CN217643352U - Radio frequency circuit assembly and electronic equipment - Google Patents
Radio frequency circuit assembly and electronic equipment Download PDFInfo
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- CN217643352U CN217643352U CN202220958612.1U CN202220958612U CN217643352U CN 217643352 U CN217643352 U CN 217643352U CN 202220958612 U CN202220958612 U CN 202220958612U CN 217643352 U CN217643352 U CN 217643352U
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Abstract
The application provides a radio frequency circuit assembly and electronic equipment, and relates to the technical field of antennas. Wherein, this radio frequency circuit subassembly includes: the radio frequency transceiver comprises a first signal end and a second signal end; a first radio frequency component, one end of which is connected with a first antenna; one end of the second radio frequency component is connected with the second antenna; and the change-over switch is respectively connected with the other end of the first radio frequency component, the other end of the second radio frequency component, the first signal end and the second signal end of the radio frequency transceiver and is used for gating a radio frequency path between the first signal end or the second signal end and the first antenna or gating a radio frequency path between the first signal end or the second signal end and the second antenna. This application technical scheme can solve the great technical problem of line loss of walking on the mainboard.
Description
Technical Field
The application relates to the technical field of antennas, in particular to a radio frequency circuit assembly and electronic equipment.
Background
With the development of mobile communication technology, various types of electronic devices having a communication function, such as mobile communication terminals and the like, have appeared, which have an antenna to transmit information and data.
In the double-antenna switching scheme, the 5G project needs to support an endec combination, and a radio frequency architecture uses two sets of radio frequency power amplifier combinations, but the arrangement of a double-pole double-throw switch in the prior art causes large wiring loss on a main board.
SUMMERY OF THE UTILITY MODEL
An object of the embodiments of the present application is to provide a radio frequency circuit assembly and an electronic device, so as to solve the technical problem that the arrangement of a double-pole double-throw switch in the current double-antenna switching scheme may cause large routing loss on a motherboard.
In order to solve the above technical problem, an embodiment of the present application provides the following technical solutions:
a first aspect of the present application provides a radio frequency circuit assembly, comprising: the radio frequency transceiver comprises a first signal end and a second signal end;
a first radio frequency component, one end of which is connected with a first antenna;
one end of the second radio frequency component is connected with the second antenna;
and the change-over switch is respectively connected with the other end of the first radio frequency component, the other end of the second radio frequency component, and the first signal end and the second signal end of the radio frequency transceiver and is used for gating a radio frequency path between the first signal end or the second signal end and the first antenna or gating a radio frequency path between the first signal end or the second signal end and the second antenna.
In some variations of the first aspect of the present application, the first radio frequency component comprises a first radio frequency power amplifier and a first frequency divider;
the second radio frequency component comprises a second radio frequency power amplifier and a second frequency divider;
the switch is respectively connected with the first radio frequency power amplifier, the second radio frequency power amplifier, the first signal end and the second signal end.
In some modified embodiments of the first aspect of the present application, the method further comprises: and the controller is connected with the change-over switch and used for detecting the first antenna and the second antenna and controlling the change-over switch based on the detection result so as to gate a radio frequency path between the first antenna or the second antenna with better transmission power and the signal end of the radio frequency transceiver.
In some modified embodiments of the first aspect of the present application, the changeover switch includes: a low frequency switch, a medium frequency switch and a high frequency switch.
In some variations of the first aspect of the present application, the first signal terminal comprises: the first low-frequency signal end, the first intermediate-frequency signal end and the first high-frequency signal end;
the second signal terminal includes: a second low-frequency signal terminal, a second intermediate-frequency signal terminal and a second high-frequency signal terminal;
the first radio frequency power amplifier includes: the first low-frequency interface, the first intermediate-frequency interface and the first high-frequency interface;
the second radio frequency power amplifier includes: the second low-frequency interface, the second intermediate-frequency interface and the second high-frequency interface.
In some modified embodiments of the first aspect of the present application, the low frequency switch is connected to the first low frequency signal terminal, the second low frequency signal terminal, the first low frequency interface, and the second low frequency interface, respectively;
the intermediate frequency transfer switch is respectively connected with the first intermediate frequency signal end, the second intermediate frequency signal end, the first intermediate frequency interface and the second intermediate frequency interface;
the high-frequency switch is connected to the first high-frequency signal terminal, the second high-frequency signal terminal, the first high-frequency interface, and the second high-frequency interface, respectively.
In some variations of the first aspect of the present application, the low frequency switch, the medium frequency switch, and the high frequency switch each support a double pole double throw function.
A second aspect of the present application provides an electronic device, including: a body;
the first antenna and the second antenna are respectively arranged at a first position and a second position of the body, and the first position is different from the second position;
the radio frequency circuit assembly is described above.
In some modified embodiments of the second aspect of the present application, the main body includes a main board, and a first rf test socket and a second rf test socket corresponding to the first antenna and the second antenna, respectively, are disposed on the main board;
the radio frequency transceiver, the first radio frequency power amplifier, the second radio frequency power amplifier and the change-over switch of the radio frequency circuit component are respectively arranged on the mainboard.
In some variations of the second aspect of the present application, a distance between the first radio frequency test socket and the second radio frequency test socket is greater than a distance between the first radio frequency power amplifier and the second radio frequency power amplifier.
Compared with the prior art, according to the antenna system and the electronic device provided by the application, the change-over switch is used for switching the radio-frequency path between the radio-frequency transceiver and the first antenna or the second antenna, and the change-over switch is arranged among the first radio-frequency assembly, the second radio-frequency assembly and the radio-frequency transceiver, so that the loss of routing on the mainboard can be effectively reduced while the first antenna and the second antenna are freely switched, the loss of devices in a low-power environment is smaller, and the cost is not increased.
Drawings
The above and other objects, features and advantages of exemplary embodiments of the present application will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present application are illustrated by way of example and not by way of limitation in the figures of the accompanying drawings and in which like reference numerals refer to similar or corresponding parts and in which:
fig. 1 schematically illustrates a schematic structural diagram of a radio frequency circuit assembly provided in an embodiment of the present invention;
fig. 2 schematically illustrates another structure diagram of a radio frequency circuit assembly provided in an embodiment of the present invention;
fig. 3 schematically illustrates a schematic structural diagram of an electronic device provided by an embodiment of the present invention;
the reference numbers illustrate:
the radio frequency testing device comprises a first antenna 1, a second antenna 2, a radio frequency transceiver 3, a first signal end 31, a second signal end 32, a change-over switch 4, a low-frequency change-over switch 41, an intermediate-frequency change-over switch 42, a high-frequency change-over switch 43, a first radio frequency component 5, a first radio frequency power amplifier 51, a first frequency divider 52, a second radio frequency component 6, a second radio frequency power amplifier 61, a second frequency divider 62, a first radio frequency testing seat 71, a second radio frequency testing seat 72, a body 8 and a mainboard 9.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this application belongs.
During the use of the electronic device, the surrounding environment is prone to interfere with the antenna performance of the electronic device, for example: when a user uses a portable electronic device, the user may hold the electronic device by hand, and other parts of the body may shield or cover the electronic device, at this time, the communication frequency of the antenna may shift, and the performance of the antenna may decrease.
However, since the 5G project needs to support the endec combination, the radio frequency architecture may use two sets of radio frequency power amplifier combinations, and in the prior art, the double-pole double-throw switch is usually disposed between the radio frequency power amplifier and the antenna (close to the antenna), which may cause a problem of large routing loss on the main board 9.
Example one
Referring to fig. 1 to 3, an embodiment of the present invention provides a radio frequency circuit assembly, including: a radio frequency transceiver 3 including a first signal terminal 31 and a second signal terminal 32; a first radio frequency component 5, one end of which is connected with the first antenna 1; a second radio frequency component 6, one end of which is connected with the second antenna 2; a switch 4, respectively connected to the other end of the first rf component 5, the other end of the second rf component 6, and the first signal terminal 31 and the second signal terminal 32 of the rf transceiver 3, for gating a radio frequency path between the first signal terminal 31 or the second signal terminal 32 and the first antenna 1, or gating a radio frequency path between the first signal terminal 31 or the second signal terminal 32 and the second antenna 2.
Specifically, the radio frequency circuit component provided in this embodiment is applied to an electronic device having two antennas, specifically, a first antenna 1 and a second antenna 2, and the electronic device is applied to a 5G architecture, where the first antenna 1 and the second antenna 2 may be separately disposed on a top side and a bottom side of a body 8 of the electronic device, and the radio frequency circuit component provided in this embodiment may select one antenna with a better signal for signal transceiving according to the signal strength of the first signal and the second signal; the radio frequency circuit assembly specifically comprises: the radio frequency transceiver 3 comprises two signal ends, namely a first signal end 31 and a second signal end 32; one end of the first radio frequency component 5 is connected with the first antenna 1 and is used for forming a radio frequency path between the first antenna 1 and the radio frequency transceiver 3, and one end of the second radio frequency component 6 is connected with the second wire and is used for forming a radio frequency path between the second antenna 2 and the radio frequency transceiver 3; the switch 4 is used for switching the first antenna 1 and the second antenna 2, one side of the switch 4 is connected to the other end of the first rf component 5 and the other end of the second rf component 6 respectively, and is used for selecting and connecting one of the first rf component 5 and the second rf component 6, the other side of the switch 4 is connected to the first signal terminal 31 and the second signal terminal 32 respectively, and is used for selecting and connecting one of the first signal terminal 31 and the second signal terminal 32, so that according to the transmission power of the first antenna 1 and the second antenna 2, the switch 4 is used for gating a radio frequency path between the first signal terminal 31 or the second signal terminal 32 and the first antenna 1, or gating a radio frequency path between the first signal terminal 31 or the second signal terminal 32 and the second antenna 2, and thus, signal transceiving can be performed through an antenna with better transmission efficiency.
The first rf assembly 5 may specifically include: a first radio frequency power amplifier 51 and a first frequency divider 52 connected therebetween, and the first frequency divider 52 is connected to the first antenna 1; the second rf component 6 may specifically include: a second radio frequency power amplifier 61 and a second frequency divider 62 connected therebetween, and the second frequency divider 62 is connected to the second antenna 2; one side of the switch 4 is connected to the first rf power amplifier 51 and the second rf power amplifier 61, and the other side of the switch 4 is connected to the first signal terminal 31 and the second signal terminal 32 of the rf transceiver 3.
Specifically, the radio frequency circuit component in this scheme is applied to an electronic device, referring to fig. 3, the first antenna 1 and the second antenna 2 may be disposed on the top side and the bottom side of the body 8 of the electronic device, the radio frequency transceiver 3, the first radio frequency component 5, and the second radio frequency component 6 are disposed on the motherboard 9 of the body 8 of the electronic device, respectively, and the motherboard 9 is provided with the first radio frequency test socket 71 and the second radio frequency test socket 72 corresponding to the first antenna 1 and the second antenna 2, respectively, a distance between the first radio frequency test socket 71 and the second radio frequency test socket 72 is greater than a distance between the first radio frequency power amplifier 51 and the second radio frequency power amplifier 61, and the switch 4 is disposed close to the first radio frequency power amplifier 51, the second radio frequency power amplifier 61, and the radio frequency test socket 3, compared with the distance between the first radio frequency test socket 71 and the second radio frequency test socket 72, the routing loss length may be reduced, so that the routing loss may be effectively reduced, and the output loss from the radio frequency power amplifier becomes the loss, and the output capability of the radio frequency transceiver 3 is sufficient, so that the whole circuit may be ignored.
According to the above list, the embodiment of the utility model provides a radio frequency circuit subassembly, change over switch 4 is used for switching the radio frequency route between radio frequency transceiver 3 and first antenna 1 or second antenna 2, through being close to change over switch 4 between first radio frequency subassembly 5 and second radio frequency subassembly 6, when realizing that first antenna 1 and second antenna 2 freely switch over, can effectively reduce the loss of walking the line on the mainboard 9, and the loss of device under the low power environment is littleer, do not cause the increase of cost simultaneously.
Further, in a specific implementation, the radio frequency circuit assembly provided in this embodiment further includes: and the controller is connected with the selector switch 4 and is used for detecting the first antenna 1 and the second antenna 2 and controlling the selector switch 4 based on the detection result so as to gate a radio frequency path between the first antenna 1 or the second antenna 2 with better transmission power and the signal end of the radio frequency transceiver 3.
It is specific, carry out accurate control in order to realize change over switch 4, the utility model discloses in the technical scheme who takes, still be provided with the controller that is used for controlling change over switch 4, this controller can carry out real-time detection to first antenna 1 and second antenna 2 to according to testing result control change over switch 4, in order to gate through change over switch 4 in first antenna 1 and the second antenna 2 the better antenna of transmitting power and the radio frequency transceiver 3 the first signal end 31 or the radio frequency route between the second signal end 32, in order to improve signal receiving and dispatching effect.
Specifically, according to the different frequency channels of signal, the utility model discloses in the technical scheme who takes, refer to fig. 2, change over switch 4 includes: a low frequency switch 41, an intermediate frequency switch 42, and a high frequency switch 43; the first signal terminal 31 of the radio frequency transceiver 3 comprises: the first low-frequency signal end, the first intermediate-frequency signal end and the first high-frequency signal end; the second signal terminal 32 of the radio frequency transceiver 3 comprises: a second low-frequency signal end, a second intermediate-frequency signal end and a second high-frequency signal end; and, the first radio frequency power amplifier 51 includes: the first low-frequency interface, the first intermediate-frequency interface and the first high-frequency interface; the second radio frequency power amplifier 61 includes: the second low-frequency interface, the second intermediate-frequency interface and the second high-frequency interface; correspondingly, the low-frequency switch 41 is connected to the first low-frequency signal terminal, the second low-frequency signal terminal, the first low-frequency interface and the second low-frequency interface, the intermediate-frequency switch 42 is connected to the first intermediate-frequency signal terminal, the second intermediate-frequency signal terminal, the first intermediate-frequency interface and the second intermediate-frequency interface, and the high-frequency switch 43 is connected to the first high-frequency signal terminal, the second high-frequency signal terminal, the first high-frequency interface and the second high-frequency interface.
Further, referring to fig. 1 and fig. 2, in an implementation, the low frequency switch 41, the intermediate frequency switch 42, and the high frequency switch 43 respectively support a double pole double throw function.
Specifically, in order to realize the effective switching of radio frequency route between change over switch 4 to first antenna 1 and second antenna 2 and the first signal end 31 and the second signal end 32 of radio frequency transceiver 3, the utility model discloses among the technical scheme who takes, low frequency change over switch 41, intermediate frequency change over switch 42 and high frequency change over switch 43 can set up to double-pole double-throw respectively.
Example two
Referring to fig. 3, a second embodiment of the present invention provides an electronic device, where the radio frequency circuit assembly includes: a body 8; the first antenna 1 and the second antenna 2 are respectively arranged at a first position and a second position of the body 8, and the first position is different from the second position; and the radio frequency circuit component.
Specifically, the utility model provides an electronic equipment can be but not limited to for the cell-phone, first antenna 1 and second antenna 2 can set up respectively in the top side and the bottom side of cell-phone, because the different user state of electronic equipment, first antenna 1 or second antenna 2 can be caused the influence to transmission power by the condition such as sheltering from, and the change over switch 4 through the radio frequency circuit subassembly can select to switch on the radio frequency route between the one of first antenna 1 and second antenna 2 that the emission efficiency is more excellent and radio frequency transceiver 3 to guarantee that electronic equipment has more excellent signal intensity; the body 8 comprises a mainboard 9, a first radio frequency test seat 71 and a second radio frequency test seat 72 which respectively correspond to the first antenna 1 and the second antenna 2 are arranged on the mainboard 9, and a radio frequency transceiver 3, a first radio frequency power amplifier 51, a second radio frequency power amplifier 61 and a change-over switch 4 of the radio frequency circuit assembly are also respectively arranged on the mainboard 9, because the positions of the first radio frequency test seat 71 and the second radio frequency test seat 72 on the mainboard 9 respectively correspond to the positions of the first antenna 1 and the second antenna 2, the distance between the first radio frequency test seat 71 and the second radio frequency test seat 72 is larger than the distance between the first radio frequency power amplifier 51 and the second radio frequency power amplifier 61, and the change-over switch 4 is arranged close to the first radio frequency assembly 5 and the second radio frequency assembly 6 in the scheme, so that the free switching of the first antenna 1 and the second antenna 2 can be realized, the loss on the mainboard 9 can be effectively reduced, the loss of devices is smaller in a low-power environment, and the cost of the electronic equipment is not increased.
It should be noted that in the description of the present specification, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A radio frequency circuit assembly, comprising:
a radio frequency transceiver including a first signal terminal and a second signal terminal;
a first radio frequency component, one end of which is connected with a first antenna;
one end of the second radio frequency component is connected with the second antenna;
and the change-over switch is respectively connected with the other end of the first radio frequency component, the other end of the second radio frequency component, the first signal end and the second signal end of the radio frequency transceiver and is used for gating a radio frequency path between the first signal end or the second signal end and the first antenna or gating a radio frequency path between the first signal end or the second signal end and the second antenna.
2. The radio frequency circuit assembly of claim 1,
the first radio frequency component comprises a first radio frequency power amplifier and a first frequency divider;
the second radio frequency component comprises a second radio frequency power amplifier and a second frequency divider;
the switch is respectively connected with the first radio frequency power amplifier, the second radio frequency power amplifier, the first signal end and the second signal end.
3. The radio frequency circuit assembly of claim 2, further comprising:
and the controller is connected with the change-over switch and used for detecting the first antenna and the second antenna and controlling the change-over switch based on the detection result so as to gate a radio frequency path between the first antenna or the second antenna with better transmission power and the signal end of the radio frequency transceiver.
4. The radio frequency circuit assembly of claim 2,
the changeover switch includes: a low frequency transfer switch, a medium frequency transfer switch and a high frequency transfer switch.
5. The RF circuit assembly of claim 4,
the first signal terminal includes: the first low-frequency signal end, the first intermediate-frequency signal end and the first high-frequency signal end;
the second signal terminal includes: a second low-frequency signal end, a second intermediate-frequency signal end and a second high-frequency signal end;
the first radio frequency power amplifier includes: the first low-frequency interface, the first intermediate-frequency interface and the first high-frequency interface;
the second radio frequency power amplifier includes: the second low-frequency interface, the second intermediate-frequency interface and the second high-frequency interface.
6. The radio frequency circuit assembly of claim 5,
the low-frequency switch is respectively connected with the first low-frequency signal end, the second low-frequency signal end, the first low-frequency interface and the second low-frequency interface;
the intermediate frequency transfer switch is respectively connected with the first intermediate frequency signal end, the second intermediate frequency signal end, the first intermediate frequency interface and the second intermediate frequency interface;
the high-frequency switch is connected to the first high-frequency signal terminal, the second high-frequency signal terminal, the first high-frequency interface, and the second high-frequency interface, respectively.
7. The radio frequency circuit assembly of claim 4,
the low frequency transfer switch, the medium frequency transfer switch and the high frequency transfer switch respectively support a double-pole double-throw function.
8. An electronic device, comprising:
a body;
the first antenna and the second antenna are respectively arranged at a first position and a second position of the body, and the first position is different from the second position;
a radio frequency circuit assembly as claimed in any one of claims 1 to 7.
9. The electronic device of claim 8,
the body comprises a main board, and a first radio frequency test seat and a second radio frequency test seat which respectively correspond to the first antenna and the second antenna are arranged on the main board;
the radio frequency transceiver, the first radio frequency power amplifier, the second radio frequency power amplifier and the change-over switch of the radio frequency circuit component are respectively arranged on the mainboard.
10. The electronic device of claim 9,
the distance between the first radio frequency test seat and the second radio frequency test seat is larger than the distance between the first radio frequency power amplifier and the second radio frequency power amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220958612.1U CN217643352U (en) | 2022-04-24 | 2022-04-24 | Radio frequency circuit assembly and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220958612.1U CN217643352U (en) | 2022-04-24 | 2022-04-24 | Radio frequency circuit assembly and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217643352U true CN217643352U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220958612.1U Active CN217643352U (en) | 2022-04-24 | 2022-04-24 | Radio frequency circuit assembly and electronic equipment |
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| Country | Link |
|---|---|
| CN (1) | CN217643352U (en) |
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- 2022-04-24 CN CN202220958612.1U patent/CN217643352U/en active Active
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