FI115581B - Menetelmä ja laite hajaspektrisignaalin vahvistamiseksi - Google Patents

Menetelmä ja laite hajaspektrisignaalin vahvistamiseksi Download PDF

Info

Publication number
FI115581B
FI115581B FI980278A FI980278A FI115581B FI 115581 B FI115581 B FI 115581B FI 980278 A FI980278 A FI 980278A FI 980278 A FI980278 A FI 980278A FI 115581 B FI115581 B FI 115581B
Authority
FI
Finland
Prior art keywords
spread spectrum
spectrum signal
amplifying
signal
antenna
Prior art date
Application number
FI980278A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI980278A0 (fi
FI980278A (fi
Inventor
Franklin P Antonio
Richard F Dean
Lindsay A Weaver Jr
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of FI980278A0 publication Critical patent/FI980278A0/fi
Publication of FI980278A publication Critical patent/FI980278A/fi
Application granted granted Critical
Publication of FI115581B publication Critical patent/FI115581B/fi

Links

Classifications

    • 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
    • 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
    • H04W52/46—TPC being performed in particular situations in multi hop networks, e.g. wireless relay networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
    • H04B7/15535—Control of relay amplifier gain
    • 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
    • H04B7/2603—Arrangements for wireless physical layer control
    • H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
    • 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
    • H04B7/2618—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid code-time division multiple access [CDMA-TDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FI980278A 1995-08-31 1998-02-06 Menetelmä ja laite hajaspektrisignaalin vahvistamiseksi FI115581B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US52246995 1995-08-31
US08/522,469 US6108364A (en) 1995-08-31 1995-08-31 Time division duplex repeater for use in a CDMA system
US9613868 1996-08-29
PCT/US1996/013868 WO1997008854A2 (en) 1995-08-31 1996-08-29 Time division duplex repeater for use in a cdma system

Publications (3)

Publication Number Publication Date
FI980278A0 FI980278A0 (fi) 1998-02-06
FI980278A FI980278A (fi) 1998-04-27
FI115581B true FI115581B (fi) 2005-05-31

Family

ID=24080988

Family Applications (1)

Application Number Title Priority Date Filing Date
FI980278A FI115581B (fi) 1995-08-31 1998-02-06 Menetelmä ja laite hajaspektrisignaalin vahvistamiseksi

Country Status (14)

Country Link
US (1) US6108364A (pt)
EP (1) EP0847634B1 (pt)
JP (2) JP3964461B2 (pt)
KR (1) KR100399810B1 (pt)
CN (1) CN1196279C (pt)
AT (1) ATE237204T1 (pt)
AU (1) AU718662B2 (pt)
BR (1) BR9610551A (pt)
CA (1) CA2229641C (pt)
DE (1) DE69627353T2 (pt)
FI (1) FI115581B (pt)
HK (1) HK1010949A1 (pt)
IL (1) IL123442A (pt)
WO (1) WO1997008854A2 (pt)

Families Citing this family (85)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5787344A (en) 1994-06-28 1998-07-28 Scheinert; Stefan Arrangements of base transceiver stations of an area-covering network
ZA965340B (en) 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
US6108364A (en) * 1995-08-31 2000-08-22 Qualcomm Incorporated Time division duplex repeater for use in a CDMA system
US6020402A (en) 1995-09-15 2000-02-01 Cabot Corporation Silicone rubber compositions incorporating silicon-treated carbon blacks
US6678311B2 (en) 1996-05-28 2004-01-13 Qualcomm Incorporated High data CDMA wireless communication system using variable sized channel codes
DE19649855B4 (de) * 1996-12-02 2004-08-05 T-Mobile Deutschland Gmbh Repeater für Funksignale
KR100233836B1 (ko) * 1997-08-21 1999-12-01 정선종 다중 반송파 직접 시퀀스 확산 스펙트럼 시스템의 변조 장치
WO1999027747A1 (en) * 1997-11-26 1999-06-03 Qualcomm Incorporated Method and apparatus for performing handoff in a cdma system through the use of repeaters
CA2254401A1 (en) * 1997-12-15 1999-06-15 Lucent Technologies Inc. Methodology of reducing areas with multiple dominant pilots by installing simulcasting elements or omni-directional base station
JP3881770B2 (ja) 1998-03-10 2007-02-14 松下電器産業株式会社 移動局装置および通信方法
US6381230B1 (en) 1998-07-28 2002-04-30 Qualcomm Incorporated Method and system for providing personal base station communications
US6411819B1 (en) * 1998-11-19 2002-06-25 Scoreboard, Inc. Method of modeling a neighbor list for a mobile unit in a CDMA cellular telephone system
DE19902407A1 (de) * 1999-01-22 2000-08-17 Mikom Gmbh Mikrotechnik Zur Ko Verfahren und Vorrichtung zur Einstellung der Verstärkung eines Repeaters
US6917597B1 (en) * 1999-07-30 2005-07-12 Texas Instruments Incorporated System and method of communication using transmit antenna diversity based upon uplink measurement for the TDD mode of WCDMA
US6570858B1 (en) * 1999-11-01 2003-05-27 Motorola, Inc. Satellite-based communications system with terrestrial repeater and method therefor
US6385435B1 (en) * 2000-04-20 2002-05-07 Jhong Sam Lee Coupled interference concellation system for wideband repeaters in a cellular system
US6351236B1 (en) * 2000-04-25 2002-02-26 Agilent Technologies, Inc. Combined GPS and CDMA in a mobile transceiver
US6501955B1 (en) * 2000-06-19 2002-12-31 Intel Corporation RF signal repeater, mobile unit position determination system using the RF signal repeater, and method of communication therefor
KR100703286B1 (ko) * 2000-10-10 2007-04-03 삼성전자주식회사 이동통신시스템에서의 위상 변조 시퀀스 생성방법 및 이를 이용한 위상 변조장치
US7039418B2 (en) * 2000-11-16 2006-05-02 Qualcomm Incorporated Position determination in a wireless communication system with detection and compensation for repeaters
US7016332B2 (en) * 2000-12-05 2006-03-21 Science Applications International Corporation Method and system for a remote downlink transmitter for increasing the capacity of a multiple access interference limited spread-spectrum wireless network
US7061891B1 (en) 2001-02-02 2006-06-13 Science Applications International Corporation Method and system for a remote downlink transmitter for increasing the capacity and downlink capability of a multiple access interference limited spread-spectrum wireless network
US7113745B2 (en) * 2001-02-21 2006-09-26 Ericsson Inc. Method to achieve diversity in a communication network
US7209515B2 (en) 2001-03-30 2007-04-24 Science Applications International Corporation Multistage reception of code division multiple access transmissions
KR100419789B1 (ko) * 2001-08-10 2004-02-21 주식회사 텔레매틱스 지연처리방식을 이용한 이동통신 시스템의 다중경로중계장치
US7006461B2 (en) * 2001-09-17 2006-02-28 Science Applications International Corporation Method and system for a channel selective repeater with capacity enhancement in a spread-spectrum wireless network
EP1527527B1 (en) * 2001-11-20 2007-03-28 QUALCOMM Incorporated Reverse link power controlled repeater
GB0200237D0 (en) * 2002-01-07 2002-02-20 Imec Inter Uni Micro Electr Wireless cellular network architecture
US6904266B1 (en) * 2002-02-19 2005-06-07 Navini Networks, Inc. Wireless enhancer using a switch matrix
US7010325B1 (en) 2002-06-11 2006-03-07 Sprint Spectrum L.P. Wireless repeater with wireless telephone adapter
DE60322541D1 (de) 2002-06-21 2008-09-11 Qualcomm Inc Zwischenverstärker für drahtlose lokale netzwerke
US8885688B2 (en) 2002-10-01 2014-11-11 Qualcomm Incorporated Control message management in physical layer repeater
US8122134B2 (en) 2002-10-11 2012-02-21 Qualcomm Incorporated Reducing loop effects in a wireless local area network repeater
AU2003275001A1 (en) * 2002-10-15 2004-05-04 Qualcomm Incorporated Wireless local area network repeater with automatic gain control for extending network coverage
US8078100B2 (en) 2002-10-15 2011-12-13 Qualcomm Incorporated Physical layer repeater with discrete time filter for all-digital detection and delay generation
US7230935B2 (en) * 2002-10-24 2007-06-12 Widefi, Inc. Physical layer repeater with selective use of higher layer functions based on network operating conditions
US7831263B2 (en) * 2002-11-08 2010-11-09 Qualcomm Incorporated Apparatus and method for determining the location of a repeater
CN100588133C (zh) * 2002-11-15 2010-02-03 高通股份有限公司 检测信号存在的方法和装置
JP2004179801A (ja) * 2002-11-25 2004-06-24 Keio Gijuku Ｕｗｂ中継装置及びｕｗｂ通信装置
JP2006510326A (ja) 2002-12-16 2006-03-23 ワイデファイ インコーポレイテッド 改良された無線ネットワーク中継器
US20040146013A1 (en) * 2003-01-22 2004-07-29 Hong Kong Applied Science And Technology Research Institute Co., Ltd Wireless local area network time division duplex relay system with high speed automatic up-link and down-link detection
US7016688B2 (en) * 2003-02-24 2006-03-21 Qualcomm, Incorporated Forward link repeater delay watermarking system
US6961367B2 (en) * 2003-02-24 2005-11-01 Qualcomm, Incorporated Forward link repeater frequency watermarking scheme
KR100492564B1 (ko) * 2003-03-05 2005-06-03 엘지전자 주식회사 휴대단말기의 출력전력 온오프 제어 임계값 결정방법
KR20040090603A (ko) * 2003-04-17 2004-10-26 주식회사 맥스웨이브 단일 채널 다 중계기 시스템
CN1225849C (zh) * 2003-07-18 2005-11-02 大唐移动通信设备有限公司 一种对无线信号进行双向同步转发的方法及装置
KR100694631B1 (ko) * 2003-11-25 2007-03-13 에스케이 텔레콤주식회사 시분할 복신 방식에서 ｒｆ 중계기의 사용을 위한 ｒｆ신호의 유무를 검출하는 방법 및 장치
US7196594B2 (en) * 2004-01-29 2007-03-27 Triquint, Inc. Surface acoustic wave duplexer having enhanced isolation performance
RU2355129C2 (ru) * 2004-04-05 2009-05-10 Квэлкомм Инкорпорейтед Ретранслятор, который сообщает об обнаруженных соседях
WO2005103753A1 (en) * 2004-04-05 2005-11-03 Qualcomm Incorporated Repeater with positioning capabilities
US8027642B2 (en) 2004-04-06 2011-09-27 Qualcomm Incorporated Transmission canceller for wireless local area network
JP4960223B2 (ja) * 2004-05-13 2012-06-27 クゥアルコム・インコーポレイテッド 検出およびメディア・アクセス制御を行う非周波数変換型リピータ
US7187904B2 (en) 2004-06-03 2007-03-06 Widefi, Inc. Frequency translating repeater with low cost high performance local oscillator architecture
US7778596B2 (en) 2004-07-29 2010-08-17 Qualcomm Incorporated Airlink sensing watermarking repeater
WO2006081405A2 (en) 2005-01-28 2006-08-03 Widefi, Inc. Physical layer repeater configuration for increasing mino performance
US7233770B2 (en) * 2005-03-07 2007-06-19 Harris Corporation Communications system using separate receive and transmit frequency hopping hopsets
US7706789B2 (en) * 2005-03-31 2010-04-27 Intel Corporation Techniques to manage roaming
WO2006107136A1 (en) * 2005-04-08 2006-10-12 Kt Corporation Apparatus and method for detecting preamble and rf repeating system using the same
KR20070001791A (ko) * 2005-06-29 2007-01-04 이시동 적응형 지피에스 티디디 중계기 및 방법
JP5107997B2 (ja) * 2006-03-31 2012-12-26 クゥアルコム・インコーポレイテッド ＷｉＭＡＸシステム内の動作のための機能強化した物理層中継器
GB2439609B (en) * 2006-06-28 2010-04-14 Motorola Inc Relaying in wireless communication sytems
JP4907260B2 (ja) * 2006-08-18 2012-03-28 富士通株式会社 無線中継システム、無線中継局装置及び無線通信方法
JP5199261B2 (ja) 2006-09-21 2013-05-15 クゥアルコム・インコーポレイテッド リピータの間の振動を緩和するための方法および装置
RU2414064C2 (ru) 2006-10-26 2011-03-10 Квэлкомм Инкорпорейтед Технологии повторителя для системы с множеством входов и множеством выходов с использованием формирователей диаграммы направленности
US8078286B2 (en) 2006-11-30 2011-12-13 Biosense Webster, Inc. Techniques for minimizing radiofrequency-induced tissue heating
EP2220909B1 (en) * 2007-12-21 2019-11-27 Telefonaktiebolaget LM Ericsson (publ) A node and a method for use in a wireless communications system
EP2086269B1 (en) * 2008-01-31 2017-03-15 Mediatek Inc. A transmit power controller
US8958460B2 (en) 2008-03-18 2015-02-17 On-Ramp Wireless, Inc. Forward error correction media access control system
US7773664B2 (en) * 2008-03-18 2010-08-10 On-Ramp Wireless, Inc. Random phase multiple access system with meshing
US8477830B2 (en) 2008-03-18 2013-07-02 On-Ramp Wireless, Inc. Light monitoring system using a random phase multiple access system
US8520721B2 (en) 2008-03-18 2013-08-27 On-Ramp Wireless, Inc. RSSI measurement mechanism in the presence of pulsed jammers
US7733945B2 (en) * 2008-03-18 2010-06-08 On-Ramp Wireless, Inc. Spread spectrum with doppler optimization
US7593452B1 (en) * 2008-03-18 2009-09-22 On-Ramp Wireless, Inc. Despreading spread spectrum data
US20090239550A1 (en) * 2008-03-18 2009-09-24 Myers Theodore J Random phase multiple access system with location tracking
US20100195553A1 (en) 2008-03-18 2010-08-05 Myers Theodore J Controlling power in a spread spectrum system
DE102008017881B9 (de) 2008-04-09 2012-11-08 Andrew Wireless Systems Gmbh TDD-Repeater für ein Drahtlos-Netz und Verfahren zum Betrieb eines solchen Repeaters
KR101595131B1 (ko) 2009-02-16 2016-02-18 엘지전자 주식회사 무선통신 시스템에서 중계국의 신호 송수신 방법 및 장치
EP2398161A4 (en) 2009-02-16 2017-05-10 LG Electronics Inc. Method and apparatus for transmitting and receiving signal from relay station in radio communication system
JP5373924B2 (ja) * 2009-02-16 2013-12-18 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおける中継局の信号送受信方法及び装置
US8363699B2 (en) 2009-03-20 2013-01-29 On-Ramp Wireless, Inc. Random timing offset determination
JP5364048B2 (ja) * 2010-07-07 2013-12-11 株式会社エヌ・ティ・ティ・ドコモ 基地局装置及び方法
CN109309522B (zh) * 2017-07-28 2021-12-03 广州极飞科技股份有限公司 信号发射以及无人机定位的方法、装置、系统
US10608678B1 (en) * 2019-05-31 2020-03-31 Qualcomm Incorporated Bidirectional repeaters for time division duplexed millimeter wave systems
US11863219B2 (en) 2019-08-20 2024-01-02 Shanghai United Imaging Healthcare Co., Ltd. Radio frequency power amplifier control device
US11165453B2 (en) * 2019-08-20 2021-11-02 Shanghai United Imaging Healthcare Co., Ltd. Radio frequency power amplifier control device

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58182928A (ja) * 1982-04-20 1983-10-26 Nec Corp 無線中継方式
US4901307A (en) * 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
JPH0650832B2 (ja) * 1987-05-29 1994-06-29 日本電気株式会社 中継装置
GB8916623D0 (en) * 1989-07-20 1989-09-06 Ncr Co Spread spectrum signal demodulator
US5109390A (en) * 1989-11-07 1992-04-28 Qualcomm Incorporated Diversity receiver in a cdma cellular telephone system
US5267262A (en) * 1989-11-07 1993-11-30 Qualcomm Incorporated Transmitter power control system
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
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US5081643A (en) * 1990-11-16 1992-01-14 Scs Mobilecom, Inc. Spread spectrum multipath receiver apparatus and method
ATE130712T1 (de) * 1990-11-22 1995-12-15 Ascom Tech Ag Mehrfachzugriffsverfahren und mobilfunksystem zur durchführung des mehrfachzugriffsverfahrens.
US5184347A (en) * 1991-07-09 1993-02-02 At&T Bell Laboratories Adaptive synchronization arrangement
US5195090A (en) * 1991-07-09 1993-03-16 At&T Bell Laboratories Wireless access telephone-to-telephone network interface architecture
CA2066538C (en) * 1991-07-09 1997-12-23 Brian David Bolliger Mobile-telephone system call processing arrangement
FR2682238B1 (fr) * 1991-10-02 1994-10-07 Alcatel Espace Systeme de communications par satellites en orbite basse a destination de terminaux.
US5267261A (en) * 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
US5295153A (en) * 1992-04-13 1994-03-15 Telefonaktiebolaget L M Ericsson CDMA frequency allocation
US5590173A (en) * 1992-08-05 1996-12-31 Beasley; Andrew S. Delay insensitive base station-to-handset interface for radio telephone systems
JP3266342B2 (ja) * 1992-12-15 2002-03-18 日本電信電話株式会社 無線中継方法および該方法を用いた無線中継装置
US5438565A (en) * 1993-03-31 1995-08-01 At&T Corp. Packet switch to provide code division, multiple access cellular service
WO1995005037A1 (fr) * 1993-08-06 1995-02-16 Ntt Mobile Communications Network Inc. Recepteur et repeteur pour communications a spectre etale
US5519691A (en) * 1994-06-03 1996-05-21 At&T Corp. Arrangement for and method of providing radio frequency access to a switching system
US5592481A (en) * 1995-06-06 1997-01-07 Globalstar L.P. Multiple satellite repeater capacity loading with multiple spread spectrum gateway antennas
US6108364A (en) * 1995-08-31 2000-08-22 Qualcomm Incorporated Time division duplex repeater for use in a CDMA system
JP2002306942A (ja) * 2001-04-11 2002-10-22 Earth Clean Kk 地球釜
JP2004130235A (ja) * 2002-10-10 2004-04-30 Tagami Toyomi 廃棄物の減容装置および減容方法
ES2626108T3 (es) * 2005-05-27 2017-07-24 Miyashiro, Tomonao Aparato para el tratamiento de residuos orgánicos y método para separar y recuperar materiales líquidos

Also Published As

Publication number Publication date
CA2229641A1 (en) 1997-03-06
US6108364A (en) 2000-08-22
CN1229545A (zh) 1999-09-22
WO1997008854A3 (en) 1997-06-19
CN1196279C (zh) 2005-04-06
EP0847634B1 (en) 2003-04-09
HK1010949A1 (en) 1999-07-02
JP2007110754A (ja) 2007-04-26
AU718662B2 (en) 2000-04-20
ATE237204T1 (de) 2003-04-15
IL123442A0 (en) 1999-11-30
FI980278A0 (fi) 1998-02-06
AU1114697A (en) 1997-03-19
JP2000502218A (ja) 2000-02-22
FI980278A (fi) 1998-04-27
JP3964461B2 (ja) 2007-08-22
IL123442A (en) 2002-07-25
JP4571652B2 (ja) 2010-10-27
EP0847634A2 (en) 1998-06-17
CA2229641C (en) 2006-05-02
DE69627353D1 (de) 2003-05-15
KR19990044217A (ko) 1999-06-25
KR100399810B1 (ko) 2003-12-31
MX9801621A (es) 1998-08-30
WO1997008854A2 (en) 1997-03-06
DE69627353T2 (de) 2004-03-04
BR9610551A (pt) 1999-12-21

Similar Documents

Publication Publication Date Title
FI115581B (fi) Menetelmä ja laite hajaspektrisignaalin vahvistamiseksi
US7907573B2 (en) TSTD apparatus and method for a TDD CDMA mobile communication system
FI119671B (fi) Lineaarisen peittoalueen antennijärjestelmä CDMA-tietoliikennejärjestelmää varten
AU681483B2 (en) Method of transmitting and receiving power control messages in a CDMA cellular radio system
US6549525B2 (en) High data rate CDMA wireless communication system
US5164958A (en) Spread spectrum cellular handoff method
KR100211475B1 (ko) 무선 가입자 유니트 및 그 작동 방법
US5235615A (en) Spread spectrum method
JP2992670B2 (ja) 移動体通信装置
JP3593248B2 (ja) レイク受信機用フィンガ追跡回路
WO1993003558A1 (en) A multiple user spread-spectrum communication system
AU6394000A (en) Method and system for initiating idle handoff in a wireless communications system
JPH07177569A (ja) 移動通信装置
BR9812274B1 (pt) método e sistema para controlar um parámetro associado com um sinal em um sistema de comunicação.
RU2260912C2 (ru) Способ глубокого пейджинга
US6359865B1 (en) Method of implementing macrodiversity
US7702001B2 (en) Time tracking in a non-negligible multipath spacing environment
AU711458B2 (en) Multipath resistant, orthogonal code-division multiple access system
MXPA98001621A (en) Repeater in duplex by division of time for use in a system of c
CA2147635C (en) Dual distributed antenna system

Legal Events

Date Code Title Description
FG Patent granted

Ref document number: 115581

Country of ref document: FI

MM Patent lapsed