Abstract: An encoder that encodes a picture to generate a coded stream includes: circuitry and a memory coupled to the circuitry. The circuitry performs, using the memory: generating a prediction image of a current block included in a current picture by referring to a first region included in a reference picture different from the current picture; operating a bi-directional optical flow process to correct the prediction image by referring to a second region included in the first region, and not operating the bi-directional optical flow process in response to the second region not being included in the first region; and encoding the current block based on the prediction image.

Abstract: A wavelength conversion member includes: a substrate; a wavelength converter including phosphor particles excited by excitation light and a binder layer that fixes or adheres the adjacent phosphor particles to one another, the wavelength converter being provided on a front surface side of the substrate; and a light reflecting film that reflects fluorescent light radiated by the phosphor particles, the light reflecting film being provided on at least a part of an interface between the substrate and the wavelength converter, wherein a refractive index of the phosphor particles is larger than a refractive index of the binder layer. It is preferable that the binder layer include nanogaps which are voids with an average diameter of 300 nm or less in an inside.

Abstract: A contact device according to an embodiment includes: a fixed contact assembly including a first fixed contact and a second fixed contact; and a moving contact assembly including a first moving contact and a second moving contact. The moving contact assembly includes: a first moving member; and a second moving member. The second moving member is arranged, in a first direction, between the first moving member and the fixed contact assembly and fixed to the first moving member at one end in a second direction intersecting with the first direction. The first moving contact and the second moving contact move as the first moving member moves. A first distance from the one end in the second direction to the first moving contact is longer than a second distance from the one end in the second direction to the second moving contact.

Abstract: A display device includes a liquid crystal panel and a light source that emits light onto the liquid crystal panel, the display device including: a video signal obtainer that obtains a video signal; a visible light signal obtainer that obtains a visible light signal; a panel controller that drives the liquid crystal panel at a predetermined frequency according to the video signal obtained; and a light source controller that repeats, in a predetermined cycle, a first control for causing a luminance change in the light source according to the visible light signal. The light source controller synchronizes a control for repeating the first control with a cycle for driving the liquid crystal panel by the panel controller.

Abstract: Provided is a solar cell, comprising a first electrode having a light-transmissive property, a second electrode, a light-absorbing layer located between the first electrode and the second electrode, and an intermediate layer located between the first electrode and the light-absorbing layer. The light-absorbing layer contains a fluorine compound and a perovskite compound which is represented by a chemical formula ASnX3 (where A is a monovalent cation and X is a halogen anion). The intermediate layer contains at least one selected from the group consisting of a metal oxide, a metal sulfide, a metal chalcogenide, and a metal nitride. An upper surface of the intermediate layer is in contact with a lower surface of the light-absorbing layer. A molar ratio of fluorine atoms to the perovskite compound is not less than 49% at an interface between the light-absorbing layer and the intermediate layer.

Abstract: A playback method of reading out and playing streams from a recording medium is provided in which are recorded a stream file, a playlist file, first and second combination information, elementary streams that can be played at the same time with the first luminance video, and elementary streams that can be played at the same time with the second luminance video. The playback method includes in a case of playing the first luminance video, reading out any one of the elementary streams listed in the first combination information of the playlist file, and playing at the same time with the first luminance video, and in a case of playing the second luminance video, reading out any one of the elementary streams listed in the second combination information of the playlist file, and playing at the same time with the second luminance video.

Abstract: The target detection accuracy of a radar apparatus is improved. The radar apparatus includes transmission circuitry, which, in operation, transmits a transmission signal using a plurality of transmit antennas, and reception circuitry, which, in operation, receives using a plurality of receive antennas a reflected wave signal that is the transmission signal reflected by an object, in which the plurality of transmit antennas include at least one first transmit antenna and a plurality of second transmit antennas, and, in a first direction, an absolute value of a difference between, on one hand, a spacing between the at least one first transmit antenna and a phase center of those of the plurality of second transmit antennas which are used for beam synthesis, and, on another hand, a spacing between adjacent receive antennas of the plurality of receive antennas is a defined value based on a wavelength of the plurality of transmission signals.

Abstract: A method for producing a negative electrode for a nonaqueous electrolyte secondary battery, and a nonaqueous electrolyte secondary battery obtained therewith are disclosed. The negative electrode includes a negative electrode current collector, a negative electrode active material layer provided on the surface of the negative electrode current collector, and a first film which has lithium ion permeability and which coats at least a portion of the surface of the negative electrode active material layer and partially coats the surface of the negative electrode current collector. The first film preferably contains a first lithium compound containing an element M1, an element A1, and lithium. Herein, M1 is at least one selected from the group consisting of P, Si, B, V, Nb, W, Ti, Zr, Al, Ba, La, and Ta; and A1 is at least one selected from the group consisting of F, S, O, N, and Br.

Abstract: A ventilation fan includes a body unit, which has a fan disposed in a body case and a fan controller operable to control an air volume of the fan. The ventilation fan also includes a sensor module having an indoor environment detecting sensor and a module controller operable to control a detecting operation of the indoor environment detecting sensor. The body unit has a module mount on which the sensor module is mounted and another sensor module can be mounted in place of the sensor module. The module mount is connected to the fan controller. The module controller outputs detection information obtained based on a detection result of the indoor environment detecting sensor to the fan controller, which in turn controls the air volume of the fan based on the detection information inputted thereto.

Abstract: A hands-free apparatus includes a memory and a hardware processor coupled to the memory. The hardware processor is configured to: connect to a mobile phone to enable a hands-free telephone conversation; receive at least one data of outgoing call history data, incoming call history data, missed call history data, and phonebook data stored in the mobile phone; and execute synchronization permission checking processing to check whether transfer of the at least one data is permitted in the mobile phone before receiving the at least one data from the mobile phone.

Abstract: An epoxy resin composition contains an epoxy resin and a curing agent. The epoxy resin includes an epoxy resin expressed by the following Formula (1), where R1 represents a divalent organic group having a carbon number of two or more. Content of the epoxy resin expressed by Formula (1) with respect to a total mass of the epoxy resin is 50% by mass or more. The curing agent contains a phenolic resin expressed by the following Formula (2): where R2 represents a divalent organic group having a carbon number of one or more and R3-R10 each independently represent a hydrogen atom, a hydroxyl group, or an allyl group.

Abstract: A display control apparatus is configured to control a display of a head-up display provided in a vehicle configured to receive power by a wireless power transfer. The display control apparatus includes: a processor; and a memory having instructions that, when executed by the processor, cause the processor to perform operations comprising: acquiring power supply position information indicating a position of a power supply apparatus that is installed in a road and configured to perform power reception by the wireless power transfer; and causing the head-up display to display guidance information that guides the vehicle to the position indicated by the power supply position information.

Abstract: A hands-free device includes a memory, and a hardware processor coupled to the memory. The hardware processor being configured to: connect to a mobile phone to enable a hands-free call; receive at least one of outgoing call history data, incoming call history data, missed call history data, and phonebook data stored in the mobile phone; and delete data transferred from the mobile phone in a case where a predetermined condition is satisfied.

Abstract: Performance of a radar apparatus including a plurality of transceiver ICs is improved. The radar apparatus includes: a plurality of integrated circuit, which, in operation, perform signal processing on a received signal; and a signal processing circuit, which, in operation, compensates for a deviation between the plurality of integrated circuits based on a difference between leak radio wave components received by receive antennas corresponding respectively to the plurality of integrated circuits.

Abstract: A hands-free apparatus includes a memory, and a hardware processor coupled to the memory. The hardware processor is configured to: connect to a plurality of mobile phones to enable a hands-free telephone conversation; and receive at least one data among outgoing call history data, incoming call history data, missed call history data, and phonebook data stored in one mobile phone among the plurality of mobile phones. The hardware processor is configured to, when receiving the data from the one mobile phone, execute reception of the data from a second mobile phone at a prescribed timing.

Abstract: A hands-free apparatus includes a memory, and a hardware processor coupled to the memory. The hardware processor being configured to: perform a hands-free connection process of connecting to a mobile phone by using a hands-free communication protocol for performing a hands-free telephone conversation; perform a data transfer process of connecting to the mobile phone by using a data transfer protocol for transferring telephone data related to telephone, and causing the telephone data to be transferred from the mobile phone; and perform transfer control related to transfer according to the telephone data to be transferred.

Abstract: Provided is a positive electrode active material including a first lithium oxide represented by Li2+xNi1?yA1yO2?zA2z, where ?0.5?x?0.3, 0?y?0.1, and 0?z?0.3. Here, at least one of y and z is not 0. A1 includes at least one selected from the group consisting of Ga, Bi, Ba, Y, Sn, Ca, W, and Ta. A2 includes at least one selected from the group consisting of halogen elements and S.

Abstract: A program update system updating programs comprising: a first control device executing a program stored in the primary storage area thereof; a second control device executing a program stored in the primary storage area thereof; a program storage temporarily storing an acquired program; a program acquirer preferentially acquiring and storing into the program storage a first program to be stored in the first control device, and acquiring and storing into the program storage a second program to be stored in the second control device; and an update unit storing the first program stored in the program storage into the primary storage area of the first control device, storing the second program stored in the program storage into the primary storage area of the second control device, and switching the primary storage area and the secondary storage area of the first control device.

Abstract: An information processing method performed using a computer includes: obtaining first sensor data (SD) that is SD of a scene and includes noise; inputting the first SD to a single converter, and obtaining second SD outputted from the single converter as a result of denoising performed on the first SD by the single converter; obtaining third SD that is SD of a scene identical or corresponding to the scene, does not include the noise, and is different from the second SD; obtaining feature information of the second SD and feature information of the third SD, based on the second SD and the third SD, respectively; and training the single converter by machine learning using the second SD and the feature information of the second SD as converted data, and using the third SD and the feature information of the third SD as reference data corresponding to the converted data.

Abstract: A transmission method includes generating one or more frames for content transfer using IP (Internet Protocol) packets, and transmitting the one or more generated frames by broadcast. Each of the one or more frames contains a plurality of second transfer units, each of the plurality of second transfer units contains one or more first transfer units, and each of the one or more first transfer units contains at least one of the IP packets. An object IP packet of the IP packets which is stored in a first transfer unit positioned at a head in the one or more frames contains reference clock information that indicates time for reproduction of the content in data structure different from data structure of an MMT (MPEG Media Transport) packet, and header compression processing on the object IP packet is omitted.