NL7001494A - - Google Patents
Info
- Publication number
- NL7001494A NL7001494A NL7001494A NL7001494A NL7001494A NL 7001494 A NL7001494 A NL 7001494A NL 7001494 A NL7001494 A NL 7001494A NL 7001494 A NL7001494 A NL 7001494A NL 7001494 A NL7001494 A NL 7001494A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
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- 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
- G01S13/42—Simultaneous measurement of distance and other co-ordinates
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR6904137A FR2061503B1 (xx) | 1969-02-19 | 1969-02-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7001494A true NL7001494A (xx) | 1970-08-21 |
Family
ID=9029310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7001494A NL7001494A (xx) | 1969-02-19 | 1970-02-03 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2007228B2 (xx) |
FR (1) | FR2061503B1 (xx) |
GB (1) | GB1302923A (xx) |
NL (1) | NL7001494A (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2103599A1 (xx) * | 1970-08-28 | 1972-04-14 | Hazeltine Corp |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1515486A (en) * | 1977-03-08 | 1978-06-28 | Standard Telephones Cables Ltd | Multiple beam receiving array signal processor |
SE452666B (sv) * | 1982-02-15 | 1987-12-07 | Saab Scania Ab | Forfarande och anordning for radarmalspaning |
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1969
- 1969-02-19 FR FR6904137A patent/FR2061503B1/fr not_active Expired
-
1970
- 1970-02-03 NL NL7001494A patent/NL7001494A/xx unknown
- 1970-02-09 GB GB616570A patent/GB1302923A/en not_active Expired
- 1970-02-17 DE DE19702007228 patent/DE2007228B2/de active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2103599A1 (xx) * | 1970-08-28 | 1972-04-14 | Hazeltine Corp |
Also Published As
Publication number | Publication date |
---|---|
DE2007228A1 (de) | 1970-09-10 |
DE2007228B2 (de) | 1972-04-13 |
FR2061503A1 (xx) | 1971-06-25 |
FR2061503B1 (xx) | 1974-05-24 |
GB1302923A (xx) | 1973-01-10 |