JP2001069236A - 無線通信装置および電源切り替え方法 - Google Patents

無線通信装置および電源切り替え方法

Info

Publication number
JP2001069236A
JP2001069236A JP24261899A JP24261899A JP2001069236A JP 2001069236 A JP2001069236 A JP 2001069236A JP 24261899 A JP24261899 A JP 24261899A JP 24261899 A JP24261899 A JP 24261899A JP 2001069236 A JP2001069236 A JP 2001069236A
Authority
JP
Japan
Prior art keywords
wireless communication
power supply
computer device
communication device
built
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.)
Pending
Application number
JP24261899A
Other languages
English (en)
Japanese (ja)
Inventor
Masazumi Yamazaki
正純 山崎
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP24261899A priority Critical patent/JP2001069236A/ja
Priority to PCT/JP2001/001199 priority patent/WO2002067404A1/fr
Priority to US10/296,472 priority patent/US20030139207A1/en
Publication of JP2001069236A publication Critical patent/JP2001069236A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1632—External expansion units, e.g. docking stations
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/263—Arrangements for using multiple switchable power supplies, e.g. battery and AC
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/266—Arrangements to supply power to external peripherals either directly from the computer or under computer control, e.g. supply of power through the communication port, computer controlled power-strips
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/10—Current supply arrangements
    • 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
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
    • H04W52/0277—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof according to available power supply, e.g. switching off when a low battery condition is detected
    • 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)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Human Computer Interaction (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Communication Control (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Telephone Function (AREA)
  • Telephonic Communication Services (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
JP24261899A 1999-08-30 1999-08-30 無線通信装置および電源切り替え方法 Pending JP2001069236A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP24261899A JP2001069236A (ja) 1999-08-30 1999-08-30 無線通信装置および電源切り替え方法
PCT/JP2001/001199 WO2002067404A1 (fr) 1999-08-30 2001-02-20 Dispositif de communication sans fil et procede de commutation d'alimentation
US10/296,472 US20030139207A1 (en) 1999-08-30 2001-02-20 Wireless communication device and method of switching power supply

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP24261899A JP2001069236A (ja) 1999-08-30 1999-08-30 無線通信装置および電源切り替え方法
PCT/JP2001/001199 WO2002067404A1 (fr) 1999-08-30 2001-02-20 Dispositif de communication sans fil et procede de commutation d'alimentation

Publications (1)

Publication Number Publication Date
JP2001069236A true JP2001069236A (ja) 2001-03-16

Family

ID=26345038

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24261899A Pending JP2001069236A (ja) 1999-08-30 1999-08-30 無線通信装置および電源切り替え方法

Country Status (2)

Country Link
JP (1) JP2001069236A (fr)
WO (1) WO2002067404A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002067404A1 (fr) * 1999-08-30 2002-08-29 Matsushita Electric Industrial Co., Ltd. Dispositif de communication sans fil et procede de commutation d'alimentation
JP2002279374A (ja) * 2001-03-15 2002-09-27 Mitsubishi Electric Corp 無線通信用ｐｃカード
JP2007157103A (ja) * 2005-12-02 2007-06-21 Uniwill Computer Corp コンピュータ装置、無線ネットワーク伝送システムおよび伝送方法
JP2010220347A (ja) * 2009-03-16 2010-09-30 Toshiba Corp 電子機器システム
JP2013162547A (ja) * 2012-02-01 2013-08-19 Canon Inc 給電装置
WO2015041206A1 (fr) * 2013-09-17 2015-03-26 株式会社ジーデバイス Dispositif d'activation automatique d'appareil, appareil d'informations portatif, système d'appareil d'informations portatif et programme

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5043721A (en) * 1989-12-18 1991-08-27 Hewlett-Packard Company Paging accessory for portable information/computing devices
JP2548415B2 (ja) * 1990-01-08 1996-10-30 シャープ株式会社 電力供給装置
JPH05110727A (ja) * 1991-10-18 1993-04-30 Ricoh Co Ltd フアクシミリ装置
BR9405440A (pt) * 1993-06-30 1999-09-08 Motorola Inc Dispositivo eletrônico conectável de forma desprendível a fonte de energia de nível variável e processo de recarregar fonte de força recarregável.
AU706099B2 (en) * 1993-09-15 1999-06-10 Ericsson Inc. System for providing electrical power to modular electronic components
JP2708374B2 (ja) * 1994-07-26 1998-02-04 インターナショナル・ビジネス・マシーンズ・コーポレイション コンピュータ用バッテリ接続装置及びバッテリの切換方法
US5684384A (en) * 1995-10-31 1997-11-04 Motorola, Inc. Apparatus and method for discharging and charging a multiple battery arrangement
US5903764A (en) * 1997-05-02 1999-05-11 Micro International, Ltd. Smart battery selector offering power conversion internally within a portable device
JPH11275245A (ja) * 1998-03-23 1999-10-08 Kyocera Corp 電池内蔵型携帯無線端末
JP2000284864A (ja) * 1999-03-30 2000-10-13 Matsushita Electric Ind Co Ltd 携帯型情報処理装置
JP2001069236A (ja) * 1999-08-30 2001-03-16 Matsushita Electric Ind Co Ltd 無線通信装置および電源切り替え方法

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002067404A1 (fr) * 1999-08-30 2002-08-29 Matsushita Electric Industrial Co., Ltd. Dispositif de communication sans fil et procede de commutation d'alimentation
JP2002279374A (ja) * 2001-03-15 2002-09-27 Mitsubishi Electric Corp 無線通信用ｐｃカード
JP2007157103A (ja) * 2005-12-02 2007-06-21 Uniwill Computer Corp コンピュータ装置、無線ネットワーク伝送システムおよび伝送方法
JP2010220347A (ja) * 2009-03-16 2010-09-30 Toshiba Corp 電子機器システム
JP2013162547A (ja) * 2012-02-01 2013-08-19 Canon Inc 給電装置
US9825466B2 (en) 2012-02-01 2017-11-21 Canon Kabushiki Kaisha Power supply device, electronic device, control method, and recording medium
WO2015041206A1 (fr) * 2013-09-17 2015-03-26 株式会社ジーデバイス Dispositif d'activation automatique d'appareil, appareil d'informations portatif, système d'appareil d'informations portatif et programme

Also Published As

Publication number Publication date
WO2002067404A8 (fr) 2003-03-06
WO2002067404A1 (fr) 2002-08-29

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