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信道号码的计算。主要应用于现在通用的通信标准cdma wcdma gsm
信道号码的计算。主要应用于现在通用的通信标准cdma wcdma gsm -Channel number of calculations. Is mainly used now a common communications standards cdma wcdma gsm, etc.
- 2022-06-20 07:47:58下载
- 积分:1
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A. 产生一个长为1000的二进制随机序列,“0”的概率为0.8,”1”的概率为0.2;B. 对上述数据进行归零AMI编码,脉冲宽度为符号宽度的50%,波形采样
A. 产生一个长为1000的二进制随机序列,“0”的概率为0.8,”1”的概率为0.2;B. 对上述数据进行归零AMI编码,脉冲宽度为符号宽度的50%,波形采样率为符号率的8倍,画出前20个符号对应的波形(同时给出前20位信源序列);C. 改用HDB3码,画出前20个符号对应的波形;D. 改用密勒码,画出前20个符号对应的波形;E. 分别对上述1000个符号的波形进行功率谱估计,画出功率谱;F. 改变信源“0”的概率,观察AMI码的功率谱变化情况;-have a length of 1,000 random binary sequence, "0" with a probability of 0.8, "a" with a probability of 0.2; B. above zero AMI data coding, and pulse width of symbols width of 50%, waveform sampling rate Symbol rate for the eight times that he painted before the 20 symbols corresponding waveforms (also given before 20 Source sequence); C. HDB3 code switch to depict the former 20 symbols corresponding waveform; D. Miller to switch codes to depict the former 20 symbols corresponding waveform; E. respectively above 1,000 symbols for the power spectrum waveform estimated to depict the power spectrum; F. Change source "0" the probability to observe AMI code changes in the power spectrum;
- 2022-05-24 14:06:42下载
- 积分:1
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时变信道中 OFDM 信号的多 FFT 检测
多FFT解调可与相干或差动相干检测可以应用。差异相干检测可能对时变信道的优点,其中相干检测患有通道
估计误差。最好是在频域中执行的差分编码,即在整个OFDM载波。在可供下载的源代码包在http://millitsa.coe.neu.edu/?q=projects,多FFT解调与差分相干检测和多个接收元件(空间分集)来实现。
- 2022-03-02 11:36:47下载
- 积分:1
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stm32 串口实验
本实验将实现如下功能:本实验串口1将不停的打印信息到电脑上,同时接收从串口发过来的数据,把发送过来的数据直接送回给电脑。
[BREAKPOINTS]
ShowInfoWin = 1
EnableFlashBP = 2
BPDuringExecution = 0
[CFI]
CFISize = 0x00
CFIAddr = 0x00
[CPU]
OverrideMemMap = 0
AllowSimulation = 1
ScriptFile=""
[FLASH]
MinNumBytesFlashDL = 0
SkipProgOnCRCMatch = 1
VerifyDownload = 1
AllowCaching = 1
EnableFlashDL = 2
Override = 0
Device="UNSPECIFIED"
[GENERAL]
WorkRAMSize = 0x00
WorkRAMAddr = 0x00
[SWO]
SWOLogFile=""
[MEM]
RdOverrideOrMask = 0x00
RdOverrideAndMask = 0xFFFFFFFF
RdOverrideAddr = 0xFFFFFFFF
WrOverrideOrMask = 0x00
WrOverrideAndMask = 0xFFFFFFFF
WrOverrideAddr = 0xFFFFFFFF
- 2023-07-24 04:35:03下载
- 积分:1
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蓝牙自动化
在这项研究中,提出toprovide用户对于一个方便的控制接口基于蓝牙的移动电话(MRCBMP)一个多用途的遥控器。红外,RF andBluetooth模块都集成到单片机模块与蓝牙手机通过蓝牙模块合作。由MRCBMP,用户可以控制IR,RF和蓝牙控制的对象,而众多的传统远程controllers.Keywords,遥控器红外,RF,蓝牙,MOBILEPHONE
- 2022-03-03 17:06:48下载
- 积分:1
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3、数据。FTAM是ISO标准协议的成员。交叉
FTAM资料3则。FTAM是ISO标准协议中的成员。具有跨平台的特性。-FTAM data 3. FTAM is the ISO standard protocol members. With cross-platform features.
- 2022-02-21 20:47:47下载
- 积分:1
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文章研究了在OFDM系统中一种基于训练引导的判决反馈均衡技术...
文章研究了在OFDM系统中一种基于训练引导的判决反馈均衡技术-Research article in the OFDM system, a training guide based on the decision feedback equalizer technology
- 2023-04-23 20:15:03下载
- 积分:1
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主要是通过应用程序对skype进行进程间常用功能的控制(如呼叫,挂接电话等),并且整合了PSTN电话功能(需相应的硬件).实现了网络电话与传统的pstn电话与一...
主要是通过应用程序对skype进行进程间常用功能的控制(如呼叫,挂接电话等),并且整合了PSTN电话功能(需相应的硬件).实现了网络电话与传统的pstn电话与一体.-Mainly through the application of the skype feature commonly used to carry out inter-process control (such as call, articulated phone, etc.), and the integration of PSTN telephony functions (subject to the appropriate hardware). Realize the network with the traditional PSTN telephone call with one.
- 2022-08-20 15:07:49下载
- 积分:1
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Visual C++ Serial communication programming practice, Chapter 3 and Chapter 4 So...
Visual C++ 串口通信编程实践 第3章和第4章源码-Visual C++ Serial communication programming practice, Chapter 3 and Chapter 4 Source
- 2022-08-12 19:46:12下载
- 积分:1
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伪随机序列在扩频通信、流密码、信道编码等领域有着十分广泛的应用。文通过对伪随机m序列的编码和译码算法进行的MatLab语言仿真,验证了伪随机序列码的编码和译码算...
伪随机序列在扩频通信、流密码、信道编码等领域有着十分广泛的应用。文通过对伪随机m序列的编码和译码算法进行的MatLab语言仿真,验证了伪随机序列码的编码和译码算法,丰富了伪随机序列的实现方法,并提供了源代码。-Pseudo-random sequence in the spread spectrum communication, stream cipher, in areas such as channel coding has a very wide range of applications. Through the pseudo-random sequence m of encoding and decoding algorithm for the MatLab language simulation code pseudo-random sequence of coding and decoding algorithm, has enriched the realization of pseudo-random sequence method, and provides the source code.
- 2022-01-25 19:23:04下载
- 积分:1