Orbital base station filtering of interference from terrestrial-terrestrial communications of devices that use protocols in common with orbital-terrestrial communications
AssigneeLynk Global, Inc.
InventorsTyghe Robert Speidel, Kevin Jackson, Zheng Liu, Andrew J. Gerber
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Abstract
An orbiting multiple access transceiver communicates with terrestrial mobile stations which are also capable of communicating with terrestrial base stations. The multiple access transceiver is configured to sample a signal when a terrestrial mobile station of interest is not transmitting to produce a sample signal. The sample signal may be processed to produce an out-of-phase signal that may be applied to a signal when the terrestrial mobile station of interest is transmitting to produce a clearer signal from the terrestrial mobile station of interest.
Claims12
A multiple access transceiver adapted for operation in Earth orbit and configured for communication with terrestrial mobile devices, the terrestrial mobile devices also capable of communicating with terrestrial base stations, the multiple access transceiver comprising:
- a transceiver capable of receiving an incoming signal in orbit from some of the terrestrial mobile devices comprising a first plurality of the terrestrial mobile devices that are communicating with terrestrial base stations and a particular mobile device that is distinct from the first plurality of the terrestrial mobile devices;
- a filtering module that reduces a first portion of the incoming signal due to the first plurality of the terrestrial mobile devices communicating with terrestrial base stations to produce a filtered signal comprising a first signal contributed from the particular mobile device communicating with the multiple access transceiver in orbit;
- and
- a signal demodulator that demodulates the filtered signal to produce a demodulated signal corresponding to the first signal from the particular mobile device.
Dependencies are inferred from the claim text.