AU588305B2 - One line phone system - Google Patents

One line phone system

Info

Publication number
AU588305B2
AU588305B2 AU56147/86A AU5614786A AU588305B2 AU 588305 B2 AU588305 B2 AU 588305B2 AU 56147/86 A AU56147/86 A AU 56147/86A AU 5614786 A AU5614786 A AU 5614786A AU 588305 B2 AU588305 B2 AU 588305B2
Authority
AU
Australia
Prior art keywords
phone system
line phone
line
phone
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.)
Ceased
Application number
AU56147/86A
Other languages
English (en)
Other versions
AU5614786A (en
Inventor
Francisco Arturo Middleton
David Andrew Zeller Jr.
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.)
Alcatel Lucent NV
Original Assignee
Alcatel NV
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 Alcatel NV filed Critical Alcatel NV
Publication of AU5614786A publication Critical patent/AU5614786A/en
Application granted granted Critical
Publication of AU588305B2 publication Critical patent/AU588305B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
AU56147/86A 1985-04-25 1986-04-16 One line phone system Ceased AU588305B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72673385A 1985-04-25 1985-04-25
US726733 1985-04-25

Publications (2)

Publication Number Publication Date
AU5614786A AU5614786A (en) 1986-10-30
AU588305B2 true AU588305B2 (en) 1989-09-14

Family

ID=24919783

Family Applications (1)

Application Number Title Priority Date Filing Date
AU56147/86A Ceased AU588305B2 (en) 1985-04-25 1986-04-16 One line phone system

Country Status (8)

Country Link
EP (1) EP0221090A1 (ja)
JP (1) JPS62502579A (ja)
KR (1) KR880700581A (ja)
AU (1) AU588305B2 (ja)
CA (1) CA1244978A (ja)
ES (1) ES8707060A1 (ja)
MX (1) MX161903A (ja)
WO (1) WO1986006570A1 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4893334A (en) * 1987-08-28 1990-01-09 Power Play Intercommunication system for telephones
GB2213351B (en) * 1987-12-04 1992-06-17 Roy Musselbrook Telephone, extention-to-intercom module
IT1226312B (it) * 1988-07-26 1990-12-27 Italtel Telematica Sistema di telefoni intercomunicanti su linea bifilare.
IT1236823B (it) * 1989-11-23 1993-04-02 Alcatel Dial Face Spa Dispositivo per la trasmissione su un'unica coppia di conduttori del segnale fonico, della segnalazione e dell'alimentazione in apparecchiature intercomunicanti.
NL9400239A (nl) * 1994-02-17 1995-10-02 Grid Telecom Systems Bv Huistelefoonsysteem.
GB9407696D0 (en) * 1994-04-19 1994-06-15 Marikon Resources Inc A telephone exchange system
US5920615A (en) * 1995-10-19 1999-07-06 British Telecommunications Public Limited Company Telecommunications switch
FI962312A (fi) * 1996-05-31 1997-12-01 Teleste Viestintae Oy Puhelinjärjestelmä
US5978469A (en) * 1997-01-21 1999-11-02 U S West, Inc. Apparatus for telephone extension control
ES2205898T3 (es) 1999-10-26 2004-05-01 Fractus, S.A. Agrupaciones multibanda de antenas entrelazadas.

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4000376A (en) * 1975-03-31 1976-12-28 Viking Electronics, Inc. Telephone privacy device
US4092501A (en) * 1973-12-05 1978-05-30 Iwasaki Tsushinki Kabushiki Kaisha Key telephone system
GB2095512A (en) * 1981-03-23 1982-09-29 Mitel Corp Home telephone exchange

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS519306A (ja) * 1974-07-11 1976-01-26 Fujitsu Ltd Nikyodokanyushashuyohoshiki
JPS5341111A (en) * 1976-09-28 1978-04-14 Toshiba Corp Dial signal sending device
PT68279A (en) * 1977-08-15 1978-08-01 Goodyear Tire & Rubber Pneumatic tire and pneumatic tire mounted on a rim
JPS56112194A (en) * 1980-02-12 1981-09-04 Nec Corp Omnibus circuit device
CA1169597A (en) * 1981-09-11 1984-06-19 Gordon D. Benning Home communications and control system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4092501A (en) * 1973-12-05 1978-05-30 Iwasaki Tsushinki Kabushiki Kaisha Key telephone system
US4000376A (en) * 1975-03-31 1976-12-28 Viking Electronics, Inc. Telephone privacy device
GB2095512A (en) * 1981-03-23 1982-09-29 Mitel Corp Home telephone exchange

Also Published As

Publication number Publication date
ES554358A0 (es) 1987-07-16
EP0221090A1 (en) 1987-05-13
WO1986006570A1 (en) 1986-11-06
CA1244978A (en) 1988-11-15
ES8707060A1 (es) 1987-07-16
AU5614786A (en) 1986-10-30
JPS62502579A (ja) 1987-10-01
KR880700581A (ko) 1988-03-15
MX161903A (es) 1991-03-01

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