| AMBIT MICROSYSTEMS (SHANGHAI) LTD. Patent applications |
| Patent application number | Title | Published |
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| 20120131213 | NETWORK DEVICE AND POINT TO POINT CONNECTION DISTINGUISHING METHOD - A network device connects a terminal device to the Internet using a plurality of connections. The network device obtains a quantity of different destination port numbers employed by the plurality of connections, calculates a ratio of the quantity of the different destination port numbers to a quantity of the connections, and determines that the connections include at least one point to point connection if the calculated ratio is larger than a predetermined ratio. The network device further determines that one of the connections is the point to point connection upon the condition that a communication protocol of the one of the connections is the transmission control protocol, that the destination port number of the one of the connections is larger than a predetermined port number, and that the average size of the packets of the one of the connections is larger than the predetermined size. | 05-24-2012 |
| 20120119818 | THREE-POLE THREE-THROW SWITCH AND COMMUNICATION DEVICE - A three-pole three-throw switch and a communication device employing the three-pole three-throw switch includes six diodes and six inductors. The six diodes are connected in series with a same direction. Common nodes of each two diodes form three poles and three throws. The three poles and the three throws are linked together in circular form. The three poles and the three throws receive control signals via the six inductor, respectively. | 05-17-2012 |
| 20120056753 | METER AND COMMUNICATION RELAY METHOD - A meter receives a new communication frame from a power line, and determines whether the new communication frame is used to read power consumption of the meter. If the new communication frame is used to read power consumption of the meter, the meter generates a response frame of the new communication frame, and broadcasts the response frame to the concentrator via the power line to report the power consumption of the meter. If the new communication frame is not used to read power consumption of the meter, the meter broadcasts the new communication frame to the at least one other meter and the concentrator via the power line. | 03-08-2012 |
| 20120045130 | ELECTRONIC DEVICE AND METHOD FOR MATCHING IMAGES - In an electronic device and method of matching an image A and an image B, grayscale centers of the image A and the image B are computed. The image A is divided into n equal parts D | 02-23-2012 |
| 20120044946 | ROUTER AND METHOD OF PASSING IPV6 DATA PACKETS THROUGH THE ROUTER - In a router and a method of passing IPv6 data packets through the router, the router receives a data packet from a local area network or the wide area network. The router determines if the data packet is a IPv6 data packet or a non-IPv6 data packet . The router routes the data packet to a destination address via the network layer of the open system interconnect, upon the condition that the data packet is a non-IPv6 data packet; or bridges the data packet to the destination address via the data link layer, upon the condition the data packet is a IPv6 data packet. | 02-23-2012 |
| 20120044911 | WIRELESS TERMINAL AND ROAMING METHOD USING THE SAME - A wireless terminal roams from a first access point to a second access point. The wireless terminal can set a predetermined time period to determine whether to roam between different access points. Upon receiving signals from the second access point, the wireless terminal decodes signals received from the first access point and the second access point to get a correct probability of each bit of the signals. The wireless terminal then calculates mean values, a variance value and a difference in the mean values of the first access point and the second access point. If the difference in the mean value exceeds a product of the variance value and a roaming weight, the wireless terminal switches the wireless terminal from the first access point to the second access point to access the network. | 02-23-2012 |
| 20120042352 | SET TOP BOX AND AUTO STANDBY METHOD THEREOF - A set top box transmits a connection request to a TV to request a number of response signals therefrom. The response signals are read when the TV is in a working state, and an idle signal is output if the response signals are not read in a predetermined time. State of the TV is determined according to the response signals or the idle signal, and the set top box is controlled to be in the working state according to the starting signal, or placed a sleeping/standby state according to the standby signal. | 02-16-2012 |
| 20120042351 | BROADCAST SYSTEM FOR SHARING MEDIA CONTENT AND METHOD THEREOF - A broadcast system for media content sharing includes a receiver, a verification module, a communication module, a storage, a processor and a transmitter. The receiver receives a configuration information of a media program from a first client. The verification module verifies the configuration information of the media program. The communication module communicates with a second client to confirm a transmission time period when the verification performed by the verification module is passed. The processor transforms the media program as a data stream and stores the data stream in the storage. The transmitter transmits the data stream to the second client. | 02-16-2012 |
| 20120041766 | VOICE-CONTROLLED NAVIGATION DEVICE AND METHOD - In a voice-controlled navigation device and method, a voice command is received, and divided into voice segments Vi (i=1˜n) by comparing with one or more keywords. A voice segment Vi (i=1˜n) is obtained in sequence to be compared with tree nodes in a search tree of place names. A weight value of each tree node is computed according to a comparison, to select one or more tree nodes whose weight values are greater than a predetermined value. Routes formed by all the selected tree nodes are obtained to select a route whose total weight value is the greatest. A navigation to a destination is given by indicating the selected route on an electronic map according to place names represented by the tree nodes of the selected route. | 02-16-2012 |
| 20120041760 | VOICE RECORDING EQUIPMENT AND METHOD - In a voice recording equipment and method, voice data from a speaker is received using a microphone. Threshold values T | 02-16-2012 |
| 20120039193 | COMMUNICATION DEVICE AND DYNAMIC MANAGEMENT METHOD USING THE SAME - A network device transmits and receives data packets between the network device and a network. The data packets includes information about a procedure needed in order to process the data packets. According to the information, the network device executes the procedure to process the data packets. If the time of the procedure has not been executed to process the data packets is more than a predetermined time and no other data packets are needed to be processed, the network device turns off the procedure automatically. | 02-16-2012 |
| 20120028485 | ELECTRONIC DEVICE - An electronic device includes an enclosure, a connector, a connector cover, and a resisting member. The enclosure defines at least one opening. The connector is disposed in the enclosure and corresponding to the at least one opening of the enclosure. The connector cover covers the opening to protect the connector and includes pivot shaft. The pivot shaft is rotatably connected to the enclosure. The resisting member elastically resists the pivot shaft and the enclosure. | 02-02-2012 |
| 20120027009 | COMMUNICATION DEVICE AND METHOD THEREOF - A communication device electronically connects with a phone and includes a control unit, a relay, a public switched telephone network (PSTN) interface, a voice over Internet Protocol (VoIP) network interface, and a ring signal detector. The relay is electronically connected with the control unit. The PSTN interface and the VoIP interface are electronically connected with the relay. The ring signal detector is electronically connected with the control unit and the PSTN interface. The control unit controls the relay to connect the phone with the PSTN interface when the ring signal detector detects a PSTN ring signal. In one embodiment, the control unit controls the relay to connect the phone with the VoIP interface. | 02-02-2012 |
| 20120025376 | BALL GRID ARRAY PACKAGE - A BGA package includes an IC die, a substrate, a plurality of solder balls, and a square contact pad. The portions of the contact pad capable of interfering with the IC die are removed to ensure the space between two of the contact pads is sufficient to avoid noise interference. | 02-02-2012 |
| 20120021696 | DATA CARD WITH USB FUNCTION - A data card includes a main chip, a switch, and an input/output interface. The input/output interface receives a voltage signal and a control signal, and transmits the voltage signal and the control signal to the switch. When the control signal is a first control signal, the switch switches on, and the voltage signal is transmitted to the main chip via the switch, causing the main chip to enable a universal serial bus (USB) function of the data card. When the control signal is a second signal, the switch switches off, and no voltage signal is supplied to the main chip, causing the main chip to disable the USB function. | 01-26-2012 |
| 20120019718 | MULTIMEDIA DEVICE CAPABLE OF DETECTING CONNECTION STATUS OF EXTERNAL DISPLAY DEVICES - A multimedia device generates and outputs video signals to a display component and an external display device, and includes a video output circuit and a load detection circuit. The load detection circuit isolates and buffers the video output circuit and the load detection circuit, and retrieves horizontal sync signals from the video signals. The load detection circuit further amplifies and integrates the retrieved horizontal sync signals to output direct current signals, and finally compares the direct current signals with a predetermined voltage to output a control signal indicating a connection between the video output circuit and the external display device. The multimedia device turns off the display component according to the control signal indicating that the video output circuit has been connected to the external display device. | 01-26-2012 |
| 20120015542 | ELECTRIC CONNECTOR WITH ENGAGABLE STRUCTURE FOR MOUNTING MALE CONNECTOR TO FEMALE CONNECTOR - An electric connector includes a female connector and a male connector. The female connector defines a first sliding groove, a second sliding groove parallel to the first sliding groove and a guiding slot communicating with the first sliding groove and the second sliding groove. The guiding slot includes a first guiding slot and a second guiding slot communicating the first guiding slot with the second sliding groove. The first sliding groove and the first guiding slot collectively form a step portion. The male connector includes a latching hook to engage with the first sliding groove and the second sliding groove. The latching hook slides along the first sliding groove to be received in the first guiding slot and resist on the step portion to combine the male connector with the female connector. The latching hook sides along the second guiding slot to release the male connector from the female connector. | 01-19-2012 |
| 20110293981 | MOBILE DEVICE HAVING A WATERPROOF STRUCTURE - A mobile device includes a housing, a gasket and a lid assembly. The housing defines receiving chamber to receive a battery and a receiving groove configured in a circle around the receiving chamber. The gasket is received in the receiving groove. The lid assembly attached to the housing to cover the receiving chamber includes a first lid and a second lid. The first lid includes a projecting rib to engage with the receiving groove to force the gasket in the receiving groove. The second lid is slideably attached to the first lid and engages to the housing to force the first lid on the housing. | 12-01-2011 |
| 20110292606 | ELECTRONIC DEVICE WITH FIXING MEMBERS - An electronic device includes a fan including a frame, an enclosure, and many fixing members engaged with the enclosure to fix the fan in the enclosure. The frame includes many mounting holes positioned in corners of the frame, respectively. The enclosure includes many sidewalls and many fixing members corresponding to the mounting holes. Each fixing member includes a base, a fixing portion extending from a top surface of the base, an angle shaped clasping portion extending from a sidewall of the base. Each base includes a locating block received in a corresponding locating member, and at least one fixing arms abuts against the corresponding locating member. Each fixing portion extends through the locating member and is received in a corresponding mounting hole. Each clasping portion extends through the corresponding locating member and clasps an inner wall of the corresponding mounting hole. | 12-01-2011 |
| 20110214001 | INRUSH CURRENT SUPPRESSING CIRCUIT AND ELECTRONIC DEVICE USING THE SAME - An inrush current suppressing circuit connected between a power supply and a working circuit of an electronic device includes a first power supply circuit and a second power supply circuit both connected between the power supply and the working circuit. The first power supply circuit suppresses inrush current and forwards power from the power supply to the working circuit when the electronic device is powered on. The second power supply circuit forwards power from the power supply to the working circuit when the power supply reaches a predetermined voltage. | 09-01-2011 |
| 20110194223 | THERMAL PROTECTION CIRCUIT AND ELECTRONIC DEVICE USING THE SAME - A thermal protection circuit to protect an electronic device from over-heat comprises a temperature sensor, a hysteresis comparator and a switch circuit. The temperature sensor senses internal temperature of the electronic device and output an internal temperature signal with voltage. The hysteresis comparator outputs a power-off signal when the voltage of the internal temperature signal is lower than a low voltage threshold representing an a determined temperature, or outputs a power-on signal when the voltage of the internal temperature signal is higher than a high voltage threshold representing a restarting temperature. The switch circuit stops transmitting power signals to the electronic device in response to the power-off signal, or continues to transmit the power signals to the electronic device in response to the power-on signal. | 08-11-2011 |
| 20110189537 | ELECTRONIC DEVICE - An electronic device includes a battery box receiving two batteries for providing power. The battery box includes a holding base defining two neighboring receiving rooms and a sliding groove and a slidable block slidably installed in the sliding groove to position the batteries in the receiving rooms. The batteries are received in the receiving rooms via passing over the sliding groove. The slidable block includes a retaining shoulder, a positioning portion protruding from one side of the retaining shoulder and used to match with the sliding groove, a stopper plate and a tab connected between the stopper plate and the retaining shoulder. The stopper plate and the tab are protruding from the other side of the retaining shoulder. | 08-04-2011 |
| 20110187618 | DUAL-BAND ANTENNA - A dual-band antenna includes a feeding portion, a radiating portion, a grounding portion, and an insulating support portion. The insulating support portion includes a first support wall, a second support wall, and a third support wall. The third support wall is parallel to the substrate, and perpendicularly connected to the first support wall and the second support wall, to position the radiating portion. | 08-04-2011 |
| 20110183634 | MOBILE STATION AND METHOD TO SELECT AN AMPLIFYING PATH THEREOF - A mobile station communicates with an access point (AP). The mobile station includes a low noise amplifier (LNA) path, a power amplifier (PA) path, a switch to select the LNA path or the PA path, and a controller directing the switch. The controller estimates amplifying power of the LNA, transmitting power and a sensitivity threshold of the PA. The controller receives a current received signal strength indication (RSSI) value of the AP. The controller determines whether amplifying power of the LNA path exceeds the PA sensitivity threshold. The controller transmits a selection signal directing the switch to select the LNA path if the amplifying power of the LNA path exceeds the sensitivity threshold of the PA. | 07-28-2011 |
| 20110182023 | HARD DISK DRIVE HOLDER AND ELECTRONIC EQUIPMENT EMPLOYING THE SAME - A hard disk drive holder fixes hard disk drives in electronic equipment, and includes at least one handling assembly and a bracket for receiving the handling assemblies. Each of the handling assemblies is fixed to one of the hard disk drives to push or pull the hard disk drive into or out from the bracket for replacement or repair, and includes a handle and a pair of handle seats. The handle includes a holding portion and two extending portions including a convex block. Each of the handle seats includes a housing cavity and a spring clip. The spring clip includes a first stopper portion, a second stopper portion and a hook portion. The convex block is movable between the first stopper portion and the second stopper portion to limit movement range of the handle. | 07-28-2011 |
| 20110150263 | SPEAKER ASSEMBLY - A speaker assembly includes a base including two receiving holes, a cover mounted on a first surface the base, a speaker, a flexible printed circuit (FPC) attached to a second surface the base opposite to the first surface, and two springs received in the receiving holes. The cover includes a receiving space to receive the speaker. The speaker includes two first pads. The FPC includes two second pads. The springs electrically connect the first pads to the second pads. | 06-23-2011 |
| 20110149854 | WIRELESS ACCESS DEVICE AND METHOD OF TRANSMITTING PACKETS - A wireless access device communicates with a plurality of customer premised equipments (CPEs) via a network. The wireless access device establishes a plurality of queues and distributes intervals for each of the CPEs. The wireless access device receives packets from the network, obtains one of the intervals corresponding to one of the CPEs with a MAC address being a destination MAC address of one of the received packets, and stores each of the received packets to one of the queues with sequence number being in the obtained interval. The wireless access device transmits the received packets stored in the plurality of queues in the way of one row by one row. | 06-23-2011 |
| 20110133701 | DUAL-MODE CHARGER CIRCUIT - A dual-mode charger circuit includes a first charge circuit and a second charge circuit connected in parallel between a power source and a battery, to charge the battery under a slow charge mode and a quick charge mode. A central processing unit detects a capacity of the battery and determines whether the detected capacity exceeds a predetermined capacity, and outputs a mode control signal according to the determination. A mode switch circuit switches the second charger circuit on/off according to the mode control signal. When the second charge circuit is off, the battery is charged under the slow charge mode, and when the second charge circuit is on, the battery is charged under the quick charge mode. | 06-09-2011 |
| 20110115573 | BAND-PASS FILTER - A band-pass filter (BPF) includes a T-type lumped high pass filter and a hairpin-line resonator. The T-type lumped high pass filter is electrically connected with the T-type lumped high pass filter via a capacitor. The hairpin-line resonator includes a first hairpin-line low pass filter (LPF), and a second hairpin-line LPF connected in parallel to the first hairpin-line LPF reversely. | 05-19-2011 |
| 20110103441 | CABLE MODEM - A cable modem includes an amplifier, a power module, a switch circuit, a monitor signal, a duplexer and a RF matching circuit. The switch includes a PMOS transistor and a first electronic switch. The RF matching circuit included a second electronic switch and an electronic matching device. The monitoring signal source is configured for outputting a control signal. When the monitoring signal source stops outputting the control signal, both the first electronic switch and the PMOS transistor are turned off to cut off the power to the amplifier, the second electronic switch is turned on, and conducts the RF signal received by the signal receiving/transmitting circuit to the duplexer which further conducts the RF signal to the radio frequency matching circuit. | 05-05-2011 |
| 20110094788 | PRINTED CIRCUIT BOARD WITH INSULATING AREAS - A printed circuit board includes a substrate including a first surface and a second surface opposite to the first surface, a pair of first pads positioned on the first surface and the second surface, and a plurality of insulating areas. The substrate defines a through hole and a plurality of vias extending from the first surface to the second surface. Each of the pair of first pads surrounds the through hole. The insulating areas are adjacent to the first pad to divide a reference metal layer of the substrate adjacent to the first pads into a plurality of metal strips to reduce heat dissipation area of the reference metal layer adjacent to the first pads. The vias are adjacent to the metal strips to supply extra heat to molten solder on the first surface in a wave-soldering process. | 04-28-2011 |
| 20110092259 | SLIDE PHONE - A slide phone includes a first body, a main sheet, a second body, a pair of lever, a keypad, and a pair of supports. The main sheet is mounted on the first body. The second body is slidably installed on the main sheet and capable of moving relative to the first body. When the slide phone is closed, the second body forms a receiving space together with the first body. The levers are positioned to opposite sides of the first body. The keypad is mounted on the levers and can be accommodated in the receiving space when the slide phone is closed, and can be lifted by the levers to be substantially coplanar with an upper surface of the second body when the slide phone is opened. The pair of supports is mounted on the first body adjacent to the lever correspondingly. | 04-21-2011 |
| 20110083952 | KEY ASSEMBLY USED IN AN ELECTRONIC DEVICE - A key assembly used in an electronic device includes a printed circuit board (PCB) including two optical couplers, a key body and a supporting assembly. The key body is rotatably supported on the PCB and includes a circular disk and a plurality of teeth. The plurality of teeth extend from periphery edge of the circular disk toward the PCB and are spaced apart from each other. The supporting assembly supports the key body on the PCB. When the key body is rotated, the plurality of teeth interact with the two optical couplers to generate one or more control signals to control corresponding one or more operations of the electronic device. | 04-14-2011 |
| 20110078446 | SYSTEM AND METHOD FOR DEPLOYING A MASTER KEY BETWEEN TWO COMMUNICATION DEVICES - A system and method of deploying a master key for a first communication device and second communication device. The first communication device receives a request message from the second communication device through a wireless communication network, and creates a master key algorithm based on configuration parameters of the request message. The first communication device further generates a master key according to the master key algorithm, verifies whether the master key created by the first communication device is correct, and installs the master key in the first and second communication devices when the master key is correct. | 03-31-2011 |
| 20110072120 | ROUTER AND METHOD FOR CONFIGURING IP ADDRESSES OF THE ROUTER - A method for configuring IP addresses of a router broadcasts a dynamic host configuration protocol (DHCP) discover packet over a network for receiving a DHCP offer packet sent from the modem. The DHCP offer packet comprises the private IP address of the modem. The method further obtains the private IP address of the modem from the DHCP offer packet, and configures IP addresses of a WAN port and a LAN port of the router according to the private IP address of the modem, so as to allow the private IP address of the modem to be in the same network segment with the IP address of the WAN port but in different network segments with the IP address of the LAN port. | 03-24-2011 |
| 20110070846 | RADIO FREQUENCY-BASED COMMUNICATION TERMINAL HAVING TWO EXCHANGEABLE TRANSMITTING PATHS - A radio frequency (RF)-based communication terminal includes a first switching chip, a second switching chip, a comparison module, a low noise amplifier (LNA), a first filter, a power amplifier (PA), a second filter, and a control module. The comparison module compares the power of a radio signal Rx received from a base station with a pre-stored signal and to output a control signal according to the comparison result. The control module controls conductive modes of the first and the second switching chips according to the control signal. In the first conductive mode, a radio signal Tx is sent out from the PA and the second filter. In the second conductive mode, the radio signal Tx is exchanged to send out from the LNA and first filter. | 03-24-2011 |
| 20110065291 | ACCESSORY PCB FIXTURE AND ELECTRONIC DEVICE EMPLOYING THE SAME - An accessory printed circuit board (PCB) fixture is used in an electronic device to fix an accessory PCB. One end of the accessory PCB electronically connects to an edge connector of a main PCB located in the electronic device. The other end of the accessory PCB defines at least two holes. The accessory PCB fixture includes at least one positioning foot fixed on the main PCB, at least two latch portions and a connecting portion rigidly connecting the positioning foot with the latch portions. The latch portions match the holes of the accessory PCB to fix the accessory PCB. Each latch portion includes a supporting portion, a positioning portion and a hook. One surface of the accessory PCB is supported on the supporting portions. The positioning portions are received in the holes of the accessory PCB. The hooks are latched on the other surface of the accessory PCB. | 03-17-2011 |
| 20110064223 | METHOD FOR CONTROLLING REMOTE WIRELESS DEVICE WITH A USER DEVICE - A method for controlling a remote wireless device with a user device includes the user device sending a request message packet to the remote wireless device, where the remote wireless device verifies the request message packet and sends a reply message packet to the user device if the request message packet passes verification. The user device verifies the reply message packet and sends a control message packet to the remote wireless device if the reply message packet passes verification. The remote wireless device verifies the control message packet and sends an acknowledgment message packet to the user device if the control message packet passes verification. | 03-17-2011 |
| 20110050538 | DUAL-BAND ANTENNA ASSEMBLY - A dual-band antenna assembly is positioned on a substrate, and includes an insulation body, a plane antenna and a microstrip antenna. The insulation body includes a plane surface paralleled to the substrate, and a side surface perpendicularly extending from edges of the plane surface to the substrate. The plane antenna includes a first feed portion and a first radiator. The first feed portion passes through the substrate to the plane surface of the insulation body. The first radiator is substantially positioned on a center of the plane surface of the insulation body, and electrically connected to the first feed portion. The microstrip antenna includes a second feed portion and a second radiator. The second radiator is a microstrip, electrically connected to the second feed portion and positioned on the side surface of the insulation body. | 03-03-2011 |
| 20110032166 | MULTIBAND ANTENNA - A multiband antenna includes a feed portion, a radiating portion, and a ground via. The feed portion includes a first feed section and a second feed section paralleled to each other. The radiating portion includes a first radiator, a second radiator and a third radiator. The first radiator is L shaped with a free end. The second radiator is L shaped with a free end. The free ends of the second radiator and the first radiator extend toward to each other and partially overlap to define a slot therebetween. The third radiator includes a trapezoid section and a connecting section. The short portion includes a first short section and a second short section. The first short section connects the first radiator to the ground via, and the second short section connects the second radiator and the third radiator to the ground via. | 02-10-2011 |
| 20100322232 | MODEM AND CALLING PACKET PROCESSING METHOD THEREOF - A modem to process calling packets includes receiving a calling request packet from a software phone of a communication terminal, and determining if the calling request packet includes a special tag. If the IP phone is idle, the modem records a source IP address of the calling request packet, and modifies the source IP of the calling request packet to be an IP address of the IP phone, then the modem transmits the modified calling request packet to a server, and receives a calling reply packet from the server, then modifies a destination IP address of the calling reply packet to be the IP address of the communication terminal. The modem transmits the modified calling reply packet to the software phone to establish the call. | 12-23-2010 |
| 20100316214 | INTEGRATED ACCESS DEVICE AND OVERCURRENT PROTECTION METHOD - An integrated access device (IAD) protects overcurrent of a DAA chipset. The IAD periodically detects an on-hook/off-hook state of the DAA chipset, and periodically monitors an OPD state of the DAA chipset upon the condition that the on-hook/off-hook state of the DAA chipset is detected in off-hook state at least twice. The IAD further sets the on-hook/off-hook state of the DAA chipset as on-hook to avoid damage to the DAA chipset caused by overcurrent upon the condition that the OPD state of the DAA chipset indicates the DAA chipset is overcurrent. | 12-16-2010 |
| 20100309914 | ROUTER AND DATAGRAM MULTICASTING METHOD - A router includes a wide area network (WAN) interface, a switch circuit, and a driver. The WAN interface receives a multicast datagram from a multicast server and sends the multicast datagram to the switch circuit and the driver. The switch circuit obtains ports corresponding to a multicast address of the multicast datagram according to a switching table of the router, and distributes the multicast datagram to the obtained ports. The driver obtains interfaces corresponding to the multicast address of the multicast datagram according to a multicasting table of the router. The driver discards the multicast datagram if all the obtained interfaces are wired or multicasts the multicast datagram to the wireless interface if one of the obtained interfaces is the wireless interface. | 12-09-2010 |
| 20100309621 | LOCKING MECHANISMS FOR LOCKING HARD DISK DRIVES TO ELECTRONIC DEVICES - A locking mechanism includes a tray to receive a hard disk drive and a locking apparatus. The locking apparatus includes a base attached to a front wall of the tray, a handle pivotally connected to the base, and a locking member attached to the base. The base defines a receiving chamber and a mounting hole in communication with the receiving chamber. The locking member includes a sliding portion slidably received in the receiving chamber of the base to impel the handle to pivot relative to the base, and a locking tongue attached to the sliding portion. Movement of the locking tongue relative to the mounting hole causes the locking mechanism to toggle between a locked and unlocked position. | 12-09-2010 |
| 20100309086 | MULTIPLE-INPUT MULTIPLE-OUTPUT DEVICE - A multiple-input multiple-output (MIMO) device includes a substrate, a shielding cover and a MIMO antenna. The shielding cover is positioned on the substrate, and includes a plurality of sidewalls. The MIMO antenna includes a first solid antenna, a second solid antenna, and a plane antenna. The first solid antenna and the second solid antenna are electrically connected to two ends of one sidewall of the shielding cover, respectively. The first plane antenna is configured on the substrate, and disposed between the first solid antenna and the second solid antenna. | 12-09-2010 |
| 20100295603 | DUAL TEMPERATURE CONTROL CIRCUIT - A dual temperature control circuit detects a first temperature of a first location and a second temperature of a second location. The dual temperature control circuit transforms the first temperature to a first voltage signal, and transforms the second temperature to a second voltage signal, and compares the first voltage signal and the second voltage signal to output a third voltage signal, where a controlled circuit is controlled according to the third voltage signal. | 11-25-2010 |
| 20100278329 | PORT DETECTION AND PROTECTION CIRCUIT AND ELECTRONIC DEVICE USING THE SAME - A port detection and protection circuit utilizes a voltage detection circuits to output a detection signal according to a voltage difference between the tip signal and the ring signal and utilizes a ring detection circuit to output another detection signal according to a voltage difference between a Subscriber Line Interface Circuit (SLIC) tip signal and a SLIC ring signal signaling an incoming call. In addition, the port detection and protection circuit utilizes at least one logic component to output logic signals according to the detection signals. The port detection and protection circuit further switches a loop of a tip wire, a ring wire and the SLIC on or/and off based on logic signals, and issues an alarm according to the logic signals. | 11-04-2010 |
| 20100268861 | USB DRIVE - A universal serial bus (USB) drive includes a control button, a control signal generating circuit, a flash memory, a connection port, a processor, and an indication lamp. The USB drive generates a removal instruction from a connection device, according to a user operation thereon. The USB drive determines whether the flash memory is in a working state and controls the connection port to disconnect from the connection device, if the flash memory is not in the working state. The indication lamp on the USB drive provides a notification that the connection port is disconnected from the connection device. | 10-21-2010 |
| 20100246422 | NETWORK DEVICE AND METHOD OF MEASURING UPSTREAM BANDWIDTH EMPLOYED THEREBY - A network device measures upstream bandwidth of a communication network. The communication network includes a server and a plurality of communication nodes. The network device transmits a sequence of Internet control message protocol (ICMP) request datagrams corresponding to a sequence of time to live (TTL) increased from a first value to a second value to the server via the communication nodes. The network device designates the communication node that transmits an overtime datagram first as the best communication node, transmits a plurality of ICMP detection datagrams to the best communication node, receives response datagrams and records receiving time thereof, and calculates the upstream bandwidth according to size of the plurality of ICMP detection datagrams and the recorded receiving time of the response datagrams. | 09-30-2010 |
| 20100238930 | ROUTER AND METHOD OF FORWARDING IPV6 PACKETS - A method of a router to process IPv6 packets includes: receiving a packet and determining whether the packet is IPv6 packet; determining the source of the IPv6 packet according to the control information of the IPv6 packet if the packet is IPv6 packet; modifying the control information of the IPv6 packet according to the source of the IPv6 packet, and transmitting the IPv6 packet directly to a wide area network (WAN) or a local area network (LAN) according to the modified control information of the IPv6 packet. | 09-23-2010 |
| 20100236586 | CLEANING DEVICE FOR CLEANING NOZZLES OF SMT MACHINES - A cleaning device to clean a plurality of nozzles of a surface-mount technology (SMT) includes a first cleaning container, a supporting board, a filtering member, a second cleaning container and a connection member. The first cleaning container defines a first opening in a bottom thereof. The supporting board to fix the plurality of nozzles is connected to the bottom of the first container. The filtering member is located at a bottom of the supporting board. The second cleaning container is connected to the filtering member, and operable to receive cleaning fluid. The connection member is connected the first cleaning container and the second cleaning container. Injection of air to the first cleaning container and the second cleaning container allows the cleaning fluid to circularly flow through the second cleaning container, the connection member, the first cleaning container, the supporting board, and the filtering member to clean the plurality of nozzles. | 09-23-2010 |
| 20100220420 | VOLTAGE PROTECTION CIRCUIT - A voltage protection circuit includes a first voltage dividing circuit, a second voltage dividing circuit, a transistor and a switching power supply integrated circuit. The first resistor includes a first resistor and a second resistor. The second voltage dividing circuit includes a third resistor and a fourth resistor. The transistor with a base connected to a common end of the first resistor and the second resistor, a collector connected to a common end of the third resistor and the fourth resistor, an emitter connected to ground. The switching power supply integrated circuit includes an input pin, an enable pin and an output pin. | 09-02-2010 |
| 20100043012 | ELECTRONIC DEVICE SYSTEM AND SHARING METHOD THEREOF - An electronic system comprises a memory, a parser, and a device driver. A plurality of applications and a document are stored in a user space of the memory, the document storing configuration parameters. The parser module parses the document to retrieve the parameters in response to invocation from at least one application. The device driver creates data structure for the parameters in the kernel space of the memory, thus to facilitate a plurality of programs to execute different functions of the system by commonly utilizing the parameters through the device driver. | 02-18-2010 |
