| SILITEK ELECTRONIC (GUANGZHOU) CO., LTD. Patent applications |
| Patent application number | Title | Published |
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| 20120120685 | CONTROL METHOD AND CONTROL MODULE FOR CONTROLLING AN ASYMMETRIC DC-DC CONVERTER - A control method is provided for controlling an asymmetric DC-DC converter including first and second power switches that are driven respectively by first and second control signals, and a voltage-converting circuit that is operatively associated with the first and second power switches for generating an output signal. The voltage-converting circuit includes a primary coil unit and a secondary coil unit operatively associated therewith for voltage conversion, and including first and second coils that have a turn ratio not equal to one. The control method includes: sampling the output signal to obtain a sample signal corresponding thereto; and generating the first and second control signals, which correspond respectively to first and second duty cycles having a sum of one, based on a comparison between the sample signal and a reference signal such that the first and second power switches are driven in an alternating manner. | 05-17-2012 |
| 20120119248 | LIGHTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A method for manufacturing a lighting device includes the steps of: preparing a substrate having at least one lighting chip, a frame for surrounding the lighting chip, and a cover body for covering one side of the frame; bonding the frame and the substrate so that the lighting chip is located within a region surrounded by the frame; and bonding the cover body and the frame so that the cover body and the frame cooperatively define a receptacle to cover the lighting chip. A bonding force between the cover body and the frame is configured to be smaller than a bonding force between the frame and the substrate so that when the cover body is separated from the frame, the bonding between the frame and the substrate is not destroyed. | 05-17-2012 |
| 20120113330 | COMPUTING DEVICE WITH IMAGING FUNCTION AND AUTO-FOCUSING METHOD FOR PROJECTION THEREOF - A auto-focusing method for projection of a computing device with imaging function is illustrated. The computing device exemplarily includes a projection unit, an image receiving unit, and a processing unit. The method firstly controls the projection unit to project images on plural positions along an optical axis. The method then controls the image receiving unit to receive the images, which are regarded as candidate images, projected on the positions by the projection unit. The candidate images correspond to the projective positions. The method further receives the candidate images captured by the image receiving unit, and compute their definitions. Therefore, the image with a greatest definition may be acquired and regarded as a focus image. The focus image's corresponding position is a focus position. After acquiring the focus position, an image may be projected thereon. The illustrated computing device is enabled to complete the image focusing automatically. | 05-10-2012 |
| 20120099271 | COMPUTER HOUSING - A computer housing includes a front plate, a front panel and a fixing mechanism for the front panel. The front plate has at least two holes. The front panel has at least two engaging slots corresponding to the holes. The fixing mechanism includes two hooking plates and at least two springs. The hooking plates are slidably disposed on an inner side of the front plate. Each of the hooking plates has at least one hook passing through the hole to limit the hooking plate slidably between a first position and a second position. The spring connects the hooking plate and the front plate. The elasticity of the spring enforces the hooking plate and the hook abuts one edge of the hole to maintain the hooking plate on the first position. | 04-26-2012 |
| 20120091498 | METHOD FOR FORMING A LIGHT-EMITTING CASE AND RELATED LIGHT-EMITTING MODULE - A method for manufacturing a light-emitting case includes forming a flat panel light emitting diode, and covering the flat panel light emitting diode with transparent plastic material. The transparent plastic material has properties of flexibility, high gas-resistance and water-resistance. When the light-emitting case is forced, the shape of the light-emitting case can be changed. | 04-19-2012 |
| 20120081005 | LUMINAIRE - A luminaire is provided, which includes a first light source for providing an illumination light and a second light source passing through at least one image pattern for providing a patterned light. The first light source and the second light source are coupled to a driving circuit and covered by a lamp cover. The driving circuit is used to selectively drive at least one of the first light source and the second light source for providing the illumination light and/or the patterned light. A user may turn on or switch different patterns by touching a casing of the luminaire. | 04-05-2012 |
| 20120075189 | KEYBOARD STRUCTURE WITH ANTENNA FUNCTION - A keyboard structure with antenna function includes a keyboard unit and an antenna unit. The keyboard unit includes a keyboard signal circuit board, at least one keyboard frame disposed on the keyboard signal circuit board, and a plurality of pressing elements passing through the keyboard frame and movably disposed on the keyboard signal circuit board. The antenna unit includes at least one metal circuit disposed on the keyboard frame. Thus, the length of a signal transmission line between the metal circuit and a wireless antenna module can be substantially reduced. Therefore, not only the insertion loss of the instant disclosure can be reduced to obtain better quality of wireless communication, but also the manufacturing cost and time of the instant disclosure also can be reduced effectively. | 03-29-2012 |
| 20120074451 | LEAD FRAME STRUCTURE, A PACKAGING STRUCTURE AND A LIGHTING UNIT THEREOF - A lead frame structure, a packaging structure and a lighting unit are disclosed. The lead frame structure includes at least two first lead frame units having a space therebetween, and the two first lead frame units are arranged in an opposite manner. Each the first lead frame unit has a first conducting portion, a second conducting portion, and a first connection portion between the first and the second conducting portions. Moreover, the first connection portion has at least two grooves on a surface thereof. | 03-29-2012 |
| 20120069874 | COMMUNICATION CIRCUIT AND ADAPTER HAVING THE SAME - A communication circuit and an adapter having the same are provided. The communication circuit includes a coupling circuit and a transceiver module. The coupling circuit is coupled to a DC power line of the adapter to filter a first modulation signal carried on the DC power line or to couple a second modulation signal to the DC power line. The transceiver module is used to receive and demodulate the first modulation signal from the coupling circuit or to output the second modulation signal to the coupling circuit. The adapter is capable of transmitting data and power through the same DC power line. | 03-22-2012 |
| 20120062437 | ANTENNA SYSTEM WITH PLANAR DIPOLE ANTENNAS AND ELECTRONIC APPARATUS HAVING THE SAME - An antenna system includes: and antenna module and a system module. The antenna module includes a substrate, and a plurality of planar dipole antennas each including a short-circuit section, two first radiator sections operable in a first frequency band and connected to the short-circuit section, and two second radiator sections operable in a second frequency band and connected to the short-circuit section. The planar dipole antennas are arranged such that geometric centers thereof are respectively spaced apart from a center point bounded by the planar dipole antennas by a predetermined distance, such that each of the planar dipole antennas is spaced apart from an adjacent one of the planar dipole antennas by a predetermined minimum distance. The system module has a grounding plane that faces toward and that is spaced apart from and parallel to the substrate. | 03-15-2012 |
| 20120056790 | MULTI-LOOP ANTENNA SYSTEM AND ELECTRONIC APPARATUS HAVING THE SAME - A multi-loop antenna system includes: a plurality of loop antennas disposed on a substrate and arranged such that each of extending lines extending respectively from geometric centers of the loop antennas to a center point that is bounded by the loop antennas has a predetermined length, and that each of the loop antennas is spaced apart from an adjacent one of the same by a predetermined distance; and a system module facing toward and being spaced apart from and parallel to the substrate such that the grounding plane is able to reflect radiation from the loop antennas. Each of the loop antennas includes first and second radiator portions operable in respective frequency bands; the former having opposite ends that respectively serve as signal-feed and grounding sections; the latter having opposite ends that are connected respectively to the signal-feed and grounding sections. | 03-08-2012 |
| 20120056557 | LIGHT EMITTING BULB, LUMINARY AND ILLUMINATION DEVICE USING LED - A light emitting bulb, a luminary and an illumination device are provided. The light emitting bulb includes a main body and a bulb base. The main body has a plurality of the light emitting units. The bulb base has a plurality of flexible pieces. The flexible pieces are connected to the light emitting units respectively to form a plurality of electrical transmission paths. The luminary further has a lamp holder for holding the light emitting bulb. A control unit in the illumination device is connected to the light emitting bulb through the lamp holder for selectively providing a supply of a power to the light emitting units to control brightness of light emitting units, respectively. The light emitting bulb may facilitate color changing and brightness control without having a control circuit disposed within the light emitting bulb and is associated with a longer lifetime and a lower manufacturing cost. | 03-08-2012 |
| 20120056520 | FRONT PANEL ASSEMBLY HAVING A SLIDING DOOR MECHANISM - A front panel assembly includes an inner cover plate having two first positioning pins, and a sliding door mechanism including a pair of slide rails each provided on a lateral side of the inner cover plate and having top and bottom ends. The first positioning pins are disposed intermediate of the pair of the slide rails. A door panel is slidable upward and downward along the slide rails, and has two second positioning pins. Two spring elements are disposed between the door panel and the inner cover plate. Each spring element has a first connecting end connected pivotally to a corresponding first positioning pin, and a second connecting end connected pivotally to a corresponding second positioning pin. | 03-08-2012 |
| 20120056515 | CHASSIS MODULE FOR FIXING ELECTRONIC DEVICES - A chassis module for fixing electronic devices includes a fixing chassis unit, a first movable chassis unit and a second movable chassis unit. The fixing chassis unit has a fixing chassis body. The first movable chassis unit is detachably disposed in the fixing chassis body and has a first movable chassis body. One lateral wall of the first movable chassis body and one lateral wall of the fixing chassis body are retainedly mated with each other. The second movable chassis unit is detachably disposed in the fixing chassis body and has a second movable chassis body. One lateral wall of the second movable chassis body and another later wall of the first movable chassis body are retainedly mated with each other, and another lateral wall of the second movable chassis body and another lateral wall of the fixing chassis body are retainedly mated with each other. | 03-08-2012 |
| 20120056055 | CHASSIS MODULE FOR FIXING ELECTRONIC DEVICES - A chassis module for fixing electronic devices includes a fixing chassis unit and a first movable chassis unit. The fixing chassis unit has a fixing chassis body and a first fixing retaining structure disposed on a first lateral wall of the fixing chassis body. The first movable chassis unit is detachably disposed in the fixing chassis body. The first movable chassis unit has a first movable chassis body, a first movable retaining structure disposed on a first lateral wall of the first movable chassis body and mated with the first fixing retaining structure, and at least one support element bent downwardly and extended from one lateral wall of the first movable chassis body. Therefore, after the first movable chassis unit is assembled in the fixing chassis unit, the support element provides support function for the first movable chassis unit to prevent the first movable chassis unit from inclining or collapsing. | 03-08-2012 |
| 20120044692 | LUMINAIRE - A luminaire comprises a lamp holder, a lamp cover, a light-emitting module, and a light guide element. The lamp cover is assembled to the lamp holder to define an accommodating space therebetween. The lamp holder has a platform part protruding into the accommodating space. The light-emitting module is mounted to the platform part, and includes a circuit board and at least one LED disposed on the circuit board. The light guide element is mounted to the platform part, and covers the light-emitting module. The light guide element has an outer diameter longer than that of the platform part. The light guide element is shaped to allow light emitted from the LED to be transmitted out of the lamp cover through the light guide element in a lateral direction, and thus the view angle of the luminaire is increased. | 02-23-2012 |
| 20120044687 | LED LAMP - An LED lamp includes a lamp seat and a light assembly. The lamp seat includes a heat-dispersing unit having a plurality of tubular members extending in a horizontal direction and disposed in a side-by-side manner. Each of the tubular members defines a tubular space. The light assembly includes a light module having an LED element. The light module is mounted directly or indirectly on the tubular members of the heat-dispersing unit. | 02-23-2012 |
| 20120043878 | LUMINAIRE - A luminaire includes a lamp holder, a lamp cover and a plurality of first light-emitting modules. The lamp holder has a top surface, a plurality of protrusions protruding upwardly from the top surface. Each of the protrusions has an inclined surface. The lap cover is connected to the lamp holder, and covers the top surface and the inclined surfaces. Each of the first light-emitting modules includes a first light-emitting element. The view angle of the luminaire can be increased due to disposition of the first light-emitting elements on the inclined surfaces of the protrusions. Furthermore, since the first light-emitting elements are disposed on the protrusions, heat can be dissipated easily from the first light-emitting elements. | 02-23-2012 |
| 20120043877 | LUMINAIRE - A luminaire comprises a lamp holder, a first light-emitting module, a second light-emitting module, a light guide, and a lamp cover. The lamp holder has a top portion. The top portion includes a first upper face and a platform projecting upwardly from the first upper face. The platform has a second upper face at a top end thereof. The first light-emitting module is disposed on the first upper face and around the platform. The second light-emitting module is disposed on the second upper face. The light guide is disposed around the platform and on the first light-emitting module. The lamp cover is disposed on the lamp holder for covering the first light-emitting module, the second light-emitting module, and the light guide. | 02-23-2012 |
| 20120038534 | LOOP ARRAY ANTENNA SYSTEM AND ELECTRONIC APPARATUS HAVING THE SAME - An antenna device includes: a substrate; micro-strip and grounding portions that are respectively disposed on opposite first and second surfaces of the substrate, the former including a signal-feed section for feeding of signals and a plurality of first connecting sections electrically connected to the signal-feed section; and a plurality of first loop antennas arranged along a peripheral edge of the grounding portion, each including a first radiator portion disposed on the first surface and electrically connected to a respective one of the first connecting sections, and a second radiator portion disposed on the second surface, electrically interconnecting the first radiator portion and the grounding portion, and cooperating with the first radiator portion to form a loop. | 02-16-2012 |
| 20120038519 | MULTI-LOOP ANTENNA SYSTEM AND ELECTRONIC APPARATUS HAVING THE SAME - A multi-loop antenna system includes a substrate having opposite first and second surfaces, a first loop antenna disposed on the first surface, and a second loop antenna disposed on one of the first and second surfaces. Each of the first and second loop antennas is operable in a corresponding one of first and second frequency bands, and includes a signal-feed portion and a grounding portion that are disposed adjacent to each other and that are disposed proximate to a respective one of peripheral edges of the substrate, and a radiator portion that has opposite ends connected electrically and respectively to the signal-feed and grounding portions and that cooperates therewith to form a loop. | 02-16-2012 |
| 20120033404 | ILLUMINATION DEVICE - An illumination device includes a base, a light-emitting module, a first layer, and a second layer. The light-emitting module is disposed on the base for generating a progressive-type light-emitting intensity. The first layer encapsulates the light-emitting module. The second layer encloses the first layer. The second layer has a progressive-type thickness corresponding to the progressive-type light-emitting intensity, and both the progressive-type light-emitting intensity and the progressive-type thickness are decreased or increased gradually, thus the progressive-type light-emitting intensity can be transformed into the same light-emitting intensity through the progressive-type thickness of the second layer. | 02-09-2012 |
| 20120013233 | CHASSIS MODULE WITHOUT USING SECURING TOOL - A chassis module includes a chassis unit, a movable retaining unit and a switch unit. The chassis unit has a chassis body, at least one first retaining element on the chassis body and a movable cover separably disposed on the chassis body. The movable retaining unit is disposed on an inner surface of the movable cover, and the movable retaining unit has at least one second retaining element selectively cooperating with the first retaining element. The switch unit is assembled on the chassis body. The switch unit has a control portion exposed from the chassis body and a push portion connected to the control portion for selectively separating the first retaining element and the second retaining element from each other. Therefore, after operating the control portion to lift the movable cover up, a user can install or detach data access devices in/from the chassis body easily. | 01-19-2012 |
| 20110317432 | LIGHT-EMITTING DIODE LENS - A light-emitting diode (LED) lens for covering a LED light source includes a lens body made of a transparent material. The lens body has a light-exit surface and a light-entrance portion. The light-exit surface is configured along the longitudinal direction into a pair of convex surface areas and a concave surface area interconnecting the convex surface areas. The concave surface area has minimum dimensions smaller than maximum dimensions of each of the convex surface areas along first and second transverse directions. The light-entrance portion is adapted for receiving the LED light source, and has a light-incident surface. The light-incident surface has a pair of end portions opposite to each other along the longitudinal direction and extending inclinedly away from the light-exit surface and away from each other. | 12-29-2011 |
| 20110305046 | RESONANT POWER CONVERTING CIRCUIT - A resonant power converting circuit is provided, which includes a resonant converting unit, a control unit, a voltage detecting unit and a frequency modulation unit. The control unit outputs switching signals to the resonant converting unit to adjust an output of the resonant converting unit. The voltage detecting unit is configured to detect an output voltage of the resonant converting unit. The frequency modulation unit may adjust a lowest switching frequency of the control unit according to the detected output voltage so as to increase a gain of the resonant converting unit and an output stability of the resonant converting unit. | 12-15-2011 |
| 20110305045 | RESONANT POWER CONVERTING CIRCUIT - A resonant power converting circuit is provided, which includes a resonant converting unit, a control unit, a current detecting unit and a frequency modulation unit. The control unit outputs switching signals to the resonant converting unit to adjust an output thereof. The current detecting unit is configured to detect an output current of the resonant converting unit. The frequency modulation unit may adjust a lowest switching frequency of the control unit according to the detected output current so as to increase a gain of the resonant converting unit and an output stability of the resonant converting unit. | 12-15-2011 |
| 20110292652 | LED LUMINAIRE - A LED luminaire includes a body portion having a lighting module and an optical structure formed integrally with the body portion. The optical structure is formed within the body portion and located in a light-projection direction of the lighting module. The optical structure substantially is a sheet-like structure with a first surface and a second surface. The first surface has at least two side portions with a first curvature, and the second surface has a second curvature. The first curvature is greater than the second curvature. Thereby, the view angle of the light is increased as the light generated from the lighting module passes through the optical structure. | 12-01-2011 |
| 20110291898 | DIPOLE ANTENNA AND ELECTRONIC DEVICE HAVING THE SAME - A dipole antenna includes interconnected first and second grounding portions, first and second connecting portions bending respectively from the first and second grounding portions in a substantially same direction, first and second extending portions extending respectively from the first connecting portion, and third and fourth extending portions extending respectively from the second connecting portion. The second extending portion is disposed closer to the first grounding portion than the first extending portion. The fourth extending portion is disposed closer to the second grounding portion than the third extending portion. | 12-01-2011 |
| 20110285324 | CURRENT REGULATING CIRCUIT AND LIGHT EMITTING DIODE DEVICE HAVING THE SAME - A current regulating circuit is for connection in series between a light emitting diode (LED) and a power source, and includes: a first resistive unit having a first resistance that is proportional to an operation temperature of the LED when the operation temperature is above a predetermined threshold temperature; and a second resistive unit connected in series with said first resistive unit, and having a second resistance that is inversely proportional to the operation temperature of the LED when the operation temperature is above the predetermined threshold temperature. When the operation temperature of the LED is above the predetermined threshold temperature, an effective resistance of said current regulating circuit attributed to said first and second resistive units is proportional to the operation temperature of the LED, and absolute value of a rate of change of the first resistance is larger than that of the second resistance. | 11-24-2011 |
| 20110273076 | LED MODULE AND LED LAMP HAVING THE LED MODULE - An LED module includes a first dielectric layer, and a first patterned conductive layer having first, second, and third die-bonding pads. Each die-bonding pad includes a pad body having a die-bonding area, and an extension extended from the pad body. The extension of the first die-bonding pad extends in proximity to the die-bonding area of the second die-bonding pad. The extension of the second die-bonding pad extends in proximity to the die-bonding area of the third die-bonding pad. A second dielectric layer disposed on the first patterned conductive layer includes three dielectric members corresponding respectively to the die-bonding pads of the first patterned conductive layer. Each dielectric member includes a chip-receiving hole exposing the die-bonding area of a respective die-bonding pad for attachment of an LED chip thereto, and a wire-passage hole spaced apart from the chip-receiving hole to expose partially the first patterned conductive layer for bonding a wire. | 11-10-2011 |
| 20110272878 | MEDIA PICK SYSTEM AND MEDIA PICK METHOD THEREOF - A media pick system includes a pick-up rack, a pick-up roller, a separate roller, a swing gear arm, a swing gear lever, and a part of action. While the separate roller and the swing gear arm are driven to rotate, the swing gear lever would be driven to rotate. Therefore, while the torque generated on the pick-up rack by the part of action so that the pick-up rack could be lifted up or pushed down to pick up the media. | 11-10-2011 |
| 20110272833 | METHOD FOR MANUFACTURING A HOUSING OF A NUMERIC DISPLAY - The method for manufacturing a housing of a numeric display have the steps of: providing a first injection-molding step for forming a reflecting cover, wherein the reflecting cover has a plurality of pattern segment units, each pattern segment unit is defined by reflecting surfaces of the reflecting cover and has a through hole, and providing a second injection-molding step for forming a transparent injection-molded body into each pattern segment unit, surfaces of the formed transparent injection-molded body being bonded to the corresponding reflecting surfaces, and the reflecting cover and the transparent injection-molded body being constructed as the housing of the numeric display. | 11-10-2011 |
| 20110260645 | LED BACKLIGHT DRIVING MODULE - The instant disclosure relates to a LED backlight driving module. The driving module utilizes a plurality of second power isolation transformers interconnected to each other in series and connected to a secondary winding of a first power isolation transformer in parallel to produce a plurality of second driving signals with uniform current, and driving corresponding LED light bars with uniform brightness. Optionally, a base voltage circuit can be used to provide a base voltage with negative voltage level on the other end of LED light bars, so as to lower the positive voltage level of the second driving signals. Thus, it is beneficial that the LED backlight driving module provides higher power conversion efficiency and has lower design cost. | 10-27-2011 |
| 20110249473 | RESONANT CONVERTING DEVICE, AND CONTROL MODULE AND METHOD FOR CONTROLLING A RESONANT CONVERTER - A method for controlling operation of a resonant converter is to be implemented by a control module that generates a drive signal for controlling a power switch of the resonant converter to thereby control an output voltage and an output current provided by the resonant converter to a load. The method includes: (A) configuring the control module to determine if the load is operating in a first mode or a second mode; (B) configuring the control module to generate the drive signal according to the output voltage when the control module determines that the load is operating in the first mode; and (C) configuring the control module to generate the drive signal according to the output current when the control module determines that the load is operating in the second mode. | 10-13-2011 |
| 20110241953 | HYBRID MULTIPLE-INPUT MULTIPLE-OUTPUT ANTENNA MODULE AND SYSTEM OF USING THE SAME - The hybrid multiple-input multiple-output antenna module includes a grounding unit, a plurality of radiating units, loop units and filter units. The radiating units and the loop units are arranged around a geometric center of the grounding unit and are alternately and symmetrically arranged on the grounding unit. The loop units are arranged along the outer peripheral side of the grounding unit. The filter units are respectively electrically connected to the loop units. The present invention not only has some advantages such as small size, low profile, good isolation, high antenna gain and good radiation properties, but also can replace the external dual-band access-point antenna of the prior art for 2.4/5 GHz operation with no need of an extra diplexer. In addition, the hybrid multiple-input multiple-output antenna module can be hidden in the wireless communication device in order to enhance the appearance of the product. | 10-06-2011 |
| 20110210346 | LED MODULE - An LED module includes at least two LED package units and at least one connecting unit. Each LED package unit includes at least one first engaging portion, at least one first conductive portion, and at least one LED chip connected electrically to the first engaging portion. The connecting unit includes at least two second engaging portions, and at least one second conductive portion having two opposite end sections extending respectively to the second engaging portions. When the second engaging portions of the connecting unit engaged with the first engaging portions of the LED package units, respectively, the end sections of the second conductive portion contact electrically and respectively the corresponding first conductive portions so as to connect electrically the LED chips of the LED package units. | 09-01-2011 |
| 20110187281 | METHOD FOR OPERATING AC LIGHT-EMITTING DIODE - A method for operating an AC LED is disclosed. The method operates with an assumption that a linear relationship exists between the voltage and current of the AC LED operating at an active region. Hence, a first driving voltage and a second driving voltage are applied to the AC LED for respectively measuring a first driving current and a second driving current, and an interpolation is used for obtaining a third driving voltage. The third driving voltage is the predicted driving voltage for the AC LED. The method is capable of determining the actual driving voltage precisely and rapidly before the follow-up tests for other AC LEDs may proceed. | 08-04-2011 |
| 20110186870 | LED PACKAGE STRUCTURE - An LED package structure includes a base and two diodes. The base includes an insulating layer having an outer peripheral edge, and a conductive bottom layer disposed on a bottom face of the insulating layer and having an outer peripheral edge spaced from the outer peripheral edge of the insulating layer at a predetermined distance. The insulating layer is formed with two spaced-apart through holes, and cooperates with the conductive bottom layer to form first and second cavities. The diodes are disposed within the first and second cavities, respectively. A transparent encapsulant covers the base and the diodes. | 08-04-2011 |
| 20110175590 | ELECTRICAL POWER SUPPLY APPARATUS CONTROLLING METHOD AND DISCHARGING METHOD FOR USING THE SAME - Disclosed is an electrical power supply apparatus, comprising a switch circuit; an output circuit connected to an external power source for outputting electrical power primarily; a standby circuit connected to the external power source for outputting standby power; a discharge circuit connected between the output circuit and the external power source, to form a discharge path; and a control circuit, connected to the external power source, being capable of conducting the switch circuit for transferring a power signal of the external power source to the output circuit in a normal mode, being capable of cutting off the switch circuit for transferring a first or a second period of the power signal to the standby circuit in a standby mode, and being capable of conducting the discharge circuit for allowing the electrical power supply apparatus to discharge via the discharge circuit as the external power source is being removed. | 07-21-2011 |
| 20110175134 | PACKAGE STRUCTURE AND LED PACKAGE STRUCTURE - A package structure includes a base unit, a pin unit and a housing unit. The base unit has a carrier member and a through hole penetrating through the carrier member, and at least one annular structure is formed in the through hole. The pin unit has a plurality of conductive pins disposed beside the carrier member. The housing unit has an annular housing encircling the carrier member to envelop one part thereof and connecting to the pin unit, and the annular housing is partially filled into the through hole to cover the annular structure. Therefore, the instant disclosure can increase the bonding force between the carrier member and the annular housing and retard external moisture to permeate through slits between the carrier member and the annular housing to intrude into the chip-mounting region, thus the reliability and the usage life are increased. | 07-21-2011 |
| 20110158051 | PRESENTATION APPARATUS AND CONTROL METHOD THEREOF - A presentation apparatus has an operating main body. The operating main body further includes a LED module and a control unit. The LED module is disposed on a surface of the operating main body. The control unit is electrically connected to the LED module, and controls the LED module to display a timing message in response to a timing signal, and then controls the LED module to display a warning message in response to a triggering signal when the timing signal exists, thereby achieving the objective that the presentation apparatus have multiple functions with low manufacturing cost. | 06-30-2011 |
| 20110156649 | BATTERY BALANCING METHOD - A battery balancing method for a battery pack is disclosed, wherein the battery pack includes a plurality of rechargeable battery cells. The method categorizes the plurality of battery cells into a first subgroup and a second subgroup. Each battery cell in the first subgroup has an over voltage count number that records the times of the battery cells reaching an over voltage protection point. A minimum voltage of the battery cells in the second subgroup is detected. Then the voltage of each battery cell in the first subgroup is decreased to a buck voltage lower than the minimum voltage of the second subgroup. While any one cell in the first group reaches the over voltage protection point again during the charging procedure, the over voltage count numbers for the particular battery cells already reached the over voltage protection point are accumulated and then the charging procedure is terminated. | 06-30-2011 |
| 20110156620 | BATTERY PROTECTION SYSTEM AND METHOD THEREOF - A battery protection method is provided for preventing a main battery set from being damaged by a current from a load, and for lengthening the lifespan of the main battery set. The method includes the steps of: providing an auxiliary battery set; determining whether to recycle energy of the load, and performing a charging mode if affirmative; and transferring energy from the load to the auxiliary battery set when performing the charging mode. The method prevents the main battery set from being damaged due to charging at a high C rate, transfers possible damage due to the high current charging to the auxiliary battery set, lengthens the lifespan of the main battery set, and reduces the overall cost and difficulty of the maintenance of the main battery set by shifting the focus of the maintenance from the main battery set to the auxiliary battery set. | 06-30-2011 |
| 20110156567 | LAMP AND LAMP HOLDER MODULE THEREOF - A lamp includes a lamp holder module and light-emitting module disposed in the lamp holder module. The lamp holder module includes a body, a pressing mechanism disposed on the body, and an upper cover engaging removably the body. The light-emitting module is placed on the body and is pressed into position through the pressing mechanism. The pressing mechanism is operable to release the light-emitting module, thereby facilitating removal and installation of the light-emitting module. The upper cover serves as a lens of the light-emitting module and covers the light-emitting module. | 06-30-2011 |
| 20110115708 | WIRELESS INPUTTING DEVICE - A wireless inputting device includes an operating device and a receiver for receiving wireless signals from the operating device. The operating device has a main housing. The main housing has an opening, an accommodating space concaved inwardly from the opening, and a covering lid covered on the opening. The covering lid has a retaining mechanism formed on an inner side thereof and protruded toward the accommodating space. The receiver is held by the retaining mechanism on the covering lid and is received in the accommodating space. When the covering lid retained the receiver and covered, the receiver with the assistance of another concise mechanism props inwardly against a power switch in the operating device to cut off power. | 05-19-2011 |
| 20110102281 | MULTI-LOOP ANTENNA MODULE WITH WIDE BEAMWIDTH - A multi-loop antenna module with wide beamwidth includes a grounding unit and a plurality of first loop units and second loop units. The first loop units are vertically disposed on outer peripheral sides of the grounding unit. Each first loop unit has a first shorting pin disposed on the grounding unit, a first feeding pin separated from the first shorting pin and suspended above the grounding unit, and a first loop radiating body connected between the first shorting pin and the first feeding pin. The second loop units are vertically disposed on outer peripheral sides of the grounding unit. Each second loop unit has a second shorting pin disposed on the grounding unit, a second feeding pin separated from the second shorting pin and suspended above the grounding unit, and a second loop radiating body connected between the second shorting pin and the second feeding pin. | 05-05-2011 |
| 20110095731 | POWER FACTOR CORRECTION CONTROLLER, CONTROLLING METHOD THEREOF, AND ELECTRIC POWER CONVERTER USING THE SAME - A power factor correction controller is utilized for a power factor correction circuit in a critical conduction mode of an electric power converter. The power factor correction controller generates a control voltage according to an output voltage outputted from the electric power converter, and utilizes a first threshold value to detect the control voltage. The power factor correction controller can control the power factor correction circuit to operate in different modes according to various levels of a load. Therefore, an objective according to the present invention for reducing electric power consumption of the electric power converter in a light load or a no-load mode and improving energy transmission efficiency can be attained. | 04-28-2011 |
| 20110089913 | POWER SUPPLY DEVICE - A power supply device includes first and second power factor correctors, and first and second resonant circuits. The first and second power factor correctors are for receiving an alternating current (AC) input voltage, and are driven by first and second driving signals for rectifying the AC input voltage to generate first and second driving voltages, respectively. The first and second resonant circuits are coupled to the first and second power factor correctors for receiving the first and second driving voltages, respectively, and have output sides that are coupled in parallel for outputting an output voltage. The first power factor corrector and the first resonant circuit in combination is parallel-connected to the second power factor corrector and the second resonant circuit in combination | 04-21-2011 |
| 20110074654 | SHORTED MONOPOLE ANTENNA - The present invention is related to a shorted monopole antenna. The antenna includes a ground portion, a radiating portion, a shorting portion, an assembling portion, and a coaxial cable. The ground portion includes a signal grounding point. The radiating portion is located above the ground portion and bent at least once, and includes a signal feeding point. One end of the shorting portion is connected to one of the short edges of the ground portion, and the other end is connected to one edge portion of the radiating portion. The assembling portion is connected to the long edge of the ground portion. The coaxial cable includes an inner conductor and an outer conductor, which are connected to the signal feeding point and the signal grounding point respectively. The antenna invented has good impedance bandwidth and radiation characteristics, can easily be installed inside the housing of an electronic device, and is well suitable for applications in wireless communications devices. | 03-31-2011 |
| 20110069008 | MOUSE STRUCTURE WITH ADJUSTABLE CLICKING FORCE FUNCTION - The invention discloses a mouse structure with click force adjustable function, which comprises a shell, a circuit board module, and at least one adjustable mechanism. The adjustable mechanism is setting inside the shell, and comprises a supporting body, an adjustable plate and an adjustable component. The adjustable mechanism is adjusted via the adjustable component, so that the place the free-end of the adjustable plate touching the key portion is changed, and the force the adjustable plate clicking the switch module is accordingly changed, which provides function that the user can adjust the click force finely to a suitable one. | 03-24-2011 |
| 20110050577 | WIRELESS PERIPHERAL DEVICE AND PRODUCTION MATCHING SYSTEM THEREOF - Provided is a wireless peripheral device. Preferably the wireless peripheral device includes an operating main body and a receiver. The operating main body particularly has a controlling unit having built-in identification code. This identification code is particularly stored in a non-volatile memory of the controlling unit. The receiver, corresponding to the operating main body, pre-stores the matched identification code. The receiver acquires the power supplied from a computer system as connected therewith. Automatically, the operating main body and the receiver are wirelessly connected in accordance with the identification code. It is featured that the cost of the wireless peripheral device can be effectively reduced, and the related matching procedure can also be simplified before factory shipment. | 03-03-2011 |
| 20110019397 | LIGHT EMITTING DIODE, BACKLIGHT MODULE, AND LIGHT TUBE - A light emitting diode includes: a base with a concave portion; a light emitting chip disposed in the concave portion; an encapsulating layer filled in the concave portion; and an optical adjusting element disposed on the light emitting chip. Herein, the light emitting diode has a batwing distribution in a horizontal view angle, and the light emitting diode has a Lambertian distribution in a vertical view angle thereof. | 01-27-2011 |
| 20110012611 | TESTING METHOD FOR ELECTRONIC APPARATUS - An electronic apparatus includes a first power contact, a second power contact, and a control unit. The first power contact is electrically connected with an anode of a power supply source, and the second power contact is electrically connected with a cathode of the power supply source. The control unit electrically connects the first power contact and the second power contact for forming a signal transmission path and receiving the power generated by the power supply source. When the control unit is operated in a testing mode, the control unit operates in a working mode or a sleeping mode according to an instruction of a default instruction set for changing a current waveform signal transmitted over the signal transmission path, so as to achieve the purpose of providing a convenient and high-efficiency testing. | 01-20-2011 |
| 20110005909 | THIN KEY STRUCTURE FOR KEYBOARDS/KEYPADS - A thin key structure includes a keycap, a key body, an elastic piece and a base. The keycap has a first side wall. The key body has a second side wall forming a hollow chamber in which the keycap can be put to connect the elastic piece. The inner of the second side wall is provided with guiding portions for guiding the keycap to move steadily in the key body. With the keycap being put in the key body, the total height of the key structure can be reduced, and the vertical moving distance of the keycap with respect to the key body to press the elastic piece can be shortened. Thus, the thin key structure can be made more compact. | 01-13-2011 |
| 20100320367 | METHOD FOR MAKING CAMERA MODULES AND CAMERA MODULE MADE THEREBY - A method for making camera modules includes the steps of: a) providing a wafer including an array of sensor chips; b) mounting a plurality of lens assemblies on the sensor chips, respectively, thereby defining a plurality of intersecting spacing grooves among the lens assemblies; c) forming a substrate layer by filling in the spacing grooves with a resin material; and d) cutting the wafer and the substrate layer along intersecting cutting lines each extending along one of the spacing grooves and each intervening the lens assemblies, the substrate layer being divided into a plurality of barrels respectively surrounding the lens assemblies. A camera module made by the method is also disclosed. | 12-23-2010 |
| 20100309684 | FLEXIBLE LIGHT-GUIDING MODULE WITH WATERPROOF FUNCTION - A flexible light-guiding module with waterproof function includes a flexible light-guiding film, a light-reflecting element and a light-generating element. The light-reflecting element is disposed on a bottom side of the flexible light-guiding film. The light-generating element is embedded into the flexible light-guiding film, and the light-generating element has a circuit substrate and at least one light-generating chip electrically disposed on the circuit substrate. Hence, the light-generating element is embedded into the flexible light-guiding film, so that the light-generating element is waterproof. In addition, the present invention can be attached to any plane or curved surface by using the flexible light-guiding film, so that the application field of the present invention is very extensive. Moreover, the flexible light-guiding film and the light-reflecting element are integrally formed in order to decrease manufacturing cost of the present invention. | 12-09-2010 |
| 20100309083 | WIDEBAND ANTENNA FOR RECEIVING DIGITAL TV SIGNALS - A wideband antenna for receiving digital television signals includes a substrate, a radiating plate, a first radiating element, and a second radiating element. The radiating plate is formed on the substrate and the radiating plate has a first radiating area, a second radiating area and a slit formed between the first and the second radiating areas. The first and the second radiating elements are pivotedly connected to the radiating plate. The first radiating element and the second radiating element are constructed as a dipole antenna structure of the antenna so as to excite a first resonant mode. The radiating plate also acts as a matching circuit thereon so as to excite a second resonant mode. The center frequency of the second resonant mode is shifted toward the center frequency of the first resonant mode with the incorporation of the radiating plate so that the antenna has a wideband characteristic. | 12-09-2010 |
| 20100301361 | LIGHT EMITTING DIODE - A light emitting diode of the present invention comprises a support frame, a shell, a light emitting diode chip and an encapsulating body. The shell is used to accommodate the support frame. The shell has a bowl-shaped structure and the bowl-shaped structure has two opposite first walls and two opposite second walls. The upper edge of the second wall is a concave-convex structure. The encapsulating body is used to package the bowl-shaped structure and the encapsulating body has a concave-convex structure similar to the concave-convex structure of the bowl-shaped structure. The concave-convex structure comprises a concave portion and a convex portion. The structure of the light emitting diode is simplified. The luminous intensity and the light extraction efficiency of the light emitting diode are enhanced and the thickness of the light emitting diode is not increased. | 12-02-2010 |
| 20100295736 | BUILT-IN MULTI-ANTENNA MODULE - A built-in multi-antenna module includes a grounding unit, a plurality of first radiating units and a plurality of second radiating units. The first and the second radiating units are disposed on the grounding unit. Each first radiating unit has a first radiating body, a first feeding pin extended downwards from the first radiating body, and a first shorting pin extended downwards from the first radiating body and connected to the grounding unit. Each second radiating unit has a second radiating body, a second feeding pin extended downwards from the second radiating body, and a second shorting pin extended downwards from the second radiating body and connected to the grounding unit. The first radiating units and the second radiating units are alternately and symmetrically arranged on the grounding unit, and many included angles respectively formed between each first radiating unit and each second radiating unit are the same. | 11-25-2010 |
| 20100290256 | RESONANCE CONVERTING APPARATUS AND SYNCHRONOUS RECTIFICATION CIRCUIT - Provided is a resonance converting apparatus. The resonance converting apparatus preferably includes a resonant circuit, a bridge-type converter, and a synchronous rectification circuit. In which the resonant circuit has a transformer. The bridge-type converter connects with a primary side of the transformer, and operates open or close according to a switching signal. The synchronous rectification circuit further includes a pair of rectification transistors and driving circuits. The driving circuits correspondingly connect with channels to the rectification transistors, and respectively examine the current passing through the rectification transistors. A sensing signal is then generated. In accordance with the switching signal and the sensing signal, a driving signal is generated for driving the rectification transistor. Consequently the apparatus can raise the efficiency of the resonance converting apparatus. | 11-18-2010 |
| 20100265671 | PACKAGE STRUCTURE OF PRINTED CIRCUIT BOARD AND PACKAGE METHOD THEREOF - The package structure of the PCB comprises a substrate and a frame. The frame is located at the top of the substrate, and the substrate and the frame define a receiving space. The electronic components are mounted on the substrate and distributed in the receiving space. Because of the protection of the frame, the electronic components are effectively protected from the collision of installation in the process or use in the process. The substrate can be a flexible circuit board or a rigid-flex PCB and the electronic components are directly embedded in the substrate. Therefore the thickness of the package structure is reduced. | 10-21-2010 |
| 20100265154 | ANTENNA STRUCTURE - The antenna structure is applied for a communication system. The antenna structure has a signal emitting/receiving portion, a flex transmitting line disposed under the signal emitting/receiving portion and electrically connected to the signal emitting/receiving portion, and a connecting portion having a first end and a second end. The first end of the connecting portion is electrically connected to the flex transmitting line, and the second end of the connecting portion is connected to an assembling portion. The antenna structure further includes a bendable piece corresponding to the flex transmitting line. The bendable piece can be bent by a force to change positions, directions, or positions and directions of the signal emitting/receiving portion connected with the flex transmitting line. The bendable piece, the flex transmitting line and the signal emitting/receiving portion are covered by a sheath. | 10-21-2010 |
| 20100265151 | DUAL-FEED ANTENNA - The invention relates to a dual-feed antenna. The dual-feed antenna includes a substrate, a first antenna unit and a second antenna unit. The second antenna unit includes a second radiating unit and a second grounding unit. The second radiating unit includes a second radiator which has a first groove. The first groove has a first bottom and a pair of first arms. The second grounding unit includes a first sub-grounding-area and a second sub-grounding-area. The second sub-grounding-area has a second groove which includes a second bottom and a pair of second arms. The first sub-grounding-area is cross-wise connected with the second sub-grounding-area at the bottom of the groove, and the second arms symmetrically distribute to both sides of the first sub-grounding-area, and the first groove has an opening direction opposite to the opening direction of the second groove. | 10-21-2010 |
| 20100253553 | METHOD AND SYSTEM FOR DETECTING HIDDEN GHOST KEYS ON KEYBOARD MATRIX - The present invention discloses a method and system for detecting hidden ghost keys on a keyboard matrix. The keyboard matrix is composed of multiple rows crossing with multiple lines that form multiple key-locating positions. The method comprises: selecting multiple preset keys from the matrix; detecting ghost keys among the matrix based on the selected preset keys; selecting multiple examining keys from the preset keys and the detected ghost keys, based on that at least one ghost key is included in the examining keys; and determining hidden ghost keys based on the examining keys. The system detects ghost keys among the matrix via a preset key selecting unit and a ghost key detecting unit, which selects multiple examining keys via an examining key selecting unit, and determines hidden ghost keys based on the examining keys through a hidden ghost keys detecting unit. | 10-07-2010 |
| 20100231343 | CENTER-TAPPED TRANSFORMER - A center-tapped transformer includes tubular first and second spools, a primary winding unit, and first and second secondary winding units. The first spool has a first surrounding wall, a first pin-mounting wall, and a first pin set mounted on the first pin-mounting wall. The second spool has a second surrounding wall, a second pin-mounting wall, and a second pin set mounted on the second pin-mounting wall. The second surrounding wall has an inner diameter larger than an outer diameter of the first surrounding wall. The primary winding unit is wound on one of the first and second surrounding walls. The first and second secondary winding units are wound on the other one of the first and second surrounding walls. | 09-16-2010 |
| 20100231342 | CENTER-TAPPED TRANSFORMER - A center-tapped transformer includes a spool, a first primary winding unit, and first and second secondary winding units. The spool has a surrounding wall defining a spool axis, and a partition plate unit extending in radial outward directions from the surrounding wall so as to divide the spool into axially extending first and second spool parts. The partition plate unit cooperates with the surrounding wall to define at least one notch. The first primary winding unit surrounds the first spool part and passes through the notch to surround the second spool part. The first and second secondary winding units are disposed on one side of the first primary winding unit and surround the first and second spool parts, respectively. | 09-16-2010 |
| 20100207127 | LIGHT EMITTING DIODE WITH A TEMPERATURE DETECTING PATTERN AND MANUFACTURING METHOD THEREOF - A light emitting diode (LED) includes a substrate, a temperature detecting pattern, and a semiconductor structure. The temperature detecting pattern is formed on the substrate. Then the semiconductor structure is formed on the temperature detecting pattern and the substrate. The semiconductor structure includes an n-type semiconductor layer, a p-type semiconductor layer, and an active layer. Per above-mentioned structural design, the temperature detecting pattern directly integrated into the LED can measure the actual temperature of PN junction with high precision. | 08-19-2010 |
| 20100206626 | PRINTED CIRCUIT BOARD UNIT - A printed circuit board unit includes a substrate and at least one connecting pad on the substrate. The connecting pad is used for electrically connecting to an electronic device by welding method. The connecting pad has at least one venting opening thereon. Therefore, the steam and gas by-produced in reflow soldering process can escape into the environment from the venting opening. Accordingly, the problem of large bubbles formed in the connecting pads is solved. | 08-19-2010 |
| 20100182238 | INPUT DEVICE THAT ADJUSTS ITS OPERATION MODE ACCORDING TO ITS OPERATION DIRECTION AND A CONTROL METHOD THEREOF - An input device that adjusts its operation mode according to operation directions includes a movement sensing module, an operation direction control unit, a micro-control unit, and a transmission module. The movement sensing module for sensing a plurality of reflection images relative to a light source that is reflected by a reflection surface. Furthermore the movement sensing module obtains a movement displacement amount and a movement direction of the input device according to pattern variations between the reflection images. The operation direction control unit provides an operation direction of the movement sensing module. The micro-control unit converts the movement direction sensed by the movement sensing module according to the operation direction of the movement sensing module. The transmission module transmits the movement displacement amount and the converted movement direction of the input device to a host terminal so as to control a cursor displayed on the host terminal. | 07-22-2010 |
| 20100164388 | LUMINOUS SYSTEM AND METHOD WITH A CHANGEABLE COLOR LIGHT - A luminous system with a changeable color light applicable to an electronic device is provided. The system includes a light emitter for emitting a first light to outside of the electronic device, a color sensor for receiving a second light that is the reflection of the first light from an object and generating a RGB signal, and a central controller for receiving the RGB signal and generating a backlight color adjusting signal according to the RGB signal received. A backlight driver module of the device is further introduced to drive a backlight module to emit a third light according to the adjusting signal. The color of the third light is particularly the same as the second light. Thus the backlight color of the electronic device changes as what the color of the object is. The visual effect of the product can be alternative by providing this changeable color light. | 07-01-2010 |
| 20100156791 | TEMPERATURE CONTROLLED MOUSE - A temperature controlled mouse includes a central controller, a driver control circuit, a temperature control circuit, and a signal transmitting circuit. The driver control circuit generates coordinate control signals and pointer clicking signals, and the signals are transmitted to a host computer coupled to the mouse via the signal transmitting circuit. The temperature control circuit detects the changes of the temperature from a user's hand and thereby generates temperature control signals. The central controller controls the operation status of the mouse according to the temperature control signals, wherein when the temperature detected is within a predetermined temperature range, the central controller wakes the mouse and allows the transmission of signals from the mouse to the host computer; otherwise the central controller stops the transmission of signals. The temperature controlled mouse prevents accidental activation due to negligent bump. Thereby the mouse may only wake from purposeful control and thereby conserves energy. | 06-24-2010 |
| 20100110282 | CAMERA LENS MODULE AND MANUFACTURING METHOD THEREOF - The present invention discloses a camera lens module. The present invention places and fixes an image sensor chip in an opening in a substrate and then assembles a frame, a lens holder and a lens, thereby minimizing the superposition height of the camera lens module and ensuring that the assembly is simpler and more effective. | 05-06-2010 |
| 20090309806 | MULTI-INPUT MULTI-OUTPUT ANTENNA SYSTEM - A multi-input and multi-output antenna system is disclosed. The antenna system includes a predetermined quantity of dual-feed and dual-band antennas that are arranged into a polygon on a plane. The dual-feed and dual-band antenna includes a substrate, a grounding unit disposed on the substrate and having two opposite sides, a first radiating unit disposed on the substrate near one side of the grounding unit, and a second radiating unit disposed on the substrate near the other side. The second radiating unit has a shorting element that is electrically connected to the grounding unit. The polygon is bounded by lengthwise projection lines of the dual-feed and dual-band antennas. | 12-17-2009 |
| 20090279279 | LIGHT EMITTING DEVICE AND A MANUFACTURING METHOD THEREOF - A light emitting device includes a light emitting body, a base for carrying the light emitting body, an encapsulating material covering the light emitting body and a wavelength conversion material mixing with the encapsulating material. The concentration of wavelength conversion material is characterized by the fact that the concentration of the wavelength conversion material is higher at the higher space that is further from the light emitting body located at the bottom of the light emitting device. Accordingly, the reflection rate of the mixture mixed with the encapsulating material and the wavelength conversion material has gradual variation, and the total reflection on the boundary is reduced thus improves the illumination efficiency. | 11-12-2009 |
