The improved power output control circuit includes a detector circuit for rectifying an input signal to produce a DC output representing power level of the input signal. 该改进的功率输出控制电路包括检波器电路,用于将输入信号整流产生代表输入信号功率电平的DC输出。
Power Quality Detector Based on PIC 基于PIC单片机的电能质量检测仪
Design and implementation of the hardware of a high-speed power harmonics detector based on FPGA+ ARM 一种基于FPGA+ARM的高速电力谐波检测仪硬件的设计与实现
When laser irradiates IR system, the disturbance time of output signal is not only related with thermal effects generated by absorbed power of detector and filter, but also related with the time constant of RC in IR system. 激光对红外系统输出信号的干扰时间不但与滤光片/探测器吸收入射光能量产生的热效应有关,而且还主要取决于信号处理电路RC时间常数的影响。
By means of adopting new technique, for instance, CMOS integrated circuits, and improved power supply circuit, the detector is comparatively convenient and light-weighted. 由于采用了新技术,如CMOS集成电路,并且改进了供电电源,仪器比较轻便适用。
The detected information, such as fire alarm, failure, low power, loss of detector, was transmitted to the controller through wireless communication. 探测到的火警、故障、低电、丢失等状态信息通过无线通信传输给控制器处理。
Increase the dynamic range using lowering noise, increasing the optical power at the detector and lower optical bias. 降低系统噪声;增加到达探测器的光功率,采用较低的光学偏置,都可以增大线性动态范围。
With the low power feature of ARM processor, designed an scheme of low power, portable detector of under water pipes leakage. 结合ARM嵌入式处理器的低功耗特性,设计了一种低功耗、便携式地下输水管道渗漏检测仪方案。
New type of high power microwave detector 新型高功率微波探测器
Design of Power Frequency Digital Phase Detector 工频数字式相位检测仪的设计
The paper researches the chip and system of Li-ion battery protection for single-cell pack and successfully designs protective IC with low power and high precision detector threshold. 研究了一种单节锂离子电池保护芯片与系统,并成功设计了低功耗、高检测电压精度的保护IC。
The power amplifier contains dynamic control bias circuits and a fully integrated power detector. 该功率放大器同时包括动态控制偏置电路和完全集成的功率检测器。
An SiGe Power Amplifier with Power Detector for TD-SCDMA Application 一种带功率检测的TD-SCDMA锗硅功率放大器
Microwave Power Detector-Sensor 检波式微波功率传感器
On the Countermeasures of Match for Marine Diesel Engine and Hydraulic Power Detector 柴油机与水力测功器配合问题及对策研究
In this paper, the key problem of R& D of a compact()~ ( 16) N radiation online-detection instrument for marine nuclear power plant with BGO detector is discussed. The design scheme and its key technology is also demonstrated. 讨论了以BGO为探头的紧凑型船用16N辐射在线检测仪研发的关键问题,检测系统设计方案及其关键技术。
Design of an Intelligent Electric Power Transmission Line Failure Detector 一种电力线路智能故障检测仪的设计
Automatic power calibration based on power-level detector 基于功率检波电平的自动功率定标
A high power microwave detector based on thermionic diode 一种基于热离子二极管的大功率微波探测器
The input and reflect signals from the antenna is divided by the coupler, and the reflect signal is change to voltage signal by power detector. This voltage signal is collected by A/ D and send to computer to imaging. 天线的入射和反射信号通过定向耦合器分开,反射信号送入功率检测器将接收的散射功率信号变成电压信号,通过A/D采样送入上位机进行成像。
The feasibility is verified by the measurement of a sample block. The effect of the resolution of the optical power detector is analyzed. The arithmetic average deviation value of the profile of a gage block of 0.012 μ m is ob-tained. 对一标准量块进行了测量,并对光功率计分辨率对测量结果的影响进行了分析,结果表明本系统在实验室现有条件下可以测量轮廓算术平均偏差Ra为0.012μm的粗糙度量块。
The electronic unit of 280-6G global indicator is developed using analog-digital IC technology that developing the templates of the integrated power amplifier and failure detector. 摘要:280-6G型球形指示器电子部件的国产化是利用模拟、数字集成电路对功率放大器模板和故障探测器模板进行研制。
In terms of the effect on temperature measurement precision by working wavelength of the system, the results of temperature measurement sensitivity, temperature resolving power of the detector, air transmission windows and standard deviation of temperature, working wavelength of the system is optimized. 从波长对该测温系统测温精度的影响出发,并结合系统的测温灵敏度、探测器的温度分辨率及大气的透射窗口和温度的标准差等的研究结果,确定了系统的工作波长;
Measurement of soft X-ray power with a diamond detector 利用金刚石探测器测量软X光辐射功率
This highly compact transceiver chipset consists of low noise amplifier, power amplifier with detector, voltage controlled oscillator with buffer amplifier, mixer and harmonic mixer. 这种高度紧凑的收发芯片由低噪声放大器、带检波器的功放、带缓冲放大器的压控振荡器、混频器和谐波混频器组成。
The interrupt mode is used for communication with the computer, a power detector is used for feedback control, and emitter coupled logic ( ECL) technology with a high-speed integrated circuit is used for the laser drive. 采用中断方式与计算机进行交互,通过功率探测元件进行反馈控制,采用射极耦合逻辑(ECL)高速集成电路技术进行激光驱动。
But the disadvantages of this method are low efficiency of excitation and slow speed of analysis, which can be overcame by choosing X-ray light tube with lager power, detector with higher sensitivity and further improvement of vacuum measurement. 但由此带来了激发效率降低,分析速度变慢的缺点。可以选用功率更大的光管、灵敏度更高的探测器、进一步提高测量时的真空度来克服以上缺点。
The Electric Power Parameters Detector plays an important role as a key component of the power plant system and is also an important means in ensuring power quality of the power plant system. 电力参数检测仪作为电站系统的一个关键部件,起着重要的作用,同时也是保证电站系统供电品质的一个重要手段。
System based on the different output of the power detector control two ADC output different voltages, to dynamically control the power amplifier supply voltage and bias reference voltage. 系统依据功率检测器检测到输出功率的不同,控制两个模数转换器输出不同的电压,来动态地控制功放的供电电压和偏置参考电压。
Results show that this three-phase power quality detector completely meets the national standards and has high application value. 结果表明,所设计的三相电能质量监测仪完全符合国家标准,具有很好的应用价值。