NL8503570A - Flitstoetsschakeling voor het signaalgevend onderbreken van een abonneeleiding bij een telefooninstallatie met multipele frequentiekeuze. - Google Patents

Flitstoetsschakeling voor het signaalgevend onderbreken van een abonneeleiding bij een telefooninstallatie met multipele frequentiekeuze. Download PDF

Info

Publication number
NL8503570A
NL8503570A NL8503570A NL8503570A NL8503570A NL 8503570 A NL8503570 A NL 8503570A NL 8503570 A NL8503570 A NL 8503570A NL 8503570 A NL8503570 A NL 8503570A NL 8503570 A NL8503570 A NL 8503570A
Authority
NL
Netherlands
Prior art keywords
flash
series
subscriber
transistor
bistable relay
Prior art date
Application number
NL8503570A
Other languages
English (en)
Dutch (nl)
Original Assignee
Kapsch 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 Kapsch Ag filed Critical Kapsch Ag
Publication of NL8503570A publication Critical patent/NL8503570A/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/53—Generation of additional signals, e.g. additional pulses
    • 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
    • H04M3/58—Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Relay Circuits (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)
NL8503570A 1984-12-28 1985-12-24 Flitstoetsschakeling voor het signaalgevend onderbreken van een abonneeleiding bij een telefooninstallatie met multipele frequentiekeuze. NL8503570A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT412384 1984-12-28
AT0412384A AT384133B (de) 1984-12-28 1984-12-28 Flash-tastenschaltung

Publications (1)

Publication Number Publication Date
NL8503570A true NL8503570A (nl) 1986-07-16

Family

ID=3559965

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8503570A NL8503570A (nl) 1984-12-28 1985-12-24 Flitstoetsschakeling voor het signaalgevend onderbreken van een abonneeleiding bij een telefooninstallatie met multipele frequentiekeuze.

Country Status (5)

Country Link
AT (1) AT384133B (enrdf_load_stackoverflow)
DE (1) DE3543075A1 (enrdf_load_stackoverflow)
HU (1) HU192380B (enrdf_load_stackoverflow)
NL (1) NL8503570A (enrdf_load_stackoverflow)
NO (1) NO855248L (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19609233B4 (de) * 1996-03-09 2005-09-01 Deutsche Telekom Ag Verfahren zur Erzeugung eines Steuersignals in einem Impulswahlverfahren für eine öffentliche Vermittlungsstelle
DE19924850A1 (de) * 1999-05-29 2000-11-30 Deutsche Telekom Ag Vorschalteinrichtung zur Anpassung der Dauer des Flash-Impulses

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2432454A1 (de) * 1974-07-06 1976-01-22 Telefonbau & Normalzeit Gmbh Schaltungsanordnung zur bildung eines eine kurzzeitunterbrechung abgebenden zweipoles
DE2723985C3 (de) * 1977-05-27 1980-05-29 Krone Gmbh, 1000 Berlin Schaltungsanordnung zum Unterbrechen eines Leitungsstromes während einer vorbestimmten Zeit, insbesondere in Fernsprechteilnehmerstationen
DE2920944C2 (de) * 1979-05-21 1984-02-23 Deutsche Telephonwerke Und Kabelindustrie Ag, 1000 Berlin Schaltungsanordnung für eine zeitlich definierte Leitungsunterbrechung (flash) in Fernmelde- insbesondere Fernsprechanlagen

Also Published As

Publication number Publication date
ATA412384A (de) 1987-02-15
HU192380B (en) 1987-05-28
AT384133B (de) 1987-10-12
DE3543075A1 (de) 1986-09-18
HUT39303A (en) 1986-08-28
NO855248L (no) 1986-06-30
DE3543075C2 (enrdf_load_stackoverflow) 1987-08-20

Similar Documents

Publication Publication Date Title
US4815126A (en) Telephone line switch
NL8503570A (nl) Flitstoetsschakeling voor het signaalgevend onderbreken van een abonneeleiding bij een telefooninstallatie met multipele frequentiekeuze.
CA1110788A (en) Telephone set with loop current interruption timing control
CA1173181A (en) Circuit arrangement for establishing and terminating a data connection
US4075431A (en) Speech path system
US4199664A (en) Telephone line circuit
US4164713A (en) Dual mode telephone subscriber loop current detector
US4476557A (en) Duplex signaling circuit
AU606397B2 (en) Telephone subset circuit arrangement
US4204094A (en) Tone applying line circuit
US3730999A (en) Telephone ring-trip circuit
US4284853A (en) Telecommunication subscriber line access circuit with ground key indication and a device for call signal generation
US3878340A (en) Ring trip circuit employing a filter network and a solid state device exhibiting electrical isolation
JP2627341B2 (ja) タイマー回路
US2917680A (en) Arrangements for actuating electric relays in sequence
KR860000113Y1 (ko) 전자식 간이 교환장치의 복합주파수 단축다이알 및 재다이알 장치
US3370129A (en) Biased diode telephone line finding circuits
US3973083A (en) Rotary dial device for a telephone set
JP2640006B2 (ja) タイマー回路
US4207438A (en) Rotary selector adapted to scan a line multiple in a step-by-step telephone exchange
US4899379A (en) Circuit arrangement for the connection of line circuits of a digital time multiplex-telephone network
SU995331A1 (ru) Транзисторный коммутатор с защитой от перегрузки
SU684768A2 (ru) Устройство контрол на пробой или залипание коммутационных элементов управлени матричными соединенител ми
US3491212A (en) Line circuit and priority allocating system
SU1061289A2 (ru) Абонентское устройство квазиэлектронной АТС малой емкости

Legal Events

Date Code Title Description
BV The patent application has lapsed