Pixel circuit and driving method thereof, display panel

A pixel circuit, comprising:

• a light emitting circuit, having a first terminal connected with a first terminal of a first driving circuit and a first terminal of a second driving circuit, a second terminal connected with a first power supply voltage terminal;
• the first driving circuit, having a second terminal connected with a first driving voltage terminal, a third terminal connected with a first scanning control terminal, a fourth terminal connected with a data input terminal, and configured to drive the light emitting circuit to emit light during a first period under control of a first scanning signal at the first scanning control terminal;
• and
• the second driving circuit, having a second terminal connected with a second driving voltage terminal, a third terminal connected with a second scanning control terminal, a fourth terminal connected with the data input terminal, and configured to drive the light emitting circuit to emit light during a second period under control of a second scanning signal at the second scanning control terminal, the first period and the second period not overlapping with each other and being frames adjacent to each other;
• wherein the first driving circuit and the second driving circuit are configured to alternately drive the light emitting circuit to emit light,
• wherein each frame is divided into a reset period, a compensating period, a data writing period and a light emitting period,
• during the odd-numbered frames, in the reset period, a non-driving voltage is output at the first and the second driving voltage terminals, and data voltages of the data input terminal are provided to the fourth terminals of the first and second driving circuits, wherein the data voltages are voltages equal to the non-driving voltages;
• in the data writing period, the first driving voltage terminal is configured to be floated and to output no voltage;
• in the compensating period and the light emitting period, the first driving voltage terminal configured to be output a driving voltage;
• during the even-numbered frames, in the reset period, the non-driving voltage is output at the first and the second driving voltage terminals, and data voltages of the data input terminal are provided to the fourth terminals of the first and second driving circuits, wherein the data voltages are voltages equal to the non-driving voltages;
• in the data writing period, the second driving voltage terminal is configured to be floated and to output no voltage;
• in the compensating period and the light emitting period, the second driving voltage terminal is configured to output the driving voltage.