DE3787593T2 - Tragbares Funktelefon mit Energiespareinrichtung. - Google Patents

Tragbares Funktelefon mit Energiespareinrichtung.

Info

Publication number
DE3787593T2
DE3787593T2 DE87110683T DE3787593T DE3787593T2 DE 3787593 T2 DE3787593 T2 DE 3787593T2 DE 87110683 T DE87110683 T DE 87110683T DE 3787593 T DE3787593 T DE 3787593T DE 3787593 T2 DE3787593 T2 DE 3787593T2
Authority
DE
Germany
Prior art keywords
energy saving
saving device
radio telephone
portable radio
telephone
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 - Fee Related
Application number
DE87110683T
Other languages
English (en)
Other versions
DE3787593D1 (de
Inventor
Yoshihiko C O Nec Corpor Kasai
Sotoaki C O Nec Corpora Babano
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.)
NEC Corp
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
Application granted granted Critical
Publication of DE3787593D1 publication Critical patent/DE3787593D1/de
Publication of DE3787593T2 publication Critical patent/DE3787593T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • 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
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0241—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where no transmission is received, e.g. out of range of the transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • H04M1/73—Battery saving arrangements
    • 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
DE87110683T 1986-07-26 1987-07-23 Tragbares Funktelefon mit Energiespareinrichtung. Expired - Fee Related DE3787593T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61174743A JPS6333021A (ja) 1986-07-26 1986-07-26 携帯無線電話機

Publications (2)

Publication Number Publication Date
DE3787593D1 DE3787593D1 (de) 1993-11-04
DE3787593T2 true DE3787593T2 (de) 1994-02-17

Family

ID=15983900

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87110683T Expired - Fee Related DE3787593T2 (de) 1986-07-26 1987-07-23 Tragbares Funktelefon mit Energiespareinrichtung.

Country Status (8)

Country Link
US (1) US4903319A (de)
EP (1) EP0255048B1 (de)
JP (1) JPS6333021A (de)
KR (1) KR910001540B1 (de)
AU (1) AU607428B2 (de)
CA (1) CA1284183C (de)
DE (1) DE3787593T2 (de)
HK (1) HK139993A (de)

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US5838720A (en) * 1996-02-23 1998-11-17 Teletransactions, Inc. Transceiver control with sleep mode operation
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JP3462009B2 (ja) * 1996-06-26 2003-11-05 三菱電機株式会社 移動用無線端末およびその動作方法
JP3111909B2 (ja) * 1996-09-27 2000-11-27 松下電器産業株式会社 移動電話機
US5966654A (en) * 1996-11-01 1999-10-12 Ericsson Inc. Recyclable cellular telephone and method and apparatus for supporting the use of a recyclable cellular telephone within a cellular telephone network acting as a theme park communicator/scheduler
US5818915A (en) * 1996-11-01 1998-10-06 Ericsson, Inc. Recyclable cellular telephone and method and apparatus for supporting the use of a recyclable cellular telephone within a cellular telephone network
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US5946613A (en) * 1996-11-01 1999-08-31 Ericsson Inc. Recyclable cellular telephone and method and apparatus for supporting the use of a recyclable cellular telephone within a cellular telephone network
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JP3119605B2 (ja) * 1997-10-28 2000-12-25 埼玉日本電気株式会社 無線基地局
JP4001686B2 (ja) * 1997-11-19 2007-10-31 株式会社日立国際電気 受信機及び間欠フレーム同期方法及び携帯端末
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JP2928217B1 (ja) * 1998-03-02 1999-08-03 日本電気移動通信株式会社 移動端末装置
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KR100652142B1 (ko) * 1998-06-23 2007-03-02 주식회사 팬택앤큐리텔 이동단말기의배터리절전방법
US6449663B1 (en) * 1998-07-08 2002-09-10 International Business Machines Corporation Method and apparatus for adjusting an interval of polling a network printer based on changes in working status of the network printer
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JP3169935B2 (ja) * 1999-03-23 2001-05-28 日本電気移動通信株式会社 通話制限無線通信装置
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US6377814B1 (en) * 2000-02-07 2002-04-23 Qualcomm Incorporated Method and apparatus for supervising transmit power in a high data rate system
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Also Published As

Publication number Publication date
JPS6333021A (ja) 1988-02-12
DE3787593D1 (de) 1993-11-04
US4903319A (en) 1990-02-20
AU7605387A (en) 1988-01-28
HK139993A (en) 1993-12-31
EP0255048A2 (de) 1988-02-03
EP0255048A3 (en) 1989-07-05
CA1284183C (en) 1991-05-14
EP0255048B1 (de) 1993-09-29
AU607428B2 (en) 1991-03-07
KR910001540B1 (ko) 1991-03-15
KR880002359A (ko) 1988-04-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee