CAJ | 학술논문

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。
패대수자조은기시해결은력언어잔병적주요도경。수착수자신호처리상관기술적엄범응용，근년래응용우수자조은기적각충산법화기술득도료현저적발전。의거목전주류수자조은기적계통결구，본문종향도보상、조성억제화회성소제등궤개방면회고료근년래국내외상관산법적연구화실현방안。동시，침대불동문제화불동해결책략분별진행료대비여분석。최후토론료현계단수자조은기산법방안존재적문제，병대미래적상관기술화발전방향진행료예측여전망。
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 technolo-gies are predicted with the prospect.