SE9303922L - Förfarande och anordning för klocksignalgenerering - Google Patents
Förfarande och anordning för klocksignalgenereringInfo
- Publication number
- SE9303922L SE9303922L SE9303922A SE9303922A SE9303922L SE 9303922 L SE9303922 L SE 9303922L SE 9303922 A SE9303922 A SE 9303922A SE 9303922 A SE9303922 A SE 9303922A SE 9303922 L SE9303922 L SE 9303922L
- Authority
- SE
- Sweden
- Prior art keywords
- difference
- data
- rate
- clock signal
- signal generation
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
- H04N21/4305—Synchronising client clock from received content stream, e.g. locking decoder clock with encoder clock, extraction of the PCR packets
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
- G06F5/06—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
- H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/44004—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video buffer management, e.g. video decoder buffer or video display buffer
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2205/00—Indexing scheme relating to group G06F5/00; Methods or arrangements for data conversion without changing the order or content of the data handled
- G06F2205/06—Indexing scheme relating to groups G06F5/06 - G06F5/16
- G06F2205/061—Adapt frequency, i.e. clock frequency at one side is adapted to clock frequency, or average clock frequency, at the other side; Not pulse stuffing only
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9303922A SE515201C2 (sv) | 1993-11-26 | 1993-11-26 | Förfarande och anordning för klocksignalgenerering |
EP94850206A EP0658019A1 (en) | 1993-11-26 | 1994-11-22 | Method and device for generation of clock signals |
US08/346,915 US5486784A (en) | 1993-11-26 | 1994-11-23 | Method and device for generation of clock signals |
CA002136560A CA2136560A1 (en) | 1993-11-26 | 1994-11-24 | Method and device for generation of clock signals |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9303922A SE515201C2 (sv) | 1993-11-26 | 1993-11-26 | Förfarande och anordning för klocksignalgenerering |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9303922D0 SE9303922D0 (sv) | 1993-11-26 |
SE9303922L true SE9303922L (sv) | 1995-05-27 |
SE515201C2 SE515201C2 (sv) | 2001-06-25 |
Family
ID=20391893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9303922A SE515201C2 (sv) | 1993-11-26 | 1993-11-26 | Förfarande och anordning för klocksignalgenerering |
Country Status (4)
Country | Link |
---|---|
US (1) | US5486784A (sv) |
EP (1) | EP0658019A1 (sv) |
CA (1) | CA2136560A1 (sv) |
SE (1) | SE515201C2 (sv) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9410943D0 (en) * | 1994-06-01 | 1994-07-20 | Newbridge Networks Corp | Clock recovery unit |
US5828698A (en) * | 1995-02-28 | 1998-10-27 | Hughes Electronics | Data flow management method for CDPD demodulator operating without CDPD clock |
FR2737367B1 (fr) * | 1995-07-28 | 1997-10-17 | Thomson Multimedia Sa | Procede et dispositif de synchronisation d'horloges d'encodeurs et decodeurs numeriques |
JPH09167076A (ja) * | 1995-12-15 | 1997-06-24 | Fuji Photo Film Co Ltd | 出力同期方法及び装置 |
US5912880A (en) * | 1996-11-07 | 1999-06-15 | Northern Telecom, Limited | System and method for ATM CBR timing recovery |
DE19706300A1 (de) * | 1997-02-18 | 1998-08-20 | Bayerische Motoren Werke Ag | Verfahren zur Übertragung von digitalisierten Analogsignalen auf einen Datenbus |
FR2761494B1 (fr) * | 1997-03-28 | 1999-12-03 | Thomson Multimedia Sa | Interface de regulation de debit pour l'enregistrement et/ou la lecture de donnees numeriques |
US6137851A (en) * | 1998-02-13 | 2000-10-24 | Agilent Technologies | System and method for synchronizing a signal with respect to another signal |
AUPQ896300A0 (en) | 2000-07-24 | 2000-08-17 | Nec Australia Pty Ltd | A clock synchronisation method for usb sink devices |
JP3555883B2 (ja) * | 2001-06-08 | 2004-08-18 | 日本電気株式会社 | クロック再生方法及び受信クロック生成装置 |
JP4180061B2 (ja) * | 2005-02-25 | 2008-11-12 | 富士通株式会社 | 出力方法、出力装置及びコンピュータプログラム |
JP2006279849A (ja) * | 2005-03-30 | 2006-10-12 | Sanyo Electric Co Ltd | 電圧保持回路及びクロック同期回路 |
TW200731702A (en) * | 2005-07-29 | 2007-08-16 | Koninkl Philips Electronics Nv | Data stream synchronization |
US8891369B2 (en) | 2007-12-21 | 2014-11-18 | Telefonaktiebolaget L M Ericsson (Publ) | Network node and method of operating a network node |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4270183A (en) * | 1977-02-11 | 1981-05-26 | Lockheed Aircraft Corp. | Data dejittering apparatus |
FR2482806A1 (fr) * | 1980-05-19 | 1981-11-20 | France Etat | Procede et dispositif de synchronisation de signal numerique |
US4612636A (en) * | 1984-12-31 | 1986-09-16 | Northern Telecom Limited | Multiple channel depacketizer |
US4718074A (en) * | 1986-03-25 | 1988-01-05 | Sotas, Inc. | Dejitterizer method and apparatus |
US4835481A (en) * | 1986-09-30 | 1989-05-30 | Siemens Aktiengesellschaft | Circuit arrangement for generating a clock signal which is synchronous in respect of frequency to a reference frequency |
BE1000415A7 (nl) * | 1987-03-18 | 1988-11-22 | Bell Telephone Mfg | Asynchroon op basis van tijdsverdeling werkend communicatiesysteem. |
US5133064A (en) * | 1987-04-27 | 1992-07-21 | Hitachi, Ltd. | Data processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devices |
US4805139A (en) * | 1987-10-22 | 1989-02-14 | Advanced Micro Devices, Inc. | Propagating FIFO storage device |
EP0360721A3 (en) * | 1988-09-19 | 1991-11-27 | ROLM Systems | Method and apparatus for high speed asynchronous communication |
DE3918866A1 (de) * | 1989-06-09 | 1990-12-13 | Blaupunkt Werke Gmbh | Anordnung zur umsetzung eines signals mit einer ersten abtastrate in ein signal mit einer zweiten abtastrate |
US5007070A (en) * | 1989-10-31 | 1991-04-09 | Bell Communications Research, Inc. | Service clock recovery circuit |
US5168492A (en) * | 1991-04-11 | 1992-12-01 | Northern Telecom Limited | Rotating-access ATM-STM packet switch |
-
1993
- 1993-11-26 SE SE9303922A patent/SE515201C2/sv not_active IP Right Cessation
-
1994
- 1994-11-22 EP EP94850206A patent/EP0658019A1/en not_active Withdrawn
- 1994-11-23 US US08/346,915 patent/US5486784A/en not_active Expired - Lifetime
- 1994-11-24 CA CA002136560A patent/CA2136560A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US5486784A (en) | 1996-01-23 |
EP0658019A1 (en) | 1995-06-14 |
SE9303922D0 (sv) | 1993-11-26 |
CA2136560A1 (en) | 1995-05-27 |
SE515201C2 (sv) | 2001-06-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |