Publication No. WO/2009/109068 Published on Sept. 11, Assigned to ARCSOFT TECHNOLOGY for Network Internet Protocol Address Transmission Method (Chinese Inventors)

GENEVA, Sept. 16 -- Zhishan Zhuang, Min Xu and Dongren Chen, all from China, have developed a method of transmitting network internet protocol address in public switched telephone network channel.

The patent has been assigned to ARCSOFT TECHNOLOGY CO. LTD., Shanghai, China.

According to an abstract posted by the World Intellectual Property Organization, in the invention a "method is provided for a first device to exchange network addresses with a second device over a public switched telephone network. The method includes the first device calling the second device, the second device answering the call from the first device, the second device transmitting a handshake request in dual-tone multi-frequency codes to the first device, the first device transmitting a first handshake acknowledgement in dual-tone multi-frequency codes to the second device, the second device transmitting a first network address in dual-tone multi-frequency codes to the first device, the first device transmitting a second network address in dual-tone multi-frequency codes to the second device, and the second device transmitting a second handshake acknowledgement in dual-tone multi-frequency codes to the first device."

The invention carries International Patent Publication No. WO/2009/109068 on Sept. 11.

The original patent was filed in China under application No. PCT/CN2008/000456 on March 7, 2008. It is available at: http://www.wipo.int/pctdb/en/ia.jsp?ia=CN2008/000456. For more information about US Fed News contract awards please contact: Sarabjit Jagirdar, US Fed News, Email:- htsyndication@hindustantimes.com.