Patent application number | Description | Published |
20090080631 | METHOD, APPARATUS AND COMMUNICATION SYSTEM FOR RENTING TELEPHONE NUMBER - A method for renting a telephone number includes: receiving the request for renting a telephone number sent by the request user through the host number; selecting at least one telephone number as the rented number of the request user according to the request; binding the rented number with the host number of the request user. In the present invention, renting a telephone number could be realized by performing the steps such as receiving the request for renting a telephone number, selecting at least one telephone number as the rented number and binding the rented number with the host number of the request user terminal. Thus, users could rent a telephone just by sending a request for renting a number instead of going to the business hall in person to handle the number renting service, so the time cost by handling the service could be saved. | 03-26-2009 |
20090197076 | Enamel Composition, Coated Products and Methods - In one aspect, the invention is an enamel composition comprising zinc oxide, diboron trioxide, zirconium dioxide, silicon oxide, sodium oxide, barium oxide, lithium oxide, at least one of aluminum oxide and aluminum oxide precursor compounds that form aluminum oxide upon sintering, and at least one of calcium oxide and calcium oxide precursor compounds that form calcium oxide upon sintering. In another aspect, the invention is a product coated with an enamel layer. In yet another aspect, the invention is a method of coating a product. | 08-06-2009 |
20090202862 | ELECTROPLATED DEVICE AND PREPARATION METHOD THEREOF - Disclosed is an electroplated product, comprising a base material and an electroplated metal layer including a copper layer on the surface of the base material, wherein the electroplated metal layer further includes a nickel substitute metal layer on the copper layer and the nickel substitute metal is Cu—Sn alloy, Ru, Rh, Pd, or an alloy composed of 2, 3, or 4 elements selected from Ru, Rh, Pd, and Co. A method for preparing the same is also disclosed. The metal electroplated layer of said electroplated product is free of nickel, and therefore will not cause nickel irritation on skin. Furthermore, the electroplated layer also has the advantages of nickel coating, including good smoothness, brightness, wearing resistance, corrosion resistance, and thermal shock resistance, etc. | 08-13-2009 |
20120015172 | COMPOSITE MATERIAL AND PREPARING METHOD OF THE SAME - The present invention discloses a composite material comprising: a substrate with an anodic oxide film layer having micropores; and at least one kind of dye filled in the micropores, wherein amount of the same kind of dye is gradient distribution on at least part of the substrate. The composite material has an even, metal gloss, uneasily scratched and wore out surface with gradually changed color. Moreover, the present invention also provided a method of preparing the same. | 01-19-2012 |
20120105025 | FREQUENCY COMPENSATION CIRCUIT FOR VOLTAGE REGULATOR - A frequency compensation circuit for a voltage regulator is provided in embodiments of the present invention. The frequency compensation circuit mainly includes a first transconductance operational amplifier circuit, a second transconductance operational amplifier circuit, and a third transconductance operational amplifier circuit cascaded sequentially, where the first transconductance operational amplifier circuit receives an input voltage to be compensated, and the third transconductance operational amplifier circuit outputs a compensated voltage; and a primary transconductance negative feedback compensation circuit, connected in parallel between an output end of the second transconductance operational amplifier circuit and an output end of the third transconductance operational amplifier circuit, and a secondary transconductance negative feedback compensation circuit, connected in parallel between an output end of the first transconductance operational amplifier circuit and the output end of the third transconductance operational amplifier circuit. | 05-03-2012 |
20120119716 | POWER SUPPLY CIRCUIT - A power supply circuit is disclosed in embodiments of the present invention, which includes: a voltage output device, configured to generate an output voltage; a parasitic resistance, connected between an output end of the voltage output device and an external load, where two ends of the parasitic resistance generate a voltage drop; and a compensation circuit, connected to the output end of the voltage output device and configured to generate a compensation voltage, where the compensation voltage is loaded onto the voltage output device, so as to offset the voltage drop generated by the parasitic resistance, so that a voltage obtained at an input end of the load is roughly equal to the output voltage generated by the voltage output device. The circuit is applicable to improving load regulation of a power supply. | 05-17-2012 |
20120120203 | THREE-DIMENSIONAL DISPLAY METHOD, TRACKING THREE-DIMENSIONAL DISPLAY UNIT AND IMAGE PROCESSING DEVICE - A three-dimensional display method is provided in the present disclosure. The three-dimensional display method includes obtaining position information of an observer; and adjusting displaying content of a stereoscopic image according to the position information. A tracking three-dimensional display unit and an image processing device are also provided in the present disclosure. In the present disclosure, three-dimensional displaying contents may be adjusted according to the position information of the observer to introduce movement parallax, so as to achieve mutual effect between the observer and displaying contents, and enhance the sense of reality of three-dimensional displaying. | 05-17-2012 |
20120219124 | METHOD AND APPARATUS FOR MONITORING POWER CONSUMPTION VALUE OF DSL SUBSCRIBER BOARD - A method and an apparatus for monitoring a power consumption value of a DSL subscriber board in real time are provided. The method includes: monitoring a working state of each subscriber port on the DSL subscriber board, the number of subscriber ports in each working state, and an output power of each LD subunit in an LD unit on the DSL subscriber board; and calculating a power consumption value of the DSL subscriber board in real time according to a monitoring result and preset electrical parameters of each functional unit. | 08-30-2012 |
20120294438 | METHOD AND APPARATUS FOR IMPROVING POWER OUTPUT EFFICIENCY OF LINE DRIVER - A method and an apparatus for improving power output efficiency of a line driver are disclosed. The method includes: obtaining a current working parameter of an xDSL subscriber board, where the current working parameter includes at least one of a working mode configured on a subscriber port of the xDSL subscriber board and current output power of the subscriber port; and determining, according to the current working parameter, a control signal for a line driver in the xDSL subscriber board and outputting the control signal. | 11-22-2012 |
20130229475 | LABEL PRINTER - A label printer is provided. The label printer comprises a stationary housing ( | 09-05-2013 |
20140035544 | Hysteretic Control Conversion Circuit and Power Supply System - The invention discloses a hysteretic control conversion circuit. The circuit includes a PMOS transistor and an NMOS transistor that are connected in series between a voltage input terminal and a ground terminal, a first voltage divider resistor string connected in series between a voltage output terminal and the ground terminal, a comparator, and a logic controller, where an output terminal of the comparator is connected to an input terminal of the logic controller, and two output terminals of the logic controller are respectively connected to grid electrodes of the PMOS transistor and the NMOS transistor. The hysteretic control conversion circuit also includes: a negative feedback module connected between the voltage output terminal and the input terminal of the comparator, and configured to perform negative feedback control over an output voltage of the hysteretic control conversion circuit and clamp the output voltage to a preset reference voltage. | 02-06-2014 |
20140079104 | METHOD, APPARATUS, AND SYSTEM FOR REDUCING POWER CONSUMPTION ON XDSL SUBSCRIBER BOARD - A method for reducing power consumption on an xDSL subscriber board, includes: obtaining a maximum downlink service bandwidth, a downlink signal-to-noise ratio margin in line connection parameters of the user port, and transmission mode information in a line template bound to the user port; determining whether the downlink signal-to-noise ratio margin is larger than a preset value, if yes, reducing a maximum downlink nominal total transmission power; otherwise, configuring the maximum downlink nominal total transmission power as a downlink transmit power in line connection parameters of the current port; calculating a minimum undistorted power supply voltage required by a corresponding line driver of each registered user port under the current configuration of the bound template, comparing minimum undistorted power supply voltage values, to find the largest value; and controlling an output voltage of a power module of a line driver equaling to the largest value. | 03-20-2014 |
20140162765 | ONLINE TRADING OF VIRTUAL CHARACTERS - Automatic trading of virtual characters in online applications comprises publishing virtual characters by a first user in a trading system that involves verification at an application server and locking of the selected virtual characters at the application server. This can ensure that the trading of virtual characters is true, reliable and prompt, and reduces the loss to users arising from the trading of virtual characters. | 06-12-2014 |
20140312862 | DC-DC CONVERTER - The present invention is applicable to the field of direct current conversion, and provides a DC-DC converter. In the present invention, a DC-DC converter including a triangular wave generation module and a switch control module is adopted. The triangular wave generation module generates a triangular wave signal according to voltages at both ends of an energy storage inductor L | 10-23-2014 |
20140333451 | SYSTEM AND METHOD FOR MONITORING POWER CONSUMPTION OF ELECTRONIC DEVICE - A system for monitoring power consumption of an electronic device, includes a MCU, a processor, and an indicating unit. The MCU includes an inter-integrated circuit and an analog to digital converter. The inter-integrated circuit records a digital output current value and voltage value of each digital electronic component of the electronic device. The analog to digital converter tests an analog output current value and voltage value of each analog electronic component of the electronic device. The analog output current value and voltage value are converted into digital information. The processor processes the digital output current value and voltage value and the digital information to generate a monitoring result. | 11-13-2014 |
20140344483 | MONITORING SYSTEM AND METHOD FOR MONITORING HARD DISK DRIVE WORKING STATUS - A monitoring system for monitoring working statuses of hard disk drives comprises a controller, an MCU, an RS, and a group of indicators. The controller stores SGPIO information of corresponding hard disk drives. The MCU comprises an SGPIO signal reading unit and an SGPIO signal decoding unit. The SGPIO signal reading unit is configured for reading the SGPIO information. The SGPIO signal decoding unit decodes the read SGPIO information to obtain working status information and sends the obtained working status information to the RS. The RS receives the working status information. The group of indicators indicates the working statuses of the corresponding hard disk drives. A monitoring method using the monitoring system is also provided. | 11-20-2014 |
20140363659 | ALUMINUM ALLOY RESIN COMPOSITE AND METHOD OF PREPARING THE SAME - A method of preparing an aluminum alloy resin composite comprises: providing an aluminum alloy substrate having an oxide layer on a surface thereof, wherein the oxide layer has one or more nanopores; forming one or more corrosion pores on an outer surface of the oxide layer by using a corrosion agent, wherein the corrosion agent is at least one selected from a group of ammonia, ammonium salt, hydrazine, hydrazine derivative, and water-soluble amine compound; and injection molding a resin composition to the surface of the aluminum alloy substrate. | 12-11-2014 |
20140363686 | METHOD OF PREPARING ALUMINUM ALLOY RESIN COMPOSITE AND ALUMINUM ALLOY-RESIN COMPOSITE OBTAINABLE BY THE SAME - A method of preparing aluminum alloy-resin composite and an aluminum alloy-resin composite obtained by the same are provided. of the method comprises: S1: anodizing a surface of an aluminum alloy substrate to form an oxide layer on the surface, the oxide layer including nanopores; S2: immersing the resulting aluminum alloy substrate obtained in step S1 in a buffer solution having a pH of about 10 to about 13, to form a corrosion pores on an outer surface of the oxide layer; and S3: injection molding a resin onto the surface of the resulting aluminum alloy substrate obtained in step S2 in a mold to obtain the aluminum alloy-resin composite. | 12-11-2014 |
20150079384 | METAL COMPOSITE AND METHOD OF PREPARING THE SAME, METAL-RESIN COMPOSITE AND METHOD OF PREPARING THE SAME - A metal composite, a method of preparing the metal composite, a metal-resin composite, and a method of preparing the metal-resin composite are provided. The metal composite comprises: a metal substrate comprising a first layer formed on a surface of the metal substrate and an anodic oxidation layer formed on the first layer. The first layer comprises a first pore having an average diameter of about 10 nanometers to about 1 millimeter, and the metal composite comprises aluminum alloy or aluminum. The anodic oxidation layer comprises a second layer contacted with the first layer of the metal substrate and a third layer formed on an outer surface of the second layer, and the second layer comprises a second pore having an average diameter of about 10 nanometers to about 800 microns, and the third layer comprises a third pore having an average diameter of about 10 nanometers to about 800 microns. | 03-19-2015 |