CN108965516B

CN108965516B - Electronic device

Info

Publication number: CN108965516B
Application number: CN201810712875.2A
Authority: CN
Inventors: 贾玉虎
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2018-06-29
Filing date: 2018-06-29
Publication date: 2021-03-02
Anticipated expiration: 2038-06-29
Also published as: CN108965516A

Abstract

An embodiment of the present application provides an electronic device, including: the display device comprises a first shell, a second shell, a rotating shaft, a first display screen and a rear cover, wherein the first shell is connected with the second shell through the rotating shaft; the first display screen comprises a first part and a second part, the first part is arranged on the first shell, the second part is arranged on the second shell, the rear cover is arranged on the second shell, and the rear cover and the second part are respectively arranged on two opposite sides of the second shell; a plurality of slot antennas are arranged between the rear cover and the second part. Among the electronic equipment, first display screen includes first portion and second portion, and back lid and second portion set up respectively in the relative both sides of second casing, and are provided with a plurality of slot antennas between back lid and the second portion, and MIMO antenna can be constituteed to a plurality of slot antennas to efficiency when can improving electronic equipment and base station communication, and promoted the flexibility of many antenna designs.

Description

Electronic device

Technical Field

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

Background

With the development of electronic technology, electronic devices such as smart phones play an increasingly important role in the life of people. The user can realize various functions of communication, shopping, entertainment and the like through the electronic equipment.

When the electronic device communicates with the base station or other electronic devices, it needs to transmit an uplink signal to the outside through the antenna and receive a downlink signal from the outside, thereby implementing data interaction with the base station or other electronic devices.

Currently, with the communication requirements of electronic devices and the diversification of supportable communication frequency bands, the design of multiple antennas on electronic devices becomes difficult.

Disclosure of Invention

The embodiment of the application provides an electronic device, which can improve the flexibility of multi-antenna design.

The embodiment of the application provides electronic equipment, which comprises a first shell, a second shell, a rotating shaft, a first display screen and a rear cover, wherein the first shell is connected with the second shell through the rotating shaft;

the first display screen comprises a first part and a second part, the first part is arranged on the first shell, the second part is arranged on the second shell, the rear cover is arranged on the second shell, and the rear cover and the second part are respectively arranged on two opposite sides of the second shell;

a plurality of slot antennas are arranged between the rear cover and the second part.

The electronic equipment provided by the embodiment of the application comprises a first shell, a second shell, a rotating shaft, a first display screen and a rear cover, wherein the first shell is connected with the second shell through the rotating shaft; the first display screen comprises a first part and a second part, the first part is arranged on the first shell, the second part is arranged on the second shell, the rear cover is arranged on the second shell, and the rear cover and the second part are respectively arranged on two opposite sides of the second shell; a plurality of slot antennas are arranged between the rear cover and the second part. Among the electronic equipment, first display screen includes first portion and second portion, and back lid and second portion set up respectively in the relative both sides of second casing, and are provided with a plurality of slot antennas between back lid and the second portion, and MIMO antenna can be constituteed to a plurality of slot antennas to efficiency when can improving electronic equipment and base station communication, and promoted the flexibility of many antenna designs.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

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

Fig. 2 is a rear view of the electronic device shown in fig. 1.

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

Fig. 4 is a schematic cross-sectional view of a radiation plate of an electronic device according to an embodiment of the present application.

Fig. 5 is a schematic top view of a radiation plate of an electronic device according to an embodiment of the present disclosure.

Fig. 6 is a third schematic structural diagram of an electronic device according to an embodiment of the present application.

Fig. 7 is a fourth schematic structural diagram of an electronic device according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. 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 application.

In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

The embodiment of the application provides electronic equipment. The electronic device may be a smart phone, a tablet computer, or other devices, and may also be a game device, an AR (Augmented Reality) device, an automobile, a data storage device, an audio playing device, a video playing device, a notebook, a desktop computing device, or other devices.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present disclosure. The electronic device 100 includes a first housing 10, a second housing 20, a hinge 30, a first display 40, a circuit board 50, and a battery 60.

Wherein, the first housing 10 and the second housing 20 are rotatably connected. The first casing 10 and the second casing 20 may include a display screen, a middle frame, a circuit board, a rear cover, and the like, which are stacked.

The first housing 10 and the second housing 20 are connected by the rotation shaft 30. That is, the first housing 10 is connected to the rotation shaft 30, and the second housing 20 is also connected to the rotation shaft 30. So that the first and

second housings

10 and 20 can rotate about the rotation shaft 30. The material of the rotating shaft 30 may include plastic or metal. The first housing 10 and the second housing 20 may be wound around the rotating shaft 30.

The first display 40 may be used to display images, text, etc. to form a display surface of the electronic device 100. The first Display 40 may be a Liquid Crystal Display (LCD) or an Organic Light-Emitting Diode (OLED) Display.

The first display 40 includes a first portion 41 and a second portion 42. The first portion 41 and the second portion 42 can both realize a display function. The first portion 41 is connected to the second portion 42. The junction of the first portion 41 and the second portion 42 is a flexible screen, i.e. the junction of the first portion 41 and the second portion 42 can be bent. Wherein, the connection can be used for displaying information or not. In some embodiments, the first display screen 40 may be a flexible screen.

The first portion 41 is mounted on the first housing 10, and the second portion 42 is mounted on the second housing 20. Thus, when the first and

second housings

10 and 20 rotate around the rotation shaft 30, the first and second portions 41 and 42 of the first display 40 can rotate around the rotation shaft 30 at the same time. When the first casing 10 and the second casing 20 rotate to the same plane, the first portion 41 and the second portion 42 of the first display screen 40 are also located on the same plane, so that a larger screen display effect can be achieved.

In some embodiments, the first casing 10 and the second casing 20 rotate around the rotation shaft 30 in a folded-in manner, wherein the first casing 10 and the second casing 20 both rotate along a side facing the display surface of the first display screen 40, that is, can rotate to a state where the first portion 41 and the second portion 42 of the first display screen 40 are attached to each other.

With continued reference to fig. 1, a circuit board 50 may be mounted inside the first housing 10. The circuit board 50 and the first portion 41 of the first display 40 may be stacked, that is, the circuit board 50 may be disposed below the first portion 41 of the first display 40.

The circuit board 50 may be a motherboard of the electronic device 100. The circuit board 50 is provided with a ground point to ground the circuit board 50. A processor is integrated on the circuit board 50. One, two or more of the functional components such as a motor, a microphone, a speaker, a receiver, an earphone interface, a universal serial bus interface (USB interface), a camera, a distance sensor, an ambient light sensor, and a gyroscope may also be integrated on the circuit board 50. Meanwhile, the first display screen 40 may be electrically connected to the circuit board 50.

In some embodiments, display control circuitry is disposed on circuit board 50. The display control circuit outputs a control signal to the first display screen 40 to control the first display screen 40 to display information.

The battery 60 may be mounted inside the second housing 20. The battery 60 and the second portion 42 of the first display 40 may be stacked, that is, the battery 60 may be disposed below the second portion 42 of the first display 40.

The battery 60 may be electrically connected to the circuit board 50 to enable the battery 60 to power the electronic device 100. The circuit board 50 may be provided thereon with a power management circuit. The power management circuit is used to distribute the voltage provided by the battery 60 to the various electronic components in the electronic device 100.

Referring also to fig. 2, wherein fig. 2 is a rear view of the electronic device 100 shown in fig. 1. In some embodiments, electronic device 100 also includes a back cover 70. Wherein the rear cover 70 is mounted on the second housing 20. The rear cover 70 and the second portion 42 of the first display 40 are respectively disposed at two opposite sides of the second housing 20, for example, at two front and rear sides of the second housing 20. Thus, the second portion 42 and the rear cover 70 of the first display screen 40 can be respectively used as a front case and a rear case of the second housing 20.

The rear cover 70 may be integrally formed. In the molding process of the rear cover 70, a rear camera hole, a fingerprint film set mounting hole, and the like may be formed on the rear cover 70. In one embodiment, the material of the rear cover 70 may include plastic.

In some embodiments, the electronic device 100 also includes a second display screen 80. Wherein the second display screen 80 is mounted on the first casing 10. The second display screen 80 and the first portion 41 of the first display screen 40 are respectively disposed on two opposite sides of the first casing 10, for example, on the front and rear sides of the first casing 10. Thus, the first portion 41 of the first display 40 and the second display 80 can be respectively used as a front case and a rear case of the first housing 10.

The second Display screen 80 may also be a Liquid Crystal Display (LCD) or an Organic Light-Emitting Diode (OLED) Display screen. The second display 80 may also be used to display images, text, etc.

For example, when the first and

second housings

10 and 20 rotate around the rotation axis 30 to a closed state, that is, when the first portion 41 and the second portion 42 of the first display 40 are attached to each other, the second display 80 may serve as a display of the electronic device 100. At this time, the first display 40 may maintain the off state.

In addition, in some embodiments, a middle frame structure may be disposed inside each of the first casing 10 and the second casing 20. The middle frame structure is used for providing a supporting function for the electronic components inside the first casing 10 and the second casing 20.

For example, the circuit board 50 and other electronic components in the first housing 10 may be disposed on a middle frame structure inside the first housing 10. The battery 60 and other electronic components in the second housing 20 may be disposed on a mid-frame structure inside the second housing 20.

In some embodiments, as shown in fig. 3 and 4, a radiation plate 90 is further disposed between the rear cover 70 and the second portion 42 of the first display screen 40, and the radiation plate 90 may be composed of a first metal layer 91, a dielectric layer 92, and a second metal layer 93. In one embodiment, the radiation plate 90 may be a Printed Circuit Board (PCB). The material of the first metal layer 91 and the second metal layer 93 may include aluminum alloy or titanium alloy. The material of the dielectric layer 92 may include alumina ceramic. The dielectric layer 92 is disposed between the first metal layer 91 and the second metal layer 93, and the second metal layer 93 is provided with 4 slot combinations, a first slot combination 911, a second slot combination 912, a third slot combination 913, and a fourth slot combination 914, each slot combination forms a slot antenna, and the slot antenna is an antenna formed by slotting on a conductor plane, and is also called a slot antenna. A typical slot shape is a long strip, approximately half a wavelength in length. Radio frequency electromagnetic field is excited on the gap and electromagnetic wave is radiated to the space. The first metal layer 91 is configured to function as a ground, the dielectric layer 92 is configured to transmit a radio frequency signal, and the second metal layer 93 is configured to transmit the radio frequency signal in the form of an electromagnetic wave through the first slot combination 911, the second slot combination 912, the third slot combination 913, and the fourth slot combination 914 arranged on the second metal layer 93 when the dielectric layer 92 transmits the radio frequency signal.

In some embodiments, the radiation plate 90 is parallel to the back cover 70, and the second metal layer 93 is close to the back cover 70, so that the electromagnetic waves emitted by the first, second, third and

fourth slot combinations

911, 912, 913 and 914 opened on the second metal layer 93 can propagate into the space through the back cover 70.

In some embodiments, each of the first slot combination 911, the second slot combination 912, the third slot combination 913, and the fourth slot combination 914 includes 5 slots 915, and the 5 slots 915 may constitute a MIMO (Multiple-Input Multiple-Output) antenna, so that electromagnetic waves emitted from the 5 slots can be superimposed, thereby reducing the problem of attenuation caused by the propagation of the electromagnetic waves in the atmosphere.

In some embodiments, as shown in fig. 5, the lengths d1 and the widths d2 of all the elongated slots 915 in the first slot combination 911, the second slot combination 912, the third slot combination 913 and the fourth slot combination 914 may be equal, so that the first slot combination 911, the second slot combination 912, the third slot combination 913 and the fourth slot combination 914 may constitute a MIMO antenna, and the first slot combination 911, the second slot combination 912, the third slot combination 913 and the fourth slot combination 914 are spaced apart from each other to form a slot antenna matrix, which may better reduce the problem of attenuation caused by the propagation of electromagnetic waves in the atmosphere.

In some embodiments, as shown in fig. 6, the second metal layer 93 has 8 slot combinations, the lengths d1 and the widths d2 of all the strip slots 915 in the first slot combination 911, the second slot combination 912, the third slot combination 913, the fourth slot combination 914, the fifth slot combination 916, the sixth slot combination 917, the seventh slot combination 918, and the eighth slot combination 919 may be equal, so that the first slot combination 911, the second slot combination 912, the third slot combination 913, the fourth slot combination 914, the fifth slot combination 916, the sixth slot combination 917, the seventh slot combination 918, and the eighth slot combination 919 may form a MIMO antenna, and the first slot combination 911, the second slot combination 912, the third slot combination 913, the fourth slot combination 914, the fifth slot combination 916, the sixth slot combination 917, the seventh slot combination 918, the sixth slot combination 918, the eighth slot combination 919 may form a MIMO antenna, And the eighth slot combination 919 is arranged at intervals to form a slot antenna matrix, and the superposition degree of the 8 slot combinations is greater than that of the 4 slot combinations, so that the problem of attenuation caused by the propagation of electromagnetic waves in the atmosphere can be further reduced.

In some embodiments, as shown in fig. 7, the electronic device 100 further comprises a radio frequency transceiver module 101. Wherein, the radio frequency transceiver module 101 can be connected with the circuit board 50 of the electronic device 100. The rf transceiver module 101 includes a plurality of signal sources 1011. The plurality of signal sources 1011 may be controlled by a processor of the electronic device 100. Each of the signal sources 1011 is for generating a radio frequency signal. Each of the slot combinations is connected to one of the signal sources 1011.

In some embodiments, a plurality of the signal sources 1011 may be used to generate rf signals in a predetermined frequency range. For example, one or more of The signal sources 1011 may be configured to generate 5G (The 5th Generation Mobile Communication Technology, fifth Generation Mobile Communication Technology) signals, and specifically may be 5G millimeter wave signals.

In some embodiments, the predetermined frequency range includes 24GHz (gigahertz) to 100 GHz.

In some embodiments, the electronic device 100 may further include a plurality of antenna radiators for transceiving radio frequency signals in the first frequency range or the second frequency range. The radio frequency signal of the first frequency range is a 4G signal, and the radio frequency signal of the second frequency range is a 5G signal. The highest frequency in the first frequency range is less than the lowest frequency in the second frequency range. That is, each of the antenna radiators may be used to transceive 4G signals and 5G signals.

In some embodiments, the second portion 42 of the first display 40 mounted on the second body portion 20 may also include a display area and a non-display area. The non-display area on the second portion 42 can be used for setting one or more of a camera, a receiver, a proximity sensor, an ambient light sensor, and other functional components.

As can be seen from the above, the electronic device provided in the embodiment of the present application includes a first housing, a second housing, a rotating shaft, a first display screen, and a rear cover, where the first housing is connected to the second housing through the rotating shaft; the first display screen comprises a first part and a second part, the first part is arranged on the first shell, the second part is arranged on the second shell, the rear cover is arranged on the second shell, and the rear cover and the second part are respectively arranged on two opposite sides of the second shell; a plurality of slot antennas are arranged between the rear cover and the second part. Among the electronic equipment, first display screen includes first portion and second portion, and back lid and second portion set up respectively in the relative both sides of second casing, and are provided with a plurality of slot antennas between back lid and the second portion, and MIMO antenna can be constituteed to a plurality of slot antennas to efficiency when can improving electronic equipment and base station communication, and promoted the flexibility of many antenna designs.

The electronic device provided by the embodiment of the application is described in detail above. The principles and implementations of the present application are described herein using specific examples, which are presented only to aid in understanding the present application. Meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. An electronic device is characterized by comprising a first shell, a second shell, a rotating shaft, a first display screen, a rear cover and a radio frequency transceiver module, wherein the first shell is connected with the rotating shaft and wound on the rotating shaft;

a radiation plate is further arranged between the rear cover and the second part, the radiation plate comprises a first metal layer, a dielectric layer and a second metal layer, the dielectric layer is arranged between the first metal layer and the second metal layer, a plurality of gap combinations are arranged on the second metal layer, and the gap combinations comprise a plurality of strip-shaped gaps and are used for forming a plurality of gap antennas; the length of each strip-shaped gap is equal, and the width of each strip-shaped gap is equal, so that a multiple-input multiple-output slot antenna is formed;

the radio frequency transceiving module comprises a plurality of signal sources, each signal source is used for generating a radio frequency signal, and each gap combination is connected with one signal source.

2. The electronic device of claim 1, wherein the radiating plate is parallel to the back cover, and the second metal layer is proximate to the back cover.

3. The electronic device of claim 1, wherein each slot combination is spaced apart from each other.

4. The electronic device of claim 3, wherein the number of the slit combination is 4, and each slit combination comprises 5 elongated slits.

5. The electronic device of claim 3, wherein the number of slot combinations is 8.

6. The electronic device of any of claims 1-5, wherein the material of the back cover comprises plastic.

7. The electronic device of any of claims 1-5, wherein each slot combination is configured to transceive radio frequency signals in a predetermined frequency range.

8. The electronic device of claim 7, wherein the predetermined frequency range comprises 24GHz to 100 GHz.

9. The electronic device of any of claims 1-5, further comprising a second display screen mounted on the first housing, the second display screen and the first portion of the first display screen being disposed on opposite sides of the first housing, respectively.