A driving backplane includes a first substrate, a thick copper layer, a second substrate, and a driving layer stacked in sequence. The thick copper layer is provided with a driving wire configured to load a driving signal. The driving layer is provided with a driving circuit. The driving circuit is electrically connected to the driving wire through a via.

A driving backplane includes a first substrate, a thick copper layer, a second substrate, and a driving layer stacked in sequence. The thick copper layer is provided with a driving wire configured to load a driving signal. The driving layer is provided with a driving circuit. The driving circuit is electrically connected to the driving wire through a via.

Provided are a display panel and a display apparatus. The display panel comprises a substrate and pixel circuits on one side of the substrate. At least one of the pixel circuits comprises a driving transistor, a data writing transistor, and an anode reset transistor. The data writing transistor has a gate electrically connected to a first scan line, a first electrode electrically connected to a data line, and a second electrode electrically connected to a first electrode of the driving transistor. The anode reset transistor has a gate electrically connected to the first scan line, a first electrode electrically connected to a reset line, and a second electrode electrically connected to a light-emitting element. The anode reset transistor and the data writing transistor of a same pixel circuit are electrically connected to a same first scan line.

Provided are a display panel and a display apparatus. The display panel comprises a substrate and pixel circuits on one side of the substrate. At least one of the pixel circuits comprises a driving transistor, a data writing transistor, and an anode reset transistor. The data writing transistor has a gate electrically connected to a first scan line, a first electrode electrically connected to a data line, and a second electrode electrically connected to a first electrode of the driving transistor. The anode reset transistor has a gate electrically connected to the first scan line, a first electrode electrically connected to a reset line, and a second electrode electrically connected to a light-emitting element. The anode reset transistor and the data writing transistor of a same pixel circuit are electrically connected to a same first scan line.

A display panel and a display device are provided. The display panel includes: a display region and a non-display region, the non-display region surrounds the display region, the display region includes a first display region and a second display region, the first display region surrounds the periphery of the second display region, a plurality of first pixels is arranged in the first display region, a plurality of second pixels is arranged in the second display region, the display region includes a first driving circuit configured to drive the first pixels and a second driving circuit configured to drive the second pixels; and one first driving circuit is configured to simultaneously drive at least two first pixels.

A display panel and a display device are provided. The display panel includes: a display region and a non-display region, the non-display region surrounds the display region, the display region includes a first display region and a second display region, the first display region surrounds the periphery of the second display region, a plurality of first pixels is arranged in the first display region, a plurality of second pixels is arranged in the second display region, the display region includes a first driving circuit configured to drive the first pixels and a second driving circuit configured to drive the second pixels; and one first driving circuit is configured to simultaneously drive at least two first pixels.

The invention relates to an optoelectronic device including a control circuit, a pixel comprising a photodetector, a light-emitting diode, and an intermediate region interposed between the photodetector and the light-emitting diode. The photodetector is sensitive to a detection wavelength .sub.2. The light-emitting diode comprises an active stack with a cutoff wavelength .sub.c shorter than .sub.2 and a buried electrode interposed between an interconnection stack of the circuit and the active stack, and covers a detection surface of the photodetector. The device furthermore comprises a via passing right through the active stack and extending as far as the interconnection stack; an electrical contact passing right through the active stack, in contact with the buried electrode; an electrical path electrically connecting the buried electrode to the control circuit and including the electrical through-contact and the via. The intermediate region is devoid of metal and the buried electrode is transparent to .sub.2.

A display device includes pixels, a light-blocking layer, and transistors disposed in the pixels and on the light-blocking layer. Reflective electrodes are on the transistors. Light emitting elements are disposed in the pixels and on the reflective electrodes. Power lines are on the substrate. Power lines each includes a first sub-power line extending in a first direction and disposed on a same layer as the light-blocking layer; a second sub-power line extending in a second direction different from the first direction and disposed on a same layer as electrodes of the plurality of transistors; and a third sub-power line extending in the first direction and disposed on a same layer as the plurality of reflective electrodes.

A display device includes pixels, a light-blocking layer, and transistors disposed in the pixels and on the light-blocking layer. Reflective electrodes are on the transistors. Light emitting elements are disposed in the pixels and on the reflective electrodes. Power lines are on the substrate. Power lines each includes a first sub-power line extending in a first direction and disposed on a same layer as the light-blocking layer; a second sub-power line extending in a second direction different from the first direction and disposed on a same layer as electrodes of the plurality of transistors; and a third sub-power line extending in the first direction and disposed on a same layer as the plurality of reflective electrodes.

A transparent display device is provided, which comprises a display area in which a plurality of subpixels are disposed to display an image, a plurality of transmissive areas disposed within the display area and transmitting external light, a first non-transmissive area disposed between the transmissive areas disposed to be adjacent to each other in a first direction and not transmitting external light, a second non-transmissive area disposed between the transmissive areas disposed to be adjacent to each other in a second direction and not transmitting external light, a first circuit portion disposed in the first non-transmissive area to drive the subpixel disposed in the first non-transmissive area, and a second circuit portion disposed in the second non-transmissive area to drive the subpixel disposed in the second non-transmissive area.