TWI787874B - Radio frequency signal transceiver module and electronc device with same - Google Patents

Abstract

A radio frequency signal transceiver module includes a substrate, a radiation portion, and an active circuit. The radiation portion and the active circuit are both arranged on the substrate. The radiation portion is spaced apart from a radiator. The radiation portion and the radiator are all made of conductive materials. The radiation portion generates multiple radiation modes through coupling with the radiator, and signals are transmitted and/or received from the radiator. The active circuit is electrically connected to the radiation portion for switching the radiation modes of the radiation portion. The radio frequency signal transceiver module can excite multiple radiation modes, and then cover multiple frequency bands, to increase a bandwidth and have a best antenna efficiency. The application also provides an electronic device with the radio frequency signal transceiver module.

Description

RF signal transceiver module and electronic equipment

This application relates to the field of communication technology, especially to radio frequency signal transceiver modules and electronic equipment.

With the advancement of wireless communication technology, electronic devices such as mobile phones and personal digital assistants are constantly developing towards the trend of diversified functions, thinner and thinner, faster and more efficient data transmission. However, the space for accommodating the antenna is getting smaller and smaller, and with the continuous development of wireless communication technology, the bandwidth requirement of the antenna is constantly increasing. Therefore, how to design an antenna with wider bandwidth and better efficiency in a limited space is an important issue for antenna design.

This application provides a radio frequency signal transceiver module and electronic equipment. The radio frequency signal transceiver module can be set in the electronic equipment and cooperate with a metal radiator to cover multiple frequency bands to increase the bandwidth and have an optimal antenna efficiency.

A radio frequency signal transceiver module, including a substrate, a radiation part and an active circuit, the radiation part and the active circuit are both arranged on the substrate, the radiation part is spaced from a radiator, and the radiation part and the The radiators are all made of conductive materials, the radiator generates multiple radiation modes through coupling with the radiator, and transmits and/or receives signals from the radiator, and the active circuit is electrically connected to To the radiation part, used for switching the radiation mode of the radiation part.

An electronic device includes the radio frequency signal transceiver module mentioned above.

The above-mentioned radio frequency signal transceiver module and electronic equipment can excite multiple radiation modes, and then cover multiple frequency bands, so as to increase the bandwidth and have the best antenna efficiency.

100: RF signal transceiver module

11: Substrate

111: first surface

112: second surface

12: Radiation Department

121, port1, port2, port3: feed point

13:Active circuit

131: toggle switch

132, 133, 134: adjustable elements

14: Connector

200: radiator

300: Electronic equipment

303: battery

304: border

305: Backplane

306: ground plane

307: middle frame

308:Accommodating space

309: Slit

310: Gap

311: Part 1

312: Part Two

313: grounding point

151, 152, 153: matching unit

161, 162, 163: Feed source

Figure 1 is a schematic diagram of the RF signal transceiver module provided by the embodiment of this application; Figure 2 is a schematic diagram of the RF signal transceiver module shown in Figure 1 from another angle; Figure 3 is a schematic diagram of the RF signal transceiver module provided by the embodiment of this application The schematic diagram of the radiation part in the group; Figure 4 is a schematic diagram of the radio frequency signal transceiver module provided by the embodiment of the present application arranged on one side of a radiator; Figure 5 is another angle between the radio frequency signal transceiver module and the radiator shown in Figure 4 The schematic diagram below; Figure 6 is a schematic diagram of the application of the radio frequency signal transceiver module provided by the embodiment of this application to electronic equipment; Figure 7 is a schematic diagram of the radio frequency signal transceiver module shown in Figure 6 at another angle; Figure 8 is a schematic diagram of Figure 6 The schematic diagram of the circuit connection of the active circuit in the RF signal transceiver module shown; Figure 9 is a schematic diagram of the current path of the RF signal transceiver module shown in Figure 6; Figure 10 to Figure 13 are the S parameters of the RF signal transceiver module shown in Figure 6 (Scattering parameter) curves; FIGS. 14 to 17 are efficiency curves of the radio frequency signal transceiver module shown in FIG. 6 .

In order to make the purpose, technical solutions and advantages of the embodiments of the application clearer, the technical solutions in the embodiments of the application will be clearly and completely described below in conjunction with the drawings in the embodiments of the application. Obviously, the described embodiments It is a part of the embodiments of this application, not all of them. Based on the embodiments in this application, those with ordinary knowledge in the field do not make creative work All other obtained embodiments belong to the protection scope of this application.

It should be noted that "at least one" in the embodiments of the present application refers to one or more, and multiple refers to two or more. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terms used in the description of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application.

It should be understood that unless otherwise stated in this application, "/" means or. For example, A/B can mean either A or B. "A and/or B" in this application is only a description of the relationship between related objects, which means that there are three relationships that exist only in A, only in B, and only in A and B.

It should be noted that in the embodiments of the present application, terms such as "first" and "second" are only used for the purpose of distinguishing descriptions, and cannot be understood as indicating or implying relative importance, nor can they be understood as indicating or implying order . Features defined as "first" and "second" may explicitly or implicitly include one or more of said features. In the description of the embodiments of the present application, words such as "exemplary" or "for example" are used as examples, illustrations or illustrations. Any embodiment or design scheme described as "exemplary" or "for example" in the embodiments of the present application shall not be interpreted as being more preferred or more advantageous than other embodiments or design schemes. Rather, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete manner.

It should be noted that, in the embodiment of the present application, the term "height" refers to the projected length in the direction perpendicular to the reference formation. The terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, Constructed and operated in a particular orientation and therefore should not be construed as limiting the application.

Please refer to Figure 1 and Figure 2 together, it can be understood that the embodiment of this application provides a radio frequency signal Transceiver module 100. The RF signal transceiver module 100 includes a substrate 11 , a radiation portion 12 , an active circuit 13 and a connector 14 .

The substrate 11 may be a dielectric substrate, for example, a printed circuit board (printed circuit board, PCB), a ceramics substrate or other dielectric substrates, which are not specifically limited herein. The substrate 11 includes a first surface 111 and a second surface 112 , and the second surface 112 is opposite to the first surface 111 .

In the embodiment of the present application, the RF signal transceiving module 100 includes a plurality of radiation parts. For example, in the embodiment shown in FIG. 1 , the RF signal transceiving module 100 includes four radiation parts 12 . The radiating portions 12 are all disposed on the first surface 111 of the substrate 11 and spaced apart from each other. The radiating portions 12 may be connected to the second surface 112 of the substrate 11 through through holes (vias). In one of the embodiments, the radiating parts 12 are in the shape of thin metal sheets, all of which are rectangular, and arranged on the same plane. Certainly, in the embodiment of the present application, the shape and structure of the radiation portion 12 are not specifically limited. For example, the shape of the radiating part 12 can also be circular, square or other shapes.

Understandably, please also refer to FIG. 3 , in the embodiment of the present application, each radiation portion 12 includes a feeding point 121 . The feed-in point 121 is used to electrically connect to the corresponding feed-in source (not shown in the figure, see the details later) through a matching circuit (not shown in the figure, see the details later), and then feed the electrical signal into the corresponding Radiation section 12.

Understandably, please refer to FIG. 2 again, in the embodiment of the present application, the active circuit 13 is disposed on the second surface 112 of the substrate 11 . Connection lines (not shown) are laid on the second surface 112 of the substrate 11 . The connection line is connected to the active circuit 13 . The active circuit 13 may include a switch, and/or other adjustable elements capable of transforming impedance (not shown in the figure, see details later). The active circuit 13 can be electrically connected to the radiation part 12 and the connector 14 through the connection line. For example, in one of the embodiments, the substrate 11 is further provided with a via hole (not shown), the radiation portion 12 can be connected to the second surface 112 of the substrate 11 through the via hole, and by It is connected to the active circuit 13 by the connection lines on the second surface 112 .

The connector 14 is disposed on the second surface 112 of the substrate 11 , that is, disposed on the surface where the active circuit 13 is located. In some of the embodiments, the connector 14 can be spaced apart from the active circuit 13 and electrically connected to each other. Of course, in the embodiment of the present application, the specific positional relationship and connection relationship between the connector 14 and the active circuit 13 are not limited. For example, in one of the embodiments, the active circuit 13 can be disposed in the connector 14 , that is, the connector 14 can accommodate the active circuit 13 . The connector 14 is electrically connected to the active circuit 13 and connected to a corresponding transmission line, and then realizes signal transmission of the radio frequency signal transceiver module 100 through the transmission line, such as sending or sending signals.

It can be understood that the transmission line may be, but not limited to, a coaxial cable (coaxial cable), a flexible printed circuit board (Flexible Printed Circuit Board, FPCB) or other transmission lines.

Understandably, please refer to FIG. 4 and FIG. 5 together. When using the radio frequency signal transceiving module 100 , the radio frequency signal transceiving module 100 can be disposed on one side of a radiator 200 . Wherein, the side of the radio frequency signal transceiving module 100 provided with the radiation part 12 is disposed facing the radiation body 200 . In this way, signals can be transmitted and/or received by the radiator 200 through the coupling between the radiator 12 and the radiator 200 . In addition, the radio frequency signal transceiver module 100 can also use the switching switch of the active circuit 13 and cooperate with the matching circuit to switch between multiple modes, thereby realizing multiple broadband operations.

For example, in one of the embodiments, when the radio frequency signal transceiving module 100 includes three radiating parts 12 and the active circuit 13 is provided, the three radiating parts 12 are arranged at intervals. The above-mentioned radiators 200 are arranged at intervals, and then can be used to receive 4G/5G intermediate frequency signals (frequency range 1.7GHz-2.2GHz), high-frequency signal (frequency range 2.3GHz-2.7GHz), ultra high frequency (ultra high band, UHB) signal (frequency range 3.3GHz-4.8GHz), GPS signal (frequency range 1.5GHz-1.6GHz), Wi-Fi signal (frequency range is 2.4GHz, 5GHz), etc.

Certainly, in the embodiment of the present application, the frequency of the radio frequency signal transceiving module 100 is not limited. For example, the desired frequency can be adjusted by adjusting parameters such as the shape, length, and width of the radio frequency signal transceiver module 100 . In addition, parameters such as the shape, length, and width of the radiation portion 12 can also be adjusted according to the required frequency.

It can be understood that, in the embodiment of the present application, the radiator 200 can be any conductor, such as iron, copper foil on a PCB, conductors in a laser direct structuring (LDS) process, etc., here Not specifically limited. For example, in one of the embodiments, the radiator 200 is a metal frame of an electronic device, the radiator 200 is arranged on a backplane 305, and is spaced from an electronic component, such as a battery 303, and the radio frequency The signal transceiving module 100 is disposed between the radiator 200 and the battery 303 . The battery 303 is disposed on a middle frame 307 . The middle frame 307 is disposed on the backplane 305 (refer to the details later).

It can be understood that, in the embodiment of the present application, the radiation part 12 and the radiation body 200 are arranged at intervals. For example, the radiation part 12 is arranged parallel to the radiation body 200 . As another example, the radiating part 12 and the radiating body 200 are arranged at intervals, but not parallel to each other. Of course, in other embodiments, the radiation part 12 may also be directly connected to the radiator 200 or not. For example, in one of the embodiments, the radiation part 12 is spaced apart from the radiator 200 and connected to the radiator 200 by a connection wire. As another example, in another embodiment, the radiating part 12 and the radiating body 200 are spaced apart, and there is no electrical connection between them.

It can be understood that in the embodiment of the present application, the specific structure of the radiator 200 is not specified. and/or its connection relationship with other components. For example, the side end of the radiator 200 can be connected to the ground (that is, the radiator 200 is grounded), or not connected to the ground. For another example, the radiator 200 may be provided with or not provided with any interruption point, broken groove, gap and the like.

Understandably, please also refer to FIG. 6 , in the embodiment of the present application, the radio frequency signal transceiver module 100 can be applied to an electronic device 300 for transmitting and receiving radio waves for transmitting and exchanging wireless signals. The electronic device 300 can be a handheld communication device (such as a mobile phone), a folder, a smart wearable device (such as a watch, a headset, etc.), a tablet computer, a personal digital assistant (personal digital assistant, PDA), etc., which will not be described here. Specific restrictions.

It can be understood that the electronic device 300 may adopt one or more of the following communication technologies: Bluetooth (bluetooth, BT) communication technology, global positioning system (global positioning system, GPS) communication technology, wireless fidelity (wireless fidelity, Wi-Fi) Communication technology, global system for mobile communications (GSM) communication technology, wideband code division multiple access (WCDMA) communication technology, long term evolution (LTE) communication technology, 5G communication technology, SUB-6G communication technology and other communication technologies in the future.

In the embodiment of the present application, the electronic device 300 is taken as an example for illustration.

Please refer to FIG. 6 again. In one embodiment, the electronic device 300 at least includes a battery 303 , a frame 304 , a backplane 305 , a ground plane 306 and a middle frame 307 (see FIG. 5 ).

The frame 304 is made of metal or other conductive materials. The back plate 305 can be made of metal or other conductive materials. The frame 304 is disposed on the edge of the backboard 305 and together with the backboard 305 forms an accommodating space 308 . An opening (not shown) is disposed on a side of the frame 304 opposite to the back plate 305 for accommodating a display unit (not shown). The display unit has a display plane, and the display plane is exposed at the opening. It can be understood that the display unit can be combined with touch sensing devices combined into a touch screen. The touch sensor can also be called a touch panel or a touch-sensitive panel.

It can be understood that in the embodiment of the present application, the display unit has a high screen ratio. That is, the area of the display plane of the display unit is greater than 70% of the front area of the electronic device, and even a full front screen can be achieved. Specifically, in the embodiment of the present application, the full screen means that, except for the necessary slots on the electronic device 300, the left, right, and lower sides of the display unit can be seamlessly connected to the frame 304.

The ground plane 306 can be made of metal or other conductive materials. The ground plane 306 can be disposed in the accommodating space 308 enclosed by the frame 304 and the backplane 305 , and connected to the backplane 305 .

The middle frame 307 is made of metal or other conductive materials. The shape and size of the middle frame 307 may be smaller than the ground plane 306 . The middle frame 307 is stacked on the ground plane 306 . In this embodiment, the middle frame 307 is a metal sheet disposed between the display unit and the ground plane 306 . The middle frame 307 is used to support the display unit, provide electromagnetic shielding, and improve the structural strength of the electronic device 300 .

It can be understood that, in this embodiment, the frame 304 , the back plate 305 , the ground plane 306 and the middle frame 307 can form an integrally formed metal frame. The backplane 305 , the ground plane 306 and the middle frame 307 are large-area metals, so they can jointly form a system ground plane (not shown) of the electronic device 300 .

The battery 303 is disposed on the middle frame 307 to provide electric energy for electronic components, modules, circuits, etc. of the electronic device 300 . The battery 303 is spaced apart from the frame 304 , and a slit 309 is formed therebetween.

It can be understood that, in other embodiments, the electronic device 300 may also include the following one or multiple components, such as processors, circuit boards, memory, input and output circuits, audio components (such as microphones and speakers, etc.), multimedia components (such as front camera and/rear camera), sensor components (such as proximity sensors, distance sensors, ambient light sensors, acceleration sensors, gyroscopes, magnetic sensors, pressure sensors and/or temperature sensors, etc.), and will not be repeated here.

It can be understood that when the radio frequency signal transceiving module 100 is applied to the electronic device 300, the radio frequency signal transceiving module 100 can be arranged in the slit 309 and be arranged approximately perpendicular to the plane where the ground plane 306 is located. . A part of the frame 304 constitutes the radiator 200 . Specifically, the frame 304 is provided with a slit 310 . The slit 310 partitions the frame 304 to divide the frame 304 into a first portion 311 and a second portion 312 arranged at intervals. Wherein the first part 311 constitutes the radiator 200 . The second portion 312 may be electrically connected to the system ground plane, such as the ground plane 306 , ie ground.

It can be understood that, in one embodiment, the slit 310 can communicate with the slit 309 and be filled with insulating material, such as plastic, rubber, glass, wood, ceramics, etc., but not limited thereto.

It can be understood that, in one of the embodiments, a grounding point 313 is provided on a side of the first portion 311 (that is, the radiator 200 ) away from the slot 310 . One end of the ground point 313 is electrically connected to the first portion 311 , and the other end is electrically connected to the middle frame 307 , that is, grounded. The RF signal transceiving module 100 is disposed in the slit 309 between the slit 310 and the ground point 313 , and is substantially perpendicular to the plane where the ground plane 306 is located.

It can be understood that when the radio frequency signal transceiving module 100 is disposed in the slit 309, the radiation part 12 on the radio frequency signal transceiving module 100 faces the first part 311 and is spaced from the first part 311 set up. The connector 14 is disposed on the other surface of the substrate 11, that is, facing away from The first part 311 is provided. One end of the connector 14 is electrically connected to the middle frame 307 , and the other end is electrically connected to the substrate 11 .

Please refer to FIG. 7 and FIG. 8 together. In the embodiment of the present application, the radio frequency signal transceiver module 100 includes three radiation parts 12 . Each radiation part 12 includes a corresponding feeding point (eg, feeding points port1, port2, port3). Each feeding point is electrically connected to a corresponding feeding source through a corresponding matching unit. For example, the feeding point port1 is electrically connected to the feeding source 161 through the matching unit 151 . The feeding point port2 is electrically connected to the feeding source 162 through the matching unit 152 . The feeding point port3 is electrically connected to the feeding source 163 through the matching unit 153 . That is, the matching circuit at least includes a matching unit 151 , a matching unit 152 and a matching unit 153 .

In addition, please refer to FIG. 7 again, the active circuit 13 in the RF signal transceiver module 100 is disposed in the connector 14 . As shown in FIG. 8 , the active circuit 13 includes a switch 131 and adjustable elements 132 , 133 , 134 . Wherein, one end of the switch 131 is electrically connected to the connector 14 , and the other end is electrically connected to the corresponding feed-in source through the corresponding adjustable elements 132 , 133 , 134 . For example, the switch 131 is electrically connected to the feeding source 161 through the adjustable element 132, is electrically connected to the feeding source 162 through the adjustable element 133, and is electrically connected to the feeding source 162 through the adjustable element 134. Feed source 163 .

In this way, by setting the radiation part 12, the radiation part 12 and the first part 311 are coupled to resonate in an adjustable mode. In addition, the coupling state between two adjacent radiating parts 12 can also be controlled, and the independent modes with adjustable and good antenna efficiency can be generated respectively through the coupling. Furthermore, by switching the switching switch 131 in the active circuit 13 , multiple modes can be switched, and multiple frequency bands can be covered by using multiple adjustable elements (such as adjustable elements 132 , 133 , 134 ). For example, please also refer to FIG. 9 , which is a schematic diagram of the current path of the electronic device 300 . Among them, the radiating part 12 away from the slot 310 (that is, the radiating part 12 provided with the feeding point port3, hereinafter referred to as the first radiating part for convenience of description) It can stimulate Wi-Fi 2.4G (refer to path P1), Wi-Fi 5G (refer to path P2) and authorized spectrum assisted access (License Assisted Access, LAA) modes, and use the slit 309 to couple and resonate Wi-Fi 2.4 G. Wi-Fi 5G and LAA frequency bands have the best antenna efficiency, so that the operating frequency range of the first radiation part can cover Wi-Fi 2.4G frequency band (2400MHz-2484MHz), Wi-Fi 5G frequency band (5150MHz- 5850MHz) and LAA frequency band (5150MHz-5925MHz).

The radiation part 12 located in the middle (that is, the radiation part 12 provided with the feeding point port2, hereinafter referred to as the second radiation part for convenience of description) can excite ultra-high frequency (UHB) mode and 5G Sub6 NR mode (refer to path P3), the UHB frequency band and 5G Sub6 NR frequency band can be coupled and resonated by using the slit 309, which has the best antenna efficiency, so that the working frequency range of the second radiation part can cover the UHF frequency band (3400MHz-3800MHz) and 5G Sub6 NR frequency band (for example, 5G Sub6 N77 frequency band (3300MHz-4200MHz), 5G Sub6 N78 frequency band (3300MHz-3800MHz) and 5G Sub6 N79 frequency band (4400MHz-5000MHz) frequency band).

In addition, the radiating part 12 near the side of the slit 310 (that is, the radiating part 12 provided with the feeding point port1, hereinafter referred to as the third radiating part for convenience of description) can excite medium and high frequency modes (see path P4 ), the slit 309 can be used to couple and resonate out of the medium and high frequency bands, and has the best antenna efficiency. The operating frequency range of the third radiating part can cover the mid-frequency GSM1800/1900/WCDMA2100 frequency band (1710MHz-2170MHz), and the high-frequency LTE B7, B40, B41 frequency band (2300MHz-2690MHz).

Obviously, the switch 131 is a switch between medium and high frequency/UHB and NR/Wi-Fi 2.4G, Wi-Fi 5G and LAA, and is used to switch between medium and high frequency/UHB and NR/Wi-Fi 2.4G and Wi-Fi 5G with the LAA band.

That is to say, the radio frequency signal transceiver module 100 in this application can be applied to the electronic device 300 to improve the antenna efficiency bandwidth and have the best antenna efficiency, and use the switch 131 Switching can effectively improve the antenna frequency coverage. Specifically, in one of the embodiments, the applicable operating frequency range of the RF signal transceiver module 100 covers intermediate frequency 1710MHz to 2170MHz, high frequency 2300MHz-2690MHz, ultrahigh frequency 3400MHz to 3800MHz, Wi-Fi 2.4G, Wi-Fi -Fi 5G and LAA, and can support 5G Sub6 N77/N78/N79 frequency bands.

That is, the radio frequency signal transceiving module 100 sets a corresponding feed-in point at an appropriate position of the radiating part 12, and through the radiating body 200 (it may also be the metal frame of the electronic device 300, such as the first part 311 ) as a metal radiator, in the slit 309, the coupled energy of the radiator 200 and the radio frequency signal transceiver module 100 resonates out of a mode, covering medium, high frequency, ultra high frequency, 5G Sub6 N77, 5G Sub6 N78 , 5G Sub6 N79, Wi-Fi 2.4G, and Wi-Fi 5G frequency bands, so as to greatly improve its bandwidth and antenna efficiency, and can also cover the application of 5G communication frequency bands commonly used in the world, and support LTE-A (abbreviation for LTE-Advanced , is the subsequent evolution of the LTE technology) carrier aggregation application (Carrier Aggregation, CA) requirements.

Please refer to FIG. 10 to FIG. 13 together, which are the S-parameter (scattering parameter) curve diagrams when the radio frequency signal transceiver module 100 is provided with three radiation parts. Wherein, FIG. 10 is a graph of S-parameters (scattering parameters) of the second radiation part in the radio frequency signal transceiver module 100 . FIG. 11 is a graph of S-parameters (scattering parameters) of the second radiating part and the third radiating part in the radio frequency signal transceiving module 100 . Specifically, the curve S111 is the S11 value of the second radiation part in the radio frequency signal transceiving module 100 . The curve S112 is the S11 value of the third radiation part in the RF signal transceiver module 100 . FIG. 12 is a graph of S-parameters (scattering parameters) of the first to third radiation parts in the radio frequency signal transceiving module 100 . Wherein, the curve S121 is the S11 value of the first radiation part in the radio frequency signal transceiver module 100 . The curve S122 is the S11 value of the second radiation part in the RF signal transceiver module 100 . The curve S123 is the S11 value of the third radiation part in the RF signal transceiver module 100 . Figure 13 shows that the radio frequency signal transceiver module 100 is provided with three radiation parts, And the S-parameter (scattering parameter) curve when another matching circuit is used. Wherein, the curve S131 is the S11 value of the first radiation part in the radio frequency signal transceiver module 100 . The curve S132 is the S11 value of the second radiation part in the RF signal transceiver module 100 . The curve S133 is the S11 value of the third radiation part in the RF signal transceiver module 100 .

Please also refer to FIG. 14 to FIG. 17 , which are the efficiency curves when the radio frequency signal transceiver module 100 is provided with three radiation parts. Wherein, FIG. 14 is an efficiency curve diagram of the second radiation part in the radio frequency signal transceiving module 100 . Wherein, the curve S141 is the total efficiency value of the second radiation part in the radio frequency signal transceiver module 100 . The curve S142 is the radiation efficiency value of the second radiation part in the RF signal transceiver module 100 .

FIG. 15 is an efficiency curve diagram of the second radiation part and the third radiation part in the radio frequency signal transceiver module 100 . Specifically, the curve S151 is the total efficiency value of the second radiation part in the radio frequency signal transceiving module 100 . The curve S152 is the radiation efficiency value of the second radiation part in the RF signal transceiver module 100 . Curve S153 is the total efficiency value of the third radiation part in the RF signal transceiver module 100 . Curve S154 is the radiation efficiency value of the third radiation part in the RF signal transceiver module 100 .

FIG. 16 is a graph showing the efficiency of the first to third radiation parts in the radio frequency signal transceiver module 100 . Wherein, the curve S161 is the total efficiency value of the first radiation part in the radio frequency signal transceiving module 100 . Curve S162 is the radiation efficiency value of the first radiation part in the RF signal transceiver module 100 . Curve S163 is the total efficiency value of the second radiation part in the RF signal transceiver module 100 . The curve S164 is the radiation efficiency value of the second radiation part in the RF signal transceiver module 100 . Curve S165 is the total efficiency value of the third radiation part in the RF signal transceiver module 100 . The curve S166 is the radiation efficiency value of the third radiation part in the RF signal transceiver module 100 .

Figure 17 shows that the radio frequency signal transceiver module 100 is provided with three radiation parts, and another Efficiency curves for matching circuits. Wherein, the curve S171 is the total efficiency value of the first radiation part in the radio frequency signal transceiving module 100 . The curve S172 is the radiation efficiency value of the first radiation part in the RF signal transceiver module 100 . Curve S173 is the total efficiency value of the second radiation part in the RF signal transceiver module 100 . Curve S174 is the radiation efficiency value of the second radiation part in the RF signal transceiver module 100 . Curve S175 is the total efficiency value of the third radiation part in the RF signal transceiver module 100 . The curve S176 is the radiation efficiency value of the third radiation part in the RF signal transceiver module 100 .

Obviously, by setting the switch and switching the switch to different feed points, the frequency mode can be controlled, and then cover the intermediate frequency (1710MHz-2170MHz), high frequency (2300MHz-2690MHz), super High frequency (3400MHz-3800MHz), Wi-Fi 2.4G, Wi-Fi 5G and LAA, and can support 5G Sub6 N77/N78/N79 frequency bands.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. In addition, those skilled in the art can also make other changes within the spirit of the present invention. Of course, these changes made according to the spirit of the present invention should be included within the scope of protection claimed by the present invention.

100: RF signal transceiver module

11: Substrate

111: first surface

112: second surface

12: Radiation Department

Claims (8)

An electronic device, the improvement of which is that the electronic device includes a radio frequency signal transceiver module, the radio frequency signal transceiver module includes a substrate, a radiation part and an active circuit, and the radiation part and the active circuit are both arranged on the substrate Above, the radiating part is spaced apart from a radiating body, the radiating part and the radiating body are both made of conductive material, the radiating part includes a feeding point, and the feeding point is electrically connected to the corresponding feeding a source for feeding current into the radiation part, the radiation part also couples the current into the radiator, and the radiation part generates a plurality of radiation modes through coupling with the radiator, And the signal is transmitted and/or received by the radiator, the active circuit is electrically connected to the radiation part to switch the radiation mode of the radiation part, the electronic device also includes a metal frame, and part of the The metal frame constitutes the radiator, and the substrate is arranged parallel to the radiator. The electronic device according to claim 1, wherein the radio frequency signal transceiver module further includes a connector, the connector is arranged on the substrate, the connector is electrically connected to the active circuit, and connected to the corresponding The transmission line, and then realize the signal transmission of the radio frequency signal transceiver module through the transmission line. The electronic device according to claim 2, wherein the substrate includes a first surface and a second surface, the first surface is disposed toward the radiator, the second surface is disposed opposite to the first surface, and The radiation part is disposed on the first surface, and the active circuit and the connector are disposed on the second surface. The electronic device according to claim 2, wherein the number of the radiation parts is multiple, and the multiple radiation parts are arranged at intervals, and the feed-in points are electrically connected to the corresponding feed-in points through the corresponding matching units source, the active circuit includes a switch and a plurality of adjustable elements, one end of the switch is electrically connected to the connector, and the other end is electrically connected to the corresponding feed-in source through the corresponding adjustable element, by Switching the switching switch to the corresponding adjustable element and feed-in source, and then switching the multiple radiation modes. The electronic device according to claim 1, wherein the number of the radiation parts is three, and the three radiation parts are arranged at intervals, and by coupling with the radiation body, and/or adjusting two adjacent radiation parts The coupling state between the parts, and then make the radio frequency signal transceiver module excite multiple modes. The electronic device as described in claim 5, wherein the multiple modes include Wi-Fi 2.4G mode, Wi-Fi 5G mode, authorized spectrum assisted access (LAA) mode, ultra high frequency (UHB) Mode, 5G Sub6 NR mode and mid-high frequency mode. The electronic device according to claim 1, wherein the metal frame is provided with a gap, the gap separates the metal frame, and further divides the metal frame into a first part and a second part arranged at intervals, and the second part A part constitutes the radiator, and the second part is grounded. The electronic device according to claim 7, wherein a grounding point is provided on a side of the first part away from the second part, one end of the grounding point is electrically connected to the first part, and the other end is grounded, and the electronic The device also includes a battery, the battery is spaced from the metal frame, and a slit is formed between the two, and the radio frequency signal transceiver module is set in the slit between the slit and the grounding point Inside, and the radiation part is spaced apart from the first part.

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