1 billion users in 100 countries

Tensilica and SPIRIT DSP form strategic partnership and deliver mobile multimedia audio and voice for Xtensa HiFi 2 Audio Engine

SANTA CLARA, Calif. and MOSCOW, Russia – June 4, 2008 – SPIRIT DSP, the world’s leading supplier of voice, audio and video software engines, and Tensilica,® Inc. today announced that they have formed a strategic partnership and can now deliver 18 optimized, high quality digital audio and voice software packages that run on Tensilica’s HiFi 2 Audio Engine, an increasingly popular audio architecture for system-on-chip (SOC) designs.

Immediately available, SPIRIT audio software packages include: AAC-LC decode and encode, aacPlus v1 and v2 decode and encode, BSAC decode, MP3 decode and encode, Ogg Vorbis decode, and WMA decode and encode. Voice codecs include AMR-NB (narrowband), AMR-WB and G.729AB.

In addition, under the strategic partnership the two companies will work on porting the full SPIRIT Audio and wideband Voice Engines to Tensilica’s HiFi 2 platform. The SPIRIT Voice Engine brings high quality real-time wideband voice and video to next generation VoIP equipment, such as Mobile Internet Devices (MIDs), Video IP-phones, video conferencing terminals, IP set-top boxes, residential gateways and multimedia terminal adapters. Spirit’s Audio Engine is a popular, easy-to-integrate high-quality player/recorder solution for both mobile/portable audio and professional appliances. The SPIRIT Audio Engine is a comprehensive software solution supporting all popular music formats along with audio performance functions such as a parametric equalizer, loudness control, and channel mixing.

“Tensilica’s HiFi 2 Audio Engine is becoming the architecture of choice for adding audio and VoIP to a wide range of SOC designs, from mobile TV, phones, MIDs and other entertainment products to gateway and other VoIP terminal devices,” said Slava Borilin, SPIRIT’s VP of Products. “Our customers have been asking us to support SPIRIT’s Audio and Voice Engines on HiFi 2. With our collaboration, SPIRIT will deliver these engines for best-in-class audio and voice enabled devices.”

“SPIRIT DSP has an outstanding reputation for the quality of its complete audio and voice engine products. SPIRIT provides incredible power and memory efficiency that the mobile market demands” stated Steve Roddy, vice president of marketing and business development at Tensilica. “We are delighted that our HiFi 2 customers will be able to benefit from SPIRIT’s world-class audio and voice products.”

As part of the strategic partnership, SPIRIT has joined Tensilica’s Xtensions Network of partners. Tensilica’s HiFi 2 Audio Engine is a fully programmable processor core optimized for audio and voice applications, with a library of over 30 of the most popular audio software packages. Built on the full featured Xtensa 32-bit RISC CPU architecture it can also run operating systems, control code, and other functions.


SPIRIT DSP (www.spiritDSP.com) is the world’s leading provider of carrier-grade voice & video software engines since 1996. SPIRIT communication software is used in over 80 countries and powers more than 100 million voice channels. SPIRIT counts among its direct customers Adobe, ARM, AT&T, Blizzard, BT, China Mobile, Cisco, Ericsson, HP, HTC, Huawei, Korea Telecom, Kyocera, LG, Microsoft, NEC, Oracle, Polycom, Radvision, Samsung, Siemens, Skype, Texas Instruments, Toshiba, ZTE, and 200+ other telcos, OEMs and software vendors. SPIRIT smart-phone OEM customers’ shipments jointly exceed 60% share of the global market.

03 June 2008