Data Communications and Signal Processing |
Broadband access is the next logical step in the evolution of the telephone network. Until recently, the last mile of the network has remained dedicated to plain old telephone service (POTS), thereby making it impossible to deliver high data rates. The maximum data rate of current voice-band modems is 56 kbps, which is far from adequate to carry the multiple megabit-per-second data rates required by today's demanding information services. The most common method of access to any home or office environment is copper. However, it hasn't been until recently that the development of low cost and powerful DSP chips and the advancement of VLSI Technology has turned such copper-based Digital Subscriber Loops into a reality.
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DSL Systems: Different types of DSL systems (collectively known as xDSL systems) use the most advanced modulation and coding techniques to achieve data rates of 1. Mbps to 52 Mbps, ranging fro basic G.Lite to very high speed DSL (VDSL) systems. In 1999, we finished a full simulator for ADSL and G.Lite environments. We believe that our expertise in the area of xDSL, our strength in DSP architectures, and our strong background in communication theory and signal processing, uniquely postions us as a provider of advanced broadband data communication algorithms, techniques, and designs. As we enter into the new millinium, access networks will increasingly become the main focus of the data communication development and therefore, we are committed to and ready for providing world-class services in this area.
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Capabilities: - Broadband Access Networking: xDSL system design, analysis and verification (Under various line conditions).
- DSP software development, architecture, design and optimization.
- Wireless Packet Architectures (GPRS, Bluetooth, 802.11)
- VOIP transport Systems
- Adaptive Equalization, signal detection and estimation
- Array signal processing techniques, and smart antennas for wireless communications
- Various hybrids, modeling and design
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Previous Projects: - Complete software for modeling ADSL and G.Lite CO, line and RT configurations with different noise and interface models.
- GSM transmit/receive and channel modeling.
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