Abstract: An ear-worn electronic device is configured to be worn by a wearer and comprises a wireless transceiver operably coupled to an antenna. The device is configured to transmit, from the transceiver to the antenna, signals at a plurality of different frequencies in accordance with a frequency hopping sequence. The device is configured collect two-dimensional (2-D) reflection coefficient data comprising a reflection coefficient of the antenna as a function of frequency and of time in response to transmission of the signals. The device is configured to detect a particular input gesture of a plurality of input gestures of the wearer using the 2-D reflection coefficient data, and implement a predetermined function of the ear-worn electronic device in response to detecting the particular input gesture.

Abstract: Disclosed herein, among other things, are systems and methods for a hearing device antenna. One aspect of the present subject matter includes a hearing device configured to be worn in an ear of a wearer to perform wireless communication. The hearing device includes a housing, hearing electronics within the housing, and an inverted F antenna or loop antenna disposed at least partially in the housing and configured for performing 2.4 GHz wireless communication. In various embodiments, at least a portion of the antenna protrudes from an exterior of the housing.

Abstract: A system comprises a first ear-worn electronic device configured to be worn by a wearer, and a second electronic device comprising a second ear-worn electronic device or other electronic device. A wireless transceiver operably coupled to an antenna is disposed in each of the electronic devices. One or both of the first ear-worn electronic device and the second electronic device are configured to transmit signals at a plurality of different frequencies in accordance with a frequency hopping sequence, collect 2-D RSSI data comprising an RSSI value as a function of frequency and of time in response to transmission of the signals, detect a particular input gesture of a plurality of input gestures of the wearer using the 2-D RSSI data, and implement a predetermined function of at least one of the first ear-worn electronic device and the second electronic device in response to detecting the particular input gesture.

Abstract: An embodiment of a system includes a compartment-generating device, a compartment detector, and electronic computing circuitry. The device is configured to generate compartments of a digital assay, at least one of the compartments having a respective volume that is different from a respective volume of each of at least another one of the compartments. The detector is configured to determine a number of the compartments each having a respective number of a target that is greater than a threshold number of the target. And the electronic circuitry is configured to determine a bulk concentration of the target in a source of the sample in response to the determined number of compartments. Because such a system can be configured to estimate a bulk concentration of a target in a source from a polydisperse digital assay, the system can be portable, and lower-cost and faster, than conventional systems.

Abstract: Disclosed herein, among other things, are systems and methods for a hearing device antenna. One aspect of the present subject matter includes a hearing device configured to be worn in an ear of a wearer to perform wireless communication. The hearing device includes a housing, hearing electronics within the housing, and an inverted F antenna or loop antenna disposed at least partially in the housing and configured for performing 2.4 GHz wireless communication. In various embodiments, at least a portion of the antenna protrudes from an exterior of the housing.

Abstract: A system comprises a first ear-worn electronic device configured to be worn by a wearer, and a second electronic device comprising a second ear-worn electronic device or other electronic device. A wireless transceiver operably coupled to an antenna is disposed in each of the electronic devices. One or both of the first ear-worn electronic device and the second electronic device are configured to transmit signals at a plurality of different frequencies in accordance with a frequency hopping sequence, collect 2-D RSSI data comprising an RSSI value as a function of frequency and of time in response to transmission of the signals, detect a particular input gesture of a plurality of input gestures of the wearer using the 2-D RSSI data, and implement a predetermined function of at least one of the first ear-worn electronic device and the second electronic device in response to detecting the particular input gesture.

Abstract: A hearing aid is described which incorporates an antenna integrated into the housing that is configured to radiate with linear polarization such that the electric field is perpendicular to the head of a wearer. The described technique results in lower propagation losses from ear to ear and an improvement in ear-to-ear communications using a far-field link (e.g., in the 2.4 GHz band).

Abstract: An ear-worn electronic monitoring system includes an on-ear component comprising a housing configured for placement on, in or about the wearer's ear. The on-ear component comprises a power source and a first interface coupled to the power source. The monitoring system also includes an in-ear component comprising a housing configured for deployment at least partially within an ear canal of the wearer. The in-ear component comprises a second interface configured to couple to and decouple from the first interface, a controller coupled to a memory, one or more physiologic sensors coupled to the controller and memory, and power management circuitry coupled to the controller. The power management circuitry comprises a wireless power receiver configured to receive power from a wireless powering arrangement. The power management circuitry is further configured to receive power from the power source of the on-ear component when the second interface is coupled to the first interface.

Abstract: A hearing aid is described which incorporates an antenna integrated into the housing that is configured to radiate with linear polarization such that the electric field is perpendicular to the head of a wearer. The described technique results in lower propagation losses from ear to ear and an improvement in ear-to-ear communications using a far-field link (e.g., in the 2.4 GHz band).

Abstract: A hearing device adapted for use by a wearer comprises an audio streaming circuit configured to receive electromagnetic audio streaming via a first communication link. A configuration circuit is configured to receive configuration parameters via a second communication link different from the first communication link for configuring the hearing device to receive the electromagnetic audio streaming. Control circuitry of the hearing device configures the hearing device to enable reception of the electromagnetic audio streaming in accordance with the received configuration parameters.

Abstract: A hearing device adapted for use by a wearer comprises an audio streaming circuit configured to receive electromagnetic audio streaming via a first communication link. A configuration circuit is configured to receive configuration parameters via a second communication link different from the first communication link for configuring the hearing device to receive the electromagnetic audio streaming. Control circuitry of the hearing device configures the hearing device to enable reception of the electromagnetic audio streaming in accordance with the received configuration parameters.

Abstract: An embodiment of a system includes a compartment-generating device, a compartment detector, and electronic computing circuitry. The device is configured to generate compartments of a digital assay, at least one of the compartments having a respective volume that is different from a respective volume of each of at least another one of the compartments. The detector is configured to determine a number of the compartments each having a respective number of a target that is greater than a threshold number of the target. And the electronic circuitry is configured to determine a bulk concentration of the target in a source of the sample in response to the determined number of compartments. Because such a system can be configured to estimate a bulk concentration of a target in a source from a polydisperse digital assay, the system can be portable, and lower-cost and faster, than conventional systems.

Abstract: Disclosed herein, among other things, are systems and methods for a hearing device antenna. One aspect of the present subject matter includes a hearing device configured to be worn in an ear of a wearer to perform wireless communication. The hearing device includes a housing, hearing electronics within the housing, and an inverted F antenna or loop antenna disposed at least partially in the housing and configured for performing 2.4 GHz wireless communication. In various embodiments, at least a portion of the antenna protrudes from an exterior of the housing.

Abstract: A hearing aid is described which incorporates an antenna integrated into the housing that is configured to radiate with linear polarization such that the electric field is perpendicular to the head of a wearer. The described technique results in lower propagation losses from ear to ear and an improvement in ear-to-ear communications using a far-field link (e.g., in the 2.4 GHz band).

Abstract: Described herein are systems and methods for multiplexed analysis of two or more targets in a test sample including a first set of particles including a first set of target-specific reagents and a first optically detectable identifier capable of emitting a first wavelength indicative of a first target, and at least one second set of particles including a second set of target-specific reagents and a second optically detectable identifier capable of emitting a second wavelength indicative of a second target; and at least one optically detectable reporter probe capable of constitutively emitting a third wavelength in response to reaction of the first set of target-specific reagents with the first target in the test sample and/or reaction of the second set of target-specific reagents with the second target in the test sample, wherein the first wavelength, the second wavelength, and the third wavelength are optically discernable from one another.

Abstract: An embodiment of a system includes a compartment-generating device, a compartment detector, and electronic computing circuitry. The device is configured to generate compartments of a digital assay, at least one of the compartments having a respective volume that is different from a respective volume of each of at least another one of the compartments. The detector is configured to determine a number of the compartments each having a respective number of a target that is greater than a threshold number of the target. And the electronic circuitry is configured to determine a bulk concentration of the target in a source of the sample in response to the determined number of compartments. Because such a system can be configured to estimate a bulk concentration of a target in a source from a polydisperse digital assay, the system can be portable, and lower-cost and faster, than conventional systems.

Abstract: A hearing device includes first, second, and third antennas oriented respectively along first, second, and third axes that are different from one another. The device includes first channel circuitry coupled to transceive and process antenna signals of each of the antennas. The antennas and the first channel circuitry communicate with another hearing device via a near field magnetic induction (NFMI) signal through a first near field magnetic induction (NFMI) communication channel. Second channel circuitry is coupled to transceive and process the antenna signals of each of the antennas. The antennas and the second channel circuitry communicate with the other device via the NFMI signal through a second NFMI communication channel. Third channel circuitry is coupled to transceive and process the antenna signals of each of the antennas. The antennas and the third channel circuitry communicate with the other device via the NFMI signal through a third NFMI communication channel.

Abstract: Described herein are systems and methods for multiplexed analysis of two or more targets in a test sample including a first set of particles including a first set of target-specific reagents and a first optically detectable identifier capable of emitting a first wavelength indicative of a first target, and at least one second set of particles including a second set of target-specific reagents and a second optically detectable identifier capable of emitting a second wavelength indicative of a second target; and at least one optically detectable reporter probe capable of constitutively emitting a third wavelength in response to reaction of the first set of target-specific reagents with the first target in the test sample and/or reaction of the second set of target-specific reagents with the second target in the test sample, wherein the first wavelength, the second wavelength, and the third wavelength are optically discernable from one another.

Abstract: Disclosed herein, among other things, are apparatus and methods for a high-efficiency antenna for hearing assistance device wireless communication. In various embodiments, a hearing assistance device includes a housing, a power source within the housing, and a radio circuit within the housing and electrically connected to the power source. A circular polarized spiral antenna is provided within the housing in various embodiments, the antenna configured to provide two electric field components configured to be used for wireless communications for the hearing assistance device. The device further includes a transmission line connected to a center of a spiral of the antenna and configured to electrically connect to the radio circuit, according to various embodiments.

Abstract: Disclosed herein, among other things, are systems and methods for a hearing device antenna. One aspect of the present subject matter includes a hearing device configured to be worn in an ear of a wearer to perform wireless communication. The hearing device includes a housing, hearing electronics within the housing, and an inverted F antenna or loop antenna disposed at least partially in the housing and configured for performing 2.4 GHz wireless communication. In various embodiments, at least a portion of the antenna protrudes from an exterior of the housing.