Methods and apparatus for wireless network connectivity
First Claim
1. A mobile communications device for communicating, in parallel with a plurality of base stations each operating with different signal timing, the communications device comprising:
- a plurality of timing synchronization loops capable of establishing, in parallel, timing synchronization with said plurality of base stations.
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Accused Products
Abstract
Methods and apparatus which allow a wireless terminal (302) to simultaneously maintain connections with multiple base stations (304, 306) are described. Each wireless terminal (302) is capable of supporting multiple separate timing and/or other control loops one, for each base station connection thereby allowing the connections to operate independently and in parallel. Different control signals and/or data are transmitted on each connection that is established with a base station (302, 306). In this manner base stations (302, 306) receive different data allowing for asynchronous data transmission. The data received by the base stations (302, 306) can be supplied to a wired asynchronous network (308) without the need to combine the received data prior to supplying it to the wired network (308). The communications techniques of the invention can be used to implement soft handoffs without the need to duplicate data transmissions to multiple base stations.
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Citations
31 Claims
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1. A mobile communications device for communicating, in parallel with a plurality of base stations each operating with different signal timing, the communications device comprising:
a plurality of timing synchronization loops capable of establishing, in parallel, timing synchronization with said plurality of base stations. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method of operating a wireless terminal to interact with a plurality of base stations including a first base station and a second base station, comprising:
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performing first timing synchronization operations to synchronize data signal timing with the first base station; and
performing, second timing synchronization operations, to synchronize data signal timing with the second base station, the first and second timing synchronization operations being performed independently and in parallel. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21)
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22. A method of implementing a handoff between base stations of a communications system, the method comprising:
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communicating with a first base station;
establishing a connection with a second base station; and
transmitting, in parallel, different communications signals to said first and second base stations. - View Dependent Claims (23, 24, 25, 26, 27)
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28. A method of implementing a communications system, the method comprising:
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providing a plurality of base stations for interacting with a mobile communications device;
operating at least a first and second base station in said plurality of base stations to receive, in parallel, different data from said mobile communications device to be transmitted over a wired asynchronous communications network; and
operating the first and second base stations to supply said received data to said wired asynchronous network. - View Dependent Claims (29, 30, 31)
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Specification