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- A design and completion of vehicle tyre pressure monitoring system(TPMS) which is based on MC68HC908 series micro-controllers and wireless radio frequency transmitter/receiver was introduced. 给出了轮胎压力监测系统的总体结构,并从硬件和软件两方面描述了系统的设计及实现方法。
- wireless radio frequency communication 无线射频通信
- wireless radio frequency technique 无线射频技术
- Application of Wireless Radio Frequency Identification Technology in Mine Management 无线射频识别技术在矿井管理上的应用
- wireless radio frequency 无线射频
- RFID wireless radio frequency 无线射频
- RF Radio Frequency Level Controller. RF系列射频导纳式物位控制器。
- Radio frequency and communication test equipment. 射频通信综合测试仪。
- Radio frequency circuit design II. 射频电路设计2。
- A radio frequency identification (RFID) post-inlay is essentially a thin film based on a silicon chip and a combination of wireless antenna. 一个无线射频识别（RFID）嵌体本质上是贴在薄膜底基上的一个硅芯片与一个无线天线的组合。
- RFID (Radio Frequency Identification) use wireless RF achieve data exchange between movable storage equipment and computer or PLC. 采用无线射频实现可移动存储设备与计算机或PLC之间的数据交换。
- A basic radio frequency fingerprint (RFF) recognition system model used to classify wireless transmitters is constructed. 摘要构建了根据射频指纹识别无线发射机的识别系统基本模型。
- For wireless digital communications, digital user signal is usually at first converted into analog domain and then modulated to radio frequency by one or two steps. 对于无线数字通信而言，通常将数字用户信号首先转换到模拟域中，然后通过一个或两个步骤将其调制到无线电频率。
- Vulnerable to radio frequency radiation interference. 易受射频辐射的干扰。
- The method of design the hardware of automatic test system is introduced, and take example for take-over power equipment of wireless radio. 摘要本文以航空无线电台的一个部件接收激励器为例说明了自动测试系统硬件平台的设计方法。
- Tuner will be able to track the frequency-hopping radio frequency. 调谐器可以追踪跳频无线电频率。
- Internal capacitors to suppress radio frequency interference. 内置抗电磁干扰电容。
- SCM system to collect the information to digital radio and digital wireless radio transmission, then digital radio receivers to receive the information to the computer. 系统中单片机采集到的信息传给数字电台，利用数字电台进行无线传输，再将数字电台接收机接收到的信息传给计算机。
- Transmission can be done by cable, radio frequency and satellite. 传递可通过海底电缆，无线电波和通信卫星来进行。
- Whereas wired networks send electrical signals or pulses of light through cable, wireless radio signals propagate through the air and are naturally easier to intercept. 主要是鉴于有线网络是通过电缆来传送电信号或光波的，而无线电信号却是在空气中传播，自然容易被截取。
