BE478263A - - Google Patents
Info
- Publication number
- BE478263A BE478263A BE478263DA BE478263A BE 478263 A BE478263 A BE 478263A BE 478263D A BE478263D A BE 478263DA BE 478263 A BE478263 A BE 478263A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H5/00—One-port networks comprising only passive electrical elements as network components
- H03H5/006—One-port networks comprising only passive electrical elements as network components comprising simultaneously tunable inductance and capacitance
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
- H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
- H03H2/008—Receiver or amplifier input circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/06—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US716855A US2469168A (en) | 1946-12-17 | 1946-12-17 | Loop-antenna tuning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE478263A true BE478263A (es) |
Family
ID=24879729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE478263D BE478263A (es) | 1946-12-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2469168A (es) |
| BE (1) | BE478263A (es) |
| DE (1) | DE830074C (es) |
| FR (1) | FR957263A (es) |
| GB (1) | GB633680A (es) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2735988A (en) * | 1956-02-21 | fyler | ||
| US2589736A (en) * | 1948-10-06 | 1952-03-18 | Rca Corp | Loop antenna input circuits |
| US2558487A (en) * | 1949-06-28 | 1951-06-26 | Joseph N Marks | Multifrequency tunable antenna |
| US2632849A (en) * | 1949-10-11 | 1953-03-24 | Motorola Inc | Television antenna |
| US2640931A (en) * | 1950-05-05 | 1953-06-02 | John J Root | Directional antenna |
| BE504945A (es) * | 1950-08-03 | |||
| US2719922A (en) * | 1950-12-15 | 1955-10-04 | Zenith Radio Corp | Core tuned loop |
| US2727147A (en) * | 1951-07-27 | 1955-12-13 | Corning Glass Works | Permeability tuning system |
| US2667581A (en) * | 1951-09-21 | 1954-01-26 | Pilot Radio Corp | Tuning device for signal receivers |
| US2686879A (en) * | 1951-10-29 | 1954-08-17 | Rca Corp | Wide range ultrahigh-frequency oscillator |
| US2688691A (en) * | 1952-02-28 | 1954-09-07 | Rca Corp | Ultrahigh-frequency tunable structure and circuit |
| DE963249C (de) * | 1953-04-23 | 1957-05-02 | Siemens Ag | Hochwertiges Kombinationselement aus Spule und Kondensator |
| US2873373A (en) * | 1953-04-29 | 1959-02-10 | Aladdin Ind Inc | Wide-range radio-frequency tuner |
| US2809547A (en) * | 1955-01-28 | 1957-10-15 | Ca Nat Research Council | Intensity control device for electrical musical instrument |
| US2976532A (en) * | 1958-01-15 | 1961-03-21 | James D Guest | Telescoping gamma match antenna construction |
| GB1234164A (es) * | 1968-03-20 | 1971-06-03 | ||
| KR102280037B1 (ko) * | 2015-07-29 | 2021-07-21 | 삼성전자주식회사 | 디스플레이에 구비된 내장 안테나용 급전장치 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2244177A (en) * | 1940-02-19 | 1941-06-03 | Johnson Lab Inc | Signal collecting system for radio receivers |
-
0
- BE BE478263D patent/BE478263A/xx unknown
- FR FR957263D patent/FR957263A/fr not_active Expired
-
1946
- 1946-12-17 US US716855A patent/US2469168A/en not_active Expired - Lifetime
-
1947
- 1947-12-08 GB GB32354/47A patent/GB633680A/en not_active Expired
-
1950
- 1950-09-29 DE DEH5795A patent/DE830074C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR957263A (es) | 1950-02-17 |
| US2469168A (en) | 1949-05-03 |
| GB633680A (en) | 1949-12-19 |
| DE830074C (de) | 1952-02-21 |