• 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.

    产生ISIICI主要原因OFDM系统接收端产生的符号定时偏差载波频率偏差。

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  • Long offset transient electromagnetics (LOTEM) is characterized by the fact that the distance between transmitter and receiver is equal to or longer than exploration depth.

    偏移电磁法(LOTEM)的特点发射器接收器之间距离大于等于勘探深度

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  • By analysis the factors which affect of UHF RFID reader's digital receiver, make it clear between signal noise first time, DC offset and receiver performance.

    本文首次提出影响超高频rfid数字接收机性能各种因素明确噪声直流偏移干扰对读写器性能的影响关系。

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  • This thesis deals with the synchronization technologies for all digital receiver, particularly carrier offset estimation for MPSK signal.

    本文研究数字接收机中的同步技术,重点是MPSK信号载波频偏和相位误差的估计和恢复算法。

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  • In communication systems, the synchronization of the receiver requires to accurately estimate a number of parameters such as the carrier frequency and phase offset.

    通信系统中,接收机同步要求精确地估计一些参数比如载波频率相位偏移

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  • The invention relates to a method and a system for compensating a carrier frequency offset in an orthogonal frequency division multiplexing (OFDM) receiver.

    发明涉及正交复用(OFDM)接收机补偿载波频率偏移方法系统

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  • 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复用(OFDM)接收系统性能

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  • In a digital communication system, usually there exist carrier frequency offset between the sender and the receiver.

    数字通信系统中,发送端接收端的载波往往存在一定的

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  • However in uplink channel, each user has its own frequency offset which leads to a loss of orthogonality among the sub-carriers and multiuser interference at the base station receiver.

    上行链路中每个用户由于载波频率偏差存在潜在的不同步,这样使子载波之间失去正交,从而在基站接收端产生用户间干扰

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  • Reflection signals and high velocity noise change in amplitude and waveform with increasing offset between source and receiver.

    反射信号高速干扰振幅波形随着炮检距的增大变化

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  • Fitting process was used in the computation of statics of long and short wavelength in domains of common shot, common receiver, and common offset, and a near surface model was also established.

    方法同时、共检波点域炮检距域,采用合法计算短波长波长校正并建立地表模型

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  • In a vertical seismic profile, offset is the horizontal distance between the source and the wellhead or the surface projection of the receiver in the case of a deviated well.

    垂直地震剖面中偏移震源井口之间水平距离。在斜井情况下,偏移距是震源和检波器在地表投影之间的距离。

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  • Based on a direct-conversion architecture, the receiver integrates LNA, I/Q mixer, DC-offset removal filter, baseband amplifier and channel-select filters on a single chip.

    基于直接下变频的系统架构接收机集成了低噪声放大器I/Q下变频器、去直流偏移滤波器基带放大器信道选择滤波器。

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  • Based on a direct-conversion architecture, the receiver integrates LNA, I/Q mixer, DC-offset removal filter, baseband amplifier and channel-select filters on a single chip.

    基于直接下变频的系统架构接收机集成了低噪声放大器I/Q下变频器、去直流偏移滤波器基带放大器信道选择滤波器。

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