Digital Wireles Voice Network

Telenexus, Inc.

Richardson, Texas

The TNEX-2000 Digital Wireless Voice Network combines the functions of wired headsets, two-way radios, walkie talkies, pagers, cordless phones, and cellular phones into one unique communications package

• Completed working prototype to be used at Kennedy Space Center on time and within budget
• Based on technologies developed for the NASA project, Telenexus established

itself in wired/wireless telephony and RFID system development
• Telenexus is an important technology partner with Texas Instruments TIRIS RFID Group and Sirit Corporation
• Developed and manufactured transceivers for toll collection systems, Mobil Speedpass, and Tag-it low cost tags

• Telenexus has established a sister company, Voice Logic, Inc., to focus on the rapidly growing Small Office, Home Office (SOHO) telephony market
• Telephone/Voice mail system under the Voice Logic name. Trademarks include DVO, Amigo, Voice Express, Clarity, and Encore
• A patent application in telephony has been filed
• A wireless PBX system with a joint venture partner is under development
• Very active in the RFID business sector. Provided all TIRIS toll collection transceiver worldwide. Developed transceivers for Mobil Speedpass and Tag-it. Parking lot and Airport parking hands-free collection system under development
• Cumulative sales revenues to date is approximately $6M
• Telenexus is responsible for all the research and development (R&D) of Sirit Corporation
• A 2.4 GHz wireless PBX system based on our own ASIC will be a good commercial product beyond the NASA system
• Strategic alliance firms include Texas Instruments, Sirit, Solomon, Teleco, and Eastcom
• Telenexus has 15 full time employees

• KSC’s need for this innovation was to enhance the KSC Digital Operational Inter- communications System (OIS-D) by providing it with a wireless headset link
• The Telenexus system, developed under a NASA SBIR contract with KSC, provided an application of spread spectrum radio, digital audio encoding, packet switching, local area networking, and frequency/time domain multiplexing techniques to form a network of wireless personal acoustic headsets

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