本实用新型公开了一种地面电子设备,属于铁路通信信号设备领域。
The utility model discloses ground electronic equipment, belonging to the field of railway communication signal equipment.
这颗卫星上装有无线电收发设备和电源,可对信号接收、处理、放大后再发射,从而大大提高了通信质量。
Telstar is launched as the first "active" communications satellite—active as in amplifying and retransmitting incoming signals, rather than passively bouncing them back to Earth.
该设备能在单一系统同时探测、监控和记录视频基带、无线电通信、卫星通信以及雷达信号。
It enables a combination of video baseband, radio communicatons, satellite communications, and radar signals to be detected, monitored, and recorded simultaneously on a single system.
除应变仪之外,所有要求能够应付信号处理及通信的电子设备都被植入硅胶镜片内(见图)。
In addition to the strain gauge, all the electronics required to handle the signal-processing and communications are embedded within the silicone lens (pictured).
可见光通信的一大好处在于:它在装有可能会受无线电信号干扰的敏感设备的场所能派上用场,如飞机上及手术室内。
A big advantage of light is that it can be used in areas which contain sensitive equipment that radio signals might interfere with, such as aircraft and operating theatres.
数据信号发生器可以产生非常复杂的数字激励信号,可为通信、雷达、导航、宇航等领域数字设备提供所需的可编程数据信号。
Data Generator can generate very complicated digital signals. It can be used as programmable data signal source in the fields of communication, radar, navigation, space navigation, and so on.
在该系统中,提供了一种用于减少来自无线通信设备的发射电路中的功率放大器的输出信号的谐波的电子电路。
In the system, an electronic circuit for reducing harmonics of an output signal from a power amplifier in a transmission circuit for a wireless communication device is provided.
所述方法包含用可在同步蜂窝式通信模式中操作的用户设备接收同步蜂窝 式通信信号中的日时。
The method includes receiving time-of-day in a synchronous cellular communication signal with the user equipment operable in a synchronous cellular communications mode.
本地主控机通过RS485总线向现场信号采集设备发送控制指令并接收采集的测试数据,从而实现对rs485总线通信的控制。
The local controller sends steering order to field signal-acquisition equipments and receives test data from RS485 bus, thereby communication control of RS485 bus was realized.
无论是雷达、电子对抗,还是通信、仪器设备等都需要高稳定度的频率源,以保证载波信号的质量。
Whatever it is radar, eccm equipment, communication equipment or instrument, frequency source with high stability is needed to guarantee the quality of carrier signal.
针对为某通信站微机控制系统所设计的雷电防护措施,对微电子信号设备的现代雷电基本防护技术加以讨论。
In accordance with the designed lightning protection of microcomputer control system of communication station, it discussed the basic modern lightning protection techniques of microelectronic devices.
由于RS232通信接口协议简单,工业控制系统已广泛应用RS 232口对各种设备进行信号采集和控制。
Since the protocol for RS232 is simple, RS232 has been widely used in various equipment to collect and control the signal data in industrial control system.
位同步信号本身的抖动、错位会直接降低通信设备的抗干扰性能,使误码率上升,甚至会使传输遭到完全破坏。
Jitter and misplace of the bit synchronization signal will reduce the anti-interference performances of communication equipment directly, also increase bit error probabaility.
这对于高纯频率捷变合成信号源和军用数字通信设备中频率合成器的设计具有重要意义。
It has important significance in the design of high purity spectrum agile signal synthesizer and frequency synthesizer in military digital communication equipment.
数字信号发生器可以产生非常复杂的数字激励,可提供通信、雷达、导航、宇航等领域数字设备所需的可编程数据信号。
Data Generator can generate very complicated digital signals. It can be used as programmable data signal source in the fields of communication, radar, navigation, space, and so on.
为了减少无人职守雷达从控端设备数量,设计了基于数字回波信号传输的光纤通信系统。
An optic fiber communication system based on remote transmitting digital return signals is designed for reducing the quality of the equipments in local controlled end of unattended radar.
这项技术用在调制解调器里,使商用计算机的信号与通信设备的信号相兼容。
This technique is used in modems to make business machine signals compatible with communication facilities.
通过这些设备,EN - V 2.0可以检测交通信号,并且通过DSRC设备来实现车与车,车与人以及车与设备的通信。
With the help of these equipment, EN-V 2.0 can "detect" traffic signal information via sensors and receive the same information through V2X at DSRC-equipped intersections.
道路交通信号控制机是城市道路交通信号控制系统中的重要设备。
Road traffic signal controller is an important device in urban traffic signal control system.
邻近的无线设备(120)可以使用无线局域网络通信信号通信。
The proximal wireless device (120) can be communicated with using wireless local area network communication signals.
为了使电力系统通信设备的呼叫装置更加使用方便工作可靠,我们研制了以按键电话机发出双音频呼叫信号进行选择接收的音频选号装置。
In order to improve the ringing method of telephone used in power systems, a type of selective calling device using audio frequency has been developed.
智能交通信号控制机是用来控制交通路口信号灯转换的设备。
Intelligent traffic controlling machine is an equipment used in the street intersection to control vehicle flows.
其中硬件包括光电接收设备、信号放大设备、信息处理设备、通信设备和液晶显示设备等等。
The hardware includes optical receiving equipment, signal amplification equipment, information processing equipment, communications equipment and LCD devices and so on.
一种使得可以通过在通信设备之间交换控制信号来使用多个传输线路资源进行通信的通信系统。
A communication system enabling communication using a plurality of transmission line resources by exchanging control signals between communication devices.
分析了B码的对时机理,指出变电站的智能设备采用B码对时,就不再需要现场总线的通信报文对时,也不再需要GPS输出大量脉冲接点信号。
The synchronization principle of IRIG-B code is analyzed. When applying IRIG-B code in substation IED, neither communication messages of fieldbus nor multiple pulse signals of GPS are needed.
工程中常遇到各类噪声信号,噪声存在于电子设备和系统中,它经常妨害长距离通信和检测弱信号的能力。
The abilities of long distance communication and weak signal detection are deteriorated by various white noises existing in the electronic instruments and system.
本发明提供用于检测的一个通信系统组成部分的控制信号信息的方法和设备。
An apparatus and method for automatically detecting an audio signal and sending a control signal are provided.
地面站是传送/接收卫星信号的通信设备,卫星接收来自地面站发送的信号后,再将其信号传送给地球。
As the satellite received a signl from a ground or earth station , a communications complex that transmitted and received satellite signals, it telayed its own signal to earth.
地面站是传送/接收卫星信号的通信设备,卫星接收来自地面站发送的信号后,再将其信号传送给地球。
As the satellite received a signl from a ground or earth station , a communications complex that transmitted and received satellite signals, it telayed its own signal to earth.
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