For communication rates higher than 6.78Mbps from Proximity Coupling Device (PCD) to Proximity Integrated Circuit Card (PICC), a multi-bit incomp 6、lete-circle phase- shift keying (PSK) has been proposed. In such modulation, up to four bits are coded in each transmitted PSK symbol. This ...
Circuit Diagram You might also... Recommended for you Description The ST7580 is a flexible power line networking system-on-chip combining a high performing PHY processor core and a protocol controller with a fully integrated analog front-end (AFE) and line driver for a scalable future-proof, ...
NOTE: Multi-Channel PSK modems use BPSK modulation. PSK63FEC and the PSKxxxR modes are forward error correcting modes. PSK63FEC is compatible with the MultiPsk mode of the same name. The PSKxxxR, or robust, modes use both forward error correction and interleaving to achieve about 4 dB s...
办公文档--规章制度 文档标签: 2PSK相干解调设计 系统标签: 相干解调设计解调器二进制相位 2PSK相干解调器设计 1 目录 1绪论...2 2任务概述...
m-PSK/m-QAM modulation used to transmit information. In one embodiment, the seventh idler signals, with conjugate phase −7φs, may be used in conjunction with 16-PSK/16-QAM modulation. Further, after being selected by wavelength selective processor216, diagram510illustrates that Pump2and 16...
5、rinciple of PLL is discussed On the basis of the above the modulation and demodulation circuit of 2ASK 2PSK 2FSK which function is a digital baseband signal is modulated by an analog signal and output were designed and then useing the PLL demodulation finally using Multisim software simulatio...
7 of the drawing, a block diagram of automatic gain controller 68 for variable gain amplifiers 23 and 25, causing the amplitudes of the baseband AC signal supplied to digital-to-analog converters 54 and 58 to be controlled. Basically, the circuit of Fig. 7 determines the magnitude of the ...
4psk调制与解调课程设计任务书学生姓名:***业班级:通信0906班指导教师:**霞工作单位:信息工程学院题目:设计一个4PSK调制解调系统初始条件:本设计基于数字信号处理技术基础实验,通过自行设计程序并在电脑上利用MATLAB软件进行仿真。要求完成的主要任务:(包括课程设计工作量及其技术要求,以及说明书撰写等具体要求)1)4PSK...
In the circuit design, jLBHrnAILg and strive to do a simple circuit, and complete the task book mentioned requirements. Keywords: modulate ;modulation ;PLL ;Multisim 目录 第 1 章绪论 1 1.1 研究背景 1 1.2 研究现状 1 1.3 研究内容介绍 2 第 2 章基本原理 3 2.1 Multisim 介绍 3 2.2 锁相...
This invention does not require the use of DPSK for its proper operation, but is compatible with DPSK as well as other PSK modulation techniques. SUMMARY OF THE INVENTION [0014] Briefly, the present invention is a method for demodulating a PSK modulated signal wherein the PSK system ...