DE60325351D1 - System und verfahren zur verringerung der streckenbandbreite/träger einer satellitenzuführung in zellularen systemen - Google Patents
System und verfahren zur verringerung der streckenbandbreite/träger einer satellitenzuführung in zellularen systemenInfo
- Publication number
- DE60325351D1 DE60325351D1 DE60325351T DE60325351T DE60325351D1 DE 60325351 D1 DE60325351 D1 DE 60325351D1 DE 60325351 T DE60325351 T DE 60325351T DE 60325351 T DE60325351 T DE 60325351T DE 60325351 D1 DE60325351 D1 DE 60325351D1
- Authority
- DE
- Germany
- Prior art keywords
- satellite
- carrier
- reducing
- link carriers
- track width
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18515—Transmission equipment in satellites or space-based relays
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/204—Multiple access
- H04B7/212—Time-division multiple access [TDMA]
- H04B7/2121—Channels assignment to the different stations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/204—Multiple access
- H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Radio Relay Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Near-Field Transmission Systems (AREA)
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US38368802P | 2002-05-28 | 2002-05-28 | |
US10/328,062 US6937857B2 (en) | 2002-05-28 | 2002-12-23 | Systems and methods for reducing satellite feeder link bandwidth/carriers in cellular satellite systems |
PCT/US2003/017614 WO2003101129A1 (en) | 2002-05-28 | 2003-05-28 | System and methods for reducing satellite feeder link bandwith/carriers in cellular systems |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60325351D1 true DE60325351D1 (de) | 2009-01-29 |
Family
ID=29586576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60325351T Expired - Lifetime DE60325351D1 (de) | 2002-05-28 | 2003-05-28 | System und verfahren zur verringerung der streckenbandbreite/träger einer satellitenzuführung in zellularen systemen |
Country Status (8)
Country | Link |
---|---|
US (3) | US6937857B2 (de) |
EP (1) | EP1508249B1 (de) |
AT (1) | ATE418238T1 (de) |
AU (1) | AU2003240531B2 (de) |
CA (1) | CA2484232C (de) |
DE (1) | DE60325351D1 (de) |
MX (1) | MXPA04008493A (de) |
WO (1) | WO2003101129A1 (de) |
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-
2002
- 2002-12-23 US US10/328,062 patent/US6937857B2/en not_active Expired - Lifetime
-
2003
- 2003-05-28 DE DE60325351T patent/DE60325351D1/de not_active Expired - Lifetime
- 2003-05-28 CA CA2484232A patent/CA2484232C/en not_active Expired - Lifetime
- 2003-05-28 AT AT03731543T patent/ATE418238T1/de not_active IP Right Cessation
- 2003-05-28 MX MXPA04008493A patent/MXPA04008493A/es active IP Right Grant
- 2003-05-28 EP EP03731543A patent/EP1508249B1/de not_active Expired - Lifetime
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EP1508249A4 (de) | 2006-10-18 |
US20090264120A1 (en) | 2009-10-22 |
MXPA04008493A (es) | 2004-12-06 |
US6937857B2 (en) | 2005-08-30 |
US20030224785A1 (en) | 2003-12-04 |
CA2484232A1 (en) | 2003-12-04 |
EP1508249A1 (de) | 2005-02-23 |
ATE418238T1 (de) | 2009-01-15 |
AU2003240531B2 (en) | 2007-11-08 |
AU2003240531A1 (en) | 2003-12-12 |
US7796985B2 (en) | 2010-09-14 |
WO2003101129A1 (en) | 2003-12-04 |
US7574206B2 (en) | 2009-08-11 |
US20050221757A1 (en) | 2005-10-06 |
CA2484232C (en) | 2013-04-30 |
EP1508249B1 (de) | 2008-12-17 |
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