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- The spectrum characteristics of the phase truncation error and amplitude quantization error are analyzed by the method of Fourier series. 文章最后还简单介绍了几种改善杂散误差的方法。
- This paper mainly analyzes the phase truncation and the spurious signal due to the phase truncation, and puts forward a way of calculate the number of spurs and S/N. 重点分析了相位截断误差以及由相位截断引起的杂散频率分量，提出了计算这一杂散频率分量个数及信噪比的方法。
- This paper analyzes the spectral characteristic of the synthesized waveform by use of the Fourier Series,and discusses the spurious spectrum of the phase truncation errors. 本文用傅里叶级数的方法分析了合成波形的频谱特性，并对由于相位截断引起的杂散谱作了讨论。
- The disadvantages of DDS (direct digital frequency synthesizer) are rather low output frequency and a large set of the spurious signals, and one reason of the spurious signals is phase truncation. 摘要直接数字频率合成(DDS)的缺点在于输出频率低和存在大量的杂散信号，而杂散信号产生的原因之一就是相位截断。
- This paper introduces the theory of the phase-locked loop (PLL) and the direct digital synthesis (DDS) , a method to improve the precision of DDS and reduce its phase truncation error is also given. 介绍了锁相环(PLL)技术和直接数字式频率合成(DDS)技术的基本工作原理,给出了一种提高DDS输出频率精度及减小其相位截断误差的方法。
- A Method for Eliminating the Phase Truncation Error of the DDS 一种降低DDS相位截断误差的方法
- Analysis of Spurious Signal in DDS Due to the Phase Truncation DDS的相位截断及相应的杂散信号分析
- Effect on Output Spectrum of DDS in Presence of Phase Truncation 相位舍位对DDS谱分布的影响
- The child is going through a difficult phase. 那孩子正经历困难的阶段。
- The two sets of traffic lights were out of phase. 那两组交通灯不同步。
- Analysis of the Spurious Caused by Phase Truncation in DDS and the Ways to Restrain It DDS的相位舍位杂散分析及其抑制方法
- They have decided to phase in the new techniques. 他们已决定逐步引入新技术。
- The windshield wipers are out of phase now. 挡水玻璃刮水器现在动作不协调。
- The Effect of the Phase Truncation on the Output Spurious Characteristics of a DDS 相位舍位对直接数字频率合成杂散特性的影响
- A phase or an aspect of a logically developing process. 契机一个按逻辑发展过程的阶段或方面
- British Leyland has announced plans to phase out some of its cars next year. 英国雷兰德汽车公司已宣布他们明年将逐步淘汰某些型号的汽车的计划。
- The army plans to phase out the equipment as it becomes obsolete. 军队计划淘汰这些设备，因为它们已经报废了。
- The disease was discovered in an early phase. 病在早期已被发现。
- phase truncation 相位截断
- These two sinusoids are nearly out of phase. 这两个正弦波几乎是反相的。
