Abstract: This deformation detection sensor for a sealed secondary battery comprises: a polymer matrix layer attached to an exterior body among members constituting a battery; a casing sandwiching the exterior body together with the polymer matrix layer; a spacer layer sandwiched, along with the polymer matrix layer, between the exterior body and the casing; and a detection unit detecting a change in the external field arising in response to a deformation of the polymer matrix layer. When C is the surface area on a placement surface of the exterior body for attaching the polymer matrix layer and the spacer layer, A is the contact surface area between the placement surface and the polymer matrix layer, and B is the contact surface area between the placement surface and the spacer layer, the relationship 0.15?(A+B)/C?1 is established.

Abstract: A monitoring sensor for a sealed secondary battery 1 including a sealed outer casing 21 and an electrode group 22 accommodated in the inside of the sealed outer casing 21, including a polymer matrix layer 3 that is disposed in the inside of the outer casing 21 and a detection unit 4 that is disposed on the outside of the outer casing 21, wherein the polymer matrix layer 3 contains a filler that is dispersed therein and that changes an external field in accordance with deformation of the polymer matrix layer 3, and the detection unit 4 detects change in the external field.

Abstract: A sealed secondary battery remaining capacity prediction method comprising: a step of detecting deformation of a sealed secondary battery during a charging/discharging cycle C1 before a time at which a remaining capacity is predicted, so as to determine a first curve representing a relationship between a charged/discharged capacity and a deformation amount of the battery; a step of determining a second curve by fitting a reference curve to the first curve; a step of detecting a deformation amount Tm of the battery during a charging/discharging cycle C2 after the cycle C1; and a step of acquiring a charged/discharged capacity Qm corresponding to the deformation amount Tm on a basis of the second curve and determining a difference between a charged/discharged capacity Qd in a completely discharged state on the second curve and the charged/discharged capacity Qm as the remaining capacity.

Abstract: In a deformation detection method for a sealed-type rechargeable battery 1 in which an electrode group 22, which is formed by stacking a positive electrode 23 and a negative electrode 24 with a separator 25 interposed therebetween, is accommodated in a sealed outer casing 21, a polymer matrix layer 3 is attached to an outer surface of a wall portion 28a of the outer casing 21 that faces the electrode group 22 in a thickness direction of the positive electrode 23 and the negative electrode 24 or in a direction perpendicular to the thickness direction. The polymer matrix layer 3 contains a filler that is dispersed therein and that changes an external field in response to deformation of the polymer matrix layer 3. Change in the external field accompanying the deformation of the polymer matrix layer 3 is detected by a detection unit 4.

Abstract: A sealed secondary battery deterioration diagnosis method comprising: a step of detecting deformation of the sealed secondary battery and determining a first curved line representing a relationship between a discharged capacity from a fully charged state or a charged capacity up to the fully charged state and a detected deformation amount of said sealed secondary battery; a step of determining a second curved line L2 representing a relationship between the charged/discharged capacity and a slope of the first curved line; a step of calculating a charged/discharged capacity Qc between stage change points P1, P2 appearing as extremal values on said second curved line L2; and a step of calculating a retention rate of an active substance on the basis of a ratio Qc/Qs of the charged/discharged capacity Qc relative to a charged/discharged capacity Qs between stage change points Ps1, Ps2 in a predetermined reference state.

Abstract: A sealed secondary battery deterioration diagnosis method comprising a step of detecting deformation of said sealed secondary battery and obtaining a first curved line representing a relationship between a discharged capacity from a fully charged state or a charged capacity up to the fully charged state and a detected deformation amount of said sealed secondary battery, a step of obtaining a second curved line representing a relationship between the charged/discharged capacity and a slope of said first curved line, and a step of determining that the battery is in a deterioration mode brought about by enlargement of reaction distribution when the charged/discharged capacity calculated on the basis of a width of a peak appearing on said second curved line is larger than the charged/discharged capacity calculated on the basis of a width of a corresponding peak in the predetermined reference state.

Abstract: In a deformation detection method for a sealed-type rechargeable battery 1 in which an electrode group 22, which is formed by stacking a positive electrode 23 and a negative electrode 24 with a separator 25 interposed therebetween, is accommodated in a sealed outer casing 21, a polymer matrix layer 3 is attached to an outer surface of a wall portion 28a of the outer casing 21 that faces the electrode group 22 in a thickness direction of the positive electrode 23 and the negative electrode 24 or in a direction perpendicular to the thickness direction. The polymer matrix layer 3 contains a filler that is dispersed therein and that changes an external field in response to deformation of the polymer matrix layer 3. Change in the external field accompanying the deformation of the polymer matrix layer 3 is detected by a detection unit 4.

Abstract: A method for determining an abnormality in an assembled battery that is formed by connecting, in series, a plurality of parallel bodies each formed by connecting a plurality of secondary battery cells 2 in parallel, includes detecting swelling in each of the secondary battery cells 2 by using a detection sensor 5 mounted on each of the secondary battery cells 2, and determining, based on swelling detected in two or more of the secondary battery cells 2, that an abnormality has occurred in a specific secondary battery cell among the two or more of the secondary battery cells.

Abstract: A monitoring sensor for a sealed secondary battery 1 including a sealed outer casing 21 and an electrode group 22 including a polymer matrix layer 3 that is disposed in the inside accommodated in the inside of the sealed outer casing 21, of the outer casing 21 and a detection unit 4 that is disposed on the outside of the outer casing 21, wherein the polymer matrix layer 3 contains a filler that is dispersed therein and that changes an external field in accordance with deformation of the polymer matrix layer 3, and the detection unit 4 detects change in the external field.

Abstract: A vertical zooming unit vertically resizes image data by a tap number m. A horizontal zooming unit horizontally resizes the vertically-resized image data outputted from the vertical zooming unit by a tap number n. A tap coefficient setting unit arbitrarily sets respective tap coefficients when the vertical zooming unit or the horizontal zooming unit is operated. A memory stores the image data therein. A memory controller controls input and output of the image data among the memory, the vertical zooming unit and the horizontal zooming unit.

Abstract: A vertical zooming unit vertically resizes image data by a tap number m. A horizontal zooming unit horizontally resizes the vertically-resized image data outputted from the vertical zooming unit by a tap number n. A tap coefficient setting unit arbitrarily sets respective tap coefficients when the vertical zooming unit or the horizontal zooming unit is operated. A memory stores the image data therein. A memory controller controls input and output of the image data among the memory, the vertical zooming unit and the horizontal zooming unit.

Abstract: A vertical zooming unit vertically resizes image data by a tap number m. A horizontal zooming unit horizontally resizes the vertically-resized image data outputted from the vertical zooming unit by a tap number n. A tap coefficient setting unit arbitrarily sets respective tap coefficients when the vertical zooming unit or the horizontal zooming unit is operated. A memory stores the image data therein. A memory controller controls input and output of the image data among the memory, the vertical zooming unit and the horizontal zooming unit.

Abstract: An image processing device for performing image processing for an image signal output from an image sensor and outputting the results, including: an internal memory having line memories for storing an image by row or column; an image processing section for performing the image processing using the internal memory; and a CPU for controlling the image processing section. The image processing section includes a plurality of processing circuits each performing predetermined processing as the image processing. At least one of the plurality of processing circuits is configured to allow use of an external memory provided outside the image processing device as required.

Abstract: A vertical zooming unit vertically resizes image data by a tap number m. A horizontal zooming unit horizontally resizes the vertically-resized image data outputted from the vertical zooming unit by a tap number n. A tap coefficient setting unit arbitrarily sets respective tap coefficients when the vertical zooming unit or the horizontal zooming unit is operated. A memory stores the image data therein. A memory controller controls input and output of the image data among the memory, the vertical zooming unit and the horizontal zooming unit.

Abstract: An image processing device for performing image processing for an image signal output from an image sensor and outputting the results, including: an internal memory having line memories for storing an image by row or column; an image processing section for performing the image processing using the internal memory; and a CPU for controlling the image processing section. The image processing section includes a plurality of processing circuits each performing predetermined processing as the image processing. At least one of the plurality of processing circuits is configured to allow use of an external memory provided outside the image processing device as required.