FR1169917A - Improvements in radioreceptors - Google Patents
Improvements in radioreceptorsInfo
- Publication number
- FR1169917A FR1169917A FR1169917DA FR1169917A FR 1169917 A FR1169917 A FR 1169917A FR 1169917D A FR1169917D A FR 1169917DA FR 1169917 A FR1169917 A FR 1169917A
- Authority
- FR
- France
- Prior art keywords
- radioreceptors
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/26—Circuits for superheterodyne receivers
- H04B1/28—Circuits for superheterodyne receivers the receiver comprising at least one semiconductor device having three or more electrodes
-
- 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
- H03D7/12—Transference of modulation from one carrier to another, e.g. frequency-changing by means of semiconductor devices having more than two electrodes
-
- 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
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1093834X | 1957-03-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1169917A true FR1169917A (en) | 1959-01-07 |
Family
ID=9616728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1169917D Expired FR1169917A (en) | 1957-03-21 | 1957-03-21 | Improvements in radioreceptors |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE1093834B (en) |
FR (1) | FR1169917A (en) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2764674A (en) * | 1955-03-17 | 1956-09-25 | Rca Corp | Transistor receiver oscillator injection using capacitance between stators of gang capacitor |
-
1957
- 1957-03-21 FR FR1169917D patent/FR1169917A/en not_active Expired
-
1958
- 1958-03-18 DE DEN16972A patent/DE1093834B/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE1093834B (en) | 1960-12-01 |
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