公开(公告)号：US20240112193A1

公开(公告)日：2024-04-04

申请号：US18452228

申请日：2023-08-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongjoon KIM ,  Younghwan RYU ,  Sungwook WON ,  Geunseok JANG ,  Yonggil HAN

IPC: G06Q20/40 ,  G06Q20/02

CPC classification number: G06Q20/409 ,  G06Q20/02 ,  G06Q20/4016

Abstract: An electronic device is provided. The electronic device includes a communication circuit, a memory configured to store a partial ledger including a part of a full ledger for a blockchain network or the full ledger, and a processor. The processor is configured to generate a first transaction using a smart contract including shared data of the electronic device and information on an external user to receive the shared data, request to transmit the first transaction to the blockchain network, verify the first transaction using a node creating at least one block corresponding to each of at least one transaction, transmit the first transaction to the blockchain network, create a first block corresponding to the first transaction, verify a second transaction based on receiving a second transaction, execute the smart contract, and to create a second block corresponding to the second transaction.

公开(公告)号：US20230261888A1

公开(公告)日：2023-08-17

申请号：US18301633

申请日：2023-04-17

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungwook WON ,  Woongah YOON ,  Seungmin HA ,  Jinsu JO

IPC: H04L9/00

CPC classification number: H04L9/50

Abstract: An electronic device constituting a blockchain node included in a blockchain network is provided. The electronic device includes a communication circuit configured to at least one of transmit a signal to or receive another signal from one or more external devices, a memory configured to store a partial ledger including a part of an entire ledger for the blockchain network, the partial ledger including at least one block corresponding to respective at least one transaction in which the electronic device has participated in a consensus, and at least one processor electrically connected to the communication circuit and the memory, wherein the at least one processor is configured to execute a transaction related to the electronic device, according to the execution of the transaction, generate a block which includes block data for the transaction, and a hash field including previous block information in the entire ledger and previous block information in the partial ledger, and to store the block in the memory in association with the partial ledger.

公开(公告)号：US20220239509A1

公开(公告)日：2022-07-28

申请号：US17722888

申请日：2022-04-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Wooseok JANG ,  Moonsung NA ,  Sungwook WON ,  Sunghyuk LEE ,  Youna LEE ,  Euiheon JEONG ,  Seongmin JE ,  Jinsu JO ,  Jongkeun CHOI

IPC: H04L9/00 ,  H04L9/08 ,  H04L9/32

Abstract: An electronic device is provided. The electronic device includes a memory, a communication circuit, a display, and a processor connected to the memory, the communication circuit, and the display, wherein the memory stores instructions which, when executed, cause the processor to acquire device information relating to a plurality of external electronic devices, on the basis of the device information, select a plurality of distribution storage devices for storing a distribution key from among the plurality of external electronic devices, generate a plurality of distribution keys obtained by dividing mnemonic information or a seed value for generating a key for electronically signing data to be transmitted to a blockchain network, and control the communication circuit such that the plurality of distribution keys are distributed and transmitted to the plurality of distribution storage devices.