以某视频信息接收机的接收天线为例,运用CATIAV5三维cad建模技术,研究了CAD技术在军事装备设计中的具体应用。
Take example for the Antenna of some Video Receiver, Using the CAD modeling technology of CATIA V5, Researching the material application of CAD technique in military equipment designing.
使无线电波依次对每一个声音作出相应变化时,信息就由广播电台传递到接收机。
In making the radio waves correspond to each sound in turn, messages are carried from a broadcasting station to a receiving set.
为了有效地利用信号中相关特性的信息,接收机采用了一个多重差分检测器(MDD)。
The receiver employs a multiple differential detector (MDD) which exploits the correlating characteristics of the signals.
为了提高接收机的性能,一般采用RAKE接收等分集合并措施,这就需要准确的信道估计信息。
In order to improve the performance of receiver, the technology of RAKE diversity receiving is usually adopted, which needs the exact channel estimation information.
该系统将GPS接收机和被动成像传感器组合在一起,能提供完整的位置、速度、角速度和高度信息。
The system combined with GPS receiver and passive imagining sensor can supply complete position, velocity, angular velocity and altitude information.
传输系统,用于传输系统的接收机,和对符号信息块进行检测的方法。
Tansmission system, receiver for transmission system, and method for detecting symbol information block.
蜂窝电话的GPS接收机得到从基站和网络服务器收到的信息的帮助,从而可减少卫星搜索的不确定性。
The GPS receiver associated with the cell-phone is aided with information received from the cell-site and webserver that help reduce satellite search uncertainty.
利用混沌信号作为载体实现信息通讯,其关键问题是发射机系统与接收机系统的混沌同步。
How to synchronize the chaos signals between chaos systems of transmitter and receiver is the key problem of applications of chaos in communication.
本发明的另一方面包括:发射机通过请求的反馈量,隐式地信号发送数据流数目,该数据流数目是接收机应当反馈信息的数据流数目。
Another aspect of the invention comprises the transmitter implicitly signaling the number of data streams which the receiver should feedback information for through the amount of feedback requested.
CMMB接收机的成功开发能够方便人们利用便携式设备接收视频、音频、数据等各类多媒体信息。
The successful development of CMMB receiver will make us convenient to get video, audio, data and other multimedia information via portable equipments.
这些信息包括无线接收机中的语音和音乐(音频新号)、电视屏幕上的图像以及计算机中的数字和其他一些数据。
The information can consist of voice or music in a radio receiver, a picture on a television screen, or Numbers and other data in a computer.
然后,这些信号通过媒介发送到接收机,并在这里解码,恢复为接收信息的人能够理解的形式。
The signals are then sent over a medium to a receiver, where they are decoded back into a form that the person receiving the message can understand.
一次传输能把同一信息发送给接收机。
采用模拟方法实现的传统接收机,在接收过程中由于模拟器件的限制,极易导致信号的频率和相位等精细信息丢失。
Because of the limits of analog devices, the analog receiver may easily loss key parameters of signal, such as frequency, phase etc.
雷达接收机信道对于信号检测是最佳系统,当用其传输遥测信号时,由于信道噪声的影响,使遥测信号码间距发生变化,从而影响遥测信息传输精度。
But change of telemetering signal interval caused by channel noise will affect transmission accuracy of telemetering information when it is used to transmit telemetering signals.
介绍了DAB快速信息通道的传输结构及其作用,提出了一种应用于DAB接收机的快速信息通道解码模块设计方案。
Transmission structure and function of Fast Information Channel FICDAB is described. A module of FIC decoder for DAB receiver is proposed.
针对载机尾后目标探测问题,提出利用机载雷达告警接收机提供的目标方位信息,运用非线性滤波算法对载机尾后目标的距离、速度等运动信息进行实时估计。
The azimuth information of target acquired by airborne Radar Warning Receiver (RWR) is used to estimate the distance, speed and other motion information of the target through non-linear filtering.
主要介绍计算机有用信息电磁辐射机理及为接收这些信息采用的接收机应具备的条件。
This paper introduces electromagnetic radiation theory of usable computer information and the necessary conditions for receiver to receive the in-fornation.
而数字接收机则可以有效避免这类问题,它可以保留信号的全部信息,采用数字信号处理器对输入信号进行特征提取,分选和识别。
The digital receiver can avoid above problems effectively. It can keep all characters of signals and realize the signal feature extraction, separation and recognition with digital signal processors.
整个系统具体设计可分为五大部分,即发射机、接收机、天线馈线、中频信息处理和弹控信息处理。
The design of all system includes five parts: catapult, recipient, antenna, min-frequency transact, signal control and process.
无线接收机把接收到的信号经过放大、解调后,根据对接收信号的判别结果,输出控制信息。
The wireless transceiver magnifies and demodulates the received signal and outputs the control information based on the discrimination result of the received signal.
利用GPS接收机的导航信息精确确定接收机载体航天器的轨道根数。
This paper proposes an accurate orbit determination technique to accurately determine orbit elements of a spacecraft equipped with a GPS receiver according to navigation messages from the receiver.
论文最后根据DRM系统数据处理过程设计了各功能模块的结构和信息反馈方式,在计算机中实现了整个接收机系统。
At last, the paper designs the module structure and the feedback method between modules, implements the DRM receiver in the computer.
接收机只有在误码率能够达到预先设定的要求的前提下,才对用户传送的信息进行解码,否则,接收机报告数据包冲突。
The receiver decodes the messages only when an error probability requirement is satisfied, otherwise the receiver reports a packet collision.
接收机只有在误码率能够达到预先设定的要求的前提下,才对用户传送的信息进行解码,否则,接收机报告数据包冲突。
The receiver decodes the messages only when an error probability requirement is satisfied, otherwise the receiver reports a packet collision.
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