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 method which is used in the first frequency modulation can be mended by PMU.
  利用其PMU能测量和记录发电机组当地频率改进一次调频控制与考核；
• 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。
• 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。
• Furthermore, the azimuth effect can affect the signal modulation and the performance of the tracking system.
  此外，方位效应还会影响信号的调制和跟踪的性能。
• In communications, the frequency range of the information bearing signals prior to combination with carrier wave by modulation.
  在通信技术中，未经调制使之和载波结合之前，携带信息的信号所占有的频率范围。
• Research on Multi-carrier Modulation and MC-CDMA Interference Cancellation
  多载波调制和MC-CDMA的干扰消除研究
• 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。
• This thesis studies and designs a wireless interphone of frequency modulation.
  本论文研究设计了一款调频无线对讲机。
• 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。