GB0602195D0 - Wireless communication unit and method for receiving a wireless signal - Google Patents

Wireless communication unit and method for receiving a wireless signal

Info

Publication number
GB0602195D0
GB0602195D0 GBGB0602195.0A GB0602195A GB0602195D0 GB 0602195 D0 GB0602195 D0 GB 0602195D0 GB 0602195 A GB0602195 A GB 0602195A GB 0602195 D0 GB0602195 D0 GB 0602195D0
Authority
GB
United Kingdom
Prior art keywords
receiving
communication unit
wireless communication
wireless
wireless 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.)
Granted
Application number
GBGB0602195.0A
Other versions
GB2434948B (en
GB2434948A (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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Priority to GB0602195A priority Critical patent/GB2434948B/en
Publication of GB0602195D0 publication Critical patent/GB0602195D0/en
Priority to EP07763525A priority patent/EP1985026A4/en
Priority to PCT/US2007/061501 priority patent/WO2007092744A2/en
Publication of GB2434948A publication Critical patent/GB2434948A/en
Application granted granted Critical
Publication of GB2434948B publication Critical patent/GB2434948B/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
    • 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
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/45—Soft decoding, i.e. using symbol reliability information
    • 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
    • H03M13/47—Error detection, forward error correction or error protection, not provided for in groups H03M13/01 - H03M13/37
    • 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
    • H03M13/61—Aspects and characteristics of methods and arrangements for error correction or error detection, not provided for otherwise
    • H03M13/612—Aspects specific to channel or signal-to-noise ratio estimation
    • 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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6577—Representation or format of variables, register sizes or word-lengths and quantization
    • 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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6577—Representation or format of variables, register sizes or word-lengths and quantization
    • H03M13/6591—Truncation, saturation and clamping
    • 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
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/067—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing soft decisions, i.e. decisions together with an estimate of reliability
    • 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
    • H04Q7/28—

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Noise Elimination (AREA)
GB0602195A 2006-02-03 2006-02-03 Wireless communication unit and method for receiving a wireless signal Expired - Fee Related GB2434948B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0602195A GB2434948B (en) 2006-02-03 2006-02-03 Wireless communication unit and method for receiving a wireless signal
EP07763525A EP1985026A4 (en) 2006-02-03 2007-02-02 Wireless communication unit and method for receiving a wireless signal
PCT/US2007/061501 WO2007092744A2 (en) 2006-02-03 2007-02-02 Wireless communication unit and method for receiving a wireless signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0602195A GB2434948B (en) 2006-02-03 2006-02-03 Wireless communication unit and method for receiving a wireless signal

Publications (3)

Publication Number Publication Date
GB0602195D0 true GB0602195D0 (en) 2006-03-15
GB2434948A GB2434948A (en) 2007-08-08
GB2434948B GB2434948B (en) 2008-04-09

Family

ID=36100992

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0602195A Expired - Fee Related GB2434948B (en) 2006-02-03 2006-02-03 Wireless communication unit and method for receiving a wireless signal

Country Status (3)

Country Link
EP (1) EP1985026A4 (en)
GB (1) GB2434948B (en)
WO (1) WO2007092744A2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7876846B2 (en) * 2007-03-28 2011-01-25 Aspen Acquisition Corporation Method of QAM soft demapping
US7551106B1 (en) 2007-12-18 2009-06-23 Telefonaktiebolaget Lm Ericsson (Publ) Adjusting soft values to reduce bias
US8073076B2 (en) * 2007-12-21 2011-12-06 Qualcomm Incorporated Method and apparatus for processing a communication signal
WO2009086080A2 (en) * 2007-12-21 2009-07-09 Qualcomm Incorporated Scaling and clipping of a digital received signal according to the modulation format of the measured c/ i
EP2088725B1 (en) 2008-02-11 2014-05-07 Telefonaktiebolaget LM Ericsson (publ) Technique for soft bit scaling
US8311143B2 (en) * 2008-03-31 2012-11-13 Qualcomm Incorporated Scaling methods and apparatus using SNR estimate to avoid overflow
US9113364B2 (en) * 2012-08-09 2015-08-18 Microsoft Technology Licensing, Llc Extended access point
US9602236B2 (en) 2013-06-18 2017-03-21 Samsung Electronics Co., Ltd. Computing system with decoding adjustment mechanism and method of operation thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5450453A (en) * 1994-09-28 1995-09-12 Motorola, Inc. Method, apparatus and system for decoding a non-coherently demodulated signal
US6377607B1 (en) * 1999-05-13 2002-04-23 Qualcomm Incorporated System and method for performing accurate demodulation of turbo-encoded signals via pilot assisted coherent demodulation
US7173990B2 (en) * 2001-12-27 2007-02-06 Dsp Group Inc. Joint equalization, soft-demapping and phase error correction in wireless system with receive diversity
US7340013B2 (en) * 2002-10-24 2008-03-04 Agere Systems Inc. Soft sample scaling in a turbo decoder
US6966024B2 (en) * 2002-12-31 2005-11-15 Motorola, Inc. Method and device for adaptive quantization of soft bits
EP1597667A4 (en) * 2003-02-26 2009-01-14 Qualcomm Inc Soft information scaling for iterative decoding
US7376209B2 (en) * 2003-06-06 2008-05-20 Qualcomm Incorporated Method and apparatus for near-optimal scaling of log-likelihood ratio (LLR) computation in turbo decoding for hybrid automatic repeat request (ARQ)
US6986096B2 (en) * 2003-07-29 2006-01-10 Qualcomm, Incorporated Scaling and quantizing soft-decision metrics for decoding
US7813453B2 (en) * 2004-01-21 2010-10-12 Qualcomm Incorporated Data detection for a hierarchical coded data transmission

Also Published As

Publication number Publication date
EP1985026A4 (en) 2012-12-19
GB2434948B (en) 2008-04-09
EP1985026A2 (en) 2008-10-29
WO2007092744A2 (en) 2007-08-16
WO2007092744A3 (en) 2008-06-19
WO2007092744B1 (en) 2008-08-21
GB2434948A (en) 2007-08-08

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Legal Events

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

Effective date: 20230203