modulation

英 [ˌmɒdjʊˈleɪʃən]

美 [ˌmɑdʒəˈleɪʃən]

n.  调制；调谐；变调；缓和

复数：modulations　

计算机

BNC.16953 / COCA.19940

柯林斯词典

• VERB 改变，调节(嗓音或声音)
  If youmodulateyour voice or a sound, you change or vary its loudness, pitch, or tone in order to create a particular effect.
  1. He carefully modulated his voice.
     他小心地压低了声音。
• VERB 调节;调整
  Tomodulatean activity or process means to alter it so that it is more suitable for a particular situation.
  1. These chemicals modulate the effect of potassium.
     这些化学物质可以调节钾的功效。

英英释义

noun

• the act of modifying or adjusting according to due measure and proportion (as with regard to artistic effect)
• (electronics) the transmission of a signal by using it to vary a carrier wave
• a manner of speaking in which the loudness or pitch or tone of the voice is modified
  Synonym:inflection
• rise and fall of the voice pitch
  Synonym:intonationpitch contour
• a musical passage moving from one key to another
  Synonym:transition

双语例句

• In this paper, a new modulation scheme which combines the grid coding with the CCK modulation is proposed.
  文中一个新的调制方案是把网格编码和CCK调制结合起来提出来的。
• The supply is provided with stability and self-protect performances as using pulse width modulation ( PWM) technology.
  运用脉宽调制技术（PWM）使其具有良好的稳定性和自保护性能；
• Differing from frequency error track, it avoid spurious modulation and complexity caused by phase-locked loops.
  与频率误差跟踪不同，它避免了锁相环引入的寄生调制和复杂性。
• The modulation recognition technique of QAM signal by the constellation diagram is given in this paper.
  给出了利用信号星座图的QAM信号调制方式识别技术。
• A new frequency estimation technique for BPSK modulation signals embedded in strong noise is proposed.
  在强噪声背景下，针对BPSK调制信号，提出了一种新的频率估计技术。
• SC-FDMA is a technology using single-carrier modulation and frequency-domain equalization, has the property of low PAPR.
  而SC-FDMA（单载波频分多址）是一种使用单载波调制和频域均衡的技术，具有低PAPR这一显著特性。
• Loop frequency locking technique in phase modulation spectroscope technique R-FOG system has been researched.
  对基于调相谱检测技术R-FOG系统中的环路频率锁定技术进行了研究。
• This thesis firstly introduce the function, performance index and operation principle of the wireless interphone of frequency modulation.
  首先介绍了调频无线对讲机的功能、性能指标和工作原理。
• Similarly, the introduction of voice encoding techniques using pulse code modulation contributed to the concept's evolution.
  利用脉冲编码调制的话音编码技术同样也对这一概念的发展起了作用。
• 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。