GB2425026B8 - Cyclic Redundancy Check modification for length detection of message with convolutional protection - Google Patents

Cyclic Redundancy Check modification for length detection of message with convolutional protection

Info

Publication number
GB2425026B8
GB2425026B8 GB0507182A GB0507182A GB2425026B8 GB 2425026 B8 GB2425026 B8 GB 2425026B8 GB 0507182 A GB0507182 A GB 0507182A GB 0507182 A GB0507182 A GB 0507182A GB 2425026 B8 GB2425026 B8 GB 2425026B8
Authority
GB
United Kingdom
Prior art keywords
convolutional
message
protection
cyclic redundancy
redundancy check
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
Application number
GB0507182A
Other versions
GB2425026B (en
GB2425026A (en
GB0507182D0 (en
Inventor
Shin-Lin Shieh
Po-Ning Chen
Yung-Hsiang Han
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.)
Industrial Technology Research Institute ITRI
Original Assignee
Industrial Technology Research Institute ITRI
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 Industrial Technology Research Institute ITRI filed Critical Industrial Technology Research Institute ITRI
Priority to GB0507182A priority Critical patent/GB2425026B8/en
Publication of GB0507182D0 publication Critical patent/GB0507182D0/en
Publication of GB2425026A publication Critical patent/GB2425026A/en
Publication of GB2425026B publication Critical patent/GB2425026B/en
Application granted granted Critical
Publication of GB2425026B8 publication Critical patent/GB2425026B8/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0046—Code rate detection or code type detection
    • 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
    • H04L1/0059—Convolutional 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
    • H04L1/0061—Error detection codes
    • 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/09—Error detection only, e.g. using cyclic redundancy check [CRC] codes or single parity bit
GB0507182A 2005-04-08 2005-04-08 Cyclic Redundancy Check modification for length detection of message with convolutional protection Expired - Fee Related GB2425026B8 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0507182A GB2425026B8 (en) 2005-04-08 2005-04-08 Cyclic Redundancy Check modification for length detection of message with convolutional protection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0507182A GB2425026B8 (en) 2005-04-08 2005-04-08 Cyclic Redundancy Check modification for length detection of message with convolutional protection

Publications (4)

Publication Number Publication Date
GB0507182D0 GB0507182D0 (en) 2005-05-18
GB2425026A GB2425026A (en) 2006-10-11
GB2425026B GB2425026B (en) 2007-12-19
GB2425026B8 true GB2425026B8 (en) 2008-09-24

Family

ID=34610849

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0507182A Expired - Fee Related GB2425026B8 (en) 2005-04-08 2005-04-08 Cyclic Redundancy Check modification for length detection of message with convolutional protection

Country Status (1)

Country Link
GB (1) GB2425026B8 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1471677A1 (en) * 2003-04-23 2004-10-27 STMicroelectronics N.V. Method of blindly detecting a transport format of an incident convolutional encoded signal, and corresponding convolutional code decoder

Also Published As

Publication number Publication date
GB2425026B (en) 2007-12-19
GB2425026A (en) 2006-10-11
GB0507182D0 (en) 2005-05-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20220408