KR100509406B1 - 통신 시스템에서의 인접 서비스 영역 핸드오프용 장치 및 방법 - Google Patents

통신 시스템에서의 인접 서비스 영역 핸드오프용 장치 및 방법 Download PDF

Info

Publication number
KR100509406B1
KR100509406B1 KR10-1999-7002669A KR19997002669A KR100509406B1 KR 100509406 B1 KR100509406 B1 KR 100509406B1 KR 19997002669 A KR19997002669 A KR 19997002669A KR 100509406 B1 KR100509406 B1 KR 100509406B1
Authority
KR
South Korea
Prior art keywords
signal
service area
user terminal
pilot signal
pilot
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
KR10-1999-7002669A
Other languages
English (en)
Korean (ko)
Other versions
KR20000048708A (ko
Inventor
쉬프레오나드엔.
밀러데이비드에스.
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20000048708A publication Critical patent/KR20000048708A/ko
Application granted granted Critical
Publication of KR100509406B1 publication Critical patent/KR100509406B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
    • H04B7/18539—Arrangements for managing radio, resources, i.e. for establishing or releasing a connection
    • H04B7/18541—Arrangements for managing radio, resources, i.e. for establishing or releasing a connection for handover of resources

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Catching Or Destruction (AREA)
KR10-1999-7002669A 1996-09-27 1997-09-23 통신 시스템에서의 인접 서비스 영역 핸드오프용 장치 및 방법 Expired - Lifetime KR100509406B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US8/722,330 1996-09-27
US08/722,330 US6233456B1 (en) 1996-09-27 1996-09-27 Method and apparatus for adjacent coverage area handoff in communication systems
US08/722,330 1996-09-27

Publications (2)

Publication Number Publication Date
KR20000048708A KR20000048708A (ko) 2000-07-25
KR100509406B1 true KR100509406B1 (ko) 2005-08-22

Family

ID=24901408

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-1999-7002669A Expired - Lifetime KR100509406B1 (ko) 1996-09-27 1997-09-23 통신 시스템에서의 인접 서비스 영역 핸드오프용 장치 및 방법

Country Status (11)

Country Link
US (2) US6233456B1 (enExample)
EP (1) EP1008271B1 (enExample)
JP (2) JP3993242B2 (enExample)
KR (1) KR100509406B1 (enExample)
CN (1) CN1182751C (enExample)
AT (1) ATE406061T1 (enExample)
CA (1) CA2266951C (enExample)
DE (1) DE69738932D1 (enExample)
RU (1) RU2180159C2 (enExample)
WO (1) WO1998014026A1 (enExample)
ZA (1) ZA978676B (enExample)

Families Citing this family (184)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0541862U (ja) * 1991-11-07 1993-06-08 ニチレイマグネツト株式会社 紙挟み
US6748318B1 (en) * 1993-05-18 2004-06-08 Arrivalstar, Inc. Advanced notification systems and methods utilizing a computer network
US20020108116A1 (en) * 1997-04-16 2002-08-08 Dillon Douglas M. Satellite broadcasting system employing channel switching
FI103160B (fi) * 1997-05-30 1999-04-30 Nokia Mobile Phones Ltd Mittauksien tekeminen rinnakkaisilla taajuuksilla radiotietoliikennela itteessa
US6396822B1 (en) * 1997-07-15 2002-05-28 Hughes Electronics Corporation Method and apparatus for encoding data for transmission in a communication system
US6510147B1 (en) * 1997-07-15 2003-01-21 Hughes Electronics Corporation Method and apparatus for orthogonally overlaying variable chip rate spread spectrum signals
KR100263176B1 (ko) * 1997-09-18 2000-08-01 윤종용 주파수간 하드 핸드오프를 위한 파일럿 신호 발생 장치 및방법, 이를 이용한 하드 핸드오프 방법
US7536624B2 (en) * 2002-01-03 2009-05-19 The Directv Group, Inc. Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes
US6735437B2 (en) * 1998-06-26 2004-05-11 Hughes Electronics Corporation Communication system employing reuse of satellite spectrum for terrestrial communication
US6661996B1 (en) * 1998-07-14 2003-12-09 Globalstar L.P. Satellite communication system providing multi-gateway diversity to a mobile user terminal
US6633554B1 (en) * 1998-09-01 2003-10-14 Samsung Electronics Co., Ltd. System and method for soft handoff setup during system access idle handoff in a wireless network
US6512925B1 (en) * 1998-12-03 2003-01-28 Qualcomm, Incorporated Method and apparatus for controlling transmission power while in soft handoff
US6337980B1 (en) * 1999-03-18 2002-01-08 Hughes Electronics Corporation Multiple satellite mobile communications method and apparatus for hand-held terminals
US6459695B1 (en) * 1999-02-22 2002-10-01 Lucent Technologies Inc. System and method for determining radio frequency coverage trouble spots in a wireless communication system
US7215954B1 (en) * 1999-03-18 2007-05-08 The Directv Group, Inc. Resource allocation method for multi-platform communication system
US6515975B1 (en) * 1999-04-22 2003-02-04 Nortel Networks Limited Fast forward power control during soft handoff
US6829221B1 (en) * 1999-12-27 2004-12-07 Nortel Networks Limited Border gateway protocol manager and method of managing the selection of communication links
US7373085B2 (en) * 1999-12-28 2008-05-13 The Directv Group, Inc. Hybrid satellite and fiber communications system
GB0000528D0 (en) * 2000-01-11 2000-03-01 Nokia Networks Oy Location of a station in a telecommunications system
US7486952B1 (en) * 2000-02-09 2009-02-03 Alcatel-Lucent Usa Inc. Facilitated security for handoff in wireless communications
DE10010958A1 (de) * 2000-03-06 2001-09-20 Siemens Ag Verfahren zur Intersystem-Verbindungsweiterschaltung
US6795411B1 (en) * 2000-03-09 2004-09-21 Motorola, Inc. Method and apparatus for changing assignment of receiver fingers
CA2381811C (en) 2000-08-02 2007-01-30 Mobile Satellite Ventures Lp Coordinated satellite-terrestrial frequency reuse
US6859652B2 (en) 2000-08-02 2005-02-22 Mobile Satellite Ventures, Lp Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis
DE10039209A1 (de) * 2000-08-10 2002-02-21 Siemens Ag Verfahren zur Zuteilung von Übertragungskanälen in einem Funk-Kommunikationssystem
US7031373B1 (en) * 2000-08-15 2006-04-18 Motorola, Inc. Apparatus for controlling a plurality of receiver fingers in a CDMA receiver
US9130810B2 (en) 2000-09-13 2015-09-08 Qualcomm Incorporated OFDM communications methods and apparatus
US7295509B2 (en) 2000-09-13 2007-11-13 Qualcomm, Incorporated Signaling method in an OFDM multiple access system
US6810249B1 (en) * 2000-09-19 2004-10-26 The Directv Group, Inc. Method and system of efficient spectrum utilization by communications satellites
US7146164B2 (en) * 2000-12-20 2006-12-05 Denso Corporation Intelligent base station antenna beam-steering using mobile multipath feedback
KR100383619B1 (ko) * 2001-02-03 2003-05-14 삼성전자주식회사 셀룰러 이동통신 시스템의 하드 핸드오프 방법
JP3931093B2 (ja) * 2002-02-14 2007-06-13 三菱電機株式会社 移動体通信機の通信制御方法および移動体通信機
US6993334B2 (en) * 2002-04-30 2006-01-31 Qualcomm Inc. Idle handoff with neighbor list channel replacement
KR100713435B1 (ko) * 2002-05-03 2007-05-07 삼성전자주식회사 이동통신시스템에서 다중 데이터 전송률 서비스 제공 장치 및 방법
JP2004072663A (ja) * 2002-08-09 2004-03-04 Fujitsu Ltd アンテナ制御装置
RU2341023C2 (ru) * 2002-10-29 2008-12-10 Квэлкомм Инкорпорейтед Оценка состояния канала для систем связи ofdm
US7042857B2 (en) 2002-10-29 2006-05-09 Qualcom, Incorporated Uplink pilot and signaling transmission in wireless communication systems
US7827284B2 (en) * 2002-12-20 2010-11-02 Netsocket, Inc. Method and arrangement in a communication system
KR100580244B1 (ko) * 2003-01-23 2006-05-16 삼성전자주식회사 무선랜상의 핸드오프 방법
US8811348B2 (en) * 2003-02-24 2014-08-19 Qualcomm Incorporated Methods and apparatus for generating, communicating, and/or using information relating to self-noise
US9544860B2 (en) * 2003-02-24 2017-01-10 Qualcomm Incorporated Pilot signals for use in multi-sector cells
ES2627200T3 (es) * 2003-02-24 2017-07-27 Qualcomm Incorporated Señales piloto para usarse en celdas de múltiples sectores
US9661519B2 (en) 2003-02-24 2017-05-23 Qualcomm Incorporated Efficient reporting of information in a wireless communication system
US7218948B2 (en) * 2003-02-24 2007-05-15 Qualcomm Incorporated Method of transmitting pilot tones in a multi-sector cell, including null pilot tones, for generating channel quality indicators
US7177297B2 (en) 2003-05-12 2007-02-13 Qualcomm Incorporated Fast frequency hopping with a code division multiplexed pilot in an OFDMA system
US6879829B2 (en) * 2003-05-16 2005-04-12 Mobile Satellite Ventures, Lp Systems and methods for handover between space based and terrestrial radioterminal communications, and for monitoring terrestrially reused satellite frequencies at a radioterminal to reduce potential interference
US6907019B2 (en) * 2003-08-25 2005-06-14 Motorola Inc. Communication controller and method for managing the traffic flow of a communication connection during a cell reselection
US8611283B2 (en) 2004-01-28 2013-12-17 Qualcomm Incorporated Method and apparatus of using a single channel to provide acknowledgement and assignment messages
US8724447B2 (en) 2004-01-28 2014-05-13 Qualcomm Incorporated Timing estimation in an OFDM receiver
US8433005B2 (en) * 2004-01-28 2013-04-30 Qualcomm Incorporated Frame synchronization and initial symbol timing acquisition system and method
WO2005086378A1 (en) * 2004-03-04 2005-09-15 Sk Telecom Co., Ltd. Multi-mode multi-band mobile communication terminal and mode switching method thereof
US9148256B2 (en) 2004-07-21 2015-09-29 Qualcomm Incorporated Performance based rank prediction for MIMO design
US9137822B2 (en) 2004-07-21 2015-09-15 Qualcomm Incorporated Efficient signaling over access channel
US8891349B2 (en) 2004-07-23 2014-11-18 Qualcomm Incorporated Method of optimizing portions of a frame
US7796938B2 (en) 2004-07-30 2010-09-14 Panasonic Corporation Wireless transmitter and method that select a subcarrier based on subcarrier reception quality information
DE102004038057A1 (de) * 2004-08-02 2006-02-23 Teles Ag Informationstechnologien Verfahren zur Datenübertragung zwischen einem Server in oder an einem hybriden Netzwerk und einer Empfangseinrichtung des hybriden Netzwerkes (dynamische Senderauswahl)
CN101765058B (zh) 2004-08-05 2015-12-09 Lg电子株式会社 用于多媒体广播/组播业务的频率选择方法及其移动终端
RU2384948C2 (ru) * 2004-08-05 2010-03-20 Эл Джи Электроникс Инк. Прерывание использования схемы схождения частотных уровней
US8750247B2 (en) * 2004-08-11 2014-06-10 Ntt Docomo, Inc. Mobile communication system, mobile device, and control device
US8503938B2 (en) * 2004-10-14 2013-08-06 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information including loading factors which can be used for interference control purposes
US20060092881A1 (en) * 2004-10-14 2006-05-04 Rajiv Laroia Methods and apparatus for determining, communicating and using information which can be used for interference control purposes
EP1810409A4 (en) * 2004-10-14 2012-07-04 Qualcomm Inc METHOD AND DEVICES FOR DETERMINING, TRANSMITTING AND USING INFORMATION THAT MAY BE USED FOR TROUBLESHOOTING PURPOSES
GB2420939B (en) 2004-12-06 2006-11-22 Motorola Inc Method, apparatus and base station for determining a radio link characteristic
EP1825650B1 (en) * 2004-12-06 2017-02-15 Sound View Innovations, LLC System for call setup in mobile terminal
US8238923B2 (en) 2004-12-22 2012-08-07 Qualcomm Incorporated Method of using shared resources in a communication system
US8831115B2 (en) 2004-12-22 2014-09-09 Qualcomm Incorporated MC-CDMA multiplexing in an orthogonal uplink
EP2254265A3 (en) 2005-01-05 2013-11-27 ATC Technologies, LLC Adaptive beam forming with multi-user detection and interference reduction in satellite communication systems and methods
US7596111B2 (en) * 2005-01-27 2009-09-29 Atc Technologies, Llc Satellite/terrestrial wireless communications systems and methods using disparate channel separation codes
US9246560B2 (en) 2005-03-10 2016-01-26 Qualcomm Incorporated Systems and methods for beamforming and rate control in a multi-input multi-output communication systems
US9154211B2 (en) 2005-03-11 2015-10-06 Qualcomm Incorporated Systems and methods for beamforming feedback in multi antenna communication systems
US8446892B2 (en) 2005-03-16 2013-05-21 Qualcomm Incorporated Channel structures for a quasi-orthogonal multiple-access communication system
US9461859B2 (en) 2005-03-17 2016-10-04 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9520972B2 (en) 2005-03-17 2016-12-13 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9143305B2 (en) 2005-03-17 2015-09-22 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
WO2006104102A1 (ja) * 2005-03-28 2006-10-05 Matsushita Electric Industrial Co., Ltd. マルチキャリア通信装置およびマルチキャリア通信方法
US7398106B2 (en) * 2005-03-31 2008-07-08 Adc Telecommunications, Inc. Dynamic readjustment of power
US7423988B2 (en) * 2005-03-31 2008-09-09 Adc Telecommunications, Inc. Dynamic reconfiguration of resources through page headers
US20060223514A1 (en) * 2005-03-31 2006-10-05 Adc Telecommunications, Inc. Signal enhancement through diversity
US20060222020A1 (en) * 2005-03-31 2006-10-05 Adc Telecommunications, Inc. Time start in the forward path
US7593450B2 (en) * 2005-03-31 2009-09-22 Adc Telecommunications, Inc. Dynamic frequency hopping
US7640019B2 (en) * 2005-03-31 2009-12-29 Adc Telecommunications, Inc. Dynamic reallocation of bandwidth and modulation protocols
US7583735B2 (en) * 2005-03-31 2009-09-01 Adc Telecommunications, Inc. Methods and systems for handling underflow and overflow in a software defined radio
US20060227805A1 (en) * 2005-03-31 2006-10-12 Adc Telecommunications, Inc. Buffers handling multiple protocols
US9184870B2 (en) 2005-04-01 2015-11-10 Qualcomm Incorporated Systems and methods for control channel signaling
US9408220B2 (en) 2005-04-19 2016-08-02 Qualcomm Incorporated Channel quality reporting for adaptive sectorization
US9036538B2 (en) 2005-04-19 2015-05-19 Qualcomm Incorporated Frequency hopping design for single carrier FDMA systems
KR20060118642A (ko) 2005-05-16 2006-11-24 엘지전자 주식회사 이중 전송 모드에 적용되는 핸드오버 수행 방법
US7957327B2 (en) * 2005-05-18 2011-06-07 Qualcomm Incorporated Efficient support for TDD beamforming via constrained hopping and on-demand pilot
US8565194B2 (en) 2005-10-27 2013-10-22 Qualcomm Incorporated Puncturing signaling channel for a wireless communication system
US8879511B2 (en) 2005-10-27 2014-11-04 Qualcomm Incorporated Assignment acknowledgement for a wireless communication system
US9179319B2 (en) 2005-06-16 2015-11-03 Qualcomm Incorporated Adaptive sectorization in cellular systems
KR100953940B1 (ko) * 2005-06-27 2010-04-22 삼성전자주식회사 직교 주파수 분할 다중화 시스템에서 소프트 핸드오버 영역의 단말을 위한 하향링크 데이터 송수신 방법 및 장치
US8885628B2 (en) 2005-08-08 2014-11-11 Qualcomm Incorporated Code division multiplexing in a single-carrier frequency division multiple access system
US20070041457A1 (en) 2005-08-22 2007-02-22 Tamer Kadous Method and apparatus for providing antenna diversity in a wireless communication system
US9209956B2 (en) 2005-08-22 2015-12-08 Qualcomm Incorporated Segment sensitive scheduling
US9136974B2 (en) 2005-08-30 2015-09-15 Qualcomm Incorporated Precoding and SDMA support
CN1859034B (zh) * 2005-09-02 2010-05-12 华为技术有限公司 一种用于软切换期间处理上行链路失步的方法
US9191840B2 (en) * 2005-10-14 2015-11-17 Qualcomm Incorporated Methods and apparatus for determining, communicating and using information which can be used for interference control
US8989084B2 (en) 2005-10-14 2015-03-24 Qualcomm Incorporated Methods and apparatus for broadcasting loading information corresponding to neighboring base stations
US8068835B2 (en) 2005-10-27 2011-11-29 Qualcomm Incorporated Tune-away and cross paging systems and methods
US8229433B2 (en) 2005-10-27 2012-07-24 Qualcomm Incorporated Inter-frequency handoff
US8045512B2 (en) 2005-10-27 2011-10-25 Qualcomm Incorporated Scalable frequency band operation in wireless communication systems
US9210651B2 (en) 2005-10-27 2015-12-08 Qualcomm Incorporated Method and apparatus for bootstraping information in a communication system
US8693405B2 (en) 2005-10-27 2014-04-08 Qualcomm Incorporated SDMA resource management
US8134977B2 (en) 2005-10-27 2012-03-13 Qualcomm Incorporated Tune-away protocols for wireless systems
US9247467B2 (en) 2005-10-27 2016-01-26 Qualcomm Incorporated Resource allocation during tune-away
US8477684B2 (en) 2005-10-27 2013-07-02 Qualcomm Incorporated Acknowledgement of control messages in a wireless communication system
US9144060B2 (en) 2005-10-27 2015-09-22 Qualcomm Incorporated Resource allocation for shared signaling channels
US9172453B2 (en) 2005-10-27 2015-10-27 Qualcomm Incorporated Method and apparatus for pre-coding frequency division duplexing system
US9225416B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Varied signaling channels for a reverse link in a wireless communication system
US9088384B2 (en) 2005-10-27 2015-07-21 Qualcomm Incorporated Pilot symbol transmission in wireless communication systems
US9225488B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Shared signaling channel
US8582509B2 (en) 2005-10-27 2013-11-12 Qualcomm Incorporated Scalable frequency band operation in wireless communication systems
GB0525161D0 (en) * 2005-12-09 2006-01-18 Airspan Networks Inc Antenna system for wireless communications
US9125092B2 (en) 2005-12-22 2015-09-01 Qualcomm Incorporated Methods and apparatus for reporting and/or using control information
US9137072B2 (en) 2005-12-22 2015-09-15 Qualcomm Incorporated Methods and apparatus for communicating control information
US9451491B2 (en) 2005-12-22 2016-09-20 Qualcomm Incorporated Methods and apparatus relating to generating and transmitting initial and additional control information report sets in a wireless system
US9473265B2 (en) 2005-12-22 2016-10-18 Qualcomm Incorporated Methods and apparatus for communicating information utilizing a plurality of dictionaries
US20070149132A1 (en) 2005-12-22 2007-06-28 Junyl Li Methods and apparatus related to selecting control channel reporting formats
US9125093B2 (en) 2005-12-22 2015-09-01 Qualcomm Incorporated Methods and apparatus related to custom control channel reporting formats
US20070253449A1 (en) 2005-12-22 2007-11-01 Arnab Das Methods and apparatus related to determining, communicating, and/or using delay information
US9338767B2 (en) 2005-12-22 2016-05-10 Qualcomm Incorporated Methods and apparatus of implementing and/or using a dedicated control channel
US9148795B2 (en) 2005-12-22 2015-09-29 Qualcomm Incorporated Methods and apparatus for flexible reporting of control information
US8437251B2 (en) 2005-12-22 2013-05-07 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
US8514771B2 (en) 2005-12-22 2013-08-20 Qualcomm Incorporated Methods and apparatus for communicating and/or using transmission power information
US9572179B2 (en) 2005-12-22 2017-02-14 Qualcomm Incorporated Methods and apparatus for communicating transmission backlog information
US9119220B2 (en) 2005-12-22 2015-08-25 Qualcomm Incorporated Methods and apparatus for communicating backlog related information
RU2411680C2 (ru) * 2006-01-27 2011-02-10 Квэлкомм Инкорпорейтед Способы и инструментальные средства для расширения охвата передатчика широковещания системы ofdm через сдвиг с опережением синхронизации передачи
US20070243882A1 (en) * 2006-04-12 2007-10-18 Qualcomm Incorporated Method and apparatus for locating a wireless local area network associated with a wireless wide area network
US8498238B2 (en) * 2006-04-13 2013-07-30 Globalstar, Inc. Satellite communication system employing a combination of time division multiplexing and non-orthogonal pseudorandom noise codes and time slots
US7634016B2 (en) * 2006-04-25 2009-12-15 Microsoft Corporation Variable OFDM subchannel coding and modulation
US8189621B2 (en) 2006-05-12 2012-05-29 Microsoft Corporation Stack signaling to application with lack of requested bandwidth
EP2018714B1 (en) * 2006-05-19 2020-03-04 Qualcomm Incorporated Wireless repeater with master/slave configuration
US20070280377A1 (en) * 2006-06-02 2007-12-06 Rucki John S Apparatus and method for controlling the output power of a transmitter using a pilot channel power level
EP2081395B1 (en) * 2006-11-10 2017-12-06 Fujitsu Limited Wireless communication system
US8144793B2 (en) 2006-12-12 2012-03-27 Microsoft Corporation Cognitive multi-user OFDMA
KR100733956B1 (ko) * 2006-12-15 2007-06-29 (주) 콘텔라 이동통신 중계기 트래픽 분석 장치
KR101422141B1 (ko) * 2007-02-27 2014-07-28 아주대학교산학협력단 통신 시스템에서 자원 이용 시스템 및 방법
EP1990952B1 (en) * 2007-05-07 2013-10-23 Alcatel Lucent Application module and remote management server with parameter description model
US7970085B2 (en) 2007-05-08 2011-06-28 Microsoft Corporation OFDM transmission and reception for non-OFDMA signals
JP4656095B2 (ja) * 2007-06-20 2011-03-23 日本電気株式会社 基地局制御装置及び基地局制御方法
ES2684443T3 (es) 2007-10-09 2018-10-02 Viasat, Inc. Uso sin interferencias de banda de frecuencia de satélite no geoestacionario para la comunicación vía satélite geoestacionario
US8285283B2 (en) 2007-12-13 2012-10-09 Qualcomm Incorporated Methods and apparatus for making a handoff determination as a function of service level indicating metrics
US8442529B2 (en) 2007-12-13 2013-05-14 Qualcomm Incorporated Methods and apparatus for making handoff decisions in access terminals capable of operating at different times in best effort and QoS modes of traffic operation
US8374130B2 (en) 2008-01-25 2013-02-12 Microsoft Corporation Orthogonal frequency division multiple access with carrier sense
US8494823B2 (en) 2008-03-06 2013-07-23 International Business Machines Corporation Method and system for determining service area of supply chain by simulating service cycle time
US20240421896A1 (en) * 2009-04-17 2024-12-19 Viasat, Inc. Layer-2 connectivity from switch to access node/gateway
CN102342133B (zh) 2009-04-28 2014-04-02 华为技术有限公司 一种寻呼方法及装置
EP2254266A1 (en) * 2009-05-20 2010-11-24 Astrium Limited Content broadcast
US8688132B2 (en) * 2009-09-07 2014-04-01 Telefonaktiebolaget L M Ericsson (Publ) Sensing wireless transmissions from a licensed user of a licensed spectral resource
FR2955725B1 (fr) * 2010-01-25 2013-04-12 Eutelsat Sa Procede d'elimination d'interferences assiste par geo-localisation des terminaux dans un reseau de telecommunication satellitaire
WO2011125278A1 (ja) * 2010-04-09 2011-10-13 日本電気株式会社 無線通信システム、通信装置、複数基地局からの同時送信の制御方法、及び非一時的なコンピュータ可読媒体
US10264478B2 (en) * 2011-12-16 2019-04-16 Samsung Electronics Co., Ltd. Methods and apparatus to enhance reliability in millimeter wave wideband communications
CN103220740A (zh) * 2012-01-20 2013-07-24 电信科学技术研究院 一种小区切换方法及装置
US8805275B2 (en) 2012-06-11 2014-08-12 Viasat Inc. Robust beam switch scheduling
US9544829B1 (en) * 2013-04-10 2017-01-10 Sprint Spectrum L.P. Dynamic selection and use of handoff threshold
CN104254129B (zh) * 2013-06-25 2019-01-25 中兴通讯股份有限公司 临近业务发现的资源配置方法及装置
US9432928B1 (en) 2013-12-03 2016-08-30 Sprint Spectrum L.P. Base station implemented access control based on public land mobile network identity
CN103796319B (zh) * 2014-01-16 2017-04-19 北京大学 一种多波束卫星移动通信下行链路频率复用方法
US9204346B1 (en) 2014-04-07 2015-12-01 Sprint Spectrum L.P. Dynamic configuration of base station settings for controlling handover to preferred coverage frequency
US9451519B1 (en) * 2014-04-18 2016-09-20 Sprint Spectrum L.P. Systems and methods for determining an access node for a wireless device
CN104219718B (zh) * 2014-08-27 2018-02-23 邦彦技术股份有限公司 一种卫星通信系统内的切换方法和装置
US9967792B2 (en) 2015-03-16 2018-05-08 Space Systems/Loral, Llc Communication system with multi band gateway
AU2016347539B2 (en) * 2015-10-30 2021-05-06 Paris Michaels Mobile satellite communication system
US10425865B2 (en) * 2016-02-11 2019-09-24 Qualcomm Incorporated Channel quality feedback in satellite communication systems
RU2627685C1 (ru) * 2016-07-06 2017-08-10 Общество с ограниченной ответственностью Конструкторское бюро аппаратуры связи "Марс" Способ использования частотного ресурса, система связи и терминал
MX2019004728A (es) * 2016-10-21 2020-02-07 Viasat Inc Comunicaciones de haz conformado en tierra utilizando enlaces de conexion espacialmente multiplexados, mutuamente sincronizados.
US9942817B1 (en) * 2017-03-02 2018-04-10 Rockwell Collins, Inc. Mobile user system beam and satellite handoff
US10667188B2 (en) * 2017-06-21 2020-05-26 Qualcomm Incoporated Method and apparatus for multiplexing hybrid satellite constellations
JP6654603B2 (ja) * 2017-06-23 2020-02-26 ソフトバンク株式会社 通信装置、プログラム及び通信システム
US10440596B2 (en) * 2017-09-19 2019-10-08 Hughes Network Systems, Llc Measuring and monitoring beam performance in mobile satellite system
RU2754436C1 (ru) * 2018-05-28 2021-09-02 Телефонактиеболагет Лм Эрикссон (Пабл) Обработка линий связи для пары лучей
JP6739480B2 (ja) * 2018-08-16 2020-08-12 Ｈａｐｓモバイル株式会社 制御装置、プログラム及び制御方法
EP3847766A4 (en) * 2018-09-04 2021-11-24 Satixfy Israel Ltd. DOWNLINK CARRIER POWER ASSIGNMENT IN LEO COMMUNICATION SATELLITES
JP7249833B2 (ja) * 2019-03-19 2023-03-31 Ｈａｐｓモバイル株式会社 通信制御装置、プログラム、システム、及び制御方法
US11064337B2 (en) 2019-03-28 2021-07-13 At&T Intellectual Property I, L.P. Beam as a service for 5G or other next generation network
US10880836B2 (en) 2019-03-28 2020-12-29 At&T Intellectual Property I, L.P. Beam provisioning for sensory data collection for 5G or other next generation networks
US11297554B2 (en) * 2019-03-28 2022-04-05 At&T Intellectual Property I, L.P. Candidate beam selection and control for 5G or other next generation network
US11031999B1 (en) * 2019-12-04 2021-06-08 Lockheed Martin Corporation Narrow-band IoT and LTE over satellite
JP6853395B2 (ja) * 2020-02-25 2021-03-31 ワールドビュー・サテライツ・リミテッド 衛星システム内のユーザ端末における信号対雑音比を維持するための方法
RU2756977C1 (ru) * 2020-11-22 2021-10-07 Федеральное государственное бюджетное образовательное учреждение высшего образования "Поволжский государственный технологический университет" Радиокомплекс для метеорной и трансионосферной связи
WO2023208321A1 (en) * 2022-04-26 2023-11-02 Nokia Technologies Oy Antenna gain-based handover procedure for ntn
US20240146399A1 (en) * 2022-09-19 2024-05-02 Apple Inc. Device-Driven Communication Handover
CN120288300B (zh) * 2025-06-11 2025-09-19 中国铁路设计集团有限公司 一种基于无人机通信和充电设施集成的隧道安全检测方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5392453A (en) * 1991-06-20 1995-02-21 Telefonaktiebolaget L M Ericsson Method of effecting handover in a mobile multilayer cellular radio system
US5483664A (en) * 1993-07-26 1996-01-09 Motorola, Inc. Cellular communications with scheduled handoffs

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4737978A (en) * 1986-10-31 1988-04-12 Motorola, Inc. Networked cellular radiotelephone systems
US4866710A (en) * 1988-02-22 1989-09-12 Motorola, Inc. Reuse groups for scan monitoring in digital cellular systems
IL91529A0 (en) * 1988-10-28 1990-04-29 Motorola Inc Satellite cellular telephone and data communication 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
US5073900A (en) * 1990-03-19 1991-12-17 Mallinckrodt Albert J Integrated cellular communications system
US5235633A (en) * 1991-12-26 1993-08-10 Everett Dennison Cellular telephone system that uses position of a mobile unit to make call management decisions
US5559866A (en) * 1992-06-01 1996-09-24 Motorola, Inc. Method of reuse through remote antenna and same channel cell division
BR9402888A (pt) * 1993-07-22 1995-04-11 Motorola Inc Processo para minimizar interrupções de mensagens durante transferência de unidade de comunicação
ZA948134B (en) 1993-10-28 1995-06-13 Quaqlcomm Inc Method and apparatus for performing handoff between sectors of a common base station
US6157668A (en) 1993-10-28 2000-12-05 Qualcomm Inc. Method and apparatus for reducing the average transmit power of a base station
US5722068A (en) * 1994-01-26 1998-02-24 Oki Telecom, Inc. Imminent change warning
JPH09511107A (ja) 1994-01-27 1997-11-04 ノキア テレコミュニカシオンス オサケ ユキチュア セルラー電気通信システムにおけるセミ・ハード・ハンドオフ
US5673308A (en) * 1994-10-12 1997-09-30 Bell Atlantic Network Services, Inc. Personal phone number system
US5697055A (en) * 1994-10-16 1997-12-09 Qualcomm Incorporated Method and apparatus for handoff between different cellular communications systems
US5691974A (en) * 1995-01-04 1997-11-25 Qualcomm Incorporated Method and apparatus for using full spectrum transmitted power in a spread spectrum communication system for tracking individual recipient phase, time and energy
US5901144A (en) * 1995-04-13 1999-05-04 Hitachi, Ltd. Mobile radio communications system
US5689815A (en) * 1995-05-04 1997-11-18 Oki Telecom, Inc. Saturation prevention system for radio telephone with open and closed loop power control systems
US5732351A (en) * 1995-08-31 1998-03-24 Motorola, Inc. Communication system and method for single channel hand-offs
US5722073A (en) * 1996-02-21 1998-02-24 Telefonaktiebolaget L M Ericsson Method and system for measuring signals in a telecommunications systemhaving maho
US6128470A (en) * 1996-07-18 2000-10-03 Ericsson Inc. System and method for reducing cumulative noise in a distributed antenna network
US6016313A (en) * 1996-11-07 2000-01-18 Wavtrace, Inc. System and method for broadband millimeter wave data communication
US5987326A (en) * 1997-02-11 1999-11-16 Qualcomm Incorporated Transmit power reduction for a high speed CDMA link in soft handoff
US5978365A (en) * 1998-07-07 1999-11-02 Orbital Sciences Corporation Communications system handoff operation combining turbo coding and soft handoff techniques

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5392453A (en) * 1991-06-20 1995-02-21 Telefonaktiebolaget L M Ericsson Method of effecting handover in a mobile multilayer cellular radio system
US5483664A (en) * 1993-07-26 1996-01-09 Motorola, Inc. Cellular communications with scheduled handoffs

Also Published As

Publication number Publication date
KR20000048708A (ko) 2000-07-25
ZA978676B (en) 1998-06-30
JP2007306583A (ja) 2007-11-22
US20010007552A1 (en) 2001-07-12
CN1237314A (zh) 1999-12-01
US6549780B2 (en) 2003-04-15
EP1008271B1 (en) 2008-08-20
US6233456B1 (en) 2001-05-15
JP3993242B2 (ja) 2007-10-17
JP2001501399A (ja) 2001-01-30
HK1029701A1 (en) 2001-04-06
WO1998014026A1 (en) 1998-04-02
EP1008271A1 (en) 2000-06-14
CA2266951C (en) 2008-06-03
CN1182751C (zh) 2004-12-29
JP4083787B2 (ja) 2008-04-30
DE69738932D1 (de) 2008-10-02
RU2180159C2 (ru) 2002-02-27
CA2266951A1 (en) 1998-04-02
ATE406061T1 (de) 2008-09-15

Similar Documents

Publication Publication Date Title
KR100509406B1 (ko) 통신 시스템에서의 인접 서비스 영역 핸드오프용 장치 및 방법
JP4750275B2 (ja) マルチビーム通信システムの呼ドロップ率を減少させるシステムおよび方法
JP4643600B2 (ja) Ｃｄｍａシステム用ハードハンドオフにおいてダイバシティを提供するための方法および機器
RU2188506C2 (ru) Управление мощностью пилот-сигнала для систем связи использующих низкоорбитальные спутники
JP2927813B2 (ja) アンテナビーム境界検知装置および方法
EP0868790B1 (en) Satellite diversity scheme
US20010033600A1 (en) Sectorized smart antenna system and method
JP2010213311A (ja) ループ遅延による予測パラメータ制御方法及び装置
WO1995034181A1 (en) Communications system
KR100649923B1 (ko) 공통 데이터 채널을 통하여 공통 정보를 송신하는 장치 및 방법
US6131034A (en) Method and apparatus for collector arrays in wireless communications systems
AU758090B2 (en) Method and apparatus for adjacent service area handoff in communication systems
AU743859B2 (en) Method and apparatus for adjacent service area handoff in communication systems
HK1029701B (en) Method and apparatus for adjacent service area handoff in communication systems
HK1097119A (en) System and method for reducing call dropping rates in a multi-beam communication system
HK1037811B (en) System and method for reducing call dropping rates in a multi-beam communication system
HK1092617A (en) System and method for reducing call dropping rates in a multi-beam communication system

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

FPAY Annual fee payment

Payment date: 20120727

Year of fee payment: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

FPAY Annual fee payment

Payment date: 20130729

Year of fee payment: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

FPAY Annual fee payment

Payment date: 20140730

Year of fee payment: 10

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 10

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 11

FPAY Annual fee payment

Payment date: 20160629

Year of fee payment: 12

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 12

FPAY Annual fee payment

Payment date: 20170629

Year of fee payment: 13

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 13

EXPY Expiration of term
PC1801 Expiration of term

St.27 status event code: N-4-6-H10-H14-oth-PC1801

Not in force date: 20170924

Ip right cessation event data comment text: Termination Category : EXPIRATION_OF_DURATION

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000