BE867826A - Modulateur - Google Patents
ModulateurInfo
- Publication number
- BE867826A BE867826A BE188328A BE188328A BE867826A BE 867826 A BE867826 A BE 867826A BE 188328 A BE188328 A BE 188328A BE 188328 A BE188328 A BE 188328A BE 867826 A BE867826 A BE 867826A
- Authority
- BE
- Belgium
- Prior art keywords
- modulator
- Prior art date
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
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 (de) |
JP (1) | JPS5915205B2 (de) |
AU (1) | AU514000B2 (de) |
BE (1) | BE867826A (de) |
CA (1) | CA1111914A (de) |
DE (1) | DE2823789C2 (de) |
FR (1) | FR2394205A1 (de) |
GB (1) | GB2000404B (de) |
NL (1) | NL174788C (de) |
SE (1) | SE7806541L (de) |
Families Citing this family (3)
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)
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 (de) * | 1972-08-11 | 1980-08-22 | ||
JPS5519444B2 (de) * | 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/en 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 SE SE7806541A patent/SE7806541L/xx unknown
- 1978-06-05 BE BE188328A patent/BE867826A/xx not_active IP Right Cessation
- 1978-06-06 FR FR787816851A patent/FR2394205A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5915205B2 (ja) | 1984-04-07 |
NL174788C (nl) | 1984-08-01 |
AU3673078A (en) | 1979-12-06 |
DE2823789A1 (de) | 1978-12-14 |
FR2394205B1 (de) | 1983-07-08 |
US4180785A (en) | 1979-12-25 |
DE2823789C2 (de) | 1985-06-27 |
GB2000404A (en) | 1979-01-04 |
AU514000B2 (en) | 1981-01-15 |
JPS544056A (en) | 1979-01-12 |
CA1111914A (en) | 1981-11-03 |
SE7806541L (sv) | 1978-12-08 |
GB2000404B (en) | 1982-01-06 |
NL174788B (nl) | 1984-03-01 |
NL7706237A (nl) | 1978-12-11 |
FR2394205A1 (fr) | 1979-01-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN Effective date: 19940630 |