Patents by Inventor Fa Wang

Fa Wang 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).

  • Publication number: 20160368107
    Abstract: The present invention is to provide an automatic steel bar coupling head making machine including a positioning mechanism, a transverse moving mechanism, a longitudinal moving mechanism, a processing mechanism assembly and a control mechanism, wherein, when a steel bar is positioned between two fixtures of the positioning mechanism and an end of the steel bar presses against a positioning detection rod of the processing mechanism assembly, the processing mechanism assembly sends a start signal to the control mechanism and, upon receipt of the start signal, the control mechanism drives the positioning mechanism, the transverse moving mechanism, the longitudinal moving mechanism and the processing mechanism assembly, for enabling the two fixtures to clamp the steel bar and then enabling the processing mechanism assembly to sequentially perform a first turning, a second turning and a thread rolling on peripheral edge of the steel bar adjacent to the end of the steel bar.
    Type: Application
    Filed: March 4, 2016
    Publication date: December 22, 2016
    Applicant: DER FUN PRESTRESSED METAL CO., LTD.
    Inventor: Tien-Fa WANG
  • Patent number: 9494843
    Abstract: A SMD type Fresnel LED micro flash light structure, which is adapted to a camera of a mobile phone, includes a housing, an array-type light source and a micro-cylindrical Fresnel lens. The housing has a bottom wall and a plurality of side walls, and defines a longitudinal direction and a width direction. The array-type light source is disposed on the bottom wall along the longitudinal direction. The micro-cylindrical Fresnel lens covers the housing, and includes a cylindrical plano-convex lens, and two teeth-shaped lens sections respectively arranged at two sides of the cylindrical plano-convex lens. Each teeth-shaped lens section has a plurality of bar teeth-shaped lenses. The cylindrical plano-convex lens and the bar teeth-shaped lenses are parallel to each other along the width direction. A central axis of the cylindrical plano-convex lens is corresponding to a central position of the array-type light source.
    Type: Grant
    Filed: June 19, 2015
    Date of Patent: November 15, 2016
    Assignee: LITE-ON SINGAPORE PTE. LTD.
    Inventor: You-Fa Wang
  • Patent number: 9495423
    Abstract: Query requests for RDF triples are obtained, wherein the query request(s) contain(s) at least one triple pattern; for each triple pattern, the corresponding elementary pattern is determined, and each triple pattern is converted to a weighted elementary pattern. The occurrence frequency of each elementary pattern is computed based on the weighted elementary patterns; at least one elementary pattern is chosen at least according to the occurrence frequency; and the RDF triples corresponding to the chosen at least elementary pattern are prefetched into the buffer. The corresponding apparatus is also provided. With the above method and apparatus, the frequently accessed RDF triples can be determined and prefetched into the buffer, which improves the query efficiency.
    Type: Grant
    Filed: October 9, 2013
    Date of Patent: November 15, 2016
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Yue Pan, Xing Zhi Sun, Qing Fa Wang, Shuo Wu, Lin Hao Xu
  • Publication number: 20160277625
    Abstract: An image capture device capable of uploading clear images via wireless transmission includes a central processing unit, an image capture unit electrically coupled to the central processing unit, an image memory unit, a clear image detection unit electrically coupled to the central processing unit, and a wireless transmission unit electrically coupled to the central processing unit and these units are operated together to upload clear images, particularly to upload clear images to an external storage device via wireless transmission.
    Type: Application
    Filed: March 17, 2015
    Publication date: September 22, 2016
    Inventors: CHEN-PING YANG, CHIN-FA WANG, SHIH-CHI CHANG
  • Patent number: 9442583
    Abstract: An optical mouse apparatus includes a light source circuit, a sensing circuit, and a processing circuit. The light source circuit is used for generating and emitting a light signal onto a surface so as to generate a light reflected signal. The sensing circuit is used for estimating an image offset of the optical mouse apparatus. The processing circuit is coupled to the light source circuit and the sensing circuit and used for generating and outputting a control signal to a terminal according to the image offset outputted by the sensing circuit. The sensing circuit is further used for detecting at least one of a moving speed or an offset direction of the image offset of the optical mouse apparatus, so as to dynamically determine whether to compress data of the image offset outputted to the processing circuit, for reducing data amount read by the processing circuit.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: September 13, 2016
    Assignee: PixArt Imaging Inc.
    Inventors: Yung-Chang Lin, Tsung-Fa Wang, Ching-Lin Chung
  • Publication number: 20160246161
    Abstract: A SMD type Fresnel LED micro flash light structure, which is adapted to a camera of a mobile phone, includes a housing, an array-type light source and a micro-cylindrical Fresnel lens. The housing has a bottom wall and a plurality of side walls, and defines a longitudinal direction and a width direction. The array-type light source is disposed on the bottom wall along the longitudinal direction. The micro-cylindrical Fresnel lens covers the housing, and includes a cylindrical plano-convex lens, and two teeth-shaped lens sections respectively arranged at two sides of the cylindrical plano-convex lens. Each teeth-shaped lens section has a plurality of bar teeth-shaped lenses. The cylindrical plano-convex lens and the bar teeth-shaped lenses are parallel to each other along the width direction. A central axis of the cylindrical plano-convex lens is corresponding to a central position of the array-type light source.
    Type: Application
    Filed: June 19, 2015
    Publication date: August 25, 2016
    Inventor: YOU-FA WANG
  • Publication number: 20160236699
    Abstract: A convertible hand truck includes a primary frame, a secondary frame and a linkage member. The primary frame has a hook member and a pair of wheels rotatably mounted thereon. The secondary frame has at least one caster rotatably mounted thereon. The linkage member has one end pivotally joined to the primary frame, and the other end pivotally joined to the secondary frame. In particular, the primary frame is movable into (a) a hand-truck position, generally parallel to the secondary frame, (b) a reclined-cart-position, generally positioned at a predetermined angle with respect to the secondary frame, and (c) a platform-cart position, generally perpendicular to the secondary frame. And while the primary frame is in the reclined-cart-position or the platform-cart position, the hook member of the primary frame secures the primary frame to the secondary frame, and the pair of wheels of the primary frame cooperates with the caster of the secondary frame to support the primary frame.
    Type: Application
    Filed: February 16, 2015
    Publication date: August 18, 2016
    Inventor: Wen-Fa Wang
  • Publication number: 20160230898
    Abstract: A two-input and two-output valve core structure comprises: a hood-shape outer shell, and a sway plate sleeve, a sway plate, a movable porcelain plate, and a fixed porcelain plate disposed therein. Wherein the hood-shape outer shell is provided with an upper passage port and a lower passage port. The movable porcelain plate includes a detachable upper movable plate and a detachable lower movable porcelain plate. The fixed porcelain plate includes a detachable upper fixed porcelain plate, a detachable lower fixed plate. A middle section of the sway plate is hinged onto the sway plate sleeve, an upper sway head of the sway plate is protruded out of the upper passage port of the hood-shape outer shell, while a lower sway head of the sway plate is extended into an upper opening of the upper movable plate.
    Type: Application
    Filed: January 15, 2016
    Publication date: August 11, 2016
    Inventors: Jin-Fa Wang, Rong-gui Zhang
  • Patent number: 9383866
    Abstract: An image sensing apparatus, comprising: a control unit; and an image sensor, wherein the control unit controls the image sensor to utilize a first image sensing region to sense a first image to output a first image signal in a first mode, wherein the control unit controls the image sensor to utilize a second image sensing region to sense a second image to output a second image signal in a second mode. The first image sensing region is smaller than a total image sensing region of the image sensor, and the second image sensing region is smaller than the first image sensing region.
    Type: Grant
    Filed: June 5, 2013
    Date of Patent: July 5, 2016
    Assignee: PixArt Imaging Inc.
    Inventors: Yung-Chang Lin, Tsung-Fa Wang, Ching-Lin Chung
  • Publication number: 20160145119
    Abstract: A water purification core valve includes a shell having a top opening and a bottom opening. A cam bushing, a cam, a movable tile and a stationary tile are mounted inside the shell. A central portion of the cam is pivotally mounted to the cam bushing and a top portion protrudes beyond the top opening of the shell and is connected to a handle. The movable tile has a cam opening formed through the movable tile for the bottom portion of the cam to be inserted therein. Five water paths formed through the stationary tile and the movable tile and are respectively connected with three water inputs and two water outputs. The water purification core valve is operated by pivoting the handle to align the water paths to corresponding water supply, thereby fulfilling control over three ways of water input and two ways of water output.
    Type: Application
    Filed: September 18, 2015
    Publication date: May 26, 2016
    Inventors: Jin-Fa Wang, Xi-Min Chen, Zhang-Sheng Li
  • Patent number: 9335841
    Abstract: A computer readable media having at least one program code recorded thereon. An interference image determining method can be performed when the program code is read and executed. The interference image determining method comprises: (a) controlling a light source to illuminate an object on a detecting surface to generate an image; (b) controlling a sensor to catch a current frame of the image; (c) utilizing an image characteristic included in the current frame to determine a interference image part of the current frame; and (d) updating a defined interference image according to the determined interference image part.
    Type: Grant
    Filed: July 30, 2012
    Date of Patent: May 10, 2016
    Assignee: PixArt Imaging Inc.
    Inventors: Hsin-Chia Chen, Yen-Min Chang, Yu-Hao Huang, Wen-Han Yao, Ching-Lin Chung, Yung-Chang Lin, Tsung-Fa Wang, Ming-Tsan Kao
  • Patent number: 9274999
    Abstract: There is provided a communication system including a transmission interface, a master device and a slave device. The transmission interface includes a TR/ACK channel configured to transmit a trigger signal and an acknowledge signal and a DA channel configured to transmit a normal data or a simplified data. The master device sends the trigger signal via the TR/ACK channel before data transmission begins. The slave device sends the normal data or the simplified data to the master device via the DA channel after receiving the trigger signal.
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: March 1, 2016
    Assignee: PIXART IMAGING INC.
    Inventors: Chun-Wei Chen, Yung-Chang Lin, Tsung-Fa Wang
  • Patent number: 9256364
    Abstract: A computer readable recording media comprising at least one program code recorded thereon, a touch control method is performed when the program code is read and executed. The touch control method comprises the following steps: (a) detecting location data for an object relative to a detecting surface to generate at least one displacement data; (b) storing the displacement data to a storage apparatus and outputting the stored displacement data to a target apparatus from the storage apparatus after storing the displacement data for a predetermined time period, when the object touches the detecting surface; and (c) cleaning the stored displacement data when the object leaves the detecting surface.
    Type: Grant
    Filed: June 6, 2013
    Date of Patent: February 9, 2016
    Assignee: PixArt Imaging Inc.
    Inventors: Yung-Chang Lin, Yu-Hao Huang, Tsung-Fa Wang, Ching-Lin Chung
  • Patent number: 9229545
    Abstract: An optical navigation apparatus and an optical navigation method are provided. The optical navigation apparatus includes a light source unit, an image sensing unit, and a processing unit, wherein the processing unit is electrically connected to the light source unit and the image sensing unit. The light source unit generates a beam of light. The image sensing unit captures a plurality of images within a time interval. The processing unit determines that the beam of light is projected onto a touch object according to the images, calculates a piece of displacement information related to the touch object according to the images, generates a comparison result by comparing the piece of displacement information with a threshold, and sets a displacement resolution of the optical navigation apparatus according to the comparison result.
    Type: Grant
    Filed: April 30, 2013
    Date of Patent: January 5, 2016
    Assignee: PIXART IMAGING INC.
    Inventors: Yu-Hao Huang, Ming-Tsan Kao, Ren-Hau Gu, Hsin-Chia Chen, Yung-Chang Lin, Tsung-Fa Wang
  • Publication number: 20150331510
    Abstract: The disclosure provides a touch control assembly, a method for controlling a device, a controller and an electronic device. The touch control assembly comprises: a touch pad and a controller. The touch pad is configured to detect a touch control operation on the touch pad, and send a touch control signal corresponding to the touch control operation to the controller. The controller is configured to analyze and determine the touch control operation according to the touch control signal, and control the electronic device according to the touch control operation and the operation state of the electronic device.
    Type: Application
    Filed: February 13, 2015
    Publication date: November 19, 2015
    Applicant: XIAOMI INC.
    Inventors: Chuan WANG, Chuangqi LI, I, Fa WANG, Hui WANG
  • Publication number: 20150276472
    Abstract: An electronic device including a substrate and an optoelectronic device package is provided. The optoelectronic device package includes a light source, an image sensor and a plurality of connecting pins. The light source is configured to emit light toward a direction of a bottom surface of the optoelectronic device package. The image sensor is configured to receive reflected light from the direction of the bottom surface. The connecting pins are bended toward an opposite direction of the direction of the bottom surface and electrically connected to the substrate thereby increasing a discharge path of the electrostatic discharge.
    Type: Application
    Filed: December 23, 2014
    Publication date: October 1, 2015
    Inventors: TSUNG-FA WANG, YEN-MIN CHANG, CHING-LIN CHUNG
  • Publication number: 20150272097
    Abstract: A fish attracting lamp device includes a rod with at least one fixing portion; at least one lamp frame with a connecting portion fixed to the fixing portion of the rod; a plurality of light sources fixed in the at least one lamp frame to produce light beams to attract fish and each being provided with a coolant input pipe and a coolant output pipe; and a cooling pipe set connected to the coolant input and output pipes of the light sources. A fish attracting lamp system in accordance with the present invention includes plural such fish attracting lamp devices, each of the fish attracting lamp devices has a pipeline inlet connected to a pipeline inlet of a neighboring fish attracting lamp device, and has a pipeline outlet connected to a pipeline outlet of another neighboring fish attracting lamp device.
    Type: Application
    Filed: July 3, 2014
    Publication date: October 1, 2015
    Inventors: Chih-Shen Lin, Ming-Chi Hung, Chien-Fa Wang
  • Publication number: 20150203136
    Abstract: A foldable luggage carrier includes a frame, a supporting tray and a pair of wheeled carriages. The tray has a pair of pivot brackets pivotally connected to two leg portions of the frame such that the tray is pivotable between a forwardly extended position and a fold-up position. Each of the pivot brackets includes a pair of opposed plates and a cam portion at a corner. Each of the wheeled carriages includes a wheel bracket having a sleeve bearing rotatably supported on the leg portions of the frame to permit the wheeled carriages to pivot between rearwardly extended positions and folded-in positions. The sleeve bearing has a guiding slope section at a bottom to interact with each cam portion of the pivot bracket in a manner such that the wheeled carriages automatically pivot to the folded-in positions and the rearwardly extended positions when the tray is moved between the fold-up position and the forwardly extended position.
    Type: Application
    Filed: January 20, 2014
    Publication date: July 23, 2015
    Inventors: Wen-Fa Wang, Jian-Wen Deng
  • Publication number: 20150208129
    Abstract: A method and a device for operating a television application are provided. The method includes: starting an application editing mode of a television; detecting whether a first icon displayed on a screen of the television is selected; if the first icon is selected, detecting whether a designated key on a remote controller of the television is pressed down; and if the designated key on the remote controller of the television is pressed down, moving the first icon, or adding a first application corresponding to the first icon into a folder.
    Type: Application
    Filed: October 27, 2014
    Publication date: July 23, 2015
    Inventors: Fa Wang, Chuangqi Li, Yujie Song
  • Patent number: 8979098
    Abstract: A foldable platform truck includes a platform, two wheel-connecting bars rotatably attached to the platform, a handle assembly, a handle release and locking mechanism for controlling the handle assembly, a pair of first gear members and a pair of second gear members. The handle release and locking mechanism has an actuator to be operated to allow the handle assembly to pivot between an upright position and a horizontal position. When the handle assembly is in the horizontal position, the wheels are folded up underneath the platform and lie horizontally with respect thereto. And, when the handle assembly is pulled away from the platform to the upright position, the first gear members engage and turn the second gear members, resulting in the wheel-connecting bars rotating to fold out the wheels from underneath the platform toward an eventual perpendicular position with respect to the underside of the platform.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: March 17, 2015
    Inventors: Wen-Fa Wang, Jian-Wen Deng, Jia-Chao Chen