DE69734943D1 - Aufbau von Makrodiversity mit Zufallszugriffsverbindungen in einem zellularen Funkkommunikationssystem - Google Patents

Aufbau von Makrodiversity mit Zufallszugriffsverbindungen in einem zellularen Funkkommunikationssystem

Info

Publication number
DE69734943D1
DE69734943D1 DE69734943T DE69734943T DE69734943D1 DE 69734943 D1 DE69734943 D1 DE 69734943D1 DE 69734943 T DE69734943 T DE 69734943T DE 69734943 T DE69734943 T DE 69734943T DE 69734943 D1 DE69734943 D1 DE 69734943D1
Authority
DE
Germany
Prior art keywords
signal
demodulator
macrodiversity
construction
communication system
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
DE69734943T
Other languages
English (en)
Other versions
DE69734943T2 (de
Inventor
Hannu Haekkinen
Seppo Granlund
Seppo Haemaelaeinen
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
Nokia Oyj
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 Nokia Oyj filed Critical Nokia Oyj
Publication of DE69734943D1 publication Critical patent/DE69734943D1/de
Application granted granted Critical
Publication of DE69734943T2 publication Critical patent/DE69734943T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/34—Reselection control
    • H04W36/36—Reselection control by user or terminal equipment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/20—Selecting an access point
    • 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
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Telephone Function (AREA)
  • Radio Relay Systems (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
DE69734943T 1996-02-06 1997-02-04 Aufbau von Makrodiversity mit Zufallszugriffsverbindungen in einem zellularen Funkkommunikationssystem Expired - Lifetime DE69734943T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI960541 1996-02-06
FI960541A FI102447B (fi) 1996-02-06 1996-02-06 Yhteydenmuodostusmenetelmä, tilaajapäätelaite ja radiojärjestelmä

Publications (2)

Publication Number Publication Date
DE69734943D1 true DE69734943D1 (de) 2006-01-26
DE69734943T2 DE69734943T2 (de) 2006-07-13

Family

ID=8545314

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69734943T Expired - Lifetime DE69734943T2 (de) 1996-02-06 1997-02-04 Aufbau von Makrodiversity mit Zufallszugriffsverbindungen in einem zellularen Funkkommunikationssystem
DE69730992T Expired - Lifetime DE69730992T2 (de) 1996-02-06 1997-02-04 Verbindungsherstellungsverfahren, teilnehmereinheit und funksystem

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69730992T Expired - Lifetime DE69730992T2 (de) 1996-02-06 1997-02-04 Verbindungsherstellungsverfahren, teilnehmereinheit und funksystem

Country Status (11)

Country Link
US (2) USRE39381E1 (de)
EP (2) EP1437913B1 (de)
JP (1) JP4020967B2 (de)
CN (1) CN1136742C (de)
AT (2) ATE278299T1 (de)
AU (1) AU719096B2 (de)
DE (2) DE69734943T2 (de)
ES (2) ES2252722T3 (de)
FI (1) FI102447B (de)
NO (1) NO316591B1 (de)
WO (1) WO1997029596A2 (de)

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US7003297B2 (en) * 1999-04-06 2006-02-21 Telefonaktiebolaget Lm Ericsson (Publ) Partial support of mobility between radio access networks
DE19918371C1 (de) * 1999-04-22 2000-11-02 Siemens Ag Stochastische Sendeleistungseinstellung in einem Kanal zum willkürlichen Zugriff eines Funk-Kommunikationssystems
FI109072B (fi) * 1999-06-16 2002-05-15 Nokia Corp Menetelmä ja järjestely kanavakoodaus- ja lomitusmenettelyn valitsemiseksi eräissä pakettidatayhteyksissä
JP3793380B2 (ja) 1999-10-22 2006-07-05 株式会社エヌ・ティ・ティ・ドコモ Ｃｄｍａ移動通信システムにおける下りリンクのパイロットチャネルの送信方法およびｃｄｍａ移動通信システム
JP2001160801A (ja) * 1999-12-02 2001-06-12 Sony Corp 二重方式デジタルデータ伝送方法および装置
JP3631083B2 (ja) * 2000-02-14 2005-03-23 三洋電機株式会社 無線基地局及び移動局
DE60028179T2 (de) * 2000-03-14 2007-03-15 Lucent Technologies Inc. Vefahren und Mobilfunknetz zum Minimieren der RACH-Sendeleistung
EP1653756A1 (de) * 2000-10-19 2006-05-03 NTT DoCoMo, Inc. Übertragungsverfahren eines Abwärtspilotkanals in einem CDMA-Mobilkommunikationssystem, und CDMA-Kommunikationssystem
US7050480B2 (en) * 2000-10-27 2006-05-23 L3 Communications Corporation Code assignment algorithm for synchronous DS-CDMA links with SDMA using estimated spatial signature vectors
US6850498B2 (en) * 2000-12-22 2005-02-01 Intel Corporation Method and system for evaluating a wireless link
JP3540782B2 (ja) * 2001-08-06 2004-07-07 三洋電機株式会社 無線基地装置、無線端末装置、移動体通信システム、および受信動作制御プログラム
US7103662B2 (en) * 2002-01-16 2006-09-05 Telefonaktiebolaget Lm Ericsson (Publ) System and method for improved session management in a data cellular network
US7623477B2 (en) * 2002-05-06 2009-11-24 Qualcomm, Incorporated Methods and apparatus for downlink macro-diversity in cellular networks
US8665734B2 (en) * 2002-05-06 2014-03-04 Qualcomm Incorporated Methods and apparatus for uplink macro-diversity in packet-switched cellular networks
NZ520650A (en) * 2002-08-08 2005-08-26 Tait Electronics Ltd Improvements relating to radio communication systems
GB2391755B (en) * 2002-08-10 2006-01-11 Motorola Inc Apparatus and method for cell selection in cellular communcation system
US6928283B2 (en) * 2002-09-20 2005-08-09 Interdigitial Technology Corporation Method and system for improved beacon acquisition performance with time slot and antenna sector reuse
KR100590863B1 (ko) * 2003-04-29 2006-06-19 삼성전자주식회사 사설 무선 고속 데이터 시스템에서 단말기 인증 및 호처리 장치 및 그 방법
US7715350B2 (en) * 2003-06-12 2010-05-11 Broadcom Corporation Classifier for communication device
JP2005117110A (ja) * 2003-10-02 2005-04-28 Ntt Docomo Inc 移動局
US20070082617A1 (en) * 2005-10-11 2007-04-12 Crestcom, Inc. Transceiver with isolation-filter compensation and method therefor
JP2007195076A (ja) * 2006-01-20 2007-08-02 Nec Corp 無線通信システムとその送信電力制御方法および装置
CN101155415B (zh) * 2006-09-29 2011-02-23 中兴通讯股份有限公司 基于随机接入信道的切换接入方法和装置
US8406768B1 (en) 2008-10-13 2013-03-26 Sprint Spectrum L.P. Method and system for maintaining a reverse-active set that defines which sectors receive reverse-link signals
US8095143B2 (en) * 2009-02-13 2012-01-10 Telefonaktiebolaget L M Ericsson Random access channel (RACH) reconfiguration for temporarily extended cell coverage
JP5569322B2 (ja) * 2010-10-07 2014-08-13 ソニー株式会社 無線端末、無線通信方法、および無線通信システム
US9030955B2 (en) * 2011-11-08 2015-05-12 Marvell World Trade Ltd. Network access mechanism based on power
KR101892927B1 (ko) * 2012-05-21 2018-10-04 삼성전자주식회사 통신 시스템에서 소형 기지국의 동작을 제어하는 방법 및 그에 따른 소형 기지국
JP6584929B2 (ja) * 2015-11-17 2019-10-02 株式会社東芝 無線通信装置及び無線ネットワーク
CN106911366A (zh) * 2015-12-22 2017-06-30 华为技术有限公司 无线通信方法和装置
GB2546099B (en) * 2016-01-08 2019-05-29 Samsung Electronics Co Ltd Initial access method
WO2019178246A1 (en) * 2018-03-13 2019-09-19 Alibaba Group Holding Limited Terminal, base station, and method for for communications between the terminal and the base station and for accessing a network

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US4797947A (en) 1987-05-01 1989-01-10 Motorola, Inc. Microcellular communications system using macrodiversity
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US5056109A (en) 1989-11-07 1991-10-08 Qualcomm, Inc. Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system
US5159593A (en) * 1990-07-02 1992-10-27 Motorola, Inc. Channel acquistion and handoff method and apparatus for a TDMA communication system
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US5267261A (en) * 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
SG50659A1 (en) 1992-04-10 1998-07-20 Ericsson Ge Mobile Inc Random access in mobile telephone system
FI91700C (fi) * 1992-08-14 1994-07-25 Nokia Telecommunications Oy Menetelmä pakettidatan siirtämiseksi sekä liikkuva asema solukkoradiojärjestelmää varten
US5375123A (en) * 1993-02-05 1994-12-20 Telefonakitebolaget L. M. Ericsson Allocation of channels using interference estimation
US5499386A (en) * 1993-07-09 1996-03-12 Telefonaktiebolaget L M Ericsson Best server selection in layered cellular radio system
US5448569A (en) * 1994-04-12 1995-09-05 International Business Machines Corporation Handoff monitoring in cellular communication networks using slow frequency hopping
US5548812A (en) * 1994-07-21 1996-08-20 Qualcomm Incorporated Method and apparatus for balancing the forward link handoff boundary to the reverse link handoff boundary in a cellular communication system
US5758266A (en) * 1994-09-30 1998-05-26 Qualcomm Incorporated Multiple frequency communication device
JPH08256102A (ja) * 1995-01-19 1996-10-01 Sony Corp セルラーシステム

Also Published As

Publication number Publication date
EP1437913B1 (de) 2005-12-21
EP0953259B1 (de) 2004-09-29
CN1210655A (zh) 1999-03-10
US6539236B2 (en) 2003-03-25
DE69734943T2 (de) 2006-07-13
WO1997029596A3 (en) 1997-09-18
WO1997029596A2 (en) 1997-08-14
US20010023185A1 (en) 2001-09-20
FI960541A (fi) 1997-08-07
DE69730992T2 (de) 2006-02-23
FI960541A0 (fi) 1996-02-06
EP0953259A2 (de) 1999-11-03
USRE39381E1 (en) 2006-11-07
ES2252722T3 (es) 2006-05-16
ES2229328T3 (es) 2005-04-16
AU719096B2 (en) 2000-05-04
FI102447B1 (fi) 1998-11-30
JP4020967B2 (ja) 2007-12-12
EP1437913A1 (de) 2004-07-14
FI102447B (fi) 1998-11-30
ATE313927T1 (de) 2006-01-15
NO316591B1 (no) 2004-03-01
JP2000504186A (ja) 2000-04-04
NO983605L (no) 1998-10-05
CN1136742C (zh) 2004-01-28
ATE278299T1 (de) 2004-10-15
DE69730992D1 (de) 2004-11-04
NO983605D0 (no) 1998-08-05
AU1604197A (en) 1997-08-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: QUALCOMM, INC., SAN DIEGO, CALIF., US

8327 Change in the person/name/address of the patent owner

Owner name: QUALCOMM INCORPORATED (N.D. GES. D. STAATES DE, US