Display screen, electronic device and manufacturing method

An electronic device, comprising:

• a display screen comprising a first display area and a second display area, wherein the second display area surrounds the first display area;
• and
• a photosensitive element, disposed below the first display area of the display screen;
• wherein the first display area comprises a first area of a substrate and a plurality of first pixel units, each of the plurality of first pixel units comprises a first light-emitting unit and a first driving circuit configured to drive the first light-emitting unit to emit light, the first light-emitting unit is disposed on the first driving circuit and arranged in the first area together with the first driving circuit;
• wherein the second display area comprises a second area of the substrate, a plurality of second pixel units and a second driving circuit, each of the plurality of second pixel units comprises a second light-emitting unit arranged in the second area, and the second driving circuit is configured to drive the second light-emitting unit to emit light;
• wherein the plurality of first pixel units are arranged in an array including multiple columns, a longitudinal spacing area is defined between the first pixel units of adjacent columns;
• the display screen further comprises longitudinal electrical connection lines each disposed in the first area and extending along a column direction of the plurality of first pixel units, and each longitudinal electrical connection line is connected with a column of first pixel units;
• and
• for every two adjacent longitudinal spacing areas defined by the multiple columns of the first pixel units, one of the every two adjacent longitudinal spacing areas is provided with two longitudinal electrical connection lines in parallel, and another of the every two adjacent longitudinal spacing areas is provided with no longitudinal electrical connection line.

A method for manufacturing a display screen, comprising:

• providing a substrate, wherein the substrate comprises a first area and a second area;
• providing a plurality of first pixel units, wherein each of the plurality of first pixel units comprises a first light-emitting unit and a first driving circuit configured to drive the first light-emitting unit to emit light, and the first light-emitting unit is disposed on the first driving circuit;
• transferring the first light-emitting unit together with the first driving circuit into the first area;
• disposing a plurality of second pixel units in the second area, wherein each of the plurality of second pixel units comprises a second light-emitting unit, a second driving circuit is configured to drive the second light-emitting unit to emit light, and an area of a projection of the first light-emitting unit on the substrate is smaller than an area of a projection of the second light-emitting unit on the substrate;
• and
• encapsulating the plurality of second pixel units in an encapsulation layer;
• wherein the plurality of first pixel units are arranged in an array including multiple rows, a transverse spacing area is defined between the first pixel units of adjacent rows;
• and
• the method further comprises:
• providing, in the first area, transverse electrical connection lines each extending along a row direction of the plurality of first pixel units, wherein each transverse electrical connection line is connected with the first driving circuits of a row of the first pixel units, one of adjacent two transverse spacing areas is provided with two transverse electrical connection lines therein, and each transverse electrical connection line is located at an edge of the one of the adjacent two transverse spacing areas;
• wherein the plurality of first pixel units comprises micro light-emitting diodes arranged at equal intervals in a column direction, each row of the micro light-emitting diodes have the transverse electrical connection line electrically connected thereto, adjacent two transverse electrical connection lines are set as one group and respectively serve as an upper transverse electrical connection line and a lower transverse electrical connection line, the upper transverse electrical connection line is arranged at a lower edge of one row of the micro light-emitting diodes, and the lower transverse electrical connection line is arranged at an upper edge of another row of the micro light-emitting diodes, the transverse spacing area between the transverse electrical connection lines of different groups is larger than the transverse spacing area between the transverse electrical connection lines of the same group.