DK534682A - Kredsloebsindretning til en talestyret indretning - Google Patents

Kredsloebsindretning til en talestyret indretning Download PDF

Info

Publication number: DK534682A
Authority: DK; Denmark
Prior art keywords: speech controlled; circuit; circuit device; controlled device; speech
Prior art date: 1981-12-03

Application number

DK534682A

Other languages

English (en)

Inventor

Frank Bahr

Werner Huebner

Hans-Guenther Luehmann

Guenter Schulz

Original Assignee

Deutsche Telephonwerk Kabel

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.)

1981-12-03

Filing date

1982-12-02

Publication date

1983-06-04

1982-12-02 Application filed by Deutsche Telephonwerk Kabel filed Critical Deutsche Telephonwerk Kabel

1983-06-04 Publication of DK534682A publication Critical patent/DK534682A/da

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
- H04M9/10—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic with switching of direction of transmission by voice frequency
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Computer Networks & Wireless Communication (AREA)
Telephone Function (AREA)
Circuit For Audible Band Transducer (AREA)
Telephone Set Structure (AREA)
Mobile Radio Communication Systems (AREA)
Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Amplifiers (AREA)

DK534682A 1981-12-03 1982-12-02 Kredsloebsindretning til en talestyret indretning DK534682A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19813148305 DE3148305A1 (de)	1981-12-03	1981-12-03	Schaltungsanordnung fuer eine freisprecheinrichtung

Publications (1)

Publication Number	Publication Date
DK534682A true DK534682A (da)	1983-06-04

Family

ID=6148050

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK534682A DK534682A (da)	1981-12-03	1982-12-02	Kredsloebsindretning til en talestyret indretning

Country Status (10)

Country	Link
BE (1)	BE894144A (da)
DE (1)	DE3148305A1 (da)
DK (1)	DK534682A (da)
FR (1)	FR2517911B1 (da)
GB (1)	GB2110905B (da)
GR (1)	GR77765B (da)
IE (1)	IE53672B1 (da)
IT (1)	IT1154586B (da)
LU (1)	LU84322A1 (da)
NL (1)	NL8203010A (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3211184C2 (de) *	1981-03-31	1985-12-12	A. Grothe & Söhne KG, 5000 Köln	Schaltungsanordnung für ein Freisprechtelefon
DE3301498A1 (de) *	1983-01-14	1984-07-19	Deutsche Telephonwerke Und Kabelindustrie Ag, 1000 Berlin	Teilnehmersprechstellen-einrichtung fuer fernsprechvermittlungssysteme
DE3509658A1 (de) *	1985-03-18	1986-09-18	Drägerwerk AG, 2400 Lübeck	Kommunikationseinheit fuer eine hoer-/sprecheinrichtung
FR2611408B1 (fr) *	1987-02-27	1989-05-26	Radiotechnique Compelec	Circuit de commande d e gain d'un amplificateur d'ecoute par haut-parleur pour la suppression de l'effet larsen
WO1990004897A1 (en) *	1988-10-26	1990-05-03	Reptec Hb	Telephone plant
DE4012175C2 (de) *	1990-04-14	1995-04-13	Telefunken Microelectron	Freisprecheinrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2120558A5 (da) *	1971-01-08	1972-08-18	Brault Andre
SE365375B (da) *	1972-12-18	1974-03-18	Ericsson Telefon Ab L M
DE2439740C3 (de) *	1974-08-19	1978-08-24	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Schaltungsanordnung für sprachgesteuerte Freisprechgeräte mit von den Sprechspannungen abhängigem unterschiedlichen Dämpfungshub je Sprachkanal und je Sprechrichtung
DE2710816C3 (de) *	1977-03-11	1980-01-10	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Schaltungsanordnung für eine Lautfernsprechstation
DE2714132C3 (de) *	1977-03-30	1980-02-07	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Schaltungsanordnung für ein sprachgesteuertes Lautfernsprechgerät

1981
- 1981-12-03 DE DE19813148305 patent/DE3148305A1/de active Granted
1982
- 1982-07-27 NL NL8203010A patent/NL8203010A/nl not_active Application Discontinuation
- 1982-08-06 LU LU84322A patent/LU84322A1/de unknown
- 1982-08-19 BE BE0/208839A patent/BE894144A/fr not_active IP Right Cessation
- 1982-10-26 GB GB08230509A patent/GB2110905B/en not_active Expired
- 1982-10-27 IE IE2583/82A patent/IE53672B1/en unknown
- 1982-11-24 IT IT24414/82A patent/IT1154586B/it active
- 1982-12-01 GR GR69943A patent/GR77765B/el unknown
- 1982-12-02 DK DK534682A patent/DK534682A/da not_active Application Discontinuation
- 1982-12-02 FR FR8220226A patent/FR2517911B1/fr not_active Expired

Also Published As

Publication number	Publication date
FR2517911A1 (fr)	1983-06-10
IT8224414A1 (it)	1984-05-24
BE894144A (fr)	1982-12-16
IT8224414A0 (it)	1982-11-24
IT1154586B (it)	1987-01-21
GB2110905B (en)	1985-11-13
NL8203010A (nl)	1983-07-01
FR2517911B1 (fr)	1986-04-18
GB2110905A (en)	1983-06-22
LU84322A1 (de)	1983-02-28
IE53672B1 (en)	1989-01-04
DE3148305C2 (da)	1988-02-04
GR77765B (da)	1984-09-25
DE3148305A1 (de)	1983-06-09
IE822583L (en)	1983-06-03

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Legal Events

Date	Code	Title	Description
1990-06-25	AHS	Application shelved for other reasons than non-payment