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- time pulse code 时间脉冲码
- The Pulse Code Modulation/Frequency Modulation (PCM/FM) is widely used in most Reentry Remote Sensing (RRS) system at the present time in our country. 目前我国再入遥测系统主要采用脉冲编码调制/调频(PCM/FM)体制。
- In pulse code modulation, a basic group of channels assembled by time division multiplexing. 在脉码调制技术中,通过时分多路器而组合在一起的一种信道基本群。
- Digital multi-channel system is characterized by the exchange in the whole network using pulse code demodulator (PCM) and time division multiplexing system (TDM). 数字多路系统的特点是在整个交换网络中采用脉冲编码解调(PCM)和时分复用系统(TDM)。该系统允许对传输系统中的PCM信号进行直接交换而不需要转化成模拟格式。
- The source audio essence is encoded using pulse code modulation or PCM. 源音频编码的本质是使用脉冲编码调制或PCM。
- The relation of the impact force on the chin with time pulse was represented as approximately half sine. 实验描述了下颌骨在撞击作用下的动态响应规律,表明颏部所承受的撞击力大小与时间成半个正弦波函数关系。
- In pulse code modulation,a spurious signal formed from beats between the signal frequency and the sample frequency. 在脉冲编码调制中,信号频率和取样频率之间的差拍所引起的伪信号。
- The error at discontinuity of time pulse wave form by discrete harmonics synthesizing is known as Gibbs phenomenon. 离散谐波合成时脉波形之误差,则源自有限之频域范围造成时域波形不连续处之吉勃司现象。
- English language reflection time pulse, directly faces the reallife, has the strong life breath. 英语语言反映时代的脉搏,直接面对现实生活,具有浓烈的生活气息。
- The most popular method to do that now is PCM. PCM stands for pulse code modulation. 现在最常用的方法是PCM,这是英文脉冲编码调制的缩写。
- In pulse code modulation, a spurious signal formed from beats between the signal frequency and the sample frequency. 在脉冲编码调制中,信号频率和取样频率之间的差拍所引起的伪信号。
- In pulse code modulation, the representation of the quantized samples of an analogue signal by character signals according to a defined code. 在脉码调制技术中,按照确定的代码由字符信号对模拟信号量化采样的表示法。
- It also includes, Hall element inputs, a sequencer for commutation control, fixed off time pulse width modulation (PWM) current control and locked rotor protection. 它还包括霍尔元件输入、整流控制定序器、固定停机时间脉冲宽度调制(PWM)电流控制以及锁定转子保护。
- In pulse code modulation,the representation of the quantized samples of an analogue signal by character signals according to a defined code. 在脉码调制技术中,按照确定的代码由字符信号对模拟信号量化采样的表示法。
- The influence of pulse width and average photon number on dynamic behavior of atoms as the atoms are coupled with photon field in the form of time pulse is discussed. 结果发现,当腔场的平均光子数一定时,随着脉冲宽度的增大原子崩塌与回复次数增多,崩塌时间和回复周期变小;
- The quantized samples can be encoded in various formats, such as Pulse Code Modulation (PCM), to be stored or transmitted. 量化样本可以用诸如脉冲编码调制(PCM)等各种格式编码、存储或传输。
- Three kinds of speech encoding schemes, namely, Pulse Code Modulation, A law PCM and Continuous Variable Slope Delta Modulation, are discussed mainly. 主要讨论了三种语音编码方案 ,即线性脉冲编码调制 ( PCM,Pulse Code Modulation)、A律 PCM和连续可变斜率增量调制 ( CVSD,Continuous Variable Slope Delta Modulation)。
- Research shows that the pulse code modulation (PCM), the operating system of the CD, has limitations that so far cannot be overcome. 脉膊把调音(PCM)编码的研究表演,那操作激光唱碟的系统,有限制以到现在为止不能够被克服。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久,就会发酵。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。