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1. 发明申请

WO2015199934A1 UTILIZATION OF AN EXTENDED INTER-PULSE INTERVAL IN A MODIFIED CONTINUOUS INTERLEAVED STIMULATION STRATEGY 审中-公开
标题翻译：改进的连续交互刺激策略中扩展的脉冲间隔的使用
公开(公告)号：WO2015199934A1
公开(公告)日：2015-12-30
申请号：PCT/US2015/034183
申请日：2015-06-04
申请人： ADVANCED BIONICS AG
发明人： KARUNASIRI, R. Tissa
IPC分类号： A61N1/36
CPC分类号： A61N1/36036 , A61N1/0541
摘要： An exemplary sound processor included in a cochlear implant system comprises a control facility that represents a first frequency domain signal to a patient by 1) directing a cochlear implant included in the cochlear implant system to apply, during a first stimulation frame, a first monophasic stimulation pulse representative of a first temporal portion of the first frequency domain signal that corresponds to the first stimulation frame, the first monophasic stimulation pulse having a first polarity, and 2) directing the cochlear implant to apply, during a second stimulation frame that is temporally subsequent to the first stimulation frame, a second monophasic stimulation pulse representative of a second temporal portion of the first frequency domain signal that corresponds to the second stimulation frame, the second monophasic stimulation pulse configured to at least partially charge balance the first monophasic stimulation pulse and having a second polarity opposite the first polarity.
摘要翻译：包括在耳蜗植入系统中的示例性声音处理器包括通过以下步骤来表示第一频域信号的控制设备：1）引导包括在耳蜗植入物系统中的耳蜗植入物在第一刺激帧期间施加第一单相刺激代表对应于第一刺激帧的第一频域信号的第一时间部分的脉冲，第一单相刺激脉冲具有第一极性，以及2）在时间上随后的第二刺激帧期间引导耳蜗植入物施加所述第一单相刺激脉冲代表对应于所述第二刺激帧的所述第一频域信号的第二时间部分，所述第二单相刺激脉冲被配置为至少部分地对所述第一单相刺激脉冲进行充电平衡，并具有与第一极点相反的第二极性 TY。

2. 发明申请

WO2021081414A1 SYSTEMS AND METHODS FOR FITTING A HEARING SYSTEM TO A RECIPIENT BASED ON CORTICAL POTENTIALS OF THE RECIPIENT 审中-公开
公开(公告)号：WO2021081414A1
公开(公告)日：2021-04-29
申请号：PCT/US2020/057177
申请日：2020-10-23
申请人： ADVANCED BIONICS AG
发明人： LITVAK, Leonid M. , KARUNASIRI, R. Tissa , GLICK, Hannah A. , KOKA, Kanthaiah , CHEN, Chen , GALSTER, Jason
IPC分类号： A61N1/36
摘要： An illustrative cochlear implant system includes an electrode lead having an array of electrodes, a cochlear implant coupled with the electrode lead and configured to be implanted within a recipient together with the electrode lead, and a processing unit communicatively coupled to the cochlear implant. The processing unit is configured to direct the cochlear implant to apply stimulation to the recipient by way of the array of electrodes. The processing unit is further configured to detect, by way of one or more electrodes included in the array of electrodes, a cortical potential produced by the recipient. Based on the detected cortical potential, the processing unit is configured to determine a fitting parameter associated with the cochlear implant system. Corresponding systems and methods are also disclosed.

3. 发明申请

WO2018140904A2 SYSTEMS AND METHODS FOR AMPLITUDE SHIFT KEYING MODULATION OF A DIGITAL DATA SIGNAL ONTO RADIO FREQUENCY POWER 审中-公开
公开(公告)号：WO2018140904A2
公开(公告)日：2018-08-02
申请号：PCT/US2018/015800
申请日：2018-01-29
申请人： ADVANCED BIONICS AG , KARUNASIRI, R. Tissa , ARFIN, Scott Kenneth
发明人： KARUNASIRI, R. Tissa , ARFIN, Scott Kenneth
IPC分类号： G05F1/46
摘要： An amplitude shift keying (ASK) modulation system includes a linear regulator circuit powered by input direct current (DC) power at a first voltage level and that generates regulated DC power at a second voltage level tracking the first voltage level. The system also includes an intermediate DC power switching circuit that receives a digital data signal and selectively couples an intermediate power node with the input DC power at the first voltage level when the digital data signal represents a first binary value, and with the regulated DC power at the second voltage level when the digital data signal represents a second binary value. The ASK modulation system also includes a radio frequency (RF) driver circuit powered by intermediate DC power received at the intermediate power node and that delivers RF output power representative of the digital data signal to a load at an RF carrier frequency.

4. 发明申请

WO2015126432A1 SYSTEMS AND METHODS FOR DETECTING A COMPLIANCE STATE OF A CURRENT SOURCE INCLUDED IN A COCHLEAR IMPLANT 审中-公开
标题翻译：用于检测包含在COCHLEAR IMPLANT中的电流源的合规状态的系统和方法
公开(公告)号：WO2015126432A1
公开(公告)日：2015-08-27
申请号：PCT/US2014/018099
申请日：2014-02-24
申请人： ADVANCED BIONICS AG
发明人： KARUNASIRI, R. Tissa
IPC分类号： A61N1/36
CPC分类号： A61N1/36032 , A61N1/36036
摘要： An exemplary cochlear implant may include 1) a current source tied to a voltage supply and having an output that is electrically coupled to an electrode included in a plurality of electrodes, 2) a mirrored current source associated with the current source and that is commanded to output a commanded current, 3) a reference load coupled to an output of the mirrored current source and that forces the mirrored current source into an out-of-compliance state in which the mirrored current source outputs a reference current that is a predetermined percentage lower than the commanded current, the reference current resulting in a dynamic reference voltage at the output of the mirrored current source, and 4) a comparator that compares a voltage at the output of the current source with the dynamic reference voltage, and outputs a signal based on the comparison. Corresponding systems and methods are also described.
摘要翻译：示例性耳蜗植入物可以包括：1）连接到电压源并具有电耦合到包括在多个电极中的电极的输出的电流源，2）与电流源相关联的镜像电流源，并且被命令为输出命令电流，3）耦合到镜像电流源的输出的参考负载，并且迫使镜像电流源进入不合规状态，其中镜像电流源输出一个预定百分比较低的参考电流所述参考电流导致在所述镜像电流源的输出端处的动态参考电压，以及4）将所述电流源的输出端的电压与所述动态参考电压进行比较的比较器，并输出基于比较。还描述了相应的系统和方法。

5. 发明申请

WO2021081412A1 SYSTEMS AND METHODS FOR MONITORING AND ACTING ON A PHYSIOLOGICAL CONDITION OF A STIMULATION SYSTEM RECIPIENT 审中-公开
公开(公告)号：WO2021081412A1
公开(公告)日：2021-04-29
申请号：PCT/US2020/057175
申请日：2020-10-23
申请人： ADVANCED BIONICS AG
发明人： LITVAK, Leonid M. , KARUNASIRI, R. Tissa , GLICK, Hannah A. , KOKA, Kanthaiah , CHEN, Chen , SPAHR, Anthony J. , GALSTER, Jason , SWAN, Dean
IPC分类号： A61N1/36 , A61B5/383 , A61B5/00 , A61B5/024 , H04R25/00
摘要： An illustrative system includes a stimulation device configured to apply stimulation to a recipient, a sensing device configured to detect a physiological condition of the recipient, and a processing unit communicatively coupled to the stimulation device and the sensing device. The processing unit determines a stimulation strategy that is customized to the recipient and includes stimulation frames and stimulation gaps. The processing unit then directs the stimulation device to apply the stimulation to the recipient in accordance with the stimulation strategy by applying the stimulation only during time that corresponds to the stimulation frames. The processing unit also directs the sensing device to detect the physiological condition of the recipient in accordance with the stimulation strategy by detecting only during time that corresponds to the stimulation gaps. Based on the detected physiological condition, the processing unit performs an action. Corresponding systems, methods, and apparatuses are also disclosed. The stimulation device is a cochlear implant with an electrode lead having an array of electrodes to apply the stimulation.

6. 发明申请

WO2015099682A1 RADIO FREQUENCY ("RF") POWER LEVEL MANAGEMENT SYSTEMS AND METHODS FOR USE IN A COCHLEAR IMPLANT SYSTEM 审中-公开
标题翻译：无线电频率（“RF”）功率电平管理系统和用于COCHLEAR植入系统的方法
公开(公告)号：WO2015099682A1
公开(公告)日：2015-07-02
申请号：PCT/US2013/077596
申请日：2013-12-23
申请人： ADVANCED BIONICS AG
发明人： KARUNASIRI, R. Tissa
IPC分类号： A61N1/36 , A61N1/378
CPC分类号： A61N1/36032 , A61N1/36036 , A61N1/3787
摘要： An exemplary system may include a sound processor that provides radio frequency (RF) power and a cochlear implant that operates in accordance with the RF power. The cochlear implant may include a positive current source and a negative current source that may be electrically coupled to an electrode by way of a common node. The sound processor may 1) direct the cochlear implant to concurrently enable the positive and negative current sources in order to generate a current that has a first predetermined current level and that flows though the positive and negative current sources from a positive voltage supply to a negative voltage supply without providing stimulation to the electrode in a manner perceptible to the patient, and 2) determine a power level of the RF power that is required to generate the current having the first predetermined current level. Corresponding apparatuses and methods are also described.
摘要翻译：示例性系统可以包括提供射频（RF）功率的声音处理器和根据RF功率操作的耳蜗植入物。耳蜗植入物可以包括正电流源和负电流源，其可以通过公共节点电耦合到电极。声音处理器可以1）引导耳蜗植入物以同时启用正电流源和负电流源，以便产生具有第一预定电流水平的电流，并且将正电流源和负电流源从正电压源流向负电流电压供应，而不以患者可感知的方式对电极进行刺激，以及2）确定产生具有第一预定电流电平的电流所需的RF功率的功率电平。还描述了相应的装置和方法。

7. 发明申请

WO2014112984A1 SOUND PROCESSOR APPARATUS WITH DUAL-MODE EARHOOK INTERFACE ASSEMBLY 审中-公开
标题翻译：具有双模式耳机接口装置的声音处理器装置
公开(公告)号：WO2014112984A1
公开(公告)日：2014-07-24
申请号：PCT/US2013/021606
申请日：2013-01-15
申请人： ADVANCED BIONICS AG
发明人： HARTLEY, Lee F. , MISHRA, Lakshmi N. , KARUNASIRI, R. Tissa , PALMER, Logan P.
IPC分类号： A61N1/36 , H04R25/00
CPC分类号： H04R25/556 , A61N1/36036 , H04R1/105 , H04R25/02 , H04R25/554 , H04R25/65 , H04R2225/021 , H04R2225/59 , H04R2225/61 , H04R2225/63 , H04R2225/67
摘要： An exemplary sound processor apparatus includes 1) an earhook interface assembly that includes a plurality of contacts and that is configured to interchangeably connect to a microphone assembly and an EAS receiver assembly by way of the plurality of contacts, and 2) a control module communicatively coupled to the plurality of contacts and that is configured to selectively operate in an input mode or in an output mode. While operating in the input mode, the control module uses the plurality of contacts as input ports to receive one or more audio signals detected by the microphone assembly while the microphone assembly is connected to the earhook interface assembly. While operating in the output mode, the control module uses the plurality of contacts as output ports to output one or more EAS signals to the EAS receiver assembly while the EAS receiver assembly is connected to the earhook interface assembly.
摘要翻译：一种示例性的声音处理器装置包括：1）耳挂接口组件，其包括多个触点，并且被配置为通过所述多个触点可互换地连接到麦克风组件和EAS接收器组件，以及2）通信耦合的控制模块并且被配置为选择性地以输入模式或输出模式操作。当在输入模式下操作时，控制模块使用多个触点作为输入端口来接收由麦克风组件检测到的一个或多个音频信号，同时麦克风组件连接到耳挂接口组件。当在输出模式下操作时，控制模块使用多个触点作为输出端口，以将EAS接收器组件连接到耳挂接口组件，将一个或多个EAS信号输出到EAS接收器组件。

8. 发明申请

WO2022115253A1 SYSTEMS AND METHODS FOR WIRELESSLY TRANSMITTING POWER AND DATA TO AN IMPLANTABLE STIMULATOR 审中-公开
公开(公告)号：WO2022115253A1
公开(公告)日：2022-06-02
申请号：PCT/US2021/059236
申请日：2021-11-12
申请人： ADVANCED BIONICS AG
发明人： KARUNASIRI, R. Tissa , GRIFFITH, Glen A.
IPC分类号： A61N1/05 , A61N1/36 , A61N1/372 , A61N1/378
摘要： A system includes an interface assembly and electronic circuitry. The interface assembly is configured to receive DC power and a self-clocking differential signal comprising a data signal encoded with a clock signal at a clock frequency. The electronic circuitry is configured to recover, from the self-clocking differential signal, the data signal and the clock signal at the clock frequency, and to generate, based on the recovered clock signal at the clock frequency, a synthesized clock signal at a carrier frequency. The electronic circuitry is also configured to use the synthesized clock signal to wirelessly transmit, to an implantable stimulator implanted within a recipient, AC power based on the DC power and forward telemetry data based on the recovered data signal. Corresponding systems, methods, and devices are also disclosed.

9. 发明申请

WO2018140904A3 SYSTEMS AND METHODS FOR AMPLITUDE SHIFT KEYING MODULATION OF A DIGITAL DATA SIGNAL ONTO RADIO FREQUENCY POWER 审中-公开
公开(公告)号：WO2018140904A3
公开(公告)日：2018-08-02
申请号：PCT/US2018/015800
申请日：2018-01-29
申请人： ADVANCED BIONICS AG , KARUNASIRI, R. Tissa , ARFIN, Scott Kenneth
发明人： KARUNASIRI, R. Tissa , ARFIN, Scott Kenneth
IPC分类号： G05F1/46 , H04B5/00 , H04L27/02
摘要： An amplitude shift keying (ASK) modulation system includes a linear regulator circuit powered by input direct current (DC) power at a first voltage level and that generates regulated DC power at a second voltage level tracking the first voltage level. The system also includes an intermediate DC power switching circuit that receives a digital data signal and selectively couples an intermediate power node with the input DC power at the first voltage level when the digital data signal represents a first binary value, and with the regulated DC power at the second voltage level when the digital data signal represents a second binary value. The ASK modulation system also includes a radio frequency (RF) driver circuit powered by intermediate DC power received at the intermediate power node and that delivers RF output power representative of the digital data signal to a load at an RF carrier frequency.

10. 发明申请

WO2013142844A1 ELECTRO-ACOUSTIC STIMULATION SYSTEMS THAT PERFORM PREDETERMINED ACTIONS IN ACCORDANCE WITH EVOKED RESPONSES 审中-公开
标题翻译：根据反应动作执行预测动作的电声刺激系统
公开(公告)号：WO2013142844A1
公开(公告)日：2013-09-26
申请号：PCT/US2013/033605
申请日：2013-03-22
申请人： ADVANCED BIONICS AG
发明人： LITVAK, Leonid M. , AGRAWAL, Smita S. , EMADI, Gulamali , SAOJI, Aniket , FINLEY, Charles C. , KARUNASIRI, R. Tissa , KOKA, Kanthaiah
IPC分类号： A61N1/36 , A61B5/04 , H04R25/00
CPC分类号： A61N1/36036 , A61B5/04001 , A61B5/121 , A61N1/0541 , A61N1/37247 , H04R1/1008 , H04R25/00 , H04R25/505 , H04R25/554 , H04R25/606 , H04R25/70 , H04R2225/67 , H04R2460/03
摘要： An exemplary system includes 1) an electro-acoustic stimulation ("EAS") sound processor configured to be located external to a patient, 2) a cochlear implant communicatively coupled to the EAS sound processor and configured to be implanted within the patient, 3) an electrode array communicatively coupled to the cochlear implant and configured to be located within a cochlea of the patient, and 4) a receiver communicatively coupled to the EAS sound processor and configured to be in communication with an ear of the patient. The EAS sound processor directs at least one of the cochlear implant and the receiver to apply stimulation to the patient, records an evoked response that occurs in response to the stimulation, and performs a predetermined action in accordance with the evoked response. Corresponding systems and methods are also disclosed.
摘要翻译：一种示例性系统包括：1）被配置为位于患者外部的电声刺激（“EAS”）声音处理器，2）通信地耦合到EAS声音处理器并被配置为植入患者体内的耳蜗植入物; 3）通信地耦合到所述耳蜗植入物并且被配置为位于所述患者的耳蜗内的电极阵列，以及4）通信地耦合到所述EAS声音处理器并被配置为与所述患者的耳朵通信的接收器。 EAS声音处理器引导至少一个人工耳蜗和接收器对患者施加刺激，记录响应于刺激而发生的诱发反应，并且根据诱发的反应执行预定的动作。还公开了相应的系统和方法。

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