Laser frequency switch

用法例句

Design on slab mode MEMS RF switch;

一种平板式MEMSRF射频开关的设计

A novel structure of a capacitive Micro-Electrical-Mechanical-System (MEMS) RF switch was presented.

提出了一种新型的腔体式共面波导型微机械射频开关的结构,可动的金属/电介质的复合膜结构的共面波导既可作射频开关,同时也构成微波信号的传输路径。

Here a new method of noise figure measurement with multi-channel switch is proposed,in which we design a SPMT RF switch and optimize the Y-factor method by adding the control circuit for LNA to provide noise source in different temperature.

提出一种多通道切换优化测量噪声系数的方法:通过设计1个八选一的射频开关实现信道切换,并引入前置低噪声放大器的控制电路提供冷热噪声源,优化Y因子测量噪声系数的方法,实现对各通道的精确测量。

Discusses the RF switches in communication Systems.

总结了射频开关的带宽、插入损耗、隔离度、功率容量、开关速度、VSWR、功耗、使用寿命和尺寸等主要性能指标。

Some optimization designs were made with the on-chip inductor and the RF switches to get the maximum Q-value.

采用了电容开关的技术以补偿工艺、温度和电源电压的变化,并对片上电感和射频开关进行优化设计以得到最大的Q值。

Selection of switch frequency in direct current electromotor PWM modulation.;

极压仪中直流电动机PWM调速下开关频率的选取

The DC-DC convertor features high switch frequency up to 1MHz using ultra-small inductors and ceramic capacitors.

应用PWM设计高可靠DC-DC变换器,其开关频率更高,可达1 MHz,这样减小了储能元件的尺寸,可采用陶瓷电容器,提高系统的可靠性,降低了成本。

The reason of output current distortion is analyzed;and a new way to resolve the problem is put forward;it is controlling switch frequency changing in different sections according to system run state.

分析了引起输出电流畸变的原因,并提出可根据系统工况分段控制开关频率的方法来解决由这些原因引起的输出电流畸变。

Selection of phase-shift SPWM switching frequency

载波移相SPWM开关频率的选取

Hysteresis control has disadvantage of unstable switching frequency.

滞环控制方法存在开关频率变化不定的缺点。

To reduce the switching frequency and current error of a static synchronous compensator (STATCOM) for reactive power compensation, a novel direct current control strategy is proposed.

提出一种适用于STATCOM的直接电流控制新方法以减小开关频率和电流跟踪误差。

Design and analysis of novel RF MEMS switches with coplanar waveguide based on cavity structure

一种新型腔体式共面波导型微机械射频开关

Design of RF Switching Matrix Control System Based on S3C2410

基于S3C2410的射频开关矩阵控制系统设计与实现

Investigation into Low Insertion-Loss & High Isolation SOI RF Switch

低插入损耗高隔离度SOI射频开关电路的研究

Yield Analysis of Ga As DPDT Monolithic RF Switch for Wireless Communication

手机用砷化镓双刀双掷单片射频开关成品率分析

" Switches(coaxial), RF transmission line, general specification for"

GB/T13416-1992射频传输线(同轴)开关总规范

Study on the Key Technology of Radio Frequency MEMS Switch and Amplifier

射频微机械开关与放大器关键技术研究

A Study on the Test Technique for RF MEMS CPW Switch

射频微机械共面波导开关测试技术研究

RF MEMS Switches and Phase Shifters Research and Optimization;

射频微机电开关及移相器的研究和优化

RF MEMS Switch Design Formulti-Mode Mobile Terminal RF Front-End;

多模移动终端射频前端中RF MEMS开关的研究

Study of RF Integrated Switch and Quadrature-phase LC VCO;

射频集成开关及正交输出压控振荡器研究

The Design and Fabrication of the ar MEMS Contact Switches in Wireless Communications;

通信MEMS射频接触式开关的设计与制作技术研究

Design and Process of a Novel RF MEMS Latching Switch;

新型锁存射频微机械开关的设计与工艺研究

Study on Fabrication Process of RF MEMS Switch and Test of Its DC Property;

射频MEMS开关的制作工艺研究及其直流特性测试

DC-contact series radio-frequency micro electromechanical system switch with slanting beams

具有斜拉梁的串联接触式射频微机电系统开关

Using 100BaseRadio technology, a wireless transmitter switches on and off millions of times per second to code data onto a carrier frequency.

利用100BaseRadio技术，无线发射机每秒开关几百万次，把数据编进载波频率。

Study on the Mechanical Properties of Silicon Nitride Film and Its Applications in RF MEMS Switches;

氮化硅薄膜力学性能的研究及其在射频MEMS开关中的应用

Temperature Monitoring System for High Voltage Switch Cabinet Based on CAN Bus and Wireless Radio Frequency Technique

基于CAN总线与射频技术的高压开关柜温度监测系统

Research on Key Technology of UHF RFID;

射频识别UHF频段关键技术的研究