FDD Frequency Division Duplex

Research on the CDMA System Based on a Novel Asymmetric Frequency Division Duplex Technology;

基于新型非对称频分双工技术的CDMA系统的研究

The analysis about voltage rise of aerial wire connected with single-ended or two side power system

单端与双侧电源架空线路工频电压升高的分析

speech plus duplex FMFV telegraph equipment

语音加双工调频音频电报设备

The Design of Novel Dual Modulus Divider-by 32/33 Prescaler;

高性能32/33分频双模前置分频器设计

Effects of CO_2 Pneumoperitoneum on the PaCO_2 and BIS in Laparoscope Cholecystotomy Patients during Propofol Anesthesia

二氧化碳人工气腹对动脉血二氧化碳分压和脑电双频指数的影响

Research on Power Frequency Electromagnetic Distribution Law of 110 kV Double-circuit AC Transmission Lines on the Same Tower

110kV同塔双回交流输电线路工频电磁场分布规律研究

Characteristic and Performance Analysis of Two-way Automatic Communication System Signal Transmission

双向工频通信信号在配电网中的传输特性与性能分析

double-channel digital low-frequency spectrum analyzer

双通道数字式低频频谱分析仪

A Low Power RF CMOS Dual-modulus Prescaler;

低功耗射频CMOS双模前置分频器设计

Effects of distribution system on the outbound spectrum of TWACS

配电系统对双向工频通信上行信号频谱的影响

computer-controlled duplex UHF mobile telephone

计算机控制超高频双工移动式电话机

Design of Audio Power Amplifier Based on Bipolar Process;

基于双极工艺的音频功率放大器设计

Research on Audio-Visual Feature-Based Video Content Detection;

基于音视频双重特征的视频内容分析技术研究

Test and analysis of bicrystal Josephson junction mixer's conversion efficiency

约瑟夫森双晶结混频器变频效率测量分析

A Study of Dual and Wideband Microstrip Antennas and Fractal Antennas;

双频宽带微带天线和分形天线的研究

Digital PID Control in the Application of Dual-frequency Hardening Machine Analysis

数字PID控制在双频淬火机中应用分析

The Analysis and Design of 10/15GHz Double-Screen Frequency Selective Surface

10/15GHz双屏频率选择表面的分析与设计

Binaural Sound Localization Based on Detection of Multi-band Zero-crossing Points

基于分频过零点探测的双耳声源定位