Apparatus and method for communicating between devices without a piconet coordinator in a piconet
First Claim
1. An apparatus for transmitting and receiving data between wireless devices, comprising:
- a beacon generator module for constructing a virtual piconet by generating a beacon so that a device lacking a piconet coordinator (PNC) function can perform a virtual PNC function; and
a virtual PNC termination module for shutting down the virtual piconet when association of a PNC-capable device with the virtual piconet is present in the virtual piconet.
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Accused Products
Abstract
The present invention relates to an apparatus and method enabling transmission and reception of data between wireless network devices in an ad hoc network-based piconet without a piconet coordinator (PNC). The apparatus for transmitting and receiving data between wireless devices according to the present invention includes a beacon generator module for constructing a virtual piconet by generating a beacon so that a device lacking a PNC function can perform a virtual PNC function; and a virtual PNC termination module for shutting down the virtual piconet when association of a PNC-capable device with the virtual piconet is present in the virtual piconet.
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Citations
18 Claims
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1. An apparatus for transmitting and receiving data between wireless devices, comprising:
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a beacon generator module for constructing a virtual piconet by generating a beacon so that a device lacking a piconet coordinator (PNC) function can perform a virtual PNC function; and
a virtual PNC termination module for shutting down the virtual piconet when association of a PNC-capable device with the virtual piconet is present in the virtual piconet. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A piconet system comprising a plurality of devices, wherein:
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at least one of the plurality of devices comprises a virtual piconet coordinator (PNC); and
the virtual PNC comprises;
a beacon generator module for constructing a virtual piconet by generating a beacon such that a device lacking a PNC function can perform a virtual PNC function; and
a virtual PNC termination module for shutting down the virtual piconet when association of a PNC-capable device with the virtual piconet is present in the virtual piconet. - View Dependent Claims (8, 9, 10)
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11. A method of transmitting and receiving data between wireless devices, comprising:
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(a) determining whether an application resident in an upper layer of a media access control (MAC) layer is based on a peer-to-peer scheme;
(b) initiating a virtual piconet depending on the determination results;
(c) receiving an association request from one of the wireless devices by a virtual piconet coordinator (PNC) in the virtual piconet; and
(d) performing an application transaction with said one of the wireless devices that has issued the association request. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18)
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Specification