FR31473E - Interference Receptor Improvements - Google Patents
Interference Receptor ImprovementsInfo
- Publication number
- FR31473E FR31473E FR31473DA FR31473E FR 31473 E FR31473 E FR 31473E FR 31473D A FR31473D A FR 31473DA FR 31473 E FR31473 E FR 31473E
- Authority
- FR
- France
- Prior art keywords
- interference receptor
- receptor
- interference
- receptor improvements
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR31473T | 1925-08-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR31473E true FR31473E (en) | 1927-03-14 |
Family
ID=8669276
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR614412D Expired FR614412A (en) | 1925-08-21 | 1925-08-20 | Interference Receptor Improvements |
FR31473D Expired FR31473E (en) | 1925-08-21 | 1925-08-21 | Interference Receptor Improvements |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR614412D Expired FR614412A (en) | 1925-08-21 | 1925-08-20 | Interference Receptor Improvements |
Country Status (2)
Country | Link |
---|---|
US (1) | US1794365A (en) |
FR (2) | FR614412A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE473522A (en) * | 1946-05-28 | |||
US2695357A (en) * | 1951-04-19 | 1954-11-23 | Rca Corp | Frequency conversion apparatus |
US3184683A (en) * | 1962-01-12 | 1965-05-18 | James J Murray | Mechanically excited electronic detecting element |
-
1925
- 1925-08-20 FR FR614412D patent/FR614412A/en not_active Expired
- 1925-08-21 FR FR31473D patent/FR31473E/en not_active Expired
-
1926
- 1926-03-27 US US97876A patent/US1794365A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR614412A (en) | 1926-12-14 |
US1794365A (en) | 1931-03-03 |
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