Mobile broadband wireless access point network with wireless backhaul
First Claim
1. A mobile broadband wireless communication network comprising:
- a plurality of mobile broadband wireless nodes deployed in micro or pico cells for providing wireless access service over a channel band to a plurality of mobile terminals;
a plurality of said nodes being wirelessly coupled in a cluster;
one of said nodes in each said cluster being a feeder node coupled to a core network;
said nodes in each said cluster being linked in a tree or multi-hop topology to said feeder node;
each of said nodes including means for performing wireless backhaul to said feeder node on said channel band.
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Accused Products
Abstract
A WiMAX network and communication method, the network including a plurality of WiMAX nodes deployed in micro or pico cells for providing access service to a plurality of mobile subscribers, a plurality of these nodes being arranged in a cluster, one of the nodes in each cluster being a feeder node coupled to a core network, the nodes in each cluster being coupled for multi-hop transmission to the feeder node. According to a preferred embodiment, each node includes a transceiver with associated modem, an antenna arrangement coupled to the modem and arranged for multiple concurrent transmissions, and a MAC controller for controlling the transceiver, modem and antenna arrangement for providing both access and backhaul communication.
399 Citations
81 Claims
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1. A mobile broadband wireless communication network comprising:
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a plurality of mobile broadband wireless nodes deployed in micro or pico cells for providing wireless access service over a channel band to a plurality of mobile terminals; a plurality of said nodes being wirelessly coupled in a cluster; one of said nodes in each said cluster being a feeder node coupled to a core network; said nodes in each said cluster being linked in a tree or multi-hop topology to said feeder node; each of said nodes including means for performing wireless backhaul to said feeder node on said channel band. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38)
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39. A mobile broadband wireless communication network comprising:
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a plurality of mobile broadband wireless nodes deployed in micro or pico cells for providing wireless access service to a plurality of mobile terminals over a channel band; a plurality of said nodes being grouped in a cluster; one of said nodes in each said cluster being a feeder node coupled to a core network; each of said nodes including means for performing wireless backhaul to said feeder node on said channel band; said nodes in each said cluster being linked in a tree topology to said feeder node; each said node comprising; a housing; a plurality of omni-directional antennas mounted on said housing for access and backhaul transmissions; a plurality of transceivers mounted in said housing, each said transceiver having an associated modem and being coupled to one of said antennas; and a chip including; a Media Access Control (MAC) processor which directs and coordinates operation of all other elements in the node; a packet processor coupled to an inlet of said MAC processor for providing packets with air interface attributes to said modem; a routing table in said MAC processor for routing packets passing therethrough; a burst modulator coupled to said MAC processor for producing symbol bursts from a plurality of packets having at least some common air interface attributes, a burst being produced for each sector over which said node is transmitting; a symbol builder coupled to said burst modulator for receiving said symbol bursts and building an OFDM (Orthogonal Frequency Division Multiplexing) symbol according to a number of streams, sectors and antenna technique for transmitting each burst, and mapping each burst'"'"'s symbols to frequency and time slots into an Orthogonal Frequency Division Multiple Access (OFDMA) time/frequency map; a MIMO (Multiple In/Multiple Out) processing and beam forming module coupled to said symbol builder for receiving said mapped OFDMA symbols and processing signals related to multiple input-multiple output communication; and a transmitter front-end module coupled to said MIMO processing and beam forming module for transmitting said OFDMA signals via a transceiver and associated antenna arrangement. - View Dependent Claims (40, 41)
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42. A method of mobile broadband wireless communication comprising:
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deploying a plurality of mobile broadband wireless nodes in micro or pico cells for providing wireless access service to a plurality of mobile terminals; grouping a plurality of said nodes in a cluster; coupling one of said nodes in each said cluster to a core network to serve as a feeder node; linking said nodes in each said cluster in a tree topology to said feeder node; and performing wireless backhaul between each of said nodes and said feeder node on said channel band. - View Dependent Claims (43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79)
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80. A mobile broadband wireless access point unit comprising:
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one RF (Radio Frequency) transceiver for transmitting and receiving both mobile broadband wireless access and mobile broadband wireless backhaul communications; a modem coupled to said transceiver; a plurality of antennas coupled to said modem; and one controller for controlling said RF transceiver, said modem and said antennas for both said wireless access and wireless backhaul communications. - View Dependent Claims (81)
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Specification