GB2292293B - Receiver for receiving and decoding a differentially-encoded communication signal - Google Patents

Receiver for receiving and decoding a differentially-encoded communication signal

Info

Publication number
GB2292293B
GB2292293B GB9521138A GB9521138A GB2292293B GB 2292293 B GB2292293 B GB 2292293B GB 9521138 A GB9521138 A GB 9521138A GB 9521138 A GB9521138 A GB 9521138A GB 2292293 B GB2292293 B GB 2292293B
Authority
GB
United Kingdom
Prior art keywords
differentially
decoding
receiver
receiving
communication 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.)
Expired - Fee Related
Application number
GB9521138A
Other versions
GB9521138D0 (en
GB2292293A (en
Inventor
Bruce Mueller
Kevin L Baum
David E Borth
Philip D Rasky
Eric H Winter
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
Priority claimed from US07/724,663 external-priority patent/US5214675A/en
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of GB9521138D0 publication Critical patent/GB9521138D0/en
Publication of GB2292293A publication Critical patent/GB2292293A/en
Application granted granted Critical
Publication of GB2292293B publication Critical patent/GB2292293B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2331—Demodulator circuits; Receiver circuits using non-coherent demodulation wherein the received signal is demodulated using one or more delayed versions of itself

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
GB9521138A 1991-07-02 1992-05-07 Receiver for receiving and decoding a differentially-encoded communication signal Expired - Fee Related GB2292293B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/724,663 US5214675A (en) 1991-07-02 1991-07-02 System and method for calculating channel gain and noise variance of a communication channel
GB9303638A GB2263048B (en) 1991-07-02 1992-05-07 Method and system for calculating channel gain

Publications (3)

Publication Number Publication Date
GB9521138D0 GB9521138D0 (en) 1995-12-20
GB2292293A GB2292293A (en) 1996-02-14
GB2292293B true GB2292293B (en) 1996-04-17

Family

ID=26302495

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9521138A Expired - Fee Related GB2292293B (en) 1991-07-02 1992-05-07 Receiver for receiving and decoding a differentially-encoded communication signal

Country Status (1)

Country Link
GB (1) GB2292293B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0181157B1 (en) 1996-04-10 1999-05-01 김광호 Image processing apparatus for shading correction
GB9908675D0 (en) 1999-04-15 1999-06-09 British Broadcasting Corp Diversity reception method and diversity receivers
DE10009443A1 (en) * 2000-02-29 2001-08-30 Philips Corp Intellectual Pty Receiver and method for detecting and decoding a DQPSK-modulated and channel-coded received signal
US7792222B2 (en) * 2005-05-10 2010-09-07 Qualcomm Incorporated Using soft bit decisions to improve DPSK demodulation of SPS data

Also Published As

Publication number Publication date
GB9521138D0 (en) 1995-12-20
GB2292293A (en) 1996-02-14

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Legal Events

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

Effective date: 20060507