Method and apparatus for searching for UPnP device

Details Method and apparatus for searching for UPnP device Method and apparatus for searching for UPnP device

2007-12-31

2010-10-12

Ismail, Shawki S (Department: 2455)

Electrical computers and digital processing systems: multicomput

Computer network managing

Computer network monitoring

Reexamination Certificate

active

07814199

ABSTRACT:
Provided is a method of searching for a Universal Plug and Play (UPnP) device in a UPnP network. Accordingly, a control point inserts attribute information on a device designated by a user in addition to information on a device type, a service type, or the like into a search message that is multicasted to search for a UPnP message, and a UPnP device which receives the search message determines whether or not the received attribute information corresponds to an attribute of the UPnP device with reference to a device description and a service description, and transmits a response message according to a result of the determining. Therefore, network traffic that occurs in an operation of searching for a UPnP device can be reduced, and a user can easily and rapidly search for a desired UPnP device.

REFERENCES:
patent: 2003/0093769 (2003-05-01), Kumar
patent: 2004/0083303 (2004-04-01), Hwang
patent: 1020070042001 (2007-04-01), None

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