FI63145C - Behandlingskrets foer videosignaler - Google Patents

Behandlingskrets foer videosignaler Download PDF

Info

Publication number
FI63145C
FI63145C FI751910A FI751910A FI63145C FI 63145 C FI63145 C FI 63145C FI 751910 A FI751910 A FI 751910A FI 751910 A FI751910 A FI 751910A FI 63145 C FI63145 C FI 63145C
Authority
FI
Finland
Prior art keywords
signal
amplitude
signals
delay
processing circuit
Prior art date
Application number
FI751910A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI63145B (fi
FI751910A (ja
Inventor
Joseph Peter Bingham
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 FI751910A publication Critical patent/FI751910A/fi
Publication of FI63145B publication Critical patent/FI63145B/fi
Application granted granted Critical
Publication of FI63145C publication Critical patent/FI63145C/fi

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
    • 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)
  • Picture Signal Circuits (AREA)
FI751910A 1974-07-05 1975-06-27 Behandlingskrets foer videosignaler FI63145C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US48624174A 1974-07-05 1974-07-05
US48624174 1974-07-05
US05/553,642 US4041531A (en) 1974-07-05 1975-02-27 Television signal processing apparatus including a transversal equalizer
US55364275 1975-02-27

Publications (3)

Publication Number Publication Date
FI751910A FI751910A (ja) 1976-01-06
FI63145B FI63145B (fi) 1982-12-31
FI63145C true FI63145C (fi) 1983-04-11

Family

ID=27048621

Family Applications (1)

Application Number Title Priority Date Filing Date
FI751910A FI63145C (fi) 1974-07-05 1975-06-27 Behandlingskrets foer videosignaler

Country Status (20)

Country Link
US (1) US4041531A (ja)
JP (1) JPS5547794B2 (ja)
AR (1) AR209305A1 (ja)
AT (1) AT373114B (ja)
BR (1) BR7504034A (ja)
CA (1) CA1055148A (ja)
DD (1) DD121243A5 (ja)
DE (1) DE2529967C3 (ja)
ES (1) ES439173A1 (ja)
FI (1) FI63145C (ja)
FR (1) FR2277483A1 (ja)
GB (1) GB1510504A (ja)
IT (1) IT1038517B (ja)
MX (1) MX2964E (ja)
NL (1) NL7508011A (ja)
NZ (1) NZ178025A (ja)
PL (1) PL108984B1 (ja)
SE (1) SE403872B (ja)
TR (1) TR18561A (ja)
YU (1) YU37423B (ja)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS531418A (en) * 1976-06-26 1978-01-09 Hitachi Ltd Brightness signal circuit for television receivers
JPS5327321A (en) * 1976-08-26 1978-03-14 Hitachi Ltd Picture quality adjusting un it in television receivers
JPS5330819A (en) * 1976-09-03 1978-03-23 Hitachi Ltd Picture-quality adjusting device of television receiver set
NL7714398A (nl) * 1977-12-27 1979-06-29 Philips Nv Schakeling voor het in hoofdzaak nabij een referentieniveau vergroten van een signaal- helling van een periodiek optredend signaal.
US4215414A (en) * 1978-03-07 1980-07-29 Hughes Aircraft Company Pseudogaussian video output processing for digital display
US4316215A (en) * 1979-09-26 1982-02-16 Matsushita Electric Industrial Co., Ltd. System for improving reproduction of images in a color television receiver
US4466016A (en) * 1981-05-27 1984-08-14 Rca Corporation Television signal filtering system
US4384306A (en) * 1981-06-22 1983-05-17 Rca Corporation Variable peaking control circuit
US4524423A (en) * 1981-11-06 1985-06-18 Rca Corporation Digital signal separation filters
DE3268445D1 (en) * 1982-10-09 1986-02-20 Itt Ind Gmbh Deutsche Integrated digital filter circuit for the luminance channel of colour television sets
CA1219338A (en) * 1983-07-27 1987-03-17 Rca Corporation Signal processing circuit
US4571620A (en) * 1983-11-04 1986-02-18 Rca Corporation Luminance peaking filter for use in digital video signal processing systems
US4603353A (en) * 1984-01-19 1986-07-29 Rca Corporation Luminance peaking filter for use in digital video signal processing systems
JPH0628392B2 (ja) * 1984-08-09 1994-04-13 日本放送協会 テレビジヨンカメラビユ−フアインダ−
KR900003267B1 (ko) * 1984-10-06 1990-05-12 니뽕 빅터 가부시끼가이샤 칼라 촬상 장치
JPH0636587B2 (ja) * 1986-09-02 1994-05-11 日本放送協会 油膜制御方式投写型映像デイスプレイ
EP0278012A1 (de) * 1987-02-06 1988-08-17 Deutsche ITT Industries GmbH Steuerschaltung fur eine Speicheranordnung
EP0342511B1 (en) * 1988-05-18 1995-05-03 Hitachi, Ltd. Aperture correction circuit
JPH03121693A (ja) * 1989-10-04 1991-05-23 Sony Corp 色信号エンハンサ
US5369446A (en) * 1992-04-30 1994-11-29 Thomson Consumer Electronics, Inc. Video signal processor employing edge replacement, preshoots and overshoots for transient enhancement
JP3076810B2 (ja) * 1994-01-20 2000-08-14 モトローラ株式会社 垂直輪郭補正回路
JPH07226956A (ja) * 1994-02-09 1995-08-22 Nippon Motorola Ltd 輝度信号色信号分離回路
US5543859A (en) * 1994-04-15 1996-08-06 Matsushita Electric Industrial Co., Ltd. Horizontal contour emphasizing signal processor
US6480241B1 (en) 1996-08-27 2002-11-12 Gordon J. Gow Technologies, Inc. S-video signal loss compensation processing apparatus and method
US5937330A (en) * 1997-02-18 1999-08-10 General Instrument Corporation Settop terminal controlled return path filter for minimizing noise ingress on bidirectional cable systems
JP2000078438A (ja) * 1998-08-28 2000-03-14 Alps Electric Co Ltd 画像表示装置
KR20020068079A (ko) * 2000-11-13 2002-08-24 코닌클리케 필립스 일렉트로닉스 엔.브이. 비대칭 과도 신호들의 검출 및 보정
US8184203B1 (en) 2009-07-07 2012-05-22 The Yves Faroudja Project Video enhancement with separate and distinct methods of enhancement for single transitions and double transitions of opposite polarity

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2263376A (en) * 1938-06-28 1941-11-18 Emi Ltd Electric wave filter or the like
US2759044A (en) * 1950-11-24 1956-08-14 Bell Telephone Labor Inc Beam aperature correction in horizontal and vertical direction
US2922965A (en) * 1956-08-09 1960-01-26 Bell Telephone Labor Inc Aperture equalizer and phase correction for television
US3546372A (en) * 1968-04-01 1970-12-08 Rca Corp Vertical and horizontal aperture equalization
NL6900556A (ja) * 1969-01-14 1970-07-16
JPS5141297B1 (ja) * 1969-11-24 1976-11-09
US3643011A (en) * 1970-04-16 1972-02-15 Zenith Radio Corp Luminance signal channel
NL7005645A (ja) * 1970-04-18 1971-10-20
US3749824A (en) * 1970-07-20 1973-07-31 Matsushita Electric Ind Co Ltd Suppression filter for carrier-chrominance signals utilizing a topped delay line
JPS4814113B1 (ja) * 1970-12-11 1973-05-02
US3858240A (en) * 1971-01-11 1974-12-31 Communications Satellite Corp Reduced rate sampling process in pulse code modulation of analog signals
JPS5330187Y2 (ja) * 1971-06-28 1978-07-28
US3752916A (en) * 1971-09-30 1973-08-14 Ellanin Investments Method and apparatus for improving the horizontal sharpness of electronically scanned images
NL158987B (nl) * 1972-06-10 1978-12-15 Philips Nv Apertuurcorrector voor een televisiebeeldsignaal, alsmede televisie-opneeminrichting, daarvan voorzien.
JPS4921805A (ja) * 1972-06-13 1974-02-26
US3849792A (en) * 1973-03-16 1974-11-19 Warwick Electronics Inc Signal translating channel with pre-shoot and over-shoot
US3859544A (en) * 1973-04-11 1975-01-07 Warwick Electronics Inc Active circuit for delaying transient signals in a television receiver

Also Published As

Publication number Publication date
SE7507289L (sv) 1976-01-07
US4041531A (en) 1977-08-09
IT1038517B (it) 1979-11-30
DD121243A5 (ja) 1976-07-12
YU169575A (en) 1983-04-27
CA1055148A (en) 1979-05-22
DE2529967B2 (de) 1979-03-15
GB1510504A (en) 1978-05-10
JPS5547794B2 (ja) 1980-12-02
ES439173A1 (es) 1977-05-16
NL7508011A (nl) 1976-01-07
TR18561A (tr) 1977-03-24
BR7504034A (pt) 1976-07-06
DE2529967A1 (de) 1976-01-22
AR209305A1 (es) 1977-04-15
AU8258575A (en) 1977-01-06
NZ178025A (en) 1978-03-06
SE403872B (sv) 1978-09-04
MX2964E (es) 1980-01-08
JPS5131126A (ja) 1976-03-17
PL108984B1 (en) 1980-05-31
FR2277483B1 (ja) 1982-05-28
FR2277483A1 (fr) 1976-01-30
DE2529967C3 (de) 1979-10-31
FI63145B (fi) 1982-12-31
YU37423B (en) 1984-08-31
AT373114B (de) 1983-12-27
FI751910A (ja) 1976-01-06
ATA498875A (de) 1983-04-15

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: RCA LICENSING CORPORATION