ES8308188A1 - "perfeccionamientos introducidos en una disposicion de tratamiento de senales de video". - Google Patents
"perfeccionamientos introducidos en una disposicion de tratamiento de senales de video".Info
- Publication number
- ES8308188A1 ES8308188A1 ES515745A ES515745A ES8308188A1 ES 8308188 A1 ES8308188 A1 ES 8308188A1 ES 515745 A ES515745 A ES 515745A ES 515745 A ES515745 A ES 515745A ES 8308188 A1 ES8308188 A1 ES 8308188A1
- Authority
- ES
- Spain
- Prior art keywords
- video signal
- control
- peaking
- control circuit
- clamping circuit
- 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
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
-
- 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
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
- Processing Of Color Television Signals (AREA)
Abstract
DISPOSITIVO DE TRATAMIENTO DE SEÑALES DE VIDEO. COMPRENDE: UN CIRCUITO DE TRATAMIENTO DE SEÑAL DE VIDEO, QUE INCLUYE MEDIOS SENSIBLES A DICHAS SEÑALES DE VIDEO PARA GENERAR UNA COMPONENTE DE INTENSIFICACION EN UNA SALIDA, Y MEDIOS PARA COMBINAR DICHA COMPONENTE CON LA SEÑAL DE VIDEO PARA PRODUCIR UNA SEÑAL DE VIDEO INTENSIFICADA O ACENTUADA; UNA RED DE CONTROL SENSIBLE A DICHA SEÑAL DE VIDEO ACENTUADA DURANTE INTERVALOS DE REFERENCIA, Y ACOPLADA A DICHO CIRCUITO DE SEÑAL DE VIDEO PARA MANTENER AUTOMATICAMENTE UNA CONDICION DESEADA DEL NIVEL DE REFERENCIA DE SEÑALES TRATADAS POR DICHO CIRCUITO; Y MEDIOS PARA ATENUAR LA SALIDA DE SEÑAL DE LOS MEDIOS DE INTENSIFICACION DURANTE LOS INTERVALOS DE REFERENCIA.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/304,345 US4386369A (en) | 1981-09-22 | 1981-09-22 | Compensated clamping circuit in a video signal peaking system |
Publications (2)
Publication Number | Publication Date |
---|---|
ES515745A0 ES515745A0 (es) | 1983-07-01 |
ES8308188A1 true ES8308188A1 (es) | 1983-07-01 |
Family
ID=23176127
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES515745A Expired ES8308188A1 (es) | 1981-09-22 | 1982-09-15 | "perfeccionamientos introducidos en una disposicion de tratamiento de senales de video". |
Country Status (12)
Country | Link |
---|---|
US (1) | US4386369A (es) |
JP (1) | JPS5866468A (es) |
KR (1) | KR880001927B1 (es) |
AT (1) | AT387483B (es) |
AU (1) | AU557339B2 (es) |
CA (1) | CA1179053A (es) |
DE (1) | DE3234797C2 (es) |
ES (1) | ES8308188A1 (es) |
FR (1) | FR2513466B1 (es) |
GB (1) | GB2106746B (es) |
HK (1) | HK67389A (es) |
IT (1) | IT1159095B (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4388647A (en) * | 1981-10-09 | 1983-06-14 | Rca Corporation | Predictably biased DC coupled video signal peaking control system |
GB2113051A (en) * | 1981-12-04 | 1983-07-27 | Philips Electronic Associated | Data pulse waveform shaper |
US4644198A (en) * | 1984-10-31 | 1987-02-17 | Rca Corporation | Signal clamp |
US4899221A (en) * | 1986-12-15 | 1990-02-06 | North American Philips Consumer Electronics Corp. | Television signal processing apparatus including rise time normalization and noise reduction |
JPS6439185A (en) * | 1987-08-04 | 1989-02-09 | Victor Company Of Japan | Enhancing circuit |
US5194964A (en) * | 1988-09-15 | 1993-03-16 | Canon Kabushiki Kaisha | Apparatus for processing color or black and white video signals |
US5099154A (en) * | 1989-08-25 | 1992-03-24 | Thomson Consumer Electronics, Inc. | Amplifier arrangement for producing a controllable non-linear transfer characteristic useful for improving the contrast of an image |
US5245434A (en) * | 1992-05-22 | 1993-09-14 | Thomson Consumer Electronics, Inc. | Autopix circuit with inserted vertical blanking |
US6002447A (en) * | 1996-03-07 | 1999-12-14 | Thomson Consumer Electronics, Inc. | Video signal processing apparatus |
JP4031834B2 (ja) * | 1996-07-25 | 2008-01-09 | トムソン コンシユーマ エレクトロニクス インコーポレイテツド | ビデオ信号処理装置 |
EP0969657A1 (en) * | 1998-06-29 | 2000-01-05 | NuWave Technologies, Inc. | Apparent image clarity improving apparatus and method |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4110790A (en) * | 1977-01-19 | 1978-08-29 | Gte Sylvania Incorporated | Video processing system providing gain control, aperture control, and black level control |
JPS5526784A (en) * | 1978-08-17 | 1980-02-26 | Toshiba Corp | Video amplifier |
JPS5538164A (en) * | 1978-09-12 | 1980-03-17 | Tokico Ltd | Cloth feed gear |
US4263616A (en) * | 1979-12-03 | 1981-04-21 | Zenith Radio Corporation | Signal peaking method and apparatus |
US4263610A (en) * | 1980-01-18 | 1981-04-21 | Rca Corporation | Controlled output composite keying signal generator for a television receiver |
US4316210A (en) * | 1980-08-28 | 1982-02-16 | Rca Corporation | Video signal processing apparatus |
US4316214A (en) * | 1980-08-29 | 1982-02-16 | Rca Corporation | Keying signal generator with input control for false output immunity |
US4338630A (en) * | 1980-12-15 | 1982-07-06 | Zenith Radio Corporation | One-chip chroma/luma IC: D.C. coupling reduction circuit |
US4351003A (en) * | 1981-04-20 | 1982-09-21 | Rca Corporation | Automatic video signal peaking control |
-
1981
- 1981-09-22 US US06/304,345 patent/US4386369A/en not_active Expired - Lifetime
-
1982
- 1982-09-15 ES ES515745A patent/ES8308188A1/es not_active Expired
- 1982-09-15 AU AU88422/82A patent/AU557339B2/en not_active Ceased
- 1982-09-15 GB GB08226230A patent/GB2106746B/en not_active Expired
- 1982-09-16 CA CA000411578A patent/CA1179053A/en not_active Expired
- 1982-09-20 DE DE3234797A patent/DE3234797C2/de not_active Expired
- 1982-09-21 FR FR8215893A patent/FR2513466B1/fr not_active Expired
- 1982-09-21 IT IT23361/82A patent/IT1159095B/it active
- 1982-09-21 KR KR8204260A patent/KR880001927B1/ko not_active IP Right Cessation
- 1982-09-21 JP JP57165923A patent/JPS5866468A/ja active Granted
- 1982-09-22 AT AT0353382A patent/AT387483B/de not_active IP Right Cessation
-
1989
- 1989-08-24 HK HK673/89A patent/HK67389A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU557339B2 (en) | 1986-12-18 |
KR840001984A (ko) | 1984-06-07 |
JPH0322753B2 (es) | 1991-03-27 |
CA1179053A (en) | 1984-12-04 |
JPS5866468A (ja) | 1983-04-20 |
ES515745A0 (es) | 1983-07-01 |
IT1159095B (it) | 1987-02-25 |
KR880001927B1 (ko) | 1988-09-30 |
GB2106746A (en) | 1983-04-13 |
FR2513466A1 (fr) | 1983-03-25 |
GB2106746B (en) | 1985-10-23 |
ATA353382A (de) | 1988-06-15 |
HK67389A (en) | 1989-09-01 |
AT387483B (de) | 1989-01-25 |
DE3234797A1 (de) | 1983-03-31 |
IT8223361A0 (it) | 1982-09-21 |
FR2513466B1 (fr) | 1988-06-10 |
AU8842282A (en) | 1983-03-31 |
US4386369A (en) | 1983-05-31 |
DE3234797C2 (de) | 1986-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20000201 |