Abstract: An unmanned aerial vehicle (UAV) control method is based on a headless mode and applied to a remote controller and a related aircraft assembly. The UAV control method includes receiving a first orientation datum generated by a drone, acquiring a second orientation datum relevant to the remote controller and provided by an electronic compass, acquiring an operation angle datum generated by a joystick of the remote controller, and computing a difference between the first orientation datum and a sum of the second orientation datum and the operation angle datum for setting as fly angle information of the drone.

Abstract: An unmanned aerial vehicle and an operation method thereof are provided. The unmanned aerial vehicle includes a main body, a first inertial measurement module, a second inertial measurement module and a control module. The first inertial measurement module is coupled to the main body through a damping element. The second inertial measurement module is directly connected to the main body without relying on any damping element. The second inertial measurement module is configured to detect a vibration value of the main body. The control module electrically connects to the first inertial measurement module and the second inertial measurement module. The control module is configured to determine whether a pre-flight state of the unmanned aerial vehicle is abnormal according to the vibration value.

Abstract: An unmanned aerial vehicle (UAV) having a dismantling status determination system is provided. The UAV includes a casing, having at least one casing assembly, and a dismantling status determination system. The dismantling status determination system includes a dismantling detection unit, a position detection unit, a storage unit, and a processing unit. The dismantling detection unit is disposed on the at least one casing assembly to provide a body status information according to whether the at least one casing assembly is detached. The position detection unit detects a current position of the UAV. The storage unit stores a safe position list. When the processing unit determines that the at least one casing assembly is in the dismantling status, the processing unit determines whether the current position is included in the safe position list. If not, the processing unit determines that the dismantling status corresponds to an illegal dismantling action.

Abstract: A method for operating an emergency charging device includes when a mutual charging switch of the emergency charging device is triggered, setting a plurality of batteries whose power is lower than a predetermined threshold as a target battery group, selecting a battery with a highest capacity from the target battery group as a battery to be recharged, selecting a battery with a capacity lower than the battery to be recharged from the target battery group as a discharge battery, and charging the battery to be recharged from the discharge battery.

Abstract: An image displaying device includes a planar display panel and a light penetrating unit. The planar display panel displays a plane image. The planar display panel at least includes a first pixel group, a second pixel group and a third pixel group. The second pixel group is located between the first pixel group and the third pixel group. When vision passes through the light penetrating unit toward the planar display panel, the vision acquires a second distance of a second imaging position within the plane image relevant to the second pixel group relative to the planar display panel being greater than a first distance of a first imaging position within the plane image relevant to the first pixel group relative to the planar display panel and a third distance of a third imaging position within the plane image relevant to the third pixel group relative to the planar display panel.

Abstract: A landing/takeoff response system and method for an UAV, including a fuselage having a housing and a flight power module connected to the fuselage, are provided. The system includes a first sensor for detecting a first sensing information, at least one second sensor for detecting a second sensing information, and a processing unit coupled to the first sensor and the second sensor. The first sensor is disposed on a bottom portion of the housing at a position below a center of gravity of the UAV. The second sensor is disposed on a side portion of the housing adjacent to the bottom portion. The processing unit is configured to: determine whether the first sensing information satisfies a first contact condition to determine a landing/takeoff operation of the UAV; and determine whether the second sensing information satisfies a second contact condition to determine an on/off status of the flight power module.

Abstract: An unmanned vehicle includes a body and a plurality of battery packs. The battery packs are detachably stacked on the body, wherein the body sequentially uses the power of the battery packs in an anti-gravity direction.

Abstract: A vehicle-based monitoring system, a vehicle-based monitoring method, and a drone are provided. The monitoring method includes: capturing a first image by a first image capture device of the vehicle; extending a feedback interval of the first image by the vehicle in response to a first included angle between a first line of sight of the first image capture device and a travel direction of the vehicle being greater than an angle threshold; and feedbacking the first image according to the feedback interval by the vehicle.

Abstract: An calibration kit includes a base, a combination of calibration parts, and a manipulation part. The combination of calibration parts is disposed on the base and includes a first calibration part and a second calibration part. The first calibration part has a first calibration surface. The second calibration part has a second calibration surface. The first calibration part and the second calibration part are relatively movable in a movement direction and are movable relative to the base. The manipulation part is movably or rotatably disposed on the base. The manipulation part is configured to be operable to drive the first calibration part and the second calibration part to move in the movement direction relative to the base, so that the combination of calibration parts forms a three-dimensional calibration surface configuration through the first calibration surface and the second calibration surface.

Abstract: A display module includes a driving substrate, a plurality of light-emitting diode (LED) lamp boards, a transparent cover and a blocking structure. The LED lamp boards are separately disposed on the driving substrate separately. The transparent cover is disposed on the driving substrate and has a plurality of accommodating grooves. The LED lamp boards correspond to the accommodating grooves respectively and are disposed at intervals. The blocking structure is disposed on the transparent cover and located between the transparent cover and the driving substrate. The LED lamp boards and the blocking structure are disposed at intervals.

Abstract: A heat-dissipating device includes a casing and a heat dissipating fin set. The casing has a first hole structure. The heat dissipating fin set includes a protruding fin, a sheltering component and a bridging component. A hollow chamber of the protruding fin has a first opening and a second opening adjacent to each other. The first opening is connected to an inner space of the casing. The sheltering component is disposed on the protruding fin to shelter the second opening. The bridging component is connected to the protruding fin and fixed onto the first hole structure.

Abstract: A display system and a control method are provided. The display system includes a display device, an illumination device and a control circuit. The display device includes a display panel. The display panel is configured to display an image frame. The illumination device is movably disposed on the display device. The illumination device selectively projects light in a first direction or in a second direction different from the first direction. When the illumination device projects the light in the first direction, the control circuit generates a first control signal so as to control the illumination device to perform a first illumination mode. When the illumination device projects the light in the second direction, the control circuit generates a second control signal so as to control the illumination device to perform a second illumination mode different from the first illumination mode.

Abstract: An image displaying device includes a planar display panel and a light penetrating unit. The planar display panel displays a plane image. The planar display panel at least includes a first pixel group, a second pixel group and a third pixel group. The second pixel group is located between the first pixel group and the third pixel group. When vision passes through the light penetrating unit toward the planar display panel, the vision acquires a second distance of a second imaging position within the plane image relevant to the second pixel group relative to the planar display panel being greater than a first distance of a first imaging position within the plane image relevant to the first pixel group relative to the planar display panel and a third distance of a third imaging position within the plane image relevant to the third pixel group relative to the planar display panel.

Abstract: An calibration kit includes a base, a combination of calibration parts, and a manipulation part. The combination of calibration parts is disposed on the base and includes a first calibration part and a second calibration part. The first calibration part has a first calibration surface. The second calibration part has a second calibration surface. The first calibration part and the second calibration part are relatively movable in a movement direction and are movable relative to the base. The manipulation part is movably or rotatably disposed on the base. The manipulation part is configured to be operable to drive the first calibration part and the second calibration part to move in the movement direction relative to the base, so that the combination of calibration parts forms a three-dimensional calibration surface configuration through the first calibration surface and the second calibration surface.

Abstract: An oral scanner including a heating element, a reflecting element and a temperature difference generating element is provided. The temperature difference generating element has a high temperature end and a low temperature end. The high temperature end is connected to the reflecting element to heat the reflecting element, and the low temperature end is connected to the heating element to cool the heating element.

Abstract: A plurality of test pads are formed on a first substrate or a second substrate. A plurality of first solder joints are reserved on a first surface of the first substrate, and each of the first solder joints is coupled to at least a test pad or to another first solder joint through at least a first trace. A plurality of second solder joints are reserved on a second surface of the second substrate. Each of the second solder joints is coupled to at least a test pad or to another second solder joint through at least a second trace. A plurality of dummy solder balls are formed between the first solder joints and the second solder joints. Probes are coupled to the test pads to measure circuit characteristics between the test pads.

Abstract: The present invention provides a display device. The display device includes a display module, a first mounting frame, one or more electromotive driving elements, and a control module. The display module is disposed on and spaced from a setting surface and has a display surface. The first mounting frame is spaced from the display module and is disposed on the setting surface. The electromotive driving elements are disposed on the first mounting frame and face the display module relatively. The control module controls display of the display surface based on a display signal, and controls each of the electromotive driving elements to selectively generate an attractive force and a repulsive force with respect to the display module based on an actuation signal, so as to change a distance of the display module from the first mounting frame, a setting angle of the display module with respect to the setting surface, or a combination thereof.

Abstract: An optical module includes a driving unit, a first color wheel, a second color wheel, a first electromagnet, a plurality of first magnets and a polarity control unit. The driving unit has a rotating shaft. The first color wheel is fixed on the rotating shaft. The second color wheel is freely disposed on the rotating shaft. The first electromagnet is disposed on the first color wheel and the first magnets are disposed on the second color wheel. The driving unit drives the first color wheel to rotate, such that the first electromagnet rotates along with the first color wheel. The polarity control unit controls a direction of current flow in the first electromagnet to control a polarity of the first electromagnet, such that the first electromagnet attracts one of the first magnets during rotation to drive the second color wheel to rotate along with the first color wheel.

Abstract: A display system and a control method are provided. The display system includes a display device, an illumination device and a control circuit. The display device includes a display panel. The display panel is configured to display an image frame. The illumination device is movably disposed on the display device. The illumination device selectively projects light in a first direction or in a second direction different from the first direction. When the illumination device projects the light in the first direction, the control circuit generates a first control signal so as to control the illumination device to perform a first illumination mode. When the illumination device projects the light in the second direction, the control circuit generates a second control signal so as to control the illumination device to perform a second illumination mode different from the first illumination mode.

Abstract: A heat-dissipating device includes a casing and a heat dissipating fin set. The casing has a first hole structure. The heat dissipating fin set includes a protruding fin, a sheltering component and a bridging component. A hollow chamber of the protruding fin has a first opening and a second opening adjacent to each other. The first opening is connected to an inner space of the casing. The sheltering component is disposed on the protruding fin to shelter the second opening. The bridging component is connected to the protruding fin and fixed onto the first hole structure.