Patent ID: 9685113
Date: 2017-06-20
CPC Classifications: G09G

Claim:
1. An Organic Light Emitting Diode (OLED) pixel compensation circuit, configured to drive an OLED to emit light, the OLED pixel compensation circuit comprising: a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor, a seventh transistor, and a storage capacitor; a gate electrode of the first transistor is directly electrically connected to a scan signal, a first electrode of the first transistor is directly electrically connected to a data signal, and a second electrode of the first transistor is directly electrically connected to a gate electrode of the fifth transistor; a gate electrode of the second transistor is directly electrically connected to the scan signal, a first electrode of the second transistor is directly electrically connected to a power supply voltage, and a second electrode of the second transistor is directly electrically connected to a second electrode of the storage capacitor; a gate electrode of the third transistor is directly electrically connected to a first light emitting signal, a first electrode of the third transistor is directly electrically connected to the power supply voltage, and a second electrode of the third transistor is directly electrically connected to a first electrode of the fifth transistor; a gate electrode of the fourth transistor is directly electrically connected to the scan signal, a first electrode of the fourth transistor is directly electrically connected to the gate electrode of the fifth transistor, and a second electrode of the fourth transistor is directly electrically connected to the first electrode of the fifth transistor; a second electrode of the fifth transistor is directly electrically connected to a first electrode of the seventh transistor; a gate electrode of the sixth transistor is directly electrically connected to the first light emitting signal, a first electrode of the sixth transistor is directly electrically connected to the gate electrode of the fifth transistor, and a second electrode of the sixth transistor is directly electrically connected to the second electrode of the storage capacitor; a gate electrode of the seventh transistor is directly electrically connected to a second light emitting signal, and a second electrode of the seventh transistor is directly electrically connected to a first electrode of the OLED; a first electrode of the storage capacitor is directly electrically connected to the first electrode of the seventh transistor; and a second electrode of the OLED is directly electrically connected to a low-level signal, and the OLED emits light in response to a driving current generated by the fifth transistor.