GB2271916B - Improvements in or relating to digital radio communication systems - Google Patents

Improvements in or relating to digital radio communication systems

Info

Publication number
GB2271916B
GB2271916B GB9222305A GB9222305A GB2271916B GB 2271916 B GB2271916 B GB 2271916B GB 9222305 A GB9222305 A GB 9222305A GB 9222305 A GB9222305 A GB 9222305A GB 2271916 B GB2271916 B GB 2271916B
Authority
GB
United Kingdom
Prior art keywords
relating
radio communication
communication systems
digital radio
digital
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
GB9222305A
Other versions
GB2271916A (en
GB9222305D0 (en
Inventor
Anthony Peter Hulbert
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research Ltd
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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Priority to GB9222305A priority Critical patent/GB2271916B/en
Publication of GB9222305D0 publication Critical patent/GB9222305D0/en
Publication of GB2271916A publication Critical patent/GB2271916A/en
Application granted granted Critical
Publication of GB2271916B publication Critical patent/GB2271916B/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
    • 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
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0236—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols using estimation of the other 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
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block 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
    • H04L1/0059—Convolutional codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
GB9222305A 1992-10-23 1992-10-23 Improvements in or relating to digital radio communication systems Expired - Fee Related GB2271916B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9222305A GB2271916B (en) 1992-10-23 1992-10-23 Improvements in or relating to digital radio communication systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9222305A GB2271916B (en) 1992-10-23 1992-10-23 Improvements in or relating to digital radio communication systems

Publications (3)

Publication Number Publication Date
GB9222305D0 GB9222305D0 (en) 1992-12-09
GB2271916A GB2271916A (en) 1994-04-27
GB2271916B true GB2271916B (en) 1996-05-22

Family

ID=10723956

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9222305A Expired - Fee Related GB2271916B (en) 1992-10-23 1992-10-23 Improvements in or relating to digital radio communication systems

Country Status (1)

Country Link
GB (1) GB2271916B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2720207B1 (en) * 1994-05-20 1996-06-21 Alcatel Mobile Comm France Device for optimal distribution of information in the information blocks exchanged in a radiocommunication system.
CN1082757C (en) * 1994-06-22 2002-04-10 Ntt移动通信网株式会社 Synchronous detector and synchronizing method for digital communication receiver
GB2309864A (en) * 1996-01-30 1997-08-06 Sony Corp An equalizer and modulator using a training sequence and multiple correlation with a stored copy of the sequence
US6128337A (en) * 1997-05-29 2000-10-03 Trimble Navigation Limited Multipath signal discrimination
US6404826B1 (en) * 1998-07-02 2002-06-11 Texas Instruments Incorporated Iterative signal-to-interference ratio estimation for WCDMA
GB2360425A (en) * 2000-03-16 2001-09-19 Siemens Ag Channel state information estimation for turbo-code decoders
JP2001339328A (en) * 2000-05-25 2001-12-07 Communication Research Laboratory Receiver, reception method, and information recording medium

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4761796A (en) * 1985-01-24 1988-08-02 Itt Defense Communications High frequency spread spectrum communication system terminal
US4833693A (en) * 1985-11-21 1989-05-23 Codex Corporation Coded modulation system using interleaving for decision-feedback equalization
EP0412616A2 (en) * 1989-08-09 1991-02-13 Philips Patentverwaltung GmbH Receiver for time-varying distorted data signals
GB2235112A (en) * 1989-06-09 1991-02-20 American Telephone & Telegraph Communications system incorporating error correction coding and decision feedback equalisers
WO1991006165A1 (en) * 1989-10-13 1991-05-02 Motorola, Inc. Soft decision decoding with channel equalization
GB2244190A (en) * 1990-05-17 1991-11-20 Orbitel Mobile Communications Receiver systems with equalisers
GB2252221A (en) * 1991-01-24 1992-07-29 Roke Manor Research An equaliser for a digital radio communication system.
GB2258120A (en) * 1991-06-28 1993-01-27 Ericsson Telefon Ab L M Equaliser training method
WO1993019519A1 (en) * 1992-03-19 1993-09-30 Motorola, Inc. Method and apparatus for estimating signal weighting parameters in a receiver

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4761796A (en) * 1985-01-24 1988-08-02 Itt Defense Communications High frequency spread spectrum communication system terminal
US4833693A (en) * 1985-11-21 1989-05-23 Codex Corporation Coded modulation system using interleaving for decision-feedback equalization
GB2235112A (en) * 1989-06-09 1991-02-20 American Telephone & Telegraph Communications system incorporating error correction coding and decision feedback equalisers
EP0412616A2 (en) * 1989-08-09 1991-02-13 Philips Patentverwaltung GmbH Receiver for time-varying distorted data signals
US5185764A (en) * 1989-08-09 1993-02-09 U.S. Philips Corporation Receiver for time-varying distorted signals
WO1991006165A1 (en) * 1989-10-13 1991-05-02 Motorola, Inc. Soft decision decoding with channel equalization
GB2244190A (en) * 1990-05-17 1991-11-20 Orbitel Mobile Communications Receiver systems with equalisers
GB2252221A (en) * 1991-01-24 1992-07-29 Roke Manor Research An equaliser for a digital radio communication system.
GB2258120A (en) * 1991-06-28 1993-01-27 Ericsson Telefon Ab L M Equaliser training method
WO1993019519A1 (en) * 1992-03-19 1993-09-30 Motorola, Inc. Method and apparatus for estimating signal weighting parameters in a receiver

Also Published As

Publication number Publication date
GB2271916A (en) 1994-04-27
GB9222305D0 (en) 1992-12-09

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Legal Events

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

Effective date: 19961023