HK1037435A1 - Portable terminal. - Google Patents

Portable terminal.

Info

Publication number
HK1037435A1
HK1037435A1 HK01106361A HK01106361A HK1037435A1 HK 1037435 A1 HK1037435 A1 HK 1037435A1 HK 01106361 A HK01106361 A HK 01106361A HK 01106361 A HK01106361 A HK 01106361A HK 1037435 A1 HK1037435 A1 HK 1037435A1
Authority
HK
Hong Kong
Prior art keywords
portable terminal
portable
terminal
Prior art date
Application number
HK01106361A
Other languages
English (en)
Inventor
Kazuhiro Arimitsu
Original Assignee
Nec Corp
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 Nec Corp filed Critical Nec Corp
Publication of HK1037435A1 publication Critical patent/HK1037435A1/xx

Links

Classifications

    • 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
    • H04B1/708—Parallel implementation
    • 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
    • H04B1/70757—Synchronisation aspects with code phase acquisition with increased resolution, i.e. higher than half a chip
    • 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
    • H04B1/709—Correlator structure
    • 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
    • H04B2201/70703—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation using multiple or variable rates

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Dc Digital Transmission (AREA)
HK01106361A 1999-08-26 2001-09-07 Portable terminal. HK1037435A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23998399A JP3412689B2 (ja) 1999-08-26 1999-08-26 携帯電話機

Publications (1)

Publication Number Publication Date
HK1037435A1 true HK1037435A1 (en) 2002-02-08

Family

ID=17052741

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01106361A HK1037435A1 (en) 1999-08-26 2001-09-07 Portable terminal.

Country Status (7)

Country Link
US (1) US6693955B1 (ja)
EP (1) EP1079537B1 (ja)
JP (1) JP3412689B2 (ja)
CN (1) CN1166094C (ja)
AU (1) AU766431B2 (ja)
DE (1) DE60002268T2 (ja)
HK (1) HK1037435A1 (ja)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3412689B2 (ja) * 1999-08-26 2003-06-03 日本電気株式会社 携帯電話機
JP3790163B2 (ja) * 2000-01-12 2006-06-28 三菱電機株式会社 移動通信端末
US7197098B2 (en) * 2000-12-29 2007-03-27 Intel Corporation High-speed serial data recovery
ATE505905T1 (de) 2001-02-09 2011-04-15 Canon Kk Informationsverarbeitungsgerät und seine steuerverfahren, computerprogramm, und speichermedium
JP3637884B2 (ja) * 2001-06-01 2005-04-13 ソニー株式会社 逆拡散装置、伝播路推定装置、受信装置ならびに干渉抑圧装置、逆拡散、伝播路推定、受信および干渉抑圧方法、該プログラムおよび該プログラムを記録した記録媒体
US8391249B2 (en) 2003-02-18 2013-03-05 Qualcomm Incorporated Code division multiplexing commands on a code division multiplexed channel
US8081598B2 (en) 2003-02-18 2011-12-20 Qualcomm Incorporated Outer-loop power control for wireless communication systems
US7155236B2 (en) 2003-02-18 2006-12-26 Qualcomm Incorporated Scheduled and autonomous transmission and acknowledgement
US8150407B2 (en) 2003-02-18 2012-04-03 Qualcomm Incorporated System and method for scheduling transmissions in a wireless communication system
US7660282B2 (en) 2003-02-18 2010-02-09 Qualcomm Incorporated Congestion control in a wireless data network
US8023950B2 (en) 2003-02-18 2011-09-20 Qualcomm Incorporated Systems and methods for using selectable frame durations in a wireless communication system
US7215930B2 (en) 2003-03-06 2007-05-08 Qualcomm, Incorporated Method and apparatus for providing uplink signal-to-noise ratio (SNR) estimation in a wireless communication
US8705588B2 (en) 2003-03-06 2014-04-22 Qualcomm Incorporated Systems and methods for using code space in spread-spectrum communications
US8477592B2 (en) 2003-05-14 2013-07-02 Qualcomm Incorporated Interference and noise estimation in an OFDM system
US8489949B2 (en) 2003-08-05 2013-07-16 Qualcomm Incorporated Combining grant, acknowledgement, and rate control commands
JP5227807B2 (ja) * 2006-01-27 2013-07-03 トムソン ライセンシング 多重解像度／マルチパスサーチャの方法及び装置
US20070248191A1 (en) * 2006-04-25 2007-10-25 Telefonaktiebolaget Lm Ericsson (Publ) Baseband sample selection
US7864884B2 (en) 2006-04-27 2011-01-04 Nokia Corporation Signal detection in OFDM system
US8045927B2 (en) 2006-04-27 2011-10-25 Nokia Corporation Signal detection in multicarrier communication system

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2273362A1 (en) 1974-05-31 1975-12-26 Alsthom Cgee High voltage circuit breaker - has fixed contact with semi-mobile contact movable from mobile contact by spring
JPS6193746A (ja) 1984-10-12 1986-05-12 Sony Corp スペクトラム拡散通信復調装置
US4910752A (en) 1987-06-15 1990-03-20 Motorola, Inc. Low power digital receiver
US5465405A (en) * 1992-07-30 1995-11-07 Raytheon Company Apparatus and method for detecting signals
US5841808A (en) * 1995-03-23 1998-11-24 Mcdonnell Douglas Corporation Spread spectrum chip rate tracking system
JP3030230B2 (ja) 1995-06-06 2000-04-10 松下電器産業株式会社 拡散通信システムの受信装置
FR2737362B1 (fr) * 1995-07-25 1997-10-10 Matra Communication Procede de selection des retards de propagation retenus pour recevoir des messages transmis par radiocommunication a etalement de spectre
US6118808A (en) * 1996-07-12 2000-09-12 General Electric Company GPS receiver with efficient signal acquisition
JPH10145326A (ja) 1996-11-14 1998-05-29 Fujitsu Ltd Ｃｄｍａシステム用受信装置
US5864315A (en) * 1997-04-07 1999-01-26 General Electric Company Very low power high accuracy time and frequency circuits in GPS based tracking units
JP3408944B2 (ja) 1997-04-24 2003-05-19 シャープ株式会社 スペクトル直接拡散通信システムにおける復調装置及び同システムにおける相関器
JP3751419B2 (ja) 1997-06-16 2006-03-01 松下電器産業株式会社 マッチドフィルタおよび同期方法
JP2856249B2 (ja) 1997-06-24 1999-02-10 日本電気株式会社 Ｃｄｍａ同期捕捉回路
JP3159378B2 (ja) 1997-08-13 2001-04-23 日本電気株式会社 スペクトル拡散通信方式
JP3793632B2 (ja) 1997-12-18 2006-07-05 松下電器産業株式会社 セルサーチ方法及び移動局装置
JP3308481B2 (ja) * 1998-01-09 2002-07-29 沖電気工業株式会社 相関値算出装置
DE19824218C1 (de) * 1998-05-29 2000-03-23 Ericsson Telefon Ab L M Multipfad-Ausbreitungsverzögerungs-Bestimmungsvorrichtung unter Verwendung von periodisch eingefügten Pilotsymbolen
JP3412689B2 (ja) * 1999-08-26 2003-06-03 日本電気株式会社 携帯電話機
US6292748B1 (en) * 2000-07-14 2001-09-18 General Electric Company Reduction of time error in GPS localization without a highly accurate clock

Also Published As

Publication number Publication date
EP1079537A3 (en) 2001-11-07
DE60002268T2 (de) 2004-01-15
DE60002268D1 (de) 2003-05-28
CN1286545A (zh) 2001-03-07
EP1079537B1 (en) 2003-04-23
US6693955B1 (en) 2004-02-17
JP3412689B2 (ja) 2003-06-03
EP1079537A2 (en) 2001-02-28
CN1166094C (zh) 2004-09-08
AU766431B2 (en) 2003-10-16
JP2001069568A (ja) 2001-03-16
AU5359600A (en) 2001-03-01

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20080824