A detection sensor, comprising: a first electrode member on a base layer and including a plurality of first sensing electrodes each including a first opening and electrically connected to each other along a first direction (x); a second electrode member on the base layer and including a plurality of second sensing electrodes electrically connected to each other along a second direction (y) crossing the first direction (x); a first conductive member including a plurality of first conductive patterns electrically connected to each other along the first direction (x); a second conductive member including a plurality of second conductive patterns electrically connected to each other along the first direction (x) and spaced apart from the first conductive member; and a sensor controller configured to detect a change of a mutual capacitance between the first electrode member and the second electrode member in a first mode and configured to detect a change of a mutual capacitance between the first conductive member and the second conductive member in a second mode different from the first mode, wherein the plurality of first sensing electrodes are arranged along the second direction (y) to form electrode rows, a said first conductive pattern is in at least one of the electrode rows and is in a said first opening, and a said second conductive pattern is in an electrode row other than at least one of the electrode rows in which the first conductive pattern is located, and is in a said first opening, wherein the sensor controller is configured to detect a touch in the first mode based on the change of the mutual capacitance between the first electrode member and the second electrode member, and wherein the sensor controller is configured to detect proximity of an object in the second mode based on the change of the mutual capacitance between the first conductive member and the second conductive member. a first electrode member on a base layer and including a plurality of first sensing electrodes each including a first opening and electrically connected to each other along a first direction (x); a second electrode member on the base layer and including a plurality of second sensing electrodes electrically connected to each other along a second direction (y) crossing the first direction (x); a first conductive member including a plurality of first conductive patterns electrically connected to each other along the first direction (x); a second conductive member including a plurality of second conductive patterns electrically connected to each other along the first direction (x) and spaced apart from the first conductive member; and a sensor controller configured to detect a change of a mutual capacitance between the first electrode member and the second electrode member in a first mode and configured to detect a change of a mutual capacitance between the first conductive member and the second conductive member in a second mode different from the first mode, wherein the plurality of first sensing electrodes are arranged along the second direction (y) to form electrode rows, a said first conductive pattern is in at least one of the electrode rows and is in a said first opening, and a said second conductive pattern is in an electrode row other than at least one of the electrode rows in which the first conductive pattern is located, and is in a said first opening, wherein the sensor controller is configured to detect a touch in the first mode based on the change of the mutual capacitance between the first electrode member and the second electrode member, and wherein the sensor controller is configured to detect proximity of an object in the second mode based on the change of the mutual capacitance between the first conductive member and the second conductive member.