BR9403872A - Circuito de interfaces - Google Patents

Circuito de interfaces

Info

Publication number
BR9403872A
BR9403872A BR9403872A BR9403872A BR9403872A BR 9403872 A BR9403872 A BR 9403872A BR 9403872 A BR9403872 A BR 9403872A BR 9403872 A BR9403872 A BR 9403872A BR 9403872 A BR9403872 A BR 9403872A
Authority
BR
Brazil
Prior art keywords
interface circuit
interface
circuit
Prior art date
Application number
BR9403872A
Other languages
English (en)
Portuguese (pt)
Inventor
Franz Hoellrigl
Erich Naiwirt
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of BR9403872A publication Critical patent/BR9403872A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/005—Interface circuits for subscriber lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Amplifiers (AREA)
  • Networks Using Active Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
BR9403872A 1993-09-28 1994-09-27 Circuito de interfaces BR9403872A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4333005A DE4333005C1 (de) 1993-09-28 1993-09-28 Impedanztransparente Schnittstellenschaltung

Publications (1)

Publication Number Publication Date
BR9403872A true BR9403872A (pt) 1995-05-30

Family

ID=6498849

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9403872A BR9403872A (pt) 1993-09-28 1994-09-27 Circuito de interfaces

Country Status (7)

Country Link
EP (1) EP0645897B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (1) CN1043941C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR9403872A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE4333005C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES2136144T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
TW (1) TW259915B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA947517B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19724478C1 (de) * 1997-06-04 1999-03-25 Krone Ag Schnittstellenmodul

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH595724A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-06-18 1978-02-28 Siemens Ag Albis
WO1992020151A1 (de) * 1991-04-30 1992-11-12 SIEMENS AKTIENGESELLSCHAFT öSTERREICH Schnittstellenschaltung für fernsprechvermittlungsanlagen

Also Published As

Publication number Publication date
EP0645897B1 (de) 1999-07-21
DE4333005C1 (de) 1995-03-30
CN1112755A (zh) 1995-11-29
EP0645897A3 (de) 1996-12-18
CN1043941C (zh) 1999-06-30
ES2136144T3 (es) 1999-11-16
ZA947517B (en) 1995-05-30
TW259915B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1995-10-11
EP0645897A2 (de) 1995-03-29

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
HHFF Decision: republication
HHFI Decision: rectification
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 11A, 12A, 13A, 14A E 15A ANUIDADE(S).

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 2059 DE 22/06/2010 E AO NAO RECOLHIMENTO DA 16A, 17A, 18A E 19A ANUIDADES.