NL80440C - - Google Patents
Info
- Publication number
- NL80440C NL80440C NL80440DA NL80440C NL 80440 C NL80440 C NL 80440C NL 80440D A NL80440D A NL 80440DA NL 80440 C NL80440 C NL 80440C
- Authority
- NL
- Netherlands
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
- H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
- H03B5/1817—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a cavity resonator
- H03B5/1835—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a cavity resonator the active element in the amplifier being a vacuum tube
 
- 
        - 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
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
 
- 
        - H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/76—Dynamic electron-multiplier tubes, e.g. Farnsworth multiplier tube, multipactor
 
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Microwave Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| NL266223X | 1947-03-06 | 
Publications (1)
| Publication Number | Publication Date | 
|---|---|
| NL80440C true NL80440C (forum.php) | 
Family
ID=19781732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| NL80440D NL80440C (forum.php) | 1947-03-06 | 
Country Status (6)
| Country | Link | 
|---|---|
| US (1) | US2803778A (forum.php) | 
| BE (1) | BE480960A (forum.php) | 
| CH (1) | CH266223A (forum.php) | 
| FR (1) | FR962892A (forum.php) | 
| GB (1) | GB687194A (forum.php) | 
| NL (1) | NL80440C (forum.php) | 
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| FR2030536A6 (forum.php) * | 1969-07-29 | 1970-11-13 | Cit Alcatel | 
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| NL45407C (forum.php) * | 1934-02-23 | |||
| US2170219A (en) * | 1936-10-16 | 1939-08-22 | Telefunken Gmbh | Ultra high frequency oscillator | 
| US2416303A (en) * | 1941-02-05 | 1947-02-25 | Bell Telephone Labor Inc | Secondary emissive shell resonator tube | 
| BE468391A (forum.php) * | 1941-03-11 | |||
| US2581408A (en) * | 1947-04-16 | 1952-01-08 | Sperry Corp | High-frequency electron discharge device | 
- 
        0
        - BE BE480960D patent/BE480960A/xx unknown
- FR FR962892D patent/FR962892A/fr not_active Expired
- NL NL80440D patent/NL80440C/xx active
 
- 
        1948
        - 1948-03-03 GB GB6697/48A patent/GB687194A/en not_active Expired
- 1948-03-04 CH CH266223D patent/CH266223A/de unknown
 
- 
        1954
        - 1954-05-19 US US430964A patent/US2803778A/en not_active Expired - Lifetime
 
Also Published As
| Publication number | Publication date | 
|---|---|
| BE480960A (forum.php) | |
| US2803778A (en) | 1957-08-20 | 
| CH266223A (de) | 1950-01-15 | 
| FR962892A (forum.php) | 1950-06-22 | 
| GB687194A (en) | 1953-02-11 |