Cheng-Han
Cheng Han Chen, New Taipei City TW
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20140171343 | BIOLOGICAL DETECTING CHIP - A biological detecting chip comprising an optical fiber, at least one gas filter, an upper cap and a substrate is disclosed. The optical fiber has at least one detecting area disposed on an outer surface. The upper cap has at least two guiding channels passed through the upper cap, at least one discharge channel with two ends connecting to an upper portion of distinct guiding channels, an inlet and an outlet, wherein the gas filter is attached to an upside of the discharge channel to separate the discharge channel and an outside of the upper cap. The substrate has a test area and a plurality of directing channels, wherein the directing channel connects to the inlet and the guiding channel, connects to the guiding channel and the test area, and connects to the test area and the outlet. | 06-19-2014 |
Cheng Han Huang, Taipei TW
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20100299804 | Expandable clothing - An expandable clothing includes two cloth members, and an expandable element secured between the cloth members and having a resilience greater than that of the cloth members for allowing the clothing to be expanded to fit various users having different sizes or dimensions. The clothing may be selected from pants, trousers, skirts or shorts, sweaters, shirts, jackets or coats or the like having two tubular pant-legs or two sleeves for accommodating or receiving the legs or the feet, or the hands of the users. The expandable elements may be attached to the inner portions or the side portions of the pant-legs or the sleeves, or attached to the rear portion of the coat. | 12-02-2010 |
Cheng Han Wu, Marlborough, MA US
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20140187027 | ION IMPLANTATION METHODS - Provided are methods of forming an ion implanted region in a semiconductor device. The methods comprise: (a) providing a semiconductor substrate having a plurality of regions to be ion implanted; (b) forming a photoresist pattern on the semiconductor substrate, wherein the photoresist pattern is formed from a chemically amplified photoresist composition comprising a matrix polymer having acid labile groups, a photoacid generator and a solvent; (c) coating a descumming composition over the photoresist pattern, wherein the descumming composition comprises: a matrix polymer; a free acid; and a solvent; (d) heating the coated semiconductor substrate; (e) contacting the coated semiconductor substrate with a rinsing agent to remove residual descumming composition and scum from the substrate; and (f) ion implanting the plurality of regions of the semiconductor substrate using the photoresist pattern as an implant mask. The methods find particular applicability in the manufacture of semiconductor devices. | 07-03-2014 |
20150214056 | ION IMPLANTATION METHODS - Provided are methods of forming an ion implanted region in a semiconductor device. The methods comprise: (a) providing a semiconductor substrate having a plurality of regions to be ion implanted; (b) forming a photoresist pattern on the semiconductor substrate, wherein the photoresist pattern is formed from a chemically amplified photoresist composition comprising a matrix polymer having acid labile groups, a photoacid generator and a solvent; (c) coating a descumming composition over the photoresist pattern, wherein the descumming composition comprises: a matrix polymer; an acid generator chosen from thermal acid generators, photoacid generators and combinations thereof; and a solvent; (d) exposing the coated semiconductor substrate to conditions to generate an acid in the descumming composition from the acid generator; (e) contacting the coated semiconductor substrate with a rinsing agent to remove residual descumming composition and scum from the substrate; and (f) ion implanting the plurality of regions of the semiconductor substrate using the photoresist pattern as an implant mask. The methods find particular applicability in the manufacture of semiconductor devices. | 07-30-2015 |
Cheng-Han Chang, Taipei TW
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20100208422 | DETACHABLE MOUNTING ASSEMBLY FOR MOTHERBOARD - The invention discloses a detachable mounting assembly for a motherboard. The assembly includes an electronic component; a carrier for carrying the electronic component and having a first portion; a base including a recess which is located at a predetermined position corresponding to the carrier on the motherboard and a second portion corresponding to the first portion, magnetically coupled to the first position. The carrier further includes an inserting structure cooperating with the recess to locate the carrier in the predetermined position. | 08-19-2010 |
20100226087 | COMPUTER SYSTEM WITH INTEGRATED CABLE - A computer system with integrated cable is disclosed. The computer system includes a circuit board module, at least one electronic device and an integrated cable. The circuit board module includes a first connector, and the integrated cable is electrically connecting with the circuit board module and the electronic device. The integrated cable includes a second connector electrically connected to the first connector and a body electrically connected to the electronic device. The body integrates at least one power cable and at least one signal cable electrically connected to the second connector, and has a tearing structure formed between the power cable and the signal cable to allow an easy separation of the power cable and the signal cable. With such, meanwhile, entwining of unused power cables or signal cables is effectively avoided. | 09-09-2010 |
Cheng-Han Chang, Taoyuan County TW
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20100206149 | TUBE CUTTING DEVICE AND METHOD THEREOF - A tube cutting device and method thereof are disclosed, which are adapted for performing a remote tube cutting operation upon a tube. The tube cutting device is comprised of: a holding unit; a cutting unit; and a control unit, connected to the holding unit and the cutting unit in a remote manner; wherein, the control unit is capable of directing the holding unit to hold and move a tube to a specific position and thereafter directing the cutting unit to perform a cutting operation upon the tube. With the aforesaid tube cutting device, an operator operating the tube cutting device can perform an cutting operation upon the tube remotely without having to contact directly with the tube, and thus the operator is prevented from having to stay in a working environment containing hazardous materials, such as radioactive pollutants, gas/liquid with strong acid or alkali, etc., so that the safety of the tube cutting operation can be enhanced. In addition, as the tube cutting device is simple in structure, the manufacturing cost thereof is comparatively low but still possess high cutting efficiency. | 08-19-2010 |
Cheng-Han Chang, Taipei City TW
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20100162597 | IDENTIFICATION MODULE FOR FACILITATING INSTALLATION OF FUNCTIONAL COMPONENT - An identification module for facilitating installation of a functional component includes a circuit board having a first connecting portion, a first functional component, a first primary label disposed on the first connecting portion and a first subsidiary label disposed on the first functional component, wherein the first subsidiary label and the first primary label respectively have two first identifying symbols corresponding to each other. With intuitional identify the first identifying symbols, a correlation between the first functional component and the first connecting portion is easily cognized, therefore facilitates installation and increase efficiency and yield thereof. | 07-01-2010 |
Cheng-Han Chen, Taipei City TW
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20100133462 | One dimension and nano magnetic wires and manufacturing method thereof - A manufacturing method of one dimension nano magnetic wires is provided. In the method, the one dimension nano magnetic wires having high magnetization and low coercive force are synthesized from a liquid by means of reduction with an applied magnetic field under normal atmospheric temperature and pressure. The one dimension nano magnetic wire is selected from the groups consisting of iron (Fe), cobalt (Co), nickel (Ni), and composites and an alloy thereof. | 06-03-2010 |
20100172818 | Method of preparing carbon nanotube complexes - A method of fabricating carbon nanotube complex is disclosed, which comprises, (A) dispersing carbon nanotubes in a solvent; (B) adding a filler to the above solution to give a precursor solution; (C) performing light illumination on the precursor solution; (D) washing the solution after light exposure; and (E) drying to evaporate the solvent contained in the solution. Therefore, the carbon nanotube complex of the present invention is obtained. | 07-08-2010 |
20100285397 | Hybrid catalyst, method of fabricating the same, and fuel cell comprising the same - A hybrid catalyst is disclosed, which has a structure of Pt/oxygen-donor/carbon-nanotube. The hybrid catalyst has a superior electrochemical characteristic and high carbon monoxide conversion efficiency even in a low reacting temperature, and thus is useful at detoxification of carbon monoxide. Besides, the oxygen-donor utilized in the present invention is cheap and is commercially reachable, therefore the hybrid catalyst of the present invention is advantageous in commercial usage. Also, a method of fabricating the above hybrid catalyst and a fuel cell comprising the above hybrid catalyst are disclosed. | 11-11-2010 |
20100321773 | METHOD AND SYSTEM FOR THREE-DIMENSIONAL POLARIZATION-BASED CONFOCAL MICROSCOPY - A method and system for three-dimensional polarization-based confocal microscopy are provided in the present disclosure for analyzing the surface profile of an object. In the present disclosure, a linear-polarizing structured light formed by an optical grating is projected on the object underlying profile measurement. By means of a set of polarizers and steps of shifting the structured light, a series of images with respect to the different image-acquired location associated with the object are obtained using confocal principle. Following this, a plurality of focus indexes respectively corresponding to a plurality of inspected pixels of each image are obtained for forming a focus curve with respect to the measuring depth and obtaining a peak value associated with each depth response curve. Finally, a depth location with respect to the peak value for each depth response curve is obtained for reconstructing the surface profile of the object. | 12-23-2010 |
20110097650 | Catalyst composition, method for fabricating the same and fuel cell including the same - The present invention relates to a catalyst composition, a method for fabricating the same and a fuel cell including the same. The catalyst composition provided by the present invention includes: a catalyst carrier; and a metal solid solution, disposed on the surface of the catalyst carrier, in which the metal solid solution includes palladium and a second metal, and the second metal is selected from the group consisting of gold, platinum, ruthenium, nickel, silver and manganese. Accordingly, the catalyst composition provided by the present invention can exhibit excellent catalytic characteristics, and can be applied in a fuel cell to enhance the electrochemical properties and stability of the fuel cell. | 04-28-2011 |
20120154082 | One dimension nano magnetic wires - A one dimension nano magnetic wire is introduced herein. The one dimension nano magnetic wire is selected from the groups consisting of Fe, Co, Ni, and combinations and an alloy thereof. The one dimension nano magnetic wire is covered with a protection layer. | 06-21-2012 |
Cheng-Han Chen, Taipei TW
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20090085457 | FIELD EMISSION CATHODE AND METHOD FOR MANUFACTURING THE SAME - A field emission cathode and a method for manufacturing the same are disclosed. In the present invention, the carbon nanotube is coated with an amorphous coating material so that the above-mentioned field emission cathode resists oxidization in a high electrical field and the structure thereof can be protected. Additionally, the field emission cathode can exhibit field emission performance in a low electrical field, and generate stable current as the electrical field increases so that the efficiency and stability of the field emission current can be enhanced. | 04-02-2009 |
Cheng-Han Hsieh, Changhua City TW
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20120277349 | FLAME RETARDANT AGENTS AND FLAME RETARDANT MATERIALS COMPRISING THE SAME - Disclosed is a flame retardant agent, including a nitrogen-based lignin formed by reacting 1 part by weight of lignin, 0.8 to 2.4 parts by weight of a nitrogen-containing compound, and 0.3 to 0.9 parts by weight of an aldehyde under an alkaline condition. The flame retardant agent can be added to thermoplastic or thermosetting resins to form flame retardant materials. | 11-01-2012 |
20160102165 | HMF-BASED PHENOL FORMALDEHYDE RESIN - A HMF-based phenol formaldehyde resin is provided. The HMF-based phenol formaldehyde resin has the formula | 04-14-2016 |
Cheng-Han Huang, Hsin-Chu TW
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20120169386 | RESETTING CIRCUIT - An exemplary resetting circuit adapted for regulating a voltage on an output terminal of a shift register is disclosed. The resetting circuit includes a reset driving module and a reset module. The reset driving module is received with an enable signal to output a control voltage signal to an output terminal of the reset driving module. The reset module is electrically coupled to the output terminal of the shift register and the output terminal of the reset circuit driving module, and is controlled by the control voltage signal on the output terminal of the reset driving module to determine whether switching on an electrical path between the output terminal of the shift register and a gate-off voltage level. | 07-05-2012 |
Cheng-Han Huang, Seatwen Taichung TW
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20130328067 | LED MODULE - An LED module includes a silicone substrate, an LED grain mounted on a face of the silicone substrate, a temperature sensor formed under the LED grain, a luminous sensor formed close to the LED grain and an encapsulation gel enclosing the LED grain, wherein the LED grain, the luminous sensor and the temperature sensor are electrically connected to electrodes for connection to foreign devices. | 12-12-2013 |
Cheng-Han Lee, Taichung TW
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20160129564 | Reversible ratchet wrench - A reversible ratchet wrench includes a head including a through opening, a cavity on an inner surface of the through opening, and an open well on an inner surface of the cavity; a drive gear including external drive teeth and rotatably supported in the through opening; first and second reversing pawls each including pawl teeth and a detent notch wherein the detent notches communicates with each other, the pawl teeth of the second reversing pawl engage the drive teeth, and the first and second reversing pawls are in the cavity; a reversing lever including an exposed thumb tab, a recess on an inner surface, and a slit communicating with the recess; and a biasing member including first and second ends urging against the detent notches. The biasing member is anchored in the slit and urges against the well. | 05-12-2016 |
Cheng-Han Lee, Taiping City TW
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20110056336 | Push-type ratchet wrench - A push-type ratchet wrench may be easily operated. At least one end of a handle has a head, in which a driving body for rotating a workpiece and an engaging block capable of selectively switching the rotation direction of the driving body are provided. Also, a control member for actuating the engaging block is provided on the head. The control member includes a base disposed in the head, and an actuating block pivotally mounted on the base. The actuating block has an actuating sheet passing through the base and extending toward the engaging block. A clamping slot is formed at a location corresponding to the engaging block so that the actuating sheet can be clamped by the engaging block, and the user can press the actuating block leftward/rightward to achieve the object of switching and to prevent the conventional problems of easily breaking and uneasily actuating. | 03-10-2011 |
Cheng-Han Lee, Sijhih City TW
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20100327881 | Control unit, sensing device for a capacitive touch panel and method therefor - A noise reducing device for a capacitive touch panel and a method of reducing noise for a capacitive touch panel are disclosed to solve problems related to noise generated by a conventional filter circuit and an integrating circuit or external noise. In the invention, at least one switch circuit is used so that the conventional filter circuit and integrating circuit used in the prior are omitted. Signals output from a current measurement circuit are transmitting to a control unit to calculate the location of a touch point, reducing any noise. | 12-30-2010 |
Cheng-Han Lee, Taipei TW
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20090211817 | TOUCH PANEL DEVICE OPERABLE BY MULTIPLE USERS AND A METHOD FOR CONTROLLING THE TOUCH PANEL - A touch panel device has a capacitive touch panel, a current sensing unit, a control unit and a switch. The control unit computes a coordinate of a press position based on current changes occurring at all corners of the touch panel, and provides an AC signal being output through multiple output terminals of the switch in turn. When the AC signal is applied to different users and then conducted to the touch panel, the control unit recognizes which user is pressing the touch panel. Therefore, the touch panel device has the capability of being operated my multiple users. | 08-27-2009 |
Cheng-Han Lee, Taoyuan County TW
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20130068842 | RFID Tag Structure Having Anti-Reuse Function and Manufacture Method Thereof - The present invention provides a RFID tag structure having anti-reuse function, comprising a substrate; a pattern formed on a surface of the substrate; and an adhesive layer provided on a surface of the pattern which is not in contact with the substrate, wherein the adhesive forces of the adhesive layer are stronger than the binding strengths generated between the pattern and the substrate, and the adhesive layer is capable of being adhered on an article to be adhered and a RFID tag is formed thereby; when the RFID tag is separated from the article to be adhered, the substrate is released from the article to be adhered, the pattern and the adhesive layer are still remained on the article to be adhered, thereby preventing the RFID tag from being reused and fulfilling the objective of anti-reuse and anti-counterfeit. The present invention also provides a manufacture method thereof. | 03-21-2013 |
Cheng-Han Lee, Hsinchu TW
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20130070952 | SPEAKER MODULE AND ELECTRONIC APPARATUS THEREOF - A speaker module for installing on an electronic device is disclosed. The speaker module includes a containing casing, a speaker device, an antenna, at least one audio signal transmitting member, and at least one antenna signal transmitting member. The containing casing has at least one hole formed thereon. The speaker device is disposed in the containing casing and outputs sound via the hole. The antenna is formed integrally with the containing casing along the contour of the containing casing. The audio signal transmitting member is electrically connected to the speaker device for electrically connecting to the electronic device, so as to establish audio signal transmission between the speaker device and the electronic device. The antenna signal transmitting member is electrically connected to the antenna for electrically connecting to the electronic device, so as to establish antenna signal transmission between the antenna and the electronic device. | 03-21-2013 |
20130076575 | PORTABLE ELECTRONIC APPARATUS WITH ANTENNA STRUCTURE - A portable electronic apparatus with antenna structure is disclosed. The portable electronic apparatus includes an apparatus casing, an antenna structure, and an electronic component. The apparatus casing has an accommodating space and an appearance casing. The antenna structure is disposed adjacent to the appearance casing. The electronic component is disposed in the accommodating space and leaks electromagnetic wave during operation. Thereby, even though the electronic component leaks electromagnetic wave toward the antenna structure, the invention can reduce the influence on the antenna structure by the leaked electromagnetic wave by disposing the antenna structure as away from the electronic component as possible. Therefore, the antenna structure still can work normally during the operation of the electronic component, which solves the problem that an antenna structure of a conventional portable electronic apparatus is easily interrupted in the range of the leaked electromagnetic wave in the prior art. | 03-28-2013 |
20130176178 | Wideband Antenna - A wideband antenna for a wireless communication device includes a grounding element, a radiating element, extending in a first direction, for transmitting and receiving wireless signals, a feed-in terminal electrically connected to the radiating element, for transmitting a feed-in signal to the radiating element, and a first parasitic radiating element, extending in the first direction, having a side separated from a side of the radiating element by a first distance, and another side separated from the grounding element by a second distance. The first distance allows the first parasitic radiating element and the radiating element to generate a coupling effect to form a slot antenna for transmitting and receiving wireless signals, and the second distance allows the first parasitic radiating element and the grounding element to generate a coupling effect to form a coupling path to the grounding element to increase bandwidth. | 07-11-2013 |
20130313224 | METHOD FOR FORMING ANTENNA AND COMPRESSION HEAD - An embodiment of the invention provides a method for forming an antenna which includes: providing a workpiece having a surface; providing a compression head including a main body, a soft rubber head disposed on the main body, and at least a through-hole, wherein the through-hole penetrates through the main body and the soft rubber head; adsorbing and fixing a conducting film on the soft rubber head through the through-hole; moving the compression head against the surface of the workpiece to press the conducting film onto the surface of the workpiece; removing the compression head; and patterning the conducting film. | 11-28-2013 |
Cheng-Han Lee, Kaohsiung City TW
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20140112523 | SPEAKER MODULE AND ELECTRONIC APPARATUS THEREOF - An electronic apparatus includes an antenna, an antenna signal transmitting member, and an electronic device having an attachment part, and a speaker module installed in the attachment part and including a containing casing, a speaker device, and an audio signal transmitting member. The containing casing has a first hole formed thereon. A second hole is formed on the attachment part. The audio signal transmitting member is electrically connected to the speaker device for electrically connecting to the electronic device, so as to establish audio signal transmission between the speaker device and the electronic device. The antenna is formed integrally with the attachment part along a contour of the attachment part. The antenna signal transmitting member is formed on the attachment part and coupled to the electronic device. The antenna is coupled to the antenna signal transmitting member for establishing antenna signal transmission between the antenna and the electronic device. | 04-24-2014 |
Cheng-Han Lee, New Taipei City TW
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20140177698 | Signal transmission device performing compensation by filtering characteristics and method thereof, and signal reception device offsetting compensation and method thereof - The present invention discloses a signal transmission device performing compensation by filtering characteristics for generating a transmission signal according to a pulse amplitude modulation signal. The signal transmission device comprises: a filtering characteristic compensation circuit for generating a compensation signal according to the pulse amplitude modulation signal and a filtering function; a filter coupled to the filtering characteristic compensation circuit for generating a filtered signal through filtering the compensation signal according to the aforementioned filtering function; and an analog front-end circuit for generating the transmission signal according to the filtered signal. | 06-26-2014 |
Cheng-Han Li, Hsin Chu City TW
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20100288014 | Gas sensor and method thereof - A gas sensor comprises a first surface-acoustic-wave device, at least one further surface-acoustic-wave device, and a control device. The first surface-acoustic-wave device includes a piezoelectric substrate, a pair of transducers and an external circuit. The pair of transducers consists of a first transducer and a second transducer, and they are formed on two sides of the piezoelectric substrate. The first transducer is utilized to generate a surface acoustic wave on the piezoelectric substrate. The external circuit electrically connects to the pair of transducers. At least one further surface-acoustic-wave device includes at least one first surface-acoustic-device and a sensing porous thin film of which two sides are formed on the pair of the transducers. The control device is utilized to control only one external circuit to become activated at one time. | 11-18-2010 |
Cheng-Han Lin, Taipei City TW
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20150073531 | DRUG ELUTING DEPOT STENT WITH ENHANCED FATIGUE LIFE - A drug eluting depot stent is provided. The stent has two free ends and a tubular body connected therebetween. The tubular body includes a series of rings having undulating structures. Each of the undulating structure has a bar arm and a crown connected thereto. The bar arm has a first end portion, a second end portion and a mid-section defined therebetween. The bar arm has opened regions defined at the first end portion, the mid-section, and the second end portion, respectively. The opening ratio of the mid-section is larger than that of the two end portions. With the aforementioned structure, the stress concentration at the crown region can be re-distributed towards the bar arm, and thus effectively prolonging the fatigue life of the stent. | 03-12-2015 |
Cheng-Han Sung, Taichung City TW
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20140015714 | PORTABLE ELECTRONIC DEVICE AND HINGE MECHANISM - A portable electronic device includes a casing unit, a first support unit, a second support unit, a first antenna unit, a second antenna unit, a first conducting unit and a second conducting unit. The casing unit includes a first outer casing and a second outer casing pivotally connected with the first outer casing. The first outer casing includes a hinge structure pivotally connected with the second outer casing. The first support unit includes a first support body disposed in the hinge structure, and the second support unit includes a second support body disposed in the hinge structure. The first antenna unit includes a first antenna structure disposed on the first support body and separated from the second outer casing. The second antenna unit includes a second antenna structure disposed on the second support body and separated from the second outer casing. | 01-16-2014 |
Cheng-Han Tsai, New Taipei City TW
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20130307739 | TUNABLE ANTENNA INTEGRATED SYSTEM AND MODULE THEREOF - The tunable antenna integrated system may include a tunable antenna module, a bias module, a direct current control module, and a RF module. The tunable antenna module may include a tunable capacitor and an antenna. The tunable capacitor may have the capacitance thereof adjusted according to an adjusting voltage. A resonant frequency of the antenna is controlled by the tunable capacitor. The bias module has a digital/analog converter for receiving a control voltage to generate the adjusting voltage, and the adjusting voltage may be outputted to the tunable capacitor with the value thereof larger than that of the control voltage. The direct current control module is connected to the bias module for outputting the control voltage to the digital/analog converter. The RF module is connected to the bias module, and a RF signal is transmitted between the tunable antenna module and the RF module through the bias module. | 11-21-2013 |
Cheng-Han Tsai, Yongkang City TW
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20100133163 | Magnetic filtering film - A magnetic filtering film is used to remove grains from liquid that goes through the magnetic filtering film. The magnetic filtering film includes a rubber film and micro-magnets. The rubber film is made of organic polymer. The rubber film is formed with apertures through which liquid can go. The micro-magnets are distributed in the rubber film for attracting ferromagnetic grains from the liquid. | 06-03-2010 |
Cheng-Han Tsai, Taoyuan City TW
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20110272833 | METHOD FOR MANUFACTURING A HOUSING OF A NUMERIC DISPLAY - The method for manufacturing a housing of a numeric display have the steps of: providing a first injection-molding step for forming a reflecting cover, wherein the reflecting cover has a plurality of pattern segment units, each pattern segment unit is defined by reflecting surfaces of the reflecting cover and has a through hole, and providing a second injection-molding step for forming a transparent injection-molded body into each pattern segment unit, surfaces of the formed transparent injection-molded body being bonded to the corresponding reflecting surfaces, and the reflecting cover and the transparent injection-molded body being constructed as the housing of the numeric display. | 11-10-2011 |
Cheng-Han Tsai, Taipei TW
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20150306799 | HOUSING OF AN LED DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A method for manufacturing a housing of an LED display device includes the steps of: (a) filling a first material into a first mold assembly at a first place to form a cover with a plurality of first display holes, followed by moving the cover to a second place, filling a second material into a second mold assembly and the cover to seal one of the plurality of the first display holes via a plurality of first transparent members; and (b) disposing an ink layer on a display side of the cover in such a manner that the ink layer covers the display side of the cover and that the first transparent member in each of the first display holes is exposed from the ink layer. | 10-29-2015 |
Cheng-Han Tsai, Taipei City TW
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20110217239 | SYSTEM AND METHOD OF EVALUATING A PROTEIN OF INTEREST ON TUMOR GROWTH INHIBITION WHILE FOLLOWING THE TUMOR IN VIVO OR IN VITRO - Disclosed herein are systems and methods for evaluating a protein of interest on growth inhibition of a tumor while following the tumor in vivo or in vitro through a co-expressed visible marker. The present disclosure provides an expression composition for stably transforming cells, preferably tumor cells. The expression composition includes two vectors respectively include polynucleotides encoding a protein of interest and a visible marker, wherein each polynucleotide is operably linked to a tet-on system such that the protein of interest and the visible marker are co-expressed upon activation of the tet-on system. The present disclosure also provides stably transfected cell lines, which may be used to access real-time biological processes, including tumor cell proliferation. | 09-08-2011 |
20130004962 | METHOD FOR EVALUATING CELL AGING BY EXPRESSION LEVEL OF COFILIN - The present invention discloses a concept that the expression level of cofilin may reflect the senescent condition of a cell or tissue. According to the findings in present invention, a method for determining the cellular senescent condition in a cell or tissue sample by evaluating the expression level of cofilin is provided. The detection of the expression level of cofilin is also used to screen an effective compound or composition for regulating the senescent condition in target cells. | 01-03-2013 |
Cheng-Han Wang, San Jose, CA US
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20100097152 | TUNABLE FILTER WITH GAIN CONTROL CIRCUIT - An apparatus includes a filter and a gain control circuit. The filter receives and filters an input signal and provides an output signal in a first mode and operates as part of an oscillator in a second mode. The gain control circuit varies the amplitude of an oscillator signal from the oscillator in the second mode, e.g., by adjusting at least one variable gain element within the oscillator to obtain a target amplitude and/or non rail-to-rail signal swing for the oscillator signal. The apparatus may further include a bandwidth control circuit to adjust the bandwidth of the filter in the second mode. The bandwidth control circuit receives the oscillator signal, determines a target oscillation frequency corresponding to a selected bandwidth for the filter, and adjusts at least one circuit element within the filter to obtain the target oscillation frequency. | 04-22-2010 |
20100099372 | TUNABLE FILTERS WITH LOWER RESIDUAL SIDEBAND - An apparatus includes first and second filters and a bandwidth control circuit. The first filter operates as part of a first oscillator in a first mode and filters a first input signal and provides a first output signal in a second mode. The second filter operates as part of a second oscillator in the first mode and filters a second input signal and provides a second output signal in the second mode. The bandwidth control circuit adjusts the bandwidth of the first and second filters in the first mode, e.g., adjusts the oscillation frequency of each oscillator to obtain a target bandwidth for an associated filter. The apparatus may further include first and second gain control circuits. Each gain control circuit may vary the amplitude of an oscillator signal from an associated oscillator and/or set a gain of an associated filter in the first mode. | 04-22-2010 |
20100156532 | CLASS AB AMPLIFIER WITH RESISTIVE LEVEL-SHIFTING CIRCUITRY - A class AB amplifier with resistive level-shifting circuitry is described. In one exemplary design, the class AB amplifier includes an input stage, a resistive level-shifting stage, a class AB output stage, and a bias circuit. The input stage receives an input signal and provides a first drive signal. The resistive level-shifting stage receives the first drive signal and provides a second drive signal. The output stage receives the first and second drive signals and provides an output signal. The bias circuit generates a bias voltage for the resistive level-shifting stage to obtain a desired quiescent current for the output stage. In one exemplary design, the resistive level-shifting stage includes a transistor and a resistor. The transistor receives the bias voltage and provides the second drive signal. The resistor is coupled to the transistor and provides a voltage drop between the first and second drive signals. | 06-24-2010 |
20110092178 | DOUBLED BALANCED MIXER WITH IMPROVED COMPONENT MATCHING - An improved passive double balanced mixer with reduced capacitor voltage mismatch is described. A passive double balanced mixer includes two sets of mixer circuits, each comprised of switches. Each switch is separately divided into a first portion and a second portion of unequal number of fingers. A first and second LO AC coupling capacitors associated with a given switch are coupled at one end to an LO signal. The outputs of the first LO AC coupling capacitors are coupled to the first portion of the first switch and the second portion of the second switch, respectively, while the outputs of the second LO AC coupling capacitors are coupled to the second portion of the first switch and the first portion of the second switch, respectively. In one embodiment, the unequal number of fingers is defined by an n−1 and an n+1 number of fingers, respectively. In an alternate embodiment, the mixer is an ADB mixer with a transconductance amplifier and two sets of mixer circuits as above. | 04-21-2011 |
20110300821 | TECHNIQUES FOR OPTIMIZING GAIN OR NOISE FIGURE OF AN RF RECEIVER - Techniques for optimizing gain or noise figure of an RF receiver are disclosed. In an exemplary embodiment a controller controls a capacitor bank between an LNA and a mixer of the RF front end of the receiver. For a given center frequency a first set of capacitors is switched to the mixer and a second set of capacitors is switched to ground. The ratio of capacitance of the second set to the first set of capacitors affects either gain of the RF FE or noise figure of the receiver. Therefore, the RF FE of the receiver may be controlled in such a way as to optimize for either RF FE gain or for receiver noise figure. | 12-08-2011 |
20120326792 | SYSTEMATIC INTERMODULATION DISTORTION CALIBRATION FOR A DIFFERENTIAL LNA - Systematic IM2 calibration for a differential LNA is disclosed. In an aspect, an apparatus includes an amplifier configured to output an amplified signal having a level of systematic pre-mixer IM2 distortion, a detector configured to detect the level of the systematic pre-mixer IM2 distortion in the amplified signal, and a bias signal generator configured to generate at least one bias signal configured to adjust the amplifier to reduce the level of the systematic pre-mixer IM2 distortion. | 12-27-2012 |
20130281042 | RECONFIGURABLE LNA FOR INCREASED JAMMER REJECTION - A reconfigurable LNA for increased jammer rejection is disclosed. An exemplary embodiment includes an LNA having a tunable resonant frequency, and a detector configured to output a control signal to tune the resonant frequency of the LNA to increase jammer suppression. An exemplary method includes detecting if a jammer is present, tuning a resonant frequency of an LNA away from the jammer to increase jammer rejection if the jammer is present, and tuning the resonant frequency of the LNA to a selected operating frequency if the jammer is not present. | 10-24-2013 |
20140256278 | SIMULTANEOUS SIGNAL RECEPTION WITH INTERSPERSED FREQUENCY ALLOCATION - Methods and circuits can down convert at least a first RF signal on a first path in a first frequency band to provide a first IF signal. A second RF signal on second path in a second frequency band can be down converted to provide a second IF signal. The first IF signal and the second IF signal are interspersed in the frequency domain, and the first frequency band is different from the second frequency band. A combiner can combine at least part of the first IF signal and the second IF signal to provide a combined signal on an output signal path for reception by a digital processing circuit. The first IF signal or second IF signal can be a Zero IF (ZIF), very low IF (VLIF), or Low IF (LIF) signal. | 09-11-2014 |
20140266886 | CONCURRENT MULTI-SYSTEM SATELLITE NAVIGATION RECEIVER WITH REAL SIGNALING OUTPUT - A global navigation satellite system (GNSS) receiver includes at least one GNSS antenna configured to receive input signaling from at least a first GNSS source and a second GNSS source; an in-phase/quadrature (I/Q) mixer coupled to the at least one GNSS antenna and configured to process the input signaling to obtain complex intermediate signaling; a first complex filter coupled to the I/Q mixer and configured to filter the complex intermediate signaling with respect to a first frequency range to obtain first real output signaling; a second complex filter coupled to the I/Q mixer and configured to filter the complex intermediate signaling with respect to a second frequency range to obtain second real output signaling; and a signal combiner coupled to the first and second complex filters and configured to generate combined real output signaling by combining the first real output signaling and the second real output signaling. | 09-18-2014 |
20150061071 | Metal Oxide Semiconductor (MOS) Capacitor with Improved Linearity - A MOS capacitor with improved linearity is disclosed. In an exemplary embodiment, an apparatus includes a main branch comprising a first signal path having a first capacitor pair connected in series with reversed polarities and a second signal path having a second capacitor pair connected in series with reversed polarities, the first and second signal paths connected in parallel. The apparatus also includes an auxiliary branch comprising at least one signal path having at least one capacitor pair connected in series with reversed polarities and connected in parallel with the main branch. In an exemplary embodiment, the capacitors are MOS capacitors. | 03-05-2015 |
20150207466 | Temperature Dependent Amplifier Biasing - An apparatus includes a first bias circuit configured to generate a first current that varies with temperature according to a first slope. The apparatus also includes a second bias circuit configured to generate a second current that varies with temperature according to a second slope. The apparatus further includes a low noise amplifier including a transconductance stage that is responsive to an output of the first bias circuit. The apparatus also includes a load coupled to an output of the low noise amplifier and responsive to an output of the second bias circuit. | 07-23-2015 |
20150271005 | PHASE IMBALANCE CALIBRATION - A circuit for performing a residual side band calibration is described. The circuit generally includes a phase imbalance detection circuit. The phase imbalance detection circuit may include a limiter. The phase imbalance detection circuit may be independent of gain imbalance. The circuit may also include a phase imbalance correction circuit. The phase imbalance detection circuit may control coupling between an inphase path and a quadrature path. | 09-24-2015 |
20150311989 | METHODS AND APPARATUS FOR GENERATING TWO-TONE CALIBRATION SIGNALS FOR PERFORMING LINEARITY CALIBRATION - Certain aspects of the present disclosure provide methods and apparatus for generating a two-tone signal for performing linearity calibration of a radio frequency (RF) circuit. One example apparatus generally includes a tone generating circuit configured to generate a first single-tone signal from a digital clock signal and a mixer connected with the tone generating circuit and configured to mix the first single-tone signal with a second single-tone signal to provide a two-tone signal having frequencies at a sum and a difference of frequencies of the first and second single-tone signals. | 10-29-2015 |
Cheng-Han Wu, New Taipei TW
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20150229759 | COMMUNICATION DEVICE AND METHOD CAPABLE OF AUTOMATIC RESPONSE TO INCOMING CALL - A method for a communication device to automatic respond to an incoming call is provided. The method includes: configuring a destination and a message template; detecting whether there is an obstruction in front of the communication device and a picture taken by a rear camera is in an even color when an incoming call is received; turning off a ringtone of the incoming call if there is an obstruction and the picture is in an even color; detecting a current position and position variation by a GPS unit; calculating an average speed based on the position variation; and hanging up the incoming call, calculating a time required to reach the destination, filling out the message template with the time required to form a predefined message, and then transmitting the predefined message to the caller of the incoming call if the average speed equals to or exceed a predefined value. | 08-13-2015 |
Cheng-Han Wu, Hsinchu City TW
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20090272202 | PERSONAL NANOPARTICLE SAMPLER - A personal nanoparticle sampler is disclosed to include a pre-classifier, a nozzle, a particle-sizing filter pack and a final filter pack. The particle-sizing filter pack and the final filter pack respectively accommodate a particle-sizing filter and a final filter to collect nanoparticles smaller than a diameter. The pre-classifier removes large particles to avoid clogging of the particle-sizing filter pack. The nozzle raises the airflow velocity to reduce the cut-off diameter of the particle-sizing filter without increasing the total flowrate, allowing the personal nanoparticle sampler to be used with a personal sampling pump. | 11-05-2009 |
Cheng-Han Wu, Kaohsiung City TW
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20140256093 | FinFET Device Structure and Methods of Making Same - Embodiments of the present disclosure are a method of forming a semiconductor device and a method of forming a FinFET device. An embodiment is a method of forming a semiconductor device, the method including forming a first dielectric layer over a substrate, forming a first hardmask layer on the first dielectric layer, and patterning the first hardmask layer to form a first hardmask portion with a first width. The method further includes forming a second dielectric layer on the first dielectric layer and the first hardmask portion, forming a third dielectric layer on the second dielectric layer, and etching the third dielectric layer and a portion of the second dielectric layer to form a first and second spacer on opposite sides of the first hardmask portion. | 09-11-2014 |
Cheng-Han Wu, Taipei TW
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20140090966 | KEYBOARD WITH SCREW NUT - A keyboard comprising a keyboard module, a support plate and at least one screw nut attached to the support plate. | 04-03-2014 |
20160100767 | HEARTBEAT AND PULSE MEASURING SYSTEM AND METHOD THEREOF - The present invention provides a heartbeat and pulse measuring system comprising a detecting unit, a processing unit and an outputting unit. The detecting unit includes a first light-emitting element, a second light-emitting element and a detecting module. The first light-emitting element emits a first frequency beam to a user's body to generate a first scatter light signal. The second light-emitting element emits a second frequency beam to the body to generate a second scatter light signal. The detecting module receives first scattered light signal and the second scattered light signal to covert into a first current signal and a second current signal respectively. The processing unit analyzes and calculates the intensity difference associated with time between the first current signal and the second current signal to produce an analysis information, then the analysis information is outputted by the outputting unit. | 04-14-2016 |
Cheng-Han Wu, New Taipei City TW
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20160000751 | METHOD FOR TREATING AND/OR DELAYING THE DEGENERATION OF PURKINJE CELLS - A method for treating and/or delaying the degeneration of Purkinje cells in a subject is provided. The method comprises administering to a subject in need thereof a therapeutically effective amount of a medicament, wherein the medicament comprises a phthalide selected from the group consisting of n-butylidenephthalide (BP), a metabolic precursor of BP, a pharmaceutically acceptable salt of a metabolic precursor of BP, a pharmaceutically acceptable ester of a metabolic precursor of BP, and combinations thereof. | 01-07-2016 |
Cheng-Han Wu, Tainan City TW
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20120248696 | FIVE-BY-FIVE CUBE PUZZLE - A five-by-five cube puzzle has a central shaft assembly mounted around by center blocks in predetermined numbers, first intermediate blocks, second intermediate blocks, first edge blocks, second edge blocks and corner blocks. Each center shaft of a multi-axis shaft unit of the central shaft assembly is combined with a movable inner shield. An outer shield is mounted on an outside of a corresponding inner shield with a spring and a screw. The inner shields and the outer shields are combined with the first intermediate blocks, second intermediate blocks, first edge blocks, second edge blocks and corner blocks to form the cube puzzle. Based on rotation of those blocks with respect to the relative movement between inner shields and outer shields and sufficient gap among each block and a corresponding inner shield and outer shield, smooth rotation of each block can be achieved without being affected by slightly skew block alignment. | 10-04-2012 |
Cheng-Han Wu, Hsin-Chu TW
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20150132910 | FinFET Device Structure and Methods of Making Same - Embodiments of the present disclosure are a method of forming a semiconductor device and a method of forming a FinFET device. An embodiment is a method of forming a semiconductor device, the method including forming a first dielectric layer over a substrate, forming a first hardmask layer on the first dielectric layer, and patterning the first hardmask layer to form a first hardmask portion with a first width. The method further includes forming a second dielectric layer on the first dielectric layer and the first hardmask portion, forming a third dielectric layer on the second dielectric layer, and etching the third dielectric layer and a portion of the second dielectric layer to form a first and second spacer on opposite sides of the first hardmask portion. | 05-14-2015 |
Cheng-Han Wu, Taipei City TW
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20120056808 | EVENT TRIGGERING METHOD, SYSTEM, AND COMPUTER PROGRAM PRODUCT - An event triggering method, system, and computer program product are provided, in which an optical spot trajectory tracking is utilized. Firstly, a cursor at a position on the surface of a screen is moved to a preset position through a first optical spot, then, the projecting of the first optical spot is stopped. Next, it is determined whether the preset position is a preset position of a command. Then, a second optical spot is projected to generate a light-triggered signal, and then a processing unit executes the command according to the light-triggered signal. | 03-08-2012 |
20120154298 | Method for Adjusting Touch Positions of Software Keyboard, Non-Transitory Computer Readable Storage Medium for Storing Thereof and Touch Screen Electrical Device Applying Thereof - A method for adjusting touch positions of software keyboard includes the following steps: a software keyboard is displayed on the touch screen. The preset characters are displayed respectively to receive at least one first touched position corresponding to each of the preset characters on the touch screen. A touched offset corresponding to each of the preset characters is calculated according to the at least one first touched position corresponding to each of the preset characters respectively. At least one touched boundary among each of the preset characters and the neighboring characters thereof is calculated according to the touched offset and the preset base center point corresponding to each of the preset characters respectively. A preset close-loop scope corresponding to each of the preset characters is calculated according to the touched boundaries respectively. Output characters according to the close-loop scopes touched. | 06-21-2012 |
20130138484 | METHOD FOR COMBINING A TAXI SERVICE WITH A LOTTERY GAME - A method for combining a taxi service with an event when a customer takes a taxi is disclosed. The customer has a portable communication apparatus. The taxi has a car communication apparatus. The method includes sending a message of the customer having taken a taxi to an identification apparatus. Next, a determination step is performed to determine whether the customer wants to participate in the event. When the customer wants to participate in this event, a communication connection with the identification apparatus is built. Finally, a confirmation message of participating in the event is sent to the portable communication apparatus from the identification apparatus. | 05-30-2013 |
Cheng-Han Yang, Fangshan Township TW
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20150105843 | METAL COMPLEXES COMPRISING CONDENSED HETEROAROMATIC RINGS - The present invention relates inter alia to a new class of heteroleptic metal complexes comprising condensed aromatic heterocyclic rings, their preparation and use. | 04-16-2015 |
Cheng-Han Yang, Taichung City TW
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20120298171 | SOLAR CELL - A solar cell including a photoelectric conversion layer, a back electrode, a plurality of conductive fingers parallel to each other, at least one bus bar and at least one connection ribbon is provided. The photoelectric conversion layer has a front surface and a back surface. The back electrode is disposed on the back surface of the photoelectric conversion layer. The conductive fingers are disposed on the front surface of the photoelectric conversion layer. The at least one bus bar is disposed on the front surface of the photoelectric conversion layer and is electrically connected to the conductive fingers. The connection ribbon covers the bus bar and is electrically connected to the bus bar, wherein the bus bar covered by a single connection ribbon has a discontinuous pattern. | 11-29-2012 |