Light emitting diode display device

摘要

An LED display device includes a first scan switching element between a data line and a first node, a first voltage transfer switching element between a first drive voltage line and the first node, a first detection switching element between second and third nodes, a first driving switching element between the first drive voltage line and the third node, a first emission control switching element between the third node and a first LED, a second scan switching element between the data line and the second node, a second voltage transfer switching element between the first drive voltage line and the second node, a second detection switching element between the first node and a fourth node, a second driving switching element, a second emission control switching element between the fourth node and a second LED, and a common capacitor between the first node and the second node.

主权项

1. A light emitting diode display device comprising:
a first scan switching element connected between a data line and a first node and being controlled in accordance with a first scan signal; a first voltage transfer switching element connected between a first drive voltage line to transmit a first drive voltage and the first node and being controlled in accordance with a first voltage transfer control signal; a first detection switching element connected between a second node and a third node and being controlled in accordance with a first threshold voltage detection signal; a first driving switching element connected between the first drive voltage line and the third node and being controlled in accordance with a signal applied to the second node; a first emission control switching element connected between the third node and a first light emitting diode and being controlled in accordance with a first emission control signal; a second scan switching element connected between the data line and the second node and being controlled in accordance with a second scan signal; a second voltage transfer switching element connected between the first drive voltage line and the second node and being controlled in accordance with a second voltage transfer control signal; a second detection switching element connected between the first node and a fourth node and being controlled in accordance with a second threshold voltage detection signal; a second driving switching element connected between the first drive voltage line and the fourth node and being controlled in accordance with a signal applied to the first node; a second emission control switching element between the fourth node and a second light emitting diode and being controlled in accordance with a second emission control signal; and a common capacitor connected between the first node and the second node.