JPS6243561B2 - - Google Patents
Info
- Publication number
- JPS6243561B2 JPS6243561B2 JP54134031A JP13403179A JPS6243561B2 JP S6243561 B2 JPS6243561 B2 JP S6243561B2 JP 54134031 A JP54134031 A JP 54134031A JP 13403179 A JP13403179 A JP 13403179A JP S6243561 B2 JPS6243561 B2 JP S6243561B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- balanced
- modulation circuit
- level
- balanced modulation
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 230000010355 oscillation Effects 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000003321 amplification Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/14—Balanced arrangements
- H03D7/1408—Balanced arrangements with diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/14—Balanced arrangements
- H03D7/1425—Balanced arrangements with transistors
- H03D7/1433—Balanced arrangements with transistors using bipolar transistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/14—Balanced arrangements
- H03D7/1425—Balanced arrangements with transistors
- H03D7/145—Balanced arrangements with transistors using a combination of bipolar transistors and field-effect transistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/14—Balanced arrangements
- H03D7/1425—Balanced arrangements with transistors
- H03D7/1458—Double balanced arrangements, i.e. where both input signals are differential
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/14—Balanced arrangements
- H03D7/1425—Balanced arrangements with transistors
- H03D7/1491—Arrangements to linearise a transconductance stage of a mixer arrangement
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0001—Circuit elements of demodulators
- H03D2200/0033—Current mirrors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/0043—Bias and operating point
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplitude Modulation (AREA)
- Superheterodyne Receivers (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13403179A JPS5657313A (en) | 1979-10-16 | 1979-10-16 | Balanced modulator |
CA000362445A CA1155927A (en) | 1979-10-16 | 1980-10-15 | Balanced modulator |
DE19803038995 DE3038995A1 (de) | 1979-10-16 | 1980-10-15 | Symmetrische mischschaltung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13403179A JPS5657313A (en) | 1979-10-16 | 1979-10-16 | Balanced modulator |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5657313A JPS5657313A (en) | 1981-05-19 |
JPS6243561B2 true JPS6243561B2 (is) | 1987-09-16 |
Family
ID=15118750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13403179A Granted JPS5657313A (en) | 1979-10-16 | 1979-10-16 | Balanced modulator |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5657313A (is) |
CA (1) | CA1155927A (is) |
DE (1) | DE3038995A1 (is) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63294822A (ja) * | 1987-05-27 | 1988-12-01 | 求 政治 | 自動食器洗い機 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1211106B (it) * | 1981-09-16 | 1989-09-29 | Ates Componenti Elettron | Stadio d'ingresso amplificatore e miscelatore a transistori per un radioricevitore. |
JPS58171105A (ja) * | 1982-03-31 | 1983-10-07 | Toshiba Corp | 振幅変調器 |
JPS61105912A (ja) * | 1984-10-30 | 1986-05-24 | Mitsubishi Electric Corp | ミキサ回路 |
NL8503435A (nl) * | 1985-12-13 | 1987-07-01 | Philips Nv | Uhf-versterkermengschakeling. |
DE10239856A1 (de) * | 2002-08-29 | 2004-03-11 | Infineon Technologies Ag | Schaltungsanordnung mit Frequenzumsetzer |
DE10351115A1 (de) * | 2003-11-03 | 2005-05-25 | Deutsche Thomson-Brandt Gmbh | Steuerbarer Mischer |
US7865157B2 (en) | 2003-11-03 | 2011-01-04 | Thomson Licensing | Controllable mixer |
-
1979
- 1979-10-16 JP JP13403179A patent/JPS5657313A/ja active Granted
-
1980
- 1980-10-15 DE DE19803038995 patent/DE3038995A1/de not_active Withdrawn
- 1980-10-15 CA CA000362445A patent/CA1155927A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63294822A (ja) * | 1987-05-27 | 1988-12-01 | 求 政治 | 自動食器洗い機 |
Also Published As
Publication number | Publication date |
---|---|
CA1155927A (en) | 1983-10-25 |
JPS5657313A (en) | 1981-05-19 |
DE3038995A1 (de) | 1981-05-14 |
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