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Chang, Keelung City
Chao Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20100089746 | HYDRAGEN-OXYGEN ELECTROLYZING DEVICE AND CARBON PAPER ELECTRODES THEREOF WITH MATERIAL-CHANGED OUTER SURFACES - A hydrogen-oxygen electrolyzing device for generating hydrogen and oxygen with electrolytic solution comprises a first container providing a receiving trough for containing the electrolyte, and at least an electrolyzing structure; the electrolyzing structure further comprises: at least a serial cell being disposed in the receiving trough and further comprising a plurality of electrodes with a gap between every two neighboring electrodes, a first conductor and a second conductor; the first and second conductors electrically connect with the two outermost electrodes; characterized in that each of the electrodes is a carbon paper electrode with both outer surfaces thereof being changed in material; the carbon paper electrode further comprises: a carbon paper substrate having a first surface and a second surface, a first metal layer being joined to the first surface, and a second metal layer being joined to the second surface. | 04-15-2010 |
Cheng-Min Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20090282177 | APPARATUS AND METHOD FOR SIGNAL TRANSMISSION IN EMBEDDED SYSTEM - An apparatus and a method for signal transmission in an embedded system. The apparatus comprises: a master control chip, embedded in the embedded system and comprising a controller and a plurality of I/O pins; a plurality of slave chips; and a bus having one end coupled to the plurality of I/O pins and the other end coupled to one of the plurality of slave chips; wherein data or signals are bi-directionally transmitted. The method comprises steps of: transmitting a control signal from a master control chip to a slave chip; starting an operation by the slave chip after receiving the control signal; transmitting a data signal and a command signal to the master control chip from the slave chip; processing the data signal according to the command signal by the master control chip; and transmitting another control signal from the master control chip to the slave chip to terminate the operation. | 11-12-2009 |
| 20100156336 | LOW SPEED CONTROL METHOD AND APPARATUS FOR SERVO MOTOR - A low speed control method and an apparatus for a servo motor. The control apparatus comprises: an encoder capable of acquiring a speed signal from a servo motor and encoding the speed signal to output a low-resolution encoded signal; an insertion calculation unit capable of receiving the low-resolution encoded signal from the encoder to be processed by an interpolation operation for converting the low-resolution encoded signal into a high-resolution encoded signal to be outputted therefrom; a servo control chip capable of setting internal parameters and receiving the high-resolution encoded signal from the insertion calculation unit to be processed by a calculation process so as to output a switch control instruction; and a power module capable of receiving the switch control instruction from the servo control chip and then transmitting the same to the servo motor for adjusting the operation speed of the servo motor. | 06-24-2010 |
Chin-Chia Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20100029166 | FABRICATION METHOD OF DISCHARGE LAMP - A fabrication method for discharge lamps is disclosed, which comprises providing a glass tube of diameter between 2 and 20 mm, the glass tube having an inner wall coated with a fluorescent phosphor and having a through-passage with a first end and a second end, connecting a first dielectric electrode to the first end of the glass tube by applying an adhesive to a contacted portion of the glass tube and the first dielectric electrode, and sintering the contacted portion of the glass tube and the first dielectric electrode to securely connect the glass tube and the first dielectric electrode. Subsequently, processes of filling and sealing are conducted to complete the fabrication of the discharge lamps. | 02-04-2010 |
| 20100314999 | LAMP DEVICE - The present invention provides a lamp device. The lamp device of the present invention comprises a lamp holder, a frame on the lamp holder, and a lamp tube having a height. At least one third of the height of the lamp tube is contacted with the frame to improve mechanical strength of the lamp tube. | 12-16-2010 |
| 20110283741 | TUBE BENDING APPARATUS - A tube bending apparatus for bending a straight lamp tube includes a horizontal heating chamber, a vertical heating chamber and a tube bending mold. The horizontal heating chamber includes a bending tube heating zone and two pre-heating zones. The bending tube heating zone has a working temperature higher than that of the two pre-heating zones. The vertical heating chamber communicates with the horizontal heating chamber and includes a mold heating zone. The mold heating zone has a working temperature higher than or equal to that of the bending tube heating zone. The tube bending mold is heated in the mold heating zone in a working temperature to bend the straight lamp tube held and heated in the horizontal heating chamber. | 11-24-2011 |
Chun-Chuan Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20120068911 | ANTENNA MODULE WITH ANTENNA SIGNAL INDICATING FUNCTION - An antenna module with antenna signal indicating function includes a substrate unit, an antenna unit and a light-emitting unit. The antenna unit has an antenna trace fanned on the substrate unit, and the antenna trace has an antenna body having a grounding portion electrically connect with the antenna body and a feeding portion electrically connect with the antenna body for simultaneously receiving RF signals and DC. The light-emitting unit has a light-emitting element electrically connected between the antenna body and the feeding portion, thus the antenna body and the light-emitting element share the grounding portion. When the user turns on the antenna function of the laptop to receive RF signals, the antenna unit and the light-emitting unit can respectively receive RF signals and DC. Hence, users or bystander could easily judge whether the antenna unit is in use according to light or dark of the light-emitting unit. | 03-22-2012 |
Chung-Cheng Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20100112714 | BIOCHIP - The present invention relates to a biochip for nucleic acid hybridization. The biochip of the present invention comprises a hybridization chamber which is in the form of a cavity, a porous membrane pressed in the hybridization chamber; and at least one first circulation hole and at least one second circulation hole which are communicated with the hybridization chamber so that the reaction solution flows in the at least one first circulation hole and flows out the at least one second circulation hole through the pores of the porous membrane. The hybridization reaction area is increased by flowing the reaction solution through the pores of the membrane, which enable the reaction sensitivity to be increased. The diffusion distance for the reaction molecules is decreased due to the limited inside space of the membrane, and thereby the hybridization time is shortened. | 05-06-2010 |
Chung-Yi Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20110076828 | METHOD FOR MANUFACTURING CAPACITOR LOWER ELECTRODES OF SEMICONDUCTOR MEMORY - A method for manufacturing capacitor lower electrodes of a semiconductor memory firstly forms a first stacked structure over a semiconductor substrate which has a plurality of conductive plugs. Then a second stacked structure is formed on the first stacked structure; furthermore, a plurality of trenches extending from a top surface of the second stacked structure to a bottom surface of the first stacked structure are formed and expose the conducting plugs; finally, conductive metal materials and solid conducting cylindrical structures are deposited in the trenches in turn, and the conductive metal materials contact with the conductive plugs and the conducting cylindrical structures. Each conducting cylindrical structure is a capacitor lower electrode. Accordingly, the present invention can increase the supporting stress of the capacitor lower electrodes and further reduce the difficulty in disposing of capacitor upper electrodes and capacitor dielectric layers outside the capacitor lower electrodes. | 03-31-2011 |
Chung-Yuh Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20080313528 | METHOD AND SYSTEM FOR PRODUCING PATENT SPECIFICATION - A method and system for producing a patent specification is capable of producing a patent specification draft rapidly for the inventor, applicant or patent attorney, thereby reducing the time to complete the specification and improving the mutual understanding between the inventor and the patent attorney. After the inventor inputs the technical characteristics and other related description via a graphic interface, a patent specification draft can be produced rapidly. The method includes the steps of inputting a title, selecting the type of invention, entering the graphic interface, inputting the name and function of each element to form an output data section, inputting the data having multiple sets of text areas, cooperating the input data having multiple sets of text areas with individual output data section, combining, trans-pasting and composing the corresponding input description to form multiple sets of output data sections. In this way, the contents of a patent specification can be formed. | 12-18-2008 |
Feng Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20090103192 | Lens module structure with a metal shell and assembling method therefor - A lens module structure with a metal shell includes a metal shell and a lens module. The metal shell has a bottom casing and a top casing. The bottom casing has several lateral plates which have protrusions inwardly. At least two lateral plates have first locking portions. Second locking portions corresponding to the first locking portions are disposed on the side wall of the top casing. The lens module has metal portions and is assembled with the bottom casing. Each of the protrusions on the bottom casing abuts and holds the metal portions. Furthermore, the top casing is assembled with the bottom casing via locking the second locking portions with the first locking portions. The protrusions have a predetermined length. The protrusions can abut and hold the lens module with a predetermined size. Moreover, the effect of anti-electromagnetic interference is improved. | 04-23-2009 |
| 20090154074 | Insertion slot shielding mechanism for an electronic device - An insertion slot shielding mechanism for an electronic device is used to shield an insertion slot provided in an opening of a casing of an electronic device. The insertion slot shielding mechanism includes a shielding means and an elastic pushing piece. The shielding means corresponds to the opening and is slidably connected to the opening of the casing. One end of the elastic pushing piece is connected to a side wall within the electronic device corresponding to the opening of the casing, and the other end thereof is kept to abut against the shielding means. The elastic force of the elastic pushing piece allows the shielding means to be located in a position to shield the opening of the casing. | 06-18-2009 |
Hsie-Chia Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20080198843 | Method and apparatus for switching data in communication system - A method and apparatus for switching data in communication system which comprises of mainly a conversion circuit to receive source data possessing real coding dimension and covert it to converted data possessing tolerable coding dimension; judgment bit is set in the converted data to designate the data as source data or not. Later on, shift circuit is used to shift the converted data in certain amount so as to generate a shifted data; meanwhile, the lowest bit and highest bit of shifted data are used to start acquiring real coding dimension to be used respectively as a first data and a second data, or by changing the pattern of acquiring the first data, then the highest bit minus the real coding dimension bit as the starting bit of the first data, and acquiring the real coding dimension from the side of the lowest bit. Finally, a comparison and selection circuit is used to compare the corresponding judgment bit in the first and the second data and to output an output data, wherein output data is source data with the above-mentioned amount of shift. | 08-21-2008 |
| 20080198938 | Method and apparatus for switching data in communication system - A method and apparatus for switching data in communication system which comprises of mainly a conversion circuit to receive the source data possessing in a real coding dimension and covert it to converted the data possessing in a tolerable coding dimension; the judgment bits are set in the converted data to designate the data as source data or not. Later on, shifter circuit is used to shift the converted data in certain amount and generates a shifted data; meanwhile, the right side and left side of shifted data are used to start acquiring the real coding dimension to be used respectively as a first data and a second data. Finally, a comparison and selection circuit is used to compare the corresponding judgment bits in the first and the second data and to output an output data, wherein output data is source data with the above-mentioned amount of shift. | 08-21-2008 |
| 20090037799 | OPERATING METHOD APPLIED TO LOW DENSITY PARITY CHECK (LDPC) DECODER AND CIRCUIT THEREOF - An operating method applied to low density parity check (LDPC) decoders and the circuit thereof are proposed, in which original bit nodes are incorporated into check nodes for simultaneous operation. The bit node messages are generated according to the different between the newly generated check messages and the previously check node messages. The bit node messages can be updated immediately, and the decoder throughput can be improved. In the other way, the required memory of LDPC decoders can be effectively reduced, and the decoding speed can also be enhanced. | 02-05-2009 |
| 20090146849 | MULTI-MODE MULTI-PARALLELISM DATA EXCHANGE METHOD AND DEVICE THEREOF - A multi-mode multi-parallelism data exchange method and the device thereof are proposed to apply to a check node operator or a bit node operator. The proposed method comprises the steps of: duplicating part or all of an original shift data as a duplicated shift data; combining the original shift data and the duplicated shift data to form a data block; and using a data block as the unit to shift this data block so as to conveniently retrieve shift data from the shifted data block. With a maximum z factor circuit and duplication of part of data, specifications of different shift sizes can be supported. The functions of shifters of several sizes can therefore be accomplished with the minimum complexity. | 06-11-2009 |
Hsien-Chun Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20100308877 | POWER-ON RESET CIRCUIT - A power-on reset circuit includes a clamping signal generator and a determining device. The clamping signal generator is adapted to receive a trigger signal, and generates a clamping signal with reference to the trigger signal. The clamping signal generator includes an output unit for generating the clamping signal according to a feedback signal, and a feedback unit for generating the feedback signal according to first and second intermediate signals. The first intermediate signal is generated with reference to the clamping signal. The second intermediate signal is generated according to the trigger signal. The determining device is adapted to receive the trigger signal, is coupled to the clamping signal generator for receiving the clamping signal therefrom, and is operable to generate a reset signal according to the trigger signal and the clamping signal. | 12-09-2010 |
Ming-Jyh Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20110014256 | LONG-LASTING ANTI-MICROBIAL COMPOSITION AND ANTI-MICROBIAL FILM AND SPRAY THEREOF - A long-lasting anti-microbial composition is provided, which includes one or more polymer or oligomer and a plurality of nanowires distributed therein, wherein the nanowires have an aspect ratio of more than 20 and the nanowires form a network-like structure. An anti-microbial film and spray including the composition are also provided. | 01-20-2011 |
| 20110062389 | CONDUCTIVE MATERIAL FORMED USING LIGHT OR THERMAL ENERGY, METHOD FOR FORMING THE SAME AND NANO-SCALE COMPOSITION - An electrically conductive material includes a plurality of nanowires and a plurality of nanoconnectors. The ratio by weight of the plurality of nanowires to the plurality of nanoconnectors is in a range of from 1:9 to 9:1. Nanoconnectors can be heated by thermal energy or light energy so that the nanoconnectors can be closely interconnected to each other and to nanowires, resulting in significant increase of the electrical conductivity of the electrically conductive material. | 03-17-2011 |
| 20110094573 | Solar cell and method for fabricating the same - A solar cell and a method for fabricating the same are provided. The solar cell includes a first electrode, a second electrode, a photoelectric conversion layer and a non-conductive reflector. The first electrode including a nano-metal transparent conductive layer is disposed on a transparent substrate. The nano-metal transparent conductive layer substantially contacts with the photoelectric conversion layer. The second electrode is disposed between the photoelectric conversion layer and the transparent substrate. The photoelectric conversion layer is disposed between the first and the second electrodes. The non-conductive reflector is disposed on the first electrode. | 04-28-2011 |
| 20110291032 | ELECTROMAGNETIC SHIELDING COMPOSITION, ELECTROMAGNETIC SHIELDING DEVICE, ANTI-ELECTROSTATIC DEVICE AND METHOD OF MANUFACTURING ELECTROMAGNETIC SHIELDING STRUCTURE - An electromagnetic shielding composition includes a carrier, a plurality of metal nanowires, and a plurality of nanoparticles. The plurality of metal nanowires are dispersed within the carrier and are in an amount of from 1 to 95 percent by weight of the electromagnetic shielding composition. The plurality of nanoparticles are dispersed within the carrier and are in an amount of from 0.5 to 60 percent by weight of the electromagnetic shielding composition. | 12-01-2011 |
Shao-Ming Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20090041266 | Electrostatic loudspeaker driver - An electrostatic loudspeaker driver includes a class-D amplifier and a demodulator circuit. The class-D amplifier is operated with a PWM signal, creating an amplified digital signal according to an input signal. A low-pass filter in the demodulator circuit filters out the PWM carrier frequency in the digital signal and retrieves an audio signal therefrom. The efficiency is improved significantly and heat sink is no longer needed. | 02-12-2009 |
Wen Chang Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20100062630 | Electrical connector - An electrical connector for electrically connecting an element to a circuit board includes at least two adjacent insulation bodies, a plugging slot located on the insulation bodies for being plugged with the element, and a set of conductive terminals disposed on the insulation bodies and electrically connected with the circuit board. One side of each of the insulation bodies is movably connected with the adjacent insulation body. When the circuit board undergoes soldering process, the relation position of the insulation bodies at the adjacent location is automatically adjusted according to the warp caused by the high temperature of soldering so as to reduce the warp and deformation. Thereby, the soldering portion of each conductive terminal received in the insulation bodies can be soldered onto the circuit board well, such that electrical connector is normally and electrically connected with the circuit board. | 03-11-2010 |
| 20110081797 | MEMORY CARD CONNECTOR - A memory card connector is used for being plugged with a memory card. The memory card connector includes an insulating body having a plugging slot and two pivoting bases, two locking parts, and a plurality of conducting pins received in the insulating body. The memory card is plugged into the plugging slot. The two pivoting bases are respectively located at two sides of the insulating body. The pivoting base that is close to the plugging slot has a blocking portion. The two locking parts are respectively pivoted with the two pivoting bases for holding the memory card and can be entered by the blocking portion. The total height of the memory card connector is reduced. The required space for packaging and shipping the memory card connector is reduced to lower the shipping cost. | 04-07-2011 |
Yi-Hsin Chang, Keelung City TW
| Patent application number | Description | Published |
|---|---|---|
| 20090194408 | Conversion of carbon dioxide into useful organic products by using plasma technology - The present invention provides a plasma method for conversion of carbon dioxide into useful organic products. In this method, carbon dioxide and counterpart molecules are mixed in a reaction chamber and the plasma excitation is utilized to trigger chemical reactions. Depending on the magnitude of the input power and molecular structures of counterparts, the final product may be polymers, oligomers, or low molecular weight small molecules. The conversion yields of carbon dioxide and chemical structures of the resulting products are strongly dependent on the selection of the counterpart molecules. Through this plasma technology, carbon dioxide is converted into useful materials such as plastics or fuels. This method is not only used to remedy global warming but also to produce new materials and energy. | 08-06-2009 |