Axcera | DOCSIS® Based Broadband Wireless Access Systems

Key Characteristics

Point-to-Multipoint North American MMDS Base Station Detail
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27 Mbps time division multiplexed downstream using 64 QAM in a 6 MHz channel Near line of sight performance at many frequencies Systems already operating at 700 MHz, 1.9 GHz, 2.1 GHz, 2.3 GHz & 2.5GHz Economies of scale by reusing existing DOCSIS® subscriber modems products which are now being deployed in high volume worldwide
Downstream	Upstream
27 Mbps in a 6 MHz RF channel (Standard DOCSIS) 64 QAM, 16 QAM & QPSK modulations Reed-Solomon forward error correction (~10% overhead) Continuous transmisison	Variable channel bandwidths from 200 KHz to 6.4 MHz QPSK, 8 QAM & 16 QAM modulations Reed-Solomon forward error correction (~10% overhead) Burst mode transmission Error correction Signal precompensation Adaptive power control over 50 dB range

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