Patent application number | Description | Published |
20110058095 | METHOD FOR USING FLASH TO ASSIST IN FOCAL LENGTH DETECTION - A method for assisting in focal length detection is applicable to a digital camera having the flash. The method includes the following steps. First, the flash of the digital camera is actuated and a first image is captured. Afterwards, a characteristic exposure value of the first image is calculated. A focus range comparison table is looked up according to the characteristic exposure value to obtain an initial focus position. Then, a focus procedure is performed according to the initial focus position to obtain a target focal length. | 03-10-2011 |
20110058096 | FAST FOCUSING METHOD FOR DIGITAL CAMERA - A fast focusing method for a digital camera is applied in an auto focusing stage for judging whether the digital camera needs to be refocused. The fast focusing method includes recording a system time after a previous focusing (defined as a first time); capturing a system time before a current focusing (defined as a second time); performing a fuzziness detection procedure to acquire a focus value when a difference obtained by subtracting the first time from the second time is greater than a focusing time threshold; setting a focusing focal length range covering a reference focal length when the focus value is between a lower limit focusing threshold and an upper limit focusing threshold; capturing images at different focusing focal lengths respectively in the focusing focal length range; calculating a contrast value of each image; calculating a target focal length from the contrast values through a quadratic curve approximation method. | 03-10-2011 |
20110063494 | CONTINUOUS FOCUSING METHOD FOR DIGITAL CAMERA - A continuous focusing method for a digital camera is described, which is applicable to determine whether the digital camera performs a focusing procedure or not when the digital camera switches from a first scene to a second scene in a live view stage. The continuous focusing method includes the following steps. A preview image of a second scene is obtained. A blur detection procedure is performed on the preview image, so as to acquire a corresponding focus value. It is determined whether the focus value exceeds a focusing threshold value or not; if not, a focusing procedure is performed; otherwise, if the focus value is greater than the focusing threshold value, the digital camera still maintains a current focusing focal length, which represents that a focusing focal length of the second scene is the same as that of the first scene. | 03-17-2011 |
20110069190 | FAST FOCUSING METHOD FOR DIGITAL CAMERA - A fast focusing method for a digital camera is applied in the digital camera to judge whether a focusing focal length of the digital camera needs to be adjusted in an auto focusing stage. The fast focusing method includes capturing a target image at a reference focal length; performing a blur detection procedure on the target image to acquire a focus value; setting a focusing focal length range covering the reference focal length when the focus value is between a lower limit focusing threshold and an upper limit focusing threshold; capturing corresponding comparison images at different focusing focal lengths respectively in the focusing focal length range; calculating a contrast value of each comparison image; and calculating the contrast values and a target focal length through a quadratic curve approximation method, and adjusting lenses of the digital camera to the set target focal length to perform shooting. | 03-24-2011 |
20120008038 | ASSISTING FOCUSING METHOD FOR FACE BLOCK - An assisting focusing method is applicable in an image capture device having an auto focusing (AF) procedure. The AF procedure has a preset sampling interval. The assisting focusing method includes the following steps. An image for focusing is captured. A face parameter of a face block in the image for focusing is calculated. According to the face parameter, a parameter-to-focus conversion table is looked up to acquire a focusing section. According to the focusing section and a face sampling interval, the AF procedure is performed to acquire a target focus. The face sampling interval is smaller than the preset sampling interval. | 01-12-2012 |
20120019709 | ASSISTING FOCUSING METHOD USING MULTIPLE FACE BLOCKS - A method using multiple face blocks for assisting focusing is applicable in an image capture device. The assisting focusing method includes the following steps. A focusing image is captured individually at a focusing distance. The focusing image has a plurality of face blocks. The face blocks in the focusing image are detected. Clarities of the face blocks in the focusing image are calculated with the image capture device. A face focal length corresponding to the face block is calculated according to the clarity corresponding to the face block. A target focal length is obtained according to the face focal length. | 01-26-2012 |
Patent application number | Description | Published |
20120033417 | LED TUBE STRUCTURE CAPABLE OF CHANGING ILLUMINATION DIRECTION - An improved LED tube structure capable of changing an illumination direction allows for use of a conventional fluorescent lamp holder and is capable of changing an illumination direction. The LED tube structure includes a transparent tube having a plug track disposed on an inner tube wall thereof, wherein the plug track is disposed approximate to or above a horizontal center line of the transparent tube, and the plug track is adapted for an LED lamp wick to be plugged therein; a conductive terminal having a tandem piece between two terminals thereof; and a positioning enclosure having two terminal plugholes spaced apart disposed in the middle portion thereof for the terminals to be fixedly plugged therein. The plug track grooves are disposed at different angles for the plug track on the inner wall of the transparent tube to be selectively plugged therein. | 02-09-2012 |
20120033424 | LED LIGHTBULB WITH IMPROVED GAIN STRUCTURE - An LED lightbulb with an improved gain structure has a die-type LED lamp with the light-emitting dies arranged and a structure for preventing insects from intruding into the lamp, including a base casing, a heat dissipating unit coupled with the LED lamp, meshes, and a transparent cover, and characterized in that the LED lamp has a middle portion defined with a matrix arrangement region for the light-emitting dies. Rows of the light-emitting dies are disposed at the periphery of the matrix arrangement region. The light-emitting dies disposed at the periphery of the matrix arrangement region are spaced apart from the light-emitting dies disposed within the matrix arrangement region, respectively. The meshes adhere to the base casing and correspond in position to the air holes, respectively, to prevent intrusion of insects and thereby protect the LED lamp against short circuits. | 02-09-2012 |
20120044695 | HEAT DISSIPATION STRUCTURE FOR LED LAMP - An improved heat dissipation structure for an LED lamp is provided. The heat dissipation structure, featuring low cost and a significant heat dissipation effect, includes a metal lamp housing. The inner side of the metal lamp housing is formed with a light-reflecting surface and a planar mounting surface for mounting and positioning the LED lamp. The backside of the mounting surface is mounted with a heat dissipating block. The heat generated by the LED lamp during light emission is conducted through the mounting surface of the metal lamp housing to the heat dissipating block, which absorbs the heat and dissipates the heat rapidly. | 02-23-2012 |
20120126254 | LED LAMP WITH IMPROVED DIE ARRANGEMENT - An LED lamp with improved die arrangement includes a main board equipped with a plurality of lines of light-emitting dies. The lines of the light-emitting dies are spaced by a distance equal to or greater than 0.38 mm. A number of the light-emitting dies in each of the lines may be added or reduced for fitting the main board. The light-emitting dies in one of the lines may be aligned with or offset from the light-emitting dies in the adjacent line. The LED lamp may have the light-emitting dies deployed in both of the aligned manner and the offset manner, so that the light-emitting dies fit a desired lighting pattern of the LED lamp and the LED lamp illuminates with enhanced uniformity and brightness. | 05-24-2012 |
20120127726 | GAIN STRUCTURE OF LED TUBULAR LAMP FOR UNIFORMING LIGHT AND DISSIPATING HEAT - A gain structure of an LED tubular lamp for uniforming light and dissipating heat is disclosed. The gain structure allows the LED tubular lamp to give out even illuminance without eye-offending peak illuminance of LED chips. The LED tubular lamp has an illuminator, which includes a substrate equipped with spaced | 05-24-2012 |
20140045384 | LED-LAMP-BOARD CONNECTOR - An improved LED-lamp-board connector includes a main housing having a base having terminal sockets. The base has two laterals Formed with arms each separated from the base by a gap. The arms are provided with rabbets. The two arms are connected by a spine. The spine also has plural rabbets corresponding to the terminal sockets on the base. Each of plural terminals has a horizontal plate whose two ends each extended with a spring contacting piece. The horizontal plate has a lateral including an insert to be inserted into the rabbet on the spine or on the arm, making the horizontal plate and the spring contacting piece of the terminal received in the corresponding terminal socket on the base, thereby forming the connector. The connector receives two LED lamp boards inserted to its two ends, thereby forming an LED lamp board assembly of a variable length. | 02-13-2014 |
Patent application number | Description | Published |
20100259699 | PIXEL STRUCTURE, THIN FILM TRANSISTOR ARRAY SUBSTRATE, DISPLAY PANEL, AND DISPLAY APPARATUS - A pixel structure adapts for compensating variation of gate-drain parasitic capacitance caused by misalignment in manufacturing process by forming a transverse compensation capacitance between a capacitance compensation portion and a scan line in an in-plane direction, and therefore the flicker in displaying of a display panel can be alleviated. In addition, being applied into a concept of “data lines reducing”, the pixel structure is capable of reducing difference of capacitance between two adjacent pixel structures due to misalignment in manufacturing process and improving display uniformity. Furthermore, a thin film transistor array substrate, a display panel, and a display apparatus applying the pixel structure are also provided. | 10-14-2010 |
20100270550 | Pixel Structure and the Method of Forming the Same - A pixel structure includes a drain shielding extension portion disposed on a floating semiconductor layer, wherein the floating semiconductor layer is formed together with a thin-film transistor channel layer. Therefore, the total thickness of the floating semiconductor layer and the drain shielding extension portion is increased, such that the distance between the gate line and the drain shielding extension portion is enlarged, and the coupling capacitance between the gate line and the drain shielding extension portion can be lowered. Therefore, the display panel with the pixel structure of the present invention can have low coupling capacitance so as to improve the flicker phenomena obviously. | 10-28-2010 |
Patent application number | Description | Published |
20090277607 | Heat sink memory chip - A heat sink for chips includes two heat dispensing units and each heat dispensing unit includes multiple fins between which passages are defined. Each heat dispensing unit includes a flat surface defined in an inside thereof and a heat conducting member is connected to the flat surface. The chip is in contact between the two heat conducting members so that the heat generated from the chip is contacted to the heat conducting members and the fins and escapes to the air. | 11-12-2009 |
20090288802 | Heat sink for chips - A heat sink includes a first heat dispensing unit including multiple heat dispensing plates between which chips are clamped. A base board is connected on a top of the first heat dispensing unit and a second heat dispensing unit is fixed on a top of the base board. The base board is connected to the first heat dispensing unit by two clamping members. The second heat dispensing unit can be a fan, a water-cooling unit or an aluminum extruding member. | 11-26-2009 |
20090288803 | Heat sink for chips - A heat sink includes a first heat dispensing unit including multiple heat dispensing plates between which chips are clamped. A base board is connected on a top of the first heat dispensing unit and two engaging portions are connected to two ends of the base board. A second heat dispensing unit is fixed on a top of the base board. Two clamps connect the base board to the first heat dispensing unit. The second heat dispensing unit can be a fan, a water-cooling unit or an aluminum extruding member. | 11-26-2009 |
20090288804 | Heat sink for chips - A heat sink includes a first heat dispensing unit including multiple heat dispensing plates between which chips are clamped. A base board is connected on a top of the first heat dispensing unit and a second heat dispensing unit is fixed on a top of the base board. The base board is connected to the first heat dispensing unit by two clamping members. The clamping members each have a first portion fixed to the base board and a second board which is removably connected to the first portion. The second portion is connected to the first heat dispensing unit. The second heat dispensing unit can be a fan, a water-cooling unit or an aluminum extruding member. | 11-26-2009 |
20090290308 | Heat sink for chips - A heat sink includes a first heat dispensing unit including multiple heat dispensing plates between which chips are clamped therebetween. A base board has a first extension portion and a second extension portion extending from two ends thereof. A second heat dispensing unit is fixed on a top of the base board. A first clamping member is integrally connected to the first extension portion and a second clamping member is removably connected to the second extension portion. The first and second clamping members connect the base board to the first heat dispensing unit. | 11-26-2009 |
20100038054 | Heat dispensing unit for memory chip - A heat dispensing unit includes two heat dispensing plates between which the chip is clamped. Each heat dispensing plate includes multiple ridges extending from an outside thereof and two clamps clamp two ends of the two heat dispensing plates. Each clamp includes two side plates and a flexible plate which is connected between the two side plates, two protrusions extend from two respective insides of the two side plates so as to be engaged with two holes in the two heat dispensing plates to securely connect the two heat dispensing plates. The clamps each have two hooks to hook the notches in two ends of the chip. | 02-18-2010 |
20100038055 | Heat dispensing unit for memory chip - A heat dispensing unit includes two heat dispensing plates between which the chip is clamped. Each heat dispensing plate includes two connection plates bending from two ends thereof and the two connection plates have a connection piece or a connection port so that when the two heat dispensing plates are connected to each other, the connection pieces are connected to the connection ports. | 02-18-2010 |