CN108242594B - Electronic device - Google Patents

Abstract

The application provides an electronic device. The electronic device includes: the antenna radiator comprises an antenna radiator body and an extension part, wherein the antenna radiator body comprises a first radiating surface, and the extension part is arranged on the first radiating surface; the screen is arranged adjacent to the first radiation surface and comprises a first surface and a second surface which are oppositely arranged, the second surface is far away from the extension part compared with the first surface, the screen is in a curved shape, and the curvature center of the screen is positioned on one side adjacent to the second surface. The antenna radiation body and the method help to ensure the quality of the electromagnetic wave signal radiated by the antenna radiation body.

Description

electronic device

technical field

The present application relates to the field of electronic technology, and in particular, to an electronic device.

Background technique

Screen, which can include a display screen, a touch screen, or a combination of the display screen and the touch screen, is a component used to display images and colors, and is widely used in communication terminal equipment such as mobile phones, fixed phones, and hearing aids. middle. With the continuous development of electronic technology, display devices are getting closer and closer to people's lives. In order to have a better user experience, a full-screen display comes into being. However, when the screen is placed close to the clearance area of the antenna, the screen will reduce the quality of the radiated signal from the antenna.

SUMMARY OF THE INVENTION

The present application provides an electronic device, the electronic device includes:

an antenna radiator, the antenna radiator includes an antenna radiator body and an extension part, the antenna radiator body includes a first radiation surface, and the extension part is disposed on the first radiation surface;

a screen, the screen is disposed adjacent to the first radiation surface, the screen includes a first surface and a second surface disposed opposite to each other, the second surface is disposed farther from the extension part than the first surface, so The screen is curved, and the center of curvature of the screen is located on a side adjacent to the second surface.

The electronic device of the present application includes an antenna radiator, the antenna radiator includes an antenna radiator body and an extension portion, the antenna radiator body includes a first radiation surface, and the extension portion is disposed on the first radiation surface; a screen, the screen is disposed adjacent to the first radiation surface, the screen includes a first surface and a second surface disposed opposite to each other, the second surface is disposed farther from the extension part than the first surface, so The screen is curved, and the center of curvature of the screen is located on a side adjacent to the second surface. Since the screen is curved, and the center of curvature of the screen is located on the side adjacent to the second surface, the space between the screen and the antenna radiator is increased, which can effectively ensure the quality of the electromagnetic wave signal radiated by the antenna radiator.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present application more clearly, the following will briefly introduce the accompanying drawings used in the embodiments. Obviously, the drawings in the following description are some embodiments of the present application, which are common in the art. As far as technical personnel are concerned, other drawings can also be obtained based on these drawings without any creative effort.

FIG. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present application.

FIG. 2 is a schematic structural diagram of an electronic device according to another embodiment of the present application.

FIG. 3 is a schematic structural diagram of an electronic device according to another embodiment of the present application.

FIG. 4 is a schematic structural diagram of an electronic device according to yet another embodiment of the present application.

FIG. 5 is a schematic structural diagram of an electronic device according to yet another embodiment of the present application.

FIG. 6 is a schematic structural diagram of an electronic device according to yet another embodiment of the present application.

FIG. 7 is a schematic structural diagram of an electronic device according to still another embodiment of the present application.

FIG. 8 is a schematic structural diagram of an electronic device according to still another embodiment of the present application.

FIG. 9 is a schematic structural diagram of an electronic device according to another embodiment of the present application.

FIG. 10 is a schematic structural diagram of an electronic device according to another embodiment of the present application.

FIG. 11 is a schematic structural diagram of an electronic device according to yet another embodiment of the present application.

FIG. 12 is a schematic structural diagram of an electronic device according to a preferred embodiment of the present application.

FIG. 13 is a cross-sectional view taken along line AA in FIG. 12 .

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the protection scope of the present application.

The numerical range represented by "-" in this specification means the range which includes the numerical value described before and after "-" as a minimum value and a maximum value, respectively. In the drawings, structures that are similar or identical are denoted by the same reference numerals.

Some terms in this application are explained below to facilitate the understanding of those skilled in the art.

(1) Electronic device refers to the equipment that is composed of electronic components such as integrated circuits, transistors, and electronic tubes, and uses electronic technology (including) software to play a role. Common electronic devices include: smart phones, tablet computers, notebooks Computers, PDAs, Mobile Internet Devices (MIDs), wearable devices, such as smart watches, smart bracelets, pedometers, etc.

(2) Antenna radiator (Aerial) is a kind of converter, which converts the guided wave propagating on the transmission line into the electromagnetic wave propagating in the unbounded medium (usually free space), or performs the opposite transformation. A component used in radio equipment to transmit or receive electromagnetic waves.

(3) Bottom Cover, also known as the battery cover, on the one hand, it plays a role in encapsulating the electronic device, which can prevent dust, water, moisture, and prevent the battery from falling off; on the other hand, it is to maintain the beauty of the electronic device. sex.

(4) Screen, which can include a display screen, a touch screen, or a combination of the display screen and the touch screen. The screen is a component used to display images and colors, and is widely used in mobile phones and fixed phones. and communication terminal equipment such as hearing aids.

Please refer to FIG. 1 , which is a schematic structural diagram of an electronic device according to an embodiment of the present application. The electronic device 10 includes:

An antenna radiator 100, the antenna radiator 100 includes an antenna radiator body 110 and an extension part 120, the antenna radiator body 110 includes a first radiation surface 110a, and the extension part 120 is disposed on the first radiation surface 110a ;

The screen 200, the screen 200 is disposed adjacent to the first radiation surface 110a, the screen 200 includes a first surface 200a and a second surface 200b disposed opposite to each other, and the second surface 200b is compared with the first surface 200a Disposed away from the extending portion 120 , the screen 200 is curved, and the center of curvature of the screen 200 is located on a side adjacent to the second surface 200b. The curvature center of the screen 200 refers to the center of the circle where the screen 200 is located. The curvature center of the screen 200 is located on one side of the second surface 200b, which means that the center of the circle where the screen 200 is located is located on one side of the second surface 200b.

The first radiation surface 110a is a surface of the antenna radiator body 110 .

The screen 200 may include a display screen, a touch screen, or a combination of the display screen and the touch screen, and is a component for displaying images and colors. The display is mainly divided into three categories: Cathode Ray Tube (CRT) display, Liquid Crystal Display (LCD) and Organic Light Emitting Diode (OLED) display. Among them, LCD display A type of display used primarily in digital timepieces and many portable computers. OLED displays are displays made of organic electroluminescent diodes. It has self-luminous organic electroluminescent diodes, no backlight, high contrast ratio, thin thickness, wide viewing angle, fast response speed, can be used for flexible panels, wide operating temperature range, simple structure and process.

Wherein, the screen 200 is curved, and the center of curvature of the screen 200 is located on the side adjacent to the second surface 200b, that is, both ends of the screen 200 are curved in a direction away from the extending portion 120, Since the screen 200 is curved, and the center of curvature of the screen 200 is located on the side adjacent to the second surface 200b, the space between the screen 200 and the antenna radiator 100 is increased, thereby effectively ensuring the antenna The quality of the electromagnetic wave signal radiated by the radiator 100 .

The electronic device provided by this technical solution includes an antenna radiator, the antenna radiator includes an antenna radiator body and an extension portion, the antenna radiator body includes a first radiating surface, and the extension portion is disposed on the first radiator surface; a screen, the screen is disposed adjacent to the first radiation surface, the screen includes a first surface and a second surface disposed opposite to each other, the second surface is disposed farther from the extension part than the first surface , the screen is curved, and the center of curvature of the screen is located on a side adjacent to the second surface. Since the screen is curved, and the center of curvature of the screen is located on the side adjacent to the second surface, the space between the screen and the antenna radiator is increased, thereby effectively ensuring the quality of the electromagnetic wave signal radiated by the antenna radiator .

Please refer to FIG. 2 , which is a schematic structural diagram of an electronic device according to another embodiment of the present application. The extension portion 120 is curved, the center of curvature of the extension portion 120 is located on the side adjacent to the screen 200 , the curved curvature of the screen 200 is the first curvature R1 , and the curved curvature of the extending portion 120 is the first curvature R1 . Two curvatures R2, the first curvature R1 and the second curvature R2 are equal.

Specifically, the extension portion 120 is curved, and the center of curvature of the extension portion 120 is located on the side adjacent to the screen 200 , that is, the bending direction of the extension portion 120 and the bending direction of the screen 200 be consistent. In addition, the curvature of the screen 200 is a first curvature R1, the curvature of the extension portion 120 is a second curvature R2, the first curvature R1 and the second curvature R2 are equal, that is, the extension portion 120 It is also consistent with the bending curvature of the screen 200 . Referring to FIG. 2, if the screen and the extension are both flat, the distance between the extension and the screen is h1; and in the electronic device of the present application, both the screen and the extension are bent at a certain angle, then the distance between the extension and the screen is h1. The distance between them is h2; obviously, the value of h2 is greater than the value of h1. Therefore, the technical solution helps to increase the clearance area of the antenna radiator 100, thereby helping to ensure the quality of the electromagnetic wave signal radiated by the antenna radiator.

Please refer to FIG. 3 , which is a schematic structural diagram of an electronic device provided by yet another embodiment of the present application. The electronic device 10 further includes:

A metal plate 300, the metal plate 300 constitutes a reference ground, the metal plate 300 is arranged at one end of the screen 200 adjacent to the antenna radiator 100, and the metal plate 300 is arranged on the first surface 200a, A gap area 1000 is formed between the metal plate 300 and the antenna radiator body 110 , the gap area 1000 constitutes at least part of the clearance area of the antenna radiator 100 , the metal plate 300 is curved, and the metal plate 300 is curved. The center of curvature of the plate 300 is located on the side adjacent to the second surface 200b. In this embodiment, the metal plate 300 is a support plate for supporting the screen 200 .

Optionally, the curved curvature of the screen 200 is a first curvature R1, the curved curvature of the metal plate 300 is a third curvature R3, and the first curvature R1 is equal to the third curvature R3.

Specifically, the metal plate 300 is in a curved shape, and the center of curvature of the metal plate 300 is located on the side adjacent to the second surface 200 b , that is, the curved shape of the metal plate 300 is maintained with the curved shape of the screen 200 . Consistent. In addition, the curvature of the screen 200 is the first curvature R1, the curvature of the metal plate 300 is the third curvature R3, the first curvature R1 and the third curvature R3 are equal, that is, the metal plate 300 The curvature of the screen 200 is consistent with the curvature of the screen 200 . Since the curved shape of the metal plate 300 is consistent with the curved shape of the screen 200, the metal plate 300 can better fit on the first surface 200a of the screen 200, thereby ensuring that the antenna radiator 100 radiates radiation The quality of the electromagnetic wave signal that comes out.

Please refer to FIG. 4 , which is a schematic structural diagram of an electronic device provided by yet another embodiment of the present application. The screen 200 forms a first groove 410 from the first surface 200a, and the first groove 410 is disposed adjacent to the first radiation surface 110a, and the metal plate 300 is at least partially disposed in the first concave in the groove 410.

Optionally, the bottom surface 410 a of the first groove 410 is a curved surface, and the metal plate 300 is attached to the bottom surface 410 a of the first groove 410 .

Specifically, the first groove 410 is formed from the first surface 200a, and the first groove 410 partially penetrates the first surface 200a, and the metal plate 300 is at least partially disposed in the first groove 410 Such a structure arrangement can increase the distance between the metal plate 300 and the extension portion 120, thereby effectively increasing the clearance area of the antenna radiator 100, thereby ensuring the electromagnetic waves radiated by the antenna radiator 100. the quality of the signal. Further, the bottom surface 410a of the first groove 410 is a curved surface, and the metal plate 300 is attached to the bottom surface 410a of the first groove 410. Since the bottom surface 410a of the first groove 410 is also a curved surface, The metal plate 300 can be better fitted in the first groove 410 , which helps to increase the distance between the metal plate 300 and the extension portion 120 , thereby ensuring that the radiated radiation from the antenna radiator 100 is increased. The quality of the electromagnetic wave signal.

Please refer to FIG. 5 , which is a schematic structural diagram of an electronic device according to yet another embodiment of the present application. The metal plate 300 includes a first reference surface 300 a and a second reference surface 300 b disposed opposite to each other, the first reference surface 300 a is disposed away from the screen 200 , and the metal plate 300 faces at least part of the extending portion 120 A second groove 420 is provided in the area, and the second groove 420 penetrates both the first reference surface 300a and the second reference surface 300b.

Optionally, in an embodiment, the metal plate 300 includes a first reference surface 300a and a second reference surface 300b that are arranged opposite to each other, and at least a partial area of the metal plate 300 facing the extension portion 120 is provided with The second groove 420 penetrates the first reference surface 300a and the second reference surface 300b simultaneously. That is, at this time, the second groove 420 actually forms a through hole, and the through hole penetrates the first reference surface 300a and the second reference surface 300b. Since the metal plate 300 forms a through hole, the space between the screen 200 and the antenna radiator 100 is increased, thereby ensuring the quality of the electromagnetic wave signal radiated by the antenna radiator 100 .

Referring to FIG. 6, in another embodiment, the screen 200 forms a first groove 410 from the first surface 200a, and the first groove 410 is disposed adjacent to the first radiation surface 110a, so The metal plate 300 is at least partially disposed in the first groove 410 . The metal plate 300 includes a first reference surface 300 a and a second reference surface 300 b disposed opposite to each other, the first reference surface 300 a is disposed away from the screen 200 , and the metal plate 300 faces at least part of the extending portion 120 A second groove 420 is provided in the area, and the second groove 420 penetrates both the first reference surface 300a and the second reference surface 300b.

Specifically, the first groove 410 is formed from the first surface 200a, and the first groove 410 partially penetrates the first surface 200a, and the metal plate 300 is at least partially disposed in the first groove 410 Such a structure arrangement can increase the distance between the metal plate 300 and the extension portion 120, thereby effectively increasing the clearance area of the antenna radiator 100, thereby ensuring the electromagnetic waves radiated by the antenna radiator 100. the quality of the signal. Further, the metal plate 300 includes a first reference surface 300a and a second reference surface 300b disposed opposite to each other, and a second groove 420 is provided in at least a partial area of the metal plate 300 facing the extension portion 120 . The second groove 420 penetrates both the first reference surface 300a and the second reference surface 300b. That is, at this time, the second groove 420 actually forms a through hole, and the through hole penetrates the first reference surface 300a and the second reference surface 300b. Since the metal plate 300 forms a through hole, the space between the screen 200 and the antenna radiator 100 is increased, and further, the electromagnetic wave signal radiated by the antenna radiator 100 can be better ensured the quality of.

Please refer to FIG. 7 , which is a schematic structural diagram of an electronic device provided by yet another embodiment of the present application. The metal plate 300 includes a first reference surface 300 a and a second reference surface 300 b disposed opposite to each other, the first reference surface 300 a is disposed away from the screen 200 , and the metal plate 300 faces at least part of the extending portion 120 A second groove 420 is provided in the area, the second groove 420 penetrates the first reference surface 300a, and the second groove 420 does not penetrate the second reference surface 300b.

Specifically, at least a part of the metal plate 300 facing the extension part 120 is provided with a second groove 420 , the second groove 420 penetrates the first reference surface 300 a , and the second groove 420 The second reference surface 300b is not penetrated, that is, the second groove 420 is formed from the first reference surface 300a, and the second groove 420 penetrates the first reference surface 300a, but does not penetrate the second reference surface 300b, since the second groove 420 is disposed in at least a partial area of the metal plate 300 facing the extension portion 120. Therefore, the space between the screen 200 and the antenna radiator 100 can be effectively increased, so that the quality of the electromagnetic wave signal radiated by the antenna radiator 100 can be better guaranteed.

Please refer to FIG. 8 , which is a schematic structural diagram of an electronic device according to yet another embodiment of the present application. The electronic device 10 further includes:

An excitation source 500 and a feeding part 600, the excitation source 500 is used to generate an excitation signal, the extension part 120 is provided with a third groove 430 corresponding to at least a part of the feeding part 600, and the feeding part 600 is provided with a third groove 430. It is at least partially disposed in the third groove 430 to transmit the excitation signal to the antenna radiator body 110 , and the antenna radiator body 110 generates an electromagnetic wave signal according to the excitation signal.

Referring to FIG. 8 , the electronic device 10 further includes a matching circuit 700 for matching the matching degree between the output impedance of the excitation source 500 and the input impedance of the antenna radiator 100 . Specifically, one end of the matching circuit 700 is electrically connected to the excitation source 100 , and the other end is electrically connected to the extension portion 120 of the antenna radiator 100 through the feeding portion 600 . The impedance matching circuit 700 is used to adjust the The output impedance of the excitation source 500 is adjusted, and the impedance matching circuit 700 is further configured to adjust the input impedance of the antenna radiator 100 to adjust the matching degree between the output impedance and the input impedance. The electronic device 10 of the present application adjusts the matching degree between the output impedance of the excitation source 500 and the input impedance of the antenna radiator 100 so that the output impedance of the excitation source 500 and the antenna radiator 100 are The input impedance is matched to reduce the energy loss of the excitation signal sent by the excitation source 500 on the antenna radiator 100, improve the signal transmission quality of the excitation signal sent by the excitation source 100, and improve the electronic device. 10. Communication quality of the electronic device 1 to which it is applied.

A gap area is formed between the extending portion 120 , the antenna radiator body 110 and the metal plate 300 , and the gap area constitutes at least a part of the clearance area of the antenna radiator 100 . The excitation signal emitted by the excitation source 500 reaches the extension part 120 via the matching circuit 700 and the feeding part 600 , and is transmitted from the extension part 120 to the antenna radiator body 110 , and radiated through the antenna The body 110 is coupled to the reference ground formed by the metal plate 300 , and the excitation signal oscillates on the path formed by the extension 120 , the antenna radiator body 110 and the metal plate 300 to form an electromagnetic wave signal. The electromagnetic wave signal is radiated out through the gap region.

Referring to FIG. 8 , in one embodiment, the extension portion 120 includes a fifth surface 120a and a sixth surface 120b disposed opposite to each other, and the fifth surface 120a is adjacent to the excitation compared to the sixth surface 120b The source 500 is provided, the extension part 120 is provided with a third groove 430 corresponding to at least a part of the feeding part 600, the third groove 430 penetrates the fifth surface 120a, but does not penetrate the sixth surface 120b, so The power feeding part 600 is at least partially disposed in the third groove 430 , so that space can be saved, thereby ensuring the quality of the electromagnetic wave signal radiated by the antenna radiator 100 .

Referring to FIG. 9 , in another embodiment, the extending portion 120 includes a fifth surface 120a and a sixth surface 120b disposed opposite to each other, and the fifth surface 120a is adjacent to the sixth surface 120b compared to the sixth surface 120b. The excitation source 500 is provided, the extension part 120 is provided with a third groove 430 corresponding to at least a part of the feeding part 600 , and the third groove 430 penetrates through the fifth surface 120 a and the sixth surface 120 b at the same time. The third groove 430 actually forms a through hole, and the feeder 600 is at least partially disposed in the through hole, so that space can be saved, and the quality of the electromagnetic wave signal radiated by the antenna radiator 100 can be better ensured .

Referring to FIG. 10 , in another embodiment, the extending portion 120 includes a fifth surface 120a and a sixth surface 120b disposed opposite to each other, and the fifth surface 120a is adjacent to the sixth surface 120b compared to the sixth surface 120b. The excitation source 500 is provided, the extension part 120 is provided with a third groove 430 corresponding to at least a part of the area of the feeding part 600 , the third groove 430 only penetrates the sixth surface 120 a, and the third groove 430 The sixth surface 120b is not penetrated. Since the extension portion 120 is provided with the third groove 430 in at least a part of the area corresponding to the feeder 600 , space can be saved, and the quality of the electromagnetic wave signal radiated by the antenna radiator 100 can be better ensured.

Please refer to FIG. 11 . FIG. 11 is a schematic structural diagram of an electronic device provided by yet another embodiment of the present application. The extension part 120 includes a fifth surface 120a and a sixth surface 120b arranged oppositely, the sixth surface 120b is the surface of the extension part 120 close to the screen 200, and the feeder 600 includes a first surface 120b arranged oppositely. Three surfaces 600a and a fourth surface 600b, the third surface 600a is the surface of the feeder 600 close to the screen 200, and the sixth surface 120b and the third surface 600a are coplanar.

In this embodiment, since the sixth surface 120b and the third surface 600a are coplanar, the extension part 120 can be closer to the feeding part 600, thereby ensuring the quality of the electromagnetic wave signal radiated by the antenna radiator 100.

The electronic device provided by this technical solution includes an antenna radiator, the antenna radiator includes an antenna radiator body and an extension portion, the antenna radiator body includes a first radiating surface, and the extension portion is disposed on the first radiator surface; a screen, the screen is disposed adjacent to the first radiation surface, the screen includes a first surface and a second surface disposed opposite to each other, the second surface is disposed farther from the extension part than the first surface , the screen is curved, and the center of curvature of the screen is located on a side adjacent to the second surface. Since the screen is curved, and the center of curvature of the screen is located on the side adjacent to the second surface, the space between the screen and the antenna radiator is increased, thereby effectively ensuring the quality of the electromagnetic wave signal radiated by the antenna radiator .

Please refer to FIG. 12 , which is a schematic structural diagram of an electronic device according to a preferred embodiment of the present application. The electronic device 10 may be any device with communication and storage functions. For example: tablet computer, mobile phone, electronic reader, remote control, personal computer (Personal Computer, PC), notebook computer, in-vehicle device, Internet TV, wearable device and other smart devices with network functions. The electronic device 10 includes an antenna radiator 100 , a screen 200 and a middle frame 1001 . Please refer to the above for the detailed description of the antenna radiator 100 and the screen 200 .

It can be understood that the above-mentioned various embodiments and the corresponding drawings illustrate the components in the electronic device that are more relevant to the present application. The interaction of the devices and the overall architecture are known.

Please refer to FIG. 1 , FIG. 12 and FIG. 13 together. FIG. 13 is a schematic structural diagram of the AA cross-sectional view in FIG. 12 . The electronic device 10 includes an antenna radiator 100 and a screen 200 . The antenna radiator 100 is used for receiving excitation signals and generating electromagnetic wave signals according to the excitation signals. The screen 200 includes a touch panel 1700 and a display panel 1800, the screen 200 is spaced apart from the antenna radiator 100, and the antenna radiator 100 includes an antenna radiator body 110 (refer to FIG. 1 ) and an extension 120 (Please refer to FIG. 1 ), the antenna radiator body 110 includes a first radiation surface 110a (refer to FIG. 1 ), the extension portion 120 is disposed on the first radiation surface 110a ; the screen 200 is adjacent to the first radiation surface 110a . A radiating surface 110a is provided, and the screen 200 includes a first surface 200a (refer to FIG. 1 ) and a second surface 200b (refer to FIG. 1 ) oppositely arranged, and the second surface 200b is compared with the first surface 200a is disposed away from the extending portion 120, the screen 200 is curved, and the center of curvature of the screen 200 is located on a side adjacent to the second surface 200b.

The screen 200 may be, but is not limited to, a liquid crystal display (LCD) or an organic light emitting diode (Original Light Emitting Diode, OLED) screen. The screen 200 may be a display panel 1800 with only a display function, a touch panel 1700 with only a touch function, or a combination of the display panel 1800 and the touch panel 1700 with both display and touch functions.

In this embodiment, the antenna radiator 100 may be at least a part of the middle frame 1001 of the electronic device 10 (refer to FIG. 12 ). In this embodiment, the antenna radiator 100 is used as the middle frame of the electronic device 10 A part of block 1001 is described as an example. The electronic device 10 further includes a middle frame 1001 , a rear case 1300 , and a sealing layer 1400 . The middle frame 1001 may constitute a part of the appearance surface of the electronic device 10 , at least a part of the middle frame 1001 serves as the antenna radiator 100 , and the middle frame 1001 and the rear case 1300 are spaced apart and form a gap. The sealing layer 1400 is provided in the gap between the middle frame 1001 and the rear case 1300 . The sealing layer 1400 is used to combine the middle frame 1001 and the rear case 1300 together. The layer 1400 has no shielding effect on electromagnetic wave signals, and the electromagnetic wave signals can be radiated out through the sealing layer 1400 .

In addition, the electronic device 10 further includes a front case 1200 and a cover plate 1100 . The rear case 1300 , the middle frame 1001 and the front case 1200 cooperate to form a accommodating space for accommodating the screen 200 , the support plate 1600 and the circuit board 1500 . The circuit board 1500 is used to fix the excitation source 500 for generating the excitation signal and the corresponding matching circuit 700 . In the embodiment, it is illustrated that the screen 200 includes the touch panel 1700 and the display panel 1800 as an example, that is, the screen 200 includes the touch panel 1700 and the display panel 1800 arranged in layers. The support plate 1600 is disposed adjacent to the display panel 1800 , and the support plate 1600 is used to support the touch panel 1700 and the display panel 1800 . The circuit board 1500 is disposed on the side of the support plate 1600 away from the screen 200 . The rear case 1300 is disposed on the side of the circuit board 1500 away from the support plate 1600 , and the rear case 1300 is the battery cover of the electronic device 10 . The cover plate 1100 is disposed on the side of the screen 200 away from the support plate 1600 for protecting the screen 200 . The cover plate 1100 is usually made of a transparent material, and the material of the cover plate 1100 may be, but not limited to, glass.

The embodiments of the present application have been introduced in detail above, and the principles and implementations of the present application are described in this paper by using specific examples. The descriptions of the above embodiments are only used to help understand the methods and core ideas of the present application; at the same time, for Persons of ordinary skill in the art, based on the idea of the present application, will have changes in the specific implementation manner and application scope. In summary, the contents of this specification should not be construed as limitations on the present application.

Claims (15)

1. An electronic device, characterized in that the electronic device comprises: an antenna radiator, the antenna radiator includes an antenna radiator body and an extension part, the antenna radiator body includes a first radiation surface, and the extension part is disposed on the first radiation surface; a screen, the screen is disposed adjacent to the first radiation surface, the screen includes a first surface and a second surface disposed opposite to each other, the second surface is disposed farther from the extension part than the first surface, so The screen is curved, and the center of curvature of the screen is located on a side adjacent to the second surface; The extension portion is curved, the center of curvature of the extension portion is located on a side adjacent to the screen, the screen has a first curvature, and the extension has a second curvature. The first curvature is equal to the second curvature. 2. The electronic device of claim 1, wherein the electronic device further comprises: a metal plate, the metal plate constitutes a reference ground, the metal plate is arranged at one end of the screen adjacent to the antenna radiator, and the metal plate is arranged on the first surface, the metal plate is connected to the A gap area is set between the antenna radiator bodies, the gap area constitutes at least part of the clearance area of the antenna radiator, the metal plate is curved, and the center of curvature of the metal plate is located at a portion adjacent to the second surface. side. 3 . The electronic device of claim 2 , wherein the bending curvature of the metal plate is a third curvature, and the first curvature is equal to the third curvature. 4 . 4 . The electronic device of claim 2 , wherein the screen forms a first groove from the first surface, and the first groove is disposed adjacent to the first radiation surface, and the metal A plate is disposed at least partially within the first groove. 5 . The electronic device of claim 4 , wherein the bottom surface of the first groove is a curved surface, and the metal plate is attached to the bottom surface of the first groove. 6 . 6 . The electronic device of claim 2 , wherein the metal plate comprises a first reference surface and a second reference surface disposed opposite to each other, the first reference surface is disposed away from the screen, and the metal plate A through hole penetrating the first reference surface and the second reference surface is provided at least in a part of the area facing the extension part. 7 . The electronic device of claim 2 , wherein the metal plate comprises a first reference surface and a second reference surface disposed opposite to each other, the first reference surface is disposed away from the screen, and the metal plate At least a part of the area facing the extension part is provided with a second groove, the second groove penetrates the first reference surface, and the second groove does not penetrate the second reference surface. 8. The electronic device of claim 1, wherein the electronic device further comprises: An excitation source and a feeding part, the excitation source is used to generate an excitation signal, the extension part is provided with a third groove corresponding to at least a partial area of the feeding part, and the feeding part is at least partially arranged in the first three grooves, so as to transmit the excitation signal to the antenna radiator body, and the antenna radiator body generates an electromagnetic wave signal according to the excitation signal. 9 . The electronic device according to claim 8 , wherein the extension portion comprises a first end face and a second end face which are arranged opposite to each other, and the first end face is a face of the extension portion close to the screen, so the The power feeding part includes a third surface and a fourth surface disposed opposite to each other, the third surface is a surface of the power feeding part close to the screen, and the first end surface is coplanar with the third surface. 10. An electronic device, characterized in that the electronic device comprises: an antenna radiator, the antenna radiator includes an antenna radiator body and an extension part, the antenna radiator body includes a first radiation surface, and the extension part is disposed on the first radiation surface; a screen, the screen is disposed adjacent to the first radiation surface, the screen includes a first surface and a second surface disposed opposite to each other, the second surface is disposed farther from the extension part than the first surface, so The screen is curved, and the center of curvature of the screen is located on a side adjacent to the second surface; Wherein, the electronic device further includes: a metal plate, the metal plate constitutes a reference ground, the metal plate is arranged at one end of the screen adjacent to the antenna radiator, and the metal plate is arranged on the first surface, the metal plate is connected to the A gap area is set between the antenna radiator bodies, the gap area constitutes at least part of the clearance area of the antenna radiator, the metal plate is curved, and the center of curvature of the metal plate is located at a portion adjacent to the second surface. side. 11 . The electronic device according to claim 10 , wherein the bending curvature of the screen is a first curvature, the bending curvature of the metal plate is a second curvature, the first curvature and the second curvature equal. 12. The electronic device of claim 10, wherein the screen forms a first groove from the first surface, and the first groove is disposed adjacent to the first radiation surface, and the metal A plate is disposed at least partially within the first groove. 13 . The electronic device of claim 12 , wherein the bottom surface of the first groove is a curved surface, and the metal plate is attached to the bottom surface of the first groove. 14 . 14. The electronic device of claim 10, wherein the metal plate comprises a first reference surface and a second reference surface disposed opposite to each other, the first reference surface is disposed away from the screen, and the metal plate A through hole penetrating the first reference surface and the second reference surface is provided at least in a part of the area facing the extension part. 15. The electronic device of claim 10, wherein the metal plate comprises a first reference surface and a second reference surface disposed opposite to each other, the first reference surface is disposed away from the screen, and the metal plate At least a part of the area facing the extension part is provided with a second groove, the second groove penetrates the first reference surface, and the second groove does not penetrate the second reference surface.

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