Then it analyzes the disadvantage of limited breadth filter and improve the companding method. Finally it uses MATLAB software to simulate the new method.

1、

A method using μ-law companding algorithm is presented to reduce the system PAPR. The PAPR distributions of OFDM systems are analyzed.

提出使用μ-law压扩算法降低OFDM系统PAPR（峰值平均功率比），对PAPR概率分布进行了理论分析。

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2、

Instantaneous companding circuits offer the possibility of wide dynamic range and high frequency operation on a low power-supply voltage with low distortion.

近几年来在这一发展方向上出现的处理技术首推瞬时缩展技术。这种技术可以很好的解决在低电源电压下，保持动态范围和高频率工作点的问题。

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3、

Amplified, and disseminated. Influence of A-Law Companding Characteristic on Small Signals Added to Big Signals

A律压扩特性对大信号上叠加小信号的影响放大信号具有90相位差的放大器

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4、

A note on relative quantizing error in companding PCM

对压&扩PCM相对量化误差的一点看法

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5、

Companding is a useful technique for improving the signal to noise ratio ( SNR) over poor radio channels.

压扩技术作为提高伟输信号信噪比的有效手段，在通信系统中得到了广泛应用。

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6、

Log-domain filter is a typical instantaneous companding circuit.

瞬时缩展技术运用的一个典型实例就是对数域滤波器。

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7、

Implementation of Quasi-Instantaneous Companding Technique

准瞬时压扩技术的实现

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8、

In contrast to ASD method, it is simple and adopts the adaptive companding quantization.

与ASD子带分解法相比，它的复杂度低，且采用了自适应压扩量化。

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9、

This paper presents two reversible data hiding methods based on integer wavelet, namely spread-spectrum method and companding method.

介绍两种基于整数小波的无损数据隐藏方法，分别称为扩谱方法及压缩扩展方法。

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10、

The LPC theory and practice in speech companding

语音信号压扩的LPC理论与实践

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11、

The latter deals with the signal by companding with fraction exponent.

分数指数压缩扩展算法采用了分数指数函数曲线进行压缩扩展。

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12、

Threshold-based Companding Scheme of OFDM Signals

一种基于门限的改进OFDM信号压扩方案

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13、

The Peak-Average Power Ratio Reduction Method Based on Statistic Companding for SC-FDMA Systems

SC-FDMA系统中基于统计压扩的峰均功率比减小方法

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14、

Quantitative Analysis of Companding Advantage in CSSB-AM Satellite Communication Link

CSSB-AM卫星信道压扩增益的定量分析

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15、

PAPR Reduction in OFDM Systems via Carrier Interferometry and Companding Transform

基于载波干涉和压扩技术的OFDM系统PAPR降低算法

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16、

The mutual transfer of a& law companding code and linear code for the voice signal

话音信号A律压扩码与线性码的实时相互转换

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17、

New and Low Complexity Companding Technique for Reducing Peak-to-Average Power Ratio of OFDM Signals

新的低复杂度降低OFDM信号峰均功率比的压缩扩张技术

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18、

Analog CMOS High-Frequency Continuous Wavelet Transform Implementation by Instantaneous Companding Circuit

瞬时缩展模拟CMOS高频连续小波变换电路

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19、

A Novel Scheme Based on Companding Transformation to Reduce PAPR in OFDM Systems

一种降低OFDM系统峰均功率比的压扩变换方法

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20、

Using μ-law Companding Algorithm to Reduce the PAPR of OFDM Systems

使用μ-law压扩算法降低OFDM系统PAPR的分析

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