Abstract: A dual-stage boost converter is disclosed. The boost converter includes a charge pump and a boost stage. The charge pump is coupled between an input voltage source and the boost stage. The charge pump is coupled to receive the input voltage and configured to generate an intermediate voltage that is greater than the input voltage received from the input voltage source. The boost stage includes an inductor coupled to receive the intermediate voltage and is configured to generate an output voltage that is greater than or equal to the intermediate voltage.

Abstract: An electronic device such as a wearable device may have an optical sensor. The optical sensor may have a light source such as one or more visible-light light-emitting diodes or other light-emitting devices and may have a light detector formed from one or more photodetectors. The wearable device may have a wearable housing in which the optical sensor is mounted. During operation, light from the light source may pass through a transparent portion of the housing, may reflect from an external object such as a wrist or other body part of a user, and may be received by the photodetectors after passing through light control members. The light control members may be arranged in a ring with a center and may have curved shapes with concave surfaces that face the center. Each light control member may be formed from a stack of laminated bent light control films.

Abstract: Various embodiments include a dynamic flex circuit that may be used in a camera with a moveable image sensor. The dynamic flex circuit may include one or more fixed end portions, a moveable end portion, and an intermediate portion. In some embodiments, the fixed end portion may be connected to another flex circuit of the camera. The moveable end portion may be coupled with the moveable image sensor. The intermediate portion may be configured to allow the moveable end portion to move with the moveable image sensor. Some embodiments include a reinforcement arrangement that reinforces one or more portions of the dynamic flex circuit.

Abstract: In general, embodiments are disclosed herein for tracking and allocating graphics hardware resources. In one embodiment, a software and/or firmware process constructs a cross-application command queue utilization table based on one or more specified command queue quality of service (QoS) settings, in order to track the target and current utilization rates of each command queue on the graphics hardware over a given frame and to load work onto the graphics hardware in accordance with the utilization table. Based on the constructed utilization table for a given frame, any command queues that have exceed their respective target utilization value may be moved to an “inactive” status for the duration of the current frame. For any command queues that remain in an “active” status for the current frame, work from those command queues may be loaded on to slots of the appropriate data masters of the graphics hardware in any desired order.

Abstract: Aspects of the subject technology relate to a tamper-resistant indicator of recording by a camera. Electronic devices are disclosed that include a camera, an indicator light for the camera, and a light sensor. The light sensor is disposed proximate to the indicator light so that blocking or masking the indicator light also prevents light from reaching the light sensor. In this way, the light sensor can be used to detect tampering with, masking, blocking, destroying, or otherwise preventing the indicator light from indicating when the camera is recording.

Abstract: Systems, methods, and non-transitory computer-readable storage media for detecting a wearing status of a wearable device, the wearing status indicating whether a user is wearing the wearable device and sending wearing status data to a companion communication device to control a behavior of the companion communication device.

Abstract: Apparatuses, systems, and methods for a wireless device to perform a method including a user equipment device (UE) receiving from a network entity, a configuration message, wherein the configuration message includes a parameter specifying out-of-order delivery of data units from lower layers to upper layers of a protocol stack implemented on the UE, configuring a radio link control (RLC) layer of a protocol stack for out-of-order delivery based on the received configuration message, and notifying the network entity of the configuration of the RLC layer.

Abstract: A MEMS speaker can include an electrostatically driven, corrugated MEMS structure to move air without a magnet, coil, or traditional speaker membrane, and thus provide a low-power, compact speaker with a large acoustically active area in a small volume. Neighboring folds in the corrugated MEMS structure may form pairs of MEMS electrodes that can be pushed together and/or pulled apart to deform the MEMS structure in a breathing motion that generates pressure differentials on opposing sides of the corrugated MEMS structure to generate sound.

Abstract: An electronic device may include wireless circuitry with a baseband processor, a transceiver circuit, a front-end module, and an antenna. The front-end module may include amplifier circuitry such as a low noise amplifier for amplifying received radio-frequency signals. The amplifier circuitry is operable in a non-carrier-aggregation mode and a carrier aggregation mode. The amplifier circuitry may include an input transformer that is coupled to multiple amplifier stages such as a common gate amplifier stage, a cascode amplifier stage, and a common source amplifier stage. The common gate amplifier stage may include switches for selectively activating a set of cross-coupled capacitors to help maintain input impedance matching in the non-carrier-aggregation mode and the carrier-aggregation mode.

Abstract: In one implementation, a method for generating a blended animation. The method includes: obtaining a motion input vector for a current time period; generating a motion output vector and pose information for the current time period based on the motion input vector; selecting an animated motion from a bank of animated motions for the current time period that matches the pose information within a threshold tolerance value; obtaining a blending coefficients vector for the current time period; generating a blended animation for the current time period by blending the motion output vector with the animated motion based on the blending coefficients vector; and generating a reward signal for the blended animation for the current time period.

Abstract: The subject technology provides a portion of the functionality of an application on an electronic device on which the application is not installed. The portion of the functionality of the application is provided by a clip of the application that can be obtained, installed, and launched on the user device, at the time the functionality is desired by a user, and without authenticating information for the user. The clip of the application can provide the user with access to a purchase function, an ordering function, or any other sub-function of the application. When the application itself is installed on the device, the clip of the application can be deleted while preserving access, by the application, to data generated on the device by the clip.

Abstract: An accessory device may dynamically determine to transition a cellular connection between mobile-initiated communication only (MICO) mode and non-MICO mode based on a variety of factors. The accessory device may be configured to communicate through a non-cellular network in addition to the cellular network. The accessory device may transition from MICO to non-MICO mode based on one or more of: loss of the non-cellular connection; location of the accessory device; a call, data, or SMS request failure over the non-cellular network; or other factors.

Abstract: Disclosed herein are systems, methods, and non-transitory computer-readable storage media for uploading, by a verified party, verified-party content to a media platform, receiving requests by a client device for store content, and displaying the uploaded verified-party content along with store content on the client device.

Abstract: A cellular modem processor can include dedicated processing engines that implement specific, complex data processing operations. To implement PDCCH decoding, a cellular modem can include a pipeline having multiple processing engines, with the processing engines including functional units that execute instructions corresponding to different stages in the PDCCH decoding process. Flow control and data synchronization between instructions can be provided using a hybrid of firmware-based flow control and hardware-based data dependency management.

Abstract: Multiple component package structures are described in which an interposer chiplet is integrated to provide fine routing between components. In an embodiment, the interposer chiplet and a plurality of conductive vias are encapsulated in an encapsulation layer. A first plurality of terminals of the first and second components may be in electrical connection with the plurality of conductive pillars and a second plurality of terminals of first and second components may be in electrical connection with the interposer chiplet.

Abstract: In some examples, a method comprises determining, at an electronic device having a first component of a first component type, a unique identifier associated with the first component. In some examples, in accordance with a determination that the unique identifier does not match the expected identifier of the component of the first component type in the electronic device, determining that the first component associated with the unique identifier satisfies one or more eligibility criteria. In some examples, in accordance with the determination that the first component associated with the unique identifier satisfies the one or more eligibility criteria, authenticating an association of the first component with the electronic device, including updating an installation counter associated with the first component, and updating the expected identifier for the component of the first type based on the unique identifier of the first component.

Abstract: The systems described herein include a system and method for redeeming multiple redeemable codes. For example, a mobile device can be configured to enable redemption of multiple redeemable codes in a single transaction. In some implementations, the mobile device can store the plurality of redeemable codes for obtaining discounts on the items obtained from the merchant store. Particular implementations provide at least the following advantages: A mobile device can store and manage multiple redeemable codes for a user. The mobile device can automatically select and provide the redeemable codes to a point of sale terminal when the user is making a purchase. The codes can be automatically selected and applied to the purchased goods or services to generate a discount for the user. Redeemable codes can be automatically removed from the user's device after they have been used. Thus, the user is relieved of the burden of managing redeemable codes.

Abstract: To effectively and efficiently provide control information, a broadcast pointer channel (BPCH) may be used to identify the type and perhaps relative location of control information that is being provided in a given frame structure, such as a sub-frame, frame, or superframe. A sub-frame (or like framing entity, such a frame or superframe) may have a BPCH and a corresponding system control information segment in which control information may reside. The system control information segment may have any number of control information blocks, wherein each control information block that is present may correspond to a particular type of control information. The BPCH is used to identify the type of control information that is present in a corresponding system control information segment, and if needed or desired, the relative locations of the various control information.

Abstract: In one embodiment, a method includes obtaining an image comprising a plurality of pixels, determining, for a particular pixel of the plurality of pixels, a gradient value, classifying, based on the gradient value, the particular pixel into a flat class or one of a plurality of edge classes, and denoising the particular pixel based on the classification.

Abstract: Throttling circuitry may throttle the backlight reconstruction via backlight reconstruction and compensation circuitry in a display pipeline when power may be limited. This throttling of the display pipeline may limit a number of cycles that may be used for performing backlight reconstruction and compensation.

Abstract: Systems and methods for improving testing and/or calibration efficiency of radio frequency system. In some embodiments, a testing system includes a beamformer radio frequency system, in which the beamformer radio frequency system includes first transceiver circuitry and a first plurality of antennas coupled to the first transceiver circuitry, a beamformee radio frequency system, in which the beamformee radio frequency system includes second transceiver circuitry and a second plurality of antennas coupled to the second transceiver circuitry, one or more wired connections coupled between the first transceiver circuitry of the beamformer radio frequency system and the second transceiver circuitry of the beamformee radio frequency system, in which each of the one or more wired connections bypasses the first plurality of antennas of the first radio frequency system and the second plurality of antennas of the second radio frequency system.

Abstract: Systems and methods of providing RAT co-existence and congestion control in V2V communications are generally described. A vUE detects specific non-LTE RAT transmissions in a listening period of a PSCCH or PSSCH, determines whether a metric has been met and reselects to a non-overloaded channel to communicate with other vUEs or the eNB. The manner of reselection is dependent on the RAT specific or V2X service priorities of the channels, as well as whether the channels are V2V service dependent.

Abstract: An electronic device can include a housing at least partially defining an internal volume and an exterior surface of the electronic device. The electronic device can also include a display assembly including a display layer, a substrate disposed below the display layer, and a substantially continuous sheet of conductive material disposed on the substrate, the sheet of conductive material covering substantially an entire surface of the substrate. A transparent cover can overlie the display assembly and can be affixed to the housing.

Abstract: A hysteretic current control switching power converter with a clock-controlled switching frequency is disclosed. A power converter includes a switching circuit including a high side switch and a low side switch coupled to one another at a switching node, with an inductor being coupled between the switching node and a regulated supply voltage node. The power converter further includes a control circuit configured to alternately cause activation of the high side switch and the low side switch, wherein the control circuit is configured to activate the low side switch in response to a first voltage reaching peak threshold value, the first voltage corresponding to a current through the inductor. A ramp voltage circuit is configured to, in response to a clock signal, generate a ramp voltage, wherein the peak threshold value is based on the ramp voltage.

Abstract: This disclosure relates to systems, apparatuses, and methods for coordinating communication and avoiding and/or mitigating collisions for multi-subscriber identity module devices in a wireless communication system. A wireless device may coordinate communication associated with different subscriber identity modules and/or may mitigate collisions between communications associated with different subscriber identity modules. A network may provide information to improve coordination and/or mitigate collisions. A network may adjust paging schedules and/or provision of alert messages to improve coordination.

Abstract: Techniques are disclosed relating to authentication using public key encryption. In one embodiment, a computing device includes a secure circuit, a processor, and memory. The secure circuit is configured to generate a public key pair usable to authenticate a user of the computing device. The memory has program instructions stored therein that are executable by the processor to cause the computing device to perform operations including authenticating the user with a server system by sending authentication information supplied by the user. The operations further include, in response to the server system verifying the authentication information, receiving a first token usable to register the public key pair with the server system and sending, to the server system, a request to register the public key pair for authenticating the user. In such an embodiment, the request includes the first token and identifies a public key of the public key pair.

Abstract: In some implementations, a mobile device can adjust an alarm setting based on the sleep onset latency duration detected for a user of the mobile device. For example, sleep onset latency can be the amount of time it takes for the user to fall asleep after the user attempts to go to sleep (e.g., goes to bed). The mobile device can determine when the user intends or attempts to go to sleep based on detected sleep ritual activities. Sleep ritual activities can include those activities a user performs in preparation for sleep. The mobile device can determine when the user is asleep based on detected sleep signals (e.g., biometric data, sounds, etc.). In some implementations, the mobile device can determine recurring patterns of long or short sleep onset latency and present suggestions that might help the user sleep better or feel more rested.

Abstract: In some embodiments, a display stack includes a set of light-emitting elements, and a display backplane that includes a set of conductors and is electrically coupled to the set of light-emitting elements. A conductor in the set of conductors has a length, and a curved edge extending along at least a portion of the length. In some embodiments, a display stack includes a set of light-emitting elements; a set of transistors, electrically coupled to the set of light-emitting elements; and a set of conductors, electrically coupled to the set of transistors. The set of transistors may be electrically coupled to the set of conductors at a set of conductive pads. A plurality of conductive pads in the set of conductive pads is coupled to a single conductor in the set of conductors. The single conductor approaches different conductive pads in the plurality of conductive pads at different angles.

Abstract: Embodiments relate to an electronic device that includes a neural processor having multiple neural engine circuits that operate in multiple modes of different bit width. A neural engine circuit may include a first multiply circuit and a second multiply circuit. The first and second multiply circuits may be combined to work as a part of a combined computation circuit. In a first mode, the first multiply circuit generates first output data of a first bit width by multiplying first input data with a first kernel coefficient. The second multiply circuit generates second output data of the first bit width by multiplying second input data with a second kernel coefficient. In a second mode, the combined computation circuit generates third output data of a second bit width by multiplying third input data with a third kernel coefficient.

Abstract: An electronic device may be provided with wireless circuitry and a housing with upper and lower ends. The upper end may include first and second inverted-F antennas formed from portions of conductive peripheral housing structures separated from an antenna ground by a slot. The upper end may include an open slot antenna formed from a portion of the slot. The upper end may include an additional inverted-F antenna that overlap the slot. A parasitic element may be disposed between the open slot antenna and the additional inverted-F antenna and coupled to the antenna ground at a proximal end. A tuning component may be coupled between the parasitic element and the antenna ground.

Abstract: An electronic device may include wireless circuitry with a baseband processor, a digital transmitter, a digital-to-analog-converter (DAC), and an antenna. The baseband processor may produce baseband signals. The digital transmitter may generate self-interference-compensated signals based on the baseband signals. The DAC may generate radio-frequency signals for transmission by the antenna based on the self-interference-compensated signals and square-wave local oscillator waveforms. The digital transmitter may include a self-interference canceller that generates the self-interference-compensated signals. The self-interference-compensated signals may mitigate the creation of self-interferer repetition replicas that land on the carrier frequency of the radio-frequency signals. This may allow the radio-frequency signals to be free from error vector magnitude degradation and spectral regrowth that would otherwise be produced due to self-interference in the radio-frequency signals output by the DAC.

Abstract: At an electronic device with a touch screen display, display a user interface, where the user interface includes at least two windows of an application, a first icon displayed in association with a first window of the at least two windows, and a second icon at a location different from the at least two windows. While displaying the at least two windows, detect a gesture on the touch screen display. In response to detecting the gesture: in accordance with detecting the gesture on the first icon associated with the first window on the touch screen display, remove from the display the first window of the at least two displayed windows corresponding to the gesture; and in accordance with detecting the gesture on the second icon at the location different from the at least two windows of the application, display a new window of the application on the touch screen display.

Abstract: The present disclosure generally relates to user interfaces for health applications. In some embodiments, exemplary user interfaces for managing health and safety features on an electronic device are described. In some embodiments, exemplary user interfaces for managing the setup of a health feature on an electronic device are described. In some embodiments, exemplary user interfaces for managing background health measurements on an electronic device are described. In some embodiments, exemplary user interfaces for managing a biometric measurement taken using an electronic device are described. In some embodiments, exemplary user interfaces for providing results for captured health information on an electronic device are described. In some embodiments, exemplary user interfaces for managing background health measurements on an electronic device are described.

Abstract: An electronic device displays one or more thumbnails. The device detects a first multi-contact gesture that includes movement of a first contact and a second contact; and, in response to detecting the first multi-contact gesture, the device displays content associated with a respective thumbnail and enlarges the content associated with the respective thumbnail to a respective enlarged size in accordance with the first multi-contact gesture. The device detects termination of the first multi-contact gesture; and, in response to detecting termination of the first multi-contact gesture: when a resizing metric based on the first multi-contact gesture is below a predefined threshold, the device ceases to display the content at the respective enlarged size; and, when the resizing metric based on the first multi contact gesture is above the predefined threshold, the device displays the content on the display in a predefined arrangement.

Abstract: In an exemplary method performed at an electronic device with a touch-sensitive display. The method includes concurrently displaying a first application and a second application on the touch-sensitive display. The method also includes detecting a first contact at a border between the concurrently displayed first and second applications. Immediately following detecting the first contact: detecting a gesture from a location of the first contact towards an edge of the touch-sensitive display. Upon detecting the gesture: selecting a fixed display area from a plurality of predefined fixed display areas for the second application; automatically resizing the second application to the selected fixed display area; and automatically resizing the first application to occupy substantially all of a remaining area of the touch-sensitive display.

Abstract: A system includes a plurality of systems-on-a-chip (SoCs), connected by a network. The plurality of SoCs and the network are configured to operate as a single logical computing system. The plurality of SoCs may be configured to exchange local power information indicative of network activity occurring on their respective portions of the network. A given one of the plurality of SoCs may be configured to determine that a local condition for placing the respective portion of the network corresponding to the given SoC into a reduced power mode has been satisfied. The given SoC may be further configured to place the respective portion of the network into the reduced power mode in response to determining that a global condition for the reduced power mode is satisfied. The global condition may be assessed based upon current local power information for remaining ones of the plurality of SoCs.

Abstract: An electronic device such as a cellular telephone or other device may have a housing with front and rear faces joined by a sidewall. A display may be mounted on the front face. The electronic device may include multiple ambient light sensors such as a front ambient light sensor on the front face and one or more supplemental ambient light sensors on the rear face and/or on the sidewall. The front ambient light sensor gathers a front ambient light intensity measurement and the supplemental ambient light sensor gathers a supplemental ambient light intensity measurement. During operation, control circuitry in the electronic device adjusts the display brightness based on data from the ambient light sensors. The control circuitry may implement power saving restrictions that limit when the supplemental ambient light intensity measurement is taken into account and/or that impose a brightness cap on the display brightness.

Abstract: A device implementing a system for missed communication notification may include at least one processor configured to receive, from a server over a first communication channel, a message indicating that another device initiated a communication with the device over a second communication channel at a particular time. The at least one processor may be further configured to determine, by the device, whether the communication was established with the other device over the second communication channel at the particular time. The at least one processor may be further configured to provide, for display, an indication of the message based at least in part on a determination that the communication initiated by the other device was not established over the second communication channel at the particular time.

Abstract: High-speed connectors that save space in an electronic device, are simple to connect, and are readily manufactured. One example can provide a high-speed connector having high-speed connections. The high-speed connections can be integrated with low-speed connections in a board-to-board structure to save space in an electronic device. An example can provide high-speed connections that are simple to connect. The board-to-board structure can include a board-to-board plug, where each high-speed connection includes a high-speed contact having a lateral portion. The lateral portion can include right-angle tabs to guide a central conductor of a coaxial cable. The central conductor of each coaxial cable can be soldered to a corresponding lateral portion. Ground contacts for the board-to-board plug can include crimping portions to connect to an outer shield of each coaxial cable. These high-speed connectors can be readily manufactured by utilizing stamped contacts and molded housings.

Abstract: Embodiments relate to including information in a data packet transmitted by a transmitting integrated circuit (e.g., SOC) to account for a time delay associated with an unsuccessful arbitration attempt to send the data packet over a multi-drop bus. The unsuccessful arbitration attempt by the integrated circuit may delay the transmission of the data packet until the multi-drop bus becomes available for the integrated circuit to send the data packet. The data packet includes a data field to include time delay information caused by the unsuccessful arbitration attempt. A receiving integrated circuit may determine the time that the data packet would have been sent out from the transmitting integrated circuit absent the unsuccessful arbitration attempt based on the delay information. Embodiments also relate to a synchronization generator circuit in an integrated circuit that generates timing signals indicating times at which periodic events occur at another integrated circuit.

Abstract: A source device executing the application can transmit the streaming content to the playback device. The size of the buffer can be changed during the playback of streaming content. To perform the change seamlessly, embodiments can cause the application to provide the streaming content at an increased or decreased rate, depending on how the size of the playback buffer is to be changed. The new buffer size (i.e., smaller or larger amount) can provide improved playback of the streaming content, e.g., based on a latency-reliability tradeoff as determined using various factors (e.g., quality of connection between the devices). The changed rate for providing the streaming content can be achieved by slowing down or speeding up a clock signal that is provided to the application.

Abstract: Systems and processes for animating an avatar are provided. An example process of animating an avatar includes at an electronic device having one or more processors and memory, receiving text, determining an emotional state, and generating, using a neural network, a speech data set representing the received text and a set of parameters representing one or more movements of an avatar based on the received text and the determined emotional state.

Abstract: Certain embodiments are directed to techniques (e.g., a device, a method, a memory or non-transitory computer readable medium storing code or instructions executable by one or more processors) for passive beacon communication techniques. Transmitting devices (e.g., beacons) can transmit advertising messages using a first wireless protocol to provide timing for ranging messages for one of more ranging messages over a second protocol (e.g., UWB). One or more receiving devices can determine using signal strength if the devices are within a threshold range to perform communication techniques. Various ranging communications techniques can be used to determine a range between the receiving device and transmitting device. Other techniques can be used to passively calculate the angle of arrival for transmitter signals. The angle of arrival information can be used for precise position locating for the receiving device or to indicate interest in information provided by the one or more transmitting devices.

Abstract: This disclosure relates to speakers and more specifically to an array speaker for distributing music uniformly across a room. A number of audio drivers can be radially distributed within a speaker housing so that an output of the drivers is distributed evenly throughout the room. In some embodiments, the exit geometry of the audio drivers can be configured to bounce off a surface supporting the array speaker to improve the distribution of music throughout the room. The array speaker can include a number of vibration isolation elements distributed within a housing of the array speaker. The vibration isolation elements can be configured reduce the strength of forces generated by a subwoofer of the array speaker.