Pixel circuit, driving method and display device

A display device comprising a pixel circuit, wherein the pixel circuit comprises a driving circuit, a first control circuit, a compensation control circuit, a first initialization circuit and a second initialization circuit;

• wherein
• the first control circuit is respectively electrically connected to a first scan line, a control end of the driving circuit and a connection node, and is configured to control to connect the control end of the driving circuit and the connection node under the control of a first scan signal provided by the first scan line;
• the compensation control circuit is respectively electrically connected to a second scan line, the connection node and a first end of the driving circuit, and is configured to control to connect the connection node and the first end of the driving circuit under the control of a second scan signal provided by the second scan line;
• the first initialization circuit is electrically connected to an initialization control line, a first initialization voltage line and the connection node, respectively, and is configured to write a first initialization voltage provided by the first initialization voltage line into the connection node under the control of an initialization control signal provided by the initialization control line;
• the driving circuit is configured to control to connect the first end of the driving circuit and a second end of the driving circuit under the control of a potential of the control end of the driving circuit;
• the pixel circuit further comprises a reset circuit;
• wherein
• the reset circuit is electrically connected to a third scan line, a reset voltage line and the second end of the driving circuit respectively, and is configured to write a reset voltage provided by the reset voltage line into the second end of the driving circuit under the control of a third scan signal provided by the third scan line;
• wherein the reset circuit comprises a fourth transistor;
• a control electrode of the fourth transistor is electrically connected to the third scan line, a first electrode of the fourth transistor is electrically connected to the reset voltage line, and a second electrode of the fourth transistor is electrically connected to the second end of the driving circuit;
• the second initialization circuit is respectively electrically connected to a fourth scan line, a second initialization voltage line and the first electrode of the light-emitting element, and is configured to write a second initialization voltage provided by the second initialization voltage line into the first electrode of the light-emitting element under the control of a fourth scan signal provided by the fourth scan line;
• the second initialization circuit includes a seventh transistor;
• a width-to-length ratio of the fourth transistor is greater than or equal to a width-to-length ratio of the seventh transistor;
• wherein the display device further includes a third scan signal generation circuit and a fourth scan signal generation circuit;
• the third scan signal generation circuit is electrically connected to the third scan line, and is configured to provide the third scan signal to the third scan line;
• the fourth scan signal generation circuit is electrically connected to the fourth scan line, and is configured to provide the fourth scan signal to the fourth scan line,
• wherein the third scan signal and the fourth scan signal are a same scan signal, and the third scan signal generation circuit and the fourth scan signal generation circuit are a same circuit.