Signal processing circuit for communicating with a modular mobile satellite terminal and method therefor
US6667715B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 18, 1999 |
| Grant date | Dec 23, 2003 |
| Priority date | — |
| Expiry date | Aug 18, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B7/18571
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A signal processing circuit for satellite communications signal includes a first one dimensional digital beam forming circuit for forming a beam signal in a first direction and a second one dimensional digital beam forming circuit for forming a beam in a second direction. A direction filtering circuit is coupled between the first one dimensional digital beam forming circuit and the second one dimensional digital beam forming circuit. The filtering circuit determining a communications signal direction of the satellite communications signal and tunes the filter to reduce a filter bandwidth and a frequency range of said beam signal prior to processing through the second one dimensional digital beam forming circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.