Pixel circuit, driving method, display panel and display device

A display panel, comprising a plurality of pixel circuits,

• wherein each of the plurality of pixel circuits comprises at least two pixel sub-circuits;
• and
• a data line, a first scan line, a second scan line, a third scan line and a light-emitting control line corresponding to the pixel circuit,
• each of the pixel sub-circuits comprises:
• a light-emitting control sub-circuit, a node reset sub-circuit, a drive control sub-circuit, a write sub-circuit and a light emitting device, and
• in each of the pixel sub-circuits:
• the light-emitting control sub-circuit is connected with a first voltage signal end, a light-emitting control end and a first node respectively:
• the light-emitting control sub-circuit is configured to provide a signal provided by the first voltage signal end to the first node under a control of the light-emitting control end;
• the node reset sub-circuit is connected with a first scanning signal end, the first node and a second node respectively:
• the node reset sub-circuit is configured to form a conductive path between the first node and the second node under a control of the first scanning signal end;
• the write sub-circuit is connected with a second scanning signal end, a data signal end and the second node respectively:
• the write sub-circuit is configured to write a data signal provided by the data signal end and a threshold voltage to the second node under a control of the second scanning signal end;
• the drive control sub-circuit is connected with the first node, the second node and the light emitting device respectively;
• the drive control sub-circuit is configured to drive the light emitting device to emit light under a control of the second node;
• and
• the light emitting device is connected between the drive control sub-circuit and the second voltage signal end,
• the plurality of the pixel circuits is arranged in a matrix;
• each column of the pixel circuits shares a single data line, and each row of the pixel circuits shares a single first scan line, a single second scan line, a single third scam line and a single light-emitting control line,
• the plurality of pixel circuits comprises N rows of pixel circuits, N is an integer greater than 3, and
• the first scan line of an (n+1)th row of the pixel circuits is reused as the second scan line of an nth row of the pixel circuits, the first scan line of an (n+2)th row of the pixel circuits is reused as the third scan line of an nth row of the pixel circuits, n is an integer greater than or equal to 1, and n is less than or equal to N−2.