DE68918299T3 - Kanalwechselsystem. - Google Patents

Kanalwechselsystem.

Info

Publication number: DE68918299T3
Authority: DE; Germany
Prior art keywords: channel change; change system; channel; change
Prior art date: 1988-01-25
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

DE68918299T

Other languages

English (en)

Other versions

DE68918299T2 (de

DE68918299D1 (de

Inventor

Susumu Sasaki

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.)

Fujitsu Ltd

Original Assignee

Fujitsu 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.)

1988-01-25

Filing date

1989-01-25

Publication date

1998-05-20

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11847866&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68918299(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1989-01-25 Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd

1994-10-27 Application granted granted Critical

1994-10-27 Publication of DE68918299D1 publication Critical patent/DE68918299D1/de

1995-04-06 Publication of DE68918299T2 publication Critical patent/DE68918299T2/de

1998-05-20 Publication of DE68918299T3 publication Critical patent/DE68918299T3/de

2009-01-26 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0058—Transmission of hand-off measurement information, e.g. measurement reports
- 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]

DE68918299T 1988-01-25 1989-01-25 Kanalwechselsystem. Expired - Lifetime DE68918299T3 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP63013963A JP2548763B2 (ja)	1988-01-25	1988-01-25	移動体通信の通話中ゾーン切換え方法と制御交換局

Publications (3)

Publication Number	Publication Date
DE68918299D1 DE68918299D1 (de)	1994-10-27
DE68918299T2 DE68918299T2 (de)	1995-04-06
DE68918299T3 true DE68918299T3 (de)	1998-05-20

Family

ID=11847866

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE68918299T Expired - Lifetime DE68918299T3 (de)	1988-01-25	1989-01-25	Kanalwechselsystem.

Country Status (5)

Country	Link
US (1)	US4975939A (de)
EP (1)	EP0326104B2 (de)
JP (1)	JP2548763B2 (de)
CA (1)	CA1310097C (de)
DE (1)	DE68918299T3 (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE466829B (sv) *	1990-05-11	1992-04-06	Tateco Ab	Anslutning av traadloesa telefoner till en abonnentvaexel
US5260987A (en) *	1990-06-18	1993-11-09	Northern Telecom Limited	Mobile communications
JP3093243B2 (ja) *	1990-07-12	2000-10-03	株式会社東芝	移動無線通信システム
AU633444B2 (en) *	1990-08-01	1993-01-28	American Telephone And Telegraph Company	Extended range cordless telephone system
US5243641A (en) *	1990-08-01	1993-09-07	At&T Bell Laboratories	Extended range cordless telephone system
US5222249A (en) *	1990-11-08	1993-06-22	Motorola, Inc.	Dynamic rf communication resource access by roving mobile units
FR2675325B1 (fr) *	1991-04-12	1993-07-16	Dassault Electronique	Dispositif et procede d'interconnexion telephoniques destines a offrir une continuite de service dans un reseau de communication a stations autonomes.
US5815525A (en)	1991-05-13	1998-09-29	Omnipoint Corporation	Multi-band, multi-mode spread-spectrum communication system
US5694414A (en)	1991-05-13	1997-12-02	Omnipoint Corporation	Multi-band, multi-mode spread-spectrum communication system
US5790587A (en)	1991-05-13	1998-08-04	Omnipoint Corporation	Multi-band, multi-mode spread-spectrum communication system
US5887020A (en)	1991-05-13	1999-03-23	Omnipoint Corporation	Multi-band, multi-mode spread-spectrum communication system
US5796772A (en)	1991-05-13	1998-08-18	Omnipoint Corporation	Multi-band, multi-mode spread-spectrum communication system
US5285469A (en)	1991-06-03	1994-02-08	Omnipoint Data Corporation	Spread spectrum wireless telephone system
US5195090A (en) *	1991-07-09	1993-03-16	At&T Bell Laboratories	Wireless access telephone-to-telephone network interface architecture
CA2066538C (en) *	1991-07-09	1997-12-23	Brian David Bolliger	Mobile-telephone system call processing arrangement
US5195091A (en) *	1991-07-09	1993-03-16	At&T Bell Laboratories	Adaptive synchronization arrangement
US5184347A (en) *	1991-07-09	1993-02-02	At&T Bell Laboratories	Adaptive synchronization arrangement
CA2078193A1 (en) *	1991-11-27	1993-05-28	Chinmei Chen Lee	Handover of mobile radio calls between base station systems
US5513248A (en) *	1991-12-02	1996-04-30	At&T Corp.	Cordless telephone micro-cellular system
US5309503A (en) *	1991-12-06	1994-05-03	Motorola, Inc.	Dynamic channel assignment in a communication system
JPH05167515A (ja) *	1991-12-13	1993-07-02	Japan Radio Co Ltd	コードレス移動電話の追跡交換処理システム
JP3766434B2 (ja)	1991-12-16	2006-04-12	ザーカムワイヤレス，インコーポレイテッド	スペクトル拡散データ送信システム
US5408516A (en) *	1992-05-15	1995-04-18	Dassault Automatismes Et Telecommunications	Device and method for telephony interconnection intended to offer continuity of service to independent stations in a communications network
CA2078194A1 (en) *	1992-05-18	1993-11-19	David John Howard	Handover of mobile radio calls between mobile switching centers
TR27974A (tr) *	1992-06-30	1995-11-01	Dassault Automatismes	Bir iletisim sebekesi icindeki bagimsiz istasyonlara servis sürekliligi temin etmesi amaclanan telefon arabaglantisi icin cihaz ve yöntem.
US5402470A (en) *	1993-02-26	1995-03-28	Astronet Corporation	System and method for connection of cellular base stations to a mobile switching center using dial up telephone circuits
JP3205137B2 (ja) *	1993-09-03	2001-09-04	株式会社日立製作所	無線通信システム及び移動無線端末
US6157668A (en) *	1993-10-28	2000-12-05	Qualcomm Inc.	Method and apparatus for reducing the average transmit power of a base station
ZA948134B (en) *	1993-10-28	1995-06-13	Quaqlcomm Inc	Method and apparatus for performing handoff between sectors of a common base station
ZA948133B (en) *	1993-10-28	1996-05-17	Qualcomm Inc	Method and apparatus for reducing the average transmit power from a sectorized base station
US6094575A (en)	1993-11-01	2000-07-25	Omnipoint Corporation	Communication system and method
US6088590A (en)	1993-11-01	2000-07-11	Omnipoint Corporation	Method and system for mobile controlled handoff and link maintenance in spread spectrum communication
US6005856A (en)	1993-11-01	1999-12-21	Omnipoint Corporation	Communication protocol for spread spectrum wireless communication system
US5933787A (en) *	1995-03-13	1999-08-03	Qualcomm Incorporated	Method and apparatus for performing handoff between sectors of a common base station
US5930727A (en) *	1995-07-21	1999-07-27	Ericsson Inc.	Analog fax and modem requests in a D-AMPS multi-line terminal system
KR100222734B1 (ko) *	1996-07-15	1999-10-01	유기범	발신 전용 휴대 전화 시스템을 이용한 사설 교환기용 무선 정합 장치
DE19744391A1 (de)	1997-10-08	1999-04-15	Bosch Gmbh Robert	Verfahren zum Betreiben einer Kommunikationsanlage
SE514200C2 (sv) *	1997-11-11	2001-01-22	Ericsson Telefon Ab L M	Anordning, nät och förfaranden avseende trådlös telekommunikation
SE514199C2 (sv) *	1997-11-11	2001-01-22	Ericsson Telefon Ab L M	Anordning, nät och förfarande avseende trådlös telekommunikation
FR2771886A1 (fr) *	1997-12-02	1999-06-04	Trt Lucent Technologies	Systeme de communication sans fil fonctionnant avec la norme dect.
KR101458493B1 (ko) *	2008-06-30	2014-11-10	삼성전자주식회사	주파수 대역 교환 기지국

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5834635A (ja) *	1981-08-24	1983-03-01	Nippon Telegr & Teleph Corp <Ntt>	広域携帯電話方式
JPS5881352A (ja) *	1981-11-11	1983-05-16	Nippon Telegr & Teleph Corp <Ntt>	広域携帯電話方式
US4456793A (en) *	1982-06-09	1984-06-26	Bell Telephone Laboratories, Incorporated	Cordless telephone system
JPS60170341A (ja) *	1984-02-14	1985-09-03	Nec Corp	交換方式
JPS61171269A (ja) *	1985-01-25	1986-08-01	Fujitsu Ltd	通話路切替方法
SE448199B (sv) *	1985-05-09	1987-01-26	Ericsson Telefon Ab L M	Anleggning med flera berbara, snorlosa telefonapparater
SE455250B (sv) *	1985-09-13	1988-06-27	Comvik Ab	Cellulert mobiltelefonsystem innefattande basstationer med en lokal vexel med uppringningsfunktion
US4752951A (en) *	1985-12-23	1988-06-21	Konneker Lloyd K	Method of providing location dependent person locator service
JPH0667007B2 (ja) *	1986-02-27	1994-08-24	日本電信電話株式会社	通信中チヤネル切換方式
US4740788A (en) *	1986-10-06	1988-04-26	Konneker Lloyd K	Method of providing location dependent visitor dispatching service
EP0283683B1 (de) *	1987-03-20	1994-01-12	Hitachi, Ltd.	Tragbares schnurloses Kommunikationssystem und Verfahren
US4926421A (en) *	1987-10-23	1990-05-15	Mitsubishi Denki Kabushiki Kaisha	Mobile radio telephone system
GB8826476D0 (en) *	1988-11-11	1988-12-14	British Telecomm	Communications system

1988
- 1988-01-25 JP JP63013963A patent/JP2548763B2/ja not_active Expired - Lifetime
1989
- 1989-01-24 CA CA000588944A patent/CA1310097C/en not_active Expired - Lifetime
- 1989-01-25 DE DE68918299T patent/DE68918299T3/de not_active Expired - Lifetime
- 1989-01-25 US US07/301,110 patent/US4975939A/en not_active Expired - Lifetime
- 1989-01-25 EP EP89101271A patent/EP0326104B2/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JPH01190036A (ja)	1989-07-31
US4975939A (en)	1990-12-04
JP2548763B2 (ja)	1996-10-30
EP0326104A3 (en)	1990-10-17
DE68918299T2 (de)	1995-04-06
EP0326104A2 (de)	1989-08-02
EP0326104B1 (de)	1994-09-21
CA1310097C (en)	1992-11-10
EP0326104B2 (de)	1997-12-29
DE68918299D1 (de)	1994-10-27

Legal Events

Date	Code	Title	Description
1995-09-21	8363	Opposition against the patent
1998-03-12	8366	Restricted maintained after opposition proceedings

Publication	Publication Date	Title
DE68918299T2 (de)	1995-04-06	Kanalwechselsystem.
NO891204D0 (no)	1989-03-20	Premestrings-system.
DE375381T1 (de)	1991-04-11	Atherektomiesystem.
NO894666D0 (no)	1989-11-23	Elektroakustisk system.
NO892702L (no)	1990-01-02	Kontrollsystem.
DE68910979T2 (de)	1994-06-09	Verbindungssystem.
FI891075A0 (fi)	1989-03-07	System foer fraonkoppling av funktionen av vindturbin.
FI895317A0 (fi)	1989-11-08	System foer byggklotsar.
FI892849A (fi)	1989-12-10	System foer tillfoerande av effekt.
DE68901232D1 (de)	1992-05-21	Verglasungssystem.
FI884142A0 (fi)	1988-09-08	System foer maetning av ljusdispersion.
DE68913846T2 (de)	1994-07-14	Expressionssystem.
FI901125A0 (fi)	1990-03-06	Smakgivande system foer fettfria livsmedel.
FI891069A0 (fi)	1989-03-07	Oralt administrerbart system foer kontrollerad frigivning av verksamt aemne.
FI885099A0 (fi)	1988-11-04	System foer tvaongsdiggering av gnistgap.
DE68909498T2 (de)	1994-03-24	Empfangssystem.
NO900303L (no)	1990-07-24	Hoeytrykk-tetningssystem.
NO893260L (no)	1991-02-15	Forskalingssystem.
DE68920870D1 (de)	1995-03-09	Tastaturbedientes system.
NO903904D0 (no)	1990-09-07	Kretskort-behandlingssystem.
NO882059L (no)	1989-11-13	Forskalingssystem.
IT8815902A0 (it)	1988-02-29	Elioimpianto antighiaccio.
NO885669D0 (no)	1988-12-21	Forskalingssystem.
NO885230D0 (no)	1988-11-24	Bgekraft-system.
NO884837D0 (no)	1988-10-31	Forskalingssystem.