SG72814A1 - Transmission power control system capable of disabling communication of a mobile terminal which carries out an abnormal operation - Google Patents

Transmission power control system capable of disabling communication of a mobile terminal which carries out an abnormal operation

Info

Publication number
SG72814A1
SG72814A1 SG1998001043A SG1998001043A SG72814A1 SG 72814 A1 SG72814 A1 SG 72814A1 SG 1998001043 A SG1998001043 A SG 1998001043A SG 1998001043 A SG1998001043 A SG 1998001043A SG 72814 A1 SG72814 A1 SG 72814A1
Authority
SG
Singapore
Prior art keywords
mobile terminal
transmission power
terminal
power control
abnormal
Prior art date
Application number
SG1998001043A
Other languages
English (en)
Inventor
Seiji Kondo
Original Assignee
Nec 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 Nec Corp filed Critical Nec Corp
Publication of SG72814A1 publication Critical patent/SG72814A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
    • H04W52/0235—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal where the received signal is a power saving command
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/08—Closed loop power control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
SG1998001043A 1997-05-16 1998-05-14 Transmission power control system capable of disabling communication of a mobile terminal which carries out an abnormal operation SG72814A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9126590A JP2954086B2 (ja) 1997-05-16 1997-05-16 移動通信システム

Publications (1)

Publication Number Publication Date
SG72814A1 true SG72814A1 (en) 2000-05-23

Family

ID=14938957

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998001043A SG72814A1 (en) 1997-05-16 1998-05-14 Transmission power control system capable of disabling communication of a mobile terminal which carries out an abnormal operation

Country Status (7)

Country Link
US (1) US6081727A (de)
EP (1) EP0880239B1 (de)
JP (1) JP2954086B2 (de)
KR (1) KR19980087074A (de)
BR (1) BR9802106A (de)
DE (1) DE69841052D1 (de)
SG (1) SG72814A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3031340B2 (ja) * 1998-07-24 2000-04-10 日本電気株式会社 Ｃｄｍａ基地局装置およびｃｄｍａ通信システムならびにｃｄｍａ通信システムにおける通信回線接続制御方法
GB9823467D0 (en) * 1998-10-28 1998-12-23 Koninkl Philips Electronics Nv Radio communication system
FI982363A7 (fi) * 1998-10-30 2000-05-01 Nokia Corp Menetelmä ja järjestelmä radiolaitteen toiminnan rajoittamiseksi tietyllä alueella
US6311070B1 (en) * 1999-03-22 2001-10-30 Nortel Networks Limited Variable step size for power control bits to protect against power overshoot
US6529741B1 (en) * 1999-04-16 2003-03-04 Nortel Networks Ltd. Multi-bit power control and power control command sub-channel design
GB2351404B (en) * 1999-06-24 2003-11-12 Nokia Mobile Phones Ltd A transmitter and a modulator therefor
JP2001024555A (ja) 1999-07-02 2001-01-26 Nec Mobile Commun Ltd Ｃｄｍａ通信装置および送信電力制御方法
US7310529B1 (en) * 2000-01-24 2007-12-18 Nortel Networks Limited Packet data traffic control for cellular wireless networks
JP3821636B2 (ja) * 2000-08-21 2006-09-13 松下電器産業株式会社 通信端末装置、基地局装置および無線通信方法
DE10064351C1 (de) * 2000-12-21 2002-05-08 Deutsche Telekom Mobil Verfahren zur Vermeidung von durch fehlerhafte Mobilstationen hervorgerufenen Störungen in zellularen CDMA-Funknetzen
JP2003018068A (ja) * 2001-06-28 2003-01-17 Nec Corp Ｃｄｍａシステム及び故障移動機検出方法
KR100504812B1 (ko) * 2002-12-20 2005-07-29 엘지전자 주식회사 이동통신 시스템의 휴대단말기 출력전력 제어방법
EP1680720B1 (de) * 2003-11-07 2012-01-04 Telecom Italia S.p.A. Methode und system zum authentifizieren eines benutzers eines datenverarbeitungssystems
FR2888072A1 (fr) * 2005-06-30 2007-01-05 France Telecom Procede de qualification de terminaux mobiles, dispositif, programme et support
KR101137511B1 (ko) 2005-12-09 2012-04-20 한국전자통신연구원 무선 휴대 인터넷 시스템에서의 비정상 단말 검색 및 해제방법, 그리고 그 장치
KR20090032270A (ko) * 2007-09-27 2009-04-01 삼성전자주식회사 휴대단말기의 전원제어 장치

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60182825A (ja) * 1984-02-29 1985-09-18 Nec Corp 無線電話方式
US5003619A (en) * 1989-01-31 1991-03-26 Motorola, Inc. Method and apparatus for adjusting the power of a transmitter
US5267262A (en) * 1989-11-07 1993-11-30 Qualcomm Incorporated Transmitter power control system
US5204970A (en) * 1991-01-31 1993-04-20 Motorola, Inc. Communication system capable of adjusting transmit power of a subscriber unit
US5678198A (en) * 1991-05-22 1997-10-14 Southwestern Bell Technology Resources, Inc. System for controlling signal level at both ends of a transmission link, based upon a detected value
US5220678A (en) * 1991-08-12 1993-06-15 Motorola, Inc. Method and apparatus for adjusting the power of a transmitter
US5267261A (en) * 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
SE500826C2 (sv) * 1993-01-27 1994-09-12 Ericsson Telefon Ab L M Metod att nedkoppla en upprättad kommunikationsförbindelse i ett mobilradiosystem
JP2942977B2 (ja) * 1993-07-16 1999-08-30 松下電器産業株式会社 Ｃｄｍａ方式移動局装置およびｃｄｍａ方式基地局装置およびｃｄｍａ方式無線通信システム
US5819171A (en) * 1995-08-31 1998-10-06 Cellular Technical Services Co., Inc. Automated forced call disruption for use with wireless telephone systems
JP2959458B2 (ja) * 1996-01-19 1999-10-06 日本電気株式会社 送信電力制御方法

Also Published As

Publication number Publication date
JP2954086B2 (ja) 1999-09-27
EP0880239B1 (de) 2009-08-12
DE69841052D1 (de) 2009-09-24
BR9802106A (pt) 1999-06-15
EP0880239A3 (de) 2000-08-02
EP0880239A2 (de) 1998-11-25
JPH10322268A (ja) 1998-12-04
KR19980087074A (ko) 1998-12-05
US6081727A (en) 2000-06-27

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