JPS5547794B2 - - Google Patents
Info
- Publication number
- JPS5547794B2 JPS5547794B2 JP8266675A JP8266675A JPS5547794B2 JP S5547794 B2 JPS5547794 B2 JP S5547794B2 JP 8266675 A JP8266675 A JP 8266675A JP 8266675 A JP8266675 A JP 8266675A JP S5547794 B2 JPS5547794 B2 JP S5547794B2
- Authority
- JP
- Japan
- 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
- 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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48624174A | 1974-07-05 | 1974-07-05 | |
| US05/553,642 US4041531A (en) | 1974-07-05 | 1975-02-27 | Television signal processing apparatus including a transversal equalizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5131126A JPS5131126A (US08124630-20120228-C00152.png) | 1976-03-17 |
| JPS5547794B2 true JPS5547794B2 (US08124630-20120228-C00152.png) | 1980-12-02 |
Family
ID=27048621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8266675A Expired JPS5547794B2 (US08124630-20120228-C00152.png) | 1974-07-05 | 1975-07-03 |
Country Status (20)
Families Citing this family (28)
| 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 |
| US4994915A (en) * | 1988-05-18 | 1991-02-19 | 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 |
| EP1344394A2 (en) * | 2000-11-13 | 2003-09-17 | Koninklijke Philips Electronics N.V. | Detection and correction of asymmetric transient signals |
| 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 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4814113B1 (US08124630-20120228-C00152.png) * | 1970-12-11 | 1973-05-02 | ||
| JPS4921805A (US08124630-20120228-C00152.png) * | 1972-06-13 | 1974-02-26 |
Family Cites Families (15)
| 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 (US08124630-20120228-C00152.png) * | 1969-01-14 | 1970-07-16 | ||
| JPS5141297B1 (US08124630-20120228-C00152.png) * | 1969-11-24 | 1976-11-09 | ||
| US3643011A (en) * | 1970-04-16 | 1972-02-15 | Zenith Radio Corp | Luminance signal channel |
| NL7005645A (US08124630-20120228-C00152.png) * | 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 |
| US3858240A (en) * | 1971-01-11 | 1974-12-31 | Communications Satellite Corp | Reduced rate sampling process in pulse code modulation of analog signals |
| JPS5330187Y2 (US08124630-20120228-C00152.png) * | 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. |
| 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 |
-
1975
- 1975-02-27 US US05/553,642 patent/US4041531A/en not_active Expired - Lifetime
- 1975-05-14 GB GB20326/75A patent/GB1510504A/en not_active Expired
- 1975-05-26 IT IT23740/75A patent/IT1038517B/it active
- 1975-06-02 AR AR259047A patent/AR209305A1/es active
- 1975-06-13 TR TR18561A patent/TR18561A/xx unknown
- 1975-06-20 CA CA229,805A patent/CA1055148A/en not_active Expired
- 1975-06-25 SE SE7507289A patent/SE403872B/xx not_active IP Right Cessation
- 1975-06-27 BR BR5184/75D patent/BR7504034A/pt unknown
- 1975-06-27 FI FI751910A patent/FI63145C/fi not_active IP Right Cessation
- 1975-06-30 FR FR7520498A patent/FR2277483A1/fr active Granted
- 1975-06-30 AT AT0498875A patent/AT373114B/de not_active IP Right Cessation
- 1975-07-02 YU YU1695/75A patent/YU37423B/xx unknown
- 1975-07-02 DD DD187037A patent/DD121243A5/xx unknown
- 1975-07-03 JP JP8266675A patent/JPS5547794B2/ja not_active Expired
- 1975-07-03 MX MX100121U patent/MX2964E/es unknown
- 1975-07-04 ES ES439173A patent/ES439173A1/es not_active Expired
- 1975-07-04 NZ NZ178025A patent/NZ178025A/xx unknown
- 1975-07-04 DE DE2529967A patent/DE2529967C3/de not_active Expired
- 1975-07-04 NL NL7508011A patent/NL7508011A/xx not_active Application Discontinuation
- 1975-07-05 PL PL1975181829A patent/PL108984B1/pl unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4814113B1 (US08124630-20120228-C00152.png) * | 1970-12-11 | 1973-05-02 | ||
| JPS4921805A (US08124630-20120228-C00152.png) * | 1972-06-13 | 1974-02-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| AT373114B (de) | 1983-12-27 |
| DE2529967A1 (de) | 1976-01-22 |
| DD121243A5 (US08124630-20120228-C00152.png) | 1976-07-12 |
| FR2277483B1 (US08124630-20120228-C00152.png) | 1982-05-28 |
| YU37423B (en) | 1984-08-31 |
| MX2964E (es) | 1980-01-08 |
| ES439173A1 (es) | 1977-05-16 |
| SE7507289L (sv) | 1976-01-07 |
| TR18561A (tr) | 1977-03-24 |
| ATA498875A (de) | 1983-04-15 |
| US4041531A (en) | 1977-08-09 |
| FI63145B (fi) | 1982-12-31 |
| NL7508011A (nl) | 1976-01-07 |
| GB1510504A (en) | 1978-05-10 |
| BR7504034A (pt) | 1976-07-06 |
| PL108984B1 (en) | 1980-05-31 |
| DE2529967C3 (de) | 1979-10-31 |
| IT1038517B (it) | 1979-11-30 |
| CA1055148A (en) | 1979-05-22 |
| FR2277483A1 (fr) | 1976-01-30 |
| AU8258575A (en) | 1977-01-06 |
| JPS5131126A (US08124630-20120228-C00152.png) | 1976-03-17 |
| FI63145C (fi) | 1983-04-11 |
| DE2529967B2 (de) | 1979-03-15 |
| YU169575A (en) | 1983-04-27 |
| FI751910A (US08124630-20120228-C00152.png) | 1976-01-06 |
| NZ178025A (en) | 1978-03-06 |
| SE403872B (sv) | 1978-09-04 |
| AR209305A1 (es) | 1977-04-15 |
