数字助听器若干关键算法研究现状综述  

Review on Certain Key Algorithms of Digital Hearing Aids

作　　者：赵力[1] 张昕然[1] 梁瑞宇[1] 王青云[1] 

机构地区：[1]东南大学信息科学与工程学院,南京210096

出　　处：《数据采集与处理》2015年第2期252-265,共14页Journal of Data Acquisition and Processing

基　　金：国家自然科学基金(61273266;61375028;61301295;61301219)资助项目;教育部博士点专项基金(20110092130004)资助项目;江苏省自然科学基金(BK20130241)资助项目

摘　　要：佩戴数字助听器是解决听力言语残病的主要途径。随着数字信号处理相关技术的广泛应用,近年来应用于数字助听器的各种算法和技术得到了显著的发展。依据目前主流数字助听器的系统结构,本文从响度补偿、噪声抑制和回声消除等几个方面回顾了近年来国内外相关算法的研究和实现方案。同时,针对不同问题和不同解决策略分别进行了对比与分析。最后讨论了现阶段数字助听器算法方案存在的问题,并对未来的相关技术和发展方向进行了预测与展望。Digital hearing aids are the main ways to treat hearing and speech residual diseases.In recent years,as associated digital signal processing（DSP）technologies are widely researched,the control,modification and enhancement of the voice signals and filtering techniques,which are applied to digital hearing aids,are significantly developed.From the aspects of loudness compensation,noise suppression and echo cancellation,recent studies of the algorithms and implementations at home and abroad,which are reviewed according to the current structures of the mainstream digital hearing aids systems.After that,According to the problems and different solutions for different strategies,corresponding comparative analysis and evaluations are carried out.Finally,unresolved issues of algorithm program are discussed at the present stage for digital hearing aids,then the future direction and development of related technologies are predicted with the prospect.

关 键 词：数字助听器 响度补偿 回声消除 语音增强 

分 类 号：TN912.3[电子电信—通信与信息系统]