Display substrate and display apparatus
US-2024431163-A1 · Dec 26, 2024 · US
US2025374762A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2025374762-A1 |
| Application number | US-202519304397-A |
| Country | US |
| Kind code | A1 |
| Filing date | Aug 19, 2025 |
| Priority date | Apr 1, 2021 |
| Publication date | Dec 4, 2025 |
| Grant date | — |
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An electronic device may include a display and an optical sensor formed underneath the display. The display may have both a full pixel density region and a high-transmittance region that overlaps the optical sensor. To increase the transmittance of light through the high-transmittance region of the display, emissive sub-pixels in the high-transmittance region may be shorted together. Each emissive sub-pixel may be shorted to an emissive sub-pixel of the same color. The emissive sub-pixels in the high-transmittance region of the display may have the same layout but smaller sizes relative to the full pixel density region of the display. The thin-film transistor sub-pixels in the high-transmittance region may be consolidated horizontally and/or vertically to produce larger continuous high-transmittance areas.
Opening claim text (preview).
What is claimed is: 1 . An electronic device, comprising: an input-output component; and a display having an array of pixels, wherein the display comprises: a first portion having a first pixel density; and a second portion overlapping the input-output component and having a second pixel density that is lower than the first pixel density, wherein the second portion of the display comprises: emissive sub-pixels that emit light; and thin-film transistor (TFT) sub-pixels that control the emissive sub-pixels, wherein the TFT sub-pixels are arranged in an array of rows and columns and wherein, within a given row, the TFT sub-pixels are unevenly distributed. 2 . The electronic device of claim 1 , wherein the TFT sub-pixels are consolidated horizontally in an area of the second portion of the display. 3 . The electronic device of claim 1 , wherein the given row of TFT sub-pixels comprises a middle area and an edge area, wherein there is a first density of TFT sub-pixels in the middle area, and wherein there is a second density different than the first density of TFT sub-pixels in the edge area. 4 . The electronic device of claim 3 , wherein the second density is less than the first density. 5 . The electronic device of claim 3 , wherein the edge area has zero TFT sub-pixels. 6 . The electronic device of claim 3 , wherein the middle area includes at least a first set of six columns and wherein the edge area includes at least a second set of six columns. 7 . The electronic device of claim 1 , wherein at least one column has zero TFT sub-pixels. 8 . The electronic device of claim 1 , wherein a first thin-film transistor sub-pixel controls first and second emissive sub-pixels in the second portion and wherein the first and second emissive sub-pixels are in a same row and different columns. 9 . The electronic device of claim 1 , wherein, within a given column, the TFT sub-pixels are unevenly distributed. 10 . The electronic device of claim 9 , wherein at least one row has zero TFT sub-pixels. 11 . The electronic device of claim 9 , wherein a first thin-film transistor sub-pixel controls first and second emissive sub-pixels in the second portion and wherein the first and second emissive sub-pixels are in a same column and different rows. 12 . The electronic device of claim 9 , wherein a first thin-film transistor sub-pixel controls first and second emissive sub-pixels in the second portion and wherein the first and second emissive sub-pixels are in different columns and different rows. 13 . An electronic device, comprising: an input-output component; and a display having a plurality of emissive sub-pixels and a plurality of thin-film transistor (TFT) sub-pixels that control the emissive sub-pixels, wherein the display comprises: a first portion in which there is one emissive sub-pixel for each TFT sub-pixel; and a second portion in which there are two emissive sub-pixels for each TFT sub-pixel, wherein the second portion overlaps the input-output component, wherein the TFT sub-pixels in the second portion are arranged in an array of rows and columns, and wherein, within a given column, the TFT sub-pixels are unevenly distributed. 14 . The electronic device of claim 13 , wherein the TFT sub-pixels are consolidated vertically in an area of the second portion of the display. 15 . The electronic device of claim 13 , wherein the given column of TFT sub-pixels comprises a middle area and an edge area, wherein there is a first density of TFT sub-pixels in the middle area, and wherein there is a second density different than the first density of TFT sub-pixels in the edge area. 16 . The electronic device of claim 15 , wherein the second density is less than the first density. 17 . The electronic device of claim 15 , wherein the edge area has zero TFT sub-pixels. 18 . An electronic device, comprising: an input-output component; and a display having an array of pixels, wherein the display comprises: a first portion having a first pixel density; and a second portion overlapping the input-output component and having a second pixel density that is lower than the first pixel density, wherein the second portion of the display comprises: emissive sub-pixels that emit light; and thin-film transistor (TFT) sub-pixels that control the emissive sub-pixels, wherein the TFT sub-pixels are consolidated at opposite edges of the second portion. 19 . The electronic device of claim 18 , wherein the TFT sub-pixels are consolidated at top and bottom edges of the second portion. 20 . The electronic device of claim 18 , wherein a central area of the second portion has zero TFT sub-pixels.
wherein the TFTs are in active matrices · CPC title
organic, e.g. using organic light-emitting diodes [OLED] · CPC title
Resolution change, inclusive of the use of different resolutions for different screen areas · CPC title
Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components · CPC title
Aspects of interface with display user · CPC title
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