Patents by Inventor Haifang Zhai

Haifang Zhai 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: 20200253077
    Abstract: Embodiments of the present disclosure provide a top cover arrangement for a storage and the corresponding storage. The storage comprises a drawer chassis which accommodates disks that are organized among a plurality of rows. The top cover arrangement covers the disks in a foldable manner and comprises: a substrate covering the disks and being flexible; and a plurality of folding parts mounted on the substrate and corresponding to the plurality of the rows; the folding parts being adapted to be at least partially folded to expose at least one row of disks in response to the disks being pulled out of the drawer chassis.
    Type: Application
    Filed: April 21, 2020
    Publication date: August 6, 2020
    Inventors: Haifang Zhai, Yujie Zhou, Qingqiang Guo, Weidong Zuo, Wenjin Seraph Xu
  • Patent number: 10729035
    Abstract: The present disclosure relates to a storage device and a method of controlling a rotation speed of a fan of the storage device. The storage device comprises: a housing comprising an opening; a fan arranged at an end of the housing opposed to the opening; a tray comprising a plurality of partitions arranged in rows and being operable to be drawn out of or inserted into the housing via the opening in a longitudinal direction of the housing; a plurality of tray position detectors respectively arranged on the plurality of partitions and configured to detect a relative position of the tray with respect to the housing; and a controller adapted to adjust a rotation speed of the fan according to the relative position detected by the tray position detector.
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: July 28, 2020
    Assignee: Dell Products L.P.
    Inventors: Haifang Zhai, Hendry Xiaoping Wu, Yujie Zhou, David Dong
  • Patent number: 10711817
    Abstract: Embodiments of the present disclosure provide a rod for use in a rack and a holding device for use in cooperation with the rack. The rod comprises: a first end provided with a bolt, the bolt having a trapezoidal thread, wherein when the rod is inserted into the rack through a target device, the bolt connects the first end to the rack such that the target device is secured to the rack.
    Type: Grant
    Filed: June 14, 2017
    Date of Patent: July 14, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Alice Aiqin Liu, Haifang Zhai, Jing Chen, Qingqiang Guo, Jacky Jianguo Pang
  • Publication number: 20200178383
    Abstract: Various embodiments of the present disclosure provide a heat sink for a plug-in storage card and a plug-in storage card including the heat sink. The heat sink comprises a first part secured to a surface of the plug-in storage card and a second part coupled to the first part and being movable relative to the first part in a first direction, wherein the first direction is perpendicular to the surface of the plug-in storage card. In this way, when the second part and the first part have a larger overlap in the first direction, the heat sink has a smaller first height and when the second part and the first part have a smaller overlap in the first direction, the heat sink has a greater second height.
    Type: Application
    Filed: February 6, 2020
    Publication date: June 4, 2020
    Inventors: Haifang Zhai, Hendry Xiaoping Wu, David Dong, Yujie Zhou
  • Patent number: 10672430
    Abstract: The present disclosure relates to a chassis and a heat sink for use in the chassis. Disks in rows are arranged in the chassis, and the heat sink comprises an air ingress channel extending from a first end of a housing of the chassis to a side portion of the disks away from the first end; an air egress channel extending from the first end to a second end opposite to the first end, the air egress channel being spaced apart from the air ingress channel by the disks; an intermediate channel comprised of gaps between the disks and fluidically communicating the air ingress channel with the air egress channel; and a fan disposed in the air egress channel and being operable to form a negative pressure in the air egress channel.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: June 2, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Haifang Zhai, Yujie Zhou, Qingqiang Guo, Hendry Xiaoping Wu, David Dong, Michael Hao Zhou
  • Patent number: 10666519
    Abstract: Embodiments of the present disclosure provide a method and device for determining a physical position of an electronic device. The method comprises obtaining, at a power distribution unit (PDU) that provides power supply for the electronic device, a position identifier of a physical position of the PDU from a radio frequency (RF) tag reader. The method further comprises providing to a computing device the position identifier, a network address of the PDU and a network address of the electronic device associated with the network address of the PDU so that the computing device determines the physical position of the electronic device.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: May 26, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Haifang Zhai, Hendry Wu, David Dong, Yujie Zhou, Peter Yuanhang Pan
  • Publication number: 20200154591
    Abstract: An adaptor for incorporating a function of an Open Compute Project (OCP) mezzanine card into a storage device includes a framework, a baseboard mounted to the framework and arranged to have the Open Compute Project (OCP) mezzanine card mounted thereon, an adapting part on the baseboard, the adapting part including an insertion slot for receiving a first interface of the OCP mezzanine card, and a connector on the baseboard, the connector configured to connect with the storage device, the baseboard including interconnections between the connector and the adapting part to provide for data exchange between the OCP mezzanine card and the storage device.
    Type: Application
    Filed: January 14, 2020
    Publication date: May 14, 2020
    Inventors: Haifang Zhai, David Dong, Michael Hao Zhou, Sandburg Hao Hu, Sean Xu Chen
  • Publication number: 20200154601
    Abstract: The present disclosure relates to a storage device and a method of controlling a rotation speed of a fan of the storage device. The storage device comprises: a housing comprising an opening; a fan arranged at an end of the housing opposed to the opening; a tray comprising a plurality of partitions arranged in rows and being operable to be drawn out of or inserted into the housing via the opening in a longitudinal direction of the housing; a plurality of tray position detectors respectively arranged on the plurality of partitions and configured to detect a relative position of the tray with respect to the housing; and a controller adapted to adjust a rotation speed of the fan according to the relative position detected by the tray position detector.
    Type: Application
    Filed: January 15, 2020
    Publication date: May 14, 2020
    Inventors: Haifang Zhai, Hendry Xiaoping Wu, Yujie Zhou, David Dong
  • Publication number: 20200141669
    Abstract: Embodiments of the present disclosure relate to a fixing device for a double-sided heat sink and an associated heat dissipating system. There is exemplarily provided a fixing device for mounting the double-sided heat sink on a carrier.
    Type: Application
    Filed: January 8, 2020
    Publication date: May 7, 2020
    Inventors: Haifang Zhai, Hendry Wu, David Dong, Yujie Zhou
  • Publication number: 20200133357
    Abstract: In the embodiments of the present disclosure, a device having time division multiplexing capability of heat dissipation is provided, including: a first component and a second component arranged in different orientations; and a heat sink arranged to guide an air flow flowing through the heat sink to the first component and the second component respectively during different time periods. Therefore, the device having time division multiplexing capability of heat dissipation of the present disclosure may reduce the number of heat sinks in the device and thus, reduce the overall size of the device.
    Type: Application
    Filed: December 27, 2019
    Publication date: April 30, 2020
    Inventors: Haifang Zhai, Hendry Xiaoping Wu, David Dong, Yujie Zhou
  • Patent number: 10635320
    Abstract: The present disclosure relates to an integrator for a storage device, a corresponding storage device and a method of manufacturing the same. The integrator comprises a base board comprising a first interface and a second interface; a connector coupled to the first interface of the base board, the connector being connectable with at least one server in the storage device; an input/output (I/O) part coupled to the second interface of the base board and connectable with an I/O device; and a switcher arranged on the base board and adapted to exchange data between the first interface and the second interface to support data transmission of the I/O device or other servers with the server via the integrator.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: April 28, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Haifang Zhai, Hendry Wu, David Dong, Yujie Zhou
  • Patent number: 10631430
    Abstract: Embodiments of the present disclosure provide a top cover arrangement for a storage and the corresponding storage. The storage comprises a drawer chassis which accommodates disks that are organized among a plurality of rows. The top cover arrangement covers the disks in a foldable manner and comprises: a substrate covering the disks and being flexible; and a plurality of folding parts mounted on the substrate and corresponding to the plurality of the rows; the folding parts being adapted to be at least partially folded to expose at least one row of disks in response to the disks being pulled out of the drawer chassis.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: April 21, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Haifang Zhai, Yujie Zhou, Qingqiang Guo, Weidong Zuo, Wenjin Seraph Xu
  • Patent number: 10624235
    Abstract: The present disclosure provides an apparatus integrated with cooling components. The apparatus comprises heat generating components and cooling components for delivering a cooling airflow to the heat generating components. The cooling components are arranged along one side of the apparatus and upstream of the heat generating components along a direction of the airflow generated by the cooling components. The cooling components are rotatable towards an outside of the apparatus to expose the heat generating components. The apparatus integrated with cooling components of the present disclosure can effectively improve the maintenance efficiency of the cooling components and other important components.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: April 14, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Haifang Zhai, Hendry Xiaoping Wu, Yujie Zhou, David Dong
  • Publication number: 20200100374
    Abstract: A storage device carrier system includes a carrier assembly configured to releasably engage a storage device and configured to be releasably received within a storage device bay within an IT component. An electrical coupler assembly is configured to electrically couple the storage device to the IT component. A thermal sealing assembly is configured to reduce the leakage of cooling air from around the storage device carrier system.
    Type: Application
    Filed: November 26, 2019
    Publication date: March 26, 2020
    Inventors: Haifang Zhai, Yujie Zhou, Xiaoping Wu, Wei Dong
  • Patent number: 10602602
    Abstract: Various embodiments of the present disclosure provide a heat sink for a plug-in card and a plug-in card including the heat sink. The heat sink comprises a first part secured to a surface of the plug-in card and a second part coupled to the first part and being movable relative to the first part in a first direction, wherein the first direction is perpendicular to the surface of the plug-in card. In this way, when the second part and the first part have a larger overlap in the first direction, the heat sink has a smaller first height and when the second part and the first part have a smaller overlap in the first direction, the heat sink has a greater second height.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: March 24, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Haifang Zhai, Hendry Xiaoping Wu, David Dong, Yujie Zhou
  • Patent number: 10588237
    Abstract: Techniques involve use of an adaptor for a storage device. The adaptor includes a baseboard arranged to support an Open Compute Project (OCP) mezzanine card in the storage device; a connector coupled to the baseboard and arranged to connect with the storage device; and an adapting part coupled to the baseboard and including an insertion slot for receiving a first interface of the OCP mezzanine card.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: March 10, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Haifang Zhai, David Dong, Michael Hao Zhou, Sandburg Hao, Sean Xu Chen
  • Patent number: 10575435
    Abstract: The present disclosure relates to a storage device and a method of controlling a rotation speed of a fan of the storage device. The storage device comprises: a housing comprising an opening; a fan arranged at an end of the housing opposed to the opening; a tray comprising a plurality of partitions arranged in rows and being operable to be drawn out of or inserted into the housing via the opening in a longitudinal direction of the housing; a plurality of tray position detectors respectively arranged on the plurality of partitions and configured to detect a relative position of the tray with respect to the housing; and a controller adapted to adjust a rotation speed of the fan according to the relative position detected by the tray position detector.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: February 25, 2020
    Assignee: Dell Products L.P.
    Inventors: Haifang Zhai, Hendry Xiaoping Wu, Yujie Zhou, David Dong
  • Patent number: 10571207
    Abstract: Embodiments of the present disclosure relate to a fixing device for a double-sided heat sink and an associated heat dissipating system. There is exemplarily provided a fixing device for mounting the double-sided heat sink on a carrier.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: February 25, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Haifang Zhai, Hendry Wu, David Dong, Yujie Zhou
  • Patent number: 10572323
    Abstract: Maintaining a data storage device having a plurality of physical storage units includes constructing a model that predicts failure of the physical storage units in the data storage device, where the model is trained using empirical data containing operational parameters of physical storage units, determining failure predictions of the physical storage units in the data storage device using the model, moving applications in the data storage device based on the failure predictions of the physical storage units in the data storage device, and maintaining the physical storage units in the data storage device according to the failure predictions of the physical storage units in the data storage device. The model may be constructed using a Random Forest Classifier model from the Scikit-Learn software package. Using empirical data containing operational parameters of physical storage units may include accessing publicly available empirical data.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: February 25, 2020
    Assignee: EMC IP Holding Company LLC
    Inventors: Haifang Zhai, Peter Pan, Norton Luo
  • Patent number: 10545547
    Abstract: In the embodiments of the present disclosure, a device having time division multiplexing capability of heat dissipation is provided, including: a first component and a second component arranged in different orientations; and a heat sink arranged to guide an air flow flowing through the heat sink to the first component and the second component respectively during different time periods. Therefore, the device having time division multiplexing capability of heat dissipation of the present disclosure may reduce the number of heat sinks in the device and thus, reduce the overall size of the device.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: January 28, 2020
    Assignee: Dell Products L.P.
    Inventors: Haifang Zhai, Hendry Xiaoping Wu, David Dong, Yujie Zhou