CN111698630B - Test system of audio interface of wireless communication module - Google Patents
Test system of audio interface of wireless communication module Download PDFInfo
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- CN111698630B CN111698630B CN201911211056.0A CN201911211056A CN111698630B CN 111698630 B CN111698630 B CN 111698630B CN 201911211056 A CN201911211056 A CN 201911211056A CN 111698630 B CN111698630 B CN 111698630B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/24—Arrangements for testing
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Abstract
The invention discloses a test system of an audio interface of a wireless communication module, wherein the wireless communication module comprises pins MICP, MICN, SPKP, SPKN, a first GPIO and an analog-to-digital conversion interface, and the test system comprises: a first conversion circuit, a second conversion circuit and a first switch circuit; audio signals input by the MICP and the MICN are output to the SPKP and the SPKN, the first conversion circuit converts the received SPKP signals into first signals and outputs the first signals to a first input end of the first switch circuit, the second signal conversion circuit converts the received SPKN signals into second signals and outputs the second signals to a second input end of the first switch circuit, the first switch circuit controls to output the first signals or the second signals to the analog-to-digital conversion interface through the first GPIO, and whether the test is passed or not is judged according to voltage data of the analog-to-digital conversion interface. The audio interface test system of the wireless communication module simplifies the test equipment and is convenient to test.
Description
Technical Field
The invention relates to the field of testing, in particular to a testing system for an audio interface of a wireless communication module.
Background
The wireless communication module and some mobile phone devices with the wireless communication module need to be subjected to audio interface testing, and the wireless communication module is provided with physical pins MICP, MICN, SPKP and SPKN. In the prior art, when audio interface testing is performed on a wireless communication module and some mobile phone devices with the wireless communication module, a general method is to connect a tested wireless communication module or a mobile phone device with the wireless communication module to an external microphone and a speaker, that is, a pin MICP and a pin MICN of the tested wireless communication module are connected to the external microphone, an audio test signal is input through the external microphone, a pin SPKP and a pin SPKN of the tested wireless communication module are connected to the external speaker, and the external speaker outputs the audio signal to detect whether an audio interface is normal or not.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a test system for an audio interface of a wireless communication module, aiming at overcoming the defects that in the prior art, the test of the audio interface in the wireless communication module needs to be externally connected with a microphone and a loudspeaker, so that the test system is complex and inconvenient to test.
The invention solves the technical problems through the following technical scheme:
the invention provides a test system of an audio interface of a wireless communication module, wherein the wireless communication module comprises a MICP pin, a MICN pin, a SPKP pin, a SPKN pin, a first GPIO (general purpose input/output port) pin and an analog-to-digital conversion interface, and the test system comprises:
the first signal conversion circuit, the second signal conversion circuit and the first switch circuit;
the wireless communication module is configured to turn on an internal audio loopback function, so that a first audio test signal input through the MICP pin and the MICN pin is output to the SPKP pin and the SPKN pin through an internal loopback, the first signal conversion circuit is configured to convert a received signal output from the SPKP pin into a first signal and output the first signal to a first input terminal of the first switch circuit, the second signal conversion circuit is configured to convert a received signal output from the SPKN pin into a second signal and output the second signal to a second input terminal of the first switch circuit, the wireless communication module is further configured to drive the first GPIO pin to output a control signal to a signal selection terminal of the first switch circuit, so as to control the first switch circuit to select to output the first signal or the second signal to the analog-to-digital conversion interface, and the wireless communication module is further configured to obtain voltage data of the analog-to-digital conversion interface and determine voltage data according to the voltage data Whether the test of the audio interface passed.
Preferably, the test system further comprises:
the second GPIO pin, the third signal conversion circuit and the second switch circuit;
the wireless communication module is further configured to drive the second GPIO pin to output a third signal to an input terminal of the third signal conversion circuit, where the third signal conversion circuit is configured to convert the third signal into the first audio test signal and output the first audio test signal to a first input terminal of the second switch circuit, and the wireless communication module is further configured to drive the third GPIO pin to output a control signal to a signal selection terminal of the second switch circuit, so as to control an output terminal of the second switch circuit to output the first audio test signal.
Preferably, the first signal conversion circuit includes a first triode, a first capacitor and a second capacitor;
one end of the first capacitor is electrically connected with the SPKP pin, the other end of the first capacitor is electrically connected with the base electrode of the first triode, the emitting electrode of the first triode is grounded, the collecting electrode of the first triode is connected with the power supply, the collecting electrode of the first triode is electrically connected with one end of the second capacitor, and the other end of the second capacitor is electrically connected with the first input end of the first switch circuit.
Preferably, the second signal conversion circuit includes a second triode, a third capacitor and a fourth capacitor;
the one end of third electric capacity with SPKN pin electricity is connected, the other end of third electric capacity with the base electricity of second triode is connected, the projecting pole ground connection of second triode, the collecting electrode power connection of second triode, the collecting electrode of second triode with the one end electricity of fourth electric capacity is connected, the other end of fourth electric capacity with first switch circuit's second input electricity is connected.
Preferably, the third signal conversion circuit includes a resistor and a third transistor;
one end of the resistor is electrically connected with the second GPIO pin, the other end of the resistor is electrically connected with the base electrode of the third triode, the emitting electrode of the third triode is grounded, the collecting electrode of the third triode is connected with the power supply, and the collecting electrode of the third triode is electrically connected with the first input end of the second switch circuit.
Preferably, the third signal is a square wave signal;
the frequency range of the third signal is 200-1000 hz.
Preferably, the wireless communication module is further configured to compare the acquired voltage data of the analog-to-digital conversion interface with a preset voltage to determine whether the test of the audio interface passes;
the preset voltage range is 700-1500 millivolts.
Preferably, the wireless communication module is further configured to generate the third signal through a timer.
Preferably, the test system further comprises a microphone through which the first audio test signal is input.
Preferably, the first signal and the second signal are analog voltage signals.
The positive progress effects of the invention are as follows: the test system of the audio interface of the wireless communication module provided by the invention uses the physical interface provided by the wireless communication module to complete the automatic test of the audio interface circuit, does not need an external loudspeaker, simplifies the test equipment and ensures that the test is more convenient. Furthermore, the test system of the audio interface of the wireless communication module provided by the invention can complete the automatic test of the audio interface circuit without an external microphone, thereby further simplifying the test equipment and improving the test convenience.
Drawings
Fig. 1 is a schematic structural diagram of a system for testing an audio interface of a wireless communication module according to embodiment 1 of the present invention.
Fig. 2 is a schematic diagram of a first signal conversion circuit in embodiment 1 of the present invention.
Fig. 3 is a schematic diagram of a second signal conversion circuit in embodiment 1 of the invention.
Fig. 4 is a schematic diagram of a first switch circuit in embodiment 1 of the present invention.
Fig. 5 is a schematic structural diagram of a system for testing an audio interface of a wireless communication module according to embodiment 2 of the present invention.
Fig. 6 is a schematic diagram of a third signal conversion circuit in embodiment 2 of the present invention.
Fig. 7 is a schematic diagram of a second switch circuit in embodiment 2 of the invention.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
Example 1
The embodiment discloses a system for testing an audio interface of a wireless communication module, and as shown in fig. 1, the wireless communication module includes a MICP pin, a MICN pin, a SPKP pin, a SPKN pin, a GPIO1 pin, and an analog-to-digital conversion interface ADC (analog-to-digital converter) pin.
The SPKP pin is electrically connected with the input end of the first signal conversion circuit, the output end of the first signal conversion circuit is electrically connected with the first input end of the first switch circuit, the SPKN pin is electrically connected with the input end of the second signal conversion circuit, the output end of the second signal conversion circuit is electrically connected with the second input end of the first switch circuit, the GPIO1 pin is electrically connected with the signal selection end of the first switch circuit, and the output end of the first switch circuit is electrically connected with the ADC pin of the analog-to-digital conversion interface. The MICP pin and the MICN pin are respectively connected with the microphone.
The wireless communication module opens the inside audio frequency when carrying out the audio frequency interface test and returns the ring function for MICP pin switches on to SPKP pin and SPKN pin internal circuit, and MICN pin switches on to SPKP pin and SPKN pin internal circuit. Inputting a first audio test signal with known frequency to a MICP pin or a MICN pin through a microphone, wherein the audio test signal is output by an SPKP pin and an SPKN pin under normal conditions, a signal output by the SPKP pin is input into a first signal conversion circuit, a signal output by the SPKN pin is input into a second signal conversion circuit, and the first signal conversion circuit and the second signal conversion circuit have the same function and are used for converting the input signal into an analog voltage signal; the output ends of the first signal conversion circuit and the second signal conversion circuit are respectively connected to the first input end and the second input end of the first switch circuit, and the wireless communication module controls the GPIO1 pin to output a high level or a low level to control the first switch circuit to output a signal output by the SPKP pin to the ADC pin or output a signal output by the SPKN pin to the ADC pin. The wireless communication module reads the voltage value of the ADC and compares the voltage value with a preset voltage value to judge whether the audio interface circuit is normal or not.
The range of the preset voltage in this embodiment is 700-1500 mv.
Fig. 2 is a schematic diagram of a first signal conversion circuit in the present embodiment. The first signal conversion circuit is used for converting the audio signal output by the SPKP pin into an analog voltage signal and outputting the analog voltage signal to a first input end of the first switch circuit. The first signal conversion circuit in the embodiment includes a first transistor Q1, a first capacitor C1, and a second capacitor C2; one end of a first capacitor C1 is connected with the SPKP pin, the other end of the first capacitor C1 is electrically connected with the base electrode of a first triode Q1, the emitter electrode of the first triode Q1 is grounded, the collector electrode of the first triode Q1 is connected with a power supply Vcc, the collector electrode of the first triode Q1 is connected with one end of a second capacitor C2, the other end of the second capacitor C2 is electrically connected with the first input end of a first switch circuit, and the first signal conversion circuit outputs a signal ADC _ SPKP to the first input end of the first switch circuit.
Fig. 3 is a schematic diagram of a second signal conversion circuit in the embodiment. The second signal conversion circuit is used for converting the audio signal output by the SPKN pin into an analog voltage signal and outputting the analog voltage signal to the second input end of the first switch circuit. The second signal conversion circuit in this embodiment includes a second transistor Q2, a third capacitor C3, and a fourth capacitor C4; one end of a third capacitor C3 is electrically connected with the SPKN pin, the other end of the third capacitor C3 is electrically connected with the base electrode of a second triode Q2, the emitting electrode of the second triode Q2 is grounded, the collecting electrode of the second triode Q2 is connected with a power supply Vcc, the collecting electrode of the second triode Q2 is electrically connected with one end of a fourth capacitor C4, the other end of the fourth capacitor C4 is electrically connected with the second input end of the first switching circuit, and the second signal conversion circuit outputs a signal ADC _ SPKN to the second input end of the first switching circuit.
In this embodiment, the first signal conversion circuit and the second signal conversion circuit are used to convert signals output by the SPKP pin and the SPKN pin, and the converted signals are input to the first switch circuit for further processing after being converted into analog voltage signals, so as to improve the accuracy of the judgment and comparison.
Fig. 4 is a schematic diagram of a first switch circuit in the present embodiment. IN this embodiment, the signal selection terminal S1 of the first switch circuit is electrically connected to the GPIO1 pin of the wireless communication module, the first input terminal IN1 of the first switch circuit is electrically connected to the output terminal of the first signal conversion circuit, the second input terminal IN2 of the first switch circuit is electrically connected to the output terminal of the second signal conversion circuit, and when the wireless communication module controls the GPIO1 pin to output a low level, the first switch circuit selects the signal ADC _ SPKP input from the first input terminal as the output signal ADC _ TEMP, and directly outputs the output signal to the ADC pin; when the wireless communication module controls the pin GPIO1 to output a high level, the first switch circuit selects the signal ADC _ SPKN input at the second input terminal as the output signal ADC _ TEMP, and directly outputs the output signal ADC _ TEMP to the pin ADC. The GPIO1 output controls the first switch circuit to select to output the signal of the first input end or the second input end to the ADC for processing, the voltage value of the ADC is obtained after analog-to-digital conversion, and the wireless communication module compares the obtained voltage value of the ADC with a preset voltage to judge whether the path is normal or not.
The embodiment can realize the test of four paths in the wireless communication module, namely the MICP is input and then output through SPKP or SPKN, and the MICN is input and then output through SPKP or SPKN. Through testing each route separately, realized locating the problem position more easily when the problem appears to solve fast.
In the embodiment, the physical interface provided by the wireless communication module replaces an external loudspeaker to finish the automatic test of the audio interface circuit, so that the external loudspeaker is omitted, the complexity of the test system is simplified, and the test is more convenient. The software implementation of the embodiment is integrated in a software-on-chip system of the wireless communication module, and finally the test is completed on a production line in a form of packaging the AT instruction, so that the automatic test is conveniently realized.
Example 2
The embodiment discloses a system for testing an audio interface of a wireless communication module, which is different from the embodiment 1 in the following way:
fig. 5 is a testing system of the audio interface of the wireless communication module in this embodiment, the testing system does not include a microphone, but the testing system further includes a GPIO2 pin, a GPIO3 pin, a third signal conversion circuit and a second switch circuit.
The pin GPIO2 is electrically connected with the input end of the third signal conversion circuit, the wireless communication module drives the pin GPIO2 to output a third signal and input the third signal to the third signal conversion circuit, the output end of the third signal conversion circuit is electrically connected with the first input end of the second switch circuit, the first output end of the second switch circuit is electrically connected with the MICP pin of the wireless communication module, the second output end of the second switch circuit is electrically connected with the MICN pin of the wireless communication module, and the pin GPIO3 is electrically connected with the signal selection end of the second switch circuit and is used for controlling the second switch circuit to select whether the signal of the output end of the third signal conversion circuit is input to the MICP pin or the MICN pin.
The wireless communication module generates a 500 Hz square wave signal as a third signal through an internal timer and drives a GPIO2 pin to output the third signal. The frequency range of the third signal is 200-1000 hz.
Fig. 6 is a schematic diagram of a third signal conversion circuit in the present embodiment. The third signal conversion circuit is used for converting the square wave signal generated by the GPIO2 pin into a first audio test signal. The third signal conversion circuit in this embodiment includes a resistor R1 and a third transistor Q3, one end of the resistor R1 is electrically connected to the pin GPIO2, the other end of the resistor R1 is electrically connected to the base of the third transistor Q3, the emitter of the third transistor Q3 is grounded, the collector of the third transistor Q3 is connected to the power supply Vcc, the collector of the third transistor Q3 serves as the output terminal of the third signal conversion circuit, the output terminal of the third signal conversion circuit is electrically connected to the first input terminal of the second switch circuit, and the resistance value of R1 in this embodiment is 10000 ohms.
Fig. 7 is a schematic diagram of a second switch circuit in the present embodiment. In the embodiment, the GPIO3 pin of the wireless communication module controls the second switch circuit to selectively output the first audio test signal at the input terminal to the first output terminal or the second output terminal. The GPIO3 pin is electrically connected to the signal selection terminal S2 of the second switch circuit, the input terminal IN2 of the second switch circuit is electrically connected to the output terminal of the third signal conversion circuit, the output terminal OUT3 of the second switch circuit is electrically connected to the MICP pin, and the output terminal OUT4 of the second switch circuit is electrically connected to the MICN pin. When the pin GPIO3 outputs a high level, the second switch circuit outputs the first audio test signal MIC _ TEMP at the input terminal to the first output terminal OUT3, and the signal MIC _ P output by the first output terminal is output to the MICP pin of the wireless communication module; when the GPIO3 pin outputs a low level, the second switch circuit outputs the first audio test signal MIC _ TEMP at the input terminal to the second output terminal OUT4, and the second output terminal OUT4 outputs a signal MIC _ N to the MICN pin of the wireless communication module. The output end signal MIC _ P and the signal MIC _ N of the second switch circuit are equivalent to the input end signal first audio test signal MIC _ TEMP of the second switch circuit.
This embodiment also can test alone each route, fixes a position the problem position more easily when the problem appears to the quick problem of solving.
The embodiment completely uses the physical interface provided by the wireless communication module to complete the automatic test of the audio interface circuit, saves an external loudspeaker and a microphone, further simplifies the complexity of the test system and makes the test more convenient. The software implementation of the embodiment is integrated in a software-on-chip system of the wireless communication module, and finally the test is completed on a production line in a form of packaging the AT instruction, so that the automatic test is conveniently realized.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (9)
1. A test system for an audio interface of a wireless communication module, the wireless communication module including a MICP pin, a MICN pin, a SPKP pin, a SPKN pin, a first GPIO pin, and an analog-to-digital conversion interface, the test system comprising:
the first signal conversion circuit, the second signal conversion circuit and the first switch circuit;
the wireless communication module is configured to turn on an internal audio loopback function, so that a first audio test signal input through the MICP pin and the MICN pin is output to the SPKP pin and the SPKN pin through an internal loopback, the first signal conversion circuit is configured to convert a received signal output from the SPKP pin into a first signal and output the first signal to a first input terminal of the first switch circuit, the second signal conversion circuit is configured to convert a received signal output from the SPKN pin into a second signal and output the second signal to a second input terminal of the first switch circuit, the wireless communication module is further configured to drive the first GPIO pin to output a control signal to a signal selection terminal of the first switch circuit, so as to control the first switch circuit to select to output the first signal or the second signal to the analog-to-digital conversion interface, and the wireless communication module is further configured to obtain voltage data of the analog-to-digital conversion interface and determine voltage data according to the voltage data Whether the test of the audio interface passes;
the test system further comprises:
the second GPIO pin, the third signal conversion circuit and the second switch circuit;
the wireless communication module is further configured to drive the second GPIO pin to output a third signal to an input terminal of the third signal conversion circuit, where the third signal conversion circuit is configured to convert the third signal into the first audio test signal and output the first audio test signal to a first input terminal of the second switch circuit, and the wireless communication module is further configured to drive the third GPIO pin to output a control signal to a signal selection terminal of the second switch circuit, so as to control an output terminal of the second switch circuit to output the first audio test signal.
2. The system for testing the audio interface of the wireless communication module of claim 1, wherein the first signal conversion circuit comprises a first transistor, a first capacitor, and a second capacitor;
one end of the first capacitor is electrically connected with the SPKP pin, the other end of the first capacitor is electrically connected with the base electrode of the first triode, the emitting electrode of the first triode is grounded, the collecting electrode of the first triode is connected with the power supply, the collecting electrode of the first triode is electrically connected with one end of the second capacitor, and the other end of the second capacitor is electrically connected with the first input end of the first switch circuit.
3. The system for testing the audio interface of the wireless communication module of claim 1, wherein the second signal conversion circuit comprises a second transistor, a third capacitor, and a fourth capacitor;
the one end of third electric capacity with SPKN pin electricity is connected, the other end of third electric capacity with the base electricity of second triode is connected, the projecting pole ground connection of second triode, the collecting electrode power connection of second triode, the collecting electrode of second triode with the one end electricity of fourth electric capacity is connected, the other end of fourth electric capacity with first switch circuit's second input electricity is connected.
4. The system for testing an audio interface of a wireless communication module of claim 1, wherein the third signal conversion circuit comprises a resistor and a third transistor;
one end of the resistor is electrically connected with the second GPIO pin, the other end of the resistor is electrically connected with the base electrode of the third triode, the emitting electrode of the third triode is grounded, the collecting electrode of the third triode is connected with the power supply, and the collecting electrode of the third triode is electrically connected with the first input end of the second switch circuit.
5. The system for testing the audio interface of the wireless communication module of claim 1, wherein the third signal is a square wave signal;
the frequency range of the third signal is 200-1000 hz.
6. The system for testing the audio interface of the wireless communication module according to claim 1, wherein the wireless communication module is further configured to compare the acquired voltage data of the analog-to-digital conversion interface with a preset voltage to determine whether the audio interface test is passed;
the preset voltage range is 700-1500 millivolts.
7. The system for testing the audio interface of the wireless communication module of claim 1, wherein the wireless communication module is further configured to generate the third signal via a timer.
8. The system for testing the audio interface of the wireless communication module of claim 1, further comprising a microphone through which the first audio test signal is input.
9. The system for testing the audio interface of a wireless communication module of claim 1, wherein the first signal and the second signal are analog voltage signals.
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008008730A2 (en) * | 2006-07-08 | 2008-01-17 | Personics Holdings Inc. | Personal audio assistant device and method |
| CN101819550A (en) * | 2009-02-26 | 2010-09-01 | 鸿富锦精密工业（深圳）有限公司 | Interface testing system for serial connecting small computer system |
| CN102855202A (en) * | 2012-08-21 | 2013-01-02 | 天地融科技股份有限公司 | Method for detecting type of electronic equipment and data interface |
| CN103179240A (en) * | 2011-12-20 | 2013-06-26 | 比亚迪股份有限公司 | Audio test method and system for mobile terminal |
| CN203084154U (en) * | 2012-12-10 | 2013-07-24 | 青岛海信移动通信技术股份有限公司 | Test device of terminal audio interface circuit |
| CN103428744A (en) * | 2012-05-23 | 2013-12-04 | 芯讯通无线科技（上海）有限公司 | Server and device, system and method for testing wireless communication module |
| CN103491565A (en) * | 2012-06-12 | 2014-01-01 | 希姆通信息技术（上海）有限公司 | System and method for testing communication terminal radio frequency |
| CN203416422U (en) * | 2013-08-19 | 2014-01-29 | 芯讯通无线科技（上海）有限公司 | Detection circuit for audio channel of wireless communication module |
| CN104243651A (en) * | 2014-09-25 | 2014-12-24 | 声科科技(南京)有限公司 | Automatic self-test method and device of communication terminals |
| CN205566643U (en) * | 2016-04-28 | 2016-09-07 | 湖南工业大学 | Audio frequency winding automatic test system |
| CN108064347A (en) * | 2017-11-28 | 2018-05-22 | 福建联迪商用设备有限公司 | The audio pin test method and test device of communication module |
| CN110261704A (en) * | 2019-07-11 | 2019-09-20 | 上海移远通信技术股份有限公司 | The current detecting system and method for communication module |
| CN111182417A (en) * | 2020-01-14 | 2020-05-19 | 深圳市爱图仕影像器材有限公司 | Audio interface adaptation circuit, data line and audio equipment |
-
2019
- 2019-12-02 CN CN201911211056.0A patent/CN111698630B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008008730A2 (en) * | 2006-07-08 | 2008-01-17 | Personics Holdings Inc. | Personal audio assistant device and method |
| CN101819550A (en) * | 2009-02-26 | 2010-09-01 | 鸿富锦精密工业（深圳）有限公司 | Interface testing system for serial connecting small computer system |
| CN103179240A (en) * | 2011-12-20 | 2013-06-26 | 比亚迪股份有限公司 | Audio test method and system for mobile terminal |
| CN103428744A (en) * | 2012-05-23 | 2013-12-04 | 芯讯通无线科技（上海）有限公司 | Server and device, system and method for testing wireless communication module |
| CN103491565A (en) * | 2012-06-12 | 2014-01-01 | 希姆通信息技术（上海）有限公司 | System and method for testing communication terminal radio frequency |
| CN102855202A (en) * | 2012-08-21 | 2013-01-02 | 天地融科技股份有限公司 | Method for detecting type of electronic equipment and data interface |
| CN203084154U (en) * | 2012-12-10 | 2013-07-24 | 青岛海信移动通信技术股份有限公司 | Test device of terminal audio interface circuit |
| CN203416422U (en) * | 2013-08-19 | 2014-01-29 | 芯讯通无线科技（上海）有限公司 | Detection circuit for audio channel of wireless communication module |
| CN104243651A (en) * | 2014-09-25 | 2014-12-24 | 声科科技(南京)有限公司 | Automatic self-test method and device of communication terminals |
| CN205566643U (en) * | 2016-04-28 | 2016-09-07 | 湖南工业大学 | Audio frequency winding automatic test system |
| CN108064347A (en) * | 2017-11-28 | 2018-05-22 | 福建联迪商用设备有限公司 | The audio pin test method and test device of communication module |
| CN110261704A (en) * | 2019-07-11 | 2019-09-20 | 上海移远通信技术股份有限公司 | The current detecting system and method for communication module |
| CN111182417A (en) * | 2020-01-14 | 2020-05-19 | 深圳市爱图仕影像器材有限公司 | Audio interface adaptation circuit, data line and audio equipment |
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|---|---|
| CN111698630A (en) | 2020-09-22 |
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