JPH0662454A - 電話システム - Google Patents

電話システム

Info

Publication number
JPH0662454A
JPH0662454A JP3117255A JP11725591A JPH0662454A JP H0662454 A JPH0662454 A JP H0662454A JP 3117255 A JP3117255 A JP 3117255A JP 11725591 A JP11725591 A JP 11725591A JP H0662454 A JPH0662454 A JP H0662454A
Authority
JP
Japan
Prior art keywords
line
telephone
circuit
capacitor
terminal
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.)
Withdrawn
Application number
JP3117255A
Other languages
English (en)
Japanese (ja)
Inventor
Christian Dupillier
クリスチャン・デュピリエ
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.)
DORUFUAN ANTEGURASHION
Dolphin Integration SA
Original Assignee
DORUFUAN ANTEGURASHION
Dolphin Integration SA
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 DORUFUAN ANTEGURASHION, Dolphin Integration SA filed Critical DORUFUAN ANTEGURASHION
Publication of JPH0662454A publication Critical patent/JPH0662454A/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H04M3/50—Centralised arrangements for answering calls; Centralised arrangements for recording messages for absent or busy subscribers ; Centralised arrangements for recording messages
    • H04M3/527—Centralised call answering arrangements not requiring operator intervention
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/71—Substation extension arrangements
    • H04M1/715—Substation extension arrangements using two or more extensions per line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/442—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies
    • H04Q1/4423—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies using one signalling frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Devices For Supply Of Signal Current (AREA)
JP3117255A 1990-05-22 1991-05-22 電話システム Withdrawn JPH0662454A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9006606A FR2662563A1 (fr) 1990-05-22 1990-05-22 Systeme telephonique a plusieurs terminaux telephoniques sur une seule ligne.
FR90/06606 1990-05-22

Publications (1)

Publication Number Publication Date
JPH0662454A true JPH0662454A (ja) 1994-03-04

Family

ID=9397007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3117255A Withdrawn JPH0662454A (ja) 1990-05-22 1991-05-22 電話システム

Country Status (5)

Country Link
US (1) US5119418A (US20030199744A1-20031023-C00003.png)
EP (1) EP0458710B1 (US20030199744A1-20031023-C00003.png)
JP (1) JPH0662454A (US20030199744A1-20031023-C00003.png)
DE (1) DE69107515D1 (US20030199744A1-20031023-C00003.png)
FR (1) FR2662563A1 (US20030199744A1-20031023-C00003.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63196526A (ja) * 1987-02-10 1988-08-15 Sumitomo Chem Co Ltd 内部オレフインの製造方法

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL94043A (en) * 1990-04-08 1996-01-19 Simphone Systems Ltd Apparatus for telephone intercom
GB9115967D0 (en) * 1991-07-24 1991-09-11 Jekyll Electronic Technology L Telephone ring suppression
US5392332A (en) * 1992-05-27 1995-02-21 Phonemate, Inc. Shared line telephone answering system with a telephone line-powered disconnect module
US5432844A (en) * 1992-06-26 1995-07-11 Phonemate, Inc. Shared line answering system with enhanced extension device features
JPH0758830A (ja) * 1993-08-13 1995-03-03 Hashimoto Corp 呼出中断検出手段を有する電話端末装置
JP3229469B2 (ja) * 1993-12-07 2001-11-19 ブラザー工業株式会社 ファクシミリ装置
US5659607A (en) * 1993-12-07 1997-08-19 Brother Kogyo Kabushiki Kaisha Telephone set
US5673313A (en) * 1993-12-07 1997-09-30 Brother Kogyo Kabushiki Kaisha Telephone set of distinctive ringing type wherein pattern of telephone number call signal is registered for determination of telephone number being called
US5991371A (en) * 1993-12-07 1999-11-23 Brother Kogyo Kabushiki Kaisha Communication apparatus
JPH07162550A (ja) * 1993-12-07 1995-06-23 Brother Ind Ltd 電話装置
KR0128170B1 (ko) * 1994-10-08 1998-04-10 김광호 디지탈 키폰시스템에서 디지털 키폰전화기 접속장치 및 방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3688038A (en) * 1971-04-12 1972-08-29 Stromberg Carlson Corp Stored energy signalling circuit
US4367376A (en) * 1980-09-17 1983-01-04 Proctor & Associates Co. Electronic telephone ringer including anti-bell tap provisions
US4415774A (en) * 1981-11-25 1983-11-15 Universal Data Systems, Inc. Line powered modem automatic answer device powered from equipment
US4653089A (en) * 1984-12-31 1987-03-24 Grigory Eydelman Personal telephone adapter
JPS61171262A (ja) * 1985-01-25 1986-08-01 Hashimoto Corp 予め決められた呼出信号で動作する付加装置
FR2600849B1 (fr) * 1986-06-25 1994-05-20 Apitel Sarl Dispositif de selection de terminaux sur une ligne telephonique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63196526A (ja) * 1987-02-10 1988-08-15 Sumitomo Chem Co Ltd 内部オレフインの製造方法

Also Published As

Publication number Publication date
EP0458710B1 (fr) 1995-02-22
US5119418A (en) 1992-06-02
EP0458710A1 (fr) 1991-11-27
FR2662563A1 (fr) 1991-11-29
DE69107515D1 (de) 1995-03-30
FR2662563B1 (US20030199744A1-20031023-C00003.png) 1995-05-05

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Legal Events

Date Code Title Description
A300 Application deemed to be withdrawn because no request for examination was validly filed

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 19980806