Firstly,it was assumed that the interceptors knew enough information such as the mode of en/decoding,the constructing mode of address code,the transmission rate of the system,the value and quantity of wavebands,etc.
假设窃听者对整个系统的编/解码方式,地址码字的构造方式,系统的传输速率以及采用的频率片数量、大小等信息有足够的了解,利用光电检测技术获取OCDMA系统中光信号在不同波段、不同时间的能量分布情况;利用获取的能量分布矩阵有效地破译出系统中存在的地址码字。
It uses permuted watermark to generate address codes, then finds the corresponding position in DCT domain blocks of host image and changes the coefficient value of the neighboring pixels according to a chaotic pseudo-random sequence.
用置乱后的水印生成地址码,根据地址码在载体图像的DCT域块上找到对应的参考位置,并根据一个混沌随机序列改变该参考位置邻域的系数值。
Methods Dynamic address code design and automatic compositor algorithms were integrated into the software design,while the running out was eliminated by adopting watch dog chip.
方法:在软件中采用动态地址码设计与自动排序算法,在硬件上增加看门狗芯片,避免程序"跑飞"的情况。
Introduce two access codes used in synchronized OCDMA system-internal recycling prime code and synchronous square prime code,then analyzes their performances respectively and compared them with the signal interference ratio and the multiple access interference bit error rate,results show that synchronous square prime code is better than recycling prime code in their relativity.
介绍了同步OCDMA系统中的两种地址码,即内循环素数码和同步二次素数码,分析了它们的性能,并对它们的信号干扰比和多址干扰误码率进行了比较,结果表明,同步二次素数码在码字相关性等方面优于内循环素数码,在OCDMA系统复用方面有较大优势。
At the request of the access code of the CDMA system,the chaotic multilevel digital sequence (CDMS),a new access code,is proposed,which has the advantages of the chaotic analog sequence and the chaotic binary digital sequence.
本文针对CDMA系统对地址码的要求 ,综合混沌模拟序列和混沌二值序列的优点 ,提出了一种新地址码———混沌多值数字序列 ,给出了这种码的生成方法 ,并通过性能分析显示了它作为CDMA地址码的可行性及优越性 。
Properties of the access code m sequences and GOLD code used for CDMAsystem are analyzed in theory.
分析了可供ＣＤＭＡ系统采用的地址码型—ｍ序列和ＧＯＬＤ码的理论特性，给出了产生ｍ序列和ＧＯＬＤ码的实验方法，利用计算机模拟计算了它们的相关函
For the Flexibility, the FPGA could achieve address decoding and the calculation of signal amplitude and then control the signal attenuation base on the amplitude.
通信控制系统是整机系统中必不可少的一部分,该系统的设计主要是以DSP和FPGA作为硬件资源,利用DSP的高速性实时的实现与上位机和各个分机之间的数据通信,利用FPGA的灵活性实现地址译码和信号幅度的计算,并且可以根据信号幅度控制信号的衰减,16c550芯片和HPI为该系统提供了外部通信接口。
Phase lock oscillator, address coding and intermission mode are taken to stabilize the system and to promise the target s working period longer than 10 day.
系统中采用了锁相技术和地址编码 ,并采用间隙工作方式 ,使得本系统工作性能稳定 ,目标源一次充电可连续工作 10天以上。
This paper introduces the main principle,system structure and software design of vidio tape image storing and archiving system which was controlled by microcomputer It also expounds the operational process of single frame image archiving by address cod
本文介绍了微机管理、单片机控制的录像磁带图象存贮与检索系统的工作原理、系统结构及软件设计，阐明了根据地址编码检索单帧图象的工作过程。
On the basis of analyse in depth the function characteristics and corresponding signal actions of external bus port of ADSP2106X, this paper discussed the problems such as address distribute and address coding needed to be considered as expanding external memories and interfaces for ADSP2106X,and presents the concrete design examples.
在深入分析ADSP2106X外部总线口功能特点和相应信号作用的基础上,详细讨论了在给ADSP2106X扩展片外存储器和接口时应考虑的地址分配和地址译码方法等问题,并给出了具体设计方法实例。
Design of a Novel Structure of Sense Amplifier and Address Decoder Applied in a SRAM;
SRAM中新型结构的灵敏放大器及地址译码器的设计
interface-interpretable station address
接口译码站地址 -网络
The paper pesents two address - using methods for cs - decode of memory design andthe chip address character .
介绍存贮器接口设计中译码片选法使用地址线的一种控制方法及其对应芯片的地址特点.
Activation codes,IP address, fligt pass..
激活代码（XP？:)），IP通讯地址……
Application of In-place Updating in(2,1,9) Viterbi Decoder
同址存储在(2,1,9)维特比译码器中的应用
The telephone directory gives peoples names, addresses, and telephone numbers.
电话号码簿提供人名、地址和电话号码。
author's detailed mail address: Postcode, address.
参赛者详细的通讯地址:邮政编码、居住地址。
The goal of fully-decoded addressing is to provide a complete 64k addressing capability.
全译码寻址法的目的在于提供全部64K的寻址能力。
She managed to break the code.
她成功地破译了密码。
For barcode sticker, we use new address, but under the address, we add( registered office), thus to identify the difference with the old address.
条形码不干胶贴中印我们的新地址，为了表示与旧地址的不同，新地址下要加上公司注册地址。
"Type your business address and phone number. If you don't have a business address, type your personal address and phone number.
"键入公司地址和电话号码。如果没有公司地址，请键入个人地址和电话号码。
"You entered an address that is missing its subnet mask. Please add a subnet mask.
"输入的地址没有子网掩码。请添加子网掩码。
The password you typed does not match the password for this e-mail address.
您键入的密码与该电子邮件地址的密码不匹配。
"Enter a display name and phone number or network address
"输入显示名称及电话号码或网络地址
Enter the e-mail address and password for this account.
请输入此帐户的电子邮件地址和密码。
My business address and phone number is printed on the card.
名片上印着我的企业地址和电话号码。
"Sender's Name, Address and Tel. No.(Not To be Transmitted)"
发报人姓名、地址和电话号码(不拍发)
My new address and phone number are...
我目前的地址和电话号码是...