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KR-20260065683-A - Display device and electronic device including the same

KR20260065683AKR 20260065683 AKR20260065683 AKR 20260065683AKR-20260065683-A

Abstract

The present invention comprises: a display panel including a first non-folding region, a second non-folding region, and a folding region disposed between the first non-folding region and the second non-folding region; a lower member disposed below the display panel; a digitizer module disposed below the lower member; and a circuit board module disposed in a region below the digitizer module, wherein the lower member comprises a panel support that overlaps at least the first non-folding region and the second non-folding region, and the digitizer module comprises a digitizer that overlaps the first non-folding region and the second non-folding region and includes a loop coil; a metal layer disposed below the digitizer; and a buffer member disposed below the metal layer; and wherein the circuit board module comprises a circuit board disposed below the digitizer and electrically connected to the digitizer; and a circuit board lead disposed on the circuit board. A display device is disclosed comprising: a protective member disposed on the lead of the circuit board; wherein the digitizer module and the circuit board module are bonded by an anisotropic conductive film, and the buffer member comprises a first buffer layer having a region removed to define a first opening and a second buffer layer disposed below the first buffer layer, overlapping with the first opening and having a region removed to define a second opening.

Inventors

  • 전은정
  • 강의정
  • 고현석
  • 이동엽
  • 황진욱

Assignees

  • 삼성디스플레이 주식회사

Dates

Publication Date
20260511
Application Date
20241101

Claims (20)

  1. A display panel comprising a first non-folding area, a second non-folding area, and a folding area disposed between the first non-folding area and the second non-folding area; A lower member positioned on the lower side of the above-mentioned display panel; A digitizer module disposed on the lower side of the above-mentioned lower member; and It includes a circuit board module disposed in a lower area of the above-mentioned digitizer module, and The lower member includes a panel support that overlaps at least the first non-folding area and the second non-folding area, and The above digitizer module is, A digitizer including a loop coil and overlapping the first non-folding region and the second non-folding region; A metal layer disposed below the above-mentioned digitizer; and A buffer member disposed below the metal layer; comprising The above circuit board module is, A circuit board electrically connected to the above-mentioned digitizer and positioned below the above-mentioned digitizer; Circuit board leads disposed on the above circuit board; and A protective member disposed on the lead of the circuit board; comprising The above digitizer module and the above circuit board module are bonded by an anisotropic conductive film, and A display device comprising a first buffer layer having a region removed to define a first opening, and a second buffer layer disposed below the first buffer layer, overlapping with the first opening, having a region removed to define a second opening.
  2. In Article 1, The above circuit board leads extend to the outside of the above protective member, and The above circuit board is a display device that extends outwardly to the circuit board leads.
  3. In Article 1, A display device in which the above protective member overlaps with at least one region of the above anisotropic conductive film.
  4. In Article 1, The outer end of the above protective member is a display device located at the first opening.
  5. In Article 1, A display device wherein the above-mentioned anisotropic conductive film is disposed in an area overlapping with at least the circuit board lead at the first opening.
  6. In Article 1, The area of the second opening that does not overlap with the first opening includes a first area that overlaps with the protective member and a second area that does not overlap with the protective member. A display device in which the first width, which is the width of the first region, is wider than the second width, which is the width of the second region.
  7. In Article 6, A display device in which the above-mentioned anisotropic conductive film covers at least a portion of the above-mentioned second region.
  8. In Article 6, A display device in which the outer end of the circuit board is located on the second region or the second buffer layer.
  9. In Article 6, A display device in which the outer end of the circuit board lead corresponds to the inner end of the second region.
  10. Input module; Memory that stores at least one program; A processor that operates by executing at least one of the above programs; Display device; and A power module that supplies power to the above-mentioned display device; including The processor controls the input module to acquire data and controls the display device to visually display the data, and The above display device is, A display module comprising a first non-folding area, a second non-folding area, and a folding area disposed between the first non-folding area and the second non-folding area; A lower member positioned on the lower side of the above-mentioned display module; A digitizer module disposed on the lower side of the above-mentioned lower member; and It includes a circuit board module disposed in a lower area of the above-mentioned digitizer module, and The lower member includes a panel support that overlaps at least the first non-folding area and the second non-folding area, and The above digitizer module is, A digitizer including a loop coil and overlapping the first non-folding region and the second non-folding region; A metal layer disposed below the above-mentioned digitizer; and A buffer member disposed below the metal layer; comprising The above circuit board module is, A circuit board electrically connected to the above-mentioned digitizer and positioned below the above-mentioned digitizer; A circuit board lead disposed on the above circuit board; A protective member disposed on the lead of the circuit board; and An anisotropic conductive film bonding the digitizer module and the circuit board module; comprising The above buffer member comprises a first buffer layer in which a region is removed to define a first opening, and a second buffer layer disposed below the first buffer layer, overlapping with the first opening, and in which a region is removed to define a second opening.
  11. In Article 10, Includes additional built-in modules, The above-mentioned built-in module is, A sensor module that detects an input and generates the data corresponding to the input; An antenna module for transmitting or receiving the above data or the above power to or from an external electronic device; and/or It further includes an audio output module; and An electronic device that controls the sound output module so that the processor audibly outputs the data.
  12. In Article 10, Includes additional external modules, The above external module is, A camera module for capturing still images and/or videos; A light module that outputs light; and/or An electronic device comprising: a communication module that transmits or receives the above data between the electronic device and an external electronic device.
  13. In Article 10, The above circuit board leads extend to the outside of the above protective member, and The above circuit board is an electronic device that extends outwardly to the circuit board leads.
  14. In Article 10, The above protective member overlaps with at least one region of the above anisotropic conductive film, an electronic device.
  15. In Article 10, The outer end of the above protective member is located in the first opening, an electronic device.
  16. In Article 10, The above anisotropic conductive film is disposed in an area overlapping with at least the circuit board lead at the first opening, in an electronic device.
  17. In Article 10, The area of the second opening that does not overlap with the first opening includes a first area that overlaps with the protective member and a second area that does not overlap with the protective member. An electronic device in which the first width of the first region is wider than the second width of the second region.
  18. In Article 17, The above anisotropic conductive film covers at least a portion of the above second region, an electronic device.
  19. In Article 17, An electronic device in which the outer end of the circuit board is located on the second region or the second buffer layer.
  20. In Article 17, An electronic device in which the outer end of the circuit board lead corresponds to the inner end of the second region.

Description

Display device and electronic device including the same The present invention relates to a display device and an electronic device including the same, and more specifically, to a display device with improved surface quality and an electronic device including the same. A display device includes a display area that is activated according to an electrical signal. The display device can detect external inputs through the display area and simultaneously display various images to provide information to the user. Recently, as display devices of various shapes have been developed, display areas with various shapes are being implemented. FIGS. 1a to 1c are perspective views of an electronic device according to one embodiment of the present invention. FIG. 2a is an exploded perspective view of an electronic device according to one embodiment of the present invention. FIG. 2b is a block diagram of an electronic device according to one embodiment of the present invention. FIG. 3a is a plan view of a display panel according to one embodiment of the present invention. FIG. 3b is a plan view of a portion of a display panel according to one embodiment of the present invention. Figure 4 is a cross-sectional view of a display module of one example cut along the line I-I' of Figure 2a. FIG. 5 is a cross-sectional view of a part of a display module according to one embodiment of the present invention. FIG. 6 is a side view of a display device of one example cut along the line II-II' of FIG. 3a. FIG. 7 is a plan view of a display device according to one embodiment of the present invention. FIGS. 8a and FIGS. 8b are an exploded perspective view and a cross-sectional view of an example cut along the line III-III' of FIGS. 7. FIG. 8c is an exploded perspective view of another example cut along the line III-III' of FIG. 7. FIG. 8d is a graph showing the thickness sum of the digitizer module and circuit board module and the thickness difference between adjacent regions cut along the line III-III' of FIG. 7. FIG. 9a is an exploded perspective view of a display device that serves as a comparative example of the present invention, cut along the line III-III' of FIG. 7. FIG. 9b is a graph showing the thickness sum of the digitizer module and the circuit board module, which are comparative examples of the present invention, and the thickness difference between adjacent regions, cut along the line III-III' of FIG. 7. FIG. 10 is a block diagram of an electronic device according to embodiments of the present invention. The present invention is capable of various modifications and may have various embodiments; specific embodiments are illustrated in the drawings and described in detail in the detailed description. The effects and features of the present invention, and the methods for achieving them, will become clear by referring to the embodiments described below in detail together with the drawings. However, the present invention is not limited to the embodiments disclosed below but can be implemented in various forms. In the following embodiments, terms such as first, second, etc. are used not in a limiting sense, but for the purpose of distinguishing one component from another component. In the following examples, singular expressions include plural expressions unless the context clearly indicates otherwise. In the following embodiments, terms such as "include" or "have" mean that the features or components described in the specification are present, and do not preclude the possibility that one or more other features or components may be added. In the following embodiments, when a part such as a unit, area, or component is described as being on or above another part, it includes not only cases where it is directly on top of another part, but also cases where another unit, area, or component is interposed in between. In the following embodiments, terms such as "connect" or "combine" do not necessarily imply a direct and/or fixed connection or combination of two members unless the context clearly indicates otherwise, nor do they exclude the interposition of another member between the two members. In the drawings, the size of components may be exaggerated or reduced for convenience of explanation. For example, the size and/or thickness of each component shown in the drawings are arbitrarily depicted for convenience of explanation, and therefore the present invention is not necessarily limited to what is illustrated. Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the attached drawings. When describing with reference to the drawings, identical or corresponding components are given the same reference numerals, and redundant descriptions thereof will be omitted. FIGS. 1a to 1c are perspective views of an electronic device according to an embodiment of the present invention. FIG. 1a shows an unfolded state, and FIGS. 1b and 1c show a folded state. Referring to FIGS. 1a through 1c, an ele