ZA948427B - Method and apparatus for the transmission of variable rate digital data - Google Patents

Method and apparatus for the transmission of variable rate digital data

Info

Publication number
ZA948427B
ZA948427B ZA948427A ZA948427A ZA948427B ZA 948427 B ZA948427 B ZA 948427B ZA 948427 A ZA948427 A ZA 948427A ZA 948427 A ZA948427 A ZA 948427A ZA 948427 B ZA948427 B ZA 948427B
Authority
ZA
South Africa
Prior art keywords
data
variable rate
symbol
rate
transmitted
Prior art date
Application number
ZA948427A
Other languages
English (en)
Inventor
Ephraim Zehavi
Andrew J Viterbi
Original Assignee
Qualcomm 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
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of ZA948427B publication Critical patent/ZA948427B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • 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
    • H03M13/2703—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 the interleaver involving at least two directions
    • H03M13/2707—Simple row-column interleaver, i.e. pure block interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H04L1/0013—Rate matching, e.g. puncturing or repetition of code symbols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041—Arrangements at the transmitter end
    • H04L1/0043—Realisations of complexity reduction techniques, e.g. use of look-up tables
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0052—Realisations of complexity reduction techniques, e.g. pipelining or use of look-up tables
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0065—Serial concatenated codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
ZA948427A 1993-11-01 1994-10-26 Method and apparatus for the transmission of variable rate digital data ZA948427B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14664393A 1993-11-01 1993-11-01

Publications (1)

Publication Number Publication Date
ZA948427B true ZA948427B (en) 1995-06-30

Family

ID=22518314

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA948427A ZA948427B (en) 1993-11-01 1994-10-26 Method and apparatus for the transmission of variable rate digital data

Country Status (19)

Country Link
US (1) US5581575A (ko)
EP (1) EP0727120B1 (ko)
JP (1) JP3091225B2 (ko)
KR (1) KR100323486B1 (ko)
CN (1) CN1123179C (ko)
AT (1) ATE271293T1 (ko)
AU (1) AU702655B2 (ko)
BR (1) BR9407918A (ko)
CA (1) CA2174343C (ko)
DE (1) DE69433899T2 (ko)
ES (1) ES2223046T3 (ko)
FI (1) FI115360B (ko)
HK (1) HK1015214A1 (ko)
IL (1) IL111452A (ko)
MY (1) MY114135A (ko)
RU (1) RU2266623C2 (ko)
TW (1) TW277191B (ko)
WO (1) WO1995012943A1 (ko)
ZA (1) ZA948427B (ko)

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Also Published As

Publication number Publication date
IL111452A (en) 1998-12-06
EP0727120A1 (en) 1996-08-21
TW277191B (ko) 1996-06-01
CN1133661A (zh) 1996-10-16
FI961825A0 (fi) 1996-04-29
WO1995012943A1 (en) 1995-05-11
MY114135A (en) 2002-08-30
JP3091225B2 (ja) 2000-09-25
AU702655B2 (en) 1999-02-25
KR960706247A (ko) 1996-11-08
BR9407918A (pt) 1996-11-26
DE69433899T2 (de) 2005-08-04
ATE271293T1 (de) 2004-07-15
CA2174343A1 (en) 1995-05-11
CN1123179C (zh) 2003-10-01
HK1015214A1 (en) 1999-10-08
FI961825A (fi) 1996-06-28
CA2174343C (en) 2003-10-14
EP0727120B1 (en) 2004-07-14
JPH09507119A (ja) 1997-07-15
RU2266623C2 (ru) 2005-12-20
US5581575A (en) 1996-12-03
FI115360B (fi) 2005-04-15
AU8094394A (en) 1995-05-23
ES2223046T3 (es) 2005-02-16
KR100323486B1 (ko) 2002-06-24
IL111452A0 (en) 1994-12-29
DE69433899D1 (de) 2004-08-19

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