Patent application number | Description | Published |
20090154105 | HEAT DISSIPATION DEVICE AND A METHOD FOR MANUFACTURING THE SAME - A heat dissipation device and a method for fabrication thereof are disclosed. The heat dissipation device includes a heat sink having a base, and a heat pipe embedded in the base. A groove is defined in the base. The groove is enclosed by a top surface and two sidewalls slantwise extending downwardly and inwards from opposite edges of the top surface. A width of a bottom portion of the groove is shorter than that of a top portion of the groove. The heat pipe includes an evaporation portion directly pressed in the groove by punching and fully contacts with the groove. The evaporating portion is flattened when it is fully engaged in the groove to directly contact with an electronic component. The method involves directly pressing the evaporation portion of the heat pipe into the groove of the base. | 06-18-2009 |
20090155055 | COOLING FAN - A cooling fan for cooling a heat source includes a frame ( | 06-18-2009 |
20100059203 | HEAT DISSIPATION DEVICE - A heat dissipation device for an electronic component includes a heat sink thermally contacting the electronic component and a label member fixed on the heat sink for providing information. The heat sink includes a base and a plurality of fins extending upwardly from a top surface of the base. Two engaging portions protrude from two spaced fins, towards each other. Two flanges angle outwardly from two opposite lateral sides of the label member and clasp the two engaging portions of the heat sink, respectively. | 03-11-2010 |
20100101756 | LIQUID-COOLING DEVICE - A liquid-cooling device for an electronic component includes a heat exchanger, a fin set, a plurality of heat pipes and a fan fastened to a front side of the fin set. The heat exchanger defines a sealed chamber and has two inclined faces facing opposite to each other on a top thereof, and has heat exchanging members in the sealed chamber. An outlet and an inlet are respectively formed on the two inclined faces and in fluidic communication with the sealed chamber. The fin set includes spaced fins laminated together. Each heat pipe includes a semicircular evaporating portion embedded in a bottom surface of the heat exchanger and a round condensing portion extending upwardly and received in the fin set. The fan is located above the heat exchanger and behind the inlet and outlet of the heat exchanger. | 04-29-2010 |
Patent application number | Description | Published |
20090066917 | MICRO LENS ARRAY UNIT AND LIQUID CRYSTAL DISPLAY PROJECTION DEVICE USING SAME - An exemplary MLA unit for use in a projection device is disclosed. The projection device includes an LCD panel. The LCD panel includes a number of pixels each having an opening. The MLA unit includes a first MLA, and a second MLA. The first MLA includes a number of first micro lenses each configured for focusing incident light into the opening of a respective pixel of the LCD panel. The second MLA includes a number of second micro lenses each aligned with a respective first micro lens of the first MLA so as to form a micro lens system. The second MLA is movable so as to change the effective focal length of the lens systems. | 03-12-2009 |
20090073329 | LIQUID CRYSTAL PANEL AND PROJECTOR USING THE SAME - A liquid crystal panel includes a liquid crystal display element, a micro-lens array, an adjustable lens array, and a lens control unit electrically connected to the adjustable lens array. The liquid crystal display element has a light input surface and a light output surface opposite to the light input surface. The micro-lens array has a plurality of micro-lenses disposed on the light input surface of the liquid crystal display element). The adjustable lens array has a plurality of adjustable lenses disposed on the light output surface of the liquid crystal display element. The lens control unit is capable of controlling focal lengths of the plurality of adjustable lenses. | 03-19-2009 |
20090120631 | HEAT DISSIPATION SYSTEM AND METHOD - A heat dissipation system used in an electronic device includes a plurality of fans positioned in the electronic device, a sensing module, and a processing module. The sensing module is configured for detecting temperature, relative humidity, and air pressure of airflow flowing in the electronic device. The processing module is configured for adjusting a voltage applied to each of the plurality of fans according to the detected temperature, relative humidity, and air pressure of the airflow. | 05-14-2009 |
20110019161 | COOLING DEVICE AND PROJECTOR USING THE SAME - A cooling device for projector includes a shell, a circuit board, a light machine, a first fins, a fan assembly and a heat dissipation module. The light machine is mounted on the circuit board, and includes a light source having a red LED, a green LED facing the red LED, and a blue LED positioned between both of them. The first fins are mounted on the light source adjacent to the blue LED. The fan assembly includes a fan having a fan shell with an inlet and an outlet, and a second fins connected to the light source to aligned with the red LED. The heat dissipation module includes a third fins mounted on the light source to align to the green LED, a fourth fins mounted on the fan shell to align to the outlet of the fan, and a heat pipe interconnecting the third and fourth fins. | 01-27-2011 |
Patent application number | Description | Published |
20110226526 | WATERPROOF JACKET ASSEMBLY AND COMMUNICATION DEVICE EMPLOYING THE SAME - A waterproof jacket assembly applied in a communication device is disclosed. The communication device includes an enclosure defining a first through hole for a transmission wire passing through. The waterproof jacket assembly is mounted on the enclosure corresponding to the first through hole, and includes a sleeve, an elastic waterproof element and a cover board. The sleeve defines a receiving cavity in communication with the first through hole. The elastic waterproof element is received in the receiving cavity and helically wrapped around the transmission wire. The transmission wire passes through the cover board and the cover board engages with the sleeve to drive the elastic waterproof element to fill in the receiving cavity. | 09-22-2011 |
20110255247 | HEAT SINK ASSEMBLY AND ELECTRONIC DEVICE EMPLOYING THE SAME - A heat sink assembly with shielding frame is mounted on a circuit board and includes a heat sink, a shielding frame and a heat transmitting film. The circuit board comprises at least one electronic component and a plurality of latching slots surrounding the electronic component. The heat sink includes a base and a plurality of heat fins extending upwardly from the base. A plurality of slots are defined between the plurality of heat fins. The shielding frame includes a hollow frame, a plurality of latch portions and a plurality of limitation portions. The plurality of latch portions are disposed on one end of the hollow frame and evenly spaced apart from each other. The plurality of limitation portions extend from the other end of the hollow frame. The shielding frame cooperates with the heat sink to shield the electronic component from electromagnetic interference (EMI). | 10-20-2011 |
20120228450 | HOOK ASSEMBLY - A hook assembly comprises a body, a securing portion, a hanging portion, a connection portion and a pair of arc-shaped wings. The securing portion and the hanging portion are respectively extending from two opposite sides of the body. The securing portion comprises an extending portion and a hook portion parallel with the body. The extending portion is extending between the body and the hook portion. The connection portion is extending from the body, the wings are respectively extending from two opposite sides of the connection portion. Junction portions between the connection portion and the body and between the wings and the connection portion are cut, and the connection portion and the pair of the wings are respectively folded along corresponding junction portions resulting in the connection portion with the pair of wings together defining a receiving space to receive the body and the securing portion. | 09-13-2012 |
Patent application number | Description | Published |
20090264086 | WIRELESS COMMUNICATION DEVICE - A wireless communication device includes an antenna module, a transceiving module, a controlling module, and a switch module. The antenna module includes a first antenna and a second antenna. The transceiving module includes a first transceiver and a second transceiver. The controlling module receives a first control signal and a working status signal from the first transceiver, subsequently outputting a second control signal according to the first control signal and the working status signal. The switch module includes a first single-pole-double-throw (SPDT) switch connected to the first transceiver and a double-pole-double-throw (DPDT) switch. The DPDT switch is connected between the antenna module and the first SPDT switch as well as the second transceiver and configured for switching the connections of the first SPDT switch, the second transceiver, the first antenna, and the second antenna according to the second control signal. | 10-22-2009 |
20090267857 | MULTIPLE INPUT MULTIPLE OUTPUT ANTENNA - A MIMO antenna ( | 10-29-2009 |
20090322313 | POWER MEASUREMENT APPARATUS - A power measurement apparatus includes a radio frequency input terminal, a measurement module, an interface, a memory, and a control unit. The radio frequency input terminal is connected to a radio frequency device. The measurement module is connected to the radio frequency input terminal to convert the radio frequency signal into a voltage signal. The interface is connected to the measurement module, receiving and transmitting the voltage signal from the measurement module. The memory is connected to the interface to store a voltage-power table related to the radio frequency signal. The control unit is connected to the interface to query the voltage-power table in the memory via the interface, and obtain the power of the radio frequency device according to the voltage signal output from the measurement module. | 12-31-2009 |
20100157855 | WIRELESS COMMUNICATION DEVICE - A wireless communication device includes a transceiving module, an antenna module, and a switch module. The transceiving module includes a first transceiver and a second transceiver. The antenna module includes at least a first antenna for transmitting electromagnetic signals in a first frequency range. The switch module switches different connections between the antenna module and the transceiving module, and includes a first switch, a second switch, a third switch, a fourth switch, and a first duplexer. | 06-24-2010 |
20100265142 | DUAL-BAND ANTENNA AND ELECTRONIC DEVICE EMPLOYING THE SAME - A dual-band antenna includes a feed portion, a ground portion, a radiating portion and a fine-tuning portion. The feed portion is operable to feed electromagnetic signals. The radiating portion includes a first radiator, a second radiator and a connecting portion. The first radiator is elongated and has a first end electrically connected to the ground portion, and a second end of the first radiator is floating. The second radiator is U shaped, with two open ends floating. The connecting portion is connected to the first radiator, the second radiator and the feed portion. The feed portion feeds electromagnetic signal to the first radiator and the second radiator via the connecting portion. The fine-tuning portion is arranged around the second radiator, operable to control operating frequency bands of the second radiator. | 10-21-2010 |
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 |
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 |