Abstract: A water temperature control system and a water temperature control method are provided. The water temperature control system includes a thermostatic spool, a temperature sensor, a controller, and a stepper motor. The thermostatic spool is configured to mix water at a first temperature and water at a second temperature to produce output water. The temperature sensor is configured to sense a current water temperature of the output water based on a sensing frequency to provide a current water temperature signal. The controller is configured to provide a step number control signal according to a target water temperature signal and a current water temperature signal. Based on a step frequency greater than the sensing frequency, the stepper motor is configured to provide a step number according to a step number control signal to adjust a flow rate of the water at the first temperature and a flow rate of the water at the second temperature.

Abstract: A voltage adjustment device comprises a voltage detector and a signal emitter. The voltage detector electrically connects to an electrical device through a power rail and obtains a voltage detected value of the power rail. The signal emitter electrically connects to the voltage detector and is configured to electrically connect to a host and a power board. The signal emitter generates a power good signal and sends the power good signal to the host when the voltage detected value is larger than a baseline voltage value for the first time. After sending the power good signal, the signal emitter generates a voltage adjustment signal according to the voltage detected value and is configured to send the voltage adjustment signal to the power board for selectively adjusting a voltage provided by the power board.

Abstract: An electronic device including a low dropout regulator having an output coupled to a first conduction terminal of a transistor, with a second conduction terminal of the transistor being coupled to an output node of the electronic device. A method for operating the device to switch into a power on mode includes: turning on the low dropout regulator, removing a DC bias from the second conduction terminal of the transistor, and turning on the transistor. A method for operating the device to switch into a power down mode includes: turning off the transistor, forming the DC bias at the second conduction terminal of the transistor, and turning off the low dropout regulator.

Abstract: A circuit for providing temperature compensation to a sense signal having a first temperature coefficient includes a temperature compensation circuit receiving a temperature sense signal indicative of a temperature associated with the sense signal where the temperature compensation circuit is digitally configurable by at least one digital signal to generate a compensating impedance signal having a second temperature coefficient. The compensating impedance signal provides an impedance value in response to the temperature sense signal. The compensating impedance signal is applied to modify the sense signal to provide a modified sense signal having substantially zero temperature coefficient over a first frequency range. The circuit further includes an amplifier circuit receiving the modified sense signal and generating an output signal indicative of the sense signal where the output signal has substantially zero temperature coefficient over the first frequency range.

Abstract: A system includes a voltage regulator having an output voltage; a power management system, coupled to the voltage regulator, operable to continuously monitor the output voltage to determine whether the output voltage is within a range; and the power management system is operable to set the range to a normal range during normal operation, and is operable to increase the range beyond the normal range during a low power mode and during a wake-up period from a low power mode.

Abstract: An output stage circuit of a voltage regulator includes a first output transistor, a first voltage generator and a first stack transistor. The first stack transistor is coupled between the first output transistor and an output terminal of the voltage regulator, and includes a first terminal, a second terminal and a third terminal. The first terminal is coupled to the output terminal of the voltage regulator. The second terminal is coupled to the first output transistor. The third terminal is coupled to the first voltage generator.

Abstract: An apparatus for controlling consumption of a resource by a facility includes devices, an occupancy determination system, and control nodes. The devices each consume a portion of the resource and perform a function. The occupancy determination system is disposed in a network operations center that is external to the facility and generates schedules which coordinate run times for the devices to control the consumption of the resource and adjusts the schedules based upon occupancy components and occupancy levels that are generated based on the consumption of the resource and outside temperature only. The control nodes are coupled to a corresponding one of the devices, and are coupled together via an energy management network that is operatively coupled to the NOC, The control nodes transmit sensor data and device status to the NOC for generation of the plurality of run time schedules, and where the control nodes execute selected ones of the run time schedules to cycle the devices on and off.

Abstract: An apparatus for controlling consumption of a resource by a facility includes devices, an occupancy determination system, control nodes, and monitor nodes. The devices each consume a portion of the resource and perform a function. The occupancy determination system is disposed in a network operations center that is external to the facility and generates schedules which coordinate run times for the devices to control the consumption of the resource and adjusts the schedules based upon occupancy components and occupancy levels that are generated based on the consumption of the resource and outside temperature only. The control nodes are coupled to a corresponding one of the devices, and are coupled together via an energy management network that is operatively coupled to the NOC, The control nodes transmit sensor data and device status to the NOC for generation of the plurality of run time schedules, and where the control nodes execute selected ones of the run time schedules to cycle the devices on and off.

Abstract: A bandgap voltage reference circuit includes an amplifier, a voltage buffer, a first transistor, a first resistor, a second transistor, a second resistor, and a leakage current. The input terminals of the amplifier are coupled to a first reference node and a second reference node respectively. The voltage buffer is coupled to the output terminal of the amplifier for outputting a bandgap reference voltage. The first transistor is coupled to the first reference node, the second first resistor, and can receive the bandgap reference voltage. The second resistor is coupled to the first resistor and a system voltage terminal. The second transistor is coupled to the second reference node, the first resistor, and can receive the bandgap reference voltage. The leakage current compensation element is coupled to the second transistor and the system voltage terminal. A size of the first transistor is greater than the second transistor.

Abstract: An electronic device includes a module that delivers a positive temperature coefficient output voltage at an output terminal. A thermistor includes a first MOS transistor operating in weak inversion mode and having a negative temperature coefficient drain-source resistance and whose source is coupled to the output terminal. A current source coupled to the output terminal operates to impose the drain-source current of the first transistor.

Abstract: A stable reference voltage that can be supplied in a layout area smaller than prior art is provided. A current-voltage convertor includes a first current mirror circuit including a first MOS transistor, a second MOS transistor in a pair, and an output resistor; and a depletion type N-channel MOS transistor, inserted between a first voltage to be input and the first MOS transistor and the second MOS transistor, and having a gate to which an output voltage from the output resistor is fed back. When a reference current is input to the first MOS transistor, the output voltage is generated by a current corresponding to the reference current flowing into the second MOS transistor and the output resistor. In addition, a reference voltage generator including the current-voltage convertor is provided to output a reference voltage based on the output voltage of the current-voltage convertor.

Abstract: A joystick assembly for use with a device including a joystick surface and a first magnet having north and south magnetic poles includes a second magnet having north and south magnetic poles and a movable elongated shaft having first and second opposing ends arranged along a major axis of the shaft. The first end of the shaft is coupled to the second magnet such that movement of the shaft results in movement of the second magnet relative to the first magnet such that a line between centers of the north and south magnetic poles of the second magnet is movable relative to a line between the north and south magnetic poles of the first magnet. An attraction of the second magnet to the first magnet results in a restoring force upon the shaft, and the shaft and the second magnet are removable from the joystick surface.

Abstract: One embodiment provides a master device in a bus system. The master device includes bus interface circuitry to exchange commands and data with a slave device in communication with the master device; and test sequence generation logic to generate at least one test sequence, each test sequence having a corresponding unique clock signal having a unique clock frequency; the test sequence generation logic also to transmit the at least one test sequence and the corresponding unique clock signal to the slave device; the test signal generation logic also to determine, based on feedback from the slave device, if the slave device is capable of communicating with the master device using the unique clock frequency.

Abstract: Systems and methods for time synchronization for clocks separated by a communication link allow a master clock to be positioned at a downstream-facing port or an upstream-facing port and to send synchronization commands with an associated time stamp embedded in transport layer protocol (TLP) prefixes to a slave clock. The slave clock may update its time value based on the received time stamp. Further, the slave may calculate a round trip delay between the master clock and the slave clock and use this delay calculation to correct the slave clock. The delay calculation may likewise be made using TLP prefixes. By using TLP prefixes in this fashion, the time synchronization can piggyback on existing message traffic, which reduces signaling overhead. Likewise, by using the TLP prefixes, the time synchronization may be initiated from either an upstream-facing port or a downstream-facing port.

Abstract: A semiconductor device includes a delay-locked clock generation circuit configured to generate a delay-locked clock which is driven by at least one internal clock selected from a plurality of internal clocks in response to a phase control signal. The semiconductor device also includes a latency command generation circuit configured to generate a latency command for generating transmission data from data by latching an internal command sequentially by the at least one internal clock in response to the phase control signal and shifting the sequentially latched internal command by a period set by a shifting control signal in response to the delay-locked clock.

Abstract: A low-power-consumption, noise-immune analog circuit for a position indicator is provided. The analog circuit provided by the present disclosure is connected to an electrode that receives a control signal by capacitive coupling, and includes an edge detection circuit and a waveform restoration circuit. The edge detection circuit detects rising and falling edges of the control signal received by the electrode. The waveform restoration circuit restores the waveform of the control signal in accordance with the rising and falling edges detected by the edge detection circuit.

Abstract: A device is provided for detecting time information of different administrative domains. The device includes a plurality of detection units, wherein each detection unit is assigned to one of the administrative domains and is configured to receive time information from a timer of the assigned administrative domains for synchronising with the assigned administrative domains, a storage device having a plurality of storage areas, and a plurality of control units, wherein each control unit is assigned exclusively to one of the detection units and the control units are configured to detect, synchronised with one another, a respective most recent item of the received time information of the respective assigned detection unit and to store the synchronously detected time information of the plurality of detection units together as synchronised data in one of the storage regions.

Abstract: An aspect of the present invention for solving the above problem is a system including a first computer, a control module controlled by the first computer, and a second computer configured to be associated with the control module. The second computer includes a plurality of units, and each of the plurality of units includes a first memory that stores a value indicating a state of a node, a second memory that stores a coefficient, and an arithmetic circuit. The arithmetic circuit performs an arithmetic process of determining a value indicating a state of a node of its own unit, based on a value indicating a state of a node of a different unit and the coefficient of its own unit, and storing the determined value in the first memory. The control module supplies a control signal for controlling the arithmetic process to the second computer.

Abstract: A method for counting a service duration of time measurement on a clock signal including periodic transitions and for determining an actual duration (tmr) of measurement as a function of the service duration, the signal having undergone spectrum spreading according to a periodic variation algorithm causing a frequency modulation of the clock transitions of the signal and creating a difference between actual duration (tmr) and service duration. There are counted during successive time increments at least service times for starting (t_d_s) and stopping (t_a_s) and, on the basis of these times, there are determined actual times for starting and for stopping (t_d, t_a) serving for the calculation of the actual duration of measurement (tmr) as a function of the parameters of the variation algorithm. The invention also relates to a method of continuous compensation of the error between actual and service durations.

Abstract: In the case where multiple individual work devices respectively executing a sequence of multiple tasks are controlled in an integrated manner by an integrated control device, log analysis among the multiple individual work devices is difficult. One of four individual work devices transmits time inquiry signal to main integrated control device via serial communication cable. Main integrated control device returns the time at time at which time inquiry signal was received to the one of four individual work devices to which time inquiry signal was transmitted. One of four individual work devices receives a reply from main integrated control device at time, adds the communication time to the time at time, and calculates the time at time. One of four individual work devices starts the calculation of the in-device time from calculated time as a starting point. One of four individual work devices logs based on in-device time.

Abstract: An electronic reading device, including: a housing, wherein exterior surfaces of the housing include a first and second main surface, a first edge, a second edge, a third edge, and a fourth edge, and each of the edges is located in between the first and second main surface, and the third edge is parallel to the fourth edge, and the first edge is located at an opposite side of the housing than the second edge. The first main surface includes a display, and the second main surface is an opposing surface to the first main surface. The housing is asymmetrical as it includes an extended housing portion that is spaced away from one edge of the display, a thickness of the housing between the first and second main surface increases from the second edge to the first edge, and the housing has an upward bend at the extended housing portion.

Abstract: An electronic device includes an adjustable RGBW front light. The electronic device additional includes circuitry configured to determine if a transition between phases has occurred, the phases being based on a time of day, automatically display a predetermined screen color temperature via the adjustable RGBW front light in response to the transition between phases, and automatically adjust a predetermined mixture of light to be displayed via the adjustable RGBW front light such that the predetermined screen color temperature does not change in response to a change in a brightness level of the electronic device.

Abstract: One embodiment provides an electronic device, including: a housing comprising: a fixed pyramidal-shaped base having a first triangular stand surface and a second triangular stand surface, wherein the first triangular stand surface comprises different dimensions than the second triangular stand surface; a display positioned on a front surface of the housing; an integrated speaker positioned on the front surface; at least one sensor; a connection port positioned on a back surface of the housing, opposite from the front surface, and at a distal corner along a longer edge of the fixed pyramidal-shaped base; and at least one processor operatively coupled to the display, integrated speaker, and at least one sensor. Other aspects are described and claimed.

Abstract: An automatic strap-tensioning system is provided for head-worn electronic gear including a microprocessor, a powered drive mechanism and sensors. In use, microprocessor reads the outputs of the sensors and, if prescribed conditions are met, instructs the drive mechanism to tension the straps of the headset. The sensors are used as feedback to control the level of tension in the straps.

Abstract: Eyewear is provided including a frame, and a camera connected with the frame, in which the camera is configured to be controlled by a remote controller. The camera may be configured to capture video and/or a photo. The eyewear may include data storage, and the camera may be connected to the data storage. A wrist watch may be configured to act both as a time piece and a controller of the camera. The eyewear may also include a heads up display and/or a video file player. The eyewear may also include an electro-active lens.

Abstract: A wrist strap assembly includes a flexible wrist strap and a restricting mechanism. The restricting mechanism is used to limit the bending magnitude of the flexible wrist strap, and is disposed inside and fixed to the flexible wrist strap. A wrist device is further provided, the wrist device includes the wrist strap assembly and a flexible screen. The flexible screen is provided on the flexible wrist strap, and the restricting mechanism is disposed at one side of the flexible screen.

Abstract: An assembly for an electronic display includes a digital side assembly and an access panel mounted to a frame. The digital side assembly includes a housing, a display layer located behind a cover panel, a front channel between the display layer and the cover panel, and a side assembly open loop channel behind the display layer. A cooling channel is located between the frame and the rear surfaces of the access panel and the digital side assembly. An open loop pathway for ambient air includes the side assembly open loop channel and an access panel open loop channel. A closed loop pathway for circulating gas includes the cooling channel and the front channel.

Abstract: An electronic device and an operation method of selecting a function item are provided. The operation method is applied to an electronic device. The operation method comprises the following steps: receiving a sliding instruction of a sliding path via the touch display and displaying a first pattern on the touch display. The first pattern includes the first function item or the second function item corresponding to the sliding path. A sliding track is displayed on an outer periphery of the first pattern corresponding to a sliding distance of the sliding instruction. When the sliding track meets a predetermined path, a function corresponding to the first function item or the second function item is executed by the processing unit.

Abstract: A foldable display has multiple layers, including at least a display layer that creates the display that users see when looking at the foldable display and a stiff support layer that provides the display layer with support despite the foldable nature of the display. An adhesive layer binds the display layer to the stiff support layer. The stiff support layer has a stiffness that is at least six times greater than the stiffness of the adhesive layer and at least six times greater than the stiffness of the display layer. Given the foldable nature of the display, there is typically a hinge system below part of the display. In situations in which pressure is applied to the foldable display (e.g., by a user's finger or stylus), the stiffness of the stiff support layer prevents the display from being damaged despite the presence of the hinge system.

Abstract: The description relates to hinged devices, such as hinged computing devices. One example can include a hinge assembly that rotatably secures a first portion and a second portion relative to a hinge axis and defines a planar conductor path between the first and second portions through the hinge assembly. The example can also include a pop-up arm that compresses a spring when the first portion and the second portion are rotated to a closed orientation, and wherein the compressed spring creates a bias to rotate the first and second portions from the closed orientation to an open orientation.

Abstract: A bent display device including: a display panel including a planar surface portion and a curved surface portion at an edge of the planar surface portion; a window having substantially the same shape as a shape of the display panel and disposed on the display panel; a first touch sensor overlapping the planar surface portion; and a second touch sensor overlapping the curved surface portion. The first touch sensor and the second touch sensor detect a touch using different methods, respectively.

Abstract: An input device includes a first body and a second body. When the first body is connected to the second body and the first body and the second body is disposed at a notebook computer, the first body and the second body are jointly used as a touchpad. When the first body is connected to the second body and both the first body and the second body are separated from the notebook computer, the first body and the second body are jointly used as a mouse. When the first body is separated from the second body and both the first body and the second body are separated from the notebook computer, the first body and the second body are respectively used as two independent remote controls. In addition, a notebook computer including the foregoing input device is also provided.

Abstract: The disclosure provides a front panel assembly adapted for a computer case. The front panel assembly includes a frame, a slidable cover and at least one torsion spring. The slidable cover is slidably disposed on the frame and slidable between a covering position and an exposing position. The at least one torsion spring is connected to and located between the frame and the slidable cover so as to provide elastic energy to spring the slidable cover to the covering position or the exposing position while the slidable cover is slide on the frame.

Abstract: Techniques are described for battery management in a computing device. The described techniques may be implemented by a battery offline module that provides functionality to control utilization of a battery such as determining whether the battery is available to receive power from a power source. For instance, the battery offline module may receive an input requesting that a battery be taken offline, determine whether system conditions for taking the battery offline are met, and take the battery offline when the system conditions are met such that the battery is not capable of receiving power from a power source of the computing device. In some instances, the battery offline module may cause different powering and charging arrangements between multiple batteries of the computing device. By implementing the battery offline module in the computing device, battery utilization is controlled to improve battery life.

Abstract: An external device and an information handling system may be attached through a single port connection to provide bi-directional transfer or data and power through the port connection. The port connector may allow the information handling system to function as both a power source and a power sink. This allows the information handling system to provide power to certain external devices from an internal battery to avoid data corruption when power to an external device is unexpectedly lost. When AC power is restored to the external device, the information handling system may be reconfigured to not transmit power to the external device and to receive power from the external device to operate the information handling system.

Abstract: A method and apparatus for mission critical standby of a portable communication device are disclosed. A portable communication device may include a primary processor for a first operating platform, a secondary processor for a second operating platform and communicatively coupled to the primary processor, and a power state manager that may have a first mode and a second mode. The power state manager may be configured to determine whether the primary processor is in a powered off state and sequence supply of power to the secondary processor. The first mode may allow the primary processor to monitor a power state of the secondary processor based on a determination that the primary processor is not in the powered off state and the second mode may enable the power state manager to monitor the power state based on a determination that the primary processor is in the powered off state.

Abstract: An electronic apparatus having a function to omit part of initialization processing that is performed at the time of cold boot by using information held in a volatile storage device in returning from a power-saving state where power consumption is suppressed includes: a determination unit configured to determine, based on information indicating a connection state of a specific module of all the modules, whether to suspend supply of power to all modules of the electronic apparatus or to make a transition into the power-saving state where supply of power to at least the volatile storage device is maintained in response to an operation to turn off a power source by a user; and a power source control unit configured to control supply of power to each module of the electronic apparatus in accordance with the determination, and in activation processing in accordance with the function, part of initialization processing of the specific module is omitted.

Abstract: A server power saving system includes a motherboard and a backplane. The motherboard includes a CPLD, a basic I/O control chip electrically connected with the CPLD, and a clock chip electrically connected with the CPLD. The basic I/O control chip includes a basic I/O control program The backplane includes a HD microcontroller electrically connected with the CPLD and a HD connection port electrically connected with the HD microcontroller and the clock chip. The HD microcontroller sends clock enable signal to the CPLD when a HD is electrically connected with the HD connection port. The CPLD transmits clock enable signal to the basic I/O control chip. The basic I/O control chip sends confirmation signal to the CPLD according to clock enable signal, and the CPLD determines whether to drive the clock chip to send clock signal to the HD connection port according to a content of confirmation signal.

Abstract: A microcontroller system includes a processing unit supporting at least one near or sub Vt circuit and a plurality of memory blocks, each memory block connected to a DMA controller and independently power controlled. A power control system uses power gates to power control at least the memory blocks. In some embodiments, a wake-up interrupt controller is connected to the power control system and a voltage regulator system is used to supply voltage to separate power domains, with the voltage regulator systems controlled at least in part by power gates operated by the power control system. A plurality of clocks can be connected to define clock domains associated with separate power domains.

Abstract: A display device includes an image receiving unit, a power-saving control device, a display control unit, and a backlight module control unit. The power-saving control device judges whether or not received frames are still for a predetermined time. If the power-saving control device judges that the received frames are still for the predetermined time, the power-saving control device outputs a first control signal to the display control unit for controlling the display panel to perform power saving to reduce its power consumption while continuing displaying frames, and the backlight module control unit controls the backlight module to continue providing the backlight; while if the received frames are not still or are still for a time shorter than the predetermined time, the power-saving control device does not output the first control signal to the display control unit for controlling the display panel to perform power saving to reduce its power consumption.

Abstract: A method from managing power state transitions in a computing system is disclosed. A processor may initiate a change in power state from a first initial power state to a first new power state and, in response to initiating the change, send an initial notification to a system integrated circuit using a first communication channel, and deactivate the first communication based on responses to the initial notification. The processor may enter the first new power state in response to the deactivation of the first communication channel, and send a final notification to a management controller using a second communication channel. The management controller may send a message to the system integrated circuit upon receiving the final notification. The system integrated circuit may then transition from a second initial power state to a second new power state based on the message.

Abstract: Disclosed are a method, a device and/or a system of a cryptocurrency processing solar power distribution architecture. In one aspect, a modular cryptocurrency computing power supply system includes a solar DC power generation system, a DC power bus, an electronic control system and a mining node power management system. The solar DC power generation system is structured to provide DC power to a DC/DC converter. The DC power bus is structured to selectably receive power from the DC/DC converter and to provide DC power to a plurality of mining servers. The electronic control system is structured to selectably control the cryptocurrency computing power supply system to operate in plurality of modes. The mining node power management system includes optimizing power distribution from the solar DC power generation system to the plurality of mining servers using a cryptocurrency solar curve algorithm generated based on an analysis of statistically predicted patterns of energy usage and production.

Abstract: Described herein is a method for asset tracking using an asset tracking device. The method comprises detecting a trigger to perform a co-location check; in response to the trigger, determining the asset tracking device is co-located with a carrier en route to a destination; determining a low power duration; and causing the asset tracking device to enter a low power mode for the low power duration.

Abstract: A semiconductor device is disclosed that includes, among other things, a computing device including a plurality of transistors, an activity monitor to determine an activity metric associated with the plurality of transistors, and a power controller to, responsive to the activity metric indicating a first activity level, set a power supply voltage for the plurality of transistors to a first value, and responsive to the activity metric indicating a second activity level less than the first activity level, set the power supply voltage to a second value greater than the first value and apply a first reverse back bias voltage to the plurality of transistors to increase a threshold voltage of the plurality of transistors.

Abstract: A system and/or method that uses a body posture of a user to determine and modulate a content mode of a virtual reality system. The content mode may define the manner in which virtual reality content is presented to the user and/or the manner in which the user interacts with the virtual reality content. The user's body posture and/or a change in body posture may cause the content mode and/or the virtual reality content to change accordingly. In some implementations, primary content may be presented to the user according to a first content mode in response to the user sitting. Secondary virtual reality content may be presented to the user according to the second content mode in response to the user standing. As such, a user may initiate a change in the virtual reality content and/or the content mode by standing from a sitting posture and/or sitting from a standing posture.

Abstract: One embodiment provides a method, including: determining, using a processor, a location of a virtual object within a physical environment with respect to a user having a headset; generating, on a display of the headset of the user, an augmented reality scene of the physical environment having the virtual object; and maintaining, within the augmented reality scene and as the user moves throughout the physical environment, the location of the virtual object, wherein the maintaining comprises identifying a position of the user with respect to other users each having headsets. Other aspects are described and claimed.

Abstract: Virtual reality (VR) systems and related methods are provided. A representative VR system includes: content detection circuitry configured to determine a type of VR content from among inside-out VR content and outside-in VR content; and processor circuitry configured to execute instructions to display the VR content in accordance with the type of VR content determined, wherein responsive to the content detection circuitry determining that the type of VR content is inside-out VR content, the processor circuitry executes instructions to display the inside-out VR content and, responsive to the content detection circuitry determining that the type of VR content is outside-in VR content, the processor circuitry executes instructions to display the outside-in VR content.

Abstract: Interface-based modeling and design of three dimensional spaces using two dimensional representations are provided herein. An example method includes converting a three dimensional space into a two dimensional space using a map projection schema, where the two dimensional space is bounded by ergonomic limits of a human, and the two dimensional space is provided as an ergonomic user interface, receiving an anchor position within the ergonomic user interface that defines a placement of an asset relative to the three dimensional space when the two dimensional space is re-converted back to a three dimensional space, and re-converting the two dimensional space back into the three dimensional space for display along with the asset, within an optical display system.

Abstract: A system and method enable an electronic device to perform gaze tracking operations. The electronic device includes one or more cameras and at least one processor. The one or more cameras include a Dynamic Vision Sensor (DVS) camera. The one or more cameras are configured to capture features of an eye of a wearer of the electronic device The processor is configured to receive, from the one or more cameras, an image or pixel stream associated with the eye, determine an initial pose of the eye based on the image or pixel stream, receive DVS pixel data from the DVS camera, track one or more changes to the initial pose of the eye based on the DVS pixel data, and based on the one or more changes to the initial pose of the eye, determine a gaze of the wearer.

Abstract: A virtual reality (VR) or augmented reality (AR) head mounted display (HMD) includes multiple image capture devices positioned within the HMD to capture portions of a face of a user wearing the HMD. Images from an image capture device include a user's eye, while additional images from another image capture device include the user's other eye. The images and the additional images are provided to a controller, which applies a trained model to the images and the additional images to generate a vector identifying a position of the user's head and positions of the user's eye and fixation of each of the user's eyes. Additionally, illumination sources illuminating portions of the user's face include in the images and in the additional images are configured when the user wears the HMD to prevent over-saturation or under-saturation of the images and the additional images.