Abstract: A communication device includes: a control unit configured to control a process of transmitting a first ranging signal, receiving a second ranging signal transmitted as a response to the first ranging signal from another communication device receiving the first ranging signal, and transmitting a data signal including regulation information regarding a transmission time of the first ranging signal and a reception time of the second ranging signal, wherein the data signal is transmitted and received in conformity with a first wireless communication standard, and wherein the first and second ranging signals are transmitted and received in conformity with a second wireless communication standard more appropriate for ranging than the first wireless communication standard.

Abstract: A communication device includes: a plurality of wireless communication units configured to perform wireless communication with another communication device; and a control unit configured to identify position information indicating a position at which the other communication device is located on the basis of at least three distance measurement results indicating a distance between each of at least three wireless communication units and the other communication device obtained in accordance with a result of wireless communication performed by each of the at least three wireless communication units among the plurality of wireless communication units.

Abstract: The present invention provides a binder for a secondary battery that can reduce the initial resistance value of the secondary battery. A binder for a secondary battery comprising a polymer compound, wherein the polymer compound contains repeating units represented by formulae (1), (2), and (3): in formula (1), R1 is a hydrogen atom or a methyl group, and M is a hydrogen atom or an alkali metal atom; and in formula (3), R2 is a hydrogen atom or a methyl group; and when a total ratio of repeating units constituting the polymer compound is taken as 100 mol %, a total ratio of the repeating unit represented by formula (3) is less than 2 mol %.

Abstract: The present invention provides a binder for a secondary battery having excellent binding force. A binder for a secondary battery comprising a polymer compound, wherein the polymer compound contains repeating units represented by formulae (1), (2), and (3): in formula (1). R1 is a hydrogen atom or a methyl group, and M is a hydrogen atom or an alkali metal atom; and in formula (3), R2 is a hydrogen atom or a methyl group; and when a total ratio of repeating units constituting the polymer compound is taken as 100 mol %, a total ratio of the repeating unit represented by formula (3) is 2 mol % or more and 20 mol % or less.

Abstract: [Object] To provide a mechanism that makes it possible to reduce electric power to be consumed to wait for reception of signals. [Solution] A communication device comprising a control section configured to perform control in such a manner as to wait for reception of a second signal transmitted from another communication device after a first signal is transmitted to the other communication device.

Abstract: A communication device includes a wireless communication interface, a memory configured to store information, and a processor configured to write the setting information received by the wireless communication interface into the memory. The setting information is information regarding a setting necessary for the wireless communication interface to perform the wireless communication. The wireless communication interface includes a first wireless communication interface configured to perform communication in conformity with a first wireless communication standard and a second wireless communication interface configured to perform communication in conformity with a second wireless communication standard. The processor includes first and second processors, and the memory includes first and second memories.

Abstract: There is provided a communication device comprising: a BLE communication section configured to perform BLE communication with another communication device different from the communication device, the BLE communication being wireless communication conforming to BLE communication standards; a UWB communication section configured to perform UWB communication with the another communication device, the UWB communication being wireless communication conforming to UWB communication standards; and a control section configured to control the BLE communication of the BLE communication section and the UWB communication of the UWB communication section, wherein the control section performs control to start the UWB communication based on a response signal transmitted by one of the BLE communication section and the another communication device as a response to a request signal transmitted by other one of the BLE communication section and the another communication device during the BLE communication.

Abstract: A communication device comprising: a plurality of wireless communication units configured to perform wireless communication with another communication device; and a control unit configured to estimate positional information indicating a position at which the other communication device is located based on at least one distance measurement value indicating a distance between the other communication device and at least one wireless communication unit and obtained through the wireless communication of each of the plurality of wireless communication units, wherein the control unit corrects first positional information among a plurality of pieces of positional information estimated at different times based on second positional information different from the first positional information among the plurality of pieces of positional information.

Abstract: There is provided a mechanism that can reduce a process amount required to measure a distance. There is provided a control device that includes a control section configured to control a distance measurement process of calculating a distance measurement value that is a measurement value of a distance between communication devices, and in which the control section calculates the distance measurement value based on at least time information that is information related to a time taken for transmission and reception of a signal between the communication devices.

Abstract: A communication device comprising: a wireless communication section capable of wirelessly transmitting and receiving a signal to and from another communication device; and a control section configured to control the wireless communication section in such a manner that the wireless communication section performs a first process and a second process, the first process including transmitting the signal while switching a frequency to be used among a plurality of frequencies, the second process including performing communication by using an optimum frequency that is a frequency selected from among the plurality of frequencies in the first process.

Abstract: Disclosed is an additive for nonaqueous electrolyte solutions, which includes a compound represented by the following formula (1): in the formula (1), Q represents an optionally substituted alkenylene group having 4 to 7 carbon atoms and forming a cyclic group together with the sulfur atom of the sulfonyl group, X represents a sulfonyl group, a phosphoryl group, or a carbonyl group, R1 represents an optionally substituted alkyl group having 1 to 4 carbon atoms or the like, and n represents 1 or 2.

Abstract: There are provided a new and improved wireless communication device, storage medium, and system that can more precisely measure a distance between devices. A wireless communication device includes: a wireless communication section configured to transmit and receive a signal that conforms to predetermined communication standards; and a processing section configured to execute a correction process of correcting an operation error during an operation, the operation error being caused by a clock shift between the wireless communication device and another wireless communication device, and the operation being based on a time at which the signal has been transmitted and received between the wireless communication device and the another wireless communication device.

Abstract: Disclosed is an additive for nonaqueous electrolyte solutions, including a first compound represented by the formula (1), and at least one second compound selected from the group consisting of an ethylene carbonate compound, a vinyl ethylene carbonate compound, a cyclic sulfonic acid ester compound, and a cyclic disulfonic acid ester compound, in the formula (1), X represents a sulfonyl group or a carbonyl group, and R1 represents an alkyl group having 1 to 4 carbon atoms and optionally substituted with a halogen atom or the like.

Abstract: To realize more secured Authentication while convenience is secured. There is provided a communication device including a control unit configured to control a process relating to transmission or reception of a first authentication signal and a second authentication signal used for a first authentication process that is authentication between the communication device and another communication device, in which the control unit further controls a second authentication process that is authentication different from the first authentication process and starts a process relating to transmission or reception of signals used for a second authentication process that is authentication different from the first authentication process before transmission or reception of the first authentication signal.

Abstract: To calculate the propagation times of signals transmitted and received between the devices more easily and accurately. There is provided a wireless communication device comprising a control section configured to control transmission and reception of a wireless signal by an antenna in conformity with a designated communication standard, wherein the control section controls a timing of causing the antenna to transmit a second signal in response to a first signal received by the antenna, on a basis of fixed time and delay time related to internal transfer in the wireless communication device, the fixed time being decided in advance.

Abstract: To effectively extend a time that passes until an operation is disabled. There is provided a control device comprising: a control section configured to control wireless communication of a wireless communication section that conforms to predetermined communication standards, wherein the control section controls execution of distance measurement based on the wireless communication according to a voltage to be applied.

Abstract: To increase the probability of improving a communication state related to wireless communication. There is provided a control unit configured to control wireless communication conforming to a specific communication standard by a wireless communication unit, wherein for controlling execution of a retry related to the wireless communication conforming to the specific communication standard, the control unit controls the wireless communication unit to execute the retry using signals corresponding to a channel different from a channel used before execution of the retry.

Abstract: A system that prevents accomplishment of unauthorized communication between a terminal and a communication peer is provided. The system includes a measurement unit and a process execution unit. The measurement unit is arranged on at least one of the terminal or the communication peer to obtain a measured value corresponding to a distance between the terminal and the communication peer. The process execution unit determines whether the measured value is appropriate and controls actuation for authentication of the terminal through wireless communication performed between the terminal and the communication peer based on the determination result. The measurement unit executes a process for obtaining the measured value in a time period during which the communication for the authentication is not performed.

Abstract: A control device comprising, a control section configured to control an authentication process of performing a process related to device authentication together with at least one communication device on a basis of information included in a signal received through wireless communication with the communication device, wherein the control section performs control in such a manner that a signal including authentication information that is information to be used for the authentication process is transmitted to the communication device through the wireless communication, the authentication information varying depending on signal types, which are types of roles of signals to be transmitted to the communication device in the authentication process.

Abstract: An object of the present invention is to provide a control device and control method that make it possible to perform an inter-device authentication process more certainly and improve security. Provided is a control device including: a control section configured to control an authentication process of performing a process related to device authentication together with at least one communication device on a basis of information included in a signal received through wireless communication with the communication device. The control section performs control in such a manner that authentication information is changed for each process group in which the authentication process is repeated more than once, the authentication information being information to be used for the authentication process.