DE69522614D1 - Abtastratenumsetzer und Verfahren zur Abtastratenumsetzung - Google Patents
Abtastratenumsetzer und Verfahren zur AbtastratenumsetzungInfo
- Publication number
- DE69522614D1 DE69522614D1 DE69522614T DE69522614T DE69522614D1 DE 69522614 D1 DE69522614 D1 DE 69522614D1 DE 69522614 T DE69522614 T DE 69522614T DE 69522614 T DE69522614 T DE 69522614T DE 69522614 D1 DE69522614 D1 DE 69522614D1
- Authority
- DE
- Germany
- Prior art keywords
- sampling rate
- conversion method
- converter
- rate conversion
- rate converter
- 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
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0105—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level using a storage device with different write and read speed
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
- Television Systems (AREA)
- Complex Calculations (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69522614T DE69522614T2 (de) | 1994-07-01 | 1995-06-14 | Abtastratenumsetzer und Verfahren zur Abtastratenumsetzung |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4423224A DE4423224C2 (de) | 1994-07-01 | 1994-07-01 | Videosignal-Dekoder und Verfahren zur Dekodierung von Videosignalen |
DE69522614T DE69522614T2 (de) | 1994-07-01 | 1995-06-14 | Abtastratenumsetzer und Verfahren zur Abtastratenumsetzung |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69522614D1 true DE69522614D1 (de) | 2001-10-18 |
DE69522614T2 DE69522614T2 (de) | 2002-04-18 |
Family
ID=6522089
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE4423224A Expired - Fee Related DE4423224C2 (de) | 1994-07-01 | 1994-07-01 | Videosignal-Dekoder und Verfahren zur Dekodierung von Videosignalen |
DE69522614T Expired - Fee Related DE69522614T2 (de) | 1994-07-01 | 1995-06-14 | Abtastratenumsetzer und Verfahren zur Abtastratenumsetzung |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE4423224A Expired - Fee Related DE4423224C2 (de) | 1994-07-01 | 1994-07-01 | Videosignal-Dekoder und Verfahren zur Dekodierung von Videosignalen |
Country Status (6)
Country | Link |
---|---|
US (1) | US5619270A (de) |
EP (1) | EP0690621B1 (de) |
JP (1) | JPH0851647A (de) |
KR (1) | KR100352630B1 (de) |
CA (1) | CA2152658A1 (de) |
DE (2) | DE4423224C2 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2914226B2 (ja) * | 1995-06-16 | 1999-06-28 | 日本電気株式会社 | 可逆変換を可能にするディジタル信号の変換符号化方式 |
JP2770801B2 (ja) * | 1995-09-27 | 1998-07-02 | 日本電気株式会社 | 映像表示システム |
KR0165512B1 (ko) * | 1996-01-29 | 1999-03-20 | 김광호 | 면적영향 상관방법 및 이를 이용한 디지탈 영상신호에 대한 클럭레이트 변환방법 및 장치 |
US5856935A (en) * | 1996-05-08 | 1999-01-05 | Motorola, Inc. | Fast hadamard transform within a code division, multiple access communication system |
KR100218318B1 (ko) * | 1996-10-01 | 1999-09-01 | 문정환 | 주파수 변환장치 |
US6141373A (en) | 1996-11-15 | 2000-10-31 | Omnipoint Corporation | Preamble code structure and detection method and apparatus |
JPH11239040A (ja) * | 1997-12-20 | 1999-08-31 | Matsushita Electric Ind Co Ltd | ディジタルフィルタおよび通信装置 |
US6356569B1 (en) * | 1997-12-31 | 2002-03-12 | At&T Corp | Digital channelizer with arbitrary output sampling frequency |
US6771877B1 (en) * | 1998-09-28 | 2004-08-03 | Matsushita Electric Industrial Co., Ltd. | Data processing method, data processing apparatus and program recording medium |
US6798420B1 (en) | 1998-11-09 | 2004-09-28 | Broadcom Corporation | Video and graphics system with a single-port RAM |
US6573905B1 (en) * | 1999-11-09 | 2003-06-03 | Broadcom Corporation | Video and graphics system with parallel processing of graphics windows |
US6853385B1 (en) * | 1999-11-09 | 2005-02-08 | Broadcom Corporation | Video, audio and graphics decode, composite and display system |
US6768774B1 (en) | 1998-11-09 | 2004-07-27 | Broadcom Corporation | Video and graphics system with video scaling |
US6661422B1 (en) | 1998-11-09 | 2003-12-09 | Broadcom Corporation | Video and graphics system with MPEG specific data transfer commands |
US6731295B1 (en) * | 1998-11-09 | 2004-05-04 | Broadcom Corporation | Graphics display system with window descriptors |
US7982740B2 (en) | 1998-11-09 | 2011-07-19 | Broadcom Corporation | Low resolution graphics mode support using window descriptors |
US6636222B1 (en) | 1999-11-09 | 2003-10-21 | Broadcom Corporation | Video and graphics system with an MPEG video decoder for concurrent multi-row decoding |
US7446774B1 (en) | 1998-11-09 | 2008-11-04 | Broadcom Corporation | Video and graphics system with an integrated system bridge controller |
US9668011B2 (en) | 2001-02-05 | 2017-05-30 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Single chip set-top box system |
US6975324B1 (en) | 1999-11-09 | 2005-12-13 | Broadcom Corporation | Video and graphics system with a video transport processor |
EP1134698A1 (de) * | 2000-03-13 | 2001-09-19 | Koninklijke Philips Electronics N.V. | Videogerät mit Mitteln zur Histogrammveränderung |
US6956617B2 (en) * | 2000-11-17 | 2005-10-18 | Texas Instruments Incorporated | Image scaling and sample rate conversion by interpolation with non-linear positioning vector |
DE10124416C2 (de) * | 2001-05-18 | 2003-08-21 | Siemens Ag | Empfangseinrichtung für ein CDMA-Nachrichtenübertragungssystem, sowie adaptives CDMA-Interferenzunterdrückungsverfahren |
US6489901B1 (en) * | 2001-08-31 | 2002-12-03 | Cirrus Logic, Inc. | Variable duty cycle resampling circuits and methods and sample rate converters using the same |
US8063916B2 (en) * | 2003-10-22 | 2011-11-22 | Broadcom Corporation | Graphics layer reduction for video composition |
US7619639B1 (en) * | 2005-09-12 | 2009-11-17 | Nvidia Corporation | Adaptive scaling using a programmable video engine |
US7920078B2 (en) * | 2009-06-19 | 2011-04-05 | Conexant Systems, Inc. | Systems and methods for variable rate conversion |
US11799487B2 (en) | 2021-03-23 | 2023-10-24 | Ningbo Aura Semiconductor Co., Limited | Fractional sampling-rate converter to generate output samples at a higher rate from input samples |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4055756A (en) * | 1975-02-03 | 1977-10-25 | Societe Anonyme De Telecommunications | Image coder-decoder using a matrix transform with weighted contribution of several points of the image to the formation of one point of the transform |
US4568965A (en) * | 1983-04-13 | 1986-02-04 | Rca Corporation | Four-sample sample-rate converter |
US4549212A (en) * | 1983-08-11 | 1985-10-22 | Eastman Kodak Company | Image processing method using a collapsed Walsh-Hadamard transform |
EP0181953B1 (de) * | 1984-11-16 | 1991-03-20 | Deutsche ITT Industries GmbH | Interpolator für Digitalsignale |
US4694414A (en) * | 1984-12-19 | 1987-09-15 | Rca Corporation | Digital delay interpolation filter with amplitude and phase compensation |
DE3564065D1 (en) * | 1985-02-23 | 1988-09-01 | Itt Ind Gmbh Deutsche | Integrated digital circuit section for frequency demodulation |
US4862271A (en) * | 1987-07-27 | 1989-08-29 | General Electric Company | Video signal interpolator with peaking |
GB2259623A (en) * | 1991-09-12 | 1993-03-17 | Avesco Plc | Sample rate converter |
US5513120A (en) * | 1993-01-19 | 1996-04-30 | Elscint Ltd. | Special interpolation filters |
DE4326427A1 (de) * | 1993-08-06 | 1995-02-09 | Thomson Brandt Gmbh | Digitaler Abtastratenumsetzer |
-
1994
- 1994-07-01 DE DE4423224A patent/DE4423224C2/de not_active Expired - Fee Related
-
1995
- 1995-06-14 DE DE69522614T patent/DE69522614T2/de not_active Expired - Fee Related
- 1995-06-14 EP EP95109246A patent/EP0690621B1/de not_active Expired - Lifetime
- 1995-06-26 CA CA002152658A patent/CA2152658A1/en not_active Abandoned
- 1995-06-30 US US08/497,181 patent/US5619270A/en not_active Expired - Lifetime
- 1995-07-01 KR KR1019950019655A patent/KR100352630B1/ko not_active IP Right Cessation
- 1995-07-03 JP JP7167367A patent/JPH0851647A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
KR100352630B1 (ko) | 2002-12-18 |
CA2152658A1 (en) | 1996-01-02 |
JPH0851647A (ja) | 1996-02-20 |
US5619270A (en) | 1997-04-08 |
EP0690621A3 (de) | 1997-12-17 |
DE4423224C1 (de) | 1995-08-17 |
EP0690621B1 (de) | 2001-09-12 |
DE69522614T2 (de) | 2002-04-18 |
EP0690621A2 (de) | 1996-01-03 |
DE4423224C2 (de) | 1998-02-26 |
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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 |