An ultrasound acquisition apparatus comprising: a plurality of conversion elements configured to transmit elastic waves to an object, receive waves reflected at each position inside the object, and convert the reflected waves into a plurality of received signals; a fixed signal processing means configured to apply addition with a predetermined weight to the plurality of received signals to acquire first distribution information; an adaptive signal processing means configured to apply adaptive signal processing to the plurality of received signals with a weight which adaptively changes according to the received signals to acquire second distribution information, wherein resolution of the second distribution information is improved in a depth direction or a direction perpendicular to the depth direction by the adaptive signal processing; and a display control means configured to input the first distribution information and the second distribution information, and output image information to a display means , wherein the depth direction is a traveling direction of the elastic waves; characterized in that the display control means is configured to cause the display means to display the image of the first distribution information and the image of the second distribution information or a combined image of the first and second distribution information on the same screen and the two images are vertically arranged on the screen when the resolution of the second distribution information is improved in the direction perpendicular to the depth direction, whereas the display control means is configured to cause the display means to display the image of the first distribution information and the image of the second distribution information or a combined image of the first and second distribution information on the same screen and the two images are horizontally arranged on the screen when the resolution of the second distribution information is improved in the depth direction. a plurality of conversion elements configured to transmit elastic waves to an object, receive waves reflected at each position inside the object, and convert the reflected waves into a plurality of received signals; a fixed signal processing means configured to apply addition with a predetermined weight to the plurality of received signals to acquire first distribution information; an adaptive signal processing means configured to apply adaptive signal processing to the plurality of received signals with a weight which adaptively changes according to the received signals to acquire second distribution information, wherein resolution of the second distribution information is improved in a depth direction or a direction perpendicular to the depth direction by the adaptive signal processing; and a display control means configured to input the first distribution information and the second distribution information, and output image information to a display means , wherein the depth direction is a traveling direction of the elastic waves; characterized in that the display control means is configured to cause the display means to display the image of the first distribution information and the image of the second distribution information or a combined image of the first and second distribution information on the same screen and the two images are vertically arranged on the screen when the resolution of the second distribution information is improved in the direction perpendicular to the depth direction, whereas the display control means is configured to cause the display means to display the image of the first distribution information and the image of the second distribution information or a combined image of the first and second distribution information on the same screen and the two images are horizontally arranged on the screen when the resolution of the second distribution information is improved in the depth direction. <EOS>