Patents by Inventor Zuwei Liu
Zuwei Liu 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: 20240371322Abstract: Provided is a display substrate. A data writing circuit included in each pixel circuit is coupled to a first scanning line, a switching control line, a data signal line, and a drive circuit. The data writing circuit transmits, under the control of the first scanning line and the switching control line, a data signal provided by the data signal line to the drive circuit, such that the drive circuit drives the coupled light-emitting element to emit light. In the same pixel circuit group, each pixel circuit subgroup is coupled to a different switching control line, and the plurality of coupled data signal lines are coupled to the same data line to receive the data signals from the data line. Thus, each pixel circuit, under the control of the switching control line coupled thereto, receives the data signal provided by the data line for the data signal line coupled thereto.Type: ApplicationFiled: March 23, 2022Publication date: November 7, 2024Inventors: Zuwei WENG, Bin WENG, Yupeng HUANG, Bao LIU, Qiaohong HUANG
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Publication number: 20240355258Abstract: A method for driving a display panel, and a display apparatus. An example of the method includes: receiving display data of an image to be displayed of the current display frame; and according to the display data, controlling a display panel to sequentially load a gate-on signal to gate lines, and to input a voltage into a data line, and when there is an overlap time between gate-on signals loaded to M adjacent gate lines, a pre-charging voltage and a compensation voltage are sequentially charged to a sub-pixel electrically connected to an Mth gate line among the M gate lines within the overlap time, M being an integer and M?2.Type: ApplicationFiled: November 17, 2021Publication date: October 24, 2024Inventors: Qiaohong HUANG, Zuwei WENG, Bin WENG, Yupeng HUANG, Bao LIU
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Patent number: 9866556Abstract: Techniques are described for a proxy system to provide a client device with transparent access to multiple network file servers. The proxy system may appear to the client device as a single network file server. The proxy may be configured to forward requests received from the client device to multiple servers as well as provide responses from the server back to the client. Further, the proxy system may authenticate itself, as the client, to each of the multiple network servers using authentication credentials supplied by the client. After prompting a user to submit credentials to establish a session with a first network server, the proxy system may send a session timeout error code, prompting the client to submit a fresh authentication request used by the proxy system to establish a session with a second network server.Type: GrantFiled: April 7, 2016Date of Patent: January 9, 2018Assignee: Cisco Technology, Inc.Inventors: Richard Adam Simpkins, Matthew Eric Seitz, Zuwei Liu
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Publication number: 20170026372Abstract: Techniques are described for a proxy system to provide a client device with transparent access to multiple network file servers. The proxy system may appear to the client device as a single network file server. The proxy may be configured to forward requests received from the client device to multiple servers as well as provide responses from the server back to the client. Further, the proxy system may authenticate itself, as the client, to each of the multiple network servers using authentication credentials supplied by the client. After prompting a user to submit credentials to establish a session with a first network server, the proxy system may send a session timeout error code, prompting the client to submit a fresh authentication request used by the proxy system to establish a session with a second network server.Type: ApplicationFiled: April 7, 2016Publication date: January 26, 2017Inventors: Richard Adam Simpkins, Matthew Eric Seitz, Zuwei Liu
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Patent number: 9464348Abstract: A method for making a bit-patterned media (BPM) magnetic recording disk by etching the recording layer using a patterned hard mask layer uses glancing angle deposition (GLAD) of additional hard mask material as a capping layer onto the tops of the patterned hard mask pillars while the disk is rotated about an axis orthogonal to the plane of the disk. In one embodiment the capping layer is deposited after the pillars have been only partially eroded during a partial ion-milling of the recording layer. Ion-milling is then again performed to remove the remaining recording layer material. In another embodiment, before ion-milling of the recording layer, the capping layer is deposited onto the tops of the un-eroded hard mask pillars. This increases the lateral dimension of the hard mask pillars so that after ion-milling of the recording layer, the magnetic islands have an increased lateral dimension.Type: GrantFiled: August 26, 2014Date of Patent: October 11, 2016Assignee: HGST Netherlands B.V.Inventors: Hitesh Arora, Jean-Marc L. Beaujour, Zuwei Liu, Tsai-Wei Wu
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Patent number: 9338165Abstract: Techniques are described for a proxy system to provide a client device with transparent access to multiple network file servers. The proxy system may appear to the client device as a single network file server. The proxy may be configured to forward requests received from the client device to multiple servers as well as provide responses from the server back to the client. Further, the proxy system may authenticate itself, as the client, to each of the multiple network servers using authentication credentials supplied by the client. After prompting a user to submit credentials to establish a session with a first network server, the proxy system may send a session timeout error code, prompting the client to submit a fresh authentication request used by the proxy system to establish a session with a second network server.Type: GrantFiled: March 12, 2009Date of Patent: May 10, 2016Assignee: Cisco Technology, Inc.Inventors: Richard Adam Simpkins, Matthew Eric Seitz, Zuwei Liu
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Publication number: 20160064026Abstract: A method for making a bit-patterned media (BPM) magnetic recording disk by etching the recording layer using a patterned hard mask layer uses glancing angle deposition (GLAD) of additional hard mask material as a capping layer onto the tops of the patterned hard mask pillars while the disk is rotated about an axis orthogonal to the plane of the disk. In one embodiment the capping layer is deposited after the pillars have been only partially eroded during a partial ion-milling of the recording layer. Ion-milling is then again performed to remove the remaining recording layer material. In another embodiment, before ion-milling of the recording layer, the capping layer is deposited onto the tops of the un-eroded hard mask pillars. This increases the lateral dimension of the hard mask pillars so that after ion-milling of the recording layer, the magnetic islands have an increased lateral dimension.Type: ApplicationFiled: August 26, 2014Publication date: March 3, 2016Inventors: Hitesh Arora, Jean-Marc L. Beaujour, Zuwei Liu, Tsai-Wei Wu
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Patent number: 8539081Abstract: A NAS (Network Attaches Storage) switch authenticates a client on multiple file servers for proxy services. The NAS switch enables proxy services by successively authenticating the client on the file servers using referrals. The NAS switch further comprises a connection manager to establish connections to the client and the file servers, a referral manager to redirect the client for successive authentications, and a transaction manager to perform data transfers with the file servers on behalf of the client. The system components support DFS (Distributed File System), and communicate using a protocol dialect that supports referral mechanisms such as NFSv4 (Network File Server version 4) or CIFS (Common Internet File System). The transaction manager also performs a protocol dialect translation service when the connection manager negotiates one protocol dialect with the client, and a different protocol dialect with the file server.Type: GrantFiled: September 15, 2004Date of Patent: September 17, 2013Assignee: Neopath Networks, Inc.Inventors: Anand Iyengar, Thomas K. Wong, Panagiotis Tsirigotis, Rajeev Chawla, Zuwei Liu, Matthew Seitz, Richard A. Simpkins
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Patent number: 8195627Abstract: The present invention provides selective migration in a storage network in accordance with a policy. The policy can include rules that establish which objects are migrated from a source file server to a destination file server based on file attributes (e.g., file type, file size, last access time, frequency of access). For example, large multimedia files that consume I/O bandwidth on expensive or critical file servers, without adding much value to enterprise productivity, can be migrated to a commodity or less critical file server.Type: GrantFiled: September 30, 2005Date of Patent: June 5, 2012Assignee: Neopath Networks, Inc.Inventors: Chi Ming Wong, Thomas K. Wong, Panagiotis Tsirigotis, Anand Iyengar, Rajeev Chawla, Yu Cheong Chan, Zuwei Liu, Matthew Seitz, Richard A. Simpkins, Geetha Srikantan, Gaurav Gupta
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Patent number: 8131689Abstract: A system and method for performing policy-based storage management using data related to access frequency and file attribute accumulation. A switch device provides transparency for transactions between a client and a storage network. The transparency allows objects (e.g., files or directories) to be moved (e.g., migrated) on the storage network without affecting a reference to the object used by the client (e.g., a file handle). A monitoring module generates accumulation data associated with the transactions for use in policy-based management. The accumulation data can describe uses of the file such as how often certain files are accessed, modifications to files such as creations of new directories or files, and other uses.Type: GrantFiled: October 2, 2006Date of Patent: March 6, 2012Inventors: Panagiotis Tsirigotis, Geetha Srikantan, Thomas K. Wong, Chi Ming Wong, Anand Iyengar, Rajeev Chawla, Richard Simpkins, Zuwei Liu, Gaurav Gupta, Matthew Seitz, Yu Cheong Chan
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Publication number: 20100235901Abstract: Techniques are described for a proxy system to provide a client device with transparent access to multiple network file servers. The proxy system may appear to the client device as a single network file server. The proxy may be configured to forward requests received from the client device to multiple servers as well as provide responses from the server back to the client. Further, the proxy system may authenticate itself, as the client, to each of the multiple network servers using authentication credentials supplied by the client. After prompting a user to submit credentials to establish a session with a first network server, the proxy system may send a session timeout error code, prompting the client to submit a fresh authentication request used by the proxy system to establish a session with a second network server.Type: ApplicationFiled: March 12, 2009Publication date: September 16, 2010Inventors: Richard Adam Simpkins, Matthew Eric Seitz, Zuwei Liu
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Patent number: 7720796Abstract: A NAS switch provides mirroring in a NAS storage network that is transparent to client. A source file server exports an original NAS file handles indicative of object locations on the source file server to the NAS switch. The NAS switch modifies the original NAS file handles to an internal file system and maps the original NAS file handles to a switch file handles independent of location. The NAS switch exports the switch file handles to a client. The client looks-up objects and makes NAS requests to the source file server using switch file handles. The NAS switch performs mirroring of a namespace when during processes such as data migration, data replication, and data snapshot.Type: GrantFiled: January 3, 2006Date of Patent: May 18, 2010Assignee: Neopath Networks, Inc.Inventors: Chi M. Wong, Thomas K. Wong, Panagiotis Tsirigotis, Richard A. Simpkins, Zuwei Liu
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Publication number: 20070136308Abstract: A system and method for performing policy-based storage management using data related to access frequency and file attribute accumulation. A switch device provides transparency for transactions between a client and a storage network. The transparency allows objects (e.g., files or directories) to be moved (e.g., migrated) on the storage network without affecting a reference to the object used by the client (e.g., a file handle). A monitoring module generates accumulation data associated with the transactions for use in policy-based management. The accumulation data can describe uses of the file such as how often certain files are accessed, modifications to files such as creations of new directories or files, and other uses.Type: ApplicationFiled: October 2, 2006Publication date: June 14, 2007Inventors: Panagiotis Tsirigotis, Geetha Srikantan, Thomas Wong, Chi Wong, Anand Iyengar, Rajeev Chawla, Richard Simpkins, Zuwei Liu, Gaurav Gupta, Matthew Seitz, Yu Chan
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Publication number: 20060161746Abstract: A NAS switch provides mirroring in a NAS storage network that is transparent to client. A source file server exports an original NAS file handles indicative of object locations on the source file server to the NAS switch. The NAS switch modifies the original NAS file handles to an internal file system and maps the original NAS file handles to a switch file handles independent of location. The NAS switch exports the switch file handles to a client. The client looks-up objects and makes NAS requests to the source file server using switch file handles. The NAS switch performs mirroring of a namespace when during processes such as data migration, data replication, and data snapshot.Type: ApplicationFiled: January 3, 2006Publication date: July 20, 2006Inventors: Chi Wong, Thomas Wong, Panagiotis Tsirigotis, Richard Simpkins, Zuwei Liu
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Publication number: 20050125503Abstract: A NAS (Network Attaches Storage) switch authenticates a client on multiple file servers for proxy services. The NAS switch enables proxy services by successively authenticating the client on the file servers using referrals. The NAS switch further comprises a connection manager to establish connections to the client and the file servers, a referral manager to redirect the client for successive authentications, and a transaction manager to perform data transfers with the file servers on behalf of the client. The system components support DFS (Distributed File System), and communicate using a protocol dialect that supports referral mechanisms such as NFSv4 (Network File Server version 4) or CIFS (Common Internet File System). The transaction manager also performs a protocol dialect translation service when the connection manager negotiates one protocol dialect with the client, and a different protocol dialect with the file server.Type: ApplicationFiled: September 15, 2004Publication date: June 9, 2005Inventors: Anand Iyengar, Thomas Wong, Panagiotis Tsirigotis, Rajeev Chawla, Zuwei Liu, Matthew Seitz, Richard Simpkins