GB9821396D0 - Adaptive convolutional interleaver and deinterleaver - Google Patents

Adaptive convolutional interleaver and deinterleaver

Info

Publication number
GB9821396D0
GB9821396D0 GB9821396A GB9821396A GB9821396D0 GB 9821396 D0 GB9821396 D0 GB 9821396D0 GB 9821396 A GB9821396 A GB 9821396A GB 9821396 A GB9821396 A GB 9821396A GB 9821396 D0 GB9821396 D0 GB 9821396D0
Authority
GB
United Kingdom
Prior art keywords
deinterleaver
convolutional interleaver
adaptive convolutional
adaptive
interleaver
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.)
Withdrawn
Application number
GB9821396A
Other versions
GB2332836A (en
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.)
WiniaDaewoo Co Ltd
Original Assignee
Daewoo Electronics Co Ltd
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 KR1019970073157A external-priority patent/KR19990053512A/en
Priority claimed from KR1019970073160A external-priority patent/KR19990053515A/en
Application filed by Daewoo Electronics Co Ltd filed Critical Daewoo Electronics Co Ltd
Publication of GB9821396D0 publication Critical patent/GB9821396D0/en
Publication of GB2332836A publication Critical patent/GB2332836A/en
Withdrawn legal-status Critical Current

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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
    • H03M13/2732—Convolutional interleaver; Interleavers using shift-registers or delay lines like, e.g. Ramsey type interleaver
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
    • H03M13/2789—Interleaver providing variable interleaving, e.g. variable block sizes
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • 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
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
GB9821396A 1997-12-24 1998-10-01 Adaptive convolutional interleaver and deinterleaver Withdrawn GB2332836A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019970073157A KR19990053512A (en) 1997-12-24 1997-12-24 Interleaver for downstream transmission of cable transmission system
KR1019970073160A KR19990053515A (en) 1997-12-24 1997-12-24 Deinterleaver for downstream transmission of cable transmission system

Publications (2)

Publication Number Publication Date
GB9821396D0 true GB9821396D0 (en) 1998-11-25
GB2332836A GB2332836A (en) 1999-06-30

Family

ID=26633279

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9821396A Withdrawn GB2332836A (en) 1997-12-24 1998-10-01 Adaptive convolutional interleaver and deinterleaver

Country Status (1)

Country Link
GB (1) GB2332836A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1098466B1 (en) * 1999-11-08 2005-03-23 THOMSON multimedia Transmission and reception methods and devices in a transmission system comprising convolutional interleaving/deinterleaving
EP1098467A1 (en) * 1999-11-08 2001-05-09 THOMSON multimedia Methods and devices for initialising a convolutional interleaver/deinterleaver
US6662332B1 (en) 2000-07-05 2003-12-09 3Com Corporation Interleaver for burst error correction
EP1921753A3 (en) 2004-11-16 2008-05-21 Infineon Technologies AG Seamless change of depth of a general convolutional interleaver during transmission without loss of data
US7529984B2 (en) 2004-11-16 2009-05-05 Infineon Technologies Ag Seamless change of depth of a general convolutional interleaver during transmission without loss of data

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2566992B2 (en) * 1987-10-22 1996-12-25 株式会社フジクラ Method of manufacturing optical fiber ribbon
US4901319A (en) * 1988-03-18 1990-02-13 General Electric Company Transmission system with adaptive interleaving
US5063533A (en) * 1989-04-10 1991-11-05 Motorola, Inc. Reconfigurable deinterleaver/interleaver for block oriented data
WO1996037050A1 (en) * 1995-05-15 1996-11-21 Advanced Hardware Architectures, Inc. Reconfigurable interleaver/deinterleaver and address generator for data streams interleaved according to one of a plurality of interleaving schemes
ES2236784T3 (en) * 1997-01-31 2005-07-16 Alcatel METHOD AND DEVICE TO INTERCALATE AND UNINTERCALATE DIGITAL DATA AND COMMUNICATION SYSTEM.

Also Published As

Publication number Publication date
GB2332836A (en) 1999-06-30

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)