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Cao, Shenzhen City

Bang-Yan Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20110084907SUPPORT ASSEMBLY AND COMPUTER KEYBOARD USING THE SAME - A support assembly includes a base, a slidable member, and a pair of positioning shafts. The base includes at least one sliding rail. The slidable member can side along the at least one sliding rail of the base. The slidable member defines a pair of blind holes facing the base. The positioning shafts can slide along the base in a direction perpendicular to the at least one sliding rail. When the slidable member is operated to slide along the at least one rail of the base, one of the positioning shafts can be pressed to slide along the direction perpendicular to the at least one sliding rail, causing one end of the one of the positioning shafts to be received in one of the blind holes.04-14-2011
20120064384ELECTRONIC DEVICE WITH BATTERY LATCHING ASSEMBLY - An electronic device includes a battery, a main body, and at least one latching assembly. At least one sidewall of the battery defines a positioning hole. The main body defines a battery compartment to receive the battery. The battery compartment includes an opening and at least one first sidewall adjacent to the opening. Each of the at least one latching assembly includes an elastic latching member, a resisting member, and a button. The elastic latching member is mounted in the first sidewall and partially received in the battery compartment. The resisting member is moveably mounted in the first sidewall and abuts the elastic latching member. The button is mounted in the main body and abuts the resisting member.03-15-2012

Chen-Jing Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20090260455TEST APPARATUS AND METHOD THEREWITH - A test apparatus for testing a separation force between a housing (10-22-2009

Fei Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20100211599File Transfer System, Device And Method - A file transfer system including: a file sender, a file receiver, an Instant Messaging (IM) server, a file relay policy server and a file relay server. Also disclosed are the internal structures of the above file relay policy server and IM server and a file transfer method. If the file receiver has not logged in the IM system, it is possible that the file sender sends a file to the file relay policy server, the file relay policy server forwards the file to an appropriate file relay server, and the file relay server transfers the file to a mobile terminal as the file receiver according to a file transfer protocol of the file relay server itself, thereby facilitating the file transfer for the mobile subscriber and enhancing the mobile subscriber's experience in using the mobile IM service.08-19-2010

Guang-Fei Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20110247924KEY BUTTON MECHANISM AND ELECTRONIC DEVICE USING THE SAME - A key button structure for entering data in an electronic device comprises a first key element and a second key element. The second key element is retained to the first key element by a retaining mechanism. The second key element has a joint positioned at a side thereof opposite to the first key element and two actuators 10-13-2011
20120012381SHIELDING ASSEMBLY - A shielding assembly includes a frame including a catch protruding near one end thereof; and a cover including a main body. The main body is punched to form an opening and a latching portion protruding from the main body and aligned with the opening; the latching portion latches with the catch, the latching portion shields the opening to improve the shielding affect of the shielding assembly.01-19-2012

Guo-Yang Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20100230848CUTTER - A cutter includes a contacting surface, a stopping surface. The cutter defines a cutting hole through the contacting surface and the stopping surface, forming a cutting chin on the stopping surface. A molding assembly is also provided.09-16-2010

Hai-Bing Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20100014966FASTENING DEVICE FOR FANS - A fastening device is used for connecting a first and a second fan together. The two fans each have an upper flange and a lower flange and a cylindrical body interconnecting the upper flange and the lower flange. The fastening device includes a plate-shaped pad and two resilient portions respectively extending perpendicularly from two opposite sides of the pad. The two resilient portions respectively extend through the lower flange of the first fan and the upper flange of the second fan, pressing against the first fan and the second fan toward each other. The pad is sandwiched between the lower flange of the first fan and the upper flange of the second fan.01-21-2010
20100128482LIGHT SOURCE DEVICE HAVING HEAT DISSIPATION MODULE - A light source device includes a first heat dissipation structure, an LED module, a heat energy convertor and a fan. The first heat dissipation structure includes a heat dissipation base, a first fin group attached on a top surface of the heat dissipation base. The LED module is attached on a bottom surface of the heat dissipation base of the first heat dissipation structure. The heat energy convertor is thermally connected to the heat dissipation base of the first heat dissipation structure through heat pipes, and configured for changing heat energy generated by the LED module into kinetic energy. The fan is disposed over the first fin group and driven by the heat energy convertor.05-27-2010
20100155019EVAPORATOR AND LOOP HEAT PIPE EMPLOYING IT - The disclosure relates to an evaporator and a loop heat pipe employing it. The evaporator includes a shell having an evaporation chamber and a compensation chamber defined therein, a partition being received in the shell and partitioning the evaporation chamber and the compensation chamber, and a wick structure being adhered to an inner wall of the shell corresponding to the evaporation chamber and extending through the partition and into the compensation chamber. The loop heat pipe includes the evaporator mentioned above, a pipe connecting two opposite ends of the evaporator to form a closed loop and a working medium contained in the closed loop.06-24-2010
20100243216LIQUID-COOLING DEVICE - A liquid-cooling device includes a heat exchanger defining a cavity therein and a liquid-guiding component received in the cavity. The liquid-guiding component includes a body and a fixing portion extending from the body and fixed to the heat exchanger. A first liquid passage is defined through the body and a second liquid passage is formed between the body and an inner sidewall of the heat exchanger surrounding the cavity. The first liquid passage is in fluid communication with the second liquid passage via a bottom of the cavity. An outlet and an inlet are formed at an end of the liquid-guiding component and in fluid communication with the first and second liquid passages. Liquid flows in the cavity of the heat exchanger via the first liquid passage and has a sufficient contact with the inner sidewall of the heat exchanger.09-30-2010

Haitang Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20100283851SYSTEM AND METHOD FOR MULTI-SIGNAL SWITCHINGING IN A SURVEILLANCE SYSTEM - The present invention discloses a type of universal signal switching system and method for security surveillance systems, and the method includes the following steps: A. The signal receiving/transmitting units pack the acquired multiform signals and transmits them to the TSI-SDS-TSI switching unit; B. The TSI-SDS-TSI switching unit conducts decomposition of the received multiform signals, and conduct TSI-SDS-TSI switching of the decomposed signals. As the invention adopts the TSI-SDS-TSI switching method to implement the switching of multiform signals by different signal receiving/transmitting units, the system is high integrated, the number of equipments and interfaces in the system can be reduced, and the system reliability and expandability can be improved.11-11-2010

Liang-Yu Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20090152120SURFACE TREATMENT PROCESS FOR COLORING METAL ARTICLES - A surface treatment process for coloring metal articles includes following steps. In a first step, a metal article is anodized to form a first anodic oxide layer including a first portion and a second portion on the original metal article. In a second step, the anodized metal article is dyed. In a third step, the first portion of the first anodic oxide layer is removed from the anodized metal article to partially expose a metal body of the anodized metal article. In a fourth step, the exposed metal body of the anodized metal article is anodized to form a second anodic oxide layer. In a fifth step, the exposed metal body of the metal article is dyed.06-18-2009

Ming-Kun Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20100319880HEAT DISSIPATION DEVICE AND MANUFACTURING METHOD THEREOF - A heat dissipation device includes a heat pipe, a base and a heat sink. The heat pipe includes an evaporating section and a condensing section. The evaporating section includes a flat outside surface at one side thereof. The base includes a top surface and an opposite bottom surface. The base defines a groove at the bottom surface thereof. The evaporating section is received in the groove with the flat outside surface spaced a distance from the bottom surface of the base. A solidified soldering layer is formed between the flat outside surface of the evaporating section and the bottom surface of the base. A bottom of the solidified soldering layer is coplanar to the bottom surface of the base. The heat sink is arranged on the top surface of the base with the condensing section of the heat pipe extending therethrough.12-23-2010

Qing-Shan Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20110188238ILLUMINATING SYSTEM,UNIVERSAL LAMP HOLDER AND LED LAMP - An illuminating system includes a universal lamp holder. The universal lamp holder includes a switch unit, a starter, a ballast, a first socket and a second socket. The ballast is connected to the voltage-input terminal and the first socket. The starter is connected to the first socket and the switch unit. The second socket is connected to the switch unit and the voltage-output terminal, and the switch unit is configured for selectively connecting the second socket to the voltage-input terminal or connecting the second socket to the starter. When the second socket is switched to connect to the voltage-input terminal, the illuminating system is switched to an LED lamp mode, and when the second socket is switched to be connected to the starter, the illuminating system is switched to a fluorescent lamp mode.08-04-2011
20120071036ELECTRICAL RECEPTACLE TERMINAL - A receptacle terminal to be utilized in an electrical receptacle includes a first sidewall, a second sidewall, a connecting member, and a restricting member. The second sidewall cooperates with the first sidewall to define a receiving space to receive an electrical terminal The connecting member connects the first sidewall to the second wall. The restricting member includes a first hook and a second hook. The first hook extends from one end of the first sidewall. The second hook extends from one end of the second sidewall. An end of the first hook and an end of the second hook are spaced from each other. When the electrical terminal is received in the receiving space, the first hook engages with the second hook, to prevent the receiving space from being stretch beyond a predetermined size or size range.03-22-2012
20120075847TWO-COLOR MIXING LED ILLUMINATING DEVICE - An LED illuminating device comprises a housing with a base plate, a prism sheet and a circuit board. The prism sheet is mounted in the housing and comprises a number of V-shaped micro-grooves formed thereon along three directions intersecting with each other. The circuit board is fixed on the base plate, wherein a plurality of LED units are arranged on the circuit board, each two adjacent LED units are spaced a preset distance apart from each other and emit light of different colors. Six virtual mixed light sources are formed by reflection of the prism sheet to the circuit board when the light emitted by an LED unit mixes with light emitted from adjacent LED units on the circuit board. Each of the virtual mixed light sources has a color different from the colors of the light emitted from the LED units.03-29-2012

Shixiong Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20110238701Method And Apparatus For Associating User With Friend In Network Community - An apparatus for associating a user and a friend in a network community. The apparatus extracts a property element from user personal information and searches for resources related to the property element in a network community. The apparatus also determines a friend to be recommended according to the resources, and associates the friend with the user.09-29-2011

Shuai Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20090293612GRAVITY SENSOR AND ELECTRONIC DEVICE USING THE SAME - A gravity sensor includes a chamber, a number of receiving holes, an electrically insulative liquid, a number of pressure sensors, and a number of sealing elements. The receiving holes are defined in the inner surface of the chamber. The electrically insulative liquid is sealed within the chamber. The pressure sensors are disposed in the receiving holes respectively, and are configured for sensing the pressure that the electrically insulative liquid apply thereto. The sealing elements is configured for sealing the receiving holes respectively when the corresponding pressure sensor senses a pressure applied by the electrically insulative liquid.12-03-2009
20090322697TOUCH-SCREEN BASED INPUT SYSTEM AND ELECTRONIC DEVICE HAVING SAME - An input system includes a first detecting unit, a second detecting unit, a reading unit, and an inputting unit. The first detecting unit is configured for detecting a first user input of performing a continuous touch operation on a location of a multi-touch screen. The second detecting unit is configured for detecting a second user input of performing a slide operation on the multi-touch screen while the first user input is detected. The reading unit is configured for reading an attribute of content at the location of the first user input if the second user input is detected. The inputting unit is configured for inputting a command corresponding to the attribute to a display driver. The command is for signaling the display driver to access data corresponding to the command and to display the accessed data on the multi-touch screen as a corresponding menu.12-31-2009
20100166263ELECTRONIC DEVICE AND MEASURING METHOD USING THE SAME - An electronic device includes an image capturing device, a touch sensitive display, a distance measuring device, and a processor. The image capturing device picks up an image of the object and determining a focal length of the image capturing device at which the image capturing device captures the image. The touch sensitive display displays the image and receives input touches on the image to determine a touching region. The distance measuring device determines a distance between the electronic device and the object. The processor extracts the dimension of the touching region to determine the dimension of the image of the object, and determines the dimension of the object based on the dimension of the image of the object, the distance, and a pre-setting proportional relationship about the dimension of the image of the object, the distance between the electronic device and the object, and the focal length.07-01-2010
20100207723ELECTRICALLY LOCKING DEVICE AND ELECTRIC LOCK SYSTEM AND UNLOCKING METHOD THEREOF - An electric lock system includes an electrically locking device including a memory unit, a first communication unit, an electric lock and a first processing unit, and a wireless communication device including a second communication unit, a second processing unit, and a second input unit. The memory unit stores an unlock code, a request code and a message. The first processing unit compares an input code with the request code and controls the first communication unit to transmit the message to the communication device if the input code matches the request code. The second processing unit controls the second communication unit to transmit an unlock request code to the first communication unit according to the message received by the second communication unit. The first processing unit compares the unlock request code with the unlock code, and unlocks the electric lock if the unlock request code matches the unlock code.08-19-2010

Wen-Bo Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20120088390CABLE CONNECTOR ASSEMBLY - A cable connector assembly includes a connector and an enclosure. The connector includes a securing plate and a guiding member attached to the securing plate. The enclosure includes a mounting plate and an elastic clipping portion disposed on the mounting plate. A flange is located on the clipping portion. The elastic clipping portion is engaged with the securing plate, and the flange abuts the guiding member.04-12-2012

Xia-Fei Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20100026628HANDHELD APPARATUS AND METHOD FOR INPUTTING INFORMATION IN THE HANDHELD APPARATUS - A handheld apparatus includes an input key, a screen, a monitoring module connected to the input key, and a Morse code decoder connected between the monitoring module and the screen. The monitoring module monitors the state of the input key and generates a corresponding Morse code, and outputs the Morse code to the Morse code decoder. The Morse code decoder decodes the Morse code into information and outputs the information to the screen. The screen displays the information. The present invention further includes a method of inputting information in the handheld apparatus.02-04-2010

Xiong-Gang Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20100296907OVERTURNING APPARATUS - An overturning apparatus includes a seat, a first gear; a second gear; an overturning board; and a motor. The second gear, the motor, and the overturning board are mounted on the seat. The first gear is coupled to the motor and engages with the second gear. The number of teeth of the second gear is more than the number of teeth of the first gear. The overturning board is fixed to the second gear.11-25-2010
20110034104SIMULATED EYE ASSEMBLY FOR USE IN TOY - A simulated eye assembly is provided. The simulated eye includes a motor, a first ball, and a first slider-crank transmission mechanism. The transmission mechanism comprises a slider connected to the motor, and a first crankshaft connected to the first ball. The slider is driven by the motor to cause the first crankshaft to rotate, which further causes the first ball to rotate.02-10-2011

Yan-Yan Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20110050161BATTERY CHARGER WITH RETRACTABLE CONTACTS - A battery charger includes a bottom case comprising a bottom surface. A cover is attached on the case defining a curved groove and two openings. A seat is fixed on the bottom surface and comprises a first inclined surface inclined relative to the bottom surface. A slider is slidably arranged in the case and comprises two spring contacts aligned with the two openings, respectively. The slider is slidable to a position where the spring contacts protrude out of the two openings. The driving member is arranged in the bottom case and includes a post protruding out of the curved groove. A mating member comprises a second inclined surface inclined relative to the bottom surface engaging the first inclined surface. A first means is for allowing the mating member to slidably connect the mating member to the driving member and allowing the mating member to rotate together with the driving member.03-03-2011
20110076872ELECTRICAL CONNECTOR - An electrical connector includes a base and a fixing assembly. The assembly includes a shaft, at least one positioning post, and at least one connecting bar. The shaft is slidably connected to the base and able to slide toward a first direction. The at least one positioning post is slidably connected to the base and able to slide toward a second direction. A threaded pole protrudes from each of the at least one positioning post. Ends of each of the at least one connecting bar is rotatably connected to the shaft and one of the at least one positioning post, respectively. The sliding of the shaft toward the first direction causes the at least one positioning post to slide toward the second direction, and when the shaft is caused to slide from a first position to a second position, the at least one threaded pole engages another electrical connector.03-31-2011
20110136354ELECTRICAL PLUG HAVING ADJUSTABLE PRONGS - An electrical plug is provided. The plug includes a base, a cover, a live prong, a neutral prong, and a ground prong. The cover defines a first hole, a second hole, and a third hole through which the ground prong, the live prong, and the neutral prong, respectively extend. The ground prong includes a middle contact, a first contact including a first pin rotatably connected to the middle contact and a first blade fixed to the first pin, and a second contact including a second pin rotatably connected to the middle contact and a second blade fixed to the second pin. The first pin and the second pin are rotatably at opposite sides of the middle contact. The first blade and the second blade are on front and rear of the middle contact.06-09-2011

Yu-Wei Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20100156478ELECTRONIC DEVICE AND SIGNAL GENERATOR THEREOF - An electronic device includes a signal generator and a processing module. The signal generator generates reset signals to reset the processing module. The signal generator includes a first capacitor, a second capacitor, and a switching unit. The first capacitor receives an input voltage and charges accordingly when the electronic device is powered on. The second capacitor generates the reset signals based on the input voltage. The switching unit transmits the input voltage to the second capacitor to charge the second capacitor when the electronic device is powered on, and grounds the second capacitor after the electronic device is powered off. The reset signals are generated during the charging and discharging process of the second capacitor.06-24-2010
20100176861ELECTRONIC DEVICE AND DELAY CIRCUIT THEREOF - A delay circuit is used for receiving an input signal from a signal source. The delay circuit includes a delay unit, a switch unit, and a generator. The switch unit is used for receiving a voltage from a power supply and selectively transmitting the voltage to the delay unit according to the input signal. The generator is coupled to the power supply for generating an output signal. The output signal is equivalent to the input signal that is delayed for a predetermined time period. Wherein the delay unit is used for generating an electrical signal according to the voltage and transmitting the electrical signal to the generator. The delay unit includes an adjustable capacitor coupled between ground and an interconnection of the switch unit and the generator. An electronic device including the delay circuit is also provided.07-15-2010

Zhao-Jie Cao, Shenzhen City CN

Patent application numberDescriptionPublished
20110172945METHOD FOR MONITORING BURN-IN PROCEDURE OF ELECTRONIC DEVICE - A method for monitoring a burn-in procedure of an electronic device is performed by a host computer, an external storage device, and a display device. The external storage device stores the burn-in procedure and a monitor procedure. The host computer copies the monitor procedure to the at least one electronic device and activates the monitor procedure. The monitor procedure activates the burn-in procedure for the electronic device and determines a state of the burn-in procedure. The monitor procedure then outputs a monitor result corresponding to the state of the burn-in procedure into the display device. The display device displays the monitor result.07-14-2011
20110296257POST CARD - A POST card includes a PCI connector, an LPC connector, a controller, and an indicating module. The controller includes a PCI decoder, an LPC decoder, a multiplexer, and a driver. The POST card connects to and reads error codes from a computer motherboard by the PCI connector or the LPC connector depending on which type of interface the computer motherboard has. The PCI decoder is activated and decodes the error codes read through the PCI connector. The LPC decoder is activated and decodes the error codes read through the LPC connector. The multiplexer connects the driver to the PCI decoder or the LPC decoder to transmit the error code to the driver depending on which one of the PCI connector and the LPC connector is connected to the computer motherboard. The driver drives the indicating module to display the error codes.12-01-2011
20110320871RS-485 PORT TEST APPARATUS - An RS-485 port test apparatus includes an RS-485 connector, a micro control unit (MCU), a multiprotocol transceiver, and a display. The RS-485 connector receives a first test code signal from a test RS-485 port of an electronic device. The multiprotocol transceiver receives the first test code signal from the RS-485 connector, converts the first test code signal to a second test code signal which can be identified by the MCU, and transmits the second signal to the MCU. The MCU receives the second test code signal and displays the second test code signal by the display. The MCU sends back the second test code signal to the multiprotocol transceiver. The multiprotocol transceiver converts the second test code signal to the first test code and transmits the first test code to the test RS-485 port of the electronic device through the RS-485 connector.12-29-2011