Blockchain

GENERATIVE CONTROL OF PLAYBACK DEVICES

Resumen de: US2025225171A1

Generative media content (e.g., generative audio) can be dynamically generated based on various inputs, which can include blockchain data. A playback device accesses blockchain data stored via a distributed ledger and generates media content based at least in part on the blockchain data. The playback device can access a library of pre-existing media segments and arrange a selection of pre-existing media segments from the library for playback according to a generative media content model and based at least in part on the blockchain data. The generated media content can then be played back via the playback device.

ACCOMMODATION SHARING DEVICE USING BLOCKCHAIN AND OPERATION METHOD THEREFOR

Resumen de: US2025225210A1

An electronic device according to an embodiment of the present disclosure that is an accommodation sharing device using a blockchain may include a communication module configured to perform open or closed communication with external electronic devices, a processor configured to control an operation of the communication module, and a memory operatively connected to the processor. The memory may include instructions. When the instructions are executed by the processor, the electronic device may generate a first CID including information on a first house or a room of the house provided by a first user. When the instructions are executed by the processor, the electronic device may generate a blockchain for a block of accommodations including specific tag information with which the first CID is able to be identified, in a pair if a security for securing provision of the first house or the room of the house is paid. When the instructions are executed by the processor, the electronic device may generate a blockchain for transferring a possession right of the first house or the room of the house in a form of a non-fungible token (NFT) and provides the NFT to the first user. In addition, various embodiments can be made.

BLOCKCHAIN REGISTRY SCALING

Resumen de: US2025225124A1

A request to perform a migration of a domain of a name service is received. The name service is implemented using at least a first blockchain network and a second blockchain network different from the first blockchain network. It is determined whether the domain is managed on the first blockchain network or the second blockchain network. A domain registry of at least the first blockchain network or the second blockchain network tracks a first group of domains managed on the first blockchain network and a second group of domains managed on the second blockchain network. The migration of the domain is performed between the first blockchain network and the second blockchain network based on the determination of whether the domain is managed on the first blockchain network or the second blockchain network.

BLOCKCHAIN TRANSACTION PROCESSING METHOD, RELATED DEVICE, AND MEDIUM

Resumen de: US2025226992A1

A blockchain transaction processing method, a related device, and a medium. The method includes: receiving a transaction request from a target relay node and a first signature, the first signature being generated by signing the transaction request using a first signature algorithm of the blockchain node, the transaction request including a transaction sub-request received by the target relay node from a terminal, the transaction sub-request having a second signature, and the second signature being generated by using a second signature algorithm in a terminal contract; performing first signature verification on the first signature by using the first signature algorithm; and invoking a relay contract of the target relay node after the first signature verification succeeds, to perform second signature verification on the transaction sub-request by using the second signature algorithm.

BLOCKCHAIN-BASED PLATFORM-INDEPENDENT PERSONAL PROFILES

Resumen de: US2025226990A1

Methods and systems are presented for using blockchain technologies to establish and manage personal profiles for users. A credential system registers a user by generating a token associated with a blockchain for the user, and storing authentication data associated with the user in the blockchain. The authentication data may include encoded data that represents an identification document and biometric data. After registering the user with the credential system, a verifier device can authenticate the user via the credential system using the authentication data stored on the user device. Additional information, such as interaction data associated with the user's interaction with various computer system can be added to the blockchain using the token generated for the user. The interaction data of the user with various computer systems, collectively, forms a universal personal profile of the user, and can be used by the various computer systems to manage the user.

DATA PROCESSING METHOD AND APPARATUS FOR BLOCKCHAIN, DEVICE, MEDIUM, AND PRODUCT

Resumen de: US2025226997A1

Embodiments of this disclosure disclose a data processing method and apparatus for a blockchain, a device, a medium, and a product, which are applicable to the field of blockchain technologies. The method includes: packaging a first object operation transaction submitted by a first service object and a second object operation transaction submitted by a second service object in a to-be-assembled transaction pool to obtain an initial on-chain transaction, both the second service object and the first service object being off-chain registered objects; performing on-chain signing processing on the initial on-chain transaction by using private key information of a service providing object, and constructing a target on-chain transaction based on on-chain transaction signature information and transaction parameters in the initial on-chain transaction; and transmitting, when the service providing object is an on-chain registered object, the target on-chain transaction to a consensus node associated with a blockchain. According to the embodiments of this disclosure, occupation of storage space of the blockchain by a registration transaction of a service object can be reduced, and security of a key of the off-chain registered object can be improved.

SECURE AND TRUSTWORTHY BRIDGE FOR TRANSFERRING ASSETS ACROSS DIFFERENT NETWORKS WITH AN UPDATING POOL OF WARDENS

Resumen de: US2025226998A1

Described herein are systems and methods for providing the secure transfer of assets between blockchain networks. The system can include a secure-execution server configured to execute a bridge program to cause the secure-execution server to perform operations may include: determining to initiate a migration; receiving a portion of the first master secret; receiving a listing of first and/or second assets generating a second master secret; generating corresponding second portions; deriving address information; generating second transaction-data and first transaction-data; generating a migration-prepared data-object; generating a migration-prepared instruction; sending the corresponding migration-prepared instruction; sending the second portion of the second master secret; and sending a complete migration request.

SYSTEM AND PROCESS FOR DIGITAL LABEL AND COMPLIANCE AUTHENTICATION

Resumen de: US2025226996A1

A system, and associated devices and methods, capable of linking user of products like seeds or food products to regulatory information or other information associated with specific batches or lots of the product. The system can use a blockchain data network and smart contracts to ensure security and accuracy in the supplied information.

CRYPTOCURRENCY HARDWARE WALLET ON MONOLITHIC CHIP WITH COMMON PHYSICAL COUNTERMEASURES AND SECURE MEMORY

Resumen de: US2025225507A1

An electronic hardware wallet for conducting cryptocurrency transactions, blockchain transactions, or other secure communications is embodied on a monolithic integrated circuit (IC) die supported on a single substrate. The monolithic semiconductor device can include a non-volatile data store for storing application software executable by the multi-core processor, and the secure element can include a secure data store for storing secret data (e.g., a private key) for use in a secure electronic transaction. In some embodiments, the secure element can include hardware logic embodying a cryptocurrency algorithm associated with executing the secure electronic transaction and can have a limited and selective communication bus between the secure element and the multi-core processor. The electronic hardware wallet can communicatively couple with one or more other devices to facilitate a multi-party computation (MPC) algorithm for authenticating the cryptocurrency algorithm and validating the secure electronic transaction.

SYSTEM AND METHOD TO EVALUATE ENGAGEMENT SCORE OF A SOCIAL MEDIA POST

Resumen de: WO2025147291A1

A system to evaluate engagement score of at least one of a social media post is disclosed. The system includes a processing subsystem including a registration module to register users in an integrated database by creating user profile. The registration module is to link social media platforms associated with the users with the user profile. The processing subsystem includes a bio page module to fetch parameters corresponding to the social media post from the social media platforms. The bio page module is to generate hash value corresponding to the parameters to append the parameters in a blockchain network. The processing subsystem includes a scoring module to normalize the number of likes, the number of shares and the number of comments to obtain respective normalized values. The scoring module is to add the respective normalized values upon multiplying the respective normalized values to obtain the engagement score.

VERIFICATION OF DATA FIELDS OF BLOCKCHAIN TRANSACTIONS

Resumen de: EP4583455A2

A computer-implemented method of generating a secondary transaction identifier of a target transaction which enables a querying user to determine whether the target transaction comprises a candidate data field. The method comprises identifying a set of data fields of the target transaction, each data field comprising respective data of the transaction; and generating a transaction hash tree. Each data field is hashed to generate a respective one of a plurality of leaf hashes of the transaction hash tree. The root hash of the transaction hash tree comprises the secondary transaction identifier.

SYSTEM APPARATUS AND METHOD FOR PROVIDING PLASTIC RECYCLING SERVICE BASED ON BLOCKCHAIN

Resumen de: US2025217778A1

Embodiments of the present disclosure provide a system, apparatus, and method for providing a recycling service for a plastic using a blockchain. The system includes a first electronic device of a collection company for collecting recycled materials from waste products; a second electronic device of a recycling company for compounding the recycled material with at least one additive to prepare a composite material; and a third electronic device of a production company for producing a product using the composite material.

CRYPTOCURRENCY HARDWARE WALLET ON MONOLITHIC CHIP WITH COMMON PHYSICAL COUNTERMEASURES AND SECURE MEMORY

Resumen de: EP4583029A1

An electronic hardware wallet for conducting cryptocurrency transactions, blockchain transactions, or other secure communications is embodied on a monolithic integrated circuit (IC) die supported on a single substrate. The monolithic semiconductor device can include a nonvolatile data store for storing application software executable by the multi-core processor, and the secure element can include a secure data store for storing secret data (e.g., a private key) for use in a secure electronic transaction. In some embodiments, the secure element can include hardware logic embodying a cryptocurrency algorithm associated with executing the secure electronic transaction and can have a limited and selective communication bus between the secure element and the multi-core processor. The electronic hardware wallet can communicatively couple with one or more other devices to facilitate a multi-party computation (MPC) algorithm for authenticating the cryptocurrency algorithm and validating the secure electronic transaction.

Automatic remittance system and method using electronic payment and blockchain

Resumen de: KR20250104099A

전자결제 및 블록체인을 활용한 자동 송금 시스템 및 방법이 개시된다. 전자결제 및 블록체인을 활용한 자동 송금 방법으로서, 전자결제 시스템을 통하여 지출결의 품의서를 작성하는 단계; 품의서 작성시 지정된 항목들을 지출결의 품의서에 추가하는 단계; 결제라인에 결제와 합의를 할 사람들을 추가하고 전자결제 상신을 하는 단계; 블록체인 멤버인 결제 라인 담당자들이 결제를 수행하는 단계; 결제가 완료되면 전자결제 시스템이 상기 항목들을 기준으로 블록체인을 통한 송금 프로세스를 진행하는 단계; 송금이 끝나고 나면 송금완료 내용을 상기 결제 라인 담당자들에게 문자 메시지 또는 카톡 메시지로 전송하는 단계; 및 송금증을 P2I(가상프린터)를 통하여 이미지로 생성하고, 생성된 이미지를 아카이빙하는 단계를 포함하는 자동 송금 방법이 제공된다.

Entertainment industry worker evaluation system using blockchain

Resumen de: KR20250104374A

본 발명은 블록체인 기반의 연예종사자(배우, 가수, 모델, 크리에이터, 연예인지망생, 스탭) 평가 시스템에 관한 것이다. 연예종사자 프로필 데이터를 블록체인에 기록하고, 이를 바탕으로 AI가 프로필 점수를 평가한다. 평가 점수는 기업에 연예종사자를 추천하는데 사용되며, 출연작품 정보, 출연료, 기업평가 점수, SNS 인기도, 성실도 등의 다양한 요소를 포함한다.

APPARATUS AND METHOD FOR RECORDING STOCK TRADING USING BLOCK CHAIN AND PROVIDING TAX INFORMATION RELATED WITH RECORDING STOCK TRADING

Resumen de: KR20250104658A

본 발명에서는 블록체인을 이용하는 주식 거래 기록 장치 및 방법 및 주식 거래 기록과 관련되는 세금 정보를 제공하는 방법이 개시된다. 또한 본 발명의 주식 거래 기록 장치는 블록체인을 기반으로 하며 여러 노드로 구성된 블록체인 네트워크를 포함한다. 주식 거래 정보는 트랜잭션으로 블록체인에 기록되고, 해당 정보는 주식의 실제 거래량 및 가격을 포함하는 저장부로 구성된다. 이 정보를 기반으로 첫 번째 수익률 정보가 생성되어 블록체인에 저장되며, 또한 주식 운영사에 의해 공개된 두 번째 수익률 정보와 비교하여 주식 수익률을 검증하는 기능을 수행한다. 또한 수익률 검증 과정에서 조작 횟수를 추정하고, 추정된 조작 횟수가 특정 기준치 범위에 속하는 경우 해당 주식 운영사에 대한 정보를 블록체인에 전파한다. 추정된 조작 횟수가 특정 범위 내에 있으면서도 다른 기준치를 넘어선 경우에는 해당 정보를 블록체인에 전파하지 않고 사용자 단말에는 공유하지 않는다. 최종적으로 추정된 조작 횟수가 더 높은 범위에 속하는 경우에는 해당 정보를 블록체인에 전파하고 사용자 단말에도 공유하며, 동시에 기준치 중 하나를 더 낮은 값으로 재설정한다.

System for providing content based on a blockchain state channel and method therefor

Resumen de: KR20250104343A

블록체인 상태 채널을 기초로 컨텐츠를 제공하기 위한 시스템은 소정의 조건이 만족되면, 사용자장치와 상기 사용자장치에게 서비스를 제공하는 서비스장치 간 상태 채널을 생성하는 은행컨트랙트를 실행하는 블록체인 네트워크를 구성하는 복수의 노드 중 하나 이상의 제1 노드와, 사용자장치가 상기 상태 채널 상에서 합의된 단위 액수의 토큰을 순차로 전송하면, 상기 합의된 단위 액수의 토큰을 전달하는 엔드모듈을 실행하는 상기 블록체인 네트워크를 구성하는 복수의 노드 중 하나 이상의 제2 노드와, 상기 합의된 단위 액수의 토큰을 수신할 때마다, 상기 서비스장치가 상기 합의된 단위의 토큰에 대응하여 합의된 단위 분량의 컨텐츠를 상기 사용자장치에 제공하도록 제어하되 상기 합의된 단위 액수의 토큰의 수신을 상기 블록체인에 기록하지 않는 서비스컨트랙트를 실행하는 상기 블록체인 네트워크를 구성하는 복수의 노드 중 하나 이상의 제3 노드를 포함한다.

NETWORK SYSTEM FOR PERMISSIONED BLOCKCHAIN CONSENSUS PROTOCOL BASED ON TRANSACTION REPUTATION WITHIN PARTSBOOK SYSTEM AND METHOD FOR PROCESSING THE SAME

Resumen de: KR20250102849A

본 발명은 파츠북 시스템 내에서 발생하는 거래의 건전성을 유지하기 위해 신뢰를 더욱 구체적인 방식으로 수치화하여 이를 토대로 보다 알기 쉬운 형태로 거래가 성립할 수 있도록 개선된 파츠북 시스템 내 거래 평판 기반 허가형 블록체인 합의 프로토콜을 위한 네트워크 시스템 및 그 수행 방법에 관한 것이다. 본 발명은 관리자 노드와 대리점 노드로 구분되는 허가형 블록체인 네트워크 시스템에 있어서, 상기 관리자 노드는, 상기 대리점 노드의 블록체인 네트워크의 참가 여부를 지정할 수 있고, 합의과정에 참가하여 노드의 검증자 지정을 수행하고, 상기 대리점 노드는, 상기 블록체인 네트워크 위에서 판매자 노드 또는 구매자 노드가 될 수 있으며, 모든 노드는, 파츠북 프로그램과 블록체인 DB로 구성되고, 상기 파츠북 프로그램을 통해 구매 및 판매, 거래 후 평판 등록을 수행할 수 있는 파츠북 시스템 내 거래 평판 기반 허가형 블록체인 합의 프로토콜을 위한 네트워크 시스템을 제공한다. "이 출원은 과학기술정보통신부의 재원으로 연구개발특구진흥재단-기술사업화 역량강화 사업의 지원을 받아 수행된 연구임(2022-BS-RD-0034-01)" "This research was supported by the technology transfer and commercialization Program through INNOPOLIS Foundation fun

Malicious comment detection and activity recording system using artificial intelligence and blockchain

Resumen de: KR20250102400A

본 발명의 일 실시예에 따른 악성 댓글 탐지 및 활동 기록 시스템은, 의뢰자 단말기와 네트워크를 통해 연결되는 악성 댓글 탐지 및 활동 기록 시스템에 있어서, 의뢰자 단말기로부터 의뢰 정보를 전송받으며, 전송받은 의뢰 정보에 대응하는 댓글 정보를 탐지하고 악성 댓글을 식별하는 댓글 탐지부; 식별된 악성 댓글에 따른 댓글 정보를 사용자 기록으로 생성하여 저장하는 댓글 관리부; 악성 댓글의 사용자에 대응되는 댓글 정보를 활동 기록으로 생성하여 저장하는 활동 관리부; 및 사용자 기록 및 활동 기록을 의뢰 정보를 전송한 의뢰자 단말기에 전송하는 감시 유도부를 포함하는 것을 특징으로 할 수 있다.

METHOD OF OPERATING BLOCKCHAIN-BASED ELECTRONIC DEVICE TO ISSUING COINS ACCORDING TO CARBON ABSORPTION AND SUPPORTING TRANSACTIONS OF ISSUED COINS

Nº publicación: KR20250103196A 07/07/2025

Solicitante:

국립강릉원주대학교산학협력단