Detection device

A detection device, comprising:

• a flexible substrate;
• a plurality of light sensors provided in a detection region of the flexible substrate;
• a terminal that is provided at one end of the flexible substrate and is capable of being coupled to an external device;
• and
• a peripheral circuit that is provided on the flexible substrate and located between the detection region and the terminal, wherein
• the peripheral circuit includes:
• a selection circuit that is a circuit of which coupling relations with a plurality of signal lines are switchable and that is configured to establish a transmission path with one of the signal lines, the signal lines being configured to transmit outputs from the light sensors;
• a drive circuit that is configured to apply a drive signal to gates of a plurality of switching elements interposed between the light sensors and the signal lines;
• and
• a reset circuit that is configured to reset the light sensors, and
• the selection circuit, the drive circuit, and the reset circuit are not provided at a position other than a position between the detection region and the terminal in a peripheral region of the flexible substrate, the peripheral region being located in a periphery of the detection region.

A detection device, comprising:

• a flexible substrate;
• a plurality of light sensors provided in a detection region of the flexible substrate;
• a plurality of switching elements each having a source, a gate, and a drain;
• a terminal that is provided at one end of the flexible substrate and is capable of being coupled to an external device;
• a drive circuit;
• and
• a peripheral circuit that is provided on the flexible substrate and located between the detection region and the terminal, wherein
• one of the source and the drain of each of the switching elements is coupled to a corresponding one of the light sensors,
• the gate of each of the switching elements is coupled to corresponding one of a plurality of scanning lines each extending in a direction, the scanning lines being arranged in other direction,
• each of a plurality of coupling lines is coupled to a corresponding one of the scanning lines, the coupling lines each extending in the other direction, the coupling lines being arranged in the direction,
• other one of the source and the drain of each of the switching elements is coupled to a corresponding one of a plurality of signal lines each extending in the other direction, the signal lines being arranged in the direction,
• the coupling lines and the scanning lines are coupled to the peripheral circuit, and
• the signal lines and the coupling lines overlap with each other while being isolated from each other within the detection region.

A detection device, comprising:

• a flexible substrate;
• a plurality of light sensors provided in a detection region of the flexible substrate;
• a plurality of switching elements each having a source, a gate, and a drain;
• a terminal that is provided at one end of the flexible substrate and is capable of being coupled to an external device;
• a drive circuit;
• and
• a peripheral circuit that is provided on the flexible substrate and located between the detection region and the terminal, wherein
• one of the source and the drain of each of the switching elements is coupled to a corresponding one of the light sensors,
• the gate of each of the switching elements is coupled to corresponding one of a plurality of scanning lines each extending in a direction, the scanning lines being arranged in other direction,
• each of a plurality of coupling lines is coupled to a corresponding one of the scanning lines, the coupling lines each extending in the other direction, the coupling lines being arranged in the direction,
• other one of the source and the drain of each of the switching elements is coupled to a corresponding one of a plurality of signal lines each extending in the other direction, the signal lines being arranged in the direction,
• the coupling lines and the scanning lines are coupled to the peripheral circuit,
• the scanning lines have intersections that intersect the signal lines while being insulated from the signal lines, and
• a portion other than the intersections is formed in the same layer as the signal lines in a layered structure formed on the flexible substrate.