Patents by Inventor Jin Hui Ou-Yang
Jin Hui Ou-Yang 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: 9823712Abstract: A backplane configured to receive electrical components is provided. The backplane in one example includes a substrate comprising an at least partially flexible material, a plurality of backplane traces formed as part of the substrate, at least one connector island formed in the substrate, with the at least one connector island located in an opening in the substrate and configured to receive at least one mating electrical component, and one or more spring elements bridging between the at least one connector island and the substrate, with traces of the plurality of backplane traces extending over the one or more spring elements to the at least one connector island and with the one or more spring elements allowing the at least one connector island to flex with respect to the substrate and absorb vibrations.Type: GrantFiled: March 18, 2014Date of Patent: November 21, 2017Assignee: Western Digital Technologies, Inc.Inventors: Lidu Huang, Toshiki Hirano, Jeffrey Wilke, Jin Hui Ou-Yang, Michael Bell
-
Patent number: 9513677Abstract: A backplane configured to receive electrical components is provided. The backplane in one example includes a substantially planar substrate comprising an at least partially flexible material and formed in a non-rectangular shape, a series of alternating connector islands formed along two substantially parallel axes, wherein each connector island is able to move independently of other connector islands, a plurality of backplane traces extending from the series of alternating connector islands to a backplane connector region of the substrate, with a number of backplane traces increasing closer to the backplane connector region, and one or more spring elements bridging between a particular connector island and the substrate, with the one or more spring elements allowing the particular connector island to flex with respect to the substrate and absorb vibrations.Type: GrantFiled: March 18, 2014Date of Patent: December 6, 2016Assignee: Western Digital Technologies, Inc.Inventors: Lidu Huang, Toshiki Hirano, Jeffrey Wilke, Jin Hui Ou-Yang
-
Publication number: 20150268702Abstract: A backplane configured to receive electrical components is provided. The backplane in one example includes a substantially planar substrate comprising an at least partially flexible material and formed in a non-rectangular shape, a series of alternating connector islands formed along two substantially parallel axes, wherein each connector island is able to move independently of other connector islands, a plurality of backplane traces extending from the series of alternating connector islands to a backplane connector region of the substrate, with a number of backplane traces increasing closer to the backplane connector region, and one or more spring elements bridging between a particular connector island and the substrate, with the one or more spring elements allowing the particular connector island to flex with respect to the substrate and absorb vibrations.Type: ApplicationFiled: March 18, 2014Publication date: September 24, 2015Applicant: HGST Netherlands B.V.Inventors: Lidu Huang, Toshiki Hirano, Jeffrey Wilke, Jin Hui Ou-Yang
-
Publication number: 20150268701Abstract: A backplane configured to receive electrical components is provided. The backplane in one example includes a substrate comprising an at least partially flexible material, a plurality of backplane traces formed as part of the substrate, at least one connector island formed in the substrate, with the at least one connector island located in an opening in the substrate and configured to receive at least one mating electrical component, and one or more spring elements bridging between the at least one connector island and the substrate, with traces of the plurality of backplane traces extending over the one or more spring elements to the at least one connector island and with the one or more spring elements allowing the at least one connector island to flex with respect to the substrate and absorb vibrations.Type: ApplicationFiled: March 18, 2014Publication date: September 24, 2015Inventors: Lidu Huang, Toshiki Hirano, Jeffrey Wilke, Jin Hui Ou-Yang, Michael Bell
-
Patent number: 8472131Abstract: There is provided a disk drive including a disk drive base, a disk rotatably coupled to the disk drive base, and a spindle motor attached to the disk drive base and configured to support the disk for rotating the disk with respect to the disk drive base. The disk drive further includes a filter component. The filter component includes a filter housing coupled to the disk drive base, and a filter element disposed within the filter housing for filtering disk rotation induced airflow. The filter element includes a coarse section and a fine section. The coarse section has a porosity greater than a porosity of the fine section.Type: GrantFiled: September 17, 2007Date of Patent: June 25, 2013Assignee: Western Digital Technologies, Inc.Inventors: Jin Hui Ou-Yang, Michael G. Choy, Jen-Tai Lin, Chiao-Ping Ku, Lin Yang, Gary C. Griffin
-
Patent number: 8228631Abstract: A novel disk drive includes a disk and a spindle motor to which the disk is attached to rotate about an axis of rotation. The disk drive also includes a stationary plate facing and disposed over the disk, wherein the stationary plate includes a plurality of grooves through which rotation-induced air flows from an inlet end to an outlet end. The disk drive also includes a recirculation filter coupled to and immediately adjacent said outlet end of said plurality of grooves.Type: GrantFiled: May 2, 2011Date of Patent: July 24, 2012Assignee: Western Digital Technologies, Inc.Inventors: Alex Y. Tsay, Chunjer C. Cheng, Lin Yang, Jin Hui Ou-Yang
-
Patent number: 7957095Abstract: A novel disk drive is disclosed and claimed. The disk drive includes a disk and a spindle motor to which the disk is attached to rotate about an axis of rotation. The disk drive also includes a stationary plate facing and disposed over the disk, wherein the stationary plate includes a plurality of grooves through which rotation-induced air flows from an inlet end to an outlet end. The disk drive also includes a recirculation filter coupled to and immediately adjacent said outlet end of said plurality of grooves.Type: GrantFiled: April 6, 2009Date of Patent: June 7, 2011Assignee: Western Digital Technologies, Inc.Inventors: Alex Y. Tsay, Chunjer C. Cheng, Lin Yang, Jin Hui Ou-Yang
-
Patent number: 7593181Abstract: A stationary plate functions as a vibration damper and has an integrated air filtration guide. In one embodiment the stationary plate is disposed between two adjacent disks, and the guide comprises one or more grooves through which rotation-induced air may flow. In another embodiment, a plurality of stationary plates may be disposed between a plurality of disks, wherein each of the plurality of stationary plates has a grooved side through which the rotation-induced air may flow. In still another embodiment, the orientation of the grooves in the stationary plate is such that the rotationally-induced airflow impinges the disk drive's voice coil motor.Type: GrantFiled: December 16, 2005Date of Patent: September 22, 2009Assignee: Western Digital Technologies, Inc.Inventors: Alex Y. Tsay, Chunjer Chuck Cheng, Lin Yang, Jin Hui Ou-Yang
-
Patent number: 7379266Abstract: There is provided a disk drive including a disk drive base, a disk rotatably coupled to the disk drive base, and a spindle motor attached to the disk drive base and configured to support the disk for rotating the disk with respect to the disk drive base. The disk drive further includes a filter component. The filter component includes a filter housing coupled to the disk drive base, and a pair of filter elements disposed within the filter housing for filtering disk rotation induced airflow. Each filter element includes a coarse section and a fine section, wherein the coarse section is positioned upstream of the fine section relative to a direction of the induced airflow.Type: GrantFiled: September 17, 2007Date of Patent: May 27, 2008Assignee: Western Digital Technologies, Inc.Inventors: Jin Hui Ou-Yang, Michael G. Choy, Jen-Tai Lin, Chiao-Ping Ku, Lin Yang, Gary C. Griffin
-
Patent number: 7353524Abstract: A disk drive includes a disk drive base, a disk, and a head stack assembly rotatably coupled to the base adjacent the disk surface of the disk. The disk drive includes an airflow channeling enclosure. The enclosure includes an airflow inlet disposed downstream of the head stack assembly and configured to receive the disk rotation induced airflow therethrough. The enclosure further includes an airflow channel extending along the disk surface from the airflow inlet. The enclosure further includes an outer wall extending along the disk surface from the airflow inlet and defining the airflow channel radially interior to the outer wall. The enclosure further includes an airflow outlet disposed upstream of the head stack assembly extending from the outer wall and the channel opposite the airflow inlet for modifying the disk rotation induced airflow passing from the channel.Type: GrantFiled: June 25, 2004Date of Patent: April 1, 2008Assignee: Western Digital Technologies, Inc.Inventors: Jen-Tai Lin, Jin Hui Ou-Yang, Chiao-Ping Ku, Robert J. McNab, Shuo-Hao Chen, Lin Yang
-
Patent number: 7280311Abstract: There is provided a disk drive including a disk drive base, a disk rotatably coupled to the disk drive base, and a spindle motor attached to the disk drive base and configured to support the disk for rotating the disk with respect to the disk drive base. The disk drive further includes a filter component. The filter component includes a filter housing coupled to the disk drive base, and a filter element disposed within the filter housing for filtering disk rotation induced airflow. The filter element includes a coarse section and a fine section. The coarse section has a porosity greater than a porosity of the fine section.Type: GrantFiled: January 31, 2004Date of Patent: October 9, 2007Assignee: Western Digital Technologies, Inc.Inventors: Jin Hui Ou-Yang, Michael G. Choy, Jen-Tai Lin, Chiao-Ping R. Ku, Lin Yang, Gary C. Griffen
-
Patent number: 7239475Abstract: A disk drive including a disk drive base, a disk coupled to the disk drive base, and a head stack assembly coupled to the disk drive base. The disk drive further includes an airflow diverter filter component disposed upstream of the head stack assembly with respect to disk rotation induced airflow for modifying the disk rotation induced airflow adjacent the head stack assembly. The filter component includes a first filter element disposed adjacent the disk surface, a second filter element disposed between the first filter element and the head stack assembly, and a third filter element having a porosity finer than the first and second filter elements. The third filter element is generally radially further than the second filter element from the axis of rotation. The disk rotation induced airflow generally enters the filter component through the first filter element and exits through the second and third filter elements.Type: GrantFiled: May 28, 2004Date of Patent: July 3, 2007Assignee: Western Digital Technologies, Inc.Inventors: Jen-Tai Lin, Jin Hui Ou-Yang, Chiao-Ping Ku, Shuo-Hao Chen, Lin Yang
-
Patent number: 7224551Abstract: A disk drive includes a base, a spindle motor attached to the base, the spindle motor including a hub having hub apertures, a plurality of disks on the spindle motor and including a first and a second disk, a disk spacer between the first and second disks, and a disk clamp. The disk spacer has a plurality of spacer through apertures. Each of the spacer through apertures extend radially through the disk spacer. The disk clamp has clamp through apertures adjacent to an inner diameter of the disk clamp. Each of the clamp through apertures extend longitudinally through the disk clamp. The clamp through apertures, the hub apertures and the spacer through apertures are aligned for allowing airflow to pass through the apertures when the disks are rotating.Type: GrantFiled: May 15, 2004Date of Patent: May 29, 2007Assignee: Western Digital Technologies, Inc.Inventors: Jin Hui Ou-Yang, Lin Yang, Chiao-Ping Ku
-
Patent number: 7212377Abstract: A disk drive includes a disk clamp for clamping a plurality of disks to a spindle motor, and a disk spacer positioned between first and second disks. The first disk has a plurality of first disk through apertures adjacent its inner diameter. The first disk through apertures are circumferentially spaced-apart and extend longitudinally through the first disk. The disk spacer has a plurality of spacer apertures that are circumferentially spaced-apart and extend longitudinally through a portion of a thickness of the disk spacer. The disk clamp is adjacent to the first disk and has a plurality of clamp through apertures adjacent an outer diameter of the disk clamp. The clamp through apertures are circumferentially spaced-apart and extend longitudinally through the disk clamp. The first disk through apertures, the spacer apertures, and the clamp through apertures are aligned for allowing airflow to pass through when the plurality of disks is rotating.Type: GrantFiled: March 31, 2004Date of Patent: May 1, 2007Assignee: Western Digital Technologies, Inc.Inventors: Jin Hui Ou-Yang, Lin Yang, Chiao-Ping R. Ku
-
Patent number: 7113371Abstract: Disk drives including suspensions and head gimbal assemblies in which the load beam pitch angle is reduced exhibit a reduced disk flutter induced track mis-registration (TMR) at the disk outer diameter. The reduction in the load beam pitch angle may be achieved through variations in the load beam, hinge and/or mount plate configurations, relative positions and/or thickness.Type: GrantFiled: February 22, 2002Date of Patent: September 26, 2006Assignee: Western Digital Technologies, Inc.Inventors: Aaron J. Hanna, Lin Yang, Jin Hui Ou-Yang, Chiao-Ping R. Ku
-
Disk drive including a disk plate overlapping a disk spacer in a circumferential disk spacer opening
Patent number: 7085098Abstract: There is provided a disk drive including a disk drive base and a spindle motor hub. The disk drive further includes first and second disks disposed about the spindle motor hub. The disk drive further includes a disk spacer disposed about the spindle motor hub between the first and second disks. The disk spacer includes a circumferential disk spacer opening. The disk drive including a plate body extending between the first and second disks for modifying air flow adjacent the first and second disks during operation of the disk drive, and an inner edge extending from the plate body and disposed towards the hub, the inner edge being disposed within the disk spacer opening overlapping the disk spacer in a direction parallel to the axis of rotation for mitigating against contact between the inner edge and the first and second disks.Type: GrantFiled: December 19, 2003Date of Patent: August 1, 2006Assignee: Western Digital Technologies, Inc.Inventors: Lin Yang, Jin Hui Ou-Yang -
Patent number: 7064921Abstract: There is provided a disk drive including a disk drive base and a spindle motor hub. The disk drive further includes first and second disks disposed about the spindle motor hub. The disk drive further includes a disk plate coupled to the disk drive base. The disk plate includes a plate body extending between the first and second disks for modifying air flow adjacent the first and second disks. The plate body includes a plate body thickness in a direction parallel to an axis of rotation of the spindle motor hub. The disk plate further includes an inner edge extending from the plate body and disposed towards the hub. The inner edge includes an edge thickness in a direction parallel to the axis of rotation less than the plate body thickness for mitigating against contact between the inner edge and the first and second disks.Type: GrantFiled: December 19, 2003Date of Patent: June 20, 2006Assignee: Western Digital Technologies, Inc.Inventors: Lin Yang, Jin Hui Ou-Yang
-
Patent number: 6965500Abstract: A disk drive includes a head gimbal assembly that includes structure that decreases the pitch angle of the load beam, which decreases disk flutter induced track mis-registration. According to one embodiment, the disk drive includes a body portion including a bore defining a pivot axis; an actuator arm cantilevered from the body portion and a head gimbal assembly (HGA) supported at the actuator arm. The HGA includes a load beam having a first end and a second end, the first end being attached to the actuator arm, the load beam defining a load beam feature near the second end, at least a portion of the load beam feature defining an extension that is parallel to the pivot axis and that has a rectangular cross-section having a length to width aspect ratio that is greater than 1. A slider is coupled to a free end of the load beam extension, and a gimbal coupled to the second end of the load beam and to the slider.Type: GrantFiled: February 22, 2002Date of Patent: November 15, 2005Assignee: Western Digital Technologies, Inc.Inventors: Aaron J. Hanna, Lin Yang, Jin Hui Ou-Yang, Chiao-Ping R. Ku
-
Patent number: 6891696Abstract: A disk drive includes an enclosure having a cover and a base, a spindle motor assembly, a disk, and an arcuate raised portion on the base. The disk is mounted on a hub of the spindle motor assembly and has a first surface and a second surface. The first surface is proximate the base and is spaced apart from the base by a first clearance distance. The arcuate raised portion on the base is spaced apart from the disk by a second clearance distance. The second clearance distance is less than the first clearance distance. At least a portion of the disk is superposed over the arcuate raised portion.Type: GrantFiled: April 30, 2002Date of Patent: May 10, 2005Assignee: Western Digital Technologies, Inc.Inventors: Jin Hui Ou-Yang, Jonathan M. Garbarino, Lin Yang
-
Patent number: 6865055Abstract: A shroud assembly for a disk drive that includes a rotatable disk, a printed circuit board, a data transfer head, an actuator assembly and a flex cable, includes a cable shrouding portion. The shroud assembly also includes a disk shrouding portion and a cable mounting portion. The cable mounting portion includes a first surface and a second surface. The first surface is configured to receive a transition portion of the flex cable proximate to a second end. The second surface is configured to receive the second end of the flex cable and to position the second end for engagement by the printed circuit board. The cable shrouding portion is configured to shield a spanning portion of the flex cable between the cable mounting portion and the actuator assembly from airflow generated by the rotation of the rotatable disk.Type: GrantFiled: February 28, 2002Date of Patent: March 8, 2005Assignee: Western Digital Technologies, Inc.Inventors: Jin Hui Ou-Yang, Lin Yang