WO2023016171A1

WO2023016171A1 - Transmit module, radio frequency system and communication device

Info

Publication number: WO2023016171A1
Application number: PCT/CN2022/105226
Authority: WO
Inventors: 陈锋; 仝林
Original assignee: Oppo广东移动通信有限公司
Priority date: 2021-08-12
Filing date: 2022-07-12
Publication date: 2023-02-16
Also published as: CN113676193B; CN113676193A

Abstract

The present application provides a transmit module, a radio frequency system and a communication device. The transmit module supports the processing of a GSM low-frequency signal, a GSM high-frequency signal, and a target medium-frequency signal, and may simultaneously support the transmission of two signals, such as the simultaneous transmission of the GSM low-frequency signal and the GSM high-frequency signal/target medium-frequency signal, or the simultaneous transmission of a target low-frequency signal and a target medium-high-frequency signal, or the simultaneous transmission of the GSM low-frequency signal and the target medium-high-frequency signal, or the simultaneous transmission of the target low-frequency signal and the GSM high-frequency signal/target medium-frequency signal. Not only may the transmit capabilities of the transmit module be expanded, but the device integration degree may also be improved, and costs are reduced.

Description

Transmitter module, radio frequency system and communication equipment

technical field

The present application relates to the technical field of antennas, in particular to a transmitting module, a radio frequency system and communication equipment.

Background technique

Currently commonly used transmitter modules include low-frequency amplifier circuits, high-frequency amplifier circuits and selector switches. Among them, low-frequency amplifier circuits are used for power amplification of low-frequency signals of For the power amplification of GSM high-frequency signals, the front-end selection switch is used for the third-generation mobile communication technology (3rd-generation, 3G), the fourth-generation mobile communication technology (4rd-generation, 4G), and the third-generation mobile communication technology (4G) Access to the fifth-generation mobile communication technology (5rd-generation, 5G) signal. The current transmitter module only supports GSM signal power amplification and 3G/4G/5G signal connection combination, and the function is relatively simple.

Contents of the invention

Embodiments of the present application provide a transmitting module, a radio frequency system, and communication equipment, which can improve device integration and reduce costs.

In a first aspect, the present application provides a launch module, including:

The middle and high frequency amplifying circuit is configured to receive the GSM high-frequency transmission signal of the radio frequency transceiver through the first selection switch, and perform amplification, filtering and noise reduction processing on the GSM high-frequency transmission signal. switch, the third selection switch and the first coupler are output to the medium-high frequency antenna port; or, configured to receive the target intermediate frequency transmission signal of the radio frequency transceiver through the first selection switch, and transmit the target intermediate frequency signal Perform amplification, filtering and noise reduction processing, output to the target intermediate frequency transmission port through the second selection switch, the target intermediate frequency transmission signal is the target intermediate frequency signal, and the target intermediate frequency signal includes the third generation 3G network, the fourth generation 4G The intermediate frequency signal of any network in the network and the fifth-generation 5G network;

The GSM low-frequency amplifying circuit is configured to receive the GSM low-frequency transmission signal of the radio frequency transceiver, amplify and filter the GSM low-frequency transmission signal, and output the GSM low-frequency transmission signal to the low-frequency antenna port through the fourth selection switch and the second coupler.

It can be seen that in the embodiment of the present application, the transmitting module supports the processing of GSM low-frequency signals, GSM high-frequency signals, and target intermediate-frequency signals, and can simultaneously support the transmission of two-way signals, such as GSM low-frequency signals and GSM high-frequency signals/targets Simultaneous transmission of intermediate frequency signals, or simultaneous transmission of target low frequency signals and target medium and high frequency signals, or simultaneous transmission of GSM low frequency signals and target medium and high frequency signals, or simultaneous transmission of target low frequency signals and GSM high frequency signals/target medium frequency signals send. Not only can the transmitting capability of the transmitting module be expanded, but also the device integration level can be improved and the cost can be reduced.

In a second aspect, the present application provides a launch module including:

The selective amplification sub-module is used to selectively receive the GSM high-frequency transmission signal from the radio frequency transceiver, amplify the GSM high-frequency transmission signal, and output it to the medium-high frequency antenna port; The target intermediate frequency transmission signal of the radio frequency transceiver, and the target intermediate frequency transmission signal is amplified, and output to the target intermediate frequency transmission port, the target intermediate frequency transmission signal is a target intermediate frequency signal, and the target intermediate frequency signal includes a 3G network , the intermediate frequency signal of any network in the 4G network and the 5G network;

The GSM low-frequency amplifying unit is used for receiving the GSM low-frequency transmission signal from the radio frequency transceiver, amplifying the GSM low-frequency transmission signal, and outputting it to the low-frequency antenna port.

In a third aspect, the present application provides a transmitting module, which is configured with a GSM high-frequency receiving port for receiving a GSM high-frequency transmission signal of a radio frequency transceiver, and a target intermediate frequency for receiving a target intermediate frequency transmission signal of the radio frequency transceiver. A receiving port, a GSM low-frequency receiving port for receiving GSM low-frequency transmission signals of the radio frequency transceiver, a medium-high frequency antenna port for sending medium-high frequency transmission signals, a low-frequency antenna port for sending GSM low-frequency transmission signals, and a port for sending The target intermediate frequency transmission port of the target intermediate frequency transmission signal, the medium and high frequency transceiver port for receiving or sending the target medium and high frequency signal, and the target low frequency transceiver port for receiving or sending the target low frequency signal, the target intermediate frequency signal includes 3G network, The intermediate frequency signal of any network in the 4G network and the 5G network, the target low frequency signal includes the low frequency signal of any network in the 3G network, the 4G network, and the 5G network, and the target medium and high frequency signal includes the A target intermediate frequency signal or a target high frequency signal, the target high frequency signal includes a high frequency signal of any network in the 3G network, the 4G network, or the 5G network; the transmitting module includes:

The first selection switch is an SPDT switch, one T port of the SPDT switch is connected to the GSM high-frequency receiving port, and the other T port is connected to the target intermediate frequency receiving port for selecting to receive the GSM high-frequency transmission signal or The target intermediate frequency transmits a signal;

A medium-high frequency amplifier circuit, connected to the P port of the first selection switch, for amplifying, filtering and noise reduction processing the received GSM high-frequency transmission signal or the target medium-frequency transmission signal;

The second selection switch is an SPXT switch, X is an integer greater than 1, the P port of the SPXT switch is connected to the output end of the mid-high frequency amplifier circuit, and the first T port is connected to the third selection switch and the first coupler in turn. and the medium-high frequency antenna port, for outputting the GSM high-frequency transmission signal to the medium-high frequency antenna port, and the second to Xth T ports are connected to the target medium-frequency transmission port 830 in one-to-one correspondence for Outputting the target IF transmit signal to any target IF transmit port;

The third selection switch is a SPYT switch, Y is an integer greater than 1, the P port of the SPYT switch is connected to the first end of the first coupler, and the first T port is connected to the second selection switch. The first T port is connected, and the second to Yth T ports are connected to the medium and high frequency transceiver ports of the transmitting module in one-to-one correspondence;

The first coupler, the second end of the first coupler is connected to the medium-high frequency antenna port, and the third end is connected to the first coupling port of the transmitting module for detecting the GSM high-frequency transmitting signal . Power information of at least one signal in the target medium and high frequency signals, and outputting the power information through the first coupling port;

GSM low-frequency amplifying circuit, connected to the GSM low-frequency receiving port, for amplifying and filtering the received GSM low-frequency transmission signal;

The fourth selection switch is an SPZT switch, Z is an integer greater than 1, the first T port of the SPZT switch is connected to the output end of the GSM low-frequency amplifying circuit, and the second to the Zth T ports are connected to the corresponding one-to-one The target low-frequency transceiver port, the P port is connected to the first end of the second coupler;

The second coupler, the second end of the second coupler is connected to the target low-frequency antenna port, and the third end is connected to the second coupling port of the transmitting module for detecting the GSM low-frequency transmission signal, Power information of at least one signal among the target low-frequency signals, and outputting the power information through the second coupled port.

In a fourth aspect, the present application provides a radio frequency system including:

The emission module as described in any one of the first to third aspects;

Antenna module, including at least:

The first antenna unit is connected to the medium and high frequency antenna port of the transmitting module;

The second antenna unit is connected to the low-frequency antenna port of the transmitting module;

The third antenna unit is connected to the target intermediate frequency transmitting port of the transmitting module.

In the fifth aspect, the present application provides a radio frequency system, including: the transmitting module and the multi-mode multi-band power amplifier MMPA module as described in any one of the first to third aspects;

The MMPA supports target signals, and the target signals include any of the following: target low-frequency signals, target intermediate-frequency signals, target high-frequency signals, and target ultra-high-frequency signals, and the target low-frequency signals are 3G networks, 4G networks, and 5G networks A low-frequency signal of any of the networks, the target intermediate-frequency signal is an intermediate-frequency signal of any of the 3G network, the 4G network, and the 5G network, and the target high-frequency signal is the 3G network, the A high-frequency signal of any network in the 4G network and the 5G network, the target UHF signal is the UHF signal of the 5G network;

The transmitting module and the MMPA module are configured to support dual connection ENDC between the 4G network and the 5G network between the first frequency band and the second frequency band, and the first frequency band is the target supported by the transmitting module The frequency band to which the intermediate frequency signal belongs, the second frequency band is the frequency band to which the target signal supported by the MMPA module belongs.

In a sixth aspect, the present application provides a communication device, including:

The radio frequency system as described in the fourth aspect or the fifth aspect.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present application. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

FIG. 1A is a schematic structural diagram of a radio frequency system 1 provided in an embodiment of the present application;

FIG. 1B is a schematic diagram of the frame of an existing transmitting module provided by the embodiment of the present application;

FIG. 2 is a schematic frame diagram of a transmitting module 10 provided in an embodiment of the present application;

FIG. 3 is a schematic frame diagram of another transmitting module 10 provided in the embodiment of the present application;

FIG. 4 is a schematic frame diagram of another transmitting module 10 provided in the embodiment of the present application;

FIG. 5 is a schematic framework diagram of another transmitting module 10 provided in the embodiment of the present application;

FIG. 6 is a schematic frame diagram of another transmitting module 10 provided in the embodiment of the present application;

FIG. 7 is a schematic frame diagram of another transmitting module 10 provided in the embodiment of the present application;

FIG. 8 is a schematic frame diagram of another transmitting module 10 provided in the embodiment of the present application;

FIG. 9 is a schematic frame diagram of another transmitting module 10 provided in the embodiment of the present application;

FIG. 10 is a schematic frame diagram of another transmitting module 10 provided in the embodiment of the present application;

FIG. 11 is a schematic frame diagram of another transmitting module 10 provided in the embodiment of the present application;

Fig. 12 is a schematic frame diagram of another transmitting module 10 provided by the embodiment of the present application;

FIG. 13 is a schematic frame diagram of another transmitting module 10 provided in the embodiment of the present application;

FIG. 14 is a schematic framework diagram of a radio frequency system 1 provided by an embodiment of the present application;

FIG. 15 is a schematic framework diagram of another radio frequency system 1 provided in the embodiment of the present application;

FIG. 16 is a schematic framework diagram of another radio frequency system 1 provided by the embodiment of the present application;

Fig. 17 is a schematic diagram of the frame of an MMPA module improved by the embodiment of the present application;

FIG. 18 is a schematic framework diagram of a communication device A provided in an embodiment of the present application;

FIG. 19 is a schematic frame diagram of a mobile phone provided by an embodiment of the present application.

Detailed ways

In order to facilitate the understanding of the present application, and to make the above-mentioned purpose, features and advantages of the present application more obvious and understandable, the specific implementation manners of the present application will be described in detail below in conjunction with the accompanying drawings. In the following description, numerous specific details are set forth to facilitate a full understanding of the application, and preferred embodiments of the application are shown in the accompanying drawings. However, the present application can be embodied in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the application more thorough and comprehensive. The present application can be implemented in many other ways that are different from those described here, and those skilled in the art can make similar improvements without departing from the connotation of the present application. Therefore, the present application is not limited by the specific embodiments disclosed below.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present application, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined. In the description of the present application, "several" means at least one, such as one, two, etc., unless otherwise specifically defined.

The radio frequency system involved in the embodiments of the present application can be applied to communication devices with wireless communication functions, and the communication devices can be handheld devices, vehicle-mounted devices, wearable devices, computing devices or other processing devices connected to wireless modems, and various forms of A user equipment (User Equipment, UE) (for example, a mobile phone), a mobile station (Mobile Station, MS) and so on. For convenience of description, the devices mentioned above are collectively referred to as communication devices. Network devices may include base stations, access points, and the like.

As shown in Figure 1A, the architecture of the radio frequency system 1 commonly used in current mobile phones and other electronic devices includes a transmitting module 10 (the transmitting module is also called a TXM module), a multi-mode multi-band power amplifier MMPA module 40 and a radio frequency transceiver 30 and the antenna module 20, wherein the RF transceiver 30 is connected to the MMPA module 40 and the transmitting module 10, and the MMPA module 40 and the transmitting module 10 are connected to the antenna module 20 . The radio frequency transceiver 30 is used to send or receive radio frequency signals through the signal paths of the MMPA module 40 and the antenna module 20, or to send or receive radio frequency signals through the transmitting module 10 and the antenna module 20 To receive radio frequency signals, in addition, the MMPA module 40 may also be connected with the transmitting module 10 to form a signal processing path to transmit or receive radio frequency signals through corresponding antennas.

Described transmission module 10 comprises low-frequency amplifier circuit 11, high-frequency amplifier circuit 12 and selection switch 13, wherein, low-frequency amplifier circuit 11 is used for the power amplification of GSM low-frequency signal, and high-frequency amplifier circuit 12 is used for the power of GSM high-frequency signal. Zoom in, the selector switch 13 at the front end is used for accessing 3G/4G/5G signals other than the GSM network. The current transmitting module 10 only supports the power amplification of GSM signals, and the transmission of single signals of GSM signals or 3G/4G/5G signals, and its functions are relatively simple. To realize complex functions such as ENDC, it needs to be combined with multiple MMPA modules, and the system cost is relatively high.

As shown in Figure 1B, the currently commonly used transmitter module (TXM) architecture is that the low-frequency power amplifier circuit and the high-frequency power amplifier circuit are connected through a switch, and the high-frequency signal or low-frequency signal is output through the coupler through the selection of the switch. to the antenna port. Its internal low-frequency power amplifier is used for GSM850/900 signal power amplification, high-frequency power amplifier is used for GSM 1800/1900 signal power amplification, and the front-end switch is also used for other 3G/4G/5G signal access. The transmitter module includes a high-frequency input port (shown as HB IN), low-frequency input port (shown as LB IN), and 7 high-frequency transceiver ports (shown as TRX1-TRX7), 7 low-frequency transceiver ports (TRX8-14 shown) and one antenna port (ANT shown). It can be seen that the current device function is relatively single, only supports GSM signal power amplification and 3G/4G/5G signal connection combination, and does not support CA between LB and MHB frequency bands.

As shown in Figure 2, the embodiment of the present application provides a launch module 10, including:

The mid-high frequency amplifying circuit 200 is configured to receive the GSM high-frequency transmission signal of the radio frequency transceiver 30 through the first selection switch 110, and perform amplification, filtering and noise reduction processing on the GSM high-frequency transmission signal. The second selection switch 120, the third selection switch 130 and the first coupler 410 are output to the mid-high frequency antenna port 810; or, configured to receive the target intermediate frequency transmission signal of the radio frequency transceiver 30 through the first selection switch 110 , and perform amplification, filtering and noise reduction processing on the target intermediate frequency transmission signal, and output to the target intermediate frequency transmission port 830 through the second selection switch 120, the target intermediate frequency transmission signal is a target intermediate frequency signal, and the target intermediate frequency signal Including intermediate frequency signals of any of the third-generation 3G network, fourth-generation 4G network, and fifth-generation 5G network;

The GSM low-frequency amplifying circuit 300 is configured to receive the GSM low-frequency transmission signal of the radio frequency transceiver 30, amplify and filter the GSM low-frequency transmission signal, and output it to the GSM low-frequency transmission signal through the fourth selection switch 140 and the second coupler 420 LF antenna port 820.

For example, the symbol "/" means or. The GSM low-frequency transmission signal can be GSM850, GSM900 and other frequency band signals, and the GSM high-frequency transmission signal can be GSM1800, GSM1900 and other frequency band signals.

In some embodiments, as shown in FIG. 3 , the first selection switch 110 is an SPDT switch, the P port of the SPDT switch is connected to the input end of the mid-high frequency amplifier circuit 200, and the two T ports are respectively connected to Two ports for receiving the GSM high frequency transmission signal and the target intermediate frequency transmission signal;

The second selection switch 120 is an SPXT switch, and X is an integer greater than 1. The P port of the SPXT switch is connected to the output end of the mid-high frequency amplifier circuit 200, and the first T port is connected to the third selection switch 130. connection, the second to the Xth T port are connected to the target intermediate frequency sending port 830;

The third selection switch 130 is a SPYT switch, Y is an integer greater than 1, the P port of the SPYT switch is connected to the first coupler 410, and the first T port is connected to the first port of the second selection switch 120. T ports, the second to the Yth T ports are connected to the medium and high frequency transceiver port 840 of the transmitting module in one-to-one correspondence;

The fourth selection switch 140 is an SPZT switch, Z is an integer greater than 1, the P port of the SPZT switch is connected to the second coupler 420 , and the first T port is connected to the output of the GSM low frequency amplifier circuit 300 .

Wherein, the full English name of the P port in the present application is Port (polarization) port, the appellation used for the port connecting the antenna in the multiplex switch in the present application, and the full English name of the T port is Throw (throwing, throwing), in the present application The name used for the port connected to the radio frequency module in the multiplex switch, such as 4P4T switch.

In specific implementation, the second selection switch 120 is an SPXT switch, which has X T ports in total, wherein the first T port is connected to the third selection switch 130, the other T ports are connected to the target intermediate frequency transmission port 830, and the third selection switch 130 is SPYT switch, which has Y T ports in total, wherein the first T port is connected to the second selection switch 120, the other T ports are connected to the medium and high frequency transceiver port 840, and the fourth selection switch 140 is a SPYZ switch, which has Z T ports in total, of which One T port is connected to the low-frequency amplifier circuit 300 , and the other T ports are connected to the target low-frequency transceiver port 850 .

As shown in Figure 4, the second selection switch is an SP3T switch, the first T port of the SP3T switch is connected to the third selection switch, and the other two T ports of the SP3T switch are respectively connected to the target intermediate frequency transmission port 1 and the target intermediate frequency transmission port 1. Port 2 is connected. The third selection switch is an SP8T switch, the first T port of the SP8T switch is connected to the second selection switch, and the other 7 T ports of the SP8T switch are respectively connected to the medium and high frequency transceiver port 1, the medium and high frequency transceiver port 2, the medium and high frequency Frequency transceiver port 3, medium and high frequency transceiver port 4, medium and high frequency transceiver port 5, medium and high frequency transceiver port 6, and medium and high frequency transceiver port 7. The third selection switch is an SP7T switch, a T port of the SP7T switch is connected with the GSM low-frequency amplifier circuit, and the other 6 T ports of the SP7T switch are respectively connected to the target low-frequency transceiver port 1, the target low-frequency transceiver port 2, and the target low-frequency transceiver port. Port 3, target low-frequency transceiver port 4, target low-frequency transceiver port 5, and target low-frequency transceiver port 6.

It can be seen that in the embodiment of the present application, the transmitting module supports the processing of GSM low-frequency signals, GSM high-frequency signals, and target intermediate-frequency signals, and can simultaneously support the transmission of two-way signals, such as GSM low-frequency signals and GSM high-frequency signals/targets Simultaneous transmission of intermediate frequency signals, or simultaneous transmission of target low frequency signals and target medium and high frequency signals, or simultaneous transmission of GSM low frequency signals and target medium and high frequency signals, or simultaneous transmission of target low frequency signals and GSM high frequency signals/target medium frequency signals send. Not only can the transmitting capability of the transmitting module be expanded, but also the device integration level can be improved and the cost can be reduced. In addition, the mid-high frequency amplifier circuit and the low frequency amplifier circuit use independent couplers, which can also meet the requirement of separate sampling of the LTE and NR frequency bands in the ENDC combination in some cases.

In some possible examples, the mid-high frequency transceiving port 840 is used to receive or transmit a target mid-high frequency signal, the target mid-high frequency signal includes the target mid-frequency signal or target high-frequency signal, and the target high-frequency signal includes the target The high-frequency signal of any one of the 3G network, the 4G network, and the 5G network, the target low-frequency transceiver port 850 is used to receive or send the target low-frequency signal, and the target low-frequency signal includes the 3G network, the 4G Low-frequency signals of any network in the network or the 5G network.

The third selection switch is used to select and transmit the target mid-high frequency signal, and the fourth selection switch is used to select and transmit the target low frequency signal, so as to realize the carrier aggregation CA function of the transmitting module. Separate the front-end low frequency signal and medium and high frequency signal switch to meet the application requirements of low frequency and medium and high frequency CA and ENDC.

Specifically, frequency band divisions of signals of the 2G network, the 3G network, the 4G network, and the 5G network are shown in Table 1.

GSM low-frequency transmission signal: GSM850, GSM900 and other frequency band signals.

GSM high-frequency transmission signals: GSM1800, GSM1900 and other frequency band signals.

Target high-frequency signals: including high-frequency signals of any network in 3G network, 4G network, and 5G network;

Target IF signal: including the IF signal of any network in 3G network, 4G network and 5G network;

Target low-frequency signals: including low-frequency signals of any network in 3G network, 4G network, and 5G network;

Target medium-high frequency signal: including target medium-frequency signal or target high-frequency signal.

It should be noted that the 5G network will continue to use the frequency band used by 4G, and only the identification before the serial number will be changed. In addition, the 5G network has added some ultra-high frequency bands that are not available in the 4G network, such as N77, N78, and N79.

For example, the low-frequency signal may include a low-frequency 4G LTE signal and a low-frequency 5G NR signal. The intermediate frequency signal may include an intermediate frequency 4G LTE signal and an intermediate frequency 5G NR signal. The high-frequency signal may include a high-frequency 4G LTE signal and a high-frequency 5G NR signal. UHF signals may include UHF 5G NR signals.

It can be seen that the transmitting module in this example supports multi-channel flexible processing of the transmission of GSM low-frequency signals, GSM high-frequency signals, target medium-frequency signals, medium-high frequency signals and target low-frequency signals.

In some possible examples, as shown in FIG. 5, the mid-high frequency amplifying circuit 200 includes a first mid-high frequency power amplifier 210, a first mid-high frequency matching circuit 220, a second mid-high frequency power amplifier 230, a second mid-high frequency Matching circuit 240, third mid-high frequency power amplifier 250, first filter 260 and noise reduction unit 270, the input terminal of the first mid-high frequency power amplifier 210 is connected to the P port of the first selection switch 110, the first The output terminal of a medium-high frequency power amplifier 210 is connected to the input terminal of the first medium-high frequency matching circuit 220, and the output terminal of the first medium-high frequency matching circuit 220 is connected to the input terminal of the second medium-high frequency power amplifier 230, so The output end of the second mid-high frequency power amplifier 230 is connected to the input end of the second mid-high frequency matching circuit 240, and the output end of the second mid-high frequency matching circuit 240 is connected to the input end of the third mid-high frequency power amplifier 250 , the output end of the third mid-high frequency power amplifier 250 is connected to the input end of the first filter 260, the output end of the first filter 260 is connected to the input end of the noise reduction unit 270, and the noise reduction The output end of the unit 20 is connected to the P port of the second selection switch 120 .

In the specific implementation, the GSM HB three-level PA in the transmitter module is also used to amplify the 3G/4G/5G MB signal. GSM and 3G/4G/5G MB use the same load loadline, which is beneficial to reduce the size of the entire device, and at the same time The ISM notch filter used to solve the coexistence with the ISM frequency band is designed between SP3T and PA. The advantage of this is that the ISM notch filter is realized by using IPD (Integrated Passive Device) technology on the PA die, compared to SMD ( Surface Mount Devices (Surface Mount Devices) technology has low cost and is not easily affected by the supply of upstream resistance-capacitance merchants.

It can be seen that in this example, the medium and high frequency amplifier circuit amplifies, filters and reduces noise of the GSM high frequency signal or the target intermediate frequency signal, which can not only expand the transmission capability of the transmission module, but also improve the integration of the device and reduce the cost.

In some possible examples, as shown in FIG. 6, the GSM low frequency amplifying circuit 300 includes a first GSM low frequency power amplifier 310, a first GSM low frequency matching circuit 320, a second GSM low frequency power amplifier 330, a second GSM low frequency matching circuit Circuit 340, the third GSM low-frequency matching circuit 350, the second filter 360, the input end of the first GSM low-frequency power amplifier 310 is connected to the GSM low-frequency receiving port of the transmitting module, and the first GSM low-frequency power amplifier 310 The output end of the first GSM low frequency matching circuit 320 is connected to the input end of the first GSM low frequency matching circuit 320, the output end of the first GSM low frequency matching circuit 320 is connected to the input end of the second GSM low frequency power amplifier 330, and the second GSM low frequency power amplifier 330 is connected to the input end of the second GSM low frequency power amplifier. The output end of the amplifier 330 is connected to the input end of the second GSM low frequency matching circuit 340, the output end of the second GSM low frequency matching circuit 340 is connected to the input end 350 of the third GSM low frequency power amplifier, and the third GSM low frequency power amplifier is connected to the input end of the third GSM low frequency power amplifier. The output end of the low-frequency power amplifier 350 is connected to the input end of the second filter 360 , and the output end of the second filter 360 is connected to the first T port of the fourth selection switch 140 .

It can be seen that in this example, the transmitting module can also amplify and filter GSM low-frequency transmitting signals, which can not only expand the transmitting capability of the transmitting module, but also improve device integration and reduce costs.

In some possible examples, as shown in FIG. 7 , the transmitting module is also configured with a VCC power supply port 860; the VCC power supply port 860 is connected to a combination port 870, and the combination port 870 is the middle and high frequency The first GSM low-frequency power in the first mid-high frequency power amplifier 210 of the amplifying circuit 200, the second mid-high frequency power amplifier 230, the third mid-high frequency power amplifier 250, and the GSM low-frequency amplifying circuit 300 An internal port after power ports of the amplifier 310 , the second GSM low-frequency power amplifier 330 , and the third GSM low-frequency power amplifier 350 are combined.

For example, the power supply voltage of the VCC power supply port may be less than or equal to 3.6V.

It can be seen that in this example, the mid-high frequency amplifier circuit and the GSM low frequency amplifier circuit share a VCC power supply port through the combined port, which can improve device integration and reduce costs.

In some possible examples, as shown in Figure 8, the launch module is also configured with SDATA port 881, SCLK port 882, VIO port 883, VBAT port 884, Vramp port 885; the launch module also includes: The controller 500 is connected to the SDATA port 881, the SCLK port 882, the VIO port 883, the VBAT port 884, and the Vramp port 885, and is used to receive the mobile processing of the SDATA port 881 and the SCLK port 882. Receiver industrial interface bus MIPI BUS control signal, receive the MIPI power supply signal of the VIO port 883, receive the bias voltage signal of the VBAT port 884, and receive the Vramp signal of the Vramp port 885.

It can be seen that in this example, the controller can process multiple signals, which can expand the signal processing capability of the transmitter module, and can improve device integration and reduce costs.

As an example, as shown in FIG. 9, a schematic structural diagram of a transmitting module 10 provided by an embodiment of the present application, the transmitting module 10 includes a target intermediate frequency receiving port configured to receive an intermediate frequency signal of a radio frequency transceiver (illustrated MB_IN), the GSM high-frequency receiving port for receiving the GSM high-frequency signal of the RF transceiver (GSM HB_IN in the figure), the GSM low-frequency receiving port for receiving the GSM low-frequency signal of the RF transceiver (GSM LB_IN in the figure ), the first IF transmit port (MB TX1 in the figure) for sending IF signals, and the second IF transmit port (MB TX2 in the figure), 7 medium and high frequency transceiver ports for receiving and transmitting medium and high frequency signals (Only MHB TRX1 and MHB TRX7 are shown in the figure), mid-high frequency antenna port (shown as MHB Ant Port), mid-high frequency coupling port (CPL_MH), low-frequency coupling port (CPL_L), for receiving and sending GSM low-frequency signals 6 GSM low-frequency transceiver ports (only LB TRX1 and LB TRX6 are shown in the figure), power supply port VCC, controller (MIPI Controller in the figure), and SDATA port, SCLK port, VIO port, VBAT port, Vramp port.

The middle and high frequency amplifier circuit (2G MB&4G MB PA in the figure) is used to obtain the intermediate frequency signal of the RF transceiver or the GSM high frequency signal through the SP3T switch. The middle and high frequency amplifier circuit includes three power amplifiers and three middle and high frequency matching circuits ( The picture shows Matching Network), the filter unit (the picture shows Match Filter), the noise reduction unit (the picture shows ISM norch), the medium and high frequency amplifier circuit amplifies, filters and reduces the noise of the intermediate frequency signal and outputs it to the intermediate frequency sending port through the SP4T switch , or the GSM high-frequency signal is amplified, filtered, and noise-reduced, and then output to the T port of the SP8T switch through the SP4T switch. Connect to output the GSM high-frequency signal to the mid-high frequency antenna port.

The low-frequency amplifier circuit (2G LB PA in the figure) is used to obtain the GSM low-frequency signal from the radio frequency transceiver, including three power amplifiers, three low-frequency matching circuits (Matching Network in the figure), and a filter unit (Matching Network in the figure). Filter), amplify and filter the GSM low-frequency signal and output it to the T port of the SP7T switch. The other 6 T ports of the SP7T switch are connected to the low-frequency signal transceiver port, and the P port is connected to the second coupler for the GSM low-frequency signal. Output to LF antenna port.

As shown in Figure 10, the embodiment of the present application provides another launch module 10, including:

The selective amplification sub-module 80 is used to selectively receive the GSM high-frequency transmission signal from the radio frequency transceiver 30, and perform amplification, filtering and noise reduction processing on the GSM high-frequency transmission signal, and output it to the medium-high frequency antenna port 810 or, for selecting to receive the target intermediate frequency transmission signal from the radio frequency transceiver 30, and performing amplification, filtering and noise reduction processing on the target intermediate frequency transmission signal, and outputting to the target intermediate frequency transmission port 830, the target intermediate frequency The transmitting signal is a target intermediate frequency signal, and the target intermediate frequency signal includes an intermediate frequency signal of any network in a 3G network, a 4G network, or a 5G network;

The GSM low-frequency amplifying unit 301 is configured to receive the GSM low-frequency transmission signal from the radio frequency transceiver 30 , amplify and filter the GSM low-frequency transmission signal, and output the signal to the low-frequency antenna port 820 .

It can be seen that in the embodiment of the present application, the transmitting module supports the processing of GSM low-frequency signals, GSM high-frequency signals, and target intermediate-frequency signals, and can simultaneously support the transmission of two-way signals, such as GSM low-frequency signals and GSM high-frequency signals/target intermediate-frequency signals or, the simultaneous transmission of the target low-frequency signal and the target medium-high frequency signal, or the simultaneous transmission of the GSM low-frequency signal and the target medium-high frequency signal, or the simultaneous transmission of the target low-frequency signal and the GSM high-frequency signal/target medium-frequency signal. Not only can the transmitting capability of the transmitting module be expanded, but also the device integration degree can be improved and the cost can be reduced.

In some embodiments, as shown in FIG. 11 , the selective amplification sub-module 80 includes a first selection switch 110 for selecting to receive the GSM high-frequency transmission signal from the radio frequency transceiver 30 or the target intermediate frequency transmit a signal;

The medium and high frequency amplification unit 801 is connected to the first selection switch 110, and is used to amplify, filter and denoise the target intermediate frequency transmission signal, and output it to the target intermediate frequency transmission port 830 through the second selection switch 120; Alternatively, it is used to amplify, filter and denoise the GSM high-frequency transmission signal, and output it to the medium-high frequency antenna port 810 through the second selection switch 120, the third selection switch 130 and the first coupler 410 in sequence .

It can be seen that in this example, the transmitting module supports the processing of GSM high frequency signals and target intermediate frequency signals, which can not only expand the transmitting capability of the transmitting module, but also improve device integration and reduce costs.

In some embodiments, as shown in FIG. 12 , the GSM low-frequency amplifying unit 300 is configured to output the amplified and filtered GSM low-frequency transmission signal through the fourth selection switch 140 and the second coupler 420 to LF antenna port 820.

Exemplarily, the medium-high frequency amplifying unit and the GSM low-frequency amplifying unit may respectively include a plurality of power amplifiers and a power combining unit, and realize power amplification processing of radio frequency signals by means of power combining and the like.

As an example, the mid-high frequency amplifying unit may include a first mid-high frequency power amplifier, a first mid-high frequency matching circuit, a second mid-high frequency power amplifier, a second mid-high frequency matching circuit and a third mid-high frequency power amplifier, so as to support GSM high frequency The transmitting signal is amplified, and may also include a filter for filtering the signal, and a noise reduction unit for noise reduction processing on the signal.

The GSM low-frequency amplifying unit may include a first GSM low-frequency power amplifier, a first GSM low-frequency matching circuit, a second GSM low-frequency power amplifier, a second GSM low-frequency matching circuit, and a third GSM low-frequency matching circuit, and the GSM low-frequency transmission signal has been amplified The processing may further include a second filter to filter the signal.

It can be seen that in the embodiment of the present application, the transmitting module supports the processing of GSM low-frequency signals, GSM high-frequency signals, and target intermediate-frequency signals, and can simultaneously support the transmission of two-way signals, such as GSM low-frequency signals and GSM high-frequency signals/targets Simultaneous transmission of intermediate frequency signals, or simultaneous transmission of target low frequency signals and target medium and high frequency signals, or simultaneous transmission of GSM low frequency signals and target medium and high frequency signals, or simultaneous transmission of target low frequency signals and GSM high frequency signals/target medium frequency signals send. Not only can the transmitting capability of the transmitting module be expanded, but also the device integration degree can be improved and the cost can be reduced.

As shown in Figure 13, the embodiment of the present application provides another launch module 10, including:

Configured with a GSM high-frequency receiving port 902 for receiving the GSM high-frequency transmission signal of the radio frequency transceiver 30, a target intermediate frequency receiving port 903 for receiving the target intermediate frequency transmission signal of the radio frequency transceiver 30, and a target intermediate frequency receiving port 903 for receiving the radio frequency The GSM low-frequency receiving port 901 of the GSM low-frequency transmission signal of the transceiver 30, the medium-high frequency antenna port 810 for sending the medium-high frequency transmission signal, the low-frequency antenna port 820 for sending the GSM low-frequency transmission signal, and the target medium-frequency transmission port 820 for sending the target medium-frequency transmission signal. The target intermediate frequency transmission port 830 of the signal, the medium and high frequency transceiver port 840 for receiving or transmitting the target medium and high frequency signal, and the target low frequency transceiver port 850 for receiving or transmitting the target low frequency signal, the target intermediate frequency signal includes 3G network, 4G network . An intermediate frequency signal of any network in the 5G network, the target low frequency signal includes a low frequency signal of any network in the 3G network, the 4G network, or the 5G network, and the target medium and high frequency signal includes the target intermediate frequency signal Signal or target high-frequency signal, the target high-frequency signal includes the high-frequency signal of any network in the 3G network, the 4G network, and the 5G network; the transmitting module 10 includes:

The first selection switch 110 is an SPDT switch, one T port of the SPDT switch is connected to the GSM high-frequency receiving port 902, and the other T port is connected to the target intermediate frequency receiving port 903 for selectively receiving the GSM high-frequency transmitting a signal or the target intermediate frequency transmitting signal;

The medium and high frequency amplifying circuit 200 is connected to the P port of the first selection switch 110, and is used to amplify, filter and denoise the received GSM high frequency transmission signal or the target intermediate frequency transmission signal;

The second selection switch 120 is an SPXT switch, and X is an integer greater than 1. The P port of the SPXT switch is connected to the output end of the mid-high frequency amplifier circuit 200, and the first T port is connected to the third selection switch 130, the first T port in turn. A coupler 410 and the medium-high frequency antenna port 810 are used to output the GSM high-frequency transmission signal to the medium-high frequency antenna port 810, and the second to Xth T ports are connected to the target intermediate frequency one by one. A sending port 830, configured to output the target intermediate frequency transmission signal to any target intermediate frequency sending port 830;

The third selection switch 130 is a SPYT switch, Y is an integer greater than 1, the P port of the SPYT switch is connected to the first end of the first coupler 410, the first T port is connected to the second selection The first T port of the switch 120 is connected, and the second to Yth T ports are connected to the medium and high frequency transceiver port 840 of the transmitting module in one-to-one correspondence;

The first coupler 410, the second end of the first coupler 410 is connected to the mid-high frequency antenna port 810, and the third end is connected to the first coupling port 891 of the transmitting module 10 for detecting the GSM high frequency transmit signal, power information of at least one signal in the target medium and high frequency signal, and output 891 the power information through the first coupling port;

GSM low-frequency amplifying circuit 300, connected to the GSM low-frequency receiving port 901, for amplifying and filtering the received GSM low-frequency transmission signal;

The fourth selector switch 140 is an SPZT switch, Z is an integer greater than 1, the first T port of the SPZT switch is connected to the output end of the GSM low-frequency amplifier circuit 300, and the second to the Zth T ports correspond one-to-one Connect the target low-frequency transceiver port 850, and connect the P port to the first end of the second coupler 420;

The second coupler 420, the second end of the second coupler 420 is connected to the target low-frequency antenna port 820, and the third end is connected to the second coupling port 892 of the transmitting module 10 for detecting the GSM low-frequency transmission signal, power information of at least one signal in the target low-frequency signal, and output the power information through the second coupling port 892 .

As an example, the mid-to-high frequency amplifier circuit may include a first mid-to-high frequency power amplifier, a first mid-to-high frequency matching circuit, a second mid-to-high frequency power amplifier, a second mid-to-high frequency matching circuit and a third mid-to-high frequency power amplifier, for GSM high-frequency The transmitting signal is amplified, and may also include a filter for filtering the signal, and a noise reduction unit for noise reduction processing on the signal.

The GSM low-frequency amplifying circuit may include a first GSM low-frequency power amplifier, a first GSM low-frequency matching circuit, a second GSM low-frequency power amplifier, a second GSM low-frequency matching circuit, and a third GSM low-frequency matching circuit, and the GSM low-frequency transmission signal has been amplified The processing may further include a second filter to filter the signal.

As shown in Figure 14, the embodiment of the present application provides a radio frequency system 1, including:

The emission module 10 described in any one of the embodiments shown in FIGS. 2 to 13 ;

The antenna module 20 at least includes:

The first antenna unit 610 is connected to the medium and high frequency antenna port 810 of the transmitting module 10;

The second antenna unit 620 is connected to the low-frequency antenna port 820 of the transmitting module 10;

The third antenna unit 630 is connected to the target intermediate frequency transmitting port 830 of the transmitting module 10 .

In some embodiments, as shown in Figure 15, the launch module 10 further includes:

The medium and high frequency filtering and isolation unit 701 is connected to the medium and high frequency transceiver port 840, and is used for filtering and isolating the target medium and high frequency signal;

Target mid-high frequency amplification circuit 801, connected to the mid-high frequency filtering and isolation unit 701, for amplifying the target mid-high frequency signal;

Target low-frequency filtering and isolation unit 702, connected to the target low-frequency transceiver port 850, for filtering and isolating target low-frequency signals;

The target low-frequency amplification circuit 802 is connected to the target low-frequency filtering and isolation unit 702 for amplifying the target low-frequency signal.

As an example, the medium-high frequency filtering and isolation unit and the target low-frequency filtering and isolation unit may specifically include a filter and a duplexer, the filter is used to filter the signal, and the duplexer is used to isolate the transmitted signal and the received signal .

Exemplarily, the mid-to-high frequency amplifying circuit may include, for example, a target intermediate frequency amplifying circuit and a target high frequency amplifying circuit, the target intermediate frequency amplifying circuit includes, for example, a target intermediate frequency transmitting circuit and a target intermediate frequency receiving circuit, and the target high frequency amplifying circuit includes, for example The target high-frequency transmission circuit and the target high-frequency reception circuit, the target intermediate frequency transmission circuit and the target high-frequency transmission circuit include, for example, power amplifiers, and the target intermediate-frequency receiving circuit and target high-frequency receiving circuit include, for example, low-noise filters.

As an example, the medium and high frequency transceiving ports may include multiple, and the medium and high frequency filtering and isolation unit may be connected to any one of the multiple medium and high frequency transmitting and receiving ports. The medium and high frequency filtering and isolating unit shown in FIG. 15 is connected to a medium and high frequency It is only one of the connection methods. Wherein, the mid-high frequency filter and isolation unit can also be connected to one of the multiple mid-high frequency transceiving ports through the fifth selection switch.

The low-frequency transceiver port can include multiple, and the low-frequency filter and isolation unit can be connected to any one of the multiple low-frequency transceiver ports. The low-frequency filter shown in FIG. One of the connection methods. Wherein, the low frequency filter and isolation unit can also be connected to one of the multiple medium and high frequency transceiver ports through the sixth selection switch.

It can be seen that in this example, the transmitting module, the medium and high frequency filtering and isolation unit and the medium and high frequency amplifying circuit can realize the dual transmission of the target medium frequency transmitting signal and the medium and high frequency signal, and the transmitting module, the target low frequency filtering and isolating unit and the target low frequency amplifying circuit It can realize the dual transmission of the target intermediate frequency transmission signal and the target low frequency signal, the target intermediate frequency transmission signal and the medium high frequency signal, the target intermediate frequency transmission signal and the target low frequency signal can realize the dual transmission of 4G signal + 5G signal through configuration, that is, realize ENDC.

In some embodiments, the third selection switch is used to select and transmit the target medium-high frequency signal, and the fourth selection switch is used to select and transmit the target low-frequency signal to realize carrier aggregation of the transmitting module CA function.

It can be seen that in this example, the front-end low-frequency signal and medium-high frequency signal switches are separated to meet the application requirements of low-frequency and medium-high frequency CA and ENDC.

As shown in Figure 16, the embodiment of the present application provides a radio frequency system 1, including:

The transmitting module 10 described in any embodiment of the above-mentioned Fig. 2-Fig. 13, and the multi-mode multi-band power amplifier MMPA module 40;

The transmitting module 10 and the MMPA module 40 are configured to support dual connectivity ENDC between a 4G network and a 5G network between a first frequency band and a second frequency band, the first frequency band being supported by the transmitting module The frequency band to which the target intermediate frequency signal belongs, and the second frequency band is the frequency band to which the target signal supported by the MMPA module belongs.

It can be seen that in this example, the radio frequency system includes a transmission module and an MMPA module, so that the radio frequency system supports the processing of any signal in GSM low-frequency signals, GSM high-frequency signals, and target intermediate frequency signals. Since the transmission module supports 4G/5G The IF signal can be used in conjunction with another MMPA that supports low frequency/IF/HF/UHF to realize the ENDC combination between the IF signal and other frequency bands, reducing one MMPA for ENDC. Separate the front-end low frequency signal and medium and high frequency signal switch to meet the application requirements of low frequency and medium and high frequency CA and ENDC.

In some embodiments, as shown in Figure 17, the MMPA module 40 includes:

The target low-frequency transmitting circuit 401 is configured to receive the signal of the third frequency band from the radio frequency transceiver 30 under the action of the first power supply voltage, amplify the signal of the third frequency band, and output the target low-frequency signal through the local terminal port 405 output, the third frequency band is the frequency band to which the target low-frequency signal supported by the MMPA module belongs;

The target intermediate frequency transmitting circuit 402 is configured to receive the target intermediate frequency signal from the radio frequency transceiver 30 under the action of the second power supply voltage, and amplify the target intermediate frequency signal through the target intermediate frequency output port 406 of the local end output;

The target high-frequency transmitting circuit 403 is configured to receive the target high-frequency signal from the radio frequency transceiver under the action of the second power supply voltage, and amplify the target high-frequency signal, and transmit it to the target high-frequency signal at the local end. High frequency output port 407 output;

The target UHF transmitting circuit 404 is configured to receive the target UHF signal from the radio frequency transceiver under the action of the second power supply voltage, and amplify the target UHF signal. The target UHF output port 408 of this end outputs;

Wherein, the power supply circuits of the first power supply voltage and the second power supply voltage are independent of each other.

It can be seen that in this example, the radio frequency system includes a transmission module and an MMPA module, so that the radio frequency system supports the processing of any signal in GSM low-frequency signals, GSM high-frequency signals, and target intermediate frequency signals. Since the transmission module supports 4G/5G The IF signal can be used in conjunction with another MMPA that supports low frequency/IF/HF/UHF to realize the ENDC combination between the IF signal and other frequency bands, reducing one MMPA for ENDC.

In some embodiments, the MMPA module is configured to support ENDC between the third frequency band and the fourth frequency band, and the fourth frequency band is the target intermediate frequency signal supported by the MMPA module , the frequency band to which any one of the target high-frequency signal and the target ultra-high frequency signal belongs.

As shown in Figure 18, this embodiment of the present application provides a communication device A, including:

The radio frequency system 1 described in any one of the embodiments shown in FIG. 14 to FIG. 17 .

Exemplary, the signal sending port and the signal receiving port of each frequency band on the radio frequency transceiver 30 are respectively connected with the amplifying circuit of the corresponding frequency band, specifically, the GSM low frequency signal sending port and the GSM low frequency signal receiving port of the radio frequency transceiver 30 can be Connect the GSM low-frequency amplifying circuit, the mid-high frequency signal sending port and the mid-high frequency signal receiving port of the radio frequency transceiver 30 can be connected with the mid-high frequency amplifying circuit, and the target mid-frequency signal sending port and the target mid-frequency signal receiving port of the radio frequency transceiver 30 can be connected to the mid-high frequency amplifier Circuits, etc. In addition, signal receiving modules, etc. can also be connected to realize the reception of signals in various frequency bands. There is no unique limitation here.

It can be seen that in the embodiment of the present application, the transmitting module supports the processing of GSM low-frequency signals, GSM high-frequency signals, and target intermediate-frequency signals, and can simultaneously support the transmission of two-way signals, such as GSM low-frequency signals and GSM high-frequency signals/targets Simultaneous transmission of intermediate frequency signals, or simultaneous transmission of target low frequency signals and target medium and high frequency signals, or simultaneous transmission of GSM low frequency signals and target medium and high frequency signals, or simultaneous transmission of target low frequency signals and GSM high frequency signals/target medium frequency signals send. Not only can the launch capability of the launch module be expanded, but also the device integration level can be improved and the cost can be reduced.

As shown in FIG. 19, the communication device is a mobile phone 1900 as an example for illustration. Specifically, as shown in FIG. 1921, wherein the one or more programs 1921 are stored in the above-mentioned memory 1920 and configured to be executed by the above-mentioned processor 1910, and the one or more programs 1921 include a method for performing any one of the following method embodiments Step instructions.

The communication interface 1930 includes an internal interface and an external interface. The internal interface includes a radio frequency interface, a camera interface, a display screen interface, and a microphone interface. The external interface may include a CAN interface, an RS232 interface, an RS485 interface, and an I2C interface. The processor 1910 is connected to the radio frequency system 1940 through the internal interface, and the mobile phone is used to communicate with other electronic devices through the external interface.

Wherein, the processor 1910 may be an application processor or a controller, such as a central processing unit (Central Processing Unit, CPU), a general purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application-specific integrated circuit (Application- Specific Integrated Circuit, ASIC), Field Programmable Gate Array (Field Programmable Gate Array, FPGA) or other programmable logic devices, transistor logic devices, hardware components or any combination thereof. It may implement or execute the various illustrative logical blocks, units and circuits described in connection with the present disclosure. The processor 1910 may also be a combination that implements computing functions, for example, a combination of one or more microprocessors, a combination of a DSP and a microprocessor, and the like.

The memory 1920 is used to store program codes and data of the mobile phone. The memory 1920 can be volatile memory or nonvolatile memory, or can include both volatile and nonvolatile memory. Among them, the non-volatile memory can be read-only memory (read-only memory, ROM), programmable read-only memory (programmable ROM, PROM), erasable programmable read-only memory (erasable PROM, EPROM), electrically programmable Erases programmable read-only memory (electrically EPROM, EEPROM) or flash memory. Volatile memory can be random access memory (RAM), which acts as external cache memory. By way of illustration and not limitation, many forms of random access memory (RAM) are available, such as static random access memory (static RAM, SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory Access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection dynamic random access memory Access memory (synchlink DRAM, SLDRAM) and direct memory bus random access memory (direct rambus RAM, DR RAM).

The radio frequency system 1940 may be the radio frequency system in any of the foregoing embodiments, where the radio frequency system 1940 may also be used to process radio frequency signals of multiple different frequency bands. For example, satellite positioning radio frequency circuits for receiving 1575MHz satellite positioning signals, WiFi and Bluetooth transceiver radio frequency circuits for processing 2.4GHz and 5GHz frequency bands of IEEE802. 1900MHz, 2100MHz frequency band, and Sub-6G frequency band) cellular phone transceiver radio frequency circuit for wireless communication. Wherein, the Sub-6G frequency band may specifically include a 2.496GHz-6GHz frequency band and a 3.3GHz-6GHz frequency band.

The above examples only express several implementation modes of the present application, and the description thereof is relatively specific and detailed, but should not be construed as limiting the patent scope of the present application. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the scope of protection of the patent application should be based on the appended claims.

Claims

A launch module, characterized in that it comprises:

The middle and high frequency amplifying circuit is configured to receive the GSM high-frequency transmission signal of the radio frequency transceiver through the first selection switch, and perform amplification, filtering and noise reduction processing on the GSM high-frequency transmission signal. switch, the third selection switch and the first coupler are output to the medium-high frequency antenna port; or, configured to receive the target intermediate frequency transmission signal of the radio frequency transceiver through the first selection switch, and transmit the target intermediate frequency signal Perform amplification, filtering and noise reduction processing, output to the target intermediate frequency transmission port through the second selection switch, the target intermediate frequency transmission signal is the target intermediate frequency signal, and the target intermediate frequency signal includes the third generation 3G network, the fourth generation 4G The intermediate frequency signal of any network in the network and the fifth-generation 5G network;

The GSM low-frequency amplifying circuit is configured to receive the GSM low-frequency transmission signal of the radio frequency transceiver, amplify and filter the GSM low-frequency transmission signal, and output the GSM low-frequency transmission signal to the low-frequency antenna port through the fourth selection switch and the second coupler.
The transmitting module according to claim 1, wherein the first selector switch is an SPDT switch, the P port of the SPDT switch is connected to the input end of the mid-high frequency amplifier circuit, and the two T ports are respectively connected to Two ports for receiving the GSM high frequency transmission signal and the target intermediate frequency transmission signal;

The second selection switch is an SPXT switch, X is an integer greater than 1, the P port of the SPXT switch is connected to the output end of the mid-high frequency amplifier circuit, the first T port is connected to the third selection switch, and the first T port is connected to the third selection switch. The second to the Xth T port are connected to the target IF sending port;

The third selection switch is a SPYT switch, Y is an integer greater than 1, the P port of the SPYT switch is connected to the first coupler, and the first T port is connected to the first T port of the second selection switch , the second to Yth T ports are connected to the medium and high frequency transceiver ports of the transmitting module in one-to-one correspondence;

The fourth selection switch is an SPZT switch, Z is an integer greater than 1, the P port of the SPZT switch is connected to the second coupler, the first T port is connected to the output end of the GSM low-frequency amplifier circuit, and the second The first to the Zth T ports are connected to the target low-frequency transceiver ports of the transmitting module in one-to-one correspondence.
The transmitting module according to claim 1 or 2, wherein the medium-high frequency transceiver port is used to receive or transmit a target medium-high frequency signal, and the target medium-high frequency signal includes the target medium-frequency signal or target high-frequency signal , the target high-frequency signal includes a high-frequency signal of any one of the 3G network, the 4G network, and the 5G network, and the target low-frequency transceiver port is used to receive or send a target low-frequency signal, and the target low-frequency signal includes Low-frequency signals of any one of the 3G network, the 4G network, and the 5G network.
The transmitting module according to claim 3, wherein the mid-high frequency amplifying circuit includes a first mid-high frequency power amplifier, a first mid-high frequency matching circuit, a second mid-high frequency power amplifier, and a second mid-high frequency matching circuit , the third mid-high frequency power amplifier, the first filter and noise reduction unit, the input end of the first mid-high frequency power amplifier is connected to the P port of the first selection switch, the output end of the first mid-high frequency power amplifier connected to the input end of the first mid-high frequency matching circuit, the output end of the first mid-high frequency matching circuit is connected to the input end of the second mid-high frequency power amplifier, and the output end of the second mid-high frequency power amplifier is connected to the The input end of the second mid-high frequency matching circuit, the output end of the second mid-high frequency matching circuit is connected to the input end of the third mid-high frequency power amplifier, and the output end of the third mid-high frequency power amplifier is connected to the first An input terminal of a filter, the output terminal of the first filter is connected to the input terminal of the noise reduction unit, and the output terminal of the noise reduction unit is connected to the P port of the second selection switch.
The transmitting module according to claim 4, wherein the GSM low-frequency amplifying circuit comprises a first GSM low-frequency power amplifier, a first GSM low-frequency matching circuit, a second GSM low-frequency power amplifier, a second GSM low-frequency matching circuit, The third GSM low-frequency matching circuit, the second filter, the input end of the first GSM low-frequency power amplifier is connected to the GSM low-frequency receiving port of the transmitting module, and the output end of the first GSM low-frequency power amplifier is connected to the first GSM low-frequency power amplifier. The input end of a GSM low-frequency matching circuit, the output end of the first GSM low-frequency matching circuit is connected to the input end of the second GSM low-frequency power amplifier, and the output end of the second GSM low-frequency power amplifier is connected to the second GSM low-frequency power amplifier. The input end of the low frequency matching circuit, the output end of the second GSM low frequency matching circuit is connected to the input end of the third GSM low frequency power amplifier, and the output end of the third GSM low frequency power amplifier is connected to the second filter The input end, the output end of the second filter is connected to the first T port of the fourth selection switch.
The transmitting module according to claim 5, wherein the transmitting module is also configured with a VCC power supply port; the VCC power supply port is connected to a combining port, and the combining port is the medium-high frequency amplifier circuit The first mid-high frequency power amplifier, the second mid-high frequency power amplifier, the third mid-high frequency power amplifier, the first GSM low frequency power amplifier, the second GSM low frequency power amplifier in the GSM low frequency amplifying circuit The low-frequency power amplifier and the internal port after the power supply ports of the third GSM low-frequency power amplifier are combined.
The launch module according to claim 6, wherein the launch module is also configured with an SDATA port, a SCLK port, a VIO port, a VBAT port, and a Vramp port; the launch module also includes:

The controller is connected to the SDATA port, the SCLK port, the VIO port, the VBAT port, and the Vramp port, and is used to receive the mobile processor industrial interface bus MIPI BUS control signal of the SDATA port and the SCLK port , receiving the MIPI power supply signal of the VIO port, receiving the bias voltage signal of the VBAT port, and receiving the Vramp signal of the Vramp port.
The transmitting module according to claim 3, wherein the third selection switch is used to select and transmit the target medium-high frequency signal, and the fourth selection switch is used to select and transmit the target low-frequency signal, so that The transmitting module implements CA and ENDC in the low-frequency band and the mid-high frequency band.
The transmitting module according to claim 6, wherein the power supply voltage of the VCC power supply port can be less than or equal to 3.6V.
A launch module, characterized in that it comprises:

The selective amplification sub-module is used to selectively receive the GSM high-frequency transmission signal from the radio frequency transceiver, and perform amplification, filtering and noise reduction processing on the GSM high-frequency transmission signal, and output it to the medium-high frequency antenna port; or, It is used to select and receive the target intermediate frequency transmission signal from the radio frequency transceiver, and perform amplification, filtering and noise reduction processing on the target intermediate frequency transmission signal, and output to the target intermediate frequency transmission port, and the target intermediate frequency transmission signal is the target intermediate frequency signal, the target intermediate frequency signal includes an intermediate frequency signal of any network in a 3G network, a 4G network, or a 5G network;

The GSM low-frequency amplifying unit is used to receive the GSM low-frequency transmission signal from the radio frequency transceiver, amplify and filter the GSM low-frequency transmission signal, and output it to the low-frequency antenna port.
The emission module according to claim 10, wherein the selective amplification sub-module comprises:

The first selection switch is used to select and receive the GSM high frequency transmission signal from the radio frequency transceiver or the target intermediate frequency transmission signal;

The medium and high frequency amplifying unit is connected to the first selection switch, and is used to amplify, filter and denoise the target intermediate frequency transmission signal, and output it to the target intermediate frequency transmission port through the second selection switch; or, for The GSM high-frequency transmission signal is amplified, filtered and noise-reduced, and output to the medium-high frequency antenna port through the second selection switch, the third selection switch and the first coupler in sequence.
The transmission module according to claim 11, wherein the GSM low-frequency amplifying unit is configured to output the amplified and filtered GSM low-frequency transmission signal through the fourth selection switch and the second coupler to the LF antenna port.
A transmitting module, characterized in that, is configured with a GSM high-frequency receiving port for receiving the GSM high-frequency transmitting signal of the radio frequency transceiver, a target intermediate frequency receiving port for receiving the target intermediate frequency transmitting signal of the radio frequency transceiver, The GSM low-frequency receiving port for receiving the GSM low-frequency transmission signal of the radio frequency transceiver, the medium-high frequency antenna port for sending the medium-high frequency transmission signal, the low-frequency antenna port for sending the GSM low-frequency transmission signal, and the low-frequency antenna port for sending the target The target intermediate frequency transmission port of the intermediate frequency transmission signal, the medium and high frequency transceiver port for receiving or sending the target medium and high frequency signal, and the target low frequency transceiver port for receiving or sending the target low frequency signal, the target intermediate frequency signal includes 3G network, 4G network, The intermediate frequency signal of any network in the 5G network, the target low frequency signal includes the low frequency signal of any network in the 3G network, the 4G network, and the 5G network, and the target medium and high frequency signal includes the target intermediate frequency signal Or target high-frequency signal, described target high-frequency signal comprises the high-frequency signal of any network in described 3G network, described 4G network, described 5G network; Described transmitting module comprises:

The first selection switch is an SPDT switch, one T port of the SPDT switch is connected to the GSM high-frequency receiving port, and the other T port is connected to the target intermediate frequency receiving port for selecting to receive the GSM high-frequency transmission signal or The target intermediate frequency transmits a signal;

A medium-high frequency amplifier circuit, connected to the P port of the first selection switch, for amplifying, filtering and noise reduction processing the received GSM high-frequency transmission signal or the target medium-frequency transmission signal;

The second selection switch is an SPXT switch, X is an integer greater than 1, the P port of the SPXT switch is connected to the output end of the mid-high frequency amplifier circuit, and the first T port is connected to the third selection switch and the first coupler in turn. and the medium-high frequency antenna port, for outputting the GSM high-frequency transmission signal to the medium-high frequency antenna port, and the second to Xth T ports are connected to the target medium-frequency transmission port in one-to-one correspondence, for The target intermediate frequency transmission signal is output to any target intermediate frequency transmission port;

The third selection switch is a SPYT switch, Y is an integer greater than 1, the P port of the SPYT switch is connected to the first end of the first coupler, and the first T port is connected to the second selection switch. The first T port is connected, and the second to Yth T ports are connected to the medium and high frequency transceiver ports of the transmitting module in one-to-one correspondence;

The first coupler, the second end of the first coupler is connected to the medium-high frequency antenna port, and the third end is connected to the first coupling port of the transmitting module for detecting the GSM high-frequency transmitting signal . Power information of at least one signal in the target medium and high frequency signals, and outputting the power information through the first coupling port;

GSM low-frequency amplifying circuit, connected to the GSM low-frequency receiving port, for amplifying and filtering the received GSM low-frequency transmission signal;

The fourth selection switch is an SPZT switch, Z is an integer greater than 1, the first T port of the SPZT switch is connected to the output end of the GSM low-frequency amplifying circuit, and the second to the Zth T ports are connected to the corresponding one-to-one The target low-frequency transceiver port, the P port is connected to the first end of the second coupler;

The second coupler, the second end of the second coupler is connected to the target low-frequency antenna port, and the third end is connected to the second coupling port of the transmitting module for detecting the GSM low-frequency transmission signal, Power information of at least one signal among the target low-frequency signals, and outputting the power information through the second coupled port.
A radio frequency system, characterized in that it comprises:

The launch module according to any one of claims 1-13;

Antenna module, including at least:

The first antenna unit is connected to the medium and high frequency antenna port of the transmitting module;

The second antenna unit is connected to the low-frequency antenna port of the transmitting module;

The third antenna unit is connected to the target intermediate frequency transmitting port of the transmitting module.
The radio frequency system according to claim 14, wherein the transmitting module further comprises:

The mid-high frequency filtering and isolation unit is connected to the mid-high frequency transceiver port, and is used for filtering and isolating the target mid-high frequency signal;

The target mid-high frequency amplification circuit is connected to the mid-high frequency filter and isolation unit, and is used to amplify the target mid-high frequency signal;

The target low-frequency filtering and isolation unit is connected to the target low-frequency transceiver port, and is used for filtering and isolating the target low-frequency signal;

The target low-frequency amplification circuit is connected to the target low-frequency filter and isolation unit, and is used for amplifying the target low-frequency signal.
The radio frequency system according to claim 15, wherein the third selection switch is used to select and transmit the target mid-high frequency signal, and the fourth selection switch is used to select and transmit the target low frequency signal to realize The carrier aggregation CA function of the transmitting module.
A radio frequency system, characterized in that it comprises: the transmitting module and the multi-mode multi-band power amplifier MMPA module as claimed in any one of claims 1-11;

The MMPA supports target signals, and the target signals include any of the following: target low-frequency signals, target intermediate-frequency signals, target high-frequency signals, and target ultra-high-frequency signals, and the target low-frequency signals are 3G networks, 4G networks, and 5G networks A low-frequency signal of any of the networks, the target intermediate-frequency signal is an intermediate-frequency signal of any of the 3G network, the 4G network, and the 5G network, and the target high-frequency signal is the 3G network, the A high-frequency signal of any network in the 4G network and the 5G network, the target UHF signal is the UHF signal of the 5G network;

The transmitting module and the MMPA module are configured to support dual connection ENDC between the 4G network and the 5G network between the first frequency band and the second frequency band, and the first frequency band is the target supported by the transmitting module The frequency band to which the intermediate frequency signal belongs, the second frequency band is the frequency band to which the target signal supported by the MMPA module belongs.
The radio frequency system according to claim 15, wherein the MMPA module comprises:

The target low-frequency transmitting circuit is used to receive the signal of the third frequency band from the radio frequency transceiver under the action of the first power supply voltage, amplify the signal of the third frequency band, and output it through the target low-frequency output port of the local end , the third frequency band is the frequency band to which the target low-frequency signal supported by the MMPA module belongs;

The target intermediate frequency transmitting circuit is configured to receive the target intermediate frequency signal from the radio frequency transceiver under the action of the second power supply voltage, amplify the target intermediate frequency signal, and output it through the target intermediate frequency output port of the local end;

The target high-frequency transmitting circuit is configured to receive the target high-frequency signal from the radio frequency transceiver under the action of the second power supply voltage, and amplify the target high-frequency signal, and transmit the target high-frequency signal through the target high-frequency signal at the local end. audio output port output;

The target UHF transmitting circuit is used to receive the target UHF signal from the radio frequency transceiver under the action of the second power supply voltage, and amplify the target UHF signal. The target UHF output port output at the end;

Wherein, the power supply circuits of the first power supply voltage and the second power supply voltage are independent of each other.
The radio frequency system according to claim 18, wherein the MMPA module is configured to support ENDC between the third frequency band and the fourth frequency band, and the fourth frequency band is the MMPA module The supported frequency band to which any one of the target intermediate frequency signal, the target high frequency signal and the target ultra high frequency signal belongs.
A communication device, characterized in that it includes:

A radio frequency system as claimed in any one of claims 14-19.