JP2001224041A5 - - Google Patents
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- Publication number
- JP2001224041A5 JP2001224041A5 JP2000369183A JP2000369183A JP2001224041A5 JP 2001224041 A5 JP2001224041 A5 JP 2001224041A5 JP 2000369183 A JP2000369183 A JP 2000369183A JP 2000369183 A JP2000369183 A JP 2000369183A JP 2001224041 A5 JP2001224041 A5 JP 2001224041A5
- 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.)
- Granted
Links
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/454,037 US6384873B1 (en) | 1999-12-03 | 1999-12-03 | Vector magnitude control of a comb filter |
| US09/454037 | 1999-12-03 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001224041A JP2001224041A (ja) | 2001-08-17 |
| JP2001224041A5 true JP2001224041A5 (https=) | 2008-01-24 |
| JP4776070B2 JP4776070B2 (ja) | 2011-09-21 |
Family
ID=23803029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000369183A Expired - Fee Related JP4776070B2 (ja) | 1999-12-03 | 2000-12-04 | くし形フィルタのベクトル絶対値制御方法および装置 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6384873B1 (https=) |
| EP (1) | EP1107612B1 (https=) |
| JP (1) | JP4776070B2 (https=) |
| KR (1) | KR100752258B1 (https=) |
| CN (3) | CN1291607C (https=) |
| BR (1) | BRPI0005538B1 (https=) |
| DE (1) | DE60045237D1 (https=) |
| MX (1) | MXPA00011720A (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1355501B1 (en) * | 2001-01-24 | 2009-08-19 | Asahi Kasei Kabushiki Kaisha | Y/c separator and y/c separating method |
| US6738097B2 (en) * | 2001-04-11 | 2004-05-18 | Oki Electric Industry Co, Ltd. | Composite video signal decoder having stripe component judging section |
| US7355650B2 (en) * | 2002-03-27 | 2008-04-08 | Thomson Licensing | Upconversion with improved diagonal enhancement |
| MXPA04009345A (es) * | 2002-03-27 | 2005-01-25 | Thomson Licensing Sa | Conversion ascendente con mejora diagonal restringida de ruido. |
| US8553155B2 (en) * | 2003-03-05 | 2013-10-08 | Broadcom Corporation | System and method for three dimensional comb filtering |
| US7227587B2 (en) * | 2003-03-05 | 2007-06-05 | Broadcom Corporation | System and method for three dimensional comb filtering |
| WO2004114680A1 (en) * | 2003-06-20 | 2004-12-29 | Koninklijke Philips Electronics N.V. | Luminance and color separation |
| CN101605268B (zh) * | 2008-06-10 | 2011-02-16 | 凌阳科技股份有限公司 | 梳型滤波器上的边缘方向检测的系统 |
| US8731072B2 (en) * | 2010-06-07 | 2014-05-20 | Stmicroelectronics International N.V. | Adaptive filter for video signal processing for decoder that selects rate of switching between 2D and 3D filters for separation of chroma and luma signals |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4146840A (en) * | 1978-01-31 | 1979-03-27 | Harris Corporation | Technique for obtaining symbol timing for equalizer weights |
| US4240105A (en) * | 1979-08-20 | 1980-12-16 | Yves C. Faroudja | Method and apparatus for separation of chrominance and luminance with adaptive comb filtering in a quadrature modulated color television system |
| US4587552A (en) * | 1983-09-02 | 1986-05-06 | Rca Corporation | Apparatus for generating the magnitude of the vector sum of two orthogonal signals as for use in a digital TV receiver |
| US4599701A (en) * | 1983-10-19 | 1986-07-08 | Grumman Aerospace Corporation | Complex magnitude computation |
| US4644387A (en) * | 1985-04-25 | 1987-02-17 | Rca Corporation | Plural input television receiver having peaking circuit and chrominance band reject filter in a video signal channel |
| JPS6345988A (ja) * | 1986-04-09 | 1988-02-26 | Hitachi Ltd | 輝度信号・色信号分離回路 |
| US4847682A (en) | 1987-12-18 | 1989-07-11 | North American Philips Corporation | Adaptive comb filter for artifact-free decoding |
| US4963958A (en) * | 1989-04-20 | 1990-10-16 | Rca Licensing Corporation | Television receiver with auxiliary input connector providing a second luminance signal subjected to enhancing video signals of a separated Y-C format |
| US4963979A (en) * | 1989-04-20 | 1990-10-16 | Rca Licensing Corporation | Television receiver with auxiliary input connector for video signals of a separated Y-C format |
| US4935807A (en) * | 1989-04-20 | 1990-06-19 | Rca Licensing Corporation | Television receiver with auxiliary input connector providing a chrominance signal subjected to pre-distortion for video signals of a separated Y-C format |
| US5005074A (en) * | 1989-11-17 | 1991-04-02 | Rca Licensing Corporation | Adaptive multistandard video comb filter |
| GB2247806B (en) | 1990-07-23 | 1994-11-09 | Mitsubishi Electric Corp | Brightness signal/color signal separating 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 |
| US6246827B1 (en) * | 1990-08-17 | 2001-06-12 | Samsung Electronics Co., Ltd. | Deemphasis and subsequent reemphasis of high-energy reversed-spectrum components of a folded video signal |
| JPH04109812A (ja) * | 1990-08-29 | 1992-04-10 | Mitsubishi Electric Corp | 交流電気量の振幅値演算装置 |
| KR940001442B1 (ko) * | 1991-07-26 | 1994-02-23 | 주식회사 금성사 | 휘도신호 및 색신호 분리 시스템 |
| JP2792311B2 (ja) * | 1992-01-31 | 1998-09-03 | 日本電気株式会社 | 多チャンネルエコー除去方法および装置 |
| EP0602249B1 (en) * | 1992-06-18 | 2002-08-28 | Oki Electric Industry Company, Limited | Maximum likelihood sequence estimating device and method therefor |
| US5307405A (en) * | 1992-09-25 | 1994-04-26 | Qualcomm Incorporated | Network echo canceller |
| US5416532A (en) | 1993-03-17 | 1995-05-16 | Samsung Electronics Co., Ltd. | Adaptive video peaking circuitry using cross-faders |
| JP3299810B2 (ja) | 1993-04-28 | 2002-07-08 | 三菱電機株式会社 | 輝度信号色信号分離フィルタ |
| US5533120A (en) * | 1994-02-01 | 1996-07-02 | Tandy Corporation | Acoustic feedback cancellation for equalized amplifying systems |
| JP3149677B2 (ja) | 1994-04-21 | 2001-03-26 | 松下電器産業株式会社 | Ｙ／ｃ分離装置 |
| US5526060A (en) | 1994-09-06 | 1996-06-11 | Raytheon Company | Luma/chroma decoder with demodulated control signal |
| US5424784A (en) * | 1994-09-06 | 1995-06-13 | Raytheon Company | Method and apparatus for cross fading between combed and simple filtered outputs |
| JPH09224260A (ja) | 1996-02-19 | 1997-08-26 | Matsushita Electric Ind Co Ltd | Ｙ／ｃ分離装置 |
| JPH1066102A (ja) * | 1996-08-15 | 1998-03-06 | Nec Corp | Ｙ／ｃ分離回路 |
| US5999954A (en) * | 1997-02-28 | 1999-12-07 | Massachusetts Institute Of Technology | Low-power digital filtering utilizing adaptive approximate filtering |
| US6061100A (en) * | 1997-09-30 | 2000-05-09 | The University Of British Columbia | Noise reduction for video signals |
-
1999
- 1999-12-03 US US09/454,037 patent/US6384873B1/en not_active Expired - Lifetime
-
2000
- 2000-11-20 DE DE60045237T patent/DE60045237D1/de not_active Expired - Lifetime
- 2000-11-20 EP EP00403232A patent/EP1107612B1/en not_active Expired - Lifetime
- 2000-11-23 BR BRPI0005538A patent/BRPI0005538B1/pt not_active IP Right Cessation
- 2000-11-28 MX MXPA00011720A patent/MXPA00011720A/es active IP Right Grant
- 2000-11-30 CN CNB00134840XA patent/CN1291607C/zh not_active Expired - Lifetime
- 2000-11-30 CN CNB2004100586527A patent/CN1319388C/zh not_active Expired - Lifetime
- 2000-11-30 KR KR1020000071822A patent/KR100752258B1/ko not_active Expired - Fee Related
- 2000-11-30 CN CNB2005100923277A patent/CN100499828C/zh not_active Expired - Lifetime
- 2000-12-04 JP JP2000369183A patent/JP4776070B2/ja not_active Expired - Fee Related