AU2001285388A1 - Open loop timing control for synchronous cdma systems - Google Patents

Open loop timing control for synchronous cdma systems

Info

Publication number
AU2001285388A1
AU2001285388A1 AU2001285388A AU8538801A AU2001285388A1 AU 2001285388 A1 AU2001285388 A1 AU 2001285388A1 AU 2001285388 A AU2001285388 A AU 2001285388A AU 8538801 A AU8538801 A AU 8538801A AU 2001285388 A1 AU2001285388 A1 AU 2001285388A1
Authority
AU
Australia
Prior art keywords
timing control
open loop
cdma systems
synchronous cdma
loop timing
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.)
Abandoned
Application number
AU2001285388A
Inventor
Douglas G. Bowen
Thomas R. Giallorenzi
David W. Matolak
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.)
L3 Technologies Inc
Original Assignee
L3 Communications Corp
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 L3 Communications Corp filed Critical L3 Communications Corp
Publication of AU2001285388A1 publication Critical patent/AU2001285388A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
    • H04W56/006—Synchronisation arrangements determining timing error of reception due to propagation delay using known positions of transmitter and receiver
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2668—Arrangements for Wireless Code-Division Multiple Access [CDMA] System Synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
    • H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
    • H04W56/007—Open loop measurement
AU2001285388A 2000-09-06 2001-07-31 Open loop timing control for synchronous cdma systems Abandoned AU2001285388A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/656,099 US6810028B1 (en) 2000-09-06 2000-09-06 Open loop timing control for synchronous CDA systems
US09656099 2000-09-06
PCT/US2001/041491 WO2002021706A2 (en) 2000-09-06 2001-07-31 Open loop timing control for synchronous cdma systems

Publications (1)

Publication Number Publication Date
AU2001285388A1 true AU2001285388A1 (en) 2002-03-22

Family

ID=24631615

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001285388A Abandoned AU2001285388A1 (en) 2000-09-06 2001-07-31 Open loop timing control for synchronous cdma systems

Country Status (3)

Country Link
US (1) US6810028B1 (en)
AU (1) AU2001285388A1 (en)
WO (1) WO2002021706A2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7209494B1 (en) * 2000-10-24 2007-04-24 L-3 Communications Corporation Digital reverse transmission frequency training method for time division duplex (TDD) communication system
WO2003019970A1 (en) * 2001-08-23 2003-03-06 Yozan Inc. Radio communication system
US7116731B2 (en) * 2002-06-03 2006-10-03 Vixs, Inc. Method and apparatus for adjusting symbol timing and/or symbol positioning of a receive burst of data within a radio receiver
US7835762B2 (en) * 2002-06-27 2010-11-16 Qualcomm Incorporated Adjusting transmit power in a wireless communication system
US8577283B2 (en) * 2005-07-15 2013-11-05 Qualcomm Incorporated TDD repeater
US7706812B2 (en) * 2006-05-19 2010-04-27 Cisco Technology, Inc. System and method for detecting locations of a customer premises equipment
US20080219391A1 (en) * 2007-03-07 2008-09-11 Texas Instruments Incorporated Systems and Methods for Distributing a Clock Signal
AU2013307021B2 (en) * 2012-08-21 2015-11-05 Mitsubishi Electric Corporation Communication system, communication terminal, communication method, chip clock generation method, and orthogonal code generation method
FR3076411B1 (en) * 2017-12-29 2020-10-30 Avantix ADAPTIVE SYNCHRONIZER FOR A DEMODULATION CHAIN
US11496350B2 (en) 2018-03-27 2022-11-08 University Of South Carolina Dual-polarization FBMC in wireless communication systems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5784411A (en) * 1996-05-22 1998-07-21 Motorola, Inc. Method and system for processing signals for use in a wireless communication system
US6014376A (en) * 1996-09-18 2000-01-11 Motorola, Inc. Method for over-the-air synchronization adjustment in a communication system
JP3001040B2 (en) * 1996-09-20 2000-01-17 日本電気株式会社 Closed loop transmitter power control unit for CDMA cellular system
US6041222A (en) * 1997-09-08 2000-03-21 Ericsson Inc. Systems and methods for sharing reference frequency signals within a wireless mobile terminal between a wireless transceiver and a global positioning system receiver
US6307840B1 (en) * 1997-09-19 2001-10-23 Qualcomm Incorporated Mobile station assisted timing synchronization in CDMA communication system
US6470057B1 (en) * 1998-10-09 2002-10-22 Cwill Telecommunications, Inc. Method for timing recovery and compensation in time-division-duplex wireless communications

Also Published As

Publication number Publication date
WO2002021706A2 (en) 2002-03-14
US6810028B1 (en) 2004-10-26
WO2002021706A3 (en) 2002-06-13

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