Touch control display panel, touch control display apparatus, touch substrate, and method of fabricating touch control display panel

A touch substrate, comprising:

• a base substrate;
• and
• a black matrix layer on the base substrate and in an inter-subpixel region of the touch substrate;
• wherein the black matrix layer comprises a non-sensing portion, and a plurality of sensing portions spaced apart from the non-sensing portion;
• wherein the touch substrate further comprises:
• a first electrode layer comprising a plurality of first electrode blocks respectively between the plurality of sensing portions and the base substrate;
• and
• a second electrode layer comprising a plurality of second electrode blocks respectively on a side of the plurality of sensing portions away from the first electrode layer;
• wherein a respective one of the plurality of sensing portions is configured to undergo a restorable change in electrical resistivity in response to a pressure from a touch;
• the non-sensing portion and the plurality of sensing portions comprise a same conductive black material;
• a same side of the base substrate is in direct contact with the non-sensing portion and in direct contact with the plurality of first electrode blocks;
• the plurality of first electrode blocks are respectively in direct contact with the plurality of sensing portions;
• and
• the plurality of second electrode blocks are respectively in direct contact with the plurality of sensing portions.

A method of fabricating a touch control display panel, comprising:

• providing a base substrate;
• and
• forming a black matrix layer on a base substrate and in an inter-subpixel region of the touch control display panel;
• wherein forming the black matrix layer comprises forming a non-sensing portion, and forming a plurality of sensing portions spaced apart from the non-sensing portion;
• wherein the method further comprises:
• forming a first electrode layer comprising a plurality of first electrode blocks respectively between the plurality of sensing portions and the base substrate;
• and
• forming a second electrode layer comprising a plurality of second electrode blocks respectively on a side of the plurality of sensing portions away from the first electrode layer;
• wherein a respective one of the plurality of sensing portions is formed to undergo a restorable change in electrical resistivity in response to a pressure from a touch;
• the non-sensing portion and the plurality of sensing portions comprise a same conductive black material;
• a same side of the base substrate is in direct contact with the non-sensing portion and in direct contact with the plurality of first electrode blocks;
• the plurality of first electrode blocks are respectively in direct contact with the plurality of sensing portions;
• and
• the plurality of second electrode blocks are respectively in direct contact with the plurality of sensing portions.