Based on the analysis of carrier receiver limited amplitude interference, provide a way of circuit modification.
通过对载波接收机限幅干扰分析,提出电路改进的办法。
Whether it is a single remote carrier monitor, beacon receiver or any combination of our product line, they will have complete control and feedback of their system from anywhere in the world.
无论是简单的单个远程载波监视器,灯塔接收器或是任何的生产线综合产品,客户都可以在全球任意地点进行完全的控制,并且在他们的系统上获得反馈。
Time synchronization and carrier synchronization are cruxes of receiver. The reliability and stability of traditional analog demodulation are bad, and adjustment is complex.
时钟同步和载波同步是接收机的关键问题,传统模拟解调可靠性、稳定性差,调试复杂。
The most critical causes yielding the ISI as well as ICI are symbol timing and carrier frequency offset which are occurred in the OFDM receiver.
而产生ISI和ICI的主要原因是在OFDM系统接收端产生的符号定时偏差和载波频率偏差。
The alarming protector of carrier type glitter signal consists of sensor, launcher and receiver.
载波式闪光信号报警保护器由传感器、发射器和接收器三部分组成。
GPS carrier phase integer ambiguity fast resolution is still the key issue and challenge for high accuracy survey and navigation, especially for single frequency receiver.
对于高精度测量和导航,GPS载波相位整周模糊度的快速求解仍然是一个难点,尤其对于单频接收机。
The implementation method of the receiver carrier recovery loop of microsatellite affects the volume, weight and function reconfigurability of the transponder.
针对微小卫星测控应答机的体积、重量及其功能灵活性,研究了接收机载波恢复环的实现方法。
Development and Testing of a Kinematic Carrier-Phase Ambiguity Resolution Method Using a Reference Receiver Network.
使用参考接收器网络的运动学载波歧义解决方法的研发与试验。
Due to steady phase error, low-order PLL has a trouble in tracking frequency ramp signals, so that the receiver cannot lock carrier signals.
低阶锁相环跟踪频率斜升信号时产生的稳态相差致使环路失锁,接收机无法锁定载波信号。
This thesis deals with the synchronization technologies for all digital receiver, particularly carrier offset estimation for MPSK signal.
本文研究全数字接收机中的同步技术,重点是MPSK信号的载波频偏和相位误差的估计和恢复算法。
It is shown that our analyzer has the ability to guide the receiver to lock on the carrier even when the carrier amplitude is smaller than that of the subsidiary lines of subcarriers.
分析表明,甚至在载波谱线低于副载波谱线时,该分析器也能把精密跟踪接收机引导到载波上而不致错锁。
For the single carrier Digital Television Broadcasting-Terrestrial receiver, the method of direct adapt equalization can be used.
在单载波数字电视地面广播接收机中,可以采用对接收信号直接进行自适应均衡的方案。
Finally, the paper gives out a scheme of digitized carrier synchronization loop for software defined radio receiver which is based on the hardware platform composed of FPGA and DSP.
最后给出了一种用FPGA与DSP组成的硬件平台实现软件无线电接收机载波同步环路的方案。
After a free movement of about 22 mm (. 9 inch) the bolt carrier swings the locking piece up from the locking recesses in the receiver, and thus unlocks the bolt.
在大约22毫米的一次自由运动之后(.9寸)门闩运送者摇摆锁定块在从锁定上面接收器的休息,而且如此开启门闩。
In communication systems, the synchronization of the receiver requires to accurately estimate a number of parameters such as the carrier frequency and phase offset.
在通信系统中,接收机的同步要求精确地估计一些参数,比如载波频率和相位偏移。
To avoid excessive transmission distortion, the bandwidth between transmitter and receiver must be at least twice that with digital carrier modulation.
为避免过量的传输失真,发射机与接收机之间的带宽至少要两倍于数字载波调制的带宽。
The design of the carrier recovery loops in an all-digitized QAM receiver is investigated and two cascaded digital carrier recovery loops are proposed.
本文着重研究全数字QAM接收机中载波恢复环路的设计,采用快慢两个数字环路来进行载波恢复。
With the three encoding methods, the digital signals sent in transmitting part can be well hidden by chaotic carrier and recovered correctly in the receiver.
发送端传送的数字信号在三种调制方式下均可很好的隐藏于混沌载波中,并在接收端得到正确恢复。
When two SLs can realize good chaos synchronization, messages masked in the chaotic carrier can be extracted at the receiver.
当两个半导体激光器可以实现较好的混沌同步时,掩藏在混沌混沌载波中的信息信号在接收端就能被解调出来。
In a digital communication system, usually there exist carrier frequency offset between the sender and the receiver.
在数字通信系统中,发送端和接收端的载波往往存在一定的频差。
The invention relates to a method and a system for compensating a carrier frequency offset in an orthogonal frequency division multiplexing (OFDM) receiver.
本发明涉及在正交频分复用(OFDM)接收机中补偿载波频率偏移的方法和系统。
In a GPS receiver, the signal acquisition coarsely adjusts the code phase and the carrier frequency of locally generated replicas to align with the corresponding satellite signal.
GPS接收机中信号捕获通过粗略调整本地复制信号的码相位和载波频率与卫星信号同步。
Carrier tracking loop is the Key in satellite navigation receiver baseband processor design, the performance of the tracking loop decide the entire receiver baseband processor chip.
载波跟踪环路的设计是北斗卫星导航接收机基带处理设计中的关键,环路的跟踪性能基本决定了整个接收机中基带处理芯片的性能。
The frequency-guided receiver requires target signal's carrier frequency, gained by frequency measurement, to induct data rate conversion.
引导式接收需要采用测频方法得到目标信号载频,由测频结果引导后续数字信号处理器降低数据率。
Symbol timing and carrier frequency offset will significantly degrade the performance of OFDM(Orthogonal Frequency Division Multiplexing)receiver.
符号、载波偏移严重影响着正交频分复用(OFDM)接收系统的性能。
About GPS receiver, the research importance is high-dynamic receiver. The key is to solve the Doppler frequency shift caused by the high-speed movement of carrier.
在GPS接收机中,目前研究的重点是高动态环境下的接收机,其关键是解决载体高速运动给GPS接收机附加的多普勒频移问题。
At the receiver, the chaotic carrier is retrieved from the received signal by use of the rule in which the original chaotic series is generated. Then, the message sign...
在接收端,利用混沌序列的发生规则从接收信号中提取混沌载波,并经过简单的信号处理运算恢复出原来的有用信号。
Analyzing the automobile carrier communication system from the communication point, including signal coding, decoding, modulating and demodulating and the receiver strategy.
从通信系统的角度分析了汽车载波通信系统应该采取的策略,包括有信号的编码、解码,调制、解调,及接收端策略。
Analyzing the automobile carrier communication system from the communication point, including signal coding, decoding, modulating and demodulating and the receiver strategy.
从通信系统的角度分析了汽车载波通信系统应该采取的策略,包括有信号的编码、解码,调制、解调,及接收端策略。
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