Abstract: The present disclosure in the field of automobile engineering is a method and system for generating a safe navigation path for navigating a driverless vehicle. A path generating system receives one or more pre-generated paths between source point and destination point and an environmental data corresponding to each pre-generated path from one or more sources in real-time. Further, the path generating system identifies one or more navigation points in real-time based on the environmental data, vehicle capability characteristics and vehicle parameters by tracing virtual rays in a preconfigured angle range up to preconfigured distance from each of one or more originating points along each of the one or more pre-generated paths. Finally, the path generating system links the navigation points based on predefined techniques to generate the safe navigation path for navigating driverless vehicle. In the present disclosure, safe navigation path is generated without usage of any sensor.

Abstract: Embodiments provide methods and apparatus for asynchronously classifying images provided by a robot. In a reconnaissance/exploratory or first cleaning pass, unidentified objects are avoided. Images of the object are uploaded over the Internet to a remote object detection and classification system, and the location is indicated by the cleaning robot. When the remote system subsequently returns an object identification or classification, the object can be indicated as something to be avoided, or the cleaning robot can return to the location and clean over the object if it is determined not to be a hazard. In one embodiment, the object is passed over at reduced speed or with a cleaning brush turned off.

Abstract: The present teaching relates to system, method, medium for in-situ perception in an autonomous driving vehicle. A plurality of types of sensor data acquired continuously by a plurality of types of sensors deployed on the vehicle are first received, where the plurality of types of sensor data provide information about surrounding of the vehicle. Based on at least one model, one or more items are tracked from a first of the plurality of types of sensor data acquired by one or more of a first type of the plurality of types of sensors, wherein the one or more items appear in the surrounding of the vehicle. At least some of the one or more items are then automatically labeled on-the-fly via either cross modality validation or cross temporal validation of the one or more items and are used to locally adapt, on-the-fly, the at least one model in the vehicle.

Abstract: The present teaching relates to system, method, medium for in-situ perception in an autonomous driving vehicle. A plurality of types of sensor data are received, which are acquired by a plurality of types of sensors deployed on the vehicle to provide information about surrounding of the vehicle. Based on at least one model, one or more surrounding items are tracked from a first of the plurality of types of sensor data acquired by a first type sensors. At least some of the tracked items are automatically labeled via cross validation and are used to locally adapt, on-the-fly, the at least one model. Model update information is received which from a model update center, which is derived based on the labeled at least some items. The at least one model is updated using the model update information.

Abstract: A travel control apparatus (140) includes a acquisition unit (141), which acquires information on a target track through which a vehicle (M) will pass in the future, a parameter determiner (142), which determines a parameter by which a track model defined by one or more parameters coincides with a track acquired by the acquisition unit, and a steering controller (143), which feedforward-controls steering of the vehicle on the basis of at least the track model defined by the parameter determined by the parameter determiner, wherein the parameter determiner determines the parameter on the basis of a direction of a change in the degree of separation between the track model and the target track with respect to a change in the parameter.

Abstract: A robot lawnmower includes a body and a drive system carried by the body and configured to maneuver the robot across a lawn. The robot also includes a grass cutter and a swath edge detector, both carried by the body. The swath edge detector is configured to detect a swath edge between cut and uncut grass while the drive system maneuvers the robot across the lawn while following a detected swath edge. The swath edge detector includes a calibrator that monitors uncut grass for calibration of the swath edge detector. In some examples, the calibrator comprises a second swath edge detector.

Abstract: The present disclosure relates to a robot, a distance measuring method, and a recharging system tor robot. The distance measuring method includes configuring a current position of a robot to be a first position, obtaining a first direction along a connection line from the first position to a signals transmitting position by a sensor of the robot, obtaining a second direction along a connection line from a second position to the signals transmitting position when the robot being driven by a driver to move along a moving direction by a predetermined distance to the second position, and the moving direction being perpendicular to the first direction to the second position, obtaining a distance between the second position and the signals transmitting position according to an included angle formed by the first direction and the second direction, and the predetermined distance.

Abstract: A method for optimizing a digital map for an automated vehicle includes selecting an area of the digital map, ascertaining a localization quality provided with the aid of the digital map in the selected area based on usage data of the digital map, and providing at least one suggestion for optimizing landmarks of the digital map with respect to an electronic memory requirement of the digital map.

Abstract: A robotic work tool for movable operation within a work area.

Abstract: Methods and systems for organizing vehicles within a vehicle platoon are described. In one example, temperatures and storage amounts of emissions control devices in vehicles of the vehicle platoon provide a basis for determining which vehicle is a leader and which vehicles are followers in a vehicle platoon. Vehicles having emissions devices at low temperatures may be commanded to a lead position to maintain emissions control device performance.

Abstract: In some embodiments, apparatuses and methods are provided herein useful to forming chains of autonomous ground vehicles (AGVs) for delivering merchandise. In some embodiments, there is provided a system including: a plurality of AGVs with each AGV having a motorized locomotion system, a storage area, first and second magnetic connectors at ends of a vehicle body, a transceiver, an optical sensor, and a control circuit that activates and deactivates the magnetic connectors; a subset of the AGVs defining a chain; an unlinked AGV; a database containing images of the vehicle body; and a master control circuit that receives an authentication code from the unlinked AGV, determines that the authentication code is authorized, determines position, speed, and direction of the chain of AGVs and the unlinked AGV, compares images to determine proximity and orientation of the unlinked AGV, and activates a magnetic connector to link the unlinked AGV to the chain.

Abstract: A method of assisted takeoff of a movable object includes increasing output to an actuator that drives a propulsion unit of the movable object under a first feedback control scheme, determining whether the movable object has met a takeoff threshold, and controlling the output to the actuator using a second feedback control scheme different from the first feedback control scheme in response to the movable object having met the takeoff threshold.

Abstract: A rotorcraft includes an avionics control unit (ACU) and multiple power distribution units (PDUs) electrically connected to an electrical bus, wherein each PDU of the multiple PDUs is electrically connected to a respective multiple electrical loads, and wherein each PDU of the multiple PDUs is configured to receive commands from the ACU to couple or decouple one or more of its respectively connected multiple electrical loads from the electrical bus. The ACU is configured to send commands to the multiple PDUs to couple or decouple a first set of electrical loads and to couple or decouple a second set of electrical loads from the electrical bus, wherein the coupling or decoupling of the first set and the coupling or decoupling the second set is based on a first priority of the first set and a second priority of the second set, respectively.

Abstract: One embodiment provides an azimuthal pointing system for scientific ballooning. An apparatus, method and/or system are configured to drive a motor to twist a torsion member of a torsion pendulum and to utilize a restoring force of the torsion member to adjust a pointing direction (i.e., pointing angle) of a payload. The torsion pendulum includes the torsion member, the payload and the motor. The payload is coupled to the torsion member by the motor.

Abstract: A method and device for monitoring and controlling a path of a following aircraft (AC2) with respect to vortices (V1, V2) generated by a leading aircraft (AC1) while both aircraft (AC1, AC2) fly in a formation (F), wherein the device includes a unit for determining, using a vortex transport model, a safety position (PS) at which the following aircraft (AC2) is not subjected to effects of the vortices (V1, V2) generated by the leading aircraft (AC1), a unit for determining, using a vortex signature model, an optimum position (PO) at which the following aircraft (AC2) benefits from at least one (V1) of the vortices (V1, V2), and a control unit for bringing and keeping the following aircraft (AC2) in the safety position (PS) while a predetermined condition(s) is met and otherwise for bringing the following aircraft (AC2) and keeping it in the optimum position (PO).

Abstract: A fluid control valve device includes a spool valve, a control valve, a control unit, and storage. The spool valve has an introduction port, a discharge port, and a supply port. The control unit controls the open or closed state of the control valve according to a command value. The storage stores past data on at least one of a control value by which the control unit controls the control valve, a value calculated by the control unit, and a detection value of a sensor. The control unit changes, according to the past data, the open or closed state of the control valve based on the command value.

Abstract: Mass flow control systems and methods for controlling the mass flow rate of a gas through a primary conduit are disclosed. One mass flow control system includes a primary conduit for directing a flow of a gas and an adjustment system configured to divert a portion of the gas from the primary conduit to a secondary conduit and provide an adjustment signal that changes when a composition of the gas changes. A mass flow controller is operatively coupled to the primary conduit to control a primary flow rate of the gas. The mass flow controller includes a valve to control the primary flow rate of the gas and a control loop configured to receive the adjustment signal and control the valve to provide the primary flow rate of the gas at a set point.

Abstract: A hydraulic manifold plug includes a plug body defining a longitudinal axis and a transverse axis. The manifold includes at least one receiving hole configured to releasably receive at least one positioning key associated with a manifold press. The plug body includes an opening defined by the plug body. The opening is at an angle with respect to the longitudinal axis. The plug body also includes an inner surface defined by the opening and having a concave shape. The plug body is configured to be positioned in a manifold port extending along the longitudinal axis by way of the at least one receiving hole receiving the at least one positioning key. The one positioning key aligns the plug body such that the transverse axis is substantially parallel to a lateral axis defined by a channel of the manifold that forms an angle with the manifold port.

Abstract: A pressure regulator has a main body, a piston, an elastic element and an adjusting element. The main body has an inlet and an outlet. The piston is mounted movably between the inlet and the outlet. The elastic element is mounted in the main body to prepossess that the piston to move toward the outlet of the main body. The adjusting element is mounted adjustably in the main body and selectively abuts against the piston to selectively close a flow path from the inlet to the outlet. Adjusting the position of the adjusting element results influences the compressed length of the elastic element. Therefore, the preset outlet pressure is fine-tuned.

Abstract: A proportional valve is provided having a pilot control valve that can be controlled by means of a control signal and having a booster valve that can be actuated by means of the pilot control valve. The proportional valve has a compressed-air connection for connecting a compressed-air supply, a working connection, and an air-removal connection. The booster valve has three valve elements, which are arranged one after the other and can each be moved in an axial direction against a spring force.

Abstract: A heat dissipation system for a smart piano may include a heat dissipation driver, a heat dissipation device, a sensor, a protection circuit and a hardware processor. The sensor may be configured to detect a thermal parameter of an execution device of the smart piano. The protection circuit may be configured to analyze the thermal parameter to generate a protection signal. The hardware processor may be configured to determine a preset algorithm, generate a control signal according to the protection signal and the preset algorithm, and control a heat dissipation condition of the smart piano. The controlling the heat dissipation condition of the smart piano may include control an operation condition of the execution device and/or the heat dissipation device. The controlling may include controlling an output power of the execution device and/or the heat dissipation device.

Abstract: A semiconductor integrated circuit includes a constant-voltage circuit that outputs a constant voltage and a constant-current circuit. The constant-current circuit includes a first transistor. A voltage input as an input voltage to a first gate electrode of the first transistor is equal to the node voltage at an intermediate node in a connection path between the output of the constant-voltage circuit and an external resistor. A source region of the first transistor is connected to a fixed power supply, and a drain region of the first transistor is connected to the external power supply via a load. In the first transistor, a constant current can be made to flow between the source region and the drain region based on the input voltage. A constant-current drive system in which the semiconductor integrated circuit and the external resistor have been mounted on a circuit board is also constructed.

Abstract: A power supply device comprises: a first linear regulator, which receives a voltage from a direct-current power supply at all times and outputs a first voltage; a step-down switching regulator, which receives the voltage from the direct-current power supply through a path via a power supply switch and outputs an intermediate voltage, and a second linear regulator, which receives the intermediate voltage and outputs a second voltage. The power supply device outputs a higher one of the first voltage and the second voltage. The first linear regulator has a smaller current consumption and a higher minimum operating voltage than the second linear regulator. When the voltage supplied from the direct-current power supply is lower than or equal to a predetermined threshold value, the switching regulator drives a main switching component interposed in series with a voltage input-output path to turn on at all times.

Abstract: Embodiments of bias current generator circuits are provided herein for generating stable bias currents. In one embodiment, a bias current generator circuit may include a voltage-to-current generating circuit, an integrate and hold circuit, an amplifier circuit and a plurality of output branches. The voltage-to-current generating circuit may supply a first current to a first node of the bias current generator circuit. The integrate and hold circuit may receive a second current, which is equal to a difference between the first current and a reference current, from the first node and may generate a first voltage in response thereto. The amplifier circuit may receive the first voltage generated by the integrate and hold circuit, and may generate a second voltage in response to the first voltage. The plurality of output branches may receive the second voltage, and may generate a plurality of bias currents in response thereto.

Abstract: In an example embodiment, a circuit is provided that includes a current source with a calibrated trim circuit whose output current varies with transconductance of the current source, and tracks a current mismatch between the current source and another current source under varying bias currents and temperatures. The trim circuit may include at least one calibration digital to analog converter (CAL DAC), which may be driven by a bias circuit generating current proportional to the transconductance of the current source. In an example embodiment, the trim circuit may include at least two CAL DACs, whose output current may vary with bias current only, and with bias current and temperature. A method to calibrate the CAL DACs includes varying calibration settings of the CAL DACs under different bias currents until the output current of the trim circuit substantially accurately tracks the current mismatch under disparate bias currents and temperatures.

Abstract: There is provided a reference voltage circuit which includes a depletion type transistor and an enhancement type transistor. At least one of the depletion type transistor and the enhancement type transistor is formed from a plurality of transistors and the reference voltage circuit is arranged in the form of a common centroid (common center of mass) to avoid the influence of a characteristic fluctuation due to stress from the resin encapsulation of a semiconductor device or the like.

Abstract: An input device includes: an operating unit that is operated by a user; a detent pin that is displaceable along with an operation of the operating unit; a columnar detent member where a spiral groove about a predetermined axis A is formed on an outer peripheral surface of the detent member that is contact with the detent pin; and a motor (rotary driving part) that rotates the detent member about axis A.

Abstract: Aspects of the disclosure are directed to reducing clock-ungating induced voltage droop by determining a maximum frequency value associated with an output clock waveform; modulating a clock frequency of the output clock waveform for a first time duration based on a first programmable mask pattern or a first Boolean function; and determining if either the first programmable mask pattern or the first Boolean function should be changed. In accordance with one aspect, a voltage droop mitigation circuit includes a control logic for receiving an input clock waveform and a clock enable signal waveform and for outputting a gated clock enable signal waveform; a latch coupled to the control logic, the latch for holding a state of the gated clock enable signal waveform and a AND gate coupled to the latch, the AND gate for outputting an output clock waveform.

Abstract: A sensor-data processing device, including at least one interface to communicate with at least one sensor element for detecting sensor events; at least one interface to communicate with at least one external computer device for processing sensor data representing the sensor events; devices for generating at least one time base specific to the sensor-data processing device; a device for assigning time stamps to the sensor events, the time stamps being based on the time base of the sensor-data processing device and being specific to the sensor-data processing device; a device for receiving a request signal from the computer device; with the aid of the computer device, the request signal being able to be assigned a time stamp based on a time base specific to the computer device; and a device for assigning a time stamp specific to the sensor-data processing device, to the request signal.

Abstract: A display device includes a display panel mounted on a curved surface, and driver circuits including circuit elements which are mounted on a plurality of plane surfaces provided on the back of the curved surface in a stepwise shape along the curved surface.

Abstract: Embodiments relate to a metal frame in a head-mounted display (HMD) that is structured to absorb impact and protect components of the HMD. The metal frame has a wall that is spaced away from a protection shell securing a display panel in the HMD. When the HMD is dropped or subject to external force, the wall may deform but keep the protection shell intact. Moreover, the metal frame has protruding ridges and brackets that surround outward facing cameras on the HMD. If the HMD is dropped, the protruding ridges and brackets can provide protection to the cameras.

Abstract: A method and an apparatus for enhancing display visibility of a multiple pixel display. The apparatus may include: (i) an array of spatial filters that may be construed and arranged to block side ambient radiation. Each spatial filter has a minimal thickness of microscopic scale; (ii) transparent elements that may be positioned between the spatial filters of the array; (iii) a first array of microlenses that may be arranged and construed to focus the radiation generated by the display to provide focused radiation that propagates through the transparent elements without impinging on the array of spatial filters; and (iv) a second array of microlenses that may be arranged and construed to re-collimate the focused radiation to provide an output radiation.

Abstract: A electronic device according to various example embodiments may include: a display, a memory storing identification information of a plurality of electronic devices, and a processor, configured to: obtain an image including a watch face, select a first electronic device matching the watch face among the plurality of electronic devices by comparing one or more characteristics of the watch face in the obtained image to the plurality of electronic devices, and display, on the display, an image including the watch face and the selected first electronic device.

Abstract: Wearable computing devices and methods for automatically capturing images using an image sensor of a wearable computing device are described. In one example, the wearable computing device includes a device body, an image sensor, an output device, a display, and a processor, and the processor is configured to initialize and monitor a timer and, in response to determining that a predetermined time interval less a predetermined alert period has elapsed, activate an output device of the wearable computing device. The processor is also configured to, in response to determining that the predetermined time interval has elapsed, activate the image sensor to capture at least one image.

Abstract: A display apparatus includes: a display module including a display panel configured to display an electronic image, a supporting cover configured to cover a rear surface of the display module, a cover supporting member connected to a rear edge of the display panel and configured to support the supporting cover, and a sound-generating device supported by the supporting cover and configured to: output sound to a front direction of the display panel by directly vibrating the display panel, and directly contact and directly vibrate first and second rear edge portions of the display panel, the first and second rear edge portions being parallel to each other.

Abstract: A method of protecting a computing device is provided including detachably connecting a leading edge of a base portion of the computing device to one or more device receiving members of a first portion of a case. The trailing edge of the base portion is secured to the first portion of the case. The first portion of the case may substantially envelope the base portion of the computing device and a plurality of perimetral fastening members may be detachably connected to a second portion of the case. The perimetral fastening members may detachably connect to perimetral edges of a screen portion of the computing device. A protective shell may be formed around the computing device by pivoting adjoining edges of the first and second portions of the case about a linking pliable member in communication with the trailing edge of the computing device.

Abstract: An information handling system hinge provides friction against rotational motion to generate torque that regulates housing portion relative position. Friction is generated by compression of friction elements with a super elastic wire under tension. For example, a nickel titanium alloy wire under two to eight percent strain provides a relatively low spring rate having consistent compression even as wear reduces the size of the friction elements.

Abstract: A mounting system for an electronic device includes a protective case and a compatible component. The protective case includes an inner surface and an outer surface opposite the inner surface. A female mounting portion is disposed within the outer surface of the protective case, the female mounting portion including a plurality of recesses arranged in spaced apart relation around an opening in the protective case. Each recess includes a pair of transition ramps proximate the first and second ends of each recess. The compatible component includes a male mounting portion including a plurality of raised engagement portions adapted to engage one or more of the plurality of recesses. Each of the raised engagement portions includes a pair of transition ramps proximate the first and second ends of each raised engagement portion.

Abstract: A portable and mobile deployable data center (DDC) is disclosed that includes various components that enables the DDC to have multiple functions including, computing, data storage and retrieval, communications and routing. A DDC includes a rugged case that suitable for harsh environments, an interconnection mechanism, a plurality of hot swappable computing assemblies that include the functionality of readers and portable computing devices, and a plurality of hot swappable power supplies. The DDC can include computer assemblies, computing devices, and readers, or combinations thereof.

Abstract: A computing device includes memory configured for storing executable instructions, a processor configured for executing the instructions, a foldable display layer configured for displaying information in response to the execution of the instructions, and a bend limit layer coupled to the foldable display layer and arranged substantially parallel to a display surface of the foldable display layer. The bend limit layer is configured to increase its stiffness non-linearly when a radius of a bend of the bend limit layer is less than a threshold radius of curvature of the foldable display layer, the threshold radius of curvature being greater than 1 mm and less than 20 mm.

Abstract: An electronic device includes: an electrostatic capacitance-type touch panel; an electrically conductive movable part; and an electrical conductor which moves with a movement of the movable part. At least a part of the electrical conductor moves, overlapping the touch panel, as viewed in a plan view observing the touch panel. The movable part and the electrical conductor are electrically continuous to each other.

Abstract: A flexible electronic device that includes a flexible substrate having an upper surface and a lower surface and interconnects extending between the upper surface and the lower surface; a flexible display mounted directly to the upper surface of the flexible substrate such that the flexible display is electrically connected to the flexible substrate; a first encapsulant mounted to the upper surface of the flexible substrate such that the flexible display is at least partially embedded within the first encapsulant; an electronic component mounted to a lower surface of the flexible substrate such that the electronic component is electrically connected to the flexible substrate; a second encapsulant mounted to the lower surface of the flexible substrate such that the electronic component is at least partially embedded within the second encapsulant; a flexible casing that surrounds the electronic component and the second encapsulant.

Abstract: An e-book reader in which destruction of a driver circuit at the time when a flexible panel is handled is inhibited. In addition, an e-book reader having a simplified structure. A plurality of flexible display panels each including a display portion in which display control is performed by a scan line driver circuit and a signal line driver circuit, and a binding portion fastening the plurality of display panels together are included. The signal line driver circuit is provided inside the binding portion, and the scan line driver circuit is provided at the edge of the display panel in a direction perpendicular to the binding portion.

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 fan assembly is disclosed. The fan assembly can include a first support frame. The fan assembly can comprise a shaft assembly having a first end coupled with the first support frame and a second end disposed away from the first end. A second support frame can be coupled with the first support frame and disposed at or over the second end of the shaft assembly. An impeller can have fan blades coupled with a hub, the hub being disposed over the shaft assembly for rotation between the first and second support frames about a longitudinal axis. Transverse loading on the shaft assembly can be controlled by the first and second support frames.

Abstract: Electronic devices have a PCB with a heat-generating component (e.g., POP or SOC), a heat sink, and an EMI shielding structure. A combination structure can include a top heat spreader/EMI shield located above and in thermal contact with the POP/SOC top, a bottom heat spreader/EMI shield located below and in thermal contact with the POP/SOC bottom, and a heat-directing component located on the PCB, laterally surrounding a majority of the POP/SOC sides, and between and in thermal contact with the top and bottom heat spreaders. Resulting heat paths for the POP/SOC include one through its top to the top heat spreader, another through its bottom to the bottom heat spreader, and others through its sides through the PCB through the heat-directing component to the top and bottom heat spreaders. The heat-directing component can be a metal horseshoe shaped pad integrally formed onto the PCB.

Abstract: An attachment for an electronic device includes a housing. The housing is selectively attachable to an electronic device or electronic device module by one or more coupling devices. At least one thermal energy mitigation device is carried by the housing. At least one thermal energy sensor is optionally carried by the housing. A control circuit of the attachment, or alternatively one or more processors of the electronic device or electronic device module can actuate the thermal energy mitigation device to dissipate thermal energy incident upon the housing, or generated by the electronic device, in response to signals from the thermal energy sensor.

Abstract: In accordance with embodiments of the present disclosure, an information handling system enclosure may include a plurality of slots, each slot configured to receive an information handling system and a rack tile airflow controller communicatively coupled to the plurality of slots. The rack tile airflow controller may be configured to receive from each information handling system an indication of an individual airflow consumption of the information handling systems, aggregate the individual airflow consumptions of the information handling systems to determine a total enclosure-level airflow, and communicate one or more control signals to an active floor tile in fluid communication with the information handling system enclosure, the active floor tile including one or more air movers, and the one or more control signals for controlling a tile airflow generated by the one or more air movers in accordance with the total enclosure-level airflow.

Abstract: A control device for fan state includes fan connectors arranged on a substrate and connected with at least one fan. The substrate and the fan are arranged in a case of a computer. The substrate is provided with at least one communication port, at least one microphone and a microcontroller. The communication port receives temperature signals transmitted by the computer. The microphone receives volume signals within the case. A microcontroller is electrically connected with the fan connectors, the communication port and the microphone. After the microcontroller receives the temperature signal and the volume signal, the microcontroller uses them to determine whether a value of the temperature signal or the volume signal is larger than its given value. If the answer is yes, the microcontroller controls a rotational speed of the fan, turns off the fan, or provides control items displayed on a screen of the computer to choose.

Abstract: A power electronics system is provided. The system includes at least one outer wall defining an outer zone including a plurality of first electronic components having a first normal operating maximum temperature and capable of generating electromagnetic fields. The system further includes at least one inner wall defining an inner zone disposed within the outer zone and including a plurality of second electronic components having a second normal operating maximum temperature, the first normal operating maximum temperature higher than the second normal operating maximum temperature, the inner zone substantially electromagnetically sealed against electromagnetic interference generated by the plurality of first electronic components.