NL189586C - Versterker met regelbare versterkingsfactor. - Google Patents

Versterker met regelbare versterkingsfactor.

Info

Publication number: NL189586C
Authority: NL; Netherlands
Prior art keywords: amplifier; gain factor; adjustable gain; adjustable; factor
Prior art date: 1973-12-01

Application number

NLAANVRAGE7415556,A

Other languages

English (en)

Other versions

NL7415556A (nl

NL189586B (nl

Original Assignee

Sony 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.)

1973-12-01

Filing date

1974-11-28

Publication date

1993-05-17

1974-11-28 Application filed by Sony Corp filed Critical Sony Corp

1975-06-03 Publication of NL7415556A publication Critical patent/NL7415556A/nl

1992-12-16 Publication of NL189586B publication Critical patent/NL189586B/nl

1993-05-17 Application granted granted Critical

1993-05-17 Publication of NL189586C publication Critical patent/NL189586C/nl

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/02—Manually-operated control

NLAANVRAGE7415556,A 1973-12-01 1974-11-28 Versterker met regelbare versterkingsfactor. NL189586C (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP13509373A JPS5624410B2 (nl)	1973-12-01	1973-12-01
JP5156574A JPS5543286B2 (nl)	1973-12-01	1974-05-09

Publications (3)

Publication Number	Publication Date
NL7415556A NL7415556A (nl)	1975-06-03
NL189586B NL189586B (nl)	1992-12-16
NL189586C true NL189586C (nl)	1993-05-17

Family

ID=26392111

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7415556,A NL189586C (nl)	1973-12-01	1974-11-28	Versterker met regelbare versterkingsfactor.

Country Status (7)

Country	Link
US (1)	US3968453A (nl)
JP (2)	JPS5624410B2 (nl)
CA (1)	CA1010371A (nl)
DE (1)	DE2456375A1 (nl)
FR (1)	FR2253312B1 (nl)
GB (1)	GB1469990A (nl)
NL (1)	NL189586C (nl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4193040A (en) *	1978-11-02	1980-03-11	Western Electric Company, Inc.	High-voltage amplifier with low output impedance
US4311928A (en) *	1978-12-14	1982-01-19	Pioneer Electronic Corporation	Current-controlled type division circuit
JPS6269712A (ja) *	1985-09-24	1987-03-31	Hitachi Ltd	利得制御回路
DE4015475A1 (de) *	1990-05-14	1991-11-21	Siemens Ag	Schaltungsanordnung zur gradationsentzerrung
US5198780A (en) *	1990-05-28	1993-03-30	Motorola, Inc.	Adjustable gain differential amplifier
US6091942A (en) *	1996-12-02	2000-07-18	Motorola, Inc.	Self gain aligning circuit and method
US5986501A (en) *	1998-06-30	1999-11-16	Philips Electronics North America Corporation	Low voltage, beta immune variable gain amplifier with high supply voltage rejection
US6339361B1 (en) *	1999-06-09	2002-01-15	Conexant Systems, Inc.	Power amplifier driver system for wireless handset
US6677823B2 (en)	2001-02-28	2004-01-13	Andrew Corporation	Gain compensation circuit using a variable offset voltage
FI116870B (fi) *	2003-06-19	2006-03-15	Nokia Corp	Järjestely energian säästämiseksi lähettimessä sekä radiolaite

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2878380A (en) *	1956-11-30	1959-03-17	Rca Corp	Push-pull signal amplifier
US3551703A (en) *	1968-02-28	1970-12-29	Dick Co Ab	Analog switching device
DE2122202A1 (de) *	1971-05-05	1972-11-16	Robert Bosch Fernsehanlagen Gmbh, 6100 Darmstadt	Verstärkerschaltung
JPS5140778B2 (nl) *	1971-10-15	1976-11-05
US3723895A (en) *	1971-11-10	1973-03-27	Gen Electric	Amplifier of controllable gain

1973
- 1973-12-01 JP JP13509373A patent/JPS5624410B2/ja not_active Expired
1974
- 1974-05-09 JP JP5156574A patent/JPS5543286B2/ja not_active Expired
- 1974-11-27 GB GB5147174A patent/GB1469990A/en not_active Expired
- 1974-11-28 DE DE19742456375 patent/DE2456375A1/de active Granted
- 1974-11-28 NL NLAANVRAGE7415556,A patent/NL189586C/nl not_active IP Right Cessation
- 1974-11-29 CA CA214,913A patent/CA1010371A/en not_active Expired
- 1974-11-29 FR FR7439284A patent/FR2253312B1/fr not_active Expired
- 1974-12-02 US US05/528,935 patent/US3968453A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JPS5624410B2 (nl)	1981-06-05
GB1469990A (en)	1977-04-14
JPS50144365A (nl)	1975-11-20
NL7415556A (nl)	1975-06-03
FR2253312B1 (nl)	1979-08-03
AU7575574A (en)	1976-05-27
JPS5086960A (nl)	1975-07-12
CA1010371A (en)	1977-05-17
NL189586B (nl)	1992-12-16
DE2456375A1 (de)	1975-06-05
FR2253312A1 (nl)	1975-06-27
US3968453A (en)	1976-07-06
DE2456375C2 (nl)	1988-07-14
JPS5543286B2 (nl)	1980-11-05

Publication	Publication Date	Title
NL188489C (nl)	1992-07-01	Transistorversterker.
BR7404239D0 (pt)	1975-01-21	Um amplificador
SE403869B (sv)	1978-09-04	Forsterkare med variabel forsterkning
NO741941L (no)	1974-12-03	Differensialforsterker.
NL166162C (nl)	1981-06-15	Versterkerschakeling met regelbare versterking.
AT351592B (de)	1979-08-10	Verstaerker
NL164715C (nl)	1981-01-15	Versterker met variabele versterking.
SE405782B (sv)	1978-12-27	Icke-linjer forsterkare
NL7410394A (nl)	1975-02-11	Stroomversterker.
NL7410526A (nl)	1975-02-17	Versterker met terugkoppeling.
NL189586C (nl)	1993-05-17	Versterker met regelbare versterkingsfactor.
NL189060C (nl)	1992-12-16	Verschilversterker.
NL7409507A (nl)	1975-01-22	Stroomversterker.
AT343182B (de)	1978-05-10	Verstarker
NL7514219A (nl)	1976-06-09	Signaalversterker met regelbare versterking.
NL188129C (nl)	1992-04-01	Middenfrequentversterker.
CH558613A (de)	1975-01-31	Niederfrequenzverstaerker.
NL7410580A (nl)	1975-02-11	Differentiaal versterker.
NL7415132A (nl)	1975-05-23	Combinatieversterker.
NL7413021A (nl)	1975-04-04	Parametrische versterker.
ES191552Y (es)	1974-12-16	Amplificador perfeccionado.
NL180367C (nl)	1987-02-02	Tegengekoppelde versterkerschakeling.
SU506935A1 (ru)	1976-03-15	Усилитель мощности
SE386349B (sv)	1976-08-02	Koppling for en forsterkare med varibel forsterkning
SU483763A1 (ru)	1975-09-05	Усилитель класса д

Legal Events

Date	Code	Title
1982-01-04	BA	A request for search or an international-type search has been filed
1982-01-04	BB	A search report has been drawn up
1982-05-03	BC	A request for examination has been filed
1985-01-01	A85	Still pending on 85-01-01
1994-12-16	V4	Discontinued because of reaching the maximum lifetime of a patent