Abstract: The present disclosure is related to a microchip apparatus, where the microchip apparatus comprises a plurality of metallic layers. Each of the metallic layers may have a respective layer thickness. The microchip apparatus also comprises electronic components integrated within the metallic layers. The electronic components may be configured to communicate data. Further, the electronic components include an antenna feed. The microchip apparatus includes an antenna coupled to the antenna feed. The antenna includes multiple loops, each loop being formed by at least one layer of the metallic layers.

Abstract: A reader device includes an array of antenna coils configured to electromagnetically couple with devices implanted beneath or within skin of a human body. An implanted device can include a loop antenna or other means configured to couple with at least one antenna coil of the reader device to receive radio frequency energy from the reader device. The antenna coil array is configured to mount to the skin surface to improve the coupling between the implanted device and coils of the array. Further, the reader device is configured to select two or more antenna coils of the array and to operate the selected antenna coils to emit radio frequency power at respective amplitudes and relative phases to provide radio frequency power to the implanted device while increasing efficiency of the power transfer and reducing the exposure of the skin to radio frequency energy.

Abstract: A system includes an antenna, an impedance measurement circuit, an impedance tuning circuit, and a controller. The impedance measurement circuit can include a test current source that conveys a test current through the antenna, and a voltage sensor that measure a voltage across the antenna while the test current is conveyed through the antenna. The impedance tuning circuit can be coupled to the antenna leads and can include one or more reactive elements that can be selectively coupled to the antenna, or otherwise adjusted, to effect adjustment of the impedance connected to the antenna. The controller can: (i) use the impedance measurement circuit to obtain a measurement indicative of an impedance of the antenna; (ii) determine an adjustment to the impedance tuning circuit based on the obtained measurement; and (iii) cause the impedance tuning circuit to make the determined adjustment.

Abstract: Systems, methods, and software are disclosed herein for facilitating dynamic sharing of application data among multiple isolated applications executing on one or more application platforms. In an implementation, a decision service monitors event configuration information corresponding to an event, monitors application data feeds provided by one or more producer applications associated with the event, detects an event reconfiguration trigger based on the one or more application data feeds, and responsive to the event reconfiguration trigger, automatically modifies the event configuration information. The decision service then directs at least on application platforms to invoke at least one data consumer application for execution of at least one actions based, at least in part, on the modified event configuration information.

Abstract: The present disclosure relates to systems for providing wireless power to implanted devices. Consistent with some embodiments, an antenna system for providing wireless power to an implanted device includes a primary antenna loop and at least one parasitic antenna loop. The primary antenna loop is configured to receive power from a power source and radiate the power toward the implanted device. The at least one parasitic antenna loop is configured to absorb a portion of the radiated power and to reradiate the absorbed power toward the implanted device. The power radiated by the primary antenna loop and the power reradiated by the at least one parasitic antenna loop form a wireless power transmission pattern broadly distributed at the surface of the individual's skin and becomes more focused as it travels into the individual's body toward the implanted device.

Abstract: An eye-mountable device includes a transparent polymer and a structure embedded in the transparent polymer. The transparent polymer defines a posterior side and an anterior side of the eye-mountable device, and the transparent polymer has a concave surface and a convex surface. The structure includes a substrate, an antenna comprising a conductive loop, and a sensor that is configured to detect an analyte. The substrate includes a loop portion and a tab portion, where the loop portion has an outer circumference defined by an outer diameter and an inner circumference defined by an inner diameter, and where the tab portion extends from the inner circumference of the loop portion towards a center of the loop portion. The conductive loop is disposed on the loop portion of the substrate between the inner circumference and outer circumference, and the sensor is disposed on the tab portion of the substrate.

Abstract: Techniques and mechanisms for determining a direction of gaze by a user of an ophthalmic device. In an embodiment, at least a portion of a magnetic field is generated by one of the ophthalmic device and an auxiliary reference device while the ophthalmic device is disposed in or on an eye of the user, and while the auxiliary reference device is adhered on the user's skin or under a surface of the skin. The ophthalmic device and the auxiliary reference device interact with each other via a magnetic field, and the interaction is detected with one or more sensors of the ophthalmic device. In another embodiment, the ophthalmic device stores predetermined reference information which corresponds various magnetic field signal characteristics each with a different respective direction of gaze. Based on the sensor information and the reference information, a controller of the ophthalmic device determines a direction in which the eye of the user is gazing.

Abstract: The present disclosure is related to a microchip apparatus, where the microchip apparatus comprises a plurality of metallic layers. Each of the metallic layers may have a respective layer thickness. The microchip apparatus also comprises electronic components integrated within the metallic layers. The electronic components may be configured to communicate data. Further, the electronic components include an antenna feed. The microchip apparatus includes an antenna coupled to the antenna feed. The antenna includes multiple loops, each loop being formed by at least one layer of the metallic layers.

Abstract: Systems and methods are provided for neuro stimulation. In one implementation, a system is provided that includes a stimulator introduced into tissue at a target location and a central controller that communicates wirelessly with the stimulator. The stimulator includes a power system that receives wireless energy transmission, and an electrode system that transmits an electrical pulse for stimulating the target location. The central controller includes a power system that wirelessly delivers power to the stimulator, a communication system that wirelessly communicates with the stimulator, and a processing system that controls the power system and the communication system. The central controller may instruct the stimulator to transmit one or more electrical pulses to the target location to affect an endocrine function (e.g., affect the glucose level of a patient).

Abstract: A reader device includes an array of antenna coils configured to electromagnetically couple with devices implanted beneath or within skin of a human body. An implanted device can include a loop antenna or other means configured to couple with at least one antenna coil of the reader device to receive radio frequency energy from the reader device. The antenna coil array is configured to mount to the skin surface to improve the coupling between the implanted device and coils of the array. Further, the reader device is configured to select two or more antenna coils of the array and to operate the selected antenna coils to emit radio frequency power at respective amplitudes and relative phases to provide radio frequency power to the implanted device while increasing efficiency of the power transfer and reducing the exposure of the skin to radio frequency energy.

Abstract: The present disclosure relates to computerized systems and methods for determining the location and orientation of implanted devices. Consistent with some embodiments, power levels of near-field signals are backscattered from an implanted device. The backscattered near-field signals may be detected by an ex-vivo antenna array. The determined power levels may be used to identify candidate location and orientation combinations based on a data set. The data set may be generated by calibrating the antenna array to the implanted device. A candidate location and orientation combination among the identified candidate combinations may be selected as the location and orientation of the implanted device.

Abstract: An eye-mountable device includes a transparent polymer and a structure embedded in the transparent polymer. The transparent polymer defines a posterior side and an anterior side of the eye-mountable device, and the transparent polymer has a concave surface and a convex surface. The structure includes a substrate, an antenna comprising a conductive loop, and a sensor that is configured to detect an analyte. The substrate includes a loop portion and a tab portion, where the loop portion has an outer circumference defined by an outer diameter and an inner circumference defined by an inner diameter, and where the tab portion extends from the inner circumference of the loop portion towards a center of the loop portion. The conductive loop is disposed on the loop portion of the substrate between the inner circumference and outer circumference, and the sensor is disposed on the tab portion of the substrate.

Abstract: The present disclosure is related to a microchip apparatus, where the microchip apparatus comprises a plurality of metallic layers. Each of the metallic layers may have a respective layer thickness. The microchip apparatus also comprises electronic components integrated within the metallic layers. The electronic components may be configured to communicate data. Further, the electronic components include an antenna feed. The microchip apparatus includes an antenna coupled to the antenna feed. The antenna includes multiple loops, each loop being formed by at least one layer of the metallic layers.

Abstract: A reader device includes an array of antenna coils configured to electromagnetically couple with devices implanted beneath or within skin of a human body. An implanted device can include a loop antenna or other means configured to couple with at least one antenna coil of the reader device to receive radio frequency energy from the reader device. The antenna coil array is configured to mount to the skin surface to improve the coupling between the implanted device and coils of the array. Further, the reader device is configured to select two or more antenna coils of the array and to operate the selected antenna coils to emit radio frequency power at respective amplitudes and relative phases to provide radio frequency power to the implanted device while increasing efficiency of the power transfer and reducing the exposure of the skin to radio frequency energy.

Abstract: A reader device includes an array of antenna coils configured to electromagnetically couple with devices implanted beneath or within skin of a human body. An implanted device can include a loop antenna or other means configured to couple with at least one antenna coil of the reader device to receive radio frequency energy from and transmit radio frequency transmissions to the reader device. The antenna coil array is configured to mount to the skin surface to improve the coupling between the implanted device and coils of the array. Further, the reader device is configured to select one or more antenna coils of the array and to operate the selected antenna coil to communicate, via radio frequency transmissions, with and/or provide radio frequency power to the implanted device. An antenna coil of the array can be selected based on a detected amount of coupling with the implanted device.

Abstract: The present disclosure is related to a microchip apparatus, where the microchip apparatus comprises a plurality of metallic layers. Each of the metallic layers may have a respective layer thickness. The microchip apparatus also comprises electronic components integrated within the metallic layers. The electronic components may be configured to communicate data. Further, the electronic components include an antenna feed. The microchip apparatus includes an antenna coupled to the antenna feed. The antenna includes multiple loops, each loop being formed by at least one layer of the metallic layers.

Abstract: The present disclosure is related to a microchip apparatus, where the microchip apparatus comprises a plurality of metallic layers. Each of the metallic layers may have a respective layer thickness. The microchip apparatus also comprises electronic components integrated within the metallic layers. The electronic components may be configured to communicate data. Further, the electronic components include an antenna feed. The microchip apparatus includes an antenna coupled to the antenna feed. The antenna includes multiple loops, each loop being formed by at least one layer of the metallic layers.

Abstract: An eye-mountable device includes a transparent polymer and a structure embedded in the transparent polymer. The transparent polymer defines a posterior side and an anterior side of the eye-mountable device, and the transparent polymer has a concave surface and a convex surface. The structure includes a substrate, an antenna comprising a conductive loop, and a sensor that is configured to detect an analyte. The substrate includes a loop portion and a tab portion, where the loop portion has an outer circumference defined by an outer diameter and an inner circumference defined by an inner diameter, and where the tab portion extends from the inner circumference of the loop portion towards a center of the loop portion. The conductive loop is disposed on the loop portion of the substrate between the inner circumference and outer circumference, and the sensor is disposed on the tab portion of the substrate.

Abstract: There is provided an optical detection system (100) comprising a photodetector (110) and a substrate (120). The substrate (120) comprises an aperture array (121) wherein light is transmittable to the photodetector (110) via the apertures (122) of the substrate (120) only, and the apertures (122) are functionalised to provide capture of a target analyte (151) at an aperture such that capture of an analyte at an aperture causes attenuation of light at said aperture. The photodetector (110) being configured to detect the capture of an analyte at an aperture of the aperture array by detecting attenuation at an aperture. The system comprises a lensless detection system.