Viterbi编码解码算法，C源码，有仿真。

RFID 读卡器 读取卡信息DEMO

维格纳-威尔分布三维图面图，跳频信号的stft，跳频信号的维格纳-威尔分布的频谱图(Wigner- Will the distribution of three-dimensional surface maps, frequency hopping signal stft, frequency hopping signal Wigner- Will the distribution of spectrum)

RFID系统有源标签为降低功耗而采取的的低频唤醒机制。-RFID active tag system to reduce power consumption and wake-up mechanism for the low-frequency taken.

无线充电器的设计；以射频电路和接收控制电路为核心，以电感线圈实现无线传能的无线充电器。(Design of wireless charger by RF circuit and receiving control circuit as the core, realize the wireless charger wireless energy transfer to the inductance coil.)

T5557是兼容e555x的RFID芯片，但又具备和e555x系列芯片不同的新性能。文章着重介绍了T5557的新特点及工作原理，并对其RSK工作模式下读写器的电路设计作了分析，最后给出了D类功放和FSK解调的应用电路。-T5557 is compatible e555x the RFID chip, but with different chips and e555x series of new features. T5557 article highlights the new features and working principle and its mode RSK reader an analysis of the circuit design, and finally give the Class D amplifier and the FSK demodulator circuit applications.

RS,Viterbi,Sequence 编解码C源代码-RS, Viterbi, Sequence codec C source code

一个开源的rfid middleware 资料，给大家推荐-a revenue rfid middleware, we recommend to the

IT GIVES THE INFORMATION ABOUT WIRELESS BABY MONITORING

mifare ultralight card datasheet

Nrf9E5无线收发协议，能够完成无线收发-NRF9E5 wireless transceiver agreement, to complete the wireless transceiver