Abstract: A control method implemented by a computer operable as one of a plurality of processing nodes arranged in a redundant configuration in a first blockchain, the control method including: detecting generation of transaction data related to a first transaction in the first blockchain stored in each of the processing nodes; and controlling whether or not to transmit a second transaction to be executed after the first transaction to a second blockchain on a basis of the detected transaction data.

Abstract: A control method including: acquiring state data corresponding a current state from a first blockchain network managing a first distributed ledger, wherein parameters relating to a series of transactions executed via a plurality of blockchain networks, a procedure of the transactions corresponding to the current state of the series of transactions, and a condition relating to a state transition in the series of transactions are defined in the first distributed ledger; transmitting an execution instruction for the transactions corresponding to the current state to the blockchain networks included in the plurality of blockchain networks; and determining a state transition destination of the current state of the series of transactions by linking with the first blockchain network, based on the condition defined in the acquired state data, when a result of processing the transmitted execution instruction for the transactions in the blockchain networks of the plurality of blockchain networks is received.

Abstract: An object detection device includes: a transmitter transmitting a transmission wave to an outside including a road surface; a receiver receiving a reflected wave of the transmission wave being reflected by an object as a reception wave; a CFAR processor acquiring a CFAR signal at a predetermined detection timing by CFAR processing based on a value of a first processing target signal based on a reception wave received at the detection timing and an average value of values of second processing target signals based on the reception waves received in predetermined sections before and after the detection timing; and an estimator estimating an absorption and attenuation value corresponding to the average value based on a road surface reflection estimation expression that defines a relation between the average value and the absorption and attenuation value in advance.

Abstract: A control system includes a plurality of nodes configured to: manage a first blockchain that records a scheduled time point at which transaction information is enabled, specify the transaction information for which the scheduled time point has elapsed based on contents of the first blockchain, and record the specified transaction information in the first blockchain; one or more nodes; an information processing device configured to transmit the transaction information specified by a node of the plurality of nodes that satisfies a certain condition among the plurality of nodes to each node of the one or more nodes based on the recorded of the first blockchain, wherein each node of the one or more nodes is configured to: manage a second blockchain that records enabled transaction information, generate a block that includes the transaction information, and add the block to the second blockchain.

Abstract: A control method includes generating third key information, when receiving a recording request for asset information to a blockchain and first key information, based on the first key information and second key information stored in a specific storage area, generating fourth key information by decrypting key information associated with the blockchain among a plurality of pieces of encrypted key information, by using the generated third key information, transmitting the fourth key information and the recording request to the blockchain.

Abstract: A control method implemented by a first node in a blockchain network, the blockchain network including the first node that stores logic of first processing and a second node that does not store the logic of the first processing, the control method including: executing the first processing on the basis of the logic of the first processing; and when the first processing is executed, recording, in a blockchain managed by the blockchain network, a block that includes information that indicates that the first processing has been executed.

Abstract: An object detection device that detects an object existing around a moving body moving on a road surface by transmitting and receiving ultrasonic waves, includes: a first acquisition unit configured to acquire reflection intensity information indicating an intensity of a reflected wave from the object; a first generation unit configured to generate object information indicating existence of a predetermined detection target when the reflected wave having an intensity exceeding a threshold value is received; an estimation unit configured to estimate a wind speed based on a road surface reflection intensity, which is an intensity of a reflected wave from the road surface; and a setting unit configured to change the threshold value according to the wind speed.

Abstract: A control method executed by an information processing apparatus that controls a link between a first blockchain handling a first currency and a second blockchain handling a second currency, the control method includes determining, when an issuance request of the second currency is received from a user, an allowable payment amount of the second currency based on credit information of the user, transmitting, to the first blockchain, a first instruction to notify the second blockchain of the allowable payment amount, and transmitting, when a payment transaction in the second currency by the user is recorded in the second blockchain, a second instruction to collect the first currency that has a value that corresponds to the second currency from an account of the user on the first blockchain, to the first blockchain.

Abstract: An object detection device includes: a transmitter transmitting a transmission wave to an outside including a road surface; a receiver receiving a reflected wave of the transmission wave being reflected by an object as a reception wave; a CFAR processor acquiring a CFAR signal at a predetermined detection timing by CFAR processing based on a value of a first processing target signal based on a reception wave received at the detection timing and an average value of values of second processing target signals based on the reception waves received in predetermined sections before and after the detection timing; and an estimator estimating an absorption and attenuation value corresponding to the average value based on a road surface reflection estimation expression that defines a relation between the average value and the absorption and attenuation value in advance.

Abstract: A transaction management device includes: a memory; and a processor coupled to the memory. The processor is configured to register, into a database, with respect to a first blockchain that stores a plurality of transactions with which first information and second information are associated, a plurality of multiple pieces of the second information in the plurality of transactions in units of groups based on the first information; and register, into a second blockchain, hash values obtained by hashing the plurality of pieces of second information in the units cf groups.

Abstract: A drive support device includes: an acquisition processing unit that acquires (i) a distance to an object detected based on a result of transmission of a transmission wave and reception of a reception wave that is the transmission wave having returned upon reflection by the object and (ii) a reception level of the reception wave used to detect the distance; and a detection processing unit that detects information about a height of the object, based on a relationship between the distance and the reception level that are acquired by the acquisition processing unit.

Abstract: A control method includes generating third key information, when receiving a recording request for asset information to a blockchain and first key information, based on the first key information and second key information stored in a specific storage area, generating fourth key information by decrypting key information associated with the blockchain among a plurality of pieces of encrypted key information, by using the generated third key information, transmitting the fourth key information and the recording request to the blockchain.

Abstract: A control device includes: a detection unit that detects a reference position indicating a position serving as a reference among passenger's predetermined portions based on a captured image captured by an imaging device that images an interior of a vehicle; and a control unit that is provided in the vehicle and performs control such that, during a closing operation of an openable and closable opening and closing member, the closing operation of the opening and closing member is interrupted, when a coordinate value of the reference position detected by the detection unit exceeds a threshold value.

Abstract: A method includes: obtaining a policy for a blockchain, the policy including plural logics configured to receive a respective input value and output a respective output value, any of the plural logics being configured to receive an output value from another logic; obtaining, for each logic in the policy, an input value and an output value from the blockchain; transmitting to a first node a first request including a first logic and the input and output values for the first logic, thereby causing the first node to verify the first logic using the input and output values for the first logic; and transmitting to a second node other than the first node a second request including a second logic and the input and output values for the second logic, thereby causing the second node to verify the second logic using the input and output values for the second logic.

Abstract: The present invention relates to a single-layer or multilayer intermediate transfer member. The intermediate transfer member has a surface on which an intermediate image is to be formed, the surface containing a resin chemically modified with a hydrophilic functional group.

Abstract: The glass composition according to the present invention is a glass composition including SiO2, B2O3, Al2O3, an alkaline-earth metal oxide and another metal oxide. When an average thermal expansion coefficient of the glass composition in a temperature range of 0° C. to T° C. is expressed as CTE (T), a relationship of (17.1×10?3×T+25.4)×10?7/° C.?CTE (T)?(17.1×10?3×T+31.4)×10?7/° C. is satisfied in a temperature range of 0° C. to 100° C.

Abstract: A management device includes a counter that counts the first number of times authentication of a first communication device has been successful, a generating unit that generates a first password based on the first number of times, and a sending unit that sends a registration request that requests registration of the first password. The first communication device includes a counter that counts the second number of times authentication of the first communication device has been successful, a generating unit that generates a second password based on the second number of times, and a sending unit that sends a connection request that includes the second password. A second communication device includes a receiving unit that receives the registration request and the connection request and a determination unit that compares the first password with the second password and determines whether authentication of the first communication device is successful.

Abstract: An information processing apparatus includes: a memory; and a processor coupled to the memory and configured to: acquire a price of a first transaction target in a history of transactions using a first virtual currency and a price of a second transaction target in a history of transactions using a second virtual currency; and calculate an exchange ratio between the first virtual currency and the second virtual currency based on the price of the first transaction target and the price of the second transaction target.

Abstract: An information processing apparatus includes: a memory; and a processor coupled to the memory and configured to: generate, in response to reception of a token issue request including transaction information from a user, a permission rule for determining a permission range of transaction contents based on the transaction information; transmit a token corresponding to the permission rule to a web application which processes a proxy transaction for the user, and determine, in response to reception of a signature issue request based on a transaction request by the user including the token from the web application, whether or not to issue a digital signature corresponding to the signature issue request, based on whether or not the transaction contents included in the transaction request are within the permission range determined by the permission rule corresponding to the token included in the signature issue request.

Abstract: An electric power trade apparatus includes a memory and a processor. The processor is configured to perform determining whether it is possible to make a purchase concerning a purchase amount indicated in purchase requests received from respective purchasers of electric power having received a power-saving request, on the basis of the purchase amount and a sellable amount indicated in sale requests received from respective sellers of electric power, upon receiving the purchase requests, transmitting information for enabling any given one of the purchasers to make a reply to the power-saving request upon determining that purchase concerning a corresponding one of the purchase requests is possible, and allocating, to the sale requests, respective sale amounts a sum of which is equal to the purchase amount, on the basis of the purchase amount and the sellable amount after the information is transmitted.