CPC G09G 3/3258 (2013.01) [G09G 3/3291 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0247 (2013.01); G09G 2330/021 (2013.01)] | 15 Claims |
1. A pixel circuit, comprising: an energy storage control circuit, an energy storage circuit, a first initialization circuit, a second initialization circuit, a drive circuit, and a light-emitting element; wherein a display cycle of the pixel circuit comprises a refresh frame and at least one hold frame, and each of the refresh frame and the at least one hold frame comprises an initialization phase, a data writing phase, and a light-emitting phase;
the first initialization circuit is electrically connected to a first initialization control line, a first initial voltage terminal and a control terminal of the drive circuit, and is configured to write a first initial voltage provided by the first initial voltage terminal into the control terminal of the drive circuit under control of a first initialization control signal provided by the first initialization control line;
a first end of the energy storage circuit is electrically connected to the control terminal of the drive circuit, and the energy storage circuit is configured to store electric energy;
the energy storage control circuit is electrically connected to an energy storage control line, a second end of the energy storage circuit and a first voltage terminal, and is configured to control the second end of the energy storage circuit to be connected to the first voltage terminal under control of an energy storage control signal provided by the energy storage control line in the refresh frame, and to control the second end of the energy storage circuit to be disconnected from the first voltage terminal under control of the energy storage control signal in the initialization phase comprised in the hold frame and the data writing phase comprised in the hold frame;
the drive circuit is electrically connected to a first electrode of the light-emitting element; the drive circuit is configured to drive the light-emitting element under control of a potential of the control terminal of the drive circuit; and
a second electrode of the light-emitting element is electrically connected to a second voltage terminal.
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