AT383239B - Schaltungsanordnung zum eliminieren von geistersignalen in einem demodulierten videosignal - Google Patents
Schaltungsanordnung zum eliminieren von geistersignalen in einem demodulierten videosignalInfo
- Publication number
- AT383239B AT383239B AT0203481A AT203481A AT383239B AT 383239 B AT383239 B AT 383239B AT 0203481 A AT0203481 A AT 0203481A AT 203481 A AT203481 A AT 203481A AT 383239 B AT383239 B AT 383239B
- Authority
- AT
- Austria
- Prior art keywords
- video signal
- circuit arrangement
- demodulated video
- ghost signals
- eliminating ghost
- Prior art date
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)
- Noise Elimination (AREA)
- Filters That Use Time-Delay Elements (AREA)
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 |
---|---|
ATA203481A ATA203481A (de) | 1986-10-15 |
AT383239B true AT383239B (de) | 1987-06-10 |
Family
ID=22522287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0203481A AT383239B (de) | 1980-05-07 | 1981-05-07 | Schaltungsanordnung zum eliminieren von geistersignalen in einem demodulierten videosignal |
Country Status (10)
Country | Link |
---|---|
US (1) | US4314277A (de) |
JP (1) | JPS574614A (de) |
AT (1) | AT383239B (de) |
AU (1) | AU533476B2 (de) |
DE (1) | DE3118108A1 (de) |
ES (1) | ES8206131A1 (de) |
FI (1) | FI75460C (de) |
FR (1) | FR2482395B1 (de) |
GB (1) | GB2075801B (de) |
IT (1) | IT1139090B (de) |
Families Citing this family (13)
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 |
CA2398057C (en) * | 2001-08-15 | 2011-07-19 | Raytheon Company | Combining signal images in accordance with signal-to-noise ratios |
Family Cites Families (10)
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 Ind 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 |
-
1980
- 1980-05-07 US US06/147,629 patent/US4314277A/en not_active Expired - Lifetime
-
1981
- 1981-04-29 IT IT21440/81A patent/IT1139090B/it active
- 1981-04-30 ES ES501795A patent/ES8206131A1/es not_active Expired
- 1981-04-30 FI FI811358A patent/FI75460C/fi not_active IP Right Cessation
- 1981-04-30 AU AU70037/81A patent/AU533476B2/en not_active Ceased
- 1981-05-01 JP JP6755781A patent/JPS574614A/ja active Granted
- 1981-05-06 FR FR8109018A patent/FR2482395B1/fr not_active Expired
- 1981-05-06 GB GB8113833A patent/GB2075801B/en not_active Expired
- 1981-05-07 AT AT0203481A patent/AT383239B/de not_active IP Right Cessation
- 1981-05-07 DE DE19813118108 patent/DE3118108A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
AU533476B2 (en) | 1983-11-24 |
JPH0223049B2 (de) | 1990-05-22 |
FR2482395B1 (fr) | 1985-09-13 |
DE3118108C2 (de) | 1989-06-29 |
JPS574614A (en) | 1982-01-11 |
US4314277A (en) | 1982-02-02 |
ATA203481A (de) | 1986-10-15 |
IT8121440A0 (it) | 1981-04-29 |
FI75460B (fi) | 1988-02-29 |
FI75460C (fi) | 1988-06-09 |
DE3118108A1 (de) | 1982-02-25 |
IT1139090B (it) | 1986-09-17 |
GB2075801B (en) | 1984-03-07 |
ES501795A0 (es) | 1982-06-16 |
AU7003781A (en) | 1981-11-12 |
FR2482395A1 (fr) | 1981-11-13 |
FI811358L (fi) | 1981-11-08 |
GB2075801A (en) | 1981-11-18 |
ES8206131A1 (es) | 1982-06-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EIH | Change in the person of patent owner | ||
ELJ | Ceased due to non-payment of the annual fee | ||
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |