Mobile App

Toronto, Canada – GAO Research Inc. (www.GAOResearch.com) is offering its V.27ter fax software for general switched telephone network. It implements the ITU-T V.27ter fax recommendation which incorporates a modem operating at either 4800 bps or 2400 bps. This fax modem software can also be integrated with other data modems, telephony, speech compression, and fax relay solutions for use in various applications such as communications and telecom.

This fax modem software consists of transmitting functions and receiving functions which are called to transmit and receive bits in groups of 2 or 3 (referred to as symbols) at a rate of 1200 or 1600 symbols per second respectively. It operates at a reduced rate of 2400 bps with four phase differentially encoded modulation and uses a data signalling rate of 4800 bps with eight phase differentially encoded modulation. It uses the Group 3 facsimile (G3 fax) modulation scheme for fax image transfer. It is highly optimized in C and is multi-channel ready. It also features optional backward channel at modulation rates of up to 75 symbols per second. In addition, this fax software can operate within a multi-tasking environment or as a stand-alone task and is optimized for fixed-point arithmetic.

This fax modem software belongs to GAO’s family of Fax Software. Other products in the family are V.17, V.29 and V.34 fax software whose maximum bit rates are 14.4, 9.6 and 33.6 kbps. The family also includes T.30/T.30E and T.4 fax modem protocols, GAO T.4 - TIFF Conversion Software which enables conversion between the ITU-T T.4 Recommendation fax file format and the Tagged Image File Format (TIFF).The family provides the most comprehensive and unique suite of modem, fax, telephony, speech software, VoIP, FoIP, fax relay and fax/modem/voice relay software for embedded applications for DSP and microprocessors.

About GAO Research Inc.

GAO Research Inc. (www.GAOResearch.com) is a world-renowned provider of high quality, reliable telecommunications software including embedded modem software, fax modem software, speech codes, and telephony software for a wide range of DSPs and microprocessors.