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wuxianshibie
- 装置中阅读器、应答器均有无线传输汉字的功能，载波频率≤5MHz，调制方式任选。不得使用现有射频识别卡或用于识别的专用芯片。装置中的耦合线圈为圆形空芯线圈，用直径不大于1mm的漆包线或有绝缘外皮的导线密绕10圈制成。线圈直径为6.6±0.5cm（可用直径6.6 cm左右的易拉罐作为骨架，绕好取下，用绝缘胶带固定即可）。线圈间的介质为空气。两个耦合线圈最接近部分的间距定义为D。 阅读器、应答器只能使用耦合线圈耦合，不得使用其他耦合方式。 阅读器采用外接单电源供电，具有通过无线方式实现“写”与
QuadratureAmplitudeModulation
- 基于matlab的QAM调制与解调。正交振幅调制（QAM）是一种幅度和相位联合键控（APK）的调制方式。它可以提高系统可靠性，且能获得较高的信息频带利用率，是目前应用较为广泛的一种数字调制方式。 -Matlab based on the QAM modulation and demodulation. Quadrature amplitude modulation (QAM) is a joint amplitude and phase keying (APK) modulation met
DPCM
- DPCM编码,简称差值编码，是对模拟信号幅度抽样的差值进行量化编码的调制方式.-DPCM coding, referred to as difference coding is to sample the analog signal amplitude to quantify the difference between the modulation coding.
qam
- 16QAM调制方式在AWGN信道下的simulink仿真-16QAM modulation in AWGN channel in the simulink simulation
modulation
- 本压缩包包含ASK,FSK,PSK,CDMA调制方式的实现，均为simulink。 另外有chirp调制，以及几种方式误码率的比较。-This folder contains ASK, FSK, PSK, CDMA modulation implemented by Simulink. Besides,there is also chirp modulation, and comparison on the error rate.
cp
- 用Matlab对通信系统中的ask,psk,fsk,dpsk等等调制解调方式做了仿真，并计算作图比较其误码率。-Communication systems using Matlab on the ask, psk, fsk, dpsk etc. modem to the way the simulation, and calculated to compare the bit error rate mapping.
ML5830DS
- 该IC利用的无线频率范围是ISM频带的5.790G～5.840GHz。采用FSK调制方式。集成有上行转换混频器、缓冲器及预驱动器放大器、Fractional-N型（分数型锁相型）频率合成器等-The use of radio frequency IC is the ISM band 5.790G ~ 5.840GHz. Using FSK modulation. Integrated upconverter mixer, buffer and pre-driver amplifier, Frac
QPSKand16QAM
- 该程序是关于扩频通信在不同调制方式下的抗噪声性能比较-compare in Qpsk and 16 QAM in DSSS
modulation
- 基于MATLAB实现数字通信系统中的各种调制方式-MATLAB-based digital communication systems of the various modulation
BPSK_QPSK
- 本程序给出了两种通信调制方式的matlab代码，可以提供给大家参考-This procedure gives the two communication modulation of matlab code that can be provided for your reference
tx_modulate
- 该程序用来实现发端的调制，其中包括BPSK、QPSK以及16QAM等调制方式-The program used to implement the originator of the modulation, including BPSK, QPSK and 16QAM modulation, etc.
2009832281795234
- 摘要: 在以前的数字蜂窝系统中，往往采用FSK、ASK、PSK等调制方式。随着数字蜂窝系统的发展，对调制和数字蜂窝系统的技术要求越来越高, 许多优秀的调制技术应运而生，其中PI/4-QPSK技术是无线通信中比较突出的一种二进制调制方法-Abstract: In previous digital cellular systems, often using FSK, ASK, PSK, such as modulation. With the development of digital cellu
IRUWB_transmitter
- 2PAM和2PPM调制的IRUWB发射机，各种功率、频率、调制方式等参数在start.m中修改-2PAM and 2PPM IRUWB modulation transmitter, all power, frequency, modulation and other parameters to modify in start.m
BPSKinAWGN
- 用matlab实现AWGN信道下BPSK调制方式-Matlab 实现 AWGN channel with BPSK modulation under
OFDM_frequencyoffset
- OFDM调制模型，采用16QAM方式，并介绍了一种基于这种调制方式下的OFDM载波同步方法。每一步都有英文解释。-OFDM modulation model, using 16QAM mode and introduced an approach based on this modulation method under the OFDM carrier synchronization. English to explain every step.
matlabfangzhen
- 数字通信系统的基本调制方式的matlab仿真程序-Digital communication system of basic modulation of matlab simulation program
Alamouti21
- 阿拉莫提编码2发1收代码,在BPSK的调制方式下-alamouti coding
demod
- fsk psk qpsk 8psk 16psk qam 各种调制方式的matlab仿真-fsk psk qpsk 8psk 16psk qam modulation of matlab simulation of various
BPSK_QPSK_MATLAB
- BPSK,QPSK等多个调制方式的详细说明及matlab代码-BPSK, QPSK modulation and other detailed instructions and matlab code
noTHtransmitPAM
- 此函数用于产生脉冲超宽带系统的训练序列的波形。输出参数有三个：bits--发送的数据,stx--发送的信号,ref--参考信号 发送端调制方式为TH-PAM-The emerging ultra-wideband (UWB) system offers a great potential for high data rate wireless multimedia applications of the home entertainment and industry, as well