DE69130618D1 - Fernsprechvermittlungssystem - Google Patents

Fernsprechvermittlungssystem

Info

Publication number
DE69130618D1
DE69130618D1 DE69130618T DE69130618T DE69130618D1 DE 69130618 D1 DE69130618 D1 DE 69130618D1 DE 69130618 T DE69130618 T DE 69130618T DE 69130618 T DE69130618 T DE 69130618T DE 69130618 D1 DE69130618 D1 DE 69130618D1
Authority
DE
Germany
Prior art keywords
operation system
telephone operation
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 - Fee Related
Application number
DE69130618T
Other languages
English (en)
Other versions
DE69130618T2 (de
Inventor
Yoshihisa Domoto
Yasuo Wada
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.)
Hitachi Telecom Technologies Ltd
Original Assignee
Hitachi Telecom Technologies 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 Hitachi Telecom Technologies Ltd filed Critical Hitachi Telecom Technologies Ltd
Application granted granted Critical
Publication of DE69130618D1 publication Critical patent/DE69130618D1/de
Publication of DE69130618T2 publication Critical patent/DE69130618T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Telephonic Communication Services (AREA)
DE69130618T 1991-03-01 1991-03-01 Fernsprechvermittlungssystem Expired - Fee Related DE69130618T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1991/000304 WO1992016068A1 (en) 1991-03-01 1991-03-01 Telephone exchange system

Publications (2)

Publication Number Publication Date
DE69130618D1 true DE69130618D1 (de) 1999-01-21
DE69130618T2 DE69130618T2 (de) 1999-05-06

Family

ID=14014314

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69130618T Expired - Fee Related DE69130618T2 (de) 1991-03-01 1991-03-01 Fernsprechvermittlungssystem

Country Status (4)

Country Link
US (1) US5404398A (de)
EP (1) EP0576671B1 (de)
DE (1) DE69130618T2 (de)
WO (1) WO1992016068A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69525530T2 (de) * 1994-12-19 2002-10-02 Koninkl Philips Electronics Nv Fernmeldevermittlungsanlage
EP0735785B1 (de) * 1995-03-27 2002-07-03 Siemens Schweiz AG Kommunikationssystem mit vermittlungstechnischen Servern
US5903571A (en) * 1996-10-07 1999-05-11 Timeplex, Inc. Distributed transit private branch exchange
US6123728A (en) * 1997-09-17 2000-09-26 Smith & Nephew, Inc. Mobile bearing knee prosthesis
JPH11122347A (ja) 1997-10-15 1999-04-30 Hitachi Telecom Technol Ltd 他ページ話中表示方式
US6428577B1 (en) 1998-05-20 2002-08-06 Smith & Nephew, Inc. Mobile bearing knee prosthesis

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52127108A (en) * 1976-04-19 1977-10-25 Hitachi Ltd Controllig for private branch exchange of two combined sets
US4107477A (en) * 1977-03-09 1978-08-15 Marvin Glass & Associates Multi-subscriber telephone apparatus
JPS5671342A (en) * 1979-11-14 1981-06-13 Nec Corp Telephone system for regulated information display
US4442321A (en) * 1981-06-08 1984-04-10 Rockwell International Corporation Transparent dialing between interconnected telecommunication switching systems
US4488004A (en) * 1982-03-30 1984-12-11 At&T Bell Laboratories Providing feature transparency between a plurality of PBXs
JPS58221590A (ja) * 1982-06-18 1983-12-23 Fujitsu Ltd 加入者発信方式
JPS5970348A (ja) * 1982-10-15 1984-04-20 Fujitsu Ltd 非常緊急通話代替方式
US4455455A (en) * 1982-12-01 1984-06-19 Gte Business Communication Systems Inc. Internodal conference call administrator
US4661974A (en) * 1984-04-13 1987-04-28 At&T Company Automatic route selection of a private telephone network path on the basis of a public telephone network number
JPH01114246A (ja) * 1987-10-28 1989-05-02 Itochu Nenryo Kk 遠隔操作切替えスイッチ付録音電話装置
JP2749098B2 (ja) * 1989-02-03 1998-05-13 株式会社日立製作所 通信回線切替・併用方式
EP0427871B1 (de) * 1989-05-30 1996-03-20 Fujitsu Limited Verbindungssystem zwischen netzwerken
US5249223A (en) * 1991-01-03 1993-09-28 At&T Bell Laboratories Call-load-control arrangement for an emergency-call-answering center

Also Published As

Publication number Publication date
DE69130618T2 (de) 1999-05-06
EP0576671A4 (en) 1994-09-14
WO1992016068A1 (en) 1992-09-17
EP0576671A1 (de) 1994-01-05
EP0576671B1 (de) 1998-12-09
US5404398A (en) 1995-04-04

Similar Documents

Publication Publication Date Title
DE69232158T2 (de) Kommunikationssystem
DE69230870D1 (de) Schnurloses Kommunikationssystem
DE69209050D1 (de) Schalttafel
FI932334A (fi) Hybridiserade halvledar-pixel-detektoruppsaettningar avsedda att anvaendas i digital radiografi
DE69131094D1 (de) Konferenzsystem
NO934074D0 (no) Kommunikasjonssystem
DE69128814D1 (de) Fernmeldesystem
DE69316373D1 (de) Schnurloses telefonsystem
DE69206482D1 (de) Fernsprechkonferenzsystem.
DE69231714D1 (de) Digitales Kommunikationssystem
FI934710A (fi) 4-aryl-3-(heteroarylureido)kinolinderivat
DE69222265D1 (de) Telekonferenzsystem
NO913763L (no) Kommunikasjonssystem.
DE69130618T2 (de) Fernsprechvermittlungssystem
ATA65993A (de) Telefonanlage
DE59207695D1 (de) Fernsprechendgerät
DE69229617D1 (de) Schnurloses Telefonsystem
KR930004664U (ko) 회화지
ATA153691A (de) Kommunikationssystem
UA167S (uk) Апарат телефонний
KR930016834U (ko) 통화중계기
SE9203023D0 (sv) Telekonverter
DK56092A (da) Telefonapparat
FI921209A (fi) Ziegler-katalysatorsystem
ITMI921558A1 (it) Impianto idroelettrico

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee