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Cheng, HK
Amy Decem Cheng, Tai Po HK
| Patent application number | Description | Published |
|---|---|---|
| 20080282896 | BEVERAGE BREWING APPARATUS WITH PUMP DISPENSING SYSTEM - A beverage machine for preparing and dispensing a hot beverage having a pump dispensing system. Hot water passes through a water distributor to infuse material in a filter basket. A coffee tank receives the brewed beverage and maintains it at an appropriate temperature. On demand, a pump dispensing system delivers the beverage through an outlet chamber and spout into a user's cup. The user manipulates a switch to vary the rate at which the pump dispensing system dispenses the beverage. | 11-20-2008 |
Bangsheng Cheng, Tai Po HK
| Patent application number | Description | Published |
|---|---|---|
| 20110150324 | METHOD AND APPARATUS FOR RECOGNIZING AND LOCALIZING LANDMARKS FROM AN IMAGE ONTO A MAP - Method and apparatus for recognizing landmark buildings in an image and then locating the recognized landmark buildings onto a map together with related information wherein a first database is employed to store models formed by mathematical set descriptions of landmark buildings which are learned from a set of training images of a model-learning module captured by an imaging device for each building, and a second database is employed to store the related information of each landmark building. The model of each landmark building is represented as a set of features and the geometric relationship between them by clustering the salient features extracted from a set of training images of the landmark building. | 06-23-2011 |
Bob Chi-Chung Cheng, Quarry Bay HK
| Patent application number | Description | Published |
|---|---|---|
| 20080266846 | Solar Lamp with a Variable Display - The present invention supports a solar lamp that includes a solar panel that charges a battery to power a display panel and a processor. Based on environmental factors measured by a sensor, the processor instructs the display panel to change colors based on the value of an environmental factor. If the measured environmental factor changes values, the processor may subsequently instruct the display panel to change colors. The solar lamp may be controlled by a remote controller. The solar lamp has a receiver circuit that receives control data from the remote controller to configure the display panel. Based on the control data, a processor may instruct the display panel to change colors or change intensity. The remote controller controls a solar lamp through a wireless communications channel. Based on an indication, a processor sends control data through a wireless transmitter circuit to configure the display panel of the solar lamp. | 10-30-2008 |
Chi Ho Cheng, Tseung Kwan O HK
| Patent application number | Description | Published |
|---|---|---|
| 20110192221 | VALVE WITH RADIATING STRUCTURE FOR A TIRE PRESSURE MONITORING SYSTEM - A valve for a tire pressure monitoring system in which the valve acts a coaxial conductor to transmit a signal to a receiver presented. A valve stem electrically isolated from a valve pin form the coaxial conductor. In a tire pressure monitoring system, a tire pressure measurement module is positioned inside a tire. In one embodiment, a conductive radiating structure is electrically connected or coupled to the valve pin to receive the tire pressure information signal and transmit it to a receiver. The above configuration further permits a rechargeable battery in the tire pressure measurement module to be recharged via the tire valve. The valve pin and valve stem, being electrically isolated from one another, are used as recharging paths for the battery. | 08-11-2011 |
Chun-Fai Cheng, Tin Shui Wai HK
| Patent application number | Description | Published |
|---|---|---|
| 20120091540 | STRAINED STRUCTURE OF A P-TYPE FIELD EFFECT TRANSISTOR - In a p-type field effect transistor, a pair of spacers are formed over the top surface of a substrate. A channel recess cavity includes an indentation in the substrate top surface between the pair of spacers. A gate stack has a bottom portion in the channel recess cavity and a top portion extending outside the channel recess cavity. A source/drain (S/D) recess cavity has a bottom surface and sidewalls below the substrate top surface. The S/D recess cavity has a portion extending below the gate stack. A strained material is filled the S/D recess cavity | 04-19-2012 |
Chun-Fai Cheng, Tin Shu Wai HK
| Patent application number | Description | Published |
|---|---|---|
| 20110291201 | MULTI-STRAINED SOURCE/DRAIN STRUCTURES - The present disclosure provides a semiconductor device. The semiconductor device includes a silicon substrate. The semiconductor device includes first and second regions that are disposed in the substrate. The first and second regions have a silicon compound material. The semiconductor device includes first and second source/drain structures that are partially disposed in the first and second regions, respectively. The semiconductor device includes a first gate that is disposed over the substrate. The first gate has a first proximity to the first region. The semiconductor device includes a second gate that is disposed over the substrate. The second gate has a second proximity to the second region. The second proximity is different from the first proximity. The first source/drain structure and the first gate are portions of a first transistor, and the second source/drain structure and the second gate are portions of a second transistor. | 12-01-2011 |
Chung Ming Cheng, Tsuen Wan HK
| Patent application number | Description | Published |
|---|---|---|
| 20090207122 | Automatic Display Unit Activation - The present invention provides apparatuses and methods for controlling the brightness of a display unit based on detected movement of an external object such as a user. An apparatus includes a display, e.g., a color liquid crystal display (LCD) or organic light emitting diode (OLED). A proximity circuit generates a transmitted signal and a received signal. The received signal results from the transmitted signal being reflected by an external object. A control unit processes the received signal to determine a degree of motion of the external object. When the degree of motion is greater than a first predetermined threshold but not greater than a second predetermined threshold, the display is activated and operating at partial intensity. When the degree of motion is greater than the second predetermined threshold, the display is activated at full intensity. The degree of motion may be determined from the variation of the received signal. | 08-20-2009 |
Chung Ming Cheng, Tusuen Wan HK
| Patent application number | Description | Published |
|---|---|---|
| 20090079577 | Adjusting a Communications Channel Between Control Unit and Remote Sensor - The present invention provides apparatuses and systems for adjusting a communication channel between a control unit and a remote sensor. A system may include a control unit that controls an environmental unit and a remote sensor that provides data about an environmental factor as measured at the remote sensor. The remote sensor transmits a radio frequency (RF) signal that conveys the data to control unit through a directional antenna. The RF signal is received by the control unit through an omnidirectional antenna, and a signal strength parameter is determined from the received RF signal. A signal strength indication unit provides an indication from the signal strength parameter as a user adjusts the position of the directional antenna. With embodiments of the invention, a signal strength module generates an audio signal in accordance with an audio characteristic, which is indicative of the signal strength of the received RF signal. | 03-26-2009 |
| 20090089886 | Adjustable Feature Access for a Controlled Environmental System - The present invention provides apparatuses and methods for restricting access to a control unit in an environmental system based on a lock level. The control unit (e.g., a thermostat) is configured with a selected lock level, where each lock level is mapped to an associated set of features. A user is able to access any of the features from the associated set of features without entering a security sequence. Also, a feature parameter may be restricted in accordance with the activated lock level. The control unit may be reconfigured with a different lock level by an administrator only when a security sequence is entered. Also, features may be mapped by an administrator to a set of features when the control unit is operating in the locked state. When the control unit is operating in the unlocked state, all supported features can be accessed by a user. | 04-02-2009 |
Eric Ka Wai Cheng, Hung Hom HK
Hung Yu Cheng, Shatin HK
| Patent application number | Description | Published |
|---|---|---|
| 20090041531 | LEVER-ARCH TYPE FILE MECHANISM - A lever-arch type file mechanism is disclosed as including a base, two rings secured to and extending upwardly from the base for engaging holes in pieces of paper, each ring including a post fixed to the base and an arch movable relative to the post, and a lever assembly operable to move the arches relative to the posts between a ring-closed configuration in which the rings are closed and a ring-open configuration in which the rings are open, and a lever of the lever assembly is pivotable downwardly from a first position (J) to a second position (K) to move the rings from the ring-closed configuration to the ring-open configuration, and subsequently pivotable downwardly from the second position to a third position (L) to move the rings from the ring-open configuration to the ring-closed configuration. The lever is also pivotable upwardly to move the rings from the ring-closed configuration to the ring-open configuration. The lever is pivotable downwardly to effect a pulling force on a first point on a link to move the link to rotate in a first direction, and the lever is pivotable upwardly to effect a pushing force on a second point on the link to move the link to rotate in the same first direction. The link is releasably engageable with another link which is carried by the lever. | 02-12-2009 |
Kai Kei Cheng, Kennedy Town HK
| Patent application number | Description | Published |
|---|---|---|
| 20090249180 | System and Method of Document Reuse - The present invention is a system and method for computer optimization of content and reusing documents. The invention provides integrated user interfaces to facilitate reuse of static or dynamic content. The system further includes on a display, a first window and a second window where the system includes programming instructions operable to control the processing unit to output to the first window the content of memory. The content output to the first window is simultaneous to output being displayed in the second window of the separate program. Each of these programs may reside in the same memory space or different memory space. The separate program can provide documents or content to be used in the first window. The system further includes programming instructions operable to transform selections retrieved from documents of the second window into content for the first window. | 10-01-2009 |
Ka Man Cheng, Ngau Tau Kok HK
| Patent application number | Description | Published |
|---|---|---|
| 20080239155 | Low Complexity Color De-noising Filter - Methods and apparatuses for color denoising are described. There is provided an image processing method. The method comprises the steps of retrieving chrominance level for a plurality of pixels in a predetermined configuration; computing a weight for each pixel; applying the weight to the chrominance level for each the pixel; summing the weighted chrominance level to output a chrominance level for a centre pixel at the center of said predetermined configuration; and repeating the above steps for every pixel per image. The color noise can be reduced while preserving the edge without any edge detection. | 10-02-2008 |
Ka-Wai Eric Cheng, Hung Hom HK
| Patent application number | Description | Published |
|---|---|---|
| 20120055175 | Automobile Hybrid Air Conditioning System - A hybrid air conditioning system for a combustion engine vehicle. When the combustion engine is running and a rechargeable battery unit is not at full charge, an electric machine is configured by an MCU control unit as mechanically coupled to the combustion engine, and a battery charger is configured as electrically connected to the rechargeable battery unit such that the electric machine generates electric power to recharge the rechargeable battery unit. When the combustion engine stops and air conditioning is required, the rechargeable battery unit is configured by the MCU control unit as electrically connected to a motor drive, and the electric machine is configured as mechanically coupled to the compressor to provide mechanical power to drive the compressor. This allows the automobile air conditioning system to operate for a limited period of time after the combustion engine stops. | 03-08-2012 |
Lily Ka-Lai Cheng, Quarry Bay HK
| Patent application number | Description | Published |
|---|---|---|
| 20100219791 | CONTACT-LESS POWER TRANSFER - There is disclosed a system and method for transferring power without requiring direct electrical conductive contacts. There is provided a primary unit having a power supply and a substantially laminar charging surface having at least one conductor that generates an electromagnetic field when a current flows therethrough and having an charging area defined within a perimeter of the surface, the at least one conductor being arranged such that electromagnetic field lines generated by the at least one conductor are substantially parallel to the plane of the surface or at least subtend an angle of 45° or less to the surface within the charging area; and at least one secondary device including at least one conductor that may be wound about a core. Because the electromagnetic field is spread over the charging area and is generally parallel or near-parallel thereto, coupling with flat secondary devices such as mobile telephones and the like is significantly improved in various orientations thereof. | 09-02-2010 |
| 20100320963 | CONTACT-LESS POWER TRANSFER - There is disclosed a system and method for transferring power without requiring direct electrical conductive contacts. There is provided a primary unit having a power supply and a substantially laminar charging surface having at least one conductor that generates an electromagnetic field when a current flows therethrough and having an charging area defined within a perimeter of the surface, the at least one conductor being arranged such that electromagnetic field lines generated by the at least one conductor are substantially parallel to the plane of the surface or at least subtend an angle of 45° or less to the surface within the charging area; and at least one secondary device including at least one conductor that may be wound about a core. Because the electromagnetic field is spread over the charging area and is generally parallel or near-parallel thereto, coupling with flat secondary devices such as mobile telephones and the like is significantly improved in various orientations thereof. | 12-23-2010 |
| 20120019202 | RETENTION OF RECHARGEABLE DEVICES - There is disclosed a system and method for retaining portable rechargeable devices to recharging stations wherein one or other or both of the recharging station and the portable device are provided with connecting means adapted for temporary releasable connection of the two. This is particularly advantageous when used with recharging stations which permit the device to be recharged in multiple places on the recharging station, providing a positive means of retaining the device. This is particularly advantageous if the recharging station is to be used in a mobile environment such as a car, or on a wall or ceiling. | 01-26-2012 |
Man Qun Cheng, Central Hong Kong HK
| Patent application number | Description | Published |
|---|---|---|
| 20120046117 | Infant Carrier Apparatus - An infant carrier apparatus includes a support frame having a generally L-shape, a swing arm and a seat assembly. The swing arm includes an upper segment, a lower segment parallel to the upper segment, and an upright segment connected between the upper segment and the lower segment, wherein the upper segment is pivotally connected with an upper end of the support frame. The seat assembly is disposed in a region between the upper segment and the lower segment, and is connected with the lower segment of the swing arm. The infant carrier apparatus can also include an adjustment mechanism that allows to conveniently adjust the height of the seat assembly. | 02-23-2012 |
Peter S. Cheng, Tsing Yi HK
| Patent application number | Description | Published |
|---|---|---|
| 20100058933 | Wine aerator - A device for aerating wine in a bottle has an elongated, upright conduit with one end region immersed in the wine, and an opposite end region exposed to the atmosphere. A rotary shaft is located within, and extends along, the conduit. A wine blade is mounted on the shaft for drawing the wine as a wine flow into the one end region in an upward direction toward the opposite end region of the conduit upon rotation of the shaft. An air blade is preferably mounted on the shaft for causing the air to move as an air stream into the opposite end region in a downward direction toward the one end region of the conduit upon rotation of the shaft. A drive rotates the shaft, the wine blades and the air blades to propel the wine flow and the air stream against each other in a mutually countercurrent relationship and to commingle the wine flow and the air stream inside the bottle. | 03-11-2010 |
Peter S. Cheng, New Territories HK
| Patent application number | Description | Published |
|---|---|---|
| 20100266403 | HIGH-EFFICIENCY WINDMILL - A high-efficiency windmill includes an inner rotor having propellers for capturing wind blowing along a wind direction to push the inner rotor about an axis, and an outer rotor rotatable about the same axis independently of the inner rotor radially exteriorly of the inner rotor. The outer rotor is self-positionable in a rotor position about the axis in response to the wind direction. The outer rotor has an airfoil-shaped vane having a forward surface generally facing the wind in the rotor position, and a rear surface generally facing away from the wind in the rotor position. The rear surface creates a negative pressure zone by accelerating the wind across the rear surface. At least one of the propellers adjacent the airfoil-shaped vane in the rotor position is pulled by the negative pressure zone to assist the wind in pushing the propellers about the axis. | 10-21-2010 |
Pik Ho Liza Cheng, Kwai Chung HK
| Patent application number | Description | Published |
|---|---|---|
| 20110117817 | THREE-DIMENSIONAL SUPPORT RING FOR BRA CUP - A brassiere component is disclosed. In one embodiment, the component comprises a three-dimensional brassiere cup support loop comprising a semi-circular arc-shaped structure, wherein blank of the support loop is structured as a wide flat wire; a lower portion of a plane of the wide flat wire inclines inwardly to form an inclined plane of the wide flat wire with an upper edge facing outwards and a lower edge facing inwards, which inclined plane of the wide flat wire forms an inclined angle of 15°-85° with respect to a horizontal plane. | 05-19-2011 |
| 20110124268 | THREE-DIMENSIONAL HEART POSITION SUPPORT FRAME FOR LOW-HEART UNDERWEAR - A three-dimensional support frame for the linkage section (also known as “heart”) of bra cups for low-heart underwear is disclosed. The support frame comprises a body having a U-shaped support frame. The body of the support frame is made of a wide flat wire; wire surfaces of two vertical portions of the body of the support frame being correspondingly twisted outwardly at an angle with respect to a vertical axis, forming an anticlockwise angle of 15°-85° with respect to a horizontal plane, and the twists starts at a position of the maximum radius of semicircular lower portion of the U shape. The twisted wire surfaces of the two vertical portions are of an arc-shaped structure which is curved outwardly, an outwardly curved portion with a maximum curvature being offset in a distance of 5 mm-50 mm with respect to midpoint of a bottom portion of the U-shaped support frame. | 05-26-2011 |
| 20110185478 | EXTENDABLE SUPPORT FRAME FOR UNDERGARMENT - An extendable support frame for an undergarment, relating generally to the garment field and more particularly to a functional component for the women's undergarments, is characterized in that it comprises a support rib and a sliding sleeve fitted over the support rib, at top end of which sliding sleeve a fixing hole is provided; the sliding sleeve is fitted over one end of the support rib, and a fixing hole is provided at the other end of the support rib. Compared with the prior art, the invention is of easier manufacture and flexible extension by reducing intermediate components, and the invention can bring about extension variation of its length while performing support function, which therefore solves the technical problem that the support frame of the slit of the undergarment such as the women's form-fitting undergarments generates the buckling caused by the length being not compressed. The wearing of the women's form-fitting undergarments such as girdling garments is abutted with the body and is aesthetic in appearance. The wearer feels more pleased, comfortable and tight-fitting in movement. Moreover, the service lives of the women's form-fitting undergarments which are provided with the port frames are prolonged. | 08-04-2011 |
Po Fong Cheng, Wanchai HK
| Patent application number | Description | Published |
|---|---|---|
| 20080266080 | Wireless communication system - A wireless system for controlling electrical circuits within a building is disclosed. The system includes a plurality of monitor devices coupled to load circuits and configured to control the load circuits. The system also includes a master control device configured to remotely communicate with the monitor devices. The system is configured to manually or remotely control the load circuits based on input commands input from the monitor device or the master control device and/or media data captured or acquired from the monitor devices and/or the master control device. Preferably, the monitor devices includes an image capture unit and transmit images to the master control device. The monitor devices also preferably include a motion sensor for detecting motion in locations corresponding the monitor devices and controlling the load circuits based on the motion detected. The system operates as a lighting control system and a security system. | 10-30-2008 |
| 20090013583 | Method of and device for attracting aquatic life forms using an electromagnetic field generation - A device for simulating and/or attracting aquatic life forms is disclosed. The device includes an electromagnetic module for simultaneously generating alternating or pulsed electromagnetic fields and a pulsed light output from a light emitting diode. The electromagnetic module includes a dry battery that is activated when exposed electrodes of the dry battery are placed in contact with a common electrolyte, such as sea water. The electromagnetic module includes a control circuit with one or more application specific integrated circuits for converting an input voltage from the dry battery to an operating voltage sufficient to power the light emitting diode. In further embodiments of the invention, the device includes one or more removable jackets that resemble aquatic life-forms. | 01-15-2009 |
| 20100251595 | Method of and device for attracting aquatic life forms using bubble and sound formation in an aquatic environment - A device for simulating and/or attracting aquatic life forms is disclosed. The device includes an electromagnetic module with a dry battery that is activated when exposed electrodes of the dry battery are placed in contact with a common electrolyte, such as sea water. The dry battery generates gas bubbles and sound in an aquatic environment, which attracts the aquatic life forms. In further embodiments of the invention, the device includes one or more removable jackets with holes or vents that facilities a controllable release of the gas bubbles generated by the dry battery. | 10-07-2010 |
| 20110293968 | Starch-based battery system - The present invention is directed to a starch-based battery system. The starch-based battery system uses a rheological and replaceable starch gluten electrolyte that generates colloidal starch gel adhesive contacted with and/or attached on electrodes to generate current for powering electronic devices. The starch-based battery system that includes control circuit and standard cap module replaces a conventional dry cell battery or is integrated with electronic devices to power, for example, flash-light, lighting ornaments or magnetic actuated motion products and toys. In other embodiments of the invention, the starch-based battery system is integrated into a device for attracting aquatic life forms in an aquatic environment, wherein the starch-based battery powers a light source and/or sound source and also the starch gluten electrolyte acts as bait for attracting aquatic life forms within the aquatic environment. | 12-01-2011 |
Rocky Cheng, Taipo, N.t., Hong Kong Sar HK
| Patent application number | Description | Published |
|---|---|---|
| 20100083508 | MANUALLY-OPERATED HAIR CLIPPER - A manually-operated hair clipper, comprising a substantially elongated enclosure, which defines at one end a handle and is provided, at the opposite end, with a working head, which comprises a body for supporting a cutting blade assembly and a motor assembly, elements being provided for transmitting motion from the motor assembly to the cutting blade assembly, at least one comb element, which is associated with the supporting body so that it can slide along a direction for approach and spacing with respect to the cutting blade assembly in order to adjust the cutting length, and at least first teeth for stopping the comb element with respect to the supporting body. | 04-08-2010 |
Stephen Yau Sang Cheng, Sheung Shui HK
| Patent application number | Description | Published |
|---|---|---|
| 20110159271 | Foam gasket for the protection of photovoltaic modules and method of preparing the same - A foamed gasket used in the photovoltaic module is disclosed. A method of preparing a foamed gasket is also disclosed. According to the present invention, the gasket can effectively protect a photovoltaic module against shock and reduce the possibility of moisture penetrating a seal between rigid surfaces. | 06-30-2011 |
| 20110308577 | PHOTOVOLTAIC PANEL AND METHOD OF MANUFACTURING THE SAME - Disclosed herein are a photovoltaic panel and a method of manufacturing the same. The photovoltaic panel includes a photovoltaic unit having a single substrate and a protective polymer layer wrapping around the photovoltaic unit and being sealed around the edges of a surface of the substrate. The manufacturing method includes the steps of providing a substrate, forming a photovoltaic cell on a first surface of the substrate to form a photovoltaic unit, wrapping a protective polymer layer around the photovoltaic unit with a portion of the protective polymer layer extended beyond the first surface, and thermal treating the protective polymer layer so as to shrink the to protective polymer layer and thereby sealing the portion of the protective polymer layer extended beyond the first surface of the substrate around the edges of the second surface. | 12-22-2011 |
Stephen Yau-Sang Cheng, New Territories HK
| Patent application number | Description | Published |
|---|---|---|
| 20110159280 | BACKSHEET FOR A SOLAR MODULE - Disclosed herein is a backsheet for a solar module. The backsheet includes a first polymeric layer, a second polymeric layer and a moisture-resistant layer. The first polymeric layer includes linear low-density polyethylene (LLDPE), low-density polyethylene (LDPE), medium-density polyethylene (MDPE), high-density polyethylene (HDPE) or polycarbonate (PC). The second polymeric layer includes linear low-density polyethylene (LLDPE), low-density polyethylene (LDPE), medium-density polyethylene (MDPE), high-density polyethylene (HDPE), polycarbonate (PC) or Nylon. The moisture-resistant layer is disposed between the first polymeric layer and the second polymeric layer. | 06-30-2011 |
Steve Han Cheng, Tai Po HK
| Patent application number | Description | Published |
|---|---|---|
| 20090254770 | Low voltage reset determination and operational flow modification for microprocessor-controlled devices - A method of identifying a reset condition includes the steps of determining if a stored value is equal to a specified value, executing a first mode if the stored value is not equal to the specified value, and executing a second mode if the stored value is equal to the specified value. The second mode also includes the step of setting the stored value to a value different than the specified value. | 10-08-2009 |
Wai Kin Cheng, Tsuen Wan HK
| Patent application number | Description | Published |
|---|---|---|
| 20100214232 | METHOD AND APPARATUS FOR OPERATING A TOUCH PANEL - A controller for detection of touches by a single finger or multiple fingers on a touch panel, the touch panel including a first group of electrodes arranged in a first direction and a second group of electrodes arranged in a second direction, thereby forming a plurality of crossover points. The controller includes: a plurality of signal drivers coupled to the first group of electrodes and configured to excite the first group of electrodes sequentially using a spread spectrum signal; a plurality of signal sensors coupled to the second group of electrodes and configured to detect peaks and troughs of capacitive coupled signals at the second group of electrodes, the detecting being performed simultaneously for the crossover points along a current one of the first group of electrodes that is being excited; and a signal processing device configured to detect the touches on the touch panel and to determine touch positions and touch movements, based on the detected peaks and troughs of the capacitive coupled signals. | 08-26-2010 |
Wai Lam Cheng, New Territories HK
| Patent application number | Description | Published |
|---|---|---|
| 20100302770 | Light Tube - A light tube for producing light, which may be used in the light fittings, desk lamps, vehicle lights etc. The light tube comprises a plurality of segments arranged end to end along the end of the light tube. Each segment has a transparent or translucent rod | 12-02-2010 |
Wing Ling Cheng, Taipo HK
| Patent application number | Description | Published |
|---|---|---|
| 20090072982 | Health monitoring for power converter capacitors - A method for detecting a performance degradation of a capacitor in a power converter is disclosed. The method includes monitoring a voltage across the capacitor, detecting the performance degradation of the capacitor based on the monitored voltage, and generating a warning signal after detecting the performance degradation of the capacitor. A power converter is including at least one capacitor and a processor operably coupled to the at least one capacitor for monitoring a voltage across the at least one capacitor is also disclosed. The processor is configured for detecting a performance degradation of the capacitor based, at least in part, on the monitored voltage, and for generating a warning signal after detecting the performance degradation of the at least one capacitor. | 03-19-2009 |
| 20090072983 | Power converter with degraded component alarm - A power converter including a processor, at least one component whose health in the power converter will degrade over time, and at least one alarm is disclosed. The processor is configured for monitoring the health of the component over time, and for activating the alarm when the monitored health of the component reaches a threshold level. | 03-19-2009 |
| 20090072984 | Health monitoring for power converter components - A power converter including a processor and at least one component whose health in the power converter will degrade over time is disclosed. The processor is configured for monitoring the health of the component over time, and for generating a warning signal when the monitored health of the component reaches a threshold level. A method for monitoring the health of at least one component in a power converter is also disclosed. The method includes monitoring at least one performance characteristic of the power converter. The performance characteristic represents the health of the component. The method further includes comparing the monitored performance characteristic with stored data to determine whether the health of the component has reached a predetermined level, and generating a warning signal after determining the health of the component has reached the predetermined level. | 03-19-2009 |
| 20090284302 | CONTROL CIRCUITS AND METHODS FOR CONTROLLING SWITCHING DEVICES - A control circuit for controlling a switching device having a first terminal, a second terminal, and a control terminal is disclosed. The control circuit includes a first diode for coupling to the first terminal of the switching device, a second diode for coupling to the second terminal of the switching device, a first transistor for coupling to the control terminal of the switching device, and a second transistor coupled to the second diode. The first transistor is coupled to the first diode. The control circuit is configured to allow current flow in only one direction between the first and second terminals of the switching device. | 11-19-2009 |
| 20090284303 | CONTROL CIRCUITS AND METHODS FOR CONTROLLING SWITCHING DEVICES - An integrated circuit is disclosed. The integrated circuit includes first and second transistors, first and second diodes, a first pin connected to the first transistor, a second pin connected to the second transistor, a third pin connected to the first diode, and a fourth pin connected to the second diode. | 11-19-2009 |
| 20090285001 | CONTROL CIRCUITS AND METHODS FOR CONTROLLING SWITCHING DEVICES - A control circuit for controlling a switching device having a first terminal, a second terminal, and a control terminal is disclosed. The control circuit includes a first diode for coupling to the first terminal of the switching device, a second diode for coupling to the second terminal of the switching device, a first transistor for coupling to the control terminal of the switching device, and a second transistor coupled to the second diode. The first transistor is coupled to the first diode. The control circuit is configured to allow current flow in only one direction between the first and second terminals of the switching device. | 11-19-2009 |
Yin Fa Cheng, Kwai Chung HK
| Patent application number | Description | Published |
|---|---|---|
| 20110272619 | PREPARATION FOR APPLICATION ONTO A CELLULOSIC FABRIC OR TEXTILE MATERIAL AND TEXTILE ARTICLES COMPRISING SAME - A preparation for application onto a cellulosic fabric or textile material includes a blended mixture of wool particles or wool powder, and a binding agent. The functional additive is carried by the wool particles. The wool particles or wool powder is preferably of macrofibril size or below. Such a preparation exhibits exceptional functional additive-carrying and retention ability which enhances the durability of functional enhancements of a cellulosic fabric material. In another embodiment, the preparation includes a mixture of powdered bamboo fibre, carrier agents, and binding agents. Preferably, the non-charcoal fibrous bamboo powder is nano-sized having an ultrafine particle size, e.g., 1 μm or below. Fabric materials treated with ultrafine bamboo fibre powder have good moisture management properties. | 11-10-2011 |