DEP0021793DA - Interrogation device for four-wire exchanges in telecommunications, in particular, telephone systems - Google Patents
Interrogation device for four-wire exchanges in telecommunications, in particular, telephone systemsInfo
- Publication number
- DEP0021793DA DEP0021793DA DEP0021793DA DE P0021793D A DEP0021793D A DE P0021793DA DE P0021793D A DEP0021793D A DE P0021793DA
- Authority
- DE
- Germany
- Prior art keywords
- interrogation device
- telecommunications
- microphone
- telephone systems
- telephone
- 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.)
- Expired
Links
- 101100460719 Mus musculus Noto gene Proteins 0.000 description 1
- 101100187345 Xenopus laevis noto gene Proteins 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Description
Siemens & Halske München, den Siemens & Halske Munich, the
Aktiengesellschaft PA 9/420/110Public limited company PA 9/420/110
* 000 0 9* 000 0 9
Bri Qfaaschrif t: pa 13/. ?.9 A 9 .d. ?♦Bri Qfaaschrif t: pa 13 /. ? .9 A 9. d . ? ♦
Siemens & Halske A«G«
Grl/Pat ent ab tei lung
II ü ii ο ii ei: 1
Dienern trass v> 15/16Siemens & Halske A "G"
Grl / patent division
II ü ii ο ii ei: 1
Servants trass v> 15/16
aß «j jinrichtung für Viordrahtvormittluiigsstellan in F -'riiin^'ldo- insbesondere Furnspruchaiilagun/aß «j j installation for four-wire vormittluiigsstellan in F -'riiin ^ 'ldo- especially Furnspruchaiilagun /
ui Yinrclralitlüitm,fart Abfrageeinrichtungih für Vormittrsst'illiin rjozuschliessen, kenn man < iitu Anordnung troffen, box dor wio ij i'iß. 1 ßozoiet, .zur Vorbinduiig zwieohon Viordrphtleitiii.fj tuid Mikrofon bzw. Telefon dor Varmittluiigsbonmtin zwoi G-RbC-IIi1 G- 1 tu'td G S mit (Ion entsprechondon Ifsiohbilduitcan II 1 und Γ, 2 vorcosüheii sind, Dioso Anordnung hfct vor fellom w-agun dos stark sohwnnkonden Widoratp.ndes des Mikrofons und d-.r äadurcii bedingten Sciiwiorigkoit einer futen Fachbildung in eowissen Fällen keine hinroiohende Pff.ifsicherheit β Man lo^t daher V<srstärkur vor das Mikrofon und Telefon, um dio Widerstände in don baidon Zweigen genügend konstant zu mechon, odor siaht Däapfungsgliod&r zwischen Viordruhtloitun^' und Gabül G 1 vor.ui Yinrclralitlüitm, far t interrogation deviceih for Vormittrsst'illiin rjolos, one knows < iitu arrangement made, box dor wio ij i'iß. 1 ßozoiet,. Zur Vorbinduiig zwieohon Viordrphtleitiii.fj tuid microphone or telephone dor Varmittluiigsbonmtin two G-RbC-IIi 1 G- 1 tu'td GS with (ion corresponding to Ifsiohbilduitcan II 1 and Γ, 2 vorcosüheii are, before fell arrangement hfct w agun dos strong sohwnnkonden Widoratp.ndes the microphone and d-.r äadurcii related Sciiwiorigkoit a futen shedding in eowissen cases no hinroiohende Pff.ifsicherheit β Man lo ^ t therefore V <s rstärkur before the microphone and telephone to dio resistors don baidon branches sufficiently constant to mechon, odor siaht Däapfungsgliod & r between Viordruhtloitun ^ 'and Gabül G 1 before.
Die Erfindun<! geht nun von dem Gudnnkesn rus, dass es -ohno Anwendung von Vorstärkurh und Dämpfun{?ar.lioclorA - box dor ohhuhin f.crinfion Stabilität der Anordnung möglich ist, üine dor beiden G-ftbyln zu Q&sparen unö nur mit einer, einzifron QftbQl auszukommen, wie os Pig» 2 zeigt. Bei diesnr Anordnung ist (lie Vierdrahtleitung mit ihron boidon Zwoidrahtlcitungon I und II iibor dio G-Rböl G mit dom Telefon j und dorn Mikrofon M der Abfr$g-©öihrichtmi(; verbund on· Dao Telefon bildet in diesem Fall die N>aiibilduhß für das Mikrofon* Eine Erhöhung der PfeifSicherheit lässt sich wie in Fig» 2 strichliort angedautat, turch Einfügung einas Uotzworkes M oder durch Dämpfungen erreichen, welche den V/iderstand des Tolßfons an don dos Hikrofons anpassen» piο grösste pfeifeichorhoit wird oaEi«lt, wenn man dio punktiert angedeuteten Verstärker V 1 bzWg V S vor das Mikrofon und Telefon legt, wodurch dieThe invention! Now goes from the Gudnnkesn rus that it - without the use of pre-strength and damping {? ar.lioclorA - box dor ohhuhin f.crinfion stability of the arrangement is possible to save one dor both G-ftbyln and only with one, single QftbQl get along as os Pig »2 shows. In this arrangement (lie four-wire line with Ihron boidon Zwoidrahtlcitungon I and II iibor dio G-Rböl G with dom telephone j and thorn microphone M the interrogation- © öihrichtmi (; connection on Dao telephone forms in this case the N> aiibilduhß for the microphone * increasing the PfeifSicherheit can be as angedautat strichliort in Figure "2, Turch insertion einas Uotzworkes M or reach due to attenuation, which is the V / esistance of Tolßfons to don dos Hikrofons adapt" piο largest pfeifeichorhoit above e i "lt , if you put the amplifier V 1 or VS in front of the microphone and telephone, indicated by dotted lines, which causes the
7,10.19487.10.1948
Ϊϊοά/ΒεΪϊοά / Βε
PA 9/420/110PA 9/420/110
Widerst am"; a des Mikrofon- unci ;j}ülufonkroisii8 wuit£-JhGhd
^loich und konstant gemacht word, on kömieiu sind dann weiterhin noch die Sohöinv/idür stände der beiden Zweie« dor
Yi ürdr ah ti ti it UfIf; arniäJriornd gloioh, v/rs in &ll£omeinett der PnIl ist odor sioh ciuroii iTööi^noto Mittel oJane Schwierigkeiten
erreichen lässt, so wird ftuoh de.s Mithören, dar ß Spraoho 'l;-sr Abfrr.f.obocuatin in detrtm Tolafon vomiödoii» Damit
sind dio boiden v/osohtlichon B^fiini;uni;on d&rResist am "; a of the microphone unci; j} ülufonkroisii8 wuit £ -JhGhd
What has been made loich and constant, on kömieiu are then still the sohoinv / idoor stands of the two twos
Yi ürdr ah ti ti it UfIf; arniäJriornd gloioh, v / rs in & ll £ omeinett the PnIl is odor sioh ciuroii iTööi ^ noto means oJane can reach difficulties, so will ftuoh de.s overhear, dar ß Spraoho 'l; -sr Abfrr.f.obocuatin in detrtm Tolafon vomiödoii “With that, dio boiden v / osohtlichon B ^ fiini; uni; on d & r
nänliüh Jioho- und Rückhörfreiheit erfüllt.Nänliüh freedom from Jioho and back hearing fulfilled.
Statt dos bosond'jrtih C-r.bolubcrtrr.irur3 G- in Ei£';. 2 kanh man auch Can Mikrofonlibertrp.iiör als Gabelübertrager bunutzenf v;iG in Pi;·;.. 2b arit oäcutot,Instead of dos bosond'jrtih Cr.bolubcrtrr.irur 3 G- in egg £ ';. 2 is also Kanh f bunutzen as hybrid transformer Can Mikrofonlibertrp.iiör v; iG in Pi; ·; .. 2b arit oäcutot,
Ahln/fon: 2 Pi.vuronAhln / fon: 2 Pi.vuron
■# 4 patontp.nsprüche■ # 4 patontp claims
Claims (3)
Family
ID=
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