In one embodiment, an optimum configuration is determined based on minimizing Peak-to-Average ratio (PAR) of the channel.
在一个实施例中,基于使信道的峰均比(PAR)最小来决定最佳配置。
While in the meantime, OFDM has its own shortcomings: its sensitivity to a frequency offset and the high peak-to-average ratio.
但是与此同时,OFDM技术自身存在着两个主要的缺点:对频率偏差敏感;
Power meters are often considered for mobile-telephone production testing, because they can quickly measure peak power, average power, and peak-to-average ratio.
功率计经常用于手机生产测试,因为它能快速的测量峰值功率,平均功率,峰均比。
Obviously, the dynamic threshold is to use quasi-peak level that, while the signal to noise ratio is expressed with the quasi-average levels, and the difference is obvious in.
显见,动态阈是用准峰值电平表示,而信噪比则是用准平均值电平表示的,两者的区别是显而易见的了。
A new method is proposed to reduce the peak-to-average power ratio of orthogonal frequency division multiplexing system.
提出了一种新的降低正交频分复用系统峰均功率比的方法。
The ratio of peak and average power in multi carrier system is much larger than that in single carrier system, and may grow unboundedly as the number of subcarriers grows to infinity.
多载波信号的峰值平均功率比远远大于单载波系统,而且峰平比随着子载波个数无限增长。
Partial transmit sequences (PTS) is a method with high complexity to reduce the Peak-to-average power ratio (PAPR) of orthogonal frequency division multiplexing (OFDM) system.
部分传输序列(PTS)是一种复杂度较高的减小正交频分复用(OFDM)系统峰均功率比(PAPR)的方法。
Channelization code management can increase the throughput, decrease the blocking probability of call setup requests, and reduce the signal Peak to Average Power Ratio (PAPR) in 3g systems.
合理的信道化码资源管理策略设计可以提高3g系统的吞吐量、降低用户的呼叫阻塞率和降低信号的峰平功率比。
Its main disadvantages are sensitivity to synchronization errors and high peak-to-average power ratio (PAPR).
它的主要缺点是对频率同步比较敏感,并且峰值平均功率比(PAPR)过高。
One of the major drawbacks of OFDM system is that the OFDM signal of the transmitter can have high peak-to-average power ratio (PAPR), which limits OFDM's wide applications.
但是OFDM系统的一个主要缺点就是发送端的传输信号具有较大的峰值平均功率比(PAPR),这限制了OFDM技术的广泛应用。
An optimal algorithm based on partial transmit sequences (PTS) for reducing the peak to average power ratio (PAPR) of orthogonal frequency division multiplexing signal is presented.
提出了一种基于分割传输序列(PTS)改善正交频分复用信号峰值平均功率比(PAPR)的优化算法。
For the high Peak-to-Average Power Ratio (PAPR) problem existing in OFDM based MC-CDMA system uplink, this paper proposes a new system scheme as a solution to PAPR.
针对MC - CDMA系统的上行链路存在的峰均功率比问题,提出了一种降低峰均功率比的新的系统解决方案。
The paper first introduces the selected mapping method for the reduction of the peak-to-average power ratio of OFDM signals, and a method for improving SLM using m-sequence is put forward.
在研究用选择性映射降法降低OFDM系统峰均功率比的基础上,提出了用m序列对SLM方法进行改进。
The OFDM system has a major disadvantage that high peak to average power ratio (PAPR) can cause nonlinear distortion in the high power amplifier (HPA).
OFDM系统的一个主要缺陷就是峰平比过高引起的高功率放大器(HPA)的非线性失真。
The methods to lower the peak-to-average power ratio (PAPR) of OFDM system are researched in the essay.
本文着重研究了降低OFDM系统峰均功率比的方法。
In addition, with the use of the parameters such as entropy, average of image, root mean square error, peak signal-to-noise ratio, the performance of the fusion scheme is evaluated and analyzed.
此外,利用熵、图像均值、均方根误差、峰值信噪比等参量对该融合方法的融合性能进行评价与分析。
One of the key techniques is to reduce the peak-to-average power ratio (PAPR) of the OFDM-CPM system.
降低OFDM - CPM系统中的峰值平均功率比(PAPR)是关键技术之一。
The principal drawback of the OFDM systems is that the Peak-to-Average envelope power Ratio (PAR) of its signals may be very high. A high PAR may cause many problems in system design.
OFDM的一个主要缺点是峰均功率比特别高,而高的峰均比会对系统的设计带来很多问题。
The article mainly research how to reduce the signal peak to average power ratio (PAPR).
研究降低信号峰均功率比问题。
The article mainly research how to reduce the signal peak to average power ratio (PAPR).
研究降低信号峰均功率比问题。
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