Patent application number | Description | Published |
20090090327 | LUBRICATION DEVICE OF FOUR-STROKE ENGINES - A lubricant device of four-stroke engine is provided according to the present invention. The lubricant device is applicable to a four-stroke engine having a cylinder, a crank case, a rocker arm room and a cam room connected to the rocker arm room. The lubricant device mainly has the rocker arm room and the crank case be connected to each other, and the design of alternating oil supply and oil recycling channels enables lubricant mists to cycle from the crank case through the rocker arm room to the cam room, and then be re-absorbed into the crank case, thereby allowing engines to be manipulated at various angles. | 04-09-2009 |
20090272360 | LUBRICATION DEVICE OF FOUR-STROKE ENGINES - A lubricant device of four-stroke engine is provided according to the present invention. The lubricant device is applicable to a four-stroke engine having a cylinder, a crank case, a rocker arm room and a cam room connected to the rocker arm room. The lubricant device mainly has the rocker arm room and the crank case be connected to each other, and the design of alternating oil supply and oil recycling channels enables lubricant mists to cycle from the crank case through the rocker arm room to the cam room, and then be re-absorbed into the crank case, thereby allowing engines to be manipulated at various angles. | 11-05-2009 |
20120100944 | ELECTRICAL CONTROL BELT CONTINUOUSLY VARIABLE TRANSMISSION SYSTEM - An electrical control belt continuously variable transmission system controls a movable driving half-pulley or movable driven half-pulley initiatively, by changing a driving interval between the movable driving half-pulley and a fixed driving half-pulley or a driven interval between the movable driven half-pulley and a fixed driven half-pulley, respectively, depending on different statuses, in order to adjust a velocity ratio. By manipulating the movable driving half-pulley or the movable driven half-pulley, the system may further form a driving gap between the movable driving half-pulley and a transmission belt or a driven gap between the movable driven half-pulley and the transmission belt, such that the power is cut off. Clamping the movable driving half-pulley or the movable driven half-pulley to the transmission belt may restore the outputting of the power. | 04-26-2012 |
20120115656 | ELECTRIC-CONTROL BELT-TYPE VARIABLE-SPEED TRANSMISSION MECHANISM - An electric-control belt-type continuous variable-speed transmission mechanism includes a driving-shaft, a driven-shaft, a driving-wheel, a driven-wheel, a transmission belt, a force-exerting device, an electric-control motor speed-adjusting device and an idle wheel. The electric-control motor speed-adjusting device operates along with the driving-wheel and the driven-wheel to dynamically control and adjust the overall configuration position of the transmission belt to thereby achieve effects of variable speeds, separation and restoration of dynamics. The idle wheel is rotatably disposed on the driving-shaft or the driven-shaft to axially support the transmission belt during the state of separate dynamics to prevent friction therebetween. | 05-10-2012 |
Patent application number | Description | Published |
20100108002 | MULTI-CAM ELECTRIC VALVE MECHANISM FOR ENGINE - A multi-cam electric valve mechanism for engine is disclosed, which comprises: a motor fixed on a cylinder; a motor shaft wherein one side of it connected to the motor and rotated accordingly and the other side of it symmetrically provided with a plurality of rotors whose shafts are perpendicular to the motor shaft; a ring-shaped cam with a plurality of wave-shaped grooves on the circumference thereof corresponding to the rotors and for setting same; a rotation-stopping lever connected to the cylinder and cam respectively to let the cam linearly move along with it; and a valve lever wherein one side of it connected to the cam and the other side of it connected to a valve. | 05-06-2010 |
20100120577 | SPEED ADJUSTING MECHANISM FOR ROLLER TRACTION TOROIDAL CONTINUOUSLY VARIABLE TRANSMISSION - A speed adjusting mechanism for roller traction toroidal continuously variable transmission is disclosed, which comprises an input disk; an output disk coaxially and symmetrically positioned relative to the input disk; a rotation shaft thought the axis of input disk and output disk; a screw rod coaxially connected to the rotation shaft and being rotated accordingly; and a plurality of friction balls respectively contact with the input disk and output disk and rotate same; each friction ball respectively revolved on its own center axis and each center axis respectively connected to a supporting bracket and each supporting bracket respectively connected to an arc-shaped screw gear; wherein the screw rod is engaged to the screw gears so that they will rotate correspondingly to let each center axis tilt to the same extent so that the input disk and out disk will have different rotation rate. | 05-13-2010 |
20110097617 | Battery Set with Heat Conducting Jelly - A battery set filled with heat conducting jelly is disclosed, which comprises a shell, for housing a cooling unit; and a plurality of battery cells, each battery cell being disposed inside the shell while having a heat conducting jelly, featuring with electric insulation and heat conduction abilities, to be filled surrounding the periphery thereof and contacting with the outer surface of each battery cell. | 04-28-2011 |
20110301793 | METHOD AND SYSTEM FOR CONTROLLING HYDRAULIC APPARATUS FOR CONTINUOUSLY VARIABLE TRANSMISSION OF HYBRID VEHICLE SYSTEM - The present invention provides a method and system for controlling hydraulic apparatus for CVT of a hybrid vehicle system, which adjust rotation speed of an input axial and output axial by means of hydraulic pressure generated from a first and a second hydraulic pump and guided through hydraulic circuits coupled to the input and output shafts for controlling gear ratio and output torque of the CVT. Meanwhile the present invention determines serial or parallel connection between the first and second hydraulic pumps according to the operation mode and status of the hybrid vehicle system so as to control the output of the CVT effectively. Besides, the present invention controls the hydraulic pressure of the first and second hydraulic pump for controlling the gear ratio of CVT such that the input source such as engine or motor can be operated in the optimized zone thereby reducing the energy consumption. | 12-08-2011 |
20120135293 | BATTERY SET PACKAGE - A battery set package is disclosed, which comprises: a plurality of battery cells, each being configured with a frame of a specific length that has two terminals defined at the two opposite longitudinal ends of the frame; two brackets, disposed respectively at the two opposite terminals of the frame for allowing the plural battery cells to be sandwiched between the two brackets; two shells, respectively mounted on the both side of the two brackets; and a plurality of fixtures, for exerting clamping forces in a direction parallel with the longitudinal direction of the frame to the two shells so as to press the two shells to move toward each other and thus fixedly secured the two brackets along with the plural battery cells between the two shells. | 05-31-2012 |
20120135836 | HYBRID VEHICLE AND HYBRID POWER SYSTEM - An operation method of a hybrid vehicle having an automatic manual transmission system adapted to use at least two energy sources is provided with the following steps. Engaging an engine with a starter generator motor such that the engine and the starter generator motor rotate synchronously. Performing a speed changing by using a control unit assembly through controlling rotation speed of the traction motor and a rotation speed of the starter generator motor to a desired rotation speed for the speed changing according to a running state of the vehicle, such that the engine and the traction motor nearly rotate synchronously with the automatic manual transmission system to perform a gear ratio shifting process thereby to perform the speed changing. Controlling an automatic-switching clutch to engage or disengage the engine and the traction motor to achieve a plurality of driving mode for the vehicle. | 05-31-2012 |
20120293956 | CAR ELECTRIC EQUIPMENT CASE MODULE - A car electric equipment case module includes a housing, a covering structure, an electric equipment set, and a fan. The housing has a side wall, a containing space containing the electric equipment set and a first ventilator formed on the side wall. The covering structure includes a casing assembled to the housing and a block wall connected to the casing and extending outside the side wall to cover the first ventilator. An air channel connected the first ventilator is formed between the block wall and the side wall. The fan configured in the housing provides an air flow. The air flow flows into the containing space through the air channel and the first ventilator and flows out through a second ventilator formed on the covering structure, or flows into the containing space through the second ventilator and flows out through the first ventilator and the air channel. | 11-22-2012 |
20130140920 | STATOR ASSEMBLY STRUCTURE FOR AXIAL FLUX ELECTRIC MACHINE - A stator assembly structure for an axial flux electric machine is designed. The back iron for each silicon steel disk stator is formed into a specific structure with tooth-like protrusions for allowing the same to be integrated with the disk-type stator seat, while the disk-type stator seat is made of a material suitable for casting or mold forming. A coil is mounted on the disk stator, and a stator assembly is achieved by integrating the stator, the coil and the stator seat. The stator and the disk-type stator seat of the stator assembly are manufactured by using a one-piece cast or one-piece mold forming method so as to enable the contact surfaces of the stator and the stator seat to engage with each other even more tightly, and consequently enable the heat generated from the coil to be transmitted rapidly from the disk stator to the disk-type stator seat. | 06-06-2013 |
20140139058 | STATOR STRUCTURE - A stator structure includes a stator core, multiple windings and a frame. The stator core has multiple teeth and multiple grooves. The core has a first side and a second side opposite to each other. The teeth protrudes from the first side. The grooves are recessed inward from the second side. The windings are wound around the teeth respectively. A frame together with a plurity of cooling passages is cast to the grooves on the second side. | 05-22-2014 |
Patent application number | Description | Published |
20100020201 | SENSOR ARRAY MODULE WITH WIDE ANGLE, AND IMAGE CALIBRATION METHOD, OPERATION METHOD AND APPLICATION FOR THE SAME - A sensor array module with wide angle for creating a composite image includes a first image sensor, a second image sensor, a storage unit and a processor. The first image sensor is for capturing a first image. The second image sensor is for capturing a second image and has a relative spatial relationship with respective to the first image sensor. The storage unit stores at least one transformation matrix obtained according to the relative spatial relationship between the first and the second image sensors. The processor combines the first image and the second image by using the transformation matrix to create the composite image. The present invention also provides an image calibration method, an operation method and an application for a sensor array module with wide angle. | 01-28-2010 |
20110317146 | OPTICAL DISTANCE DETECTION SYSTEM - There is provided an optical distance detection system which includes a light source and a detection device. The light source is configured to illuminate a surface of an object. The detection device is configured to receive a reflected light from the surface of the object and to output a distance of the object according to the reflected light. The detection device includes a sensing module and a calculation module. The sensing module is configured to receive the reflected light to accordingly generate an image. The calculation module is for outputting the distance according to a light spot position and a light spot size of the reflected light forming on the image. | 12-29-2011 |
20130072771 | OPTICAL FINGER MOUSE, ELECTRONIC DEVICE AND PHYSIOLOGICAL CHARACTERISTICS DETECTION DEVICE - There is provided an optical finger mouse including two light sources, an image sensor and a processing unit. The two light sources emit light of different wavelengths to illuminate a finger surface. The image sensor receives reflected light from the finger surface to generate a plurality of image frames. The processing unit detects a displacement and a contact status of the finger surface and a physiological characteristic of a user according to the plurality of image frames. There is further provided an electronic device and a physiological characteristic detection device. | 03-21-2013 |
20130100023 | CLICK-EVENT DETECTION DEVICE - There is provided a click-event detection device including a light source, a light control unit, an image sensor and a processing unit. The light control unit is configured to control the light source to illuminate a finger. The image sensor receives reflected light from the finger to accordingly output a plurality of bright image frames and dark image frames. The processing unit is configured to calculate a differential image characteristic between the bright image frames and the dark image frames, to determine a plurality of operating states according to the differential image characteristic, to count a residence time at each of the operating states, and to identify a click-event according to the operating states and the residence time. | 04-25-2013 |
20130113705 | OPTICAL MOUSE AND OPERATING METHOD THEREOF - There is provided an operating method of an optical mouse including a first mode and a second mode. In the first mode, the optical mouse detects a finger displacement, a contact status and a physiological characteristic according to a plurality of image frames associated with a finger surface. In the second mode, the optical mouse calculates a mouse displacement according to a plurality of image frames associated with a work surface. There is further provided an optical mouse. | 05-09-2013 |
20130114852 | HUMAN FACE RECOGNITION METHOD AND APPARATUS - A human face recognition method and apparatus are provided. A processor of the human face recognition apparatus calculates red, green, and blue component statistic information for each of a plurality of human face images. The processor uses an independent component analysis algorithm to analyze component statistic information of two colors and derive a piece of first component information and a piece of second component information. The processor transforms the pieces of first component information and second component information into a frequency domain to derive a piece of first frequency-domain information and a piece of second frequency-domain information. The processor calculates an energy value of the first frequency-domain information within a frequency range. The energy value is used to decide whether the human face images are captured from a human being. | 05-09-2013 |
20130127721 | OPTICAL FINGER MOUSE, MOUSE CONTROL MODULE AND PHYSIOLOGY DETECTION METHOD THEREOF - There is provided a mouse control module including two light sources, an image sensor, a processing unit and a communication unit. The two light sources emit light of different wavelengths to illuminate a finger surface. The image sensor receives reflected light from the finger surface to generate a plurality of image frames. The processing unit detects a displacement of the finger surface and a physiological characteristic of a user according to the plurality of image frames. The communication unit encodes and/or sequences the displacement and the physiological characteristic so as to generate finger and physiology information. There is further provided an optical finger mouse. | 05-23-2013 |
20130127722 | KEYBOARD MODULE AND DISPLAY SYSTEM - There is provided a keyboard module including a plurality of keyboard keys, an optical finger mouse and a transmission interface. The keyboard keys are configured to trigger a digital signal. The optical finger mouse is configured to detect a physiological characteristic and a displacement. The transmission interface is configured to send the digital signal, the physiological characteristic and the displacement to a display device. There is further provided a display system. | 05-23-2013 |
20130131473 | OPTICAL DISTANCE MEASUREMENT SYSTEM AND OPERATION METHOD THEREOF - There is provided an operation method of an optical distance measurement system including a first mode and a second mode. The first mode is configured to detect a finger distance. The second mode is configured to detect a physiological characteristic, wherein the optical distance measurement system transfers from the first mode to the second mode when the finger distance is within a predetermined range. There is further provided an optical distance measurement system. | 05-23-2013 |
20130131474 | REMOTE CONTROLLER AND DISPLAY SYSTEM - There is provided a remote controller including a plurality of press buttons, an optical finger mouse and a transmission interface. The press buttons are configured to trigger a control signal. The optical finger mouse is configured to detect a physiological characteristic and a displacement. The transmission interface is configured to output the control signal, the physiological characteristic and the displacement to a display device. There is further provided a display system. | 05-23-2013 |
20130147909 | METHOD FOR DETECTING PRESSURE ON TOUCH SENSING ELEMENT AND ELECTRONIC DEVICE USING THE SAME - A sensor array module with wide angle for creating a composite image includes a first image sensor, a second image sensor, a storage unit and a processor. The first image sensor is for capturing a first image. The second image sensor is for capturing a second image and has a relative spatial relationship with respective to the first image sensor. The storage unit stores at least one transformation matrix obtained according to the relative spatial relationship between the first and the second image sensors. The processor combines the first image and the second image by using the transformation matrix to create the composite image. The present invention also provides an image calibration method, an operation method and an application for a sensor array module with wide angle. | 06-13-2013 |
20130243242 | User identification system and method for identifying user - The present invention discloses an identification system which includes an image sensor, a storage unit and a comparing unit. The image sensor captures a plurality of images of the motion trajectory generated by a user at different timings. The storage unit has stored motion vector information of a group of users including or not including the user generating the motion trajectory. The comparing unit compares the plurality of images with the motion vector information to identify the user. The present invention also provides an identification method. | 09-19-2013 |
20130329962 | DISPLACEMENT DETECTION DEVICE - A displacement detection device includes a light source, an image sensor and a processing unit. The light source is configured to illuminate a work surface. The image sensor is configured to capture reflected light from the work surface and to output an image frame. The processing unit is configured to select a window of interest in the image frame having a maximum image feature and to calculate a displacement of the displacement detection device according to the window of interest. | 12-12-2013 |
20140148709 | SYSTEM AND METHOD FOR INTEGRATING HEART RATE MEASUREMENT AND IDENTITY RECOGNITION - A system for integrating heart rate measurement and identity recognition is provided. The system includes a storage unit, an image sensor, an identity recognition unit and a frequency extractor. The storage unit stores a user information database. The image sensor captures a plurality of skin images of a user during a time period. The identity recognition unit receives a physiological feature from the user and recognizes the user by comparing the physiological feature with the user information database in the storage unit. The frequency extractor obtains a frequency signal by extracting a motion signal from the skin images according to the brightness change of the different color lights in the skin images during a time period. The frequency signal represents a frequency in a specific frequency interval, and it represents heart rate information of the user. A method for use in the above-mentioned system is also disclosed. | 05-29-2014 |
20140160024 | OPTICAL NAVIGATION APPARATUS AND OPTICAL NAVIGATION METHOD - An optical navigation apparatus and an optical navigation method are provided. The optical navigation apparatus includes a light source unit, an image sensing unit, and a processing unit, wherein the processing unit is electrically connected to the light source unit and the image sensing unit. The light source unit generates a beam of light. The image sensing unit captures a plurality of images within a time interval. The processing unit determines that the beam of light is projected onto a touch object according to the images, calculates a piece of displacement information related to the touch object according to the images, generates a comparison result by comparing the piece of displacement information with a threshold, and sets a displacement resolution of the optical navigation apparatus according to the comparison result. | 06-12-2014 |
20140218556 | OPTICAL PROCESSING APPARATUS, LIGHT SOURCE LUMINANCE ADJUSTMENT METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM THEREOF - An optical processing apparatus, a light source luminance adjustment method, and a non-transitory computer readable medium thereof are provided. The optical processing apparatus includes a light source unit, a processing unit, and an image sensing unit, wherein the processing unit is electrically connected to the light source unit and the image sensing unit. The light source unit provides a beam of light. The processing unit defines a frame rate, defines a plurality of time instants within a time interval, and sets the light source unit to a luminance value at each of the time instants. A length of the time interval is shorter than the reciprocal of the frame rate. The luminance values are different and are within a range. The image sensing unit captures an image by an exposure time length at each of the time instants, wherein the exposure time lengths are the same. | 08-07-2014 |
20140313132 | MOTION DETECTING DEVICE AND THE METHOD FOR DYNAMICALLY ADJUSTING IMAGE SENSING AREA THEREOF - A motion detecting device and the method for dynamically adjusting image sensing area is disclosed. The motion detecting device includes a light source, an image capture unit and a processing unit. The image capture unit is used to capture reference image according to fixed sampling period. The processing unit is used to calculate exposure reference value of the light source and image characteristic value of reference image. The processing unit according to the exposure reference value and the image characteristic value to determine whether the surface is in first rough coefficient range or second rough coefficient range. If rough coefficient of the surface is in the first rough coefficient range, the processing unit defines first search radius or second search radius to increase or decrease the image sensing area. Otherwise, the processing unit defines third search radius or fourth search radius to increase or decrease the image sensing area. | 10-23-2014 |
20150063513 | OPERATING METHOD OF HUMAN INTERFACE DEVICE - An operating method of a human interface device includes the steps of: counting an oversampling number of an oversampling signal and estimating an accumulated bit number of a USB data stream according to the oversampling signal; calculating a difference between the oversampling number and M times of the accumulated bit number when the accumulated bit number is larger than a predetermined value; and calibrating detected information obtained operating with the oversampling signal according to the correction parameter. | 03-05-2015 |
Patent application number | Description | Published |
20100328442 | HUMAN FACE DETECTION AND TRACKING DEVICE - A human face detection device includes a photosensitive element, a human face detection unit, and a skin color threshold generation unit. The photosensitive element is used for capturing a first image containing a first human face block. The human face detection unit compares the first image with at least one human face feature, so as to detect the first human face block. The skin color threshold generation unit is used for updating a skin color threshold value according to the detected first human face block. The skin color threshold value is used for filtering the first image signal to obtain a candidate region, the human face detection unit compares the candidate region with the at least one human face feature to obtain the first human face block, and the skin color threshold value determines whether the first human face block detected by the human face detection unit is correct. | 12-30-2010 |
20100328498 | SHOOTING PARAMETER ADJUSTMENT METHOD FOR FACE DETECTION AND IMAGE CAPTURING DEVICE FOR FACE DETECTION - A shooting parameter adjustment method for face detection includes (A) acquiring an image; (B) dividing the image into a plurality of blocks, and calculating a brightness value of each of the blocks; (C) selecting at least one of the plurality of blocks, and adjusting a shooting parameter according to the brightness value of the selected block; and (D) acquiring another image according to the shooting parameter, and performing a face detection procedure with the another image. The shooting parameter adjustment method can automatically adjust a shooting parameter of an image capturing device according to brightness of different blocks in an image. Therefore, by using this method, the brightness of a face, no matter being too high or too low, can be adjusted to a value suitable for face detection, so as to improve the accuracy of the face detection procedure. | 12-30-2010 |
20100329518 | DYNAMIC IMAGE COMPRESSION METHOD FOR HUMAN FACE DETECTION - A dynamic image compression method for human face detection includes the following steps. An original image is acquired. The image is divided into a plurality of blocks. A first brightness and a plurality of gradient values of each block are calculated. A second brightness of each block is calculated according to a brightness transformation function and the first brightness. A reconstruction image is generated according to the second brightness and the plurality of gradient values of each block. Human face detection is performed according to the reconstruction image. Therefore, gradient values within an original square are. When the human face detection process is performed through gradient direction information, a success rate of detection is greatly increased. | 12-30-2010 |
20120327035 | OPTICAL TOUCH SYSTEM AND IMAGE PROCESSING METHOD THEREOF - An optical touch system includes an image sensor module and a processor. The image sensor module includes a plurality of image sensing elements that can be independently controlled to achieve different exposure times. The plurality of image sensor elements can produce a picture including a plurality of pixel groups. The processor is configured to extract an intensity value of each pixel group and to select a set of successive pixel groups as an object image according to the intensity values of the pixel groups. | 12-27-2012 |
Patent application number | Description | Published |
20130113759 | DISPLACEMENT DETECTION DEVICE AND OPERATING METHOD THEREOF - There is provided a displacement detection device including a light source, an image sensor and a processing unit. The light source provides light to a finger with a light source parameter. The image sensor receives reflected light from the finger, outputs valid images when the light source is being turned on and outputs dark images when the light source is being turned off. The processing unit determines a contact status according to one of the dark images and one of the valid images, and calculates a displacement according to two of the valid images to accordingly adjust the light source parameter. | 05-09-2013 |
20130127714 | USER INTERFACE SYSTEM AND OPTICAL FINGER MOUSE SYSTEM - There is provided a user interface system including a slave device and a master device. The slave device provides light of two different wavelengths to illuminate a finger surface, receives reflected light from the finger surface to generate a plurality of image frames, calculates and outputs an image data associated with a predetermined number of the image frames. The master device calculates a contact status and a displacement of the finger surface and a physiological characteristic of a user according to the image data. | 05-23-2013 |
20130215257 | OPTICAL NAVIGATION DEVICE - There is provided an optical navigation device including at least one light source, an image sensor and a processing unit. The light source illuminates a work surface in a first brightness value and a second brightness value. The image sensor receives reflected light from the work surface and outputs a first image frame corresponding to the first brightness value and a second image frame corresponding to the second brightness value. The processing unit calculates a differential image of the first image frame and the second image frame and identifies an operating state according to the differential image. | 08-22-2013 |
20140292657 | DISPLACEMENT DETECTION DEVICE - There is provided a displacement detection device including a light source, an image sensor and a control and processing unit. The light source is configured to illuminate a work surface. The image sensor is configured to receive reflected light from the work surface. The control and processing unit is configured to adjust a block size of comparison blocks according to a quality parameter. | 10-02-2014 |
20150104083 | THIN BIOMETRIC DETECTION MODULE - There is provided a thin biometric detection module, which is advantageous in being able to detect scattered light from body tissue after the light transmitting in the body tissue without additional optical mechanism placed on the semiconductor optical detection pixel of the detection module for biometric detection. | 04-16-2015 |
20160089086 | HEART RATE DETECTION MODULE, AND DETECTION AND DENOISING METHOD THEREOF - A heart rate detection module including a PPG measuring device, a motion sensor and a processing unit is provided. The PPG measuring device is configured to detect a skin surface in a detection period to output a PPG signal. The motion sensor is configured to output an acceleration signal corresponding to the detection period. The processing unit is configured to respectively convert the PPG signal and the acceleration signal to first frequency domain information and second frequency domain information, determine a denoising parameter according to a maximum spectrum peak value of the second frequency domain information to denoise the first frequency domain information, and calculate a heart rate according to a maximum spectrum peak value of the denoised first frequency domain information. | 03-31-2016 |
20160120422 | HOST OF PHYSIOLOGICAL DETECTION SYSTEM AND PHYSIOLOGICAL DETECTION DEVICE WITH HIGH ACCURACY - There is provided a physiological detection system including a physiological detection device and a host. The physiological detection device is configured to transmit a physiological data series to the host according to a local oscillation frequency. The host is configured to calculate a physiological value according to the physiological data series and determine a correction parameter according to a receiving data parameter and a reference data parameter, wherein the correction parameter is configured to correct the physiological value, process the physiological data series or adjust the local oscillation frequency of the physiological detection device. | 05-05-2016 |
20160124520 | OPTICAL NAVIGATION DEVICE - There is provided an optical navigation device including at least one light source, an image sensor and a processing unit. The light source illuminates a work surface in a first brightness value and a second brightness value. The image sensor receives reflected light from the work surface and outputs a first image frame corresponding to the first brightness value and a second image frame corresponding to the second brightness value. The processing unit calculates a differential image of the first image frame and the second image frame and identifies an operating state according to the differential image. | 05-05-2016 |
Patent application number | Description | Published |
20120205166 | SENSING SYSTEM - A sensing system includes a complex reflector and an image sensor, in which the complex reflector is disposed on one side of a flat panel. The complex reflector includes a first section and a second section which are stacked, in which the first section provides a mirror image and a real image, and the second section provides a real image. The image sensor is used to capture an image generated by an object when touching a surface of the flat panel, and in the image captured by the image sensor, the object simultaneously generates a first object image in an image region corresponding to the second section and an image region corresponding to the first section, and generates a second object image in the image region corresponding to the first section. | 08-16-2012 |
20130300351 | WIRELESS TRANSCEIVER AND WIRELESS TRANSCEIVER SYSTEM - A wireless transceiver coupled to a human interface device (HID) having a first coil is provided. The wireless transceiver includes a control module, a port, and a second coil. The control module includes a radio frequency (RF) unit, a conversion unit, and an electricity power unit. The RF unit is used to receive a RF signal outputted from the HID. | 11-14-2013 |
20130300663 | POWER-SAVING SENSING MODULE FOR OPTICAL MOUSE AND POWER-SAVING SENSING METHOD - A power-saving sensing module includes a light source, a first and a second sensor, a first and a second detection unit, and a controller. The first sensor detects a first image corresponding to a working plane in response to at least a part of the light ray from the light source to generate a first sensing signal. The first detection unit generates a displacement signal in response to the first sensing signal. The second sensor detects a second image corresponding to an object in response to at least a part of light ray to generate a second sensing signal. The second detection unit generates a touch signal corresponding to the object in response to the second sensing signal. The controller outputs a control signal in response to the touch signal. The first detection unit operates at a dormant state or a sensing state in response to the control signal. | 11-14-2013 |
20130300713 | POWER-SAVING SENSING MODULE AND METHOD THEREOF - A power-saving sensing module includes a light source, a first and a second sensor, a first and a second detection unit, and a controller. The first sensor detects a touch of an external object to generate a first sensing signal corresponding to the touch. The first detection unit generates a touch signal corresponding to the first sensing signal. | 11-14-2013 |
Patent application number | Description | Published |
20120013885 | DISTANCE MEASURING DEVICE AND METHOD FOR MEASURING DISTANCE - A distance measuring device having a measuring range and configured for measuring a distance of at least an object located in the measuring range is provided. The distance measuring device includes a light emitting component, a diffusing component, an adjusting component and an image sensing component. The light emitting component is configured for emitting a light beam. The diffusing component is disposed on a transmission path of the light beam and is configured for transforming the light beam into a measuring light beam with a specific pattern to irradiate the object. The adjusting component is configured for adjusting an incidence angle and an incidence location of the light beam striking at the diffusing component. The image sensing component has a field of view covering the measuring range. The distance measuring device has a far measurable distance. A method for measuring distance and another distance measuring device are also provided. | 01-19-2012 |
20120044363 | INTERACTION CONTROL SYSTEM, METHOD FOR DETECTING MOTION OF OBJECT, HOST APPARATUS AND CONTROL METHOD THEREOF - A method for controlling a host apparatus, includes steps of the followings. First, a pattern is projected to a detection region. Second, images of the detection region are captured and image information stream is generated based on the images. Third, an image information associated with the pattern is identified to be a background image information. Fourth, a currently captured image information is subtracted to the background image information to identify if an object appears in the detection region. Fifth, a motion of the identified object is determined based on a variation of the pattern reflected from the identified object to generate a control instruction to the host apparatus. A host apparatus, an interaction control system and a method for detecting a motion of an object are also provided. | 02-23-2012 |
20120057023 | DISTANCE MEASUREMENT SYSTEM AND METHOD - A distance measurement method comprising: projecting a light beam having a speckle pattern to at least one reference plane to show a plurality of images with the speckle pattern on the at least one reference plane. The speckle pattern has a plurality of speckles, so as to capture the image with the speckle pattern on the reference plane to obtain a plurality of reference image information. When the object enters the area illuminated by a light source module, an image with the speckle pattern on a surface of an object is captured to obtain an object image information. Then, a plurality of brightness relationships among each of the speckles with adjacent speckles rounding each speckle are computed according to the reference image and the object image information to obtain relative brightness information of each speckle, which is used to compute position of the object. | 03-08-2012 |
20120057175 | DISTANCE MEASUREMENT METHOD AND SYSTEM, AND PROCESSING SOFTWARE THEREOF - A distance measurement system and method are provided. The distance measurement method first projects a light beam with a speckle pattern to reference planes and an object to allow the reference planes and a surface of the object each have an image of the speckle pattern, the speckle pattern having a plurality of speckles. Next, images of the speckle pattern reflected by the reference planes are captured to generate reference image information, and an image of the speckle pattern reflected by the surface of the object is captured to generate an object image information. A processing module which may be a processing software can compare the object image information with the reference image information to obtain several similarity scores. If the most the most similarity score is greater than a threshold value, the processing module identifies the corresponding reference plane, thereby computing the position of the object. | 03-08-2012 |
20120057758 | DISTANCE MEASUREMENT METHOD AND SYSTEM, AND STORAGE MEDIA - A distance measurement system provided by the present invention comprises a light source module, for projecting a light beam having a speckle pattern to a plurality of reference flat surfaces and an object which are located at different position points, so as to show an image of the speckle pattern on each of the reference flat surface and the object. The speckle pattern contains a plurality of speckles. The invention generates a plurality of reference image information through capturing the image of the speckle pattern on each of the plurality of reference flat surfaces and generates an object image information through capturing the image of the speckle pattern on the object. The Invention further generates a plurality of comparison results through comparing the plurality of reference image information, and computes the position of the object through performing an interpolation operation to generate the plurality of comparison results. | 03-08-2012 |
20120113252 | DISTANCE MEASURING METHOD, DISTANCE MEASURING SYSTEM AND PROCESSING SOFTWARE THEREOF - A distance measuring system includes a light source module, an image capturing device and a processing module. The light source module transmits a light beam having a speckle pattern to a first flat surface and a second flat surface, and an object. The image capturing device captures the image of the speckle pattern shown on the first and second flat surfaces, and captures the image of the speckle pattern shown on a surface of the object to produce a first reference image information, a second reference image information, and an object image information. The processing module calculates a displacement vector of the speckle pattern according to the first and second reference image information. The processing module calculates the relative distance between the object and the first flat surface or the second flat surface according to the position of the speckle pattern on the object image information and the displacement vector. | 05-10-2012 |
20120212639 | Image Sensor - An image sensor includes a sensor matrix including a plurality of sensing elements and a plurality of shutter control lines. Each sensing element includes an electronic shutter and a photo-detector, wherein the electronic shutter controls the exposure time of the photo-detector. Each shutter control line couples to a row or column of the electronic shutters, whereby different rows or columns of the electronic shutters can be independently controlled, and the photo-detectors in the same row or column can have the same exposure time. | 08-23-2012 |
20130329963 | STORAGE MEDIA FOR COMPUTING POSITION OF OBJECT USING SPECKLE PATTERN - A storage media provided by the present invention, has a non-transitory processing software for computing a position of an object in a distance measurement system, the execution of the processing software comprising: receiving a plurality of reference image information contained in an image with a speckle pattern, wherein the image is projected from a light beam on a plurality of reference flat surfaces which are located on different position points, and the speckle contains a plurality of speckles; receiving an object image information contained in an image with the speckle pattern which is projected from the light beam on an object; obtaining a plurality of comparison results through comparing the plurality of reference image information with the object image information; and computing the position of the object through performing an interpolation operation to the plurality of comparison results. | 12-12-2013 |
20140105465 | DISTANCE MEASUREMENT METHOD AND SYSTEM, AND PROCESSING SOFTWARE THEREOF - A distance measurement system and method are provided. The distance measurement method first projects a light beam with a speckle pattern to reference planes and an object to allow the reference planes and a surface of the object each have an image of the speckle pattern, the speckle pattern having a plurality of speckles. Next, images of the speckle pattern reflected by the reference planes are captured to generate reference image information, and an image of the speckle pattern reflected by the surface of the object is captured to generate an object image information. A processing module which may be a processing software can compare the object image information with the reference image information to obtain several similarity scores. If the most the most similarity score is greater than a threshold value, the processing module identifies the corresponding reference plane, thereby computing the position of the object. | 04-17-2014 |
Patent application number | Description | Published |
20090153479 | Positioning Device of Pointer and Related Method - A positioning device for positioning an aim point of a pointer on a screen includes a screen, a pointer and a processor. The screen is utilized for displaying a plurality of characteristic points having already-known coordinate values. The pointer is utilized for forming an aim point, and includes an image acquisition unit for acquiring an image and a calculation unit for calculating image coordinate values of the plurality of characteristic points in the image. The processor is coupled to the screen and the pointer, and is utilized for establishing a transformation matrix according to the already-known coordinate values of the plurality of characteristic points and the image coordinate values of the plurality of characteristic points in the image and for deciding the position of the aim point according to the transformation matrix. | 06-18-2009 |
20100328244 | DISPLACEMENT DETECTION SYSTEM OF AN OPTICAL TOUCH PANEL AND METHOD THEREOF - At a first time, a first image sensor and a second image sensor capture a first image and a second image including images of an object respectively. At a second time, the first image sensor and the second image sensor capture a third image and a fourth image including images of the object respectively. A coordinate calculation device calculates a first coordinate of the object at the first time according to the first image and the second image, and a second coordinate of the object at the second time according to the third image and the fourth image. A coordinate correction device calculates a displacement between the first time and the second time according to the first coordinate and the second coordinate, and corrects an output coordinate of the object at the second time according to the displacement. | 12-30-2010 |
20110316813 | OPTICAL TOUCH DISPLAY - When an object touches a touch panel, a projection light source projects a predetermined image including image information and forms an object image having the image information on a surface of the object. An image sensor captures a reflection image including the object image. Then, an angle is calculated according to an image location of the object in the reflection image and a relative position of predetermined axis, and a distance between the object and the image sensor is calculated by comparing the predetermined image with the location, size and/or phase of the image information of the reflection image so as to determine a coordinate of the object on the touch panel according to the angle and the distance. | 12-29-2011 |
20120044213 | Optical Touch Display System - Optical touch display system includes a light source, a reflector, an image sensor, and a processing device. The light source emits light to at least one object directly and emits light to the at least one object via the reflector at the same time. Then the image sensor receives light reflected from the at least one object directly and light reflected via the reflector simultaneously to form a set of imaging objects which have similar color parameters on an image. Then the processing device produces a set of still image parameters of the image objects such as gravity centers and border boundaries. Based on the still image parameters, the processing device determines the coordinates of the least one object on the optical touch display. | 02-23-2012 |
20120206413 | DISPLACEMENT DETECTION SYSTEM OF AN OPTICAL TOUCH PANEL AND METHOD THEREOF - At a first time, a first image sensor and a second image sensor capture a first image and a second image including images of an object respectively. At a second time, the first image sensor and the second image sensor capture a third image and a fourth image including images of the object respectively. A coordinate calculation device calculates a first coordinate of the object at the first time according to the first image and the second image, and a second coordinate of the object at the second time according to the third image and the fourth image. A coordinate correction device calculates a displacement between the first time and the second time according to the first coordinate and the second coordinate, and corrects an output coordinate of the object at the second time according to the displacement. | 08-16-2012 |
20120262421 | Optical Touchpad, Portable Electronic Device and Method thereof - Optical touchpad includes a light source for emitting light of a specific wavelength, a specific-light sensing array for sensing the specific light after being reflected by an instruction object for accordingly generating a specific-light sensing image, a proximity detector for determining an instruction distance between the instruction object and the optical touchpad according to the specific-light sensing image, and a motion detector for determining path of the instruction object and then outputting a motion signal according to the specific-light sensing image. When the instruction distance is greater than a predetermined value, the motion detector is turned off. | 10-18-2012 |
20130100081 | OPTICAL TOUCH DEVICE AND PORTABLE ELECTRONIC DEVICE WITH HEART RATE MEASURING FUNCTION AND METHOD FOR INCREASING ACCURACY OF HEART RATE MEASUREMENT - Method for increasing accuracy of heart rate measuring includes sensing a finger of a user for generating sensed images of the finger, obtaining displacement information of the finger according to the sensed images, then using the motion information to compensate the sensed images of the finger, and finally using brightness variation of the compensated sensed images of the finger to measure heart rate of the user. | 04-25-2013 |
20130120114 | BIOFEEDBACK CONTROL SYSTEM AND METHOD FOR HUMAN-MACHINE INTERFACE - A biofeedback control system and method includes monitoring a physiological condition of a user to generate a sensing signal including a physiological information of the user, extracting a physiological variation information from the physiological information to generate a biofeedback signal, and generating a control signal based on the physiological variation information for controlling scenes, scenarios, background music or audio-visual effects of a program or a game. By this way, the biofeedback control system and method can trace a user's mood to automatically adjust a video output or an audio output of an electronic system where a program is playing or a game is running to enhance amusement. | 05-16-2013 |
20130129164 | IDENTITY RECOGNITION SYSTEM AND METHOD BASED ON HYBRID BIOMETRICS - An identity recognition system and method capture an image of a subject that is projected by light of different wavelengths, extract various biometric informations from the image, analyze and compare for each of the biometric informations to generate a matching score, and determine an identity for the subject according to all of the matching scores. The system and method have higher recognition accuracy, lower false acceptance rate, lower false rejection rate, and higher flexibility. | 05-23-2013 |
20130194236 | OPTICAL INPUT DEVICE AND INPUT DETECTION THEREOF - An optical input device integrates functions of fingerprint recognition, movement detection, and physiological analysis, and has a touch surface for receiving touch input of a finger. When a finger contacts the touch surface, the optical input device captures images from the touch surface, detects movement of the finger to generate a movement signal, extracts a fingerprint feature and a vessel blood changing feature from the images, analyzes and compares the fingerprint feature for identity recognition, and performs calculation according to the vessel blood changing feature to generate a physiological signal. | 08-01-2013 |
20140097330 | METHOD OF TESTING IMAGE SENSOR AND RELATED APPARATUS THEREOF - A method of testing an image sensor having a plurality of sensing units includes: utilizing the image sensor to generate a plurality of sensing results respectively corresponding to a plurality of captured images, wherein each sensing result includes a plurality of sensing values respectively generated by the sensing units; and generating a testing result which indicates a performance of the image sensor according to changing of the sensing results. | 04-10-2014 |
20140098377 | IMAGE RETRIEVING APPARATUS AND OPTICAL DISPLACEMENT ESTIMATING APPARATUS - An image capturing apparatus comprising: a light source, for transmitting incident light to an objective without utilizing any medium besides air, such that the light emits from the objective to generate passing-through light; and a sensor, for capturing an image of the objective according to the passing-through light. | 04-10-2014 |
20140241714 | PROTOCOL SYSTEM AND RELATED METHOD OF AUTOMATICALLY SWITCHING CONNECTION - A method of automatically switching connection is disclosed in the present invention. The method is applied to connection setting between a signal transmission device and at least one signal transceiver device. The method includes outputting a detecting signal to search the signal transceiver device within an effective range of the detecting signal, receiving a reacting signal generated according to the detecting signal, analyzing the detecting signal wherein the detecting signal represents a distance between the signal transmission device and the signal transceiver device, and switching the connection setting of the signal transmission device when the distance is smaller than a threshold, so that the signal transmission device can be matched with the signal transceiver device. | 08-28-2014 |
20140245280 | PROTOCOL SYSTEM AND RELATED METHOD OF AUTOMATICALLY UPDATING A DATUM - A method of automatically updating a datum is disclosed in the present invention. The method is applied to a signal outputting device and at least one signal receiving device for datum updating transmission. The method includes outputting a detecting signal to detect whether the signal receiving device is located within an effective range of the detecting signal, receiving a reacting signal generated according to the detecting signal, outputting a request of datum transmission when a distance is smaller than a threshold value, and transmitting the datum to the signal receiving device by wireless transmission when the request is allowed, so as to drive the signal receiving device to execute application program according to the updated datum. The detecting signal represents the distance between the signal outputting device and the signal receiving device. | 08-28-2014 |
20150193669 | SYSTEM AND METHOD BASED ON HYBRID BIOMETRIC DETECTION - A system and method based on hybrid biometric detection capture first images of a user that is projected by first light of different wavelengths, extract various biometric informations from the first images, analyze and compare for each of the biometric informations to generate a matching score, determine an identity for the user according to all of the matching scores, generate second images and PPG signals from dispensed second light from the user, generate a time and PPG variation signal and a space and PPG variation signal for each frame of the second images, convert the time and PPG variation signals into frequency domain signals, determine a reference frequency according to the space and PPG variation signals, retrieve energy of the frequency domain signals at the reference frequency, and establish a three-dimensional energy distribution from the retrieved energy. | 07-09-2015 |
20160050700 | FIRST ELECTRONIC APPARATUS CAPABLE OF ACTIVELY PAIRING WITH SECOND ELECTRONIC APPARATUS FOR WIRELESS COMMUNICATION AND CORRESPONDING METHOD - A first electronic apparatus capable of pairing with a second electronic apparatus for wireless communication includes a light sensor and a processing circuit. The light sensor is used for detecting light emitted by the second electronic apparatus. The processing circuit is coupled the light sensor and used for decoding the detected light to generate decoded pairing data. The first and second electronic apparatuses pair successfully according to the decoded pairing data. The light carrying the pairing data is generated by the second electronic apparatus based on at least one of brightness variation(s), color variation(s), and pattern variation(s). | 02-18-2016 |
Patent application number | Description | Published |
20090259968 | METHOD FOR SWITCHING WALLPAPER IN SCREEN LOCK STATE, MOBILE ELECTRONIC DEVICE THEREOF, AND STORAGE MEDIUM THEREOF - A method for switching wallpaper in screen lock state, a mobile electronic device thereof, and a storage medium thereof are provided. In the present method, an input signal is received by a touch screen when a mobile electronic device enters a screen lock state. Then, whether the input signal is located in a specific area of the touch screen is determined. A moving track of the input signal is detected if the input signal is located in the specific area. Finally, wallpaper of the screen lock state is switched according to the moving track. As a result, a user can switch wallpaper arbitrarily even if the mobile electronic device is in the screen lock state, so as to increase convenience of switching wallpaper. | 10-15-2009 |
20090264117 | METHOD FOR HANDLING INCOMING CALL IN SCREEN LOCK STATE, COMMUNICATION DEVICE AND RECORDING MEDIUM THEREOF - A method for handling an incoming call in a screen lock state, a communication device and a recording medium thereof are provided. In the present method, when a communication device in a screen lock state receives an incoming call, the communication device exits the screen lock state and displays an incoming call frame. Then, the incoming call is handled according to an input instruction. After the completion of a handling of the incoming call, an idle time of the communication device that receives no operation is counted. When the idle time reaches a predefined value, the communication device returns to the screen lock state. As a result, a user may conveniently inspect and handle the incoming call even if the communication device is in the screen lock state. | 10-22-2009 |
20090264157 | MOBILE ELECTRONIC DEVICE, METHOD FOR ENTERING SCREEN LOCK STATE AND RECORDING MEDIUM THEREOF - A mobile electronic device, a method for entering a screen lock state and a recording medium thereof are provided. In the present method, an input signal is received through a touch panel of the mobile electronic device. Then, a movement track of the input signal is obtained if a starting point of the input signal is located in a non-display area of the touch panel, and a vertical displacement of the input signal is calculated if the movement track contains a specific direction. Finally, a screen lock frame is dragged and displayed, and the mobile electronic device is switched to the screen lock state if the displacement reaches a predetermined value. Thereby, an intuitional way for locking the screen is provided, and accordingly, the convenience in operating the mobile electronic device is improved. | 10-22-2009 |
20090264159 | METHOD FOR UNLOCKING SCREEN, MOBILE ELECTRONIC DEVICE USING THE SAME AND STORAGE MEDIUM THEREOF - A method for unlocking screen, a mobile electronic device using the same and a storage medium thereof are disclosed. First, at least two signal input areas on a touch screen of the mobile electronic device are defined. When an input signal is detected within at least one signal input areas, a moving range of a trajectory produced by the input signal is calculated. And the touch screen is unlocked when the moving range reaches the predetermined value. Thus, the present invention provides a user with more virtual manner to close the screen locking function so as to promote the usage convenience of the mobile electronic device. | 10-22-2009 |
20090265666 | METHOD FOR PROMPTING OUTSTANDING EVENT IN SCREEN LOCK STATE, ELECTRONIC DEVICE THEREOF, AND STORAGE MEDIUM THEREOF - A method for prompting an outstanding event in screen lock state, an electronic device thereof, and a storage medium thereof are provided. In the present method, at least one outstanding event type is obtained first, wherein a corresponding occurrence time of each outstanding event type is greater than 0. Next, an amount of the outstanding event type is counted. Finally, a displaying position of an icon of each outstanding event type on a screen of the electronic device is adjusted according to the amount of the outstanding event types. As a result, a user can get the outstanding event type and the occurrence time thereof by the information shown on the screen, so as to increase the convenience of using the electronic device. | 10-22-2009 |
20120062494 | MOBILE ELECTRONIC DEVICE, CONTROLLING METHOD THEREOF AND NON-TRANSITORY RECORDING MEDIUM THEREOF - A mobile electronic device, a controlling method and a non-transitory recording medium thereof are provided. In the method, an input signal is received through a touch screen of the mobile electronic device while the mobile electronic device is in a first state. Then, a movement track of the input signal is obtained if a starting point of the input signal is located in a status bar display area of the touch screen, and a displacement in a specific direction of the input signal is calculated. Finally, an information frame is dragged out and displayed, and the mobile electronic device is switched to a second state if the displacement in the specific direction reaches a predetermined value. Thereby, an intuitional way for showing information while the mobile electronic device is in the second state is provided, and accordingly, the convenience in operating the mobile electronic device is improved. | 03-15-2012 |