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Hung-Wen
Hung-Wen Chen, Taipei TW
| Patent application number | Description | Published |
|---|---|---|
| 20090116266 | PARALLELED POWER CONDITIONING SYSTEM WITH CIRCULATING CURRENT FILTER - This present invention relates to a paralleled power conditioning system with circulating current filter, comprising: an input terminal for receiving a input power; a plurality of power conditioning units; and a load. Each power conditioning unit includes: a DC/DC converter coupled to the input for receiving the input power so as to convert the input power to a DC voltage; a DC/AC inverter coupled to the DC/DC converter for converting the DC voltage to a AC voltage; and a filter coupled to the DC/AC inverter for eliminating the noise generated by the AC voltage and the circulating current among the plurality of power conditioning units so as to generate a filter voltage. The load is connected to the plurality of power conditioning units. The plurality of power conditioning units are connected in parallel to the load. | 05-07-2009 |
| 20090241138 | OPTICAL DISC DRIVE - An optical disc drive including a housing, a fixing part, a flexible flat cable and an electronic component is provided. The fixing part is disposed in the housing. The flexible flat cable is disposed in the housing and includes a first and a second portions. The first portion has a component-disposed region whose backside is in contact with the fixing part. The second portion has a conductive surface, and the second portion is connected with and opposite to the first portion. The component-disposed region is located between the fixing part and the conductive surface. Additionally, the first optical disc drive is disposed on the component-disposed region. | 09-24-2009 |
Hung-Wen Chen, Taipei County TW
| Patent application number | Description | Published |
|---|---|---|
| 20100067238 | NUMERICAL DISPLAY ARCHITECTURE - A numerical display architecture includes a circuit board substrate, a light emitting element, and a reflector. The circuit board substrate includes a first surface and a second surface opposite to the first surface, and has at least one hole. The light emitting element is reversely mounted on the second surface, and a luminary source of the light emitting element is disposed in the hole through a first opening of the hole. The reflector is disposed on the first surface of the circuit board surface and partly or fully covers a second opening of the hole. | 03-18-2010 |
Hung-Wen Cheng, Taipei City TW
| Patent application number | Description | Published |
|---|---|---|
| 20090014575 | DUAL ROLL-UP WIRE REEL DEVICE WITH RESILIENT POSITIONING - A dual roll-up wife reel device features simultaneous, bi-directional wire roll-up/withdrawal. The wire reel device has a resilient positioning function that effects multi-staged positioning and allows a wire to be wound up and stored in the wire reel device in an organized and managed manner, which ensures optimum and dynamic adjustment of the wire in respect of length control and length management. The wire reel device includes a roll-up disk forming a slide groove having a primary section that selectively accommodate a positioning sphere to set hie device in a secured condition and a bypass section extending from the primary section to allow the positioning sphere to move therein for setting the device in a bypassing released condition. | 01-15-2009 |
| 20110061982 | IMPROVED STRUCTURE OF SINGLE-PULL COMPOSITE WIRE REEL - A wire reel includes a slide disk that defined centrally an internal cavity for accommodating a coil spring and an upper cavity that receives a rotation-supporting wire in a regular wound condition and also forms a circumferential cavity separated from the internal cavity and receiving a primary wire to wind therearound. A circuit board is arranged and retained between the internal cavity and the upper cavity to electrically and mechanically connect opposing inner ends of the two wires. A housing composed of mated top and bottom covers defines an interior space to rotatably receive the slide disk. The rotation-supporting wire is fixed to an underside of the top cover and is thus fixed with respect to the rotation of the slide disk. A positioning mechanism is provided between the housing and the slide disk for providing a positioning engagement therebetween for each full turn of the slide disk. | 03-17-2011 |
Hung-Wen Hsu, Taipei TW
| Patent application number | Description | Published |
|---|---|---|
| 20090021903 | Notebook computer and module of electronic device combinable with the same - A notebook computer includes a housing, a CPU, a memory, a display, a storage device, a detachable battery pack and a keyboard module. The notebook computer is characterized in that the housing includes a predefined space and a connection interface disposed in the predefined space. The connection interface is electrically connected to the CPU. The notebook computer includes a plurality of electronic device modules. Each electronic device module includes a casing portion and a main body portion, and the main body portion includes a transmission interface. The size of each electronic device module may correspond to the size of the predefined space. Each electronic device module may be secured in the predefined space for combination with the housing, and the transmission interface is electrically connected to the connection interface for power or data transmission. The plurality of electronic device modules are capable of combining individually with the housing for replacing different functions. | 01-22-2009 |
Hung-Wen Huang, Hsinchu City TW
| Patent application number | Description | Published |
|---|---|---|
| 20120012871 | LIGHT EMITTING DEVICE - The present disclosure relates to methods for performing wafer-level measurement and wafer-level binning of LED devices. The present disclosure also relates to methods for reducing thermal resistance of LED devices. The methods include growing epitaxial layers consisting of an n-doped layer, an active layer, and a p-doped layer on a wafer of a growth substrate. The method further includes forming p-contact and n-contact to the p-doped layer and the n-doped layer, respectively. The method further includes performing a wafer-level measurement of the LED by supplying power to the LED through the n-contact and the p-contact. The method further includes dicing the wafer to generate diced LED dies, bonding the diced LED dies to a chip substrate, and removing the growth substrate from the diced LED dies. | 01-19-2012 |
Hung-Wen Huang, Taipei TW
| Patent application number | Description | Published |
|---|---|---|
| 20090020772 | LIGHT-EMITTING DEVICE AND METHOD FOR MAKING THE SAME - A light-emitting device is capable of emitting a light having a wavelength ranging from 300 to 550 nm, and includes: a substrate; a p-type semiconductor layer disposed on the substrate; an active layer disposed on the p-type semiconductor layer; a n-type semiconductor layer disposed on the active layer and having a waveguide-disposing surface; and a waveguide structure formed on the waveguide-disposing surface of the n-type semiconductor layer and having a plurality of spaced apart nanorods extending from the waveguide-disposing surface. | 01-22-2009 |
Hung-Wen Huang, Hsinchu TW
| Patent application number | Description | Published |
|---|---|---|
| 20080305568 | Method for promoting light emission efficiency of LED using nanorods structure - Method for the light emitting diode (LED) having the nanorods-like structure is provided. The LED employs the nanorods are subsequently formed in a longitudinal direction by the etching method and the PEC method. In addition, the plurality of the nanorods is arranged in an array so that provide the LED having much greater brightness and higher light emission efficiency than the conventional LED. | 12-11-2008 |
Hung-Wen Lee, Chu Pei City TW
| Patent application number | Description | Published |
|---|---|---|
| 20090213620 | Lamp with Shunt Compression Spring - A lamp with shunt compressing spring has a socket, two electrodes, a shunt compression spring, an insulating casing, a sliding lid, a bulb holder and a bulb. The shunt compression spring is mounted in the socket and has two electric contacting ends contacting selectively and respectively with the electrodes. The insulating casing covers the shunt compression spring and has a first and a second through openings respectively exposing the electric contacting ends of the shunt compression spring. The sliding lid connects movably to the insulating casing, corresponds to the first through opening of the insulating casing and exposes the corresponding electric contacting end of the shunt compression spring. The bulb holder has a protrusion pressing the sliding lid to compress the shunt compression spring and keep the electric contacting end of the shunt compression spring exposing through the sliding lid from contacting with the corresponding electrode. | 08-27-2009 |
Hung-Wen Lee, Taipei City TW
| Patent application number | Description | Published |
|---|---|---|
| 20110163650 | LAMP TOOL HAVING LIGHT SHIELDING EFFECT - The present invention relates to a lamp tool having light shielding effect, comprises: a lamp housing, in a spherical shape, an inner end and/or an outer end thereof is processed with an etching treatment by a chemical agent so an irregular concave-convex shape is formed on the surface thereof, so that the lamp housing is provided with more projection angles for diffusing lights so as to increase the brightness, and a longitudinal hemisphere of the lamp housing is coated with a metal layer for refracting lights, and the rough surface is served to diffuse lights; an illumination portion disposed in the lamp housing for illumination; and a lamp head connected to the lamp housing and coupled to the illumination portion for being inserted into a lamp seat so the required power is able to be obtained for illumination. So light is able to be diffused by the rough surface and to be refracted by the metal layer. | 07-07-2011 |
| 20110164420 | DIFFUSION STRUCTURE FOR ILLUMINATION LIGHT SOURCE - The present invention relates to a diffusion structure for illumination light source, comprises: a substrate installed with at least one light emitting diode; a heat dissipating base, the periphery thereof is installed with at least one heat dissipating fin; a lamp head; a lower cover installed with at least one heat dissipating hole; and an upper cover, one end thereof is processed with an etching treatment by a chemical agent so the surface thereof is formed to an irregular concave-convex shape thus the lamp head is provided with more projection angles so as to increase the brightness. With the rough surface of the upper cover, lights emitted by the light emitting diode is able to be diffused, and the heat dissipating fin is disposed in the lower cover so that air can be introduced into the lower cover through the heat dissipating hole for generating convection so as to process heat dissipation to the heat dissipating fin, and users are prevented from being hurt by touching the heat dissipating fin. | 07-07-2011 |
| 20110199001 | LED ILLUMINATION DEVICE - The present invention relates to a LED illumination device, capable of being combined with a fluorescent lamp, comprises a connector; a substrate capable of being clamped on a lamp tube; a plurality of light emitting diodes; a driving member; and a rectifying and stabilizing member. With the mentioned structure of the LED illumination device, the LED illumination device is able to be directly fastened on the lamp tube of existed fluorescent lamp, for providing LED illumination and lowering replacement cost and increasing replacement convenience. | 08-18-2011 |
Hung-Wen Lee, Cerritos, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20100200527 | LUG WRENCH MERCHANDIZING DISPLAY RACK - A merchandising rack for displaying a plurality of four-way lug wrenches is described, comprising, a plurality of ribs connected to each other; a plurality of upward support elements, for restraining a four-way lug wrench from moving downwardly and laterally; and a plurality of downward support elements, for restraining a first arm of the wrench from moving upwardly, laterally, and from moving away from the rack; and a plurality of stubs positioned to restrain the wrench from rotating about an axis extending along the first arm of the wrench. | 08-12-2010 |
Hung-Wen Lu, Pingjhen City TW
| Patent application number | Description | Published |
|---|---|---|
| 20080315966 | OSCILLATOR - An oscillation circuit induces a first inverter, a second inverter, a first inductive load, a second inductive load and a capacitive load. A first inverter and a second inverter receive a first signal and a second signal, and invert the first and the second signal to output a first inverted signal and a second inverted signal respectively. An output end of the first inverter is electrically connected to a first inductive load, and an output end of the second inverter is electrically connected to a second inductive load. Further, a capacitive load is electrically connected to the output end of the first inverter and the output end of the second inverter, so as to receive the first and the second inverted signal respectively. The capacitance of the capacitive load changes with a control signal. | 12-25-2008 |
| 20090167399 | SIGNAL DELAY CIRCUIT - A signal delay circuit including a capacitive load element is described. The capacitive load element has a first input end, a second input end, and a third input end. The first input end receives a first signal, the second input end receives a second signal inverted to the first signal, and the third input end receives a control signal. The capacitance of the capacitive load element changes with the control signal. | 07-02-2009 |
Hung-Wen Su, Jhubei TW
| Patent application number | Description | Published |
|---|---|---|
| 20090017624 | Nodule Defect Reduction in Electroless Plating - An electroless plating method and the apparatus for performing the same are provided. The method includes providing a plating solution; contacting a front surface of the wafer with the plating solution; and incurring a plating reaction substantially simultaneously on an entirety of the front surface of the wafer. The step of incurring a plating reaction substantially simultaneously includes lift-dispense electroless plating and face-down immersion. | 01-15-2009 |
Hung-Wen Yang, Hsinchu City TW
| Patent application number | Description | Published |
|---|---|---|
| 20090262688 | RATE ADAPTATION METHODS FOR WIRELESS COMMUNICATION APPARATUS, AND WIRELESS COMMUNICATION APPARATUS FOR PERFORMING WIRELESS COMMUNICATION WITH RATE ADAPTATION - A rate adaptation method for a wireless communication apparatus includes: determining whether to use a first mode or a second mode according to at least one estimation value, where the first mode and the second mode correspond to different values of an overall data rate of the wireless communication apparatus. A wireless communication apparatus for performing wireless communication with rate adaptation includes: a processing circuit; and a wireless receiver and a wireless transmitter, both coupled to the processing circuit. The processing circuit determines at least one estimation value regarding communication quality of the wireless communication apparatus, and further determines whether to use a first mode or a second mode according to the estimation value, where the first mode and the second mode correspond to different values of an overall data rate of the wireless communication apparatus. | 10-22-2009 |
Hung-Wen Yu, Taipei TW
| Patent application number | Description | Published |
|---|---|---|
| 20080294646 | DATA DISTRIBUTING AND ACCESSING METHOD AND SYSTEM - A data distributing and accessing method for sharing a file via a network system includes steps of: dividing the file into a plurality of blocks; distributing the blocks in a plurality of data hosts interconnected via the network system; one of the data hosts receiving a file-reading request from a user host and issuing collecting requests to other data hosts to collect the blocks from the data hosts; and transferring the collected blocks from the data hosts to the user host to be combined into the file. | 11-27-2008 |
Hung-Wen Yu, Chung-Ho City TW
| Patent application number | Description | Published |
|---|---|---|
| 20100103675 | LED LAMP HAVING A LOCKING DEVICE - A LED lamp having a locking device includes a lamp housing, a heat-sink, a locking device and a LED light-emitting module. The lamp housing has a cylinder. The heat-sink is formed with an annular wall. The locking device comprises a first thread formed at an outer periphery of the cylinder, a hook extending from one end of the cylinder, a second thread formed in the inner wall of the annular wall and threadedly connected with the first thread, and a groove defined on the annular wall and locked with the hook. The LED light-emitting module is placed in the heat-sink and connected to an end of the heat-sink away from the lamp housing. By the above arrangement, a secure and firm connection between the lamp housing and the heat-sink can be achieved. | 04-29-2010 |