Low power, short range point-to-multipoint communications systems
First Claim
Patent Images
1. A short range, wireless, point-to-multipoint transmission system for transmitting over a given frequency band comprising:
- a plurality of contiguous sub-frequency band broadcast transmitters simultaneously providing transmission of signals over said given frequency band with each of said broadcast transmitters simultaneously transmitting signals at a different contiguous sub-frequency band;
a plurality of sub-frequency band antennas at one location radiating over a common coverage area and each of said sub-frequency band antennas coupled to only one of said sub-frequency band transmitters for separately and simultaneously broadcasting said signals at said different contiguous sub-frequency band to thereby simultaneously broadcast signals over said common coverage area over said given frequency band; and
a plurality of receiver stations each station including an antenna and a receiver for simultaneously receiving said signals over all of said given frequency band.
0 Assignments
0 Petitions
Accused Products
Abstract
A point-to-multipoint or two-way communications system is provided by a nodal transmitter located in a node with a plurality of nodal antennas radiating different polarization signals about the node. The system includes subscriber stations with directional antennas adapted to receive signals radiated from the nodal transmitter. The system may additionally include capability for transmitting and radiating subscriber signals to the nodal transmitter location for two-way communications.
-
Citations
15 Claims
-
1. A short range, wireless, point-to-multipoint transmission system for transmitting over a given frequency band comprising:
-
a plurality of contiguous sub-frequency band broadcast transmitters simultaneously providing transmission of signals over said given frequency band with each of said broadcast transmitters simultaneously transmitting signals at a different contiguous sub-frequency band; a plurality of sub-frequency band antennas at one location radiating over a common coverage area and each of said sub-frequency band antennas coupled to only one of said sub-frequency band transmitters for separately and simultaneously broadcasting said signals at said different contiguous sub-frequency band to thereby simultaneously broadcast signals over said common coverage area over said given frequency band; and a plurality of receiver stations each station including an antenna and a receiver for simultaneously receiving said signals over all of said given frequency band. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
-
Specification