CN109346828B

CN109346828B - Antenna assembly and electronic equipment

Info

Publication number: CN109346828B
Application number: CN201811109510.7A
Authority: CN
Inventors: 贾玉虎
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2018-09-21
Filing date: 2018-09-21
Publication date: 2020-05-12
Anticipated expiration: 2038-09-21
Also published as: CN109346828A

Abstract

The antenna assembly comprises a metal main body part and a metal frame, wherein the metal frame comprises a first edge, a second edge, a third edge and a fourth edge, and the first edge and the second edge are arranged at intervals with the metal main body part; the first edge comprises two first end portions which are arranged oppositely, a first radiating body is arranged on one first end portion, a second radiating body is arranged on the other first end portion, the second edge comprises two second end portions which are arranged oppositely, a third radiating body is arranged on one second end portion, a fourth radiating body is arranged on the other second end portion, and the first radiating body, the second radiating body, the third radiating body and the fourth radiating body form a multi-input multi-output antenna. Four ends of the metal middle frame are respectively provided with a radiator, and the four radiators form a 4 multiplied by 4 multiple-input multiple-output antenna, so that better antenna performance can be realized, and higher antenna requirements are met.

Description

Antenna assembly and electronic equipment

Technical Field

The application relates to the technical field of electronic equipment, in particular to an antenna assembly and electronic equipment.

Background

With the development of network technology and the improvement of the intelligent degree of electronic equipment, users can realize more and more functions such as conversation, chatting, web browsing and the like through the electronic equipment. The user needs to transmit signals through the antenna of the electronic device when using the electronic device to talk, chat and browse the web pages.

In the related art, the electronic device includes two lte antennas, a position location antenna and a wireless fidelity antenna, and the number of the antennas is limited, which cannot meet the higher antenna requirement.

Disclosure of Invention

The embodiment of the application provides an antenna module and electronic equipment to set up a plurality of antennas at electronic equipment, satisfy higher antenna demand.

The embodiment of the application provides an antenna module, it includes:

a metal body portion;

the metal frame comprises a first side and a second side which are oppositely arranged, and a third side and a fourth side which are oppositely arranged, wherein the first side, the second side, the third side and the fourth side are arranged around the periphery of the metal main body part, the first side and the second side are arranged at intervals with the metal main body part, and the third side and the fourth side are connected with the metal main body part;

wherein, first limit is including two first tip that set up relatively, one of them be equipped with first irradiator on the first tip, another be equipped with the second irradiator on the first tip, the second limit is including two second tip that set up relatively, one of them be equipped with the third irradiator on the second tip, another be equipped with the fourth radiator on the second tip, many income multiple output antennas are constituteed to first irradiator, second irradiator, third irradiator and fourth radiator.

The embodiment of the application also provides a radio frequency module and an antenna assembly, wherein the radio frequency module is connected with the antenna assembly, and the antenna assembly is the antenna assembly as described above.

The antenna module and the electronic device provided by the embodiment of the application respectively set up a radiator at four ends of the metal middle frame, the four radiators form a 4 x 4 MIMO antenna, the four radiators occupy small space, the antenna clearance area is large, the antenna performance with better performance can be realized, and the higher antenna requirement is met.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced 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 schematic structural diagram of an electronic device according to an embodiment of the present application.

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

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

Fig. 4 is another schematic structural diagram of an antenna assembly of an electronic device according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of an antenna assembly of an electronic device according to an embodiment of the present application.

Fig. 6 is a schematic view of a first structure of a third side of a metal bezel provided in an embodiment of the present application.

Fig. 7 is a second structural schematic diagram of a third side of the metal bezel provided in the embodiment of the present application.

Fig. 8 is a third schematic structural diagram of a third side of the metal bezel provided in the embodiment of the present application.

Fig. 9 is a fourth schematic structural diagram of a third side of the metal bezel provided in the embodiment of the present application.

Fig. 10 is a block diagram schematically illustrating 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.

The embodiment of the application provides an antenna assembly and electronic equipment. The antenna assembly and the electronic device will be described in detail below. 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, a data storage device, an audio playing device, a video playing 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. In this embodiment, the electronic device 100 includes a display screen 10, a bezel 20, a circuit board 30, a battery 40, and a rear cover (not shown).

The display screen 10 and the rear cover are located on two opposite sides of the electronic device 100, and the electronic device further includes a middle plate, and the frame 20 is disposed around the middle plate and forms a middle frame of the electronic device 100 with the middle plate. The middle plate and the frame 20 respectively form a receiving cavity at two sides of the middle plate, wherein one receiving cavity receives the display screen 10, and the other receiving cavity receives the battery 40 and other electronic components or functional modules of the electronic device 100. The display screen 10 forms a display surface of the electronic device 100, and is used for displaying information such as images and texts. The Display screen 10 may be a Liquid Crystal Display (LCD) or an Organic Light-Emitting Diode (OLED) Display screen.

In some embodiments, a glass cover plate may be disposed over the display screen 10. Wherein, the glass cover plate can cover the display screen 10 to protect the display screen 10 and prevent the display screen 10 from being scratched or damaged by water.

In some embodiments, the display screen 10 may include a display area 11 and a non-display area 12. The display area 11 performs a display function of the display screen 10 for displaying information such as images and texts. The non-display area 12 does not display information. The non-display area 12 may be used to set functional modules such as a camera, a receiver, a proximity sensor, and the like. In some embodiments, the non-display area 12 may include at least one area located on the peripheral side of the display area 11.

Referring to fig. 2, fig. 2 is another schematic structural diagram of an electronic device according to an embodiment of the present disclosure. In this embodiment, the display screen 10 may be a full-face screen. At this time, the display screen 10 may display information in a full screen, so that the electronic apparatus 100 has a large screen occupation ratio. The display screen 10 comprises only the display area 11 and no non-display area. At this time, functional modules such as a camera and a proximity sensor in the electronic apparatus 100 may be hidden under the display screen 10, and the fingerprint identification module of the electronic apparatus 100 may be disposed on the back of the electronic apparatus 100.

Wherein the frame 20 is disposed around the display screen 10 and the rear cover, and the frame 20 extends from the display screen 10 to the rear cover.

The circuit board 30 is mounted inside the receiving space. The circuit board 30 may be a motherboard of the electronic device 100. The circuit board 30 is provided with a grounding point to realize grounding of the circuit board 30. One or more of a motor, a microphone, a speaker, a receiver, an earphone interface, a universal serial bus interface (USB interface), a camera, a proximity sensor, an ambient light sensor, a gyroscope, and a processor may be integrated on the circuit board 30. Meanwhile, the display screen 10 may be electrically connected to the circuit board 30.

The back cover is used to form the outer contour of the electronic device 100. The rear cover may be integrally formed. In the forming process of the rear cover, structures such as a rear camera hole and a fingerprint identification module mounting hole can be formed on the rear cover. The display screen 10 and the rear cover are located on opposite sides of the electronic device 100, and the bezel 20 is located between the rear cover and the display screen, while the bezel 20 surrounds the display screen 10 and the rear cover.

In some embodiments, the display screen 10 may also be a special-shaped screen, for example, a non-display area is provided in the middle of the top of the display screen, and a front camera, a receiver, and other functional devices are provided in the non-display area.

Referring to fig. 3, fig. 3 is a schematic structural diagram of an antenna assembly of an electronic device according to an embodiment of the present application. The electronic device further comprises an antenna assembly 200, which antenna assembly 200 comprises a metal body part 220 and a metal rim 240.

The metal body 220 may be a flat plate structure, or may be an arc plate according to the structure of the electronic device. The metal body part 220 may be a rear cover of the electronic device. The metal frame 240 may be a frame of an electronic device, the metal frame 240 includes a first side 241 and a second side 242 disposed opposite to each other, and a third side 243 and a fourth side 244 disposed opposite to each other, the first side 241, the second side 242, the third side 243 and the fourth side 244 are disposed around a circumference of the metal main body portion 220, the first side 241 and the second side 242 are disposed at an interval from the metal main body portion 220, and the third side 243 and the fourth side 244 are connected to the metal main body portion 220.

The first side 241 includes two first ends 2412 disposed oppositely, and the second side 242 includes two second ends 2422 disposed oppositely. The two first end portions 2412 and the two second end portions 2422 are respectively provided with a radiator, and form a 4 × 4 Multiple-Input Multiple-Output (MIMO) antenna.

In the description of the present application, it is to be understood that 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, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.

In some embodiments, the first side 241 further includes a first middle portion 2414 between the two first end portions 2412, the second side 242 further includes a second middle portion 2424 between the two second end portions 2422, the first middle portion 2414 has a first gap 41 with each first end portion 2412, and the second middle portion 2424 has a second gap 42 with each second end portion 2422.

The radiator on each first end 2412 radiates antenna signals through an adjacent first gap 41, and similarly, the radiator on each second end 2422 radiates antenna signals through an adjacent second gap 42. The radiator on each first end 2412 or each second end 2422 may form an IFA antenna and then radiate an antenna signal through the respective corresponding adjacent gap.

In some embodiments, the first intermediate portion 2414 may be provided with a radiator. Specifically, the first intermediate portion 2414 may form a radiator, or a part of the first intermediate portion 2414 may form a radiator. The radiator on the first intermediate portion 2414 may be used to transmit short-range antenna signals and/or positioning signals. The transmission short-distance antenna signal may be a transmission Wireless-Fidelity (WIFI) signal, a bluetooth signal, or the like, and the positioning signal may be a GPS signal.

In some embodiments, a radiator is disposed on the second intermediate portion 2424. Specifically, the second intermediate portion 2424 may form a radiator, and a portion of the second intermediate portion 2424 may form a radiator. The radiator on the second middle portion 2424 may form a Long Term Evolution (LTE) antenna for transmitting a low frequency + mid frequency + high frequency full frequency antenna signal.

The first edge 241 and the second edge 242 may be a top edge and a bottom edge of the electronic device, respectively, or a bottom edge and a top edge of the electronic device, respectively.

In some embodiments, each first end 2412 includes a first protrusion 2418 extending toward the second side 242, each second end 2422 includes a second protrusion 2428 extending toward the first side 241, each first protrusion 2418 and each second protrusion 2428 are spaced apart from the metal body portion 220, and a feed point is disposed on each first protrusion 2418 and each second protrusion 2428.

The first end 2412 includes a flush portion in the same direction as the first edge 241, and an end of the flush portion away from the first gap 41 extends toward the second edge 242 to form a first protrusion 2418. The first end 2412 including the flush portion and the first protrusion 2418 may form a radiator. The second end 2422 has a similar structure as the first end 2412. A frequency switching point is disposed on the flush portion of each first end 2412, and the frequency switching point is used for switching the frequency of the transmission antenna signal of the radiator.

In some embodiments, two first protrusions 2418 are connected to one end of the third side 243 and the fourth side 244, respectively, and two second protrusions 2428 are connected to the other end of the third side 243 and the fourth side 244, respectively.

Referring to fig. 4, fig. 4 is a schematic view of another structure of an antenna assembly of an electronic device according to an embodiment of the present disclosure. The antenna assembly 200 includes a first radiator 31, a second radiator 32, a third radiator 33, and a fourth radiator 34. The first radiator 31 and the second radiator 32 are located at two ends of the first edge 241. The third radiator 33 and the fourth radiator 34 are located at both ends of the second side 242. The first radiator 31, the second radiator 32, the third radiator 33 and the fourth radiator 34 constitute a mimo antenna.

Four ends of the metal middle frame are respectively provided with a radiator, and the four radiators form a 4 × 4 Multiple-Input Multiple-Output (MIMO) antenna for simultaneously transmitting and/or receiving antenna signals of the same frequency band. The four radiators occupy small space, the antenna clearance area is large, better antenna performance can be realized, and higher antenna requirements are met.

The first side 241 includes a first middle portion 2414, and a first radiator 31 and a second radiator 32 located on both sides of the first middle portion 2414. The second side 242 includes a second middle portion 2424, and third and

fourth radiators

33 and 34 located at both sides of the second middle portion 2424. A first gap 41 is formed between the first radiator 31 and the first middle portion 2414 of the first side 241, and a first gap 41 is also formed between the second radiator 32 and the first middle portion 2414 of the first side 241. A second gap 42 is formed between the third radiator 33 and the second middle portion 2424 of the second side 242, and a second gap 42 is also formed between the fourth radiator 34 and the second middle portion 2424 of the second side 242. The first radiator 31 and the second radiator 32 radiate antenna signals through an adjacent first gap 41, respectively, and similarly, the third radiator 33 and the fourth radiator 34 radiate antenna signals through an adjacent second gap 42, respectively. The first radiator 31, the second radiator 32, the third radiator 33, and the fourth radiator 34 may form an IFA antenna and then radiate antenna signals through respective corresponding adjacent gaps.

Referring to fig. 5, fig. 5 is a schematic view of another structure of an antenna assembly of an electronic device according to an embodiment of the present disclosure. The antenna assembly further comprises a fifth radiator 35. The fifth radiator 35 is formed of the first intermediate portion 2414. The fifth radiator 35 may be used to transmit short-distance antenna signals and/or positioning signals. The transmission short-distance antenna signal may be a transmission Wireless-Fidelity (WIFI) signal, a bluetooth signal, or the like, and the positioning signal may be a GPS signal.

The antenna assembly further comprises a sixth radiator 36. The sixth antenna radiator is formed by the second intermediate portion 2424. The sixth radiator 36 may form a Long Term Evolution (LTE) antenna for transmitting a low frequency + medium frequency + high frequency full frequency antenna signal.

The fifth radiator 35 and the sixth radiator 36 may be located on the top side and the bottom side of the electronic device, or located on the bottom side and the top side of the electronic device, respectively. In addition, the fifth radiator 35 and the sixth radiator 36 may also be configured to transmit the same antenna signal, such as a short-distance antenna signal and/or a positioning signal, or a full-frequency antenna signal of low frequency + intermediate frequency + high frequency.

In some embodiments, the first radiator 31, the second radiator 32, the third radiator 33 and the fourth radiator 34 all comprise at least two directional portions. The first radiator 31 and the second radiator 32 include a first portion extending in the same direction as the first side 241 and a second portion extending toward the second side 242. The third radiator 33 and the second radiator 34 include a third portion extending in the same direction as the second side 242 and a fourth portion extending toward the first side 241. As such, the first radiator 31, the second radiator 32, the third radiator 33, and the fourth radiator 34 may have a longer length. A feed point 301 is disposed on a second portion of the first radiator 31 and the second radiator 32 extending toward the second side 242. Likewise, a fourth portion of the third radiator 33 and the fourth radiator 34 extending towards the first side 241 is provided with a feed point 301.

In some embodiments, the second portion of the first radiator 31 extending toward the second side 242 is connected to one end of the third side 243, the second portion of the second radiator 32 extending toward the second side 242 is connected to one end of the fourth side 244, the fourth portion of the third radiator 33 extending toward the first side 241 is connected to the other end of the third side 243, and the fourth portion of the fourth radiator 34 extending toward the first side 241 is connected to the other end of the fourth side 244.

The first radiator 31 and the second radiator 32 are respectively connected to the metal body 220 through the third edge 243 or the fourth edge 244, the third radiator 33 and the fourth radiator 34 are also connected to the metal body 220 through the third edge 243 or the fourth edge 244, and the metal body 220 may be a complete ground of the electronic device, so that one end of the first radiator 31, the second radiator 32, the third radiator 33, or the fourth radiator 34 is grounded. The first radiator 31 and the second radiator 32 are respectively connected to ends of the third side 243 and the fourth side 244 facing the first side 241, and the third radiator 33 and the fourth radiator 34 are respectively connected to ends of the third side 243 and the fourth side 244 facing the second side 242.

A frequency switching point 302 is disposed on a first portion of the first radiator 31 and the second radiator 32 located on the first side 241, and the frequency switching point 302 is configured to switch a frequency of the antenna signal transmitted by the first radiator 31 and the second radiator 32. Specifically, the frequency switching point 302 is connected to different circuit grounds through a selection switch, respectively, so as to realize switching of different frequency bands. For example, the frequency switching point 302 is grounded through a switching circuit, the switching circuit may include a selection switch, an input terminal of the selection switch is connected to the frequency switching point 302, a first output terminal of the selection switch is connected to the first circuit, and a second output terminal of the selection switch is connected to the second circuit, where the first circuit and the second circuit may be LC oscillating circuits, and may also be inductance or capacitance switching circuits. The first circuit and the second circuit may be similar circuits or may be different circuits. The third radiator 33 and the fourth radiator 34 have a similar structure to the first radiator 31, and are not described in detail herein.

In some embodiments, the third side and the fourth side each comprise two radiators arranged at a distance.

Specifically, please refer to fig. 6, where fig. 6 is a first structural schematic diagram of a third side of the metal frame according to an embodiment of the present disclosure. It should be noted that fig. 6 only shows a schematic diagram of the third side, and the fourth side has a similar structure to the third side. The third and

fourth sides

243 and 243 each include a first side edge portion 2432 and a second side edge portion 2434, the first side edge portion 2432 and the second side edge portion 2434 extending along the first side 241 toward the second side 242, and the first side edge portion 2432 and the second side edge portion 2434 also extending along the thickness direction of the metal bezel. The second side edge portion 2434 is connected to the metal body portion 220. The second side edge portion 2434 faces the back cover, the second side edge portion 2434 can also be coupled to the back cover, and the first side edge portion 2432 faces the display screen. The first side edge portion 2432 includes a first connection portion 24322 and a second connection portion 34324 at both ends, and a first branch portion 24326 and a second branch portion 24328 between the first connection portion 24322 and the second connection portion 34324, and the first branch portion 24326 is between the first connection portion 24322 and the second branch portion 24328. Second branch 24328 is located between first branch 24326 and second connection 34324. The first connection portion 24322 may be connected to the first side 241, and the second connection portion 34324 may be connected to the second side 242. Alternatively, the first connection part 24322 may be connected with the first protrusion 2418, and the second connection part 34324 may be connected with the second protrusion 2428. Similarly, both ends of the second side edge portion 2434 are connected to the first and

second sides

241 and 242, respectively, or both ends of the second side edge portion 2434 are connected to the first and

second protrusions

2418 and 2428, respectively.

In some embodiments, the second side edge portion 2434 includes a third connection portion 24342 and a fourth connection portion 24344 at both ends, and a fifth connection portion 24346 between the third connection portion 24342 and the fourth connection portion 24344, the fifth connection portion 24346 being connected to the first stub portion 24326, the fourth connection portion 24344 being connected to the second stub portion 24328, an eighth gap 48 between the third connection portion 24342 and the fifth connection portion 24346, a ninth gap 49 between the fifth connection portion 24346 and the fourth connection portion 24344, the eighth gap 48 being in communication with the third gap 43, and the ninth gap 49 being in communication with the fourth gap 44.

A third gap 43 is formed between one side of the first branch 24326 facing the second side edge 2434 and the third connection portion 24342 of the second side edge 2434, a fourth gap 44 is formed between one side of the second branch 24328 facing the second side edge 2434 and the second side edge 2434, the first branch 24326 and the second branch 24328 may form a radiator, and the radiators formed by the first branch 24326 and the second branch 24328 are spaced apart from the second side edge 2434. The first side portion 2432 and the second side portion 2434 can be divided according to the middle line of the third side, and can also be divided according to the middle line of the third gap 43 or the fourth gap 44, as shown by the dashed line.

The first branch 24326 and the second branch 24328 may form one radiator, the third side 243 and the fourth side each include two radiators, the third side 243 and the fourth side have 4 radiators in total, and the 4 radiators may also form a 4 × 4 Multiple-Input Multiple-Output (MIMO) antenna, which is used for simultaneously transmitting and/or receiving antenna signals of the same frequency band. The 4 radiators on the third side 243 and the fourth side receive antenna signals of one frequency band, for example, the mimo antenna composed of the 4 radiators on the third side 243 and the fourth side transmits signals of 3.3-3.6G frequency bands, and the mimo antenna composed of the first radiator 31, the second radiator 32, the third radiator 33 and the fourth radiator 34 transmits antenna signals of 4.8-5G frequency bands. The third radiator 243 and the 4 radiators on the fourth side may also form an 8 × 8 Multiple-Input Multiple-Output (MIMO) antenna with the first radiator 31, the second radiator 32, the third radiator 33, and the fourth radiator 34, and transmit an antenna signal of one frequency band together. The third side 243 and the fourth side 244 are both on the frame of the electronic device, and a better clear area can be obtained. In addition, the purpose of arranging a plurality of radiating bodies on the electronic equipment is achieved, and higher antenna requirements are met.

Specifically, a fifth gap 45 is formed between one end of the first branch 24326 and the first connection portion 24322, the other end of the first branch 24326 is connected to the second side portion 2434, and the fifth gap 45 is communicated with the third gap 43; a sixth gap 46 is formed between one end of the second branch 24328 and the first branch 24326, the other end of the second branch 24328 is connected to the second connecting portion 34324, and the sixth gap 46 is communicated with the fourth gap 44.

The 4 radiators of the third side 243 and the fourth side have both sides in the length direction, one side is separated from the second side edge 2434 by a gap, and the other side is connected to the display screen, so that a better clear area can be obtained.

Referring to fig. 7, fig. 7 is a second structural schematic diagram of a third side of an antenna element according to an embodiment of the present application. The present embodiment is different from the previous embodiment in that a fifth gap 45 is formed between one end of the first branch 24326 and the first connection portion 24322, the other end of the first branch 24326 is connected to the second side portion 2434, and the fifth gap 45 is communicated with the third gap 43; a seventh gap 47 is formed between one end of the second branch portion 24328 and the second connecting portion 34324, the other end of the first branch portion 24326 is connected to the second side portion 2434, and the seventh gap 47 is communicated with the fourth gap 44. The first side edge portion 2432 and the second side edge portion 2434 can be divided according to the middle line of the third edge 243, and can also be divided according to the middle line of the third gap 43 or the fourth gap 44, as shown by the dashed lines. The first branch 24326 and the second branch 24328 may form a radiator.

In other embodiments, the second side edge portion 2434 includes a third connection portion 24342 and a fourth connection portion 24344 at both ends, and a fifth connection portion 24346 between the third connection portion 24342 and the fourth connection portion 24344, the first and

second branch portions

24326 and 24328 are each connected to the fifth connection portion 24346, the third and fifth connection portions 24342 and 24346 have an eighth gap 48 therebetween, the fifth and fourth connection portions 24346 have a ninth gap 49 therebetween, the eighth gap 48 is in communication with the third gap 43, and the ninth gap 49 is in communication with the fourth gap 44.

Referring to fig. 8 and 9, fig. 8 is a third schematic structural diagram of a third side of an antenna assembly provided in an embodiment of the present application, and fig. 9 is a fourth schematic structural diagram of the third side of the antenna assembly provided in the embodiment of the present application. The antenna assembly further comprises 4 seventh radiators 37. Two of the seventh radiators 37 are disposed on the third 243 side, and the other two seventh radiators are disposed on the fourth side. The third side 243 and the fourth side have a similar structure.

Specifically, one seventh radiator 37 may be formed by the first branch 24326 of the third side 243, and the other seventh radiator 37 may be formed by the second branch 24328 of the third side 243. Thus, the third side 243 and the fourth side are respectively provided with two seventh radiators 37, the third side 243 and the fourth side are provided with 4 seventh radiators 37 in total, and the 4 seventh radiators 37 can also form a 4 × 4 Multiple-Input Multiple-Output (MIMO) antenna for simultaneously transmitting and/or receiving antenna signals of the same frequency band. The 4 seventh radiators 37 receive antenna signals of a frequency band, for example, the mimo antenna composed of the 4 seventh radiators 37 transmits signals of a 3.3-3.6G frequency band, and the mimo antenna composed of the first radiator 31, the second radiator 32, the third radiator 33, and the fourth radiator 34 transmits antenna signals of a 4.8-5G frequency band. The 4 seventh radiators 37, the first radiator 31, the second radiator 32, the third radiator 33, and the fourth radiator 34 may also form an 8 × 8 Multiple-Input Multiple-Output (MIMO) antenna, and transmit an antenna signal of one frequency band together.

The four seventh radiators 37 are all provided with frequency switching points 302 for switching frequency bands of the antenna signals transmitted by the seventh radiators 37. Each of the seventh radiators 37 has one end connected to the second side portion 2434, the other end of each of the seventh radiators 37 and two sides between the two ends of each of the seventh radiators 37 are not connected to other metals, that is, only one end of each of the seventh radiators 37 is connected to the second side portion 2434 and grounded through the second side portion 2434, and the seventh radiators 37 except for the end connected to the second side portion 2434 can radiate antenna signals in other directions. Therefore, the third side 243 and the fourth side are the frames of the electronic device, and a better clear area can be obtained. In addition, the purpose of arranging a plurality of radiating bodies on the electronic equipment is achieved, and higher antenna requirements are met.

Each seventh radiator 37 is separated from the second side edge portion 2434 by a gap on one side and connected to the display screen on the other side along both sides in the length direction, so that a better clear area can be obtained. Meanwhile, each of the seventh radiators 37 has one end connected to the second side portion 2434 and the other end separated from other parts by a gap.

It should be noted that the gaps in the above embodiments may be filled with non-metal materials to form the components of the metal frame as a whole. The non-metallic material may be plastic or resin.

In one embodiment, the gaps may be formed in the metal frame by stamping or CNC milling.

In some embodiments, the circuit board is provided with a radio frequency module, the radio frequency module includes a feed source and a matching circuit, and each radiator is electrically connected with the feed source through the matching circuit.

Referring to fig. 10, fig. 10 is a block diagram illustrating an electronic device according to an embodiment of the disclosure. The electronic device 100 may include control circuitry, which may include storage and processing circuitry 61. The storage and processing circuit 61 may be a memory, such as a hard disk drive memory, a non-volatile memory (e.g., a flash memory or other electronically programmable read-only memory used to form a solid state drive, etc.), a volatile memory (e.g., a static or dynamic random access memory, etc.), etc., and the embodiments of the present application are not limited thereto. The processing circuitry in the storage and processing circuitry 61 may be used to control the operation of the electronic device 100. The processing circuitry may be implemented based on one or more microprocessors, microcontrollers, digital signal processors, baseband processors, power management units, audio codec chips, application specific integrated circuits, display driver integrated circuits, and the like.

The storage and processing circuitry 61 may be used to run software in the electronic device 100, such as an Internet browsing application, a Voice Over Internet Protocol (VOIP) telephone call application, an email application, a media playing application, operating system functions, and so forth. Such software may be used to perform control operations such as, for example, camera-based image capture, ambient light measurement based on an ambient light sensor, proximity sensor measurement based on a proximity sensor, information display functionality based on status indicators such as status indicator lights of light emitting diodes, touch event detection based on a touch sensor, functionality associated with displaying information on multiple (e.g., layered) displays, operations associated with performing wireless communication functions, operations associated with collecting and generating audio signals, control operations associated with collecting and processing button press event data, and other functions in the electronic device 100, and the like, without limitation of embodiments of the present application.

The electronic device 100 may also include input-output circuitry 62. The input-output circuit 62 may be used to enable the electronic device 100 to input and output data, i.e., to allow the electronic device 100 to receive data from external devices and also to allow the electronic device 100 to output data from the electronic device 100 to external devices. The input-output circuit 62 may further include a sensor 63. The sensors 63 may include ambient light sensors, optical and capacitive based proximity sensors, touch sensors (e.g., optical based touch sensors and/or capacitive touch sensors, where the touch sensors may be part of a touch display screen or may be used independently as a touch sensor structure), acceleration sensors, and other sensors, among others.

Input-output circuitry 62 may also include one or more displays, such as display 64. The display 64 may include one or a combination of liquid crystal displays, organic light emitting diode displays, electronic ink displays, plasma displays, displays using other display technologies. The display 64 may include an array of touch sensors (i.e., the display 64 may be a touch display screen). The touch sensor may be a capacitive touch sensor formed by a transparent touch sensor electrode (e.g., an Indium Tin Oxide (ITO) electrode) array, or may be a touch sensor formed using other touch technologies, such as acoustic wave touch, pressure sensitive touch, resistive touch, optical touch, and the like, and the embodiments of the present application are not limited thereto.

Electronic device 100 may also include audio component 65. The audio component 65 may be used to provide audio input and output functionality for the electronic device 100. Audio components 65 in electronic device 100 may include speakers, microphones, buzzers, tone generators, and other components for generating and detecting sound.

The communication circuit 66 may be used to provide the electronic device 100 with the ability to communicate with external devices. The communication circuitry 66 may include analog and digital input-output interface circuitry, and wireless communication circuitry based on radio frequency signals and/or optical signals. The wireless communication circuitry in communication circuitry 66 may include radio-frequency transceiver circuitry, power amplifier circuitry, low noise amplifiers, switches, filters, and antennas. For example, the wireless Communication circuitry in Communication circuitry 66 may include circuitry to support Near Field Communication (NFC) by transmitting and receiving Near Field coupled electromagnetic signals. For example, the communication circuit 66 may include a near field communication antenna and a near field communication transceiver. The communications circuitry 66 may also include a cellular telephone transceiver and antenna, a wireless local area network transceiver circuit and antenna, and the like.

The electronic device 100 may further include a battery, power management circuitry, and other input-output units 67. The input-output unit 67 may include buttons, joysticks, click wheels, scroll wheels, touch pads, keypads, keyboards, cameras, light emitting diodes and other status indicators, etc.

A user may input commands through input-output circuitry 62 to control the operation of electronic device 100, and may use output data of input-output circuitry 62 to enable receipt of status information and other outputs from electronic device 100.

The antenna assembly and the electronic device provided by the embodiments of the present application are described in detail above, and the principles and embodiments of the present application are described herein using specific examples, which are provided only to help 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 antenna assembly, comprising:

a metal body portion;

the first edge comprises two first end parts which are arranged oppositely, one of the first end parts is provided with a first radiator, the other of the first end parts is provided with a second radiator, the second edge comprises two second end parts which are arranged oppositely, one of the second end parts is provided with a third radiator, the other of the second end parts is provided with a fourth radiator, and the first radiator, the second radiator, the third radiator and the fourth radiator form a multi-input multi-output antenna;

the third and fourth sides each include a first side edge portion and a second side edge portion, the first and second side edge portions extending along the first edge toward the second edge, the second side edge portion being connected to the metal body portion;

the first side edge part comprises a first connecting part and a second connecting part which are positioned at two ends, and a first branch part and a second branch part which are positioned between the first connecting part and the second connecting part, and the first branch part is positioned between the first connecting part and the second branch part;

first branch and knot portion orientation one side of second side limit portion with have the third clearance between the second side limit portion, second branch and knot portion orientation one side of second side limit portion with have the fourth clearance between the second side limit portion, all be equipped with a seventh irradiator on first branch and the second branch and knot portion, every the seventh irradiator all with second side limit portion interval sets up.

2. The antenna assembly of claim 1, wherein each of the first end portions includes a first tab extending toward the second edge, each of the second end portions includes a second tab extending toward the first edge, each of the first tabs and each of the second tabs are spaced apart from the metallic body portion, and a feed point is disposed on each of the first tabs and each of the second tabs.

3. The antenna assembly of claim 2, wherein two of the first protruding portions are connected to one ends of the third and fourth sides, respectively, and two of the second protruding portions are connected to the other ends of the third and fourth sides, respectively.

4. The antenna assembly of claim 1, wherein the first side further comprises a first middle portion between the two first end portions, the second side further comprises a second middle portion between the two second end portions, a first gap being between the first middle portion and each of the first end portions, and a second gap being between the second middle portion and each of the second end portions.

5. The antenna assembly of claim 4, wherein the fifth radiator is disposed on the first intermediate portion and the sixth radiator is disposed on the second intermediate portion.

6. The antenna assembly of any one of claims 1-5, wherein the third side and the fourth side each include two seventh radiators disposed at a spacing.

7. The antenna assembly of claim 1, wherein a fifth gap is provided between one end of the first stub and the first connection portion, the other end of the first stub is connected to the second side portion, and the fifth gap and the third gap are in communication;

second branch node portion one end with first branch node portion has the sixth clearance between with, the second branch node portion other end with the second connecting portion are connected, the sixth clearance with the fourth clearance intercommunication.

8. The antenna assembly of claim 7, wherein the second side portion includes a third connecting portion and a fourth connecting portion at both ends, and a fifth connecting portion between the third connecting portion and the fourth connecting portion, the fifth connecting portion being connected to the first stub portion, the fourth connecting portion being connected to the second stub portion, an eighth gap being between the third connecting portion and the fifth connecting portion, a ninth gap being between the fifth connecting portion and the fourth connecting portion, the eighth gap being in communication with the third gap, the ninth gap being in communication with the fourth gap.

9. The antenna assembly of claim 1, wherein a fifth gap is provided between the first stub portion one end and the first connection portion, the first stub portion other end is connected to the second side edge portion, and the fifth gap is in communication with the third gap;

a seventh gap is formed between one end of the second branch section and the second connecting part, the other end of the first branch section is connected with the second side edge part, and the seventh gap is communicated with the fourth gap.

10. The antenna assembly of claim 9, wherein the second side portion includes third and fourth connection portions at both ends and a fifth connection portion between the third and fourth connection portions, the first and second stub portions each being in communication with the fifth connection portion, an eighth gap being between the third and fifth connection portions, a ninth gap being between the fifth and fourth connection portions, the eighth gap being in communication with the third gap, the ninth gap being in communication with the fourth gap.

11. An electronic device comprising a radio frequency module and an antenna assembly, the radio frequency module being connected to the antenna assembly, the antenna assembly as claimed in any one of claims 1 to 10.

12. The electronic device of claim 11, further comprising a display screen, wherein the metal body is a rear cover of the electronic device, the display screen and the metal body are located on opposite sides of the electronic device, and the metal bezel is located between the metal body and the display screen.