IN178195B - - Google Patents
Info
- Publication number
- IN178195B IN178195B IN423CA1992A IN178195B IN 178195 B IN178195 B IN 178195B IN 423CA1992 A IN423CA1992 A IN 423CA1992A IN 178195 B IN178195 B IN 178195B
- Authority
- IN
- India
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
- H04N5/9206—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a character code signal
- H04N5/9207—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a character code signal for teletext
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/08—Separation of synchronising signals from picture signals
- H04N5/10—Separation of line synchronising signal from frame synchronising signal or vice versa
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
- H04N7/035—Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal
- H04N7/0352—Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal for regeneration of the clock signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
- H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
- H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
- H04N7/0882—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital for the transmission of character code signals, e.g. for teletext
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Synchronizing For Television (AREA)
- Television Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919114245A GB9114245D0 (en) | 1991-07-02 | 1991-07-02 | Horizontal line counter insensitive to large phase shifts of video |
Publications (1)
Publication Number | Publication Date |
---|---|
IN178195B true IN178195B (ja) | 1997-03-08 |
Family
ID=10697663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN423CA1992 IN178195B (ja) | 1991-07-02 | 1992-06-15 |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP0592518B1 (ja) |
JP (1) | JP3480573B2 (ja) |
KR (1) | KR100272734B1 (ja) |
CN (1) | CN1033550C (ja) |
BR (1) | BR9206212A (ja) |
CA (1) | CA2110603C (ja) |
DE (1) | DE69223966T2 (ja) |
ES (1) | ES2111071T3 (ja) |
GB (1) | GB9114245D0 (ja) |
IN (1) | IN178195B (ja) |
MX (1) | MX9203914A (ja) |
SG (1) | SG97739A1 (ja) |
WO (1) | WO1993001680A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5619275A (en) * | 1992-09-01 | 1997-04-08 | Thomson Consumer Electronics, Inc. | TV line and field detection apparatus with good noise immunity |
KR0176755B1 (ko) * | 1994-07-15 | 1999-05-01 | 구자홍 | 영상신호 처리기의 캡션라인 검출회로 |
KR0170730B1 (ko) * | 1996-01-12 | 1999-03-20 | 김광호 | 필드 동기신호 검출회로 및 그 방법 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3576391A (en) * | 1968-06-26 | 1971-04-27 | Rca Corp | Television system for transmitting auxiliary information during the vertical blanking interval |
GB1533238A (en) * | 1975-12-23 | 1978-11-22 | Post Office | Split-screen television apparatus |
US4160993A (en) * | 1977-12-12 | 1979-07-10 | Zenith Radio Corporation | VIR line recognition system |
US4198651A (en) * | 1978-06-01 | 1980-04-15 | Fairchild Camera And Instrument Corporation | Television reference signal digital indentification system |
DE3038088C2 (de) * | 1980-10-09 | 1982-09-09 | Institut für Rundfunktechnik GmbH, 8000 München | Datenempfänger für ein in ein Videosignal eingetastetes Datensignal |
US4464679A (en) * | 1981-07-06 | 1984-08-07 | Rca Corporation | Method and apparatus for operating a microprocessor in synchronism with a video signal |
US4616259A (en) * | 1984-04-27 | 1986-10-07 | General Electric Company | Instant phase correction in a phase-locked loop |
NL8401404A (nl) * | 1984-05-03 | 1985-12-02 | Philips Nv | Televisiesignaalgeheugen-inschrijfschakeling. |
JP2584309B2 (ja) * | 1988-09-07 | 1997-02-26 | 三洋電機株式会社 | 基準信号作成回路 |
-
1991
- 1991-07-02 GB GB919114245A patent/GB9114245D0/en active Pending
-
1992
- 1992-06-15 ES ES92914244T patent/ES2111071T3/es not_active Expired - Lifetime
- 1992-06-15 DE DE69223966T patent/DE69223966T2/de not_active Expired - Lifetime
- 1992-06-15 SG SG9602497A patent/SG97739A1/en unknown
- 1992-06-15 JP JP50096993A patent/JP3480573B2/ja not_active Expired - Fee Related
- 1992-06-15 EP EP92914244A patent/EP0592518B1/en not_active Expired - Lifetime
- 1992-06-15 CA CA002110603A patent/CA2110603C/en not_active Expired - Fee Related
- 1992-06-15 KR KR1019930704091A patent/KR100272734B1/ko not_active IP Right Cessation
- 1992-06-15 WO PCT/US1992/004825 patent/WO1993001680A1/en active IP Right Grant
- 1992-06-15 BR BR9206212A patent/BR9206212A/pt not_active IP Right Cessation
- 1992-06-15 IN IN423CA1992 patent/IN178195B/en unknown
- 1992-07-01 CN CN 92105415 patent/CN1033550C/zh not_active Expired - Fee Related
- 1992-07-02 MX MX9203914A patent/MX9203914A/es active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
BR9206212A (pt) | 1994-12-13 |
CA2110603C (en) | 2001-08-28 |
JP3480573B2 (ja) | 2003-12-22 |
CN1033550C (zh) | 1996-12-11 |
CN1068462A (zh) | 1993-01-27 |
EP0592518B1 (en) | 1998-01-07 |
GB9114245D0 (en) | 1991-08-21 |
ES2111071T3 (es) | 1998-03-01 |
CA2110603A1 (en) | 1993-01-21 |
DE69223966T2 (de) | 1998-04-30 |
SG97739A1 (en) | 2003-08-20 |
KR100272734B1 (ko) | 2000-11-15 |
WO1993001680A1 (en) | 1993-01-21 |
JPH06511117A (ja) | 1994-12-08 |
EP0592518A1 (en) | 1994-04-20 |
MX9203914A (es) | 1993-01-01 |
DE69223966D1 (de) | 1998-02-12 |