DE60201983D1 - Verfahren und Vorrichtung zur Spreizband-Nachrichtenübertragung - Google Patents

Verfahren und Vorrichtung zur Spreizband-Nachrichtenübertragung

Info

Publication number
DE60201983D1
DE60201983D1 DE60201983T DE60201983T DE60201983D1 DE 60201983 D1 DE60201983 D1 DE 60201983D1 DE 60201983 T DE60201983 T DE 60201983T DE 60201983 T DE60201983 T DE 60201983T DE 60201983 D1 DE60201983 D1 DE 60201983D1
Authority
DE
Germany
Prior art keywords
band communication
spreading band
spreading
communication
band
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 - Fee Related
Application number
DE60201983T
Other languages
English (en)
Other versions
DE60201983T2 (de
Inventor
Eiji Iimori
Masami Morimoto
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE60201983D1 publication Critical patent/DE60201983D1/de
Application granted granted Critical
Publication of DE60201983T2 publication Critical patent/DE60201983T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
    • H04W52/029—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment reducing the clock frequency of the controller
    • 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
    • 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
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
    • 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
    • H04B2201/70707—Efficiency-related aspects
    • H04B2201/70709—Efficiency-related aspects with discontinuous detection
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
DE2002601983 2002-07-05 2002-09-13 Verfahren und Vorrichtung zur Spreizband-Nachrichtenübertragung Expired - Fee Related DE60201983T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002196951A JP3637333B2 (ja) 2002-07-05 2002-07-05 スペクトラム拡散通信装置およびその制御方法
JP2002196951 2002-07-05

Publications (2)

Publication Number Publication Date
DE60201983D1 true DE60201983D1 (de) 2004-12-23
DE60201983T2 DE60201983T2 (de) 2005-11-03

Family

ID=29720310

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2002601983 Expired - Fee Related DE60201983T2 (de) 2002-07-05 2002-09-13 Verfahren und Vorrichtung zur Spreizband-Nachrichtenübertragung

Country Status (5)

Country Link
US (1) US7085312B2 (de)
EP (1) EP1379008B1 (de)
JP (1) JP3637333B2 (de)
CN (1) CN1225845C (de)
DE (1) DE60201983T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7190962B2 (en) * 2004-04-01 2007-03-13 Qualcomm Incorporated Networked wireless communications device programmed to identify and eliminate probable multipath errors to enhance accuracy in correcting sleep clock for thermally induced errors
JP5125916B2 (ja) * 2008-09-10 2013-01-23 富士通株式会社 受信装置および通信制御方法
JP5382094B2 (ja) * 2011-11-21 2014-01-08 日本電気株式会社 無線通信システム、無線通信装置及びそれらに用いる有効パス検出方法
CN104917566B (zh) * 2015-06-04 2017-06-23 长安大学 基于扩频技术的智能交通光信号接收系统及其控制方法
WO2020015828A1 (en) * 2018-07-18 2020-01-23 Shenzhen Goodix Technology Co. , Ltd. Method and apparatus for digital quartz temperature and drift compensation for a sleep timer of a nb-iot device
CN112398766B (zh) * 2019-08-12 2022-07-12 成都鼎桥通信技术有限公司 一种频偏补偿方法和装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5428820A (en) * 1993-10-01 1995-06-27 Motorola Adaptive radio receiver controller method and apparatus
US5574747A (en) * 1995-01-04 1996-11-12 Interdigital Technology Corporation Spread spectrum adaptive power control system and method
JP3372135B2 (ja) * 1995-05-24 2003-01-27 ソニー株式会社 通信端末装置
US6016312A (en) 1997-02-28 2000-01-18 Motorola, Inc. Radiotelephone and method for clock calibration for slotted paging mode in a CDMA radiotelephone system
US6088602A (en) * 1998-03-27 2000-07-11 Lsi Logic Corporation High resolution frequency calibrator for sleep mode clock in wireless communications mobile station
JP3555435B2 (ja) 1998-03-31 2004-08-18 株式会社日立製作所 移動通信端末
JP3287398B2 (ja) * 1998-09-01 2002-06-04 日本電気株式会社 Ｃｄｍａ受信機及びｃｄｍａ受信機における間欠受信方法
JP3930187B2 (ja) 1999-03-03 2007-06-13 株式会社日立コミュニケーションテクノロジー 同期制御方法、受信機、基地局及び移動端末
JP2000333585A (ja) 1999-05-28 2000-12-05 Toshiyuki Shinbayashi 小動物捕獲器
FI19991871A (fi) 1999-09-02 2001-03-02 Nokia Networks Oy Menetelmä signaalikomponenttien käsittelemiseksi kommunikaatiojärjestelmässä ja vastanotin
US6873648B1 (en) 2000-03-02 2005-03-29 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for fast detection of locations of path rays in a receiver having multiple time references
US6639907B2 (en) * 2000-09-26 2003-10-28 Qualcomm, Incorporated Method and apparatus for processing paging indicator bits transmitted on a quick paging channel

Also Published As

Publication number Publication date
JP3637333B2 (ja) 2005-04-13
US7085312B2 (en) 2006-08-01
EP1379008B1 (de) 2004-11-17
CN1466271A (zh) 2004-01-07
JP2004040613A (ja) 2004-02-05
EP1379008A1 (de) 2004-01-07
DE60201983T2 (de) 2005-11-03
CN1225845C (zh) 2005-11-02
US20040004996A1 (en) 2004-01-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee