Patent application number | Description | Published |
20100059785 | LIGHT EMITTING DEVICE AND METHOD OF FABRICATING THE SAME - A method of fabricating a light emitting device initially forms a copper clad ceramic board of the light emitting device using hot-pressing technique at high temperature and photolithography process. Next, a circuit of the light emitting device is formed using die bonding and wire bonding/flip-chip processes. Finally, the light emitting device is sealed using transfer molding or injection molding process. | 03-11-2010 |
20110062474 | LIGHT-EMITTING DIODE DEVICE AND FABRICATION METHOD THEREOF - A light-emitting diode device includes a frame, a light-emitting diode die, a fluorescent layer, a reflector, and a lens. The light-emitting diode die is disposed on the frame. The fluorescent layer is directly molded to cover the light-emitting diode die. The reflector is directly molded on the frame, surrounding the light-emitting diode die, and configured to direct light from the light-emitting die in a predetermined direction. The lens is directly molded within the reflector, covering the fluorescent layer. | 03-17-2011 |
20110089464 | LIGHT EMITTING DIODE PACKAGE AND METHOD OF FABRICATING THE SAME - A light emitting diode package includes a base having a first surface, an electrode portion attached to the base, a pair of inner electrodes disposed on the first surface, a pair of outer electrodes, a pair of conductive pillars, a light emitting diode die, and a cap layer. Each outer electrode includes an end surface section and a side surface section. The end surface sections are disposed, corresponding to the inner electrodes, on the second surface. Each side surface section extends onto the side surface of the electrode portion. The conductive pillar penetrates between the inner electrode and the outer electrode. The light emitting diode die is on the first surface, electrically connecting the inner electrode. The cap layer covers the light emitting diode die. | 04-21-2011 |
20120021541 | LIGHT EMITTING DEVICE AND METHOD OF FABRICATING THE SAME - A method of fabricating a light emitting device initially forms a copper clad ceramic board of the light emitting device using hot-pressing technique at high temperature and photolithography process. Next, a circuit of the light emitting device is formed using die bonding and wire bonding/flipchip processes. Finally, the light emitting device is sealed using transfer molding or injection molding process. | 01-26-2012 |
20120217525 | LIGHT EMITTING DIODE PACKAGE AND LIGHT EMITTING DEVICE HAVING THE SAME - An LED package includes a light transmissive encapsulation, an LED die embedded in the encapsulation from a bottom surface of the encapsulation, a positive electrode electrically connected to an anode of the LED die, and a negative electrode electrically connected to a cathode of the LED die. The encapsulation includes a light emitting surface opposite to the bottom surface thereof. The LED die includes a front surface for outputting light outward, and a back surface opposite to the front surface. The front surface is covered by the encapsulation and faces the light emitting surface of the encapsulation. The back surface is exposed outside. A light emitting device is provided by mounting the LED package to a circuit board. The circuit board has a heat conductor connecting with the LED die. | 08-30-2012 |
20120241789 | LED PACKAGE, METHOD FOR MAKING THE LED PACKAGE AND LIGHT SOURCE HAVING THE SAME - An LED package includes a light transmissive encapsulation, an LED die, a fluorescent layer, a baffle wall, a positive electrode and a negative electrode. The encapsulation includes a light emitting surface and a bottom surface opposite to the light emitting surface. The LED die, the fluorescent layer and the baffle wall are embedded in the encapsulation from the bottom surface side. The LED die includes a front surface for outputting light outward and a back surface opposite to the front surface. The front surface faces the light emitting surface of the encapsulation, and the back surface is exposed outside. The fluorescent layer is formed on the front surface of the LED die. The baffle wall surrounds the LED die and the fluorescent layer. The positive electrode and negative electrode are electrically connected to the LED die. | 09-27-2012 |
Patent application number | Description | Published |
20090240868 | MANAGEMENT METHOD, MANAGEMENT APPARATUS, AND CONTROLLER FOR MEMORY DATA ACCESS - A management method, a management apparatus, and a controller for memory data access are provided. The management apparatus is disposed between a host and a device for managing the data transmitted between the host and the device, wherein the management apparatus includes a control unit and a storage unit. When the control unit receives a data writing command from the host, it searches for a set mapped to the data in the storage unit and updates the data in the set. Then, the control unit collects the other parts of the data in the storage unit and the device, integrates all parts of the data, and writes the integrated data into the device. Accordingly, the efficiency in data transmission can be improved, and the number of data writing operations can be reduced so that the lifespan of the device can be prolonged. | 09-24-2009 |
20130334959 | ORGANIC ELECTROLUMINESCENT APPARATUS - An organic electroluminescent apparatus including a substrate, an organic light-emitting device layer, a patterned structure layer and an encapsulation film is provided. The substrate has a light-emitting region and a non-light-emitting region. The organic light-emitting device layer is disposed on the substrate in the light-emitting region. The patterned structure layer is disposed on the substrate in the non-light-emitting region. The encapsulation film is disposed on the substrate and covers the organic light-emitting device layer and the patterned structure layer. A surface of the encapsulation film on the patterned structure layer is a concave-convex surface, and a surface of the encapsulation film on the organic light-emitting device layer is an even surface. | 12-19-2013 |
Patent application number | Description | Published |
20080205203 | Optical head having dual optical paths - An optical head to access data on an optical recording medium, which has two data storage densities, includes two sets of optical path systems to provide two optical paths that are crossed. Each optical path system includes a laser light generation unit, a light guiding unit, a converging objective lens and a photo detector. The light guiding unit is located on the optical path of the laser light generation unit, to direct the laser light to pass through the converging objective lens and focus on the data side of the optical recording medium to carry optical data signals from the data side. The laser light returns to the light guiding unit and travels along the optical path and is received by the photo detector. | 08-28-2008 |
20090196150 | Multi-stage lens driving device - A multi-stage lens driving device for driving an optical lens so as to perform the functions of zooming and/or focusing comprises: a front cover, a rear cover, a plurality of yokes, a plurality of driving coils, a lens seat, and a plurality of permanent magnets. The front cover is a hollow annular cover having a plurality of recesses formed on an inner periphery thereof and a plurality of holders on an outer periphery thereof. The rear cover can be combined with the front cover, thereby forming a receiving space therebetween. The lens seat is a hollow housing disposed in the receiving space. The yokes are provided in the recesses formed on the inner periphery of the front cover. The permanent magnets are surrounding and embedded in an outer periphery of the lens seat, disposed in correspondence to the yokes and spaced therefrom by a predetermined distance. The driving coils are provided respectively on the holders of the front cover, and correspond respectively to the yokes received in the recesses. When predetermined impulse currents of different directions are applied to the driving coils respectively, polarities of corresponding yokes are reversed, respectively. By virtue of magnetic attraction between the permanent magnets and the yokes, rotation of the lens seat in the receiving space is converted to linear axial translation. | 08-06-2009 |
20100195223 | Miniature magnetic-levitated lens driving device - A miniature magnetic-levitated lens driving device includes a lid, a casing, a lens module, a plate spring, and a magnetic-levitated module. The lid has a hollow structure and is coupled to the casing. The casing is formed therein with a receiving space. The lens module is provided in the receiving space. The plate spring is fixed between the lid and the casing and configured to resiliently confine the lens module to the receiving space. The magnetic-levitated module is provided in the receiving space and corresponds in position to the lens module. A magnetic repulsive force is produced by and between the magnetic-levitated module and the lens module, and in consequence the lens module is magnetically suspended in the receiving space formed by the lid and the casing, so as to save power, and minimize friction and microparticles. | 08-05-2010 |
20110012459 | POWER GENERATING DEVICE - A power generating device includes a carrier module, a stator module, a rotor module and a power generating module. The stator module is assembled to the carrier module, and has a first circuit board and a plurality of driving coils. The rotor module is located in an electromagnetic field, and has a multipolar magnetic rotor and a rotating axle. A magnetic field of the multipolar magnetic rotor interacts with the electromagnetic field to make the rotor module rotating relative to the stator module, and make the multipolar magnetic rotor producing a varying magnetic field. The power generating module is located in the varying magnetic field, and has a second circuit board and a plurality of induction coils. The induction coils induct the varying magnetic field to output an induction circuit to the second circuit board. | 01-20-2011 |
20110069243 | LIQUID CRYSTAL OPTICAL LENS AND MANUFACTURING METHOD THEREOF, LENS APPARATUS USING LIQUID CRYSTAL OPTICAL LENS - A liquid crystal optical lens including a first and a second device substrate and a liquid crystal layer is provided. A first electrode layer and a plurality of first stacked layers are sequent stacked on the first device substrate. Each first stacked layer has a first opening exposing the first electrode layer and includes a first conductive layer and a first insulating layer located between the first conductive layer and the first electrode layer. A second electrode layer and a plurality of second stacked layers are sequent stacked on the second device substrate. Each second stacked layer has a second opening exposing the second electrode layer and including a second conductive layer and a second insulating layer located between the second conductive layer and the second electrode layer. A method for fabricating the liquid crystal optical lens and a lens apparatus using the liquid crystal optical lens are also provided. | 03-24-2011 |
20110090451 | 3D GRID CONTROLLABLE LIQUID CRYSTAL LENS AND MANUFACTURING METHOD THEREOF - A 3D grid controllable liquid crystal lens is provided. In the 3D grid controllable liquid crystal lens, at least two layers of a plurality of active device arrays are stacked on a first substrate, and a plurality of liquid crystal layer are respectively disposed on the active device arrays. Then, a driving voltage applied on each active device array is suitably controlled to control the orientation of the liquid crystal molecules, so as to generate a refractive index distribution similar to gradient-index lens in the 3D grid controllable liquid crystal lens. Therefore, the 3D grid controllable liquid crystal lens has a focusing function for focusing/diverging the light, similar to a convex lens or a concave lens. A method for manufacturing the 3D grid controllable liquid crystal lens is also provided. | 04-21-2011 |
20110234934 | DOUBLE-LAYER LIQUID CRYSTAL LENS APPARATUS - A double-layer liquid crystal lens apparatus having two liquid lens structures is provided. A driving voltage of each liquid crystal lens structure is controlled by an active device disposed thereon. When an incident light is passing through the liquid crystal lens structures, the optical path difference of the incident light is compensated by the liquid crystal lens structures, so that the double-layer liquid crystal lens apparatus performs the focusing function well without using a polarizer. Applying a suitable driving voltage on each of the active devices, the double-layer liquid crystal lens apparatus has a function of modulating focal length focusing/diverging the light, like a convex lens or a concave lens. | 09-29-2011 |
20120075569 | LIQUID CRYSTAL LENS - A liquid crystal lens including a plurality of electrodes and a substrate is provided. A plurality of parallel electric fields is formed by controlling the potentials of the electrodes, so as to speed up the mechanism for toppling the liquid crystal molecules. In other words, the liquid crystal lens has a high respond time. In addition, a plurality of active devices is disposed at the sides of the electrodes in the liquid crystal lens, in which the active devices are electrically connected to the electrodes. When the active devices are driven, a current is formed on the electrodes, so as to raise the temperature of the liquid crystal lens. Accordingly, the liquid crystal lens can be operated in a low temperature environment. | 03-29-2012 |
20120280657 | POWER GENERATING DEVICE - A power generating device includes a carrier module, a stator module, a rotor module and a power generating module. The stator module is assembled to the carrier module, and has a first circuit board and a plurality of driving coils. The rotor module is located in an electromagnetic field, and has a multipolar magnetic rotor and a rotating axle. A magnetic field of the multipolar magnetic rotor interacts with the electromagnetic field to make the rotor module rotating relative to the stator module, and make the multipolar magnetic rotor producing a varying magnetic field. The power generating module is located in the varying magnetic field, and has a second circuit board and a plurality of induction coils. The induction coils induct the varying magnetic field to output an induction circuit to the second circuit board. | 11-08-2012 |
Patent application number | Description | Published |
20100225586 | IMPACT FORCE FEEDBACK DEVICE AND INTERACTIVE SYSTEM USING THE SAME - An impact force feedback device and an interactive system using the same are provided, wherein a large impact force feedback is generated to provide a real force feedback sensation to the user. The impact force feedback device includes a housing, a magnet, and at least one actuator assembly. The housing carries the actuator assembly. The actuator assembly includes a guide rod device, a mass, and a coil. The guide rod device is disposed on the housing. The mass is disposed on the guide rod device in a sliding manner. The coil generates an electric field when a current is conducted through it. An electromagnetic force is generated by supplying the current in a direction orthogonal to a magnetic field. The electromagnetic force is supplied to the mass such that the mass moves on the guide rod device and impacts the housing to generate the unidirectional impact force feedback. | 09-09-2010 |
20120320585 | LIGHT ACTION ELEMENT MODULE, LIGHTING DEVICE, AND LIGHTING SYSTEM - A light action element module, a lighting device, and a lighting system are provided. The light action element module includes N×K light action elements, wherein adjacent light action elements are connected with each other. A detachable section is disposed between every two connecting light action elements. The light action elements are for separating into a plurality of combinations of the light action elements along at least a part of the detachable sections, or the light action elements are adapted to form a combination of the light action elements without separating, so as to produce different piecing-together manners, wherein N and K are positive integers, and N is greater than or equal to 2. | 12-20-2012 |
20140124373 | PARTICLE MANIPULATION SYSTEM AND PROJECTION DEVICE - A particle manipulation system and a projection device are provided. The projection device includes an image source and a projection lens. The image source provides an image beam. The projection lens is disposed on a light path of the image beam and includes a zoom lens set and a focusing lens set. The zoom lens set is disposed on the light path of the image beam from the image source and includes at least two lens groups disposed in sequence on the light path of the image beam. The focusing lens set is disposed on the light path of the image beam. The zoom lens set is disposed between the image source and the focusing lens set. A photoconductor chip is disposed on the light path of the image beam from the projection lens. | 05-08-2014 |
20140126039 | PROJECTION LENS, PROJECTION DEVICE AND OPTICALLY-INDUCED MICROPARTICLE DEVICE - A projection lens, a projection device and an optically-induced microparticle device are provided. The projection lens includes an aperture, a first and a second lens groups. The aperture, the first and the second lens groups are disposed on a projection path of an image. The aperture is between the first and the second lens groups. The first and the second lens groups are suitable for interchanging with each other to switch the magnification ratio. When in a first state, the first lens group is between the object and the aperture and the second lens group is between the aperture and a projection surface, herein the projection lens has a first magnification ratio. When in a second state, the first lens group is between the aperture and the projection surface, and the second lens group is between the object and the aperture, herein the projection lens has a second magnification ratio. | 05-08-2014 |
20140169527 | PHOTOACOUSTIC DETECTOR, PHOTOACOUSTIC BOARD AND DETECTOR USING THE PHOTOACOUSTIC BOARD - A photoacoustic detector, a photoacoustic board and a detector using the photoacoustic board are provided. The photoacoustic detector includes a X-ray transmitter, a X-ray receiver, a light module and an ultrasonic module. The X-ray transmitter is configured to transmit a X-ray to irradiate the object. The X-ray receiver is configured to receive an image beam generated after the object is irradiated by the X-ray. The light module is configured to provide light for illuminating the object to generate a first sonic wave signal. The sonic module is configured to receive the first sonic wave signal, transmit an sonic wave toward the object, and receive a second sonic wave signal generated after the object is interacted with the sonic wave. Therefore, a X-ray image, an ultrasonic image and a photoacoustic image are obtained via the photoacoustic detector. | 06-19-2014 |
20150070773 | VIRTUAL IMAGE DISPLAY APPARATUS - A virtual image display apparatus, adapted for medical surgical applications, with which a surgical device is operated is provided. The virtual image display apparatus includes at least one virtual image display module which is disposed in front of at least one eye of a user. The virtual image display module includes an image display unit and a beam splitting unit. The image display unit provides an image beam, wherein the image beam includes at least one type of surgical information. The beam splitting unit is disposed on the transmission path of the image beam and an object beam from an environment object. The beam splitting unit causes at least part of the object beam to be transmitted to the eye, and causes at least part of the image beam to be transmitted to the eye to display a virtual image. | 03-12-2015 |
Patent application number | Description | Published |
20100183235 | METHOD AND APPARATUS FOR DESIGNING RESTORATION FILTER, AND METHOD AND APPARATUS FOR RESTORING IMAGE USING THE RESTORATION FILTER - A method and an apparatus for designing an image restoration filter and a method and an apparatus for restoring an image by using the image restoration filter are provided. A test image is captured by an imaging system to obtain image information of the test image. The image restoration filter is then calculated according to original image information of the test image and the image information obtained by the imaging system through a numerical method, such that the obtained image information after being processed by the image restoration filter has a better similarity to the original image information. Thereafter, an image captured by the imaging system is processed by using the image restoration filter as a kernel, so as to resolve the problems of image blur and distortion caused by the optical path and the imaging system. | 07-22-2010 |
20100310165 | IMAGE RESTORATION METHOD AND APPARATUS - An image restoration method is disclosed. The method is used in an image restoration apparatus and configured to restore an image captured by an imaging system. The method includes capturing a scenery image by the imaging system and applying restoration processing to the scenery image using a plurality of restoration filters respectively corresponding to a plurality of depths, to generate a plurality of restored images respectively corresponding to the depths. | 12-09-2010 |
20110222734 | METHODS FOR EVALUATING DISTANCES IN A SCENE AND APPARATUS AND MACHINE READABLE MEDIUM USING THE SAME - A distance evaluation method for evaluating distances from an observation point to objects within an arbitrary detectable range in a scene is disclosed. The method includes the following steps. First, a focus distance is set to correspond to a lower or higher limit of a chosen detection range. Next, an image is then captured with an image acquisition system, wherein transfer function of the image acquisition system depends on the focus distance. The captured image of the scene is segmented. A blur metric is computed for each image segment of the captured image. The blur metric is associated with the distance of the objects from the observation point in each image segment. | 09-15-2011 |
20120181337 | BARCODE READING APPARATUS AND BARCODE READING METHOD - A barcode reading apparatus adapted to detect a barcode is provided. The barcode reading apparatus includes an imaging lens, an image sensor, and a barcode decoder. The imaging lens has a spherical aberration to extend a depth of field of the imaging lens. The imaging lens is configured to image the barcode onto the image sensor. The image sensor converts an image of the barcode into a barcode signal. The barcode decoder is configured to decode the barcode signal to obtain information represented by the barcode. A barcode reading method is also provided. | 07-19-2012 |
20130114883 | APPARATUS FOR EVALUATING VOLUME AND METHOD THEREOF - An apparatus for evaluating a volume of an object and a method thereof are provided. The provided apparatus and the method can precisely evaluate the volume of the object with a single camera, and the required evaluation time is short. Accordingly, shipping companies can utilize the most appropriate container or cargo space for each object to deliver, thereby reducing operation costs and optimizing the transportation fleet. | 05-09-2013 |
20130141731 | OPTICAL INTERFERENCE APPARATUS - An optical interference apparatus of detecting an object is provided. The optical interference apparatus includes a light source capable of emitting a light beam, an optical coupler, a reflector, a first lens set and a light sensing unit. The optical coupler is capable of dividing the light beam into a measuring sub-light beam and a reference sub-light beam. The reflector reflects the reference sub-light beam. The first lens set includes a first lens. The measuring sub-light beam is transmitted to the object. The object reflects or scatters a part of the measuring sub-light beam back to the first lens. The first lens is capable of extending a depth of field of the first lens set. The light sensing unit is adapted to detect an interference signal formed by the reference sub-light beam and the measuring sub-light beam. | 06-06-2013 |
20130169595 | RANGING APPARATUS, RANGING METHOD, AND INTERACTIVE DISPLAY SYSTEM - A ranging apparatus including an image sensor, an imaging lens, and a processor is provided. The imaging lens is configured to image an object on the image sensor to produce an image signal having at least one image parameter, wherein the at least one image parameter changes with a change of an object distance of the object. The processor is configured to determine the change of the object distance according to a change of the at least one image parameter. A ranging method and an interactive display system are also provided. | 07-04-2013 |
20130281858 | METHOD FOR INCREASING DEPTH OF FIELD AND ULTRASOUND IMAGING SYSTEM USING THE SAME - An ultrasound imaging system and methods thereof are provided. A method includes transmitting a plurality of energy signals coded by a first asymmetric phase element toward an object to be imaged, receiving a plurality of echo signals from the object to be imaged, respectively coding the received signals with a second asymmetric phase element, and reconstructing an image data set with an extended depth of field by decoding the received signals. The ultrasound imaging system includes a transmitter transmitting energy signals coded by a first asymmetric phase element toward an object to be imaged, and a receiver receiving echo signals from the object to be imaged, respectively coding the received signals with a second asymmetric phase element, and reconstructing an image data set with an extended depth of field by decoding the received signals. | 10-24-2013 |
20140168371 | IMAGE PROCESSING APPARATUS AND IMAGE REFOCUSING METHOD - An image refocusing method for use in an image processing apparatus is provided. The image processing apparatus has an image capturing unit and an image processing unit. The method has the following steps of: receiving lights of a scene via the image capturing unit to output a raw image having information of different views; rearranging the raw image from the image sensor to obtain multiple different view sub-images; performing a refocusing process to at least one specific view sub-image of the different view sub-images corresponding to a specific view to generate multiple refocused view images, wherein a first focusing position of the refocused view images is different from a second focusing position of the at least one specific view sub-image; and outputting the refocused view images to a stereoscopic display device. | 06-19-2014 |
Patent application number | Description | Published |
20080239861 | MEMORY AND OPERATION METHOD THEREOF - A memory and an operation method thereof are provided. The present invention divides memory banks of the memory into a plurality of memory groups, wherein each memory group has an independent driving power for providing an operating voltage to the corresponding memory bank in the memory group. The present invention specifies two tRRD times which are an inter-group interval and an intra-group interval. The intra-group interval is the minimum time interval between selecting one row of memory banks in a memory group to selecting another row in the memory banks of the same memory group and the inter-group interval is the minimum time interval between selecting one row of the memory banks in one memory group to selecting another row in a different memory group. Further, the inter-group interval is shorter than or equal to the intra-group interval. | 10-02-2008 |
20090251979 | METHOD FOR SUPPRESSING CURRENT LEAKAGE IN MEMORY - A method for suppressing a current leakage of a memory is provided. The memory at least includes a memory cell, an equalizing circuit, a current limiter, a word line and a pair of complementary bit lines. The method includes: having the memory cell entering a pre-charging mode; having the equalizing circuit and the current limiter being normally operated, so as for pre-charging the pair of complementary bit lines; applying a periodic control signal to the current limiter for controlling the current limiter to be either conducting or non-conducting, in which when the current limiter is non-conducting, a standby current leakage of the memory is suppressed, in which the standby current leakage is caused by a short circuit between the word line and the pair of complementary bit lines. | 10-08-2009 |
20090259820 | OPERATION METHOD FOR MEMORY - An operation method for a memory is provided. When the memory is under a reset mode, a main data line (MDQ) and a local data line (LDQ) of the memory is forced to be a logic high level. Then, the memory cells in the memory are turned on by choosing corresponding column selection lines (CSL) and corresponding word lines of the memory. Finally, the turned on memory cells are reset after the logic high level of the main data line and the local data line is written into the turned on memory cells. | 10-15-2009 |
20100188127 | SIGNAL ADJUSTING SYSTEM AND SIGNAL ADJUSTING METHOD - A signal adjusting system includes: a signal generating device for generating a plurality of output signals according to a plurality of pre-output signals, a plurality of signal transmitting paths being coupled to the signal generating device for transmitting the plurality of output signals; and a controlling device coupled to the plurality of signal transmitting paths for receiving a first transmitted signal corresponding to a first output signal and a second transmitted signal corresponding to a second output signal, and detecting a phase different between the first transmitted signal and the second transmitted signal to generate a detected result to the signal generating device, wherein the signal generating device adjusts the phase difference between the first output signal and the second output signal according to the detected result. | 07-29-2010 |
20100192009 | OPERATION METHOD OF SUPPRESSING CURRENT LEAKAGE IN A MEMORY AND ACCESS METHOD FOR THE SAME - A method for suppressing current leakage in a memory includes a column redundancy evaluation which is executed when a memory is powered on so as to find out a failed memory unit of the memory. A current path between the failed memory unit and a pre-charging power source is disconnected according to the column redundancy evaluation result. Thus, bit lines in the failed memory cells are not pre-charged to avoid current leakage occurred between bit lines and word lines in the failed memory cells. | 07-29-2010 |
20140146597 | DYNAMIC RANDOM ACCESS MEMORY APPARATUS - The present invention provides a dynamic random access memory apparatus includes a first chip and a second chip. The first chip includes a plurality of memory cells and a plurality of through-silicon vias (TSVs). The plurality of memory cells are arranged in an array. First terminals of the TSVs are respectively coupled to the memory cells. The first chip and the second chip are overlapped, the second chip includes a plurality storage capacitors. Second terminals of the TSVs are respectively coupled to the storage capacitors storage capacitors. | 05-29-2014 |
Patent application number | Description | Published |
20100046408 | Apparatus and Method for Power-Saving in Multiple Antenna Communication System - A multiple-antenna transceiver in the present invention includes a frame controller and circuitry for transmitting and receiving. The transmitting component includes a sequence selection circuit, a MIMO modulation and coding circuit, and numerous TX RFE and AFE circuits. The receiving component includes a MIMO demodulation and decoding circuit, a sequence separation circuit, and numerous RX RFE and AFE circuits. The frame controller can enable and disable the TX and RX RFE and AFE circuits individually so as to reduce power consumption of the whole system. | 02-25-2010 |
20120082273 | CHANNEL QUALITY DETERMINING CIRCUIT AND RELATED METHOD THEREOF - A channel quality determining circuit includes a receiving circuit and a determining circuit. The receiving circuit is used for receiving a header of at least one packet transmitted in a signal transmitting channel. The determining circuit is coupled to the receiving circuit, and used for determining if a channel quality of the signal transmitting channel satisfies a predetermined quality standard according to the header of at least one packet. | 04-05-2012 |
20120108301 | Apparatus and Method for Power-Saving in Multiple Antenna Communication System - A multiple-antenna transceiver in the present invention includes a frame controller and circuitry for transmitting and receiving. The transmitting component includes a sequence selection circuit, a MIMO modulation and coding circuit, and numerous TX RFE and AFE circuits. The receiving component includes a MIMO demodulation and decoding circuit, a sequence separation circuit, and numerous RX RFE and AFE circuits. The frame controller can enable and disable the TX and RX RFE and AFE circuits individually so as to reduce power consumption of the whole system. | 05-03-2012 |
20130077655 | COMMUNICATION DEVICE WITH INTELLIGENT FREQUENCY HOPPING CHANNEL SELECTION CAPABILITY - A communication device is disclosed, having a transceiving circuit, a timer circuit, and a control circuit. The transceiving circuit is used to transceive frequency hopping signals according to at least part of good channels in a channel map. The timer circuit is used to calculate a timespan of one or more communication intervals in which the transceiving circuit transceives the frequency hopping signals. The control circuit is used to compare the timespan with a time threshold to determine whether signal transmission tests with one or more bad channels in the channel map should be performed to update the channel map. | 03-28-2013 |
20130281144 | CHANNEL SELECTION METHOD USING CHANNEL QUALITY INFORMATION OF NEIGHBORING CHANNELS AND RELATED CHANNEL SELECTION DEVICE - A channel selection method includes steps of generating a plurality of test carriers on a plurality of different candidate channels, respectively; obtaining a plurality of channel quality information corresponding to the plurality of test carriers, respectively; generating a test result according to the plurality of channel quality information; and selecting a target channel from the plurality of candidate channels according to the test result. | 10-24-2013 |
20130308731 | WIRELESS LAN COMMUNICATION DEVICE, RELEVANT SIGNAL PROCESSING CIRCUIT, AND METHOD THEREOF - A wireless LAN communication device includes an amplifying circuit, an interference detection circuit, a false alarm counting circuit, and a control circuit. The amplifying circuit is configured to operably provide a gain to wireless signals. The interference detection circuit is configured to operably detect adjacent channel interference signals to generate a detection result. The false alarm counting circuit is configured to operably calculate a number of false alarms incurred by the adjacent channel interference signals. The control circuit is configured to operably configure the gain of the amplifying circuit according to the detection result and the number of false alarms. | 11-21-2013 |
20140064115 | BANDWIDTH SELECTION METHOD - A bandwidth selection method includes capturing at least one first quality information corresponding to a first bandwidth, computing at least one first threshold value according to the at least one first quality information and at least one first weighting index, capturing at least one second quality information corresponding to a second bandwidth, comparing the first threshold value with the second quality information to obtain a first comparison result, and selecting one of the first bandwidth and the second bandwidth as a used bandwidth of a filter according to the first comparison result. | 03-06-2014 |
20140169195 | Wireless transmission rate adjustment method - The present invention discloses a wireless transmission rate adjustment method for adjusting the wireless transmission rate of a wireless transmission device. The method comprises: having the wireless transmission device enter a try state from a normal state; under the try state, transmitting a plurality of test packets according to a first modulation and coding scheme (MCS) and determining whether the transmission is successful in accordance with a predetermined condition; if the transmission is successful with the first MCS, returning to the normal state and transmitting data with the first MCS; if the transmission is unsuccessful with the first MCS, staying in the try state and transmitting a plurality of test packets according to a second MCS, and then determining whether the transmission is successful in accordance with the predetermined condition; if the transmission is successful with the second MCS, returning to the normal state and transmitting data with the second MCS; and if the transmission is failed with the second MCS, returning to the normal state and transmitting data at an original transmission rate or with the first MCS. | 06-19-2014 |
20140341263 | CALIBRATION METHOD PERFORMING SPECTRUM ANALYSIS UPON TEST SIGNAL AND ASSOCIATED APPARATUS FOR COMMUNICATION SYSTEM - A calibration method for calibrating a communication system includes: generating a test signal at a transmitter; configuring at least one calibration coefficient at the transmitter; configuring at least one calibration coefficient at the receiver; transmitting the test signal to a receiver via the calibration coefficient; performing a spectrum analysis upon the test signal received by the receiver to generate a spectrum analysis result; and adjusting the calibration coefficient according to the spectrum analysis result to calibrate the transmitter. In addition, a calibration method is also provided for calibrating a receiver of a communication system, and related calibration apparatuses are further provided. | 11-20-2014 |
20150042497 | Communication device and method capable of power calibration - The present invention discloses a communication device and a communication method capable of power calibration. Said communication device comprises: a digital circuit to provide a digital output signal; a detection circuit to perform a predetermined detection and generate a detection result; a control circuit to generate a digital-end and an analog-end gain adjustment signals according to the detection result; a digital-end gain adjustment circuit to adjust the gain of the digital output signal according to the digital-end gain adjustment signal and generate a digital gain-adjusted output signal; a digital-to-analog converter to generate an analog output signal according to the digital gain-adjusted output signal; and an analog circuit to adjust the gain of the analog output signal according to the analog-end gain adjustment signal and generate an analog gain-adjusted output signal, wherein the detection circuit is operable to detect the influence caused by a peripheral factor to the analog circuit. | 02-12-2015 |
20150078488 | WIRELESS COMMUNICATION APPARATUS FOR CONTROLLING MULTI-ANTENNA MODULE AND RELATED METHOD THEREOF - A wireless communication apparatus for coupling to a multi-antenna module comprising a plurality of antennas, the wireless communication apparatus includes: a switching circuit, arranged for selectively changing the connected relations of the plurality of antennas according to a switching signal, so as to make the multi-antenna module generating a plurality of antenna combinations; and a receiving module, coupled to the switching circuit, including: a signal intensity measurement circuit, arranged for measuring signal intensity of a wireless packet received through the plurality of antenna combinations, so as to generate a plurality of measurement results; and an antenna switching determination circuit, during a training state, arranged for choosing a first comparison group comprising at least two antenna combinations from the plurality of antenna combinations for receiving the wireless packet, and determining a better antenna combination according to measurement results of the first comparing group. | 03-19-2015 |
Patent application number | Description | Published |
20090052292 | Method and system for signal gain control in optical disc drives - A signal gain control method and system for use in optical disc drives to prevent undesirable saturation occurrences in circuit operations. The method includes fetching a preset reading front monitor diode signal and a preset gain controlling signal for reading; generating a front monitor diode signal by a front monitor diode signal conversion circuit; calculating a gain controlling signal based on the preset gain controlling signal for reading, the preset reading front monitor diode signal, and the front monitor diode signal by a signal processor; adjusting a gain for detection signals according to the gain controlling signal by a gain adjustment unit; and generating control signals according to the adjusted detection signals by a pre-amp module. | 02-26-2009 |
20090059740 | WRITABLE ADDRESS LOCATING METHODS AND OPTICAL RECORDING APPARATUS UTILIZING THE SAME - An optical recording apparatus for recording data to an optical storage medium. An optical pickup unit emits a light beam to a recording region of the optical storage medium, and receives the light beam reflected from the recording region. A sled mechanism moves the optical pickup unit in a predetermined direction. A processor obtains a boundary between a recorded region and an unrecorded region on the optical storage medium according to the reflected light beam, and obtains a recording address corresponding to the unrecorded region next to the boundary. | 03-05-2009 |
20090067304 | OPTICAL RECORDING APPARATUS AND CONTROL METHODS THEREOF - An optical recording apparatus. A laser diode driver performs optimum power calibration according to a predetermined target value to obtain reference recording power, and adjusts the reference recording power to obtain testing recording power settings. A signal process device obtains recording qualities respectively in predetermined test regions of an optical storage medium corresponding to the reference recording power and the testing recording power settings. A processor obtains an optimum recording power according to the recording quality, obtains an optimum target value corresponding to the optimum recording power. The optimum target value is then used for data recording. | 03-12-2009 |
20090245051 | METHOD AND APPARATUS FOR LASER CONTROL DURING RECORDING - The invention relates to recording on a medium, and in particular, to laser control during recording data on an optical medium. A laser control method for dynamically adjusting laser power during recording data onto an optical disc comprises: recording normal data onto the optical disc according to an initial laser power; stopping recording when a trigger is generated; reading back the recorded normal data and generating a first recording quality index; recording a test pattern at a test pattern starting point according to a selected laser power; reading back the test pattern and generating a second recording quality index; and determining an adaptive laser power to continually record the normal data according to the first recording quality index and the second recording quality index. | 10-01-2009 |
Patent application number | Description | Published |
20090236665 | SEMICONDUCTOR DEVICE AND FABRICATION METHOD THEREOF - A semiconductor device and a fabrication method thereof are provided. The semiconductor device includes a semiconductor substrate which comprise a first type well and a second type well, and a plurality of junction regions therebetween, wherein each of the junction regions adjoins the first and the second type wells. A gate electrode disposed on the semiconductor substrate and overlies at least two of the junction regions. A source and a drain are in the semiconductor substrate oppositely adjacent to the gate electrode. | 09-24-2009 |
20090236681 | SEMICONDUCTOR DEVICE AND FABRICATION METHOD THEREOF - A method for fabricating a semiconductor device is provided. A substrate comprising a P-well is provided. A low voltage device area and a high voltage device area are defined in the P-well. A photoresist layer is formed on the substrate. A photomask comprising a shielding region is provided. The shielding region is corresponded to the high voltage device area. A pattern of the photomask is transferred to the photoresist layer on the substrate by a photolithography process using the photomask. A P-type ion field is formed outside of the high-voltage device area by selectively doping P-type ions into the substrate using the photoresist layer as a mask. | 09-24-2009 |
20110062500 | SEMICONDUCTOR DEVICE AND FABRICATION METHOD THEREOF - A semiconductor device and a fabrication method thereof are provided. The semiconductor device includes a semiconductor substrate which comprise a first type well and a second type well, and a plurality of junction regions therebetween, wherein each of the junction regions adjoins the first and the second type wells. A gate electrode disposed on the semiconductor substrate and overlies at least two of the junction regions. A source and a drain are in the semiconductor substrate oppositely adjacent to the gate electrode. | 03-17-2011 |
20120056295 | SEMICONDUCTOR DEVICE AND FABRICATION METHOD THEREOF - A method for fabricating a semiconductor device is provided. A substrate comprising a P-well is provided. A low voltage device area and a high voltage device area are defined in the P-well. A photoresist layer is formed on the substrate. A photomask comprising a shielding region is provided. The shielding region is corresponded to the high voltage device area. A pattern of the photomask is transferred to the photoresist layer on the substrate by a photolithography process using the photomask. A P-type ion field is formed outside of the high-voltage device area by selectively doping P-type ions into the substrate using the photoresist layer as a mask. | 03-08-2012 |
Patent application number | Description | Published |
20110018018 | SEMICONDUCTOR CHIP PACKAGE STRUCTURE FOR ACHIEVING ELECTRICAL CONNECTION WITHOUT USING WIRE-BONDING PROCESS AND METHOD FOR MAKING THE SAME - A semiconductor chip package structure for achieving electrical connection without using wire-bonding process includes an insulative substrate unit, a package unit, a semiconductor chip, a first conductive unit, an insulative unit and a second conductive unit. The package unit is disposed on the insulative substrate unit to form a receiving groove. The semiconductor chip is received in the receiving groove. The semiconductor chip has a plurality of conductive pads. The first conductive unit has a plurality of first conductive layers formed on the package body, and one side of each first conductive layer is electrically connected to each conductive pad. The insulative unit has an insulative layer formed between the first conductive layers in order to insulate the first conductive layers from each other. The second conductive unit has a plurality of second conductive layers respectively formed on another sides of the first conductive layers. | 01-27-2011 |
20110018019 | SEMICONDUCTOR CHIP PACKAGE STRUCTURE FOR ACHIEVING FLIP-CHIP TYPE ELECTRICAL CONNECTION WITHOUT USING WIRE-BONDING PROCESS AND METHOD FOR MAKING THE SAME - A semiconductor chip package structure for achieving flip-chip electrical connection without using a wire-bonding process includes a package unit, a semiconductor chip, a first insulative layer, first conductive layers, a second insulative layer, and second conductive layers. The package unit has a receiving groove. The semiconductor chip is received in the receiving groove and has a plurality of conductive pads disposed on its top surface. The first insulative layer is formed between the conductive pads to insulate the conductive pads. The first conductive layers are formed on the first insulative layer and the package unit, and one side of each first conductive layer is electrically connected to the corresponding conductive pad. The second insulative layer is formed between the first conductive layers in order to insulate the first conductive layers from each other. The second conductive layers are respectively formed on the other opposite sides of the first conductive layers. | 01-27-2011 |
20110229991 | SEMICONDUCTOR CHIP PACKAGE STRUCTURE FOR ACHIEVING FLIP-CHIP TYPE ELECTRICAL CONNECTION WITHOUT USING WIRE-BONDING PROCESS AND METHOD FOR MAKING THE SAME - A semiconductor chip package structure for achieving flip-chip electrical connection without using a wire-bonding process includes a package unit, a semiconductor chip, a first insulative layer, first conductive layers, a second insulative layer, and second conductive layers. The package unit has a receiving groove. The semiconductor chip is received in the receiving groove and has a plurality of conductive pads disposed on its top surface. The first insulative layer is formed between the conductive pads to insulate the conductive pads. The first conductive layers are formed on the first insulative layer and the package unit, and one side of each first conductive layer is electrically connected to the corresponding conductive pad. The second insulative layer is formed between the first conductive layers in order to insulate the first conductive layers from each other. The second conductive layers are respectively formed on the other opposite sides of the first conductive layers. | 09-22-2011 |
Patent application number | Description | Published |
20110080324 | SINGLE-BAND ANTENNA - A single-band antenna, comprising: a substrate; a first radiation unit; a conductive material; an impedance matching circuit; a signal feed-in terminal; a second radiation unit; and a wire connecting unit. Therefore, the single-band antenna can be miniaturized to be installed with or inside a compact wireless transmission device with enhanced transceiving performance. | 04-07-2011 |
20110148726 | DUAL BAND ANTENNA - A dual band antenna includes a grounding portion, a connection portion, a radiating portion, a radiating groove and a feeding portion. The connection portion has a top side and a bottom side disposed relatively, and has a first edge side and a second edge side connected to the top side and the bottom side. The bottom side of the connecting portion is connected with the grounding portion. The radiation portion is protruded from the first edge side of the connecting portion and neighboring to the top side of the connecting portion. The radiation groove is disposed on the inside of the connecting portion and neighboring to the second edge side and bottom side of the connecting portion, and has a opening located on the first edge side of the connecting portion. The feeding portion is formed on the connecting portion and neighboring to the opening of the radiation groove. The radiation portion is operated at a first band width and the radiation groove is operated at a second band width to make the dual band antenna of this invention work in two different bands. | 06-23-2011 |
20130009824 | INVERTED-F ANTENNA - An improved inverted-F antenna, adapted for wireless communication devices, is disclosed, which comprises: a ground plane; a pin, coupled to a side of the ground plane while extending vertically upward therefrom; a first radiation unit, connected to an end of the pin that is not connected to the ground plane while enabling the periphery of the same to align with the periphery of the ground plane. Moreover, the inverted-F antenna is further comprised of: a second radiation unit, connected to the end of the first radiation unit that is not connected to the pin while enabling the same to be enveloped within the periphery of the ground plane, and being shaped like a fan tapering toward the end thereof that is connected to the first radiation unit; and a feed point, disposed extendingly from an end of the first radiation unit for feeding electrical signals. | 01-10-2013 |
Patent application number | Description | Published |
20100268490 | LIQUID MEASUREMENT SYSTEM AND METHOD THEREOF - A liquid measurement system detects a surplus status of a liquid fuel in a fuel cell. The liquid measurement system includes a storage device, two electrodes, a charging and discharging circuit, and a processing unit. The storage device has a containing space for storing the liquid fuel and disposed between the electrodes. The electrodes are oppositely disposed on the outer surface of the storage device to form a capacitor. The charging and discharging circuit is electrically connected to the electrodes to cyclically charge/discharge the capacitor between a first voltage and a second voltage to generate an output signal. The processing unit is electrically connected to the charging and discharging circuit to receive the output signal and obtains a wave number of the output signal within a specific time interval to determine the surplus status of the liquid fuel in the containing space. | 10-21-2010 |
20110175445 | FUEL CELL SYSTEM AND POWER MANAGEMENT METHOD THEREOF - A fuel cell system including a fuel cell power-generating part, a state detector, a charging circuit, a secondary cell, a control unit, a first internal load power supply circuit, a second internal load power supply circuit, a path selection circuit, an internal load, and an external load power supply circuit is provided. The first internal load power supply circuit and the charging circuit are coupled to the fuel cell power-generating part. The secondary cell is coupled between the charging circuit and the second internal load power supply circuit. The path selection circuit determines whether the first internal load power supply circuit or the second internal load power supply circuit provides power to the internal load according to a first electric power of the fuel cell power-generating part that is detected by the state detector, so as to reduce energy consumption. | 07-21-2011 |
20110181113 | FUEL CELL SYSTEM AND POWER MANAGEMENT METHOD THEREOF - A fuel cell system including a fuel cell power generator, a first state detecting unit, an electronic load circuit, an external load power supply circuit, a secondary battery, a charge module, and a control unit is provided. The first state detecting unit detects an output voltage and an output power of the fuel cell power generator. The electronic load circuit performs a current-sinking operation on the fuel cell power generator. The external load power supply circuit receives a power from the fuel cell power generator and supplies the power to an external load. The control unit controls the current-sinking operation of the electronic load circuit according to the detection result of the first state detecting unit, so as to adjust the output voltage of the fuel cell power generator and enable at least one of the electronic load circuit, the charge module, and the external load power supply circuit. | 07-28-2011 |
20120062126 | ILLUMINATION DEVICE AND METHOD CONTROLLING THE SAME - An illumination device and a method controlling the same are provided. The illumination device produces a pulse width modulation signal to control an illumination light source of the illumination device. The illumination light source is used to illuminate an environment. A driver of the illumination device provides a current to the illumination light source so the illumination light source emits light and a light detecting element of the illumination device detects a first brightness in the environment when the pulse width modulation signal is at high potential. The driver stops providing the current to the illumination light source and the light detecting element detects a second brightness in the environment when the pulse width modulation signal is at low potential. Thus, through a single light detecting element, two different levels of brightness in the illuminated environment are detected. | 03-15-2012 |
Patent application number | Description | Published |
20100239130 | SYSTEM AND METHOD FOR PERFORMING RAPID FACIAL RECOGNITION - A system and a method for performing rapid facial recognition are provided. The rapid facial recognition system includes an image capture device, a broadcasting feature computing unit and several response recognition computing units scattered on the network. Each of the broadcasting feature computing unit and the response recognition computing units includes a feature recognition module, wherein the broadcasting feature computing unit further includes a feature extraction module and an identification module. The image capture device captures a facial image, and the feature extraction module extracts features of the facial image to generate a set of feature data that is broadcasted to the response recognition computing units. The feature recognition modules, in accordance with the set of the feature data and their classes allocated, perform distributed facial recognition for generating recognition results as a response. The identification module identifies the recognition results to accomplish the recognition of an individual's identity. | 09-23-2010 |
20110140892 | SYSTEM AND METHOD FOR DETECTING MULTI-LEVEL INTRUSION EVENTS AND COMPUTER PROGRAM PRODUCT THEREOF - A system and a method for detecting multi-level intrusion events are provided. The system includes an area recognition module and an area classification module. The area recognition module performs a geometric topology operation to recognize a plurality of areas in a ground plane that has a plurality of boundaries and a plurality of gates, and each of the areas is constituted of at least one of the boundaries and at least one of the gates. The area classification module defines a plurality of security levels and classifies each of the areas recognized by the area recognition module as one of the security levels. Accordingly, the system is able to automatically recognize the areas in the ground plane, set the security levels of the areas, and generate the corresponding detection areas and tripwires according to the security levels of the areas. | 06-16-2011 |
20120154604 | CAMERA RECALIBRATION SYSTEM AND THE METHOD THEREOF - The invention discloses a camera recalibration system and the method thereof. The camera recalibration system includes a first camera, which is to be recalibrated, for capturing image; an image processing unit comprising a storage unit for storing a first image and a second image, the second image being captured by the first camera; and a computing unit for measuring camera motion from the first image to the second image and computing calibration information corresponding to the camera motion; and a display unit for presenting the calibration information. | 06-21-2012 |
20130156301 | METHOD AND SYSTEM FOR RECOGNIZING IMAGES - A method and a system for recognizing at least one testing image according to classes are provided, wherein each of the classes includes sample images. The method includes generating an average image of each class according to the sample images, generating a feature enhancement mask according to differences between the average images of the classes, enhancing the sample images of each class by using the feature enhancement mask to generate a plurality of enhanced sample images corresponding to each class, and training a classifier according to the enhanced sample images of each class. The method also includes enhancing the at least one testing image by using the feature enhancement mask to generate an enhanced testing image, classifying the enhanced testing image into one of the classes by using the classifier, and recognizing that the testing image belongs to the classified class. Thereby, this method can effectively recognize the testing image. | 06-20-2013 |
20130307979 | METHOD AND SYSTEM FOR INTEGRATING MULTIPLE CAMERA IMAGES TO TRACK A VEHICLE - A method and a system for integrating multiple camera images to track a vehicle are provided. In the method, a security request of a vehicle to be tracked is received from a user, in which the security request comprises registration information and position information of the vehicle. Next, images captured by multiple cameras in a specific range around a location of the position information are retrieved. The retrieved images are analyzed according to the registration information, so as to recognize the images comprising the vehicle. Finally, a message is issued when the images comprising the vehicle are recognized. | 11-21-2013 |
20140334520 | DETACHED-TYPE TEMPERATURE INDICATOR AND METHOD FOR USING THE SAME - A detached-type temperature indicator and method for using the same is disclosed. The indicator includes a temperature sensing module and a temperature display module. These two modules are separated apart with a distance, and the temperature change sensed by the temperature sensing module can be displayed on the separate temperature display module without using any power sources. This indicator is suitable for observing the magnetic sensing patterns which reflect the temperature variations within the package from the exterior of the package without opening the package. Also, this indicator may be used repeatedly. | 11-13-2014 |
Patent application number | Description | Published |
20110157592 | SURFACE PLASMON RESONANCE UNIT AND INSPECTION SYSTEM USING THE SAME - The present invention provides a surface plasmon resonance (SPR) unit having at least one microfluidic channel with grating structures embedded in so that a grating-coupled surface plasmon resonance can be induced by an incident light while fluid in the microfluidic channel contacts or flows through the grating area. The induced variation of optical signal due to the SPR effect is analyzed for performing bio-screening and assay of bioaffinity reaction. Meanwhile, present invention further provides an SPR inspection system possessing a rotation power to the SPR unit such that the SPR unit is capable of rotating and thereby generating a centrifugal force for driving the flow inside the microfluidic channels so as to achieve the label-free and high throughput SPR inspection system with low-cost. | 06-30-2011 |
20120277123 | APPARATUS AND METHOD FOR MANUFACTURING MICROARRAY BIOCHIP - An apparatus of manufacturing a microarray biochip including a spinning platen, at least one carrier and at least one substrate is provided. The carrier is disposed on the spinning platen and includes at least one micro-channel having an input terminal and an output terminal. The substrate is attached on the output terminal of the micro-channel of the carrier. A method of manufacturing a microarray biochip with said apparatus is also provided. A sample is injected into the micro-channel through the input or the output terminal. The spinning platen is powered-on to provide a centrifugal force to the carrier, such that the sample is flowed toward the output terminal from the input terminal, and then is immobilized on the surface of the substrate. | 11-01-2012 |
20130202460 | FLUIDICS PUMPING DEVICE - A fluidics pumping device including a body and a driving assembly is provided. The body has a chamber, a channel, an inlet and an outlet. The channel goes through the chamber and connects with the inlet and the outlet. The driving assembly is disposed in the chamber, and the driving assembly has a contact surface exposed in the channel. The contact surface is suitable for moving along an extension direction of the channel, for driving a fluid in the channel. | 08-08-2013 |
20130299587 | OPTICAL REGISTRATION CARRIER - A carrier with the optical registration function is disclosed. The carrier allows the registration of inspected results of the sampling images of the sample to the corresponding address codes of the address coding site of the carrier. | 11-14-2013 |
Patent application number | Description | Published |
20080266229 | PIXEL STRUCTURE AND DRIVING METHOD THEREOF - A pixel structure includes a first scan line, a second scan line, a third scan line, a data line, a first thin film transistor (TFT), a second TFT, a third TFT, a first pixel electrode and a second pixel electrode. Particularly, the second scan line and the third scan line are electrically connected with each other. The first TFT is electrically connected with the first scan line and the data line. The second TFT is electrically connected with the first TFT and the second scan line. Furthermore, the third TFT is electrically connected with the third scan line and the data line. In addition, the first pixel electrode and the second pixel electrode are respectively electrically connected with the second TFT and the third TFT. | 10-30-2008 |
20090111199 | Method of manufacturing flat panel display - The present invention relates to a method for manufacturing a flat panel display. Herein, the same mask is used to form contact holes and pixel electrodes in the display substrate. Hence, the number of masks needed for manufacturing the flat panel display can be reduced to decrease the manufacturing cost. | 04-30-2009 |
20100273283 | METHOD OF MANUFACTURING FLAT PANEL DISPLAY - The present invention relates to a method for manufacturing a flat panel display. Herein, the same mask is used to form contact holes and pixel electrodes in the display substrate. Hence, the number of masks needed for manufacturing the flat panel display can be reduced to decrease the manufacturing cost. | 10-28-2010 |
Patent application number | Description | Published |
20100143765 | FUEL CELL STACK - A fuel cell stack including a first end plate, a second end plate, at least a fuel cell, a first current collector and a second current collector is provided. The first end plate includes a first end plate structure component, which is combined with a first end plate manifold component. The second end plate includes a second end plate structure component, which is combined with a second end plate manifold component. The first and the second end plate manifold components are placed between the first and the second end plate structure components, while the fuel cell is disposed between the first and the second end plate manifold components. The first current collector is disposed between the first end plate manifold component and the fuel cell. The second current collector is disposed between the second end plate manifold component and the fuel cell. | 06-10-2010 |
20110123906 | METHOD FOR FABRICATING BI-POLAR PLATE OF FUEL CELL AND BI-POLAR PLATE OF FUEL CELL - A method for fabricating a bi-polar plate of a fuel cell and the bi-polar plate thereof are presented. A graphite film is formed first. Next, a polymeric material added with electrically conductive powder is coated on a surface of a metal substrate. The graphite film is disposed on the polymeric material and the polymeric material is hardened to form an adhesive layer, such that the graphite film is attached on the surface of the metal substrate. | 05-26-2011 |
20110159407 | FUEL CELL FLUID FLOW FIELD PLATE AND METHOD FOR FORMING THE SAME - According to embodiments of the invention, a fuel cell fluid flow field plate is provided. The fuel cell fluid flow field plate includes a flexible substrate including a fluid distribution zone having at least one flow channel, a manifold penetrating the flexible substrate and next to the fluid distribution zone, an upward extending portion extending upward at a position near an interface between the manifold and the fluid distribution zone, wherein a bend angle is between the upward extending portion and the fluid distribution zone, and the upward extending portion has at least one through-hole penetrating through the flexible substrate to expose the manifold, and a cover extending portion linking with the upward extending portion and covering a portion of the fluid distribution zone. | 06-30-2011 |
20110177429 | FLUID FLOW PLATE OF A FUEL CELL - A fluid flow plate of a fuel cell includes a main body and a supporting frame. The main body includes a plurality of fluid channels and an opening, wherein the fluid channels converge at the opening. The supporting frame, mounted on the periphery of the opening, is annular shaped and frames the fluid channels. The supporting frame includes a pair of supporting walls respectively disposed on two sides of the fluid channels. | 07-21-2011 |
20130295493 | METHOD FOR FORMING FUEL CELL FLUID FLOW FIELD PLATE - According to embodiments of the invention, a fuel cell fluid flow field plate is provided. The fuel cell fluid flow field plate includes a flexible substrate including a fluid distribution zone having at least one flow channel, a manifold penetrating the flexible substrate and next to the fluid distribution zone, an upward extending portion extending upward at a position near an interface between the manifold and the fluid distribution zone, wherein a bend angle is between the upward extending portion and the fluid distribution zone, and the upward extending portion has at least one through-hole penetrating through the flexible substrate to expose the manifold, and a cover extending portion linking with the upward extending portion and covering a portion of the fluid distribution zone. | 11-07-2013 |
20140000783 | METHOD FOR FABRICATING BI-POLAR PLATE OF FUEL CELL | 01-02-2014 |
Patent application number | Description | Published |
20090045463 | ACTIVE DEVICE ARRAY SUBSTRATE - An active device array substrate including a substrate, a plurality of pixel units, a plurality of driving lines, a plurality of common lines, an electrostatic discharge (ESD) protection circuit, and a plurality of switch elements is provided. The substrate has a display region and a peripheral region adjacent to the display region. The pixel units are arranged as an array in the display region of the substrate. The driving lines are disposed in the display region and the peripheral region and are electrically connected to the pixel units. The common lines are disposed in the display region and are extended into the peripheral region. The ESD protection circuit is disposed in the peripheral region of the substrate. The switch elements are disposed in the peripheral region, wherein each of the switch elements is electrically connected between one of the common lines and the ESD protection circuit. | 02-19-2009 |
20100053489 | PIXEL ARRAY SUBSTRATE - A pixel array substrate includes a pixel region and a circuit region adjacent to the pixel region. A plurality of display pixel units are disposed in the pixel region and a plurality of dummy pixel units are disposed in the circuit region. Each of the dummy pixel units includes a data line, a scan line, a plurality of switching elements and a plurality of pixel electrodes. The switching elements are electrically connected to the scan line and data line. The pixel electrodes are electrically connected to the switching elements. Particularly, electrostatic currents in the pixel region can be dissipated by the dummy pixel units in the circuit region. The dummy pixel units preserve the continuity of electricity in the pixel array substrate and function as an inner short ring. Therefore, the area of the circuit region on the pixel array substrate is larger. | 03-04-2010 |
20110090194 | PIXEL ARRAY AND DISPLAY PANEL HAVING THE SAME - A pixel array including a plurality of pixel structures is provided. At least one of the pixel structures has a scan line, a data line, an active device, a pixel electrode, a readout line, an electro-magnetic interference (EMI) shielding layer and a sensing device. The scan line and the data line are disposed on a substrate. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The readout line is disposed above or below a data line. The EMI shielding layer covers the data line, and is between the readout line and the data line. The sensing device is electrically connected to the scan line and the readout line. | 04-21-2011 |
20120275133 | LASER POINTER - A laser pointer suitable for a touch display panel is provided. The laser pointer includes a main body, a laser diode and a wave plate. The main body has a containing space. The laser diode is disposed in the containing space and has a light emitting end. The wave plate is disposed on the light emitting end, wherein the laser diode is suitable for emitting a laser beam having linear polarization from the light emitting end, and the wave plate is suitable for transforming the laser beam having linear polarization into a laser beam having circular polarization, such that the laser beam is suitable for being an input signal for the touch display panel. | 11-01-2012 |
20130050600 | PIXEL ARRAY SUBSTRATE - A pixel array substrate includes a pixel region and a circuit region adjacent to the pixel region. A plurality of display pixel units are disposed in the pixel region and a plurality of dummy pixel units are disposed in the circuit region. Each of the dummy pixel units includes a data line, a scan line, a plurality of switching elements and a plurality of pixel electrodes. The switching elements are electrically connected to the scan line and data line. The pixel electrodes are electrically connected to the switching elements. Particularly, electrostatic currents in the pixel region can be dissipated by the dummy pixel units in the circuit region. The dummy pixel units preserve the continuity of electricity in the pixel array substrate and function as an inner short ring. Therefore, the area of the circuit region on the pixel array substrate is larger. | 02-28-2013 |
20130056760 | PIXEL ARRAY SUBSTRATE - A pixel array substrate includes a pixel region and a circuit region adjacent to the pixel region. A plurality of display pixel units are disposed in the pixel region and a plurality of dummy pixel units are disposed in the circuit region. Each of the dummy pixel units includes a data line, a scan line, a plurality of switching elements and a plurality of pixel electrodes. The switching elements are electrically connected to the scan line and data line. The pixel electrodes are electrically connected to the switching elements. Particularly, electrostatic currents in the pixel region can be dissipated by the dummy pixel units in the circuit region. The dummy pixel units preserve the continuity of electricity in the pixel array substrate and function as an inner short ring. Therefore, the area of the circuit region on the pixel array substrate is larger. | 03-07-2013 |
20130056761 | PIXEL ARRAY SUBSTRATE - A pixel array substrate includes a pixel region and a circuit region adjacent to the pixel region. A plurality of display pixel units are disposed in the pixel region and a plurality of dummy pixel units are disposed in the circuit region. Each of the dummy pixel units includes a data line, a scan line, a plurality of switching elements and a plurality of pixel electrodes. The switching elements are electrically connected to the scan line and data line. The pixel electrodes are electrically connected to the switching elements. Particularly, electrostatic currents in the pixel region can be dissipated by the dummy pixel units in the circuit region. The dummy pixel units preserve the continuity of electricity in the pixel array substrate and function as an inner short ring. Therefore, the area of the circuit region on the pixel array substrate is larger. | 03-07-2013 |
20130201085 | PIXEL STRUCTURE OF ORGANIC ELECTROLUMINESCENCE DEVICE - A pixel structure of an organic electroluminescence device includes a scan line, and a data line, a bias line and a readout line on a substrate, a first switch device, a capacitor, a driving device, an organic light emitting device, a second switch device and a photo sensor device. The first switch device is electrically connected to the scan line and the data line. The capacitor is electrically connected to the first switch device and the bias line. The driving device is electrically connected to the first switch device, the capacitor and the bias line. The organic light emitting device is electrically connected to the driving device. The second switch device is electrically connected to the scan line and the readout line. The photo sensor device is electrically connected to the second switch device and the bias line. | 08-08-2013 |
20140061651 | ELECTROPHORETIC DISPLAY DEVICE WITH PHOTO DETECTING INPUT - An electrophoretic display device includes a photosensitive transistor in a thin-film-transistor layer that may be used to receive an optical signal as input control signal. The thin-film-transistor layer also includes an electrical switch element for driving an electrophoretic layer to display content. A switching transistor may also be included in the thin-film-transistor layer for selectively turning on the photosensitive transistor. By incorporating the photosensitive transistor and the switching transistor into the existing thin-film-transistor layer of an active matrix electrophoretic display device, optical sensing touch control is made applicable in the electrophoretic display device without compromising its advantageous light, flexible, thin features. | 03-06-2014 |
20140139489 | DISPLAY DRIVING CIRCUIT WITH PHOTO DETECTING INPUT - A display driving circuit with photo detecting input includes pixel regions, pixel electrodes, gate lines, data lines, at least one photo detecting unit, at least one readout line and at least one isolation electrode. The pixel regions are aligned in a matrix configuration. The pixel electrodes are disposed in the pixel region respectively. Each of the gate lines extends along a first direction and the gate lines are disposed parallel to one another. Each of the data lines extends along a second direction and the data lines are disposed parallel to one another. The gate lines cross the data lines. The photo detecting unit is at least partially disposed in one of the pixel region and electrically connected to the readout line. The readout line is disposed between two adjacent data lines. The isolation electrode is disposed between the readout line and one of the data lines. | 05-22-2014 |
20140139490 | DISPLAY DRIVING CIRCUIT WITH PHOTO DETECTING INPUT - A display driving circuit with photo detecting input includes pixel regions, pixel electrodes, gate lines, data lines, at least one photo detecting unit and at least one readout line. The gate lines cross the data lines. The data lines include a first data line and a second data line disposed adjacently to each other. There is no data line disposed between the first data line and the second data line. The photo detecting unit is electrically connected to one of the gate lines. The readout line is electrically connected to the photo detecting unit and disposed between the first data line and the second data line. A first spacing between first data line and the readout line is wider than or equal to a second spacing between the second data line and the readout line, and the first spacing is smaller than or equal to triple the second spacing. | 05-22-2014 |
Patent application number | Description | Published |
20090096439 | BUILT-IN JITTER MEASUREMENT CIRCUIT - A jitter measurement circuit and a method for calibrating the jitter measurement circuit are disclosed. The jitter measurement circuit includes a synchronous dual-phase detector and a decision circuit. In a test mode, a probability distribution function (PDF) of the jitter of a clock signal output by a circuit under test is obtained. In a calibration mode, a random clock, which is externally generated or generated by a free-run oscillator in the circuit under test, is used to calibrate the synchronous dual-phase detector. The decision circuit performs logic operations, data latching and counting on a phase relationship detected by the synchronous dual-phase detector in order to obtain a counting value and a PDF relative to the jitter of the clock signal. | 04-16-2009 |
20090125763 | PROGRAMMABLE MEMORY BUILT-IN SELF-TEST CIRCUIT AND CLOCK SWITCHING CIRCUIT THEREOF - A programmable memory built-in self-test circuit and a clock switching circuit thereof are provided. The memory built-in self-test circuit is able to provide more self-test functions preset by a user, simplify the redundant circuit in the prior art and reduce chip area and lower the cost by means of an instruction decoder and a built-in self-test controller. The present invention also provides some peripheral control circuits of a memory. The control circuits occupies less area and enables the memory to be tested more flexibly. The present invention further provides a clock switching circuit enabling a chip to be correctly tested under different clock speeds, which benefits to advance the testability and the analyzability of the memory embedded in a chip and thereby increase fault coverage. | 05-14-2009 |
20120138961 | SEMICONDUCTOR PACKAGE STRUCTURE AND MANUFACTURING METHOD THEREOF - A semiconductor package structure includes a package substrate, at least a chip, solder balls, a light emitting/receiving device, a optical intermediary device and an optical transmission device. The package substrate has a first surface, a second surface, a circuit and solder ball pads, wherein each solder ball pad is electrically connected to the circuit. The chip is disposed on the first surface and electrically connected to the circuit. The solder balls are respectively disposed on the solder ball pads. The light emitting/receiving device is disposed on the package substrate and electrically connected to the circuit. The optical intermediary device is disposed above the light emitting/receiving device. The optical transmission device is inserted in the optical intermediary device, wherein a light emitting by the light emitting/receiving device is emitted to the optical transmission device via the optical intermediary device so that an optical signal is transmitted through the optical transmission device. | 06-07-2012 |
Patent application number | Description | Published |
20090162231 | SCROLL COMPRESSOR - A scroll compressor including a block, a fixed scroll, an orbiting scroll, a crankshaft, an Oldham ring and an oil passage is provided, wherein the fixed scroll is fixed on the block, and the orbiting scroll, the crankshaft and the Oldham ring are disposed on the block. The fixed scroll and the orbiting scroll form a gas-in area, a compressing area and a gas-out area which are connected in a series. The orbiting scroll is eccentric connected with the crankshaft to orbit over the fixed scroll and drive the Oldham ring moving. A reciprocating motion area on the block is formed via the reciprocating motion between the block and the Oldham ring, wherein the block has an oil opening in the reciprocating motion area. Besides, one terminal of the oil passage is connected to the oil opening, and another terminal of the oil passage is connected to the gas-in area and the compressing area. | 06-25-2009 |
20100122544 | MICRO-CHANNEL HEAT EXCHANGER FOR CARBON DIOXIDE REFRIGERANT, FLUID DISTRIBUTER THEREOF AND METHOD OF FABRICATING HEAT EXCHANGER - A micro-channel heat exchanger module is respectively connected to a compressor and an expansion device. The micro-channel heat exchanger module includes a heat transfer tube module and a block. The block has a working fluid inlet channel, a working fluid outlet channel, a working fluid distribution chamber, a plurality of working fluid outlet openings, and a plurality of working fluid inlet openings. The working fluid inlet channel is connected to one of a compressor and an expansion device. The working fluid distribution chamber communicates with the working fluid inlet channel. The working fluid outlet openings communicate the working fluid distribution chamber with the heat transfer tube module. The working fluid inlet openings communicate the heat sink with the working fluid outlet channel. The working fluid outlet channel is connected to the other one of the compressor and the expansion device. | 05-20-2010 |
20110150690 | OIL SUPPLY STRUCTURE FOR REFRIGERANT COMPRESSOR - An oil supply structure for a refrigerant compressor is connected to a main shaft of the refrigerant compressor. The oil supply structure has a concave recessed from a periphery to a center, an oil hole penetrating the center of the concave and in communication with an oil supply passage of the main shaft, and at least one blade protruding from the concave and extending from the periphery towards the oil-hole. A rotation direction of the blade is opposite to a rotation direction of the main shaft. Through a simple structure in a form of an impeller, the oil supply structure can generate the function of a centrifugal pump by the concave and the blade during rotation, so as to change the supply of a lubricating oil according to changes in the rotation rate. | 06-23-2011 |
20120148433 | FLOATING APPARATUS FOR SCROLL COMPRESSORS - An improved floating apparatus for scroll compressors is disclosed, which is a multi-function device integrating a temperature protection mechanism, a pressure protection mechanism and a backflow-proof mechanism and therefore substantially is a floating seal member with overheating protection, high pressure protection and backflow-proof capabilities. In detail, the present disclosure provides a floating apparatus for scroll compressors that not only can be manufactured easily, but also capable of distributing the acting force resulting from the gliding block for providing better sealing effect while preventing the scroll compressors from being damaged by high temperature and high pressure. | 06-14-2012 |
Patent application number | Description | Published |
20110003410 | METHOD OF MANUFACTURING A LIGHT EMITTING DIODE ELEMENT - A method of manufacturing a light emitting diode element is provided. A first patterned semi-conductor layer, a patterned light emitting layer, and a second patterned semi-conductor layer are sequentially formed on an epitaxy substrate so as to form a plurality of epitaxy structures, wherein the first patterned semi-conductor layer has a thinner portion in a non-epitaxy area outside the epitaxy structures. A passivation layer covering the epitaxy structures and the thinner portion is formed. The passivation layer covering on the thinner portion is partially removed to form a patterned passivation layer. A patterned reflector is formed directly on each of the epitaxy structures. The epitaxy structures are bonded to a carrier substrate. A lift-off process is performed to separate the epitaxy structures from the epitaxy substrate. An electrode is formed on each of the epitaxy structures far from the patterned reflector. | 01-06-2011 |
20120098024 | NITRIDE SEMICONDUCTOR LIGHT EMITTING DEVICE WITH MAGNETIC FILM - A nitride semiconductor light emitting device including an n-type nitride semiconductor layer, a p-type nitride semiconductor layer, a light emitting semiconductor layer, a first metal pad, a second metal pad, and a first magnetic material layer is provided. The light emitting semiconductor layer is disposed between the n-type nitride semiconductor layer and the p-type nitride semiconductor layer. The first metal pad is electrically connected to the n-type nitride semiconductor layer. The second metal pad is electrically connected to the p-type nitride semiconductor layer. The first magnetic material layer is disposed between the first metal pad and the n-type nitride semiconductor layer. A distribution area of the first magnetic material layer parallel to a (0001) plane of the n-type nitride semiconductor layer is greater than or equal to an area of the first metal pad parallel to the (0001) plane. | 04-26-2012 |
20140231851 | LIGHT EMITTING DIODE - A light emitting diode includes a semiconductor stacked structure, a substrate, a first electrode, a second electrode and a third electrode. The semiconductor stacked structure includes a first semiconductor layer, a second semiconductor layer and a light emitting layer. The first semiconductor layer has a first surface and a second surface opposite to each other and has a first region and a second region. The second semiconductor layer is disposed on the second surface. The light emitting layer is disposed between the first semiconductor layer and the second semiconductor layer. The substrate has a first conductive layer and a second conductive layer thereon. The first electrode is disposed between the second semiconductor layer and the first conductive layer. The second electrode is disposed on the first surface. The third electrode is disposed between the second region and the second conductive layer, and electrically connected to the second electrode. | 08-21-2014 |
Patent application number | Description | Published |
20090262862 | SIGNAL TRANSMITTING APPARATUS FOR OFDM SYSTEM AND PARAMETER ADJUSTING METHOD THEREOF - A signal transmitting apparatus for orthogonal frequency division multiplexing (OFDM) system comprises a compandor, a predistortor, a power amplifier and a feedback module. The compandor is configured to compress and expand a transmitted signal. The predistortor is configured to perform a predistortion operation on output signals of the compandor. The power amplifier is configured to amplify output signals of the predistortor. The feedback module is configured to adjust parameters of the compandor and the predistortor based on a feedback signal. | 10-22-2009 |
20100026385 | METHOD FOR CALIBRATING A POWER AMPLIFIER AND DEVICE USING THE SAME - A calibration device for a power amplifier includes a calculation unit, a first storage unit and a multiplier. The calculation unit is utilized for generating a calibration factor according to a value of a characteristic parameter of the power amplifier. The first storage unit coupled to the calculation unit, for storing the calibration factor. The multiplier is coupled to the first storage unit and a baseband unit, for multiplying a baseband signal outputted from the baseband unit by the calibration factor for generating an input signal to the power amplifier. | 02-04-2010 |
20100097137 | LOOKUP TABLE GENERATION METHOD AND RELATED DEVICE FOR A PREDISTORTER - A lookup table generation method for a predistorter comprises sending a first single tone signal with a maximum expected amplitude to a channel simulation device including the power amplifier, estimating a closed loop gain and a closed loop phase of the power amplifier according to the first single tone signal and a first simulation output signal generated outputted by the channel simulation device, sending a plurality of single tone signals to the channel simulation device, each single tone signal having an amplitude different from all others of the plurality of single tone signals and lower than the maximum expected amplitude, generating a plurality of predistortion parameters according to the closed loop gain, the closed loop phase, the plurality of single tone signals and a plurality of simulation output signals outputted by the channel simulation device, and storing the plurality of predistortion parameters in a lookup table of the predistorter. | 04-22-2010 |