METHOD AND APPARATUS FOR CONTROLLING A HOME WIRELESS SYSTEM
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Abstract
A method and a system of controlling a home wireless system wherein the home wireless system comprises a plurality of peripheral wireless nodes (14; 16; 19; 21; 23) and a first gateway (12) having wireless communication means for communicating with. The method includes installing at least one second gateway (12′; 32) in said home wireless system, broadcasting an identification message from a peripheral wireless node (14; 16; 19; 21; 23) searching for a controlling gateway in a link establishment process, and receiving in each of said first gateway (12) and said at least one second gateway (12′) said identification message. Further steps are determining a delay in each of said gateways, sending after said delay from the gateway a request message, and completing the link establishment process by responding in said peripheral wireless node (14; 16; 19; 21; 23) to the request message received from the gateway responding after the shortest delay, said peripheral wireless node (14; 16; 19; 21; 23) then being bound to the gateway responding after the shortest delay. Each gateway of the system comprises wireless communication means (40) for communicating with wireless peripheral nodes and a central unit (44) arranged to apply the delay
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Citations
34 Claims
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1-15. -15. (canceled)
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16. A method of controlling a home wireless system wherein the home wireless system comprises a plurality of peripheral wireless and a first gateway having wireless communication means for communicating with and for controlling peripheral wireless nodes, the method comprising the steps:
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a) installing at least one second gateway in said home wireless system, b) broadcasting an identification message from a peripheral wireless node searching for a controlling gateway in a link establishment process, c) receiving in each of said first gateway and said at least one second gateway said identification message, d) applying a metric and determining on the basis of said metric a delay in each of said first gateway and said at least one second gateway, e) sending after said delay from each of said first gateway and said at least one second gateway a login request message in the link establishment process, f) including in the metric a time delay based on a signal quality factor of a received signal including the identification message, where a higher signal quality factor results in a shorter delay, g) completing the link establishment process by responding in said peripheral wireless node to the request message received from the gateway responding after the shortest delay, said peripheral wireless node then being bound to the gateway responding after the shortest delay, h) each peripheral wireless node repeatedly sending messages to the assigned gateway, i) said assigned gateway sending an acknowledge message as a response to the peripheral wireless node, j) each peripheral wireless node searching for an available gateway among said first and said at least one second gateway when not receiving an acknowledge message from the assigned gateway, and k) assigning said searching peripheral wireless node to communicate with an assigned gateway in accordance with paragraphs b) to g). - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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27. A home wireless system comprising
a plurality of wireless peripheral nodes and a first gateway having wireless communication means for communicating with and controlling wireless peripheral nodes, and at least one second gateway having wireless communication means for communicating with and controlling wireless peripheral nodes, each wireless peripheral node being bound to a gateway, and each of said first gateway and said at least one second gateway further comprising a central unit arranged to apply a delay before replying with a login request message to a received identification message from a wireless peripheral node searching for a controlling gateway in a link establishment process, said delay being based on a determination in said communication means of signal strength and signal quality of received radio signals.
Specification