The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 11, 2009

Filed:

Dec. 27, 2005
Applicants:

Yong-sung Roh, Icheon-si, KR;

Young-gon Choi, Suwon-si, KR;

Jung-ho Kim, Suwon-si, KR;

Jae-hoon Kim, Seoul, KR;

Kyung-lim Kang, Suwon-si, KR;

Shubhranshu Singh, Yongin-si, KR;

Chang-seok OH, Cheongju-si, KR;

Sung-hee Lee, Suwon-si, KR;

Inventors:

Yong-sung Roh, Icheon-si, KR;

Young-gon Choi, Suwon-si, KR;

Jung-ho Kim, Suwon-si, KR;

Jae-hoon Kim, Seoul, KR;

Kyung-lim Kang, Suwon-si, KR;

Shubhranshu Singh, Yongin-si, KR;

Chang-seok Oh, Cheongju-si, KR;

Sung-hee Lee, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A wireless ad-hoc network for transmitting packets to target regions, and a packet transmission method thereof, are provided. The ad-hoc network includes at least one relay node for receiving a packet containing location information of at least two target regions each including at least one node, separating the received packet by the location information, forming a new packet for each instance of the location information separated from the received packet, and forwarding the new packets to corresponding target regions; and a source node for generating the packet containing the location information and transmitting the packet to the relay node. The present invention can reduce the packet transmission overhead, the packet transmission delay, and the power required for the packet transmission. Therefore, the packets can be delivered to the target regions in an efficient manner.


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