CN213152052U - Signal transceiving circuit and electronic device - Google Patents
Signal transceiving circuit and electronic device Download PDFInfo
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- CN213152052U CN213152052U CN202022635067.6U CN202022635067U CN213152052U CN 213152052 U CN213152052 U CN 213152052U CN 202022635067 U CN202022635067 U CN 202022635067U CN 213152052 U CN213152052 U CN 213152052U
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Abstract
The application discloses transceiver circuitry and electronic equipment includes: the system comprises a first transmission power detection coupler, a second transmission power detection coupler, a first radio frequency module, a second radio frequency module, a double-pole double-throw switch and a radio frequency transceiver; the radio frequency transceiver is respectively connected with the first end of the first radio frequency module, the double-pole double-throw switch and the first end of the second radio frequency module; the first end of the first transmitting power detection coupler is connected with the second end of the first radio frequency module, and the second end of the first transmitting power detection coupler is connected with the first fixed end of the double-pole double-throw switch; and the first end of the second transmitting power detection coupler is connected with the second end of the second radio frequency module, and the second end of the second transmitting power detection coupler is connected with the second immobile end of the double-pole double-throw switch. According to the method and the device, the main card and the auxiliary card of the electronic equipment can simultaneously process signals of the same system through the signal receiving and sending circuit, the receiving channel of the main card does not need to be occupied for the auxiliary card to receive the signals, and the data service throughput of the main card is improved.
Description
Technical Field
The application belongs to the technical field of electronic equipment, and particularly relates to a signal transceiving circuit and electronic equipment.
Background
The existing communication systems are continuously evolving, systems and frequency bands which need to be supported by electronic equipment, particularly mobile phone terminals, are continuously increasing, and the terminals need to support 2G/3G/4G/5G at the same time. In support of dual-card dual-standby, in order for the secondary card (SIM2) to be able to realize standby while the primary card (SIM1) is using data or call services, most terminals use a method of tuning away the antenna and the rf path, as shown in fig. 1, for example, when the primary card and the secondary card are both in 5G data service mode, a group of channels needs to be tuned to the secondary card for use.
In the framework of the prior art, when the main card and the auxiliary card simultaneously process signals of the same system, at least one group of channels of radio frequency and antenna provided for the main card needs to be tuned away for the auxiliary card to use, so that the throughput of user data service of the main card is reduced, the card pause delay is caused, and the experience is influenced.
Disclosure of Invention
The application aims to provide a signal transceiving circuit and electronic equipment, and solves the problem that in a circuit framework in the prior art, when a main card and an auxiliary card simultaneously process signals of the same system, the auxiliary card needs to occupy a receiving channel of the main card to realize the simultaneous standby of the main card and the auxiliary card.
In order to solve the technical problem, the present application is implemented as follows:
in a first aspect, an embodiment of the present application provides a signal transceiving circuit, including: the system comprises a first transmission power detection coupler, a second transmission power detection coupler, a first radio frequency module, a second radio frequency module, a double-pole double-throw switch and a radio frequency transceiver;
the radio frequency transceiver is respectively connected with the first end of the first radio frequency module, the first movable end of the double-pole double-throw switch, the second movable end of the double-pole double-throw switch and the first end of the second radio frequency module;
a first end of the first transmission power detection coupler is connected with a second end of the first radio frequency module, and a second end of the first transmission power detection coupler is connected with a first fixed end of the double-pole double-throw switch;
a first end of the second transmission power detection coupler is connected with a second end of the second radio frequency module, and a second end of the second transmission power detection coupler is connected with a second fixed end of the double-pole double-throw switch;
the first radio frequency module is used for processing a first standard signal or a second standard signal; the second radio frequency module is used for processing the first standard signal or the second standard signal.
In a second aspect, an embodiment of the present application provides an electronic device, including the signal transceiving circuit as described above.
In an embodiment of the application, a signal transceiving circuit is provided, through which a standby signal is coupled to an electronic device power detection circuit in the circuit architecture. When the main card and the auxiliary card of the electronic equipment simultaneously process signals of the same system, the power detection circuit coupler is utilized to receive standby signals for the auxiliary card without occupying a receiving path of the main card. The standby signal does not affect the using state of the main card, and the state of the main card receiving channel of the electronic equipment does not need to be adjusted. The problems that the user data service throughput of the main card is reduced, the card pause delay is delayed, and the user experience is influenced are solved.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic diagram of a signal transceiver circuit in the prior art;
fig. 2 is a schematic structural diagram of a signal transceiver circuit according to an embodiment of the present application;
fig. 3 is a schematic diagram of a signal flow structure of a signal transceiver circuit according to an embodiment of the present disclosure;
fig. 4 is one of the schematic diagrams of the signal transceiver circuit according to the embodiment of the present application for implementing dual-card dual standby;
fig. 5 is a second schematic diagram of a signal transceiver circuit according to an embodiment of the present application for implementing dual-card dual standby.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The features of the terms first and second in the description and in the claims of the present application may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In order to make those skilled in the art better understand the signal transceiver circuit of the embodiments of the present application, the following description is made.
The working principle of 4G and 5G double-card double-standby is as follows:
the main card (SIM1) occupies the first channel 7 and the first channel 8 during 4G data traffic or voice traffic. And when receiving the 5G standby signal, the secondary card (SIM2) occupies the fourth channel 10, and the channels do not conflict with each other and do not need to be switched.
The main card (SIM1) occupies the first channel 7 and the first channel 8 during 4G data traffic or voice traffic. When the secondary card (SIM2) receives the 4G standby signal, the diversity reception channel, channel one 8, is switched to the secondary card (SIM2) for use. The master card uses only the first channel 7. After the standby signal is received, the first channel 8 is switched to the main card for use, and the standby signal is returned to the auxiliary card (SIM2) after waiting for the next arrival of the standby signal.
The main card (SIM1) occupies the third channel 9 and the fourth channel 10 during 5G data traffic or voice traffic. The secondary card (SIM2) occupies the first channel 8 when receiving the 4G standby signal, and the channels do not conflict with each other and do not need to be switched.
The main card (SIM1) occupies the third channel 9 and the fourth channel 10 during 5G data service or voice service. When the secondary card (SIM2) receives the 5G standby signal, the diversity reception channel fourth channel 10 is switched to the secondary card (SIM2) for use. The master card uses only channel third channel 9. After the standby signal is received, the fourth channel 10 is switched to the main card for use, and returns to the secondary card (SIM2) after waiting for the next standby signal.
Further, the functions of the respective blocks in fig. 2 are briefly described.
1) Double Pole Double Throw (DPDT) switch: the DPDT switch completes the mutual switching of the two paths of radio frequency signals.
2) A radio frequency transceiver: and the radio frequency transceiver outputs an uplink transmitting signal, receives a downlink receiving signal and simultaneously undertakes control work of the radio frequency transceiver and devices (various switches, transmitting/receiving modules and the like) at the radio frequency front end.
3) A modem: the system is used for completing the demodulation of the signals received by the radio frequency transceiver and sending the modulated signals carrying the information to the radio frequency transceiver. And meanwhile, the control work of devices (various switches, transmitting/receiving modules and the like) of a radio frequency transceiver and a radio frequency front end is carried out.
The following describes a signal transceiving circuit and an electronic device according to an embodiment of the present application with reference to fig. 2 to 5.
As shown in fig. 2, a signal transceiving circuit according to an embodiment of the present application includes:
the system comprises a first transmission power detection coupler 1, a second transmission power detection coupler 2, a first radio frequency module 3, a second radio frequency module 4, a double-pole double-throw switch 5 and a radio frequency transceiver 6;
the radio frequency transceiver 6 is respectively connected with the first end of the first radio frequency module 3, the first moving end of the double-pole double-throw switch 5, the second moving end of the double-pole double-throw switch 5 and the first end of the second radio frequency module 4;
a first end of the first transmission power detection coupler 1 is connected with a second end of the first radio frequency module 3, and a second end of the first transmission power detection coupler 1 is connected with a first fixed end of the double-pole double-throw switch 5;
a first end of the second transmission power detection coupler 2 is connected with a second end of the second radio frequency module 4, and a second end of the second transmission power detection coupler 2 is connected with a second fixed end of the double-pole double-throw switch 5;
the first radio frequency module 3 is used for processing a first standard signal or a second standard signal; the second radio frequency module 4 is used for processing the first standard signal or the second standard signal.
Here, when the slave card receives a standby signal of the same system as the master card, the coupler in the power check circuit and the double-pole double-throw switch 5 are used, the coupler in the power check circuit receives the slave card standby signal, the double-pole double-throw switch 5 is controlled by the electronic device CPU to switch the conduction circuit, and when the electronic device master card and the slave card simultaneously process signals of the same system, the standby signal of the slave card does not affect the use state of the master card, and the receiving channel state of the electronic device master card does not need to be adjusted.
For example, as shown in fig. 3, here, the first transmission power detection coupler 1 is a 4G transmission power detection coupler, the first rf module 3 is a 4G rf module, the second transmission power detection coupler 2 is a 5G transmission power detection coupler, and the second rf module 4 is a 5G rf module.
As shown in fig. 3 and 4, the main card occupies the first channel 7 and the second channel 8 when it is in 4G data service or voice service. When the auxiliary card receives the 4G standby signal, the coupling on the power detection circuit receives the auxiliary card standby signal, the power detection circuit is used as a third channel 9, the electronic device CPU controls the double-pole double-throw switch 5 to switch, the first fixed end and the second movable end of the double-pole double-throw switch 5 are connected, the seventh channel 13 is conducted to be used by the auxiliary card, the main card still uses the first channel 7 and the second channel 8, and the 4G signal is transmitted to the radio frequency transceiver through the third channel 9 and the seventh channel 13.
As shown in fig. 3 and 5, when the master card is in 5G data service or voice service, the fourth channel 10 and the fifth channel 11 are occupied. When the auxiliary card receives the 5G standby signal, the coupling on the power detection circuit receives the auxiliary card standby signal, the power detection circuit is used as a sixth channel 12, the double-pole double-throw switch 5 is controlled by the CPU of the electronic equipment to switch, the second fixed end of the double-pole double-throw switch 5 is connected with the second movable end, the seventh channel 13 is conducted to the auxiliary card for use, the main card still uses the fourth channel 10 and the fifth channel 11, and the sixth channel 12 and the seventh channel 13 transmit the 5G signal to the radio frequency transceiver.
The master card occupies the first channel 7 and the second channel 8 during 4G data service or voice service. And when receiving the 5G standby signal, the auxiliary card occupies the fourth channel 10, the channels do not conflict with each other, and the channels do not need to be switched.
The master card occupies the fourth channel 10 and the fifth channel 11 during 5G data service or voice service. And when the auxiliary card receives the 4G standby signal, the auxiliary card occupies the second channel 8 of the channel, the channels do not conflict with each other, and the channels do not need to be switched.
In an embodiment of the application, a signal transceiving circuit is provided, through which a standby signal is coupled to an electronic device power detection circuit in the circuit architecture. When the main card and the auxiliary card of the electronic equipment simultaneously process signals of the same system, the power detection circuit coupler is utilized to receive standby signals for the auxiliary card without occupying a receiving path of the main card. The standby signal does not affect the using state of the main card, and the state of the main card receiving channel of the electronic equipment does not need to be adjusted. The problem that in a circuit framework in the prior art, when a main card and an auxiliary card simultaneously process signals of the same system, the auxiliary card needs to occupy a receiving channel of the main card to realize the simultaneous standby of the main card and the auxiliary card is solved. The problems that the user data service throughput of the main card is reduced, the card pause delay is delayed, and the user experience is influenced are solved.
Optionally, the third end of the first rf module 3 is connected to the first antenna 14; the third terminal of the first transmission power detection coupler 1 is connected to the second antenna 15.
As shown in fig. 3, the third terminal of the first rf module 3 is connected to the first antenna 14, and the third terminal of the first transmit power detection coupler 1 is connected to the second antenna 15.
Optionally, the first antenna 14 and the second antenna 15 are configured to receive a first standard signal or a second standard signal;
under the condition that the first antenna 14 and the second antenna 15 are used for receiving the first standard signal, the first radio frequency module 3 is used for processing the first standard signal;
under the condition that the first antenna 14 and the second antenna 15 are used for receiving the second standard signal, the first radio frequency module 3 is used for processing the second standard signal.
For example, when the first antenna 14 and the second antenna 15 receive a 5G signal, the first rf module 3 processes the 5G signal, and when the first antenna 14 and the second antenna 15 receive a 4G signal, the first rf module 3 processes the 4G signal.
Optionally, a third end of the second rf module 4 is connected to a third antenna 16; the third terminal of the second transmission power detection coupler 2 is connected to a fourth antenna 17.
As shown in fig. 3, the third terminal of the second rf module 4 is connected to the third antenna 16, and the third terminal of the second transmission power detection coupler 2 is connected to the fourth antenna 17.
Optionally, the third antenna 16 and the fourth antenna 17 are configured to receive a signal of a first standard or a signal of a second standard;
under the condition that the third antenna 16 and the fourth antenna 17 are used for receiving the first standard signal, the second radio frequency module 4 is used for processing the first standard signal;
under the condition that the third antenna 16 and the fourth antenna 17 are used for receiving the second system signal, the second radio frequency module 4 is used for processing the second system signal.
For example, when the third antenna 16 and the fourth antenna 17 receive a 5G signal, the second rf module 4 processes the 5G signal, and when the third antenna 16 and the fourth antenna 17 receive a 4G signal, the second rf module 4 processes the 4G signal.
Optionally, the signal transceiver circuit further includes:
a low noise amplifier 18;
the second moving end of the double-pole double-throw switch 5 is connected with the radio frequency transceiver 6 through the low noise amplifier 18.
When the seventh channel 13 is turned on, the signal passes through the seventh channel 13 and then the signal receiving enhancement function of the low noise amplifier, and the 4G or 5G signal is sent to the radio frequency transceiver 6.
Optionally, the input terminal of the low noise amplifier 18 is connected to the second moving terminal of the double-pole double-throw switch 5, and the output terminal is connected to the radio frequency transceiver 6.
Through the connection of the fixed end and the second movable end of the double-pole double-throw switch 5, the seventh channel 13 is conducted, and the signal is transmitted to the radio frequency transceiver 6 through the signal receiving enhancement function of the seventh channel 13 and the low noise amplifier 18.
In an embodiment of the application, a signal transceiving circuit is provided, through which a standby signal is coupled to an electronic device power detection circuit in the circuit architecture. When the main card and the auxiliary card of the electronic equipment simultaneously process signals of the same system, the power detection circuit coupler is utilized to receive standby signals for the auxiliary card without occupying a receiving path of the main card. The standby signal does not affect the using state of the main card, and the state of the main card receiving channel of the electronic equipment does not need to be adjusted. And the capacity of receiving signals is enhanced by arranging an external low-noise amplifier. The problems that the user data service throughput of the main card is reduced, the card pause delay is delayed, and the user experience is influenced are solved.
Optionally, the signal transceiver circuit further includes:
a modem 18 connected to the radio frequency transceiver 6.
In an embodiment of the application, a signal transceiving circuit is provided, through which a standby signal is coupled to an electronic device power detection circuit in the circuit architecture. When the main card and the auxiliary card of the electronic equipment simultaneously process signals of the same system, the power detection circuit coupler is utilized to receive standby signals for the auxiliary card without occupying a receiving path of the main card. The standby signal does not affect the using state of the main card, and the state of the main card receiving channel of the electronic equipment does not need to be adjusted. The problems that the user data service throughput of the main card is reduced, the card pause delay is delayed, and the user experience is influenced are solved.
An embodiment of the present application further provides an electronic device, which includes the transceiver circuit as described above.
The electronic device of the embodiments of the present application couples the standby signal through the electronic device power detection circuit in the circuit architecture. When the main card and the auxiliary card of the electronic equipment simultaneously process signals of the same system, the power detection circuit coupler is utilized to receive standby signals for the auxiliary card without occupying a receiving path of the main card. The standby signal does not affect the using state of the main card, and the state of the main card receiving channel of the electronic equipment does not need to be adjusted. The problems that the user data service throughput of the main card is reduced, the card pause delay is delayed, and the user experience is influenced are solved.
While preferred embodiments of the present application have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the true scope of the embodiments of the application.
It should be noted that the electronic device in the embodiment of the present application includes a mobile electronic device such as a mobile phone.
In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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 application. 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.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. A signal transceiving circuit, comprising:
the system comprises a first transmission power detection coupler, a second transmission power detection coupler, a first radio frequency module, a second radio frequency module, a double-pole double-throw switch and a radio frequency transceiver;
the radio frequency transceiver is respectively connected with the first end of the first radio frequency module, the first movable end of the double-pole double-throw switch, the second movable end of the double-pole double-throw switch and the first end of the second radio frequency module;
a first end of the first transmission power detection coupler is connected with a second end of the first radio frequency module, and a second end of the first transmission power detection coupler is connected with a first fixed end of the double-pole double-throw switch;
a first end of the second transmission power detection coupler is connected with a second end of the second radio frequency module, and a second end of the second transmission power detection coupler is connected with a second fixed end of the double-pole double-throw switch;
the first radio frequency module is used for processing a first standard signal or a second standard signal; the second radio frequency module is used for processing the first standard signal or the second standard signal.
2. The signal transceiver circuit of claim 1, wherein the third terminal of the first rf module is connected to a first antenna; and the third end of the first transmitting power detection coupler is connected with a second antenna.
3. The signal transceiver circuit of claim 2, wherein the first antenna and the second antenna are configured to receive a signal of a first standard or a signal of a second standard;
the first radio frequency module is used for processing the first standard signal under the condition that the first antenna and the second antenna are used for receiving the first standard signal;
and under the condition that the first antenna and the second antenna are used for receiving the second standard signal, the first radio frequency module is used for processing the second standard signal.
4. The signal transceiver circuit of claim 1, wherein the third terminal of the second rf module is connected to a third antenna; and the third end of the second transmitting power detection coupler is connected with a fourth antenna.
5. The signal transceiver circuit of claim 4, wherein the third antenna 16 and the fourth antenna are configured to receive signals of a first system or signals of a second system;
the second radio frequency module is used for processing the first standard signal under the condition that the third antenna and the fourth antenna are used for receiving the first standard signal;
and under the condition that the third antenna and the fourth antenna are used for receiving the second standard signal, the second radio frequency module is used for processing the second standard signal.
6. The signal transceiving circuit of claim 1, further comprising:
a low noise amplifier;
and the second movable end of the double-pole double-throw switch is connected with the radio frequency transceiver through the low noise amplifier.
7. The signal transceiver circuit of claim 6, wherein the low noise amplifier has an input connected to the second moving terminal of the double-pole double-throw switch and an output connected to the radio frequency transceiver.
8. The signal transceiving circuit of claim 1, further comprising:
a modem connected to the radio frequency transceiver.
9. An electronic device, characterized by comprising a signal transceiving circuit according to any one of claims 1 to 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022635067.6U CN213152052U (en) | 2020-11-13 | 2020-11-13 | Signal transceiving circuit and electronic device |
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| CN202022635067.6U CN213152052U (en) | 2020-11-13 | 2020-11-13 | Signal transceiving circuit and electronic device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023051186A1 (en) * | 2021-09-30 | 2023-04-06 | 荣耀终端有限公司 | Antenna configuration method and apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023051186A1 (en) * | 2021-09-30 | 2023-04-06 | 荣耀终端有限公司 | Antenna configuration method and apparatus |
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