Radio frequency assembly, radio frequency system and electronic device

Abstract

The application discloses a radio frequency assembly, a radio frequency system and an electronic device, and belongs to the radio frequency technical field.The radio frequency assembly comprises a first antenna, a second antenna, a first radio frequency module, a second radio frequency module and a third radio frequency module.The first radio frequency module comprises a first transmitting unit, a first receiving unit, a second receiving unit, a first switching unit and a second switching unit.The first transmitting unit is electrically connected with the first end of the first switching unit.The first receiving unit is electrically connected with the second end of the first switching unit.The third end of the first switching unit is electrically connected with the first end of the second switching unit.The second end of the second switching unit is electrically connected with the first antenna.The second receiving unit is electrically connected with the third end of the second switching unit.The fourth end of the second switching unit is electrically connected with the second antenna.The second radio frequency module has a working frequency band lower than that of the first radio frequency module, and its transceiving end is electrically connected with the fifth end of the second switching unit, and its receiving end is electrically connected with the sixth end of the second switching unit.

Description

Technical Field

[0001] This application relates to the field of radio frequency technology, and in particular to radio frequency components, radio frequency systems and electronic devices. Background Technology

[0002] SRS (Sounding Reference Signal) is a key technology in wireless communication systems. In 5G NR (New Radio) RF design, SRS functionality is generally implemented through an antenna switching switch. For example, in the N41 band, an antenna switching switch independent of the RF front-end module is usually required to achieve SRS antenna switching. In UHB (Ultra High Band) bands such as N77 / N78, the built-in antenna switching switch within the corresponding RF front-end module is generally used to achieve SRS antenna switching. Integrating these two types of RF front-end modules requires more RF components, resulting in larger layout space and higher costs. Utility Model Content

[0003] The main objective of this application is to provide a radio frequency component, radio frequency system, and electronic device, which aims to solve the technical problem of reducing layout space and cost when integrating radio frequency front-end modules with different operating frequency bands to achieve SRS antenna switching.

[0004] To achieve the above objectives, this application provides a radio frequency (RF) component, the RF component comprising: First antenna; Second antenna; A first radio frequency module, comprising a first transmitting unit, a first receiving unit, a second receiving unit, a first switching unit, and a second switching unit, wherein the first transmitting unit is electrically connected to a first terminal of the first switching unit, the first receiving unit is electrically connected to a second terminal of the first switching unit, a third terminal of the first switching unit is electrically connected to a first terminal of the second switching unit, a second terminal of the second switching unit is electrically connected to a first antenna, the second receiving unit is electrically connected to a third terminal of the second switching unit, and a fourth terminal of the second switching unit is electrically connected to the second antenna; The second radio frequency module operates at a frequency lower than that of the first radio frequency module. The transceiver terminal of the second radio frequency module is electrically connected to the fifth terminal of the second switching unit, and the receiver terminal of the second radio frequency module is electrically connected to the sixth terminal of the second switching unit.

[0005] In one embodiment, the first transmitting unit includes: A first power amplifier, wherein a first terminal of the first power amplifier is electrically connected to the transmitter terminal of the first radio frequency module; A first transmitting filter, wherein a first end of the first transmitting filter is electrically connected to a second end of the first power amplifier, and a second end of the first transmitting filter is electrically connected to a first end of the first switching unit.

[0006] In one embodiment, the first receiving unit includes: A first low-noise amplifier, wherein a first terminal of the first low-noise amplifier is electrically connected to a first receiving terminal of the first radio frequency module; A first receiving filter, wherein a first end of the first receiving filter is electrically connected to a second end of the first low-noise amplifier, and a second end of the first receiving filter is electrically connected to a second end of the first switching unit.

[0007] In one embodiment, the second receiving unit includes: A second low-noise amplifier, wherein the first terminal of the second low-noise amplifier is electrically connected to the second receiving terminal of the first radio frequency module; The second receiving filter has a first terminal electrically connected to the second terminal of the second low-noise amplifier, and a second terminal electrically connected to the third terminal of the second switching unit.

[0008] In one embodiment, the first switching unit includes: A first switch, wherein a first end of the first switch is electrically connected to the first transmitting unit, a second end of the first switch is electrically connected to the first receiving unit, and a third end of the first switch is electrically connected to the first end of the second switching unit.

[0009] In one embodiment, the second switching unit includes: The first combiner has its first end electrically connected to the third end of the first switching unit, and its second end electrically connected to the transceiver end of the second radio frequency module. The second combiner has a first end electrically connected to the second receiving unit and a second end electrically connected to the receiving end of the second radio frequency module. The second switch has a first terminal electrically connected to the third terminal of the first combiner, a second terminal electrically connected to the first antenna, a third terminal electrically connected to the third terminal of the second combiner, and a fourth terminal electrically connected to the second antenna.

[0010] In one embodiment, the radio frequency component is electrically connected to another radio frequency component, the other radio frequency component comprising: Third antenna; Fourth antenna; The third radio frequency module includes a second transmitting unit, a third receiving unit, a fourth receiving unit, a third switching unit, and a fourth switching unit. The second transmitting unit is electrically connected to a first terminal of the third switching unit, the third receiving unit is electrically connected to a second terminal of the third switching unit, the third terminal of the third switching unit is electrically connected to a first terminal of the fourth switching unit, the second terminal of the fourth switching unit is electrically connected to a third antenna, the fourth receiving unit is electrically connected to a third terminal of the fourth switching unit, and the fourth terminal of the fourth switching unit is electrically connected to the fourth antenna. The fourth radio frequency module operates at a frequency lower than that of the third radio frequency module. The transceiver terminal of the fourth radio frequency module is electrically connected to the fifth terminal of the fourth switching unit, and the receiver terminal of the fourth radio frequency module is electrically connected to the sixth terminal of the fourth switching unit. The seventh terminal of the fourth switching unit is electrically connected to the eighth terminal of the second switching unit, and the eighth terminal of the fourth switching unit is electrically connected to the seventh terminal of the second switching unit.

[0011] In one embodiment, the third radio frequency module operates in the same frequency band as the first radio frequency module, and the fourth radio frequency module operates in the same frequency band as the second radio frequency module.

[0012] In addition, to achieve the above objectives, this application also provides a radio frequency system, which includes at least two radio frequency components as described above, wherein the antenna switching output terminal of one radio frequency component is electrically connected to the antenna switching input terminal of the other radio frequency component, and the antenna switching input terminal of one radio frequency component is electrically connected to the antenna switching output terminal of the other radio frequency component.

[0013] In addition, to achieve the above objectives, this application also provides an electronic device, which includes the radio frequency system described above.

[0014] This application proposes a radio frequency (RF) component, RF system, and electronic device, overcoming the problem that related technical solutions require a large number of RF devices when integrating RF front-end modules with different operating frequency bands to achieve SRS antenna switching, resulting in large layout space and high cost. The RF component includes: a first antenna; a second antenna; a first RF module, which includes a first transmitting unit, a first receiving unit, a second receiving unit, a first switching unit, and a second switching unit. The first transmitting unit is electrically connected to a first terminal of the first switching unit, the first receiving unit is electrically connected to a second terminal of the first switching unit, the third terminal of the first switching unit is electrically connected to a first terminal of the second switching unit, the second terminal of the second switching unit is electrically connected to the first antenna, the second receiving unit is electrically connected to a third terminal of the second switching unit, and the fourth terminal of the second switching unit is electrically connected to the second antenna; and a second RF module, whose operating frequency band is lower than that of the first RF module. The transceiver terminal of the second RF module is electrically connected to a fifth terminal of the second switching unit, and the receiving terminal of the second RF module is electrically connected to a sixth terminal of the second switching unit.

[0015] In the radio frequency components proposed in this application, the first radio frequency module and the second radio frequency module with different operating frequency bands can share the second switching unit built into the first radio frequency module, eliminating the need to configure an additional antenna switching switch for the second radio frequency module. This achieves at least the following technical effects: when integrating radio frequency front-end modules with different operating frequency bands to realize SRS antenna switching, the layout space occupied by the additional antenna switching switch can be reduced, and the cost required to configure the additional antenna switching switch can be saved. Attached Figure Description

[0016] To more clearly illustrate the technical solutions in the embodiments or related technologies of this application, the accompanying drawings used in the description of the embodiments or related technologies will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on the structures shown in these drawings without creative effort.

[0017] Figure 1 This is a schematic diagram of the structure of a radio frequency component provided in an embodiment of this application; Figure 2 This is a schematic diagram of the structure of a first transmitting unit in a radio frequency component provided in an embodiment of this application; Figure 3 This is a schematic diagram of the structure of a first receiving unit in a radio frequency component provided in an embodiment of this application; Figure 4 This is a schematic diagram of the structure of a second receiving unit in a radio frequency component provided in an embodiment of this application; Figure 5This is a schematic diagram of the structure of a first switching unit in a radio frequency component provided in an embodiment of this application; Figure 6 A schematic diagram of the structure of a radio frequency component after refining the second switching unit, provided in an embodiment of this application; Figure 7 This is a schematic diagram of a structure in which a radio frequency component is electrically connected to another radio frequency component, as provided in an embodiment of this application.

[0018] Explanation of icon numbers: 01. First antenna; 02. Second antenna; 10. First RF module; 11. First transmitting unit; 12. First receiving unit; 13. Second receiving unit; 14. First switching unit; 15. Second switching unit; 20. Second RF module; 111. First power amplifier; TX_IN. Transmitter; 112. First transmit filter; LNA_OUT1. First receiver; 121. First low-noise amplifier; 122. First receive filter; LNA_OUT2. Second receiver; 131. Second low-noise amplifier; 132. Second receive filter; K1. First switch; 151. First combiner; 152. Second combiner; 153. Second switch; 03. Third antenna; 04. Fourth antenna; 30. Third RF module; 31. Second transmitting unit; 32. Third receiving unit; 33. Fourth receiving unit; 34. Third switching unit; 35. Fourth switching unit; 40. Fourth RF module.

[0019] The realization of the purpose, functional features and advantages of this application will be further explained in conjunction with the embodiments and with reference to the accompanying drawings. Detailed Implementation

[0020] The technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of the embodiments. Based on the embodiments of this application, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of this application.

[0021] The radio frequency components, radio frequency systems, and electronic devices provided in this application are specifically described through the following embodiments, starting with the radio frequency components.

[0022] This application provides a radio frequency component, referring to... Figure 1 , Figure 1 This is a schematic diagram of the structure of a radio frequency (RF) component provided in an embodiment of this application. The RF component includes: First antenna 01; Second antenna 02; The first radio frequency module 10 includes a first transmitting unit 11, a first receiving unit 12, a second receiving unit 13, a first switching unit 14, and a second switching unit 15. The first transmitting unit 11 is electrically connected to the first terminal of the first switching unit 14, the first receiving unit 12 is electrically connected to the second terminal of the first switching unit 14, the third terminal of the first switching unit 14 is electrically connected to the first terminal of the second switching unit 15, the second terminal of the second switching unit 15 is electrically connected to the first antenna 01, the second receiving unit 13 is electrically connected to the third terminal of the second switching unit 15, and the fourth terminal of the second switching unit 15 is electrically connected to the second antenna 02. The second radio frequency module 20 operates at a frequency lower than that of the first radio frequency module 10. The transceiver terminal of the second radio frequency module 20 is electrically connected to the fifth terminal of the second switching unit 15, and the receiver terminal of the second radio frequency module 20 is electrically connected to the sixth terminal of the second switching unit 15.

[0023] In this embodiment, the radio frequency component can be regarded as a 1T2R (1 transmit link, 2 receive links) antenna transceiver architecture integrating a first radio frequency module 10 and a second radio frequency module 20 with different operating frequency bands. The operating frequency band of the first radio frequency module 10 can be the N77 band, N78 band or other bands in UHB, and the operating frequency band of the second radio frequency module 20 can be the N41 band. Since the second radio frequency module 20 in this embodiment can share the second switching unit 15 that can realize the SRS antenna switching function with the first radio frequency module 10, it is no longer necessary to arrange an antenna switching switch between the second radio frequency module 20 and the first antenna 01 and the second antenna 02. In practical applications, at least the device cost and related wiring required to lay out the additional antenna switching switch can be saved.

[0024] In this embodiment, the first switching unit 14 can be used to open the path between the first transmitting unit 11 and the second switching unit 15 and close the path between the first receiving unit 12 and the second switching unit 15, or it can be used to open the path between the first receiving unit 12 and the second switching unit 15 and close the path between the first transmitting unit 11 and the second switching unit 15; the second switching unit 15 can be used to open or close the path between the first antenna 01 and / or the second antenna 02 and the first switching unit 14, the second receiving unit 13 and the second radio frequency module 20.

[0025] This embodiment provides a radio frequency component. By sharing a second switching unit 15 built into the first radio frequency module 10 with the second radio frequency module 20, which operate in different frequency bands, it is no longer necessary to configure an additional antenna switching switch for the second radio frequency module 20. This achieves at least the following technical effects: when integrating radio frequency front-end modules with different operating frequency bands to achieve SRS antenna switching, the layout space occupied by the additional antenna switching switch can be reduced, and the cost required to configure the additional antenna switching switch can be saved.

[0026] Reference Figure 2 In some feasible embodiments, the first transmitting unit 11 described above may specifically include: The first power amplifier 111, the first terminal of the first power amplifier 111 is electrically connected to the transmitter terminal TX_IN of the first radio frequency module 10; The first transmitting filter 112 has its first end electrically connected to the second end of the first power amplifier 111, and its second end electrically connected to the first end of the first switching unit 14.

[0027] In this embodiment, the first terminal and the second terminal of the first power amplifier 111 can be regarded as its input terminal and output terminal, respectively, and the first terminal and the second terminal of the first transmitting filter 112 can be regarded as its input terminal and output terminal, respectively.

[0028] As an example, the transmitted signal of the first radio frequency module 10 can reach the first antenna 01 or the second antenna 02 after passing through the first power amplifier 111, the first transmit filter 112, the first switching unit 14 and the second switching unit 15 in sequence.

[0029] Reference Figure 3 In some feasible embodiments, the first receiving unit 12 described above may specifically include: The first low-noise amplifier 121, the first terminal of the first low-noise amplifier 121 is electrically connected to the first receiving terminal LNA_OUT1 of the first radio frequency module 10; The first receiving filter 122 has its first end electrically connected to the second end of the first low-noise amplifier 121, and its second end electrically connected to the second end of the first switching unit 14.

[0030] In this embodiment, the first terminal and the second terminal of the first low-noise amplifier 121 can be regarded as its output terminal and input terminal, respectively, and the first terminal and the second terminal of the first receiving filter 122 can be regarded as its output terminal and input terminal, respectively.

[0031] As an example, radio frequency signals from the first antenna 01 or the second antenna 02 can be received by the first radio frequency module 10 after passing through the second switching unit 15, the first switching unit 14, the first receiving filter 122 and the first low noise amplifier 121 in sequence.

[0032] Reference Figure 4 In some feasible embodiments, the second receiving unit 13 described above may specifically include: The second low-noise amplifier 131, the first terminal of the second low-noise amplifier 131 is electrically connected to the second receiving terminal LNA_OUT2 of the first radio frequency module 10; The second receiving filter 132 has its first end electrically connected to the second end of the second low-noise amplifier 131, and its second end electrically connected to the third end of the second switching unit 15.

[0033] In this embodiment, the first and second terminals of the second low-noise amplifier 131 can be regarded as its output and input terminals, respectively, and the first and second terminals of the second receiving filter 132 can be regarded as its output and input terminals, respectively.

[0034] As an example, radio frequency signals from the first antenna 01 or the second antenna 02 can be received by the first radio frequency module 10 after passing through the second switching unit 15, the second receiving filter 132 and the second low noise amplifier 131 in sequence.

[0035] Reference Figure 5 In some feasible embodiments, the first switching unit 14 described above may specifically include: The first switch K1 has its first end electrically connected to the first transmitting unit 11, its second end electrically connected to the first receiving unit 12, and its third end electrically connected to the first end of the second switching unit 15.

[0036] In this embodiment, the first end of the first switch K1 serves as the first end of the first switching unit 14, the second end of the first switch K1 serves as the second end of the first switching unit 14, and the third end of the first switch K1 serves as the third end of the first switching unit 14.

[0037] As an example, the first switch K1 in this embodiment can be a single-pole double-throw switch, which can be used to open the path between the first transmitting unit 11 and the second switching unit 15 and close the path between the first receiving unit 12 and the second switching unit 15, or it can be used to open the path between the first receiving unit 12 and the second switching unit 15 and close the path between the first transmitting unit 11 and the second switching unit 15.

[0038] Reference Figure 6In some feasible embodiments, the second switching unit 15 may specifically include: The first combiner 151 has its first end electrically connected to the third end of the first switching unit 14, and its second end electrically connected to the transceiver end of the second radio frequency module 20. The second combiner 152 has its first end electrically connected to the second receiving unit 13 and its second end electrically connected to the receiving end of the second radio frequency module 20. The second switch 153 has its first terminal electrically connected to the third terminal of the first combiner 151, its second terminal electrically connected to the first antenna 01, its third terminal electrically connected to the third terminal of the second combiner 152, and its fourth terminal electrically connected to the second antenna 02.

[0039] In this embodiment, the first end of the first combiner 151 serves as the first end of the second switching unit 15, and the second end of the first combiner 151 serves as the fifth end of the second switching unit 15; the first end of the second combiner 152 serves as the third end of the second switching unit 15, and the second end of the second combiner 152 serves as the sixth end of the second switching unit 15; the second end of the second switch 153 serves as the second end of the second switching unit 15, and the fourth end of the second switch 153 serves as the fourth end of the second switching unit 15.

[0040] It should be noted that, in this embodiment, when the first RF module 10 and the second RF module 20 output transmission signals, the first combiner 151 and / or the second combiner 152 serve to combine the transmission signals; when the second switch 153 transmits antenna signals from the first antenna 01 and / or the second antenna 02, the first combiner 151 and / or the second combiner 152 serve to split the antenna signals and provide them to the first RF module 10 and the second RF module 20, which is equivalent to a frequency divider.

[0041] As an example, the second switch 153 in this embodiment can be a double-pole double-throw switch, which can be used to turn on or off the path between the first antenna 01 and / or the second antenna 02 and the first combiner 151 and / or the second combiner 152, thereby determining whether the first switching unit 14, the second receiving unit 13 and the second radio frequency module 20 can establish an electrical connection with the first antenna 01 and / or the second antenna 02.

[0042] As an example, the second switch 153 in this embodiment can also be a three-pole three-throw switch. Compared with a double-pole double-throw switch, the two additional ports of the three-pole three-throw switch can be used as the antenna switching input and antenna switching output of the radio frequency component, respectively, to establish an electrical connection with the antenna switching output and antenna switching input of another radio frequency component, thereby forming a new antenna transceiver architecture.

[0043] Reference Figure 7 In some feasible embodiments, the above-described radio frequency component may be electrically connected to another radio frequency component, which may include: Third antenna 03; Fourth antenna 04; The third radio frequency module 30 includes a second transmitting unit 31, a third receiving unit 32, a fourth receiving unit 33, a third switching unit 34, and a fourth switching unit 35. The second transmitting unit 31 is electrically connected to the first end of the third switching unit 34, the third receiving unit 32 is electrically connected to the second end of the third switching unit 34, the third end of the third switching unit 34 is electrically connected to the first end of the fourth switching unit 35, the second end of the fourth switching unit 35 is electrically connected to the third antenna 03, the fourth receiving unit 33 is electrically connected to the third end of the fourth switching unit 35, and the fourth end of the fourth switching unit 35 is electrically connected to the fourth antenna 04. The fourth radio frequency module 40 operates at a frequency lower than that of the third radio frequency module 30. The transceiver end of the fourth radio frequency module 40 is electrically connected to the fifth terminal of the fourth switching unit 35, and the receiver end of the fourth radio frequency module 40 is electrically connected to the sixth terminal of the fourth switching unit 35. The seventh terminal of the fourth switching unit 35 is electrically connected to the eighth terminal of the second switching unit 15.

[0044] It should be noted that the internal structure of another radio frequency component in this embodiment can be consistent with the internal structure of the radio frequency component provided in the above embodiment. The specific structures of the second transmitting unit 31, the third receiving unit 32, the fourth receiving unit 33, the third switching unit 34 and the fourth switching unit 35 can correspond to the first transmitting unit 11, the first receiving unit 12, the second receiving unit 13, the first switching unit 14 and the second switching unit 15 in the above embodiment, respectively, and will not be elaborated here.

[0045] As an example, the antenna switching switch included in the fourth switching unit 35 and the second switching unit 15 in this embodiment may be a three-pole three-throw switch.

[0046] In this embodiment, the seventh terminal of the fourth switching unit 35 can be regarded as the antenna switching input terminal of another radio frequency component, the eighth terminal of the second switching unit 15 can be regarded as the antenna switching output terminal of the radio frequency component in the above embodiment, the eighth terminal of the fourth switching unit 35 can be regarded as the antenna switching output terminal of another radio frequency component, and the seventh terminal of the second switching unit 15 can be regarded as the antenna switching input terminal of the radio frequency component in the above embodiment. Through this connection method, the radio frequency component provided in the above embodiment and another radio frequency component can jointly form a 2T4R (2 transmit links, 4 receive links) antenna transceiver architecture.

[0047] In some feasible embodiments, the third radio frequency module 30 operates in the same frequency band as the first radio frequency module 10, and the fourth radio frequency module 40 operates in the same frequency band as the second radio frequency module 20.

[0048] In this embodiment, the operating frequency bands of the third radio frequency module 30 and the first radio frequency module 10 can be the N77 band, N78 band or other bands in UHB, and the operating frequency bands of the fourth radio frequency module 40 and the second radio frequency module 20 can be the N41 band.

[0049] Furthermore, this application embodiment also provides a radio frequency system, which includes two radio frequency components provided in the above embodiments, wherein the antenna switching output terminal of one radio frequency component is electrically connected to the antenna switching input terminal of the other radio frequency component, and the antenna switching input terminal of one radio frequency component is electrically connected to the antenna switching output terminal of the other radio frequency component.

[0050] Since the radio frequency system proposed in this embodiment includes the radio frequency components proposed in the above embodiments, it has the beneficial effects of the above embodiments. For details on the specific working process and principle of the radio frequency components, please refer to the radio frequency components provided in the above embodiments. They will not be described in detail here, and all are within the protection scope of this embodiment.

[0051] Furthermore, this application also provides an electronic device that includes the radio frequency system provided in the above embodiments.

[0052] Since the electronic device proposed in this embodiment includes the radio frequency system proposed in the above embodiments, it has the beneficial effects of the above embodiments. For details on the specific working process and principle of the radio frequency system, please refer to the radio frequency system provided in the above embodiments. It will not be repeated here, and all are within the protection scope of this embodiment.

[0053] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of this application are only used to explain the relative positional relationship and movement of each component in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indication will also change accordingly.

[0054] Furthermore, the use of terms such as "first" and "second" in this application is for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of those features. In the description of this application, "multiple" means at least two, such as two, three, etc., unless otherwise explicitly specified. Additionally, the meaning of "and / or" throughout the text includes three parallel solutions; for example, "A and / or B" includes solution A, solution B, or a solution that simultaneously satisfies A and B.

[0055] In this application, unless otherwise expressly specified and limited, the terms "connection," "fixed," etc., should be interpreted broadly. For example, "fixed" can mean a fixed connection, a detachable connection, or an integral part; it can mean a mechanical connection or an electrical connection; it can mean a direct connection or an indirect connection through an intermediate medium; it can mean the internal communication of two components or the interaction between two components, unless otherwise expressly limited. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances.

[0056] It should also be understood that references to "one embodiment" or "some embodiments" in the specification of embodiments of this application mean that one or more embodiments of this application include the specific features, structures, or characteristics described in connection with that embodiment. Therefore, the phrases "in one embodiment," "in some embodiments," "in other embodiments," "in still other embodiments," etc., appearing in different parts of this specification do not necessarily refer to the same embodiment, but rather mean "one or more, but not all, embodiments," unless otherwise specifically emphasized. The terms "comprising," "including," "having," and variations thereof all mean "including but not limited to," unless otherwise specifically emphasized.

[0057] It should be noted that the technical solutions of the various embodiments of this application can be combined with each other, but only if they are implemented by those skilled in the art. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such combination of technical solutions does not exist and is not within the scope of protection claimed by this application.

[0058] The above are merely optional embodiments of this application and do not limit the patent scope of this application. Any equivalent structural or procedural transformations made using the content of this application's specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this application.

Claims

1. A radio frequency component, characterized in that, The radio frequency component includes: First antenna; Second antenna; A first radio frequency module, comprising a first transmitting unit, a first receiving unit, a second receiving unit, a first switching unit, and a second switching unit, wherein the first transmitting unit is electrically connected to a first terminal of the first switching unit, the first receiving unit is electrically connected to a second terminal of the first switching unit, a third terminal of the first switching unit is electrically connected to a first terminal of the second switching unit, a second terminal of the second switching unit is electrically connected to a first antenna, the second receiving unit is electrically connected to a third terminal of the second switching unit, and a fourth terminal of the second switching unit is electrically connected to the second antenna; The second radio frequency module operates at a frequency lower than that of the first radio frequency module. The transceiver terminal of the second radio frequency module is electrically connected to the fifth terminal of the second switching unit, and the receiver terminal of the second radio frequency module is electrically connected to the sixth terminal of the second switching unit.

2. The radio frequency component as described in claim 1, characterized in that, The first transmitting unit includes: A first power amplifier, wherein a first terminal of the first power amplifier is electrically connected to the transmitter terminal of the first radio frequency module; A first transmitting filter, wherein a first end of the first transmitting filter is electrically connected to a second end of the first power amplifier, and a second end of the first transmitting filter is electrically connected to a first end of the first switching unit.

3. The radio frequency component as described in claim 1, characterized in that, The first receiving unit includes: A first low-noise amplifier, wherein a first terminal of the first low-noise amplifier is electrically connected to a first receiving terminal of the first radio frequency module; A first receiving filter, wherein a first end of the first receiving filter is electrically connected to a second end of the first low-noise amplifier, and a second end of the first receiving filter is electrically connected to a second end of the first switching unit.

4. The radio frequency component as described in claim 1, characterized in that, The second receiving unit includes: A second low-noise amplifier, wherein the first terminal of the second low-noise amplifier is electrically connected to the second receiving terminal of the first radio frequency module; The second receiving filter has a first terminal electrically connected to the second terminal of the second low-noise amplifier, and a second terminal electrically connected to the third terminal of the second switching unit.

5. The radio frequency component as claimed in claim 1, characterized in that, The first switching unit includes: A first switch, wherein a first end of the first switch is electrically connected to the first transmitting unit, a second end of the first switch is electrically connected to the first receiving unit, and a third end of the first switch is electrically connected to the first end of the second switching unit.

6. The radio frequency component as claimed in claim 1, characterized in that, The second switching unit includes: The first combiner has its first end electrically connected to the third end of the first switching unit, and its second end electrically connected to the transceiver end of the second radio frequency module. The second combiner has a first end electrically connected to the second receiving unit and a second end electrically connected to the receiving end of the second radio frequency module. The second switch has a first terminal electrically connected to the third terminal of the first combiner, a second terminal electrically connected to the first antenna, a third terminal electrically connected to the third terminal of the second combiner, and a fourth terminal electrically connected to the second antenna.

7. The radio frequency component as described in any one of claims 1 to 6, characterized in that, The radio frequency component is electrically connected to another radio frequency component, the other radio frequency component including: Third antenna; Fourth antenna; The third radio frequency module includes a second transmitting unit, a third receiving unit, a fourth receiving unit, a third switching unit, and a fourth switching unit. The second transmitting unit is electrically connected to a first terminal of the third switching unit, the third receiving unit is electrically connected to a second terminal of the third switching unit, the third terminal of the third switching unit is electrically connected to a first terminal of the fourth switching unit, the second terminal of the fourth switching unit is electrically connected to a third antenna, the fourth receiving unit is electrically connected to a third terminal of the fourth switching unit, and the fourth terminal of the fourth switching unit is electrically connected to the fourth antenna. The fourth radio frequency module operates at a frequency lower than that of the third radio frequency module. The transceiver terminal of the fourth radio frequency module is electrically connected to the fifth terminal of the fourth switching unit, and the receiver terminal of the fourth radio frequency module is electrically connected to the sixth terminal of the fourth switching unit. The seventh terminal of the fourth switching unit is electrically connected to the eighth terminal of the second switching unit, and the eighth terminal of the fourth switching unit is electrically connected to the seventh terminal of the second switching unit.

8. The radio frequency component as claimed in claim 7, characterized in that, The third radio frequency module operates in the same frequency band as the first radio frequency module, and the fourth radio frequency module operates in the same frequency band as the second radio frequency module.

9. A radio frequency system, characterized in that, The radio frequency system includes two radio frequency components as described in any one of claims 1 to 8, wherein the antenna switching output terminal of one radio frequency component is electrically connected to the antenna switching input terminal of the other radio frequency component, and the antenna switching input terminal of one radio frequency component is electrically connected to the antenna switching output terminal of the other radio frequency component.

10. An electronic device, characterized in that, The electronic device includes the radio frequency system as described in claim 9.

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