CN104133185A - Multichannel calibration and verification device and method for multiple sections of electric-quantity management ICs - Google Patents
Multichannel calibration and verification device and method for multiple sections of electric-quantity management ICs Download PDFInfo
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- CN104133185A CN104133185A CN201410315709.0A CN201410315709A CN104133185A CN 104133185 A CN104133185 A CN 104133185A CN 201410315709 A CN201410315709 A CN 201410315709A CN 104133185 A CN104133185 A CN 104133185A
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Abstract
The invention provides a multichannel calibration and verification device and method for multiple sections of electric-quantity management ICs. The method mainly controls a plurality of channel test boards through a main control board to test the multiple sections of electric-quantity management ICs and in a test process, a localized closed-loop correction method is adopted to calibrate voltage and current precision of the multiple sections of electric-quantity management ICs. Moreover, through adoption of a channel self-detection module, precision calibration is carried out on cell boards and current boards of the channels of the device so that precision calibration of a voltage and current reference source of the device is realized and stability of the reference source of the device is ensured. The method also uses a channel combination module according to practical needs to combine the plurality of channels into large channels so as to meet test demands of the multiple sections of electric-quantity management ICs. The method uses a method of using the plurality of channels to carry out parallel tests simultaneously so that test efficiency of the multiple sections of electric-quantity management ICs is improved, expandability of the multichannel calibration and verification device is strengthened, demands that users configure the channels flexibly according to practical conditions can be met and user use cost is reduced.
Description
Technical field
The present invention relates to a kind of calibration method of calibration, relate in particular to hyperchannel calibration calibration equipment and the method for more piece managing electric quantity IC a kind of.
Background technology
Along with the application of more piece managing electric quantity product increases gradually, more piece managing electric quantity product is calibrated to method of calibration and equipment is also widely studied, traditional calibration verification that realizes more piece product is based on auspicious Sa managing electric quantity IC(integrated circuit) basis on, adopt the mode of pneumatic type to carry out the correction of the electric current and voltage precision of product, which adopts manual welding fixture conducting product, realize the calibration verification of auspicious Sa managing electric quantity product (being applied to the product of certain more piece managing electric quantity) by pure manual mode single channel, but the method is limited by Renesas, and the single pass implementation of pure craft makes the method operating efficiency low, limitation is large, poor expandability, and the method also exists input cost high, integrated testability poor stability, the shortcoming such as the high and Quality Safety coefficient of the abnormal error rate of programming is low.
On the other hand, in the power supply industry of mobile electron, managing electric quantity IC application is more and more extensive at present, high-end product is also more and more higher to the accuracy requirement of managing electric quantity IC, as electronic product APPLE, NOKIA (Samsung, Sony) etc., the managing electric quantity IC that the TI of TIX makes requires it to realize high-precision calibration voltage electric current.
Therefore, be badly in need of at present calibration calibration equipment and the method for a kind of efficient, extendible, low cost and high performance more piece managing electric quantity product in industry.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of ground, high-performance and high efficiency calibration calibration equipment and method that realizes more piece managing electric quantity IC expanded, and improves high efficiency and accuracy that more piece managing electric quantity IC is proofreaied and correct.
In order to address the above problem, the invention provides the hyperchannel calibration calibration equipment of a kind of more piece managing electric quantity IC, this equipment comprises master control borad, serial communication port, multiple lane testing plate, passage selftest module and calibration correction verification module, wherein:
Serial communication port, receives and orders about running signal from host computer for master control borad;
Master control borad, calibrates verification for controlling multiple lane testing plates to more piece managing electric quantity IC;
Multiple lane testing plates, for the concurrent testing simultaneously of the more piece managing electric quantity IC to respective channel;
Whether passage selftest module, work as prepass in upstate for identification;
Calibration correction verification module, for taking Closed-cycle correction method to proofread and correct the electric current and voltage precision of more piece managing electric quantity IC.
Preferably, described passage selftest module is further used for the electric current and voltage precision of each passage in automatic search checkout facility, if the electric current and voltage precision drift in discovery passage is serious, intelligentized startup self-correcting pattern, battery core plate and electric current plate to the each passage of equipment carry out the adjustment of precision.
Preferably, the hyperchannel calibration calibration equipment of described more piece managing electric quantity IC also comprises combination of channels module, for multiple combination of channels being become to a major path;
Preferably, the hyperchannel calibration calibration equipment of described more piece managing electric quantity IC also comprises the stability burn-in test console module of self, this console module is for the electric current and voltage precision of intelligent test equipment self, and (abbreviation of CPK:Complex Process Capability index is that modern enterprise is for representing the index of process capability to make corresponding electric current and voltage precision CPK value.The larger expression quality of CPK value is better) and corresponding electric current and voltage precision CPK distribution plan.
Preferably, described stability burn-in test console module is further used for setting aging cycle index, sets the aging battery core joint number of each passage and the base standard value of electric current and voltage precision.
Preferably, hyperchannel calibration calibration equipment employing modularization, encapsulationization and the modular method of testing of described more piece managing electric quantity IC realizes the test of test event, preserves the relevant packaging information of test event simultaneously.
Preferably, described each lane testing plate is made up of a battery core plate and an electric current plate, and battery core plate in described each passage and electric current plate adopt the mode of straight cutting before and after parallel interval to insert in slot corresponding on master control borad.
In order to solve the problems of the technologies described above, the present invention also provides the hyperchannel calibration method of calibration of a kind of more piece managing electric quantity IC, and the method comprises the following steps:
1) host computer is sent and orders about running signal to master control borad by serial ports;
2) master control borad calls corresponding test module, orders about multiple lane testing plates to the more piece managing electric quantity IC of respective channel concurrent testing simultaneously;
3) passage selftest module carries out self-inspection to each channel status, if channel status OK enters step 4), otherwise sends alerting signal;
4) enter calibration mode, each lane testing buttress according to the initial voltage current precision offset of storing in local data base to walk abreast electric current and voltage calibration of managing electric quantity IC;
5) enter checking mode, read the electric current and voltage accuracy value of each passage managing electric quantity IC, and be kept in local data base;
6) calculate the current electric current and voltage accuracy compensation value that need to offer each passage;
7) utilize the accuracy compensation value that step 6) calculates to calibrate the electric current and voltage precision of managing electric quantity IC in each passage, the accuracy compensation value simultaneously this being calculated is kept in local data base, closes rear next time again call for the first time local electric current and voltage accuracy compensation value after initial software as software.
Preferably, described step 2) also comprise, will in multiple passages, be combined into several major paths, these several major paths are the more piece managing electric quantity IC concurrent testing to same number simultaneously.
Preferably, in described step 3), also comprise: the electric current and voltage precision of each passage in passage selftest module automatic search checkout facility, if the electric current and voltage precision drift in discovery passage is serious, intelligentized startup self-correcting pattern, battery core plate and electric current plate to the each passage of equipment carry out the adjustment of precision.
Preferably, described each passage adopts the voltage input method of multiplexing type.
Compared with prior art, the present invention has following advantage and beneficial effect:
1, adopt multichannel parallel test mode, make testing apparatus extensibility strong, test specification is large;
2, interchannel battery core plate and electric current plate are arranged and are adopted the mode of parallel interval front and back straight cutting, effectively prevent the interference of the high-strength magnetic ripple producing because of high-current test, the current precision stability of lifting means self;
3, multiple combination of channels are become a major path by combination of channels module, user can be tested and be greater than the more piece managing electric quantity product that N saves, and can allocate flexibly port number according to product needed;
4, testing apparatus is based on processor of single chip computer, and independent development control program, calls calibration, correction verification module flexibly, has embodied the integral structure of testing apparatus;
5, testing apparatus adopts the voltage input circuit of each channel multiplexing formula, and voltage input efficiency is high; ;
6, running background more piece product calibration checking data record be saved to local storage and or server, can be so that quality be reviewed, attributional analysis, can provide date, data foundation for effectively solving quality abnormal;
7, adopt Intelligent Recognition tunneling traffic situation, effectively recognize the passage contact situation that powers on, prevent the anti-inserted wrong plug phenomenon of passage, effectively avoid occurring because getting the plate Quality Accident causing of makeing mistakes;
8, testing apparatus exploitation adopts local test data feedback Closed-cycle correction system calibration bucking voltage current precision.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, in describing embodiment below, needed accompanying drawing does simple introduction, apparently, accompanying drawing described below is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the hardware module structural drawing of managing electric quantity IC calibration calibration equipment of the present invention;
Fig. 2 is the closed-loop corrected workflow of managing electric quantity IC calibration calibration equipment of the present invention.
Embodiment
By reference to the accompanying drawings technical scheme of the present invention is carried out to clear, complete description below by embodiment; obviously; described embodiment is only a part of embodiment of the present invention; instead of whole embodiment; based on embodiments of the invention; those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
According to one embodiment of present invention, suppose to complete the test of 15 amount of electricity saving Management IC, the more piece managing electric quantity IC calibration calibration equipment that provided comprises with lower module:
Master control borad, calibrates verification for control channel test board to more piece managing electric quantity IC;
5 lane testing plates, adopt 1 block of battery core plate to become the mode of 1 test channel with 1 electric current plate combination collocation, realize 5 passages of test simultaneously, a wherein joint in the corresponding 5 amount of electricity saving Management IC of test channel, each joint in 5 amount of electricity saving Management IC is tested to realize 5 test channel simultaneously, the battery core quantity that wherein 1 block of battery core plate provides is 1 joint (the battery core quantity that 1 block of battery core plate provides can be at most 6 joints), the electric current (electric current plate maximum can be supported the electric current of 30A) of electric current plate support test 5A.Interchannel battery core plate and electric current plate are arranged and are adopted the mode of parallel interval front and back straight cutting simultaneously, effectively prevent the interference of the high-strength magnetic ripple producing because of high-current test, the current precision stability of lifting means self;
Passage selftest module, for recognizing the state when prepass, if channel status OK enters product calibration checking mode, if channel status NG sends alerting signal; This passage selftest module can effectively be recognized the situation such as conducting situation and whether interchannel is anti-inserted, wrong plug when the communication line of prepass; In addition, the electric current and voltage precision situation of each passage in can also automatic search checkout facility, once the electric current and voltage precision drift in discovery passage is serious, intelligentized startup self-correcting pattern, the instruction platform of starting outfit precision, battery core plate and electric current plate to the each passage of equipment carry out the instruction of precision, realize the precision instruction of the electric current and voltage reference source to equipment of itself, realize the soft compensation of equipment self, ensure the stability of equipment reference source;
Calibration correction verification module, for taking localized Closed-cycle correction method to carry out soft compensation to the electric current and voltage precision of more piece managing electric quantity IC.
Another preferred embodiment according to the present invention, in the time need to testing the managing electric quantity IC of 5 10 joints, the more piece managing electric quantity IC calibration calibration equipment that provided comprises with lower module simultaneously:
Master control borad, calibrates verification for control channel test board to more piece managing electric quantity IC;
10 lane testing plates, adopt 1 block of battery core plate to become the mode of 1 test channel with 1 electric current plate combination collocation, realize 10 passages of test simultaneously, and the battery core quantity that wherein 1 block of battery core plate provides is 6 maximum joints, and electric current plate is supported full test electric current 30A.Interchannel battery core plate and electric current plate are arranged and are adopted the mode of parallel interval front and back straight cutting simultaneously, effectively prevent the interference of the high-strength magnetic ripple producing because of high-current test, the current precision stability of lifting means self;
Combination of channels module, is used Atmel Mega64 single-chip microcomputer to be served as a major path (12 economize on electricity core) and tested the test of the more piece product of 10 joints by two passage aisles of mode control (6 economize on electricity core) of conversion delivery outlet.In the time that two passage aisles are combined into a major path, each major path of this equipment just can be tested the product of 1 10 joint, and 10 passage aisles become 5 major paths simultaneously, and 5 major paths can be realized parallel detection when saving product for 5 10.
In equipment, there are 10 passages, on master control borad, be built-in with 20 slots, corresponding two slots of one of them passage, a slot in two slots is used for connecing battery core plate, another slot is used for connecing electric current plate, in order to test the product that makes one of a lane testing be greater than 6 joints, the delivery outlet of available Single-chip Controlling test channel, so that two passage aisles are combined as to a major path, realize the detection of the product that is greater than 6 joints.By introduction passage composite module can embodiment device battery core the dirigibility of combination, the region popularity of testing of equipment more piece product.
Passage selftest module, for recognizing the state when prepass, if channel status OK enters product calibration checking mode, if channel status NG sends alerting signal; This passage selftest module can effectively be recognized the situation such as conducting situation and whether interchannel is anti-inserted, wrong plug when the communication line of prepass; In addition, the electric current and voltage precision situation of each passage in can also automatic search checkout facility, once the electric current and voltage precision drift in discovery passage is serious, intelligentized startup self-correcting pattern, the instruction platform of starting outfit precision, battery core plate and electric current plate to the each passage of equipment carry out the instruction of precision, realize the precision instruction of the electric current and voltage reference source to equipment of itself, realize the soft compensation of equipment self, ensure the stability of equipment reference source;
Calibration correction verification module, for taking localized Closed-cycle correction method to carry out soft compensation to the electric current and voltage precision of more piece managing electric quantity IC.
Preferably, the hyperchannel calibration calibration equipment of described more piece managing electric quantity IC adopts " method of testing " modularization, encapsulationization, modularization while test, test event adopts the mode of designer, supplying method widget library, during for test event, user can call flexibly according to the required method of test event packaged method of testing module in " method widget library ", combined test method realizes the test of this test event, the relevant packaging information of simultaneously preserving test event, provides sufficient application flexibility to user.
Preferably, the hyperchannel calibration calibration equipment of described managing electric quantity IC also comprises the stability burn-in test console module of self, this console module can intelligent test equipment self electric current and voltage precision, and make corresponding electric current and voltage precision CPK value, print corresponding electric current and voltage precision CPK distribution plan, be convenient to the monitoring management of quality personnel to equipment.The economize on electricity of 6 in passage core voltage accuracy is read in this platform support circulation, and carry out one by one passage and switch reading current precision, support user to set " aging circulation " number of times simultaneously, set " the aging battery core joint number " of each passage, " the base standard value of electric current and voltage precision ".
Preferably, the function of the hyperchannel calibration calibration equipment support " the manual spot check platform of precision " of described managing electric quantity IC, support the external multimeter manual test of the user equipment economize on electricity voltage accuracy of core and the current precision of certain passage, simultaneously this spot check platform is read the voltage accuracy value of actual measurement and current precision value by comparison, intelligentized current voltage accuracy difference and the current precision difference of calculating, and calculating sifting goes out the maximum deviation of the electric current and voltage precision of equipment, minimum deflection and arithmetic mean, reflect in time the electric current and voltage accuracy situation of current device, facilitate the online spot check of production test of equipment.
Referring to Fig. 1 and 2, the electric current and voltage precision that the hyperchannel calibration calibration equipment of this managing electric quantity IC adopts " closed-loop system " to calibrate verification more piece managing electric quantity product, its concrete principle is as follows: upper control software (host computer) is according to communication protocol, send " digital signal " by industrial computer to the next hardware, once the next hardware " master control borad " receives " digital signal " that host computer sends, just directly call corresponding test module, order about lane testing plate concurrent testing simultaneously, calibrate the electric current and voltage precision of " more piece managing electric quantity product " and read product parameters information, its concrete calibration verification principle is: the more piece product electric current and voltage accuracy compensation value (the electric current and voltage accuracy compensation value of its initial default is 0) of initial default is calibrated, under checking mode to be entered, carrying out the verification of the electric current and voltage precision of product reads, simultaneously the interim register mode area in the electric current and voltage accuracy value stored memory of current each passage, carry out the screening of these type of data on backstage, according to certain algorithm rule calculate current need to be to the electric current and voltage accuracy compensation value of each passage, effectively compensation current device is because of temperature humidity, the existence temperature of the environmental factors such as interference and components and parts loss and components and parts self is floated factor etc. and the skew that causes, realize soft compensation instruction (the compensation position " coarse compensation " in calibration of the electric current and voltage precision to product, be exactly " coarse adjustment " in physics).In local data base, upgrade the offset (this again call for the first time local electric current and voltage accuracy compensation value after initial software after closing for next software) of interim each channel voltage current precision simultaneously.
More piece managing electric quantity product calibration checking process is as follows:
1) flow content of verification is as follows:
A. power on to load and activate;
B. the check test of electric current and voltage precision;
The test event of concrete electric current and voltage precision is as follows:
C. disconnecting consumers, powered-down;
D. reset, uploading data to server and local data preserved;
2) flow content of calibration is as follows:
E. on-load voltage, activation powers on;
F. enter calibration mode;
G. height voltage accuracy calibration;
H. height current precision calibration;
I. quiescent current reads;
J. exit calibration mode;
K. power-off, disconnecting consumers;
L. data upload server or storage are local;
Managing electric quantity IC hyperchannel calibration calibration equipment and method proposed by the invention have plurality of advantages, and it adopts the mode of multi-channel parallel test to strengthen the extensibility of equipment, and can allocate flexibly port number according to product needed; Calibrate checking data record simultaneously and be saved to local data base and be convenient to that quality is reviewed and attributional analysis, this outer tunnel selftest module has effectively avoided Quality Accident to occur etc.So managing electric quantity IC hyperchannel calibration checkschema of the present invention has high-level efficiency, the advantages such as high-performance and low cost.
The above embodiment has only expressed preferred embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. the hyperchannel of a more piece managing electric quantity IC calibration calibration equipment, comprises master control borad, it is characterized in that, this equipment also comprises serial communication port, multiple lane testing plate, passage selftest module and calibration correction verification module, wherein:
Described serial communication port, receives and orders about running signal from host computer for described master control borad;
Described master control borad, calibrates verification for controlling described multiple lane testing plate to more piece managing electric quantity IC;
Described multiple lane testing plate, for the concurrent testing simultaneously of the more piece managing electric quantity IC to respective channel;
Whether described passage selftest module, work as prepass in upstate for identification;
Described calibration correction verification module, for taking Closed-cycle correction method to calibrate the electric current and voltage precision of more piece managing electric quantity IC.
2. the hyperchannel of more piece managing electric quantity IC as claimed in claim 1 calibration calibration equipment, it is characterized in that, described passage selftest module is further used for the electric current and voltage precision of each passage in automatic search checkout facility, if the electric current and voltage precision drift in discovery passage is serious, intelligentized startup self-correcting pattern, battery core plate and electric current plate to the each passage of equipment carry out the adjustment of precision.
3. the hyperchannel of more piece managing electric quantity IC as claimed in claim 1 or 2 calibration calibration equipment, is characterized in that, also comprises: combination of channels module, and for multiple combination of channels being become to a major path.
4. the hyperchannel of more piece managing electric quantity IC as claimed in claim 3 calibration calibration equipment, it is characterized in that, also comprise: the stability burn-in test console module of self, this console module is used for the electric current and voltage precision of intelligent test equipment self, and makes corresponding electric current and voltage precision CPK value and corresponding electric current and voltage precision CPK distribution plan.
5. the hyperchannel of more piece managing electric quantity IC as claimed in claim 4 calibration calibration equipment, it is characterized in that, described stability burn-in test console module is further used for setting aging cycle index, sets the aging battery core joint number of each passage and the base standard value of electric current and voltage precision.
6. the hyperchannel of more piece managing electric quantity IC as claimed in claim 5 calibration calibration equipment, it is characterized in that, hyperchannel calibration calibration equipment employing modularization, encapsulationization and the modular method of testing of described more piece managing electric quantity IC realizes the test of test event, preserves the relevant packaging information of test event simultaneously.
7. the hyperchannel of more piece managing electric quantity IC as claimed in claim 6 calibration calibration equipment, it is characterized in that, described each lane testing plate is made up of a battery core plate and an electric current plate, and battery core plate in described each passage and electric current plate adopt the mode of straight cutting before and after parallel interval to insert in slot corresponding on master control borad.
8. the hyperchannel of a more piece managing electric quantity IC calibration method of calibration, is characterized in that, the method comprises the following steps:
1) host computer is sent and orders about running signal to master control borad by serial ports;
2) master control borad calls corresponding test module, orders about multiple lane testing plates to the more piece managing electric quantity IC of respective channel concurrent testing simultaneously;
3) passage selftest module carries out self-inspection to each channel status, if channel status OK enters step 4), otherwise sends alerting signal;
4) enter calibration mode, each lane testing buttress according to the initial voltage current precision offset of storing in local data base to walk abreast electric current and voltage calibration of managing electric quantity IC;
5) enter checking mode, read the electric current and voltage accuracy value of each passage managing electric quantity IC, and be kept in local data base;
6) calculate the current electric current and voltage accuracy compensation value that need to offer each passage;
7) utilize the accuracy compensation value that step 6) calculates to calibrate the electric current and voltage precision of managing electric quantity IC in each passage, the accuracy compensation value simultaneously this being calculated is kept in local data base, closes rear next time again call for the first time local electric current and voltage accuracy compensation value after initial software as software.
9. the hyperchannel of a kind of more piece managing electric quantity IC as claimed in claim 8 calibration method of calibration, it is characterized in that, described step 2) also comprise, will in multiple passages, be combined into several major paths, these several major paths carry out concurrent testing to the more piece managing electric quantity IC of same number simultaneously.
10. the hyperchannel of a kind of more piece managing electric quantity IC is calibrated method of calibration as claimed in claim 8 or 9, it is characterized in that, in described step 3), also comprise: the electric current and voltage precision of each passage in passage selftest module automatic search checkout facility, if the electric current and voltage precision drift in discovery passage is serious, intelligentized startup self-correcting pattern, battery core plate and electric current plate to the each passage of equipment carry out the adjustment of precision.
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| CN104360300A (en) * | 2014-11-21 | 2015-02-18 | 惠州市蓝微电子有限公司 | Automatic voltage accuracy correcting and adjusting method for voltage calibrating device |
| CN105448338A (en) * | 2015-11-13 | 2016-03-30 | 惠州市蓝微电子有限公司 | Multi-channel burning device and method of power management IC |
| CN106483409A (en) * | 2016-10-17 | 2017-03-08 | 惠州市蓝微电子有限公司 | A kind of method of more piece pack power management products performance test |
| CN107992317A (en) * | 2017-12-01 | 2018-05-04 | 惠州市蓝微电子有限公司 | A kind of method of the burning verification of the managing electric quantity and current monitoring IC of battery core |
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Family Cites Families (4)
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| US5923098A (en) * | 1997-10-03 | 1999-07-13 | Micro Control Company | Driver board having stored calibration data |
| US20020173942A1 (en) * | 2001-03-14 | 2002-11-21 | Rochit Rajsuman | Method and apparatus for design validation of complex IC without using logic simulation |
| CN102650679B (en) * | 2012-05-04 | 2014-12-03 | 惠州市蓝微电子有限公司 | Multi-channel calibration and checking equipment for power management ICs (integrated circuits) |
| CN102650678B (en) * | 2012-05-04 | 2014-07-23 | 惠州市蓝微电子有限公司 | Multi-channel calibration and checking method for power management ICs (integrated circuits) |
-
2014
- 2014-07-03 CN CN201410315709.0A patent/CN104133185B/en active Active
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| CN107992317A (en) * | 2017-12-01 | 2018-05-04 | 惠州市蓝微电子有限公司 | A kind of method of the burning verification of the managing electric quantity and current monitoring IC of battery core |
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| CN110426645A (en) * | 2019-08-22 | 2019-11-08 | 深圳市洛仑兹技术有限公司 | Multichannel charge-discharge parameter calibration method and system |
| CN110426645B (en) * | 2019-08-22 | 2024-04-09 | 广东省洛仑兹技术股份有限公司 | Multichannel charge-discharge parameter calibration method and system |
| CN111044964A (en) * | 2019-12-31 | 2020-04-21 | 惠州市蓝微电子有限公司 | Voltage and current reference debugging method and device |
| CN111786768A (en) * | 2020-07-10 | 2020-10-16 | 中国电子科技集团公司第十四研究所 | Multichannel parallel test calibration method |
| CN111786768B (en) * | 2020-07-10 | 2022-08-09 | 中国电子科技集团公司第十四研究所 | Multichannel parallel test calibration method |
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