BE867826A - Modulateur - Google Patents

Modulateur

Info

Publication number: BE867826A
Authority: BE; Belgium
Prior art keywords: modulator
Prior art date: 1977-06-07

Application number

BE188328A

Other languages

English (en)

Original Assignee

Philips Nv

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.)

1977-06-07

Filing date

1978-06-05

Publication date

1978-12-05

1978-06-05 Application filed by Philips Nv filed Critical Philips Nv

1978-12-05 Publication of BE867826A publication Critical patent/BE867826A/fr

Links

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C1/00—Amplitude modulation
- H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
- H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
- H03C1/542—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising semiconductor devices with at least three electrodes
- H03C1/545—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising semiconductor devices with at least three electrodes using bipolar transistors

BE188328A 1977-06-07 1978-06-05 Modulateur BE867826A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NLAANVRAGE7706237,A NL174788C (nl)	1977-06-07	1977-06-07	Modulator.

Publications (1)

Publication Number	Publication Date
BE867826A true BE867826A (fr)	1978-12-05

Family

ID=19828674

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE188328A BE867826A (fr)	1977-06-07	1978-06-05	Modulateur

Country Status (10)

Country	Link
US (1)	US4180785A (fr)
JP (1)	JPS5915205B2 (fr)
AU (1)	AU514000B2 (fr)
BE (1)	BE867826A (fr)
CA (1)	CA1111914A (fr)
DE (1)	DE2823789C2 (fr)
FR (1)	FR2394205A1 (fr)
GB (1)	GB2000404B (fr)
NL (1)	NL174788C (fr)
SE (1)	SE7806541L (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58107622A (ja) *	1981-12-21	1983-06-27	松下電器産業株式会社	固体電解コンデンサの製造方法
DE4320457C2 (de) *	1993-06-21	1996-02-15	Telefunken Microelectron	HF-Mischstufe in Basisschaltung
DE4430314C2 (de) *	1994-08-26	1997-01-16	Telefunken Microelectron	HF-Mischstufe

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3550040A (en) *	1968-05-31	1970-12-22	Monsanto Co	Double-balanced modulator circuit readily adaptable to integrated circuit fabrication
US3668440A (en) *	1970-10-16	1972-06-06	Motorola Inc	Temperature stable monolithic multiplier circuit
JPS5532043B2 (fr) *	1972-08-11	1980-08-22
JPS5519444B2 (fr) *	1972-12-29	1980-05-26
DE2364156C2 (de) *	1973-12-21	1975-11-13	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Verstärkender Doppelgegentaktmodulator
US3940716A (en) *	1974-09-04	1976-02-24	Gehring Donald H	Double-balanced modulating and demodulating apparatus
FR2351538A1 (fr) *	1976-05-11	1977-12-09	Lignes Telegraph Telephon	Circuit de transposition en frequence a consommation reduite

1977
- 1977-06-07 NL NLAANVRAGE7706237,A patent/NL174788C/xx not_active IP Right Cessation
1978
- 1978-04-27 US US05/900,711 patent/US4180785A/en not_active Expired - Lifetime
- 1978-05-31 AU AU36730/78A patent/AU514000B2/en not_active Expired
- 1978-05-31 DE DE2823789A patent/DE2823789C2/de not_active Expired
- 1978-06-01 CA CA304,563A patent/CA1111914A/fr not_active Expired
- 1978-06-02 GB GB7826262A patent/GB2000404B/en not_active Expired
- 1978-06-03 JP JP53066320A patent/JPS5915205B2/ja not_active Expired
- 1978-06-05 BE BE188328A patent/BE867826A/fr not_active IP Right Cessation
- 1978-06-05 SE SE7806541A patent/SE7806541L/xx unknown
- 1978-06-06 FR FR787816851A patent/FR2394205A1/fr active Granted

Also Published As

Publication number	Publication date
NL174788C (nl)	1984-08-01
GB2000404B (en)	1982-01-06
GB2000404A (en)	1979-01-04
SE7806541L (sv)	1978-12-08
NL7706237A (nl)	1978-12-11
FR2394205A1 (fr)	1979-01-05
NL174788B (nl)	1984-03-01
AU3673078A (en)	1979-12-06
US4180785A (en)	1979-12-25
CA1111914A (fr)	1981-11-03
DE2823789A1 (de)	1978-12-14
FR2394205B1 (fr)	1983-07-08
DE2823789C2 (de)	1985-06-27
JPS544056A (en)	1979-01-12
AU514000B2 (en)	1981-01-15
JPS5915205B2 (ja)	1984-04-07

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Legal Events

Date

Code

Title

Description

1994-12-31

RE

Patent lapsed

Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN

Effective date: 19940630