DE69223142T2 - Verfahren und vorrichtung zur detektion einer folge von takt referenzimpulsen - Google Patents
Verfahren und vorrichtung zur detektion einer folge von takt referenzimpulsenInfo
- Publication number
- DE69223142T2 DE69223142T2 DE69223142T DE69223142T DE69223142T2 DE 69223142 T2 DE69223142 T2 DE 69223142T2 DE 69223142 T DE69223142 T DE 69223142T DE 69223142 T DE69223142 T DE 69223142T DE 69223142 T2 DE69223142 T2 DE 69223142T2
- Authority
- DE
- Germany
- Prior art keywords
- tact
- sequence
- detecting
- reference impulses
- impulses
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
- H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
- H04L7/0331—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop with a digital phase-locked loop [PLL] processing binary samples, e.g. add/subtract logic for correction of receiver clock
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
- H03L7/0991—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider
- H03L7/0992—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising a counter or a frequency divider
-
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L7/044—Speed or phase control by synchronisation signals using special codes as synchronising signal using a single bit, e.g. start stop bit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Television Systems (AREA)
- Manipulation Of Pulses (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919112131A GB9112131D0 (en) | 1991-06-05 | 1991-06-05 | Method and apparatus for detecting a sequence of input pulses |
PCT/GB1992/001018 WO1992022171A1 (en) | 1991-06-05 | 1992-06-05 | Method and apparatus for detecting a sequence of clock reference pulses |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69223142D1 DE69223142D1 (de) | 1997-12-18 |
DE69223142T2 true DE69223142T2 (de) | 1998-05-14 |
Family
ID=10696163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69223142T Expired - Fee Related DE69223142T2 (de) | 1991-06-05 | 1992-06-05 | Verfahren und vorrichtung zur detektion einer folge von takt referenzimpulsen |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0587680B1 (de) |
JP (1) | JP3399942B2 (de) |
KR (1) | KR100230026B1 (de) |
DE (1) | DE69223142T2 (de) |
FI (1) | FI106349B (de) |
GB (1) | GB9112131D0 (de) |
WO (1) | WO1992022171A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10308959A1 (de) * | 2002-08-28 | 2004-03-18 | Mitsubishi Denki K.K. | Teletextdatenabtrennungsvorrichtung |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9210414D0 (en) * | 1992-05-15 | 1992-07-01 | Texas Instruments Ltd | Method and apparatus for interfacing a serial data signal |
US5619275A (en) * | 1992-09-01 | 1997-04-08 | Thomson Consumer Electronics, Inc. | TV line and field detection apparatus with good noise immunity |
DE4343951A1 (de) * | 1993-12-22 | 1995-06-29 | Inst Rundfunktechnik Gmbh | Verfahren zum Empfangen von in einem Fernsehsignal übertragenen Teletextdaten |
KR0178718B1 (ko) * | 1994-06-10 | 1999-05-01 | 김광호 | 복합영상신호에 실린 디지탈데이타를 위한 검출클럭발생장치 및 검출클럭을 이용한 데이타검출장치 |
DE19904956C2 (de) * | 1999-02-06 | 2001-05-10 | Univ Dresden Tech | Verfahren und Vorrichtung zur optimalen Einstellung des Abtastzeitpunktes bei digitaler Zusatzdatenübertragung in analogen TV-Kanälen |
JP4682257B2 (ja) | 2009-03-30 | 2011-05-11 | 富士通株式会社 | 受信装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3025356A1 (de) * | 1980-07-04 | 1982-01-21 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Schaltungsanordnung zur digitalen phasendifferenz-messung, deren verwendung in einer synchronisierschaltung und entsprechende synchronisierschaltung |
JPS5986385A (ja) * | 1982-11-09 | 1984-05-18 | Toshiba Corp | サンプリングパルス生成回路 |
EP0271218B1 (de) * | 1986-11-11 | 1994-06-29 | Matsushita Electric Industrial Co., Ltd. | Bitsynchronisierungseinstellung in einer Daten-Sende/Empfangsanlage |
US4984249A (en) * | 1989-05-26 | 1991-01-08 | First Pacific Networks | Method and apparatus for synchronizing digital data symbols |
-
1991
- 1991-06-05 GB GB919112131A patent/GB9112131D0/en active Pending
-
1992
- 1992-06-05 KR KR1019930703747A patent/KR100230026B1/ko not_active IP Right Cessation
- 1992-06-05 JP JP51078592A patent/JP3399942B2/ja not_active Expired - Fee Related
- 1992-06-05 DE DE69223142T patent/DE69223142T2/de not_active Expired - Fee Related
- 1992-06-05 EP EP92911691A patent/EP0587680B1/de not_active Expired - Lifetime
- 1992-06-05 WO PCT/GB1992/001018 patent/WO1992022171A1/en active IP Right Grant
-
1993
- 1993-12-03 FI FI935448A patent/FI106349B/fi active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10308959A1 (de) * | 2002-08-28 | 2004-03-18 | Mitsubishi Denki K.K. | Teletextdatenabtrennungsvorrichtung |
DE10308959B4 (de) * | 2002-08-28 | 2005-02-17 | Mitsubishi Denki K.K. | Teletextdatenabtrennungsvorrichtung |
US7110041B2 (en) | 2002-08-28 | 2006-09-19 | Renesas Technology Corp. | Teletext data separation apparatus |
Also Published As
Publication number | Publication date |
---|---|
JP3399942B2 (ja) | 2003-04-28 |
FI935448A0 (fi) | 1993-12-03 |
JPH06508243A (ja) | 1994-09-14 |
EP0587680B1 (de) | 1997-11-12 |
WO1992022171A1 (en) | 1992-12-10 |
DE69223142D1 (de) | 1997-12-18 |
EP0587680A1 (de) | 1994-03-23 |
FI935448A (fi) | 1993-12-03 |
GB9112131D0 (en) | 1991-07-24 |
FI106349B (fi) | 2001-01-15 |
KR100230026B1 (ko) | 1999-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |