Here are examples of telecom products we gained experience from :
- VoIP interface board for an access control system (migration from PSTN analog to VoIP communication):
- Complete design of the board and embedded software linux design.
- Plug-in board on existing product.
- Embedded software: Embedde Linux porting, VoIP stack with SIP/RTP.
- RTP streams processing board for multi-line IP Phone (encoding/decoding of voice streams, intellligent packet routing):
- Complete design of the board and embedded linux software including drivers
- Architecture: PowerPC + DSP.
- Embedded software: Embedded Linux and kernel-level intelligent routing, DSP software for RTP streams management and digital signal processing (encoding/decoding/AEC).
- Dedicated functional testbench for volume manufacturing.
- Wireless Push-to-talk system for control rooms.