Abstract: A method for determining the position of an object, includes: respectively detecting a light beam of a light emitting module emitted from a reference point and respectively reflected and retro-reflected by a stripped L-shaped reflecting mirror and retroreflector to obtain a first signal and a second signal; processing the first signal and the second signal to obtain a plurality of included angles A1 and a plurality of included angles A2 formed by respectively intercepting the light beam emitted from the reference point and blocked directly or indirectly by the object with the first reflecting unit and second unit; and respectively combining the plurality of included angles A1 with each included angle A2, respectively converting the combinations to obtain a plurality of coordinates, and selecting at least two coordinates with the same value among the plurality of coordinates, thereby confirming a relative coordinate of the objects on a work area.

Abstract: A light guide plate touch device comprises a light guide plate, a sensitive unit array, a light emitting unit and a microprocessor; an end of the sensitive unit array is disposed next to the light emitting unit; the light emitted from the light emitting unit is guided into the light guide plate to proceed total reflective propagation; the microprocessor detects multiple signals received by all the sensitive units, compares the signals to confirm attenuated signal of the frustrated total internal reflection resulting from an object touching the light guide plate and then to confirm at least two sensitive units sensing the attenuated signal, obtains position information of a touch point where the object touches the upper surface of the light guide plate according to positions of at least two sensitive units, and outputs a corresponding touch-control signal; Accordingly, the respective number of the light sources and the sensitive units are reduced to lower production expense and cost.

Abstract: A light guide plate touch device comprises a light guide plate, multiple photosensors, at least two light sources, and a microprocessors; the cheap photosensors are utilized to surround the lower surface or the periphery of the light guide plate to form an operation zone; the microprocessor figures out position information of the touch point and outputs a corresponding touch signal according to the following: confirming the photosensors have sensed the distorted modulating signals, position information of the at least two light sources, and position information of two of the photosensors corresponding to the two lights and sensing the distorted modulating signals; since there is no need for a capacitive induction layer precisely adhered to the lower surface of the light guide plate or metal connecting device, the structure is simplified, and the cost is lowered so as to enhance production yields.

Abstract: An object contour detection method includes: allowing an image sensor to sense respectively a plurality of images of an object by moving a lens with a shallow depth of field at a plurality of positions repeatedly, meanwhile, record the plurality of positions of the lens and the plurality of images one-to-one corresponding to the plurality of positions; removing respectively unclear areas in the plurality of images to obtain a plurality of clear images, and obtaining a plurality of displacement quantities of depth of field depending on a displacement quantity between each two adjacent positions in the plurality of positions; and extending a depth of the front image to reach the corresponding displacement quantity of depth of field and then combine the front image with the rear image in sequence, allowing the plurality of clear images to combine into a stereoscopic image corresponding to the object contour.

Abstract: The present invention relates to a method of reducing risk of recurrent urethritis or recurrent cystitis comprises administering to a patient with risk of recurrent urethritis or recurrent cystitis an effective amount of a composition consisting essentially of astilbin and chlorogenic acid.

Abstract: A method for determining the position of an object, includes: respectively detecting a light beam of a light emitting module emitted from a reference point and respectively reflected and retro-reflected by a stripped L-shaped reflecting mirror and retroreflector to obtain a first signal and a second signal; processing the first signal and the second signal to obtain a plurality of included angles A1 and a plurality of included angles A2 formed by respectively intercepting the light beam emitted from the reference point and blocked directly or indirectly by the object with the first reflecting unit and second unit; and respectively combining the plurality of included angles A1 with each included angle A2, respectively converting the combinations to obtain a plurality of coordinates, and selecting at least two coordinates with the same value among the plurality of coordinates, thereby confirming a relative coordinate of the objects on a work area.

Abstract: An object contour detection method includes: allowing an image sensor to sense respectively a plurality of images of an object by moving a lens with a shallow depth of field at a plurality of positions repeatedly, meanwhile, record the plurality of positions of the lens and the plurality of images one-to-one corresponding to the plurality of positions; removing respectively unclear areas in the plurality of images to obtain a plurality of clear images, and obtaining a plurality of displacement quantities of depth of field depending on a displacement quantity between each two adjacent positions in the plurality of positions; and extending a depth of the front image to reach the corresponding displacement quantity of depth of field and then combine the front image with the rear image in sequence, allowing the plurality of clear images to combine into a stereoscopic image corresponding to the object contour.

Abstract: A floating virtual real image display apparatus includes a scanning mechanism, a real image imaging unit and a light source; a light beam emitted from the light source is reflected and refracted by the real image imaging unit to generate a real image corresponding to the light source; a position of said real image is altered through a scanning of the scanning mechanism to generate a floating virtual image; the floating virtual image is allowed to display a variable virtual image by controlling the light source to emit bright, dark light beams corresponding to an image through the image signal processing unit.

Abstract: A floating virtual plasma display apparatus includes a scanning mechanism, an optical focusing unit and a laser light source; a laser line is focused by the optical focusing unit, allowing air particles in the air around a focus of the optical focusing unit to be ionized into plasma to generate an ionized beam spot when the laser line is emitted from the laser light source; a floating virtual image is generated after the position of the beam spot is altered through the scanning of the scanning mechanism; the floating virtual image is allowed to display a variable virtual image like a floating moving screen by controlling the laser light source to emit bright, dark laser lines corresponding to an image.

Abstract: A floating virtual image touch sensing apparatus includes at least one optical module generating a floating virtual image, at least one first light source, at least one photosensitive unit, a printing circuit board and a processor; the optical module is coupled to the printing circuit board; the first light source and the photosensitive unit are respectively disposed on the two sides of the optical module. when the optical module generates a floating virtual image, and a light beam emitted from the first light source passes through the virtual image, a body reflects the light beam projected on the virtual image to the photosensitive unit if the body touches the virtual image, the photosensitive unit then output a photosensitive signal, and the processor detects the photosensitive signal, then knows the virtual image is touched, and emits a corresponding control signal.

Abstract: A floating virtual hologram display apparatus, includes a scanning mechanism, a diffractive optical element and a reconstruction light source thereof, where the scanning mechanism is installed with a scanning mirror. After a light beam emitted from the reconstruction light source passes through the diffractive optical element is diffracted by the diffractive optical element onto the scanning mirror, and then reflected by the scanning mirror, a hologram beam spot will be displayed in front of the scanning mirror; a floating virtual hologram is displayed in front of the scanning mirror after a position of the hologram beam spot is scanned and altered by the scanning mirror.

Abstract: A floating virtual hologram display apparatus, includes a scanning mechanism, a diffractive optical element and a reconstruction light source thereof. After a light beam emitted from the reconstruction light source passes through the diffractive optical element (DOE), and is diffracted by the DOE, a hologram beam spot will be displayed in front of the diffractive optical element; a floating virtual hologram is displayed after a position of the hologram beam spot is scanned and altered by the scanning mechanism; the floating virtual hologram being allowed to display a variable virtual image by controlling the reconstruction light source to emit bright, dark and different color of light corresponding to an image through the image signal processing unit.

Abstract: A data input device comprises a microprocessor electrically connected to a camera device, a mirror installed in front of a lens of the camera device to allow the camera device to take a reference image reflected by the mirror. When the microprocessor detects that the camera device takes that a user touches the reference image in at least one input zone of an image, it then generates a corresponding input signal according to that the camera device takes that the user touches input images in at least one input zone. The data input device according to the present invention can more accurately and quickly generate input signal corresponding to an input operation processed by the user and saves the production cost more.

Abstract: A backlight source structure having a sensing function includes a plate body, an invisible light source and a light sensing plate, where the plate body includes a transparent plate, a partial reflection layer and a transparent material layer coupled to each other in sequence. The partial material layer can reflect invisible light partially, and allow invisible light to pass through partially and visible light to pass through fully. The invisible light projected in via the lateral end face of the plate body can be projected out from the front end face of the plate body, and the transparent plate. A position of the transparent plate on which a body touches can be detected by the light sensing plate.

Abstract: The present invention relates to a method of reducing risk of recurrent urethritis or recurrent cystitis comprises administering to a patient with risk of recurrent urethritis or recurrent cystitis an effective amount of a composition consisting essentially of astilbin and chlorogenic acid.

Abstract: A transparent lateral-light-source structure comprises an invisible light source; and a plate body, comprising a transparent plate, having a rear end face being disposed with a plurality of convex-concave structures; a coating layer, capable of reflecting invisible light, allowing visible light, to pass through, and one end face of the coating layer being coupled to the rear end face; and a transparent material layer, coupled to another end face of the coating layer, and the transparent material layer filling and leveling up the plurality of convex-concave structures; wherein, when invisible light emitted from the invisible light source is projected into the transparent plate, the incident invisible light is reflected by the plurality of convex-concave structures and the coating layer, and further projected out of a front end of the transparent plate, and visible light can pass through the plate body.

Abstract: A method for inputting information by an input device with photosensitive elements uses laser light to illuminate a target and two photosensitive elements to sense the time at which beams reflected by the target and then reflected respectively by rotatable first and second mirrors, and determines an included angle between a virtual connecting line of the target and the first mirror and a virtual connecting line of the first mirror and the second mirror and an included angle between a virtual connecting line of the target and the second mirror and the virtual connecting line of the first and second mirrors depending on the time, thereby calculating a coordinate of the target and taking it as relative input information, capable of saving the time for obtaining the target's coordinate and the production cost of the input device.

Abstract: An apparatus for interpreting an image position is used for respectively reflecting an image of a target to a lens of at least one camera by means of first and second reflection mirrors to be respectively taken a photo as first and second images by the lenses. A microprocessor processes the first and the second images to obtain a relative coordinate value of a target in an operation plane range. A horizontal optical axis of at least one camera is parallel to the operation plane. Whereby, a position of an input zone touched by a user is interpreted more quickly so as to elevate the inputting efficiency of a data input device, and whether the user touches the input zone is interpreted more accurately so as to elevate the inputting accuracy of the data input device.

Abstract: A thin-film solar cell and a method for manufacturing the same are presented, in which the dopant concentration turns low in a sloping way. The solar cell includes a substrate, a first contact region, a photoelectric conversion layer, and a second contact region. The first contact region a photoelectric conversion layer, and a second contact region are disposed on the substrate. At least one of the first contact region and the second contact region contains an N-type dopant, and the concentration of the N-type dopant is decreased gradually in a direction towards the photoelectric conversion layer. Through the thin-film solar cell and the method for manufacturing the same, the conversion efficiency of the solar cell is improved, and the thin-film solar cell and the manufacturing method are capable of being integrated with an existing manufacturing process of a solar cell, thereby simplifying the manufacturing process and reducing the cost.

Abstract: The present invention relates to a composition for prophylaxis or treatment of urinary system infection, comprising a matrix metalloproteinase inhibitor. The present invention also relates to a method for prophylaxis or treatment of urinary system infection, comprising administering to a patient in need of such treatment an effective amount of composition comprising a matrix metalloproteinase inhibitor.