DE2366445C2 - - Google Patents
Info
- Publication number
- DE2366445C2 DE2366445C2 DE19732366445 DE2366445A DE2366445C2 DE 2366445 C2 DE2366445 C2 DE 2366445C2 DE 19732366445 DE19732366445 DE 19732366445 DE 2366445 A DE2366445 A DE 2366445A DE 2366445 C2 DE2366445 C2 DE 2366445C2
- Authority
- DE
- Germany
- Prior art keywords
- waves
- output
- polarization
- power
- connection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000010287 polarization Effects 0.000 claims description 85
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 102000016917 Complement C1 Human genes 0.000 claims 5
- 108010028774 Complement C1 Proteins 0.000 claims 5
- 230000005540 biological transmission Effects 0.000 description 41
- 230000010363 phase shift Effects 0.000 description 12
- 230000008859 change Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 239000005433 ionosphere Substances 0.000 description 3
- 230000007480 spreading Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010397 one-hybrid screening Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/04—Multimode antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- H01Q21/245—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction provided with means for varying the polarisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/10—Polarisation diversity; Directional diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radio Relay Systems (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4405072A GB1411991A (en) | 1972-09-22 | 1972-09-22 | Adjustable polarization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2366445C2 true DE2366445C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-09-28 |
Family
ID=10431519
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732366445 Expired DE2366445C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-09-22 | 1973-09-21 | |
| DE19732347719 Withdrawn DE2347719A1 (de) | 1972-09-22 | 1973-09-21 | Einrichtung zur mehrfachausnutzung des spektrums durch unterschiedliche polarisationen |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732347719 Withdrawn DE2347719A1 (de) | 1972-09-22 | 1973-09-21 | Einrichtung zur mehrfachausnutzung des spektrums durch unterschiedliche polarisationen |
Country Status (5)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU8468801A (en) | 2000-08-02 | 2002-02-13 | Mobiles Satellite Ventures Lp | Coordinated satellite-terrestrial frequency reuse |
| US6859652B2 (en) | 2000-08-02 | 2005-02-22 | Mobile Satellite Ventures, Lp | Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis |
| US7792488B2 (en) | 2000-12-04 | 2010-09-07 | Atc Technologies, Llc | Systems and methods for transmitting electromagnetic energy over a wireless channel having sufficiently weak measured signal strength |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3357013A (en) * | 1954-02-26 | 1967-12-05 | Gerald E Hart | System for arbitrary antenna polarization control |
| US3369234A (en) * | 1962-10-03 | 1968-02-13 | Navy Usa | Polarization control apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4833754A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-09-02 | 1973-05-12 |
-
1972
- 1972-09-22 GB GB4405072A patent/GB1411991A/en not_active Expired
-
1973
- 1973-09-11 CA CA180,744A patent/CA1002618A/en not_active Expired
- 1973-09-19 FR FR7333656A patent/FR2200644B1/fr not_active Expired
- 1973-09-21 JP JP10743073A patent/JPS5537136B2/ja not_active Expired
- 1973-09-21 DE DE19732366445 patent/DE2366445C2/de not_active Expired
- 1973-09-21 DE DE19732347719 patent/DE2347719A1/de not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3357013A (en) * | 1954-02-26 | 1967-12-05 | Gerald E Hart | System for arbitrary antenna polarization control |
| US3369234A (en) * | 1962-10-03 | 1968-02-13 | Navy Usa | Polarization control apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4971810A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-07-11 |
| FR2200644A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-04-19 |
| DE2347719A1 (de) | 1974-04-04 |
| AU6035673A (en) | 1975-03-20 |
| GB1411991A (en) | 1975-10-29 |
| FR2200644B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-06-01 |
| CA1002618A (en) | 1976-12-28 |
| JPS5537136B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-09-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AC | Divided out of |
Ref country code: DE Ref document number: 2347719 Format of ref document f/p: P |
|
| Q172 | Divided out of (supplement): |
Ref country code: DE Ref document number: 2347719 |
|
| 8110 | Request for examination paragraph 44 | ||
| AC | Divided out of |
Ref country code: DE Ref document number: 2347719 Format of ref document f/p: P |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |