TW200719737A - Fast cell selection in TD-CDMA (UMTS TDD) - Google Patents

Fast cell selection in TD-CDMA (UMTS TDD)

Info

Publication number
TW200719737A
TW200719737A TW095131421A TW95131421A TW200719737A TW 200719737 A TW200719737 A TW 200719737A TW 095131421 A TW095131421 A TW 095131421A TW 95131421 A TW95131421 A TW 95131421A TW 200719737 A TW200719737 A TW 200719737A
Authority
TW
Taiwan
Prior art keywords
user device
cell selection
vas
sectors
fast cell
Prior art date
Application number
TW095131421A
Other languages
English (en)
Inventor
Sharad Deepak Sambhwani
Avneesh Agrawal
Juan Montojo
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of TW200719737A publication Critical patent/TW200719737A/zh

Links

Classifications

    • 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
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/20—Selecting an access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70718—Particular systems or standards
    • H04B2201/70724—UMTS
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink
    • H04W36/00692—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink using simultaneous multiple data streams, e.g. cooperative multipoint [CoMP], carrier aggregation [CA] or multiple input multiple output [MIMO]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/16—Performing reselection for specific purposes
    • H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
TW095131421A 2005-08-26 2006-08-25 Fast cell selection in TD-CDMA (UMTS TDD) TW200719737A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71198905P 2005-08-26 2005-08-26
US11/365,360 US8855704B2 (en) 2005-08-26 2006-02-28 Fast cell selection in TD-CDMA (UMTS TDD)

Publications (1)

Publication Number Publication Date
TW200719737A true TW200719737A (en) 2007-05-16

Family

ID=37600759

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095131421A TW200719737A (en) 2005-08-26 2006-08-25 Fast cell selection in TD-CDMA (UMTS TDD)

Country Status (10)

Country Link
US (1) US8855704B2 (zh)
EP (1) EP1917835B1 (zh)
JP (1) JP4699523B2 (zh)
KR (1) KR101012630B1 (zh)
CN (1) CN101297584B (zh)
AR (1) AR055396A1 (zh)
AT (1) ATE445980T1 (zh)
DE (1) DE602006009819D1 (zh)
TW (1) TW200719737A (zh)
WO (1) WO2007025308A1 (zh)

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Also Published As

Publication number Publication date
ATE445980T1 (de) 2009-10-15
JP2009506684A (ja) 2009-02-12
EP1917835A1 (en) 2008-05-07
EP1917835B1 (en) 2009-10-14
KR20080049779A (ko) 2008-06-04
CN101297584A (zh) 2008-10-29
KR101012630B1 (ko) 2011-02-09
US8855704B2 (en) 2014-10-07
WO2007025308A1 (en) 2007-03-01
JP4699523B2 (ja) 2011-06-15
DE602006009819D1 (de) 2009-11-26
AR055396A1 (es) 2007-08-22
CN101297584B (zh) 2013-03-27
US20070049324A1 (en) 2007-03-01

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