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US 12,656,647 B2Granted
Array substrate and reflective display panel
AssigneesHefei Boe Optoelectronics Technology Co., Ltd., Boe Technology Group Co., Ltd.
InventorsLiqing Liao, Hongmin Li, Silin Feng, Ying Wang, Fengjing Tang
Life of this patent
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Abstract
An array substrate and a reflective display substrate are disclosed. The array substrate includes a base, and a plurality of data lines and a plurality of sub-pixels that are disposed on the base. The sub-pixel includes a reflective pixel electrode and a TFT. An orthographic projection of the pixel electrode in each sub-pixel on the base is overlapped with orthographic projections of a first electrode, a first data line and a second data line.
Claims17
An array substrate, comprising a base, and a plurality of sub-pixels and a plurality of data lines that are disposed on the base, the plurality of sub-pixels arranged in an array, and the plurality of data lines are arranged along a row direction;
- wherein
- the sub-pixel comprises a reflective pixel electrode and a thin film transistor, wherein an orthographic projection of the reflective pixel electrode on the base is overlapped with both an orthographic projection of the thin film transistor on the base and an orthographic projection of two adjacent data lines of the plurality of data lines on the base, a first electrode of the thin film transistor is connected to one data line of the two adjacent data lines, and a second electrode of the thin film transistor is connected to the reflective pixel electrode;
- the data line comprises a plurality of first linear extension portions and a plurality of second linear extension portions alternately arranged and sequentially connected, and extension directions of any two connected the first linear extension portion and the second linear extension portion are intersected with each other;
- and
- in a same data line, the plurality of first linear extension portions are extended along a column direction, the plurality of second linear extension portions are extended along the row direction, and any two adjacent second linear extension portions and the first linear extension portion disposed between the two adjacent second linear extension portions form a bending structure with an opening, and opening directions of any two adjacent bending structures are opposite;
- wherein a first electrode of a first thin film transistor is connected to a first linear extension portion of a first bending structure, and the first thin film transistor is disposed on a side away from the opening of the first bending structure, wherein the first thin film transistor is any one of a plurality of the thin film transistors, and the first bending structure is one of the bending structures in the data line connected to the first thin film transistor;
- and
- the array substrate further comprises a first auxiliary electrode connected to the second electrode, a second auxiliary electrode disposed at a side, distal from the reflective pixel electrode, of the first auxiliary electrode, and an insulation layer disposed between the first auxiliary electrode and the second auxiliary electrode;
- wherein an orthographic projection of the first auxiliary electrode on the base is overlapped with an orthographic projection of the second auxiliary electrode on the base;
- an orthographic projection, on the base, of the first auxiliary electrode and the second auxiliary electrode corresponding to a first pixel electrode does not overlap with an orthographic projection, on the base, of the bending structure in the data line connected to the first thin film transistor, wherein the first pixel electrode is the reflective pixel electrode to which the first thin film transistor is connected;
- and
- the orthographic projection, on the base, of the first auxiliary electrode and the second auxiliary electrode corresponding to the first pixel electrode is at least partially disposed in a direction of an opening of an orthographic projection, on the base, of a second bending structure, wherein the second bending structure is another bending structure which is adjacent to the first bending structure in the data line connected to the first thin film transistor.
9 more elements
An array substrate, comprising a base, and a plurality of sub-pixels and a plurality of data lines that are disposed on the base, the plurality of sub-pixels arranged in an array, and the plurality of data lines are arranged along a row direction;
- wherein
- the sub-pixel comprises a reflective pixel electrode and a thin film transistor, wherein an orthographic projection of the reflective pixel electrode on the base is overlapped with both an orthographic projection of the thin film transistor on the base and an orthographic projection of two adjacent data lines of the plurality of data lines on the base, a first electrode of the thin film transistor is connected to one data line of the two adjacent data lines, and a second electrode of the thin film transistor is connected to the reflective pixel electrode;
- the data line comprises a plurality of first linear extension portions and a plurality of second linear extension portions alternately arranged and sequentially connected, and extension directions of any two connected the first linear extension portion and the second linear extension portion are intersected with each other;
- and
- in a same data line, the plurality of first linear extension portions are extended along a column direction, the plurality of second linear extension portions are extended along the row direction, and any two adjacent second linear extension portions and the first linear extension portion disposed between the two adjacent second linear extension portions form a bending structure with an opening, and opening directions of any two adjacent bending structures are opposite;
- wherein a first electrode of a first thin film transistor is connected to a first linear extension portion of a first bending structure, and the first thin film transistor is disposed on a side away from the opening of the first bending structure, wherein the first thin film transistor is any one of a plurality of the thin film transistors, and the first bending structure is one of the bending structures in the data line connected to the first thin film transistor;
- the array substrate further comprises a first auxiliary electrode connected to the second electrode, a second auxiliary electrode disposed at a side, distal from the reflective pixel electrode, of the first auxiliary electrode, and an insulation layer disposed between the first auxiliary electrode and the second auxiliary electrode;
- wherein an orthographic projection of the first auxiliary electrode on the base is overlapped with an orthographic projection of the second auxiliary electrode on the base;
- and
- the array substrate further comprises a plurality of common electrode lines, each of the common electrode lines is electrically connected to each row of the second auxiliary electrodes;
- and an orthographic projection of the second linear extension portion on the base is spaced apart from an orthographic projection of the common electrode line on the base.
8 more elements
An array substrate, comprising a base, and a plurality of sub-pixels and a plurality of data lines that are disposed on the base, the plurality of sub-pixels arranged in an array, and the plurality of data lines are arranged along a row direction;
- wherein
- the sub-pixel comprises a reflective pixel electrode and a thin film transistor, wherein an orthographic projection of the reflective pixel electrode on the base is overlapped with both an orthographic projection of the thin film transistor on the base and an orthographic projection of two adjacent data lines of the plurality of data lines on the base, a first electrode of the thin film transistor is connected to one data line of the two adjacent data lines, and a second electrode of the thin film transistor is connected to the reflective pixel electrode;
- the data line comprises a plurality of first linear extension portions and a plurality of second linear extension portions alternately arranged and sequentially connected, and extension directions of any two connected the first linear extension portion and the second linear extension portion are intersected with each other;
- and
- in a same data line, the plurality of first linear extension portions are extended along a column direction, the plurality of second linear extension portions are extended along the row direction, and any two adjacent second linear extension portions and the first linear extension portion disposed between the two adjacent second linear extension portions form a bending structure with an opening, and opening directions of any two adjacent bending structures are opposite;
- wherein a first electrode of a first thin film transistor is connected to a first linear extension portion of a first bending structure, and the first thin film transistor is disposed on a side away from the opening of the first bending structure, wherein the first thin film transistor is any one of a plurality of the thin film transistors, and the first bending structure is one of the bending structures in the data line connected to the first thin film transistor;
- and
- the first electrode comprises a U-shaped structure, and the second electrode comprises a strip-shaped structure;
- wherein at least a part of the strip-shaped structure is disposed in the U-shaped structure, and an end, distal from the U-shaped structure, of the strip-shaped structure is connected to the reflective pixel electrode.
6 more elements
An array substrate, comprising a base, and a plurality of sub-pixels and a plurality of data lines that are disposed on the base, the plurality of sub-pixels arranged in an array, and the plurality of data lines are arranged along a row direction;
- wherein
- the sub-pixel comprises a reflective pixel electrode and a thin film transistor, wherein an orthographic projection of the reflective pixel electrode on the base is overlapped with both an orthographic projection of the thin film transistor on the base and an orthographic projection of two adjacent data lines of the plurality of data lines on the base, a first electrode of the thin film transistor is connected to one data line of the two adjacent data lines, and a second electrode of the thin film transistor is connected to the reflective pixel electrode;
- the data line comprises a plurality of linear extension portions and a plurality of curved extension portions alternately arranged and sequentially connected, the curved extension portions are each provided an opening;
- in a same data line, the plurality of linear extension portions are all extended along a column direction, and disposed between a first sub-pixel column and a second sub-pixel column, wherein the first sub-pixel column is a column of sub-pixels comprising a first sub-pixel, the second sub-pixel column is a column of sub-pixels comprising a second sub-pixel, and the first sub-pixel and the second sub-pixel are two sub-pixels of the plurality of sub-pixels that are in a same row of sub-pixels and disposed on both sides of the data line;
- and
- wherein a first electrode of the thin film transistor is connected to a curved extension portion, and the thin film transistor is disposed outside the opening of the curved extension portion connected to the thin film transistor.
3 more elements
Dependencies are inferred from the claim text.