| Patent application number | Description | Published |
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| 20110228435 | POWER SUPPLY CIRCUIT - A power supply circuit includes an energy-consuming component including an input terminal, an input over-voltage protection circuit connected to the input terminal, and a feed back circuit. The feedback circuit is connected to the input over-voltage protection circuit and the input terminal of the energy-consuming component. The feedback circuit monitors the voltage on the input terminal, compares the voltage on the input terminal with a reference voltage, and turns off the input over-voltage protection circuit to cut off voltage provided to the input terminal of the energy-consuming component when the voltage on the input terminal is larger than the reference voltage. | 09-22-2011 |
| 20110316573 | LOADING CARD - A loading card includes a printed circuit board, first and second connection portions. The first connection portion includes first and second voltage pins, and a first ground pin. The second connection portion includes third and fourth voltage pins, and a second ground pin. The loading card also includes a first voltage signal test point connected to the first and third voltage pins, a second voltage signal test point connected to the second and fourth voltage pins, a first ground signal test point connected to the first and second ground signal test points, and a second ground signal test point connected to the first and second ground signal test points. | 12-29-2011 |
| 20120098339 | POWER SUPPLY DEVICE - A power supply device for an electronic device includes a power supply module, a sampling module, a pulse width modulation (PWM) controller, and a processor. The PWM controller controls the power supply module to be switched on. The sampling module samples current generated by the power supply module and generates sampling signals correspondingly. The PWM controller receives the sampling signals and transmits the sampling signals to the processor. The processor calculates values of the current according to the sampling signals. | 04-26-2012 |
| 20120101750 | DEVICE FOR MEASURING POWER SUPPLY EFFICIENCY AND METHOD FOR USING SAME - Measurement of power efficiency of a power supply device includes detecting a value of a current input to the power supply device and transmitting the input current value to a processor. A pulse width modulation (PWM) controller detects a value of a current output by the power supply device and transmits the output current value to the processor. A value of the power efficiency of the power supply device is calculated according to the input current value and the output current value. | 04-26-2012 |
| 20120173424 | PAYMENT SYSTEM AND METHOD BY IDENTIFYING FINGERPRINTS - A fingerprint of a user can be used to identify the user. A cloud server of a data center receives the fingerprint of the user from a fingerprint input device. The cloud server of the data center determines if the received fingerprint matches a predetermined fingerprint pre-stored in the cloud server. A prompt is displayed for prompting the user for payment on a display device of a client connected to the cloud server, in response to a determination that the received fingerprint matches the predetermined fingerprint. | 07-05-2012 |
| 20120299574 | CALIBRATION APPARATUS FOR PROBES - An apparatus includes a connector and a connecting apparatus. The connector includes a first pin and a shell surrounding the first pin. The shell is insulated from the first pin. The connecting apparatus includes a main body, a second pin, and a third pin. The main body is connected to a bottom of the shell of the connector. First ends of the second and third pins extend through the main body, to be electrically connected to the first pin and the shell, respectively. Second ends of the second and third pins are exposed through a bottom of the main body. | 11-29-2012 |
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| 20090245993 | MANIPULATOR - An exemplary manipulator includes a main body, a plurality of holding devices, and a supporting arm. The main body includes four connecting surfaces. The holding devices are connected to the connecting surfaces of the main body. The holding devices are configured to seize and release grasping members. Each of the grasping members defines four latching holes. The holding devices are capable of abutting inner surfaces of the latching holes. The supporting arm is fixed to the main body, and configured to rotate with the main body. | 10-01-2009 |
| 20100068015 | METHOD AND MANIPULATOR FOR RELOADING WORKPIECE - A method for reloading workpieces includes providing a manipulator having a connecting base and a plurality of grasping assemblies arranged on the connecting base, providing a plurality of original workpieces and a plurality of machined workpieces positioned in a plurality of machining positions, grasping the original workpieces by at least one grasping assembly, with at least one grasping assembly vacant, grasping one machined workpiece by one vacant grasping assembly, rotating the connecting base, so that one original workpiece is placed in one machining position by one grasping assembly, further rotating the connecting base until another vacant grasping assembly is opposite to another machining position, and repeating grasping the machined workpieces from the machining positions and placing the original workpieces on the machining positions until a last original workpiece is placed on one machining position. The manipulator used in the present method for reloading workpieces is also provided. | 03-18-2010 |
| 20120012562 | METHOD FOR MACHINING WORKPIECE - A method for machining at least one workpiece with multiple process includes providing a positioning assembly and at least two machining devices, positioning the at least one workpiece on the positioning assembly, positioning the positioning assembly on one of the at least two machining devices and machining the at least one workpiece, and transferring the positioning assembly together with the at least one workpiece on other different machining devices for undergoing different machining processes. | 01-19-2012 |
| 20120082520 | TOOL HOLDER - A tool holder, used for holding a milling cutter and a grinding wheel, includes a tool bar, a tool base, a flange, a mounting shaft, and a fixing ring. The flange is formed on an end of the tool bar. The tool base is used for mounting the milling cutter. The ends of the mounting shaft are connected to the flange and the tool base respectively. The grinding wheel is mounted on the mounting shaft. The fixing ring is used for fixing the grinding wheel to the mounting shaft. | 04-05-2012 |
| 20120158156 | PROGRAMMABLE LOGIC CONTROLLER - A PLC includes a single-chip, a DC power module, a relay output module, an I/O module, and a pulse output module. The single chip includes a single-chip timer, a hardware watchdog, a 11.0592M crystal, and an A/D converter module. A system program is burned into an EEPROM (Electrically Erasable Programmable Read-Only Memory) of the single-chip. The system program includes a programming module and a control module. A DC power module includes an anti jamming circuit, a first output port, and a second output port. The first output port and the second output port are respectively connected to the anti-jamming circuit, and the single-chip is connected to the first output port. A relay output module is connected to the second output port. An I/O module receives and sends digital signals. | 06-21-2012 |
| 20120158157 | PROGRAMMABLE LOGIC CONTROLLER - A PLC includes a single-chip, a relay output module, an I/O module, a pulse output module, a relay, and a servo motor. The single chip includes a single-chip timer, a hardware watchdog, a 11.0592M crystal, and an A/D converter module. A system program is burned into an EEPROM of the single-chip. The relay connected to the relay output module. The servo motor is connected to the pulse output module. The system program includes a programming module and a control module. The programming module includes a main function and a function subroutine library, and the main function calls the subroutines of the function subroutine library. The control module scans the input signals from the I/O module during predetermined period, and then generates output signals according to the control commands generated by the programming module, to control output of the relay output module and the pulse output module. | 06-21-2012 |
| 20120216647 | ROBOTIC CLAW AND ROBOT USING SAME - A robotic claw includes a sleeve, a rod, a plurality of balls and a plunger. The sleeve comprises a mounting portion and a clamping portion. A mounting hole defined at an end of the mounting portion. A plurality of receiving through holes defined in the clamping portion, and an assembling hole communicating with the receiving through hole, and is defined at an end of the clamping portion. The balls are movably received in the receiving through holes correspondingly. The rod comprises an urging portion movably received in the sleeve to push the balls toward the receiving through holes. The plunger seals the assembling hole to prevent the balls from dropping out of the receiving through holes, and the balls can be mounted in the receiving through holes through the assembling hole. | 08-30-2012 |
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| 20090268465 | ELECTRONIC DEVICE - An electronic device includes a housing and at least one light source. The housing defines a chamber therein and includes an inner surface defining at least one recess configured with a specified pattern. The at least one light source is fixed in the chamber and corresponds to the at least one recess. The at least one recess is transparent and the at least one light source transmits light to the at least one recess, thereby displaying the specified pattern on an outer surface opposite to the inner surface of the housing. | 10-29-2009 |
| 20090283321 | NETWORK COMMUNICATION DEVICE - A network communication device comprises a top component and a bottom cover forming a receiving space therebetween when assembled. The top component further comprises a top cover and a body. The body is configured attaches the top cover and the bottom cover. The assembly of the top cover and the bottom cover utilizes at least one locking tab assembly. Each locking tab assembly comprises a locking tab and a reciprocal locking structure engaged with the locking tab. One of the locking tabs and the reciprocal locking structure of the one locking tab assembly are utilized to assemble the top cover and the body is disposed on a first planar surface of the top cover, and another one of the locking tab and the reciprocal locking structure of the locking tab assembly is disposed on the body. | 11-19-2009 |
| 20090290350 | ELECTRONIC DEVICE AND LIGHT GUIDE EMPLOYED THEREIN - An electronic device includes a housing and at least one light guide. The housing defines at least one through hole configured with a specified pattern. The light guides are fixed in the housing, and each light guide includes a protrusion configured with the same pattern structure as that of the through hole. The protrusions are received in the through holes. The at least one light guide transmits light from at least one light source to the protrusion thereof, thereby displaying the specified pattern of the protrusion on an outer surface of the housing. | 11-26-2009 |
| 20120299574 | CALIBRATION APPARATUS FOR PROBES - An apparatus includes a connector and a connecting apparatus. The connector includes a first pin and a shell surrounding the first pin. The shell is insulated from the first pin. The connecting apparatus includes a main body, a second pin, and a third pin. The main body is connected to a bottom of the shell of the connector. First ends of the second and third pins extend through the main body, to be electrically connected to the first pin and the shell, respectively. Second ends of the second and third pins are exposed through a bottom of the main body. | 11-29-2012 |
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| 20090300700 | REPLAYABLE TV SYSTEM - A replayable TV system ( | 12-03-2009 |
| 20110029544 | MEDIA LIST SERVER AND METHOD FOR GENERATING FAVORITE MEDIA LIST - A media list server communicating with a plurality of media database servers and a client device comprises a receiving module, a storing module, a recording module, a determining module, a calculating module and a list generating module. The receiving module receives a user identification information and vote information. The storing module stores properties of the media and weights of the properties. The recording module records the vote information. The determining module determines whether a user has logged in for the first time according to the user identification information, and determines a popularity of each media according to the vote information. The calculating module calculates similarities of the media according to the properties and weights of the properties. The list generating module generates the favorite media list according to the popularity and the similarities of the media. | 02-03-2011 |
| 20120017241 | HANDHELD DEVICE AND TEXT INPUT METHOD - A handheld device establishes a wireless connection with an Internet television including a television display, sends a detection message to the Internet television, and then receives a first feedback from the Internet television. The handheld device determines whether a cursor of the television display shows a text input area of the television display according to the first feedback, and determines a text type of the text input area if the cursor shows the text input area. The handheld device selects one input method corresponding to the text type of the text input area, and inputs a text in the text input area by use of the corresponding input method. | 01-19-2012 |
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| 20090167840 | VIDEO INSTANT MESSAGING SYSTEM AND METHOD THEREOF - A video instant messaging method includes: picking up information in front of a display panel from different directions to capture a number of facial images; extracting a number of groups of characteristic vectors from the facial images respectively; measuring a number of degrees of similarity each associated with a extracted characteristic vector using a group of reference characteristic vector; calculating a number of total degrees of similarity each associated with a facial image using the measured degrees of similarity; and transmitting the facial image having the highest total degree of similarity. | 07-02-2009 |
| 20090175610 | IMAGING DEVICE - An imaging device includes a capturing module with at least one lens for capturing an image from a scene, a driving module for driving the at least one lens to different focusing positions using different driving steps, a flat-scene judging module, and a step-judging module. The flat-scene judging module divides the image into a central area and a plurality of peripheral areas, and determines whether the captured scene is a flat scene according to the divided image. The step-judging module determines whether the driving steps corresponding to a maximum focusing value of the central area of the image are same as driving steps corresponding to respective maximum focusing values of the peripheral areas of image, and changes the driving steps corresponding to the maximum focusing value of the central area to the driving steps corresponding to the greatest one of the maximum focusing values of the peripheral areas. | 07-09-2009 |
| 20090195637 | INSTANT VIDEO MESSAGING SYSTEM AND INSTANT VIDEO MESSAGING METHOD THEREOF - The instant video messaging system includes a display unit, an image capture unit, and a capture adjustment sub-system. The display unit is configured to display consecutive images transmitted from a remote end via a network. The image capture unit is configured to capture the consecutive images in a predetermined area. The capture adjustment sub-system is connected to the display unit and the image capture unit and configured to locate select subject aspects, determine if the select subject aspects comply with a predetermined presentation, adjust the select subject aspects of the captured images, and transmit the consecutive images to the remote end via the network. | 08-06-2009 |
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| 20080242152 | PCI EXPRESS INTERFACE CARD - A PCI Express interface card includes at least two different sized PCI Express connecting interfaces ( | 10-02-2008 |
| 20090043529 | SYSTEM AND METHOD FOR TESTING AN ACCURACY OF A REAL TIME CLOCK - A method for testing an accuracy of a real time clock is provided. The method includes: applying parameters that comprise a predetermined repetition count on testing the RTC, a predetermined time period, and an acceptable error margin of the RTC; communicating with a local network time protocol (NTP) server for acquiring a system time of the local NTP server; applying a current time of the RTC according to the system time at the beginning of testing the accuracy of the RTC; acquiring the current system time of the local NTP server when the predetermined time period lapse; computing a time difference between the system time of the local NTP server and the current time of the RTC; and determining if the RTC is accurate or not by comparing the time difference and the acceptable error margin, and generating a testing result according to the determination. | 02-12-2009 |
| 20100308996 | ALARM SYSTEM AND METHOD FOR DETACHABLE ELECTRONIC DEVICE - An alarm system is applied for a computer to warn an owner of an electronic device via a terminal when the electronic device is detached from the computer. The alarm system includes a memory unit and a main controller connected the memory unit. The main unit controller includes a recording unit, a determining unit, and an information obtaining transmitting unit. The recording unit is used to log the electronic device detachably connected to the computer. The determining unit is used to determine whether the electronic device detachably connected to the computer is detached from the computer. The information obtaining transmitting unit is used to read the alarm information from the memory unit when the electronic device is detached from the computer, and transmit the alarm information to the owner’ terminal. | 12-09-2010 |
| 20110016270 | RAPID STARTUP COMPUTER SYSTEM AND METHOD - A computer system includes a north bridge chipset, a south bridge chipset, a memory, and a rapid startup apparatus. The rapid startup apparatus includes a DRAM module to install application programs or operation system programs, a battery, a control chip to control data reading and writing for the DRAM module, a PCI-E interface, and a switch circuit. The application programs or the operation system programs are loaded into the memory via the PCI-E interface, the south bridge chipset, and the north bridge chipset in series. The switch circuit processes voltage of the battery or the PCI-E interface and supply power to the DRAM module. | 01-20-2011 |
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| 20100322800 | COOLING FAN - A cooling fan includes a base forming a central tube at a central portion thereof, a stator mounted around the central tube and a rotor rotatable relative to the stator. The central tube defines at least one engaging slot therein. The stator includes a stator core, an upper insulating frame attached to a top side of the stator core and a lower insulating frame attached to a bottom side of the stator core. The upper insulating frame forms a plurality of protrusion tabs extending inwardly from an inner circumferential surface of the upper insulating frame. The protrusion tabs extend into and engage in the at least one engaging slot to securely mount the stator core around the central tube. | 12-23-2010 |
| 20100329859 | FAN ASSEMBLY - A fan assembly includes a first fan and a second fan mounted on the first fan. The first fan includes a plurality of locking units and a plurality of positioning dots extending upwardly therefrom. Each of the locking units includes a perpendicular portion and a horizontal portion. The second fan defines a plurality of through holes therein corresponding to the locking units of the first fan, and a plurality blind holes therein corresponding to the positioning dots of the first fan. Each of the locking units of the first fan extends into a corresponding through hole of the second fan with the horizontal portion thereof engaging with the second fan near an edge of the through hole. Each of the positioning dots of the first fan is received in a corresponding blind hole of the second fan. | 12-30-2010 |
| 20110070081 | COOLING FAN WITH INTERNALLY TAPERED HOUSING - A cooling fan includes a fan housing and a rotor. The fan housing includes an inner surface defining an inner space therein. The inner surface expands along a direction parallel to a central axis of the fan housing. The rotor is received in the inner space and surrounded by the inner surface of the fan housing. The rotor includes a hub and a plurality of rotary blades extending outwardly from the hub. Each of the rotary blades has an outer edge confronting the inner surface of the fan housing. The outer edge of each rotary blade slants towards the central axis of the fan housing. | 03-24-2011 |
| 20110085751 | SLEEVE BEARING SYSTEM - An exemplary sleeve bearing system includes a bearing housing, a sleeve bearing and a resilient washer. The bearing housing defines a receiving hole therein. The receiving hole has a first diameter. The sleeve bearing has a second diameter which is slightly less than the first diameter, and the sleeve bearing is received in the receiving hole of the bearing housing. The resilient washer is received in the receiving hole of the bearing housing and is fitted around the sleeve bearing. The resilient washer is sandwiched between the bearing housing and the sleeve bearing and resiliently abuts an outer circumferential surface of the sleeve bearing to thereby mount the sleeve bearing in the receiving hole of the bearing housing. | 04-14-2011 |
| 20110129174 | SLEEVE BEARING SYSTEM - A sleeve bearing system includes a bearing housing, a sleeve bearing received in the bearing housing, and a wear-resistant pad received at a bottom of the bearing housing. The bearing housing defines a receiving recess therein for receiving the sleeve bearing. The wear-resistant pad is sandwiched between the sleeve bearing and a bottom of the bearing housing. The wear-resistant pad includes a central supporting portion aligning with the bearing hole of the sleeve bearing and a plurality of ears extending radially and outwardly from and an outer periphery of the supporting portion. A reservoir is defined between adjacent ears around the supporting portion. | 06-02-2011 |
| 20110135462 | COOLING FAN - A cooling fan includes a fan housing and a stator and an impeller received in the fan housing. The fan housing includes a frame and a mounting portion located in the frame. The stator is received in the frame and mounted to the mounting portion. The impeller is mounted to the stator and rotatable with respect to the stator. The impeller includes a hub and a plurality of blades extending radially and outwardly from the hub. Each of the blades includes an inner end connected with the hub and an outer end distant from the hub. Each of the blades forms a tab on the outer end at the end surface. | 06-09-2011 |
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| 20090033887 | PROJECTION OPTICAL SYSTEM - A projection optical system includes a digital micro-mirror device and a light blocker disposed along the light path of the digital micro-mirror device. The digital micro-mirror device includes a base having a plurality of outer pads, a micro-mirror array disposed on the base, and a plurality of bonding wires. The bonding wires are electrically connecting the outer pads with the corresponding micro-mirror array. The light blocker is configured for blocking the light incident to the bonding wires and the light reflected by the bonding wires. | 02-05-2009 |
| 20090109407 | PROJECTOR - A projector includes a light-source unit, a color wheel, and a connecting portion. The light-source unit with a first support structure is configured for providing light beams. The color wheel includes a color filter, a rotating portion, a motor and a second support structure. The color filter is rotatable together with the rotating portion driven by the motor, which is fixed on the second support structure. The connecting portion is configured for connecting the first and second support structures together and aligning the light-source unit with the color wheel. | 04-30-2009 |
| 20100097577 | DYNAMIC APERTURE AND PROJECTION DEVICE HAVING SAME - A dynamic aperture, positioned in the path of light, includes a pair of parallel blades, a connecting member, a driving member, and a motor. The projection device includes a light source configured for generating light. The connecting member is fixed to the projection device and rotatably interconnects a same side of the blades. The driving member rotatably interconnects the opposite side of the blades so that the blades, the connecting member, and the driving member constituting a variable quadrangular frame. The motor is coupled to the driving member and is configured for rotating the driving member. Rotation of the driving member and restriction of the projection device to the connection member alter dimensions of the variable quadrangular frame and accordingly adjust a gap between the blades through which the generated light passes. | 04-22-2010 |
| 20110188010 | OPTICAL SYSTEM FOR PROJECTION DEVICE - An optical system includes a light source array, a dichroic mirror set, a light converting device and a light guide pipe. The light source array is used for emitting a first homogeneous light. The dichroic mirror set is disposed in a light path of the first homogeneous light and used for reflecting a part of the first homogeneous light to the light guide pipe, transmitting the remaining part of the first homogeneous light to the converting device. The light converting device is disposed in the transmitting light path of the dichroic mirror and used for transferring the first homogeneous light into a second, third homogeneous light. The dichroic mirror is further used for reflecting the second, third homogeneous light to the light guide pipe. The light guide pipe is used for mixing the first, second and third homogeneous light to obtain a white light. | 08-04-2011 |
| 20130033682 | LIGHT SOURCE DEVICE AND PROJECTOR HAVING SAME - A projector includes a projection lens set, a digital micro-mirror device, a prism unit, a light guide unit, and a light source device. The light source device includes a light emitting diode (LED), a laser light source, and a color wheel. The LED is positioned in a first optical path and generates a first light. The laser light source is positioned in a second optical path and generates a second light. The color wheel is positioned in the second optical path. The second light irradiates the color wheel to generate a third light. The light merging unit merges the first, second, and third lights to generate a mixed light. The light guide unit guides the mixed light to the prism unit. The mixed light is refracted to the DMD via the prism unit, and then the refracted mixed light is reflected to the projection lens set via the DMD. | 02-07-2013 |
| 20130033683 | LIGHT SOURCE DEVICE AND PROJECTOR - A projector includes a projection lens set, a DMD, a prism unit, a light guide unit, and a light source device. The light source device includes a first and a second LEDs, a laser light source, and a color wheel. The first LED is positioned in a first optical path and generates a first light. The laser light source is positioned in a second optical path and generates a laser light. The second LED is positioned in a third optical path and generates a second light. The laser light irradiates the color wheel to generate a third light. A light merging unit merges the first, second, and third lights. The light guide unit guides the mixed light to the prism unit. The mixed light is refracted to the DMD via the prism unit. The refracted mixed light is reflected to the projection lens set via the DMD. | 02-07-2013 |
| 20130044296 | LIGHT SOURCE DEVICE AND PROJECTOR - A projector includes a projection lens set, a DMD device, a prism unit, a light merging unit, a light guide unit, and a light source device. The light source device includes an LED, a laser light source, and a color wheel. The LED is positioned in a first optical path and generates a first light. The laser light source is positioned in a second optical path and generates a laser light. The color wheel is positioned in the second optical path. The laser light irradiates the color wheel to generate second and third lights. The light merging unit merges the first, second, and third lights to generate a mixed light. The light guide unit guides the mixed light to the prism unit. The mixed light is refracted to the DMD via the prism unit, and the refracted mixed light is reflected to the projection lens set via the DMD. | 02-21-2013 |
