Abstract: Apparatus, system and method to provide switchable coils in a computing device, comprising: a plurality of electrically conductive coils to transfer electromagnetic energy; a sensor coupled to a processor, to select a coil from among the plurality of electrically conductive coils; a switch to energize the selected coil; and a switch controller coupled to the switch and to the processor. In some embodiments, the plurality of coils may comprise an inductive charging interface. Some embodiments may further include a communication interface between the processor to the plurality of electrically conductive coils, the plurality of coils comprising an interface for near-field communications (NFC). The antenna coils may be arranged to provide improved NFC coverage when the computing device is in a respective predetermined physical configuration. Sensors may be used to detect the configuration and switch NFC communications to use a preferred antenna coil for the detected configuration.

Abstract: A multi-band antenna system is provided. The antenna system can be placed under and embedded within a glass exterior surface of a vehicle. Such an antenna system can include a capacitively coupled metallic element on or adjacent to the glass exterior surface, which can serve as both a parasitic element to enhance gain and as a heating element to melt snow and/or ice accumulation over the glass area that covers the antenna. In certain applications, the antenna's structure itself can be used as a heater to improve performance in adverse weather conditions while the heating elements are positioned away from the thermally sensitive electronics. The antenna system with integrated heating can include a spiral antenna.

Abstract: Apparatus, system and method to provide switchable coils in a computing device, comprising: a plurality of electrically conductive coils to transfer electromagnetic energy; a sensor coupled to a processor, to select a coil from among the plurality of electrically conductive coils; a switch to energize the selected coil; and a switch controller coupled to the switch and to the processor. In some embodiments, the plurality of coils may comprise an inductive charging interface. Some embodiments may further include a communication interface between the processor to the plurality of electrically conductive coils, the plurality of coils comprising an interface for near-field communications (NFC). The antenna coils may be arranged to provide improved NFC coverage when the computing device is in a respective predetermined physical configuration. Sensors may be used to detect the configuration and switch NFC communications to use a preferred antenna coil for the detected configuration.

Abstract: Apparatus, system and method to provide switchable coils in a computing device, comprising: a plurality of electrically conductive coils to transfer electromagnetic energy; a sensor coupled to a processor, to select a coil from among the plurality of electrically conductive coils; a switch to energize the selected coil; and a switch controller coupled to the switch and to the processor. In some embodiments, the plurality of coils may comprise an inductive charging interface. Some embodiments may further include a communication interface between the processor to the plurality of electrically conductive coils, the plurality of coils comprising an interface for near-field communications (NFC). The antenna coils may be arranged to provide improved NFC coverage when the computing device is in a respective predetermined physical configuration. Sensors may be used to detect the configuration and switch NFC communications to use a preferred antenna coil for the detected configuration.

Abstract: A method of wirelessly charging batteries of devices includes detecting at least two devices being simultaneously present on a charging mat. It is determined, for each of the at least two devices, whether the device is compatible with a wireless charging standard. It is determined, for each of the two devices, whether the device is enabled for a near field communication. Charging of the devices is prevented if at least one of the devices is enabled for a near field communication but not compatible with the wireless charging standard.

Abstract: Methods, apparatus, systems and articles of manufacture are disclosed relating to drones. An example drone includes a payload receiving area to receive a container, a payload retainer to secure the container relative to the payload receiving area, and a spectrometer positioned relative to the payload receiving area to measure a first spectrum of a payload within the container.

Abstract: Particular embodiments described herein provide for device that includes a first housing, a second housing, and a hinge, configured as an antenna, to rotatably couple the first housing and the second housing.

Abstract: A touch panel for a display may include a touch sensor with a plurality of electrode traces. A first portion of the plurality of electrode traces may form sensing lines configured to receive touch input. The touch sensor includes an edge dummy area between an edge of the touch sensor and an electrode trace of a remaining portion of the plurality of electrode traces. The edge dummy area may be located outside of the sensing lines. The touch panel may further include an antenna with a radiation structure and a ground structure. The radiation structure may be located within a routing traces area outside of the touch sensor. The ground structure may be located within the edge dummy area. The ground structure may include an electrode trace of the plurality of electrode traces located within the edge dummy area of the touch sensor.

Abstract: Embodiments related to systems, methods, and computer-readable media to enable a power transmit unit (PTU) device are described. In one embodiment a PTU comprises a transmit coil configured for wireless charging via magnetic coupling, a power delivery system coupled to the transmit coil, signal processing circuitry to detect harmonic distortion that is induced in the transmit coil by a device inside the near field of the transmit coil, and control circuitry configured to adjust an output power of the power amplifier when triggered by a detection of an Near Field Communications (NFC) device, a Radio Frequency Identification Device (RFID), or any other such device which may be damaged by the energy emitted from the transmit coil.

Abstract: Described herein are techniques related one or more systems, apparatuses, methods, etc. for integrating a near field communications (NFC) coil antenna in a portable device. For example, the NFC antenna is integrated under a metal chassis of the portable device. The metal chassis and a conductive coating—that is integrated underneath the full metal chassis—are designed to include one or more slots to provide high impedance to Eddy current induced in the conductive coating.

Abstract: A metal chassis for a mobile device is configured to transmit a signal of a wavelength. A first side of the chassis faces the inside of the mobile device and includes a first aperture that has a dimension that comprises a first subwavelength width of a slot in the chassis. A second side of the chassis faces free space and includes a second aperture that has a dimension that comprises a second subwavelength width of the slot in the chassis. A channel connects the first aperture and the second aperture. The slot has a length dimension and the channel may be centered along the length dimension. The channel is configured to support a transverse electromagnetic mode for propagation of the signal from the first aperture through the channel to the second aperture. As a part of a mobile device the chassis acts as a secondary radiator for the mobile device.

Abstract: The disclosure relates generally to method, system and apparatus to optimize wireless charging to identify a proximal Near-Field Communication (NFC) tag and prevent damage by a magnetic wireless charging field. The disclosed embodiment provide different methods for NFC tag detection without impacting A4WP wireless charging. In an exemplary method, dedicated NFC reader is used to interleave the NFC and A4WP signals on the same coil. In one implementation the signals are frequency-multiplexed. In another implementation, the signals are time-multiplexed.

Abstract: The disclosure generally relates to a method and apparatus for energy harvest from a proximity coupling device (PCD) by a proximity integrated circuit card. In one embodiment, the PICC includes an integrated BLE. The BLE may be exclusively charged by the external magnetic field received from the PCD. The PCD may be configured to detect when the PICC is nearby and increase its duty cycle to thereby increase the magnetic field imposed on the PICC. The PICC may include circuitry to receive and convert the magnetic field to electric potential or voltage. The voltage may be store at a capacitor for BLE's usage.

Abstract: A touch panel for a display may include a touch sensor with a plurality of electrode traces. A first portion of the plurality of electrode traces may form sensing lines configured to receive touch input. The touch sensor includes an edge dummy area between an edge of the touch sensor and an electrode trace of a remaining portion of the plurality of electrode traces. The edge dummy area may be located outside of the sensing lines. The touch panel may further include an antenna with a radiation structure and a ground structure. The radiation structure may be located within a routing traces area outside of the touch sensor. The ground structure may be located within the edge dummy area. The ground structure may include an electrode trace of the plurality of electrode traces located within the edge dummy area of the touch sensor.

Abstract: A computing system (100) with external wireless charging coil (150,550,650,750,850), includes a computing apparatus which includes a battery (120,210,320); and the external charging coil (150,550,650,750,850) to be coupled with the computing apparatus, including a self-coiling cable to transition to an uncoiled state when weighted and to transition to a coiled state when unweighted; wherein the battery (120,210,320) is chargeable by inductive charging utilizing the external charging coil (150,550,650,750,850) as an inductive receiving coil.

Abstract: Apparatus, system and method to provide switchable coils in a computing device, comprising: a plurality of electrically conductive coils to transfer electromagnetic energy; a sensor coupled to a processor, to select a coil from among the plurality of electrically conductive coils; a switch to energize the selected coil; and a switch controller coupled to the switch and to the processor. In some embodiments, the plurality of coils may comprise an inductive charging interface. Some embodiments may further include a communication interface between the processor to the plurality of electrically conductive coils, the plurality of coils comprising an interface for near-field communications (NFC). The antenna coils may be arranged to provide improved NFC coverage when the computing device is in a respective predetermined physical configuration. Sensors may be used to detect the configuration and switch NFC communications to use a preferred antenna coil for the detected configuration.

Abstract: Apparatus, system and method to provide switchable coils in a computing device, comprising: a plurality of electrically conductive coils to transfer electromagnetic energy; a sensor coupled to a processor, to select a coil from among the plurality of electrically conductive coils; a switch to energize the selected coil; and a switch controller coupled to the switch and to the processor. In some embodiments, the plurality of coils may comprise an inductive charging interface. Some embodiments may further include a communication interface between the processor to the plurality of electrically conductive coils, the plurality of coils comprising an interface for near-field communications (NFC). The antenna coils may be arranged to provide improved NFC coverage when the computing device is in a respective predetermined physical configuration. Sensors may be used to detect the configuration and switch NFC communications to use a preferred antenna coil for the detected configuration.

Abstract: A display having an integrated antenna with a substantially uniform transparency and/or light across the display. The display may have a uniformity layer that is an optical balance of the antenna, wherein the uniformity layer and the antenna have respective optical transparencies that provide a substantially uniform transparency across the display. The display may also have a backlight that has a surface brightness intensity corresponding to an optical inverse of the antenna, and is configured to provide a substantially uniform light across the display.

Abstract: This document discloses one or more systems, apparatuses, methods, etc. for integrating coil antennas in a carbon fiber chassis portable device. More particularly, the carbon fiber chassis portable device containing unidirectional weave carbon fibers in its chassis—to support near field communications (NFC) related functions—is described.

Abstract: A Near Field Communications (NFC) antenna coil, having a first loop; and a second loop connected to the first loop to form a spiral shape, wherein the first loop and the second loop have different sizes to be mutually couplable with a first antenna pairing coil and a second antenna pairing coil, respectively.