Patent ID: 11900875
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 6:
7. The display substrate according to claim 2, further comprising a first power line that extends in the column direction and a reset signal line and an initial signal line that extend in the row direction; wherein
the blank circuit comprises: a first blank transistor to a seventh blank transistor, and a first blank capacitor; wherein a control electrode of the first blank transistor is electrically connected to the reset signal line, a first electrode of the first blank transistor is electrically connected to a first blank node, and a second electrode of the first blank transistor is electrically connected to the initial signal line; a control electrode of the second blank transistor is electrically connected to a scanning signal line, a first electrode of the second blank transistor is electrically connected to the first blank node, and a second electrode of the second blank transistor is electrically connected to a second blank node; a control electrode of the third blank transistor is electrically connected to the first blank node, a first electrode of the third blank transistor is electrically connected to a third blank node, and a second electrode of the third blank transistor is electrically connected to the second blank node; a control electrode of the fourth blank transistor is electrically connected to the scanning signal line, a first electrode of the fourth blank transistor is floating, and a second electrode of the fourth blank transistor is electrically connected to the third blank node; a control electrode of the fifth blank transistor is electrically connected to a light-emitting signal line, a first electrode of the fifth blank transistor is electrically connected to the first power line, and a second electrode of the fifth blank transistor is electrically connected to the third blank node; a control electrode of the sixth blank transistor is electrically connected to the light-emitting signal line, a first electrode of the sixth blank transistor is electrically connected to the second blank node, and a second electrode of the sixth blank transistor is floating or electrically connected to the first power line; a control electrode of the seventh blank transistor is electrically connected to the scanning signal line, a first electrode of the seventh blank transistor is electrically connected to the initial signal line, and a second electrode of the seventh blank transistor is floating or electrically connected to the first power line; and a first plate of the first blank capacitor is electrically connected to the first blank node, and a second plate of the first blank capacitor is electrically connected to the first power line.