Systems and methods with different utilization of satellite frequency bands by a space-based network and an ancillary terrestrial network

A method of operating a radioterminal communications system including a space-based network comprising a space-based component and an ancillary terrestrial network comprising at least one ancillary terrestrial component, the method comprising:

• communicating between the ancillary terrestrial network and/or at least one ancillary terrestrial component and at least some of a plurality of radioterminals using frequencies from a first and/or second satellite frequency band in a Time Division Duplex (TDD) mode;
• and
• communicating between the space-based network and/or space-based component and at least some of the plurality of radioterminals using frequencies from the first and/or second satellite frequency band in a Frequency Division Duplex (FDD) mode and/or TDD mode.

A radioterminal communications system comprising:

• an ancillary terrestrial network comprising at least one ancillary terrestrial component configured to receive from at least some of a plurality of radioterminals using frequencies from a first satellite frequency band and to transmit to at least some of the plurality of radioterminals using frequencies from a second satellite frequency band;
• and
• a space-based network comprising a space-based component configured to communicate with the plurality of radioterminals using at least some of the frequencies from the first satellite frequency band and/or at least some of the frequencies from the second satellite frequency band.

A radioterminal communications system comprising:

• an ancillary terrestrial network comprising at least one ancillary terrestrial component configured to communicate with at least some of a plurality of radioterminals using frequencies from a first and/or second satellite frequency band in a Time Division Duplex (TDD) mode;
• and
• a space-based network comprising a space-based component configured to communicate with at least some of the plurality of radioterminals using frequencies from the first and/or second satellite frequency band in a Frequency Division Duplex (FDD) and/or TDD mode.

An ancillary terrestrial component configured to receive from at least some of a plurality of radioterminals using frequencies from a first satellite frequency band and to transmit to at least some of the plurality of radioterminals using frequencies from a second satellite frequency band, wherein the ancillary terrestrial component is configured for use in conjunction with a space-based component that communicates with the plurality of radioterminals using at least some of the frequencies from the first satellite frequency band and/or at least some of the frequencies from the second satellite frequency band.

A spaced based component configured for use in conjunction with an ancillary terrestrial component that receives from at least some of a plurality of radioterminals using frequencies from a first satellite frequency band and transmits to at least some of the plurality of radioterminals using frequencies from a second satellite frequency band, the space-based component configured to communicate with the plurality of radioterminals using at least some of the frequencies from the first satellite frequency band and/or at least some of the frequencies from the second satellite frequency band.

An ancillary terrestrial network and/or an ancillary terrestrial component configured to communicate with at least some of a plurality of radioterminals using frequencies from a first and/or second satellite frequency band in a Time Division Duplex (TDD) mode in conjunction with a space-based network and/or a space-based component configured to communicate with at least some of the plurality of radioterminals using frequencies from the first and/or second satellite frequency band(s) in a Frequency Division Duplex (FDD) and/or TDD mode.

A radioterminal configured to communicate with an ancillary terrestrial network and/or an ancillary terrestrial component using frequencies from a first and/or second satellite frequency band in a Time Division Duplex (TDD) mode and to communicate with a space-based network and/or a space-based component using frequencies from the first and/or second satellite frequency band(s) in a Frequency Division Duplex (FDD) and/or TDD mode.