JPS6486724A - Radio telephone system - Google Patents

Radio telephone system

Info

Publication number
JPS6486724A
JPS6486724A JP62244621A JP24462187A JPS6486724A JP S6486724 A JPS6486724 A JP S6486724A JP 62244621 A JP62244621 A JP 62244621A JP 24462187 A JP24462187 A JP 24462187A JP S6486724 A JPS6486724 A JP S6486724A
Authority
JP
Japan
Prior art keywords
speaking
reception
signal
prescribed
alarm tone
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
JP62244621A
Other languages
English (en)
Inventor
Kiyoshi Hattori
Kuniyoshi Marui
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
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP62244621A priority Critical patent/JPS6486724A/ja
Priority to US07/248,921 priority patent/US4996715A/en
Priority to CA000578734A priority patent/CA1307829C/en
Priority to DE3889832T priority patent/DE3889832T2/de
Priority to EP88309028A priority patent/EP0310379B1/en
Priority to KR1019880012645A priority patent/KR910008739B1/ko
Publication of JPS6486724A publication Critical patent/JPS6486724A/ja
Priority to US07/660,555 priority patent/US5134708A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • 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
    • H04M1/72502—Cordless telephones with one base station connected to a single line
    • H04M1/72516—Cordless telephones with one base station connected to a single line with means for out-of-range alerting
    • 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
    • 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
JP62244621A 1987-09-29 1987-09-29 Radio telephone system Pending JPS6486724A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP62244621A JPS6486724A (en) 1987-09-29 1987-09-29 Radio telephone system
US07/248,921 US4996715A (en) 1987-09-29 1988-09-21 Radio telephone apparatus
CA000578734A CA1307829C (en) 1987-09-29 1988-09-28 Radio telephone apparatus
DE3889832T DE3889832T2 (de) 1987-09-29 1988-09-29 Funkfernsprechgerät.
EP88309028A EP0310379B1 (en) 1987-09-29 1988-09-29 Radio telephone apparatus
KR1019880012645A KR910008739B1 (ko) 1987-09-29 1988-09-29 무선전화장치
US07/660,555 US5134708A (en) 1987-09-29 1991-02-25 Radio telephone apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62244621A JPS6486724A (en) 1987-09-29 1987-09-29 Radio telephone system

Publications (1)

Publication Number Publication Date
JPS6486724A true JPS6486724A (en) 1989-03-31

Family

ID=17121468

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62244621A Pending JPS6486724A (en) 1987-09-29 1987-09-29 Radio telephone system

Country Status (6)

Country Link
US (2) US4996715A (ja)
EP (1) EP0310379B1 (ja)
JP (1) JPS6486724A (ja)
KR (1) KR910008739B1 (ja)
CA (1) CA1307829C (ja)
DE (1) DE3889832T2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06311107A (ja) * 1993-04-26 1994-11-04 Nec Corp 携帯用端末装置及びその通信方式
JPH07203532A (ja) * 1993-12-28 1995-08-04 Nec Corp デジタル移動体通信システム

Families Citing this family (95)

* Cited by examiner, † Cited by third party
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JPS6486724A (en) * 1987-09-29 1989-03-31 Toshiba Corp Radio telephone system
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06311107A (ja) * 1993-04-26 1994-11-04 Nec Corp 携帯用端末装置及びその通信方式
JPH07203532A (ja) * 1993-12-28 1995-08-04 Nec Corp デジタル移動体通信システム

Also Published As

Publication number Publication date
US4996715A (en) 1991-02-26
EP0310379A3 (en) 1990-07-18
KR890006012A (ko) 1989-05-18
EP0310379A2 (en) 1989-04-05
CA1307829C (en) 1992-09-22
DE3889832D1 (de) 1994-07-07
KR910008739B1 (ko) 1991-10-19
DE3889832T2 (de) 1994-09-08
US5134708A (en) 1992-07-28
EP0310379B1 (en) 1994-06-01

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