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ch03
杨建国老师的通讯原理课件,第三章模拟信号的调制与解调,主要讲述信号产生与调制,射频特性,解调,MSK、GMSK、PSK、QPSK、BPSK、QAM等原理(Yang Jianguo teacher communication principles of courseware, the third chapter of the analog signal modulation and demodulation, and focuses on the signal generation and modulation, the RF characteristics, demodulation, MSK, GMSK, PSK, QPSK, as BPSK, QAM and other principles of)
- 2012-06-12 10:45:39下载
- 积分:1
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PSD
本程序计算了连续相位调制CPM的功率谱密度(The program calculates the continuous phase modulation CPM power spectral density)
- 2021-01-13 19:18:47下载
- 积分:1
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PMA
PMA规约模拟测试软件。适合初学者使用,包含几个常用规约(PMA Statute of the simulation test software)
- 2013-09-17 12:23:28下载
- 积分:1
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VB_Modbus-RTU
VB6.0与变频器的RS485或Modbus通讯,控制变频器的参数设定,运行状态,运行频率,读当前状态,电流,电压,频率,故障等。支持远距离控制。(VB6.0 and drive the RS485 or Modbus communications, control the inverter parameter settings, operation status, operating frequency, read the current state, current, voltage, frequency, fault and so on. Support remote control.)
- 2011-05-13 22:21:12下载
- 积分:1
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com
VS2010串口例程,VC2010写的串口调试助手,开发环境为VS2010,使用的uncioud环境,纯API,不错的C++串行通讯例子程序,希望能对串口学习的朋友有所帮助 (VS2010 serial routines, VC2010 write serial debugging assistant development environment VS2010, using uncioud environment, pure API, a good example of C++ serial communication program, hoping to help a friend learn the serial port)
- 2011-08-11 13:20:01下载
- 积分:1
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alsa-lib.tar
i8320 系统服务与组件,提取自limo操作系统内核完整源代码(i8320 system services and components extracted from the limo complete source code for the operating system kernel)
- 2011-10-12 19:45:39下载
- 积分:1
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CRC
Sample code in VB.NET for calculate and check CRC (Modbus specification).
Supported both string format (like MSComm) and bytes array(like DCB).
- 2010-03-10 23:25:16下载
- 积分:1
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modulation
有关4QAM,16QAM,64QAM,DQPSK的调制解调的(The 4QAM, 16QAM, 64QAM, DQPSK modulation and Demodulation)
- 2020-10-19 19:07:25下载
- 积分:1
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61549816REXOSReference
高通,rex,OS,很好的文档~~~!!!(Qualcomm, rex, OS, a very good document ~ ~ ~)
- 2009-07-09 19:45:52下载
- 积分:1
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CPCOL_2006JAN06_RFA_POM_AN_04
无线手机使用的集成式功放器/淤波器前端The use of wireless mobile devices, integrated power amplifier / silt-wave front-end(The use of wireless mobile devices, integrated power amplifier/silt-wave front-end)
- 2009-03-05 21:00:56下载
- 积分:1