Abstract: An AR device comprising (1) a frame dimensioned to be worn on a head of a user and (2) a lens stack coupled to the frame and positioned in an optical path of the user such that the user is able to see through at least a portion of the lens stack, wherein the lens stack comprises (A) a lens, (B) an optical waveguide that (I) is configured to display computer-generated content to the user and (II) is at least partially aligned with the lens, and (C) a radio-frequency antenna disposed on the lens. Various other apparatuses, devices, systems, and methods are also disclosed.

Abstract: The disclosed wearable electronic device may include an enclosure, an antenna positioned within the enclosure and configured to radiate electromagnetic signals, a non-conductive substrate positioned within the enclosure, a first surface of the non-conductive substrate being in a position to face a user of the wearable electronic device and a second, opposite surface of the non-conductive substrate facing the antenna, and a patterned conductive material disposed on the second, opposite surface of the non-conductive substrate, wherein the patterned conductive material has a shape and configuration to reduce electromagnetic signals radiated in a direction towards the user of the wearable electronic device. Various other related methods and systems are also disclosed.

Abstract: The present disclosure discloses an interactive voice-control method and apparatus, a device and a medium. The method includes: obtaining a sound signal at a voice interaction device and recognized information that is recognized from the sound signal; determining an interaction confidence of the sound signal based at least on at least one of an acoustic feature representation of the sound signal and a semantic feature representation associated with the recognized information; determining a matching status between the recognized information and the sound signal; and providing the interaction confidence and the matching status for controlling a response of the voice interaction device to the sound signal.

Abstract: Apparatuses, methods, and systems for a modular eyewear antenna assembly, are disclosed. One modular eyewear antenna assembly includes an eyewear housing including a front frame and a pair of eyewear temple arms, wherein a physical size and shape of each of the temple arms is selectable from a plurality eyewear assembly SKU sizes and shapes, a printed circuit board (PCB) including a controller and a radio, wherein the PCB extends along at least one of the temple arms, wherein the PCB has a fixed size that is adapted for placement within one of the temple arms, and a modular antenna structure including a planar antenna, wherein the modular antenna structure interfaces with the PCB for providing a wireless propagation path for the radio, wherein the modular antenna structure has a fixed size that is adapted for placement along with the PCB within one of the temple arms.

Abstract: The disclosed wearable electronic device may include an enclosure, an antenna positioned within the enclosure and configured to radiate electromagnetic signals, a non-conductive substrate positioned within the enclosure, a first surface of the non-conductive substrate being in a position to face a user of the wearable electronic device and a second, opposite surface of the non-conductive substrate facing the antenna, and a patterned conductive material disposed on the second, opposite surface of the non-conductive substrate, wherein the patterned conductive material has a shape and configuration to reduce electromagnetic signals radiated in a direction towards the user of the wearable electronic device. Various other related methods and systems are also disclosed.

Abstract: Apparatuses, methods, and systems for a hinge feed antenna of eyewear, are disclosed. One apparatus includes a front frame, a temple arm, and a hinge rotatably connecting the front frame and the temple arm. For an embodiment, the temple arm includes a circuit assembly including at least a radio. For an embodiment, the front frame includes one or more antennas traces, wherein the hinge conductively connects the circuit assembly to the one or more antenna traces. The apparatus further includes an antenna tuner located between the circuit assembly and the hinge, wherein a rotation position of the temple arm is sensed, wherein the rotation position is dependent on an orientation of the front frame relative to the temple arm; and wherein the antenna tuner includes an impedance tuner for adaptively adjusting an input impedance of the impedance tuner based on the sensed rotation position of temple arm.

Abstract: Apparatuses, methods, and systems for a hinge feed antenna of eyewear, are disclosed. One apparatus includes a front frame, a temple arm, and a hinge rotatably connecting the front frame and the temple arm. For an embodiment, the temple arm includes a circuit assembly including at least a radio that supports wireless communication. For an embodiment, the front frame includes one or more antennas traces, wherein the hinge conductively connects the circuit assembly to the one or more antenna traces, and wherein the hinge in combination with the one or more antenna traces form one or more antennas for supporting the wireless communication.

Abstract: Apparatuses, methods, and systems for a modular eyewear antenna assembly, are disclosed. One modular eyewear antenna assembly includes an eyewear housing including a front frame and a pair of eyewear temple arms, wherein a physical size and shape of each of the temple arms is selectable from a plurality eyewear assembly SKU sizes and shapes, a printed circuit board (PCB) including a controller and a radio, wherein the PCB extends along at least one of the temple arms, wherein the PCB has a fixed size that is adapted for placement within one of the temple arms, and a modular antenna structure including a planar antenna, wherein the modular antenna structure interfaces with the PCB for providing a wireless propagation path for the radio, wherein the modular antenna structure has a fixed size that is adapted for placement along with the PCB within one of the temple arms.

Abstract: The present invention relates to methods for a blockchain search system, and particularly, the present invention relates to methods for assuring the data integrity on blockchain hybrid storage. Furthermore, the present invention provides a cost-efficient update scheme to maintain the on-chain index and authenticated data structure and is efficient and scalable under various operational parameters.

Abstract: A system that can determine states of human activity and transitions between those states using wireless signal data. A machine learning model such as a Hidden Markov Model (HMM) may be trained to determine transitions between states of human activity (e.g., static, slow movement, fast movement) using information from wireless signal data, such as channel state information gathered from Wi-Fi signal beacons. Depending on the state of the human activity the system may then cause certain commands to be executed corresponding to the human activity such as turning on a certain configuration of lights, playing certain music, or the like.

Abstract: A method, apparatus, device, and storage medium for voice interaction. A specific embodiment of the method includes: extracting an acoustic feature from received voice data, the acoustic feature indicating a short-term amplitude spectrum characteristic of the voice data; applying the acoustic feature to a type recognition model to determine an intention type of the voice data, the intention type being one of an interaction intention type and a non-interaction intention type, and the type recognition model being constructed based on the acoustic feature of training voice data; and performing an interaction operation indicated by the voice data, based on determining that the intention type is the interaction intention type.

Abstract: Apparatuses, methods, and systems for touch pad sensors that are further operative as antennas, are disclosed. One apparatus includes a plurality of touch sensors, a controller, and a radio. The controller is operative to receive sensed signals of the plurality of touch sensors, and provide controls of the apparatus in response to the receive sensed signals of the plurality of touch sensors. The radio is operative to wirelessly communicate with an external wireless device. One or more conductive lines electrically connect the radio with one or more of the plurality of touch sensors, wherein the plurality of touch sensors operate as one or more antennas for facilitating the wireless communication.

Abstract: Microfluidic devices, systems, and methods.

Abstract: Disclosed are systems, devices and methods for imaging and image-based sorting of particles in a flow system, including cells in a flow cytometer. In some aspects, a system includes a particle flow device to flow particles through a channel, an imaging system to obtain image data of a particle during flow through the channel, a processing unit to determine a property associated with the particle and to produce a control command for sorting the particle based on sorting criteria associated with particle properties, and an actuator to direct the particle into one of a plurality of output paths of the particle flow device in real-time.

Abstract: Apparatuses, methods, and systems for touch pad sensors that are further operative as antennas, are disclosed. One apparatus includes a plurality of touch sensors, a controller, and a radio. The controller is operative to receive sensed signals of the plurality of touch sensors, and provide controls of the apparatus in response to the receive sensed signals of the plurality of touch sensors. The radio is operative to wirelessly communicate with an external wireless device. One or more conductive lines electrically connect the radio with one or more of the plurality of touch sensors, wherein the plurality of touch sensors operate as one or more antennas for facilitating the wireless communication.

Abstract: A method and an apparatus for recognizing a voice are provided. The method may include: inputting a target voice into a pre-trained voice recognition model to obtain an initial text output by at least one recognition network in the voice recognition model, the recognition network including a plurality of preset types of processing layers, and at least one type of processing layer of the recognition network being obtained by training based on a voice sample in a preset direction interval; and determining a voice recognition result of the target voice, based on the initial text.

Abstract: The present disclosure provides a method and apparatus for detecting a voice, relates to the fields of voice processing and deep learning technology. The method may include: acquiring a target voice; and inputting the target voice into a pre-trained deep neural network to obtain whether the target voice has a sub-voice in each of a plurality of preset direction intervals, the deep neural network being used to predict whether the voice has a sub-voice in each of the plurality of direction intervals.

Abstract: A method, apparatus, device, and storage medium for voice interaction. A specific embodiment of the method includes: extracting an acoustic feature from received voice data, the acoustic feature indicating a short-term amplitude spectrum characteristic of the voice data; applying the acoustic feature to a type recognition model to determine an intention type of the voice data, the intention type being one of an interaction intention type and a non-interaction intention type, and the type recognition model being constructed based on the acoustic feature of training voice data; and performing an interaction operation indicated by the voice data, based on determining that the intention type is the interaction intention type.

Abstract: The disclosure provides a speech recognition method, a device and a computer-readable storage medium. The method includes obtaining a first voice signal collected from a first microphone in a microphone array and a second voice signal collected from a second microphone in the microphone array, the microphone array including at least two microphones, such as two, three or six microphones. The method further includes extracting enhanced features associated with the first voice signal and the second voice signal through a neural network, and obtaining a speech recognition result based on the enhanced features extracted.

Abstract: Disclosed are systems, devices and methods for imaging and image-based sorting of particles in a flow system, including cells in a flow cytometer. In some aspects, a system includes a particle flow device to flow particles through a channel, an imaging system to obtain image data of a particle during flow through the channel, a processing unit to determine a property associated with the particle and to produce a control command for sorting the particle based on sorting criteria associated with particle properties, and an actuator to direct the particle into one of a plurality of output paths of the particle flow device in real-time.