EP2208290A4 - Random access preamble collision detection - Google Patents

Random access preamble collision detection

Info

Publication number
EP2208290A4
EP2208290A4 EP08779329.5A EP08779329A EP2208290A4 EP 2208290 A4 EP2208290 A4 EP 2208290A4 EP 08779329 A EP08779329 A EP 08779329A EP 2208290 A4 EP2208290 A4 EP 2208290A4
Authority
EP
European Patent Office
Prior art keywords
random access
access preamble
collision detection
preamble collision
detection
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.)
Withdrawn
Application number
EP08779329.5A
Other languages
German (de)
French (fr)
Other versions
EP2208290A1 (en
Inventor
Tobias Tynderfeldt
Magnus Lindstroem
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of EP2208290A1 publication Critical patent/EP2208290A1/en
Publication of EP2208290A4 publication Critical patent/EP2208290A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
    • H04W74/0833—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure
    • H04W74/0841—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure with collision treatment
    • H04W74/0858—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure with collision treatment collision detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
EP08779329.5A 2007-11-05 2008-06-02 Random access preamble collision detection Withdrawn EP2208290A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US98533507P 2007-11-05 2007-11-05
PCT/SE2008/050647 WO2009061255A1 (en) 2007-11-05 2008-06-02 Random access preamble collision detection

Publications (2)

Publication Number Publication Date
EP2208290A1 EP2208290A1 (en) 2010-07-21
EP2208290A4 true EP2208290A4 (en) 2013-12-04

Family

ID=40625992

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08779329.5A Withdrawn EP2208290A4 (en) 2007-11-05 2008-06-02 Random access preamble collision detection

Country Status (3)

Country Link
EP (1) EP2208290A4 (en)
JP (1) JP5091328B2 (en)
WO (1) WO2009061255A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011005163A1 (en) * 2009-07-07 2011-01-13 Telefonaktiebolaget L M Ericsson (Publ) Random access procedure utilizing cyclic shift of demodulation reference signal
AU2010303984B2 (en) * 2009-10-09 2013-10-17 Telefonaktiebolaget L M Ericsson (Publ) Extended cell range
US8478258B2 (en) * 2010-03-05 2013-07-02 Intel Corporation Techniques to reduce false detection of control channel messages in a wireless network
CN102196479B (en) * 2010-03-10 2014-01-08 华为技术有限公司 Timing advance value sharing detection method, user equipment, base station and system
JP5545368B2 (en) * 2010-06-18 2014-07-09 富士通株式会社 Wireless communication method, wireless communication apparatus, and wireless communication system
JP2013021496A (en) * 2011-07-11 2013-01-31 Fujitsu Ltd Mobile station and transmission control method
JP5770566B2 (en) * 2011-08-24 2015-08-26 株式会社Ｎｔｔドコモ Base station and transmission timing adjustment method
US20140079032A1 (en) * 2011-10-07 2014-03-20 Telefonaktiebolaget L M Ericsson (Publ) Uplink Synchronization Method and User Equipment
KR20170134465A (en) * 2015-04-07 2017-12-06 퀄컴 인코포레이티드 Adjustment of timing advance values in mobile devices

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6470057B1 (en) * 1998-10-09 2002-10-22 Cwill Telecommunications, Inc. Method for timing recovery and compensation in time-division-duplex wireless communications
US7146135B2 (en) * 2000-04-07 2006-12-05 Alcatel Method and adjusting transmission times in a mobile radio system
DE202006019286U1 (en) * 2005-12-22 2007-05-16 Interdigital Technology Corporation, Wilmington Wireless communication system for setting the uplink transmission timing for the long-term advanced handover

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2695777B1 (en) * 1992-09-15 1994-10-14 Alcatel Radiotelephone Method for transmitting time advance information to a mobile moving in cells of a GSM network with asynchronous BTS.
FI112841B (en) * 1999-06-01 2004-01-15 Nokia Corp Method and apparatus for forming a connection between mobile station and base station and mobile station
US6633559B1 (en) * 1999-08-11 2003-10-14 Ericsson Inc. Apparatus and methods for extended base station range using staggered uplink frame structures
CN101346906B (en) * 2005-12-23 2013-10-16 Lg电子株式会社 Random access procedure processing method
AU2007209859A1 (en) * 2006-01-30 2007-08-09 Israel Ben David Bryson Compositions and methods for treating cardiovascular, cerebrovascular and other vascular disease patients
WO2009061256A1 (en) * 2007-11-05 2009-05-14 Telefonaktiebolaget L M Ericsson (Publ) Improved timing alignment in an lte system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6470057B1 (en) * 1998-10-09 2002-10-22 Cwill Telecommunications, Inc. Method for timing recovery and compensation in time-division-duplex wireless communications
US7146135B2 (en) * 2000-04-07 2006-12-05 Alcatel Method and adjusting transmission times in a mobile radio system
DE202006019286U1 (en) * 2005-12-22 2007-05-16 Interdigital Technology Corporation, Wilmington Wireless communication system for setting the uplink transmission timing for the long-term advanced handover

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009061255A1 *

Also Published As

Publication number Publication date
WO2009061255A1 (en) 2009-05-14
JP5091328B2 (en) 2012-12-05
JP2011503959A (en) 2011-01-27
EP2208290A1 (en) 2010-07-21

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