BE501644A - - Google Patents
Info
- Publication number
- BE501644A BE501644A BE501644DA BE501644A BE 501644 A BE501644 A BE 501644A BE 501644D A BE501644D A BE 501644DA BE 501644 A BE501644 A BE 501644A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/34—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being vacuum tube
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- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/54—Circuits using the same frequency for two directions of communication
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH283264T | 1950-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE501644A true BE501644A (en:Method) |
Family
ID=4484033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE501644D BE501644A (en:Method) | 1950-03-03 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE501644A (en:Method) |
| CH (1) | CH283264A (en:Method) |
| NL (1) | NL79862C (en:Method) |
-
0
- NL NL79862D patent/NL79862C/xx active
- BE BE501644D patent/BE501644A/xx unknown
-
1950
- 1950-03-03 CH CH283264D patent/CH283264A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH283264A (de) | 1952-05-31 |
| NL79862C (en:Method) |