Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis
US7831251B2 · kind B2 · utility
26Cited by
262References
9Claims
0Family size
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Key dates
| Filing date | Mar 1, 2005 |
| Grant date | Nov 9, 2010 |
| Priority date | — |
| Expiry date | Jun 10, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W16/14
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A cellular communications system comprising a space based system comprising a first set of cells, and a ground based system comprising a second set of cells. The space and ground systems can optionally function substantially autonomously, with each using spectrum from at least one predetermined frequency band.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.