CN108649971B - Terminal equipment - Google Patents
Terminal equipment Download PDFInfo
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- CN108649971B CN108649971B CN201810947018.0A CN201810947018A CN108649971B CN 108649971 B CN108649971 B CN 108649971B CN 201810947018 A CN201810947018 A CN 201810947018A CN 108649971 B CN108649971 B CN 108649971B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0064—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with separate antennas for the more than one band
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/401—Circuits for selecting or indicating operating mode
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Abstract
The invention provides terminal equipment, and relates to the technical field of communication. The terminal device includes: the system comprises at least one transceiver module and at least one receiving module, wherein the transceiver module is used for carrying the transmission and the reception of a fifth generation mobile communication 5G signal and the reception of a fourth generation mobile communication 4G signal; the receiving module is used for bearing the receiving of 5G signals and 4G signals. According to the scheme provided by the invention, the coexistence of 5G and 4G is realized through the novel radio frequency front-end module, the link complexity is reduced, and the occupation of the PCB area is reduced.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a terminal device.
Background
With the development of economy and social progress, consumers have developed new demands for communication technology, such as higher communication rate, to support the application of ultra-high definition video; the lower network delay meets the control speed requirement of automatic driving remote medical treatment; and the connection capacity and the traffic density are larger, so that the requirements of the ubiquitous Internet of things and the coverage of the hot spot area are met. These requirements have not been met based on the evolution of long term evolution LTE network architecture and technology and the current status of LTE spectrum, and therefore, fifth generation mobile communication technology (abbreviated as 5G) has been produced.
In order to meet the requirement of downlink high data rate, the fifth generation mobile communication technology plans a new frequency band with two frequency ranges of 3.3GHz-4.2GHz and 4.4GHz-5.0GHz for a frequency range below 6GHz, and introduces a single carrier channel bandwidth of 100MHz, a high-order modulation technology such as 1024QAM, a downlink 4 x 4MIMO technology and the like. Meanwhile, in a 5G mobile phone in the future, the 4G LTE exists for a long time, the downlink data transmission capacity of the LTE and the downlink data transmission capacity of the 5G are integrated, and higher data rate experience than that of a single 5G network can be provided for a user.
Therefore, how to design the terminal for the introduction of the above functions brings great challenges in terms of cost, power consumption, PCB space, and the like.
Disclosure of Invention
The embodiment of the invention provides a terminal device, which can reduce the complexity of a link and reduce the occupation of the area of a PCB (printed circuit board) while realizing the coexistence of 5G and 4G through a new radio frequency front end module.
In order to solve the above technical problem, an embodiment of the present invention provides a terminal device, including:
at least one transceiver module and at least one receiver module, wherein,
the transceiver module is used for carrying the transmission and the reception of a fifth generation mobile communication 5G signal and the reception of a fourth generation mobile communication 4G signal;
the receiving module is used for bearing the receiving of 5G signals and 4G signals.
Optionally, the transceiver module includes:
the power amplifier comprises at least two first power amplifiers, at least two first switches, at least two first filters, at least two bidirectional couplers, a first combiner, a second switch and n second filters; wherein the content of the first and second substances,
the first power amplifier, the first switch, the first filter and the bidirectional coupler are used for signal processing of a 5G frequency band, the second filter and the second switch are used for signal processing of a 4G frequency band, and n is a positive integer.
Optionally, a first end of the first power amplifier is connected to a first end of a first switch for processing signals in the same 5G frequency band, a second end of the first switch is connected to a first end of a first filter for processing signals in the same 5G frequency band, a second end of the first filter is connected to a first end of a bidirectional coupler for processing signals in the same 5G frequency band, and a second end of the bidirectional coupler is connected to a first end of the first combiner;
the first ends of the n second filters are respectively connected with one end of the second switch, and the other end of the second switch is connected with the second end of the first combiner.
Optionally, the transceiver module further includes:
at least two first low noise amplifiers and n second low noise amplifiers; wherein the content of the first and second substances,
the first low noise amplifier is connected with a third end of a first switch for processing signals in the same 5G frequency band; and the second low noise amplifier is connected with a second end of a second filter for processing signals in the same 4G frequency band.
Optionally, the gains of the first and second low noise amplifiers are variable and a bypass mode is supported.
Optionally, the receiving module includes:
at least two third filters, n fourth filters, a third switch and a second combiner; wherein the content of the first and second substances,
the third filter is used for processing signals of a 5G frequency band, the fourth filter and the third switch are used for processing signals of a 4G frequency band, and n is a positive integer.
Optionally, a first end of the third filter is connected to a first end of the second combiner;
the first ends of the n fourth filters are connected with one end of the third switch, and the other end of the third switch is connected with the second end of the second combiner.
Optionally, the receiving module further includes:
at least two third low noise amplifiers and n fourth low noise amplifiers; wherein the content of the first and second substances,
the third low noise amplifier is connected with a second end of a third filter for processing signals in the same 5G frequency band; and the fourth low noise amplifier is connected with the second end of a fourth filter for processing signals in the same 4G frequency band.
Optionally, the third and fourth low noise amplifiers have variable gains and support a bypass mode.
Optionally, the terminal device includes:
the system comprises a baseband processor, a 4G modem, a 5G modem, a 4G radio frequency transceiver, a 5G radio frequency transceiver, a 4G transmitting and main receiving radio frequency front end, two receiving modules and one transmitting and receiving module, wherein the two receiving modules are a first receiving module and a second receiving module.
Optionally, a first end of the 4G modem is connected to a first end of the baseband processor, a second end of the 4G modem is connected to a first end of the 4G radio frequency transceiver, a second end of the 4G radio frequency transceiver is connected to a first end of the 4G transmit and main receive radio frequency front end, a third end of the 4G radio frequency transceiver is connected to a first end of the first receiving module, a fourth end of the 4G radio frequency transceiver is connected to a first end of the second receiving module, and a fifth end of the 4G radio frequency transceiver is connected to a first end of the receiving module;
the first end of 5G modem all with the second end of baseband processor is connected, the second end of 5G modem with the first end of 5G radio frequency transceiver is connected, the second end of 5G radio frequency transceiver with the second end of 4G transmission and main receiving radio frequency front end is connected, the third end of 5G radio frequency transceiver with the second end of first receiving module is connected, the fourth end of 5G radio frequency transceiver with the second end of second receiving module is connected, the fifth end of 5G radio frequency transceiver with the second end of receiving module is connected.
Optionally, the terminal device includes:
the system comprises a baseband processor, a 4G modem, a 5G modem, a 4G radio frequency transceiver, a 5G radio frequency transceiver, a 4G transmitting and main receiving radio frequency front end, one receiving module and two receiving and transmitting modules, wherein the two receiving and transmitting modules are a first receiving and transmitting module and a second receiving and transmitting module.
Optionally, a first end of the 4G modem is connected to a first end of the baseband processor, a second end of the 4G modem is connected to a first end of the 4G radio frequency transceiver, a second end of the 4G radio frequency transceiver is connected to a first end of the 4G transmit and main receive radio frequency front end, a third end of the 4G radio frequency transceiver is connected to a first end of the receiving module, a fourth end of the 4G radio frequency transceiver is connected to a first end of the first transceiver module, and a fifth end of the 4G radio frequency transceiver is connected to a first end of the second transceiver module;
the first end of 5G modem all with the second end of baseband processor is connected, the second end of 5G modem with the first end of 5G radio frequency transceiver is connected, the second end of 5G radio frequency transceiver with the second end of 4G transmission and main receiving radio frequency front end is connected, the third end of 5G radio frequency transceiver with receiving module's second end is connected, the fourth end of 5G radio frequency transceiver with the second end of first transceiver module is connected, the fifth end of 5G radio frequency transceiver with the second end of second transceiver module is connected.
Thus, the terminal device of the embodiment of the present invention includes at least one transceiver module and at least one receiving module, and the transceiver module can be used for carrying transmission and reception of 5G signals and reception of 4G signals; the receiving module can be used for bearing 5G signals and 4G signals, and can integrate the receiving radio frequency front end devices of a 5G frequency band and a main 4G frequency band, so that the radio frequency front end design of a 5G terminal is optimized, the complexity of a link is reduced, and the occupation of the area of a PCB is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a terminal device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a transceiver module according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a receiving module according to an embodiment of the present invention;
fig. 4 is a schematic diagram of an NSA architecture of a terminal device according to an embodiment of the present invention;
fig. 5 is a schematic diagram of an SA architecture of a terminal device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. 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 invention.
As shown in fig. 1, a terminal device 100 according to an embodiment of the present invention includes:
at least one transceiver module 101 and at least one receiver module 102, wherein,
the transceiver module is used for carrying the transmission and the reception of a fifth generation mobile communication 5G signal and the reception of a fourth generation mobile communication 4G signal;
the receiving module is used for bearing the receiving of 5G signals and 4G signals.
The terminal device 100 of the embodiment of the present invention includes at least one transceiver module 101 and at least one receiving module 102, and therefore the transceiver module 101 can be used for carrying transmission and reception of 5G signals and reception of 4G signals; the receiving module 102 can be used for receiving 5G signals and 4G signals, so that the terminal device can integrate the receiving radio frequency front end devices of the 5G frequency band and the main 4G frequency band, the radio frequency front end design of the 5G terminal is optimized, the complexity of a link is reduced, and meanwhile, the occupation of the area of a PCB is reduced.
It should be appreciated that, on a 5G terminal, the following functional characteristics will be supported: the 4G segment band supports the downlink 4 × 4MIMO function, the 5G segment band supports the downlink 4 × 4MIMO function, and 4 × 4MIMO of 4G and 4 × 4MIMO of 5G operate simultaneously. Therefore, optionally, the transceiver module 101 comprises:
the power amplifier comprises at least two first power amplifiers, at least two first switches, at least two first filters, at least two bidirectional couplers, a first combiner, a second switch and n second filters; wherein the content of the first and second substances,
the first power amplifier, the first switch, the first filter and the bidirectional coupler are used for signal processing of a 5G frequency band, the second filter and the second switch are used for signal processing of a 4G frequency band, and n is a positive integer.
Here, the transceiver module will implement signal processing for at least two 5G frequency bands through at least two first power amplifiers, at least two first switches, at least two first filters, and at least two bidirectional couplers; and the signal processing of at least n 4G frequency bands is realized through n second filters and second switches. Here, the value of n is determined by the number of 4G frequency bands specifically required by the terminal device.
The first end of the first power amplifier is connected with the first end of a first switch for processing signals in the same 5G frequency band, the second end of the first switch is connected with the first end of a first filter for processing signals in the same 5G frequency band, the second end of the first filter is connected with the first end of a bidirectional coupler for processing signals in the same 5G frequency band, and the second end of the bidirectional coupler is connected with the first end of the first combiner;
the first ends of the n second filters are respectively connected with one end of the second switch, and the other end of the second switch is connected with the second end of the first combiner.
In addition, in order to improve the processing effect on the received signal, the transceiver module further includes:
at least two first low noise amplifiers and n second low noise amplifiers; wherein the content of the first and second substances,
the first low noise amplifier is connected with a third end of a first switch for processing signals in the same 5G frequency band; and the second low noise amplifier is connected with a second end of a second filter for processing signals in the same 4G frequency band.
Optionally, the gains of the first and second low noise amplifiers are variable and a bypass mode is supported.
Here, the gains of the first and second low noise amplifiers are variable, and the bypass mode is supported, so that the low noise amplifier in the transceiver module can be adjusted according to the circuit design index condition to meet the use requirement.
Taking the transceiver module shown in fig. 2 as an example, the transceiver module is used for carrying 2 signal transceivers in 5G frequency bands and receiving n 4G signals, and the transceiver module includes: two first power amplifiers (5G PA1, 5G PA2), two first switches (SP2T switch 1, SP2T switch 2), two first filters (5G filter 1, 5G filter 2), two bidirectional couplers (bidirectional coupler 1, bidirectional coupler 2), a first combiner, n second filters (4G filter 1, 4G filter 2 … 4G filter n), a second switch (SPNT switch 1), two first low noise amplifiers (5G LNA1, 5G LNA2) and n second low noise amplifiers (4G LNA1, 4G LNA2 … 4G LNAn), the main device functions are as follows:
a 5G frequency band 1 (representing that a transceiver module carries any one of 2 5G frequency bands) transmission path corresponding to a first 5G transmission pin (5G TX1), including: 1) the 5G PA1 is a power amplifier corresponding to the frequency band and used for carrying out power amplification on the 5G signal; 2) the SP2T switch 1 is used as a switch for switching the transmitting signal and the receiving signal of the local frequency band 5G; 3) the 5G filter 1 is used for filtering the radio frequency signals in the frequency band; 4) the bidirectional coupler 1 is used for detecting the radio frequency transmitting power of the transmitting channel and the state of a transmitting antenna corresponding to the transmitting channel;
the 5G frequency band 1 receiving path corresponding to the first 5G receiving pin (5G RX1) comprises 1) a 5G LNA1 and a low noise amplifier corresponding to the frequency band, wherein the low noise amplifier is used for performing low noise amplification on a received signal; 2) the 5G filter 1 is used for filtering out-of-band signals of the receiving signals of the frequency band;
a 5G frequency band 2 (representing that the transceiver module carries another frequency band of 2 5G frequency bands) transmission path corresponding to the second 5G transmission pin (5G TX2), including: 1) the 5G PA2 is a power amplifier corresponding to the frequency band and used for carrying out power amplification on the 5G signal; 2) the SP2T switch 2 is used as a switch for switching the transmission signal and the receiving signal of the local frequency band 5G; 3) a 5G filter 2 for filtering the radio frequency signals in the frequency band; 4) the bidirectional coupler 2 is used for detecting the radio frequency transmitting power of the transmitting channel and the state of the transmitting antenna corresponding to the transmitting channel;
the 5G frequency band 2 receiving path corresponding to the second 5G receiving pin (5G RX2) comprises 1) a 5G LNA2 and a low noise amplifier corresponding to the frequency band, wherein the low noise amplifier is used for carrying out low noise amplification on a received signal; 2) a 5G filter 2 for filtering out-of-band signals of the receiving signals of the frequency band;
the 4G frequency band 1 (representing any 4G frequency band) receiving path corresponding to the first 4G receiving pin (4G RX1) includes: 1)4G LNA1, a low noise amplifier corresponding to the frequency band, for amplifying the received signal with low noise; 2) the 4G filter 1 is used for filtering out-of-band signals of the receiving signals of the frequency band;
a 4G frequency band 2 (representing any 4G frequency band other than the frequency band 1) receiving path corresponding to the second 4G receiving pin (4G RX2), which comprises, 1) a 4G LNA2, a low noise amplifier corresponding to the frequency band, and performs low noise amplification on the received signal; 2) the 4G filter 2 is used for filtering out-of-band signals of the receiving signals of the frequency band; by analogy, according to n 4G frequency bands required by customers specifically, n filters and low noise amplifiers with different frequency bands can be arranged to meet the requirements;
the SPNT switch 1 is a 4G band receiving switch, and the number of channels (N in SPNT) of the switch is determined by the number of 4G bands specifically required by a customer, where N is N;
the first combiner combines the two receiving and transmitting frequency bands of the 5G and the receiving frequency bands of the 4G together to achieve the purpose of increasing the data rate when the 4X 4MIMO of the 4G and the 4X 4MIMO of the 5G work simultaneously, and the third end of the first combiner corresponds to an antenna pin.
Furthermore, in this embodiment of the present invention, the receiving module 102 includes:
at least two third filters, n fourth filters, a third switch and a second combiner; wherein the content of the first and second substances,
the third filter is used for processing signals of a 5G frequency band, the fourth filter and the third switch are used for processing signals of a 4G frequency band, and n is a positive integer.
Wherein a first end of the third filter is connected with a first end of the second combiner;
the first ends of the n fourth filters are connected with one end of the third switch, and the other end of the third switch is connected with the second end of the second combiner.
Likewise, in order to enhance the processing effect on the received signal, the receiving module further includes:
at least two third low noise amplifiers and n fourth low noise amplifiers; wherein the content of the first and second substances,
the third low noise amplifier is connected with a second end of a third filter for processing signals in the same 5G frequency band; and the fourth low noise amplifier is connected with the second end of a fourth filter for processing signals in the same 4G frequency band.
Optionally, the third and fourth low noise amplifiers have variable gains and support a bypass mode.
Here, since the third and fourth low noise amplifiers have variable gains and support the bypass mode, the low noise amplifier in the receiving module can be adjusted according to the circuit design index condition to meet the use requirement.
Taking the receiving module shown in fig. 3 as an example, the receiving module is configured to carry 2 signal receptions in 5G frequency bands and n 4G signals, and the receiving module includes: two third filters (5G filter 1 ', 5G filter 2'), n fourth filters (4G filter 1 ', 4G filter 2' … 4G filter n '), a third switch (SPNT switch 2), two third low noise amplifiers (5G LNA 1', 5G LNA2 ') and n fourth low noise amplifiers (4G LNA 1', 4G LNA2 '… 4G LNAn'), the main device functions are as follows:
a 5G frequency band 1 (representing that the receiving module carries any one of 2 5G frequency bands) receiving path corresponding to a first 5G receiving pin (5G RX1 '), the device comprises, 1) a 5G LNA 1', a low noise amplifier corresponding to the frequency band, and performs low noise amplification on a 5G receiving signal; 2)5G filter 1', filtering out-of-band signals except the receiving signal of the frequency band;
the receiving path of 5G frequency band 2 (representing that the receiving module carries another frequency band of 2 5G frequency bands) corresponding to the second 5G receiving pin (5G RX2 '), the device includes, 1)5G LNA 2', the low noise amplifier corresponding to this frequency band, performs low noise amplification on the 5G receiving signal; 2) a 5G filter 2', filtering out-of-band signals except the receiving signal of the frequency band;
the device comprises a 4G frequency band 1 (representing any 4G frequency band) receiving channel corresponding to a first 4G receiving pin (4G RX1 '), and a Low Noise Amplifier (LNA) 1' corresponding to the frequency band for performing low noise amplification on a received signal; 2) the 4G filter 1' filters out-of-band signals except the received signal of the frequency band;
the 4G frequency band 2 (representing any 4G frequency band except the frequency band 1) receiving path corresponding to the second 4G receiving pin (4G RX2 ') comprises, 1) a 4G LNA 2' corresponding to the frequency band, and the low noise amplifier is used for performing low noise amplification on a received signal; 2) the 4G filter 2' filters out-of-band signals except the received signal of the frequency band; by analogy, according to n 4G frequency bands required by customers specifically, n filters and low noise amplifiers with different frequency bands can be arranged to meet the requirements;
the SPNT switch 2 is a 4G band receiving switch, and the number of channels (N in SPNT) of the switch is determined by the number of 4G bands specifically required by the customer, where N is N;
and the second combiner combines the two receiving and transmitting frequency bands of 5G and the receiving frequency bands of 4G in an instrument so as to achieve the purpose of improving the data rate by simultaneously working 4X 4MIMO of 4G and 4X 4MIMO of 5G, and the third end of the second combiner corresponds to an antenna pin (an antenna input pin).
Optionally, the transceiver module and the receiving module are further provided with a power supply pin, a control pin and a ground pin, which are not described herein again.
However, it should be further understood that, in the 5G network construction process of the terminal device, either a Non-standby Networking (NSA) architecture or a 5G independent networking (SA) architecture may be adopted. Therefore, for the NSA architecture, as shown in fig. 4, the terminal device includes:
the system comprises a baseband processor, a 4G modem, a 5G modem, a 4G radio frequency transceiver, a 5G radio frequency transceiver, a 4G transmitting and main receiving radio frequency front end, two receiving modules and one transmitting and receiving module, wherein the two receiving modules are a first receiving module and a second receiving module.
Optionally, a first end of the 4G modem is connected to a first end of the baseband processor, a second end of the 4G modem is connected to a first end of the 4G radio frequency transceiver, a second end of the 4G radio frequency transceiver is connected to a first end of the 4G transmit and main receive radio frequency front end, a third end of the 4G radio frequency transceiver is connected to a first end of the first receiving module, a fourth end of the 4G radio frequency transceiver is connected to a first end of the second receiving module, and a fifth end of the 4G radio frequency transceiver is connected to a first end of the receiving module;
the first end of 5G modem all with the second end of baseband processor is connected, the second end of 5G modem with the first end of 5G radio frequency transceiver is connected, the second end of 5G radio frequency transceiver with the second end of 4G transmission and main receiving radio frequency front end is connected, the third end of 5G radio frequency transceiver with the second end of first receiving module is connected, the fourth end of 5G radio frequency transceiver with the second end of second receiving module is connected, the fifth end of 5G radio frequency transceiver with the second end of receiving module is connected.
Here, the first receiving module is the receiving module 1, and the second receiving module is the receiving module 2. The baseband processor is mainly responsible for processing communication data and controlling the working state of a device of the radio frequency channel according to the interaction information with the network; the 4G modem is used for modulating and demodulating the 4G signal; the 5G modem is used for modulating and demodulating the 5G signal; the 4G radio frequency transceiver is used for carrying out up-conversion and driving amplification on the 4G transmitting signal and carrying out down-conversion and other processing on the received signal; the 5G radio frequency transceiver is used for carrying out up-conversion and driving amplification on the 5G transmitting signal and carrying out down-conversion and other processing on the received signal; the 4G transmitting and main receiving radio frequency front end is used for transmitting, amplifying, filtering and channel switching processing of 4G transmitting signals, carrying out-of-band signal filtering, low-noise amplification and the like on 4G receiving signals, and simultaneously providing filtering, low-noise amplification and the like on a first path of receiving out-of-band signals of 5G signals; the receiving module 1/receiving module 2 performs out-of-band signal filtering, low-noise amplification and the like on the second path and the third path of received signals of the 4G frequency band which need to support 4 × 4MIMO, and provides out-of-band filtering, low-noise amplification and the like of the 5G second path and third path of received signals; the transceiver module performs out-of-band signal filtering, low noise amplification and the like on a fourth received signal of a 4G frequency band which needs to support 4 × 4MIMO, and simultaneously provides out-of-band filtering, low noise amplification and the like of a fourth received signal of 5G, and provides power amplification, filtering and path switching support for a transmitted signal of 5G. The 4G transmitting and main receiving radio frequency front end corresponds to a first antenna pin (ANT1), and can perform signal transmission of 4G transmitting signals and 4G frequency band 1 receiving signals with a 4G radio frequency transceiver and perform signal transmission of 5G frequency band 1 receiving signals with a 5G radio frequency transceiver; the receiving module 1 corresponds to the second antenna pin (ANT2), and can perform signal transmission of 4G frequency band 2 received signals with the 4G radio frequency transceiver and perform signal transmission of 5G frequency band 2 received signals with the 5G radio frequency transceiver; the receiving module 2 corresponds to a third antenna pin (ANT3), and can perform signal transmission of a 4G frequency band 3 received signal with a 4G radio frequency transceiver and perform signal transmission of a 5G frequency band 3 received signal with a 5G radio frequency transceiver; the transceiver module corresponds to the fourth antenna pin (ANT4), and can perform signal transmission of 4G band 4 received signals with the 4G radio frequency transceiver, and perform signal transmission of 5G band 4 received signals and 5G transmitted signals with the 5G radio frequency transceiver.
For the SA architecture, as shown in fig. 5, the terminal device includes:
the system comprises a baseband processor, a 4G modem, a 5G modem, a 4G radio frequency transceiver, a 5G radio frequency transceiver, a 4G transmitting and main receiving radio frequency front end, one receiving module and two receiving and transmitting modules, wherein the two receiving and transmitting modules are a first receiving and transmitting module and a second receiving and transmitting module.
Optionally, a first end of the 4G modem is connected to a first end of the baseband processor, a second end of the 4G modem is connected to a first end of the 4G radio frequency transceiver, a second end of the 4G radio frequency transceiver is connected to a first end of the 4G transmit and main receive radio frequency front end, a third end of the 4G radio frequency transceiver is connected to a first end of the receiving module, a fourth end of the 4G radio frequency transceiver is connected to a first end of the first transceiver module, and a fifth end of the 4G radio frequency transceiver is connected to a first end of the second transceiver module;
the first end of 5G modem all with the second end of baseband processor is connected, the second end of 5G modem with the first end of 5G radio frequency transceiver is connected, the second end of 5G radio frequency transceiver with the second end of 4G transmission and main receiving radio frequency front end is connected, the third end of 5G radio frequency transceiver with receiving module's second end is connected, the fourth end of 5G radio frequency transceiver with the second end of first transceiver module is connected, the fifth end of 5G radio frequency transceiver with the second end of second transceiver module is connected.
Here, the first transceiver module is the transceiver module 1, and the second transceiver module is the transceiver module 2. The baseband processor is mainly responsible for processing communication data and controlling the working state of a device of the radio frequency channel according to the interaction information with the network; the 4G modem is used for modulating and demodulating the 4G signal; the 5G modem is used for modulating and demodulating the 5G signal; the 4G radio frequency transceiver is used for carrying out up-conversion and driving amplification on the 4G transmitting signal and carrying out down-conversion and other processing on the received signal; the 5G radio frequency transceiver is used for carrying out up-conversion and driving amplification on the 5G transmitting signal and carrying out down-conversion and other processing on the received signal; the 4G transmitting and main receiving radio frequency front end is used for transmitting, amplifying, filtering and channel switching processing of 4G signals, carrying out-of-band signal filtering, low-noise amplification and the like on 4G receiving signals, and simultaneously providing filtering, low-noise amplification and the like on a first path of receiving out-of-band signals of 5G signals; the receiving module is used for carrying out-of-band signal filtering, low-noise amplification and the like on the second path of received signals of the 4G frequency band needing to support 4 × 4MIMO, and simultaneously providing out-of-band filtering, low-noise amplification and the like of the second path of received signals of the 5G frequency band; the transceiver module 1/transceiver module 2 performs out-of-band signal filtering, low-noise amplification and the like on the third path and the fourth path of received signals of the 4G frequency band which need to support 4 × 4MIMO, and simultaneously provides out-of-band filtering, low-noise amplification and the like of the 5G third path and fourth path received signals; and providing power amplification, filtering and path switching support for the 5G uplink two-path transmitting signals. The 4G transmitting and main receiving radio frequency front end corresponds to a first antenna pin (ANT1), and can perform signal transmission of 4G transmitting signals and 4G frequency band 1 receiving signals with a 4G radio frequency transceiver and perform signal transmission of 5G frequency band 1 receiving signals with a 5G radio frequency transceiver; the receiving module corresponds to the second antenna pin (ANT2), and can perform signal transmission of 4G frequency band 2 receiving signals with the 4G radio frequency transceiver and perform signal transmission of 5G frequency band 2 receiving signals with the 5G radio frequency transceiver; the transceiver module 1 corresponds to a third antenna pin (ANT3), and can perform signal transmission of 4G frequency band 3 received signals with a 4G radio frequency transceiver, and perform signal transmission of 5G frequency band 1 transmitted signals and 5G frequency band 3 received signals with a 5G radio frequency transceiver; the transceiver module 2 corresponds to the fourth antenna pin (ANT4), and can perform signal transmission of 4G band 4 received signals with the 4G radio frequency transceiver, and perform signal transmission of 5G band 4 received signals and 5G band 2 transmitted signals with the 5G radio frequency transceiver.
In summary, the terminal device according to the embodiment of the present invention includes at least one transceiver module and at least one receiving module, and therefore the transceiver module can be used for carrying transmission and reception of 5G signals and reception of 4G signals; the receiving module can be used for receiving 5G signals and 4G signals, so that the terminal equipment can integrate the receiving radio frequency front end devices of the 5G frequency band and the main 4G frequency band together, the radio frequency front end design of the 5G terminal is optimized, and the purposes of reducing the complexity of a link and reducing the occupation of the area of a PCB (printed circuit board) are achieved.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (11)
1. A terminal device, comprising:
at least one transceiver module and at least one receiver module, wherein,
the transceiver module is used for carrying the transmission and the reception of a fifth generation mobile communication 5G signal and the reception of a fourth generation mobile communication 4G signal;
the receiving module is used for bearing the receiving of 5G signals and 4G signals;
the transceiver module includes:
the power amplifier comprises at least two first power amplifiers, at least two first switches, at least two first filters, at least two bidirectional couplers, a first combiner, a second switch and n second filters; wherein the content of the first and second substances,
the first power amplifier, the first switch, the first filter and the bidirectional coupler are used for signal processing of a 5G frequency band, the second filter and the second switch are used for signal processing of a 4G frequency band, and n is a positive integer;
the receiving module includes:
at least two third filters, n fourth filters, a third switch and a second combiner; wherein the content of the first and second substances,
the third filter is used for processing signals of a 5G frequency band, the fourth filter and the third switch are used for processing signals of a 4G frequency band, and n is a positive integer.
2. The terminal device of claim 1,
the first end of the first power amplifier is connected with the first end of a first switch for processing signals of the same 5G frequency band, the second end of the first switch is connected with the first end of a first filter for processing signals of the same 5G frequency band, the second end of the first filter is connected with the first end of a bidirectional coupler for processing signals of the same 5G frequency band, and the second end of the bidirectional coupler is connected with the first end of the first combiner;
the first ends of the n second filters are respectively connected with one end of the second switch, and the other end of the second switch is connected with the second end of the first combiner.
3. The terminal device of claim 1, wherein the transceiver module further comprises:
at least two first low noise amplifiers and n second low noise amplifiers; wherein the content of the first and second substances,
the first low noise amplifier is connected with a third end of a first switch for processing signals in the same 5G frequency band; and the second low noise amplifier is connected with a second end of a second filter for processing signals in the same 4G frequency band.
4. A terminal device according to claim 3, characterised in that the gains of the first and second low noise amplifiers are variable and a bypass mode is supported.
5. The terminal device of claim 1,
the first end of the third filter is connected with the first end of the second combiner;
the first ends of the n fourth filters are connected with one end of the third switch, and the other end of the third switch is connected with the second end of the second combiner.
6. The terminal device of claim 1, wherein the receiving module further comprises:
at least two third low noise amplifiers and n fourth low noise amplifiers; wherein the content of the first and second substances,
the third low noise amplifier is connected with a second end of a third filter for processing signals in the same 5G frequency band; and the fourth low noise amplifier is connected with the second end of a fourth filter for processing signals in the same 4G frequency band.
7. The terminal device of claim 6, wherein the gains of the third and fourth low noise amplifiers are variable and a bypass mode is supported.
8. The terminal device according to claim 1, comprising:
the system comprises a baseband processor, a 4G modem, a 5G modem, a 4G radio frequency transceiver, a 5G radio frequency transceiver, a 4G transmitting and main receiving radio frequency front end, two receiving modules and one transmitting and receiving module, wherein the two receiving modules are a first receiving module and a second receiving module.
9. The terminal device of claim 8,
a first end of the 4G modem is connected to a first end of the baseband processor, a second end of the 4G modem is connected to a first end of the 4G radio frequency transceiver, a second end of the 4G radio frequency transceiver is connected to a first end of the 4G transmitting and main receiving radio frequency front end, a third end of the 4G radio frequency transceiver is connected to a first end of the first receiving module, a fourth end of the 4G radio frequency transceiver is connected to a first end of the second receiving module, and a fifth end of the 4G radio frequency transceiver is connected to a first end of the receiving and transmitting module;
the first end of 5G modem all with the second end of baseband processor is connected, the second end of 5G modem with the first end of 5G radio frequency transceiver is connected, the second end of 5G radio frequency transceiver with the second end of 4G transmission and main receiving radio frequency front end is connected, the third end of 5G radio frequency transceiver with the second end of first receiving module is connected, the fourth end of 5G radio frequency transceiver with the second end of second receiving module is connected, the fifth end of 5G radio frequency transceiver with the second end of receiving module is connected.
10. The terminal device according to claim 1, comprising:
the system comprises a baseband processor, a 4G modem, a 5G modem, a 4G radio frequency transceiver, a 5G radio frequency transceiver, a 4G transmitting and main receiving radio frequency front end, one receiving module and two receiving and transmitting modules, wherein the two receiving and transmitting modules are a first receiving and transmitting module and a second receiving and transmitting module.
11. The terminal device of claim 10,
a first end of the 4G modem is connected to a first end of the baseband processor, a second end of the 4G modem is connected to a first end of the 4G radio frequency transceiver, a second end of the 4G radio frequency transceiver is connected to a first end of the 4G transmitting and main receiving radio frequency front end, a third end of the 4G radio frequency transceiver is connected to a first end of the receiving module, a fourth end of the 4G radio frequency transceiver is connected to a first end of the first transceiver module, and a fifth end of the 4G radio frequency transceiver is connected to a first end of the second transceiver module;
the first end of 5G modem all with the second end of baseband processor is connected, the second end of 5G modem with the first end of 5G radio frequency transceiver is connected, the second end of 5G radio frequency transceiver with the second end of 4G transmission and main receiving radio frequency front end is connected, the third end of 5G radio frequency transceiver with receiving module's second end is connected, the fourth end of 5G radio frequency transceiver with the second end of first transceiver module is connected, the fifth end of 5G radio frequency transceiver with the second end of second transceiver module is connected.
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| CN109274397B (en) * | 2018-11-30 | 2020-09-29 | 维沃移动通信有限公司 | Radio frequency structure and terminal equipment |
| CN109802699B (en) * | 2019-01-24 | 2021-02-09 | 维沃移动通信有限公司 | Signal receiving and transmitting device and terminal equipment |
| CN109951207A (en) * | 2019-03-20 | 2019-06-28 | Oppo广东移动通信有限公司 | Radio frequency system and electronic equipment |
| CN110120824B (en) * | 2019-04-30 | 2022-05-10 | 维沃移动通信有限公司 | Terminal and data transmission method |
| CN110198174B (en) * | 2019-05-29 | 2022-03-25 | 京信网络系统股份有限公司 | Radio frequency front end transmitting circuit, radio frequency front end circuit, transceiver and base station equipment |
| CN111342862B (en) * | 2019-12-17 | 2021-09-17 | 锐石创芯(重庆)科技有限公司 | Radio frequency front end module supporting LTE/NR dual connection and mobile terminal |
| CN111726138B (en) * | 2020-06-05 | 2022-07-01 | 维沃移动通信有限公司 | Radio frequency circuit and electronic device |
| CN114285422B (en) * | 2020-09-27 | 2023-08-11 | Oppo广东移动通信有限公司 | Radio frequency DRX device, radio frequency system and communication equipment |
| CN112187311B (en) * | 2020-09-27 | 2022-08-09 | Oppo广东移动通信有限公司 | Radio frequency system and communication device |
| CN112803588B (en) * | 2020-12-31 | 2023-05-30 | 伊发控股集团有限公司 | 5G box-type substation |
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| US7548787B2 (en) * | 2005-08-03 | 2009-06-16 | Kamilo Feher | Medical diagnostic and communication system |
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| CN104092526B (en) * | 2014-07-14 | 2017-05-24 | 江苏中兴微通信息科技有限公司 | Multi-carrier communicating method and device for TDD mode MIMO wireless communicating system |
| EP3304949B1 (en) * | 2015-05-26 | 2021-09-29 | Nokia Solutions and Networks Oy | Methods and apparatuses for implementing a service flow across different systems |
| WO2017011026A1 (en) * | 2015-07-13 | 2017-01-19 | Intel Corporation | Bearer splitting |
| CN105978580B (en) * | 2016-05-04 | 2018-12-07 | 惠州Tcl移动通信有限公司 | A kind of mobile terminal and its means of communication and communication system |
| JP6769811B2 (en) * | 2016-09-30 | 2020-10-14 | 三菱電機株式会社 | Communications system |
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| CN107732399B (en) * | 2017-10-25 | 2022-07-15 | 上海安费诺永亿通讯电子有限公司 | Ultra-wideband tri-frequency four-port microstrip combiner for wireless mobile communication system |
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