Abstract: A non-contact switch and a non-contact switch control system are provided. The non-contact switch control system includes multiple non-contact switches, each including an infrared light module, a brightness sensing unit, a second switch module and a processing unit. The infrared light module includes a first switch module, transmitting unit and receiving unit. The first switch module has a first switch state. The transmitting unit connected to the first switch module emits infrared light according to the first switch state. The receiving unit receives a reflected light of the infrared light. The brightness sensing unit generates brightness information according to an ambient light. The second switch module has a second switch state. The processing unit is connected with the infrared light module, the brightness sensing unit and the second switch module, and controls the second switch state according to the reflected light and the brightness information.

Abstract: A semiconductor structure includes a substrate, a conductive via and a first insulation layer. The conductive via is through the substrate. The first insulation layer is between the substrate and the conductive via. A first surface of the first insulation layer facing the substrate and a second surface of the first insulation layer facing the conductive via are extended along different directions.

Abstract: A supported metallocene catalyst includes a carrier and a metallocene component. The carrier includes an inorganic oxide particle and an alkyl aluminoxane material. The inorganic oxide particle includes at least one inorganic oxide compound selected from the group consisting of an oxide of Group 3A and an oxide of Group 4A. The alkyl aluminoxane material includes an alkyl aluminoxane compound and an alkyl aluminum compound that is present in amount ranging from greater than 0.01 wt % to less than 14 wt % base on 100 wt % of the alkyl aluminoxane material. The metallocene component is supported on the carrier, and includes one of a metallocene compound containing a metal from Group 3B, a metallocene compound containing a metal from Group 4B, and a combination thereof. A method for preparing the supported metallocene catalyst and a method for preparing polyolefin using the supported metallocene catalyst are also disclosed.

Abstract: A control method for tracking a camera include following steps. At least one image involving a calibration chart is captured by a camera. A first trackable device attached to the camera is tracked by a tracking station to generate a first rotation-translation matrix. A second trackable device attached to the calibration chart is tracked by the tracking station to generate a second rotation-translation matrix. A third rotation-translation matrix is generated according to the calibration chart appeared in the at least one image. A fourth rotation-translation matrix is calculated between the camera coordinate system and the first trackable device according to the first rotation-translation matrix, the second rotation-translation matrix and the third rotation-translation matrix. The fourth rotation-translation matrix is utilized to track the camera.

Abstract: A depth imaging device is provided. A first camera and a second camera form a first depth imaging system. A projection element and a second camera form a second depth imaging system. The control unit is configured to instruct one of the first and second depth imaging systems to acquire a depth map and a confidence map, and determine whether each of confidence values in the confidence map is less than a confidence threshold value. If each of the confidence values is less than the confidence threshold value, then the control unit turns on the other of the first and second depth imaging systems. If at least one of the confidence values is not less the confidence threshold value, then the control unit determines whether a closest distance in the depth map falls within a predetermined range or not. A driving method of a depth imaging device is also provided.

Abstract: The present invention provides smart bed systems and the operating methods of the smart bed systems. The smart bed systems detect physiological data and sleeping quality with optical fibers which with strong resistance to electromagnetic interference. The smart bed systems do not require the users to wear any wearable devices. The smart bed systems also provide several functions, such as automatic night light, vibration-based alarm, anti-snoring assistance, and scenario-based appliance controls.

Abstract: A depth imaging device is provided. A first camera and a second camera form a first depth imaging system. A projection element and a second camera form a second depth imaging system. The control unit is configured to instruct one of the first and second depth imaging systems to acquire a depth map and a confidence map, and determine whether each of confidence values in the confidence map is less than a confidence threshold value. If each of the confidence values is less than the confidence threshold value, then the control unit turns on the other of the first and second depth imaging systems. If at least one of the confidence values is not less the confidence threshold value, then the control unit determines whether a closest distance in the depth map falls within a predetermined range or not. A driving method of a depth imaging device is also provided.

Abstract: A structured-light-based exposure control method and an exposure control apparatus are provided. The exposure control method includes projecting a plurality of structured lights with a plurality of scanning patterns by a projector with a first projector brightness on an object to scan the object, capturing a plurality of first images of the object corresponding to the scanning patterns, calculating a first stereo image according to the first images, projecting the structured lights with the scanning patterns by the projector with a second projector brightness on the object to scan the object, capturing a plurality of second images of the object corresponding to the scanning patterns, wherein the second projector brightness is less than the first projector brightness, calculating a second stereo image according to the second images, and stitching the first stereo image and the second stereo image to obtain a first complete stereo image.

Abstract: The invention provides a structured-light-based exposure control method and an exposure control apparatus. The exposure control method includes: performing a structured light scanning operation on an object according to a plurality of exposure conditions to generate a plurality of corresponding image groups; determining an optimal exposure condition among the exposure conditions, wherein a disqualified exposure value of an image group corresponding to the optimal exposure condition is smaller than disqualified exposure values of the other image groups, and the disqualified exposure values are determined by a number of overexposed pixels and a number of insufficient-confidence pixels in each of the image groups; and calculating a stereo image of the object according to the image group corresponding to the optimal exposure condition.

Abstract: The present invention provides smart bed systems and the operating methods of the smart bed systems. The smart bed systems detect physiological data and sleeping quality with optical fibers which with strong resistance to electromagnetic interference. The smart bed systems do not require the users to wear any wearable devices. The smart bed systems also provide several functions, such as automatic night light, vibration-based alarm, anti-snoring assistance, and scenario-based appliance controls.

Abstract: A structured-light-based three-dimensional scanning method, an apparatus and a system thereof are proposed, where the method includes the following steps. Structured light with scanning patterns is subsequently projected onto a subject by a projector. When the structured light with each of the scanning patterns is projected onto the subject, images of the subject are captured by at least one image capturing device to generate an image set including the images, and tilt angles of the three-dimensional scanning system are measured by an angle detector to generate angle measurements respectively corresponding to each of the images. Whether an angle variation of the image set is too large is determined according to the angle measurements of the images therein, and the image set is flagged when the angle variation is too large. Stereo information of the subject is generated according to the image set when the image set is not flagged.

Abstract: A voice coil motor array module includes a carrier frame defining a plurality of receiving spaces and a plurality of magnet-mounting spaces disposed in pairs and in symmetry around the receiving spaces. Any two adjacent receiving spaces have only one magnet-mounting space therebetween. A plurality of magnetic components are respectively disposed in the magnet-mounting spaces. Each magnet-mounting space receives only one magnetic component. The magnetic components surrounding a corresponding receiving space have same magnetic poles facing each other. A plurality of displacement components are respectively disposed in the receiving spaces. Each displacement component includes a lens carrier and a coil.

Abstract: A focusing method includes the steps of calculating a diameter difference between a first circle of confusion diameter and a second circle of confusion diameter which correspond respectively to first image data and second image data associated respectively with light energy of a first spectrum and light energy of a second spectrum, generating a control signal associated with a target image distance according to an initial image distance, the diameter difference, and a lookup table, driving movement of a lens module so as to change a distance between the lens module and an image sensor from the initial image distance into the target image distance according to the control signal.

Abstract: An image capturing device includes a first image capturing module, a second image capturing module and a focusing and image processing module. The first image capturing module includes a plurality of first phase focusing detectors, and the field of view of the second image capturing module is smaller than the field of view of the first image capturing module. The plurality of the first phase focusing detectors are used for generating a plurality of first sets of optical sensing signals. When one of the plurality of the first sets of optical sensing signals are selected by the focusing and image processing module to provide a first focal signal according to the selected first set of optical sensing signal, the first image capturing module and the second image capturing module adjust respective focal distances according to the first focal signal.

Abstract: A focusing method includes the steps of calculating a diameter difference between a first circle of confusion diameter and a second circle of confusion diameter which correspond respectively to first image data and second image data associated respectively with light energy of a first spectrum and light energy of a second spectrum, generating a control signal associated with a target image distance according to an initial image distance, the diameter difference, and a lookup table, driving movement of a lens module so as to change a distance between the lens module and an image sensor from the initial image distance into the target image distance according to the control signal.

Abstract: An image capturing device includes a first image capturing module, a second image capturing module and a focusing and image processing module. The first image capturing module includes a plurality of first phase focusing detectors, and the field of view of the second image capturing module is smaller than the field of view of the first image capturing module. The plurality of the first phase focusing detectors are used for generating a plurality of first sets of optical sensing signals. When one of the plurality of the first sets of optical sensing signals are selected by the focusing and image processing module to provide a first focal signal according to the selected first set of optical sensing signal, the first image capturing module and the second image capturing module adjust respective focal distances according to the first focal signal.

Abstract: A voice coil motor array module includes a carrier frame defining a plurality of receiving spaces and a plurality of magnet-mounting spaces disposed in pairs and in symmetry around the receiving spaces. Any two adjacent receiving spaces have only one magnet-mounting space therebetween. A plurality of magnetic components are respectively disposed in the magnet-mounting spaces. Each magnet-mounting space receives only one magnetic component. The magnetic components surrounding a corresponding receiving space have same magnetic poles facing each other. A plurality of displacement components are respectively disposed in the receiving spaces. Each displacement component includes a lens carrier and a coil.

Abstract: An easy-to-assemble multipurpose pushbike includes a frame having a handlebar at one end, a through hole on the middle and a locating member disposed in the through hole, a front wheel pivotally coupled to the other end of the frame, two arched boards each having a mounting portion disposed at one end and inserted into the through hole of the frame, a pivot holder disposed at the other end and two positioning matching means disposed at the mounting portion and selectively attached to the locating member, a rear wheel set pivotally coupled to the pivot holder of each arched board, and a seat having a seat pad and a seat stem supporting the seat pad and fixedly mounted between the arched boards.

Abstract: An easy-to-assemble multipurpose pushbike includes a frame having a handlebar at one end, a through hole on the middle and a locating member disposed in the through hole, a front wheel pivotally coupled to the other end of the frame, two arched boards each having a mounting portion disposed at one end and inserted into the through hole of the frame, a pivot holder disposed at the other end and two positioning matching means disposed at the mounting portion and selectively attached to the locating member, a rear wheel set pivotally coupled to the pivot holder of each arched board, and a seat having a seat pad and a seat stem supporting the seat pad and fixedly mounted between the arched boards.

Abstract: A microplasma source and a sterilization system including the same are disclosed. The microplasma source includes: a microplasma-generating unit including: a gas transmission chamber having a first inlet and a first outlet wherein the first inlet is used to import a first gas; a protection and heat dissipation chamber of which a side is connected to the inner wall of the first outlet; a dielectric inner tube having a second inlet and a second outlet and penetrating through the protection and heat dissipation chamber, wherein the second inlet is communicated to the gas transmission chamber; an electrode arranged outside at the second outlet and located in the protection and heat dissipation chamber; and a hollow metal tube disposed in the gas transmission chamber and the dielectric inner tube and having a third inlet and a third outlet, wherein the third inlet is used to import a second gas.