Patents by Inventor Martin Hillbratt
Martin Hillbratt has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230362554Abstract: A method including obtaining data based on a current and/or anticipated future state of a hearing prosthesis and adjusting a set gain margin of the hearing prosthesis based on the current or anticipated future state of the hearing prosthesis.Type: ApplicationFiled: July 17, 2023Publication date: November 9, 2023Inventors: Martin HILLBRATT, Mark FLYNN, Bjorn DAVIDSSON
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Patent number: 11706572Abstract: A method including obtaining data based on a current and/or anticipated future state of a hearing prosthesis and adjusting a set gain margin of the hearing prosthesis based on the current or anticipated future state of the hearing prosthesis.Type: GrantFiled: March 14, 2022Date of Patent: July 18, 2023Assignee: Cochlear LimitedInventors: Martin Hillbratt, Mark Flynn, Bjorn Davidsson
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Publication number: 20220279289Abstract: A method including obtaining data based on a current and/or anticipated future state of a hearing prosthesis and adjusting a set gain margin of the hearing prosthesis based on the current or anticipated future state of the hearing prosthesis.Type: ApplicationFiled: March 14, 2022Publication date: September 1, 2022Inventors: Martin HILLBRATT, Mark FLYNN, Bjorn DAVIDSSON
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Patent number: 11277695Abstract: A method including obtaining data based on a current and/or anticipated future state of a hearing prosthesis and adjusting a set gain margin of the hearing prosthesis based on the current or anticipated future state of the hearing prosthesis.Type: GrantFiled: December 21, 2018Date of Patent: March 15, 2022Assignee: Cochlear LimitedInventors: Martin Hillbratt, Mark Flynn, Bjorn Davidsson
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Patent number: 10812919Abstract: Systems and methods are disclosed for a hearing prosthesis, and more particularly to a hearing prosthesis with a rigidly coupled vibrating transducer. In embodiments, the mechanical stimulating hearing prosthesis comprises, for example, at least one sound input device configured to sense a sound signal, and a transducer configured to generate a vibration based on the sound, wherein the sound input device is rigidly coupled to the transducer. Systems and methods are also described for reducing a well-defined mechanical feedback generated by a transducer in a hearing prosthesis.Type: GrantFiled: March 14, 2014Date of Patent: October 20, 2020Assignee: Cochlear LimitedInventors: Martin Hillbratt, Marcus Andersson, Kristian Asnes
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Publication number: 20190215618Abstract: A method including obtaining data based on a current and/or anticipated future state of a hearing prosthesis and adjusting a set gain margin of the hearing prosthesis based on the current or anticipated future state of the hearing prosthesis.Type: ApplicationFiled: December 21, 2018Publication date: July 11, 2019Inventors: Martin HILLBRATT, Mark FLYNN, Bjorn DAVIDSSON
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Patent number: 10165374Abstract: A method including obtaining data based on a current and/or anticipated future state of a hearing prosthesis and adjusting a set gain margin of the hearing prosthesis based on the current or anticipated future state of the hearing prosthesis.Type: GrantFiled: April 1, 2016Date of Patent: December 25, 2018Assignee: Cochlear LimitedInventors: Martin Hillbratt, Mark Flynn, Bjorn Davidsson
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Patent number: 10028065Abstract: Disclosed herein are methods, systems, and devices for remotely-processing one or more audio signals received at a hearing device. An example method includes a hearing device receiving from a media device a command to send to the media device an audio signal. Responsive to at least the command, the method includes the hearing device sending to the media device the audio signal. The method also includes the hearing device receiving from the media device a remotely-processed signal. Data included in the remotely-processed signals is based on audio data included in the audio signal. Based on at least the remotely-processed signal, the method includes the hearing device generating a stimulation signal and using the stimulation signal to deliver at least one stimulus to a recipient of the hearing device.Type: GrantFiled: May 26, 2016Date of Patent: July 17, 2018Assignee: Cochlear LimitedInventors: Michael Goorevich, Martin Hillbratt
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Patent number: 10015605Abstract: A hearing prosthesis system includes a processor arranged to communicate a stimulation signal to a vibration stimulator of a first hearing prosthesis. The processor receives an indication of a measured input signal from a first transducer of a second hearing prosthesis. A processor calculates a feedback associated with the stimulation. The processor may also be further configured to adjust a gain table or an input to a feedback reduction algorithm in response to the calculated feedback. Additionally, the processor of the hearing prosthesis system may also be arranged to communicate a second stimulation signal to a vibration stimulator of the second hearing prosthesis. The processor receives an indication of a measured input signal from the first hearing prosthesis. Further, the processor calculates a second feedback associated with the second stimulation.Type: GrantFiled: March 8, 2017Date of Patent: July 3, 2018Assignee: Cochlear LimitedInventors: Mark C. Flynn, Martin Hillbratt
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Patent number: 9967680Abstract: Disclosed herein is a feedback reduction system for used in a hearing prosthesis. The hearing prosthesis will receive an input signal, process the input signal, and create a transformed output. However, the hearing prosthesis may suffer from feedback. Thus, a system to minimize the feedback in a hearing prosthesis may be desirable. One system to minimize the feedback includes down-sample circuitry configured to down-sample a first signal, creating a down-sampled signal. They system also includes a filter circuit. The filter circuit filters both the first signal and the down-sampled signal. The filter will output a filtered signal and a filtered down-sampled signal, respectively. Additionally, the system features up-sample circuitry that up-samples the filtered down-sampled signal. The output of the up-sample circuitry is an up-sampled signal. Further, the system features combining circuitry that creates a feedback-reduced signal based on the up-sampled signal, the filtered signal, and an input signal.Type: GrantFiled: April 26, 2016Date of Patent: May 8, 2018Assignee: Cochlear LimitedInventors: Mats Höjlund, Martin Hillbratt
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Patent number: 9913983Abstract: A system, including a first prosthetic device configured to evoke a hearing percept based on a first ambient sound and a second non-invasive device configured to stimulate skin based on a second ambient sound generated by a voice.Type: GrantFiled: October 25, 2013Date of Patent: March 13, 2018Assignee: Cochlear LimitedInventors: Johan Gustafsson, Martin Hillbratt, Kristian Åsnes, Marcus Andersson
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Patent number: 9838804Abstract: Systems, methods, and devices for adaptively filtering audio signals are disclosed. An example system includes a microphone configured to generate a first audio signal in response to receiving a sound, an output transducer configured to provide an output, and a sound processor configured to: (i) filter a first sample of the audio input signal using an adaptive filter to provide a first filtered audio input signal, with the dynamic range of the adaptive filter being limited by an initial value of at least one parameter filter; (ii) process the first filtered audio signal to provide a output audio signal; and (iii) cause the output transducer to provide an output that is based at least in part on the output audio signal. Adaptive signal modeling may be used to update the adaptive filter, with model and the initial value of at least one parameter filter being based on environmental classifier.Type: GrantFiled: February 23, 2016Date of Patent: December 5, 2017Assignee: Cochlear LimitedInventors: Giuliano Bernardi, Martin Hillbratt, Toon van Waterschoot, Alberto Gozzi
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Publication number: 20170180895Abstract: A hearing prosthesis system includes a processor arranged to communicate a stimulation signal to a vibration stimulator of a first hearing prosthesis. The processor receives an indication of a measured input signal from a first transducer of a second hearing prosthesis. A processor calculates a feedback associated with the stimulation. The processor may also be further configured to adjust a gain table or an input to a feedback reduction algorithm in response to the calculated feedback. Additionally, the processor of the hearing prosthesis system may also be arranged to communicate a second stimulation signal to a vibration stimulator of the second hearing prosthesis. The processor receives an indication of a measured input signal from the first hearing prosthesis. Further, the processor calculates a second feedback associated with the second stimulation.Type: ApplicationFiled: March 8, 2017Publication date: June 22, 2017Inventors: Mark C. Flynn, Martin Hillbratt Hillbratt
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Patent number: 9554218Abstract: Disclosed herein are systems and methods that help to optimize the sound quality produced when a sound processing mode is enabled in an audio device, such as a hearing prosthesis. When the sound processing mode is enabled, a sound processor in the audio device will create a candidate transformed signal based on a default set of parameters associated with the sound processing mode (i.e. a candidate signal processing function). Further, the sound processor will create a reference transformed signal based on the same enabled sound processing mode, but with a varied set of parameters (i.e. a modified signal processing function). The sound processor will then compare the candidate transformed signal to the reference transformed signal to determine which signal has a higher quality. The device then creates an output based on the higher quality signal.Type: GrantFiled: July 31, 2012Date of Patent: January 24, 2017Assignee: Cochlear LimitedInventor: Martin Hillbratt
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Publication number: 20170013372Abstract: Disclosed herein are methods, systems, and devices for remotely-processing one or more audio signals received at a hearing device. An example method includes a hearing device receiving from a media device a command to send to the media device an audio signal. Responsive to at least the command, the method includes the hearing device sending to the media device the audio signal. The method also includes the hearing device receiving from the media device a remotely-processed signal. Data included in the remotely-processed signals is based on audio data included in the audio signal. Based on at least the remotely-processed signal, the method includes the hearing device generating a stimulation signal and using the stimulation signal to deliver at least one stimulus to a recipient of the hearing device.Type: ApplicationFiled: May 26, 2016Publication date: January 12, 2017Inventors: Michael Goorevich, Martin Hillbratt
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Publication number: 20160255446Abstract: Systems, methods, and devices for adaptively filtering audio signals are disclosed. An example system includes a microphone configured to generate a first audio signal in response to receiving a sound, an output transducer configured to provide an output, and a sound processor configured to: (i) filter a first sample of the audio input signal using an adaptive filter to provide a first filtered audio input signal, with the dynamic range of the adaptive filter being limited by an initial value of at least one parameter filter; (ii) process the first filtered audio signal to provide a output audio signal; and (iii) cause the output transducer to provide an output that is based at least in part on the output audio signal. Adaptive signal modeling may be used to update the adaptive filter, with model and the initial value of at least one parameter filter being based on environmental classifier.Type: ApplicationFiled: February 23, 2016Publication date: September 1, 2016Inventors: Giuliano BERNARDI, Martin HILLBRATT, Toon van WATERSCHOOT, Alberto GOZZI
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Publication number: 20160241969Abstract: Disclosed herein is a feedback reduction system for used in a hearing prosthesis. The hearing prosthesis will receive an input signal, process the input signal, and create a transformed output. However, the hearing prosthesis may suffer from feedback. Thus, a system to minimize the feedback in a hearing prosthesis may be desirable. One system to minimize the feedback includes down-sample circuitry configured to down-sample a first signal, creating a down-sampled signal. They system also includes a filter circuit. The filter circuit filters both the first signal and the down-sampled signal. The filter will output a filtered signal and a filtered down-sampled signal, respectively. Additionally, the system features up-sample circuitry that up-samples the filtered down-sampled signal. The output of the up-sample circuitry is an up-sampled signal. Further, the system features combining circuitry that creates a feedback-reduced signal based on the up-sampled signal, the filtered signal, and an input signal.Type: ApplicationFiled: April 26, 2016Publication date: August 18, 2016Inventors: Mats Höjlund, Martin Hillbratt
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Publication number: 20160219382Abstract: A method including obtaining data based on a current and/or anticipated future state of a hearing prosthesis and adjusting a set gain margin of the hearing prosthesis based on the current or anticipated future state of the hearing prosthesis.Type: ApplicationFiled: April 1, 2016Publication date: July 28, 2016Inventors: Martin HILLBRATT, Mark FLYNN, Bjorn DAVIDSSON
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Patent number: 9351085Abstract: Disclosed herein is a feedback reduction system for used in a hearing prosthesis. The hearing prosthesis will receive an input signal, process the input signal, and create a transformed output. However, the hearing prosthesis may suffer from feedback. Thus, a system to minimize the feedback in a hearing prosthesis may be desirable. One system to minimize the feedback includes down-sample circuitry configured to down-sample a first signal, creating a down-sampled signal. They system also includes a filter circuit. The filter circuit filters both the first signal and the down-sampled signal. The filter will output a filtered signal and a filtered down-sampled signal, respectively. Additionally, the system features up-sample circuitry that up-samples the filtered down-sampled signal. The output of the up-sample circuitry is an up-sampled signal. Further, the system features combining circuitry that creates a feedback-reduced signal based on the up-sampled signal, the filtered signal, and an input signal.Type: GrantFiled: January 14, 2013Date of Patent: May 24, 2016Assignee: Cochlear LimitedInventors: Mats Höjlund, Martin Hillbratt
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Method and system for configuration of a medical device that stimulates a human physiological system
Patent number: 9313589Abstract: A method and system for automatically configuring a medical device that is at least partially implanted in a human recipient and that includes a transducer arranged to stimulate a physiological system of the recipient, such as a middle-ear implant for instance. The energy level of a signal provided to drive the transducer is progressively increased until there is a threshold electrical change indicative of a threshold change in impedance of the transducer. In the context of a middle-ear implant, for instance, the threshold electrical change indicative of the threshold change in impedance of the transducer may be indicative of the acoustic reflex. The energy level of the signal at that point is then used as a basis to set an operational parameter of the medical device, such as a comfort-level of the middle-ear implant for instance.Type: GrantFiled: July 1, 2011Date of Patent: April 12, 2016Assignee: Cochlear LimitedInventors: Martin Hillbratt, André Sadeghi, Mark Flynn