CN210123563U

CN210123563U - Display screen assembly and electronic equipment

Info

Publication number: CN210123563U
Application number: CN201921560533.XU
Authority: CN
Inventors: 吴安平; 陆忠恒; 杨乐
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-03-03
Anticipated expiration: 2029-09-18

Abstract

The display screen assembly and the electronic equipment provided by the embodiment of the application, the display screen assembly comprises a display screen and a fingerprint module, the display screen comprises a screen cover plate and a display panel, the screen cover plate is provided with a light-transmitting area and a non-light-transmitting area, the display panel and the screen cover plate are arranged in a stacked mode, the display panel displays images through the light-transmitting area, a groove is formed in the part, opposite to the non-light-transmitting area, of the display panel, the fingerprint module is fixedly connected with the display panel and at least partially accommodated in the groove, the fingerprint module receives fingerprint detection signals returned by reflection of user fingerprints from the light-transmitting area, the fingerprint module receives the fingerprint detection signals in the display panel and receives the fingerprint detection signals from the light-transmitting area along the inclined direction opposite to the display panel, the fingerprint detection signals do not need to penetrate through the whole display screen, and a signal conduction channel, reducing the impact on display performance; the recess provides the space of arranging for the fingerprint module, reduces the thickness size of display screen subassembly.

Description

Display screen assembly and electronic equipment

Technical Field

The application relates to the technical field of fingerprint identification, in particular to a display screen assembly and an electronic device.

Background

Referring to fig. 20, generally, the fingerprint module is located right below the display panel, the fingerprint detection signal needs to vertically pass through the entire display panel to reach the fingerprint module, and a special signal transmission structure (such as a pinhole imaging structure or an optical lens structure) needs to be disposed on the display panel to form a signal channel, so that the fingerprint detection signal passes through the entire display panel through the signal channel, but the signal channel affects the display effect of the display area, and the display performance of the display screen is reduced.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a display screen assembly, display screen assembly includes display screen and fingerprint module, the display screen includes screen apron and display panel, screen apron is equipped with printing opacity district and non-printing opacity district, display panel with the range upon range of setting of screen apron, display panel warp printing opacity district display image, display panel is relative the part in non-printing opacity district is equipped with the recess, fingerprint module fixed connection display panel to at least the part accept in the recess, the fingerprint module receives and follows the fingerprint detected signal that the printing opacity district returns through user's fingerprint reflection.

An embodiment of the present application provides an electronic device, which includes the display screen assembly as described above.

The embodiment of the application provides an electronic equipment, electronic equipment includes display screen subassembly, mainboard and hou gai, the display screen subassembly includes display screen and fingerprint module, the display screen includes screen apron and display panel, screen apron is equipped with printing opacity district and non-printing opacity district, display panel with the range upon range of setting of screen apron, display panel warp printing opacity district display image, display panel is relative the part in non-printing opacity district is equipped with the recess, fingerprint module fixed connection display panel to at least the part accept in the recess, the fingerprint module is received and is followed the fingerprint detected signal that the printing opacity district returned through user's fingerprint reflection, the hou gai with the display screen covers mutually and closes, the mainboard is fixed in the display screen with between the hou gai to the electricity is connected display screen and fingerprint module.

The embodiment of the application provides a display screen assembly and electronic equipment, a groove is formed in the part, relative to the non-light-transmitting area, of the display panel, the fingerprint module is fixedly connected with the display panel, at least part of the fingerprint module is contained in the groove, at least part of the fingerprint module is embedded in the non-light-transmitting area of the display panel, the fingerprint module can receive fingerprint detection signals inside the display panel and can receive the fingerprint detection signals from the light-transmitting area along the inclination direction of the relative display panel, therefore, the fingerprint detection signals do not need to pass through the whole display screen, a signal conduction channel extending to the back of the display screen along the normal direction of the display panel is not needed to be arranged in the light-transmitting area, and the influence on the display performance of the display screen can be reduced; and, the recess provides the space of arranging for the fingerprint module, is favorable to reducing the thickness size of display screen subassembly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a first schematic structural diagram of a display screen assembly provided in an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a display screen assembly according to an embodiment of the present disclosure;

FIG. 3 is a third schematic structural diagram of a display screen assembly provided in an embodiment of the present application;

FIG. 4 is a fourth schematic structural diagram of a display screen assembly provided in an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a display screen assembly according to an embodiment of the present disclosure;

FIG. 6 is a sixth schematic structural view of a display screen assembly provided by an embodiment of the present application;

FIG. 7 is a seventh schematic structural diagram of a display screen assembly provided by an embodiment of the present application;

FIG. 8 is an eighth schematic structural diagram of a display screen assembly provided by an embodiment of the present application;

FIG. 9 is a ninth structural schematic view of a display screen assembly provided by an embodiment of the present application;

FIG. 10 is a schematic structural diagram ten of a display screen assembly provided by an embodiment of the present application;

FIG. 11 is an eleventh schematic structural diagram of a display screen assembly provided by an embodiment of the present application;

FIG. 12 is a twelve schematic structural diagram of a display screen assembly provided by an embodiment of the present application;

FIG. 13 is a thirteen schematic structural diagram of a display screen assembly provided by an embodiment of the present application;

FIG. 14 is a fourteenth schematic structural diagram of a display screen assembly provided in an embodiment of the present application;

FIG. 15 is a schematic diagram fifteen illustrating a display screen assembly provided by an embodiment of the present application;

FIG. 16 is a sixteenth schematic structural diagram of a display screen assembly provided by an embodiment of the present application;

fig. 17 is a first schematic structural diagram of an electronic device according to an embodiment of the present application;

fig. 18 is a schematic structural diagram of an electronic device according to an embodiment of the present application;

figure 19 is a schematic structural diagram three of an electronic device provided in an embodiment of the present application,

fig. 20 is a schematic structural diagram of an electronic device in the related art.

Detailed Description

Referring to fig. 1, the present embodiment provides a display screen assembly 100, where the display screen assembly 100 includes a display screen 10 and a fingerprint module 20. The display screen 10 comprises a screen cover plate 11 and a display panel 12, wherein the screen cover plate 11 is provided with a light-transmitting area 111 and a non-light-transmitting area 112. The display panel 12 and the panel cover 11 are stacked, the display panel 12 displays images through the transparent region 111, and a groove 121 is formed in a portion of the display panel 12 opposite to the non-transparent region 112. Fingerprint module 20 fixed connection display panel 12 to at least part accept in recess 121, fingerprint module 20 receives follows the fingerprint detection signal that light-transmitting zone 111 returns through user's fingerprint reflection. The fingerprint module 20 may be completely accommodated in the groove 121, or partially accommodated in the groove 121, and may be set as required.

Referring to fig. 20, generally, the fingerprint module 20 is located right below the display screen 10, the fingerprint detection signal needs to vertically pass through the entire display screen 10 to reach the fingerprint module 20, and a special signal conducting structure 118 (such as a pinhole imaging structure or an optical lens structure) needs to be disposed on the display screen 10 to form a signal channel 119, wherein the signal channel 119 extends to the back of the display screen 10 along the normal direction of the display screen 10, so that the fingerprint detection signal passes through the entire display screen 10 through the signal channel 119, which may damage the integrity of the display structure (especially the backlight portion) of the display screen 10, and affect the display effect of the display screen 10. For example, the display panel 10 includes a panel cover 1011, a liquid crystal layer 1012, a light guide plate 1013, a reflective plate 1014, and a package back 1015, which are sequentially stacked, and the signal conducting structure 118 is usually disposed on the light guide plate 1013, the reflective plate 1014, and the package back 1015, which affects the uniformity of backlight brightness and display effect.

The display panel 12 is provided with a groove 121 corresponding to the non-light-transmitting area 112, the fingerprint module 20 is fixedly connected to the display panel 12 and at least partially accommodated in the groove 121, so that the fingerprint module 20 is at least partially embedded in the non-light-transmitting area 112 of the display panel 12, the fingerprint module 20 can receive a fingerprint detection signal inside the display panel 12 and can receive the fingerprint detection signal from the light-transmitting area 112 along the inclined direction relative to the display panel 12, and therefore the fingerprint detection signal does not need to pass through the whole display screen 10, a signal conduction channel extending to the back of the display screen 100 along the normal direction of the display panel 12 is not needed to be arranged in the light-transmitting area 111, and the influence on the display performance of the display screen 10 can be reduced; moreover, the groove 121 provides a layout space for the fingerprint module 20, which is beneficial to reducing the thickness of the display screen assembly 100.

Referring to fig. 2, in the present embodiment, the display screen 10 has a display area 13 and a non-display area 14. The non-display area 14 is disposed around the display area 13. The display screen 10 is a full-screen. The width of the non-display area 14 is narrower to increase the screen occupation ratio of the display area 13. The fingerprint module 20 can be provided with a micro module, so that the fingerprint module 20 is embedded in the non-display area 14. The user's finger contradicts in the front 117 of display screen 10, fingerprint module 20 can warp the fingerprint detection signal of user's fingerprint is received to display area 13, realizes display area 13 sets up fingerprint identification district 145. By arranging the fingerprint identification area in the display area 13, the arrangement area of the display area 13 is effectively utilized, the arrangement of the fingerprint identification area in the non-display area 14 is avoided, the area of the non-display area 14 is prevented from being increased, and the screen occupation ratio of the display screen 10 is effectively improved. It can be understood that, fingerprint module 20 is embedded in non-display area 14, and can follow the fingerprint detected signal of user's fingerprint is received to display area 13, promptly fingerprint module 20 can be relative the fingerprint detected signal is received to the direction that display screen 10 normal direction leaned on mutually, realizes fingerprint module 20 can the inside fingerprint detected signal that receives of display screen 10 avoids fingerprint detected signal to pass completely display area 13 of display screen 10 to fingerprint detected signal need not to pass whole display panel 12, need not to set up the signal conduction passageway that extends along display panel 12 normal direction in light-transmitting zone 111, can reduce to display panel 12 is at the influence of the display image of light-transmitting zone 111, prevents the structure of display area 13 is impaired, has guaranteed the display effect of display area 13 of display screen 10.

The display screen 10 is provided with a first short side 143 and a second short side 144. The first short side 143 is arranged opposite to the second short side 144. The non-display area 14 comprises a first narrow area 141 connecting the first short side 143. The first narrow region 141 may form a "chin" structure of the display screen 10. The fingerprint module 20 is embedded in the first narrow area 141. The display screen 10 may further arrange devices such as driving lines and packaging structures in the first narrow region 141. The non-display area 14 further comprises a second narrow area 142 connecting the second short edges 144. The second narrow region 142 may be provided with a speaker outlet, so that after the display screen 10 is applied to an electronic device, the display area 13 of the display screen 10 may cover a speaker, and the speaker may sound through the speaker outlet. The display area 13 is connected between the first narrow area 141 and the second narrow area 142. Of course, in other embodiments, the second narrow region 142 may also have a protruding region toward the first narrow region 141, so that the protruding region is used to arrange the camera holes, which is convenient for the camera module of the electronic device to shoot through the camera holes. The raised area may be "drop" shaped, or "bang" shaped, or "triangular" shaped.

Referring to fig. 3, the transparent region 111 of the panel cover 11 coincides with the display region 13. The non-transparent area 112 of the panel cover 11 coincides with the non-display area 14, and the non-transparent area 112 of the panel cover 11 can partially shield visible light, so that driving circuits, packaging structures and the like arranged in the non-display area 14 can be shielded, and the non-display area 14 of the display screen 10 is concise in appearance. The non-light-transmitting region 112 includes a first shielding region 113 coinciding with the first narrow region 141 and a second shielding region 114 coinciding with the second narrow region 142. The light-transmitting region 111 is connected between the first shielding region 113 and the second shielding region 114. The panel cover 11 includes a light-transmissive glass 115 and an ink layer 116 attached to the light-transmissive glass 115. The front surface 117 is disposed on the transparent glass 115. The ink layer 116 is attached to a surface of the transparent glass 115 away from the front surface 117. The ink layer 116 forms the non-light-transmitting region 112 in the region of the light-transmitting glass 115. The light-transmitting area 111 is formed by the area where the light-transmitting glass 115 and the ink layer 116 are staggered.

Referring to fig. 4, further, the display panel 12 includes a liquid crystal layer 15, the panel cover 11 and the liquid crystal layer 15 are sequentially stacked, the liquid crystal layer 15 is provided with a liquid crystal region 151 and a first encapsulation region 152, the liquid crystal region 151 and the transparent region 111 are overlapped, orthographic projections of the first encapsulation region 152 on the panel cover 11 are located in the non-transparent region 112, and the groove 121 is disposed in the first encapsulation region 152.

In this embodiment, since the liquid crystal layer 15 itself cannot emit light, the backlight module 16 needs to provide backlight to the liquid crystal layer 15 to realize that the display panel 12 displays an image, wherein the backlight module 16 emits light to the liquid crystal layer 15 through the backlight area 161, the liquid crystal layer 15 receives the light of the backlight module 16 through the liquid crystal area 151, and a liquid crystal material in the liquid crystal area 151 changes a deflection angle of the light to form a preset display image. The liquid crystal layer 15 is provided with two electrode layers oppositely arranged in the liquid crystal region 151, and a liquid crystal material encapsulated between the two electrode layers. The two electrode layers may apply an electric field to the liquid crystal material to control a deflection direction of liquid crystal molecules. The liquid crystal layer 15 is provided with a driving line, a package structure, and the like in the first package region 152.

Referring to fig. 5, the backlight module 16 has a backlight area 161, and the backlight area 161 coincides with the light-transmitting area 111. The backlight module 16 includes a diffusion film 163, a light guide plate 164, and a light source assembly 165 in the backlight area 161. The liquid crystal layer 15, the diffusion film 163, and the light guide plate 164 are sequentially stacked. The light source assembly 165 may include a plurality of sub-light sources 166, and the plurality of sub-light sources 166 are fixed at the edge of the light guide plate 164 and emit light toward the side of the light guide plate 164, that is, the light source assembly 165 provides light to the light guide plate 164 by side-in light emission, and the light is incident from the side of the light guide plate 164 and then repeatedly reflected inside the light guide plate 164, so that the light is uniformly distributed inside the light guide plate 164, and the light guide plate 164 may guide the light of the plurality of sub-light sources 166 to exit to the diffusion film 163. The diffusion film 163 serves to further homogenize the light emitted from the light guide plate 164 to modify the direction of the light to obtain a surface light source having uniform brightness. The backlight module 16 has a driving circuit and a package structure disposed in the second package region 162. In other embodiments, the light source may also provide light to the light guide plate 164 by direct light emission, that is, the sub-light sources 166 are fixed on the side of the light guide plate 164 facing away from the diffusion film 163, and the side of the light guide plate 164 facing away from the diffusion film 163 receives the light of the sub-light sources 166.

Referring to fig. 6, the groove 121 is disposed in the first package region 152. The liquid crystal layer 15 has a first package face 155 and a second package face 156 opposite to the first package face 155 in the first package region 152. The first encapsulant 155 is attached to the opaque region 112 of the panel cover 11. The second package face 156 is attached to the second package region 162 of the backlight module 16. The groove 121 extends from the second package face 156 toward the first package face 155. The groove 121 may penetrate through the first package face 155, or the groove 121 and the first package face 155 may be spaced apart from each other and may be disposed according to actual needs. The fingerprint module 20 can be completely accommodated in the groove 121 of the liquid crystal layer 15, so that the fingerprint module 20 does not occupy the arrangement space of the backlight module 16. In other embodiments, the fingerprint module 20 can be partially received in the groove 121.

Referring to fig. 7, in another embodiment, the backlight module 16 is provided with a second packaging region 162, an orthographic projection of the second packaging region 162 on the panel cover 11 is located in the non-light-transmitting region 112, and the groove 121 is disposed in the second packaging region 162. The backlight module 16 is provided with a third package surface 167 and a fourth package surface 168 arranged opposite to the third package surface 167 in the second package region 162. The third sealing surface 167 is attached to the liquid crystal layer 15. The fourth package surface 168 is located on a side of the backlight module 16 facing away from the liquid crystal layer 15. The groove 121 extends from the third package face 167 towards the fourth package face 168. The groove 121 may penetrate through the fourth package surface 168, or the groove 121 and the fourth package surface 168 may be spaced apart from each other and may be disposed according to actual needs. The fingerprint module 20 can be completely accommodated in the groove 121 of the backlight module 16, so that the fingerprint module 20 does not occupy the arrangement space of the liquid crystal layer 15. In other embodiments, the fingerprint module 20 can be partially received in the groove 121.

Referring to fig. 8, in another embodiment, the groove 121 is disposed in the first package region 161 and the second package region 162, that is, a portion of the groove 121 is disposed in the first package region 152, and a portion of the groove 121 is disposed in the second package region 162. In the present embodiment, the groove 121 is formed by a first portion 122 and a second portion 123. The first portion 122 is disposed in the first package region 152, the second portion 123 is disposed in the second package region 162, and the second portion 123 is in communication with the first portion 122. Part of the fingerprint module 20 is received in the first portion 122 of the groove 121, and part of the fingerprint module 20 is received in the second portion 123 of the groove 121.

Referring to fig. 6 to 8, further, the backlight module 16 is attached to a side of the liquid crystal layer 15 away from the panel cover 11.

In this embodiment, the display panel 12 is provided with the groove 121, so as to provide a distribution space for the fingerprint module 20 through the groove 121, and the fingerprint module 20 is embedded in the non-display area 14 of the display screen 10. The backlight module 16 is completely attached to the liquid crystal layer 15 by attaching the backlight area 161 to the liquid crystal region 151 and attaching the second package area 162 to the first package area 152, i.e. the gap between the backlight module 16 and the liquid crystal layer 15 is eliminated, i.e. the fingerprint module 20 is received by the groove 121 in the display panel 12, so that the backlight module 16 is prevented from being tilted relative to the liquid crystal layer 15 to form a space for receiving the fingerprint module 20. Referring to fig. 6, in one embodiment, the groove 121 is formed in the first package region 152 through the liquid crystal layer 15, and the fingerprint module 20 is accommodated in the groove 121 in the first package region 152. Referring to fig. 7, in another embodiment, the groove 121 is formed in the second packaging region 162 through the backlight module 16, and the fingerprint module 20 is accommodated in the groove 121 in the second packaging region 162. Referring to fig. 8, in another embodiment, the first portion 122 of the groove 121 is formed in the first package region 152 through the liquid crystal layer 15, the second portion 123 of the groove 121 is formed in the second package region 162 through the backlight module 16, and a portion of the fingerprint module 20 is received in the first portion 122 of the groove 121, and a portion of the fingerprint module 20 is received in the second portion 123 of the groove 121.

Referring to fig. 9, further, the first encapsulation area 152 is provided with a first edge 153 connected to the liquid crystal area 151 and a second edge 154 disposed opposite to the first edge 153, the display panel assembly 100 further includes a flexible circuit board 30, one end of the flexible circuit board 30 is fixedly connected to the second edge 154 and electrically connected to the liquid crystal area 151, and one end of the flexible circuit board 30, which is far away from the second edge 154, is located on a side of the groove 121 away from the panel cover 11 and is used for electrically connecting to a motherboard.

In this embodiment, the flexible circuit board 30 is provided with a first connection end 31 and a second connection end 32 arranged opposite to the first connection end 31. The first connection end 31 is fixed to the second edge 154 and electrically connected to the liquid crystal region 151. The flexible circuit board 30 may receive an electrical signal of the main board through the second connection end 32 and transmit the electrical signal to the liquid crystal region 151 through the first connection end 31 to control the liquid crystal molecules in the liquid crystal region 151 to deflect. In this embodiment, the groove 121 is formed in the first package region 152 through the liquid crystal layer 15, and the fingerprint module 20 is accommodated in the groove 121; the second connecting end 32 extends to the side of the groove 121 away from the screen cover plate 11, that is, the fingerprint module 20 avoids the arrangement area of the flexible circuit board 30, so as to avoid the mutual interference between the fingerprint module 20 and the flexible circuit board 30. Of course, in other embodiments, the grooves 121 may also be disposed in the backlight module 16, or a part of the grooves 121 are disposed in the liquid crystal layer 15 and a part of the grooves 121 are disposed in the backlight module 16.

Referring to fig. 10 and 11, in one embodiment, the groove 121 extends from the second edge 154 toward the first edge 153, the groove 121 has a third edge 124 connected to the second edge 154, the liquid crystal layer 15 has at least one contact arranged along the second edge 154 and the third edge 124, and the at least one contact electrically connects the liquid crystal region 151 and the flexible circuit board 30.

In this embodiment, the groove 121 extends through the second edge 154, i.e., the groove 121 has an opening 130 formed at the second edge 154. The third edge 124 includes a first groove edge 125 and two second groove edges 126 disposed opposite to each other. The first groove edge 125 is disposed opposite to the opening 130, and the two second groove edges 126 are connected between the opening 130 and the first groove edge 125. The liquid crystal layer 15 is provided with at least one first contact 127 arranged along the second edge 154 and the liquid crystal layer 15 is further provided with at least one second contact 128 arranged along the third edge 124. The first contact 127 and the second contact 128 may be electrically connected to the liquid crystal region 151 via a driving line. One end of the flexible circuit board 30 is attached to the liquid crystal layer 15 near one side of the panel cover plate 11, and is fixedly connected and electrically connected to the at least one first contact 127 and the at least one second contact 128, so that the contact is additionally arranged at the third edge 124 of the groove 121, and the defect that the original contact area is lost due to the fact that the groove 121 occupies the contact arrangement space at the second edge 154 can be overcome, so that the electrical connection performance of the flexible circuit board 30 and the first package region 152 is ensured.

The liquid crystal layer 15 is formed with two opposite packaging portions 157 in the first packaging region 152, the two packaging portions 157 both extend from the first edge 153 to the second edge 154, a gap is formed between the two packaging portions 157 to form the groove 121, and two opposite sides of the fingerprint module 20 are respectively and fixedly connected with the two packaging portions 157, so that the fingerprint module 20 is stabilized, and an additional fixing support can be saved. The flexible circuit board 30 corresponds recess 121 department is equipped with fretwork portion 33, fretwork portion 33 is in orthographic projection on the liquid crystal layer 15 covers recess 121 to be located fingerprint module 20 in the recess 121 passes through the fretwork portion 33 receives the fingerprint detection signal.

Referring to fig. 12, in another embodiment, the groove 121 is located between the first edge 153 and the second edge 154, the liquid crystal layer 15 is provided with at least one contact 169 arranged along the second edge 154, and the at least one contact 169 electrically connects the liquid crystal region 151 and the flexible circuit board 30.

In this embodiment, the recess 121 is spaced apart from the first edge 153 and spaced apart from the second edge 154, that is, the recess 121 does not occupy the space of the first edge 153 and the second edge 154, so that a sufficient number of contacts can be arranged at the second edge 154, the at least one contact 169 can be electrically connected to the liquid crystal region 151 via a driving circuit, and the at least one contact 169 can be in contact with and electrically connected to one end of the flexible circuit board 30, thereby ensuring the electrical connection performance between the flexible circuit board 30 and the first packaging region 152.

Referring to fig. 13 and 14, further, the fingerprint module 20 is provided with a fingerprint sensing chip 21, and the fingerprint sensing chip 21 is fixedly connected and electrically connected to one end of the flexible circuit board 30 away from the second edge 154, so as to be electrically connected to the motherboard through the flexible circuit board 30.

In this embodiment, the fingerprint module 20 is provided with a circuit board 22 and a package 23. The circuit board 22 and the package 23 are both accommodated in the groove 121. The circuit board 22 is fixed to an end of the flexible circuit board 30 away from the second edge 154, i.e. the circuit board 22 is fixed to the second connection end 32 of the flexible circuit board 30. The fingerprint sensing chip 21 is fixed on one side of the circuit board 22, which is far away from the flexible circuit board 30. The fingerprint sensing chip 21 can be fixedly connected and electrically connected with the circuit board 22 in a welding mode and the like; the circuit board 22 may be fixedly connected and electrically connected to the flexible circuit board 30 by soldering or the like, so that the fingerprint sensing chip 21 is electrically connected to the flexible circuit board 30 through the circuit board 22. The package 23 is fixedly connected to and covers the circuit board 22. The package 23 has an inner cavity 24 for receiving the fingerprint sensing chip 21. The package 23 is provided with a signal window 25, and the fingerprint sensing chip 21 can receive the fingerprint detection signal from the light-transmitting area 111 through the signal window 25.

Referring to fig. 15 and 16, in the liquid crystal layer 15, a main surface 158 facing the panel cover 11 and a side surface 159 connected to the main surface 158 are disposed in the first package region 152, the side surface 159 is formed at the second edge 154, the groove 121 has an opening 130 formed in the side surface 159, a portion of the fingerprint module 20 is accommodated in the groove 121, and a portion of the fingerprint module 20 extends out of the opening 130.

In this embodiment, a back surface 160 is further disposed on a side of the liquid crystal layer 15 away from the panel cover 11. The back surface 160 is disposed opposite the major surface 158. The major surface 158 extends from the first edge 153 to the second edge 154, and the back surface 160 extends from the first edge 153 to the second edge 154. The side surface 159 is connected between the major surface 158 and the back surface 160. The groove 121 has a first opening 131 formed in the side surface 159, a second opening 132 formed in the main surface 158, and a third opening 133 formed in the back surface 160, and the first opening 131, the second opening 132, and the third opening 133 are perforated. The screen cover 11 covers the second opening 132. Part fingerprint module 20 accept in the recess 121, part fingerprint module 20 stretches out first opening 131 to can realize reducing fingerprint module 20 occupies the space of recess 121, be favorable to reducing recess 121 is in the ascending size of display screen 10 length direction, and then be favorable to compressing the non-display area 14 area of display screen 10 improves the screen and accounts for the ratio. The fingerprint module 20 can receive the fingerprint detection signal reflected by the user fingerprint from the transparent area 111 through the second opening 132.

Referring to fig. 17, an electronic device 200 is further provided in the embodiment of the present application, where the electronic device 200 includes the display screen assembly 100 as described above. The electronic device 200 further includes a housing assembly 40 and a motherboard 50. The housing assembly 40 includes a back plate 41 and a frame 42 fixed to a peripheral side of the back plate 41. An accommodating space 43 is formed between the back plate 41 and the frame 42. The display screen 10 is fixedly connected to the frame 42 and covers the accommodating space 43. The main plate 50 is fixed in the accommodating space 43. The main board 50 is electrically connected with the fingerprint module 20 and the display screen 10. The description of the display screen assembly 100 can refer to the previous description and will not be repeated herein. It is understood that the electronic device 200 may be a smart phone, a tablet computer, a smart watch, a laptop computer, a wearable smart device, or the like.

Referring to fig. 18, an embodiment of the present invention further provides an electronic device 300, where the electronic device 300 includes a display screen assembly 100, a main board 50, and a rear cover 60, the display screen assembly 100 includes a display screen 10 and a fingerprint module 20, the display screen 10 includes a screen cover 11 and a display panel 12, the screen cover 11 is provided with a transparent region 111 and a non-transparent region 112, the display panel 12 and the screen cover 11 are stacked, the display panel 12 displays an image through the transparent region 111, a portion of the display panel 12 opposite to the non-transparent region 112 is provided with a groove 121, the fingerprint module 20 is fixedly connected to the display panel 12 and at least partially received in the groove 121, the fingerprint module 20 receives a fingerprint detection signal reflected by a user fingerprint from the transparent region 111, the rear cover 60 covers the display screen 10, the main board 50 is fixed between the display screen 10 and the rear cover 60, and electrically connect the display screen 10 and the fingerprint module 20.

Referring to fig. 19, the description of the display screen assembly 100 can refer to the previous description, and will not be repeated herein. The fingerprint module 20 includes a detection signal source 28 and a signal sensing chip 29 fixed relative to the detection signal source 28, the detection signal source 28 can transmit an initial detection signal to the light-transmitting area 111, and the signal sensing chip 29 can receive a fingerprint detection signal detected by a user fingerprint from the light-transmitting area 111. The main board 50 is provided with a processor electrically connected to the detection signal source 28, the signal sensing chip, and the display screen 10. The processor is controllable the display screen 10 just is right pass through printing opacity district 111 department shows fingerprint identification district 145, and control detection signal source 28 court initial detected signal is distinguished to the fingerprint identification, when the user place the finger in when the fingerprint identification district, initial detected signal forms the fingerprint detection signal through user's fingerprint detection, fingerprint module 20 can follow printing opacity district 111 receives the fingerprint detection signal, signal induction chip 29 can respond to the fingerprint detection signal, and according to the fingerprint detection signal generates the fingerprint identification image, realizes the fingerprint detection function.

In summary, although the present application has been described with reference to the preferred embodiments, the present application is not limited to the preferred embodiments, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present application, so that the scope of the present application is defined by the appended claims.

Claims

1. The utility model provides a display screen subassembly, a serial communication port, the display screen subassembly includes display screen and fingerprint module, the display screen includes screen apron and display panel, screen apron is equipped with printing opacity district and non-printing opacity district, display panel with the range upon range of setting of screen apron, display panel warp printing opacity district display image, display panel is relative the part in non-printing opacity district is equipped with the recess, fingerprint module fixed connection display panel to at least the part accept in the recess, the fingerprint module receives the follow printing opacity district is through the fingerprint detected signal that user's fingerprint reflection returned.

2. The display panel assembly of claim 1, wherein the display panel comprises a liquid crystal layer and a backlight module, the panel cover, the liquid crystal layer and the backlight module are stacked in sequence, the liquid crystal layer has a liquid crystal region and a first encapsulation region, the backlight module has a backlight region and a second encapsulation region, the liquid crystal region and the backlight region are both overlapped with the transparent region, orthographic projections of the first encapsulation region and the second encapsulation region on the panel cover are both located in the non-transparent region, and the grooves are disposed in the first encapsulation region and the second encapsulation region.

3. The display screen assembly of claim 1, wherein the display panel includes a liquid crystal layer, the screen cover and the liquid crystal layer are stacked in sequence, the liquid crystal layer has a liquid crystal region and a first encapsulation region, the liquid crystal region coincides with the transparent region, an orthographic projection of the first encapsulation region on the screen cover is located in the non-transparent region, and the groove is disposed in the first encapsulation region.

4. The display panel assembly of claim 1, wherein the display panel comprises a backlight module, the panel cover and the backlight module are stacked in sequence, the backlight module has a backlight area and a second encapsulation area, the backlight area coincides with the transparent area, an orthographic projection of the second encapsulation area on the panel cover is located in the non-transparent area, and the groove is located in the second encapsulation area.

5. The display screen assembly of claim 2, wherein the backlight module is attached to a side of the liquid crystal layer facing away from the screen cover plate.

6. The display screen assembly of claim 2 or 3, wherein the first encapsulation area is provided with a first edge connected to the liquid crystal area and a second edge disposed opposite to the first edge, the display screen assembly further comprises a flexible circuit board, one end of the flexible circuit board is fixedly connected to the second edge and electrically connected to the liquid crystal area, and one end of the flexible circuit board, which is far away from the second edge, is located on a side of the groove, which is far away from the screen cover plate, and is used for electrically connecting to a main board.

7. A display screen assembly according to claim 6, wherein the groove extends from the second edge toward the first edge, the groove having a third edge connecting the second edge, the liquid crystal layer having at least one contact aligned along the second edge and the third edge, the at least one contact electrically connecting the liquid crystal region and the flexible circuit board.

8. A display screen assembly according to claim 6, wherein the recess is located between the first edge and the second edge, the liquid crystal layer being provided with at least one contact aligned along the second edge, the at least one contact electrically connecting the liquid crystal region and the flexible circuit board.

9. The display screen assembly of claim 6, wherein the fingerprint module is provided with a fingerprint sensing chip, and the fingerprint sensing chip is fixedly connected and electrically connected to one end of the flexible circuit board away from the second edge so as to be electrically connected to the motherboard via the flexible circuit board.

10. The display panel assembly of claim 6, wherein the liquid crystal layer has a main surface facing the panel cover and a side surface connecting the main surface in the first encapsulation area, the side surface is formed at the second edge, the groove has an opening formed in the side surface, a portion of the fingerprint module is received in the groove, and a portion of the fingerprint module extends out of the opening.

11. The display screen assembly of claim 6, wherein the liquid crystal layer forms two opposing encapsulation portions in the first encapsulation area, both of the encapsulation portions extend from the first edge to the second edge, a gap is provided between the two encapsulation portions to form the groove, and two opposing sides of the fingerprint module are fixedly connected to the two encapsulation portions, respectively.

12. An electronic device, characterized in that the electronic device comprises a display screen assembly according to any one of claims 1 to 11.

13. The utility model provides an electronic equipment, a serial communication port, electronic equipment includes display screen subassembly, mainboard and hou gai, the display screen subassembly includes display screen and fingerprint module, the display screen includes screen apron and display panel, screen apron is equipped with printing opacity district and non-printing opacity district, display panel with the range upon range of setting of screen apron, display panel warp printing opacity district display image, display panel is relative the part in non-printing opacity district is equipped with the recess, fingerprint module fixed connection display panel to at least part accept in the recess, the fingerprint module is received and is followed the fingerprint detection signal that the printing opacity district returned through user's fingerprint reflection, the hou gai with the display screen covers mutually and closes, the mainboard is fixed in the display screen with between the hou gai to the electricity is connected display screen and fingerprint module.