Display panel having optical component region and display device

A display panel, comprising:

• a plurality of pixels, including first pixels and second pixels, wherein each of the first pixels includes a first light-emitting element connected with a first pixel circuit;
• the first pixel circuit includes a first drive transistor;
• each of the second pixels includes a second light-emitting element connected with a second pixel circuit;
• and the second pixel circuit includes a second drive transistor;
• and
• a display region, including an optical component region and a first display region, wherein the first light-emitting element is in the optical component region;
• and the second light-emitting element is in the first display region, wherein:
• the first pixels include first blue pixels, first red pixels, and first green pixels;
• a width-to-length ratio of a first drive transistor corresponding to a first blue pixel is R1, a width-to-length ratio of a first drive transistor corresponding to a first red pixel is R2, and a width-to-length ratio of a first drive transistor corresponding to a first green pixel is R3,
• the second pixels include second blue pixels, second red pixels, and second green pixels;
• a width-to-length ratio of a second drive transistor corresponding to a second blue pixel is R1′, a width-to-length ratio of a second drive transistor corresponding to a second red pixel is R2′, and a width-to-length ratio of a second drive transistor corresponding to a second green pixel is R3′, wherein R1>R1′, R2>R2′, and/or R3>R3′, and
• among the first drive transistor corresponding to the first blue pixel, the first drive transistor corresponding to the first red pixel, and the first drive transistor corresponding to the first red pixel, at least the first drive transistor corresponding to the first blue pixel has a rectangular shaped channel.

A display panel, comprising:

• a plurality of pixels, including first pixels and second pixels, wherein each of the first pixels includes a first light-emitting element connected with a first pixel circuit;
• the first pixel circuit includes a first drive transistor;
• each of the second pixels includes a second light-emitting element connected with a second pixel circuit;
• and the second pixel circuit includes a second drive transistor;
• and
• a display region, including an optical component region and a first display region, wherein the first light-emitting element is in the optical component region;
• and the second light-emitting element is in the first display region, wherein:
• the first pixels include first blue pixels, first red pixels, and first green pixels;
• a width-to-length ratio of a first drive transistor corresponding to a first blue pixel is R1, a width-to-length ratio of a first drive transistor corresponding to a first red pixel is R2, and a width-to-length ratio of a first drive transistor corresponding to a first green pixel is R3,
• the second pixels include second blue pixels, second red pixels, and second green pixels;
• a width-to-length ratio of a second drive transistor corresponding to a second blue pixel is R1′, a width-to-length ratio of a second drive transistor corresponding to a second red pixel is R2′, and a width-to-length ratio of a second drive transistor corresponding to a second green pixel is R3′, wherein R1>R1′, R2>R2′, and/or R3>R3′,
• the first pixel circuit includes a reset module, a data write module, and a light-emitting control module which are electrically connected to the first drive transistor;
• the reset module includes at least one reset transistor electrically connected to the first drive transistor;
• the data write module includes at least one data write transistor electrically connected to the first drive transistor;
• and the light-emitting control module includes at least one light-emitting control transistor electrically connected to the first drive transistor, and
• a width-to-length ratio of a light-emitting control transistor corresponding to the first pixel circuit is greater than each of width-to-length ratios of the data write transistor in a same first pixel circuit.