NL69072C - DEVICE FOR USE IN RADIATING OR RECEIVING ELECTROMAGNETIC WAVES TARGETED BY A PARABOLIC REFLECTOR - Google Patents
DEVICE FOR USE IN RADIATING OR RECEIVING ELECTROMAGNETIC WAVES TARGETED BY A PARABOLIC REFLECTORInfo
- Publication number
- NL69072C NL69072C NL125332A NL125332A NL69072C NL 69072 C NL69072 C NL 69072C NL 125332 A NL125332 A NL 125332A NL 125332 A NL125332 A NL 125332A NL 69072 C NL69072 C NL 69072C
- Authority
- NL
- Netherlands
- Prior art keywords
- radiating
- electromagnetic waves
- parabolic reflector
- receiving electromagnetic
- targeted
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
- H01Q19/13—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
- H01Q19/134—Rear-feeds; Splash plate feeds
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US262124XA | 1944-01-15 | 1944-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL69072C true NL69072C (en) | 1951-12-15 |
Family
ID=21830509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL125332A NL69072C (en) | 1944-01-15 | 1946-05-14 | DEVICE FOR USE IN RADIATING OR RECEIVING ELECTROMAGNETIC WAVES TARGETED BY A PARABOLIC REFLECTOR |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT180304B (en) |
| CH (1) | CH262124A (en) |
| ES (1) | ES174350A1 (en) |
| FR (2) | FR938595A (en) |
| GB (2) | GB588159A (en) |
| NL (1) | NL69072C (en) |
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1945
- 1945-01-15 GB GB1236/45A patent/GB588159A/en not_active Expired
- 1945-07-20 GB GB18704/45A patent/GB595893A/en not_active Expired
-
1946
- 1946-05-09 CH CH262124D patent/CH262124A/en unknown
- 1946-05-14 NL NL125332A patent/NL69072C/en active
- 1946-07-06 ES ES174350A patent/ES174350A1/en not_active Expired
- 1946-08-30 FR FR938595D patent/FR938595A/en not_active Expired
-
1951
- 1951-06-06 FR FR55257D patent/FR55257E/fr not_active Expired
-
1953
- 1953-06-25 AT AT180304D patent/AT180304B/en active
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| US9911020B1 (en) | 2016-12-08 | 2018-03-06 | At&T Intellectual Property I, L.P. | Method and apparatus for tracking via a radio frequency identification device |
| US10264586B2 (en) | 2016-12-09 | 2019-04-16 | At&T Mobility Ii Llc | Cloud-based packet controller and methods for use therewith |
| US10340983B2 (en) | 2016-12-09 | 2019-07-02 | At&T Intellectual Property I, L.P. | Method and apparatus for surveying remote sites via guided wave communications |
| US9838896B1 (en) | 2016-12-09 | 2017-12-05 | At&T Intellectual Property I, L.P. | Method and apparatus for assessing network coverage |
| US9973940B1 (en) | 2017-02-27 | 2018-05-15 | At&T Intellectual Property I, L.P. | Apparatus and methods for dynamic impedance matching of a guided wave launcher |
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Also Published As
| Publication number | Publication date |
|---|---|
| ES174350A1 (en) | 1946-09-01 |
| GB588159A (en) | 1947-05-15 |
| AT180304B (en) | 1954-11-25 |
| CH262124A (en) | 1949-06-15 |
| FR55257E (en) | 1952-01-09 |
| FR938595A (en) | 1948-10-19 |
| GB595893A (en) | 1947-12-19 |
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