Abstract:
Embodiments of a sensor device and methods for manufacturing the same are disclosed. In one embodiment, a sensor device comprises a piezoelectric micromechanical ultrasonic transducer (PMUT) array configured to transmit and receive ultrasonic signals, where the PMUT array comprises a plurality of PMUTs and the PMUT array is flexible, one or more integrated circuits configured to process the ultrasonic signals, a battery configured to provide power to the PMUT array and the one or more integrated circuits, a coupling material configured to hold the PMUT array, the one or more integrated circuits, and the battery, and a capsule configured to seal the PMUT array, the one or more integrated circuits, the battery and the coupling material within the capsule.
Abstract:
A biomedical system includes: a medical implant capsule including an outer body, an electric device retained by the outer body, and a power input coupled to the electric device, the medical implant capsule having a length, along an axis, and a width transverse to the axis; and an antenna coupled to the power input and configured to: receive power wirelessly and to deliver the power to the power input; wrap around the medical implant capsule, in a transit state, transverse to the length of the medical implant capsule for a distance greater than the width of the medical implant capsule; and expand to a deployed state, at least part of the antenna being further from the axis in the deployed state than in the transit state.
Abstract:
Methods, systems, computer-readable media, and apparatuses for high density Micro-Electro-Mechanical Systems (MEMS) are presented. In some embodiments, a method for manufacturing a micro-electro-mechanical device on a substrate can comprise etching a release via through a layer of the device. The method can further comprise creating a cavity in the layer of the device using the release via as a conduit to access the desired location of the cavity, the cavity enabling movement of a transducer of the device. The method can then comprise depositing low impedance, electrically conductive material into the release via to form an electrically conductive path through the layer. Finally, the method can comprise electrically coupling the electrically conductive material to an electrode of the transducer.
Abstract:
A medical system is provided. The medical system includes a guidewire configured to guide a catheter to a target location within a body, the guidewire including a sensor configured to collect sensor data indicative of a location within the body, and an electrical conductor configured to conduct electrical signals representing the sensor data. The medical system further includes a wireless transmitter and a first antenna electrically coupled with the sensor via the electrical conductor and configured to: receive the electrical signals representing the sensor data; generate, from the electrical signals, first wireless signals representing the sensor data; and transmit, via the first antenna, first wireless signals.
Abstract:
Embodiments of a flexible PMUT array and methods for manufacturing the same are disclosed. In one embodiment, a piezoelectric micromechanical ultrasonic transducer (PMUTs) array comprises a plurality of PMUTs, where each PMUT in the flexible array of PMUTs includes: a first polymer layer configured to support the PMUT, a mechanical layer configured to provide planarization to the PMUT, a first electrode, a second electrode, a piezoelectric layer configured to separate the first electrode and the second electrode, patterns on the first electrode, the piezoelectric material, and the second electrode configured to route electrical signals, and a cavity configured to adjust a frequency response of the PMUT.
Abstract:
A device that includes a board, a first integrated device coupled to the board, a speaker coupled to the first integrated device, a microphone coupled to the first integrated device and a power source configured to provide power to the first integrated device, the speaker and the microphone. The device has a length of about 2.4 centimeter (cm) or less, and a diameter of about 1.2 centimeter (cm) or less. The first integrated device includes a processor. The device further includes a second integrated device configured to provide wireless communication capabilities. The device further includes a wireless charging circuit to enable wireless charging of the power source.
Abstract:
A method of providing power to an implant includes: transcutaneously receiving first power wirelessly from a source transmitter by a receiver of a power relay device, the receiver of the power relay device being disposed inside a biological body and closer to a skin of the biological body than the implant is to the skin of the biological body; converting the first power into second power that has a substantially different frequency than the first power, or is of different type of power than the first power, or both; and internally coupling the second power from a transmitter of the power relay device to the implant disposed within the biological body.
Abstract:
An integrated device package includes a die and a package substrate. The package substrate includes at least one dielectric layer (e.g., core layer, prepeg layer), a magnetic core in the dielectric layer, a first plurality of interconnects configured to operate as a first protective ring, and a second plurality of interconnects configured to operate as a first inductor. The second plurality of interconnects is positioned in the package substrate to at least partially surround the magnetic core. At least one interconnect from the second plurality of interconnects is also part of the first plurality of interconnects. In some implementations, the first protective ring is a non-contiguous protective ring. In some implementations, the first inductor is a solenoid inductor. In some implementations, the magnetic core includes a carrier, a first magnetic layer, and a second magnetic layer.