CN109101083B

CN109101083B - a terminal

Info

Publication number: CN109101083B
Application number: CN201810966877.4A
Authority: CN
Inventors: 杨雪洁; 蒋复岱
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2018-08-23
Filing date: 2018-08-23
Publication date: 2020-05-29
Anticipated expiration: 2038-08-23
Also published as: CN109101083A

Abstract

The present invention provides a terminal, including: the device comprises a cover plate, a light-permeable display screen, a shading layer, a frame, an infrared emitter and an infrared receiving sensor; the cover plate is fixedly connected with the frame, and the display screen is positioned between the cover plate and the shading layer; the shading layer is arranged on one surface of the display screen, which is back to the cover plate; an infrared receiving sensor is arranged below the display screen, and an infrared emitter is positioned between the infrared receiving sensor and the frame; a first gap is formed between the display screen and the frame, and an optical channel of the infrared emitter comprises the first gap; the shading layer is provided with a first light through hole at the position opposite to the infrared receiving sensor, and an optical channel of the infrared receiving sensor comprises the first light through hole. Like this, because be equipped with first clearance between display screen and the frame, infrared emitter's optical channel includes first clearance, and the infrared light of infrared emitter transmission can not influence display screen organic material and photosensitive element to protect it, avoid producing permanent inefficacy.

Description

Terminal

Technical Field

The present invention relates to the field of communications technologies, and in particular, to a terminal.

Background

With the rapid development of terminal technology, terminals have become an essential tool in people's life, and great convenience is brought to various aspects of user's life. As the demand of people for terminals is higher and higher, the high screen ratio terminal is gradually becoming the current mainstream terminal and is popular with users.

At present, in order to realize the design of high screen occupation ratio, the infrared sensor is arranged below the display screen in an effective mode. However, in this way, the infrared light emitted from the emitting end of the infrared sensor is liable to cause permanent failure of the organic material and the photosensitive element of the display screen.

Disclosure of Invention

The embodiment of the invention provides a terminal, which aims to solve the problem that an organic material and a photosensitive element of a display screen are prone to permanent failure due to infrared light emitted by an emitting end of an infrared sensor of the terminal.

In order to solve the technical problem, the invention is realized as follows: an embodiment of the present invention provides a terminal, including: the device comprises a cover plate, a light-permeable display screen, a shading layer, a frame, an infrared emitter and an infrared receiving sensor; the cover plate is fixedly connected with the frame, and the display screen is positioned between the cover plate and the shading layer; the light shielding layer is arranged on one surface of the display screen, which is back to the cover plate; the infrared receiving sensor is arranged below the display screen, and the infrared transmitter is positioned between the infrared receiving sensor and the frame; a first gap is formed between the display screen and the frame, and an optical channel of the infrared emitter comprises the first gap; the shading layer is provided with a first light through hole at a position right opposite to the infrared receiving sensor, and an optical channel of the infrared receiving sensor comprises the first light through hole.

A terminal of an embodiment of the present invention includes: the device comprises a cover plate, a light-permeable display screen, a shading layer, a frame, an infrared emitter and an infrared receiving sensor; the cover plate is fixedly connected with the frame, and the display screen is positioned between the cover plate and the shading layer; the light shielding layer is arranged on one surface of the display screen, which is back to the cover plate; the infrared receiving sensor is arranged below the display screen, and the infrared transmitter is positioned between the infrared receiving sensor and the frame; a first gap is formed between the display screen and the frame, and an optical channel of the infrared emitter comprises the first gap; the shading layer is provided with a first light through hole at a position right opposite to the infrared receiving sensor, and an optical channel of the infrared receiving sensor comprises the first light through hole. Like this, because be equipped with first clearance between display screen and the frame, infrared emitter's optical channel includes first clearance, and the infrared light of infrared emitter transmission can not influence display screen organic material and photosensitive element to protect display screen organic material and photosensitive element, avoided producing permanent inefficacy.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is one of structural diagrams of a terminal provided in an embodiment of the present invention;

fig. 2 is a second structural diagram of a terminal according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 1 is a structural diagram of a terminal according to an embodiment of the present invention, and as shown in fig. 1, the terminal includes: the device comprises a cover plate 1, a light-permeable display screen 2, a shading layer 3, a frame 4, an infrared emitter 5 and an infrared receiving sensor 6; the cover plate 1 is fixedly connected with the frame 4, and the display screen 2 is positioned between the cover plate 1 and the shading layer 3; the light shielding layer 3 is arranged on one surface of the display screen 2, which is back to the cover plate 1; the infrared receiving sensor 6 is arranged under the display screen 2, and the infrared emitter 5 is positioned between the infrared receiving sensor 6 and the frame 4; a first gap is formed between the display screen 2 and the frame 4, and an optical channel of the infrared emitter 5 comprises the first gap; the shading layer 3 is provided with a first light through hole at a position right opposite to the infrared receiving sensor 6, and an optical channel of the infrared receiving sensor 6 comprises the first light through hole.

In this embodiment, the terminal may further include a battery cover 7, and the internal components may be sealed by using the battery cover 7. The cover plate 1 may be a glass cover plate or a cover plate made of some other synthetic material, etc. The display screen 2 is a light-permeable display screen, so that infrared light emitted by the infrared emitter 5 can pass through the display screen 2 to reach the infrared receiving sensor 6 below the screen, and distance measurement is performed. The light shielding layer 3 is disposed on a surface of the display screen 2 opposite to the cover plate 1, because some light may pass through the screen, and the light may affect the back surface of the display screen 2, the light shielding layer 3 may be disposed to avoid the light passing through the screen.

For example, there may be some thin film transistors under the display panel 2, which may shift the threshold voltage and increase the leakage current after being irradiated by light, and the unrecoverable characteristic may be permanently changed after long-term irradiation. Thus, the display panel 2 can be well protected by the light shielding layer 3.

In this embodiment, a first gap is disposed between the display screen 2 and the frame 4, and the optical channel of the infrared emitter 5 includes the first gap, so that the infrared light emitted by the infrared emitter 5 can be directly emitted from the optical channel. Therefore, the infrared light emitted by the infrared emitter 5 can not affect the organic materials and the photosensitive elements of the display screen 2, thereby protecting the organic materials and the photosensitive elements of the display screen 2 and avoiding permanent failure.

In this embodiment, the light shielding layer 3 is provided with a first light through hole at a position right opposite to the infrared receiving sensor 6, and the optical channel of the infrared receiving sensor 6 includes the first light through hole, so that the infrared receiving sensor 6 can receive the infrared light emitted by the infrared emitter 5 from the optical channel, thereby realizing distance measurement.

In an embodiment of the present invention, the terminal may be a Mobile phone, a Tablet Personal Computer (Tablet Personal Computer), a Laptop Computer (Laptop Computer), a Personal Digital Assistant (PDA), a Mobile Internet Device (MID), a Wearable Device (Wearable Device), or the like.

Optionally, the terminal further comprises a middle frame 8, the display screen 2 is located between the cover plate 1 and the middle frame 8, a second gap is arranged between the middle frame 8 and the frame 4, the first gap is communicated with the second gap to form an optical channel of the infrared emitter 5, a second light through hole is arranged at a position right opposite to the infrared receiving sensor 6 of the middle frame 8, and the first light through hole is communicated with the second light through hole to form the optical channel of the infrared receiving sensor 6.

In this embodiment, a second gap is provided between the middle frame 8 and the side frame 4, and the first gap and the second gap are communicated to form an optical channel of the infrared emitter 5, so that the infrared light emitted by the infrared emitter 5 can be directly emitted from the optical channel formed by the communication of the first gap and the second gap. Therefore, the infrared light emitted by the infrared emitter 5 can not affect the organic materials and the photosensitive elements of the display screen 2, thereby protecting the organic materials and the photosensitive elements of the display screen 2 and avoiding permanent failure.

In this embodiment, the middle frame 8 is provided with a second light through hole at a position right opposite to the infrared receiving sensor 6, and the first light through hole and the second light through hole are communicated to form an optical channel of the infrared receiving sensor 6, so that the infrared receiving sensor 6 can receive infrared light emitted by the infrared emitter 5 from the optical channel formed by the communication of the first light through hole and the second light through hole, and further distance measurement is realized.

Optionally, the light shielding layer 3 is a black foam, and the black foam is bonded to the display screen 2.

In this embodiment, the light shielding layer 3 is a black foam, and the black foam can absorb light rays emitted to the display screen 2 from the lower part of the screen well, so that the display screen 2 can be well protected. The black foam is bonded with the display screen 2, so that the black foam can be well fixed. Further, since the black foam is used as the light shielding layer 3, the cost of the black foam is not high, and the cost of the terminal can be reduced as a whole.

Optionally, the Light-permeable display screen 2 is an Organic Light-emitting diode (OLED) display screen.

In this embodiment, the light-permeable display screen 2 is an OLED display screen, and empty spaces are provided between pixel points of the OLED display screen, so that light can penetrate through the OLED display screen through the empty spaces, thereby enabling the display screen 2 to be light-permeable.

Optionally, the terminal further includes a support 9 and a circuit board 10, one end of the support 9 is fixedly connected to the circuit board 10, and the other end of the support 9 is fixedly connected to the infrared emitter 5 and the infrared receiving sensor 6, respectively.

In this embodiment, the bracket 9 may be a plastic bracket, or may be a metal bracket. When the support 9 is a plastic support, the fixed connection can be bonding; when the support 9 is a metal support, the fixed connection may be a weld. Due to the existence of the bracket 9, the infrared emitter 5 and the infrared receiving sensor 6 can be closer to the OLED display screen, so that the energy loss of infrared light in the transmission process can be reduced, and the distance detection precision is improved.

Optionally, a first step structure is arranged on the frame 4, the circuit board 10 is fixedly connected with the first step structure, and the circuit board 10 is fixedly connected with one side of the middle frame 8, which faces away from the display screen 2.

In this embodiment, the frame 4 is provided with a first step structure, the circuit board 10 is fixedly connected to the first step structure, and the circuit board 10 is fixedly connected to the middle frame 8, which faces away from the display screen 2, so that the circuit board 10 can be well fixed to the middle frame 8 and the frame 4. Of course, in order to fix the circuit board 10 better, the surface of the middle frame 8 fixedly connected to the circuit board 10 and the surface of the side frame 4 fixedly connected to the circuit board 10 may be on the same plane, so that the circuit board 10 can be fixed more stably.

Optionally, a second step structure is arranged on the frame 4, the cover plate 1 is bonded with the second step structure through a bonding adhesive layer 11, and the first gap is located between the bonding adhesive layer 11 and the display screen 2.

In this embodiment, the frame 4 is provided with a second step structure, so that the cover plate 1 can be disposed on the second step structure, and the cover plate 1 can be accommodated well. The cover plate 1 is bonded with the second step structure through a bonding glue layer 11, and the cover plate 1 can be well fixed on the second step structure. And when the cover plate 1 is damaged, the cover plate can be conveniently replaced.

Optionally, the first light passing hole is a circular hole.

In this embodiment, the first light passing hole is a circular hole, so that more light rays can be received as much as possible when the size of the light passing hole is determined. Of course, the second light passing hole may be larger than the first light passing hole, and there is no portion to block the first light passing hole, so that the infrared receiving sensor 6 can better receive infrared light.

Optionally, the infrared receiving sensor 6 is an infrared receiving and photosensitive receiving sensor.

In the present embodiment, the infrared receiving sensor 6 is an infrared receiving and photosensitive receiving sensor, and can receive infrared light and detect ambient light. Thus, the space for arranging the photosensitive receiving sensor can be saved.

Optionally, the width of the first gap is 0.2-0.3 mm.

In this embodiment, the width of the first gap is 0.2 to 0.3 mm, so that the visual space occupied by the infrared emitter 5 in the Y direction (i.e., the vertical direction) of the whole machine is extremely small and is almost hidden visually, and the appearance of the terminal is more in line with the aesthetic sense of the user.

For better understanding of the above structure, please refer to fig. 2, and fig. 2 is a structural diagram of a terminal according to an embodiment of the present invention. As shown in fig. 2, a first gap is provided between the display screen 2 and the frame 4, and an infrared emitter 5 is provided below the first gap. Since the width of the first gap is extremely small, the first gap is almost hidden visually, so that the terminal can have a relatively high screen occupation ratio and is aesthetically pleasing to users.

Optionally, the distance between the infrared emitter 5 and the infrared receiving sensor 6 is 1-20 mm.

In this embodiment, the distance between the infrared emitter 5 and the infrared receiving sensor 6 is 1 to 20 millimeters, so that the infrared emitter 5 and the infrared receiving sensor 6 are spaced relatively close to each other, and the infrared receiving sensor 6 is convenient to receive infrared light emitted by the infrared emitter 5.

A terminal of an embodiment of the present invention includes: the device comprises a cover plate 1, a light-permeable display screen 2, a shading layer 3, a frame 4, an infrared emitter 5 and an infrared receiving sensor 6; the cover plate 1 is fixedly connected with the frame 4, and the display screen 2 is positioned between the cover plate 1 and the shading layer 3; the light shielding layer 3 is arranged on one surface of the display screen 2, which is back to the cover plate 1; the infrared receiving sensor 6 is arranged under the display screen 2, and the infrared emitter 5 is positioned between the infrared receiving sensor 6 and the frame 4; a first gap is formed between the display screen 2 and the frame 4, and an optical channel of the infrared emitter 5 comprises the first gap; the shading layer 3 is provided with a first light through hole at a position right opposite to the infrared receiving sensor 6, and an optical channel of the infrared receiving sensor 6 comprises the first light through hole. Like this, because be equipped with first clearance between display screen 2 and the frame 4, infrared emitter 5's optical channel includes first clearance, and the infrared light of infrared emitter 5 transmission can not influence display screen 2 organic material and photosensitive element to protect display screen 2 organic material and photosensitive element, avoided producing permanent inefficacy.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A terminal, characterized in that, comprising: a cover plate, a transparent display screen, a light-shielding layer, a frame, an infrared transmitter and an infrared receiving sensor; the cover plate is fixedly connected to the frame, and the display screen is between the cover plate and the light-shielding layer; the light-shielding layer is arranged on the side of the display screen facing away from the cover plate; the infrared receiving sensor is arranged under the screen of the display screen, and the infrared The transmitter is located between the infrared receiving sensor and the frame; a first gap is set between the display screen and the frame, and the optical channel of the infrared transmitter includes the first gap; the light shielding layer A first light-passing hole is provided at the position facing the infrared receiving sensor, and the optical channel of the infrared receiving sensor includes the first light-passing hole.

2 . The terminal according to claim 1 , wherein the terminal further comprises a middle frame, the display screen is located between the cover plate and the middle frame, and between the middle frame and the frame A second gap is provided, the first gap communicates with the second gap to form an optical channel of the infrared transmitter, and the middle frame is provided with a second light-passing hole at the position facing the infrared receiving sensor, The first light-passing hole and the second light-passing hole communicate with each other to form an optical channel of the infrared receiving sensor.

3 . The terminal according to claim 1 , wherein the light-shielding layer is a black foam, and the black foam is bonded to the display screen. 4 .

4. The terminal according to claim 1, wherein the transparent display screen is an organic light emitting diode (OLED) display screen.

5 . The terminal according to claim 2 , wherein the terminal further comprises a bracket and a circuit board, one end of the bracket is fixedly connected to the circuit board, and the other end of the bracket is respectively connected to the infrared transmitter. 6 . The device is fixedly connected to the infrared receiving sensor.

6 . The terminal according to claim 5 , wherein the frame is provided with a first stepped structure, the circuit board is fixedly connected to the first stepped structure, and the circuit board is connected to the middle frame. 7 . The side facing away from the display screen is fixedly connected.

7 . The terminal according to claim 1 , wherein the frame is provided with a second stepped structure, the cover plate is bonded to the second stepped structure through an adhesive layer, and the first gap located between the adhesive layer and the display screen.

8 . The terminal according to claim 1 , wherein the first light-passing hole is a circular hole. 9 .

9 . The terminal according to claim 1 , wherein the infrared receiving sensor is an infrared receiving and photosensitive receiving sensor. 10 .

10. The terminal according to claim 1, wherein the width of the first gap is 0.2-0.3 mm.

11. The terminal according to claim 1, wherein the distance between the infrared transmitter and the infrared receiving sensor is 1-20 mm.