Patents by Inventor Jung-Wen Chang

Jung-Wen Chang 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).

  • Patent number: 7239791
    Abstract: A light guide mechanism includes a surface member, a bottom member, a connecting member and a light source. The connecting member is used to connect the surface member and the bottom member. The bottom member has a first side and a second side, and the light source faces the first side and is separated from the first side by a distance of 11 mm˜15 mm. The light source is also separated from the top surface by a distance of 10 mm˜15 mm. The first side is covered by a diffusion material to diffuse the light from the light source and the second side is covered by an aluminum material to prevent the light source from being diffused.
    Type: Grant
    Filed: September 21, 2006
    Date of Patent: July 3, 2007
    Assignee: Quanta Computer Inc.
    Inventors: Jung-Wen Chang, Wen-Ji Tsai, Wan-Chi Lin
  • Publication number: 20070138369
    Abstract: A support apparatus includes a base portion, a rotation shaft and a bracket portion. The base portion is attached to a device. The bracket portion is coupled to the base portion by inserting the rotation shaft through the bracket portion and the base portion, and the rotation shaft is perpendicular to the base portion. The bracket portion is rotatable using the rotation shaft as a pivot. The bracket portion includes a hinge, a rotation shaft and a stand. The hinge is secured to the base portion by the rotation shaft. The rotation shaft is inserted into the hinge and the rotation shaft is perpendicular to the rotation shaft. The stand is coupled with the two ends of the rotation shaft. The stand supports the device with a predetermined angle between them. The stand can be rotatable so that the device stands relying upon either one of the four sides and the stand.
    Type: Application
    Filed: March 23, 2006
    Publication date: June 21, 2007
    Inventors: Jung-Wen Chang, Chun-Feng Lai
  • Patent number: 7192294
    Abstract: A connector set of notebook computer is provided. The connector set includes a power supply connector, a host connector, a battery connector and a battery recess connector. The host connector is fixed on the notebook computer and electrically connected to the power supply connector. The battery connector is removably disposed on the notebook computer. The battery recess connector is fixed in a battery recess of the notebook computer. The battery connector is capable of being electrically connected to both battery recess connector and the power supply connector. That is, the battery connector of the invention is selectively connected to the battery recess connector or the power supply connector. Thus, the battery may be charged when disposed in the computer recess or alternatively may be removed from the computer recess and charged directly through the power supply connector.
    Type: Grant
    Filed: December 13, 2005
    Date of Patent: March 20, 2007
    Assignee: Quanta Computer Inc.
    Inventors: Sheng-Feng Chen, Jung-Wen Chang
  • Publication number: 20070047185
    Abstract: A keyboard for storing a remote controller, including a pusher that is slidable within a space underneath the keyboard, an elastomer disposed within the space for pressing against one end of the pusher, a controller shaped to match contours of the space and having a tongue provided thereon, and a hook disposed within the space for detachably connecting to the tongue, whereby the hook is selectively connected to or separated from the tongue via the elastomer and the pusher when the controller is completely inserted into or ejected out of the space.
    Type: Application
    Filed: March 2, 2006
    Publication date: March 1, 2007
    Inventors: Shih-Yun Lee, Jung-Wen Chang
  • Publication number: 20070030586
    Abstract: A hard-disk protection apparatus is coupled to a hard disk applied to an electronic apparatus. The hard-disk protection apparatus includes a sensor and a circuit breaking device. The sensor is for sensing an acceleration of the hard disk as the hard disk is moved by an external force. The circuit breaking device determines whether to cut off the power supply from the electronic apparatus to the hard disk according to the magnitude of the acceleration.
    Type: Application
    Filed: May 8, 2006
    Publication date: February 8, 2007
    Applicant: QUANTA COMPUTER INC.
    Inventors: Cheng-Pu Chu, Tai-Shing Wan, Jung-Wen Chang
  • Publication number: 20070030253
    Abstract: A touch scroller for a display is described. The touch scroller has a touch pad disposed beside the display to scroll the displaying image of the display. The touch pad may be constituted by an L-shaped touch pad and disposed at the corner of the display. The touch scroller can control the displayed image of the display by a user's finger without any additional tool. Accordingly, the touch scroller can be manufactured under lower cost and improve the operability of the display as compared to stylus-operated scrollers.
    Type: Application
    Filed: December 5, 2005
    Publication date: February 8, 2007
    Inventors: Cheng-Pu Chu, Jung-Wen Chang
  • Publication number: 20070006966
    Abstract: A printed plastic film is placed on a composite sheet material. Then, both of the printed plastic film and the composite sheet material are put in a mold. The mold is closed and heated to soften the composite sheet material, so that the composite sheet material and the printed plastic film can be attached together to form the product. After opening the mold, the product having an ornamental surface can be obtained.
    Type: Application
    Filed: June 1, 2006
    Publication date: January 11, 2007
    Inventors: Ching-Cheng Wang, Chao-Hung Lin, Jung-Wen Chang
  • Patent number: 7148877
    Abstract: A liquid crystal display with optical disk drive control functions is described. The liquid crystal display is utilized in a notebook/tablet dual-purpose computer. The liquid crystal display has a liquid crystal display panel, a plurality of control buttons, and an option determining device. The control buttons can directly control the optical disk drive to play an optical disk content on the liquid crystal display panel after the control functions of the control buttons are set by the option determining device. The option determining device is capable of switching within predetermined working functions of the liquid crystal display. The computer is capable of playing the optical disk content as a central processing unit thereof shuts down. The option determining device further includes an option controller and an option inductor to switch the liquid crystal display to a handwriting input panel and set the functions of the control buttons.
    Type: Grant
    Filed: September 10, 2003
    Date of Patent: December 12, 2006
    Assignee: Quanta Computer, Inc.
    Inventors: Jung-Wen Chang, Wen-Hsiang Chen
  • Publication number: 20060219380
    Abstract: A slide block comprises a body, a block core and a fastener. The body comprises an angular hole formed on a first body surface thereof. The block core is detachably fixed on the body. The block core comprises a first core surface and a mold pattern, and the mold pattern is formed on the first core surface. The fastener detachably connects the block core to the body.
    Type: Application
    Filed: October 21, 2005
    Publication date: October 5, 2006
    Inventors: Ching-Cheng Wang, Jung-Wen Chang, Chao-Hung Lin
  • Publication number: 20060204323
    Abstract: A torque changeable pivot is described. The torque changeable pivot includes a cylinder, a spindle, and a pin. The cylinder further includes a cylinder shell and the spindle further includes a first rotational portion and a second rotational portion. A peripheral surface of the first rotational portion couples to an inner surface of the cylinder shell and the first rotational portion further includes a first coupling member eccentrically disposed on the first rotational portion. A peripheral surface of the second rotational portion couples to the inner surface of the cylinder shell and the second rotational portion further includes a second coupling member eccentrically disposed on the second rotational portion. When the first coupling member is aligned with the second coupling member and the pin is inserted into the first coupling member and the second coupling member, the first rotational portion and the second rotational portion are combined together.
    Type: Application
    Filed: June 28, 2005
    Publication date: September 14, 2006
    Inventors: Wen-Ji Tsai, Jung-Wen Chang
  • Publication number: 20060203444
    Abstract: A connector set of notebook computer is provided. The connector set includes a power supply connector, a host connector, a battery connector and a battery recess connector. The host connector is fixed on the notebook computer and electrically connected to the power supply connector. The battery connector is removably disposed on the notebook computer. The battery recess connector is fixed in a battery recess of the notebook computer. The battery connector is capable of being electrically connected to both battery recess connector and the power supply connector. That is, the battery connector of the invention is selectively connected to the battery recess connector or the power supply connector. Thus, the flexibility and convenience of the connector is largely increased.
    Type: Application
    Filed: December 13, 2005
    Publication date: September 14, 2006
    Inventors: Sheng-Feng Chen, Jung-Wen Chang
  • Publication number: 20060181844
    Abstract: A mouse storage device for a computer comprises a hatch and a storage area. The storage area is located on a computer and comprises an open end and at least one elastic element. When the hatch is in an open position, a mouse stored therein is ejected from the storage area via elasticity produced by the elastic element. When the hatch is closed, the mouse can be stored in the storage area. A computer comprises a host and the mouse storage device as above.
    Type: Application
    Filed: June 1, 2005
    Publication date: August 17, 2006
    Inventors: Cheng-Pu Chu, Jung-Wen Chang
  • Publication number: 20060181512
    Abstract: A mouse comprises a body and a supportive housing. The supportive housing is disposed on the body and shifted between a first position and a second position, wherein when the supportive housing is in the first position, the supportive housing contacts and supports the palm of a user.
    Type: Application
    Filed: September 26, 2005
    Publication date: August 17, 2006
    Inventors: Ching-Cheng Wang, Jung-Wen Chang
  • Publication number: 20060158153
    Abstract: A current adapting and rechargeable device is provided. The current adapting and rechargeable device includes a rechargeable unit, a current adapting unit and a charging circuit. The current adapting unit is for receiving a first current from a power source and outputting a second current accordingly. The charging circuit is electrically connected to the rechargeable unit and the current adapting unit, respectively. The charging circuit is for receiving and utilizing the second current to charge the rechargeable unit when the charge of the rechargeable unit is not full.
    Type: Application
    Filed: October 11, 2005
    Publication date: July 20, 2006
    Inventor: Jung-Wen Chang
  • Publication number: 20060099378
    Abstract: A method for connection between composite material and the step of method between composite material comprises (a) gluing a fixing element to a mold and generating a gap between the fixing element and the mold, (b) filling a liquid epoxy in the gap, (c) contacting a composite material with the fixing element and the liquid epoxy simultaneously, (d) solidifying the liquid epoxy, and (e) separating the mold from the fixing element. Connection structure between composite materials comprises a fixing element, an epoxy, and a composite material. The fixing element comprises a first contact surface. The composite material comprises a second contact surface. The first and the second connect surface connecting each other via the epoxy are not adhered by the epoxy.
    Type: Application
    Filed: May 27, 2005
    Publication date: May 11, 2006
    Inventors: Ching-Cheng Wang, Chao-Hung Lin, Jung-Wen Chang
  • Publication number: 20060089010
    Abstract: A connector assembly includes a plurality of connectors packed together. Plug surfaces of connectors can either be arranged on one side or on two opposite sides. The connector assembly can have a plurality of connectors manufactured in one housing. The plug surfaces on the same side can be positioned on one surface or on different surfaces.
    Type: Application
    Filed: May 6, 2005
    Publication date: April 27, 2006
    Inventor: Jung-Wen Chang
  • Publication number: 20060050478
    Abstract: The invention provides a slim type optical storage drive for use in notebook computers. The inventive drive has no housing and is thereby slimmer than a conventional drive. The core of the drive comprises a control circuit board, a tray and a fixing portion for fixing the drive in a notebook computer. The core of the drive, while disposed in the notebook computer, is protected by the notebook computer rather than a housing. A notebook computer, provided with a slim type optical storage drive of the invention, is lighter, slimmer, and less expensive.
    Type: Application
    Filed: May 4, 2005
    Publication date: March 9, 2006
    Inventors: Cheng-Pu Chu, Jung-Wen Chang
  • Publication number: 20060039104
    Abstract: The invention provides a notebook computer with a adjustable monitor. The notebook computer includes a host, a monitor, and a connecting device connecting the host and the monitor. The connecting device functions allows the monitor to be positioned freely with respect to the host. The display can, accordingly, be viewed at a proper distance with a comfortable visual angle in different environments.
    Type: Application
    Filed: May 23, 2005
    Publication date: February 23, 2006
    Inventors: Chen-Yu Wang, Jung-Wen Chang
  • Patent number: 6912122
    Abstract: A rotatable display fixing module is described. The rotatable display fixing module has a first rotational device, a second rotational device, a fixing switch and an auxiliary fixing stud. The first rotational device rotatably connects with a display and the second rotational device. The fixing switch and the auxiliary fixing stud rebound up to fix the second rotational device at predetermined angles and the auxiliary fixing stud passes through a fixing hole on a rotational element of the second rotational device. The display can therefore rotate on the first rotational device only. When the fixing switch and the auxiliary fixing stud are pressed, the display can rotate on the first rotational device and the second rotational device.
    Type: Grant
    Filed: May 28, 2003
    Date of Patent: June 28, 2005
    Assignee: Quanta Computer Inc.
    Inventors: Wen-Hsiang Chen, Kuo-Chang Yang, Jung-Wen Chang
  • Patent number: 6891722
    Abstract: A magnetic locking device is described. The magnetic locking device is utilized for locking an electric device upper cover especially for locking both sides of the display cover of a notebook/tablet dual-purpose personal computer. The magnetic locking device has a lock module and a hook module. The lock module installed in the upper cover has a lock module base, a release button, a magnet, a first bezel and a second bezel. The hook module installed in the electric device base has a hook module base, a spring device, and a hook. The spring device pulls the hook to hide in the electric device base when the hook is not working to improve the electric device appearance and to eliminate interference during operation.
    Type: Grant
    Filed: September 9, 2003
    Date of Patent: May 10, 2005
    Assignee: Quanta Computer Inc.
    Inventors: Wen-Hsiang Chen, Kuo-Chang Yang, Jung-Wen Chang