EP2208290A4 - Détection de la collision de préambules d'accès direct - Google Patents

Détection de la collision de préambules d'accès direct

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Withdrawn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)
English (en)
Other versions
EP2208290A1 (fr
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/fr
Publication of EP2208290A4 publication Critical patent/EP2208290A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H04W74/0841—Random access procedures, e.g. with 4-step access with collision treatment
    • H04W74/0858—Random access procedures, e.g. with 4-step access 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 Détection de la collision de préambules d'accès direct Withdrawn EP2208290A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US98533507P 2007-11-05 2007-11-05
PCT/SE2008/050647 WO2009061255A1 (fr) 2007-11-05 2008-06-02 Détection de la collision de préambules d'accès direct

Publications (2)

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

Family

ID=40625992

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08779329.5A Withdrawn EP2208290A4 (fr) 2007-11-05 2008-06-02 Détection de la collision de préambules d'accès direct

Country Status (3)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8774113B2 (en) * 2009-07-07 2014-07-08 Telefonaktiebolaget L M Ericsson (Publ) Random access procedure utilizing cyclic shift of demodulation reference signal
CN102577551B (zh) * 2009-10-09 2015-03-25 瑞典爱立信有限公司 延伸的小区范围
US8478258B2 (en) 2010-03-05 2013-07-02 Intel Corporation Techniques to reduce false detection of control channel messages in a wireless network
CN102196479B (zh) 2010-03-10 2014-01-08 华为技术有限公司 定时提前值的共享检测方法、用户设备、基站及***
JP5545368B2 (ja) * 2010-06-18 2014-07-09 富士通株式会社 無線通信方法、無線通信装置および無線通信システム
JP2013021496A (ja) * 2011-07-11 2013-01-31 Fujitsu Ltd 移動局、及び送信制御方法
JP5770566B2 (ja) * 2011-08-24 2015-08-26 株式会社Ｎｔｔドコモ 基地局及び送信タイミング調整方法
WO2013051991A1 (fr) * 2011-10-07 2013-04-11 Telefonaktiebolaget L M Ericsson (Publ) Procédé de synchronisation de liaison montante et équipement utilisateur
EP3281460B1 (fr) * 2015-04-07 2020-01-29 QUALCOMM Incorporated Réglage de valeurs d'avance temporelle dans des dispositifs mobiles

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 (de) * 2005-12-22 2007-05-16 Interdigital Technology Corporation, Wilmington Drahtloses Kommunikationssystem zum Einstellen der Aufwärtsstrecken-Sendezeitsteuerung für den langfristig fortentwickelten Handover

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2695777B1 (fr) * 1992-09-15 1994-10-14 Alcatel Radiotelephone Procédé de transmission d'une information d'avance temporelle à un mobile évoluant dans des cellules d'un réseau GSM à BTS asynchrones.
FI112841B (fi) * 1999-06-01 2004-01-15 Nokia Corp Menetelmä ja järjestely yhteyden muodostamiseksi tukiaseman ja matkaviestimen välille sekä matkaviestin
US6633559B1 (en) * 1999-08-11 2003-10-14 Ericsson Inc. Apparatus and methods for extended base station range using staggered uplink frame structures
EP1972079A4 (fr) * 2005-12-23 2015-07-08 Lg Electronics Inc Procede et procedures pour communications non synchronisees, synchronisees et en attente de synchronisation dans des systemes e-utra
CA2640615A1 (fr) * 2006-01-30 2007-08-09 Israel Ben David Bryson Compositions et methodes pour traiter des patients atteints de maladies cardiovasculaires, cerebrovasculaires et autres maladies vasculaires
DK3203799T3 (en) * 2007-11-05 2018-11-26 Ericsson Telefon Ab L M 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 (de) * 2005-12-22 2007-05-16 Interdigital Technology Corporation, Wilmington Drahtloses Kommunikationssystem zum Einstellen der Aufwärtsstrecken-Sendezeitsteuerung für den langfristig fortentwickelten 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
JP5091328B2 (ja) 2012-12-05
WO2009061255A1 (fr) 2009-05-14
JP2011503959A (ja) 2011-01-27
EP2208290A1 (fr) 2010-07-21

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