NL94989C - - Google Patents
Info
- Publication number
- NL94989C NL94989C NL94989DA NL94989C NL 94989 C NL94989 C NL 94989C NL 94989D A NL94989D A NL 94989DA NL 94989 C NL94989 C NL 94989C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
- H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
- H01P5/184—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being strip lines or microstrips
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/22—Attenuating devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/02—Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
- H01P3/08—Microstrips; Strip lines
-
- 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
- H03H7/24—Frequency- independent attenuators
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US232102A US2710946A (en) | 1951-06-18 | 1951-06-18 | Supports for microwave transmission lines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL94989C true NL94989C (xx) |
Family
ID=22871881
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL92839D NL92839C (xx) | 1951-06-18 | ||
| NLAANVRAGE6903864,A NL170359B (nl) | 1951-06-18 | Radiotelefoonstelsel met impulsmodulatie. | |
| NL94989D NL94989C (xx) | 1951-06-18 |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL92839D NL92839C (xx) | 1951-06-18 | ||
| NLAANVRAGE6903864,A NL170359B (nl) | 1951-06-18 | Radiotelefoonstelsel met impulsmodulatie. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2710946A (xx) |
| BE (2) | BE512422A (xx) |
| CH (2) | CH316041A (xx) |
| ES (1) | ES203823A1 (xx) |
| GB (2) | GB708596A (xx) |
| NL (3) | NL94989C (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2961623A (en) * | 1960-11-22 | Movable support means for center | ||
| US2820206A (en) * | 1952-05-08 | 1958-01-14 | Itt | Microwave filters |
| BE547793A (xx) * | 1955-05-13 | |||
| GB828241A (en) * | 1957-02-22 | 1960-02-17 | Standard Telephones Cables Ltd | Microwave directional coupler |
| US3303439A (en) * | 1965-06-14 | 1967-02-07 | Western Electric Co | Strip transmission line interboard connection |
| JPS4947713B1 (xx) * | 1970-04-27 | 1974-12-17 | ||
| JP6733591B2 (ja) * | 2017-04-11 | 2020-08-05 | 株式会社デンソー | 車室内通信システム |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1924115A (en) * | 1930-04-08 | 1933-08-29 | Bell Telephone Labor Inc | Protective means for electrical systems |
| US2121855A (en) * | 1934-07-05 | 1938-06-28 | Telefunken Gmbh | Coupling high-frequency apparatus |
| US2159648A (en) * | 1937-09-08 | 1939-05-23 | Mackay Radio & Telegraph Co | Transmission modifying network |
| US2409449A (en) * | 1943-12-30 | 1946-10-15 | Rca Corp | Phase modulator |
| US2611822A (en) * | 1945-02-03 | 1952-09-23 | Bliss William Roderic | Coupling device |
| US2421137A (en) * | 1945-06-01 | 1947-05-27 | Hazeltine Research Inc | Transmission line |
-
0
- BE BE512177D patent/BE512177A/xx unknown
- BE BE512422D patent/BE512422A/xx unknown
- NL NL92839D patent/NL92839C/xx active
- NL NLAANVRAGE6903864,A patent/NL170359B/xx unknown
- NL NL94989D patent/NL94989C/xx active
-
1951
- 1951-06-18 US US232102A patent/US2710946A/en not_active Expired - Lifetime
-
1952
- 1952-06-03 ES ES0203823A patent/ES203823A1/es not_active Expired
- 1952-06-13 GB GB14955/52A patent/GB708596A/en not_active Expired
- 1952-06-18 CH CH316041D patent/CH316041A/fr unknown
- 1952-06-28 CH CH319083D patent/CH319083A/fr unknown
-
1953
- 1953-01-16 GB GB1337/53A patent/GB718957A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH316041A (fr) | 1956-09-15 |
| GB708596A (en) | 1954-05-05 |
| BE512177A (xx) | |
| US2710946A (en) | 1955-06-14 |
| CH319083A (fr) | 1957-01-31 |
| GB718957A (en) | 1954-11-24 |
| NL92839C (xx) | |
| ES203823A1 (es) | 1952-07-01 |
| NL170359B (nl) | |
| BE512422A (xx) |