[文档资料] QPSK

说明：提出了一个采用(2,1,7)卷积码+QPSK的中频调制解调方案,并在Xilinx公司的100万 门FPGA芯片上实现了该系统。该系统在信噪比SNR为6dB左右时可实现速率超过1Mbit/s、误码率 小于10-5的数据传输。 -Proposed a use of (2,1,7) convolutional code+ QPSK modulation and demodulation of the IF program, and in Xilinx' s FPGA chip one
<张同星> 在 2025-10-09 上传 | 大小：61kb | 下载：0

[软件工程] C_efficient_program_skill

说明：对于C编程规范化，使程序高效而且节省代码空间，绝对经典之作！-C Programming for standardization, so that efficient procedures and save code space, an absolute classic!
<老杨> 在 2025-10-09 上传 | 大小：260kb | 下载：0

[文档资料] ZigBee

说明：zigbee的应用层规范 主要讲述应用层框架 服务规范和服务言语 服务函数以及函数当中的变量-zigbee specification of the application layer focuses on application-layer fr a mework for norms and Services Services Services verbal function and the function of which variables
<张同星> 在 2025-10-09 上传 | 大小：1.15mb | 下载：0

[行业发展研究] AVSDK_265

说明：AV SDK Interface and Usage Descr iption Rev 2.6.5
<Tony Nguyen> 在 2025-10-09 上传 | 大小：374kb | 下载：0

[技术管理] Extras

说明：not important to learn, but this document is sample to know about fundamental in vb source
<abel> 在 2025-10-09 上传 | 大小：1.14mb | 下载：0

[文档资料] 0704.1183v2

说明：It was proposed that perfect invisibility cloaks can be constructed for hiding objects from electromagnetic illumination (Pendry et al., Science 312, p. 1780). The cylindrical cloaks experimentally demonstrated (Schurig et al., Science 314, p. 99
<Jason> 在 2025-10-09 上传 | 大小：216kb | 下载：0

[编程文档] SVPWM

说明：COMMANDE D un convertisseur avec SVPWM
<paradox> 在 2025-10-09 上传 | 大小：231kb | 下载：0

[文档资料] 0706.0655v2

说明：A cylindrical wave expansion method is developed to obtain the scattering field for an ideal two-dimensional cylindrical invisibility cloak. A near-ideal model of the invisibility cloak is set up to solve the boundary problem at the inner boundar
<Jason> 在 2025-10-09 上传 | 大小：510kb | 下载：0

[文档资料] 0707.1315v1

说明：We analyze, both analytically and numerically, the effectiveness of cloaking an infinite cylinder from observations by electromagnetic waves in three dimensions. We show that, as truncated approximations of the ideal permittivity and permeabili
<Jason> 在 2025-10-09 上传 | 大小：175kb | 下载：0

[文档资料] 0707.3641

说明：In an electromagnetic cloak based on a transformation approach, reduced sets of material properties are generally favored due to their easier implementation in reality, although a seemingly inevitable drawback of undesired reflection exists in su
<Jason> 在 2025-10-09 上传 | 大小：146kb | 下载：0

[技术管理] mli2niveauxhysteresis

说明：COMMANDE D un convertiseur AC/DC 脿 deux niveaux par hysteresis
<paradox> 在 2025-10-09 上传 | 大小：11kb | 下载：0

[文档资料] 0712.3985

说明：We obtained the energy transport velocity distribution for a three dimensional ideal cloak explicitly. Near the operation frequency, the energy transport velocity has rather peculiar distribution. The velocity along a line joining the origin of t
<Jason> 在 2025-10-09 上传 | 大小：178kb | 下载：0