Patent application number | Description | Published |
20100230636 | SOLID-STATE HYDROGEN FUEL WITH POLYMER MATRIX AND FABRICATION METHODS THEREOF - Solid-state hydrogen fuel with a polymer matrix and fabrication methods thereof are presented. The solid-state hydrogen fuel includes a polymer matrix, and a crushed mixture of a solid chemical hydride and a solid-state catalyst uniformly dispersed in the polymer matrix. The fabrication method for the solid-state hydrogen fuel includes crushing and mixing a solid chemical hydride and a solid-state catalyst in a crushing/mixing machine, and adding the polymer matrix into the mixture of the solid chemical hydride and the solid-state catalyst to process a flexible solid-state hydrogen fuel. Moreover, various geometric and/or other shapes may be formed and placed into suitable vessels to react with a particular liquid and provide a steady rate of hydrogen release. | 09-16-2010 |
20110217456 | MAGNETIC CATALYST AND METHOD FOR MANUFACTURING THE SAME - Disclosed is a magnetic catalyst formed by a single or multiple nano metal shells wrapping a carrier, wherein at least one of the metal shells is iron, cobalt, or nickel. The magnetic catalyst with high catalyst efficiency can be applied in a hydrogen supply device, and the device can be connected to a fuel cell. Because the magnetic catalyst can be recycled by a magnet after generating hydrogen, the practicability of the noble metals such as Ru with high catalyst efficiency is dramatically enhanced. | 09-08-2011 |
20120244065 | MAGNETIC CATALYST AND METHOD FOR MANUFACTURING THE SAME - Disclosed is a magnetic catalyst formed by a single or multiple nano metal shells wrapping a carrier, wherein at least one of the metal shells is iron, cobalt, or nickel. The magnetic catalyst with high catalyst efficiency can be applied in a hydrogen supply device, and the device can be connected to a fuel cell. Because the magnetic catalyst can be recycled by a magnet after generating hydrogen, the practicability of the noble metals such as Ru with high catalyst efficiency is dramatically enhanced. | 09-27-2012 |
20120309612 | MAGNETIC CATALYST - Disclosed is a magnetic catalyst formed by a single or multiple nano metal shells wrapping a carrier, wherein at least one of the metal shells is iron, cobalt, or nickel. The magnetic catalyst with high catalyst efficiency can be applied in a hydrogen supply device, and the device can be connected to a fuel cell. Because the magnetic catalyst can be recycled by a magnet after generating hydrogen, the practicability of the noble metals such as Ru with high catalyst efficiency is dramatically enhanced. | 12-06-2012 |
Patent application number | Description | Published |
20100233077 | Solid Hydrogen Fuel and Method of Manufacturing and Using the Same - A solid hydrogen fuel is formed into a solid pressure-formed block. The method of manufacturing the solid hydrogen fuel includes following steps. First, at least a hydride powder and at least a hydrogen releasing catalyst powder are mixed well. Next, the mixed powder is bonded into a block by pressure. When in use, the solid hydrogen fuel is mixed with water to produce hydrogen. The hydride powder and water bring about a hydrogen releasing reaction. The hydride releasing catalyst powder is used for catalyzing the hydrogen releasing reaction to produce hydrogen. The solid hydride has higher hydrogen production and can release hydrogen completely. | 09-16-2010 |
20100234211 | Catalyst for Catalyzing Hydrogen Releasing Reaction and Manufacturing Method Thereof - A method of manufacturing a catalyst for catalyzing hydrogen releasing reaction includes following steps. First, a solution with metal catalyst ions is provided. Next, several catalyst supports are provided. Each catalyst support includes several chelating units. Then, the catalyst supports are mixed with the solution, so that the metal catalyst ions in the solution chelate with the chelating units on the surface of each catalyst support. Subsequently, the metal catalyst ions chelating with the surface of the catalyst supports are reduced, so that metal catalyst nano-structures and/or metal catalyst atoms are coated on the surface of the catalyst supports, for forming catalysts. | 09-16-2010 |
20100266910 | HYDROGEN SUPPLY DEVICE - Disclosed is super water absorbent polymers applied to contain water, and the polymers may further collocate with water absorbent cotton materials to accelerate water absorbent rates. The described water absorbent materials are combined with solid hydrogen fuel to complete a stable hydrogen supply device. Performance of the hydrogen supply device is not effected by inverting or tilting thereof. Even if inverting or tilting the device, the water contained in the water absorbent materials does not flow out from the device. As such, the MEA film in the fuel cell connected to the hydrogen supply device will not blocked by the water, thereby avoiding the fuel cell performance degradation even breakdown. | 10-21-2010 |
20100279183 | FLEXIBLE POWER SUPPLY - Disclosed is a flexible power supply including a hydrogen supply device connected to a flexible fuel cell, wherein the hydrogen supply device includes a moldable hydrogen fuel. In one embodiment, the flexible fuel cell is a sheet structure, and the hydrogen supply device is a flexible flat bag, wherein the fuel cell and the hydrogen supply device are adhered to complete a sheet of a flexible power supply. The sheet of flexible power supply can be put in the pocket of cloth or baggage, or directly sewn on the outside of cap or overcoat. | 11-04-2010 |
20100285376 | MAGNETIC CATALYST AND METHOD FOR MANUFACTURING THE SAME - Disclosed is a magnetic catalyst formed by a single or multiple nano metal shells wrapping a carrier, wherein at least one of the metal shells is iron, cobalt, or nickel. The magnetic catalyst with high catalyst efficiency can be applied in a hydrogen supply device, and the device can be connected to a fuel cell. Because the magnetic catalyst can be recycled by a magnet after generating hydrogen, the practicability of the noble metals such as Ru with high catalyst efficiency is dramatically enhanced. | 11-11-2010 |
20100304238 | Solid Hydrogen Fuel and Methods of Manufacturing and Using the Same - A solid hydrogen fuel, in a form of a solid block, includes at lease a hydride powder well-mixed with at lease a solid catalyst. Method of manufacturing the solid hydrogen fuel includes steps of well-mixing the hydride powder and the solid catalyst; and compressing the mixed powders to form a solid block. When use of the solid hydrogen fuel is required, water is mixed into the hydride powder for generating hydrogen gas, wherein the hydride powder is catalyzed by the solid catalyst and reacts with water to generate hydrogen gas. By using the solid hydrogen fuel, large amount of hydrogen gas can be generated completely in an effective time. | 12-02-2010 |
20110142754 | ONE-OFF AND ADJUSTMENT METHOD OF HYDROGEN RELEASING FROM CHEMICAL HYDRIDE - An one-off and adjustment method of hydrogen releasing from chemical hydride. The “one/off” of hydrogen release is controlled by the “contact/non-contact” procedures between the reactants. First, at least a hydride powder, a catalyst powder and a water-containing reactant are provided, and at least any two of three are mixed to form a mixture. Hydrogen gas is generated by adjusting a contact area between the mixture and the remaining one. The hydrogen-releasing reaction is terminated when a non-contacting state between the mixture and the remaining one occurs. Alternatively, an inhibitor or an inhibiting method could be used for suppressing or terminating the hydrogen-releasing reaction. The hydrogen-releasing rate could be controlled and adjusted by the extent of suppression. | 06-16-2011 |
Patent application number | Description | Published |
20090257331 | REPRODUCTION DATA RECORDING METHODS - A reproduction data recording method for an optical storage medium. The method comprises storing additional data to a first temporary region of a memory device; reading the first recorded data from the optical storage medium and storing the first recorded data to the first temporary region; reading a data segment of the second recorded data from the optical storage medium and storing the data segment to a second temporary region of the memory device; reading the first recorded data from the first temporary region and the data segment from the second temporary region, and decoding the first recorded data and the data segment to confirm accuracy of the first recorded data; reading the first recorded data and the additional data from the first temporary region, and encoding the first recorded data and the additional data to generate encoded data; and writing the encoded data to the optical storage medium. | 10-15-2009 |
20100082668 | DATA PROCESSING METHOD AND SYSTEM CAPABLE OF REDUCING REQUIRED MEMORY - A data processing system is disclosed. The system includes a processor, a transformer, a first memory buffer, a second memory buffer, a first filter, and a second filter. An obtained transmission signal symbol is first transformed to first data. The first memory buffer stores the first data. The processor obtains peak data based on the first data according to a predetermined threshold. The transformer transforms the peak data to second data and stores the second data in the second memory buffer. The first filter filters the second data to determine reserved data of the second data and removes the reserved data from the second data to generate third data. The transformer transforms the third data to fourth data and stores the fourth data in the second memory buffer. The processor merges the first and fourth data to generate fifth data. The second filter filters the fifth data based on the transmission signal symbol and a previously obtained transmission signal symbol. | 04-01-2010 |
20100131722 | APPARATUS AND METHOD FOR BUFFER MANAGEMENT FOR A MEMORY OPERATING - The invention provides a buffer management apparatus coupled between a memory and a plurality of circuit blocks accessing the memory. In one embodiment, the buffer management apparatus comprises an arbiter, a plurality of buffers, and a multiplexer. The arbiter selects a plurality of owners for the buffers from the circuit blocks, passes a plurality of access request signals generated by the owners to the corresponding buffers, and delivers a plurality of access response signals retrieved from the corresponding buffers to the owners in reply to the access request signals. The multiplexer alternately retrieves the access request signals from the buffers to generate a memory access signal delivered to a memory controller of the memory, receives a memory response signal generated by the memory controller in reply to the memory access signal, and distributes the memory response signal to the buffers as the access response signals. | 05-27-2010 |
Patent application number | Description | Published |
20080291557 | LENS BARREL - A lens barrel is disclosed. The lens barrel includes a sleeve having curved groove on an inner side thereof, a lens module having at least one lens and an optical axis having an object end and an image end, and a pin projecting from the lens module and engaged in a curved groove, whereby the lens module is slidably disposed in the sleeve and the sleeve is rotated to move the lens module along the optical axis. The pin has a contact surface contacting the curved groove and a notch is formed on the contact surface. | 11-27-2008 |
20080310034 | LENS DEVICE - A lens device includes a seat unit having an image sensing component, a first barrel unit, a first lens module coupled to the first barrel unit, and a second lens module mounted on the seat unit. When the first barrel unit moves toward the seat unit along an optical axis, the first lens module moves in radial directions via a first guide mechanism such that a first lens unit is misaligned with the image sensing component relative to the optical axis, while the second lens module is driven to rotate via a second guide mechanism such that a second lens unit is misaligned with the image sensing component. The lens device further includes a first biasing unit for biasing the first lens module to a first shooting position, and a second biasing unit for biasing the second lens module to a second shooting position. | 12-18-2008 |
20100277784 | SHUTTER DEVICE WITH MULTI-STAGE DIAPHRAGM - A shutter device with a multi-stage diaphragm includes a base, a shutter unit pivoted on the base, a driving unit, and an actuator unit. The base includes a first optical opening defining an optical axle passing through the first optical opening. The shutter unit is adjusted to cover the first optical opening. The driving unit includes a main axle perpendicular to the optical axle and installed on the base, and a driving bar moving along the main axle and linking to the shutter unit. The actuator unit includes a coil board installed on one of the base and the driving bar, and an actuator magnet installed on the other of the base and the driving bar corresponding to the coil board. The coil board receives signals to change the relative position between the coil with pattern and the actuator magnet, whereby the actuator unit drives the shutter unit in multi-stages. | 11-04-2010 |
20120147481 | PRISM TYPE LENS - A prism type of lens includes a first reflection lens, at least a first lens group, a second reflection prism, at least a second lens group, a third reflection prism, and at least a third lens group sequentially arranged from an object side to an image side. Light is reflected by the reflection prisms to form a bent light axis. Therefore, the optical axis has three sections for the lens groups to move respectively. The bent light axis has a longer distance that the lens of the present invention may have a great zoom range. | 06-14-2012 |
20130077180 | DRIVING APPARATUS OF ZOOM LENS - A driving apparatus of a zoom lens includes a rotary barrel, a fixed barrel, a guiding rail, and a lens frame. The rotary barrel has at least a protrusion on an outer side thereof. The fixed barrel receives the rotary barrel therein, and has at least a guiding slot and a recess on an inner side thereof. The protrusion of the rotary barrel engages the guiding slot of the fixed barrel, and the guiding slot is communicated with the recess. The guiding rail is provided in the recess of the fixed barrel. The lens frame is received in the fixed barrel, and engages the guiding rail to be driven to move along the guiding rail. Therefore, all the elements of the driving apparatus are received in the fixed barrel that it may reduce the size of the driving apparatus. | 03-28-2013 |
20130176446 | Positionable Mechanism With An Optical Image Stabilizing Unit - A positionable mechanism includes a frame unit, an OIS unit, and a positioning unit that are mounted on a base unit. The frame unit is retractable with respect to the base unit between a storage position and a working position. The positioning unit is movable with respect to the OIS unit between an abutting position and a releasing position, and is subjected to a restoring force. When the frame unit is at the storage position, a pressing part of the frame unit presses the positioning unit to the abutting position where the positioning unit abuts against a movable carrier of the OIS unit. When the frame unit is at the working position, the positioning unit is restored to the releasing position and releases the movable carrier. | 07-11-2013 |
20130242410 | Zoom Lens Device - A zoom lens device includes a base barrel, first and second cam barrels connected rotatably to and movable relative to the base barrel, first and second lens barrels connected respectively to the first and second cam barrels, and a driving barrel surrounding and rotatable relative to the base barrel. Rotation of the driving barrel drives the first and second cam barrels to rotate synchronously and move individually along an axis, and therefore causes individual axial movements of the first and second lens barrels along the axis. | 09-19-2013 |
20140209785 | Image Capture Device with Shared Image Sensing Element - An image capture device includes a plurality of focus driving elements, a plurality of lenses, and an image sensing element. The lenses are respectively driven by the focusing driving elements to perform focus operation. The image sensing element selectively receives an image through one of the lenses. | 07-31-2014 |
20140218579 | Image Capture Device with Shared Focusing Mechanism - An image capture device includes a focusing mechanism, a plurality of lenses, and an image sensing element. The lenses are driven by the focusing mechanism to perform focus operation. The image sensing element selectively receives an image through one of the lenses. | 08-07-2014 |
20150049392 | Zoom lens assembly - A zoom lens assembly includes a focus lens group; a focus motor moving the focus lens group in a zooming operation; a plurality of zoom lens groups; a zoom motor moving the zoom lens groups in a focusing operation; a zoom gear train; a first transmission gear; a second transmission gear; and a transmission element, wherein when a withdrawing operation is performed, the focus lens group is rotated by the zoom motor through the zoom gear train, the first transmission gear, the second transmission gear, and the transmission element so as to avoid the zoom lens group. | 02-19-2015 |
Patent application number | Description | Published |
20090073135 | PROJECTING CAPACITIVE TOUCH SENSING DEVICE, DISPLAY PANEL, AND IMAGE DISPLAY SYSTEM - The present invention relates to a projecting capacitive touch sensing device, display panel, and image display system. The projecting capacitive touch sensing comprises an array of a plurality of sensing units, each sensing unit including: a first electrode made of a sensing material, at least one second electrode made of a sensing material and being disposed around the peripheral of the first electrode, at least one first sensing axis electrically connected to the first electrode, and at least one second sensing axis electrically connected to the second electrodes. The first electrode is quadrangle, while the second electrodes are triangular-shaped. The first electrode and the plurality of second electrodes are arranged to form a rectangular, and a non-sensing area is defined between the first electrode and the second electrodes. | 03-19-2009 |
20090073148 | Level shifter, interface driver circuit and image display system - The present invention relates to a level shifter receiving a control signal to produce a first and a second driving voltage, comprising a first and a second capacitor, and a first and a second self-bias circuit for respectively providing a supply path to couple to a direct current bias voltage source, and charging the first and the second capacitor, wherein the first and the second capacitor can boost the control signal to produce the first and the second driving voltage respectively. The present invention also provides an image display system, comprising an interface driver circuit that uses the first and the second driving voltage produced by the level shifter to generate a high-level voltage output signal. | 03-19-2009 |
Patent application number | Description | Published |
20100309156 | SENSING DEVICES AND ELECTRONIC APPARATUSES USING THE SAME - A sensing device is provided to sense light and generates a sensing output signal indicating intensity of the light. The sensing device includes a photo element, a comparison circuit, and a logic circuit. The photo element senses the light and generates a current signal at a first node. The comparison circuit is coupled to the first node and receives the current signal. The comparison circuit includes a filter for filtering a high-frequency component on the current signal, and the comparison circuit generates a result signal according to the filtered current signal. The logic circuit receives the result signal and performs a logic operation to the result signal to generate the sensing output signal. | 12-09-2010 |
20140043246 | DECORATIVE STRUCTURE FOR TOUCH SENSING DEVICE AND FABRICATION METHOD THEREOF - A decorative structure for a touch sensing device is provided. The structure comprises a transparent substrate, a low diffusivity material layer and a protective layer. The transparent substrate has a non-touch surface having a non-image display area. The low diffusivity material layer is disposed on the non-touch surface of the transparent substrate and corresponds to the non-image display area, wherein the low diffusivity material layer has a reflectivity of less than 10%. The protective layer is disposed on the low diffusivity material layer and has at least a first opening pattern to allow a light to sequentially pass through the low diffusivity material layer and the transparent substrate from the first opening pattern. | 02-13-2014 |
20140076706 | TOUCH PANEL - A touch panel includes a substrate having a first surface and a bonding region, first electrode lines, sets of electrode pads, first connecting lines, second connecting lines, and a flexible printed circuit having bridge lines and bonded to the bonding region. The first electrode lines are arranged abreast on the first surface along a first direction and respectively extend along a second direction intersecting the second direction. Each electrode pads set is arranged aside the corresponding first electrode line along the second direction. The first connecting lines are respectively connected to the first electrode lines, and the second connecting lines are respectively connected to the electrode pads, and both the first and second connecting lines extend to the bonding region along the second direction. The bridge lines are respectively connected to the second connecting lines, so that the corresponding electrode pads in the first direction form a second electrode line. | 03-20-2014 |
Patent application number | Description | Published |
20090122043 | SYSTEMS FOR DISPLAYING IMAGES - A system for displaying images is provided. The system comprises a reference voltage source, a digital-to-analog converter, a multiplier and a buffer. The reference voltage source outputs a voltage signal, wherein the magnitude of the voltage signal is 1/N of a driving voltage. The digital-to-analog converter converts the voltage signal to a first voltage. The multiplier receives and multiplies the first voltage by N to output the driving voltage. The buffer receives the driving voltage to drive a data line. | 05-14-2009 |
20090128215 | LEVEL SHIFTER, INTERFACE DRIVING CIRCUIT AND IMAGE DISPLAYING SYSTEM - The present invention relates to a level shifter for receiving a control signal to produce a driving voltage, comprising: a storage capacitor, one end of the storage capacitor coupled to the control signal and a reference voltage, another end of the storage capacitor coupled to the driving voltage and a assisting voltage; and a set of selecting switches for selecting one of the driving voltage and the assisting voltage to two ends of the storage capacitor, so that the storage capacitor is capable of boosting the voltage level of the control signal while the two ends of the storage capacitor coupled to the control signal and the driving voltage. The present invention further provides an interface driving circuit and an image displaying system. | 05-21-2009 |
20090231302 | Control method, circuit, and electronic system utilizing the same - A control circuit for a touch panel including a capacitor module coupled to a node. The control circuit includes a power supply, a discharging unit, and a compared unit. The power supply provides a voltage to the node. The discharging unit discharges the node. The compared unit generates an output signal according to the voltage of the node. | 09-17-2009 |
20090278121 | SYSTEM FOR DISPLAYING IMAGES AND FABRICATION METHOD THEREOF - A system for displaying images includes a thin film transistor array substrate including a substrate with thin film transistors array and at least one light-sensing element containing an amorphous silicon layer formed on the substrate, wherein the light-sensing element has a current flow direction perpendicular to the substrate. | 11-12-2009 |
20110043511 | Image Display System and Gate Driver Circuit - An image display system includes a gate driving circuit. The gate driving circuit includes several stages of gate drivers each for generating a gate driving signal to drive a row of pixels. Each stage of the gate driver receives a clock signal and a first reset signal. A first stage of the gate driver receives a vertical start pulse as an input signal of the first stage. The remaining stages of the gate drivers respectively receive the gate driving signal generated by a previous stage of the gate driver as the input signal of the remaining stages. Each stage of the gate drivers further receives the gate driving signal generated by a next stage of the gate driver as a second reset signal, and generates the corresponding gate driving signal according to the clock signal, the first reset signal, and the corresponding input signal and second reset signal. | 02-24-2011 |
Patent application number | Description | Published |
20090114931 | Light emitting module and method of forming the same - A method for forming a pixel of an LED light source is provided. The method includes following steps: forming a first layer on a substrate; forming a second layer and a first light-emitting active layer on the first layer; exposing a portion of an upper surface of the first layer; forming a third layer on the substrate; forming a fourth layer and a second light-emitting active layer on the third layer; exposing a portion of an upper surface of the third layer; and forming a first electrode on the exposed upper surface of the first layer, a second electrode on a portion of an upper surface of the second layer, a third electrode on the exposed upper surface of the third layer, and a fourth electrode a portion of an upper surface of the fourth layer. The first light-emitting active layer and the second light-emitting active layer emit different colors of light. | 05-07-2009 |
20090141489 | Microchip matrix light source module - A microchip matrix light source module includes at least two LEDs formed on a surface of a substrate. The light source further includes a light reflector formed on a surface upon which the LEDs are formed and interposed between the LEDs and configured to reflect and thereby redirect laterally emitted light from the two LEDs. The light reflector may include an inner body. The body may be covered, in part or in whole, with a light reflecting layer such as a metal layer. The body of the light reflector may include a layer corresponding to a layer in one of the two LEDs. | 06-04-2009 |
20110300656 | METHODS FOR FORMING A PIXEL OF A LIGHT-EMITTING DIODE LIGHT SOURCE AND A PLURALITY OF LIGHT-EMITTING DIODE PIXELS ARRANGED IN A TWO-DIMENSIONAL ARRAY - A method for forming a pixel of an LED light source is provided. The method includes: forming a first layer on a first substrate; forming a second layer and a first light-emitting active layer on the first layer; forming a first intermediate layer on the second layer; forming a third layer on a second substrate; forming a fourth layer and a second light-emitting active layer on the third layer; placing the third layer, the fourth layer, and the second light-emitting active layer on the first intermediate layer, wherein the first light-emitting active layer and the second light-emitting active layer emit different colors of light. A method for forming a plurality of light-emitting diode pixels arranged in a two-dimensional array is also provided. | 12-08-2011 |
Patent application number | Description | Published |
20090096509 | Bandgap Reference Circuits for Providing Accurate Sub-1V Voltages - A reference voltage circuit includes a first PMOS device having a first source, a first gate, and a first drain, wherein the first source is coupled to a power supply node; and a second PMOS device having a second source, a second gate and, a second drain. The second source is coupled to the power supply node. The first and the second PMOS devices have constant source-drain currents. The reference voltage circuit further includes a third PMOS device having a third source, a third gate, and a third drain; and a resistor coupled between the third drain and the ground. The third source is coupled to the power supply node. The first, the second, and the third gates are interconnected. The first, the second, and the third drains are virtually interconnected. | 04-16-2009 |
20120075132 | METHOD AND APPARATUS FOR CALIBRATING SIGMA-DELTA MODULATOR - In a method of converting an analog signal to digital format, an analog input signal is received and processed using sigma-delta modulation to provide a first digital signal that represents the analog input signal in digital format and to provide a second digital signal that represents a first error introduced during the sigma-delta modulation. A second error that is error introduced during the sigma-delta modulation is estimated. A pre-correction signal is determined based on the first and second digital signals. A difference between the estimated second error and the pre-correction digital signal is determined to provide a digital output signal representing the analog input signal in digital format. An error correction element operable to adjust the digital output signal based on the analog input signal, the digital output signal, and the second digital signal is controlled. | 03-29-2012 |
20120081244 | METHOD AND APPARATUS FOR ANALOG TO DIGITAL CONVERSION - An analog to digital converter (ADC) comprises an input node having a variable analog input voltage, first and second switched capacitor circuits, an operational amplifier, and a control circuit. The first switched capacitor circuit has first and second capacitors and is coupled to the input node, and the second switched capacitor circuit has third and fourth capacitors and is coupled to the input node. The operational amplifier is configured to be conditionally coupled to only one of the first and second switched capacitor circuits at a time and configured to conditionally provide feedback to the switched capacitor circuits via an output node. The control circuit is coupled to the first and second switched capacitor circuits for conditional coupling to the operational amplifier. | 04-05-2012 |
Patent application number | Description | Published |
20100164766 | DAC Variation-Tracking Calibration - A method of calibrating a digital-to-analog converter (DAC) is provided. The DAC includes a least-significant bit (LSB) block, and dummy LSB block adjacent to the LSB block. The DAC has a most-significant bit (MSB) block, which includes MSB thermometer macros. The method includes measuring the dummy LSB block to obtain a dummy LSB sum; and calibrating the MSB block so that each of the MSB thermometer macros provides a substantially same current as the dummy LSB sum. | 07-01-2010 |
20110012763 | Background Calibration of Analog-to-Digital Converters - A method of operating an analog-to-digital converter (ADC) includes providing the ADC including a plurality of stages, each including an operational amplifier, and a first capacitor and a second capacitor including a first input end and a second input end, respectively. Each of the first capacitor and the second capacitor includes an additional end connected to a same input of the operational amplifier. The method further includes performing a plurality of signal conversions. Each of the signal conversions includes, in an amplifying phase of one of the plurality of stages, applying a first voltage to the first input end of the one of the plurality of stages, randomly selecting a second voltage from two different voltages; and applying the second voltage to the second input end of the one of the plurality of stages. | 01-20-2011 |
20110037631 | DAC CALIBRATION - Mechanisms to calibrate a digital to analog converter (DAC) of an SDM (sigma delta modulator) are disclosed. An extra DAC element in addition to the DAC is used to function in place of a DAC element under calibration. A signal (e.g., a random sequence of −1 and +1) is injected to the DAC element under calibration, and the estimated error and compensation are acquired. | 02-17-2011 |
20110037632 | ADC CALIBRATION - An analog to digital convertor (ADC) includes a plurality of comparators one of which is referred to as an auxiliary comparator (e.g., comparator “Aux”). This comparator Aux is calibrated in the background while other comparators function as usual. Once having been calibrated, the comparator Aux replaces a first comparator, which becomes a new comparator Aux, is calibrated, and replaces the second comparator. This second comparator becomes the new comparator Aux, is calibrated, and replaces the third comparator, etc., until all comparators are calibrated. In effect, at any one point in time, a comparator may be calibrated as desire while other comparators and thus the ADC are operating as usual. | 02-17-2011 |
20120133536 | DAC CALIBRATION - Mechanisms to calibrate a digital to analog converter (DAC) of an SDM (sigma delta modulator) are disclosed. An extra DAC element in addition to the DAC is used to function in place of a DAC element under calibration. A signal (e.g., a random sequence of −1 and +1) is injected to the DAC element under calibration, and the estimated error and compensation are acquired. | 05-31-2012 |
20120212359 | ADC Calibration Apparatus - An analog-to-digital (ADC) calibration apparatus comprises a calibration buffer, a comparator and a digital calibration block. Each reference voltage is sent to a track-and-hold amplifier as well as the calibration buffer. The comparator compares the output from the track-and-hold amplifier and the output from the calibration buffer and generates a binary number. Based upon a successive approximation method, the digital calibration block finds a correction voltage for ADC offset and nonlinearity compensation. By employing the ADC calibration apparatus, each reference voltage can be calibrated and the corresponding correction voltage can be used to modify the reference voltage during an ADC process. | 08-23-2012 |
20120212361 | SWITCHED-CAPACITOR CIRCUIT WITH LOW SIGNAL DEGRADATION - A switched-capacitor circuit is disclosed. The switched-capacitor circuit includes a comparator having a first and second input, a first and second sampling capacitor, and a first and second switching circuitry. The first switching circuitry charges the first and second sampling capacitor with an input signal. The second switching circuitry selectively couples the first sampling capacitor with a reference voltage and selectively couples the second sampling capacitor and the first and second input of the comparator to a common voltage. The comparator performs a compare of the input signals against the reference voltage, and outputs a signal. | 08-23-2012 |
20120249351 | ADC CALIBRATION - An analog-to-digital converter (ADC) including a plurality of comparators connected to the ADC. The ADC further includes a first pair of terminals and a second pair of terminals connected to each of the plurality of comparators. The ADC further includes a first pair of switches coupled to each of the first pair of terminals and a second pair of switches coupled to each of the second pair of terminals, where the first and second pair of switches are configured to alternate a corresponding comparator between normal operation and a calibration configuration. Comparators other than the corresponding comparator are configured for normal operation if the corresponding comparator is configured to be calibrated. | 10-04-2012 |
20130015876 | APPARATUS AND METHOD FOR MEASURING DEGRADATION OF CMOS VLSI ELEMENTSAANM LAI; Fang-Shi JordanAACI Chia YiAACO TWAAGP LAI; Fang-Shi Jordan Chia Yi TWAANM LU; Chih-ChengAACI Tainan CityAACO TWAAGP LU; Chih-Cheng Tainan City TWAANM LIN; Yung-FuAACI Hsinchu CityAACO TWAAGP LIN; Yung-Fu Hsinchu City TWAANM HSUEH; Hsu-FengAACI Tainan CityAACO TWAAGP HSUEH; Hsu-Feng Tainan City TWAANM CHANG; Chin-HaoAACI Hsinchu CityAACO TWAAGP CHANG; Chin-Hao Hsinchu City TWAANM WENG; Cheng YenAACI Hsinchu CityAACO TWAAGP WENG; Cheng Yen Hsinchu City TWAANM MHALA; Manoj M.AACI HsinchuAACO TWAAGP MHALA; Manoj M. Hsinchu TW - The reliability of an integrated circuit is inferred from the operational characteristics of sample metal oxide semiconductor (MOS) devices switchably coupled to drain/source bias and gate input voltages that are nominal, versus voltage and current conditions that elevate stress and cause temporary or permanent degradation, e.g., hot carrier injection (HCI), bias temperature instability (BTI, NBTI, PBTI), time dependent dielectric breakdown (TDDB). The MOS devices under test (preferably both PMOS and NMOS devices tested concurrently or in turn) are configured as current sources in the supply of power to a ring oscillator having cascaded inverter stages, thereby varying the oscillator frequency as a measure of the effects of stress on the devices under test, but without elevating the stress applied to the inverter stages. | 01-17-2013 |
20130141260 | PIPELINE ANALOG-TO-DIGITAL CONVERTER - A pipelined ADC includes a first, second, and third pairs of comparators. The first pair of comparators compare an input voltage to a first positive reference voltage and to a first negative reference voltage. The second pair of comparators compare the input voltage to a second positive reference voltage and to a second negative reference voltage. Each comparator of the first and second pairs of comparators outputs a digital signal to an encoder. A third pair of comparators compares the input voltage to a third positive reference voltage and to a third negative reference voltage, and a comparator compares the input voltage to ground. The comparator and each comparator of the third pair of comparators is configured to output respective digital signals to an encoder. A multiplying digital-to-analog converter outputs a voltage based on the input voltage, an output from the encoder, and an output of the random number generator. | 06-06-2013 |
Patent application number | Description | Published |
20090280236 | Liquid crystal alignment agent and liquid crystal alignment film formed therefore and manufacturing method thereof - The present invention provides a free radical polymerizable liquid crystal alignment agent having superior coating ability, a manufacturing method, which comprises the process of coating the liquid crystal alignment agent onto a substrate, and processing the liquid crystal alignment agent with dehydration/ring-closure reaction and free radical polymerization, enables obtaining a liquid crystal alignment film with superior reliability, superior voltage holding ratio and easy control of pretilt angle, and enables the manufacture of a liquid crystal display element provided with a liquid crystal alignment film. The free radical polymerizable liquid crystal alignment agent comprises a molecular compound containing at least 2 polymerizable maleamic acid groups (A), a polymer (B) and an organic solvent (C), in which the polymer (B) comprises at least one kind of polymer obtained from condensation polymerization, which is selected from the groups consisting of polyester, polyesterimide, polyamide-imide acid, polyamide-imide, polyamide acid ester, polyamide and polyimide series polymer. | 11-12-2009 |
20120058262 | Liquid crystal alignment agent and liquid crystal alignment film formed therefore and manufacturing method thereof - The present invention provides a free radical polymerizable liquid crystal alignment agent having superior coating ability, a manufacturing method, which comprises the process of coating the liquid crystal alignment agent onto a substrate, carrying out dehydration/ring-closure and free radical polymerization, enables obtaining a liquid crystal alignment film with superior reliability, superior voltage holding ratio and easy control of pretilt angle, and enables the manufacture of a liquid crystal display element provided with a liquid crystal alignment film. The free radical polymerizable liquid crystal alignment agent comprises a molecular compound containing at least 2 polymerizable maleamic acid groups and an organic solvent. | 03-08-2012 |
20120094015 | Liquid crystal alignment agent and liquid crystal alignment film formed therefore and manufacturing method thereof - The present invention provides a method of forming a liquid crystal alignment film comprising a process of coating a liquid crystal alignment agent onto a substrate, and then processing said alignment agent with dehydration/ring-closure reaction and free radical polymerization, wherein said liquid crystal alignment agent comprises a molecular compound containing at least 2 polymerizable maleamic acid groups (A), a polymer (B), and an organic solvent (C); wherein the polymer (B) comprises at least one kind of polymer obtained from condensation polymerization, which is selected from the groups consisting of polyester, polyesterimide, polyamide-imide acid, polyamide-imide, polyamide acid ester, polyamide and polyimide series polymer. | 04-19-2012 |
Patent application number | Description | Published |
20090035575 | METHOD FOR MANUFACTURING METAL NANO PARTICLES HAVING HOLLOW STRUCTURE AND METAL NANO PARTICLES MANUFACTURED BY THE METHOD - A method for manufacturing metal nano particles having a hollow structure is provided. First, a suitable reducing agent is added into a first metal salt solution, and first metal ions are reduced to form first metal nano particles. Next, after the reducing agent is decomposed, a second metal salt solution with a higher reduction potential than that of the first metal is added. Then, the first metal particles are oxidized to form first metal ions when the second metal ions are reduced on the surface of the first metal by electrochemical oxidation reduction reaction, and thus, second metal nano particles having a hollow structure and a larger surface area are obtained. The method is simple and the metal nano particles with uniform particle size are obtained by this method. | 02-05-2009 |
20100104924 | ELECTRODE STRUCTURE - An electrode structure of a fuel cell for power generation comprises an anodic structure, a cathodic structure, and an ionic exchange membrane disposed between the anodic and cathodic structures. The anodic and cathodic structures respectively are formed by multi-layer structures, to reduce the fuel crossover from the anodic structure to the cathodic structure, to reduce the catalysts applied amount, and to increase an output electrical energy of the fuel cell. The multi-layer structure of the anodic structure comprises a thin platinum alloy black layer, a Pt alloy layer disposed on the carbon material, and a substrate. | 04-29-2010 |
20100104925 | ELECTRODE STRUCTURE - An electrode structure of a fuel cell for power generation comprises an anodic structure, a cathodic structure, and an ionic exchange membrane disposed between the anodic and cathodic structures. The anodic and cathodic structures respectively are formed by multi-layer structures, to reduce the fuel crossover from the anodic structure to the cathodic structure, to reduce the catalysts applied amount, and to increase an output electrical energy of the fuel cell. The multi-layer structure of the anodic structure comprises a thin platinum alloy black layer, a Pt alloy layer disposed on the carbon material, and a substrate. | 04-29-2010 |
20100167099 | MEMBRANCE ELECTRODE ASSEMBLY (MEA) STRUCTURE AND MANUFACTURING METHOD THEREOF - A membrane electrode assembly (MEA) structure includes a proton exchange membrane having opposite first and second sides, a cathode catalyst layer disposed at the first side of the proton exchange membrane, an anode catalyst layer disposed at the second side of the proton exchange membrane, a first composite gas diffusion layer disposed at the first side of the proton exchange membrane and adjacent to the cathode catalyst layer, including a first gas diffusion substrate layer and a first micro-porous layer disposed between the first gas diffusion substrate layer and the cathode catalyst layer, and a second composite gas diffusion layer disposed at the second side of the proton exchange membrane and adjacent to the anode catalyst layer, including a second gas diffusion substrate layer and a second micro-porous layer disposed between the second gas diffusion substrate layer and the anode catalyst layer. | 07-01-2010 |
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 |
20110283935 | MANUFACTURING APPARATUS OF GAS DIFFUSION LAYER - A gas diffusion layer, a manufacturing apparatus and a manufacturing method thereof are provided. The gas diffusion layer having different hydrophilic/hydrophobic structure and channel therein can be manufactured quickly and easily by using a coating mask. The gas diffusion layer is used in various fuel cells to enhance the ability of water management and to solve the problem of flooding at the cathode, the problem of water deficit at the anode, and the problem of gas transfer. The gas diffusion layer includes a gas diffusion medium having a first property and a micro porous layer having a second property. The micro porous layer is formed on one surface of the gas diffusion medium. The micro porous layer has a plurality of channel layers penetrating the gas diffusion medium. One of the first property and the second property is hydrophilic, and the other is hydrophobic. | 11-24-2011 |
20110287183 | MANUFACTURING METHOD OF GAS DIFFUSION LAYER - A gas diffusion layer, a manufacturing apparatus and a manufacturing method thereof are provided. The gas diffusion layer having different hydrophilic/hydrophobic structure and channel therein can be manufactured quickly and easily by using a coating mask. The gas diffusion layer is used in various fuel cells to enhance the ability of water management and to solve the problem of flooding at the cathode, the problem of water deficit at the anode, and the problem of gas transfer. The gas diffusion layer includes a gas diffusion medium having a first property and a micro porous layer having a second property. The micro porous layer is formed on one surface of the gas diffusion medium. The micro porous layer has a plurality of channel layers penetrating the gas diffusion medium. One of the first property and the second property is hydrophilic, and the other is hydrophobic. | 11-24-2011 |
20140000783 | METHOD FOR FABRICATING BI-POLAR PLATE OF FUEL CELL | 01-02-2014 |
Patent application number | Description | Published |
20090236670 | Semiconductor Device and a Manufacturing Process Thereof - A semiconductor device has a plurality of drain metal blocks, a plurality of source metal blocks, a plurality of polysilicon strips, a first source metal strip, a first drain metal strip, and a plurality of first conductive wires. Each of the source metal blocks is disposed between two of the drain metal blocks, and at least two of the polysilicon strips are correspondingly disposed across one of the drain metal blocks and one of the source metal blocks. The first source metal strip, in the absence of the polysilicon strips, is electrically connected to some of the source metal blocks. The first drain metal strip, in the absence of the polysilicon strips, is electrically connected to some of the drain metal blocks. The first conductive wires, coupled to the polysilicon strips, form a plurality of grids. | 09-24-2009 |
20090250773 | Semiconductor device - A semiconductor device includes a first metal region, a plurality of vias, a plurality of second metal regions, a plurality of openings and a third metal region. The first metal region conducts source/drain current. The second metal regions are electrically connected to the first metal region through the vias for conducting the source/drain current, in which each of the second metal regions is disposed in a distance from the adjacent second metal regions. The third metal region is electrically connected to the second metal regions through the openings, in which the resistance of the third metal region is smaller than the resistances of the first metal region and the second metal regions. | 10-08-2009 |
Patent application number | Description | Published |
20090171125 | HYDROFORMYLATION PROCESS - The disclosed is about a hydroformylation reaction of a cyclic olefin in the presence of a rhodium catalyst, and specifically about recovering the rhodium catalyst. After the cyclic olefin is hydroformylated by the rhodium catalyst, the product solution is added an extraction liquid including a cycloalkyl alcohol and separated into two layers. The upper layer is substantially made up of the rhodium catalyst solution, and the lower layer is substantially made up of the cycloalkyl aldehyde and the extraction solution including cycloalkyl alcohol. | 07-02-2009 |
20100069678 | HYDROFORMYLATION PROCESS - The disclosed is about a hydroformylation of a cyclic olefin with rhodium catalyst, and specifically about the recovering of the rhodium catalyst. Aldehyde and the cyclic olefin are added into a rhodium catalyst solution to process a hydroformylation, thereby forming the product cycloalkyl aldehyde. Afterwards, the result is divided into two layers. The upper layer is substantially rhodium catalyst solution, and the lower layer is substantially cycloalkyl aldehyde and the aldehyde. After separation, the upper layer is reserved to process next hydroformylation reaction with newly added cyclic olefin. | 03-18-2010 |
20100168355 | ACRYLIC COPOLYMERS WITH HIGH HEAT-RESISTANCE AND PREPARATION THEREOF - An acrylic copolymer with high heat-resistance is provided. The acrylic copolymer includes repeat units of a monomer of Formula (1) and repeat units of a methacrylic monomer derivative: | 07-01-2010 |
20110021852 | CATALYST SYSTEMS AND SELECTIVE HYDROGENATION PROCESSES - A hydrogenation catalyst system is provided. The catalyst system includes a metal complex of Formula (I), an organic lithium compound and an organic compound having a cyclic structure including at least one double bond. | 01-27-2011 |
20110114167 | GEL ELECTROLYTE COMPOSITION, METHOD OF FABRICATING THEREOF AND DYE-SENSITIZED SOLAR CELL USING THE SAME - A gel electrolyte composition is provided. The composition of the gel electrolyte includes an unsubstituted or substituted pyridine, a metal salt, a halogen molecule, an unsubstituted or substituted nicotinic acid and a solvent. The composition may be free from or substantially free from one or more of a polymer and a low molecular gelling agent. Also provided is a dye-sensitized solar cell containing the composition as well as a method for preparing the composition. | 05-19-2011 |
20120165482 | CARBON NANOMATERIAL-SUPPORTED CATALYST AND APPLICATION THEREOF IN CYCLIC CARBONATE SYNTHESIS - The present disclosure is related to a carbon-nanomaterial-supported catalyst, including: a carbon nanomaterial, and a polymer grafted onto the carbon nanomaterial, wherein the polymer has a repeat unit containing a phosphonium salt and its molecular weight is 1,000-200,000. The disclosure is also related to a method of preparing carbonate, which includes using the carbon nanomaterial-supported catalyst for the cycloaddition reaction of carbon dioxide into the epoxy group. | 06-28-2012 |
20130165592 | COMB-SHAPED GRAFT COPOLYMERS AND METHODS OF MANUFACTURING THE SAME - The disclosed is a comb-shaped graft copolymer, including a back bone of PMMA and side chains of a random copolymer, a block copolymer, or a homopolymer polymerized of a monomer having a carbon-carbon double bond. The monomer can be alkyl acrylate, styrene, and the likes. The side chains terminal is grafted to a nitro-oxy compound. | 06-27-2013 |
Patent application number | Description | Published |
20080290397 | MEMORY CELL AND METHOD FOR MANUFACTURING AND OPERATING THE SAME - A memory cell is disposed on a substrate having plurality of isolation structures that define at least a fin structure in the substrate, wherein the surface of the fin structure is higher than that of the isolation structures. The memory cell includes a gate, a charge trapping structure, a protection layer and two source/drain regions. The gate is disposed on the substrate,and straddled the fin structure. The charge trapping structure is disposed between the gate and the fin structure. The protection layer is disposed between the upper portion of the fin structure and the gate separating the charge trapping structure. The source/drain regions are disposed in the fin structure at both sides of the gate. | 11-27-2008 |
20090014704 | CURRENT CONSTRICTING PHASE CHANGE MEMORY ELEMENT STRUCTURE - A layer of nanopaiticles having a dimension on the order of 10 nm is employed to form a current constricting layer or as a hardmask for forming a current constricting layer from an underlying insulator layer. The nanoparticles are preferably self-aligning and/or self-planarizing on the underlying surface. The current constricting layer may be formed within a bottom conductive plate, within a phase change material layer, within a top conductive plate, or within a tapered liner between a tapered via sidewall and a via plug contains either a phase change material or a top conductive material. The current density of the local structure around the current constricting layer is higher than the surrounding area, thus allowing local temperature to rise higher than surrounding material. The total current required to program the phase change memory device, and consequently the size of a programming transistor, is reduced due to the current constricting layer. | 01-15-2009 |
20100193763 | CURRENT CONSTRICTING PHASE CHANGE MEMORY ELEMENT STRUCTURE - A layer of nanoparticles having a dimension on the order of 10 nm is employed to form a current constricting layer or as a hardmask for forming a current constricting layer from an underlying insulator layer. The nanoparticles are preferably self-aligning and/or self-planarizing on the underlying surface. The current constricting layer may be formed within a bottom conductive plate, within a phase change material layer, within a top conductive plate, or within a tapered liner between a tapered via sidewall and a via plug contains either a phase change material or a top conductive material. The current density of the local structure around the current constricting layer is higher than the surrounding area, thus allowing local temperature to rise higher than surrounding material. The total current required to program the phase change memory device, and consequently the size of a programming transistor, is reduced due to the current constricting layer. | 08-05-2010 |
Patent application number | Description | Published |
20100109477 | PRESTRESS-ADJUSTABLE PIEZOELECTRIC GRIPPING DEVICE - A prestress-adjustable piezoelectric gripping device is provided, in which a prestressing device adjusts a prestressing force applied to a piezoelectric element of a piezoelectric unit on the basis of a feedback signal from a force-sensing unit, so as to adjust the friction between the piezoelectric unit and a gripping unit. By utilizing the deformation of the piezoelectric element to drive the gripping unit many times, the gripping velocity and gripping force of the gripping unit can be controlled, and the prestress-adjustable piezoelectric gripping device of the invention can achieve a long driving displacement while maintaining high precision. | 05-06-2010 |
20110095711 | SINGLE-STAGE ZERO-CURRENT SWITCHING DRIVING CIRCUIT FOR ULTRASONIC MOTOR - The present invention relates to a single-stage zero-current switching driving circuit for ultrasonic motor, which comprises: a buck-boost converter and a zero-current switching resonant inverter. The driving circuit according to the present invention integrates the buck-boost converter and the resonant inverter into a single-stage structure, so that the buck-boost converter and the resonant inverter share an active switch and a trigger signal, and therefore, the circuit is simplified and the loss caused by stage switching is reduced. Moreover, the buck-boost converter operates in a discontinuous-conduction mode (DCM), which allows the circuit to have high power factor, and enables the active switch to be capable of zero-current switching (ZCS), so that the loss caused by switching is largely reduced. In the driving circuit according to the present invention, there's no interaction of power between the buck-boost converter and the resonant inverter, so that the two circuits can be analyzed individually. Therefore, the driving circuit according to the present invention having simplified circuit, low loss caused by switching, and low manufacturing cost, can be a competitive product after being commercialized. | 04-28-2011 |
Patent application number | Description | Published |
20090184179 | SPRINKLER FIXING-SWITCH - The present invention relates to a sprinkler fixing-switch, wherein the main body is installed with a pressure switch and said main body is connected with a control handle. The control handle connected to the main body presses on the pressure switch, and the main body is pivoted with a clicked-in fixing part. When said control handle connecting to the main body presses on the pressure switch, the clicked-in fixing part installed on the main body is clicked onto the control handle, rendering the control handle pressed on the pressure switch installed on the main body in order to achieve the effect of ease in control and operation. | 07-23-2009 |
20090188992 | SPRINKLER WATERING SET WITH MULTI-STAGE WATERING FUNCTION - The present invention relates to a sprinkler watering set with multi-stage watering function, wherein the watering control cap is installed with first, second watering tanks, and third watering hole; and first watering tank is installed with two first watering holes. The first watering tank is installed with several second watering holes; said watering control cap is to match the cap board; said cap board is installed with first, second, and third inlet holes, wherein first inlet hole corresponds to first watering tank on watering control cap, second inlet hole corresponds to second watering tank on watering control cap, and third inlet hole corresponds to third watering tank on watering control cap. By rotating watering control cap, it is connected to the first, second, and third inlet holes on cap board of watering control cap and linked to watering section installed on main body for controlling watering amount. | 07-30-2009 |
Patent application number | Description | Published |
20080231401 | EMBEDDED INDUCTOR AND MANUFACTURING METHOD THEREOF - A manufacturing method of an embedded inductor includes the steps of providing a magnetic plastic material, disposing at least one coil into a mold, and injecting or pressing the magnetic plastic material into the mold to form a magnetic body encapsulating the coil. An embedded inductor includes at least one magnetic body encapsulating the coil by injecting molding or pressing molding. | 09-25-2008 |
20080276447 | METHOD OF FABRICATING COIL-EMBEDDED INDUCTOR - A method of fabricating a coil-embedded inductor provides steps for obtaining uniform density of coil-embedded inductor. The cavity of a first die is filled with dust before being flipped, and then filled with dust a second time. The dust in the cavity is pressed only once for improving the density. | 11-13-2008 |
20080278273 | Inductor - An inductor includes a coil and a magnetic body. The magnetic body covers the coil. The magnetic body includes at least one magnetic material, at least one insulated magnetic material and at least one resin. The magnetic material is enveloped by the insulated magnetic material. Alternatively, the magnetic body is made by mixing the insulated magnetic material with the magnetic material. | 11-13-2008 |
20090051475 | EMBEDDED INDUCTOR AND MANUFACTURING METHOD THEREOF - An embedded inductor includes a coil and a magnetic body covering the coil. The magnetic body includes an insulated magnetic powder, a coupling agent and a resin. In addition, a manufacturing method of the embedded inductor includes steps of performing an insulation process for a magnetic powder to obtain an insulated magnetic powder; performing a surface process on the insulated magnetic powder; mixing the surface-processed insulated magnetic powder with a liquid resin to form a mixture; providing a coil; covering the coil with the mixture; and performing pressing and curing processes to obtain the embedded inductor. | 02-26-2009 |
20090051478 | FILTER AND MANUFACTURING METHOD THEREOF - A filter includes a first magnetic ring, a second magnetic ring, two windings and a magnetically conductive element. The second magnetic ring covers the first magnetic ring. The windings are wound around the second magnetic ring, respectively, and the magnetically conductive element is assembled with the second magnetic ring. | 02-26-2009 |
20090128248 | FILTER AND MANUFACTURING METHOD THEREOF - A filter includes a first magnetic layer, a second magnetic layer, an insulating layer, a plurality of coils, a first non-magnetic layer and a second non-magnetic layer. The insulating layer is disposed between the first magnetic layer and the second magnetic layer, and the coils are disposed in the insulating layer. The first non-magnetic layer is disposed on one side of the first magnetic layer, which is far away from the insulating layer, and the second non-magnetic layer is disposed on one side of the second magnetic layer, which is far away from the insulating layer. | 05-21-2009 |
20140014216 | Flow Stabilizer - A flow stabilizer includes a base, a noise reduction structure, and a plurality of protrusion structures. The noise reduction structure is disposed on the base. The protrusion structures are disposed between the base and the noise reduction structure. The protrusion structures define a plurality of intervals, and at least two intervals are not equal. | 01-16-2014 |
20140014217 | Flow Stabilizer - A flow stabilizer includes a base and a noise reduction structure. The noise reduction structure is disposed on the base, and it includes a first surface and a second surface. The edges of first surface and the second surface are curved. | 01-16-2014 |