Patent application number | Description | Published |
20130092902 | NANOWIRE TUNNELING FIELD EFFECT TRANSISTOR WITH VERTICAL STRUCTURE AND A MANUFACTURING METHOD THEREOF - The present invention belongs to the technical field of semiconductor devices and specifically relates to a method for manufacturing a nanowire tunneling field effect transistor (TFET). In the method, the ZnO nanowire required is developed in a water bath without the need for high temperatures and high pressure, featuring a simple solution preparation, convenient development and low cost, as well as constituting MOS devices of vertical structure with nanowire directly, thus omitting the nanowire treatment in the subsequent stage. The present invention has the advantages of simple structure, convenient manufacturing, and low cost, and control of the nanowire channel developed and the MOSFET array with vertical structure made of it though the gate, so as to facilitate the manufacturing of large-scale MOSFET array directly. | 04-18-2013 |
20130178013 | METHOD FOR MANUFACTURING A GATE-CONTROL DIODE SEMICONDUCTOR DEVICE - This invention belongs to semiconductor device manufacturing field and discloses a method for manufacturing a gate-control diode semiconductor device. When the gate voltage is relatively high, the channel under the gate has an n type and the device has a simple gate-control pn junction structure; by way of controlling the effective n-type concentration of the ZnO film through back-gate control, inverting the n-type ZnO into p-type through the gate and using NiO as a p-type semiconductor, an n-p-n-p doping structure is formed. The present invention features capacity of manufacturing gate-control diode devices able to reduce the chip power consumption through the advantages of a high driving current and small sub-threshold swing, is especially applicable to the manufacturing of reading & writing devices having flat panel displays & phase change memory, and semiconductor devices based on flexible substrates. | 07-11-2013 |
Patent application number | Description | Published |
20110305599 | OPTICAL SENSOR OF BIO-MOLECULES USING THIN-FILM INTERFEROMETER - The present invention is directed to an assembly for use in detecting an analyte in a sample based on thin-film spectral interference. The assembly comprises a waveguide, a monolithic substrate optically coupled to the waveguide, and a thin-film layer directly bonded to the sensing side of the monolithic substrate. The refractive index of the monolithic substrate is higher than the refractive index of the transparent material of the thin-film layer. A spectral interference between the light reflected into the waveguide from a first reflecting surface and a second reflecting surface varies as analyte molecules in a sample bind to the analyte binding molecules coated on the thin-film layer. | 12-15-2011 |
20110312105 | DETECTION SYSTEM AND METHOD FOR HIGH SENSITIVITY FLUORESCENT ASSAYS - This invention relates to a detection system for measuring a fluorescent signal in a fluorescent assay. The system comprises a probe having a small sensing surface bound with a fluorescent label, and a light source and a detector both mounted at the proximal side of the sensing surface of the substrate. The invention also relates to a method for detecting an analyte in a liquid sample using a probe tip having a small surface area (≦5 mm) and a high molecular weight polymer (≧1 MD) having multiple binding molecules and multiple fluorescent labels. The binding reaction is accelerated by flowing the reaction solutions laterally and moving the probe tip up and down in the reaction vessels. The invention furthers relates to a fluorescent labeling composition comprising a cross-linked Ficoll molecule having a plurality of binding molecules and a plurality of fluorescent labels. | 12-22-2011 |
20130052081 | DETECTION SYSTEM FOR HIGH SENSITIVITY FLUORESCENT ASSAYS - This invention relates to a detection system for measuring a fluorescent signal in a fluorescent assay. The system comprises a probe having a small sensing surface bound with a fluorescent label, and a light source and a detector both mounted at the proximal side of the sensing surface of the substrate. The invention also relates to a method for detecting an analyte in a liquid sample using a probe tip having a small surface area (≦5 mm) and a high molecular weight polymer (≧1 MD) having multiple binding molecules and multiple fluorescent labels. The binding reaction is accelerated by flowing the reaction solutions laterally and moving the probe tip up and down in the reaction vessels. The invention furthers relates to a fluorescent labeling composition comprising a cross-linked FICOLL® molecule having a plurality of binding molecules and a plurality of fluorescent labels. | 02-28-2013 |
20130295591 | SYSTEMS FOR IMMUNOASSAY TESTS - This invention relates to a cartridge for an immunoassay test. The cartridge comprises (a) a probe well comprising a probe and a cap, the cap being in a closed position to enclose the probe in the probe well, wherein the probe has a bottom tip coated with analyte-binding molecules; (b) a sample well to receive a sample; (c) one or more reagent wells; (d) a plurality of wash wells each containing a first aqueous solution; and (e) a measurement well having a light transmissive bottom, the measurement well containing a second aqueous solution; wherein the openings of the sample well, reagent well, measurement well and wash wells are sealed. The present invention also relates to an apparatus for loading and releasing a probe. The apparatus comprises a push pin and a groove to load and transfer the probe to a plurality of locations, such as different wells in the above-mentioned cartridge, to conduct the immunoassay test. | 11-07-2013 |
20140093432 | OPTICAL SENSOR OF BIO-MOLECULES USING THIN-FILM INTERFEROMETER - The present invention is directed to an assembly for use in detecting an analyte in a sample based on thin-film spectral interference. The assembly comprises a waveguide, a monolithic substrate optically coupled to the waveguide, and a thin-film layer directly bonded to the sensing side of the monolithic substrate. The refractive index of the monolithic substrate is higher than the refractive index of the transparent material of the thin-film layer. A spectral interference between the light reflected into the waveguide from a first reflecting surface and a second reflecting surface varies as analyte molecules in a sample bind to the analyte binding molecules coated on the thin-film layer. | 04-03-2014 |
20140295578 | SYSTEMS FOR IMMUNOASSAY TESTS - This invention relates to a cartridge for an immunoassay test. The cartridge comprises (a) a probe well comprising a probe and a cap, the cap being in a closed position to enclose the probe in the probe well, wherein the probe has a bottom tip coated with analyte-binding molecules, (b) a sample well to receive a sample, (c) one or more reagent wells, (d) a plurality of wash wells each containing a first aqueous solution, and (e) a measurement well having a light transmissive bottom, the measurement well containing a second aqueous solution, wherein the openings of the sample well, reagent well, measurement well and wash wells are sealed. The present invention also relates to an apparatus for loading and releasing a probe. The apparatus comprises a push pin and a groove to load and transfer the probe to a plurality of locations, such as different wells in the above-mentioned cartridge, to conduct the immunoassay test. | 10-02-2014 |
Patent application number | Description | Published |
20080196876 | FINNED TUBE FOR CONDENSATION AND EVAPORATION - A finned tube includes channels defined between adjacent fins on the tube body outer surface. Wings extend from side walls of the adjacent fins between the fin top and the fin base such that the wings form a barrier which splits the channel into an upper channel and a lower channel. A plurality of holes penetrate the barrier where the wings meet, so liquids and gases can pass into and out of the enclosed area defined by the lower channel. The wings can include alternating upper wings and lower wings, and there can be depressions formed in the fin top. | 08-21-2008 |
20080236803 | FINNED TUBE WITH INDENTATIONS - A tube used for heat transfer has adjacent fins extending from an outer surface of the tube with a channel between the fins. The fins include a roof formed over the channel, and holes penetrate the roof into the channel. The fin, including the roof, is monolithic with the tube body. Helical ridges are formed on a tube inner surface, and the tube body includes an indentation in the outer surface which extends the tube body inner surface towards a tube axis. | 10-02-2008 |
20090008069 | FINNED TUBE WITH STEPPED PEAKS - The current invention includes a tube with a helical fin extending from the tube's outer surface. The fins and tube are monolithic, or formed of one part, with a channel defined between adjacent fins. The fin has a crest with peaks and depressions formed in the crest. The fin peak includes an indent formed in a side surface, and the indent includes a flank and a base surface. The indent flank intersects the fin peak top, and the indent base surface intersects the fin side wall. | 01-08-2009 |
20120111551 | FINNED TUBE FOR EVAPORATION AND CONDENSATION - A finned tube includes channels defined between adjacent fins on the tube body outer surface. Wings extend from side walls of the adjacent fins between the fin top and the fin base such that the wings form a barrier which splits the channel into an upper channel and a lower channel. A plurality of holes penetrate the barrier where the wings meet, so liquids and gases can pass into and out of the enclosed area defined by the lower channel. The wings can include alternating upper wings and lower wings, and there can be depressions formed in the fin top. | 05-10-2012 |
Patent application number | Description | Published |
20140233628 | METHOD OF COMBINING SIGNALS FROM MULTIPLE CHANNELS IN A MULTI-ANTENNA RECEIVER AND ITS APPARATUS - The present invention relates to the field of MIMO wireless communication. Disclosed are a method for combining signals from multiple channels in a multi-antenna receiver and its apparatus. In the present invention, weight values corresponding to each antenna are calculated based on noise estimates or SNRs obtained from channel estimation, and a weighted combination is performed on each signal after channel equalization, which can effectively reduce impact of noises on signals and improve performances of receivers. Weight values are calculated for each subcarrier of each antenna based on noise estimates or SNRs, and a weighted combination is performed in subsequent step, which can further improve performances of OFDM receivers for a OFDM system. | 08-21-2014 |
20150036650 | CHANNEL ESTIMATION METHOD FOR OVERCOMING CHANNEL DISCONTINUITY BETWEEN SUBBANDS OF AN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING (OFDM) SYSTEM - A method of processing signals. The method includes receiving a communication signal in a time domain, converting the communication signal to a frequency domain, providing resource blocks based on the communication signal in the frequency domain, the resource blocks including a first resource block and a second resource block, selecting pilot signals from the first resource block and pilot signals from the second resource block, determining a first set of phase and amplitude differences among the pilot signals, determining a second set of phase and amplitude differences among the pilot signals, determining a third set of phase and amplitude differences between the pilot signals and the pilot signals, generating a first waveform using at least the first and third set of phase and amplitude differences, applying a smoothing filter against the first waveform to generate a second waveform, and converting the third waveform from the frequency domain to the time domain. | 02-05-2015 |
Patent application number | Description | Published |
20130078444 | THICK PLASTIC PART AND METHOD OF MAKING AND TOOL - In some embodiments, a tool includes, in an injection molding machine, a movable internal core configured to receive a molded plastic layer thereon, the molded plastic layer having a thickness. The tool also comprises an injection nozzle configured to inject plastic material over the movable internal core to form the molded plastic layer; an ejection plate connected to the movable internal core; and multiple, movable support plates each having a thickness. The multiple, movable support plates are located behind the ejection plate. A movable support plate of the multiple, movable support plates is configured to determine the thickness of the molded plastic layer. | 03-28-2013 |
20140170397 | MOLDED ARTICLE HAVING ENHANCED AESTHETIC EFFECT AND METHOD AND SYSTEM FOR MAKING THE MOLDED ARTICLE - According to an embodiment, a molded article, comprises: an insert comprising metal, glass, and combinations comprising at least one of the foregoing; a composition injection molded in a first shot on at least a portion of the insert forming a part; and a thermoplastic material injection molded on at least a portion of the part in a second shot of a double shot process, wherein the thermoplastic material of the second shot adheres to at least a portion of the composition of the first shot; and the molded article is configured to be attached to an electronic device. The composition comprises: a) an aromatic polycarbonate (PC) and poly(1,4-cyclohexane dimethylene 1,4-cyclohexanedicarboxcylate) (PCCD), the weight ratio of PC to PCCD being in the range of 30 to 90 PC to 70 to 10 PCCD, b) glass fiber greater than or equal to 0.75 mm in length and the quantity of glass fiber from 1 to 50 wt. % of the composition, and c) the refractive index of the polycarbonate and PCCD closely matching the refractive index of the glass fiber and being in the range of from 1.540 to 1.570. | 06-19-2014 |
Patent application number | Description | Published |
20120306561 | I/O CIRCUIT AND INTEGRATED CIRCUIT - An I/O circuit includes: a boost module, a P path, an N path, a PMOS driving transistor, and an NMOS driving transistor, where: a rising edge of an output signal of a non-inverting port of the boost module is slower than a falling edge; a grid electrode of the PMOS driving transistor is connected to the non-inverting port of the boost module via the P path and a grid electrode of the NMOS driving transistor is connected to an inverting port of the boost module via the N path; and the P path includes an odd number of inverters connected in series and the N path includes an even number of inverters connected in series. The present invention also provides an integrated circuit. | 12-06-2012 |
20130157675 | BASE STATION DEVICE, METHOD THEREOF, AND COMMUNICATION SYSTEM THEREOF - A base station device, a method thereof and a communication system thereof are disclosed. The base station comprises: a covariance matrix obtaining unit that forms a covariance matrix of an interference vector and a noise vector from received signals from multiple user equipments; a ratio calculation and comparison unit that calculates a relative ratio between the interference and the noise in the received signals based on the covariance matrix and compares the ratio with a predetermined threshold; an adjusting unit that reduces values of non-diagonal elements in the covariance matrix when the ratio is less than the predetermined threshold; an equalizer unit that performs equalization based on the covariance matrix by utilizing an Interference Rejection Combining algorithm when the ratio is greater than or equal to the predetermined threshold, and equalizes the received signals based on the adjusted covariance matrix by utilizing a Minimum Mean Square Error algorithm when the ratio is less than the predetermined threshold. By using the uniform receiver architecture, the advantages of the two algorithms are achieved in a simple structure, and further, its performance is superior to a MMSE receiver and an IRC receiver. | 06-20-2013 |
20130224064 | NON-ORIENTED ELECTRICAL STEEL PLATE WITHOUT CORRUGATED FAULT AND PRODUCTION METHOD THEREOF - A non-oriented electrical steel sheet without corrugated defect and a manufacturing method thereof is provided, the weight percentage of the chemical composition of the non-oriented electrical steel sheet is that C is no more than 0.005%, Si is 1.2-2.2%, Mn is 0.2-0.4%, P is no more than 0.2%, S is no more than 0.005%, Al is 0.2-0.6%, N is no more than 0.005%, O is no more than 0.005%, and a balance substantially being Fe, a slab can be obtained by hot metal preprocessing, smelting with converter, RH refining, and continuous casting and pouring, wherein a secondary cooling water amount is controlled, the water flowrate of cooling water is controlled to 100-190 l/min, the average superheat of liquid steel in the continuous casting process is controlled to 10-45° C., the slab is heated and hot rolled; wherein the furnace tap temperature of the slab is 1050-1150 ° C., the temperature difference between random two points in the length direction when the slab is heated, is lower than 25° C., the hot rolling process includes a rough rolling process and a planishing process, the entry temperature in the planishing process is no lower than 970° C.; the finished non-oriented electrical steel sheet is obtained by acid pickling, cold rolling, annealing and coating. No corrugated defect can be accomplished by controlling the cooling speed of the slab in continuous casting and pouring process, the temperature difference in the length direction of the slab in the heating furnace, and by controlling the temperature drop before planishing the slab. | 08-29-2013 |
20130278302 | CLOCK SIGNAL GENERATOR - Embodiments of the present invention provide a clock signal generator, and the clock signal generator is applied to a physical layer subsystem supporting data transmission at multiple baud rates. The clock signal generator includes: a source clock signal generator, and two or more processors connected to an output end of the source clock signal generator; where the source clock signal generator outputs multiple source clock signals with the same frequency according to a reference signal of a reference clock in the subsystem; the processors perform frequency dividing processing on the multiple source clock signals through a digital logic circuit according to an oversampling technology, to obtain a synchronous clock signal corresponding to a baud rate of data transmission in the subsystem, so as to implement timing and transceiving functions when data is transmitted at the baud rate. | 10-24-2013 |
20150011429 | SERUM-FREE FREEZING MEDIUM USED IN ADIPOSE-DERIVED STEM CELLS AND ESTABLISHMENT OF ADIPOSE-DERIVED STEM CELL LIBRARY - Disclosed is a serum-free freezing medium used in adipose-derived stem cells and a method for establishing an adipose-derived stem cell library. The serum-free freezing medium comprises a serum-free culture medium, dimethyl sulfoxide and a serum substitution component KSR; the defects of unstable freezing quality of the adipose-derived stem cells and influence of harmful factors in serum on the adipose-derived stem cells are solved, and the adipose-derived stem cells stored have the advantages of high survival percentage, well adherence growth and strong differentiation capacity. | 01-08-2015 |
20150013844 | Non-Oriented Silicon Steel and Manufacturing Process Thereof - The present invention provides a non-oriented silicon steel with excellent magnetic properties and a manufacturing process therefor. During the manufacturing process of the present invention, the temperature T of the molten steel of steel tapped from a converter during steelmaking and the carbon content [C] and the free oxygen content [O] comply with the following formula: 7.27×10 | 01-15-2015 |
Patent application number | Description | Published |
20130174516 | Splicing-Type Unloading Device of Tubular Material Packaging - The present invention relates to a splicing-type unloading device for tubular material packaging. In particular, the present invention relates to a pillow-type packaging device. Compared with a pillow-type packaging methods for tubular material, the conventional method of the pillow-type packaging for flaky materials has the drawbacks of: wasting materials, affecting the appearance, an expensive cost, additional procedures, increased labor energy consumption, and increased labor cost. The splicing-type unloading device provided by the present invention, in which well packaged bags below a row of the discharge orifices are conveyed to a splicing-type unloading device for tubular material packaging on a conveyor belt, and the holding device is on the two sides of the packaging bag. The splicer is inclined like a slide and is normally below the holding device; the inlet of the splicer is not right below the holding device. The splicer shifts along the horizontal direction, the conveyor belt is below the splicer, and the position of the conveyor belt is not right below the discharge orifice. The splicing-type unloading device is used for the pillow-type automatic packaging machine for tubular materials. | 07-11-2013 |
20130196838 | Open-End Shaped Retaining Device of Tubular Material Packaging - The present invention relates to an open-end shaped retaining device for tubular material packaging, and more particularly relates to a packaging device for pillow-type packaging. Compared with other pillow-type packaging for tubular material, the existing pillow-type packaging method for flaky materials has the disadvantage of wasting material which affects appearance, increases the price, adds additional working procedures, increases energy consumption, and raises labor costs. The present invention provides an open-end shaped retaining device for tubular material packaging in which an internal support pit is arranged on an inner support seat. Each internal support pit has an opening at the top and a channel at the bottom. Each of the tubular materials has an opening that penetrates from the bottom channel to the top of the internal support pit. The internal support pit is arranged on one of the tubular materials, wherein each internal support pit with an opening at the top is parked in one of the inner support seats, and the lower part of the internal support pit is provided with a magnetic object. The external shape of the lower part of the internal support pit is specially shaped, and the inner support pit is similarly specially shaped to provide for this magnetic object. The open-end shaped retaining device is used for the pillow-type automatic packaging machine of tubular material. | 08-01-2013 |
20130203574 | Lower Sealing and Cutting Device of Tubular Material Packaging - The present invention relates to a lower sealing and cutting device for tubular material packaging, and more particularly relates to a packaging device of pillow-type packaging. Compared with other pillow-type packaging methods for tubular material, the existing pillow-type packaging method for flaky materials has the disadvantages of wasting material which affects appearance, increased the price, adding additional working procedures, increased energy consumption, and high labor costs. The present invention is to provide a lower sealing and cutting device for tubular material packaging in which a new open-end is automatically formed and always kept in an opened state, while one by one a plurality of tubular materials form a packaging bag. According to the present invention, the open-end of the tubular material penetrates from the underside to the upside of the inner support pit, wherein the inner support with an upward top-end is within the tubular material. A sealing and cutting device is above the inner support seat, and an orifice fixing device is above the sealing and cutting device. A tube stretcher moves around up and down between the inner support pit and an orifice fixing member. An open-end fixing detector is connected with a fixture, and the tubular material packaging of the invention is used for pillow-type automatic packaging machines of tubular materials. | 08-08-2013 |
20130212979 | UPPER SEALING DEVICE FOR TUBULAR MATERIAL PACKAGE - An upper sealing device for a tubular material package is a packaging device for a pillow-type package, comprising a feeder ( | 08-22-2013 |
20130255185 | HANGING PARALLEL-PUSH TYPE QUEUING DEVICE FOR PACKAGING BY TUBULAR MATERIAL - A hanging and parallel pushing lining-up device for a tubular material package which is a automatic packaging machine used for the pillow-type tubular material, comprises a hang-rail ( | 10-03-2013 |
20130276414 | CONTROL DEVICE FOR TUBULAR MATERIAL PACKAGE - A control device for a tubular material package is provided which achieves control of a tubular material package by the effective cooperation of relays ( | 10-24-2013 |
Patent application number | Description | Published |
20120321913 | MANUFACTURING METHOD FOR LONG-LIVED NEGATIVE ELECTRODE AND CAPACITOR BATTERY ADOPTING THE SAME - The present invention relates to a preparation method of a long cycle life negative electrode as well as the organic hybrid capacitor battery using this negative electrode. The preparation steps of the negative electrode include: blending all materials including carbon material with a fast lithium intercalation capability, and a binder, and adding in solvent; pressing the blended material to get an electrode plate of a certain thickness; stirring the conductive agent to a paste, and attaching it to a cathode current collector; attaching the electrode plate to the conductive agent coated negative current collector; Drying, grinding, cutting and vacuum drying to form a negative electrode. In the present invention, the process of pressing the electrode plate into shape first and then attaching to the negative current collector is used, which enables the negative electrode to have a high compressed density and cycle life. The organic hybrid super capacitor battery in the present invention has high energy density (up to 45-80 Wh/Kg), high power density (>4500 W/Kg), and can be widely used in electric vehicles, power tools, solar energy storage, wind energy storage, portable electric appliances and other fields. | 12-20-2012 |
20130155577 | CAPACITOR CELL WITH HIGH-SPECIFIC-ENERGY ORGANIC SYSTEM - The present invention relates to an organic capacitor battery with high specific energy and high specific power. It is composed of an anode, a cathode, a separator in-between the cathode and anode, and an organic electrolyte. The characteristics of the capacitor battery are that the anode is a mixture of porous carbon materials with a lithium-ion intercalation compound, the cathode is hard carbon, and the electrolyte is an organic solvent electrolyte containing lithium ions. The super capacitor battery prepared according to this invention has high energy density (up to 20-90 W/Kg) and high power density (>4500 W/Kg, and it can be widely used in electric vehicles, power tools, solar energy storage, wind energy storage, portable appliances and other fields. | 06-20-2013 |
Patent application number | Description | Published |
20110313198 | AGOMELATINE HYDROHALIDE COMPLEX AND PREPARATION METHOD THEREOF - The present invention relates to a complex of agomelatine and to preparation thereof. The hydrogen halide complex of agomelatine obtained through the present method is more soluble, more stable, and of higher purity than agomelatine itself, making it more suitable to be used in pharmaceutical preparation. Using this method, product of high purity can be obtained through a simple process, without having to incur further complicated steps. | 12-22-2011 |
20120004313 | CRYSTALLINE FORM VI OF AGOMELATINE, PREPARATION METHOD AND APPLICATION THEREOF - The invention provides a new crystalline form of agomelatine, preparation and use thereof. The X-ray powder diffraction diagram of the agomelatine crystalline form shows main peaks at the diffraction angles 2θ 11.13°, 11.82°, 17.49°, 18.29°, 19.48°, 19.72°, 20.50°, 21.76°, 22.54°, 22.97°, 24.56°, 25.36°, 27.16° and 31.93°. Said new crystalline form is characterized by high purity, stability and good reproducibility, and thus is advantageous for the pharmaceutical formulation. In addition, the stability and solubility of said crystalline form are also superior over the several existing crystalline forms. | 01-05-2012 |
Patent application number | Description | Published |
20090206814 | METHOD AND SYSTEM FOR EFFICIENT POWER CONTROL WITH MULTIPLE MODES - Method and system for efficient power control with multiple modes. According to an embodiment, the present invention provides a power system with selectable power modes. The power system includes a first terminal for outputting energy, and the first terminal is electrically coupled to a load. The system also includes a pulse-frequency modulation (PFM) component that is configured to adjust a pulse frequency based on the load. The system additionally includes a pulse-width modulation (PWM) component that is configured to adjust a pulse width based on the load. The system further includes a switch that is electrically coupled to the first terminal. Also, the system includes a control component, the control component being configured to provide a control signal that is capable of causing the switch to be turned on or off. The control signal is associated with an output of the PWM component and the pulse width if an output is greater than a predetermined value. The control signal is associated with an output of the PFM component and the pulse frequency if an output is lower than a predetermined value. | 08-20-2009 |
20100128501 | SYSTEMS AND METHODS FOR CONSTANT VOLTAGE MODE AND CONSTANT CURRENT MODE IN FLYBACK POWER CONVERTER WITH PRIMARY-SIDE SENSING AND REGULATION - System and method for regulating a power converter. The system includes a first signal generator configured to receive at least an input signal and generate at least a first output signal associated with demagnetization and a second output signal associated with sampling. Additionally, the system includes a sampling component configured to receive at least the input signal and the second output signal, sample the input signal based on at least information associated with the second output signal, and generate at least a third output signal associated with one or more sampled magnitudes. Moreover, the system includes an error amplifier configured to receive at least the third output signal and a first threshold voltage and generate at least a fourth output signal with a capacitor, the capacitor being coupled to the error amplifier. | 05-27-2010 |
20110051472 | METHOD AND SYSTEM FOR EFFICIENT POWER CONTROL WITH MULTIPLE MODES - Method and system for efficient power control with multiple modes. According to an embodiment, the present invention provides a power system with selectable power modes. The power system includes a first terminal for outputting energy, and the first terminal is electrically coupled to a load. The system also includes a pulse-frequency modulation (PFM) component that is configured to adjust a pulse frequency based on the load. The system additionally includes a pulse-width modulation (PWM) component that is configured to adjust a pulse width based on the load. The system further includes a switch that is electrically coupled to the first terminal. Also, the system includes a control component, the control component being configured to provide a control signal that is capable of causing the switch to be turned on or off. The control signal is associated with an output of the PWM component and the pulse width if an output is greater than a predetermined value. The control signal is associated with an output of the PFM component and the pulse frequency if an output is lower than a predetermined value. | 03-03-2011 |
20110267853 | SYSTEM AND METHOD PROVIDING PROTECTION IN THE EVENT OF CURRENT SENSING FAILURE FOR POWER CONVERTER - System and method for protecting a power converter. The system includes a first comparator configured to receive a first threshold signal and a first signal and to generate a first comparison signal. The first signal is associated with an input current for a power converter. Additionally, the system includes a second comparator configured to receive a second threshold signal and the first signal and to generate a second comparison signal. The second threshold signal is different from the first threshold signal in magnitude. Moreover, the system includes a first detection component configured to receive at least the second comparison signal, detect the second comparison signal only if one or more predetermined conditions are satisfied, and generate a first detection signal based on at least information associated with the detected second comparison signal. | 11-03-2011 |
20120075891 | SYSTEMS AND METHODS FOR CONSTANT VOLTAGE MODE AND CONSTANT CURRENT MODE IN FLYBACK POWER CONVERTERS WITH PRIMARY-SIDE SENSING AND REGULATION - System and method for regulating a power converter. The system includes a first signal generator configured to receive a first sensed signal and generate an output signal associated with demagnetization. The first sensed signal is related to a first winding coupled to a secondary winding for a power converter, and the secondary winding is associated with at least an output current for the power converter. Additionally, the system includes a ramping signal generator configured to receive the output signal and generate a ramping signal, and a first comparator configured to receive the ramping signal and a first threshold signal and generate a first comparison signal based on at least information associated with the ramping signal and the first threshold signal. Moreover, the system includes a second comparator configured to receive a second sensed signal and a second threshold signal and generate a second comparison signal. | 03-29-2012 |
20120147630 | SYSTEM AND METHOD PROVIDING OVER CURRENT PROTECTION BASED ON DUTY CYCLE INFORMATION FOR POWER CONVERTER - System and method for protecting a power converter. The system includes a duty-cycle detection component configured to receive a modulation signal, determine a first duty cycle corresponding to a first period of the modulation signal, compare the first duty cycle with a threshold duty cycle, and generate a duty-cycle comparison signal. Additionally, the system includes a threshold generator configured to receive the duty-cycle comparison signal and generate a threshold signal corresponding to a second period of the modulation signal, the second period being after the first period, and a comparator configured to receive the threshold signal and a first signal and to generate a first comparison signal. The first signal is associated with an input current for a power converter. Moreover, the system includes a pulse-width-modulation component configured to receive the first comparison signal and generate the modulation signal for adjusting the input current for the power converter. | 06-14-2012 |
20120268031 | SYSTEMS AND METHODS FOR DIMMING CONTROL WITH CAPACITIVE LOADS - System and method for dimming control. The system includes a system controller including a first controller terminal and a second controller terminal, a transistor including a first transistor terminal, a second transistor terminal and a third transistor terminal, and a resistor including a first resistor terminal and a second resistor terminal. The system controller is configured to generate a first signal at the first controller terminal based on an input signal and to generate a second signal at the second controller terminal based on the first signal. The first transistor terminal is coupled to the second controller terminal. The first resistor terminal is coupled to the second transistor terminal. The second resistor terminal is coupled to the third transistor terminal. The transistor is configured to receive the second signal at the first transistor terminal and to change between two conditions in response to the second signal. | 10-25-2012 |
20130272033 | SYSTEMS AND METHODS FOR CONSTANT VOLTAGE MODE AND CONSTANT CURRENT MODE IN FLYBACK POWER CONVERTERS WITH PRIMARY-SIDE SENSING AND REGULATION - System and method for regulating a power converter. The system includes a first signal generator configured to receive a first sensed signal and generate an output signal associated with demagnetization. The first sensed signal is related to a first winding coupled to a secondary winding for a power converter, and the secondary winding is associated with at least an output current for the power converter. Additionally, the system includes a ramping signal generator configured to receive the output signal and generate a ramping signal, and a first comparator configured to receive the ramping signal and a first threshold signal and generate a first comparison signal based on at least information associated with the ramping signal and the first threshold signal. Moreover, the system includes a second comparator configured to receive a second sensed signal and a second threshold signal and generate a second comparison signal. | 10-17-2013 |
20130308350 | SYSTEMS AND METHODS FOR CONSTANT VOLTAGE MODE AND CONSTANT CURRENT MODE IN FLYBACK POWER CONVERTERS WITH PRIMARY-SIDE SENSING AND REGULATION - System and method for regulating a power converter. The system includes a first signal generator configured to receive at least an input signal and generate at least a first output signal associated with demagnetization and a second output signal associated with sampling. Additionally, the system includes a sampling component configured to receive at least the input signal and the second output signal, sample the input signal based on at least information associated with the second output signal, and generate at least a third output signal associated with one or more sampled magnitudes. Moreover, the system includes an error amplifier configured to receive at least the third output signal and a first threshold voltage and generate at least a fourth output signal with a capacitor, the capacitor being coupled to the error amplifier. | 11-21-2013 |
20130336029 | SYSTEM AND METHOD PROVIDING OVER CURRENT PROTECTION BASED ON DUTY CYCLE INFORMATION FOR POWER CONVERTER - System and method for protecting a power converter. The system includes a duty-cycle detection component configured to receive a modulation signal, determine a first duty cycle corresponding to a first period of the modulation signal, compare the first duty cycle with a threshold duty cycle, and generate a duty-cycle comparison signal. Additionally, the system includes a threshold generator configured to receive the duty-cycle comparison signal and generate a threshold signal corresponding to a second period of the modulation signal, the second period being after the first period, and a comparator configured to receive the threshold signal and a first signal and to generate a first comparison signal. The first signal is associated with an input current for a power converter. Moreover, the system includes a pulse-width-modulation component configured to receive the first comparison signal and generate the modulation signal for adjusting the input current for the power converter. | 12-19-2013 |
20140218976 | SYSTEMS AND METHODS FOR REGULATING POWER CONVERSION SYSTEMS WITH OUTPUT DETECTION AND SYNCHRONIZED RECTIFYING MECHANISMS - System and method for regulating a power conversion system. An example system controller includes: a first controller terminal and a second controller terminal. The system controller is configured to: receive an input signal at the first controller terminal and generate a first drive signal at the second controller terminal based on at least information associated with the input signal to turn on or off a transistor to affect a current associated with a secondary winding of the power conversion system. The system controller is further configured to: in response to the input signal changing from a first value larger than a first threshold to a second value smaller than the first threshold, change the first drive signal from a first logic level to a second logic level to turn on the transistor. | 08-07-2014 |
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20120261163 | HALOGEN-FREE FLAME RETARDANT THERMOPLASTIC COMPOSITIONS FOR WIRE AND CABLE APPLICATIONS - Disclosed is a halogen-free, flame retardant thermoplastic resin composition based on polypropylene and one or more thermoplastic elastomers with an organic nitrogen- and/or phosphorus-based intumescent flame retardant comprising a piperazine component. The composition is processed easily to make a wire and cable sheath exhibiting a balance of high flame retardancy, good flexibility, high wet electrical resistance and excellent heat deformation properties, and which passes the VW-I flame retardancy test, the UL1581 heat deformation test at 150° C. and the wet electrical resistance test, and also exhibits good tensile and flexibility properties. Also disclosed is a wire and cable sheath made from the composition. | 10-18-2012 |
20130030093 | Flame Retardant Thermoplastic Elastomer Composition with Resistance to Scratch-Whitening - Halogen-free, flame-retardant thermoplastic polyester elastomer (TPE-E) compositions that include at least one thermoplastic polyester elastomer, at least one low-melting, phosphorus-based flame retardant having a melting temperature no higher than 150° C., and a blend of solid intumescent flame retardants comprising a phosphorus-based, organic salt flame retardant and a nitrogen-based organic flame retardant are provided. The presence of the low-melting, phosphorus-based flame retardant renders the compositions more resistant to scratch-whitening. | 01-31-2013 |
20130059955 | Halogen-Free, Flame Retardant TPU Composite - Halogen-free TPU compositions comprise in weight percent based on the weight of the composition: A. 1 to 99% thermoplastic polyurethane (TPU), B. 1 to 50% tris(2-butoxyethyl)phosphate (TBEP), C. 1 to 70% metal hydrate, and D. 1 to 70% organic phosphate ester other than tris(2-butoxyethyl)phosphate. These compositions exhibit better smoke suppression as compared with conventional organic phosphate flame retardant TPU compositions such as those based on resorcinol bis(diphenyl phosphate) (RDP) and bisphenol-A bis(diphenyl phosphate) (BPADP) in the absence of TBEP. | 03-07-2013 |
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20140176843 | THIN FILM TRANSISTOR ARRAY SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME, AND LIQUID CRYSTAL DISPLAY DEVICE - A thin film transistor array substrate, a method for manufacturing the same, and a liquid crystal display device having the thin-film transistor array substrate are disclosed. The thin film transistor array substrate includes a data line formed on a transparent substrate, a first transparent electrode located in a same layer as the data line, an insulating layer covering the data line and the first transparent electrode, and a second transparent electrode located on the insulating layer. The second transparent electrode includes a first transparent sub-electrode and a second transparent sub-electrode, and the width of the first transparent sub-electrode is less than the width of the first transparent electrode, and the width of the second transparent sub-electrode is greater than the width of the data line. | 06-26-2014 |
20150022488 | TOUCH POINT DETECTING CIRCUIT, INDUCTIVE TOUCH SCREEN AND TOUCH DISPLAY DEVICE - A touch point detecting circuit, an inductive touch screen and a touch display device are disclosed. The touch point detecting circuit includes a plurality of mutually inductive units arranged in an array, wherein each mutually inductive unit includes a first coil and a second coil which are mutually coupled inductors, the first coil of each mutually inductive unit in a same row is electrically connected to an identical first signal line, and the second coil of each mutually inductive unit in a same column is electrically connected to an identical second signal line. By adopting the touch point detecting circuit provided in the technical solution, not only may the detection precision be relatively high, but also the positions of touch points may be determined by detecting the mutual inductance change of each mutually inductive unit, so that multi-point touch is realized. | 01-22-2015 |
20150055068 | FLAT PANEL DISPLAY - A flat panel display is disclosed. The display includes an array substrate, and a color filter substrate. The array substrate includes a plurality of pixel units, and each pixel unit includes at least three sub-pixels. The color filter substrate is placed opposite to a pixel array and includes a red resist, a green resist and a blue resist which respectively correspond to the sub-pixels. A ratio of thicknesses of the red, green and blue resists is configured in such a way that a ratio of total transmittances of the sub-pixels corresponding to the red, green and blue resists has a preset value. | 02-26-2015 |
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20140135344 | ARIPIPRAZOLE TYPE I MICROCRYSTAL, ARIPIPRAZOLE SOLID PREPARATIONS, AND PREPARATION METHOD - A method for preparing an aripiprazole type I microcrystal, including the following steps: dissolving aripiprazole in an acidifier, acquiring a medicament-having acid solution; adding an alkalizer while stirring, then adding water or aqueous ethanol 10 to 60 wt % while stirring, and separating by precipitation the aripiprazole type I microcrystal. Furthermore, a method for preparing a solid preparation having the aripiprazole type I microcrystal, an aripiprazole microcrystal having an average particle size of less than 24 μm, and a solid preparation having the microcrystal. The method for preparing the aripiprazole type I microcrystal allows reduced pollution and loss, great safety, easy and convenient, reduced use of organic solvents, obviated need for demanding process conditions (such as cooling condition) and apparatus, low cost, and facilitated applicability in industrialized manufacturing. This solid preparation provides great stability, solubility, and bioavailability, reduced individual differences, and reduced content of related substances. | 05-15-2014 |
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20120095122 | POLYURETHANE MICROCELLULAR ELASTOMER, METHOD FOR PREPARING SAME AND USE THEREOF - The present invention relates to polyurethane, and specifically relates to a polyurethane microcellular elastomer, a method for preparing the same, and the use thereof. The polyurethane microcellular elastomer is the reaction product of (1) an isocyanate-terminated prepolymer obtained by reacting an isocyanate with a first polyol, (2) a second polyol, (3) a chain extender and (4) a catalyst, wherein the first polyol and/or second polyol comprise at least one polycarbonate polyol obtained by reacting carbon dioxide with an alkene oxide. This method of preparing polyurethane microcellular elastomer can not only reduce the demand for raw materials derived from petrochemicals, but also realize the utilization of the “greenhouse gas” carbon dioxide. | 04-19-2012 |
20130059935 | POLYURETHANE WITH IMPROVED ABRASION RESISTANCE, THE METHOD FOR PREPARING THE SAME AND USE THEREOF - The present invention pertains to a polyurethane with improved abrasion resistance. The reactive component for preparing the polyurethane includes a polybutadiene, wherein the polybutadiene comprises 1,2-butene structure unit, 2,3-(cis) butene structure unit and 2,3-(trans) butene structure unit, wherein the amount of the 2,3-(trans) butene structure unit is more than the amount of the 2,3-(cis) butene structure unit. The polyurethane presented in this invention possesses improved abrasion resistance and good surface quality. | 03-07-2013 |
20130274365 | POLYURETHANE WITH IMPROVED ABRASION RESISTANCE, THE METHOD FOR PREPARING THE SAME AND USE THEREOF - The present invention relates to a polyurethane with improved abrasion resistance. The reaction components comprise a certain content of polyisoprene. The polyurethane presented in this invention possesses improved abrasion resistance and good surface quality. | 10-17-2013 |