Techniques

Digital transmitters and receivers

  •      Digital DDS (Direct Digital Synthesis)
  •      Broadband (up to 50 MHz bandwidth) single carrier modulation (up to 64QAM)
  •      OFDM (Orthogonal Frequency Division Multiplex)
  •      Hi-speed Fourier transformers Forward error correction coding (FEC)
  •      Digital filters

Analog

  •      Analog modules (10 to 6000 MHz)
  •      Up- and down-converters
  •      Variable-gain amplifiers

Remote monitoring and control 

  •      Dispatch
  •      Radio
  •      PTT-over-IP

Thermal control down to -60C

Synthesized oscillators

  •      Low-jitter
  •      Hi-stable for extended temperatures

Embedded computing

  •      Synthesized (Nios) and single-chip (Intel, Atmel)
  •      Embedded Linux

NGN (SDH/SONET)

  •      GFP and LCAS protocols
  •      Differential delay compensation

Telecom / Wired Communications

  •      Digital and mixed interfaces
  •      Telephony voice interfaces (FXS, FXO)
  •      Ethernet
  •      USB
  •      E1/E3 (G.703)
  •      Packet-over-Synchronous and Synchronous-over-Packet framing and transmission