联合开发网   搜索   要求与建议
                登陆    注册
排序按匹配   按投票   按下载次数   按上传日期
按分类查找All 通讯编程(495) 

[通讯编程] MODBUS-TCP-wechat

这个一个基于pyqt框架下的数据推流平台,可以将获取到的modbus-tcp从站数据,通过http推流至一个网址,可以接入腾讯企业微信平台
This data streaming platform based on the pyqt framework can stream the acquired modbus tcp slave data to a website through http, and can access Tencent s WeChat platform (2024-04-02, Others, 0KB, 下载0次)

http://www.pudn.com/Download/item/id/1712032888171558.html

[通讯编程] 2FSK传输系统(相干解调)

产生基带信号,仿真FSK调制与解调原理,采用相干解调解调从FSK调制信号,并绘出不同信噪比下的误码率曲线图
The baseband signal is generated, the principle of FSK modulation and demodulation is simulated, the coherent demodulation is used to demodulate the modulated signal from FSK, and the BER curves under different SNR are drawn (2021-01-09, matlab, 3KB, 下载0次)

http://www.pudn.com/Download/item/id/1610199723376048.html

[通讯编程] xnecke

设计一种具体的导引辅助的信道估计方法,用Simulink进行仿真,测量BPSK调制时的误码率性能,画出比特信噪比与信道估计
A specific guidance-assisted channel estimation method is designed and simulated with Simulink. The bit error rate (BER) performance of BPSK modulation is measured, and the bit-to-noise ratio (SNR) and channel estimation are drawn. (2019-03-28, matlab, 171KB, 下载3次)

http://www.pudn.com/Download/item/id/1553751705344293.html

[通讯编程] analog_modulation

模拟调制识别各特征参数随信噪比变化曲线。信号的瞬时信息包括瞬时幅度、瞬时相位、瞬时频率及其不同角度的统计特征值,其中瞬时幅度、瞬时相位、瞬时频率是一个信号最基本的特征。(AM、DSB、SSB、VSB、FM、AM-FM)
Simulated Modulation Recognition Curve of Variation of Characteristic Parameters with Signal-to-Noise Ratio (2019-03-07, matlab, 3KB, 下载17次)

http://www.pudn.com/Download/item/id/1551964602869027.html

[通讯编程] dsb

用MATLAB产生一个频率为1Hz,功率为1的余弦信源,载波频率为10Hz,求出调制信号的功率谱密度,以及相干解调后的信号波形
A cosine source with 1 Hz frequency and 1 power and 10 Hz carrier frequency is generated by using MATLAB. The power spectral density of the modulated signal and the signal waveform after coherent demodulation are obtained. (2019-01-22, matlab, 1KB, 下载0次)

http://www.pudn.com/Download/item/id/1548126663620637.html

[通讯编程] PM

此matlab程序给出了调相调制(PM调制)与解调的仿真过程,并分析比较了在不同信噪比的条件下调制与解调的性能
This MATLAB program gives the simulation process of phase modulation ( PM modulation ) and demodulation, and analyzes and compares the performance of modulation and demodulation under different signal-to-noise ratios (2018-11-25, matlab, 1KB, 下载7次)

http://www.pudn.com/Download/item/id/1543136308324940.html

[通讯编程] 施耐德变频器通讯

西门子S7-200 PLC通讯smart触摸屏,然后屏幕内参数调整给施耐德变频器写频率
SIEMENS S7-200 PLC communications smart touch screen, and then adjust the screen parameters to the Schneider frequency converter write frequency (2017-10-27, PLC, 3273KB, 下载10次)

http://www.pudn.com/Download/item/id/1509087049466851.html

[通讯编程] xmapp_asp_v1.0

行盟APP是结合了通信和互联网的优势,加之云计算所拥有的强大信息资源,借助广大的终端传递服务,潜在的拥有巨大商机。 她到底是什么,又有什么作用? 她是一款手机应用软件; 她是一款专门为企业服务的手机应用软件; 她是一款能够将企业各种信息放入其中并进行推广传播的手机应用软件!
Union Bank combines the advantages of APP is communication and the Internet, combined with powerful cloud computing information resources owned, with the majority of the terminal delivery service, has a huge potential business opportunities. What is she in the end, what is the role? She is a mobile application software She is a dedicated mobile applications for business services She is a capable enterprise into which all kinds of information and promotion of mobile applications spread! (2014-06-16, ASP, 5778KB, 下载8次)

http://www.pudn.com/Download/item/id/2568449.html

[通讯编程] GSM-physical-layer-outline-design

一个关于GSM物理层协议的详细介绍,主要包括信道编解码,调制解调\信源编解码等,各位可以下下来看看,是中文版的
One on the GSM physical layer protocol in detail, including channel coding and decoding, modulation and demodulation \ source codec, etc., you can look down, is the Chinese version of the (2013-06-09, WORD, 713KB, 下载33次)

http://www.pudn.com/Download/item/id/2274986.html

[通讯编程] MIMO

基于STBC编码的mimo—ofdm源程序,其中包括QSK调制,IFFT,以及接收端的判别,最后得到误码率信噪比的曲线
STBC coding based mimo-ofdm source, including QSK modulation, IFFT, and the receiving end of the identification, the final signal to noise ratio of the curve obtained BER (2013-05-30, Visual C++, 14KB, 下载14次)

http://www.pudn.com/Download/item/id/2263976.html

[通讯编程] Minn_method_MSE

OFDM 同步算法 MINN算法的MSE信噪比matlab程序
MSE SNR OFDM synchronization algorithm MINN algorithm matlab program (2012-10-15, matlab, 1KB, 下载149次)

http://www.pudn.com/Download/item/id/2015921.html

[通讯编程] MOFDM_synca

Matlab的OFDM在多径Rayleigh信道下的同步1. 假设频率已同步,设计OFDM一种具体的采用循环前缀进行时间同步方法,用Simulink进行仿真,画出比特特信噪比与捕获概率的关系曲线。2. 设时间已同步,设计OFDM一种具体的采用循环前缀进行频率同步方法,用Simulink进行仿真,画出比特信噪比与频率同步误差的关系曲线.
Matlab for OFDM under the multipath Rayleigh channel synchronization. Assuming frequency synchronization, a specific design of OFDM cyclic prefix time synchronization method, using Simulink simulation, draw Bite Te signal to noise ratio and the relationship between capture probability curve . Set up time synchronization, a specific design of OFDM cyclic prefix for frequency synchronization method, using Simulink simulation, draw the curve of the bit signal to noise ratio and frequency synchronization errors. (2012-08-20, Visual C++, 22KB, 下载17次)

http://www.pudn.com/Download/item/id/1970535.html

[通讯编程] channel-Simulink

对高斯,瑞利,莱斯信道的Simulink仿真。分别比较在不同信道中相同信噪比下的误码率
For Gauss, Rayleigh, Rician channel simulation Simulink.Compared respectively in different channels the same SNR BER (2012-06-17, C++ Builder, 44KB, 下载124次)

http://www.pudn.com/Download/item/id/1915675.html

[通讯编程] mimo16

mimo-ofdm系统的仿真程序,通过平坦或衰落信道,信噪比与误码率的关系
MIMO-OFDM system simulation program, through the flat fading channel, descriptioning signal to noise ratio and bit error rate (2012-04-23, matlab, 26KB, 下载44次)

http://www.pudn.com/Download/item/id/1840969.html

[通讯编程] ConvolutionalEncoder

用Viterbi译码的方法进行解码,其中的编解码全部自己编写代码(S-Function方式),在加性白高斯噪声信道中,画出比特信噪比与误码率的关系曲线。
With Viterbi decoding method of decoding, encoding and decoding them all to write your own code (S-Function mode), the additive white Gaussian noise channel, signal to noise ratio and bit error rate to draw the curve. (2011-10-17, matlab, 13KB, 下载3次)

http://www.pudn.com/Download/item/id/1671513.html

[通讯编程] cdma2000-codes

cdma2000的Turbo码模拟,从编码到传输到解码,最后输出信噪比误码率曲线
the simulation of cdma2000 turbo code,from code to transport to decode,and the output is the line line of snr to ber (2010-08-04, matlab, 30KB, 下载31次)

http://www.pudn.com/Download/item/id/1259016.html

[通讯编程] NCSentry

ncsentry此软件用来对发那科,三菱,西门子,马扎克,等数控系统模拟切削,传输程序用。
ncsentry This software is used to Fanuc, Mitsubishi, Siemens, Mazak, etc. CNC cutting system simulation, transmission program to use. (2010-03-09, C++ Builder, 4936KB, 下载66次)

http://www.pudn.com/Download/item/id/1080764.html

[通讯编程] CommunicationIndustry2010

通信行业2010是针对2010年找工作的应届生求职大礼包,其中包含通信行业的基本构成、行业发展状况分析、通信运营商、3G、通信行业的笔试与面试经验和相关行业内著名企业介绍。
In the file you are supposed to know about the current development of communication up to now. (2009-12-18, PDF, 593KB, 下载23次)

http://www.pudn.com/Download/item/id/1009569.html

[通讯编程] CMPP3.0

本接口库使用VC6.0开发,实现了CMPP3.0的客户端和服务端的所有功能。采用面向对象的方法和消息触发的机制,适用于所有的WINDOWS平台,V1.10版是V1.00版的升级版本(CMPP3.0 V1.00于2004.01.10通过了北京移动亚信网关,卓望DSMP测试.),性能更稳定,功能更丰富。
CMPP3.0 (2009-08-02, Visual C++, 48KB, 下载70次)

http://www.pudn.com/Download/item/id/864343.html

[通讯编程] gsm_mobilephone_develope

Gsm手机(短信息,电话簿)开发库C++源代码 通过GSM modem 或 IrDA 设备 基于GSM标准: ETSI GSM 07.07, ETSI GSM 07.05
Gsm themis Lennon (fools rush信messaging changchu , shift) Xi Kai walked C++ Daitou Tungsten measurements Toru Services GSM modem Mody IrDA cheery quilt GSM-de-sac price Catalpol准: ETSI GSM 07.07, ETSI GSM 07.05 (2008-05-08, Visual C++, 407KB, 下载16次)

http://www.pudn.com/Download/item/id/456944.html