DE3689457T2 - Radiofernsprechsystem. - Google Patents

Radiofernsprechsystem.

Info

Publication number
DE3689457T2
DE3689457T2 DE3689457T DE3689457T DE3689457T2 DE 3689457 T2 DE3689457 T2 DE 3689457T2 DE 3689457 T DE3689457 T DE 3689457T DE 3689457 T DE3689457 T DE 3689457T DE 3689457 T2 DE3689457 T2 DE 3689457T2
Authority
DE
Germany
Prior art keywords
radio telephone
transmitter
base unit
radio
rechargeable battery
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
DE3689457T
Other languages
German (de)
English (en)
Other versions
DE3689457D1 (de
Inventor
Koichi Ito
Kaoru Kato
Noboru Saegusa
Isao Sasaki
Akio Toki
Kazuhiro Yoshizawa
Akio Yotsutani
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.)
Toshiba Corp
NEC Corp
NTT Inc
Original Assignee
Toshiba Corp
NEC Corp
Nippon Telegraph and Telephone Corp
Nippon Electric 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 Toshiba Corp, NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE3689457D1 publication Critical patent/DE3689457D1/de
Publication of DE3689457T2 publication Critical patent/DE3689457T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S320/00—Electricity: battery or capacitor charging or discharging
    • Y10S320/18—Indicator or display
    • Y10S320/19—Charger status, e.g. voltmeter
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S320/00—Electricity: battery or capacitor charging or discharging
    • Y10S320/18—Indicator or display
    • Y10S320/21—State of charge of battery

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
DE3689457T 1985-10-03 1986-10-03 Radiofernsprechsystem. Expired - Lifetime DE3689457T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60221063A JPS6281133A (ja) 1985-10-03 1985-10-03 無線電話装置の連続送信禁止方式

Publications (2)

Publication Number Publication Date
DE3689457D1 DE3689457D1 (de) 1994-02-10
DE3689457T2 true DE3689457T2 (de) 1994-05-19

Family

ID=16760906

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3689457T Expired - Lifetime DE3689457T2 (de) 1985-10-03 1986-10-03 Radiofernsprechsystem.

Country Status (6)

Country Link
US (1) US4726052A (enExample)
EP (1) EP0218482B1 (enExample)
JP (1) JPS6281133A (enExample)
AU (1) AU585396B2 (enExample)
CA (1) CA1255025A (enExample)
DE (1) DE3689457T2 (enExample)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0288013A1 (de) * 1987-04-21 1988-10-26 Siemens Aktiengesellschaft Vorrichtung zum Laden eines Akkumulators
CA1292336C (en) * 1987-07-16 1991-11-19 Masayuki Makino Cordless telephone with battery saving function
JP2601833B2 (ja) * 1987-08-24 1997-04-16 日本電信電話株式会社 コードレス電話装置
JPH0793649B2 (ja) * 1987-09-09 1995-10-09 三菱電機株式会社 電話装置
USRE36712E (en) * 1987-11-30 2000-05-23 Kabushiki Kaisha Toshiba Radio telephone apparatus
JPH0710052B2 (ja) * 1987-11-30 1995-02-01 株式会社東芝 無線電話装置
JPH01148029A (ja) * 1987-12-03 1989-06-09 Fujitsu Ltd 充電遮断時における過放電保護方式
JPH0750905B2 (ja) * 1987-12-08 1995-05-31 松下電器産業株式会社 コードレス電話装置
CA1335601C (en) * 1988-01-29 1995-05-16 Nec Corporation Charge control circuit for cordless telephone system
JPH01220919A (ja) * 1988-02-29 1989-09-04 Toshiba Corp 無線電話装置
JP2664923B2 (ja) * 1988-03-04 1997-10-22 日本電気株式会社 無線電話装置
JPH0222953A (ja) * 1988-07-11 1990-01-25 Sharp Corp コードレス電話機
JPH0243855A (ja) * 1988-08-04 1990-02-14 Toshiba Corp 無線電話装置
US5212811A (en) * 1988-12-07 1993-05-18 Kabushiki Kaisha Toshiba Radio telephone in which an off operation of an operator-activated power switch is inhibited during a talk mode
US5170494A (en) * 1988-12-08 1992-12-08 Nokia Mobile Phones Ltd. Two piece radio telephone
US4903327A (en) * 1989-02-03 1990-02-20 Motorola, Inc. Cellular telephone with transmission-on and radio-on timers
US5164652A (en) * 1989-04-21 1992-11-17 Motorola, Inc. Method and apparatus for determining battery type and modifying operating characteristics
US5065083A (en) * 1989-08-25 1991-11-12 Staodyn, Inc. Microprocessor controlled electronic stimulating device having a battery management system and method therefor
US5200688A (en) * 1991-05-31 1993-04-06 Motorola, Inc. Vehicular charger
US5136229A (en) * 1991-07-15 1992-08-04 Galvin Jay M Power pack device
US5613220A (en) * 1993-09-28 1997-03-18 Canon Kabushiki Kaisha Radio communication apparatus
GB2317081B (en) * 1993-11-22 1998-08-12 Matsushita Electric Industrial Co Ltd Cordless telephone system
GB2284127B (en) * 1993-11-22 1998-08-12 Matsushita Electric Industrial Co Ltd Cordless telephone system
SG76493A1 (en) * 1996-02-15 2000-11-21 Motorola Inc Method and apparatus for transmitting data
DE19617509A1 (de) * 1996-05-02 1997-11-13 Grundig Ag Verfahren und Schaltungsanordnung zur automatischen Auslösung von Verbindungen
JPH10341273A (ja) * 1997-06-05 1998-12-22 Nec Corp 携帯電話機の充電表示装置
JPH11146456A (ja) * 1997-11-10 1999-05-28 Nec Shizuoka Ltd 携帯無線装置
DE19927585A1 (de) * 1999-06-16 2000-12-28 Siemens Ag Basisstation für ein Schnurlostelefon
US20040192409A1 (en) * 2003-01-08 2004-09-30 Chan Chi Fai System and method for providing effective power management

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3557312A (en) * 1965-10-23 1971-01-19 Chromalloy American Corp Remote telephone extension system
JPS57122956U (enExample) * 1981-01-23 1982-07-31
US4354118A (en) * 1981-01-30 1982-10-12 Bell & Howell Company Battery backup supply control means and method
JPS58125922A (ja) 1982-01-21 1983-07-27 Nec Corp コ−ドレス電話機
JPS58177038A (ja) * 1982-04-09 1983-10-17 Yuniden Kk コ−ドレス電話器の自動交信待期装置
JPS58225743A (ja) * 1982-06-23 1983-12-27 Toshiba Corp 無線電話装置
JPS5939559U (ja) * 1982-09-02 1984-03-13 三洋電機株式会社 無線電話機の充電回路
US4471492A (en) * 1982-11-01 1984-09-11 General Electric Company Voltage indicating arrangement for a radio transceiver
FR2550900B1 (fr) * 1983-08-17 1986-05-23 Thomson Csf Poste recepteur a faible consommation d'energie
US4595872A (en) * 1983-09-28 1986-06-17 Ball Newton E Computer-attached uninterruptable DC power supply
US4731813A (en) * 1983-12-30 1988-03-15 Motorola, Inc. Address encoding system for portable battery-operated devices
US4568868A (en) * 1984-08-14 1986-02-04 Texas Hitech, Inc. Remote solar powered light
CA1217528A (en) * 1984-08-20 1987-02-03 Michel Matteau Lithium battery protection circuit
JPH0352048Y2 (enExample) * 1985-04-30 1991-11-11

Also Published As

Publication number Publication date
AU6349386A (en) 1987-04-09
EP0218482A2 (en) 1987-04-15
EP0218482A3 (en) 1989-03-22
EP0218482B1 (en) 1993-12-29
AU585396B2 (en) 1989-06-15
US4726052A (en) 1988-02-16
JPH0420535B2 (enExample) 1992-04-03
JPS6281133A (ja) 1987-04-14
DE3689457D1 (de) 1994-02-10
CA1255025A (en) 1989-05-30

Similar Documents

Publication Publication Date Title
DE3689457T2 (de) Radiofernsprechsystem.
DE68922752T2 (de) Ladesteuerungsschaltung für ein drahtloses Telefonsystem.
DE2951550C2 (enExample)
US3968333A (en) Battery charger control circuit for telephone transmission systems
EP0386659A2 (de) Schaltungsanordnung zum Übertragen von binären Signalen und Energie über eine Leitung
WO2003003702A1 (de) Anmelden von akkubetriebenen mobilteilen an basissstationen mit einer akkuladeeinrichtung
DE68920970T2 (de) Übertragungsleitungs-Überwachungssystem.
EP3292017A1 (de) Verfahren und vorrichtung zur überprüfung einer verbindung zwischen einem elektrofahrzeug und einer ladestation
DE3885325T2 (de) Funkfernsprechgerät.
DE3885329T2 (de) Fernunterbrechung und Kurzschlussgerät.
DE69026096T2 (de) Kopplungseinrichtung zum Anschluss einer Datenübertragungsanschlu-einrichtung an das öffentliche Fernsprechwahlnetz, die eine lokale Versorgungsschaltung zur Speisung eines lokalen Fernsprechers beinhaltet sowie eine Datenübertragungsanschlu-einrichtung und eine Arbeitsstation mit einer solchen Kopplungseinrichtung
DE69434516T2 (de) Ladezustandsanzeige für ein Funkgerät
DE2458885C3 (de) Datenübertragungsstation
DE19519881C1 (de) Anordnung zur Ladung von Akkus für ein schnurloses Telefon
DE2036476C3 (de) Schaltungsanordnung für die Stromversorgung tragbarer Rundfunkempfangsgeräte
EP0573856A1 (de) Funkgerät
DE19802825C1 (de) Verfahren zur schnellen Prüfung der Funktionsfähigkeit eines Teilnehmersatzes
DE4014267A1 (de) Schaltungsanordnung zur erkennung eines in einer elektrischen leitung fliessenden stroms
DE4018962A1 (de) Vorrichtung und verfahren zum pruefen von reserve-teilnehmerschaltungen in einem uebermittlungssystem
DE69530391T2 (de) Verfahren zur signalisierung der ursache einer verbindungsunterbrechung zu einer haupteinheit
DE69601348T2 (de) Überspannungsschutzvorrichtung für eine Fernsprecheinrichtung
DE2401228C3 (de) Vorrichtung zur Funktionsprüfung von Funksprechgeräten
SU1343560A2 (ru) Устройство дл проверки телефонных соединительных линий
EP4647287A1 (de) Ladeadapter für eine ladestation für ein elektrisch antreibbares fahrzeug sowie verfahren zum laden eines elektrisch antreibbaren fahrzeugs
DE3005799C2 (de) Prüfeinrichtung für Fernmeldeanlagen, insbesondere Betriebsfernsprechanlagen, mit einem Vierdrahtübertragungseinrichtungen miteinander verbindenden Koppelnetzwerk

Legal Events

Date Code Title Description
8364 No opposition during term of opposition