Optical electro-mechanical hearing devices with separate power and signal components
First Claim
Patent Images
1. A device to transmit an audio signal having a first energy and a second energy different from the first energy, the device comprising:
- at least one light source configured to transmit the audio signal with at least one wavelength of light;
at least one detector configured to detect the audio signal and generate at least one electrical signal in response to the at least one wavelength of light;
a transducer supported with and configured to vibrate at least one of an eardrum, an ossicle or a cochlea;
active circuitry coupled to the at least one detector and the transducer to drive the transducer in response to the electrical signal; and
circuitry coupled to an input and the at least one light source, the circuitry configured to receive the audio signal and determine the first energy of the audio signal and the second energy of the audio signal, the circuitry configured to output a first amount of low frequency light energy bias from the at least one light source at a first time and a second amount of low frequency light energy bias from the at least one light source at a second time to power the active circuitry, the first amount of low frequency light energy bias different from the second amount of low frequency light energy bias in order to accommodate substantially different power consumption of the active circuitry and the transducer in response to the first energy different from the second energy.
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Abstract
A device to transmit an audio signal comprises at least one light source configured to transmit the audio signal with at least one wavelength of light. At least one detector is configured to detect the audio signal and generate at least one electrical signal in response to the at least one wavelength of light. A transducer is supported with and configured to vibrate at least one of an eardrum, an ossicle or a cochlea. Active circuitry is coupled to the transducer to drive the transducer in response to the at least one electrical signal, so as to provide the user with high quality sound.
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Citations
32 Claims
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1. A device to transmit an audio signal having a first energy and a second energy different from the first energy, the device comprising:
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at least one light source configured to transmit the audio signal with at least one wavelength of light; at least one detector configured to detect the audio signal and generate at least one electrical signal in response to the at least one wavelength of light; a transducer supported with and configured to vibrate at least one of an eardrum, an ossicle or a cochlea; active circuitry coupled to the at least one detector and the transducer to drive the transducer in response to the electrical signal; and circuitry coupled to an input and the at least one light source, the circuitry configured to receive the audio signal and determine the first energy of the audio signal and the second energy of the audio signal, the circuitry configured to output a first amount of low frequency light energy bias from the at least one light source at a first time and a second amount of low frequency light energy bias from the at least one light source at a second time to power the active circuitry, the first amount of low frequency light energy bias different from the second amount of low frequency light energy bias in order to accommodate substantially different power consumption of the active circuitry and the transducer in response to the first energy different from the second energy. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A system to transmit an audio signal having a first energy and a second energy different from the first energy, the system comprising:
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an input transducer assembly comprising, an input, at least one light source configured to emit at least one wavelength of light, circuitry coupled to the input and the at least one light source, the circuitry configured to receive the audio signal and determine the first energy of the audio signal and the second energy of the audio signal; and an output transducer assembly comprising, at least one detector configured to detect the at least one wavelength of light, active circuitry coupled to the at least one detector; a transducer electrically coupled to the active circuitry, the transducer configured to vibrate at least one of an eardrum, an ossicle, or a cochlea of the user in response to the at least one wavelength of light;
wherein the circuitry is configured to output a first amount of low frequency light energy bias from the at least one light source at a first time and a second amount of low frequency light energy bias from the at least one light source at a second time to power the active circuitry;wherein the circuitry is configured to provide the first amount of low frequency light energy bias different from the second amount of low frequency light energy bias in order to accommodate substantially different power consumption of the active circuitry and the transducer in response to the first energy different from the second energy. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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21. A method of transmitting an audio signal having a first energy and a second energy different from the first energy, the method comprising:
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receiving the audio signal with circuitry coupled to an input and at least one light source, wherein the circuitry determines the first energy of the audio signal and the second energy of the audio signal; emitting at least one wavelength of light from the at least one light source and wherein the circuitry outputs a first amount of low frequency light energy bias from the at least one light source and a second amount of low frequency light energy bias from the at least one light source in order to power active circuitry; detecting the at least one wavelength of light with at least one detector to generate an electrical signal; and vibrating at least one of an eardrum, an ossicle, or a cochlea of a user with a transducer in response to the electrical signal, wherein the transducer is coupled to the active circuitry and the first amount of low frequency light energy bias differs from the second amount of low frequency light energy bias in order to accommodate substantially different power consumption of the active circuitry and the transducer in response to the first energy different from the second energy. - View Dependent Claims (22, 23, 24)
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25. A device to stimulate a target tissue with an audio signal having a first energy and a second energy different from a first energy, the device comprising:
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at least one light source configured to transmit the audio signal with a pulse modulated light signal comprising at least one wavelength of light; and at least one detector configured to couple to the target tissue to stimulate the target tissue in response to the pulse modulated light signal, the at least one detector configured to detect the audio signal and generate at least one electrical signal in response to the at least one wavelength of light; at least one of a transducer or at least two electrodes coupled to the at least one detector; active circuitry coupled to the at least one detector and the at least one of the transducer or the at least two electrodes to drive the at least one of the transducer or the at least two electrodes in response to the electrical signal; and circuitry coupled to an input and the at least one light source, the circuitry configured to receive the audio signal and determine the first energy of the audio signal and the second energy of the audio signal, the circuitry configured to output a first amount of low frequency light energy bias from the at least one light source at a first time and a second amount of low frequency light energy bias from the at least one light source at a second time to power the active circuitry, the first amount of low frequency light energy bias different from the second amount of low frequency light energy bias in order to accommodate substantially different power consumption of the active circuitry and the transducer in response to the first energy different from the second energy. - View Dependent Claims (26, 27, 28)
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29. A method of stimulating a target tissue with an audio signal having a first energy and a second energy different from the first energy, the method comprising:
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receiving the audio signal with circuitry coupled to an input and at least one light source, wherein the circuitry determines the first energy of the audio signal and the second energy of the audio signal; emitting a pulse modulated light signal comprising at least one wavelength of light from at least one light source and wherein the circuitry outputs a first amount of low frequency light energy bias from the at least one light source and a second amount of low frequency light energy bias from the at least one light source to power active circuitry; detecting the at least one wavelength of light with at least one detector to generate an electrical signal in response to the pulse modulated light signal; and stimulating the target tissue with at least one of a transducer or at least two electrodes in response to the electrical signal and wherein the at least one of the transducer or the at least two electrodes is coupled to the active circuitry and the first amount of low frequency light energy bias differs from the second amount of low frequency light energy bias in order to accommodate substantially different power consumption of the active circuitry and the transducer in response to the first energy different from the second energy. - View Dependent Claims (30, 31, 32)
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Specification