Products & Technologies

We produce DSP software and innovative DSP technologies for speech processing and voice communications.
You can use our products in:

  • Secure Voice
  • Voice Communication
  • Data over Voice Channel
  • Voice over IP
  • Internet Telephony
  • Digital Radio
  • Software Defined Radio
  • Wireless Communication
  • Data over GSM
  • Voice Storage
  • Announcing Arrangements
  • Answering Machines
  • Speaking Games
  • Voice Mail


  • "Data over Voice" Modem (DoV)
  • Radio Channel Simulator
  • Channel Codecs (FEC)
  • VoIP Jitter Buffer (JB)

Speech Enhancement

  • Noise Canceller (NC)
  • Microphone Beamformer
  • Line Echo Canceller (LEC)
  • Acoustic Echo Canceller (AEC)
  • Bandwidth Extension (BWE)
  • Dereverberator
  • Packet Loss Concealment (PLC)

Speech Modofication

  • Pitch Shifter
  • Voice Accelerator/Decelerator
  • Voice Converter


  • Automatic Gain Control (AGC)
  • DTMF Detector/Generator
  • Single Tone Detector/Generator
  • Voice Activity Detector (VAD)
  • Comfort Noise Generator (CNG)

To get information about our products, which are presented here by inactive links, please contact us: