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    • 1. 发明授权
    • Hearing aid having plural microphones and a microphone switching system
    • 具有多个麦克风和麦克风切换系统的助听器
    • US6101258A
    • 2000-08-08
    • US955271
    • 1997-10-21
    • Mead KillionFred Waldhauer, deceasedJohannes WittkowskiRichard GoodeJont Allen
    • Mead KillionFred Waldhauer, deceasedJohannes WittkowskiRichard GoodeJont Allen
    • H04R3/00H04R25/00H04R29/00
    • H04R25/407H04R25/43H04R29/005H04R29/006H04R3/005
    • A hearing aid apparatus is disclosed that employs both an omnidirectional microphone and at least one directional microphone of at least the first order. The electrical signals output from the directional microphone are supplied to an equalization amplifier which at least partially equalizes the amplitude of the low frequency electrical signal components of the electrical signal with the amplitude of the mid and high frequency electrical signal components of the electrical signals of the directional microphone. A switching circuit accepts the signals output from both the omnidirectional microphone and the directional microphone. The switching circuit connects the signal from the omnidirectional microphone to an input of a hearing aid amplifier when the switching circuit is in a first switching state, and connects the output of the equalization circuit to the hearing aid amplifier input when the switching circuit is in a second switching state. The switching circuit may be automatically switched in response to sensed ambient noise levels.
    • 公开了一种使用至少一级的全向麦克风和至少一个定向麦克风的助听器装置。 从定向麦克风输出的电信号被提供给均衡放大器,该均衡放大器至少部分地将电信号的低频电信号分量的振幅与电信号的中间和高频电信号分量的幅度 定向麦克风 开关电路接受从全向麦克风和定向麦克风输出的信号。 当开关电路处于第一开关状态时,开关电路将来自全向麦克风的信号连接到助听放大器的输入,并且当开关电路处于第一开关状态时,将均衡电路的输出连接到助听放大器输入端 第二切换状态。 可以响应于感测到的环境噪声电平自动切换开关电路。
    • 3. 发明授权
    • Hearing aid having plural microphones and a microphone switching system
    • 具有多个麦克风和麦克风切换系统的助听器
    • US06327370B1
    • 2001-12-04
    • US09624805
    • 2000-07-24
    • Mead KillionFred WaldhauerJohannes WittkowskiRichard GoodeJont Allen
    • Mead KillionFred WaldhauerJohannes WittkowskiRichard GoodeJont Allen
    • H04R2500
    • H04R25/407H04R3/005H04R25/43H04R29/005H04R29/006
    • A hearing aid apparatus is disclosed that employs both an omnidirectional microphone and at least one directional microphone of at least the first order. The electrical signals output from the directional microphone are supplied to an equalization amplifier which at least partially equalizes the amplitude of the low frequency electrical signal components of the electrical signal with the amplitude of the mid and high frequency electrical signal components of the electrical signals of the directional microphone. A switching circuit accepts the signals output from both the omnidirectional microphone and the directional microphone. The switching circuit connects the signal from the omnidirectional microphone to an input of a hearing aid amplifier when the switching circuit is in a first switching state, and connects the output of the equalization circuit to the hearing aid amplifier input when the switching circuit is in a second switching state. The switching circuit may be automatically switched in response to sensed ambient noise levels.
    • 公开了一种使用至少一级的全向麦克风和至少一个定向麦克风的助听器装置。 从定向麦克风输出的电信号被提供给均衡放大器,该均衡放大器至少部分地将电信号的低频电信号分量的振幅与电信号的中间和高频电信号分量的幅度 定向麦克风 开关电路接受从全向麦克风和定向麦克风输出的信号。 当开关电路处于第一开关状态时,开关电路将来自全向麦克风的信号连接到助听放大器的输入,并且当开关电路处于第一开关状态时,将均衡电路的输出连接到助听放大器输入端 第二切换状态。 可以响应于感测到的环境噪声电平自动切换开关电路。
    • 4. 发明申请
    • Method and system for noise dosimeter
    • 噪声剂量计的方法和系统
    • US20070180915A1
    • 2007-08-09
    • US11643328
    • 2006-12-20
    • Jack GoldbergGregory FlammeDana HelminkMead Killion
    • Jack GoldbergGregory FlammeDana HelminkMead Killion
    • H04R29/00G01H11/06
    • G01H3/14
    • A personal noise dosimeter having functionality for increasing the dynamic range of the device. A microphone provides a signal to an RMS detector, which provides a DC signal to a two-stage amplifier circuit. The outputs of the amplifiers are provided to a processor having multiple A/D channels. The processor calculates accumulated noise doses and drives a display, which in one embodiment includes a panel of light-emitting diodes. A current source injects current into the output of the RMS detector to reduce performance degradation. Functionality detects and accounts for voltage offsets in the dosimeter. The microphone is turned off during offset determination. In one embodiment, the dosimeter includes functionality for control of external devices such as sound boards.
    • 具有用于增加设备的动态范围的功能的个人噪声剂量计。 麦克风向RMS检测器提供信号,RMS检测器向两级放大器电路提供DC信号。 放大器的输出被提供给具有多个A / D通道的处理器。 处理器计算累积的噪声剂量并驱动显示器,其在一个实施例中包括一组发光二极管。 电流源将电流注入RMS检测器的输出,以降低性能下降。 功能检测并考虑剂量计中的电压偏移。 在偏移确定期间麦克风关闭。 在一个实施例中,剂量计包括用于控制诸如声卡之类的外部设备的功能。
    • 5. 发明授权
    • Mounting configuration for monolithic integrated circuit
    • 单片集成电路的安装配置
    • US5661420A
    • 1997-08-26
    • US409798
    • 1995-03-23
    • Mead KillionJonathan K. Stewart
    • Mead KillionJonathan K. Stewart
    • H01L23/64H02H11/00H02J7/00H02M7/219H04R25/00G01R19/00
    • H02M7/219H01L23/642H02H11/003H02J7/0034H02J7/0045H01L2224/05553H01L2224/48227H01L2224/48465H01L2224/49175H01L24/48H01L24/49H01L2924/00014H01L2924/13091H01L2924/14H01L2924/19041H04R2225/33H04R25/602
    • A power supply circuit is set forth which overcomes the problems associated with incorrect battery insertion. The power supply circuit includes first and second battery terminals for electrical connection to the battery. The first and second battery terminals are connected to a first transistor switching circuit. The first transistor switching circuit is responsive to power from the battery to through-connect a negative polarity power signal therethrough irrespective of the polarity orientation of the battery. The first and second battery terminals are also connected to a second transistor switching circuit. The second switching circuit is responsive to power from the battery to through-connect a positive polarity power signal therethrough irrespective of polarity orientation of the battery. The negative and positive polarity power signals are available for connection to a load device, such as a hearing aid amplifier. The device is thereby provided with proper power polarity irrespective of the way in which the battery is inserted between the first and second battery terminals. The power supply circuit is implemented in an integrated circuit format and is mounted with a chip capacitor.
    • 提出了一种电源电路,其克服了与不正确的电池插入相关的问题。 电源电路包括用于电连接到电池的第一和第二电池端子。 第一和第二电池端子连接到第一晶体管开关电路。 第一晶体管开关电路响应于来自电池的功率,而不管电池的极性取向如何,通过连接负极性电力信号。 第一和第二电池端子也连接到第二晶体管开关电路。 第二开关电路响应于来自电池的功率,而不管电池的极性取向如何,正极性功率信号通过其连接。 负极性和正极性功率信号可用于连接到负载装置,例如助听放大器。 因此,与第一和第二电池端子之间插入电池的方式无关地,该装置具有适当的功率极性。 电源电路以集成电路格式实现,并安装有片式电容器。
    • 7. 发明授权
    • Damper for hearing aid
    • 助听器阻尼器
    • US6047075A
    • 2000-04-04
    • US158213
    • 1998-09-22
    • Mead KillionChris W. PapaliasAnthony J. Becker
    • Mead KillionChris W. PapaliasAnthony J. Becker
    • H04R25/00
    • H04R25/502
    • A hearing aid is set forth that includes one or more hearing aid components that introduce an undesired undamped peak into the frequency response of the hearing aid. An electronic damping filter is utilized to compensate for the undamped peak. The electronic damping filter has a notch filter response that includes an inverse peak across the frequency range of the undamped peak thereby electronically damping the frequency response so that the hearing aid output is generally unaffected by the undesired characteristics of the inverse peak.The electronic damping filter may be programmable to vary the magnitude and/or shift the frequency of the inverse peak. A method is set forth that exploits this programmability and allows the same circuit topology to be used in two different hearing aids respectively having two different undamped peaks. A further method allows handling two or more peaks.
    • 提出了助听器,其包括将助听器的频率响应引入不期望的无阻尼峰值的一个或多个助听器部件。 电子阻尼滤波器用于补偿无阻尼峰值。 电子阻尼滤波器具有陷波滤波器响应,其包括跨越无阻尼峰值的频率范围的反向峰值,从而电子地阻尼频率响应,使得助听器输出通常不受反向峰值的不期望的特性的影响。 电子阻尼滤波器可以是可编程的以改变反向峰值的频率和/或偏移。 提出了一种利用该可编程性的方法,并允许将相同的电路拓扑结构用于分别具有两个不同的无阻尼峰值的两种不同的助听器中。 另一种方法允许处理两个或多个峰。
    • 8. 发明授权
    • Hearing aid having externally controlled amplifier gain and method of
using same
    • 具有外部控制放大器增益的助听器及其使用方法
    • US5696833A
    • 1997-12-09
    • US407465
    • 1995-03-20
    • Norman P. MatzenMead Killion
    • Norman P. MatzenMead Killion
    • H04R25/00H04R29/00
    • H04R25/453
    • An electronic device is set forth that allows external control of a controllable electronic function of the device. The device includes a function circuit for implementing an electronic function in response to a signal at a function control signal input. The function circuit receives DC power from a power supply that is connected between two battery terminals. The DC power from the power supply circuit is supplied at a predetermined DC voltage level. A control circuit is included in the device and is responsive to a signal superimposed on the predetermined DC voltage level of the power supply at the two battery terminals for generating a function control signal to the function control signal input of the function circuit. In accordance with one embodiment of the present invention, the invention is implemented in the context of a hearing aid.
    • 提出了允许外部控制设备的可控电子功能的电子设备。 该装置包括用于响应于功能控制信号输入处的信号来实现电子功能的功能电路。 功能电路从连接在两个电池端子之间的电源接收直流电力。 来自电源电路的直流电力以预定的直流电压电平供给。 控制电路包括在该装置中,并响应叠加在两个电池端子处的电源的预定直流电压电平上的信号,以产生功能控制信号到功能电路的功能控制信号输入。 根据本发明的一个实施例,本发明在助听器的上下文中实现。
    • 9. 发明授权
    • Battery power supply circuit which supplies correct power polarity
irrespective of battery orientation
    • 电池电源电路,无论电池方向如何,都能提供正确的电源极性
    • US5623550A
    • 1997-04-22
    • US400876
    • 1995-03-08
    • Mead Killion
    • Mead Killion
    • H01L23/64H02H11/00H02J7/00H02M7/219H04R25/00
    • H02M7/219H01L23/642H02H11/003H02J7/0034H02J7/0045H01L2224/48463H01L2224/49175H01L24/48H01L24/49H01L2924/00014H01L2924/13091H01L2924/14H01L2924/19041H04R2225/33H04R25/602Y10T307/839
    • A power supply circuit is set forth which overcomes the problems associated with incorrect battery insertion. The power supply circuit includes first and second battery terminals for electrical connection to the battery. The first and second battery terminals are connected to a first transistor switching circuit. The first transistor switching circuit is responsive to power from the battery to through-connect a negative polarity power signal therethrough irrespective of the polarity orientation of the battery. The first and second battery terminals are also connected to a second transistor switching circuit. The second switching circuit is responsive to power from the battery to through-connect a positive polarity power signal therethrough irrespective of polarity orientation of the battery. The negative and positive polarity power signals are available for connection to a load device, such as a hearing aid amplifier. The device is thereby provided with proper power polarity irrespective of the way in which the battery is inserted between the first and second battery terminals.
    • 提出了一种电源电路,其克服了与不正确的电池插入相关的问题。 电源电路包括用于电连接到电池的第一和第二电池端子。 第一和第二电池端子连接到第一晶体管开关电路。 第一晶体管开关电路响应于来自电池的功率,而不管电池的极性取向如何,通过连接负极性电力信号。 第一和第二电池端子也连接到第二晶体管开关电路。 第二开关电路响应于来自电池的功率,而不管电池的极性取向如何,正极性功率信号通过其连接。 负极性和正极性功率信号可用于连接到负载装置,例如助听放大器。 因此,与第一和第二电池端子之间插入电池的方式无关地,该装置具有适当的功率极性。
    • 10. 发明申请
    • Method and system for noise dosimeter with quick-check mode and earphone adapter
    • 具有快速检查模式和耳机适配器的噪声剂量计的方法和系统
    • US20070186656A1
    • 2007-08-16
    • US11654419
    • 2007-01-17
    • Jack GoldbergGregory FlammeDana HelminkMead Killion
    • Jack GoldbergGregory FlammeDana HelminkMead Killion
    • G01H11/06H04R1/10
    • G01H3/14
    • A noise dosimeter with capability to rapidly predict noise exposure over an extended time period based on a measurement of short duration. Either an acoustic or an electrical earphone adapter provides a convenient means to connect the noise dosimeter to an external sound source. A direct input jack operable to receive at least one audio signal provides a signal to an RMS detector, which provides a DC signal to a two-stage amplifier circuit. The outputs of the amplifiers are provided to a processor having multiple A/D channels. The processor calculates accumulated noise doses and drives a display, which in one embodiment includes a panel of light-emitting diodes. In one embodiment, the dosimeter includes functionality for control of external devices such as sound boards.
    • 一种噪声剂量计,具有根据短持续时间的测量快速预测长时间内的噪声暴露的噪声剂量计。 声学或电耳机适配器提供了将噪声剂量计连接到外部声源的便利手段。 可操作以接收至少一个音频信号的直接输入插孔向RMS检测器提供信号,RMS检测器向两级放大器电路提供DC信号。 放大器的输出被提供给具有多个A / D通道的处理器。 处理器计算累积的噪声剂量并驱动显示器,其在一个实施例中包括一组发光二极管。 在一个实施例中,剂量计包括用于控制诸如声卡之类的外部设备的功能。