Patents by Inventor Meng Tsung Wu
Meng Tsung Wu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20220024176Abstract: The present disclosure discloses an antimicrobial tape comprising a tape layer, a connection layer, and an antimicrobial layer. The connection layer is disposed on the tape layer, and the connection layer consists of angstrom-level silicon dioxide. The antimicrobial layer is disposed on the connection layer. The tape layer and the antimicrobial layer are connected by the connection layer consisting of angstrom-level silicon dioxide to increase the connection strength between the tape layer and the antimicrobial layer. The tape layer may be used to cover a surface of an object, and the antimicrobial layer is located on an outer surface. Therefore, after a user touching and using the object, the object has been sterilized through the antimicrobial layer of the antimicrobial tape.Type: ApplicationFiled: December 22, 2020Publication date: January 27, 2022Applicant: SENSE-TECH INNOVATION COMPANYInventors: Meng-Tsung WU, Kuo-Yuan LING, Wei-Yao LING, Chien-Tai FANG
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Patent number: 8967401Abstract: A supporting base for an angle iron post includes an angle bar and a column. The angle bar has two walls arranged at right angle to each other to be attached to two respective walls of the angle iron post. The column is disposed in between the two walls of the angle bar and has an upper small-diameter section, a lower large-diameter section and a shoulder defined at the junction between the upper small-diameter section and the lower large-diameter section. As such, the two walls of the angle iron post are allowed to be rested on the shoulder of the column and held in position between the walls of the angle bar and the upper small-diameter section of the column.Type: GrantFiled: October 17, 2013Date of Patent: March 3, 2015Inventor: Meng-Tsung Wu
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Patent number: 8933883Abstract: A light-pointing device generates a light beam, and converts the light beam into a flicker mode with the function selection keys. Different function selection keys trigger different flicker frequencies. The dotted image of the light beam is formed in a plurality of frames detected by the tracking receiver. The tracking receiver determines the start of a specific function according to the frequency of occurrence or the interval mode of the dotted image in the plurality of successive frames.Type: GrantFiled: October 30, 2006Date of Patent: January 13, 2015Assignee: Pixart Imaging, Inc.Inventor: Meng-Tsung Wu
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Publication number: 20140110366Abstract: A supporting base for an angle iron post includes an angle bar and a column. The angle bar has two walls arranged at right angle to each other to be attached to two respective walls of the angle iron post. The column is disposed in between the two walls of the angle bar and has an upper small-diameter section, a lower large-diameter section and a shoulder defined at the junction between the upper small-diameter section and the lower large-diameter section. As such, the two walls of the angle iron post are allowed to be rested on the shoulder of the column and held in position between the walls of the angle bar and the upper small-diameter section of the column.Type: ApplicationFiled: October 17, 2013Publication date: April 24, 2014Inventor: Meng-Tsung Wu
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Patent number: 8638398Abstract: A cursor control method for controlling a cursor on an image display includes: providing at least two reference points for generating light of a predetermined spectrum and defining a predetermined area; providing an image sensor pointing inside the predetermined area; receiving the light of the predetermined spectrum by the image sensor to form a digital image; identifying positions and shapes of the images of the reference points on the digital image to form a first parameter; performing distance and angle compensations on the first parameter; moving the aiming point of the image sensor inside the predetermined area to form a second parameter; and calculating an displacement of the images of the reference points on the digital image according to the compensated first and second parameters so as to accordingly control the cursor. The present invention further provides a cursor control apparatus.Type: GrantFiled: January 13, 2012Date of Patent: January 28, 2014Assignee: PixArt Imaging, Inc.Inventors: Tzu Yi Chao, Meng Tsung Wu, Hsin Chia Chen, Chih Hsin Lin, Chang Che Tsai, Chao Chien Huang, Yi Fang Lee
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Patent number: 8300011Abstract: A pointer positioning device for positioning an aiming point on a display screen of an image display comprises at least one auxiliary point, an image sensor and an optical filter. The auxiliary point is disposed at the peripheral of the display screen for generating a predetermined spectrum. The image sensor receives signals of the predetermined spectrum generated by the auxiliary point. The optical filter is disposed in front of the image sensor for filtering out spectrum outside the predetermined spectrum such that the image sensor can merely sense the signals of the predetermined spectrum, wherein the auxiliary point is utilized as a reference point for correcting an initial setup and positioning the aiming point so as to position the aiming point inside a predetermined range on the display screen. The present invention also provides a pointer positioning method adapted to the pointer positioning device.Type: GrantFiled: May 4, 2007Date of Patent: October 30, 2012Assignee: PixArt Imaging Inc.Inventors: Tzu Yi Chao, Meng Tsung Wu, Chih Hsin Lin, Hsin Chia Chen, Chao Chien Huang, Hsuan Hsien Lee, Yi Fang Lee
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Patent number: 8184211Abstract: A quasi analog knob control method for controlling a function status of a display device by imitating the rotation of an analog knob includes providing at least two reference points for generating light of a predetermined spectrum and defining a predetermined area; providing an image sensor to point inside the predetermined area; receiving the light of the predetermined spectrum by the image sensor to form a digital image; identifying image positions of the reference points on the digital image and obtaining a first parameter; rotating the image sensor for imitating the rotation of the analog knob and obtaining a second parameter; and calculating a rotation angle difference between the first and the second parameters to control the function status of the display device accordingly.Type: GrantFiled: January 22, 2008Date of Patent: May 22, 2012Assignee: Pixart Imaging Inc.Inventor: Meng Tsung Wu
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Publication number: 20120113000Abstract: A cursor control method for controlling a cursor on an image display includes: providing at least two reference points for generating light of a predetermined spectrum and defining a predetermined area; providing an image sensor pointing inside the predetermined area; receiving the light of the predetermined spectrum by the image sensor to form a digital image; identifying positions and shapes of the images of the reference points on the digital image to form a first parameter; performing distance and angle compensations on the first parameter; moving the aiming point of the image sensor inside the predetermined area to form a second parameter; and calculating an displacement of the images of the reference points on the digital image according to the compensated first and second parameters so as to accordingly control the cursor. The present invention further provides a cursor control apparatus.Type: ApplicationFiled: January 13, 2012Publication date: May 10, 2012Applicant: PIXART IMAGING INC.Inventors: Tzu Yi CHAO, Meng Tsung WU, Hsin Chia CHEN, Chih Hsin LIN, Chang Che TSAI, Chao Chien HUANG, Yi Fang LEE
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Patent number: 8169550Abstract: A cursor control method for controlling a cursor on an image display includes: providing at least two reference points for generating light of a predetermined spectrum and defining a predetermined area; providing an image sensor pointing inside the predetermined area; receiving the light of the predetermined spectrum by the image sensor to form a digital image; identifying positions and shapes of the images of the reference points on the digital image to form a first parameter; performing distance and angle compensations on the first parameter; moving the aiming point of the image sensor inside the predetermined area to form a second parameter; and calculating an displacement of the images of the reference points on the digital image according to the compensated first and second parameters so as to accordingly control the cursor. The present invention further provides a cursor control apparatus.Type: GrantFiled: December 27, 2007Date of Patent: May 1, 2012Assignee: Pixart Imaging Inc.Inventors: Tzu Yi Chao, Meng Tsung Wu, Hsin Chia Chen, Chih Hsin Lin, Chang Che Tsai, Chao Chien Huang, Yi Fang Lee
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Patent number: 8125574Abstract: A remote controller for controlling a display device includes a first image sensor, a processing unit and an activation mechanism. The first image sensor is for sensing an object and forming a digital image. The processing unit is coupled to the first image sensor for calculating image variations of the object on the digital image, correspondingly controlling the display device according to the image variations and deactivating the first image sensor after the remote controller is idle for a predetermined period of time. The activation mechanism is coupled to the first image sensor for re-activating the deactivated first image sensor.Type: GrantFiled: October 19, 2007Date of Patent: February 28, 2012Assignee: PixArt Imaging Inc.Inventors: Meng Tsung Wu, Chih Hung Lu, Chao Chien Huang
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Publication number: 20090161026Abstract: A remote controller for controlling a display device includes a first image sensor, a processing unit and an activation mechanism. The first image sensor is for sensing an object and forming a digital image. The processing unit is coupled to the first image sensor for calculating image variations of the object on the digital image, correspondingly controlling the display device according to the image variations and deactivating the first image sensor after the remote controller is idle for a predetermined period of time. The activation mechanism is coupled to the first image sensor for re-activating the deactivated first image sensor.Type: ApplicationFiled: October 19, 2007Publication date: June 25, 2009Applicant: PIXART IMAGING INC.Inventors: Meng Tsung Wu, Chih Hung Lu, Chao Chien Huang
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Publication number: 20080174702Abstract: A quasi analog knob control method for controlling a function status of a display device by imitating the rotation of an analog knob includes providing at least two reference points for generating light of a predetermined spectrum and defining a predetermined area; providing an image sensor to point inside the predetermined area; receiving the light of the predetermined spectrum by the image sensor to form a digital image; identifying image positions of the reference points on the digital image and obtaining a first parameter; rotating the image sensor for imitating the rotation of the analog knob and obtaining a second parameter; and calculating a rotation angle difference between the first and the second parameters to control the function status of the display device accordingly.Type: ApplicationFiled: January 22, 2008Publication date: July 24, 2008Applicant: PIXART IMAGING INC.Inventor: Meng Tsung WU
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Publication number: 20080158436Abstract: A cursor control method for controlling a cursor on an image display includes: providing at least two reference points for generating light of a predetermined spectrum and defining a predetermined area; providing an image sensor pointing inside the predetermined area; receiving the light of the predetermined spectrum by the image sensor to form a digital image; identifying positions and shapes of the images of the reference points on the digital image to form a first parameter; performing distance and angle compensations on the first parameter; moving the aiming point of the image sensor inside the predetermined area to form a second parameter; and calculating an displacement of the images of the reference points on the digital image according to the compensated first and second parameters so as to accordingly control the cursor. The present invention further provides a cursor control apparatus.Type: ApplicationFiled: December 27, 2007Publication date: July 3, 2008Applicant: PIXART IMAGING INC.Inventors: Tzu Yi CHAO, Meng Tsung Wu, Hsin Chia Chen, Chih Hsin Lin, Chang Che Tsai, Chao Chien Huang, Yi Fang Lee
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Publication number: 20070273646Abstract: A pointer positioning device for positioning an aiming point on a display screen of an image display comprises at least one auxiliary point, an image sensor and an optical filter. The auxiliary point is disposed at the peripheral of the display screen for generating a predetermined spectrum. The image sensor receives signals of the predetermined spectrum generated by the auxiliary point. The optical filter is disposed in front of the image sensor for filtering out spectrum outside the predetermined spectrum such that the image sensor can merely sense the signals of the predetermined spectrum, wherein the auxiliary point is utilized as a reference point for correcting an initial setup and positioning the aiming point so as to position the aiming point inside a predetermined range on the display screen. The present invention also provides a pointer positioning method adapted to the pointer positioning device.Type: ApplicationFiled: May 4, 2007Publication date: November 29, 2007Applicant: PIXART IMAGING INC.Inventors: Tzu Yi CHAO, Meng Tsung WU, Chih Hsin LIN, Hsin Chia CHEN, Chao Chien HUANG, Hsuan Hsien LEE, Yi Fang LEE
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Publication number: 20070188447Abstract: A light-pointing device generates a light beam, and converts the light beam into a flicker mode with the function selection keys. Different function selection keys trigger different flicker frequencies. The dotted image of the light beam is formed in a plurality of frames detected by the tracking receiver. The tracking receiver determines the start of a specific function according to the frequency of occurrence or the interval mode of the dotted image in the plurality of successive frames.Type: ApplicationFiled: October 30, 2006Publication date: August 16, 2007Applicant: PIXART IMAGING, Inc.Inventor: Meng-Tsung WU
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Publication number: 20070155502Abstract: A device for motion tracking includes at least one object for reflecting light, an optical signal transmitting/receiving unit and a calculating/processing unit. The object includes a surface, a first reflecting pattern and a second reflecting pattern, wherein the first reflecting pattern and the second reflecting pattern are respectively located on the surface, and the first reflecting pattern is different from the second reflecting pattern. The optical signal transmitting/receiving unit transmits infrared light and receives the infrared light reflected by the object so as to form a plurality of pixel signals. The calculating/processing unit is electrically connected to the optical signal transmitting/receiving unit for calculating and processing the correlative pixel signals.Type: ApplicationFiled: August 23, 2006Publication date: July 5, 2007Applicant: PIXART IMAGING INC.Inventor: Meng Tsung WU
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Patent number: D945517Type: GrantFiled: March 6, 2020Date of Patent: March 8, 2022Inventor: Meng-Tsung Wu