摘要：
The Goertzel algorithm can perform tone detection using much less CPU horsepower than the Fast Fourier Transform, but many engineers have never heard 阅读全文
随笔分类 - 算法
Detecting CTCSS tones with Goertzel's algorithm
2021-02-12 12:38 by dreamboy2000, 291 阅读, 收藏, 编辑
摘要：
Detecting CTCSS tones with Goertzel’s algorithm April 21, 2006 Embedded StaffMost engineers involved in the design of Software Defined Radio (SDR) app 阅读全文
Digital Filter Design
2020-03-22 19:04 by dreamboy2000, 1281 阅读, 收藏, 编辑
摘要：
Digital Filter Design Introduction The purpose of this book is to provide you with different theorethical and practical approaches to digital filter d 阅读全文
GLOAY (24,12,8) 与 GLOAY(23,12,7)
2020-03-06 00:59 by dreamboy2000, 546 阅读, 收藏, 编辑
摘要：
Services Projects Testimonials Articles Contact Call us on540-966-4356 Using The Golay Error Detection And Correction Code (C) 2003 Hank Wallace The c 阅读全文
不归零编码NRZ
2019-08-26 15:28 by dreamboy2000, 1926 阅读, 收藏, 编辑
摘要：
在传送分组时，USB应用了NRZI编码方式。信号电平的一次反转代表1，电平不变化表示0，并且在表示完一个码元后，电压不需回到0 不归零制编码是效率最高的编码 缺点是存在发送方和接收方的同步问题 单极性不归零码,无电压(也就是元电流)用来表示"0",而恒定的正电压用来表示"1"。每一个码元时间的中间点 阅读全文
HDLC Framing
2019-08-15 14:34 by dreamboy2000, 219 阅读, 收藏, 编辑
摘要：
引用: http://www.erg.abdn.ac.uk/users/gorry/eg3567/dl-pages/hdlc-framing.html HDLC Framing The High Level Link Control (HDLC) protocol defined by the In 阅读全文
