Nova Patents
ATE277458T1

Method and apparatus for performing code acquisition in a cdma communications system

Abstract

A novel an improved method of acquisition in a spread spectrum communication system is presented. In the present invention, a large window of PN chip offset hypotheses are searched and if an energy signal is found that might indicate the presence of the pilot signal having one of the chip offsets of the large search window, then a search of a subset of offset hypotheses, or small window, is searched.

Term

Term ended

Projected expiry passed 10 July 2015, 11.2 years ago.

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32 members in 19 offices

This recordMember, by publication datePriority claim9 more offices are in the list below

Priority claims2

Priority claims
DocumentOfficeKindDate
28330494United States of AmericaA
9508659United States of AmericaW

Members32

Family members, oldest first
DocumentOfficeKind
IL114762A0IsraelA0
IL114762D0IsraelD0
CA2172370A1CanadaA1
WO9604716A1World Intellectual Property Organization (WIPO)A1
AU3095895AAustraliaA
FI961294AFinlandA
FI961294A0FinlandA0
FI961294LFinlandL
ZA955939BSouth AfricaB
EP0721703A1European Patent Office (EPO)A1
CN1130962AChinaA
JPH09503374AJapanA
TW305089BTaiwan Province of ChinaB
MX9601211AMexicoA
US5644591AUnited States of AmericaA
BR9506273ABrazilA
AU687228B2AustraliaB2
IL114762AIsraelA
HK1015197AHong Kong, ChinaA
HK1015197A1Hong Kong, ChinaA1
JP3040481B2JapanB2
MY113395AMalaysiaA
CN1103147CChinaC
KR100386020B1Republic of KoreaB1
RU2216852C2Russian FederationC2
EP0721703B1European Patent Office (EPO)B1
AT277458TAustriaT
ATE277458T1This recordAustriaT1
DE69533540D1GermanyD1
FI114593BFinlandB
DE69533540T2GermanyT2
CA2172370CCanadaC