Communications system
DCFirst Claim
1. A communications station comprising:
- a base unit comprising;
a communications interface for communicating with plural wireless communications networks;
wherein the plural wireless communications networks comprise at least two communications networks selected from the group consisting of cellular telephone networks cordless telephones, wide area data networks wireless local area networks, personal communications systems, personal communications networks, paging/messaging networks and satellite mobile systems;
a received communications combiner for combining received analog communications signals received from said plural wireless communications networks into a single radio frequency analog output;
a transmit communications splitter for splitting previously combined transmit analog communications signals to be transmitted to said plural wireless communications networks into plural radio frequency analog outputs;
at least one fiberoptic transmitter receiving said single radio frequency analog output and providing a corresponding optical output; and
at Least one fiberoptic receiver receiving an optical input and providing an RF analog output containing previously combined transmit analog communications signals;
a plurality of remote units, each comprising;
plural antennas for communicating with communicators along plural wireless communications networks;
a received communications splitter for splitting previously combined received analog communications signals from said base unit and supplying them to said plural antennas;
a transmit communications combiner for combining transmit analog communications signals from said plural antennas into a combined radio frequency analog output;
a fiberoptic transmitter receiving said combined radio frequency analog output and providing a corresponding optical output; and
a fiberoptic receiver receiving an optical input and providing an RF analog output to said received communications splitter containing previously received transmit analog communications signals;
a first optical fiber connecting each fiberoptic transmitter of said base unit with a corresponding fiberoptic receiver in a corresponding remote unit; and
a second optical fiber connecting each fiberoptic transmitter of a remote unit with a corresponding fiberoptic receiver in said base unit; and
wherein a low frequency control signal is multiplexed by said communications interface onto said optical fiber for providing loop back alarm status of each remote unit and for providing control signals thereto, which control amplifier gain and balance thereof.
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Accused Products
Abstract
This invention discloses a wireless communications station including a base unit including a communications interface for communicating with plural wireless communications networks, a received communications combiner for combining received communications signals received from the plural wireless communications networks into a single radio frequency output, a transmit communications splitter for splitting previously combined transmit communications signals to be transmitted to the plural wireless communications networks into plural radio frequency outputs, at least one fiberoptic transmitter receiving the single radio frequency output and providing a corresponding optical output, and at least one fiberoptic receiver receiving an optical input and providing an RF output containing previously combined transmit communications signals, a plurality of remote units, each including plural antennas for communicating with communicators along plural wireless communications networks, a received communications splitter for splitting previously combined received communications signals from the base unit and supplying them to the plural antennas, a transmit communications combiner for combining transmit communications signals from the plural antennas into a combined radio frequency output, a fiberoptic transmitter receiving the combined radio frequency output and providing a corresponding optical output, and a fiberoptic receiver receiving an optical input and providing an RF output to the received communications splitter containing previously received transmit communications signals, a first optical fiber connecting each fiberoptic transmitter of the base unit with a corresponding fiberoptic receiver in a corresponding remote unit, and a second optical fiber connecting each fiberoptic transmitter of a remote unit with a corresponding fiberoptic receiver in the base unit.
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Citations
8 Claims
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1. A communications station comprising:
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a base unit comprising; a communications interface for communicating with plural wireless communications networks; wherein the plural wireless communications networks comprise at least two communications networks selected from the group consisting of cellular telephone networks cordless telephones, wide area data networks wireless local area networks, personal communications systems, personal communications networks, paging/messaging networks and satellite mobile systems; a received communications combiner for combining received analog communications signals received from said plural wireless communications networks into a single radio frequency analog output; a transmit communications splitter for splitting previously combined transmit analog communications signals to be transmitted to said plural wireless communications networks into plural radio frequency analog outputs; at least one fiberoptic transmitter receiving said single radio frequency analog output and providing a corresponding optical output; and at Least one fiberoptic receiver receiving an optical input and providing an RF analog output containing previously combined transmit analog communications signals; a plurality of remote units, each comprising; plural antennas for communicating with communicators along plural wireless communications networks; a received communications splitter for splitting previously combined received analog communications signals from said base unit and supplying them to said plural antennas; a transmit communications combiner for combining transmit analog communications signals from said plural antennas into a combined radio frequency analog output; a fiberoptic transmitter receiving said combined radio frequency analog output and providing a corresponding optical output; and a fiberoptic receiver receiving an optical input and providing an RF analog output to said received communications splitter containing previously received transmit analog communications signals; a first optical fiber connecting each fiberoptic transmitter of said base unit with a corresponding fiberoptic receiver in a corresponding remote unit; and a second optical fiber connecting each fiberoptic transmitter of a remote unit with a corresponding fiberoptic receiver in said base unit; and wherein a low frequency control signal is multiplexed by said communications interface onto said optical fiber for providing loop back alarm status of each remote unit and for providing control signals thereto, which control amplifier gain and balance thereof. - View Dependent Claims (2)
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3. A communications station comprising:
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a base unit comprising; a communications interface for communicating with plural wireless communications networks; wherein the plural wireless communications networks comprise at least two communications networks selected from the group consisting of cellular telephone networks, cordless telephones, wide area data networks, wireless local area networks, personal communications systems, personal communications networks, paging/messaging networks and satellite mobile systems; a received communications combiner for combining received analog communications signals received from said plural wireless communications networks into a single radio frequency analog output; a transmit communications splitter for splitting previously combined transmit analog communications signals to be transmitted to said plural wireless communications networks into plural radio frequency analog outputs; at least one fiberoptic transmitter receiving said single radio frequency analog output and providing a corresponding optical output; and at least one fiberoptic receiver receiving an optical input and providing an RF analog output containing previously combined transmit analog communications signals; a plurality of remote units each comprising; plural antennas for communicating with communicators along plural wireless communications networks; a received communications splitter for splitting previously combined received analog communications signals from said base unit and supplying them to said plural antennas; a transmit communications combiner for combining transmit analog communications signals from said plural antennas into a combined radio frequency analog output; a fiberoptic transmitter receiving said combined radio frequency analog output and providing a corresponding optical output; and a fiberoptic receiver receiving an optical input and providing an RF analog output to said received communications splitter containing previously received transmit analog communications signals; a first optical fiber connecting each fiberoptic transmitter of said base unit with a corresponding fiberoptic receiver in a corresponding remote unit; and a second optical fiber connecting each fiberoptic transmitter of a remote unit with a corresponding fiberoptic receiver in said base unit; and wherein a low frequency data signal is multiplexed by said communications interface to a microprocessor for providing loop back alarm status of each remote unit and for providing control signals thereto, which control amplifier gain and balance thereof. - View Dependent Claims (4)
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5. A communications station comprising:
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a base unit comprising; a communications interface for communicating with plural wireless communications networks; wherein the plural wireless communications networks comprise at least two communications networks selected from the group consisting of cellular telephone networks, cordless telephones wide area data networks wireless local area networks personal communications systems, personal communications networks, paging/messaging networks and satellite mobile systems; a received communications combiner for combining received analog communications signals received from said plural wireless communications networks into a single radio frequency analog output; a transmit communications splitter for splitting previously combined transmit analog communications signals to be transmitted to said plural wireless communications networks into plural radio frequency analog outputs; at, least one fiberoptic transmitter receiving said single radio frequency analog output and providing a corresponding optical output; and at least one fiberoptic receiver receiving an optical input and providing an RF analog output containing previously combined transmit analog communications signals; a plurality of remote units each comprising; plural antennas for communicating with communicators along plural wireless communications networks; a received communications splitter for splitting previously combined received analog communications signals from said base unit and supplying them to said plural antennas; a transmit communications combiner for combining transmit analog communications signals from said plural antennas into a combined radio frequency analog output; a fiberoptic transmitter receiving said combined radio frequency analog output and providing a corresponding optical output; and a fiberoptic receiver receiving an optical input and providing an RF analog output to said received communications splitter containing previously received transmit analog communications signals; a first optical fiber connecting each fiberoptic transmitter of said base unit with a corresponding fiberoptic receiver in a corresponding remote unit; and a second optical fiber connecting each fiberoptic transmitter of a remote unit with a corresponding fiberoptic receiver in said base unit; and wherein said base unit also comprises tuning circuitry which permits dynamic tuning and transmission/reception balance of cell size of each of the remote units. - View Dependent Claims (6)
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7. A communications station comprising:
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a base unit comprising; a communications interface for communicating with plural wireless communications networks; wherein the plural wireless communications networks comprise at least two communications networks selected from the group consisting of cellular telephone networks, cordless telephones, wide area data networks, wireless local area networks, personal communications systems, personal communications networks, paging/messaging networks and satellite mobile systems; a received communications combiner for combining received analog communications signals received from said plural wireless communications networks into a single radio frequency analog output; a transmit communications splitter for splitting previously combined transmit analog communications signals to be transmitted to said plural wireless communications networks into plural radio frequency analog outputs; at least one fiberoptic transmitter receiving said single radio frequency analog output and providing a corresponding optical output; and at least one fiberoptic receiver receiving an optical input and providing an RF analog output containing previously combined transmit analog communications signals; a plurality of remote units, each comprising; plural antennas for communicating with communicators along plural wireless communications networks; a received communications splitter for splitting previously combined received analog communications signals from said base unit and supplying them to said plural antennas; a transmit communications combiner for combining transmit analog communications signals from said plural antennas into a combined radio frequency analog output; a fiberoptic transmitter receiving said combined radio frequency analog output and providing a corresponding optical output; and a fiberoptic receiver receiving an optical input and providing an RF analog output to said received communications splitter containing previously received transmit analog communications signals; a first optical fiber connecting each fiberoptic transmitter of said base unit with a corresponding fiberoptic receiver in a corresponding remote unit; a second optical fiber connecting each fiberoptic transmitter of a remote unit with a corresponding fiberoptic receiver in said base unit; and a soft limiter for substantially preventing distortion due to an inadvertent increase in communication power. - View Dependent Claims (8)
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Specification