DE69841489D1 - Mobilunterstützte zeitsynchronisation in einem cdma nachrichtenübertragungssystem - Google Patents

Mobilunterstützte zeitsynchronisation in einem cdma nachrichtenübertragungssystem

Info

Publication number
DE69841489D1
DE69841489D1 DE69841489T DE69841489T DE69841489D1 DE 69841489 D1 DE69841489 D1 DE 69841489D1 DE 69841489 T DE69841489 T DE 69841489T DE 69841489 T DE69841489 T DE 69841489T DE 69841489 D1 DE69841489 D1 DE 69841489D1
Authority
DE
Germany
Prior art keywords
mobile
transmission system
message transmission
time synchronization
cdma message
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 - Lifetime
Application number
DE69841489T
Other languages
English (en)
Inventor
Charles E Wheatley
Edward G Tiedemann
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.)
Qualcomm Inc
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
Application granted granted Critical
Publication of DE69841489D1 publication Critical patent/DE69841489D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
    • 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
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • 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
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/70751—Synchronisation aspects with code phase acquisition using partial detection
    • H04B1/70753—Partial phase search
    • 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
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/7077—Multi-step acquisition, e.g. multi-dwell, coarse-fine or validation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • 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
    • 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
    • H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
    • 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
    • H04B2201/70702—Intercell-related aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/16—Interfaces between hierarchically similar devices
    • H04W92/20—Interfaces between hierarchically similar devices between access points
DE69841489T 1997-09-19 1998-09-18 Mobilunterstützte zeitsynchronisation in einem cdma nachrichtenübertragungssystem Expired - Lifetime DE69841489D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/933,888 US5872774A (en) 1997-09-19 1997-09-19 Mobile station assisted timing synchronization in a CDMA communication system
PCT/US1998/019467 WO1999016183A2 (en) 1997-09-19 1998-09-18 Mobile station assisted timing synchronization in a cdma communication system

Publications (1)

Publication Number Publication Date
DE69841489D1 true DE69841489D1 (de) 2010-03-25

Family

ID=25464653

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69841489T Expired - Lifetime DE69841489D1 (de) 1997-09-19 1998-09-18 Mobilunterstützte zeitsynchronisation in einem cdma nachrichtenübertragungssystem

Country Status (23)

Country Link
US (3) US5872774A (de)
EP (1) EP1016225B1 (de)
JP (1) JP4159742B2 (de)
KR (1) KR100633189B1 (de)
CN (1) CN1130032C (de)
AR (1) AR013508A1 (de)
AT (1) ATE457101T1 (de)
AU (1) AU741092B2 (de)
BR (1) BR9812471B1 (de)
CA (1) CA2302404C (de)
DE (1) DE69841489D1 (de)
ES (1) ES2337637T3 (de)
HK (1) HK1029681A1 (de)
HU (1) HU229360B1 (de)
ID (1) ID25527A (de)
IL (1) IL135071A0 (de)
MX (1) MXPA00002753A (de)
NO (1) NO318829B1 (de)
NZ (1) NZ503071A (de)
PL (1) PL193025B1 (de)
RU (2) RU2231224C2 (de)
TW (1) TW444475B (de)
WO (1) WO1999016183A2 (de)

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