NL80423C - - Google Patents
Info
- Publication number
- NL80423C NL80423C NL80423DA NL80423C NL 80423 C NL80423 C NL 80423C NL 80423D A NL80423D A NL 80423DA NL 80423 C NL80423 C NL 80423C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
- H03D7/08—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between the same two electrodes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
- H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
- H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
- H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL668498X | 1949-02-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL80423C true NL80423C (de) |
Family
ID=19798833
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL656508034A NL144910B (nl) | 1949-02-16 | Werkwijze voor het behandelen van een oppervlak van vlak glas en aan een oppervlak behandeld vlak glas, verkregen onder toepassing van deze werkwijze. | |
NL80423D NL80423C (de) | 1949-02-16 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL656508034A NL144910B (nl) | 1949-02-16 | Werkwijze voor het behandelen van een oppervlak van vlak glas en aan een oppervlak behandeld vlak glas, verkregen onder toepassing van deze werkwijze. |
Country Status (4)
Country | Link |
---|---|
US (1) | US2582683A (de) |
FR (1) | FR1017229A (de) |
GB (1) | GB668498A (de) |
NL (2) | NL80423C (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE493900A (de) * | 1949-02-16 | |||
US2937343A (en) * | 1954-10-18 | 1960-05-17 | Gen Electric | Modulation system |
US2933599A (en) * | 1955-04-05 | 1960-04-19 | Hazeltine Research Inc | Non-radiating autodyne frequency converter |
NL261732A (de) * | 1960-02-29 | |||
US3201697A (en) * | 1960-08-29 | 1965-08-17 | Packard Bell Electronics Corp | Narrow band transistor radio employing crystal controlled oscillator |
CA1111500A (en) * | 1977-03-11 | 1981-10-27 | Shigeo Matsuura | Self-oscillation mixer circuits |
AT370266B (de) * | 1978-12-15 | 1983-03-10 | Philips Nv | Selbstschwingende mischstufe fuer ukw-rundfunkempfaenger |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1573282A (en) * | 1923-11-23 | 1926-02-16 | American Telephone & Telegraph | Thermionic modulator |
US1950410A (en) * | 1931-04-18 | 1934-03-13 | Burton G Lake | Modulation system |
US2034513A (en) * | 1933-04-01 | 1936-03-17 | Rca Corp | Combined detector oscillator circuit |
US2049777A (en) * | 1933-07-21 | 1936-08-04 | Rca Corp | Oscillator-detector |
-
0
- NL NL656508034A patent/NL144910B/xx unknown
- NL NL80423D patent/NL80423C/xx active
-
1950
- 1950-02-13 GB GB3613/50A patent/GB668498A/en not_active Expired
- 1950-02-14 FR FR1017229D patent/FR1017229A/fr not_active Expired
- 1950-02-15 US US144305A patent/US2582683A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR1017229A (fr) | 1952-12-04 |
NL144910B (nl) | |
GB668498A (en) | 1952-03-19 |
US2582683A (en) | 1952-01-15 |