Display panel including data signal transmission circuit, data signal storage circuit with two storage units, and data signal writing circuit

A display panel, comprising:

• a plurality of sub-pixels arranged in an array, wherein pixel driving circuits corresponding to sub-pixels in each column of the plurality of sub-pixels are connected through at least one data line;
• a data signal transmission circuit;
• a data signal storage circuit;
• and
• a data signal writing circuit,
• wherein an output terminal of the data signal transmission circuit is connected to an input terminal of the data signal storage circuit, an output terminal of the data signal storage circuit is connected to an input terminal of the data signal writing circuit, and an output terminal of the data signal writing circuit is connected to the at least one data line,
• wherein a data driving process for the plurality of sub-pixels comprises:
• a first phase in which the data signal transmission circuit is configured to write a data signal for an n-th row of sub-pixels of the plurality of sub-pixels into the data signal storage circuit, and a second phase in which the data signal writing circuit is configured to receive the data signal output by the data signal storage circuit and write the data signal into pixel driving circuits corresponding to sub-pixels in the n-th row, and the second phase of the data driving process for the n-th row of sub-pixels is reused as the first phase of the data driving process for a (n+1)-th row of sub-pixels of the plurality of sub-pixels, where n is a positive integer,
• wherein the data signal storage circuit comprises a first storage unit and a second storage unit, wherein the first storage unit comprises a first switch, a first capacitor, and a second switch, and the second storage unit comprises a third switch, a second capacitor, and a fourth switch, and
• wherein the first switch has a first terminal electrically connected to the output terminal of the data signal transmission circuit and a second terminal electrically connected to a first terminal of the first capacitor, and a second terminal of the first capacitor is grounded,
• the second switch has a first terminal electrically connected to the first terminal of the first capacitor and a second terminal electrically connected to the input terminal of the data signal writing circuit,
• the third switch has a first terminal electrically connected to the output terminal of the data signal transmission circuit and a second terminal electrically connected to a first terminal of the second capacitor, and a second terminal of the second capacitor is grounded, and
• the fourth switch has a first terminal electrically connected to the first terminal of the second capacitor and a second terminal electrically connected to the input terminal of the data signal writing circuit.