这颗卫星上装有无线电收发设备和电源，可对信号接收、处理、放大后再发射，从而大大提高了通信质量。
Telstar is launched as the first "active" communications satellite—active as in amplifying and retransmitting incoming signals, rather than passively bouncing them back to Earth.
除了在画面质量和节目指南上得分颇高，Spica也是少数几款既能接入智能天线，也可兼容接收模拟信号的机顶盒。
Apart from scoring highly for picture quality and programme guide, the Spica was one of the few with both a connection for a smart aerial and a pass-through for analogue signals.
音响质量会非常差，部件必须挨得很近，接收器只能接收当地广播电台的强功率信号，还会存在其他质量问题。
The sound quality would be poor, components would have to be located very close together, the receiver could only pick up strong local broadcast stations, and still more quality issues.
固定-移动的融合给予了消费者很大的便捷，消费者在此基础上只需一部手机，一个电话本和一个语音信箱就足够使用了，并且在家中打电话还能获得高质量的接收信号与便宜的价格。
For consumers, fixed-mobile convergence promises the convenience of a single handset, a single address book and a single voicemail box, plus good reception and cheaper calls when at home.
这种智能型婴儿床能够通过声控接收电路接收声音信号，从而改变婴儿的睡眠环境，提高婴儿的睡眠质量。
It can receive audio signals through a sound controlled receiver circuit to change the sleeping environment for a baby, and improve sleeping quality.
信号质量仍然较低。请将接收器移动到距离无线鼠标较近的位置，然后单击“再次测试”。
The signal quality is still low. Move the receiver closer to the wireless mouse, and then click Test Again.
未接收到信号质量信息。请将接收器移动到距离无线键盘较近的位置，然后单击“再次测试”。
No signal quality information was received. Move the receiver closer to your wireless keyboard, and then click Test Again.
采用空间分集技术，通过使用多发送天线和多接收天线系统（MIMO系统），可以从一定程度上保证传输信号的质量。
With the introduction of space diversity, by using multi -sending antennas and multi -receiving antennas system(MIMO), we can improve the quality of the signals.
激光引信光学组件作为导弹系统中的重要组成部分，担负着探测信号的发射与接收，其工作性能影响到整个武器系统的质量。
As a key component of a missile, the optical module in the laser fuze transmits and receives detecting signal, its performance affects the whole weapon system.
信号质量仍然较低。请将接收器移动到距离无线键盘较近的位置，然后单击“再次测试”。
The signal quality is still low. Move the receiver closer to the wireless keyboard, and then click Test Again.
数字部分包括低频视频(使接收机与发射机保持同步的脉冲)以及用于高质量立体声的音频信号。
The digital portion includes low-frequency video, the pulses that keep receivers synchronized with transmitters, and the audio signal for high-quality stereo sound.
使声波信号沿着发射器和接收器之间的套管井壁传播时的幅度衰减确定套管外水泥胶结质量的声波测井方法。
A log that USES the variations in amplitude of an acoustic signal traveling down the casing wall between a transmitter and receiver to determine the quality of cement bond on the exterior casing wall.
该群时延均衡器能与不同类型超导微带滤波器级联，实现相位均衡，减小相位失真，改善接收机前端信号群时延特性，提高通信质量。
This group-delay equalizer can follow any type of HTS microstrip filter in order to reduce phase distortion, enhance group-delay performance, and improve communication quality.
通过分析比特错误率和对比性能讨论了光学滤波带宽对接收信号质量的影响。
The effects of optical filter bandwidth on the received signal quality are discussed by analyzing bit error rate (BER) and contrast ratio performances.
目前，智能天线被应用于无线通信系统中，它通过改善接收信号的质量，抑制干扰，提高系统的容量等来提高通信系统的性能。
Smart antennas have recently been applied to wireless radio systems to improve their performance by enhancing the received signal, suppressing interfering signal and increase the capacity of systems.
本发明的接收器能在恶劣的信道条件下降低数据包错过率和错误报警率，而且可达到快速与准确的信号质量检测的目的。
Therefore, the proposed receiver is able to reduce packet miss rate and false alarm rate while robust to a severe channel condition, and achieve fast and accurate signal quality detection.
但作为一个无线通信系统，所传输的信号必然受到无线信道的多径快衰落影响从而降低信号的接收质量。
However, as a wireless communication system, the signal transmitted on the wireless channel should be affected by multipath fast fading and the received quality of the signal will be lowered.
保证在干扰发射时对雷达信号的正常接收（对干扰信号具有一定的抑制比），不产生收发自激且保证具有一定的接收信号质量称为收发隔离。
Transmitter-Receiver isolation is a kind of technology to ensure the receiving of the radar signal and don't produce transmit-receive self-excitation when the jamming transmit noise.
保证在干扰发射时对雷达信号的正常接收（对干扰信号具有一定的抑制比），不产生收发自激且保证具有一定的接收信号质量称为收发隔离。
Transmitter-Receiver isolation is a kind of technology to ensure the receiving of the radar signal and don't produce transmit-receive self-excitation when the jamming transmit noise.
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