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3results about How to "High speed response" patented technology

Robot motion planning method and device, computer equipment and storage medium

PendingCN122299636AImprove efficiencyHigh planning success rateRobot motion planningSimulation
This disclosure provides a motion planning method, apparatus, computer device, and storage medium for robots, applied to each robot in a robot swarm; each robot maintains its own local factor graph; the local factor graphs maintained by the multiple robots constitute a global factor graph; the method includes: in response to a state update event corresponding to the current robot being triggered, determining a trigger domain, and determining a replanning subnet from the current global factor graph based on the trigger domain; performing message passing processing based on Gaussian belief propagation in the replanning subnet with the goal of reducing the energy change of the local factor graph corresponding to the current robot, to obtain an updated local factor graph corresponding to the current robot; determining the confidence distribution information of the variables corresponding to multiple variable nodes in the local factor graph of the current robot based on the updated local factor graph of the current robot; and determining the motion replanning result of the current robot based on the confidence distribution information.
Owner:TSINGHUA UNIVERSITY

Liquid crystal display device

Provided is a liquid crystal display device capable of achieving high-speed response, high transmittance and contrast, and excellent viewing angle characteristics in both rising and falling. The liquid crystal display device performs color display in a plurality of subframe periods included in one frame period by field sequential driving, and includes: a liquid crystal display panel; a light source that irradiates the liquid crystal display panel with light of a plurality of colors; and a controller that drives the light source so that light of the plurality of colors is irradiated to the liquid crystal display panel in time division, the liquid crystal display panel successively having: a first substrate having a pixel electrode, a first alignment film, a liquid crystal layer, a second alignment film, and a second substrate having a common electrode, the liquid crystal layer having a first domain and a second domain in which alignment vectors are different from each other when no voltage is applied, when the alignment vectors are defined with a long axis end portion of the first substrate side of the liquid crystal molecules as a start point and a long axis end portion of the second substrate side as an end point.
Owner:SHARP DISPLAY TECHNOLOGY CORP

Active display control device based on gallium arsenide optoelectronic devices

PendingCN122138550AIncrease the on-resistanceLower on-resistanceStatic indicating devicesIdentification meansHeterojunctionHemt circuits
This application discloses an active display control device based on gallium arsenide (GaAs) optoelectronic devices. In this device, the GaAs heterojunction field-effect transistor used in the array driving unit, leveraging the material's high electron mobility and the two-dimensional electron gas structure formed by the heterojunction, can instantaneously control the luminous state of the display pixels. Furthermore, it is electrically connected to each display pixel in a one-to-one correspondence, eliminating signal lag caused by multiplexing. Additionally, the GaAs CMOS logic unit, utilizing the properties of GaAs material, can significantly reduce the signal transmission delay of logic gate circuits. Combined with the high-frequency modulation characteristics of pulse width modulation signals, it effectively improves the smoothness of dynamic image transitions. Regarding high-frequency power consumption control, the GaAs heterojunction field-effect transistor can significantly reduce Joule heat loss and static power consumption during high-frequency switching. The cascaded structure of the array driving unit and the GaAs CMOS logic unit can reduce signal attenuation and distortion at high frequencies, reducing the power consumption of the auxiliary amplifier circuit.
Owner:GUOJING HECHUANG (QINGDAO) TECH CO LTD