ATA454076A - Schaltung zur automatischen dynamik-kompression oder -expansion - Google Patents

Schaltung zur automatischen dynamik-kompression oder -expansion

Info

Publication number: ATA454076A
Authority: AT; Austria
Prior art keywords: expansion; circuit; dynamic compression; automatic dynamic; automatic
Prior art date: 1975-06-28

Application number

AT454076A

Other languages

English (en)

Other versions

AT363125B (de

Original Assignee

Licentia Gmbh

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.)

1975-06-28

Filing date

1976-06-22

Publication date

1980-12-15

1976-06-22 Application filed by Licentia Gmbh filed Critical Licentia Gmbh

1980-12-15 Publication of ATA454076A publication Critical patent/ATA454076A/de

1981-07-10 Application granted granted Critical

1981-07-10 Publication of AT363125B publication Critical patent/AT363125B/de

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
- H04B1/64—Volume compression or expansion arrangements
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Multimedia (AREA)
Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Recording Or Reproducing By Magnetic Means (AREA)

AT0454076A 1975-06-28 1976-06-22 Schaltung zur automatischen dynamik-kompression oder -expansion AT363125B (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2529012A DE2529012C3 (de)	1975-06-28	1975-06-28	Schaltung zur automatischen Dynamik-Kompression oder -Expansion

Publications (2)

Publication Number	Publication Date
ATA454076A true ATA454076A (de)	1980-12-15
AT363125B AT363125B (de)	1981-07-10

Family

ID=5950233

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT0454076A AT363125B (de)	1975-06-28	1976-06-22	Schaltung zur automatischen dynamik-kompression oder -expansion

Country Status (11)

Country	Link
US (1)	US4035739A (de)
JP (1)	JPS524755A (de)
AT (1)	AT363125B (de)
BE (1)	BE843495R (de)
BR (1)	BR7604059A (de)
DE (1)	DE2529012C3 (de)
DK (1)	DK245076A (de)
ES (1)	ES449247A2 (de)
FR (1)	FR2317821A2 (de)
GB (1)	GB1546394A (de)
SE (1)	SE406138B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2030826A (en) *	1977-09-27	1980-04-10	Licentia Gmbh	Compression or expansion systems
DE2803751C2 (de) *	1978-01-28	1982-06-09	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Schaltung zur automatischen Dynamik- Kompression oder -Expansion
US4210874A (en) *	1978-10-23	1980-07-01	Raytheon Company	Gain control amplifier circuit
JPS55158715A (en) *	1979-05-29	1980-12-10	Sony Corp	Gain control circuit
DE2941961A1 (de) *	1979-10-17	1981-04-30	Krautkrämer GmbH, 5000 Köln	Verfahren zur signalspannungsabhaengigen veraenderung des verstaerkungsfaktors
US4337445A (en) *	1981-01-21	1982-06-29	Sony Corporation	Compander circuit which produces variable pre-emphasis and de-emphasis
FR2599580B1 (fr) *	1986-05-30	1988-09-23	Elison Sarl	Dispositif de reduction du bruit de fond dans une chaine electroacoustique.
US4782285A (en) *	1986-11-03	1988-11-01	Tektronix, Inc.	Variable resolution control system
US5518007A (en) *	1994-12-01	1996-05-21	Becker; Joseph H.	Electrode locator
US7800440B2 (en) *	2007-08-31	2010-09-21	Analog Devices, Inc.	Variable automatic limit control (ALC) threshold for any desired compression curve
US8284971B2 (en) *	2008-11-21	2012-10-09	Envoy Medical Corporation	Logarithmic compression systems and methods for hearing amplification

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL93506C (de) *	1954-06-15
GB1338227A (en) *	1970-01-23	1973-11-21	Dalby Lab Inc	Limiters for noise reduction systems
FR2109336A5 (de) *	1970-10-13	1972-05-26	Thomson Csf

1975
- 1975-06-28 DE DE2529012A patent/DE2529012C3/de not_active Expired
1976
- 1976-05-28 GB GB22189/76A patent/GB1546394A/en not_active Expired
- 1976-06-03 DK DK245076A patent/DK245076A/da unknown
- 1976-06-15 US US05/696,422 patent/US4035739A/en not_active Expired - Lifetime
- 1976-06-22 AT AT0454076A patent/AT363125B/de not_active IP Right Cessation
- 1976-06-23 BR BR7604059A patent/BR7604059A/pt unknown
- 1976-06-23 SE SE7607248A patent/SE406138B/xx unknown
- 1976-06-23 JP JP51074270A patent/JPS524755A/ja active Pending
- 1976-06-25 ES ES449247A patent/ES449247A2/es not_active Expired
- 1976-06-28 BE BE168380A patent/BE843495R/xx active
- 1976-06-28 FR FR7619619A patent/FR2317821A2/fr active Granted

Also Published As

Publication number	Publication date
DE2529012C3 (de)	1980-07-03
DE2529012B2 (de)	1979-10-04
AU1450876A (en)	1977-12-08
SE7607248L (sv)	1976-12-29
FR2317821A2 (fr)	1977-02-04
DK245076A (da)	1976-12-29
FR2317821B1 (de)	1980-07-18
US4035739A (en)	1977-07-12
GB1546394A (en)	1979-05-23
JPS524755A (en)	1977-01-14
AT363125B (de)	1981-07-10
BR7604059A (pt)	1977-07-05
SE406138B (sv)	1979-01-22
DE2529012A1 (de)	1977-01-20
ES449247A2 (es)	1977-08-16
BE843495R (fr)	1976-10-18

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Legal Events

Date	Code	Title	Description
1983-09-15	ELJ	Ceased due to non-payment of the annual fee