Abstract: The present disclosure proposes a service plan automatic generation system and operation method thereof. The operation method includes a method for generating standardized items based on a service record, which includes the following steps: analyzing multiple instances to generate multiple feature tags, generating multiple word frequency vectors corresponding to the feature tags according to the instances, and performing an aggregation procedure for a plurality of times. Each time performing the aggregation procedure includes: executing a clustering algorithm to divide multiple instances into multiple groups, analyzing multiple variable parts and an identical part of multiple feature vectors in each group, outputting the variable parts as feature tag sets, and using the identical part as an index of the group, when a stop condition is detected, the index generated by the aggregation procedure in the last time is outputted as a standardized item.

Abstract: Aspects of the disclosure provide a frame processor for processing frames with aliasing artifacts. For example, the frame processor can include a super-resolution (SR) and anti-aliasing (AA) engine and an attention reference frame generator coupled to the SR and AA engine. The SR and AA engine can be configured to enhance resolution and remove aliasing artifacts of a frame to generate a first high-resolution frame with aliasing artifacts and a second high-resolution frame with aliasing artifacts removed. The attention reference frame generator can be configured to generate an attention reference frame based on the first high-resolution frame and the second high-resolution frame.

Abstract: A hanging structure applicable to an unmanned aerial vehicle includes a hook-shaped body and at least one hook claw. The hook-shaped body has a bottom, at least one pivoting end, and an abutting portion. A hook opening is provided between the at least one pivoting end and the abutting portion and is opposite to the bottom. In addition, the at least one hook claw has a pivoting portion, and a first claw portion and a second claw portion that extend from the pivoting portion, respectively. The pivoting portion is pivoted to the at least one pivoting end. The second claw portion is heavier than the first claw portion. When the hanging structure is in a hanging state, a first end of the first claw portion abuts against the abutting portion, and the hook opening is closed. An unmanned aerial vehicle hanging system including the above hanging structure is further provided.

Abstract: A gamma tap circuit includes: (i) a first gamma division circuit configured to generate a first gamma tap voltage by performing voltage division of an upper gamma tap voltage and a lower gamma tap voltage, in-sync with a first clock signal CK1 and a first complementary clock signal CK1b, which is 180° out-of-phase relative to CK1, (ii) a second gamma division circuit configured to generate a second gamma tap voltage by performing voltage division of the upper gamma tap voltage and the first gamma tap voltage, in-sync with a second clock signal CK2 and a second complementary clock signal CK2b, which is 180° out-of-phase relative to CK2, and (iii) a third gamma division circuit configured to generate a third gamma tap voltage by performing voltage division of the first gamma tap voltage and the lower gamma tap voltage, in response to CK2 and CK2b, which have a lower frequency relative to CK1 and CK1b.

Abstract: A catalyst composition for hydrogenating 4,4?-methylenedianiline derivatives is provided. The catalyst composition includes a carrier including aluminum oxide and magnesium oxide, a rhodium-ruthenium active layer loaded on the surface of the carrier, and a solvent including an organic amine. The weight percentage of magnesium oxide in the carrier is between 12% and 30%. A method for preparing 4,4?-methylene bis(cyclohexylamine) derivatives using the catalyst composition is also provided.

Abstract: A resonant half-bridge flyback power converter includes: a first transistor and a second transistor which form a half-bridge circuit; a transformer and a resonant capacitor connected in series and coupled to the half-bridge circuit; and a switching control circuit configured to generate a first driving signal and a second driving signal to control the first transistor and the second transistor respectively for switching the transformer to generate an output voltage. The first driving signal is configured to magnetize the transformer. The second driving signal includes at most one pulse between two consecutive pulses of the first driving signal. The switching control circuit generates a skipping cycle period when an output power is lower than a predetermined threshold. A resonant pulse of the second driving signal is skipped during the skipping cycle period. The skipping cycle period is increased in response to the decrease of the output power.

Abstract: A semiconductor device includes first and second metal-insulator-metal structures. The first metal-insulator-metal structure includes a first bottom conductor plate, a first portion of a first dielectric layer, a first middle conductor plate, a first portion of a second dielectric layer, and a first top conductor plate stacked up one over another. The second metal-insulator-metal structure includes a second bottom conductor plate, a second portion of the first dielectric layer, a second middle conductor plate, a second portion of the second dielectric layer, and a second top conductor plate stacked up one over another. In a cross-sectional view, the first bottom conductor plate is wider than the first middle conductor plate that is wider than the first top conductor plate, and the second bottom conductor plate is narrower than the second middle conductor plate that is narrower than the first top conductor plate.

Abstract: A graphics system includes an effect engine and a graphics pipeline. The graphics pipeline performs pipeline operations on graphical objects in a frame. The graphics pipeline includes at least a fragment shader stage. An application programming interface (API) provides an instruction that specifies a subset of the graphical objects in the frame for the effect engine to execute. When detecting the instruction, the graphics pipeline invokes the effect engine to perform a predefined set of graphics operations on the subset of the graphical objects in the frame. The predefined set of graphics operations has a higher computational complexity than the pipeline operations.

Abstract: A hammer includes a striking head (10), a handle (20) and a combining unit (30). The striking head (10) has a passage (15). The handle (20) has an installing part (21) having a mounting member (22), first ribs (23) and second ribs (24) outwardly extended from the mounting member (22). A flowing passage (25) is formed between the first ribs (23) and the second ribs (24), and a distance (D) is formed between the first ribs (23) and an internal wall of the passage (15). A resin is filled between the installing part (21) and the passage (15) to seal the flowing passages (25) and the distance (D), and the combining unit (30) is formed through each of the first ribs (23) and each of the second ribs (24) being interlocked after the resin is solidified.

Abstract: A static timing analysis method and a static timing analysis system are provided. The static timing analysis methods includes: obtaining a standard cell library file for describing a plurality of standard cells; performing topology mapping on the standard cell library file to find out a target sequential cell from the standard cells, in which the sequential cell includes a logic gate, a selection circuit and a register circuit; executing a logic test process to find out a pin combination that has a mutual non-controllable relationship, and removing timing constraints related to the pin combination that are taken as redundant timing constraints from the standard cell library file, so as to generate an optimized standard library file; and perform a static timing analysis on a target circuit design according to the optimized standard cell library file.

Abstract: This application provide a display module and an electronic device, to reduce a probability of a display flicker. A display module includes a display, a display driver circuit, and at least one driver group; the display includes M rows of sub pixels; each driver group includes M gating circuits; an Nth gating circuit is configured to: receive a first initial voltage Vinit1 and a second initial voltage Vinit2 from the display driver circuit, output the second initial voltage Vinit2 to a second electrode of a first reset transistor and a first electrode of a voltage modulation transistor, and output the first initial voltage Vinit1 to the second electrode of the first reset transistor and the first electrode of the voltage modulation transistor.

Abstract: A monitoring system, a base station, and a control method thereof are provided. The monitoring system includes a drone and a base station. The drone includes a main body and at least two leg holders extending from the main body. The base station includes a platform and a positioning mechanism. The platform has a horizontal plate, and the drone is placed on the platform. The positioning mechanism includes at least two movement members. The movement members are movably disposed on the platform and movable between a first position and a second position. When the movement members are located at the second position, the movement members hold and fix the leg holders of the drone, each of the leg holders forms an inclined angle with respect to the horizontal plate, and the inclined angle is less than 90 degrees.

Abstract: A source to facilitate precise vapor deposition in processes to obtain organic light emitting diodes (OLEDs) in a display panel, includes forming a plurality of grooves on a first substrate; in filling organic light emitting materials into the grooves and providing a second substrate to receive the vaporized organic light emitting materials. The first substrate is aligned with the second substrate and the first substrate is heated to vaporize the organic light emitting materials in the grooves. The vapor deposition regions of the second substrate form an organic light emitting material layer after the deposition, the layer can then be used in an OLED display panel. The shadow effect is greatly reduced, a method for the procedure is also disclosed.

Abstract: A wind speed detection system and a wind speed detection method are provided. The wind speed detection system includes a pipe body and a controller. The pipe body comprises a pressure sensing module and a suction pump. The pressure sensing module is connected to a first opening through a first pipe and connected to a second opening through a second pipe. The first pipe has a main pipe. Two ends of a first alternative pipe are connected to two ends of the main pipe. When the controller performs a self-checking operation, the main pipe is closed and the first alternative pipe is opened. The controller starts the suction pump to perform forward suction. The controller measures a first air pressure through the first pipe and measures a second air pressure through the second pipe by the pressure sensing module. The controller calculates a reference wind speed value according to the first and second air pressures.

Abstract: The disclosure provides a battery replacement mechanism configured to pick and place a battery from and in a first accommodation bay. The first accommodation bay is provided with a first latch to hold the battery therein. The battery replacement mechanism includes a multi-axial slide table assembly, a carrier, and a pick-and-place device. The carrier is movably disposed on the multi-axial slide table assembly, and the pick-and-place device is movably disposed on the carrier. The carrier includes a second latch, and the pick-and-place device includes a catching hook. The second latch is configured to release the first latch of the first accommodation bay, so that the battery may enter and exit the first accommodation bay, and the catching hook is connected to the battery and is configured to drag the battery toward and away from the carrier. The disclosure further provides a battery replacement system and a battery replacement method for a UAV.

Abstract: A rotorcraft includes a body and a plurality of rotary-wing parts. The body has a front-end portion, a rear-end portion, two side portions, and a reference plane passing through the front-end portion, the rear-end portion, and the two side portions. The plurality of rotary-wing parts are disposed to the body. Each of the rotary-wing parts includes at least one blade and a shaft coupled to the at least one blade. The at least one blade is rotated around an axis of the shaft. An angle between the axis of the shaft and a normal line of the reference plane is between 5 and 30 degrees. The rotorcraft can provide additional lift force, to help reduce the weight of the rotorcraft.

Abstract: A margin correction method and a margin correction system for static timing analysis are provided. The margin calibration method includes: measuring dies on a to-be-tested chip with a target circuit to obtain performance data records; obtaining simulation data records for simulating performances of the dies; executing a static timing analysis (STA) tool to obtain timing analysis results; statistically calculating a simulation process corner based on the timing analysis results; obtaining a measurement process corner based on the performance data records; establishing a statistical model that defines a margin as a difference between the measurement process corner and the simulation process corner; substituting the timing analysis results and the measurement process corner into the statistical model and execute a model fitting algorithm, for fitting the statistical model to a target model to obtain the margin; and obtaining calibrated timing analysis results.