Organic light emitting diode display panel and display apparatus, fabricating method thereof

An organic light emitting diode display panel, comprising:

• a base substrate;
• a pixel definition layer for defining a plurality of subpixels on the base substrate;
• a plurality of organic light emitting diodes respectively in the plurality of subpixels;
• a first inorganic encapsulating layer between the base substrate and the pixel definition layer configured to encapsulate the plurality of organic light emitting diodes in the plurality of subpixels;
• a second inorganic encapsulating layer on a side of the plurality of organic light emitting diodes and the pixel definition layer distal to the first inorganic encapsulating layer;
• an organic encapsulating layer on a side of the second inorganic encapsulating layer distal to the base substrate;
• and
• a third inorganic encapsulating layer on a side of the organic encapsulating layer distal to the base substrate.

A method of fabricating an organic light emitting diode display panel, comprising:

• forming a pixel definition layer for defining a plurality of subpixels on a base substrate;
• forming a plurality of organic light emitting diodes respectively in the plurality of subpixels;
• and
• forming a first inorganic encapsulating layer between the base substrate and the pixel definition layer configured to encapsulate the plurality of organic light emitting diodes in the plurality of subpixels;
• wherein forming the pixel definition layer comprises forming a plurality of pixel definition blocks spaced apart from each other, each of the plurality of pixel definition blocks is formed to define one of the plurality of subpixels;
• forming the first inorganic encapsulating layer comprises forming a plurality of first inorganic encapsulating blocks, each of the plurality of first inorganic encapsulating blocks is formed between the base substrate and one of the plurality of pixel definition blocks and formed to encapsulate one of the plurality of organic light emitting diodes in one of the plurality of subpixels;
• and
• the first inorganic encapsulating layer is formed so that an orthographic projection of each of the plurality of first inorganic encapsulating blocks on the base substrate substantially covers an orthographic projection of a periphery of one of the plurality of organic light emitting diodes on the base substrate.