Patents by Inventor Lingfang Wang
Lingfang 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).
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Publication number: 20240118897Abstract: Disclosed are an instruction execution method and apparatus for graph computation. The method includes the following steps: S1: sending operators of each node in a computational graph used for neural network computation to an operator interpreter; S2: building, by the operator interpreter, instructions in operation; S3: defining an instruction dependency relationship; S4: building an instruction dependency relationship graph; S5: building a topological order of parallel instructions; S6: scheduling the parallel instructions to hardware resources; S7: building shortest schedules for the parallel instructions: the shortest time required to execute the parallel instructions under the condition of limited hardware resources; and S8: releasing the completed instructions.Type: ApplicationFiled: November 30, 2022Publication date: April 11, 2024Inventors: Hongsheng WANG, Guang CHEN, Lingfang ZENG, Aimin PAN
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Publication number: 20240104341Abstract: A memory optimization method includes: compiling a neural network into a computational graph for neural network computation on a computer; transforming the computational graph into a topological graph; constructing a life cycle relationship graph of tensor variables in the computational graph; and analyzing a life cycle relationship among tensor variables in a node of the computational graph; iteratively merging those tensor variables connected by lines of the second type and caching into a memory any tensor variable that goes beyond a number of idle registers and is not allocated to a register, until all tensor variables that go beyond the number of the idle registers and are not allocated to registers are cached into the memory; caching any node of the life cycle relationship graph with a degree smaller than a number of registers into a stack.Type: ApplicationFiled: November 22, 2022Publication date: March 28, 2024Inventors: Hongsheng WANG, Guang CHEN, Lingfang ZENG
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Patent number: 11941514Abstract: The present disclosure discloses a method for execution of a computational graph in a neural network model and an apparatus thereof, including: creating task execution bodies on a native machine according to a physical computational graph compiled and generated by a deep learning framework, and designing a solution for allocating a plurality of idle memory blocks to each task execution body, so that the entire computational graph participates in deep learning training tasks of different batches of data in a pipelining and parallelizing manner.Type: GrantFiled: March 29, 2022Date of Patent: March 26, 2024Assignee: ZHEJIANG LABInventors: Hongsheng Wang, Hujun Bao, Guang Chen, Lingfang Zeng, Hongcai Cheng, Yong Li, Jian Zhu, Huanbo Zheng
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Patent number: 11942053Abstract: Disclosed are a display panel and a driving method therefor, and a display device. Two adjacent rows of sub-pixels are taken as a row group, and the row group is provided with a first sub row group and a second sub row group that are arranged in a column direction; a gate electrode of a first transistor in the first sub row group is electrically connected to a first gate line; a gate electrode of a second transistor in the second sub row group is electrically connected to a second gate line; two adjacent sub-pixels in the column direction share one third transistor, and a gate electrode of the third transistor in the row group is electrically connected to a third gate line; and the first transistor and the second transistor in one column of sub-pixels are electrically connected to a data line by means of the shared third transistor.Type: GrantFiled: February 20, 2020Date of Patent: March 26, 2024Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xianglei Qin, Jian Lin, Yong Zhang, Limin Zhang, Zepeng Sun, Zhichao Yang, Liangzhen Tang, Zhilong Duan, Honggui Jin, Yashuai An, Lingfang Nie, Jian Wang, Li Tian, Jing Pang, Xuechao Song
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Patent number: 11927844Abstract: Provided is a display substrate. The display substrate includes: a base substrate including a display region and a non-display region surrounding the display region; a gate drive circuit disposed in the non-display region; a plurality of first signal lines disposed in the peripheral region and connected to the gate drive circuit; and a plurality of second signal lines disposed in the non-display region and connected to the gate drive circuit; wherein each of the first signal line and the second signal line is configured to supply a signal to the gate drive circuit, and a frequency of the signal supplied by the first signal line is lower than a frequency of the signal supplied by the second signal line.Type: GrantFiled: March 9, 2021Date of Patent: March 12, 2024Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Groups Co., Ltd.Inventors: Zepeng Sun, Yong Zhang, Xianglei Qin, Jian Wang, Yanchen Li, Jian Lin, Limin Zhang, Zhichao Yang, Liangzhen Tang, Zhilong Duan, Yashuai An, Lingfang Nie, Honggui Jin, Li Tian
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Patent number: 11665130Abstract: A method for propagating a movement event message of a network entity, including: step 1) a network device maintaining a historical forwarded information list, wherein a network device capable of receiving a movement event message from an external system or device maintains an uplink port information table; step 2) after receiving the message, the network device performs matching using the table to obtain a forwarding port and forwarding information of the message, and constructs a movement event forwarding message using the information and forwards through the forwarding port; and step 3) after a device receives the message, searching for a matching forwarding port and forwarding information of the message in the information list, modifying the message using the forwarding information, and forwarding the modified message through the forwarding port. The method is able to propagate a movement event message to a network device responsible for related data transmission and forwarding.Type: GrantFiled: May 29, 2019Date of Patent: May 30, 2023Assignees: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO. LTDInventors: Jinlin Wang, Jun Chen, Gang Cheng, Xiaozhou Ye, Haojiang Deng, Lingfang Wang, Weining Qi
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Patent number: 11522784Abstract: A programmable network technology-based multi-homed network routing and forwarding method includes a data packet performing address-to-port matching a forwarding flow table address matching method; classifying addresses to matched ports corresponding to a destination address group; selecting a link information table and a port selection function, an appropriate port and a corresponding destination address group; cropping destination address groups of the remaining ports using an address filtering function and previous hop information carried in data to further crop the remaining destination address groups and addresses in the destination address group, a single destination address can be determined using a single address selection method, taking the single destination address using a universal routing and forwarding method to forward a packet to the destination address; otherwise, packaging the destination address group, and using a single address selection method to determine the single destination address hType: GrantFiled: December 21, 2017Date of Patent: December 6, 2022Assignees: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO., LTD.Inventors: Jinlin Wang, Jiali You, Pufang Ma, Lingfang Wang, Xiaozhou Ye, Gang Cheng
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Patent number: 11386103Abstract: A query enhancement system for constructing an elastic field based on a time delay, including: dividing a network node to obtain a set of containers composed of several containers, wherein the containers are nested and each container includes a management node for performing node organization, neighbor maintenance and query services within the container. Further, a query enhancement method for constructing an elastic field based on a time delay includes: carrying out same-layer non-intersection full-coverage division on a network node to obtain a set of containers that are nested, and execute a query flow without a given low time delay requirement which uses an existing query technique and a nearby query flow with a given low time delay requirement which uses a distributed nearby querying method to carry out a nearby query; with an actual query time delay index Ti less than the requirement of an upper time delay limit Ts.Type: GrantFiled: December 21, 2017Date of Patent: July 12, 2022Assignees: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO., LTD.Inventors: Jinlin Wang, Yiqiang Sheng, Gang Cheng, Xiaozhou Ye, Haojiang Deng, Lingfang Wang
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Patent number: 11349757Abstract: A ICN packet forwarding method, including: step 1) maintaining, by a network forwarding device, a network entity ID association state table, which is used for recording a state of the binding relationship between a network entity ID and a network address to which the network entity is associatively bound; after a network address binding relationship of the network entity changes due to location movement thereof, adding or updating, by the network forwarding device, a record of the network entity in the network entity ID association state table according to notification information of the network entity; and step 2) upon receipt of an ICN packet, by the network forwarding device, determining whether the ICN packet needs to be processed, according to information of the current network entity ID association state table; if yes, forwarding after processing the ICN packet; otherwise, directly forwarding the packet.Type: GrantFiled: December 17, 2018Date of Patent: May 31, 2022Assignees: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO., LTD.Inventors: Jinlin Wang, Jun Chen, Gang Cheng, Xiaozhou Ye, Haojiang Deng, Lingfang Wang, Weining Qi
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Patent number: 11231954Abstract: A method for generating a nested container with no intersection and same layer full coverage, including: giving a right undirected graph G(V, E, W) and network measurement index set {Ti} for dividing nodes in G, each network measurement index Ti corresponding to a Ci layer container set {Ci k}; deleting an edge weighing greater than Ti, and segmenting G into subgraphs, each a connected component; setting all nodes in the subgraph Gcm not in the Ci layer container as set L; selecting one node from set L as current anchor aj; starting with anchor aj, performing breadth-first search on all nodes in L and Ci+1 layer container containing aj with the path communicated therewith less than Ti forming a Ci layer container with anchor aj; setting j?=j+1, determining whether L is a null set; setting m=m+1, determining whether all subgraphs are processed; setting i=i?1, and determining whether i=1 is satisfied.Type: GrantFiled: December 21, 2017Date of Patent: January 25, 2022Assignees: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO., LTD.Inventors: Yiqiang Sheng, Jinlin Wang, Yi Liao, Xiaozhou Ye, Gang Cheng, Haojiang Deng, Lingfang Wang
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Patent number: 11218841Abstract: A fast query method for a mobile network entity dynamic location information, using a distributed container hierarchical nested structure to process registration and queries for location information, includes: after a network entity connects to a network attachment point after moving and obtains a new network address assignment, determining a series of a registered container, and then registering new location information corresponding to where the network entity is currently located, the location information containing at least current network address information; when a network forwarding device learns that the network entity is currently un-reachable, querying the new location information of the network entity from the container where the network entity was located before moving; and the container where the network entity was located before moving, after receiving the query request, obtains the new location information of the network entity by searching in the container and in a peer neighboring container sType: GrantFiled: December 21, 2017Date of Patent: January 4, 2022Assignees: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO. LTDInventors: Jinlin Wang, Jun Chen, Gang Cheng, Xiaozhou Ye, Haojiang Deng, Lingfang Wang, Weining Qi
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Publication number: 20210258282Abstract: A method for propagating a movement event message of a network entity, including: step 1) a network device maintaining a historical forwarded information list, wherein a network device capable of receiving a movement event message from an external system or device maintains an uplink port information table; step 2) after receiving the message, the network device performs matching using the table to obtain a forwarding port and forwarding information of the message, and constructs a movement event forwarding message using the information and forwards through the forwarding port; and step 3) after a device receives the message, searching for a matching forwarding port and forwarding information of the message in the information list, modifying the message using the forwarding information, and forwarding the modified message through the forwarding port. The method is able to propagate a movement event message to a network device responsible for related data transmission and forwarding.Type: ApplicationFiled: May 29, 2019Publication date: August 19, 2021Applicants: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO. LTDInventors: Jinlin WANG, Jun CHEN, Gang CHENG, Xiaozhou YE, Haojiang DENG, Lingfang WANG, Weining QI
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Patent number: 11057759Abstract: A mobile signaling management method uses a distributed container with a hierarchical nested structure to process the registration and query of location information of user equipment, including: first user equipment connected to a first network device, to obtain a first network address allocated by the first network device; the first user equipment registering to a first mobility management node binding information between the name of the first user equipment and the first network address, the first mobility management node being a node where the first user equipment is located after movement; the first user equipment updating to a second network device the binding information between the name of the first user equipment and the first network address; and the first user equipment updating to second user equipment at the communication peer end the binding information between the name of the first user equipment and the first network address.Type: GrantFiled: December 17, 2018Date of Patent: July 6, 2021Assignees: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO. LTD.Inventors: Weining Qi, Jun Chen, Lingfang Wang
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Publication number: 20210182215Abstract: A supported lightweight content filtering method for a hybrid storage system, the method includes: using an LRU queue and a Hash table to filter content, the access frequency of which is lower than a specified threshold (T), the time complexity being O(1). An LRU queue and a Hash table are used to support a quick content filtering method applicable to a hybrid storage system to filter content, the number of times same is accessed being lower than a specified threshold, and to use scarce storage resources to cache hot content that will be frequently accessed, thus improving a cache hit ratio.Type: ApplicationFiled: December 17, 2018Publication date: June 17, 2021Applicants: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO. LTDInventors: Jinlin WANG, Li DING, Lingfang WANG, Xiaodong ZHU
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Publication number: 20210067443Abstract: A ICN packet forwarding method, including: step 1) maintaining, by a network forwarding device, a network entity ID association state table, which is used for recording a state of the binding relationship between a network entity ID and a network address to which the network entity is associatively bound; after a network address binding relationship of the network entity changes due to location movement thereof, adding or updating, by the network forwarding device, a record of the network entity in the network entity ID association state table according to notification information of the network entity; and step 2) upon receipt of an ICN packet, by the network forwarding device, determining whether the ICN packet needs to be processed, according to information of the current network entity ID association state table; if yes, forwarding after processing the ICN packet; otherwise, directly forwarding the packet.Type: ApplicationFiled: December 17, 2018Publication date: March 4, 2021Applicants: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO., LTDInventors: Jinlin WANG, Jun CHEN, Gang CHENG, Xiaozhou YE, Haojiang DENG, Lingfang WANG, Weining QI
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Publication number: 20200367019Abstract: A fast query method for a mobile network entity dynamic location information, using a distributed container hierarchical nested structure to process registration and queries for location information, includes: after a network entity connects to a network attachment point after moving and obtains a new network address assignment, determining a series of a registered container, and then registering new location information corresponding to where the network entity is currently located, the location information containing at least current network address information; when a network forwarding device learns that the network entity is currently un-reachable, querying the new location information of the network entity from the container where the network entity was located before moving; and the container where the network entity was located before moving, after receiving the query request, obtains the new location information of the network entity by searching in the container and in a peer neighboring container sType: ApplicationFiled: December 21, 2017Publication date: November 19, 2020Applicants: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO. LTDInventors: Jinlin WANG, Jun CHEN, Gang CHENG, Xiaozhou YE, Haojiang DENG, Lingfang WANG, Weining QI
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Publication number: 20200358692Abstract: A programmable network technology-based multi-homed network routing and forwarding method includes a data packet performing address-to-port matching a forwarding flow table address matching method; classifying addresses to matched ports corresponding to a destination address group; selecting a link information table and a port selection function, an appropriate port and a corresponding destination address group; cropping destination address groups of the remaining ports using an address filtering function and previous hop information carried in data to further crop the remaining destination address groups and addresses in the destination address group, a single destination address can be determined using a single address selection method, taking the single destination address using a universal routing and forwarding method to forward a packet to the destination address; otherwise, packaging the destination address group, and using a single address selection method to determine the single destination address hType: ApplicationFiled: December 21, 2017Publication date: November 12, 2020Applicants: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO., LTDInventors: Jinlin WANG, Jiali YOU, Pufang MA, Lingfang WANG, Xiaozhou YE, Gang CHENG
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Publication number: 20200351634Abstract: A mobile signaling management method uses a distributed container with a hierarchical nested structure to process the registration and query of location information of user equipment, including: first user equipment connected to a first network device, to obtain a first network address allocated by the first network device; the first user equipment registering to a first mobility management node binding information between the name of the first user equipment and the first network address, the first mobility management node being a node where the first user equipment is located after movement; the first user equipment updating to a second network device the binding information between the name of the first user equipment and the first network address; and the first user equipment updating to second user equipment at the communication peer end the binding information between the name of the first user equipment and the first network address.Type: ApplicationFiled: December 17, 2018Publication date: November 5, 2020Applicants: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO. LTDInventors: Weining QI, Jun CHEN, Lingfang WANG
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Publication number: 20200167357Abstract: A query enhancement system for constructing an elastic field based on a time delay, including: dividing a network node to obtain a set of containers composed of several containers, wherein the containers are nested and each container includes a management node for performing node organization, neighbor maintenance and query services within the container. Further, a query enhancement method for constructing an elastic field based on a time delay includes: carrying out same-layer non-intersection full-coverage division on a network node to obtain a set of containers that are nested, and execute a query flow without a given low time delay requirement which uses an existing query technique and a nearby query flow with a given low time delay requirement which uses a distributed nearby querying method to carry out a nearby query; with an actual query time delay index Ti less than the requirement of an upper time delay limit Ts.Type: ApplicationFiled: December 21, 2017Publication date: May 28, 2020Applicants: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO., LTD.Inventors: Jinlin WANG, Yiqiang SHENG, Gang CHENG, Xiaozhou YE, Haojiang DENG, Lingfang WANG
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Publication number: 20200167182Abstract: A method for generating a nested container with no intersection and same layer full coverage, including: giving a right undirected graph G(V, E, W) and network measurement index set {Ti} for dividing nodes in G, each network measurement index Ti corresponding to a Ci layer container set {Ci k}; deleting an edge weighing greater than Ti, and segmenting G into subgraphs, each a connected component; setting all nodes in the subgraph Gcm not in the Ci layer container as set L; selecting one node from set L as current anchor aj; starting with anchor aj, performing breadth-first search on all nodes in L and Ci+1 layer container containing aj with the path communicated therewith less than Ti forming a Ci layer container with anchor aj; setting j?=j+1, determining whether L is a null set; setting m=m+1, determining whether all subgraphs are processed; setting i=i-1, and determining whether i=1 is satisfied.Type: ApplicationFiled: December 21, 2017Publication date: May 28, 2020Applicants: INSTITUTE OF ACOUSTICS, CHINESE ACADEMY OF SCIENCES, BEIJING HILI TECHNOLOGY CO., LTDInventors: Yiqiang SHENG, Jinlin WANG, Yi LIAO, Xiaozhou YE, Gang CHENG, Haojiang DENG, Lingfang WANG