FSK , A M 和 QAM 等多 种调制 方式, 并且具有调制速率高, 载频可调等优点 A 变换器 以及 图 L 数字漏制器的组成方框图 F ig . 1 B lock diagram of digital modulator 1 1相位累加器 ① 薯 翟 ; j ^ 电 I 系 ±研究 .主 研 方自:扩频通信及软件无线电 维普资讯 http://www.cqvip.com 阅...
Table 1. Power and Area Report of conventional BPSK Modulator Technology Cells Leakage Dynamic Power(nW) Power(nW) 219.784 11719.097 354.211 173840.05 40713.10 11729.458 Total Power (nW) 174059 52432 12083 Total Area ?m2 8968 2894 692 Fig.5. Block diagram depicts the Implementation of iterative ...
一 第21卷第2期 2000年4月 哈 尔 滨 工 程 大 学 学 报 JournalofHarbinEngineeringUniversity VoI21.0.2 Apr.,2000 全数字BPSK调制解调器 , 7;/ (哈尔滨工程大学电子工程系,黑龙江哈尔滨150001) 摘 要:详细阐述了全数字BPSK调制解调器的原理对实现数字锁相环(DPLL)所面临的各种问题:误差 ...
The PE0003 Evaluation Kit Interface Card is a global interface system for use with evaluation kits for CML’s new generation ICs, including FirmASIC™ based products. This greatly simplifies the approach to the evaluation and design-in process.PE0003_Product_Page...
modulation is known as a modulator and a device that performs the demodulation is known as a demodulator. Fig 1: Basic Digital communication system In the basic digital communication model as shown in Fig1 the first three blocks of the diagram (analog source , Analog to Digital Converte...
20=20GbpsP=PSKQN=Q-2=Dual Drive1=ChirpedN= No DRN=No TLNA=None 40=40GbpsA=PAM4PK=Peak NL=Null EYE DIAGRAMNRZ Eye Diagram@32Gbps&PSK Eye Diagram@32Gbps EYE DIAGRAM(PAM4 at 14GBaud & 20GBaud ) 标签:10G速率·20G速率·40G速率·NRZ·强度调制器...
MODULATOR AWGN CODE BITS DATA ESTIMATES DATA BIT ENCODER HAMMING DECODER HAMMING DEMODULATOR (HARD DECISION) BITS Figure 1: Block Diagram of the Hamming-coded BPSK system to be simulated. The (7, 4) Hamming code has the following generator matrix: ...
The FPGA (field programmable gate array) implementation block diagram. Reg: register; Figure 3. TChlke: cFloPckG; AAD(Cfi:ealndalpogr-otog-rdaigmitaml caobnlveergteart; eENa:rernaayb)lei.mplementation block diagram. Reg: register; Clk: clock; ADC: analog-to-digital converter; EN: ...