costas

英 [ˌkɒstəz]

美 [ˈkɔstəz]

网络  科斯塔斯; 科思塔斯环

双语例句

• After analyzing their characteristics and differences, a module of carrier recovery was designed using the improved costas loop. The module was implemented in the Matlab, and the result shows that the module can be achieved for the carrier recovery of QPSK.
  根据QPSK信号特点对科斯塔斯环进行改进，并设计了一个载波恢复的模块，对这个模块在MATLAB中进行了仿真，结果表明这个模块可以实现对QPSK信号的载波恢复。
• The theory of Costas Loop commonly used in the QPSK demodulator and bit synchronization Digital Phase Locked Loop ( DPLL) is analyzed in demodulator.
  解调原理中分析了QPSK解调中常用的科斯塔斯（Costas）环的基本原理和位同步全数字锁相环的实现原理。
• The carrier phase tracking and bit synchronization algorithm is also carried out a similar analysis, computer simulation has been through the algorithm for SNR loss.
  对全数字Costas环载波相位跟踪和基于Gardner算法的反馈插值码元同步算法进行了理论分析和性能仿真，通过计算机仿真得到了载波和位同步算法的信噪比损失。
• A new hybrid waveform is designed by utilizing Costas TH and pulse compressing of complementary code sets.
  该文利用CostasTH（TimeHopping）和互补序列集（SetsofComplemen－taryCodes）脉冲压缩相结合设计出了一类新的混合波形；
• When the new measures were announced last spring, Prime Minister Costas Simitis was the first to enforce them, banning smoking during cabinet meetings.
  当这些新措施在今年春节宣布时，科斯塔丝·西米迪斯总理率先执行，禁止在内阁会议上吸烟。
• Costas Synolakis is a tsunami expert with the Department of Civil and Environmental Engineering at the University of Southern California in Los Angeles.
  CostasSynolakis是洛杉矶市南加利福尼亚大学土木与环境工程系的海啸研究专家。
• Application of Costas loop in wireless spread spectrum positioning system
  Costas环在无线扩频定位系统中的应用技术研究
• Principle and performance of digital matched filter ( DMF), adaptive threshold technology based on automatic decision threshold level control ( ADTLC) circuit and improved COSTAS loop are analyzed in the thesis, and simulation platforms are built in MATLAB/ Simulink for simulation and analysis.
  重点研究数字匹配滤波器（DMF）、基于自动判决门限电平控制（ADTLC）电路的自适应门限技术和改进科斯塔斯（COSTAS）环等的原理和性能，并在MATLAB/Simulink中搭建仿真平台进行仿真分析。
• Digital costas loop can realize digital carrier synchronization and down convertion perfectly.
  数字costas环能够很好的实现数字载波同步和数宇下变频。
• Multi-target positioning method using hopping-frequency signal based on COSTAS array and the signal based on the OFDM combined with GOLD sequence is also studied in this dissertation. The author proposes a position and attitude solution algorithm and suggests an interfacing criterion.
  本文研究了基于COSTAS阵列的跳频信号和基于OFDM调制与GOLD序列相结合的多目标定位技术，在此基础上提出了一种位姿解算算法，并导出了对接的准则。