MX161903A - Mejoras en sistema de comunicacion telefonica de linea sencilla - Google Patents

Mejoras en sistema de comunicacion telefonica de linea sencilla

Info

Publication number
MX161903A
MX161903A MX2317A MX231786A MX161903A MX 161903 A MX161903 A MX 161903A MX 2317 A MX2317 A MX 2317A MX 231786 A MX231786 A MX 231786A MX 161903 A MX161903 A MX 161903A
Authority
MX
Mexico
Prior art keywords
communication system
single line
telephone communication
line telephone
telephone
Prior art date
Application number
MX2317A
Other languages
English (en)
Inventor
Francisco Arturo Middleton
David Andrew Zeller Jr
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 MX161903A publication Critical patent/MX161903A/es

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
MX2317A 1985-04-25 1986-04-25 Mejoras en sistema de comunicacion telefonica de linea sencilla MX161903A (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
MX161903A true MX161903A (es) 1991-03-01

Family

ID=24919783

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2317A MX161903A (es) 1985-04-25 1986-04-25 Mejoras en sistema de comunicacion telefonica de linea sencilla

Country Status (8)

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

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
CN1196231C (zh) 1999-10-26 2005-04-06 弗拉克托斯股份有限公司 交织多频带天线阵

Family Cites Families (8)

* 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
JPS519306A (ja) * 1974-07-11 1976-01-26 Fujitsu Ltd Nikyodokanyushashuyohoshiki
US4000376A (en) * 1975-03-31 1976-12-28 Viking Electronics, Inc. Telephone privacy device
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
CA1166777A (en) * 1981-03-23 1984-05-01 Gordon D. Benning Home telephone exchange
CA1169597A (en) * 1981-09-11 1984-06-19 Gordon D. Benning Home communications and control system

Also Published As

Publication number Publication date
WO1986006570A1 (en) 1986-11-06
AU5614786A (en) 1986-10-30
CA1244978A (en) 1988-11-15
KR880700581A (ko) 1988-03-15
ES8707060A1 (es) 1987-07-16
ES554358A0 (es) 1987-07-16
AU588305B2 (en) 1989-09-14
EP0221090A1 (en) 1987-05-13
JPS62502579A (ja) 1987-10-01

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