CN105610521B - A kind of method and terminal of terminal radio frequency calibration - Google Patents
A kind of method and terminal of terminal radio frequency calibration Download PDFInfo
- Publication number
- CN105610521B CN105610521B CN201610018743.0A CN201610018743A CN105610521B CN 105610521 B CN105610521 B CN 105610521B CN 201610018743 A CN201610018743 A CN 201610018743A CN 105610521 B CN105610521 B CN 105610521B
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- terminal
- calibration
- receiver
- receiving
- path
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/11—Monitoring; Testing of transmitters for calibration
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephone Function (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the invention discloses the methods and terminal of a kind of calibration of terminal radio frequency, including：Check the corresponding state of flag bit in the terminal；If the receiver calibration of terminal described in the status display is completed, the transmitting path of the terminal is connected with the receiving path of the terminal；According to the calibration algorithm that the terminal inner stores, self calibration is carried out to the transmitter of the terminal.Because the time that terminal receives calibration is very of short duration, 90% time consumption is on transmitting calibration, using the self-alignment scheme of transmitting provided in an embodiment of the present invention, terminal can be powered off after receiving calibration, it disconnects to put aside with computer and instrument and carries out self calibration, to save prover time, the efficiency of mobile phone production is improved, saves production cost.
Description
Technical field
The present embodiments relate to the communications fields, more particularly to the method and terminal of a kind of calibration of terminal radio frequency.
Background technology
Existing terminal, including smart mobile phone and functional mobile phone are in process of production, in order to enable the RF index of terminal to reach
To the standard of 3GPP2, needs to carry out the transmitting of radio frequency to terminal and receive calibration, calibration needs to pass through the radio frequency socket of terminal
Radio frequency line connects instrument, while terminal connects computer by USB interface, computer by calibration procedure come control terminal and instrument into
The calibration of the transmitter and receiver of row terminal.Mobile phone is almost all 5 mould, 13 frequency at this stage, is calibrated by existing method all
The time that the transmitting and reception of frequency range are spent can be long.
Invention content
In order to overcome the deficiencies of the above existing technologies, the embodiment of the present invention is to provide a kind of side of terminal radio frequency calibration
Method and terminal, to realize that the time for saving terminal radio frequency calibration saves the mesh of production cost to improve the efficiency of terminal production
's.
The embodiment of the present invention provides a kind of method of terminal radio frequency calibration, including：
Check the corresponding state of flag bit in the terminal；
If the receiver calibration of terminal described in the status display is completed, by the transmitting path of the terminal and the end
The receiving path at end connects；
According to the calibration algorithm that the terminal inner stores, self calibration is carried out to the transmitter of the terminal.
Optionally, the calibration algorithm stored according to the terminal inner carries out self-correcting to the transmitter of the terminal
Standard includes：
The transmitter of the terminal sends the first calibration signal by the transmitting path of the terminal；
The receiver of the terminal receives first calibration signal by the receiving path of the terminal；
According to the calibration algorithm that the terminal inner stores, first calibration signal is calibrated.
Optionally, the transmitting path by the terminal connected with the receiving path of the terminal including：By the hair
It penetrates access to be connected by the variable connector short circuit of the terminal before the duplexer of the terminal with the receiving path, institute
Short circuit conducting is stated to be controlled by the universal input output GPIO of the master chip of the terminal.
Optionally, if the receiver calibration of terminal described in the status display is not completed, the method further includes：
Receive the second calibration signal that instrument is sent according to the calibration procedure of computer；
According to the calibration procedure of computer, the receiver of the terminal is calibrated.
Optionally, in the calibration procedure according to computer, after being calibrated to the receiver of the terminal, the side
Method further includes：The terminal is powered off；
Before the corresponding state of flag bit checked in the terminal, the method further includes：By the terminal
It powers on.
The embodiment of the present invention also provides a kind of terminal, including：
Module is checked, for checking the corresponding state of flag bit in the terminal；
Link block, if the receiver calibration for terminal described in the status display is completed, by the hair of the terminal
Access is penetrated to connect with the receiving path of the terminal；
Self calibration module, the calibration algorithm for being stored according to the terminal inner carry out the transmitter of the terminal
Self calibration.
Optionally, the self calibration module includes：
First sending submodule, for sending the first calibration signal by the transmitting path of the terminal；
First receiving submodule, for receiving first calibration signal by the receiving path of the terminal；
First calibration submodule, the calibration algorithm for being stored according to the terminal inner, to first calibration signal
It is calibrated.
Optionally, the link block is specifically used for the transmitting path and the receiving path in the day of the terminal
It is connected by the variable connector short circuit of the terminal before wiretap, the short circuit is connected by the general of the master chip of the terminal
Input and output GPIO controls.
Optionally, the terminal further includes：
Second receiving module, if the receiver calibration for terminal described in the status display is not completed, receiving instrument
The second calibration signal that table is sent according to the calibration procedure of computer；
Second calibration module calibrates the receiver of the terminal for the calibration algorithm according to computer.
Optionally, the terminal further includes：
Power-off modular is used in the calibration procedure according to computer, after being calibrated to the receiver of the terminal,
The terminal is powered off；
Module is powered on, it, will be in the terminal before the corresponding state of flag bit in the inspection terminal
Electricity.
Compared with prior art, the method and terminal of a kind of terminal radio frequency calibration provided in an embodiment of the present invention, including：Inspection
Look into the corresponding state of flag bit in the terminal；If the receiver calibration of terminal described in the status display is completed, by institute
The transmitting path for stating terminal is connected with the receiving path of the terminal；According to the calibration algorithm that the terminal inner stores, to institute
The transmitter for stating terminal carries out self calibration.Because the time that terminal receives calibration is very of short duration, 90% time consumption is in transmitting calibration
Above, using the self-alignment scheme of transmitting provided in an embodiment of the present invention, terminal can be powered off after receiving calibration, with electricity
Brain and instrument, which disconnect to put aside, carries out self calibration, to save prover time, improves the efficiency of mobile phone production, saves life
Produce cost.
Description of the drawings
Fig. 1 is a kind of flow diagram of the method for terminal radio frequency calibration provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram of the method for mobile phone radio frequency calibration provided in an embodiment of the present invention；
Fig. 3 is a kind of equipment connection diagram of the method for terminal receiver calibration provided in an embodiment of the present invention；
Fig. 4 is the connection for the method that a kind of transmitting path by mobile phone provided in an embodiment of the present invention is connected with receiving path
Schematic diagram；
Fig. 5 is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention.
Specific implementation mode
Below by way of specific specific example and the embodiment of the embodiment of the present invention, art technology is described with reference to the drawings
Personnel can be understood the further advantage and effect of the embodiment of the present invention easily by content disclosed in the present specification.The present invention is implemented
Example also can be implemented or be applied by other different specific examples, and the various details in this specification can also be based on different sights
Point and application carry out various modifications and change under the spirit without departing substantially from the embodiment of the present invention.
Fig. 1 is a kind of flow diagram of the method for terminal radio frequency calibration of the embodiment of the present invention.As shown in Figure 1, of the invention
A kind of method of terminal radio frequency calibration of embodiment, includes the following steps：
S101 checks the corresponding state of flag bit in the terminal；
S102, if the receiver calibration of terminal described in the status display is completed, by the transmitting path of the terminal and
The receiving path of the terminal connects；
S103 carries out self calibration according to the calibration algorithm that the terminal inner stores to the transmitter of the terminal.
Optionally, the calibration algorithm stored according to the terminal inner carries out self-correcting to the transmitter of the terminal
Standard includes：
The transmitter of the terminal sends the first calibration signal by the transmitting path of the terminal；
The receiver of the terminal receives first calibration signal by the receiving path of the terminal；
According to the calibration algorithm that the terminal inner stores, first calibration signal is calibrated.
Optionally, the transmitting path by the terminal connected with the receiving path of the terminal including：By the hair
It penetrates access to be connected by the variable connector short circuit of the terminal before the duplexer of the terminal with the receiving path, institute
Short circuit conducting is stated to be controlled by the universal input output GPIO of the master chip of the terminal.
Optionally, if the receiver calibration of terminal described in the status display is not completed, the method further includes：
Receive the second calibration signal that instrument is sent according to the calibration procedure of computer；
According to the calibration procedure of computer, the receiver of the terminal is calibrated.
Optionally, in the calibration procedure according to computer, after being calibrated to the receiver of the terminal, the side
Method further includes：The terminal is powered off；
Before the corresponding state of flag bit checked in the terminal, the method further includes：By the terminal
It powers on.
The method of another terminal radio frequency provided in an embodiment of the present invention calibration, the terminal of the embodiment by taking mobile phone as an example,
As shown in Figure 2：
S201, handset single-plate power on booting；
Check the corresponding state of flag bit in the mobile phone, the mobile phone calibration flag bit Cflag=0 in mobile phone indicates hand
Machine calibration is not completed, and Cflag=1 indicates that mobile phone calibration is completed；It receives calibration marker position Rflag=0 and indicates receiver calibration
It does not complete, Rflag=1 indicates that receiver calibration is completed；Transmitting calibration flag bit Tflag=0 indicates that transmitter calibration does not have
It completes, Tflag=1 indicates that transmitter calibration is completed.
It is alternatively possible to first as shown in S202, judge whether mobile phone calibration flag bit Cflag is equal to 1, works as Cflag=
1, it indicates that mobile phone calibration has been completed, terminates calibration；When Cflag is not equal to 1, and then receiver calibration mark is judged as shown in S203
Whether will position Rflag is equal to whether 1 and transmitter calibration flag bit Tflag is equal to 0, works as Rflag=1＆Tflag=0, carries out such as
The self calibration of handset single-plate transmitter shown in S204, and judge whether transmitter calibration succeeds as shown in S205, if due to failure
Do not succeed, terminate calibration, otherwise, when transmitter calibration success, as S206 writes transmitting calibration flag bit Tflag=1, Xie Shouji
Calibration marker position Cflag=1；Work as Rflag=0＆Tflag=0, as shown in S207, connects instrument, which is comprehensive test instrument,
By USB connection computers, the connection diagram also as shown in figure 3, carry out as shown in S208, according to the calibration procedure of computer in turn
Comprehensive test instrument and mobile phone calibration receiver are controlled, is specifically as follows control comprehensive test instrument and the second calibration is sent according to the calibration procedure of computer
Signal, which includes the calibration signal of each frequency range, after mobile phone receives second calibration signal, according to computer
Calibration procedure calibrates receiver；And then as shown in S209, judge whether receiver calibration succeeds, if due to failure
Do not succeed, terminate calibration, otherwise, as shown in S210, writes and receive calibration marker position Rflag=1, then handset single-plate breaks
Electricity is removed from testing jig, is put aside, and the handset single-plate transmitter self calibration as shown in S204 is carried out.
Wherein, the detailed process of S204 is as follows：
S2041 connects the transmitting path of the mobile phone with receiving path, specifically can be as shown in figure 4, logical by the transmitting
Road is connected before the duplexer of the mobile phone by the variable connector short circuit of the mobile phone with the receiving path, described short
Universal input output (General Purpose Input Output, the GPIO) control by the master chip of the mobile phone is connected in road
System；
S2042 carries out self calibration according to the calibration algorithm that the interior of mobile phone stores to the transmitter of the mobile phone；
Optionally, calibration algorithm can be input and stored in the mobile phone in advance；
Optionally, the self calibration includes：The transmitter of handset single-plate sends first by the transmitting path of handset single-plate
Calibration signal, first calibration signal include the calibration signal of each frequency range；According to the calibration algorithm that interior of mobile phone stores, to institute
The first calibration signal is stated to be calibrated.
Fig. 5 is a kind of structural schematic diagram of terminal of the embodiment of the present invention.As shown in figure 5, a kind of network of the embodiment of the present invention
Equipment, including：
Module 501 is checked, for checking the corresponding state of flag bit in the terminal；
Link block 502, if the receiver calibration for terminal described in the status display is completed, by the terminal
Transmitting path is connected with the receiving path of the terminal；
Self calibration module 503, for the calibration algorithm that is stored according to the terminal inner, to the transmitter of the terminal into
Row self calibration.
Optionally, the self calibration module 503 includes：
First sending submodule, for sending the first calibration signal by the transmitting path of the terminal；
First receiving submodule, for receiving first calibration signal by the receiving path of the terminal；
First calibration submodule, the calibration algorithm for being stored according to the terminal inner, to first calibration signal
It is calibrated.
Optionally, the link block 502 is specifically used for the transmitting path and the receiving path in the terminal
Duplexer before be connected by the variable connector short circuit of the terminal, the short circuit conducting by the terminal master chip
Universal input exports GPIO controls.
Optionally, the terminal further includes：
Second receiving module, if the receiver calibration for terminal described in the status display is not completed, receiving instrument
The second calibration signal that table is sent according to the calibration procedure of computer；
Second calibration module calibrates the receiver of the terminal for the calibration algorithm according to computer.
Optionally, the terminal further includes：
Power-off modular is used in the calibration procedure according to computer, after being calibrated to the receiver of the terminal,
The terminal is powered off；
Module is powered on, it, will be in the terminal before the corresponding state of flag bit in the inspection terminal
Electricity.
A kind of terminal provided in an embodiment of the present invention and a kind of method of terminal radio frequency calibration provided in an embodiment of the present invention
Belong to same inventive concept, the method that specific implementation mode and a kind of terminal radio frequency provided in an embodiment of the present invention are calibrated is similar
Seemingly, the method that can refer to a kind of terminal radio frequency calibration provided in an embodiment of the present invention, details are not described herein.
Compared with prior art, the method and terminal of a kind of terminal radio frequency calibration provided in an embodiment of the present invention, including：Inspection
Look into the corresponding state of flag bit in the terminal；If the receiver calibration of terminal described in the status display is completed, by institute
The transmitting path for stating terminal is connected with the receiving path of the terminal；According to the calibration algorithm that the terminal inner stores, to institute
The transmitter for stating terminal carries out self calibration.Because the time that terminal receives calibration is very of short duration, 90% time consumption is in transmitting calibration
Above, using the self-alignment scheme of transmitting provided in an embodiment of the present invention, terminal can be powered off after receiving calibration, with electricity
Brain and instrument, which disconnect to put aside, carries out self calibration, to save prover time, improves the efficiency of mobile phone production, saves life
Produce cost.
The principles and effects of the embodiment of the present invention are only illustrated in above-described embodiment, and is not intended to limit the present invention real
Apply example.Any those skilled in the art can under the spirit and scope without prejudice to the embodiment of the present invention, to above-described embodiment into
Row modification and change.Therefore, the rights protection scope of the embodiment of the present invention, should be as listed in the claims.
Claims (6)
1. a kind of method of terminal radio frequency calibration, which is characterized in that including,
Check the corresponding state of flag bit in the terminal；
If the receiver calibration of terminal described in the status display is completed, by the transmitting path of the terminal and the terminal
Receiving path connects；
According to the calibration algorithm that the terminal inner stores, self calibration is carried out to the transmitter of the terminal；
The transmitting path by the terminal connected with the receiving path of the terminal including：By the transmitting path with it is described
Receiving path before the duplexer of the terminal by the variable connector short circuit of the terminal be connected, it is described short circuit conducting by
The universal input output GPIO controls of the master chip of the terminal；
If the receiver calibration of terminal described in the status display is not completed, the method further includes：
Receive the second calibration signal that instrument is sent according to the calibration procedure of computer；
According to the calibration procedure of computer, the receiver of the terminal is calibrated.
2. the method as described in claim 1, which is characterized in that the calibration algorithm stored according to the terminal inner, it is right
The transmitter of the terminal carries out self calibration：
The transmitter of the terminal sends the first calibration signal by the transmitting path of the terminal；
The receiver of the terminal receives first calibration signal by the receiving path of the terminal；
According to the calibration algorithm that the terminal inner stores, first calibration signal is calibrated.
3. the method as described in claim 1, which is characterized in that in the calibration procedure according to computer, to the terminal
After receiver is calibrated, the method further includes：The terminal is powered off；
Before the corresponding state of flag bit checked in the terminal, the method further includes：The terminal is powered on.
4. a kind of terminal, which is characterized in that including,
Module is checked, for checking the corresponding state of flag bit in the terminal；
Link block leads to the transmitting of the terminal if the receiver calibration for terminal described in the status display is completed
Road is connected with the receiving path of the terminal；
Self calibration module, the calibration algorithm for being stored according to the terminal inner carry out self-correcting to the transmitter of the terminal
It is accurate；
The link block is specifically used for the transmitting path and the receiving path before the duplexer of the terminal
It is connected by the variable connector short circuit of the terminal, the short circuit conducting is exported by the universal input of the master chip of the terminal
GPIO is controlled；
The terminal further includes：Second receiving module, if the receiver calibration for terminal described in the status display does not have
It completes, receives the second calibration signal that instrument is sent according to the calibration procedure of computer；Second calibration module, for according to computer
Calibration algorithm calibrates the receiver of the terminal.
5. terminal as claimed in claim 4, which is characterized in that the self calibration module includes：
First sending submodule, for sending the first calibration signal by the transmitting path of the terminal；
First receiving submodule, for receiving first calibration signal by the receiving path of the terminal；
First calibration submodule, the calibration algorithm for being stored according to the terminal inner carry out first calibration signal
Calibration.
6. terminal as claimed in claim 4, which is characterized in that the terminal further includes：
Power-off modular is used in the calibration procedure according to computer, after being calibrated to the receiver of the terminal, by institute
State terminal power-off；
Module is powered on, for before the corresponding state of flag bit checked in the terminal, the terminal to be powered on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610018743.0A CN105610521B (en) | 2016-01-12 | 2016-01-12 | A kind of method and terminal of terminal radio frequency calibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610018743.0A CN105610521B (en) | 2016-01-12 | 2016-01-12 | A kind of method and terminal of terminal radio frequency calibration |
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| Publication Number | Publication Date |
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| CN105610521A CN105610521A (en) | 2016-05-25 |
| CN105610521B true CN105610521B (en) | 2018-10-12 |
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| CN110266402B (en) * | 2019-06-19 | 2022-03-01 | 北京润科通用技术有限公司 | Channel simulator calibration method and device |
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| CN101540626B (en) * | 2008-03-20 | 2013-06-05 | 中兴通讯股份有限公司 | Transreceiver and zero intermediate frequency emission calibrating method |
| CN202160285U (en) * | 2011-08-23 | 2012-03-07 | 德明通讯(上海)有限公司 | LTE wireless network card terminal apparatus |
| CN106597331B (en) * | 2013-11-08 | 2020-02-04 | 上海联影医疗科技有限公司 | Radio frequency cable detection loop for magnetic resonance system and safety monitoring method |
| CN104661329A (en) * | 2013-11-20 | 2015-05-27 | 上海唯云信息科技有限公司 | Time division-long term evolution (TD-LTE) wireless terminal device |
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| CN101287194A (en) * | 2007-04-09 | 2008-10-15 | 中兴通讯股份有限公司 | Calibration method of mobile terminal adopting zero intermediate frequency scheme |
| CN101500248A (en) * | 2008-01-31 | 2009-08-05 | 大唐移动通信设备有限公司 | Antenna calibration method and apparatus |
| CN101729645A (en) * | 2008-10-24 | 2010-06-09 | 展讯通信（上海）有限公司 | Microphone calibration information acquiring method and microphone |
| JP2013142950A (en) * | 2012-01-10 | 2013-07-22 | Nippon Dam Kk | Method for attaching rfid yarn to textile product and textile product with rfid yarn attached thereto |
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