BR7310268D0 - Um circuito modulador balanceado aperfeicoado - Google Patents
Um circuito modulador balanceado aperfeicoadoInfo
- Publication number
- BR7310268D0 BR7310268D0 BR10268/73A BR1026873A BR7310268D0 BR 7310268 D0 BR7310268 D0 BR 7310268D0 BR 10268/73 A BR10268/73 A BR 10268/73A BR 1026873 A BR1026873 A BR 1026873A BR 7310268 D0 BR7310268 D0 BR 7310268D0
- Authority
- BR
- Brazil
- Prior art keywords
- perfected
- modulator circuit
- balanced modulator
- balanced
- circuit
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C2200/00—Indexing scheme relating to details of modulators or modulation methods covered by H03C
- H03C2200/0004—Circuit elements of modulators
- H03C2200/0012—Emitter or source coupled transistor pairs or long tail pairs
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C2200/00—Indexing scheme relating to details of modulators or modulation methods covered by H03C
- H03C2200/0037—Functional aspects of modulators
- H03C2200/0079—Measures to linearise modulation or reduce distortion of modulation characteristics
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP54873A JPS5519444B2 (pt) | 1972-12-29 | 1972-12-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7310268D0 true BR7310268D0 (pt) | 1974-08-15 |
Family
ID=11476769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR10268/73A BR7310268D0 (pt) | 1972-12-29 | 1973-12-28 | Um circuito modulador balanceado aperfeicoado |
Country Status (10)
Country | Link |
---|---|
US (1) | US3887886A (pt) |
JP (1) | JPS5519444B2 (pt) |
BR (1) | BR7310268D0 (pt) |
CA (1) | CA1004307A (pt) |
DE (1) | DE2365059C2 (pt) |
FR (1) | FR2212687B1 (pt) |
GB (1) | GB1459760A (pt) |
IT (1) | IT1002415B (pt) |
NL (1) | NL178927C (pt) |
SE (1) | SE394167B (pt) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5537121B2 (pt) * | 1974-05-30 | 1980-09-26 | ||
US4052682A (en) * | 1976-09-20 | 1977-10-04 | National Semiconductor Corporation | Multiple oscillator modulator circuit |
JPS5338250A (en) * | 1976-09-20 | 1978-04-08 | Matsushita Electric Ind Co Ltd | Transistor circuit |
NL174788C (nl) * | 1977-06-07 | 1984-08-01 | Philips Nv | Modulator. |
US4338580A (en) * | 1980-05-09 | 1982-07-06 | Motorola, Inc. | Self balancing amplitude modulator |
JPS59151508A (ja) * | 1983-02-16 | 1984-08-30 | Toshiba Corp | 周波数変調器 |
JPS59218036A (ja) * | 1983-05-25 | 1984-12-08 | Sony Corp | 位相比較回路 |
JPS60130204A (ja) * | 1983-12-17 | 1985-07-11 | Toshiba Corp | 掛算回路 |
US4766400A (en) * | 1986-12-19 | 1988-08-23 | Kabushiki Kaisha Toshiba | Variable-transconductance four-quadrant Gilbert-type modulator with feedback circuitry in improved NMR transmission |
EP0341531A3 (de) * | 1988-05-11 | 1991-05-15 | Licentia Patent-Verwaltungs-GmbH | Regelbarer Breitbandverstärker |
JP2841978B2 (ja) * | 1991-10-30 | 1998-12-24 | 日本電気株式会社 | 周波数逓倍・ミキサ回路 |
DE4206164C2 (de) * | 1992-02-28 | 1994-12-08 | Telefunken Microelectron | HF-Mischstufe in Basisschaltung |
DE10045565A1 (de) * | 2000-09-14 | 2002-04-04 | Infineon Technologies Ag | Mischerschaltungsanordnung |
DE10134754A1 (de) * | 2001-07-17 | 2003-02-06 | Infineon Technologies Ag | Multipliziererschaltung |
JP5222545B2 (ja) * | 2006-12-26 | 2013-06-26 | 株式会社半導体エネルギー研究所 | 送受信回路及び当該送受信回路を具備する半導体装置 |
US8592746B2 (en) | 2010-12-07 | 2013-11-26 | Honeywell International Inc. | Systems and methods for driving an optical modulator |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1249951B (pt) * | 1967-09-14 | |||
US3122715A (en) * | 1960-10-14 | 1964-02-25 | Electro Mechanical Res Inc | Frequency converter systems |
DE1286144B (de) * | 1966-09-30 | 1969-01-02 | Siemens Ag | Aktiver Modulator mit Transistoren |
GB1160603A (en) * | 1967-07-19 | 1969-08-06 | Marconi Co Ltd | Improvements in or relating to Transistorised Modulatable Oscillation Generators, Demodulators, Phase Detectors and Frequency Shifters |
US3550040A (en) * | 1968-05-31 | 1970-12-22 | Monsanto Co | Double-balanced modulator circuit readily adaptable to integrated circuit fabrication |
US3614668A (en) * | 1969-02-20 | 1971-10-19 | Nippon Electric Co | Double-balanced modulators of the current switching type |
NL7006393A (pt) * | 1969-05-01 | 1970-11-03 | ||
DE1935611B1 (de) * | 1969-07-14 | 1971-02-04 | Licentia Gmbh | Aktiver Gegentaktmodulator |
GB1279353A (en) * | 1970-03-11 | 1972-06-28 | Brookdeal Electronics Ltd | Electronic phase-sensitive detector circuit arrangements |
JPS527909B2 (pt) * | 1971-09-21 | 1977-03-05 |
-
1972
- 1972-12-29 JP JP54873A patent/JPS5519444B2/ja not_active Expired
-
1973
- 1973-12-26 US US428136A patent/US3887886A/en not_active Expired - Lifetime
- 1973-12-28 GB GB5991273A patent/GB1459760A/en not_active Expired
- 1973-12-28 SE SE7317521A patent/SE394167B/xx unknown
- 1973-12-28 BR BR10268/73A patent/BR7310268D0/pt unknown
- 1973-12-28 IT IT7332381A patent/IT1002415B/it active
- 1973-12-28 DE DE2365059A patent/DE2365059C2/de not_active Expired
- 1973-12-28 CA CA189,128A patent/CA1004307A/en not_active Expired
- 1973-12-28 FR FR7347079A patent/FR2212687B1/fr not_active Expired
-
1974
- 1974-01-02 NL NLAANVRAGE7400042,A patent/NL178927C/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1459760A (en) | 1976-12-31 |
SE7317521L (pt) | 1974-07-01 |
FR2212687B1 (pt) | 1976-11-19 |
NL178927C (nl) | 1986-06-02 |
DE2365059A1 (de) | 1974-08-22 |
JPS5519444B2 (pt) | 1980-05-26 |
FR2212687A1 (pt) | 1974-07-26 |
CA1004307A (en) | 1977-01-25 |
NL178927B (nl) | 1986-01-02 |
NL7400042A (pt) | 1974-07-02 |
DE2365059C2 (de) | 1984-02-02 |
AU6399573A (en) | 1975-07-03 |
IT1002415B (it) | 1976-05-20 |
SE394167B (sv) | 1977-06-06 |
JPS4991164A (pt) | 1974-08-30 |
US3887886A (en) | 1975-06-03 |
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