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技术资料 分数阶Fourier变换

分数阶FROURIER变换目标：>FRFT的本质特证之一：旋转不变性>FRFT的本质特征之二：FRFT的内涵>FRFT特别适用于LFM信号的分析与处理>FFT为FRFT的一个特例相关术语>FRFT:Fractional Fourier Transform>广义Fourier变换：Fractional Fourier Transform>STFT:Short-Time Fourier Transform>MSTFT:Modified Short-Time FourierTran ...
https://www.eeworm.com/dl/892939.html
下载: 9
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技术书籍 C语言常见问题集_必知的495个问题

1.1 我如何决定使用那种整数类型？ 如果需要大数值(大于32, 767 或小于¡32, 767), 使用long 型。否则, 如果空间很重要(如有大数组或很多结构), 使用short 型。除此之外, 就使用int 型。如果严格定义的溢出特征很重要而负值无关紧要, 或者你希望在操作二进制位和字节时避免符号扩展的问题, 请使用对应的无符号类型。但 ...
https://www.eeworm.com/dl/537/36754.html
下载: 107
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Java编程 是一本介绍java基础应用的好书 Java For Artists targets both the undergraduate computer science or information te

是一本介绍java基础应用的好书 Java For Artists targets both the undergraduate computer science or information technology student and the practicing programmer. It is both an introductory-level textbook and trade book. As a textbook it employs learning objectives, skill-building exercises, suggested ...
https://www.eeworm.com/dl/633/347511.html
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其他 This book uses the Python language to teach pro - gramming concepts and problem -solving skills,

This book uses the Python language to teach pro - gramming concepts and problem -solving skills, without assuming any previous program- ming experience. With easy-to-understand examples, pseudocode, flowcharts, and other tools, the student learns how to design the logic of programs and then implem ...
https://www.eeworm.com/dl/534/406467.html
下载: 140
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书籍 Silicon-Based+RF+Front-Ends

Ultra-wideband (UWB) technology enables high data-rate short-range communica- tion, in excess of hundredmegabit-per-secondsand up to multi-gigabit-per-seconds, over a wide spectrum of frequencies, while keeping power consumption at low lev- els. This low power operation results in a less-interfering ...
https://www.eeworm.com/dl/522116.html
下载: 1
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书籍 RFID+Security

Radio frequency identification (RFID) is a type of automatic identification systems which has gained popularity in recent years for being fast and reliable in keeping track of the individual objects. In RFID systems, contactless object identification is achieved using radio signals without the need ...
https://www.eeworm.com/dl/522397.html
下载: 1
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技术资料 nRF51802串口透传主从蓝牙4.0模块

文档介绍了一个基于Nordic芯片nRF51802的蓝牙4.0模块，模块可以做主做从，接口支持UART串口，感兴趣的可以下载来看下The VD-B501 is a highly integrated Bluetooth 4.0 BLE module, designed for high data rate, short-range wireless communication in the 2.4GHz ISM band. The module is based on Nordic nRF51802 rad ...
https://www.eeworm.com/dl/845765.html
下载: 7
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技术资料 TEF665X 用户指南

TEF665XA (‘Atomic-2’) is a series of unparalleled single-chip car radio devices with a mainstream performance and feature set. The Atomic-2 series consists of two variants; TEF6657A and TEF6659A. The TEF6657A (Atomic-2 Premium) offers worldwide FM and full AM reception including short wave (SW) up ...
https://www.eeworm.com/dl/848301.html
下载: 10
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技术资料 无线Ad+hoc网络中基于节点停留概率的路径压缩

摘 要：该文提出一种基于节点停留概率的路径压缩算法NSP-PCA。通过计算造成路径变化的节点相对于另一节点传输区域的停留概率，动态预测压缩路径的稳定性，并以此为依据决定压缩操作的优先级。仿真表明，NSP-PCA能有效控制短暂缩减和多次缩减等非正常压缩，在端到端时延，路由开销和包发送率方面均优于SHORT 和PCA压缩算法。 ...
https://www.eeworm.com/dl/892665.html
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技术资料 基于单片机的鳗鱼养殖水质参数监测系统

采用STC89C52单片机作为设计的核心,通过传感器检测水中的pH值、溶解氧、温度以及浑浊度.系统通过对应的传感器探头检测到数据后再经过ADC0832传送给单片机,并实时显示在LCD12864液晶显示屏上.单片机根据养殖环境判断水质是否达到水产养殖的水质要求,并在水质不符合养殖要求时,通过GSM短信模块发送短信,通知养殖人员及时采取 ...
https://www.eeworm.com/dl/898901.html
下载: 7
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