cognitive radio

Wireless communications techniques that can sense the signals in the environment and change channels in real time. Such systems must accurately detect the type and bandwidth of the channels transmitting in the vicinity. Cognitive radio (CR) has become an important issue in order to allow the same limited spectrum to be shared with the increasing number of wireless devices in the home, office and industrial facilities. See Internet of Things, M2M, 802.11ah, 802.11af and 802.22.

单词	cognitive radio
释义	cognitive radio cognitive radio n (Telecommunications) a radio that can automatically alter frequency, power, modulation, etc, according to where it is located cognitive radio cognitive radio Wireless communications techniques that can sense the signals in the environment and change channels in real time. Such systems must accurately detect the type and bandwidth of the channels transmitting in the vicinity. Cognitive radio (CR) has become an important issue in order to allow the same limited spectrum to be shared with the increasing number of wireless devices in the home, office and industrial facilities. See Internet of Things, M2M, 802.11ah, 802.11af and 802.22. FinancialSeeCRThesaurusSeeCr
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