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    • 8. 发明申请
    • HEARING APPARATUS WITH AN EQUALIZATION FILTER IN THE FILTER BANK SYSTEM
    • 在过滤器系统中使用均衡过滤器的听觉设备
    • US20090290734A1
    • 2009-11-26
    • US12469014
    • 2009-05-20
    • Daniel AlfsmannRobert BaumlHanning PuderWolfgang Sorgel
    • Daniel AlfsmannRobert BaumlHanning PuderWolfgang Sorgel
    • H04R25/00
    • H04R25/505H04R25/407H04R2430/03
    • Multi-stage filter bank systems with filter banks of different bandwidth frequently cause interference in hearing apparatuses and in particular in hearing devices. Therefore a hearing apparatus is proposed with a filter bank system having a multi-stage analysis filter bank and/or a multi-stage synthesis filter bank, to break down an input signal of the hearing apparatus into a number of partial band signals by way of a number of filter bank channels and/or to recombine partial band signals of a number of filter bank channels. The filter bank system is equipped with at least one equalization filter, to equalize differences in the complex frequency responses between filter bank channels. It is thus possible in particular to equalize group delay time differences as well as attenuation and/or amplification
    • 具有不同带宽的滤波器组的多级滤波器组系统经常在听力设备中特别是在听力设备中引起干扰。 因此,提出一种具有多级分析滤波器组和/或多级合成滤波器组的滤波器组系统的听力设备,以通过以下方式将听力设备的输入信号分解成多个部分频带信号: 多个滤波器组信道和/或重新组合多个滤波器组信道的部分频带信号。 滤波器组系统配备有至少一个均衡滤波器,以平衡滤波器组通道之间的复频率响应中的差异。 因此,可以特别地使组延迟时间差以及衰减和/或放大相等
    • 10. 发明申请
    • Hearing apparatus with unsymmetrical tone balance unit and corresponding control method
    • 具有不对称音调平衡单元的听觉装置及相应的控制方法
    • US20080130928A1
    • 2008-06-05
    • US11906491
    • 2007-10-02
    • Roland BarthelRobert BaumlEghart Fischer
    • Roland BarthelRobert BaumlEghart Fischer
    • H04R25/00
    • H03G5/025H04R25/353
    • For hearing apparatus and especially for hearing devices a tone balance unit is to be able to be used even under difficult general conditions. Therefore a hearing apparatus with a signal processing device, through which signals are able to be processed in a number of frequency channels, and a control device for controlling the level of the individual frequency channels are provided. The setting device features an unsymmetrical tone balance unit related to a predetermined frequency with which at least one lower and at least one upper channel of the number of frequency channels related to a predetermined frequency is able to be simultaneously unsymmetrically adjusted relative to the predetermined frequency. Thus for example a tone balance unit can also be used with a low feedback limit in the upper frequency range.
    • 对于听力装置,特别是用于听力装置,即使在困难的一般条件下,也可以使用音调平衡单元。 因此,提供了一种具有信号处理装置的听力装置,通过该装置能够在多个频率信道中处理信号,并且提供了用于控制各个频道的电平的控制装置。 设置装置具有与预定频率相关的不对称音调平衡单元,通过该预定频率,与预定频率相关的频道数量的至少一个下部和至少一个上部频道能够相对于预定频率同时不对称地调整。 因此,例如,音调平衡单元也可以在较高频率范围内以低反馈限制使用。