该模块在较小 尺寸封装中集成了业界领先的 TensilicaL106 超低功耗 32 位 微型 MCU,型号为 ESP8266。其硬件接口电路如图 2 所示。 语音助手模块是针对低成本离线语音应用方案开发的一 款通用、便携、低功耗、高性能的语音识别芯片,采用了 第 3 代语音识别技术,支持 DNN/TDNN/RNN 等神经网络 及卷积运算,具备...
MCU Microcontroller UTET Ultrasonic Transcutaneous Energy Transfer PZT Piezo-ceramic lead Zirconate Titanate LoS Line of Sight PVDF Piezo-polymer Polyvinylidene Fluoride CR Cognitive Radio DEs Dielectric Elastomers PU Primary User SWG Single Wire Generator ISM Industrial Scientific and Medical PLZT Piezo Lead...
ATMega32 controls all the sensors to transmit the air-quality data to the web server using an ESP8266 module through WLAN and internet connection in an interval of 5 min. The processed air-quality data were visualized graphically on the web pages and an LCD. The sensor node works using an ...
sensors Article A Multifunctional Battery-Free Bluetooth Low Energy Wireless Sensor Node Remotely Powered by Electromagnetic Wireless Power Transfer in Far-Field Alassane Sidibe * , Gaël Loubet , Alexandru Takacs and Daniela Dragomirescu Laboratoire d'Analyse et d'Architecture des Systèmes du Centre ...
k . . + vt−k+1 , (4) The k, vi's are compared to Ainit and the vi's for which their difference from Ainit is larger than the Th threshold, are dropped from the calculation of the final average computation. Alternatively, a fixed number of the k samples with the highest ...
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Such methods aim to select a relay-node quickly and cover more range in one hop. Based on the difference in obtaining information of neighbor nodes, relay-node selection methods can be classified into beacon-based relay-node selection methods (called beacon-based Sensors 2020, 20, 1338; doi:...