DE69535164D1 - Signalverarbeiter - Google Patents

Signalverarbeiter

Info

Publication number
DE69535164D1
DE69535164D1 DE69535164T DE69535164T DE69535164D1 DE 69535164 D1 DE69535164 D1 DE 69535164D1 DE 69535164 T DE69535164 T DE 69535164T DE 69535164 T DE69535164 T DE 69535164T DE 69535164 D1 DE69535164 D1 DE 69535164D1
Authority
DE
Germany
Prior art keywords
signal processors
processors
signal
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 - Lifetime
Application number
DE69535164T
Other languages
English (en)
Other versions
DE69535164T2 (de
Inventor
Shinichi Yamashita
Kazuhiko Haruma
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP26371794A external-priority patent/JP3507146B2/ja
Priority claimed from JP26371994A external-priority patent/JP3599385B2/ja
Priority claimed from JP26371894A external-priority patent/JP3507147B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69535164D1 publication Critical patent/DE69535164D1/de
Publication of DE69535164T2 publication Critical patent/DE69535164T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H04N21/42692—Internal components of the client ; Characteristics thereof for reading from or writing on a volatile storage medium, e.g. Random Access Memory [RAM]
    • 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
    • H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
    • H04N21/4435—Memory management

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Television Signal Processing For Recording (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Multi Processors (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69535164T 1994-10-27 1995-10-26 Signalverarbeiter Expired - Lifetime DE69535164T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP26371794 1994-10-27
JP26371994 1994-10-27
JP26371794A JP3507146B2 (ja) 1994-10-27 1994-10-27 信号処理装置及びその方法
JP26371994A JP3599385B2 (ja) 1994-10-27 1994-10-27 信号処理装置及びその方法
JP26371894A JP3507147B2 (ja) 1994-10-27 1994-10-27 信号処理装置及びその方法
JP26371894 1994-10-27

Publications (2)

Publication Number Publication Date
DE69535164D1 true DE69535164D1 (de) 2006-09-21
DE69535164T2 DE69535164T2 (de) 2007-06-28

Family

ID=27335247

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69526025T Expired - Lifetime DE69526025T2 (de) 1994-10-27 1995-10-26 Signalprozessor für Kodierung und Dekodierung
DE69535164T Expired - Lifetime DE69535164T2 (de) 1994-10-27 1995-10-26 Signalverarbeiter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69526025T Expired - Lifetime DE69526025T2 (de) 1994-10-27 1995-10-26 Signalprozessor für Kodierung und Dekodierung

Country Status (5)

Country Link
US (3) US6330644B1 (de)
EP (2) EP0710029B1 (de)
KR (1) KR100230159B1 (de)
CN (1) CN1160641C (de)
DE (2) DE69526025T2 (de)

Families Citing this family (32)

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US6058459A (en) 1996-08-26 2000-05-02 Stmicroelectronics, Inc. Video/audio decompression/compression device including an arbiter and method for accessing a shared memory
US6091768A (en) * 1996-02-21 2000-07-18 Bru; Bernard Device for decoding signals of the MPEG2 type
KR100194039B1 (ko) * 1996-04-19 1999-06-15 윤종용 엠펙 시스템의 우선순위 처리회로
JP3825888B2 (ja) * 1996-07-19 2006-09-27 キヤノン株式会社 信号処理装置／方法及びメモリ記憶方法
US5812789A (en) * 1996-08-26 1998-09-22 Stmicroelectronics, Inc. Video and/or audio decompression and/or compression device that shares a memory interface
GB2329802B (en) * 1997-06-28 1999-08-18 United Microelectronics Corp Adaptive-selection method for memory access priority control in MPEG processor
NL1007453C2 (nl) * 1997-11-05 1999-05-07 United Microelectronics Corp Zich aanpassende kieswerkwijze voor het regelen van de geheugentoegangsprioriteit in een MPEG-processor.
CN1199471C (zh) 1997-11-28 2005-04-27 松下电器产业株式会社 提高了处理效率的图象声音处理装置
JPH11306640A (ja) * 1998-04-21 1999-11-05 Sony Corp 記録再生装置および方法、提供媒体、並びに記録媒体
DK1254776T3 (da) 1998-05-18 2004-05-03 Seiko Epson Corp Ink-jet printer-apparat og blækpatron dertil
AU756985B2 (en) * 1998-05-27 2003-01-30 Ntt Mobile Communications Network, Inc. Error protecting method and error protective device
JP3202700B2 (ja) 1998-10-20 2001-08-27 松下電器産業株式会社 信号処理装置
IL160386A (en) * 1999-04-06 2005-11-20 Broadcom Corp Video encoding and video/audio/data multiplexing device
US7100000B1 (en) * 1999-05-28 2006-08-29 International Business Machines Corporation System and methods for processing audio using multiple speech technologies
FR2800551B1 (fr) * 1999-11-03 2002-01-04 St Microelectronics Sa Decodeur mpeg utilisant une memoire partagee
US6785743B1 (en) * 2000-03-22 2004-08-31 University Of Washington Template data transfer coprocessor
US6920572B2 (en) * 2000-11-15 2005-07-19 Texas Instruments Incorporated Unanimous voting for disabling of shared component clocking in a multicore DSP device
US6630964B2 (en) * 2000-12-28 2003-10-07 Koninklijke Philips Electronics N.V. Multi-standard channel decoder for real-time digital broadcast reception
SG105533A1 (en) * 2002-01-31 2004-08-27 St Microelectronics Asia Memory transfer controller and method of transfer control of video line data and macroblock data
JP4340120B2 (ja) * 2002-10-29 2009-10-07 株式会社リコー 画像形成装置、記憶領域取得方法
US20050096918A1 (en) * 2003-10-31 2005-05-05 Arun Rao Reduction of memory requirements by overlaying buffers
EP1739675B1 (de) * 2005-07-01 2011-04-06 Thomson Licensing Verfahren und Vorrichtung zur Verwaltung von Speicherzugriffen bei einem AV-Dekoder
EP1739672A1 (de) * 2005-07-01 2007-01-03 Deutsche Thomson-Brandt Gmbh Verfahren und Vorrichtung zum Verwalten von Speicherzugriffen in einem AV Dekoder
JP2008090451A (ja) * 2006-09-29 2008-04-17 Toshiba Corp 記憶装置
DE102006055930A1 (de) * 2006-11-27 2008-05-29 Siemens Ag Bildverarbeitungssystem zum Verarbeiten wenigstens eines Bild-Datensatzes mit einer schnellen Bildverarbeitungsvorrichtung und Verfahren zum Bildverarbeiten
KR100792848B1 (ko) * 2006-12-21 2008-01-14 주식회사 포스코 축 하중 지지장치
US7687084B2 (en) * 2007-08-06 2010-03-30 Tien Linsheng W Cool-pet system
JP5111191B2 (ja) * 2008-03-27 2012-12-26 ルネサスエレクトロニクス株式会社 データ処理装置、画像符号化復号装置、データ処理システム及び画像処理装置
TWI421682B (zh) 2010-03-08 2014-01-01 Novatek Microelectronics Corp 記憶體控制系統及方法
CN102200947A (zh) * 2010-03-24 2011-09-28 承景科技股份有限公司 存储器管理方法与相关存储器装置
JP6439296B2 (ja) * 2014-03-24 2018-12-19 ソニー株式会社 復号装置および方法、並びにプログラム
US20170177435A1 (en) * 2015-12-16 2017-06-22 Cognitive Systems Corp. Sharing Memory Between Processors in a Wireless Sensor Device

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* Cited by examiner, † Cited by third party
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US4449183A (en) * 1979-07-09 1984-05-15 Digital Equipment Corporation Arbitration scheme for a multiported shared functional device for use in multiprocessing systems
JPS5652454A (en) * 1979-10-05 1981-05-11 Hitachi Ltd Input/output control method of variable word length memory
EP0268270B1 (de) 1986-11-20 1993-11-03 Matsushita Electric Industrial Co., Ltd. Informationsschnittgerät
JPH03232070A (ja) * 1990-02-08 1991-10-16 Hitachi Ltd 画像処理装置
JP3321802B2 (ja) 1990-06-28 2002-09-09 キヤノン株式会社 ディジタル信号処理装置
NL9100218A (nl) * 1991-02-07 1992-09-01 Philips Nv Encodeer/decodeer-schakeling, alsmede digitaal video-systeem voorzien van de schakeling.
JPH06197334A (ja) * 1992-07-03 1994-07-15 Sony Corp 画像信号符号化方法、画像信号復号化方法、画像信号符号化装置、画像信号復号化装置及び画像信号記録媒体
JP3278756B2 (ja) 1992-09-10 2002-04-30 日本テキサス・インスツルメンツ株式会社 画像処理方法及び装置
CA2107727C (en) 1992-10-07 1999-06-01 Hiroaki Ueda Synchronous compression and reconstruction system
JPH07240844A (ja) 1993-03-19 1995-09-12 Mitsubishi Electric Corp 画像データ処理装置および画像データ処理方法
JP3200500B2 (ja) * 1993-05-27 2001-08-20 株式会社日立製作所 ディスク装置及びディスク制御方法
US5553220A (en) * 1993-09-07 1996-09-03 Cirrus Logic, Inc. Managing audio data using a graphics display controller
US5432804A (en) * 1993-11-16 1995-07-11 At&T Corp. Digital processor and viterbi decoder having shared memory
US5450542A (en) * 1993-11-30 1995-09-12 Vlsi Technology, Inc. Bus interface with graphics and system paths for an integrated memory system
US5671392A (en) * 1995-04-11 1997-09-23 United Memories, Inc. Memory device circuit and method for concurrently addressing columns of multiple banks of multi-bank memory array
US5761516A (en) * 1996-05-03 1998-06-02 Lsi Logic Corporation Single chip multiprocessor architecture with internal task switching synchronization bus
US6057862A (en) * 1997-07-01 2000-05-02 Memtrax Llc Computer system having a common display memory and main memory
US6173356B1 (en) * 1998-02-20 2001-01-09 Silicon Aquarius, Inc. Multi-port DRAM with integrated SRAM and systems and methods using the same
US6499072B1 (en) * 1999-09-02 2002-12-24 Ati International Srl Data bus bandwidth allocation apparatus and method

Also Published As

Publication number Publication date
KR100230159B1 (ko) 1999-11-15
EP1158808A2 (de) 2001-11-28
CN1160641C (zh) 2004-08-04
EP1158808A3 (de) 2003-11-12
DE69526025T2 (de) 2002-08-22
EP0710029A2 (de) 1996-05-01
US6330644B1 (en) 2001-12-11
EP0710029B1 (de) 2002-03-27
DE69526025D1 (de) 2002-05-02
KR960015518A (ko) 1996-05-22
US20020019914A1 (en) 2002-02-14
DE69535164T2 (de) 2007-06-28
EP0710029A3 (de) 1997-09-24
CN1144361A (zh) 1997-03-05
EP1158808B1 (de) 2006-08-09
US7114039B2 (en) 2006-09-26
US6732240B2 (en) 2004-05-04
US20030212867A1 (en) 2003-11-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition