查询词典 waveform editor

The audio waveform is divided into several pieces according to the pitch period, and then the successive pieces with the same semitone arc grouped into one segment. The scaling operations arc performed on all these segments by the pre defined scaling factor.

首先利用基音分析技术将整个音频波形分割为若干基音周期，然后以半音为单位将连续的基音周期组织成音频段落，并在各个段落内部按指定比例进行缩放。

With AudioEdit Deluxe you can perform two-way conversions among CD, MP3, MP2, WAV, WMA, and OGG; open, create, and save audio files in any of the supported formats (can also save any portion of a loaded file to disk as a new file); display audio data waveform (Zoom Full, Zoom In, Zoom Out, Zoom Vertical); play audio files or any portion of the files; record audio data from a microphone or any other available input device; edit audio files visually (Cut, Copy, Delete Selection, Crop, Trim, Paste, Paste From File, Mix, Mix From File); apply various effects (Amplify, Compressor, Delay, Equalize, Fade In and Fade Out, Flanger, Invert, Normalize, Phaser, Reverb, Reverse, Shrink, Silence, Stretch, Vibrato); apply different filters to any selected portion of audio files (Band Pass Filter, High Pass Filter, High Shelf Filter, Low Pass Filter, Low Shelf Filter, Notch Filter); insert noise or silence into audio files; Insert information into audio files (Album, Artist, Copyright, Genre, Title, Year); complete, multi-level undo and redo capabilities; advanced, burn-proof audio CD recording; and much more.

与audioedit豪华您可以执行双程转换之间的CD ， MP3等， mp2 ， wav ，的WMA ，和OGG ；打开，创建和保存音频文件中的任何支持的格式（也可以保存的任何部分，加载文件到磁盘作为一个新的文件）；显示音频数据的波形（放大充分，放大，缩小，缩小垂直）；播放音频文件或任何部分的文件；记录音频数据从一个麦克风或任何其他可输入设备；编辑音频文件的视觉（剪切，复制，删除选择，剪裁，修剪，粘贴，粘贴文件，混音，混音，从文件）；适用於各种效果（放大，压缩，延时，均衡，淡出在和淡出，镶边，反转，正常化，相位，混响，扭转，收缩，沉默，舒展，颤音）；适用於不同的过滤器，以任何选定的部分音频文件（带通滤波器，高通滤波器，高货架过滤器，低通滤波器，低大陆架滤波器，陷波器）；插入噪音或沉默到音频文件；插入信息转化为音频文件（专辑名称，艺人，版权，流派，标题，年）；完整的，多层次，撤消和重做的能力；先进，烧伤证明音频CD烧录；得多。

Open, create, and save audio files in any of the supported formats (can also save any portion of a loaded file to disk as a new file); Display audio data waveform (Zoom Full, Zoom In, Zoom Out, Zoom Vertical); Play audio files or any portion of the files; Record audio data from a microphone or any other available input device; Edit audio files visually (Cut, Copy, Delete Selection, Delete Silence, Paste, Paste From File, Mix, Mix From File); Apply various effects (Amplify, Compressor, Delay, Equalize, Fade In and Fade Out, Flanger, Invert, Normalize, Phaser, Reverb, Reverse, Silence, Shrink, Stretch, Vibrato, etc.); Apply different filters to any selected portion of audio files; Supports all major audio file formats such as uncompressed WAV; compressed WAV; MP3, MP2; Ogg; WMA; CDA; AVI; AIFF; AU; G.721, G.723, G.726; VOX; RAW.

音频编辑与魔术你可以：开放、创造、救任何音频文件格式的支持(也可以节省一部分的任何档案装作为一个新的磁盘档案)；数据显示音频波形(变焦满变焦，变焦，变焦垂直)；发挥音频文件或任何部分档案；音频记录数据可从麦克风或其他输入设备；视音频编辑档案(减、拷贝、选择删除，删除沉默，糊，糊，从立案、组合，从组合档案)；运用各种效果(放大、压缩、延迟、均衡、而在淡出褪色、对接、转化、规范化、移相、混响、逆向、沉默、退缩、舒展、颤音等)；采用不同过滤任何选定部分音像档案；支持所有主要的音频文件格式如无压缩波；压缩波； MP3及MP2等； Ogg；医协；综合；中AVI； aiff；凹； G.721、g.723、压缩；氧化钒；生吃。

In this paper,An idea on the design of arbitrary waveform synthesizer which based on high speed digital and analog circuits is introduced.

文中介绍了一种基于高速数模电路的任意波形发生器设计思路及其工程实现模型，并就其相位噪声、杂散电平等性能加以分析。

By analyzing a variety of structural systems of digtal waveform synthesizer based on coordinate method, a more comprehesive system description is given.

全面系统地分析了基于坐标法的各种数字波形合成器的结构体系，提出了比较系统、完整的体系描述。

The primary work in this dissertation:(1) This dissertation compares the differences and similarities between direct digital waveform synthesizer and direct digital frequency synthesizer.

本文的主要工作之处在于：(1)对直接数字波形合成及直接数字频率合成两种数字波形产生方法进行了分析对比。

Direct digital waveform synthesizer; linear frequency modulated signal; digital-to-analog conlerter; pulse compression

直接数字波形合成；线性调频信号；数模转换器；脉冲压缩

This paper systematically researched this sort of nonuniformly sampled signals'digital spectrum structure, signal-to-noise ratio , the response of D/A converter with nonuniformly sampled signals, the algorithm for estimating timing offsets, the relationship between the discrete time expression of the total energy and the continuous time expression, the estimation of the average power, the algorithm of recovery and application in designing and analyzing the digital waveform synthesizer.

本文全面系统地研究了这类周期性非均匀采样信号的数字谱结构，信噪比表达式，数模转换器对非均匀采样信号输入的响应，误差校正算法，时域与频域的能量对应关系，对功率测量的影响，内插恢复算法，以及在设计和分析数字波形合成器中的应用。

Direct digital waveform synthesizer is a digital method that the radar signal is generally generated.The error resource of DDWS is presented.The principle that signal is reconstructed in digital-to-analog converters is analyzed in the DDWS structure.

介绍了直接数字波形合成(direct digital waveform synthesizer，DDWS)的误差来源，分析了DDWS结构中其数模转换器信号重构机理，比较研究了DAC信号重构误差对输出信号脉冲压缩结果的影响。

Emphasis is laid on the research progress in the field of new generation speech synthesis technology contributed by USTC iFlytek speech laboratory, which includes integration articulatory and acoustic features for improving the flexibility of acoustic parameter generation; a minimum generation error criterion proposed to replace maximum likelihood for improving synthesized speech quality; use of unit selection and waveform concatenation to replace parametric synthesizer, thus effectively avoiding the limitation of speech quality in HMM based parametric synthesis.

重点介绍中国科学技术大学讯飞语音实验室在发展新一代语音合成技术中的贡献，包括：融合发音器官参数与声学参数，提高声学参数生成的灵活性；以最小生成误差准则取代最大似然准则，提高合成语音的音质；使用单元挑选与波形拼接方法取代参数合成器重构，从根本上改善HMM参数语音合成器在合成语音音质上的不足。

Tom: You are right, he worked hard all the time.

你是对的。他一直都是努力工作。

Take shortcomings,failures,and mockings of others as commonplace and a drive to complete oneself,hold your own opinion over the evalution and disscution divested from others,afterwards sink into the state of eliminate mistakes if any or encourge oneself being not being influenced by the sayinngs of others or having no ideas to do.

把缺点、失败及别人的耻笑等看成是一种常事，当成完善自己的动力，对别人的评价和议论自己心中有主见，做到&有则改之，无则加勉&，不为人言所左右或无所适从。