DE69629266D1 - Verfahren, system und mobilstation zur cdma-mobilkommunikation - Google Patents

Verfahren, system und mobilstation zur cdma-mobilkommunikation

Info

Publication number
DE69629266D1
DE69629266D1 DE69629266T DE69629266T DE69629266D1 DE 69629266 D1 DE69629266 D1 DE 69629266D1 DE 69629266 T DE69629266 T DE 69629266T DE 69629266 T DE69629266 T DE 69629266T DE 69629266 D1 DE69629266 D1 DE 69629266D1
Authority
DE
Germany
Prior art keywords
mobile communication
mobile station
cdma
cdma mobile
mobile
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
DE69629266T
Other languages
English (en)
Other versions
DE69629266T2 (de
Inventor
Fumiyuki Adachi
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.)
NTT Docomo Inc
Original Assignee
NTT Docomo 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 NTT Docomo Inc filed Critical NTT Docomo Inc
Publication of DE69629266D1 publication Critical patent/DE69629266D1/de
Application granted granted Critical
Publication of DE69629266T2 publication Critical patent/DE69629266T2/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
    • 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
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041—Arrangements at the transmitter end
    • H04L1/0042—Encoding specially adapted to other signal generation operation, e.g. in order to reduce transmit distortions, jitter, or to improve signal shape
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/0048—Decoding adapted to other signal detection operation in conjunction with detection of multiuser or interfering signals, e.g. iteration between CDMA or MIMO detector and FEC decoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2621—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using frequency division multiple access [FDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/304—Reselection being triggered by specific parameters by measured or perceived connection quality data due to measured or perceived resources with higher communication quality
    • 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)
DE69629266T 1995-05-31 1996-05-30 Verfahren, system und mobilstation zur cdma-mobilkommunikation Expired - Fee Related DE69629266T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP13443795 1995-05-31
JP13443795 1995-05-31
PCT/JP1996/001460 WO1996038999A1 (fr) 1995-05-31 1996-05-30 Procede et systeme de communication mobile a acces multiple par code de repartition (cdma) et equipement de station mobile

Publications (2)

Publication Number Publication Date
DE69629266D1 true DE69629266D1 (de) 2003-09-04
DE69629266T2 DE69629266T2 (de) 2004-04-22

Family

ID=15128348

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69629266T Expired - Fee Related DE69629266T2 (de) 1995-05-31 1996-05-30 Verfahren, system und mobilstation zur cdma-mobilkommunikation

Country Status (7)

Country Link
US (1) US5953324A (de)
EP (2) EP1229752B1 (de)
KR (1) KR100220139B1 (de)
CN (2) CN1105475C (de)
CA (1) CA2195981C (de)
DE (1) DE69629266T2 (de)
WO (1) WO1996038999A1 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10336147A (ja) * 1997-06-03 1998-12-18 Oki Electric Ind Co Ltd Ｃｄｍａ送受信装置および送信レート可変方法
US6603751B1 (en) * 1998-02-13 2003-08-05 Qualcomm Incorporated Method and system for performing a handoff in a wireless communication system, such as a hard handoff
CN1269381C (zh) * 1998-05-07 2006-08-09 高通股份有限公司 无线通信系统中协调短消息发送与硬切换搜索的方法
US6553064B1 (en) * 1998-05-07 2003-04-22 Qualcomm Incorporated Method and apparatus for performing mobile station assisted hard handoff using error correction codes
GB2337413A (en) * 1998-05-15 1999-11-17 Nokia Mobile Phones Ltd alternative Channel Measurement in a Radio Communication system
US20030194033A1 (en) 1998-05-21 2003-10-16 Tiedemann Edward G. Method and apparatus for coordinating transmission of short messages with hard handoff searches in a wireless communications system
US7596378B1 (en) * 1999-09-30 2009-09-29 Qualcomm Incorporated Idle mode handling in a hybrid GSM/CDMA network
US6587446B2 (en) * 1999-02-11 2003-07-01 Qualcomm Incorporated Handoff in a wireless communication system
US6597922B1 (en) 1999-05-14 2003-07-22 Qualcomm Incorporated Method and apparatus for efficient candidate frequency search while initiating a handoff in a code division multiple access communication system
EP1058473A1 (de) * 1999-05-26 2000-12-06 Motorola, Inc. Gruppenweiterreichen in einem zellularen Kommunikationsnetz
JP3445186B2 (ja) 1999-07-08 2003-09-08 松下電器産業株式会社 Ｃｄｍａ受信機
US6732302B1 (en) 1999-09-30 2004-05-04 Telefonaktiebolaget Lm Ericcson (Publ) Blind rate detection in a multiplexed transmission system
KR100308848B1 (ko) * 1999-10-22 2001-11-02 김대기 광대역 코드 분할 다중 접속 시스템에서 협대역 코드 분할 다중 접속 시스템으로의 핸드 오프 방법
US7197768B2 (en) * 2001-07-09 2007-03-27 Advanced Micro Devices, Inc. Software modem for communicating data using encrypted data and unencrypted control codes
EP2538723B1 (de) 2001-08-14 2019-07-03 Qualcomm Incorporated Verfahren und Vorrichtung für drahtlose Netzwerkkonnektivität
EP2512185B1 (de) 2003-09-04 2016-02-10 Fujitsu Limited Kommunikationssystem
DE102004022147A1 (de) * 2004-05-05 2005-12-01 Siemens Ag Verfahren zum Durchführen von Messungen durch eine Mobilstation eines Funkkommunikationssystems sowie entsprechende mobile Station und Einheit für ein Funkkommunikationssystem
JP2005347846A (ja) * 2004-05-31 2005-12-15 Kyocera Corp 基地局装置及び基地局装置制御方法
JP4691953B2 (ja) * 2004-10-22 2011-06-01 日本電気株式会社 ディジタル信号送受信システム、並びにそれに用いるディジタル信号送信装置及びディジタル信号受信装置
JP4929590B2 (ja) * 2004-12-17 2012-05-09 富士通株式会社 移動局および移動局の通信方法
JP4277832B2 (ja) * 2005-07-19 2009-06-10 ソニー株式会社 通信方法及び端末装置
JP4771835B2 (ja) * 2006-03-06 2011-09-14 株式会社リコー トナー及び画像形成方法
US8401479B2 (en) * 2008-08-08 2013-03-19 Motorola Mobility Llc Managing interference from femtocells
US8964692B2 (en) 2008-11-10 2015-02-24 Qualcomm Incorporated Spectrum sensing of bluetooth using a sequence of energy detection measurements
GB2494644B (en) * 2011-09-13 2016-08-17 Skype Transmitting data over mulitiple networks
US9226208B2 (en) * 2012-04-06 2015-12-29 Apple Inc. Apparatus and methods for resolving incomplete message content in networks
CN103246261A (zh) * 2013-04-22 2013-08-14 深圳华中数控有限公司 一种使用Android终端控制机械设备的系统及方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5101501A (en) * 1989-11-07 1992-03-31 Qualcomm Incorporated Method and system for providing a soft handoff in communications in a cdma cellular telephone system
JPH05268128A (ja) * 1992-03-18 1993-10-15 Kokusai Denshin Denwa Co Ltd <Kdd> Ｃｄｍａ通信方式
US5568472A (en) * 1992-11-04 1996-10-22 Ntt Mobile Communications Network Inc. Code division multiple access mobile communication system
JP2797921B2 (ja) * 1993-10-04 1998-09-17 松下電器産業株式会社 拡散符号生成方式
US5488629A (en) * 1993-02-17 1996-01-30 Matsushita Electric Industrial Co., Ltd. Signal processing circuit for spread spectrum communications
JP2802870B2 (ja) * 1993-03-10 1998-09-24 エヌ・ティ・ティ移動通信網株式会社 符号分割多重移動通信機及び符号分割多重移動通信のセル選択方法
JP3080204B2 (ja) * 1993-05-12 2000-08-21 株式会社エヌ・ティ・ティ・ドコモ スペクトラム拡散移動通信の通信中チャネル切替方法
DE69423810T2 (de) * 1993-05-12 2000-10-12 Nippon Telegraph & Telephone Verfahren zum Weiterreichen und Mobilstation für Spreizspektrum Kommunikationssystem
TW306102B (de) * 1993-06-14 1997-05-21 Ericsson Telefon Ab L M
US5313489A (en) * 1993-06-25 1994-05-17 Motorola, Inc. Signal processing in communication systems
US5768306A (en) * 1993-09-06 1998-06-16 Ntt Mobile Communications Network, Inc. Sliding correlator used in CDMA systems to establish initial synchronization
DE69535838D1 (de) * 1994-02-09 2008-10-23 Nippon Telegraph & Telephone Verfahren und Gerät für CDMA mobile Kommunikationen

Also Published As

Publication number Publication date
CA2195981C (en) 2000-09-19
EP0773695B1 (de) 2003-07-30
CN1155965A (zh) 1997-07-30
CN1105475C (zh) 2003-04-09
CN1337796A (zh) 2002-02-27
KR100220139B1 (ko) 1999-09-01
US5953324A (en) 1999-09-14
CN1170386C (zh) 2004-10-06
EP0773695A4 (de) 1999-04-07
WO1996038999A1 (fr) 1996-12-05
CA2195981A1 (en) 1996-12-05
KR970705321A (ko) 1997-09-06
EP1229752A1 (de) 2002-08-07
EP1229752B1 (de) 2004-10-13
EP0773695A1 (de) 1997-05-14
DE69629266T2 (de) 2004-04-22

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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