DE69033402T2 - Unterbrechungsfreie übergabe in einem zellularen cdma telefonsystem - Google Patents

Unterbrechungsfreie übergabe in einem zellularen cdma telefonsystem

Info

Publication number
DE69033402T2
DE69033402T2 DE69033402T DE69033402T DE69033402T2 DE 69033402 T2 DE69033402 T2 DE 69033402T2 DE 69033402 T DE69033402 T DE 69033402T DE 69033402 T DE69033402 T DE 69033402T DE 69033402 T2 DE69033402 T2 DE 69033402T2
Authority
DE
Germany
Prior art keywords
site
cell
mobile user
communications
user
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
DE69033402T
Other languages
English (en)
Other versions
DE69033402T3 (de
DE69033402D1 (de
Inventor
Klein Gilhousen
Roberto Padovani
Charles Wheatley
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23718580&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69033402(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of DE69033402D1 publication Critical patent/DE69033402D1/de
Publication of DE69033402T2 publication Critical patent/DE69033402T2/de
Anticipated expiration legal-status Critical
Publication of DE69033402T3 publication Critical patent/DE69033402T3/de
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • 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
    • 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
DE69033402T 1989-11-07 1990-11-05 Unterbrechungsfreie übergabe in einem zellularen cdma telefonsystem Expired - Lifetime DE69033402T3 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US07/433,030 US5101501A (en) 1989-11-07 1989-11-07 Method and system for providing a soft handoff in communications in a cdma cellular telephone system
US433030 1989-11-07
EP91900460A EP0500775B2 (de) 1989-11-07 1990-11-05 Unterbrechungsfreie übergabe in einem zellularen cdma telefonsystem
PCT/US1990/006416 WO1991007020A1 (en) 1989-11-07 1990-11-05 Soft handoff in a cdma cellular telephone system

Publications (3)

Publication Number Publication Date
DE69033402D1 DE69033402D1 (de) 2000-01-27
DE69033402T2 true DE69033402T2 (de) 2001-08-23
DE69033402T3 DE69033402T3 (de) 2012-10-04

Family

ID=23718580

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69033402T Expired - Lifetime DE69033402T3 (de) 1989-11-07 1990-11-05 Unterbrechungsfreie übergabe in einem zellularen cdma telefonsystem

Country Status (22)

Country Link
US (1) US5101501A (de)
EP (1) EP0500775B2 (de)
JP (1) JP3014753B2 (de)
KR (1) KR0157636B1 (de)
CN (4) CN100471326C (de)
AT (1) ATE188073T1 (de)
AU (1) AU646421B2 (de)
BR (1) BR9007828A (de)
CA (2) CA2073027C (de)
DE (1) DE69033402T3 (de)
DK (1) DK0500775T4 (de)
ES (1) ES2142800T5 (de)
FI (1) FI108974B (de)
GR (1) GR3032996T3 (de)
HK (2) HK1014810A1 (de)
IL (1) IL96219A (de)
MX (1) MX173031B (de)
MY (1) MY105491A (de)
NO (1) NO304210B1 (de)
SG (1) SG48290A1 (de)
WO (1) WO1991007020A1 (de)
ZA (1) ZA908857B (de)

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CA2073027C (en) 2002-01-15
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HK1014810A1 (en) 1999-09-30
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AU646421B2 (en) 1994-02-24
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