BE556537A - - Google Patents
Info
- Publication number
- BE556537A BE556537A BE556537DA BE556537A BE 556537 A BE556537 A BE 556537A BE 556537D A BE556537D A BE 556537DA BE 556537 A BE556537 A BE 556537A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D9/00—Demodulation or transference of modulation of modulated electromagnetic waves
- H03D9/06—Transference of modulation using distributed inductance and capacitance
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/536—Discriminating between fixed and moving objects or between objects moving at different speeds using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves
-
- 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)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA818643X | 1956-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE556537A true BE556537A (fr) |
Family
ID=4172574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE556537D BE556537A (fr) | 1956-04-14 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE556537A (fr) |
| DE (1) | DE1069222B (fr) |
| FR (1) | FR1174138A (fr) |
| GB (1) | GB818643A (fr) |
| NL (2) | NL113974C (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL256566A (fr) * | 1959-10-07 | |||
| FR1285956A (fr) * | 1961-01-16 | 1962-03-02 | Sfim | Dispositif radio-électrique de repérage, d'alerte et de télémétrie |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB680704A (en) * | 1948-07-07 | 1952-10-08 | Marconi Wireless Telegraph Co | Improvements in or relating to radar systems |
-
0
- DE DENDAT1069222D patent/DE1069222B/de active Pending
- NL NL216196D patent/NL216196A/xx unknown
- NL NL113974D patent/NL113974C/xx active
- BE BE556537D patent/BE556537A/xx unknown
-
1957
- 1957-01-10 GB GB1000/57A patent/GB818643A/en not_active Expired
- 1957-04-08 FR FR1174138D patent/FR1174138A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB818643A (en) | 1959-08-19 |
| FR1174138A (fr) | 1959-03-06 |
| NL216196A (fr) | |
| DE1069222B (fr) | 1959-11-19 |
| NL113974C (fr) |