BE465289A - - Google Patents
Info
- Publication number
- BE465289A BE465289A BE465289DA BE465289A BE 465289 A BE465289 A BE 465289A BE 465289D A BE465289D A BE 465289DA BE 465289 A BE465289 A BE 465289A
- Authority
- BE
- Belgium
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/04—Modulator circuits; Transmitter circuits
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C7/00—Modulating electromagnetic waves
- H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/42—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S411/00—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
- Y10S411/924—Coupled nut and bolt
- Y10S411/929—Thread lock
- Y10S411/935—Cam or cone grip
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US263367A US2285851A (en) | 1939-03-22 | 1939-03-22 | Short wave transmitter |
| US420796A US2321456A (en) | 1939-03-22 | 1941-11-28 | Short-wave keying device |
| US420794A US2359618A (en) | 1939-03-22 | 1941-11-28 | Short-wave amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE465289A true BE465289A (xx) |
Family
ID=27401590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE465289D BE465289A (xx) | 1939-03-22 |
Country Status (3)
| Country | Link |
|---|---|
| US (2) | US2359618A (xx) |
| BE (1) | BE465289A (xx) |
| FR (1) | FR864103A (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE459544A (xx) * | 1944-03-29 | |||
| US2540817A (en) * | 1947-01-30 | 1951-02-06 | Philco Corp | Band-pass coupling network |
| US2557969A (en) * | 1948-12-29 | 1951-06-26 | Frank C Isely | Shielded ultra high frequency tuning apparatus |
| US2963703A (en) * | 1956-10-01 | 1960-12-06 | Carlyle J Sletten | Method and means for antenna coupling |
| KR100979581B1 (ko) * | 2002-01-31 | 2010-09-01 | 엔엑스피 비 브이 | 신호 처리 방법, 송신기 및 수신기 모듈, 기판 및 가전 제품 |
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0
- BE BE465289D patent/BE465289A/xx unknown
-
1940
- 1940-03-15 FR FR864103D patent/FR864103A/fr not_active Expired
-
1941
- 1941-11-28 US US420794A patent/US2359618A/en not_active Expired - Lifetime
- 1941-11-28 US US420796A patent/US2321456A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR864103A (fr) | 1941-04-19 |
| US2321456A (en) | 1943-06-08 |
| US2359618A (en) | 1944-10-03 |