Patents by Inventor Eun-Jin Yun
Eun-Jin Yun 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: 20240080320Abstract: A server according to an embodiment includes a processor configured to receive a friend add request for a target account from a user terminal accessed with a user account; based on one of the user account and the target account being a protected account, transmit an approval request for the friend add request to a protector account connected to the protected account; and based on receiving a reply to the approval request from the protector terminal, add the target account to a friend list of the user account.Type: ApplicationFiled: April 27, 2023Publication date: March 7, 2024Inventors: You Jin KIM, Jung Woo CHOI, Jenog Ryeol CHOI, Joong Seon KIM, Hong Chan YUN, Ju Ho CHUNG, Do Hyun YOUN, Hyung Min KIM, Hyun Ok CHOI, Chun Ho KIM, Soo Beom KIM, Min Jeong KIM, Chang Oh HEO, Eun Soo HEO
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Publication number: 20230196753Abstract: An object recognition device including an artificial neural network (NN) engine configured to receive learning data and weights, make an object recognition model (ORM) learn by using the received information, and provide selected weight data including weights from the selected portion of the weights, and further configured to receive a feature vector, and apply the feature vector extracted from an object data that constructs the object and the selected weight data to the learned ORM to provide an object recognition result, a nonvolatile memory (NVM) configured to store the learned ORM, and an error correction code (ECC) engine configured to perform an ECC encoding on the selected weight data to generate parity data, provide the selected weight data and the parity data to the NVM, and provide the selected weight data to the NN engine by performing an ECC decoding on the selected weight data based on the parity data.Type: ApplicationFiled: February 20, 2023Publication date: June 22, 2023Applicant: Samsung Electronics Co., Ltd.Inventors: Eun-Jin YUN, Sung-Joon Kim, Sang-Hoan Chang
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Patent number: 11644992Abstract: A storage system performing data deduplication includes a storage device configured to store data received from a host, and a controller configured to receive the data and an index associated with the data received from the host. The controller includes a memory configured to store mapping information and a reference count, the mapping information associating the index received from the host with a physical address of the storage system, the reference count associated with the index received from the host. The controller determines whether the data received from the host corresponds to a duplicate of data previously stored in the storage device by reading, from the memory, the mapping information and the reference count, the reading based on the index received from the host. The controller performs a deduplication process by updating the reference count if the data received from the host corresponds to the duplicate of data previously stored.Type: GrantFiled: November 16, 2017Date of Patent: May 9, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Sung-kug Cho, Byoung-young Ahn, Eun-jin Yun, Yang-seok Ki, Sil-wan Chang, Seok-chan Lee
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Patent number: 11586848Abstract: An object recognition device including an artificial neural network (NN) engine configured to receive learning data and weights, make an object recognition model (ORM) learn by using the received information, and provide selected weight data including weights from the selected portion of the weights, and further configured to receive a feature vector, and apply the feature vector extracted from an object data that constructs the object and the selected weight data to the learned ORM to provide an object recognition result, a nonvolatile memory (NVM) configured to store the learned ORM, and an error correction code (ECC) engine configured to perform an ECC encoding on the selected weight data to generate parity data, provide the selected weight data and the parity data to the NVM, and provide the selected weight data to the NN engine by performing an ECC decoding on the selected weight data based on the parity data.Type: GrantFiled: February 6, 2019Date of Patent: February 21, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Eun-Jin Yun, Sung-Joon Kim, Sang-Hoan Chang
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Patent number: 11183254Abstract: A method of operating a controller that controls a non-volatile memory device having a first memory block and a second memory block. The controller may detect invalid data of the first memory block, determine whether the detected invalid data is less than a reference value, and execute a secure erase operation of changing a voltage distribution of the detected invalid data based on a result of the determination. According to this method, it may be possible to enhance security of data stored in the non-volatile memory device, to prevent a physical erase operation from being excessively performed, and to increase the life span of the non-volatile memory device.Type: GrantFiled: September 21, 2020Date of Patent: November 23, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Eun-Jin Yun, Sung June Youn
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Patent number: 11182078Abstract: A data storage device and a method of operating the same are provided. The data storage device includes a first non-volatile memory device, a second non-volatile memory device, and a management module. The management module receives a multi-access command including first and second physical addresses which are different from each other from a host, generates and sends a first access command including the first physical address to the first non-volatile memory device, and generates and sends a second access command including the second physical address to the second non-volatile memory device. The data storage device performs the first and second access commands on the first and second physical addresses, respectively.Type: GrantFiled: October 17, 2019Date of Patent: November 23, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eun Jin Yun, Sil Wan Chang
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Publication number: 20210005273Abstract: A method of operating a controller that controls a non-volatile memory device having a first memory block and a second memory block. The controller may detect invalid data of the first memory block, determine whether the detected invalid data is less than a reference value, and execute a secure erase operation of changing a voltage distribution of the detected invalid data based on a result of the determination. According to this method, it may be possible to enhance security of data stored in the non-volatile memory device, to prevent a physical erase operation from being excessively performed, and to increase the life span of the non-volatile memory device.Type: ApplicationFiled: September 21, 2020Publication date: January 7, 2021Inventors: EUN-JIN YUN, SUNG JUNE YOUN
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Publication number: 20200349064Abstract: A storage device includes nonvolatile memory devices, a connector that includes connection terminals, and a controller that communicates with an external host device through the connector and to control the nonvolatile memory devices. The connector provides the external host device with detection information in response to the connector being connected with the external host device. Power is supplied from the external host device to the controller and the nonvolatile memory devices through the connector in response to the providing of the detection information. The connector provides the external host device with information of a communication type in which the controller communicates with the external host device, after the power is supplied. The communication type is one of a first communication type and a second communication type. The controller configures the connection terminals to correspond to a single or dual port based on a signal received from the external host device.Type: ApplicationFiled: July 21, 2020Publication date: November 5, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gwangman LIM, Eun-Jin YUN
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Patent number: 10818328Abstract: A nonvolatile memory device includes a control logic circuit that receives a read command from outside the nonvolatile memory device, a memory cell array which includes a plurality of memory cells connected to a plurality of word lines, an address generator that generates a plurality of addresses based on read information from the outside of the nonvolatile memory device, an address decoder sequentially selects a plurality of pages in at least one word line, which correspond to the plurality of addresses, a page buffer circuit that is connected to the memory cell array through a plurality of bit lines, and prepares a plurality of sequential data from memory cells connected to the selected pages by the address decoder, and an input/output circuit that continuously outputs the plurality of sequential data from the page buffer circuit to the outside of the nonvolatile memory device through data lines.Type: GrantFiled: April 1, 2019Date of Patent: October 27, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung Joon Kim, Eun-Jin Yun, Sanghoan Chang
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Patent number: 10818367Abstract: A method of operating a controller that controls a non-volatile memory device having a first memory block and a second memory block. The controller may detect invalid data of the first memory block, determine whether the detected invalid data is less than a reference value, and execute a secure erase operation of changing a voltage distribution of the detected invalid data based on a result of the determination. According to this method, it may be possible to enhance security of data stored in the non-volatile memory device, to prevent a physical erase operation from being excessively performed, and to increase the life span of the non-volatile memory device.Type: GrantFiled: March 26, 2019Date of Patent: October 27, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Eun-Jin Yun, Sung June Youn
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Patent number: 10769044Abstract: A storage device and a method for indicating a state of a storage device are provided. The storage device may include nonvolatile memory devices, a controller that controls the nonvolatile memory devices, a display device, and a display controller that controls the display device. The display controller may control the display device to display different colors respectively corresponding to states of the storage device. The states may include an access state in which the controller accesses the nonvolatile memory devices according to a request from an external host device, a standby state in which the controller is ready to perform the request from the external host device, a device fail state in which the controller and the nonvolatile memory devices cannot operate, and a replacement state in which the controller and the nonvolatile memory devices are selected for replacement.Type: GrantFiled: December 20, 2017Date of Patent: September 8, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gwangman Lim, Eun-Jin Yun
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Patent number: 10719435Abstract: A storage device includes nonvolatile memory devices, a connector that includes connection terminals, and a controller that communicates with an external host device through the connector and to control the nonvolatile memory devices. The connector provides the external host device with detection information in response to the connector being connected with the external host device. Power is supplied from the external host device to the controller and the nonvolatile memory devices through the connector in response to the providing of the detection information. The connector provides the external host device with information of a communication type in which the controller communicates with the external host device, after the power is supplied. The communication type is one of a first communication type and a second communication type. The controller configures the connection terminals to correspond to a single or dual port based on a signal received from the external host device.Type: GrantFiled: January 5, 2018Date of Patent: July 21, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gwangman Lim, Eun-Jin Yun
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Publication number: 20200050363Abstract: A data storage device and a method of operating the same are provided. The data storage device includes a first non-volatile memory device, a second non-volatile memory device, and a management module. The management module receives a multi-access command including first and second physical addresses which are different from each other from a host, generates and sends a first access command including the first physical address to the first non-volatile memory device, and generates and sends a second access command including the second physical address to the second non-volatile memory device. The data storage device performs the first and second access commands on the first and second physical addresses, respectively.Type: ApplicationFiled: October 17, 2019Publication date: February 13, 2020Inventors: Eun Jin YUN, Sil Wan CHANG
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Publication number: 20200035278Abstract: A nonvolatile memory device includes a control logic circuit that receives a read command from outside the nonvolatile memory device, a memory cell array which includes a plurality of memory cells connected to a plurality of word lines, an address generator that generates a plurality of addresses based on read information from the outside of the nonvolatile memory device, an address decoder sequentially selects a plurality of pages in at least one word line, which correspond to the plurality of addresses, a page buffer circuit that is connected to the memory cell array through a plurality of bit lines, and prepares a plurality of sequential data from memory cells connected to the selected pages by the address decoder, and an input/output circuit that continuously outputs the plurality of sequential data from the page buffer circuit to the outside of the nonvolatile memory device through data lines.Type: ApplicationFiled: April 1, 2019Publication date: January 30, 2020Inventors: Sung Joon KIM, Eun-Jin YUN, SANGHOAN CHANG
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Publication number: 20200034666Abstract: An object recognition device including an artificial neural network (NN) engine configured to receive learning data and weights, make an object recognition model (ORM) learn by using the received information, and provide selected weight data including weights from the selected portion of the weights, and further configured to receive a feature vector, and apply the feature vector extracted from an object data that constructs the object and the selected weight data to the learned ORM to provide an object recognition result, a nonvolatile memory (NVM) configured to store the learned ORM, and an error correction code (ECC) engine configured to perform an ECC encoding on the selected weight data to generate parity data, provide the selected weight data and the parity data to the NVM, and provide the selected weight data to the NN engine by performing an ECC decoding on the selected weight data based on the parity data.Type: ApplicationFiled: February 6, 2019Publication date: January 30, 2020Applicant: Samsung Electronics Co., Ltd.Inventors: Eun-Jin Yun, Sung-Joon Kim, Sang-Hoan Chang
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Publication number: 20200027512Abstract: A method of operating a controller that controls a non-volatile memory device having a first memory block and a second memory block. The controller may detect invalid data of the first memory block, determine whether the detected invalid data is less than a reference value, and execute a secure erase operation of changing a voltage distribution of the detected invalid data based on a result of the determination. According to this method, it may be possible to enhance security of data stored in the non-volatile memory device, to prevent a physical erase operation from being excessively performed, and to increase the life span of the non-volatile memory device.Type: ApplicationFiled: March 26, 2019Publication date: January 23, 2020Inventors: EUN-JIN YUN, SUNG JUNE YOUN
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Patent number: 10481799Abstract: A data storage device and a method of operating the same are provided. The data storage device includes a first non-volatile memory device, a second non-volatile memory device, and a management module. The management module receives, from a host, an external multi-access command including first and second physical addresses which are different from each other, generates and sends a first access command including the first physical address to the first non-volatile memory device, and generates and sends a second access command including the second physical address to the second non-volatile memory device. The data management module performs operations on the first and second non-volatile memory devices based on the first and second access commands and the first and second physical addresses, respectively. The data storage device may be a solid state drive (SSD) including NAND flash memory, and the multi-access command may be a multi-write, multi-read, or multi-erase command.Type: GrantFiled: February 17, 2017Date of Patent: November 19, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eun Jin Yun, Sil Wan Chang
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Patent number: 10360156Abstract: A method of operating a data storage device in which a nonvolatile memory is included and a mapping table defining a mapping relation between a physical address and a logical address of the nonvolatile memory is stored in a host memory buffer of a host memory includes requesting a host for an asynchronous event based on information about a map miss that the mapping relation about the logical address received from the host is not included in the mapping table, receiving information about the host memory buffer adjusted by the host based on the asynchronous event, and updating the mapping table to the adjusted host memory buffer with reference to the information about the host memory buffer. A method of operating a data storage device according to example embodiments of the inventive concept can reduce the number of map misses or improve reliability of a nonvolatile memory.Type: GrantFiled: July 18, 2017Date of Patent: July 23, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Eun-Jin Yun, Sil Wan Chang
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Patent number: D848432Type: GrantFiled: August 17, 2017Date of Patent: May 14, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: G. M Lim, Eun-jin Yun, Hyuk-jun Yoo
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Patent number: D862475Type: GrantFiled: August 17, 2017Date of Patent: October 8, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: G. M Lim, Eun-jin Yun