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 protectionInfo
- 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
Links
- 125000004122 cyclic group Chemical group 0.000 title 1
- 238000001514 detection method Methods 0.000 title 1
- 230000004048 modification Effects 0.000 title 1
- 238000012986 modification Methods 0.000 title 1
Classifications
-
- 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
- H03M13/098—Error detection only, e.g. using cyclic redundancy check [CRC] codes or single parity bit using single parity bit
-
- 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
-
- 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
- H03M13/29—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 combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Error Detection And Correction (AREA)
- Detection And Correction Of Errors (AREA)
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)
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 |
-
2005
- 2005-04-08 GB GB0507182A patent/GB2425026B8/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2425026A (en) | 2006-10-11 |
GB0507182D0 (en) | 2005-05-18 |
GB2425026B (en) | 2007-12-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20220408 |