WO2023273548A1

WO2023273548A1 - Antenna radiator, antenna apparatus, and electronic device

Info

Publication number: WO2023273548A1
Application number: PCT/CN2022/088546
Authority: WO
Inventors: 林思颖; 王旅
Original assignee: 深圳市锐尔觅移动通信有限公司
Priority date: 2021-07-01
Filing date: 2022-04-22
Publication date: 2023-01-05
Also published as: CN113410622A

Abstract

An antenna radiator, comprising a first radiation branch and a second radiation branch which are connected to each other and have a gap formed therebetween. The first radiation branch comprises a signal feed-in point and a first feed ground point; the signal feed-in point and the first feed ground point form a first signal path, so that the first radiation branch and the second radiation branch jointly radiate a first wireless signal; and the signal feed-in point and the second feed ground point form a second signal path, so that the first radiation branch and the second radiation branch jointly radiate a second wireless signal.

Description

Antenna Radiator, Antenna Device and Electronic Equipment

This application claims the priority of the Chinese patent application with the application number 202110744324.6 and the title of the invention "antenna radiator, antenna device and electronic equipment" submitted to the China Patent Office on July 01, 2021, the entire contents of which are incorporated herein by reference Applying.

technical field

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

Background technique

With the rapid development of communication technology, communication devices have become an indispensable tool in people's lives, and have brought great convenience to all aspects of users' lives. There are generally multiple antennas on communication equipment, especially in the future 5G equipment antenna frequency bands and the number will increase.

Contents of the invention

Embodiments of the present application provide an antenna radiator, an antenna device, and electronic equipment, which can improve the radiation performance of the antenna.

An embodiment of the present application provides an antenna radiator, including:

a first radiation branch, where the first radiation branch includes a signal feed point and a first feed point arranged at intervals;

a second radiation branch connected to the first radiation branch, a gap is formed between the second radiation branch and the first radiation branch, and the second radiation branch includes a second feeding point;

The signal feeding point and the first feeding point can form a first signal path, so that the first radiation branch and the second radiation branch jointly radiate a first wireless signal;

The signal feeding point and the second feeding point can form a second signal path, so that the first radiation branch and the second radiation branch jointly radiate a second wireless signal.

The embodiment of the present application also provides an antenna device, including:

An antenna radiator, where the antenna radiator is the aforementioned antenna radiator;

a tuning circuit connected to the first feeding point of the antenna radiator;

When the signal feed-in point and the first feed-in point form the first signal path, the tuning circuit realizes returning to ground, and the second feed-in point is suspended;

When the signal feed-in point and the second feed-in point form the second signal path, the tuning circuit implements frequency tuning, and the second feed-in point implements ground return.

The embodiment of the present application also provides an electronic device, including:

case;

The antenna radiator is arranged in the casing, and the antenna radiator is the above-mentioned antenna radiator.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following briefly introduces the drawings that need to be used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative efforts.

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

FIG. 2 is a schematic structural diagram of an antenna radiator provided by an embodiment of the present application.

FIG. 3 is a schematic diagram of a second structure of an antenna radiator provided by an embodiment of the present application.

FIG. 4 is a schematic diagram of a third structure of a first antenna radiator provided by an embodiment of the present application.

FIG. 5 is a schematic diagram of a second structure of an electronic device provided by an embodiment of the present application.

FIG. 6 is a schematic diagram of a third structure of an electronic device provided by 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 in conjunction with the drawings in the embodiments of the present application. Apparently, the described embodiments are only some of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without making creative efforts belong to the scope of protection of this application.

In the description of the present application, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of said features. In the description of the present application, "plurality" means two or more, unless otherwise specifically defined.

In the description of this application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected, or electrically connected, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction of two components relation. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application according to specific situations.

Embodiments of the present application provide an antenna radiator, an antenna device, and electronic equipment. The details will be described respectively below. The electronic device may be a smart phone, a tablet computer or the like.

In some embodiments, the first radiating branch includes a first radiating section and a second radiating section connected to the first radiating section, the signal feeding point is set at the first radiating section, and the second radiating section is connected to the first radiating section. A feed point is set at the second radiating section; the second radiating branch includes a third radiating section and a fourth radiating section connected to the third radiating section, the third radiating section is connected to the second radiating section Segment connection, the second feeding point is set in the fourth radiating segment; wherein, the second radiating segment is arranged parallel to the third radiating segment, and the first radiating segment is parallel to the fourth radiating segment set so that the gap is formed between the second radiation branch and the first radiation branch.

In some embodiments, the first radiating segment is perpendicular to the second radiating segment, and the third radiating segment is perpendicular to the fourth radiating segment.

In some embodiments, the second radiating section includes a first end and a second end, and the first end is connected to the first radiating section; the third radiating section includes a third end and a second end. A fourth end portion, the third end portion is connected to the second end portion, and the fourth end portion is connected to the fourth radiating section.

In some embodiments, the second radiating branch further includes a fifth radiating section, the fifth radiating section is connected to and perpendicular to the third radiating section, and the fifth radiating section is perpendicular to the second radiating section.

In some embodiments, the second radiating section includes a first end and a second end, and the first end is connected to the first radiating section; the third radiating section includes a third end and a second end. a fourth end, the third end is connected to the second end, and the fourth end is connected to the fourth radiating section; the fifth radiating section includes a fifth end and a sixth end, the third end of the third radiating section is connected to the fifth end of the fifth radiating section, the second end of the second radiating section is connected to the fifth end of the fifth radiating section Six-terminal connection.

In some embodiments, when the signal feed point and the first feed point form the first signal path, the antenna radiator forms a loop antenna; the signal feed point and the second feed point When the second signal path is formed, the antenna radiator forms a monopole antenna.

In some embodiments, when the antenna radiator forms a loop antenna, the resonance frequency is 1175 MHz; when the antenna radiator forms a monopole antenna, the resonance frequency is 700 MHz to 800 MHz.

In some embodiments, the first wireless signal is a GPS signal in the L5 frequency band; the second wireless signal is a 5G radio frequency signal in the N28 frequency band.

In some embodiments, the first feeding point and the second feeding point are connected to a ground plane through a connecting piece to achieve grounding.

In some embodiments, the first feed point and the second feed point are grounded through a ground branch.

An embodiment of the present application provides an antenna device, including:

An antenna radiator, the antenna radiator is the above-mentioned antenna radiator;

a tuning circuit connected to the first feeding point of the antenna radiator;

In some embodiments, the antenna device is provided with an antenna switch, the second feeding point is connected to the ground plane through the antenna switch, and the antenna switch is used to control the grounding state of the second feeding point.

An embodiment of the present application provides an electronic device, including:

case;

The antenna radiator is arranged in the casing, and the antenna radiator is the antenna radiator according to any one of claims 1-6.

In some embodiments, the housing includes a first side and a second side connected to the first side, the length of the first side is greater than the length of the second side, wherein the The antenna radiator is disposed on the first side.

In some embodiments, it also includes: at least one 4G antenna, at least one 5G antenna, at least one GPS and WIFI multiplexing antenna, at least one WIFI antenna, the 4G antenna, the 5G antenna, the GPS and WIFI multiplexing Both the antenna and the WIFI antenna are spaced apart from the antenna radiator.

In some embodiments, the electronic device further includes: a second antenna radiator, a third antenna radiator, and a fourth antenna radiator, and the second antenna radiator, the third antenna radiator, and the fourth antenna radiator serve as electronic Part of the metal frame of the device.

In some embodiments, a gap is provided between the antenna radiator and the third antenna radiator, a gap is provided between the third antenna radiator and the fourth antenna radiator, and a gap is provided between the fourth radiator and the second radiator. Set gaps in between.

In some embodiments, the metal frame is a rectangular frame, and the rectangular frame includes a top side and two sides, and the two sides are respectively a left side and a right side, and the antenna radiator It is arranged on the left side, the second antenna radiator is arranged on the right side, and the third antenna radiator is arranged at the connection between the left side and the top side, so The fourth antenna radiator is disposed at the junction of the right side and the top side.

In some embodiments, the electronic device also includes:

The fifth radiator, where the fifth radiator is multiplexed antenna for receiving or sending different signals. Referring to FIG. 1 , FIG. 1 is a schematic diagram of a first structure of an electronic device 100 provided in an embodiment of the present application.

The electronic device 100 includes a display screen 11 , a casing 12 , a circuit board 13 and a battery 14 .

Wherein, the display screen 11 is arranged on the casing 12 to form a display surface of the electronic device 100 for displaying information such as images and texts. The display screen 11 may include a liquid crystal display (Liquid Crystal Display, LCD) or an organic light-emitting diode display (Organic Light-Emitting Diode, OLED) and other types of display screens.

A cover plate can also be installed on the display screen 11 to cover the display screen 11 . The cover plate can be a transparent glass cover plate, so that the display screen can be displayed through the light-transmitting cover plate. In some embodiments, the cover can be a glass cover made of a material such as sapphire.

The display screen 11 may include a display area and a non-display area. The display area may be used to display the screen of the electronic device 100 or provide touch manipulation by the user. The top area of the non-display area is provided with openings for sound and light transmission, and the bottom of the non-display area can be provided with functional components such as fingerprint modules and touch buttons.

It should be noted that, the structure of the display screen 11 is not limited thereto. For example, the display screen 11 may be a full screen or a special-shaped screen. It should also be noted that, in some embodiments, the display screen 11 may not include a non-display area, but may be configured as a full-screen structure, and functional components such as a distance sensor and an ambient light sensor may be disposed under the display screen or at other positions . Wherein, the cover plate is suitable for the size setting of the display screen.

The casing 12 is used to form the outer contour of the electronic device 100, so as to accommodate the electronic devices and functional components of the electronic device 100, and at the same time form a sealing and protection function for the electronic devices and functional components inside the electronic device. For example, functional components such as a camera, a circuit board, and a vibrating motor of the electronic device 100 can all be arranged inside the casing 12 .

The housing 12 may include a middle frame and a rear cover, the middle frame and the rear cover are combined to form the housing 12, and the middle frame and the rear cover may form a storage space for accommodating components such as the circuit board 13, the display screen 11, and the battery 14. . Further, the cover plate can be fixed on the casing 12 , and the cover plate and the casing 12 form a closed space for accommodating components such as the circuit board 13 , the display screen 11 , and the battery 14 . In some embodiments, the cover plate is set on the middle frame, the rear cover is set on the middle frame, the cover plate and the back cover are located on opposite sides of the middle frame, and the cover plate and the back cover are arranged opposite to each other.

In some embodiments, the shell 12 can be a metal shell, such as magnesium alloy, stainless steel and other metals. It should be noted that the material of the housing 12 in the embodiment of the present application is not limited thereto, and other methods may also be used, for example, the housing 12 may be a plastic housing. Another example: the shell 12 is a ceramic shell. Another example: the housing 12 may include a plastic part and a metal part, and the housing 12 may be a shell structure in which metal and plastic cooperate with each other. Specifically, the metal part may be formed first, such as forming a magnesium alloy substrate by injection molding. Plastic is then injected on the alloy substrate to form a plastic substrate, which constitutes a complete shell structure.

The circuit board 13 is disposed inside the casing 12 . Wherein, the circuit board 13 may be a main board of the electronic device 100 . One or more functional components such as a processor, a camera, an earphone jack, an acceleration sensor, a gyroscope, and a motor may also be integrated on the circuit board 13 . Meanwhile, the display screen 11 can be electrically connected to the circuit board 13 to control the display of the display screen 11 through the processor on the circuit board 13 .

In some embodiments, the circuit board 13 can be fixed in the casing 12 . Specifically, the circuit board 13 can be screwed to the middle frame by screws, or snapped to the middle frame by buckling. It should be noted that the method for fixing the circuit board 13 to the middle frame in the embodiment of the present application is not limited to this, and other methods can also be used, such as a method of fixing together by buckles and screws.

The battery 14 is disposed inside the housing 12 . Meanwhile, the battery 14 is electrically connected to the circuit board 13 , so that the battery 14 supplies power to the electronic device 100 . Wherein, the circuit board 13 may be provided with a power management circuit. The power management circuit is used to distribute the voltage provided by the battery 14 to various electronic devices in the electronic device 100 .

Wherein, the electronic device 100 is further provided with an antenna assembly. The antenna assembly is used to realize the wireless communication function of the electronic device 100, for example, the antenna assembly can be used to realize the near field communication (Near Field Communication, NFC) function. The antenna assembly is disposed inside the housing 20 of the electronic device 100 . Wherein, it can be understood that some components of the antenna assembly can be integrated on the circuit board 13 inside the housing 12, for example, the signal processing chip and signal processing circuit in the antenna assembly can be integrated on the circuit board 13 superior. In addition, some components of the antenna assembly can also be directly arranged inside the casing 12 . An antenna such as the antenna assembly may be directly disposed inside the housing 12 .

In the existing technology, major manufacturers are actively launching 5G mobile phones. For the research and development of 5G mobile phones, for antennas, multiple transmissions and multiple receptions based on radio frequency solutions can improve the upload and download speed, so it is necessary to design multiple antennas. support. However, in the current domestic and foreign 5G mobile phone antenna design, there are generally only 2-3 individual antennas for 5G low-frequency. And the efficiency of the third low frequency (not top and bottom) is poor. GPS L5, as a frequency band of 1175Mhz, also leans towards the low frequency band. Since there is almost no coexistence of the third low-frequency N28 and L5 in plastic machines, this application designs an antenna radiator that can realize the transmission and reception of two low-frequency signals.

Please refer to FIG. 2 . FIG. 2 is a schematic structural diagram of an antenna radiator provided by an embodiment of the present application. The antenna radiator can include a first radiation branch 221 and a second radiation branch 224, the first radiation branch 221 includes a signal feeding point 222 and a first feeding point 223 arranged at intervals, the second radiation branch 224 and the first radiation branch 221 A gap is formed between the second radiation branch 224 and the first radiation branch 221 , and the second radiation branch 224 includes a second feeding point 225 . The signal feed point 222 is connected to a signal source, so that the signal source feeds an excitation signal to the antenna radiator. The first feeding point 223 and the second feeding point 225 can be connected to the ground plane through a connecting piece to achieve grounding.

Specifically, the above-mentioned connector for connecting the ground plane may be a connection wire, one end of the connection wire is electrically connected to the first feed point 223 and the second feed point 225, and the other end is electrically connected to the ground plane. In other embodiments, the above-mentioned connecting piece may also be thin sheet metal. For example, the first connecting piece connecting the first feeding point 223 and the second connecting piece connecting the second feeding point 225 may be a magnesium alloy sheet, an aluminum alloy sheet, or the like. The first connecting piece and the second connecting piece are respectively arranged on the first feeding point 223 and the second feeding point 225 and coupled with the ground plane 21 .

In an embodiment, grounding can also be performed by setting grounding branches. For example, a grounding branch is respectively set on the first feeding point 223 and the second feeding point 225, and a control switch can also be set on the grounding branch. to control the grounding state. It should be noted that the above two grounding points, the first feeding point 223 and the second feeding point 225, can be grounded through a connecting piece or a grounding branch. For example, the first feeding point 223 can be connected through a connecting piece. The ground plane is grounded, and the second feeding point 225 is grounded through the ground branch.

In an embodiment, the signal feeding point 222 and the first feeding point 223 can form a first signal path, so that the first radiation branch 221 and the second radiation branch 224 jointly radiate the first wireless signal. The signal feeding point 222 and the second feeding point 225 can form a second signal path, so that the first radiation branch 221 and the second radiation branch 224 jointly radiate the second wireless signal.

In an embodiment, please refer to FIG. 3 further, FIG. 3 is a schematic diagram of a second structure of the antenna radiator provided by the embodiment of the present application. Wherein, the first radiating branch 221 includes a first radiating section 2211 and a second radiating section 2212 connected to the first radiating section 2211, the signal feeding point 222 is set on the first radiating section 2211, and the first feeding point 223 is set on the second radiating section 2211. On the second radiating section 2212, the second radiating branch 224 includes a third radiating section 2241 and a fourth radiating section 2242 connected to the third radiating section 2241, the third radiating section 2241 is connected to the second radiating section 2212, and the second feeding point 225 Set on the fourth radiating section 2242 .

Wherein, the second radiating section 2212 is arranged parallel to the third radiating section 2241 , and the first radiating section 2211 is arranged parallel to the fourth radiating section 2242 , so that a gap is formed between the second radiating branch 224 and the first radiating branch 221 . Specifically, the first radiating section 2211 is perpendicular to the second radiating section 2212 , and the third radiating section 2241 is perpendicular to the fourth radiating section 2242 .

In an embodiment, the second radiating section 2212 may further include a first end and a second end, and the first end is connected to the first radiating section 2221 . The third radiating section 2241 includes a third end and a fourth end, the third end is connected to the second end of the second radiating section 2212, the fourth end of the third radiating section 2241 is connected to the fourth radiating section 2242 connections.

In an embodiment, please refer to FIG. 4 , which is a schematic diagram of a third structure of the antenna radiator provided by the embodiment of the present application. The second radiating branch 224 may further include a fifth radiating section 2243 , the fifth radiating section 2243 is connected to and perpendicular to the third radiating section 2241 , and the fifth radiating section 2243 is also perpendicular to the second radiating section 2212 .

Further, in this embodiment, the fifth radiating section 2243 includes a fifth end and a sixth end, at this time, the third end of the third radiating section 2241 and the fifth end of the fifth radiating section 2243 The second end of the second radiating section 2212 is connected to the sixth end of the fifth radiating section 2243 .

In one embodiment, when the signal feed point 222 and the first feed point 223 form a first signal path, the antenna radiator forms a loop antenna, and when the signal feed point 222 and the second feed point 225 form a second signal path , the antenna radiator forms a monopole antenna.

Wherein, when the antenna radiator forms a loop antenna, the resonance frequency may be 1175 MHz, and when the antenna radiator forms a monopole antenna, the resonance frequency is 700 MHz to 800 MHz. At this time, the first wireless signal jointly radiated by the first radiation branch 221 and the second radiation branch 224 may be a GPS signal in the L5 frequency band. The second wireless signal jointly radiated by the first radiation branch 221 and the second radiation branch 224 may be a 5G radio frequency signal in the N28 frequency band. Therefore, the antenna radiator provided by the present application can realize the transmission and reception of signals of two different low-frequency bands, and being installed inside the device can greatly save the internal space and improve the radiation performance of the antenna.

An embodiment of the present invention also provides an antenna device, including an antenna radiator and a tuning circuit, where the antenna radiator is the antenna radiator described in the above embodiments. The tuning circuit is connected to the first feeding point 223 of the antenna radiator. Wherein, when the signal feed-in point 222 and the first feed-in point 223 form a first signal path, the above-mentioned tuned circuit realizes returning to the ground, and at this time the second feed-in point 225 is suspended. When the signal feed-in point 222 and the second feed-in point 225 form a second signal path, the tuning circuit realizes frequency tuning, and at this moment, the second feed-in point 225 realizes ground return.

In an embodiment, the above-mentioned second feeding point 225 can be connected to the ground plane by setting an antenna switch, and the antenna switch can control the grounding state of the second feeding point 225, thereby changing the shape of the antenna radiator and the radiation frequency band.

An embodiment of the present invention also provides an electronic device, including a casing and an antenna radiator, the antenna radiator is located inside the casing, and the antenna assembly includes:

In one embodiment, please refer to FIG. 5 , the housing includes a first side and a second side connected to the first side, the length of the first side is greater than that of the second side length, wherein the antenna radiator 22 is disposed on the first side.

In one embodiment, the electronic device includes a ground plane 21 for grounding the antenna radiator. The above electronic device may also include a second antenna radiator 23, and the second antenna radiator 23 is provided with a grounding point and a feeder. The ground point is used to connect the ground plane 21, the feed point is used to connect the signal source, and the second antenna radiator 23 can be used to receive and send 5G (5th generation mobile networks or 5th generation wireless systems, fifth generation mobile communication technology) radio frequency signals, the antenna radiator 22 can also be used to receive 5G radio frequency signals, such as 5G radio frequency signals in the N28 frequency band.

In an embodiment, the electronic device may further include a third antenna radiator 24 and a fourth antenna radiator 25, wherein the third antenna radiator 24 and the fourth antenna radiator 25 are provided with a grounding point and a feeding point , the ground point is used to connect the ground plane 21, the feed point is used to connect the signal source, and the third antenna radiator 24 can be used to receive and send 4G (the 4th generation mobile communication technology, the fourth The fourth antenna radiator 25 can be used to receive and send WiFi radio frequency signals. Among them, the frequency bands corresponding to the above 4G radio frequency signals may include B1/B2/B3/B4/B5/B6/B7/B8/B9/B12/B17/B18/B19/B20/B26/B28, etc., and the frequency bands corresponding to 5G radio frequency signals It may include N1/N3/N5/N8/N28/N77/N78/N79, etc., which is not further limited in this embodiment.

In an embodiment, the antenna radiator 22, the second antenna radiator 23, the third antenna radiator 24 and the fourth antenna radiator 25 may be a part of the metal frame of the electronic device, and the antenna radiator 22 and the fourth antenna radiator A gap is provided between the three antenna radiators 24 , a gap is provided between the third antenna radiator 24 and the fourth antenna radiator 25 , and a gap is provided between the fourth radiator 25 and the second radiator 23 . In this embodiment, the above-mentioned gaps may be filled with air, or may also be filled with non-conductive materials, such as plastics. The gap between the two radiators is equivalent to a coupling capacitance, and the size of the coupling capacitance is mainly related to the end surface area of the radiators on both sides, the width of the gap, and the medium filled in the gap. Wherein, filling the gap with non-conductive material can improve the structural strength of the antenna structure, and can also make the antenna structure more beautiful.

It should be noted that the above ground plane 21 can be regarded as the reference ground of the whole machine. The grounding points provided on the above-mentioned antenna radiator 22, the second antenna radiator 23, the third antenna radiator 24 and the fourth antenna radiator 25 can be fixedly connected to the reference ground of the whole machine by welding, and the above-mentioned multiple grounding points also It can be fixedly connected to the reference ground of the whole machine by screwing and locking. In other embodiments, the above multiple grounding points may also be connected to the reference ground of the whole machine through connecting wires, which is not further limited in this application.

In one embodiment, for example, the electronic device includes a rectangular frame, and the metal frame further includes a top edge and two sides, which are respectively a left side and a right side. Preferably, the antenna radiator 22 can be arranged on On the left side, the second antenna radiator 23 is arranged on the right side, the third antenna radiator 24 is arranged on the junction of the left side and the top edge, and the fourth antenna radiator 25 is arranged on the right side The junction of the side and the top.

In one embodiment, referring to FIG. 6, the electronic device may further include a circuit board 30, and the antenna radiator 22, the second antenna radiator 23, the third antenna radiator 24 and the fourth antenna radiator 25 may be printed A printed antenna made on said circuit board 30.

In an embodiment, the antenna assembly may further include a fifth antenna radiator 26 . Wherein, the above-mentioned fifth antenna radiator 26 is provided with a ground point and a feed point, the ground point is used to connect the ground plane, and the feed point is used to connect the signal source. In this embodiment, the fifth antenna Radiator 26 may be a GPS and WIFI multiplexing antenna.

In one embodiment, the housing includes a metal frame and a bottom case, the metal frame surrounds the bottom case to form a receiving space, and the antenna radiator is disposed in the receiving space.

In an embodiment, the electronic device further includes a carrying board 21 , the carrying board 21 is connected to the metal frame and serves as a ground plane.

In one embodiment, the electronic device may further include a receiver 27, a battery 28 and a circuit board 30, the battery 28 and the circuit board 30 are both arranged on the carrier board 21, and the signal source is arranged on the circuit board 30 Above, the receiver 27 is arranged on the circuit board 30 and located on the top of the electronic device, as shown in FIG. 6 . In addition, it can be understood that, when the material of the above-mentioned frame includes metal, such as magnesium alloy, aluminum alloy and other metals, the metal frame can be used to form a system ground, and the system ground is the whole machine ground of the electronic device.

In this embodiment, the above-mentioned electronic equipment may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer), a personal digital assistant (personal digital assistant, PDA for short), a mobile Internet device (Mobile Internet Device, MID ) or wearable device (Wearable Device) and so on.

The above is the antenna radiator, antenna device and electronic equipment provided by the embodiments of the present application. The antenna radiator includes a first radiation branch and a second radiation branch, and the first radiation branch includes signal feeding points and first feeding points arranged at intervals. The second radiation branch is connected to the first radiation branch, a gap is formed between the second radiation branch and the first radiation branch, the second radiation branch includes a second feeding point, and the signal feeding point and the first feeding point can form a first signal path so that the first radiation branch and the second radiation branch jointly radiate the first wireless signal, and the signal feeding point and the second feeding point can form a second signal path, so that the first radiation branch and the second radiation branch jointly radiate the second wireless signal wireless signal. The antenna radiator provided in the embodiment of the present application can radiate signals of two different frequency bands through two feeding points respectively, which can effectively improve the antenna radiation performance of the device.

The antenna radiator, antenna device and electronic equipment provided by the embodiments of the present application have been introduced in detail above. In this paper, specific examples are used to illustrate the principles and implementation methods of the present application. The descriptions of the above embodiments are only used to help understand the present application. Application. At the same time, for those skilled in the art, based on the idea of this application, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be construed as limiting the application.

Claims

An antenna radiator, including:

a first radiation branch, where the first radiation branch includes a signal feed point and a first feed point arranged at intervals;

a second radiation branch connected to the first radiation branch, a gap is formed between the second radiation branch and the first radiation branch, and the second radiation branch includes a second feeding point;

The signal feeding point and the first feeding point can form a first signal path, so that the first radiation branch and the second radiation branch jointly radiate a first wireless signal;

The signal feeding point and the second feeding point can form a second signal path, so that the first radiation branch and the second radiation branch jointly radiate a second wireless signal.
The antenna radiator according to claim 1, wherein:

The first radiating branch includes a first radiating section and a second radiating section connected to the first radiating section, the signal feeding point is set at the first radiating section, and the first feeding point is set at the the second radiating section;

The second radiating branch includes a third radiating section and a fourth radiating section connected to the third radiating section, the third radiating section is connected to the second radiating section, and the second feeding point is set at the the fourth radiant section;

Wherein, the second radiating section is arranged parallel to the third radiating section, and the first radiating section is arranged parallel to the fourth radiating section, so that the connection between the second radiating branch and the first radiating branch The gap is formed between.
The antenna radiator according to claim 2, wherein:

The first radiating section is perpendicular to the second radiating section, and the third radiating section is perpendicular to the fourth radiating section.
The antenna radiator according to claim 2, wherein:

The second radiating section includes a first end and a second end, the first end is connected to the first radiating section;

The third radiating section includes a third end and a fourth end, the third end is connected to the second end, and the fourth end is connected to the fourth radiating section.
The antenna radiator according to claim 2, wherein:

The second radiating branch further includes a fifth radiating section, the fifth radiating section is connected to and perpendicular to the third radiating section, and the fifth radiating section is perpendicular to the second radiating section.
The antenna radiator according to claim 5, wherein:

The second radiating section includes a first end and a second end, the first end is connected to the first radiating section;

The third radiating section includes a third end and a fourth end, the third end is connected to the second end, and the fourth end is connected to the fourth radiating section;

The fifth radiating section includes a fifth end and a sixth end, the third end of the third radiating section is connected to the fifth end of the fifth radiating section, and the second radiating section The second end of the second end is connected to the sixth end of the fifth radiating section.
The antenna radiator according to any one of claims 1 to 6, wherein:

When the signal feed point and the first feed point form the first signal path, the antenna radiator forms a loop antenna;

When the signal feeding point and the second feeding point form the second signal path, the antenna radiator forms a monopole antenna.
The antenna radiator according to claim 7, wherein:

When the antenna radiator forms a loop antenna, the resonant frequency is 1175MHz;

When the antenna radiator forms a monopole antenna, the resonant frequency is 700MHz to 800MHz.
The antenna radiator according to claim 8, wherein:

The first wireless signal is a GPS signal in the L5 frequency band;

The second wireless signal is a 5G radio frequency signal in the N28 frequency band.
The antenna radiator according to any one of claims 1-6, wherein:

The first feed point and the second feed point are connected to a ground plane through a connecting piece to achieve grounding.
The antenna radiator according to any one of claims 1-6, wherein:

The first feeding point and the second feeding point are grounded through a grounding branch.
An antenna device, comprising:

An antenna radiator, the antenna radiator is the antenna radiator according to any one of claims 1 to 11;

a tuning circuit connected to the first feeding point of the antenna radiator;

When the signal feed-in point and the first feed-in point form the first signal path, the tuning circuit realizes returning to ground, and the second feed-in point is suspended;

When the signal feed-in point and the second feed-in point form the second signal path, the tuning circuit implements frequency tuning, and the second feed-in point implements ground return.
An antenna arrangement according to claim 12, wherein:

The antenna device is provided with an antenna switch, the second feeding point is connected to a ground plane through the antenna switch, and the antenna switch is used to control the grounding state of the second feeding point.
An electronic device, comprising:

case;

The antenna radiator is arranged in the casing, and the antenna radiator is the antenna radiator according to any one of claims 1 to 11.
The electronic device according to claim 14, wherein:

The housing includes a first side and a second side connected to the first side, the length of the first side is greater than the length of the second side, wherein the antenna radiator is arranged on the first side.
The electronic device according to claim 14, further comprising:

At least one 4G antenna, at least one 5G antenna, at least one GPS and WIFI multiplexing antenna, at least one WIFI antenna, the 4G antenna, the 5G antenna, the GPS and WIFI multiplexing antenna, and the WIFI antenna are all compatible with the The antenna radiators are arranged at intervals.
The electronic device according to claim 14, further comprising:

The second antenna radiator, the third antenna radiator and the fourth antenna radiator, the second antenna radiator, the third antenna radiator and the fourth antenna radiator are part of the metal frame of the electronic device.
The electronic device according to claim 17, wherein:

A gap is provided between the antenna radiator and the third antenna radiator, a gap is provided between the third antenna radiator and the fourth antenna radiator, and a gap is provided between the fourth radiator and the second radiator.
The electronic device according to claim 17, wherein the metal frame is a rectangular frame, and the rectangular frame includes a top side and two sides, and the two sides are respectively a left side and a right side , the antenna radiator is arranged on the left side, the second antenna radiator is arranged on the right side, and the third antenna radiator is arranged on the left side and the top The fourth antenna radiator is disposed at the junction of the right side and the top side.
The electronic device according to claim 17, further comprising:

The fifth radiator, where the fifth radiator is multiplexed antenna for receiving or sending different signals.