CN106936520A - The calibration system and method for mobile terminal - Google Patents
The calibration system and method for mobile terminal Download PDFInfo
- Publication number
- CN106936520A CN106936520A CN201511025082.6A CN201511025082A CN106936520A CN 106936520 A CN106936520 A CN 106936520A CN 201511025082 A CN201511025082 A CN 201511025082A CN 106936520 A CN106936520 A CN 106936520A
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- China
- Prior art keywords
- mobile terminal
- port
- connector
- measured
- antenna port
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- H04B17/12—Monitoring; Testing of transmitters for calibration of transmit antennas, e.g. of the amplitude or phase
-
- 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
Abstract
The present invention provides a kind of calibration system and method for mobile terminal.The system includes comprehensive tester, computer and calibration attachment means, and comprehensive tester has test port, and calibration attachment means include：Communication unit, the antenna port calibration command that computer is sent is sent to control unit；Control unit, variable connector gating is controlled according to antenna port calibration command；Variable connector, control port is connected with control unit, and public port is connected with comprehensive tester connector, and gating port is connected with mobile terminal connector group to be measured；Comprehensive tester connector, Single port is connected with test port, and another port is connected with the public port of variable connector；Mobile terminal connector group to be measured, including multiple mobile terminal connectors to be measured, each mobile terminal connector Single port to be measured are connected with the gating port of variable connector, and another port is connected with the antenna port to be measured of mobile terminal.The present invention can be calibrated in simple, inexpensive mode to mobile terminal.
Description
Technical field
The present invention relates to technical field of mobile terminals, more particularly to a kind of mobile terminal calibration system and method.
Background technology
Currently, 3GPP (the 3rd Generation Partnership Project, third generation partner program)
Mobile communication technology standard evolved to forth generation LTE (Long Term Evolution, Long Term Evolution)
And LTE-A (Long Term Evolution Advanced, senior long term evolution), the load that standard includes
Ripple polymerization technique is used for the transmitting of signal and is connect with Multiple Input Multiple Output requirement mobile terminal using multiple antennas
Receive.
Inevitably accumulate the difference in various sources in process of production due to each mobile terminal, therefore
Need to calibrate mobile terminal, to ensure the uniformity of performance.Calibration is needed for each antenna end
Mouth is carried out, and in primary calibration flow, a test port is corresponded on mobile terminal on comprehensive tester
One antenna port to be calibrated.General mobile terminal have an antenna port to be calibrated need calibration.
The mobile terminal of LTE and LTE-A is supported, more antenna ports are devised, calibration is required to.Go out
Consider in factors such as costs, usually used comprehensive tester does not configure more test port, causes comprehensive
The test port quantity for closing tester configuration is carried out less than antenna port to be calibrated, it is necessary to expend the longer time
Repeatedly calibrate flow.In order to realize the calibration to multiple antenna ports, prior art is mainly using following two
Scheme：
Scheme one：The test port of manual switching comprehensive tester and the antenna port of mobile terminal, such as Fig. 1
It is shown, a test port is corresponded into different antenna ports respectively in repeatedly calibration flow, once
In calibration flow, each test port is only calibrated for an antenna port of a mobile terminal,
In next calibration flow, different antenna ports are tested, it is necessary to carry out manual switching and set insertion loss.
Scheme two：The test port of comprehensive tester is multiplexed using power divider, power divider is generally adopted
A test port on comprehensive tester is multiplexed with two with 3dB power dividers, as shown in Fig. 2
One test port can be corresponded to two antenna ports in primary calibration flow.
Realize it is of the invention during, inventor find at least there is following technical problem in the prior art：
The shortcoming of scheme one is testing process complicated, inefficiency, manual switching be also possible to import not it is contemplated that
Error, be not suitable for producing line calibration；The shortcoming of scheme two is that power divider can bring inherent loss, is entered
And come limitation, and power divider high cost to calibration tape, volume is big.
The content of the invention
The calibration system and method for the mobile terminal that the present invention is provided, can be with simple, inexpensive mode reality
Now to the calibration of multi-antenna port mobile terminal.
In a first aspect, the present invention provides a kind of calibration system of mobile terminal, including comprehensive tester, calculating
Machine and calibration attachment means, the comprehensive tester have test port, and the calibration attachment means include：
Communication unit, is connected with the computer, the antenna port calibration command hair that the computer is sent
Control unit is given, the antenna port calibration command is used to indicate the one of antenna end to mobile terminal
Mouth is calibrated；
Control unit, is connected with the communication unit, according to the antenna port calibration command, controls multichannel
Switch gating wherein all the way；
Variable connector, control port is connected with described control unit, public port and comprehensive tester connector
Connection, gating port is connected with mobile terminal connector group to be measured；
Comprehensive tester connector, is two end device, the test lead on Single port and the comprehensive tester
Mouth connection, another port is connected with the public port of the variable connector；
Mobile terminal connector group to be measured, including multiple mobile terminal connectors to be measured, each is to be measured mobile whole
Terminal adapter is two end device, and Single port is connected with the gating port of the variable connector, another port
It is connected with the antenna port to be measured of mobile terminal.
Optionally, the number of the test port, the number of the comprehensive tester connector, the multichannel
The group number of the number of switch and the mobile terminal connector group to be measured is equal.
Optionally, the way of the variable connector is to be measured equal to what the mobile terminal connector group to be measured included
The number of mobile terminal connector.
Optionally, the number of the mobile terminal connector to be measured that the mobile terminal connector group to be measured includes is big
In or equal to the mobile terminal antenna port to be measured number.
Optionally, the variable connector is radio frequency electric switch.
Second aspect, the present invention provides a kind of calibration method of mobile terminal, including：
Computer sends antenna port calibration command to communication unit, and the antenna port calibration command is used to refer to
Show and the first antenna port of mobile terminal is calibrated；
The antenna port calibration command is sent to control unit by communication unit；
Control unit makes according to the antenna port calibration command, control variable connector gating wherein all the way
The test port for obtaining comprehensive tester is connected with the first antenna port of the mobile terminal；
Comprehensive tester is calibrated to the first antenna port of the mobile terminal；
Wherein, the communication unit is connected with the computer, and described control unit connects with the communication unit
Connect, the variable connector is connected with described control unit, the comprehensive tester connector Single port with it is described
Test port connection on comprehensive tester, another port are connected with the public port of the variable connector, treat
Surveying mobile terminal connector group includes multiple mobile terminal connectors to be measured, each mobile terminal connector to be measured
Two end device is, Single port is connected with the gating port of the variable connector, another port is whole with mobile
The antenna port to be measured connection at end.
Optionally, the number of the test port, the number of the comprehensive tester connector, the multichannel
The group number of the number of switch and the mobile terminal connector group to be measured is equal.
Optionally, the way of the variable connector is to be measured equal to what the mobile terminal connector group to be measured included
The number of mobile terminal connector.
Optionally, the number of the mobile terminal connector to be measured that the mobile terminal connector group to be measured includes is big
In or equal to the mobile terminal antenna port to be measured number.
Optionally, the variable connector is radio frequency electric switch.
The calibration system and method for mobile terminal provided in an embodiment of the present invention, computer send to communication unit
For the antenna port calibration command for indicating the one of antenna port to mobile terminal to be calibrated, communication
The antenna port calibration command is sent to control unit by unit, and control unit is according to the antenna port school
Quasi instruction, control variable connector gating wherein all the way so that the test port of comprehensive tester and the shifting
One of antenna port connection of dynamic terminal, one of antenna of the comprehensive tester to the mobile terminal
Calibrated port.Compared with prior art, the present invention is automatically switched comprehensive using computer controls variable connector
The test port of tester and the antenna port of mobile terminal is closed to realize answering for comprehensive tester test port
With, by a test port repeatedly calibration flow in correspond to different antenna ports, testing process respectively
Simply, stable performance, will not newly introduce uncontrollable error, it is adaptable to which producing line is calibrated；Work(need not be used
Divide device, cost is relatively low, is conducive to calibrating the mobile terminal of multi-antenna port.
Brief description of the drawings
Fig. 1 is the structural representation for carrying out direct test to mobile terminal using comprehensive tester in the prior art；
Fig. 2 is in the prior art using the test port of power divider multiplexing comprehensive tester to mobile terminal
The structural representation tested；
Fig. 3 is the structural representation of the calibration system of one embodiment of the invention mobile terminal；
Fig. 4 is the structural representation of the calibration system of another embodiment of the present invention mobile terminal；
Fig. 5 is the structural representation of the calibration system of yet another embodiment of the invention mobile terminal；
Fig. 6 is the flow chart of the calibration method of embodiment of the present invention mobile terminal.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the present invention
Accompanying drawing in embodiment, is clearly and completely described to the technical scheme in the embodiment of the present invention, it is clear that
Described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the institute that those of ordinary skill in the art are obtained under the premise of creative work is not made
There is other embodiment, belong to the scope of protection of the invention.
One embodiment of the invention provides a kind of calibration system of mobile terminal, as shown in figure 3, being surveyed including comprehensive
Examination instrument 2, personal computer 3 and calibration attachment means 1, the comprehensive tester 2 have a test port
20：The calibration attachment means 1 include：
Communication unit 11, is connected with the personal computer 3, the antenna that the personal computer 3 is sent
Port calibration command is sent to control unit 12, and the antenna port calibration command is used to indicate to mobile terminal
4 one of antenna port is calibrated；
Control unit 12, is connected with the communication unit 11, according to the antenna port calibration command, control
The gating wherein all the way of variable connector 13；
Variable connector 13, its control port is connected with described control unit 12, public port and comprehensive tester
Connector 14 is connected, and gating port is connected with mobile terminal connector group 15 to be measured；
Comprehensive tester connector 14, is two end device, the survey on Single port and the comprehensive tester 2
Examination port 20 connects, and another port is connected with the public port of variable connector 13；
Mobile terminal connector group 15 to be measured, including six mobile terminal connectors to be measured, each movement to be measured
Terminator terminating junctor is two end device, the Single port of six mobile terminal connectors to be measured respectively with it is many
Six gating port connections of way switch 13, wherein four another port of mobile terminal connector to be measured and shifting
Four antenna port connections to be measured of dynamic terminal 4.
Another embodiment of the present invention provides a kind of calibration system of mobile terminal, as shown in figure 4, including comprehensive
Tester 2, personal computer 3 and calibration attachment means 1, the comprehensive tester 2 have two test leads
Mouthful：First test port 21 and the second test port 22, the calibration attachment means 1 include：
Communication unit 11, is connected with the personal computer 3, the antenna that the personal computer 3 is sent
Port calibration command is sent to control unit 12, and the antenna port calibration command is used to indicate to be moved to first
One of antenna port of the mobile terminal 42 of terminal 41 or second is calibrated；
Control unit 12, is connected with the communication unit 11, according to the antenna port calibration command, control
First variable connector 131 or the second variable connector 132 gating wherein all the way；
First variable connector 131 and the second variable connector 132, control port are connected with described control unit 12,
The public port of the first variable connector 131 is connected with comprehensive tester connector 141, the second variable connector 132
Public port be connected with comprehensive tester connector 142, the gating port of the first variable connector 131 and the
One mobile terminal connector group 151 to be measured is connected, and the gating port of the second variable connector 132 is to be measured with second
Mobile terminal connector group 152 is connected；
First comprehensive tester connector 141 and the second comprehensive tester connector 142, are two end device,
The Single port of the first comprehensive tester connector 141 is connected with the first test port 21, another port and first
The public port connection of variable connector 131, the Single port of the second comprehensive tester connector 142 and second is surveyed
Examination port 22 connects, and another port is connected with the public port of the second variable connector 132；
The mobile terminal connector group 152 to be measured of first mobile terminal connector group to be measured 151 and second, wraps respectively
Six mobile terminal connectors to be measured are included, each mobile terminal connector to be measured is two end device, first
Six Single ports of mobile terminal connector to be measured of mobile terminal connector group 151 to be measured are respectively more than first
Six of way switch 131 gating ports connections, wherein four another port of mobile terminal connector to be measured with
Four antenna port connections to be measured of the first mobile terminal 41；Second mobile terminal connector group 152 to be measured
Six Single ports of mobile terminal connector to be measured connect with six gating ports of the second variable connector 132 respectively
Connect, wherein observation is treated in four another port of mobile terminal connector to be measured with four of the second mobile terminal 42
Line end mouthful connection.
Optionally, the antenna port multiple to be measured of same mobile terminal can simultaneously be connected to the first test lead
Mouthfuls 21 and second test port 22 tested, for example, as shown in figure 5, the first mobile terminal 41 its
In two antenna ports to be measured be connected to the first mobile terminal connector group 151 to be measured, be ultimately connected to the first survey
Examination port 21 is tested；Two other antenna port to be measured of first mobile terminal 41 is connected to second and treats
Mobile terminal connector group 152 is surveyed, the second test port 22 is ultimately connected to and is tested.
Wherein, can be connected by USB interface between personal computer 3 and communication unit 11, individual calculus
Machine 3 is to calibrate the unit in attachment means 1 to power by USB interface；Communication unit 11 is single with control
Between unit 12 can by UART (Universal Asynchronous Receiver/Transmitter, it is general
Asynchronous receiving-transmitting transmitter) interface connection, the variable connector 131 of control unit 12 and first or the second variable connector
Can be connected by GPIO (General Purpose Input/Output, universal input/output) interface between 132
Connect.
In the present embodiment, the variable connector can be switched for radio frequency electric, but be not limited only to this.
The calibration system of mobile terminal provided in an embodiment of the present invention, computer is sent for referring to communication unit
Show the antenna port calibration command calibrated to one of antenna port of mobile terminal, communication unit will
The antenna port calibration command is sent to control unit, control unit according to the antenna port calibration command,
Control variable connector gating wherein all the way so that the test port of comprehensive tester and the mobile terminal
One of antenna port connection, comprehensive tester is carried out to one of antenna port of the mobile terminal
Calibration.Compared with prior art, the present invention uses computer controls variable connector automatic switchover comprehensive tester
Test port and the antenna port of mobile terminal realize the multiplexing of comprehensive tester test port, by one
Individual test port corresponds to different antenna ports respectively in repeatedly calibration flow, and testing process is simple, property
Can be stable, will not newly introduce uncontrollable error, it is adaptable to which producing line is calibrated；Power splitter need not be used, into
This is relatively low, is conducive to calibrating the mobile terminal of multi-antenna port.
The embodiment of the present invention also provides a kind of calibration method of mobile terminal, as shown in fig. 6, methods described bag
Include：
S11, computer send antenna port calibration command to communication unit, and the antenna port calibration command is used
The first antenna port of mobile terminal is calibrated in instruction；
The antenna port calibration command is sent to control unit by S12, communication unit；
S13, control unit control variable connector gating wherein all the way according to the antenna port calibration command,
So that the test port of comprehensive tester is connected with the first antenna port of the mobile terminal；
S14, comprehensive tester are calibrated to the first antenna port of the mobile terminal；
Wherein, the communication unit is connected with the computer, and described control unit connects with the communication unit
Connect, the variable connector is connected with described control unit, the comprehensive tester connector Single port with it is described
Test port connection on comprehensive tester, another port are connected with the public port of the variable connector, treat
Surveying mobile terminal connector group includes multiple mobile terminal connectors to be measured, each mobile terminal connector to be measured
Two end device is, Single port is connected with the gating port of the variable connector, another port is whole with mobile
The antenna port to be measured connection at end.
The calibration method of mobile terminal provided in an embodiment of the present invention, computer is sent for referring to communication unit
Show the antenna port calibration command calibrated to the first antenna port of mobile terminal, communication unit will be described
Antenna port calibration command is sent to control unit, and control unit is according to the antenna port calibration command, control
Variable connector processed gating wherein all the way so that the test port of comprehensive tester and the of the mobile terminal
One antenna port is connected, and comprehensive tester is calibrated to the first antenna port of the mobile terminal.With it is existing
There is technology to compare, the present invention uses the test port of computer controls variable connector automatic switchover comprehensive tester
The multiplexing of comprehensive tester test port is realized with the antenna port of mobile terminal, by a test port
Correspond to different antenna ports respectively in repeatedly calibration flow, testing process is simple, stable performance, no
Uncontrollable error can newly be introduced, it is adaptable to which producing line is calibrated；Power splitter need not be used, cost is relatively low, has
Calibrated beneficial to the mobile terminal to multi-antenna port.
Optionally, the number of the test port, the number of the comprehensive tester connector, the multichannel
The group number of the number of switch and the mobile terminal connector group to be measured is equal.
Optionally, the way of the variable connector is to be measured equal to what the mobile terminal connector group to be measured included
The number of mobile terminal connector.
Optionally, the number of the mobile terminal connector to be measured that the mobile terminal connector group to be measured includes is big
In or equal to the mobile terminal antenna port to be measured number.
In the present embodiment, can be connected by USB interface between Computers and Communication unit, computer leads to
USB interface is crossed for unit is powered；Can be connected by UART interface between communication unit and control unit
Connect, can be connected by GPIO interface between control unit and variable connector.
In the present embodiment, the variable connector can be switched for radio frequency electric, but be not limited only to this.
One of ordinary skill in the art will appreciate that all or part of flow in realizing above-described embodiment method,
Computer program be can be by instruct the hardware of correlation to complete, described program can be stored in a calculating
In machine read/write memory medium, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.
Wherein, described storage medium can for magnetic disc, CD, read-only memory (Read-Only Memory,
) or random access memory (Random Access Memory, RAM) etc. ROM.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited to
This, any one skilled in the art the invention discloses technical scope in, can readily occur in
Change or replacement, should all be included within the scope of the present invention.Therefore, protection scope of the present invention
Should be defined by scope of the claims.
Claims (10)
1. a kind of calibration system of mobile terminal, it is characterised in that including comprehensive tester, computer and school
Quasi- attachment means, the comprehensive tester has test port, and the calibration attachment means include：
Communication unit, is connected with the computer, the antenna port calibration command hair that the computer is sent
Control unit is given, the antenna port calibration command is used to indicate the one of antenna end to mobile terminal
Mouth is calibrated；
Control unit, is connected with the communication unit, according to the antenna port calibration command, controls multichannel
Switch gating wherein all the way；
Variable connector, control port is connected with described control unit, public port and comprehensive tester connector
Connection, gating port is connected with mobile terminal connector group to be measured；
Comprehensive tester connector, is two end device, the test lead on Single port and the comprehensive tester
Mouth connection, another port is connected with the public port of the variable connector；
Mobile terminal connector group to be measured, including multiple mobile terminal connectors to be measured, each is to be measured mobile whole
Terminal adapter is two end device, and Single port is connected with the gating port of the variable connector, another port
It is connected with the antenna port to be measured of mobile terminal.
2. system according to claim 1, it is characterised in that the number of the test port, described
The number of comprehensive tester connector, the number of the variable connector and the mobile terminal connector group to be measured
Group number it is equal.
3. system according to claim 2, it is characterised in that the way of the variable connector is equal to institute
State the number of the mobile terminal connector to be measured that mobile terminal connector group to be measured includes.
4. system according to claim 3, it is characterised in that the mobile terminal connector group to be measured
Including mobile terminal connector to be measured to be measured antenna port of the number more than or equal to the mobile terminal
Number.
5. system according to any one of claim 1 to 4, it is characterised in that the variable connector
For radio frequency electric is switched.
6. a kind of calibration method of mobile terminal, it is characterised in that methods described includes：
Computer sends antenna port calibration command to communication unit, and the antenna port calibration command is used to refer to
Show and the first antenna port of mobile terminal is calibrated；
The antenna port calibration command is sent to control unit by communication unit；
Control unit makes according to the antenna port calibration command, control variable connector gating wherein all the way
The test port for obtaining comprehensive tester is connected with the first antenna port of the mobile terminal；
Comprehensive tester is calibrated to the first antenna port of the mobile terminal；
Wherein, the communication unit is connected with the computer, and described control unit connects with the communication unit
Connect, the variable connector is connected with described control unit, the comprehensive tester connector Single port with it is described
Test port connection on comprehensive tester, another port are connected with the public port of the variable connector, treat
Surveying mobile terminal connector group includes multiple mobile terminal connectors to be measured, each mobile terminal connector to be measured
Two end device is, Single port is connected with the gating port of the variable connector, another port is whole with mobile
The antenna port to be measured connection at end.
7. method according to claim 6, it is characterised in that the number of the test port, described
The number of comprehensive tester connector, the number of the variable connector and the mobile terminal connector group to be measured
Group number it is equal.
8. method according to claim 7, it is characterised in that the way of the variable connector is equal to institute
State the number of the mobile terminal connector to be measured that mobile terminal connector group to be measured includes.
9. method according to claim 8, it is characterised in that the mobile terminal connector group to be measured
Including mobile terminal connector to be measured to be measured antenna port of the number more than or equal to the mobile terminal
Number.
10. the method according to any one of claim 6 to 9, it is characterised in that the multichannel is opened
Close as radio frequency electric is switched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511025082.6A CN106936520A (en) | 2015-12-30 | 2015-12-30 | The calibration system and method for mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511025082.6A CN106936520A (en) | 2015-12-30 | 2015-12-30 | The calibration system and method for mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106936520A true CN106936520A (en) | 2017-07-07 |
Family
ID=59441979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511025082.6A Pending CN106936520A (en) | 2015-12-30 | 2015-12-30 | The calibration system and method for mobile terminal |
Country Status (1)
| Country | Link |
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| CN (1) | CN106936520A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111277466A (en) * | 2020-01-21 | 2020-06-12 | 上海悦易网络信息技术有限公司 | Method and equipment for detecting performance of mobile intelligent terminal connected with mobile network |
| CN113783638A (en) * | 2020-06-10 | 2021-12-10 | 北京字节跳动网络技术有限公司 | Communication assembly, signal calibration system and method thereof |
| CN114222018A (en) * | 2021-12-13 | 2022-03-22 | 展讯通信（上海）有限公司 | Charging test system and method |
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| CN102946286A (en) * | 2012-10-26 | 2013-02-27 | 株洲南车时代电气股份有限公司 | Method, device and system for controlling detection of equipment |
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| CN1681331A (en) * | 2004-04-06 | 2005-10-12 | 中兴通讯股份有限公司 | Testing and calibrating device of mobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111277466A (en) * | 2020-01-21 | 2020-06-12 | 上海悦易网络信息技术有限公司 | Method and equipment for detecting performance of mobile intelligent terminal connected with mobile network |
| CN113783638A (en) * | 2020-06-10 | 2021-12-10 | 北京字节跳动网络技术有限公司 | Communication assembly, signal calibration system and method thereof |
| CN113783638B (en) * | 2020-06-10 | 2024-03-12 | 抖音视界有限公司 | Communication assembly, signal calibration system and method thereof |
| CN114222018A (en) * | 2021-12-13 | 2022-03-22 | 展讯通信（上海）有限公司 | Charging test system and method |
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