) 1984-03-07
DE3118108C2 (es) 1989-06-29
IT8121440A0 (it) 1981-04-29
ATA203481A (de) 1986-10-15
DE3118108A1 (de) 1982-02-25
FR2482395A1 (fr) 1981-11-13
AU7003781A (en) 1981-11-12
GB2075801A (en) 1981-11-18
AT383239B (de) 1987-06-10
JPS574614A (en) 1982-01-11
FI811358L (fi) 1981-11-08
ES501795A0 (es) 1982-06-16
AU533476B2 (en) 1983-11-24
IT1139090B (it) 1986-09-17
JPH0223049B2 (es) 1990-05-22
US4314277A (en) 1982-02-02
FI75460B (fi) 1988-02-29
FR2482395B1 (fr) 1985-09-13

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