Hung, HK
Chi Ping Hung, Kwai Chung HK
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20140027068 | BOND HEAD FOR THERMAL COMPRESSION DIE BONDING - A bond head for thermal compression die bonding comprises a collet operative to support a die on a first side of the collet during die bonding and a bond head heater located on a second side of the collet opposite to the first side for heating the collet and the die. A die vacuum suction hole on the bond head heater applies a vacuum suction force to hold the collet, and a collet vacuum suction hole on the bond head heater applies a vacuum suction force to hold the die. At least one vacuum distribution channel that is formed on the second side of the collet is in fluid communication with the collet vacuum suction hole and distributes the vacuum suction force across a surface of the second side of the collet for securing the collet. | 01-30-2014 |
Chow Hung, Tai Po HK
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20100251505 | CLEANING APPLIANCE HAVING MULTIPLE FUNCTIONS - A cleaning appliance is capable of performing two or more cleaning functions. The cleaning appliance may include a vacuum cleaner and a steam cleaner such that a user can vacuum a floor prior to steam cleaning the floor. | 10-07-2010 |
Chun Kit Hung, San Po Kong HK
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20090167670 | METHOD OF DETERMINING LUMINANCE VALUES FOR A BACKLIGHT OF AN LCD PANEL DISPLAYING AN IMAGE - A controller for a backlight for a liquid crystal display (LCD) panel has at least two methods for determining illumination value for the backlight. The controller selects between the two methods based on properties of the image being displayed. The properties of the image include its color and its intensity. | 07-02-2009 |
Chun Kit Hung, Kowloon HK
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20080238731 | METHOD AND APPARATUS FOR DEBINARIZATION OF DIGITAL VIDEO DATA DURING DECODING - A debinarizer and a hardware-based method for debinarizing a binary bit stream into symbols comprising predefined binary sequences are disclosed in which predefined binary sequences and their corresponding symbols are represented as tree structures. A binary sequence is debinarized by traversing one of the tree structures to determine a corresponding symbol. Similar tree structures may be combined to form a single tree structure. The tree structures may be implemented as a finite state machine. | 10-02-2008 |
20080240234 | HIGH SPEED CONTEXT MEMORY IMPLEMENTATION FOR H.264 - Disclosed is a context modeller ( | 10-02-2008 |
20090160877 | METHOD AND APPARATUS FOR ENHANCING AN IMAGE DISPLAYED ON AN LCD DEVICE - A method and apparatus for image enhancement in a display illuminated by a lighting device. Enhancement is via use of a non-linear mapping function. An illumination level for the lighting device is determined and used with the mapping function to find a compensation factor for each pixel of the image. The brightness property of each pixel is adjusted by its compensation factor. | 06-25-2009 |
Fok Shek Hung, Kowloon HK
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20110047837 | CARD HOLDER - A card holder ( | 03-03-2011 |
20110128724 | ELECTRIC TORCH - An electric torch ( | 06-02-2011 |
Kenneth Wai Ming Hung, Hong Kong Science Park HK
Patent application number | Description | Published |
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20080204952 | ELECTROSTATIC DISCHARGE PROTECTION CIRCUIT FOR HIGH VOLTAGE INPUT PAD - An electrostatic discharge protection circuit includes a high-voltage supply terminal (VDD), an input/output (IO) pad, and a first shunting transistor that can discharge electrostatic charges between the IO pad and VDD in response to a control signal. A trigger circuit can output the control signal in response to an electrostatic voltage between the IO pad and VDD. The electrostatic discharge protection circuit also includes a first group of serially connected diodes, which includes a first end connected to the IO pad and a second end configured to supply power to the trigger circuit. | 08-28-2008 |
20080231346 | CHARGE PUMP CIRCUIT WITH DYNAMIC CURENT BIASING FOR PHASE LOCKED LOOP - A charge pump circuit includes a first PMOS transistor, a first NMOS transistor connected with the first PMOS transistor at a CPOUT node that is configured to provide an output signal from the charge pump circuit, and a second PMOS transistor connected between a high-voltage supply terminal (VDD) and the first PMOS transistor. The second PMOS transistor can provide a current IUP to the first PMOS transistor. A capacitor is connected to VDD and the gate of the second PMOS transistor. The charge pump circuit also includes an operational amplifier having its negative input and its output connected to the gate of the second PMOS transistor, and its positive input connected to the CPOUT node. | 09-25-2008 |
Kenneth Wai Ming Hung, Pak Shek Kok HK
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20090021313 | VOLTAGE CONTROLLED OSCILLATOR CAPABLE OF OPERATING IN A WIDE FREQUENCY RANGE - A voltage controlled oscillator includes a first NMOS transistor having a base terminal configured to receive an input signal INP and a drain terminal connected to an output node OUTN, a second NMOS transistor having a base terminal configured to receive an input signal INN and a drain terminal connected to an output node OUTP, a third NMOS transistor having a source terminal connected to a low voltage supply VSS and a drain terminal connected to source terminals of the first NMOS transistor and the second NMOS transistor. A first PMOS transistor includes a base terminal connected to the output node OUTP and a drain terminal connected to the output node OUTN. A second PMOS transistor includes a base terminal connected to the output node OUTN and a drain terminal connected to the output node OUTP. | 01-22-2009 |
20090091871 | ELECTROSTATIC DISCHARGE PROTECTION FOR A CIRCUIT CAPABLE OF HANDLING HIGH INPUT VOLTAGE - An electrostatic discharge protection circuit includes a first NMOS transistor and a second NMOS transistor cascode-connected between a high-voltage supply terminal (VDD) and an input pad (PAD), a third NMOS transistor and a fourth NMOS transistor cascode-connected between PAD and a low-voltage supply terminal (VSS), a first capacitor connected between VDD and a node VT that is connected to gate terminals of the second NMOS transistor and the third NMOS transistor, a second capacitor connected between the node VT and PAD, and a diode connected between VDD and the node VT. | 04-09-2009 |
Kin Yik Hung, Kwai Chung HK
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20090195088 | APPARATUS FOR GENERATING AMPLIFIED COOLING AIR FLOWS - A linear motor comprising a coil assembly and a magnet assembly is provided with a cooling apparatus which comprises a segmented air knife assembly. The segmented air knife assembly has a plurality of slot openings distributed along its length which is coupled to the linear motor and it is operative to discharge cooling air into a gap between the coil assembly and magnet assembly in a discharge direction. An inclined surface extends from the plurality of slot openings and slopes at an obtuse angle away from the discharge direction of the cooling air. Each slot opening is individually configured to discharge the cooling air in the discharge direction at a sufficient velocity so as to entrain atmospheric air along the inclined surface to amplify the cooling air that is so discharged. | 08-06-2009 |
20140027068 | BOND HEAD FOR THERMAL COMPRESSION DIE BONDING - A bond head for thermal compression die bonding comprises a collet operative to support a die on a first side of the collet during die bonding and a bond head heater located on a second side of the collet opposite to the first side for heating the collet and the die. A die vacuum suction hole on the bond head heater applies a vacuum suction force to hold the collet, and a collet vacuum suction hole on the bond head heater applies a vacuum suction force to hold the die. At least one vacuum distribution channel that is formed on the second side of the collet is in fluid communication with the collet vacuum suction hole and distributes the vacuum suction force across a surface of the second side of the collet for securing the collet. | 01-30-2014 |
Peter M.h. Hung, Kowloon HK
Patent application number | Description | Published |
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20130051896 | MARKER - The utility pertains to stationery, and relates to markers. The marker comprises a shank and a cap fitting over the shank, the front of the shank has a nib, the end of the shank has two grooves in its two sides, and one side of the cap has a fastener. The marker is cuboid according to the utility model, so it is easy to arrange. One or more caps of the markers of the utility model can be connected together to form a cuboid marker, which is stable and comfortable to hold. The markers also can be connected to pack away and carry. | 02-28-2013 |
Wan-Hoi Gilbert Hung, Kwun Tong HK
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20130291359 | METHOD AND MACHINE FOR AUTOMATICALLY FABRICATING ZIPPERS - The present invention discloses a method and machine for automatically fabricating zippers. The method comprises steps: parallel placing two tapes on the machine, injection-molding a plurality of plastic teeth on two opposite edges of the tapes, leaving untoothed blank regions on the tapes periodically, and applying plastic films onto the tapes; transporting the filmed tapes to a punching device to punch a positioning hole on each blank region; inserting each section of the plastic teeth, which is between two adjacent blank regions, into at least one slider, and using the positioning holes as reference points to injection-mold a plurality of bayonets on the blank regions respectively, wherein each positioning hole corresponds to a set of bayonets; and cutting off the tapes at the blank regions to obtain a plurality of zippers. | 11-07-2013 |
William Fu Man Hung, Kowloon HK
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20080228298 | PORTABLE MULTI-MEDIA DEVICE - A portable multi-media device, preferably a hand held device used to capture digital images, digital video, and audio. The portable multi-media device comprising a sensor, operation members, an integral display, a speaker, a microphone, a memory card, and an integrated circuit. The portable multi-media device further has the capability to manipulate and edit data captured by the sensor and microphone and to organize and access the data based on user inputs. In addition to executing functions on the integral display, the device may also communicate with a personal computer or external display for interaction thereon. | 09-18-2008 |
Yuen Hung, Causeway Bay HK
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20150122791 | ADAPTIVE ELECTROTHERMAL SYSTEM AND ELECTROTHERMAL APPAREL - An adaptive electrothermal system and an electrothermal apparel are provided. The adaptive electrothermal system comprises a controller, a step-down regulator, a power controller and a load. An input of the controller is configured to receive an input voltage, a first output of the controller is configured to output an input voltage higher than an operating voltage of the load to the step-down regulator, a second output of the controller is configured to output an input voltage lower than or equal to the operating voltage of the load to the power controller, the step-down regulator steps the received input voltage down to a voltage equal to the operating voltage of the load and outputs the stepped-down voltage to the power controller, and the power controller outputs the input voltage it receives to the corresponding load according to a load control signal from the controller. The present invention can receive several input voltages at the same time and provide operating voltages for a plurality of loads at the same time, and has good flexibility and high reliability. | 05-07-2015 |