作了在有远近效应情况下的性能比较。
The performance comparison under the effects of near-far is also investigated.
最后,探讨了抑制远近效应的可行途径。
Finally, some feasible means to reduce near far effect were discussed.
在应用中,常常会遇到时间同步、远近效应、几何精度衰减因子等问题。
In the applications, there are many problems, such as timing synchronization, near - far effect, and geometric dilution of precision.
针对伪卫星信号应用中遇到的远近效应问题,研究了时分信号结构方案来解决。
As the solution to the Near-Far problem in Pseudolite application, the TDMA signal structure project has been researched.
码分多址系统中的多用户信号检测,能有效地减少多址干扰、增加系统的容量、改善远近效应。
Multiuser detection can efficiently reduce Multi-access Interference in CDMA system. At the same time, it can increase system capability and improve near-far effect.
由于采用了这种前向差错控制(FEC)信道编码技术,使得CDMA系统具有了较好的抗远近效应性能。
The CDMA system attains the better performance of resisting near-far effective because of employing this forward error control (FEC) channel coding technology.
利用发生远近效应时不同通道间相关峰值的差值判断出强干扰信号,重构强干扰并将其从接收信号中抵消。
By detecting the interference through the difference of correlation peak value in different channels, the interference can be regenerated and counteracted from the receiving signal.
这两种算法都属于线性检测算法,在较恶劣信道环境下,依然能够保持优良性能和对于“远近效应”的抵抗。
These two algorithms are linear detection algorithm in a relatively poor channel environment, still be able to maintain good performance and for the "Near-Far" of the resistance.
功率控制和多用户检测是CD MA移动通信系统中克服远近效应、抑制多址干扰(MAI)的两项关键技术。
Power control and multiuser detection are two ways to cope with the multiple access interference (MAI) and near-far effect.
本文先后介绍伪卫星应用中的远近效应问题和常用的解决方案,重点分析了采用时分多路复用技术来对伪卫星信号进行重新设计。
In the paper, firstly introduce the near-far effect of the pseudolites and traditional solutions, then mainly analysis the TDMA technology and redesign the signal of the pseudolites.
本文先后介绍伪卫星应用中的远近效应问题和常用的解决方案,重点分析了采用时分多路复用技术来对伪卫星信号进行重新设计。
In the paper, firstly introduce the near-far effect of the pseudolites and traditional solutions, then mainly analyse the TDMA technology and redesign the signal of the pseudolites.
该文提出了一种基于TDMA信号体制下的方波调制方案,该方案既解决了远近效应,又避免了在较高的中频上采用过高的系统时钟。
The paper presents a square wave modulation scheme based on TDMA signal system to resolve the problem. Also it can avoid the high speed system clock.
问:你是否听说过将拖延症看成理解(远近)效应问题的理论?
QUESTION FROM GOODMACHINE: are you aware of the theory of procrastination as a construal (near-far) effect?
根据多普勒效应,光被离子反射后,靠近激光器的光的频率会高于远离激光器的光的频率,(日常生活中,救护车警报器的音调随着车的远近也变化,就是这个道理)这才有可能测量先前对离子施加的力的大小。
(An everyday example of this effect is the change of pitch of an ambulance siren as it approaches and recedes.) It was thus possible to measure the force applied to the ions.
地球在1月初接近太阳,而在7月远离太阳,尽管这种远近变化的影响比地轴倾角造成的冷暖效应要小得多。
Earth is a bit closer to the sun in early January and farther away in July, although this variation has a much smaller effect than the heating and cooling caused by the tilt of Earth's axis.
研究表明沙漠增温效应强弱随距离沙漠远近而不同,且表现出一定的分区规律;
The studies show that the improving temperature effect of desert is different with the distance to the desert, which is a kind of regional pattern.
提出了一种基于量子神经元与量子寄存器的多用户检测方案,计算机仿真结果表明:本文所提出的检测器在误码率和抗“远近”效应方面均具有良好的性能。
A multiuser detector based on quantum neuron and quantum register is proposed. Computer simulation results show that the method has powerful properties both in bit error rate and near-far resistance.
在此前提下,技术溢出效应可能并不受空间距离因素的制约,而对远近不同的地区产生同样的溢出效应。
Based on this condition, technology spillover may not be restricted by spatial distance, and produce the same extent spillover effect to other regions.
在此前提下,技术溢出效应可能并不受空间距离因素的制约,而对远近不同的地区产生同样的溢出效应。
Based on this condition, technology spillover may not be restricted by spatial distance, and produce the same extent spillover effect to other regions.
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