DE3368164D1 - A cordless telephone system - Google Patents

A cordless telephone system

Info

Publication number
DE3368164D1
DE3368164D1 DE8383900455T DE3368164T DE3368164D1 DE 3368164 D1 DE3368164 D1 DE 3368164D1 DE 8383900455 T DE8383900455 T DE 8383900455T DE 3368164 T DE3368164 T DE 3368164T DE 3368164 D1 DE3368164 D1 DE 3368164D1
Authority
DE
Germany
Prior art keywords
telephone system
cordless telephone
cordless
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
Application number
DE8383900455T
Other languages
English (en)
Inventor
William Edward Baker
Fritz Edgar Froehlich
Hans George Mattes
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of DE3368164D1 publication Critical patent/DE3368164D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/16—WPBX [Wireless Private Branch Exchange]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1149—Arrangements for indoor wireless networking of information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/40—Transceivers
    • 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
    • H04M1/737—Characterised by transmission of electromagnetic waves other than radio waves, e.g. infrared waves
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/18—Information format or content conversion, e.g. adaptation by the network of the transmitted or received information for the purpose of wireless delivery to users or terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/26—Network addressing or numbering for mobility support
DE8383900455T 1982-06-09 1983-01-06 A cordless telephone system Expired DE3368164D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/386,722 US4456793A (en) 1982-06-09 1982-06-09 Cordless telephone system
PCT/US1983/000013 WO1983004462A1 (en) 1982-06-09 1983-01-06 A cordless key telephone system employing infrared transmission

Publications (1)

Publication Number Publication Date
DE3368164D1 true DE3368164D1 (en) 1987-01-15

Family

ID=23526772

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383900455T Expired DE3368164D1 (en) 1982-06-09 1983-01-06 A cordless telephone system

Country Status (6)

Country Link
US (1) US4456793A (de)
EP (1) EP0110888B1 (de)
JP (1) JPS59501036A (de)
CA (1) CA1200030A (de)
DE (1) DE3368164D1 (de)
WO (1) WO1983004462A1 (de)

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US4456793A (en) 1984-06-26
EP0110888A1 (de) 1984-06-20
CA1200030A (en) 1986-01-28
WO1983004462A1 (en) 1983-12-22
EP0110888B1 (de) 1986-12-03
JPS59501036A (ja) 1984-06-07

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