查询词典 modulated

Astract Extinction Tomography technique is a new Process tomography technique which is presented and developed recently. It amalgamates the optical measurement technology and the theory of image reconstruction from projection, reconstructs the some parameters distribution of measured field through the modulated effect of measured matter to the light.

消光层析成像技术是近年来提出和发展起来的一种新型的计算机层析成像(Computed Tomography，CT)技术，它将光学测量技术与由投影重建图像的理论相融合，通过检测物质对光的调制效应来重建被测参量场的某些特性分布及参数。

A new concatenated code structure is proposed which concatenates a space-time block codes with non binary low density parity check codes, which is high-level modulated without any parallel-to-serial conversion to lower the error and simplify the system structure.

提出了一种新的级联码结构，将基于有限扩域的非二进制LDPC码和空时码级联，这种结构使得非二进制LDPC码不需要串并变换直接进行高阶调制，简化了系统结构，克服了串并变换所带来的误差。

A decoder that decodes a signal modulated with information symbols belonging to an alphabet of symbols.

解码器对用属于符号的字符表的信息符号调制的信号进行解码。

A carrier is modulated and demodulated (the signal extracted at the other end) according to fixed protocols.

载波的调制或解调需要根据固定的协议进行。

In a contactless IC card that performs envelope detection on an ASK-modulated carrier wave and demodulates the carrier wave to recover data piggybacked thereon, demodulation is suspended during periods where there is no possibility of a change of a data value (from data 0 to data 1, or from data 1 to data 0) in the digital data piggybacked on the carrier wave.

一种非接触式IC卡，其作用是检波经ASK调制过的载波的包络线和对载波进行解调以恢复承载在载波上的数据。在这种非接触式IC卡中，在承载在载波上的数字数据的数据值不可能变化（从数据0变成数据1，或从数据1变成数据0）期间暂缓进行解调操作。

A correlation system for Time Division Multiple Access positioning systems is disclosed, whereby a position receiver acquires, tracks, and demodulates a plurality of Code Division Multiple Access modulated positioning signals are pulsed in a Time Division Multiple Access scheme.

公开了一种用于时分多址定位系统的相关系统，借助该系统，定位接收机可以捕获、追踪和解调多个在时分多址方案中被脉冲化的码分多址调制的定位信号。

First it changed the variety of capacitive into the variety of voltage by charge amplifier ,then demodulates the carrier wave signal modulated by the accelerometer signal and passed thought the low pass filter ,at last ,output a direct current signal which is directly proportional the accelerometer signal ,the circuit has the function of measuring the variety of capacitive and the specialties of higher sensitive and better linearity.

介绍一种可用于微机械电容式加速度计检测的接口电路，该电路利用电荷放大器把电容变化转变成电压变化，再对被加速度信号调制的载波信号进行解调，经过低通放大滤波，最后得到与加速度信号成正比的直流电压信号，具有测量差分电容变化的功能和灵敏度高、线性好的特点。

The realization monolithic integrated circuit system double audio frequency, this radio has used double audio frequency decoding chip MT8870, demodulates the tonic train signalling from the frequency-modulated signal, and separates the double tonic train signalling from the tonic train signalling to enter the double audio frequency decoding electric circuit implementation letter command to decode, thus carries on the low gear rate using the frequency modulation channel the control command transmission.

为实现单片机控制的双音频解码，本收音机采用了双音频译码芯片MT8870，从调频信号中解调出音频信号，并从音频信号中分离出双音频信号进入双音频解码电路实行信令解码，从而利用调频信道进行低速率的控制指令的传输。

In bi-iterative quadratic programming, the design problem of interleaved DFT modulated filter bank is formulized to a noncovex optimization.

在双迭代二次规划算法中，交替DFT调制滤波器组的设计问题被描述为一个非凸优化问题。

Corresponding to the problem of being unable to remove terrain scattered jamming from the domains of time,space and frequency,this paper proposes an anti-jamming method based on jittering slope polarity of Linear Frequency Modulated signal and limiting processing.

中文摘要：针对合成孔径雷达系统面临的场景散射等干扰无法使用传统时、空、频域技术抑制的问题，提出了一种基于线性调频信号调频斜率极性捷变和限幅过程相结合的抗干扰方法。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。