US Patent Office Supports TZero Technologies and Rejects Pulse-LINK Patent

SANTA CLARA, Calif.--(BUSINESS WIRE)--TZero Technologies, the leader in Ultra Wideband (UWB) and wireless video solutions, today announced that the United States Patent Office issued an office action rejecting all claims of U.S. patent number 6,970,448 asserted in a lawsuit brought by Pulse-LINK against Tzero in June 2007. This action by the US Patent Office, and a stay issued by the district court, bring the lawsuit to an end for the foreseeable future. This follows closely behind the successful resolution of two other cases filed by Pulse-LINK against TZero Technologies in late 2007 involving US patents numbered 7,099,368 and 6,895,034.

“With all three Pulse-LINK lawsuits behind us, TZero’s full attention is now focused on continuing to increase market traction of products based on our award-winning Ultra Wideband technology.”

We are gratified that the court and patent office continue to rule in TZeros favor, said Dr. Rajeev Krishnamoorthy, TZero's president and chief executive officer. With all three Pulse-LINK lawsuits behind us, TZeros full attention is now focused on continuing to increase market traction of products based on our award-winning Ultra Wideband technology.

TZero Technologies Wireless HDMI solutions deliver 1080p high definition content from Blu-Ray DVD players, Set Top Boxes, Digital Video Recorders, and Gaming Systems to HD televisions. The solution supports wired-quality video at ranges longer than typical HDMI cables, and its built-in interference cancellation technology ensures immunity from noise created by nearby wireless devices such as cordless phones, Wi-Fi networks, and cellular phones. TZeros solution is WiMedia Alliance compliant, HDMI forum compliant, and DCP certified for Hollywood Approved wireless content transmission. Products based on TZero Technologies solutions have passed FCC, ETSI, and TELEC regulatory certification, and can now be shipped in all major worldwide geographies including the United States, Europe, and Japan.

About TZero Technologies

TZero Technologies is the leading provider of ultra wideband chipsets, reference designs, and software for high definition wireless video applications. The company's wireless high-definition video solutions are designed into display and A/V component products from top tier OEMs around the world. Founded in 2003, TZero is headquartered in Santa Clara, California. For more information, visit TZero online at


TZero Technologies
Joe Volat, 408-790-9800

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