Abstract: A communication device includes a storage, and one or more hardware processors. The storage stores, for each of a plurality of servers, setting information including identification information of the server, authentication information used for connecting to the server, permission information indicating permitted communication with the server, and a priority. The hardware processors select, based on the priority, a first server that is one of the servers. The hardware processors perform, according to the permission information for the first server, communication with the first server that is connected based on the identification information and the authentication information.

Abstract: In an embodiment, in a processing method for a battery, whether a target battery is regenerable without separating an electrode active material serving as a positive electrode active material and an electrode active material serving as a negative electrode active material of the target battery from an electrode group, based on the analysis result of measurement data for the target battery.

Abstract: According to one embodiment, a transmitting device includes an encryption key pre-fetching unit and an encryption chunk generation unit. The encryption key pre-fetching unit acquires the encryption key for encrypting plaintext data from a key management system before receiving the plaintext data. The encryption chunk generation unit generates a packet in which first encrypted data acquired by encrypting first plaintext data using a first encryption key and a first key ID of the first encryption key are stored, and a second key ID of a second encryption key used for encrypting second plaintext data transmitted after the first plaintext data, is embedded. A receiving device includes an encryption chunk analysis unit and a decryption key pre-fetching unit. The encryption chunk analysis unit analyzes the packet and reads the second key ID.

Abstract: According to one embodiment, a treatment solution is provided. The treatment solution is used for treating halosilanes having a cyclic structure. The treatment solution includes at least one of an inorganic base or an organic base and being basic.

Abstract: A friction stir welding tool member including: a shoulder portion; and a probe portion. A helical concavo-convex portion including a ridge and a valley is provided on a side peripheral surface of the probe portion. In a cross-section passing through a rotation axis of the probe portion, a differential rate of areas of valley parts adjacent along an axis parallel to the rotation axis out of the valley is within a range of 5% or more and 30% or less. A difference between pitches of ridge parts adjacent along the axis parallel to the rotation axis out of the ridge is preferably within a range of 0.01 mm or more and 0.2 mm or less. A difference between depths of valley parts adjacent along the axis parallel to the rotation axis out of the valley is preferably within a range of 0.01 mm or more and 0.1 mm or less.

Abstract: According to one embodiment, a radar device includes an oscillator configured to generate a reference signal, a first unit group, and a second unit group. The first unit group includes first and second units configured to transmit/receive based on a reference signal. The second unit group includes third and fourth units configured to transmit/receive based on the reference signal. The first and third units are connected to the oscillator via first and second signal lines, respectively. The second and fourth units are connected to the first and third units via third and fourth signal lines, respectively.

Abstract: In an embodiment, a package conveyance apparatus includes first, second, and third side-alignment conveyors each receiving packages conveyed in an irregularly arranged state in a conveyance direction and a direction intersecting the conveyance direction. The first, second, and third side-alignment conveyors convey the packages in first, second, and third conveyance directions while side-aligning the packages in first, second, and third directions, respectively. The package conveyance apparatus includes first, second, and third auxiliary conveyance belts provided on respective side-alignment direction sides of the first, second, and third side-alignment conveyors, applying conveyance force to the packages in the first, second, and third directions, respectively, and differing in conveyance speeds from the first, second, and third side-alignment conveyors, respectively.

Abstract: Provided is an examination method wherein a measurement target is produced in a reaction field within a container and reacted with a reagent to cause light emission which is received, and the optical characteristics thereof detected by a detection unit. The reaction field contains a plurality of pieces in a solution in which the reagent dissolves, the pieces being capable of adsorbing the reagent and gradually releasing the adsorbed reagent for reaction with the measurement target. The container is arranged on the detection unit such that the detection unit faces the reaction field.

Abstract: A learning control device according to one embodiment includes a memory and a hardware processor. The memory stores a correction value to be used in a learning trial. The processor generates a feedback signal on the basis of a tracking error for a target state of a control target. The feedback signal is used for causing an operation result state of the control target to track the target state. The feedback signal is generated such that a control target waveform of transition of an output signal representing the operation result state becomes a waveform obtained by calculating a coefficient on the whole of a base control target waveform. The processor outputs, to a feedback communication path, a calculation result obtained by calculating the coefficient on the correction value. The processor updates the correction value stored in the memory in accordance with a signal communicated through the feedback communication path.

Abstract: According to one embodiment, an antenna device includes a first antenna part, a first power divider, and a first control circuit. The first antenna part includes first antenna elements, first phase shifters for left-handed circular polarized wave, and first phase shifters for right-handed circular polarized wave. The plurality of first antenna elements performs a first transmitting operation of transmitting a transmitting-left-handed circularly polarized wave, and a second transmitting operation of transmitting a transmitting-right-handed circularly polarized wave. The first power divider is couplable with the plurality of first phase shifters for left-handed circular polarized wave and the plurality of first phase shifters for right-handed circular polarized wave.

Abstract: A processing system includes an imaging part, a detecting part, an identifying part, a tracking part, and a calculator. The imaging part acquires an image by imaging a work site from above. The detecting part detects a person visible in the image and acquires a coordinate of the person in the image. The identifying part identifies the person and associates identification information with the detected person. The tracking part tracks the person associated with the identification information by using the coordinate. The calculator calculates a dwell time of the person in a work area set in the work site by using a result of the tracking.

Abstract: According to one embodiment, an antenna device includes a waveguide. The waveguide includes a feed point, and a first region around the feed point. The waveguide is configured to guide a high-frequency signal supplied to the feed point. The waveguide includes a plurality of radiating parts located in the first region. The first region includes a first partial region and a second partial region. The feed point is between the first partial region and the second partial region. A first waveguide wavelength in the waveguide in the first partial region is less than a second waveguide wavelength in the waveguide in the second partial region.

Abstract: According to one embodiment, a distance estimation device comprises a first distance estimation unit based on a first estimation method, and a second distance estimation unit based on a second estimation method different from the first estimation method. The second distance estimation unit is configured to change a part of the second estimation method according to an output of the first distance estimation unit.

Abstract: According to one embodiment, a magnetic disk device comprises a JIT seek control unit, which uses second time series data of a current indication value of a VCM that sets a slope having an absolute value smaller than an absolute value of a slope of a first time series data in at least one of a monotonically decreasing interval of an acceleration interval and a monotonically decreasing interval of a deceleration interval of a head or an operation acceleration of the head.

Abstract: A packaging container for transporting ceramic substrates according to the present embodiment includes a bottom portion in a rectangular shape, and four side portions connected to four edges of the bottom portion respectively. Side protrusions having a height of 2 mm or more and protruding inward are provided on at least two opposite side portions among the four side portions. The bottom portion is provided with a bottom protrusion having a height of 2 mm or more and protruding inward.

Abstract: According to one embodiment, a receiving unit receives a frame from a first external communication device connected to a first communication port. First and second databases store destination determination information used to determine a second communication port to which a second external communication device is connected. A determination unit determines the second communication port by accessing destination determination information in the first database when the received frame is a first frame, and determines the second communication port by accessing destination determination information in the second database when the received frame is a second frame. The first database is accessible to the destination determination information at a higher speed than the second database.

Abstract: According to one embodiment, a power generation element includes an element part. The element part includes a first conductive member, a second conductive member, and a plurality of first structure bodies provided between the first conductive member and the second conductive member. One of the first structure bodies includes a first portion and a second portion. The first portion is fixed to the first conductive member. The second portion is between the first portion and the second conductive member. A second length along a second direction of the second portion is less than a first length along the second direction of the first portion. The second direction crosses a first direction from the first conductive member toward the second conductive member.

Abstract: A bridge part of a first coil segment includes a first bridge section extending in a circumferential direction and including a first bending part reducing an inclination angle, and a second bridge section extending in the circumferential direction toward the first linear part and including a second bending part reducing an inclination angle. A bridge part of a second coil segment includes a third bridge section extending in the circumferential direction toward a second linear part and including a third bending part reducing an inclination angle, and a fourth bridge section extending in the circumferential direction toward the first linear part and including a fourth bending part reducing an inclination angle.

Abstract: A semiconductor device includes: a drain electrode including a plurality of drain finger parts; a source electrode including a plurality of source finger parts and a Kelvin source part electrically connected with the source finger parts; a sense electrode positioned between a drain finger part and the Kelvin source part, which are next to each other in a particular direction; and a gate electrode positioned between a drain finger part and a source finger part, which are next to each other in the particular direction, and between a drain finger part and the sense electrode, which are next to each other in the particular direction. The sense electrode and the Kelvin source part are electrically connected via a sense resistance due to a spacing between the sense electrode and the Kelvin source part in the particular direction.

Abstract: According to one embodiment, a semiconductor device includes a first system including a first operation circuit, and a second system configured to control a debug operation in the first system. The semiconductor device includes a normal mode and a debug mode. In the debug mode of the semiconductor device, in a case where a first key received from an outside corresponds to a second key stored in the second system, the second system transmits a debug command to the first operation circuit.