CN105978585A - Radio-frequency circuit and terminal - Google Patents
Radio-frequency circuit and terminal Download PDFInfo
- Publication number
- CN105978585A CN105978585A CN201610512364.7A CN201610512364A CN105978585A CN 105978585 A CN105978585 A CN 105978585A CN 201610512364 A CN201610512364 A CN 201610512364A CN 105978585 A CN105978585 A CN 105978585A
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- Prior art keywords
- circuit
- radio
- aclr
- radio frequency
- match
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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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0475—Circuits with means for limiting noise, interference or distortion
-
- 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
Abstract
The invention provides a radio-frequency circuit and a terminal. The radio-frequency circuit comprises a power amplifier, an ACLR (Adjacent Channel Leakage Ratio) detector and a processor, wherein the power amplifier comprises at least one output end, wherein each output end of the power amplifier is connected to a first end of a corresponding radio-frequency matching circuit; a first end of the ACLR detector is connected to a second end of each radio-frequency matching circuit; the ACLR detector is used for detecting an ACLR value of each radio-frequency matching circuit; a second end of the ACLR detector is connected to a first end of the processor; and the processor is used for determining whether to carry out radio-frequency matching adjustment on each radio-frequency matching circuit according to the ACLR value of each radio-frequency matching circuit, which is detected by the ACLR detector. Through the technical scheme of the invention, the ACLR values of the radio-frequency matching circuits can be automatically detected in order to carry out radio-frequency matching adjustment timely, so that the radio-frequency debugging time is reduced and the good performance of the radio-frequency matching circuits is effectively guaranteed.
Description
Technical field
The present invention relates to field of terminal technology, whole in particular to a kind of radio circuit and one
End.
Background technology
Along with improving constantly of radio circuit integrated level, the design work of radio circuit also becomes increasingly
Complicated.Owing to the demand of user is more and more higher, in order to meet the demand of user, radio circuit is supported
Frequency range also gets more and more, and the space of the radio frequency placement-and-routing being given to is not significantly increased, such
In the case of, add design difficulty and the debugging difficulty of radio circuit, and the property of radio-frequency transmissions path
Can quality Main Basis ACLR (Adjacent Channel Leakage Ratio, adjacent channel leakage
Than) value, suitable ACLR value guarantee radio-frequency transmissions path functional, but be correlated with
In technology, it is impossible to the ACLR value of the radio-frequency transmissions path in detection radio circuit, and then cannot be timely
Carry out subsequent treatment, extend the duration of radio frequency debugging.
Therefore, the ACLR value of radio frequency transmitting channel in radio circuit how can automatically be detected
Become technical problem urgently to be resolved hurrily.
Summary of the invention
The present invention is based at least one above-mentioned technical problem, it is proposed that a kind of new radio circuit,
Can automatically detect the ACLR value of radio frequency transmitting channel in radio circuit, and according to ACLR value
Determine whether related circuit to be carried out radio-frequency match adjustment, in order to can carry out in time whenever necessary
Subsequent treatment.
In view of this, the present invention proposes a kind of radio circuit, including: power amplifier, described merit
Rate amplifier includes at least one outfan, and each outfan of described power amplifier is connected to correspondence
The first end of radio frequency matching circuit；ACLR detector, the first end of described ACLR detector
It is connected to the second end of each described radio frequency matching circuit, is used for detecting each described radio frequency matching circuit
ACLR value；Processor, the second end of described ACLR detector is connected to described processor
First end, described processor is for each described radio-frequency match electricity detected according to ACLR detector
The ACLR value on road determines whether each described radio frequency matching circuit is carried out radio-frequency match adjustment.
In this technical scheme, each outfan of power amplifier is connected to the radio-frequency match of correspondence
First end of circuit, to carry out the difference of transmission power amplifier output by different radio frequency matching circuits
Radiofrequency signal, the first end of ACLR detector can be directly connected to the of each radio frequency matching circuit
Two ends, the first end of ACLR detector can also be connected to often by other circuit or electronic devices and components
Second end of individual radio frequency matching circuit, to detect each radio frequency matching circuit by ACLR detector
ACLR value, and determined whether each radio frequency by the processor being connected with ACLR detector
Match circuit carries out radio-frequency match adjustment, in order to can carry out radio-frequency match tune whenever necessary in time
Whole, thus reduce the radio frequency debugging time.
Wherein, the concrete effect of ACLR detector: the analogue signal of each radio frequency matching circuit is entered
Row sampling processing, the original radio frequency analogue signal that employing obtains after processing, by Fourier transformation by former
Beginning radio frequency analog signal is converted to frequency-region signal and is analyzed, and calculates the merit of main channel and adjacent channel
Rate, and thus draw the ACLR value of each radio frequency analog.
In technique scheme, it is preferable that described processor is at arbitrary described radio frequency matching circuit
When ACLR value is less than the first predetermined threshold value, determines and arbitrary described radio frequency matching circuit is carried out radio frequency
Auxiliary tone is whole.
In this technical scheme, the first predetermined threshold value can be communication protocol (such as 3GPP) index,
Can also be configured according to actual design demand, little in the ACLR value of arbitrary radio frequency matching circuit
When the first predetermined threshold value, illustrate that the ACLR value of this radio frequency matching circuit is unsatisfactory for communication protocol and refers to
Mark or design requirement, may produce interference, and then reduce the appearance of communication system communication system
Amount, now processor determines this radio frequency matching circuit is carried out radio-frequency match adjustment, effectively ensures that
The superperformance of this radio frequency matching circuit, and reduce radio circuit as much as possible to communication system
Interference, thus increase the capacity of whole communication system.
In any of the above-described technical scheme, it is preferable that each described radio frequency matching circuit includes: the
One π type match circuit, the input of a described π type match circuit is each described radio-frequency match electricity
First end on road；Duplexer or wave filter, the outfan of a described π type match circuit is connected to double
First end of multiplexer or the first end of described wave filter, the second end of described duplexer or described wave filter
The second end be connected to the input of the 2nd π type match circuit；Described 2nd π type match circuit, institute
State second end that outfan is each described radio frequency matching circuit of the 2nd π type match circuit.
In this technical scheme, the radiofrequency signal of power amplifier output can be via a π type coupling
Circuit, duplexer and the 2nd π type match circuit transmit to ACLR detector, it is also possible to via the
One π type match circuit, wave filter and the 2nd π type match circuit transmit to ACLR detector.
In any of the above-described technical scheme, it is preferable that a described π type match circuit includes first
Debugging device, the second debugging device and the 3rd debugging device；Described radio circuit also includes: coupling control
Circuit processed, the input of described match control circuit is connected to the second end of described processor, described
Join described first debugging that the outfan of control circuit is connected in each described π type match circuit
Device, described second debugging device and described 3rd debugging device；Wherein, described processor is determining
When arbitrary described radio frequency matching circuit is carried out radio-frequency match adjustment, control described match control circuit pair
Described first debugging device, described second debugging device and described 3rd debugging device are adjusted.
In this technical scheme, the first debugging device, the second debugging device and the 3rd debugging device are used for
As the debugger of match bit, match control circuit is used for realizing the coupling of radio frequency matching circuit and automatically adjusts
Examination choosing value, processor determine arbitrary radio frequency matching circuit is carried out radio-frequency match adjust time, control
Join control circuit the first debugging device, the second debugging device and the 3rd debugging device are adjusted, from
And effectively have adjusted the coupling of power amplifier output, have adjusted the impedance area of power amplifier
Between, indirectly change the ACLR value of radio frequency matching circuit.
In any of the above-described technical scheme, it is preferable that described first debugging device, described second tune
Examination device and described 3rd debugging device all include program-controlled electric capacity or program-controlled inductance.
In any of the above-described technical scheme, it is preferable that described radio circuit also includes: radio frequency is opened
Closing, the second end of each described radio frequency matching circuit and the first end of bonder are connected to described radio frequency and open
Closing, described radio-frequency (RF) switch is for controlling the second end of each described radio frequency matching circuit and described bonder
The first end be connected；Described bonder, the second end of described bonder is connected to described ACLR inspection
Survey the first end of device, for the peak power output of each described radio frequency matching circuit of detection in real time.
In this technical scheme, each radio frequency matching circuit can be connected to via radio-frequency (RF) switch and bonder
ACLR detector, is detected the peak power output of each radio frequency matching circuit, thinks by bonder
Follow-up based on peak power output adjust radio frequency matching circuit provide premise guarantee.
In any of the above-described technical scheme, it is preferable that also include: RF transceiver, described radio frequency
The power detection end of transceiver is connected to the 3rd end of described bonder, is used for receiving described bonder anti-
The peak power output of each described radio frequency matching circuit of feedback；Described processor is additionally operable to, arbitrary
During described radio frequency matching circuit carries out radio-frequency match adjustment, if arbitrary described radio frequency matching circuit
ACLR value more than or equal to the first predetermined threshold value, and arbitrary described radio-frequency match
When the changing value of the peak power output of circuit is less than or equal to the second predetermined threshold value, determine that continuation is to appointing
Radio frequency matching circuit described in one carries out radio-frequency match adjustment.
In this technical scheme, processor is carrying out radio-frequency match adjustment to arbitrary radio frequency matching circuit
During, if the ACLR value of this radio frequency matching circuit is more than or equal to the first predetermined threshold value, this is described
The ACLR value of radio frequency matching circuit is adjusted and has met communication protocol index or design requirement, this
Time ought the changing value of the peak power output of this radio frequency matching circuit in the given time less than or equal to the
During two predetermined threshold value, determine and continue this radio frequency matching circuit is carried out radio-frequency match adjustment, thus effectively
Avoid the problem of launching power is greatly lowered because optimizing ACLR value so that setting less than power
On the premise of putting thresholding, it is possible to be adjusted protecting to radio frequency matching circuit with one group of optimum matching value
Card ACLR reaches to arrange value standard.
Additionally, and after ACLR reaches to arrange value standard, ACLR detector still can be supervised in real time
The ACLR situation of change of control path, and the coupling of PA is changed according to ACLR value.
In any of the above-described technical scheme, it is preferable that described radio circuit also includes: the 3rd π type
Match circuit, the transmitting terminal of described RF transceiver is connected to the input of described 3rd π type match circuit
End, the outfan of described 3rd π type match circuit is connected to the input of described power amplifier.
In any of the above-described technical scheme, it is preferable that described radio circuit also includes antenna, described
The three-terminal link of ACLR detector is to described antenna.
According to the second aspect of the invention, it is proposed that a kind of terminal, including: in technique scheme
Radio circuit described in any one.
In this technical scheme, it is possible to the radio frequency matching circuit of radio circuit in detection terminal automatically
ACLR value, and determine whether related circuit to be carried out radio-frequency match adjustment according to ACLR value, with
Just can carry out radio-frequency match adjustment whenever necessary in time, reduce the radio frequency debugging time, effectively
Ensure that the superperformance of this radio frequency matching circuit, and reduce radio circuit as much as possible to communication system
Interference, thus increase the capacity of whole communication system.
By above technical scheme, it is possible to the ACLR value of detection radio frequency matching circuit automatically, and according to
ACLR value determines whether related circuit to be carried out radio-frequency match adjustment, in order to whenever necessary can
Carry out radio-frequency match adjustment in time, reduce the radio frequency debugging time, effectively ensure this radio-frequency match
The superperformance of circuit, and reduce the radio circuit interference to communication system as much as possible, thus increase
The capacity of whole communication system.
Accompanying drawing explanation
Fig. 1 shows the structural representation of radio circuit according to an embodiment of the invention；
Fig. 2 shows the schematic block diagram of terminal according to an embodiment of the invention.
Detailed description of the invention
In order to be more clearly understood that the above-mentioned purpose of the present invention, feature and advantage, below in conjunction with attached
The present invention is further described in detail by figure and detailed description of the invention.It should be noted that not
In the case of conflict, the feature in embodiments herein and embodiment can be mutually combined.
Elaborate a lot of detail in the following description so that fully understanding the present invention, but,
The present invention can implement to use other to be different from other modes described here, therefore, and the present invention
Protection domain do not limited by following public specific embodiment.
Fig. 1 shows the structural representation of radio circuit according to an embodiment of the invention.
As it is shown in figure 1, radio circuit 100 according to an embodiment of the invention, including: power amplification
Device (Power Amplifier, PA) 102, described power amplifier 102 includes that at least one exports
End (B1, B3 and B40 as shown in Figure 1, the outfan not office of certain power amplifier 102
It is limited to B1, B3 and B40), each outfan of described power amplifier 102 is connected to correspondence
First end of radio frequency matching circuit；ACLR detector 104, described ACLR detector 104
First end is connected to the second end of each described radio frequency matching circuit, is used for detecting each described radio frequency
The ACLR value on distribution road；Processor (Central Processing Uint, CPU) 106, described
Second end of ACLR detector 104 is connected to the first end of described processor 106, described processor
The ACLR of the 106 each described radio frequency matching circuits for detecting according to ACLR detector 104
Value determines whether each described radio frequency matching circuit is carried out radio-frequency match adjustment.
In this technical scheme, each outfan of power amplifier 102 is connected to the radio frequency of correspondence
First end of match circuit, to carry out transmission power amplifier output by different radio frequency matching circuits
Different radio frequency signal, the first end of ACLR detector 104 can be directly connected to each radio-frequency match
Second end of circuit, the first end of ACLR detector 104 can also be by other circuit or electronics unit
Device is connected to the second end of each radio frequency matching circuit, to be detected by ACLR detector 104
The ACLR value of each radio frequency matching circuit, and by the process being connected with ACLR detector 104
Device 106 determines whether each radio frequency matching circuit is carried out radio-frequency match adjustment, in order to whenever necessary
Radio-frequency match adjustment can be carried out in time, thus reduce the radio frequency debugging time.
Wherein, the concrete effect of ACLR detector 104: the simulation to each radio frequency matching circuit is believed
Number carry out sampling processing, the original radio frequency analogue signal that employing obtains after processing, pass through Fourier transformation
Original radio frequency analogue signal is converted to frequency-region signal be analyzed, calculates main channel and adjacent channel
Power, and thus draw the ACLR value of each radio frequency analog.
In technique scheme, it is preferable that described processor 106 is at arbitrary described radio-frequency match electricity
When the ACLR value on road is less than the first predetermined threshold value, determines and arbitrary described radio frequency matching circuit is penetrated
Frequently Matching and modification.
In this technical scheme, the first predetermined threshold value can be communication protocol (such as 3GPP) index,
Can also be configured according to actual design demand, little in the ACLR value of arbitrary radio frequency matching circuit
When the first predetermined threshold value, illustrate that the ACLR value of this radio frequency matching circuit is unsatisfactory for communication protocol and refers to
Mark or design requirement, may produce interference, and then reduce the appearance of communication system communication system
Amount, now processor determines this radio frequency matching circuit is carried out radio-frequency match adjustment, effectively ensures that
The superperformance of this radio frequency matching circuit, and reduce radio circuit as much as possible to communication system
Interference, thus increase the capacity of whole communication system.
In any of the above-described technical scheme, it is preferable that each described radio frequency matching circuit includes: the
One π type match circuit 108, the input of a described π type match circuit 108 be each described in penetrate
Frequently the first end of match circuit；Duplexer 110 or wave filter 112, a described π type match circuit
The outfan of 108 is connected to the first end of duplexer 110 or the first end of described wave filter 112, institute
Second end of the second end or described wave filter 112 of stating duplexer 110 is connected to the 2nd π type coupling electricity
The input on road 114；Described 2nd π type match circuit 114, described 2nd π type match circuit
The outfan of 114 is the second end of each described radio frequency matching circuit.
In this technical scheme, the radiofrequency signal of power amplifier 102 output can be via a π type
Match circuit 108, duplexer 110 and the 2nd π type match circuit 114 transmit to ACLR detection
Device, it is also possible to via a π type match circuit 108, wave filter 112 and the 2nd π type coupling electricity
Road 114 is transmitted to ACLR detector.
In any of the above-described technical scheme, it is preferable that a described π type match circuit 108 includes
First debugging device 108A, the second debugging device 108B and the 3rd debugging device 108C；Described penetrate
Frequency circuit 100 also includes: match control circuit 116, the input of described match control circuit 116
Being connected to the second end of described processor 106, the outfan of described match control circuit 116 is connected to
In each described π type match circuit 108 described first debugging device 108A, described second
Debugging device 108B and described 3rd debugging device 108C；Wherein, described processor 106 is determining
When arbitrary described radio frequency matching circuit is carried out radio-frequency match adjustment, control described match control circuit
116 couples of described first debugging device 108A, described second debugging device 108B and described 3rd debugging
Device 108C is adjusted.
In this technical scheme, the first debugging device 108A, the second debugging device 108B and the 3rd adjust
Examination device 108C is used as the debugger of match bit, and match control circuit 116 is used for realizing radio frequency
The coupling of match circuit debugs choosing value automatically, and processor 106 is determining to enter arbitrary radio frequency matching circuit
Row radio-frequency match adjust time, control match control circuit 116 to first debugging device 108A, second
Debugging device 108B and the 3rd debugging device 108C is adjusted, thus effectively have adjusted power
The coupling of amplifier out, the impedance that have adjusted power amplifier is interval, indirectly changes radio frequency
The ACLR value of match circuit.
In any of the above-described technical scheme, it is preferable that described first debugging device 108A, described
Second debugging device 108B and described 3rd debugging device 108C all includes program-controlled electric capacity or can
Program control inductance.
In any of the above-described technical scheme, it is preferable that described radio circuit 100 also includes: radio frequency
Switch 118, the second end of each described radio frequency matching circuit and the first end of bonder 120 are connected to
Described radio-frequency (RF) switch 118, described radio-frequency (RF) switch 118 is for controlling each described radio frequency matching circuit
Second end is connected with the first end of described bonder 120；Described bonder 120, described bonder
Second end of 120 is connected to the first end of described ACLR detector 104, each for detection in real time
The peak power output of described radio frequency matching circuit.
In this technical scheme, each radio frequency matching circuit can be via radio-frequency (RF) switch 118 and bonder
120 are connected to ACLR detector 104, detect each radio frequency matching circuit by bonder 120
Peak power output, think follow-up based on peak power output adjust radio frequency matching circuit provide premise
Ensure.
In any of the above-described technical scheme, it is preferable that also include: RF transceiver (WTR)
122, the power detection end (HDET as shown in Figure 1) of described RF transceiver 122 is connected to
3rd end of described bonder 120, for receiving each described radio frequency of described bonder 120 feedback
The peak power output of match circuit；Described processor 106 is additionally operable to, in arbitrary described radio-frequency match
During circuit carries out radio-frequency match adjustment, if the ACLR value of arbitrary described radio frequency matching circuit is big
In or equal to the first predetermined threshold value, and the maximum of arbitrary described radio frequency matching circuit is defeated
When going out the changing value of power less than or equal to the second predetermined threshold value, determine that continuation is to arbitrary described radio frequency
Distribution road carries out radio-frequency match adjustment.
In this technical scheme, processor 106 is carrying out radio-frequency match tune to arbitrary radio frequency matching circuit
During whole, if the ACLR value of this radio frequency matching circuit is more than or equal to the first predetermined threshold value, say
The ACLR value of this radio frequency matching circuit bright is adjusted and has met communication protocol index or design need
Ask, now when the peak power output of this radio frequency matching circuit in the given time changing value less than or
During equal to the second predetermined threshold value, determine that continuation carries out radio-frequency match adjustment to this radio frequency matching circuit, from
And be prevented effectively from and the problem of launching power is greatly lowered because optimizing ACLR value so that it is being less than
On the premise of power setting thresholding, it is possible to one group of optimum matching value, radio frequency matching circuit is adjusted
Whole to ensure that ACLR reaches to arrange value standard.
Additionally, and after ACLR reaches to arrange value standard, ACLR detector still can be supervised in real time
The ACLR situation of change of control path, and the coupling of PA is changed according to ACLR value.
In any of the above-described technical scheme, it is preferable that described radio circuit 100 also includes: the 3rd
π type match circuit 124, the transmitting terminal of described RF transceiver 122 is connected to described 3rd π type
The input on distribution road 124, the outfan of described 3rd π type match circuit 124 is connected to described merit
The input of rate amplifier 102.
In any of the above-described technical scheme, it is preferable that described radio circuit 100 also includes antenna
126, the three-terminal link of described ACLR detector 104 to described antenna 126.
Fig. 2 shows the schematic block diagram of terminal according to an embodiment of the invention.
As in figure 2 it is shown, terminal 200 according to an embodiment of the invention, including: as shown in Figure 1
Radio circuit 100.
In this technical scheme, it is possible to the radio frequency transmitting channel of radio circuit in detection terminal automatically
ACLR value, and determine whether related circuit to be carried out radio-frequency match adjustment according to ACLR value, with
Just can carry out radio-frequency match adjustment whenever necessary in time, reduce the radio frequency debugging time, effectively
Ensure that the superperformance of this radio frequency matching circuit, and reduce radio circuit as much as possible to communication system
Interference, thus increase the capacity of whole communication system.
Technical scheme being described in detail above in association with accompanying drawing, technical scheme proposes
A kind of new ACLR value that can automatically detect radio frequency matching circuit, and according to ACLR value really
Determine whether to need related circuit is carried out radio-frequency match adjustment, in order to can penetrate in time whenever necessary
Frequently Matching and modification, reduces the radio frequency debugging time, effectively ensures the good of this radio frequency matching circuit
Performance, and reduce the radio circuit interference to communication system as much as possible, thus increase whole communication system
The capacity of system.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for
For those skilled in the art, the present invention can have various modifications and variations.All essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. made, should be included in the present invention
Protection domain within.
Claims (10)
1. a radio circuit, it is characterised in that including:
Power amplifier, described power amplifier includes at least one outfan, described power amplifier
Each outfan be connected to first end of radio frequency matching circuit of correspondence；
ACLR detector, the first end of described ACLR detector is connected to each described radio-frequency match
Second end of circuit, for detecting the ACLR value of each described radio frequency matching circuit；
Processor, the second end of described ACLR detector is connected to the first end of described processor, institute
State processor for each described radio frequency matching circuit that detects according to described ACLR detector
ACLR value determines whether each described radio frequency matching circuit is carried out radio-frequency match adjustment.
Radio circuit the most according to claim 1, it is characterised in that described processor is in office
When the ACLR value of radio frequency matching circuit described in is less than the first predetermined threshold value, determines and penetrate described in arbitrary
Frequently match circuit carries out radio-frequency match adjustment.
Radio circuit the most according to claim 1, it is characterised in that each described radio frequency
Distribution road includes:
Oneth π type match circuit, the input of a described π type match circuit is each described radio frequency
First end of match circuit；
Duplexer or wave filter, the outfan of a described π type match circuit is connected to described duplexer
The first end or the first end of described wave filter, the second end of described duplexer or the of described wave filter
Two ends are connected to the input of the 2nd π type match circuit；
Described 2nd π type match circuit, the outfan of described 2nd π type match circuit is each described
Second end of radio frequency matching circuit.
Radio circuit the most according to claim 3, it is characterised in that
A described π type match circuit includes the first debugging device, the second debugging device and the 3rd debugging
Device；
Described radio circuit also includes:
Match control circuit, the input of described match control circuit is connected to the second of described processor
End, the outfan of described match control circuit is connected to the institute in each described π type match circuit
State the first debugging device, described second debugging device and described 3rd debugging device；
Wherein, described processor carries out radio-frequency match adjustment to arbitrary described radio frequency matching circuit determining
Time, control described match control circuit to described first debugging device, described second debugging device and institute
State the 3rd debugging device to be adjusted.
Radio circuit the most according to claim 4, it is characterised in that described first debugger
Part, described second debugging device and described 3rd debugging device all include program-controlled electric capacity or program-controlled
Inductance.
Radio circuit the most according to any one of claim 1 to 5, it is characterised in that institute
State radio circuit also to include:
Radio-frequency (RF) switch, the second end of each described radio frequency matching circuit and the first end of bonder are connected to
Described radio-frequency (RF) switch, described radio-frequency (RF) switch for control the second end of each described radio frequency matching circuit with
First end of described bonder is connected；
Described bonder, the second end of described bonder is connected to the first of described ACLR detector
End, for the peak power output of each described radio frequency matching circuit of detection in real time.
Radio circuit the most according to claim 6, it is characterised in that described radio circuit is also
Including:
RF transceiver, the power detection end of described RF transceiver is connected to the 3rd of described bonder the
End, for receiving the peak power output of each described radio frequency matching circuit of described bonder feedback；
Described processor is additionally operable to, and carries out the mistake of radio-frequency match adjustment at arbitrary described radio frequency matching circuit
Cheng Zhong, if the ACLR value of arbitrary described radio frequency matching circuit is more than or equal to the first predetermined threshold value, and
The changing value of the peak power output of arbitrary described radio frequency matching circuit is less than or equal to
During the second predetermined threshold value, determine that continuation carries out radio-frequency match adjustment to arbitrary described radio frequency matching circuit.
Radio circuit the most according to claim 7, it is characterised in that described radio circuit is also
Including:
3rd π type match circuit, the transmitting terminal of described RF transceiver is connected to described 3rd π type
The input on distribution road, the outfan of described 3rd π type match circuit is connected to described power amplifier
Input.
Radio circuit the most according to any one of claim 1 to 5, it is characterised in that institute
State radio circuit and also include antenna, the three-terminal link of described ACLR detector to described antenna.
10. a terminal, it is characterised in that including:
Radio circuit as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610512364.7A CN105978585B (en) | 2016-06-30 | 2016-06-30 | Radio circuit and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610512364.7A CN105978585B (en) | 2016-06-30 | 2016-06-30 | Radio circuit and terminal |
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| CN105978585A true CN105978585A (en) | 2016-09-28 |
| CN105978585B CN105978585B (en) | 2018-09-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411435A (en) * | 2016-09-29 | 2017-02-15 | 宇龙计算机通信科技(深圳)有限公司 | Radio-frequency emission device and method for automatically adjusting ACLR (Adjacent Channel Leakage Ratio) |
| CN111490833A (en) * | 2020-04-23 | 2020-08-04 | 北京字节跳动网络技术有限公司 | Method, device, system and medium for adjusting transmitting signal of antenna |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101068434A (en) * | 2006-11-23 | 2007-11-07 | 中兴通讯股份有限公司 | Measuring device and method for adjacent channel leakage ratio |
| CN101442330A (en) * | 2008-12-09 | 2009-05-27 | 中兴通讯股份有限公司 | Radio frequency circuit and CDMA mobile terminal |
| US20100157856A1 (en) * | 2008-12-19 | 2010-06-24 | Samsung Electronics Co., Ltd. | Method and apparatus for reducing a channel deviation in a mobile communication terminal |
| CN101835250A (en) * | 2010-04-30 | 2010-09-15 | 华为终端有限公司 | Device and method for reducing power consumption of terminal |
| JP2010226220A (en) * | 2009-03-19 | 2010-10-07 | Fujitsu Ltd | Power amplifier circuit, transmission device, and output control method |
| CN104852749A (en) * | 2014-02-19 | 2015-08-19 | 华为终端有限公司 | Radio frequency circuit and terminal equipment |
-
2016
- 2016-06-30 CN CN201610512364.7A patent/CN105978585B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101068434A (en) * | 2006-11-23 | 2007-11-07 | 中兴通讯股份有限公司 | Measuring device and method for adjacent channel leakage ratio |
| CN101442330A (en) * | 2008-12-09 | 2009-05-27 | 中兴通讯股份有限公司 | Radio frequency circuit and CDMA mobile terminal |
| US20100157856A1 (en) * | 2008-12-19 | 2010-06-24 | Samsung Electronics Co., Ltd. | Method and apparatus for reducing a channel deviation in a mobile communication terminal |
| JP2010226220A (en) * | 2009-03-19 | 2010-10-07 | Fujitsu Ltd | Power amplifier circuit, transmission device, and output control method |
| CN101835250A (en) * | 2010-04-30 | 2010-09-15 | 华为终端有限公司 | Device and method for reducing power consumption of terminal |
| CN104852749A (en) * | 2014-02-19 | 2015-08-19 | 华为终端有限公司 | Radio frequency circuit and terminal equipment |
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| CN106411435A (en) * | 2016-09-29 | 2017-02-15 | 宇龙计算机通信科技(深圳)有限公司 | Radio-frequency emission device and method for automatically adjusting ACLR (Adjacent Channel Leakage Ratio) |
| CN106411435B (en) * | 2016-09-29 | 2019-06-11 | 宇龙计算机通信科技(深圳)有限公司 | A kind of RF transmitter and method of adjust automatically ACLR |
| CN111490833A (en) * | 2020-04-23 | 2020-08-04 | 北京字节跳动网络技术有限公司 | Method, device, system and medium for adjusting transmitting signal of antenna |
| CN111490833B (en) * | 2020-04-23 | 2022-07-22 | 北京字节跳动网络技术有限公司 | Method, device, system and medium for adjusting transmitting signal of antenna |
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