平台化芯片设计服务
Voice Software Solutions

VeriSilicon offers industry-leading and field-proven voice software solutions optimally implemented on our ZSP digital signal processors. VeriSilicon voice software solutions have been deployed in applications like:

  • ATAs
  • CPEs
  • Integrated access devices (IADs)
  • IP phones
  • VoWiFi devices
  • Residential and enterprise gateways
  • Smartphones
  • Tablets
  • Voice and video conferencing systems
  • Auto infotainment devices
  • Integrated Baseband + apps-processor terminals

 

Voice-recognition based natural user-interface enriches the user-experience for consumers in a broad variety of devices like those listed above as well as:

  • Interactive learning toys
  • Voice search and GPS Nav
  • Search/browse capabilities incorporated into consumer electronic devices like STB, DVRs, SmartTVs, and Command/control features in home appliances like temperature controllers, smart refrigerators

 

These have all revolutionized the way consumers interact with devices and leverage available applications.

VeriSilicon enables these voice-recognition based applications through a robust and mature voice software solutions portfolio that includes the following modules:

  • NARROWBAND VOICE CODECS*
  • G.711 (PCM) codec
  • G.723.1 (ACELP) codec
  • G.726 (ADPCM) codec
  • G.728 (LD-CELP) codec
  • G.729AB (CS-ACELP) codec
  • GSM AMR codec
  • iLBC codec
  • WIDEBAND VOICE CODECS*
  • G.711.1 codec
  • G.722 codec
  • G.722.1 codec
  • G.722.2 codec
  • ENHANCED VOICE TECHNOLOGIES
  • Dual-microphone beamforming
  • Hands-free voice trigger
  • Speaker verification
  • Speaker independent voice recognition
  • Speaker dependent voice recognition
  • NB/WB acoustic echo cancellation
  • NB/WB noise suppression
  • G.168 line echo cancellation

Note*: Some of the voice codecs have patent indemnification requirements that need to be handled by IC and system vendors

  • TELEPHONY AND OTHER FUNCTIONS
  • Caller ID generation
  • Call progress tones
  • DTMF encode and decode
  • Comfort noise generation
  • Voice activity detection
  • Packet loss concealment
  • Voice-fax discrimination (VFD)
  • FAX SOLUTIONS
  • T.38 Fax relay
  • T.38 Fax 2010 version upgrade
  • V.29
  • V.27 Termination
  • V.21
  • V.17
  • PROTOCOLS AND OTHER MODULES
  • SIP and SIP-lite
  • RTP/RTCP
  • Adaptive jitter buffer
  • DSP drivers
  • TCP/UDP stack

Along with our strong partner eco-system, we are continually investing in technology development to ensure customers always have access to optimal solutions for the latest protocols and standards, in tune with market technology trends. The availability of field-proven mature voice software solutions on ZSP cores for licensing helps reduce the risk, cost, and development time for customers ensuring a faster time-to-market for your end-products.

Please contact your nearest VeriSilicon representative for further details and to discuss your specific requirements.