Contract DSP software development

FM VFT Modem

Frequency-Modulated Voice-Frequency Telegraph Softmodem implements Frequency Shift Keying (FSK) multi-tone modem according to ITU-T V.23, R.35, R.36, R.37 and R.38 recommendation. FMVFT modem provides 24 channels at 50 bit/s, 12 channels at 100 bit/s, 6 channels at 200 bit/s or 1 channel at 1200 bit/s data rate, any combination of different data rate channels at non overlapping frequencies is also available. Features:
  • 16-bit 8 KHz sampled data
  • Re-entrant, relocatable, multi-channel capable code
  • Optimized C code, C-callable API
  • Loop System Co. Ltd.
  • Improv Systems, Inc
  • 74ZE Engineering, Inc
  • Parabyte Co. Ltd.
  • Pulsar Group of companies
  • EasyPQ Technologies Pvt. Ltd.
  • NIC Test Electro
  • Telecomequipment