DE1916677A1 - Telephone exchange with time division multiple switching through pulse amplitude modulated voice information - Google Patents

Telephone exchange with time division multiple switching through pulse amplitude modulated voice information

Info

Publication number
DE1916677A1
DE1916677A1 DE19691916677 DE1916677A DE1916677A1 DE 1916677 A1 DE1916677 A1 DE 1916677A1 DE 19691916677 DE19691916677 DE 19691916677 DE 1916677 A DE1916677 A DE 1916677A DE 1916677 A1 DE1916677 A1 DE 1916677A1
Authority
DE
Germany
Prior art keywords
period
monitoring
voice information
channel
time
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.)
Pending
Application number
DE19691916677
Other languages
German (de)
Inventor
George Gara
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of DE1916677A1 publication Critical patent/DE1916677A1/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)

Description

909844/1235909844/1235

• Τι·• Τι ·

E-Nr.E no.

Reg. Nr.Registration number.

CaseCase

GtGara-4G t Gara-4

Fernsprechvermittlungsanlage mit Zeitvielfachdurchschaltung pulsamplitudenmodulierter SprachinformationenTelephone exchange with time-division multiple switching pulse amplitude modulated speech information

Verzeichnis der verwendeten BezeichnungenList of terms used

BezugszeichenReference number

Ursprungssprache D/E Übersetzung V/D Original language D / E Translation V / D

BS 4 BS 5 BS 6,BS BS 8 VTl,VT3BS 4 BS 5 BS 6, BS BS 8 VTl, VT3

νΤ5,ντ6,νΤ' TSνΤ5, ντ6, νΤ ' TS

G1,G2 νΤ2,ντ4G1, G2 νΤ2, ντ4

blanking pulses discharge pulsesblanking pulses discharge pulses

pulsespulses

speech path switchesspeech path switches

gatesgates

transistorstransistor

tones,signalstones, signals

gatesgates

transistors Lückenimpulse Entladeimpulsetransistor gap pulses discharge pulses

ImpulseImpulses

Sprechwegschalter Torschaltungen Transistoren Hörtöne,Zeichen Torschaltungen TransistorenSpeech path switch, gate circuits, transistors Audible tones, signs Gate circuits transistors

909844/123909844/123

LeerseiteBlank page

-» A ί>- »A ί>

Claims (6)

G.Gara-4 «.G. Gara-4 ". PatentansprücheClaims Fernsprechvermittlungsanlage mit Zeitvifelfachdurchschaltung pulsamplitudenmodulierter Sprachinformationen, dadurch gekennzeichnet, dass von dem Zeitraum für die Durchschaltung eines Kanals jeweils ein Zeitraum für die Überwachung des Zustandes • der Vielfachleitung abgespalten ist, und dass nur die verbleibende aktive Kanalzeit zur Auswertung der übertragenen Sprachinformation benutzt wird.Telephone exchange with time-double switching of pulse-amplitude-modulated voice information, characterized in that a period for monitoring the state of the multiple line is split off from the period for switching a channel through, and that only the remaining active channel time is used to evaluate the transmitted voice information. 2. Fernsprechvermittlungsanlage nach· Anspruch 1, dadmroh gekennzeichnet, dass ein erster elektronischer Schalter .(VT5) mit der Vielfachleitung verbunden ist, der nur während des zur Überwachung vorgesehenen Zeitraums geöffnet ist, dass dieser erste elektronische Schalter (VT5) eine Überwachungsschaltung (Gl,G2) speisti so dass letztere den Frei-und Belegtzustand eines bestimmten Zeitkanals erkennen kann, und dass wenigstens der dem ersten elektronischen Schalter (VT5) am nächsten liegende Sprechwegschalter (VT5) während des Überwachungszeitraums des Kanals gesperrt ist. 2. Telephone switching system according to claim 1, characterized in that a first electronic switch (VT5) is connected to the multiple line, which is only open during the period provided for monitoring, that this first electronic switch (VT5) has a monitoring circuit (Eq. G2) feeds so that the latter can recognize the free and occupied status of a certain time channel, and that at least the speech path switch (VT5) closest to the first electronic switch (VT5) is blocked during the monitoring period of the channel. j5. Fernsprechvermittlungsanlage nach Asnpruch 2, dadurch gekennzeichnet, dass ausser dem Zeitraum zur Überwachung und ausser dem Zeitraum zur Auswertung der übertragenen Sprachinformation ein Zeitraum zur Zeichengabe vorgesehen ist, in dem der erste Schalter (VT5) ebenfalls geöffnet und der genannte Sprechwegschalter (W5) ebenfalls geschlossen ist, und dass der elektronische Schalter (VT5) zwei Ausgänge hat,-wobei der eine während der Überwachungszeit und der andere während der Zeichengabezeit geöffnet ist.j5. Telephone switching system according to Claim 2, characterized in that, in addition to the period for monitoring and apart from the period for evaluating the transmitted voice information, a period for signaling is provided in which the first switch (VT5) is also open and the said speech path switch (W5) is also closed , and that the electronic switch (VT5) has two outputs, one of which is open during the monitoring time and the other during the signaling time. 4. Fernsprechvermittlungsanlage nach Anspruch 3, dadurch gekennzeichnet, dass die Sprechwegschalter aus basisgesteuerten Transistoren (VTl,VT3) bestehen, deren Emitter-Kollektor-Strecke in der Vielfachleitung liegt,4. Telephone switching system according to claim 3, characterized in that the speech path switch consists of base-controlled transistors (VTl, VT3), the emitter-collector path of which is in the multiple line, V-9Q98A4/1235 V- 9Q98A4 / 1235 ta · · >ta · ·> lilt I I ι lilt II ι G.Gara-4 fr 1 916677G.Gara-4 fr 1 916677 5. Fernsprechvermittlungsanlage nach Anspruch 4, dadurch gekennzeichnet, dass der erste elektronische Schalter (VT5) ein Tram-stor ist, dessen Emitter mit der Vielfachleitung verbunden ist.- 5. Telephone exchange according to claim 4, characterized in that the first electronic switch (VT5) is a tram-stor whose emitter is connected to the multiple line. 6. Pernsprechvermittlungsan]gge nach Anspruch 2 oder Anspruchs, dadurch gekennzeichnet, dass der Überwachungszeitraum bzw. der Zeichengabezeitraum zu Beginn oder in der Nähe des Beginns einer Kanalzeitlage auftreten.6. Pernsprechvermittlungsan] gge according to claim 2 or claim, characterized in that the monitoring period or the signaling period occur at the beginning or in the vicinity of the beginning of a channel time slot.
DE19691916677 1968-04-10 1969-04-01 Telephone exchange with time division multiple switching through pulse amplitude modulated voice information Pending DE1916677A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1737868A GB1194479A (en) 1968-04-10 1968-04-10 Improvements in or relating to Time Division Multiplex Circuits

Publications (1)

Publication Number Publication Date
DE1916677A1 true DE1916677A1 (en) 1969-10-30

Family

ID=10094153

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691916677 Pending DE1916677A1 (en) 1968-04-10 1969-04-01 Telephone exchange with time division multiple switching through pulse amplitude modulated voice information

Country Status (4)

Country Link
DE (1) DE1916677A1 (en)
FR (1) FR2005986A1 (en)
GB (1) GB1194479A (en)
NL (1) NL6905589A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3131333A1 (en) * 1981-08-07 1983-02-24 Klaus 5600 Wuppertal Schäfer DEVICE FOR RINSING DRINKING VESSELS
EP0182798A4 (en) * 1984-05-07 1986-10-02 David Systems Inc Digital timeslot and signaling bus in a digital pbx switch.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3131333A1 (en) * 1981-08-07 1983-02-24 Klaus 5600 Wuppertal Schäfer DEVICE FOR RINSING DRINKING VESSELS
EP0182798A4 (en) * 1984-05-07 1986-10-02 David Systems Inc Digital timeslot and signaling bus in a digital pbx switch.

Also Published As

Publication number Publication date
GB1194479A (en) 1970-06-10
FR2005986A1 (en) 1969-12-19
NL6905589A (en) 1969-10-14

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