P3.20. Consider an analog signal xa (t) = sin (2πt), 0 ≤t≤ 1. It is sampled at Ts = 0.01, 0.05, and 0.1 sec intervals to obtain x(n). b) Reconstruct the analog signal ya (t) from the samples x(n) using the sinc interpolation (use ∆ t = 0.001) and determine the frequency in ya (t) from your plot. (Ignore the end effects.) C) Reconstruct the analog signal ya (t) from the samples x (n) using the cubic spline interpolation and determine the frequency in ya (t) from your plot. (Ignore the end effects.)
標(biāo)簽： Consider sampled analog signal
上傳時(shí)間： 2017-07-12
上傳用戶：咔樂(lè)塢
When trying to extract information from SAR images, we need to distinguish two types of image property. The more important is where properties of the scene (e.g., its dielectric constant, its geometry, its motion, etc.) produce effects in the image measurements or examination of the image then can provide information about the scene. The second is generated purely by the system and the signal processing.
標(biāo)簽： distinguish information extract trying
上傳時(shí)間： 2014-01-09
上傳用戶：huyiming139
A java based programming environment - processing - free from processing.org. here it uses a free library - OpenCV - to detect blobs in a live video capture - some parts like - hands or head or the entire human are evidenced through some visual effects.
標(biāo)簽： processing free environment programming
上傳時(shí)間： 2013-12-26
上傳用戶：erkuizhang
[開(kāi)源 綠色軟件] [運(yùn)行環(huán)境 Windows XP/7/8/10] [語(yǔ)言 簡(jiǎn)體/繁體/English/Unicode] A cool music player. Powered by Bass and BassVis. 極簡(jiǎn)本地音樂(lè)播放器，透明、純文本界面。支持輕媒體庫(kù)、歌詞、可視化。最小化到托盤(pán)，占用資源少，適合邊聽(tīng)音樂(lè)邊工作。 應(yīng)網(wǎng)友要求，加入了Tag編輯、自動(dòng)切換列表、播放隊(duì)列、鼠標(biāo)手勢(shì)、均衡器、音頻設(shè)備選擇、全局音量滾輪（托盤(pán)區(qū)域）、字體設(shè)置、極簡(jiǎn)模式、鼠標(biāo)穿透、嵌入桌面、簡(jiǎn)單布局等功能。 homepage> mcool.appinn.me ==================================================== 音頻格式APE、FLAC、WavPack、MP3、OGG、TTA、TAK、Musepack、AAC、AC3、WMA、Wav、CD、ALAC、Aiff、MOD、CUE ==================================================== 更新歷史: 3336 -2016.3.25 點(diǎn)睛之筆：任意布局（追上foobar2000）。Arbitrary layout (all in one). 3330 -2016.3.10 一體布局之比例調(diào)節(jié)（初具foobar2000風(fēng)貌）。Ratio adjust (all in one). 3308 -2015.11.28 歌詞微調(diào)（在選項(xiàng)>常規(guī)>鼠標(biāo)手勢(shì)里設(shè)置）。Adds function of lyrics tuning. 3306 -2015.11.15 電臺(tái)模式（整點(diǎn)時(shí)切換歌曲或列表，并非在線音樂(lè)），以及多聲卡支持。Adds radio mode, and multi sound card support. 3300 -2015.10.15 完善細(xì)節(jié)，修復(fù)切歌卡住bug。完美版。Fixes some bugs. 3280 -2015.8.1 簡(jiǎn)單布局功能。Layout (all in one) function. 3260 -2015.6.1 Win10模式。Win10 mode. 3252 -2015.5.10 任務(wù)欄進(jìn)度條。Taskbar progress display. 3236 -2015.4.10 點(diǎn)睛之筆：透明度調(diào)節(jié)。Adds function of transparency tuning. 3232 -2015.3.25 自定義軟件名（請(qǐng)?jiān)趍cool.ini中手動(dòng)修改）。Adds function of customizing app name. 3230 -2015.3.12 Airplay復(fù)刻界面。Airplay interface copy. 3218 -2015.1.20 桌面歌詞。Desktop lyrics. 3216 -2015.1.12 一體化界面（學(xué)習(xí)Foobar2000和豆瓣FM）。All in one interface. 3212 -2015.1.6 新增Winamp音效插件支持（學(xué)習(xí)千千靜聽(tīng)），以及滾輪穿透功能（學(xué)習(xí)Airplay3）。Adds Winamp DSP plugins support, and adds function of wheel transparent. Winamp音效插件下載：http://uploadgeneration.info/Winamp/www.winamp.com/plugins/dsp-effect/5/top-rated.html 3210 -2014.12.28 重要更新：本地音量調(diào)節(jié)、自定義鼠標(biāo)鍵/手勢(shì)。Adds local volume control, and adds fuction of customizing mouse control / gesture. 3208 -2014.11.25 簡(jiǎn)化右鍵菜單，常規(guī)項(xiàng)目移到選項(xiàng)窗口。Simplifies the popup menu, moves the general items to option window. 3206 -2014.11.22 新增文本對(duì)齊選項(xiàng)，重新設(shè)計(jì)導(dǎo)航按鈕。Adds option of text alignment, and redesigns the buttons of playback. 3202 -2014.11.10 新增播放記憶、片段循環(huán)（Hotkey: Ctrl+1/2）和貼邊隱藏功能。Adds functions of playback memory, AB repeat and screen side hide. 3200 -2014.11.5 新增無(wú)界面選項(xiàng)（先去掉托盤(pán)圖標(biāo)，然后Ctrl+Alt+W隱藏界面，Ctrl+Alt+X關(guān)閉）。Adds option of no interface. 3191 -2014.8.26 嵌入桌面。Pins to desktop. 3190 -2014.8.19 音樂(lè)管理第一步：列表分組。Playlists grouping. 3186 -2014.8.10 基于列表的分級(jí)系統(tǒng)（Hotkey:0..5）。Rating system based on playlist. 3181 -2014.8.1 啟用新圖標(biāo)（由虹吸墨作者BGLL友情制作）。Uses the new icon. 3180 -2014.7.22 新增Win7任務(wù)欄特效。Adds windows 7 taskbar effect. 3166 -2014.6.29 重要更新：自動(dòng)下載專(zhuān)輯封面（源于歌詞迷）。Downloads album covers from geci.me. 3160 -2014.6.1 重要更新：新增極簡(jiǎn)模式，以及OGG/Opus內(nèi)置封面顯示功能。Adds minimalist mode, and adds function of displaying cover embedded in OGG/Opus. 3152 -2014.5.18 添加托盤(pán)右鍵菜單，新增MP4/M4A(ALAC)內(nèi)置封面顯示功能。Adds systray popup menu, and adds function of displaying cover embedded in MP4/M4A(ALAC). 3151 -2014.5.1 重新設(shè)計(jì)可視化效果，新增示波器效果。Redesigns visual effects, and adds oscilloscope effect. 3150 -2014.4.20 采用歌詞迷API下載歌詞。Downloads lyrics from geci.me. 3136 -2014.3.30 加入可選的按鈕，以及鼠標(biāo)穿透功能。Adds function of transparent window. 3132 -2014.3.6 簡(jiǎn)化界面，向Foobar2K看齊；增加正在播放面板。Simplifies the interface, and adds now playing panel. 3130 -2014.2.26 重要更新：按照專(zhuān)輯分組。Grouping by album. 3120 -2014.2.18 優(yōu)化字體渲染（Windows7/8下）。Optimizes font rendering in Windows 7/8. 3110 -2014.1.26 點(diǎn)睛之筆：自定義字體顏色。Adds function of customizing font color. 3108 -2013.11.16 Last.fm同步功能（請(qǐng)到主頁(yè)下載插件）。Last.fm scrobbler support. 3106 -2013.11.8 可回溯的隨機(jī)播放（學(xué)習(xí)Airplay 2）。Random playback can be traced back. 3103 -2013.10.12 優(yōu)化右鍵菜單。Optimizes popup menu. 3102 -2013.9.30 修改滾動(dòng)條樣式，增加音頻緩沖選項(xiàng)。Modifies style of scroll bar, and adds option of audio buffer length. 3100 -2013.9.10 無(wú)邊框設(shè)計(jì)；迷你模式也可以不置頂（Hotkey:T）。Borderless designs. 3086 -2013.8.20 增加歌詞面板功能。Adds function of lyrics panel. 3082 -2013.8.08 增加在可視化界面顯示歌詞功能。Adds function of displaying lyrics on visual interface. 3080 -2013.8.01 新增設(shè)置字體功能，恢復(fù)簡(jiǎn)單的自動(dòng)關(guān)機(jī)功能。Adds function of setting font, and re-adds simple function of auto shutdown. 3060 -2013.6.26 修復(fù)在迷你模式停止響應(yīng)的Bug，去掉自動(dòng)關(guān)機(jī)、歌詞調(diào)整功能。Fixes bug of stop responding in mini mode, and removes functions of auto shutdown and lyrics trimming. 3050 -2013.5.23 增加手勢(shì)功能。Adds gesture function. 3030 -2013.3.10 增加Aero磨砂玻璃效果[如需源碼請(qǐng)聯(lián)系我]，XP/Win7/8無(wú)差別顯示，按Insert鍵開(kāi)啟。Adds aero glass effect. 3020 -2013.2.23 增加簡(jiǎn)易Tag編輯功能（選中并單擊即可，相當(dāng)于資源管理器中的重命名，按照[歌手 - 歌名][專(zhuān)輯]格式進(jìn)行編輯）。Adds function of editing audio tags (select and click, edit with [artist - title][album] format). 3010 -2013.1.23 應(yīng)網(wǎng)友要求，加入讀取內(nèi)嵌CUE、歌詞及專(zhuān)輯封面功能。Adds function of reading CUE, LRC and album cover built in media. 3002 -2012.11.03 無(wú)按鈕設(shè)計(jì)；微調(diào)進(jìn)度條尺寸。Buttonless design; modifies the size of the progress bar. 3001 -2012.10.15 重要改進(jìn)，界面即按鈕：?jiǎn)螕?- 播放/暫停，按住 - 前進(jìn)。Important update, the interface is a button: Click - Play/Pause, Hold Down - Next. 3000 -2012.9.28 增加Win8模式。Adds Win8 mode option. 2982 -2012.8.26 在Win8下使用微軟雅黑字體。Uses Microsoft YaHei font in Windows 8 CHS. 2981 -2012.8.20 視頻以插件提供（請(qǐng)到主頁(yè)下載），增加單曲循環(huán)功能。Adds function of repeat track. 2980 -2012.7.26 簡(jiǎn)化代碼，去掉視頻和MIDI支持。Removes the video and MIDI support. 2970 -2012.7.20 增加媒體信息顯示功能。Adds function of displaying media info. 2960 -2012.6.28 增加專(zhuān)輯封面顯示功能（Hotkey:Ins）。Adds function of displaying album cover. 2956 -2012.6.01 再次簡(jiǎn)化界面。Simplifies the interface again. 2952 -2012.4.28 增加音頻設(shè)備選擇功能：DS、ASIO、WASAPI。Adds function of selecting playback device. 2950 -2012.3.30 *增加滾輪調(diào)節(jié)音量功能（在托盤(pán)，中鍵靜音）和媒體鍵支持。Adds function of setting volume by mouse wheel (over systray, middle click to mute), and adds multimedia keys support. 2936 -2012.3.17 微調(diào)界面，修復(fù)物理刪除失效的BUG。Fine-tunes the interface, and restores the physical delete function. 2930 -2012.2.27 增加TAK格式支持。Adds TAK format support. 2923 -2012.2.12 緊急修復(fù)上一版出現(xiàn)的字體模糊BUG（Vista/Win7下），增加在任務(wù)欄顯/隱圖標(biāo)功能（Ctrl+T）。Fixes font vague bug for Vista/Win7, and adds showing/hiding icon on taskbar function. 2920 -2012.2.08 微調(diào)界面，優(yōu)化CPU占用（啟用背景圖片時(shí)）。Fine-tunes the interface, and optimizes CPU utilization (while enable background image). 2912 -2012.1.12 增加播放隊(duì)列功能。Adds playback queue function. 2910 -2011.12.25 改進(jìn)迷你模式，增加查找功能。Improves mini mode, and adds find function. *注：此功能對(duì)殺毒軟件過(guò)敏，開(kāi)啟方法：按F1進(jìn)入選項(xiàng)，勾選全局快捷鍵。The feature is allergic to the anti-virus software.
上傳時(shí)間： 2016-06-10
上傳用戶：fanghua
Improved guaranteed cost control and quantum adaptive control are developed in this study for a quadrotor helicopter with state delay and actuator faults. Improved guaranteed cost control is designed to eliminate disturbance effects and guarantee the robust stability of a quadrotor helicopter with state delay. The inapplicability of guaranteed cost control to the quadrotor linear model is addressed by combining guaranteed cost control with a model reference linear quadratic regulator. In the event of actuator faults, quadrotor tracking performance is maintained through quantum adaptive control. Finally, the availability of the proposed scheme is verified through numerical simulation
標(biāo)簽： Control Helicopter Guaranteed Quadrotor Adaptive Strategy Improved Quantum Delay State
上傳時(shí)間： 2017-07-15
上傳用戶：bingzi_ml
Correction of distortion effects caused by tubing systemsin measurements of fluctuating pressures
標(biāo)簽： measurements fluctuating Correction distortion systemsin pressures effects caused tubing of
上傳時(shí)間： 2017-12-07
上傳用戶：cgb2020
由STC89C51單片機(jī)來(lái)控制DHT11傳感器采集的溫濕度的轉(zhuǎn)換、1602液晶屏的顯示，以及蜂鳴器的報(bào)警。
上傳時(shí)間： 2018-04-27
上傳用戶：luson
During the past two decades there has been a substantial growth in research in wireless communications. The number of journals published from various parts of the world catering to the research community has grown exponentially. Despite such a growth, the engineering community still needs more information so as to thoroughly comprehend wireless channel characteristics. What specifically must be understood are the effects of channel degradation brought on by statistical fluctua- tions in the channel.
標(biāo)簽： Shadowing Wireless Systems Fading and in
上傳時(shí)間： 2020-05-27
上傳用戶：shancjb
Radio propagation measurements and channel modelling continue to be of fundamental importance to radio system design. As new technology enables dynamic spectrum access and higher data rates, radio propagation effects such as shadowing, the presence of multipath and frequency dispersion are the limiting factors in the design of wireless communication systems. While there are several books covering the topic of radio propagation in various frequency bands, there appears to be no books on radio propagation measurements, which this book addresses at length.
標(biāo)簽： Propagation Measurement Radio
上傳時(shí)間： 2020-06-01
上傳用戶：shancjb
The book is written for those concerned with the design and performance of satellite communications systems employed in fixed point-to-point, broadcasting, mobile, radio- navigation,data-relay,computercommunications,andrelatedsatellite-basedapplications.The recentrapidgrowthinsatellitecommunicationshascreatedaneedforaccurateinformationon both satellite communications systems engineering and the impact of atmospheric effects on satellite link design and system performance. This book addresses that need for the first time in a single comprehensive source.
標(biāo)簽： Communications Satellite Systems
上傳時(shí)間： 2020-06-01
上傳用戶：shancjb
蟲(chóng)蟲(chóng)下載站版權(quán)所有 京ICP備2021023401號(hào)-1
