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US 11,029,788 B2Granted
Display device including a force sensor
AssigneeSamsung Display Co., Ltd.
InventorsSungun Park, Youngjoo Lee, Heekwon Lee, Jeongil Yoo
Life of this patent
Estimating the term…
Abstract
A display device including: a display panel; a printed circuit board connected to the display panel; an elastic element disposed between the display panel and the printed circuit board; a first conductor disposed between the elastic element and the printed circuit board; and a second conductor disposed between the elastic element and the display panel, and forming a capacitance with the first conductor, wherein the printed circuit board includes a first pad connected to the first conductor.
Claims24
A display device, comprising:
- a display panel;
- a printed circuit board connected to the display panel;
- an elastic element disposed between the display panel and the printed circuit board;
- a first conductor disposed between the elastic element and the printed circuit board;
- and
- a second conductor disposed between the elastic element and the display panel, and forming a capacitance with the first conductor,
- wherein the printed circuit board comprises a first pad connected to the first conductor,
- wherein the printed circuit board comprises a cover layer having an opening corresponding to the first pad, and the first conductor is directly connected to the first pad through the opening, and
- wherein the display panel comprises a first portion comprising a display area, a second portion overlapping the first portion and a bending portion between the first portion and the second portion, and
- the printed circuit board is directly connected to the second portion.
7 more elements
A display device, comprising:
- a display panel;
- a printed circuit board connected to the display panel;
- an elastic element disposed between the display panel and the printed circuit board;
- an adhesive disposed between the elastic element and the printed circuit board;
- and
- a first conductor disposed between the elastic element and the display panel,
- wherein the printed circuit board comprises a second conductor that forms a capacitance with the first conductor,
- wherein a cover layer is disposed between the adhesive and the second conductor and completely covers the second conductor,
- wherein the printed circuit board comprises a first pad that is connected to the first conductor and to which a ground voltage is applied,
- wherein the cover layer has an opening corresponding to the first pad, the first pad located at the same level as the second conductor in the printed circuit board, and
- wherein the second conductor is adjacent to the first pad.
8 more elements
A display device, comprising:
- a display panel;
- a printed circuit board connected to the display panel;
- a sensing electrode disposed adjacent to the printed circuit board;
- a conductive sheet disposed adjacent to the display panel;
- and
- an elastic element disposed between the sensing electrode and the conductive sheet,
- wherein the printed circuit board comprises a pad connected to the sensing electrode, and
- wherein the display panel, a first portion of the conductive sheet, the elastic element, the sensing electrode and the printed circuit board are arranged in sequence, a second portion of the conductive sheet is disposed on the printed circuit board and faces the first portion of the conductive sheet and the display panel is disposed between the second portion of the conductive sheet and the printed circuit board.
5 more elements
Dependencies are inferred from the claim text.