IT8420440A0 - Telefono senza fili. - Google Patents

Telefono senza fili.

Info

Publication number
IT8420440A0
IT8420440A0 IT8420440A IT2044084A IT8420440A0 IT 8420440 A0 IT8420440 A0 IT 8420440A0 IT 8420440 A IT8420440 A IT 8420440A IT 2044084 A IT2044084 A IT 2044084A IT 8420440 A0 IT8420440 A0 IT 8420440A0
Authority
IT
Italy
Prior art keywords
wireless phone
phone
wireless
Prior art date
Application number
IT8420440A
Other languages
English (en)
Other versions
IT1175983B (it
IT8420440A1 (it
Inventor
Sumio Iwase
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of IT8420440A0 publication Critical patent/IT8420440A0/it
Publication of IT8420440A1 publication Critical patent/IT8420440A1/it
Application granted granted Critical
Publication of IT1175983B publication Critical patent/IT1175983B/it

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
    • H04M1/72502—Cordless telephones with one base station connected to a single line
    • H04M1/72505—Radio link set-up procedures
    • H04M1/72511—Searching for available channels
IT20440/84A 1983-04-07 1984-04-06 Telefono senza fili IT1175983B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58061301A JPS59186436A (ja) 1983-04-07 1983-04-07 コ−ドレステレホン

Publications (3)

Publication Number Publication Date
IT8420440A0 true IT8420440A0 (it) 1984-04-06
IT8420440A1 IT8420440A1 (it) 1985-10-06
IT1175983B IT1175983B (it) 1987-08-12

Family

ID=13167221

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20440/84A IT1175983B (it) 1983-04-07 1984-04-06 Telefono senza fili

Country Status (8)

Country Link
US (1) US4694485A (it)
JP (1) JPS59186436A (it)
CA (1) CA1206638A (it)
DE (1) DE3413050C2 (it)
FR (1) FR2544153B1 (it)
GB (1) GB2138656B (it)
IT (1) IT1175983B (it)
NL (1) NL193098C (it)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4741019A (en) * 1984-03-15 1988-04-26 Sanyo Electric Co., Ltd. Cordless telephone
DE3441907A1 (de) * 1984-11-16 1986-05-28 Robert Bosch Gmbh, 7000 Stuttgart Funknetz zum uebertragen von informationen zwischen jeweils einem paar von mehreren funkstationspaaren
JPS61161039A (ja) * 1985-01-08 1986-07-21 Victor Co Of Japan Ltd コ−ドレス電話装置
FR2577369A1 (fr) * 1985-02-11 1986-08-14 Fay Stefan De Installation telephonique a postes sans combine et a combine portatif sans fil
JPS61139043U (it) * 1985-02-15 1986-08-28
US4736404A (en) * 1985-03-29 1988-04-05 American Telephone And Telegraph Company, At&T Technologies Inc. Security arrangement for cordless telephone system
JPH0761029B2 (ja) * 1985-06-20 1995-06-28 ソニー株式会社 送受信装置
NL8503382A (nl) * 1985-12-09 1987-07-01 Philips Nv Werkwijze voor het gemeenschappelijk gebruik van duplex-kanalen in een automatisch kanaalkeuzesysteem en automatisch kanaalkeuzesysteem, waarin deze werkwijze wordt toegepast.
DE3786590T2 (de) * 1986-04-26 1994-02-24 Nec Corp Funktelefonsystem mit gemeinsamem Signalisierungskanal.
JPH0815350B2 (ja) * 1986-05-09 1996-02-14 日本電気株式会社 無線電話装置
JPH0815351B2 (ja) * 1986-05-31 1996-02-14 日本電気株式会社 コ−ドレス電話方式
JPS6324726A (ja) * 1986-07-16 1988-02-02 Sony Corp 送受信装置
JP2580129B2 (ja) * 1986-07-18 1997-02-12 ソニー株式会社 送受信装置
JPS6348926A (ja) * 1986-08-19 1988-03-01 Fujitsu Ltd コ−ドレステレホンのマルチチヤネルアクセス方式
JPS6350234A (ja) * 1986-08-20 1988-03-03 Fujitsu Ltd コ−ドレス電話機
JPS6374330A (ja) * 1986-09-18 1988-04-04 Sony Corp 無線通信方法及びそれに用いる通信機
JPH0695656B2 (ja) * 1987-03-12 1994-11-24 株式会社東芝 無線チヤネルサ−チ方式
JP2557889B2 (ja) * 1987-07-03 1996-11-27 株式会社東芝 無線通信方式
US5020094A (en) * 1987-12-23 1991-05-28 Rash Mark S Cordless telephone network
US5086452A (en) * 1988-06-13 1992-02-04 Kabushiki Kaisha Toshiba Radio telephone system and its control method
JP2692863B2 (ja) * 1988-06-24 1997-12-17 株式会社東芝 無線電話装置
GB9003637D0 (en) * 1990-02-17 1990-04-11 Plessey Telecomm Telecommunications apparatus
DE4026426C2 (de) * 1990-08-21 1999-02-11 Siemens Ag System zur Datenübertragung
DE69128338T2 (de) * 1991-01-08 1998-04-09 Thomson Consumer Electronics Automatisches Kanalwahlsystem für ein schnurloses Telefon
US5375163A (en) * 1991-04-25 1994-12-20 Matsushita Electric Industrial Co., Ltd. Multi-channel cordless telephone system for maintaining master-slave communication
US5388149A (en) * 1991-06-03 1995-02-07 At&T Corp. Method and apparatus for determining availability of a public base unit for communicating with a cordless telephone in a public cordless telephone system
DE4126695A1 (de) * 1991-08-13 1993-02-18 Bosch Gmbh Robert Kraftstoffeinspritzpumpe fuer brennkraftmaschinen
DE4126697A1 (de) * 1991-08-13 1993-02-18 Bosch Gmbh Robert Kraftstoffeinspritzpumpe fuer brennkraftmaschine
DE4207205A1 (de) * 1992-03-09 1993-09-16 Votronic Entwicklung & Prod Einrichtung zur wechselseitigen uebertragung von analogen und/oder digitalen signalen
DE9207008U1 (de) * 1992-05-23 1993-09-23 Emmerich Christoph Gmbh Co Kg Drahtloses telekommunikations-endgeraet
DE4237395C1 (de) * 1992-11-05 1994-02-17 Siemens Ag Verfahren zum Programmieren einer Basisstation mit Hilfe eines Mobilteils
US5826201A (en) * 1992-11-25 1998-10-20 Asterion, Inc. Antenna microwave shield for cellular telephone
JP3319050B2 (ja) * 1993-06-29 2002-08-26 カシオ計算機株式会社 走行状態検出装置
SI9300634A (en) * 1993-12-03 1995-06-30 Ivan Stern Safety preventive method and coresponding device
DE9319508U1 (de) * 1993-12-18 1994-02-17 Hetronic Steuersysteme Gmbh Funkfernsteuerung
EP0738445B1 (en) * 1994-01-05 2001-07-04 Thomson Consumer Electronics, Inc. Clear channel selection system for a cordless telephone
JPH08102776A (ja) * 1994-09-30 1996-04-16 Sony Corp コードレス電話機
US5870678A (en) * 1994-12-22 1999-02-09 Matsushita Electric Industrial Co., Ltd. Cordless telephone apparatus
JPH08186624A (ja) * 1994-12-28 1996-07-16 Nec Corp コードレス電話システム
WO1996037052A1 (en) * 1995-05-18 1996-11-21 Aura Communications, Inc. Short-range magnetic communication system
US5963848A (en) * 1996-04-24 1999-10-05 Motorola, Inc. Method and apparatus for assigning a channel to a mobile unit in a wireless communication system
KR19990082059A (ko) * 1996-11-29 1999-11-15 요트.게.아. 롤페즈 전기 통신 시스템, 채널 확장 프로토콜, 및 무선 스테이션
DE19705502B4 (de) * 1997-02-13 2009-11-05 Wolfgang Brendel Funkfernsteueranlage
US9672519B2 (en) 2012-06-08 2017-06-06 Fmr Llc Mobile device software radio for securely passing financial information between a customer and a financial services firm

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2546985A1 (de) * 1975-10-21 1977-04-28 Bosch Gmbh Robert Mehrkanal-sprechfunkgeraet mit einem pll-(phase locked loop-)oszillatorkreis
NL7607300A (nl) * 1976-07-02 1978-01-04 Philips Nv Automatisch radio-telefoniesysteem.
JPS5411607A (en) * 1977-06-27 1979-01-27 Fujitsu Ltd Selection system for radio line
JPS55166326A (en) * 1979-06-12 1980-12-25 Nec Corp Channel switching circuit
US4467141A (en) * 1981-09-08 1984-08-21 Portaphone Ag Telecommunication system with radio line
AT391234B (de) * 1981-09-08 1990-09-10 Center Nachrichtentechnische A Drahtloser telefonapparat
SE430013B (sv) * 1981-12-21 1983-10-10 Ericsson Telefon Ab L M Forfarande och anleggning for overforing av telefonsamtal till en berbar, tradlos telefonapparat

Also Published As

Publication number Publication date
NL193098C (nl) 1998-10-05
US4694485A (en) 1987-09-15
DE3413050C2 (de) 1995-08-10
GB8408979D0 (en) 1984-05-16
IT1175983B (it) 1987-08-12
DE3413050A1 (de) 1984-10-11
NL8401128A (nl) 1984-11-01
JPH0471373B2 (it) 1992-11-13
IT8420440A1 (it) 1985-10-06
FR2544153A1 (fr) 1984-10-12
CA1206638A (en) 1986-06-24
FR2544153B1 (fr) 1989-12-29
GB2138656B (en) 1986-12-17
GB2138656A (en) 1984-10-24
JPS59186436A (ja) 1984-10-23
NL193098B (nl) 1998-06-02

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970423