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GB2444303B - Wireless communication unit and method for detecting a synchronisation signal - Google Patents

Wireless communication unit and method for detecting a synchronisation signal

Info

Publication number
GB2444303B
GB2444303B GB0623824A GB0623824A GB2444303B GB 2444303 B GB2444303 B GB 2444303B GB 0623824 A GB0623824 A GB 0623824A GB 0623824 A GB0623824 A GB 0623824A GB 2444303 B GB2444303 B GB 2444303B
Authority
GB
United Kingdom
Prior art keywords
detecting
wireless communication
communication unit
synchronisation signal
synchronisation
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
GB0623824A
Other versions
GB0623824D0 (en
GB2444303A (en
Inventor
Alexandre Radus
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 GB0623824A priority Critical patent/GB2444303B/en
Publication of GB0623824D0 publication Critical patent/GB0623824D0/en
Priority to PCT/US2007/081814 priority patent/WO2008067066A2/en
Publication of GB2444303A publication Critical patent/GB2444303A/en
Application granted granted Critical
Publication of GB2444303B publication Critical patent/GB2444303B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1638—Special circuits to enhance selectivity of receivers not otherwise provided for
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/212—Time-division multiple access [TDMA]
    • H04B7/2125—Synchronisation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0079—Receiver details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Circuits Of Receivers In General (AREA)
GB0623824A 2006-11-29 2006-11-29 Wireless communication unit and method for detecting a synchronisation signal Expired - Fee Related GB2444303B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0623824A GB2444303B (en) 2006-11-29 2006-11-29 Wireless communication unit and method for detecting a synchronisation signal
PCT/US2007/081814 WO2008067066A2 (en) 2006-11-29 2007-10-18 Wireless communication unit and method for detecting a synchronisation signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0623824A GB2444303B (en) 2006-11-29 2006-11-29 Wireless communication unit and method for detecting a synchronisation signal

Publications (3)

Publication Number Publication Date
GB0623824D0 GB0623824D0 (en) 2007-01-10
GB2444303A GB2444303A (en) 2008-06-04
GB2444303B true GB2444303B (en) 2009-03-04

Family

ID=37671512

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0623824A Expired - Fee Related GB2444303B (en) 2006-11-29 2006-11-29 Wireless communication unit and method for detecting a synchronisation signal

Country Status (2)

Country Link
GB (1) GB2444303B (en)
WO (1) WO2008067066A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102820898B (en) * 2012-07-16 2015-04-08 深圳市海思半导体有限公司 Gain regulation method and equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030187576A1 (en) * 2002-02-28 2003-10-02 Jason Sanmiya GPS receiver and receiving method
EP1401113A1 (en) * 2001-06-25 2004-03-24 Sony Corporation Spectrum spreading signal demodulation method and apparatus
US6728326B1 (en) * 2000-03-20 2004-04-27 Ericsson Inc. Reduced complexity for initial mobile terminal synchronization

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5896425A (en) * 1997-02-24 1999-04-20 At&T Wireless Services Inc Non-uniformly spaced tones for synchronization waveform
US6317474B1 (en) * 1998-08-06 2001-11-13 Motorola, Inc. Method and apparatus for estimating time-of-arrival of a synchronization signal sent simultaneously from at least two non-collocated transmitters
US6594328B1 (en) * 1999-07-28 2003-07-15 Motorola, Inc. Method and apparatus for facilitating an estimation of a carrier frequency error in a receiver of a wireless communication system
US20060133309A1 (en) * 2004-12-21 2006-06-22 Mathis James E Methods for synchronization of communications between a circuit switched network and a packet data network

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6728326B1 (en) * 2000-03-20 2004-04-27 Ericsson Inc. Reduced complexity for initial mobile terminal synchronization
EP1401113A1 (en) * 2001-06-25 2004-03-24 Sony Corporation Spectrum spreading signal demodulation method and apparatus
US20030187576A1 (en) * 2002-02-28 2003-10-02 Jason Sanmiya GPS receiver and receiving method

Also Published As

Publication number Publication date
WO2008067066A2 (en) 2008-06-05
WO2008067066B1 (en) 2008-09-04
GB0623824D0 (en) 2007-01-10
WO2008067066A3 (en) 2008-07-17
GB2444303A (en) 2008-06-04

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Legal Events

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

Effective date: 20231129