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.

A wearable electronic device according to an embodiment may include a metal frame forming at least a portion of a side surface of the wearable electronic device, a display mounted on the metal frame, a rear cover forming a rear surface of the wearable electronic device, a printed circuit board (PCB) disposed in a space formed by the rear cover and the metal frame, and a wireless communication circuit disposed on the PCB, wherein the wireless communication circuit feeds power to a first point of the metal frame, which having a first height from the rear cover, to receive a signal in a first frequency band, and feeds power to a second point of the metal frame, which has a second height from the rear cover that is higher than the first height to receive a signal in a second frequency band higher than the first frequency band.

An apparatus, system and method of operating an autonomous mobile robot having a height of at least one meter. The apparatus, system and method may include a mobile robot body; at least two phased array antennas associated with the mobile body, wherein the phased array antennas enable wireless communication between on-board features of the mobile robot, including at least mobility hardware proximate to a base of the mobile robot body, and off-board sensors related to at least navigation of the mobility hardware; and a processing system communicative with the on-board features and the off-board sensors via intercommunication with the phased antennas, and comprising non-transitory computing code which, when executed by at least one processor associated with the processing system.

An apparatus, system and method of operating an autonomous mobile robot having a height of at least one meter. The apparatus, system and method may include a mobile robot body; at least two phased array antennas associated with the mobile body, wherein the phased array antennas enable wireless communication between on-board features of the mobile robot, including at least mobility hardware proximate to a base of the mobile robot body, and off-board sensors related to at least navigation of the mobility hardware; and a processing system communicative with the on-board features and the off-board sensors via intercommunication with the phased antennas, and comprising non-transitory computing code which, when executed by at least one processor associated with the processing system.

Embodiments are directed to a portable wearable device having a housing that includes a shell formed from a sheet metal material and defining an outer surface of the portable wearable device and a frame formed from a polymer material molded to an inner surface of the shell. The housing also includes a cover glass coupled to a ledge of the frame, where the frame and the cover glass define at least a portion of a sealed cavity. The portable wearable device may include a display assembly coupled to an inner surface of the cover glass such that the display assembly is positioned within the sealed cavity.

A wearable electronic device is disclosed, including: a bridge; a first and second rim; a first and second glass; a first and second temple that are foldable, a first printed circuit substrate within the first temple and including a wireless communication module; an flexible printed circuit substrate electrically connected to the first PCB, disposed in the first rim, the bridge, and the second rim, and including a feed part and a ground; a conductive pattern disposed in the first rim, the bridge, and the second rim; and a conductive stub electrically connected to the conductive pattern, wherein the conductive pattern includes a first part electrically connected to the feed part and extending through the first rim, the bridge, the second rim, and the first rim, and a second part electrically connected to the ground, wherein the conductive stub includes a first part electrically connected to the feed part.

Described embodiments provide devices and methods for directing portions of signals to reduce power consumption. A wearable device may comprise N antennas configured to wirelessly receive and/or transmit incoming and/or outgoing signals. The N antennas may be spatially disposed on the device to enable at least one of the N antennas to be clear from blockage by a body part of a user when the device is maintained or worn against the body part, wherein N is an integer value greater than or equal to 2. The wearable device may comprise N receive chains coupled to the N antennas via transmit-receive couplers, the N receive chains configured to process the incoming signals. The wearable device may comprise a transmit chain configured to generate the outgoing signals. The wearable device may comprise a RF controller circuitry configured to direct portions of the generated outgoing signals via the transmit-receive couplers to the N antennas.

The present disclosure provides for an example stack of components for a display of a wearable device. The stack may include a first metal layer, a second metal layer, and an insulation layer separating the first and second metal layers. The first metal layer may be configured to be a touch screen and the second metal layer may be configured to be a near field communication antenna. The first metal layer may be connected to a first integrated circuit chip and the second layer may be connected to a second integrated circuit chip such that the touch sensor and the NFC antenna are on different circuits.

Wireless earphones comprising a first antenna module, at least one second antenna module, a radio frequency module, a sensing module, a speaker module and a processing module. The radio frequency module is used to receive or transmit radio frequency signals by the first antenna module or the second antenna module; the sensing module is used to sense a capacitance value of a first parasitic capacitance of the first antenna module and generate a corresponding first sensing signal and used to sense a capacitance value of a second parasitic capacitance of the second antenna module and generate a corresponding second sensing signal; the speaker module is used to play audio signals; and the processing module is used to generate a control signal according to the radio frequency signal, the first sensing signal or the second sensing signal to control the speaker module to play the audio signal corresponding to the control signal.

An on-body antenna is provided that overcomes mismatch loss problems associated with current on-body antennas and is capable of operating over a wide range of frequencies with low transmission loss. At least a first antenna element of the on-body antenna is configured to receive an oscillating electric current and to radiate an oscillating electromagnetic field over a predetermined range of frequencies. The first antenna element is made of non-electrically-conductive material having a first relative permittivity. At least a second material having a second relative permittivity can be disposed on or in the first antenna element. Disposing the second material provides the first antenna element with an effective permittivity that can be closely matched to a frequency-dependent permittivity of biological tissue of a subject. The first non-electrically-conductive material and the second material can be preselected to have relative permittivities that allow anisotropy to be achieved.