CN104506252A - Method and system for mobile phone antenna coupling test on production line - Google Patents
Method and system for mobile phone antenna coupling test on production line Download PDFInfo
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- CN104506252A CN104506252A CN201410837668.1A CN201410837668A CN104506252A CN 104506252 A CN104506252 A CN 104506252A CN 201410837668 A CN201410837668 A CN 201410837668A CN 104506252 A CN104506252 A CN 104506252A
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Abstract
The invention discloses a method and a system for mobile phone antenna coupling test on a production line. The system comprises a coupling test module, an industrial personal computer, a multi-signal-source device, radio-frequency cables, a combiner and a coupling shielding box. The coupling test module comprises mobile internal test software for coupling test of a to-be-tested mobile phone in set process; the industrial personal computer is connected with the multi-signal-source device and used for configuration of parameters of the multi-signal-source device and controlling a transmission channel of the multi-signal-source device to open or close; the multi-signal-source device under control of the industrial personal computer is used for generating radio-frequency signals with multiple frequency points for mobile phone antenna coupling; the radio-frequency cable is arranged between the multi-signal-source device and the combiner and between the combiner and the coupling shielding box respectively; the coupling shielding box is used for placement of at least one mobile phone and used for broadcast type parallel coupling test of mobile phones. The method and the system for mobile phone antenna coupling test on a production line have the advantage that test efficiency and precision can be improved.
Description
Technical field
The present invention relates to the complete machine antenna-coupled field tests in handset production line, particularly relate to the system and method for multiple complete machine broadcast type Parallel coupled test in a shielded box.
Background technology
Current mobile phone becomes increasingly complex, producing the test of line complete machine antenna-coupled mainly still adopts traditional shielded box to coordinate the hardware system of plate aerial, and industry control pusher side coupling procedure controls by USB (Universal Serial Bus) data wire the coupling measurement that mobile phone carries out non-signaling transmitting and receiving index.Traditional product line complete machine antenna non-signaling coupled system is day by day obvious in following three problems:
1. traditional coupling testing system inefficiency, the time of cost gets more and more.Due to the continuous increase of standard and frequency range, traditional system adopts the test mode of serial, and single mobile phone time spent that be coupled is got more and more, and the increase of coupling measurement cost becomes a staple of mobile phone factory testing cost increase.
2. traditional coupling testing system cannot meet the more and more higher quality requirements of product, and the near field environment of this problem and current coupling testing system plate aerial and the interference of USB cable have larger relation.
3. traditional coupling testing system cannot complete the antenna-coupled test of all standards at a station.The standard that current mobile phone is supported and frequency range get more and more, antenna needs becoming increasingly complex of design, the most obvious feature is exactly adopt multiple antennas to meet the demand of multiple standard and frequency range, the main collection of such as all standards is realized by two antennas, the diversity of part standard is realized by an antenna, WIFI is realized by an antenna, the antenna configuration of such mobile phone is 4 antennas, and each antenna may be distributed in the different position of fuselage, the mode of traditional shielded box+plate aerial cannot find the accurate location being applicable to all antennas of test in a shielded box, namely station cannot complete the coupling of all antennas, industry is sub-station coupling for the scheme that this problem is taked substantially, causes coupling station kind many, and erect-position cannot standardization, and operative employee's quantity of needs also gets more and more, and test human cost increases, and operation is difficult to standardization.
In view of this, nowadays in the urgent need to designing a kind of new antenna for mobile phone test mode, to overcome the above-mentioned defect of existing test mode.
Summary of the invention
Technical problem to be solved by this invention is: provide mobile phone antenna-coupled test macro on a kind of production line, can improve efficiency and the accuracy of test.
In addition, the present invention also provides mobile phone antenna-coupled method of testing on a kind of production line, can improve efficiency and the accuracy of test.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
Mobile phone antenna-coupled test macro on a kind of production line, described system comprises: coupling measurement module, industrial computer, multisignal source device, RF cable, mixer, coupling shielded box;
Described coupling measurement module is embedded in mobile phone testing software, in order to carry out the coupling measurement of setting process to mobile phone to be measured; Whole coupling measurement flow process is built in mobile phone, the physical layer directly being controlled mobile phone by coupling measurement module carries out the various basic operation of radio frequency and test action, the radio-frequency performance of testing mobile phone antenna, is directly shown test data and test result by mobile phone display screen; Coupling measurement module comprises User Interface U I unit, shape library unit, fontlib unit, coupling measurement processing unit, Driver Library unit, interface unit; UI unit is in order to provide the man-machine interaction of antenna for mobile phone coupling operation, process and result display interface; Shape library unit realizes the various graphics management storehouse of UI unit in order to provide; Fontlib unit needs in order to provide UI unit the font used; Coupling measurement processing unit is in order to the process of responsible antenna for mobile phone coupling flow process; Driver Library unit is in order to provide the driving of various underlying device; The thermometrically physical layer interface that interface unit is coupled index in order to provide antenna for mobile phone;
Described industrial computer connects multisignal source device by control line, is used for configuring the parameter of multisignal source device and controls its transmission channel and open or close; Control line is GPIB line, USB line or netting twine;
Described multisignal source device accepts the control of industrial computer, is used for producing antenna for mobile phone and is coupled the radiofrequency signal of multiple frequency; Use multisignal source to substitute traditional comprehensive test instrument, control multisignal source by industrial computer and launch the radiofrequency signal that the wave file pre-established makes multisignal source transmitting mobile phone test simultaneously needs; Multisignal source is synthesized by board Connecting groups by multiple signal generator, no longer needs signal analyzer part;
Described RF cable is arranged between multisignal source device and mixer, and mixer be coupled between shielded box; Arrange many with RF cable between multisignal source device and mixer, mixer arranges a RF cable with being coupled between shielded box, and the multi-channel rf signal of the multiple types of multiple frequency is incorporated into a road by mixer;
Described coupling shielded box is used for placing at least one mobile phone, and carries out the test of broadcast type Parallel coupled to mobile phone; Coupling shielded box comprises casing, and casing is in-built is equipped with omnidirectional antenna, the first fixed mechanism, at least one test station, at least one second fixed mechanism; First fixed mechanism is used for fixing omnidirectional antenna, and each second fixed mechanism is used for fixing the mobile phone to be measured in corresponding test station;
Omnidirectional antenna is used to substitute traditional plate aerial, the isotropic directivity of the signal of omnidirectional antenna makes the coupling environment in shielded box better, take omnidirectional antenna as initial point, R is the circumferentially equifield intensity of radius, circumferentially place multiple stage mobile phone simultaneously carry out Parallel coupled test at this, promote test quality by increasing R value as far as possible.
Mobile phone antenna-coupled test macro on a kind of production line, described system comprises: coupling measurement module, industrial computer, multisignal source device, RF cable, mixer, coupling shielded box;
Described coupling measurement module is embedded in mobile phone testing software, is used for carrying out mobile phone to be measured the coupling measurement of setting process;
Described industrial computer connects multisignal source device, is used for configuring the parameter of multisignal source device and controls its transmission channel and open or close;
Described multisignal source device accepts the control of industrial computer, is used for producing antenna for mobile phone and is coupled the radiofrequency signal of multiple frequency;
Described RF cable is arranged between multisignal source device and mixer, and mixer be coupled between shielded box; Arrange many RF cables between multisignal source device and mixer, mixer arranges a RF cable with being coupled between shielded box, and the multi-channel rf signal of the multiple types of multiple frequency is incorporated into a road by mixer;
Described coupling shielded box is used for placing at least one mobile phone, and carries out the test of broadcast type Parallel coupled to mobile phone; Coupling shielded box comprises casing, and casing is in-built is equipped with omnidirectional antenna, the first fixed mechanism, at least one test station, at least one second fixed mechanism; First fixed mechanism is used for fixing omnidirectional antenna, and each second fixed mechanism is used for fixing the mobile phone to be measured in corresponding test station.
As a preferred embodiment of the present invention, described coupling measurement module comprises UI unit, shape library unit, fontlib unit, coupling measurement processing unit, Driver Library unit, interface unit;
UI unit is used to provide antenna for mobile phone coupling man-machine interaction, process and result display interface;
Shape library unit is used to provide and realizes the various graphics management storehouse of UI unit;
Fontlib unit is used to provide the font that UI unit needs to use;
Coupling measurement processing unit be used for responsible antenna for mobile phone coupling flow process process;
Driver Library unit is used to provide the driving of various underlying device;
Interface unit is used to provide the thermometrically physical layer interface of antenna for mobile phone coupling index.
As a preferred embodiment of the present invention, described industrial computer connects multisignal source device by control line, and control line is GPIB line, USB line or netting twine.
As a preferred embodiment of the present invention, whole coupling measurement flow process is built in mobile phone, the physical layer directly being controlled mobile phone by coupling measurement module carries out the various basic operation of radio frequency and test action, the radio-frequency performance of testing mobile phone antenna, is directly shown test data and test result by mobile phone display screen.
As a preferred embodiment of the present invention, use multisignal source to substitute traditional comprehensive test instrument, control multisignal source by industrial computer and launch the radiofrequency signal that the wave file pre-established makes multisignal source transmitting mobile phone test simultaneously needs; Multisignal source is synthesized by board Connecting groups by multiple signal generator, no longer needs signal analyzer part.
As a preferred embodiment of the present invention, omnidirectional antenna is used to substitute traditional plate aerial, the isotropic directivity of the signal of omnidirectional antenna makes the coupling environment in shielded box better, take omnidirectional antenna as initial point, R is the circumferentially equifield intensity of radius, circumferentially place multiple stage mobile phone simultaneously carry out Parallel coupled test at this, promote test quality by increasing R value as far as possible.
A method of testing for mobile phone antenna-coupled test macro on above-mentioned production line, described method comprises the steps:
Step S401, system starts;
Step S402, coupling alloy machine is used to be debugged the position of the omnidirectional antenna in coupling shielded box, some test station, wherein fix with the first fixed mechanism after omnidirectional antenna debugging good position, some test station respectively device have the second fixed mechanism, are fixed by the second fixed mechanism; Debug the various parameters of industrial computer control program, be solidified into the non-signaling coupling control program Parameter File of this project; And set the timing T of coupling shielded box;
Step S403, MOS (Manufacture EmbeddedOperation System) system, i.e. the coupling measurement module of non-signaling coupling are supported in mobile phone prepackage to be measured;
Step S404, starts multisignal source device;
Step S405, use industrial computer control program, the control program Parameter File of load step S402, carries out initialization to multisignal source system;
Step S406, opens coupling shielded box;
Step S407, after the non-signaling coupling procedure of handset starting MOS system to be measured, is fixed by the second respective fixed mechanism successively by mobile phone to be measured;
Step S408, closes coupling shielded box;
Step S409, coupling shielded box cuts out, and by light sensation, mobile phone to be measured learns that shielded box cuts out completely after, carries out antenna-coupled test according to the coupling measurement flow process of Project design;
Step S410, by the timing function of the shielded box that is coupled, after timing T has arrived, coupling shielded box is opened automatically;
Step S411, operator obtains the test result of mobile phone to be measured by the display on mobile phone UI interface; If terminal test to be measured is passed through, just flow into next process as non-defective unit; If terminal test to be measured is not passed through, be just placed on defective products treatment region as defective products.
Beneficial effect of the present invention is: mobile phone antenna-coupled test macro and method on the production line that the present invention proposes, there is efficient, high-quality, high intensive feature, efficiency and the accuracy (traditional system adopts industry control pusher side by the coupling measurement program of USB line traffic control mobile phone, there is very large interference and limitation) of test can be improved.
The present invention uses multisignal source to substitute traditional comprehensive test instrument, because this invention only needs signal generator (i.e. multisignal source), does not need the signal analyzer of traditional comprehensive test instrument, greatly saves test instrumentation cost.
The present invention uses omnidirectional antenna to replace traditional plate aerial, makes coupling environment better, can realize putting plurality of mobile phones concurrent testing simultaneously in a shielded box, greatly improve measuring accuracy and testing efficiency.
The present invention based on mobile phone MOS system, can adopt the coupling hardware environment of shielded box and omnidirectional antenna, is received the broadcast type testing scheme of index by test, effectively can solve the complete machine antenna-coupled test problem that line is produced in the above-mentioned puzzlement mentioned.
The present invention is by only carrying out testing and broadcast type parallel drags many testing schemes for the effective index that receives, and testing efficiency can promote 100% to infinitely great in theory.
The present invention adopts the coupling hardware system of brand-new shielded box and omnidirectional antenna, provides more close to the test environment in far field, darkroom, can hinder the real defective products more effectively checked and produce line and cause due to antenna itself and antenna arrangement problem.
The present invention adopts brand-new coupling software systems and hardware system, can ensure the coupling measurement flow process completing all antennas in a shielded box, realize coupling measurement intensive, solves the problem being completed an all antenna-coupled of mobile phone at present by multiple station.
Accompanying drawing explanation
Fig. 1 is the composition schematic diagram of software subsystem in present system.
Fig. 2 is the composition schematic diagram of hardware subsystem in present system.
Fig. 3 is the composition schematic diagram of shielded box of being coupled in present system.
Fig. 4 is the flow chart of coupled testing method of the present invention.
Fig. 5 is coupling measurement success schematic diagram.
Fig. 6 is coupling measurement failure schematic diagram.
Embodiment
The preferred embodiments of the present invention are described in detail below in conjunction with accompanying drawing.
Embodiment one
Present invention is disclosed mobile phone antenna-coupled test macro on a kind of production line, described system comprises: coupling measurement module (software subsystem), industrial computer, multisignal source device, RF cable, mixer, coupling shielded box.
Coupling measurement module is as software subsystem of the present invention, and industrial computer, multisignal source device, RF cable, mixer, coupling shielded box constitute hardware subsystem of the present invention.
Fig. 1 represents the system diagram of systems soft ware submodule MOS, and 101 represent UI module, antenna for mobile phone coupling man-machine interaction, process and result display interface; 102 presentation graphic library modules, provide and realize 101 various graphics management storehouses; 103 is fontlibs, provides 101 modules to need the font used; 104 represent coupling measurement processing module, are responsible for the process of antenna for mobile phone coupling flow process; 105 is Driver Library modules, mainly provides some underlying device to drive; 106 is handset port unit, provides the thermometrically physical layer interface that antenna for mobile phone is coupled index.
Fig. 2 represents the system diagram of system hardware submodule, and 201 represent industrial computer, operates in the host computer procedure configuration of industrial computer and controls parameter and the emission switch of 203 multisignal sources; 202 is control lines, can be GPIB line, USB line or netting twine, for the control of industrial computer to 203 multisignal sources; 203 represent multisignal source, the radiofrequency signal of multiple frequency that is coupled for generation of antenna for mobile phone; 204 is RF cables; 205 is mixers, and the multi-channel rf signal for the multiple types of multiple frequency is incorporated into a road, is passed in 206 shielded boxes; 206 is coupling shielded box systems, carries out broadcast type Parallel coupled for placing multiple mobile phone.
Fig. 3 is the floor map of shielded box system of the present invention, illustrates the key element of several key in figure, can illustrate that the layout of whole shielded box system and function: A refer to coupling shielded box; B is omnidirectional antenna; C1, C2, C3, C4 are terminals to be measured, and this figure just lists 4, in fact according to circumstances can place any number of terminal to be measured; D is the fixing of coupled antenna and positioner, for being fixed by the antenna of debugging good position; E1, E2, E3, E4 are the fixing of corresponding C1, C2, C3, C4 tetra-terminals to be measured and positioning fixture, for the terminal to be measured of debugging good position being fixed.
Refer to Fig. 4, the present invention also discloses a kind of method of testing of above-mentioned antenna for mobile phone coupling testing system, and described method comprises the steps:
Step S401, system starts;
Step S402, use coupling alloy machine (a kind of canonical reference machine, this mobile phone can reach international norm required standard value in the various indexs of radio frequency) position of the omnidirectional antenna in coupling shielded box, some test station is debugged, wherein fix with the first fixed mechanism after omnidirectional antenna debugging good position, some test station respectively device have the second fixed mechanism, are fixed by the second fixed mechanism; Debug the various parameters of industrial computer control program, be solidified into the non-signaling coupling control program Parameter File of this project; And set the timing T of coupling shielded box;
Step S403, the MOS system of non-signaling coupling is supported in mobile phone prepackage to be measured, i.e. coupling measurement module;
Step S404, starts multisignal source device;
Step S405, use industrial computer control program, the control program Parameter File of load step S402, carries out initialization to multisignal source system;
Step S406, opens coupling shielded box;
Step S407, after the non-signaling coupling procedure of handset starting MOS system to be measured, is fixed by the second respective fixed mechanism successively by mobile phone to be measured;
Step S408, closes coupling shielded box;
Step S409, coupling shielded box cuts out, and by light sensation, mobile phone to be measured learns that shielded box cuts out completely after, carries out antenna-coupled test according to the coupling measurement flow process of Project design;
Step S410, by the timing function of the shielded box that is coupled, after timing T has arrived, coupling shielded box is opened automatically;
Step S411, operator is by the test result of the display manual observation mobile phone to be measured on mobile phone UI interface;
Step S412, operator is ' failure ' (see Fig. 6) of green font ' success ' (see Fig. 5) or red font according to UI interface whole result, the test result of artificial judgment mobile phone to be measured;
Step S413, if terminal test to be measured is passed through, just flows into next process as non-defective unit;
Step S414, if terminal test to be measured is not passed through, is just placed on defective products treatment region as defective products.
Embodiment two
The difference of the present embodiment and embodiment one is, the present embodiment discloses a kind of antenna for mobile phone coupling testing system, and described system comprises: coupling measurement module, industrial computer, multisignal source device, RF cable, mixer, coupling shielded box.
Described coupling measurement module is embedded in mobile phone testing software, is used for carrying out setting coupling measurement to mobile phone to be measured; Whole coupling measurement flow process is built in mobile phone, the physical layer directly being controlled mobile phone by coupling measurement module carries out the various basic operation of radio frequency and test action, the radio-frequency performance of testing mobile phone antenna, is directly shown test data and test result by mobile phone display screen.Coupling measurement module comprises User Interface UI unit, shape library unit, fontlib unit, coupling measurement processing unit, Driver Library unit, interface unit; UI unit is used to provide antenna for mobile phone coupling man-machine interaction, process and result display interface; Shape library unit is used to provide and realizes the various graphics management storehouse of UI unit; Fontlib unit is used to provide the font that UI unit needs to use; Coupling measurement processing unit be used for responsible antenna for mobile phone coupling flow process process; Driver Library unit is used to provide Driver Library; Interface unit is used to provide the thermometrically physical layer interface of antenna for mobile phone coupling index.
Described industrial computer connects multisignal source device by control line, is used for configuring the parameter of multisignal source device and controls its transmission channel and open or close; Control line is GPIB line, USB line or netting twine.
Described multisignal source device accepts the control of industrial computer, is used for producing antenna for mobile phone and is coupled the radiofrequency signal of multiple frequency.Use multisignal source to substitute traditional comprehensive test instrument, control multisignal source by industrial computer and launch the radiofrequency signal that the wave file pre-established makes multisignal source transmitting mobile phone test simultaneously needs; Multisignal source is synthesized by board Connecting groups by multiple signal generator, no longer needs signal analyzer part.
Described RF cable is arranged between multisignal source device and mixer, and mixer be coupled between shielded box; Arrange many with RF cable between multisignal source device and mixer, mixer arranges a RF cable with being coupled between shielded box, and the multi-channel rf signal of the multiple types of multiple frequency is incorporated into a road by mixer.
Described coupling shielded box is used for placing at least one mobile phone, and carries out the test of broadcast type Parallel coupled to mobile phone; Coupling shielded box comprises casing, and casing is in-built is equipped with omnidirectional antenna, the first fixed mechanism, at least one test station, at least one second fixed mechanism; First fixed mechanism is used for fixing omnidirectional antenna, and each second fixed mechanism is used for fixing the mobile phone to be measured in corresponding test station.
In sum, the antenna for mobile phone coupling testing system that the present invention proposes and method, there is efficient, high-quality, high intensive feature, the present invention can based on mobile phone MOS system, adopt the coupling hardware environment of shielded box and omnidirectional antenna, received the broadcast type testing scheme of index by test, effectively can solve the complete machine antenna-coupled test problem that line is produced in the above-mentioned puzzlement mentioned.
The present invention is by carrying out breakthrough change to mobile phone antenna-coupled test program, coupled signal source, coupled antenna environment three aspect, significantly promoted in test quality, measuring accuracy and testing efficiency three, especially testing efficiency can realize unconfined lifting in theory.
Whole coupling measurement flow process is built in mobile phone by the present invention, be called for short coupling measurement module, the physical layer directly being controlled mobile phone by this module carries out the various basic operation of radio frequency and test action, the radio-frequency performance of testing mobile phone antenna, is directly shown test data and test result by mobile phone display screen; The program had both got rid of the interference of traditional USB cable to mobile phone coupling measurement, can realize again multiple mobile phone concurrent testing simultaneously.
The present invention uses multisignal source to substitute traditional comprehensive test instrument, controls multisignal source launch the radiofrequency signal that the wave file pre-established makes multisignal source transmitting mobile phone test simultaneously needs by industrial computer; Multisignal source is synthesized by board Connecting groups by multiple signal generator, no longer needs signal analyzer part, greatly reduces the Meter Test cost producing line.
The present invention uses omnidirectional antenna to substitute traditional plate aerial, the isotropic directivity of the signal of omnidirectional antenna makes the coupling environment in shielded box better, take omnidirectional antenna as initial point, R is the circumferentially equifield intensity of radius, circumferentially placing multiple stage mobile phone simultaneously carry out Parallel coupled test at this, test quality can be promoted by increasing R value as far as possible.
Here description of the invention and application is illustrative, not wants by scope restriction of the present invention in the above-described embodiments.Distortion and the change of embodiment disclosed are here possible, are known for the replacement of embodiment those those of ordinary skill in the art and the various parts of equivalence.Those skilled in the art are noted that when not departing from spirit of the present invention or substantive characteristics, the present invention can in other forms, structure, layout, ratio, and to realize with other assembly, material and parts.When not departing from the scope of the invention and spirit, can other distortion be carried out here to disclosed embodiment and change.
Claims (8)
1. a mobile phone antenna-coupled test macro on production line, is characterized in that:
Described system comprises: coupling measurement module, industrial computer, multisignal source device, RF cable, mixer, coupling shielded box;
Described coupling measurement module is embedded in mobile phone testing software, in order to carry out the coupling measurement of setting process to mobile phone to be measured; Whole coupling measurement flow process is built in mobile phone, the physical layer directly being controlled mobile phone by coupling measurement module carries out the various basic operation of radio frequency and test action, the radio-frequency performance of testing mobile phone antenna, is directly shown test data and test result by mobile phone display screen; Coupling measurement module comprises User Interface UI unit, shape library unit, fontlib unit, coupling measurement processing unit, Driver Library unit, interface unit; UI unit is in order to provide the man-machine interaction of antenna for mobile phone coupling operation, process and result display interface; Shape library unit realizes the various graphics management storehouse of UI unit in order to provide; Fontlib unit needs in order to provide UI unit the font used; Coupling measurement processing unit is in order to the process of responsible antenna for mobile phone coupling flow process; Driver Library unit is in order to provide the driving of various underlying device; The thermometrically physical layer interface that interface unit is coupled index in order to provide antenna for mobile phone;
Described industrial computer connects multisignal source device by control line, is used for configuring the parameter of multisignal source device and controls its transmission channel and open or close; Control line is GPIB line, USB line or netting twine;
Described multisignal source device accepts the control of industrial computer, is used for producing antenna for mobile phone and is coupled the radiofrequency signal of multiple frequency; Use multisignal source to substitute traditional comprehensive test instrument, control multisignal source by industrial computer and launch the radiofrequency signal that the wave file pre-established makes multisignal source transmitting mobile phone test simultaneously needs; Multisignal source is synthesized by board Connecting groups by multiple signal generator, no longer needs signal analyzer part;
Described RF cable is arranged between multisignal source device and mixer, and mixer be coupled between shielded box; Arrange many with RF cable between multisignal source device and mixer, mixer arranges a RF cable with being coupled between shielded box, and the multi-channel rf signal of the multiple types of multiple frequency is incorporated into a road by mixer;
Described coupling shielded box is used for placing at least one mobile phone, and carries out the test of broadcast type Parallel coupled to mobile phone; Coupling shielded box comprises casing, and casing is in-built is equipped with omnidirectional antenna, the first fixed mechanism, at least one test station, at least one second fixed mechanism; First fixed mechanism is used for fixing omnidirectional antenna, and each second fixed mechanism is used for fixing the mobile phone to be measured in corresponding test station;
Omnidirectional antenna is used to substitute traditional plate aerial, the isotropic directivity of the signal of omnidirectional antenna makes the coupling environment in shielded box better, take omnidirectional antenna as initial point, R is the circumferentially equifield intensity of radius, circumferentially place multiple stage mobile phone simultaneously carry out Parallel coupled test at this, promote test quality by increasing R value as far as possible.
2. a mobile phone antenna-coupled test macro on production line, it is characterized in that, described system comprises: coupling measurement module, industrial computer, multisignal source device, RF cable, mixer, coupling shielded box;
Described coupling measurement module is embedded in mobile phone testing software, is used for carrying out mobile phone to be measured the coupling measurement of setting process;
Described industrial computer connects multisignal source device, is used for configuring the parameter of multisignal source device and controls its transmission channel and open or close;
Described multisignal source device accepts the control of industrial computer, is used for producing antenna for mobile phone and is coupled the radiofrequency signal of multiple frequency;
Described RF cable is arranged between multisignal source device and mixer, and mixer be coupled between shielded box; Arrange many RF cables between multisignal source device and mixer, mixer arranges a RF cable with being coupled between shielded box, and the multi-channel rf signal of the multiple types of multiple frequency is incorporated into a road by mixer;
Described coupling shielded box is used for placing at least one mobile phone, and carries out the test of broadcast type Parallel coupled to mobile phone; Coupling shielded box comprises casing, and casing is in-built is equipped with omnidirectional antenna, the first fixed mechanism, at least one test station, at least one second fixed mechanism; First fixed mechanism is used for fixing omnidirectional antenna, and each second fixed mechanism is used for fixing the mobile phone to be measured in corresponding test station.
3. mobile phone antenna-coupled test macro on production line according to claim 2, is characterized in that:
Described coupling measurement module comprises UI unit, shape library unit, fontlib unit, coupling measurement processing unit, Driver Library unit, interface unit;
UI unit is used to provide antenna for mobile phone coupling man-machine interaction, process and result display interface;
Shape library unit is used to provide and realizes the various graphics management storehouse of UI unit;
Fontlib unit is used to provide the font that UI unit needs to use;
Coupling measurement processing unit be used for responsible antenna for mobile phone coupling flow process process;
Driver Library unit is used to provide the driving of various underlying device;
Interface unit is used to provide the thermometrically physical layer interface of antenna for mobile phone coupling index.
4. mobile phone antenna-coupled test macro on production line according to claim 2, is characterized in that:
Described industrial computer connects multisignal source device by control line, and control line is GPIB line, USB line or netting twine.
5. mobile phone antenna-coupled test macro on production line according to claim 2, is characterized in that:
Whole coupling measurement flow process is built in mobile phone, the physical layer directly being controlled mobile phone by coupling measurement module carries out the various basic operation of radio frequency and test action, the radio-frequency performance of testing mobile phone antenna, is directly shown test data and test result by mobile phone display screen.
6. mobile phone antenna-coupled test macro on production line according to claim 2, is characterized in that:
Use multisignal source to substitute traditional comprehensive test instrument, control multisignal source by industrial computer and launch the radiofrequency signal that the wave file pre-established makes multisignal source transmitting mobile phone test simultaneously needs; Multisignal source is synthesized by board Connecting groups by multiple signal generator, no longer needs signal analyzer part.
7. mobile phone antenna-coupled test macro on production line according to claim 2, is characterized in that:
Omnidirectional antenna is used to substitute traditional plate aerial, the isotropic directivity of the signal of omnidirectional antenna makes the coupling environment in shielded box better, take omnidirectional antenna as initial point, R is the circumferentially equifield intensity of radius, circumferentially place multiple stage mobile phone simultaneously carry out Parallel coupled test at this, promote test quality by increasing R value as far as possible.
8. the method for testing of mobile phone antenna-coupled test macro on the described production line of one of claim 1 to 7, is characterized in that:
Described method comprises the steps:
Step S401, system starts;
Step S402, coupling alloy machine is used to be debugged the position of the omnidirectional antenna in coupling shielded box, some test station, wherein fix with the first fixed mechanism after omnidirectional antenna debugging good position, some test station respectively device have the second fixed mechanism, are fixed by the second fixed mechanism; Debug the various parameters of industrial computer control program, be solidified into the non-signaling coupling control program Parameter File of this project; And set the timing T of coupling shielded box;
Step S403, the MOS system of non-signaling coupling is supported in mobile phone prepackage to be measured, i.e. coupling measurement module;
Step S404, starts multisignal source device;
Step S405, use industrial computer control program, the control program Parameter File of load step S402, carries out initialization to multisignal source system;
Step S406, opens coupling shielded box;
Step S407, after the non-signaling coupling procedure of handset starting MOS system to be measured, is fixed by the second respective fixed mechanism successively by mobile phone to be measured;
Step S408, closes coupling shielded box;
Step S409, coupling shielded box cuts out, and by light sensation, mobile phone to be measured learns that shielded box cuts out completely after, carries out antenna-coupled test according to the coupling measurement flow process of Project design;
Step S410, by the timing function of the shielded box that is coupled, after timing T has arrived, coupling shielded box is opened automatically;
Step S411, operator obtains the test result of mobile phone to be measured by the display on mobile phone UI interface; If terminal test to be measured is passed through, just flow into next process as non-defective unit; If terminal test to be measured is not passed through, be just placed on defective products treatment region as defective products.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410837668.1A CN104506252B (en) | 2014-12-24 | 2014-12-24 | Antenna for mobile phone coupling testing system and method on production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410837668.1A CN104506252B (en) | 2014-12-24 | 2014-12-24 | Antenna for mobile phone coupling testing system and method on production line |
Publications (2)
| Publication Number | Publication Date |
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| CN104506252A true CN104506252A (en) | 2015-04-08 |
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| CN104811524A (en) * | 2015-04-15 | 2015-07-29 | 广东欧珀移动通信有限公司 | Method and device for testing radio frequency performance of terminal |
| CN104993879A (en) * | 2015-06-05 | 2015-10-21 | 青岛海信移动通信技术股份有限公司 | Coupling test device |
| CN105024882A (en) * | 2015-07-23 | 2015-11-04 | 上海极测信息科技有限公司 | C/S structure based WIFI communication testing system and method |
| CN106506765A (en) * | 2016-11-04 | 2017-03-15 | 杭州九爱科技有限公司 | Improve the method and system of antenna measurement precision |
| CN107483122A (en) * | 2017-08-29 | 2017-12-15 | 深圳天珑无线科技有限公司 | Power test system, power compensating method and device |
| CN107703375A (en) * | 2017-09-21 | 2018-02-16 | 广东欧珀移动通信有限公司 | Mobile terminal antenna test system and method |
| CN108037375A (en) * | 2017-12-28 | 2018-05-15 | 金卡智能集团股份有限公司 | Frequency deviation test method for device antenna |
| CN109005555A (en) * | 2017-06-07 | 2018-12-14 | 江苏东大集成电路系统工程技术有限公司 | A method of the radio-frequency performance under test LTE network standard |
| CN109342834A (en) * | 2018-09-29 | 2019-02-15 | 北京小米移动软件有限公司 | A kind of test device of terminal antenna |
| CN110058092A (en) * | 2019-04-29 | 2019-07-26 | 湖南国科微电子股份有限公司 | A kind of antenna detection circuit based on CMOS technology and the chip and terminal device with it |
| CN110858782A (en) * | 2018-08-23 | 2020-03-03 | 和硕联合科技股份有限公司 | Test method, test system and electronic device |
| CN113133020A (en) * | 2019-12-30 | 2021-07-16 | 深圳市通用测试系统有限公司 | Mobile terminal antenna performance test method, system and computer equipment |
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| CN104811524A (en) * | 2015-04-15 | 2015-07-29 | 广东欧珀移动通信有限公司 | Method and device for testing radio frequency performance of terminal |
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| CN109005555A (en) * | 2017-06-07 | 2018-12-14 | 江苏东大集成电路系统工程技术有限公司 | A method of the radio-frequency performance under test LTE network standard |
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| CN107483122B (en) * | 2017-08-29 | 2021-03-05 | 南京粤讯电子科技有限公司 | Power test system, power compensation method and device |
| CN107703375A (en) * | 2017-09-21 | 2018-02-16 | 广东欧珀移动通信有限公司 | Mobile terminal antenna test system and method |
| CN108037375A (en) * | 2017-12-28 | 2018-05-15 | 金卡智能集团股份有限公司 | Frequency deviation test method for device antenna |
| CN110858782A (en) * | 2018-08-23 | 2020-03-03 | 和硕联合科技股份有限公司 | Test method, test system and electronic device |
| CN109342834A (en) * | 2018-09-29 | 2019-02-15 | 北京小米移动软件有限公司 | A kind of test device of terminal antenna |
| CN109342834B (en) * | 2018-09-29 | 2020-10-16 | 北京小米移动软件有限公司 | Testing device for terminal antenna |
| CN110058092A (en) * | 2019-04-29 | 2019-07-26 | 湖南国科微电子股份有限公司 | A kind of antenna detection circuit based on CMOS technology and the chip and terminal device with it |
| CN113133020A (en) * | 2019-12-30 | 2021-07-16 | 深圳市通用测试系统有限公司 | Mobile terminal antenna performance test method, system and computer equipment |
| CN113765533A (en) * | 2021-07-19 | 2021-12-07 | 上海闻泰信息技术有限公司 | Antenna detection method and device, electronic equipment and storage medium |
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