Image display panel, image display device, and manufacturing method of the image display panel

An image display panel comprising:

• a lower substrate;
• self-light emitting elements for image display that are arranged on the lower substrate in a matrix shape and form an image display unit;
• a self-light emitting element for monitoring that is arranged on the lower substrate and emits monitoring light for the image display unit;
• and
• an upper substrate that holds the self-light emitting elements for image display and the self-light emitting element for monitoring in conjunction with the lower substrate, wherein
• the self-light emitting elements for image display emit emission light to the lower substrate side or the upper substrate side,
• the self-light emitting element for monitoring emits the monitoring light to the upper substrate side or the lower substrate side, and
• a light emitting element that receives the monitoring light is provided.

An image display device comprising:

• an image display panel that displays image data;
• and
• a luminance correcting unit that corrects light emission luminance of the image display panel on the basis of a light reception result of the light receiving element provided in the image display panel, wherein
• the image display panel includes
• a lower substrate;
• self-light emitting elements for image display that are arranged on the lower substrate in a matrix shape and form an image display unit;
• a self-light emitting element for monitoring that is arranged on the lower substrate and emits monitoring light for the image display unit;
• and
• an upper substrate that holds the self-light emitting elements for image display and the self-light emitting element for monitoring in conjunction with the lower substrate,
• the self-light emitting elements for image display emit emission light to the lower substrate side or the upper substrate side,
• the self-light emitting element for monitoring emits the monitoring light to the upper substrate side or the lower substrate side, and
• the light emitting element that receives the monitoring light is provided.

A manufacturing method for an image display panel including

• a lower substrate,
• self-light emitting elements for image display that are arranged on the lower substrate in a matrix shape and form an image display unit,
• a self-light emitting element for monitoring that is arranged on the lower substrate and emits monitoring light for the image display unit, and
• an upper substrate that holds the self-light emitting elements for image display and the self-light emitting element for monitoring in conjunction with the lower substrate,
• the self-light emitting elements for image display being organic EL elements of a top emission type, and
• the self-light emitting element for monitoring being an organic EL element of a bottom emission type,
• the manufacturing method comprising the steps of:
• forming lower electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower substrate;
• forming organic EL layers of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower electrode;
• and
• forming upper electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the organic EL layers, wherein
• the step of forming lower electrodes includes the steps of
• forming reflective electrodes of the self-light emitting elements for image display on the lower substrate;
• and
• forming a transparent electrode of the self-light emitting element for monitoring on the lower substrate.

A manufacturing method for an image display panel including

• a lower substrate,
• self-light emitting elements for image display that are arranged on the lower substrate in a matrix shape and form an image display unit,
• a self-light emitting element for monitoring that is arranged on the lower substrate and emits monitoring light for the image display unit, and
• an upper substrate that holds the self-light emitting elements for image display and the self-light emitting element for monitoring in conjunction with the lower substrate,
• the self-light emitting elements for image display being organic EL elements of a top emission type, and
• the self-light emitting element for monitoring being an organic EL element of a bottom emission type,
• the manufacturing method comprising the steps of:
• forming lower electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower substrate;
• forming organic EL layers of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower electrode;
• and
• forming upper electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the organic EL layers, wherein
• the step of forming upper electrodes includes the steps of
• forming transparent electrodes on the organic EL layers of the self-light emitting elements for image display and the self-light emitting element for monitoring;
• and
• forming a reflective electrode of the transparent electrode of the self-light emitting element for monitoring.

A manufacturing method for an image display panel including

• a lower substrate,
• self-light emitting elements for image display that are arranged on the lower substrate in a matrix shape and form an image display unit,
• a self-light emitting element for monitoring that is arranged on the lower substrate and emits monitoring light for the image display unit, and
• an upper substrate that holds the self-light emitting elements for image display and the self-light emitting element for monitoring in conjunction with the lower substrate,
• the self-light emitting elements for image display being organic EL elements of a top emission type, and
• the self-light emitting element for monitoring being an organic EL element of a bottom emission type,
• the manufacturing method comprising the steps of:
• forming lower electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower substrate;
• forming organic EL layers of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower electrode;
• and
• forming upper electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the organic EL layers, wherein
• in the step of forming organic EL layers, all or a part of plural organic layers forming the organic EL layers are formed by the self-light emitting elements for image display and the self-light emitting element for monitoring in the same process.

A manufacturing method for an image display panel including

• a lower substrate,
• self-light emitting elements for image display that are arranged on the lower substrate in a matrix shape and form an image display unit,
• a self-light emitting element for monitoring that is arranged on the lower substrate and emits monitoring light for the image display unit, and
• an upper substrate that holds the self-light emitting elements for image display and the self-light emitting element for monitoring in conjunction with the lower substrate,
• the self-light emitting elements for image display being organic EL elements of a bottom emission type, and
• the self-light emitting element for monitoring being an organic EL element of a top emission type,
• the manufacturing method comprising the steps of:
• forming lower electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower substrate;
• forming organic EL layers of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower electrode;
• and
• forming upper electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the organic EL layers, wherein
• the step of forming lower electrodes includes the steps of
• forming a reflective electrode of the self-light emitting element for monitoring on the lower substrate;
• and
• forming a transparent electrode on the reflective electrode of the self-light emitting element for monitoring and forming transparent electrodes of the self-light emitting elements for image display on the lower substrate.

A manufacturing method for an image display panel including

• a lower substrate,
• self-light emitting elements for image display that are arranged on the lower substrate in a matrix shape and form an image display unit,
• a self-light emitting element for monitoring that is arranged on the lower substrate and emits monitoring light for the image display unit, and
• an upper substrate that holds the self-light emitting elements for image display and the self-light emitting element for monitoring in conjunction with the lower substrate,
• the self-light emitting elements for image display being organic EL elements of a bottom emission type, and
• the self-light emitting element for monitoring being an organic EL element of a top emission type,
• the manufacturing method comprising the steps of:
• forming lower electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower substrate;
• forming organic EL layers of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower electrode;
• and
• forming upper electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the organic EL layers, wherein
• the step of forming upper electrodes includes the steps of
• forming transparent electrodes on the organic EL layers of the self-light emitting elements for image display and the self-light emitting element for monitoring;
• and
• forming reflective electrodes on the transparent electrodes of the self-light emitting elements for image display.

A manufacturing method for an image display panel including

• a lower substrate,
• self-light emitting elements for image display that are arranged on the lower substrate in a matrix shape and form an image display unit,
• a self-light emitting element for monitoring that is arranged on the lower substrate and emits monitoring light for the image display unit, and
• an upper substrate that holds the self-light emitting elements for image display and the self-light emitting element for monitoring in conjunction with the lower substrate,
• the self-light emitting elements for image display being organic EL elements of a bottom emission type, and
• the self-light emitting element for monitoring being an organic EL element of a top emission type,
• the manufacturing method comprising the steps of:
• forming lower electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower substrate;
• forming organic EL layers of the self-light emitting elements for image display and the self-light emitting element for monitoring on the lower electrode;
• and
• forming upper electrodes of the self-light emitting elements for image display and the self-light emitting element for monitoring on the organic EL layers, wherein
• in the step of forming organic EL layers, all or a part of plural organic layers forming the organic EL layers are formed by the self-light emitting elements for image display and the self-light emitting element for monitoring in the same process.