Interference-avoiding IP extends DECT's capability in 2.4 GHz band

Cambridge, UK-based product development consultancy Cambridge Consultants Ltd (CCL) will demonstrate new silicon intellectual property (IP) that optimizes DECT for use in the license-free 2.4 GHz ISM frequency band, making it suitable for worldwide markets including the United States where the usual 1.8 to 1.9 GHz band is unavailable.

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CCL has added proprietary interference-avoiding technology onto the DECT protocol to optimize it for use at 2.4 GHz. With suitable low-cost radio chipsets already in existence, this new DECT platform offers considerable quality-of-service advantages compared with many existing U.S. cordless technologies, as well as alternative wireless technologies such as WiFi and Bluetooth.

Among the DECT protocol's attributes are high-quality voice and data connections, a range of up to 300 m (˜1000 feet), low battery power consumption, and seamless hand-over between base-stations for mobility.

CCL's new silicon intellectual property employs a coexistence strategy based on a discovery algorithm that provides information on the current real-time usage of the spectrum by popular wireless systems, to determine the quietest channels for it to use.

The IP will be demonstrated at Wireless Connectivity (WiCon) World June 8-10 in Amsterdam RAI, Netherlands.

For more information, visit www.cambridgeconsultants.com.

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