CN113766410B - Audio detection circuit, audio detection device and audio detection system - Google Patents
Audio detection circuit, audio detection device and audio detection system Download PDFInfo
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- CN113766410B CN113766410B CN202111104924.2A CN202111104924A CN113766410B CN 113766410 B CN113766410 B CN 113766410B CN 202111104924 A CN202111104924 A CN 202111104924A CN 113766410 B CN113766410 B CN 113766410B
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- H—ELECTRICITY
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Abstract
The application discloses an audio detection circuit, audio detection equipment and an audio detection system. The audio detection circuit is used for being respectively connected with data acquisition equipment and equipment to be tested, wherein the data acquisition equipment is used for carrying out audio test on the equipment to be tested, and the audio detection circuit comprises: the first connection module is used for being electrically connected with the data acquisition equipment; the detection module is electrically connected with the first connection module at one end; the second connecting module is used for being respectively and electrically connected with the equipment to be tested and the other end of the detecting module; the detection module is used for detecting the working state of the equipment to be detected and conducting or switching off according to the working state. The audio detection circuit in the embodiment of the application can avoid the condition of audio test when the equipment to be tested is abnormal, solves the problem that the audio automatic test method used at the present stage has a test blind area, and improves the test reliability of the equipment to be tested.
Description
Technical Field
The present application relates to the field of signal processing technologies, and in particular, to an audio detection circuit, an audio detection device, and an audio detection system.
Background
At present, the method for testing the audio function is complex and various, and the test method has the problems of overhigh test cost or test blind areas in the function test.
For example, when a manual test is performed, whether sound output, volume and audio frequency are output or not is judged through the ears, but the mode increases the test cost and is influenced by human factors, so that a human test blind area is formed, and the test efficiency is influenced; the other is to use a USB data acquisition card to perform automatic test, and connect the data acquisition card with a computer through the USB, but the USB connected with the computer can provide effective bias voltage for the equipment to be tested, can not intercept the abnormal situation of the equipment to be tested, and has poor reliability when the equipment to be tested performs audio function test, thereby forming a test blind area.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides an audio detection circuit, audio detection equipment and an audio detection system, which can solve the problem that an audio automatic test method used at present has a test blind area and improve the test reliability of equipment to be tested.
According to an embodiment of the first aspect of the present application, the audio detection circuit is configured to be connected to a data acquisition device and a device under test, respectively, where the data acquisition device is configured to perform an audio test on the device under test, and the audio detection circuit includes: the first connection module is used for being electrically connected with the data acquisition equipment; the detection module is electrically connected with the first connection module at one end; the second connecting module is used for being respectively and electrically connected with the equipment to be tested and the other end of the detecting module; the detection module is used for detecting the working state of the equipment to be detected and conducting or switching off according to the working state.
The audio detection circuit provided by the embodiment of the application has at least the following beneficial effects: the audio test is carried out on the equipment to be tested through the data acquisition equipment, the working state of the equipment to be tested is detected through the detection module of the audio detection circuit, the audio detection circuit is turned on or turned off according to the working state, the situation that the audio test is carried out when the equipment to be tested is abnormal is avoided, the phenomenon that the audio automatic test method has a test blind area is solved, and therefore the test reliability of the equipment to be tested is improved.
According to some embodiments of the application, the detection module comprises: the first detection unit is electrically connected with the second connection module and is used for generating a detection signal according to the working state; the second detection unit is respectively and electrically connected with the first detection unit, the first connection module and the second connection module and is used for being turned on or turned off according to the detection signals.
According to some embodiments of the application, the first detection unit comprises: one end of the first resistor is electrically connected with the second connection module; one end of the second resistor is electrically connected with the other end of the first resistor;
the grid electrode of the MOS tube is respectively and electrically connected with the other end of the first resistor and one end of the second resistor, the source electrode of the MOS tube is electrically connected with the other end of the second resistor, and the drain electrode of the MOS tube is electrically connected with the second detection unit.
According to some embodiments of the application, the first detection unit further comprises: and one end of the first capacitor is electrically connected with one end of the first resistor, and the other end of the first capacitor is electrically connected with the other end of the second resistor.
According to some embodiments of the application, the second detection unit comprises: and the relay is respectively and electrically connected with the first detection unit, the first connection module and the second connection module.
According to some embodiments of the application, the second detection unit further comprises: and the diode is respectively and electrically connected with the first detection unit and the relay.
According to some embodiments of the application, the first connection module further comprises: the receiving unit is respectively and electrically connected with the data acquisition equipment and the second detection unit and is used for receiving the test signals; the sending unit is respectively and electrically connected with the data acquisition equipment and the second connection module and is used for receiving feedback signals; the data acquisition equipment is used for carrying out audio testing on the equipment to be tested according to the test signal and the feedback signal.
According to some embodiments of the application, the audio detection circuit further comprises: and the second capacitor is respectively and electrically connected with the second connection module and the second detection unit.
An audio detection device according to an embodiment of the second aspect of the present application comprises an audio detection circuit according to an embodiment of the first aspect of the present application.
The audio detection device provided by the embodiment of the application has at least the following beneficial effects: the data acquisition equipment performs audio test on the equipment to be tested, the detection module of the audio detection circuit provided by the embodiment of the application is used for detecting the working state of the equipment to be tested, and the audio detection circuit is turned on or turned off according to the working state, so that the situation of performing audio test when the equipment to be tested is abnormal is avoided, the phenomenon that the audio automatic test method has a test blind area is solved, and the test reliability of the equipment to be tested is improved.
An audio detection system according to an embodiment of the third aspect of the present application includes: the data acquisition device comprises a data acquisition card and control equipment, wherein the data acquisition card is used for sending a test signal and is connected with the control equipment; according to the audio detection device of the embodiment of the second aspect of the application, one end of the audio detection device is used for being electrically connected with the data acquisition card; the device to be tested is connected with the other end of the audio detection device and used for generating a feedback signal; the control device is used for carrying out audio test on the device to be tested according to the test signal and the feedback signal.
The audio detection system provided by the embodiment of the application has at least the following beneficial effects: the data acquisition card sends the test signal, and by adopting the audio detection device of the second aspect of the embodiment of the application, the test signal sent by the data acquisition card and the feedback signal generated by the device to be tested can be received, and the control device compares the device to be tested according to the received test signal and the feedback signal to determine the audio test result of the device to be tested, so that the situation of audio test when the device to be tested is abnormal is avoided, the phenomenon of test blind areas existing in the audio automatic test method is solved, and the test reliability of the device to be tested is improved.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
The application is further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a block diagram of an audio detection circuit according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a circuit structure of an audio detection circuit according to an embodiment of the application;
fig. 3 is a schematic block diagram of an audio detection system according to an embodiment of the application.
Reference numerals:
the audio detection circuit 100, the detection module 110, the first detection unit 111, the second detection unit 112, the first connection module 120, the receiving unit 121, the transmitting unit 122, the second connection module 130, the data acquisition device 200, the data acquisition card 210, the control device 220, the device under test 300, and the audio detection device 400.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
In the description of the present application, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.
In the description of the present application, the meaning of a number is one or more, the meaning of a number is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and the meaning of a number is understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
In the description of the present application, the descriptions of the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Referring to fig. 1, an embodiment of the present application provides an audio detection circuit, where an audio detection circuit 100 is used to connect with a data acquisition device 200 and a device under test 300, respectively, the data acquisition device 200 is used to perform an audio test on the device under test 300, and the audio detection circuit 100 includes a first connection module 120, a detection module 110, and a second connection module 130. The first connection module 120 is used for electrically connecting with the data acquisition device 200; one end of the detection module 110 is electrically connected with the first connection module 120; the second connection module 130 is configured to be electrically connected to the other ends of the device under test 300 and the detection module 110, respectively. The detection module 110 is configured to detect an operating state of the device under test 300, and conduct or turn off according to the operating state.
Specifically, the detection module 110 controls the on or off state of the audio detection circuit 100 by detecting the operation state of the device under test 300, that is, detecting whether the audio bias voltage exists in the device under test 300. For example, when the data acquisition device 200 sends a test signal for performing an audio test on the device 300 under test, the first connection module 120 receives the test signal sent by the data acquisition device 200, the detection module 110 detects the current working state of the device 300 under test, and when the detection module 110 detects that an audio bias voltage exists in the device 300 under test, it indicates that the working state of the device 300 under test is normal; otherwise, the detection module 110 and the second connection module 130 are turned off when the working state of the device under test 300 is abnormal. Under the condition that the working state of the device 300 to be tested is normal, the detection module 110 is turned on, the second connection module 130 is turned on along with the conduction of the detection module 110, at this time, the data acquisition device 200 transmits a test signal to the device 300 to be tested through the detection module 110 and the second connection module 130, and receives a feedback signal of the device 300 to be tested. The data acquisition device 200 determines the audio test result of the device under test 300 by comparing the test signal with the feedback signal. If the test signal received by the data acquisition device 200 is consistent with the feedback signal, the audio function of the device 300 to be tested is normal; otherwise, the audio function of the device under test 300 is abnormal.
The audio detection circuit 100 provided by the embodiment of the application detects the working state of the device 300 to be detected through the detection module 110 and is turned on or turned off according to the working state, so that the situation of audio test when the device 300 to be detected is abnormal is avoided, the phenomenon that the audio automatic test method has a test blind area is solved, and the test reliability of the device 300 to be detected is improved.
Referring to fig. 1 and 2, in some embodiments, the detection module 110 includes a first detection unit 111 and a second detection unit 112. The first detection unit 111 is electrically connected to the second connection module 130, and is configured to generate a detection signal according to the working state; the second detection unit 112 is electrically connected to the first detection unit 111, the first connection module 120, and the second connection module 130, respectively, and is configured to be turned on or turned off according to a detection signal.
Specifically, when the data acquisition device 200 sends a test signal for performing an audio test on the device 300 under test, the first detection unit 111 detects the working state of the device 300 under test, and when the first detection unit 111 detects that an audio bias voltage exists in the device 300 under test, it indicates that the working state of the device 300 under test is normal; otherwise, the abnormal operation state of the device 300 under test is indicated. Under the condition that the working state of the device 300 to be tested is normal, the first detection unit 111 is turned on, and generates a corresponding detection signal according to the working state of the device 300 to be tested, the second detection unit 112 is turned on according to the detection signal, and the second connection module 130 transmits the test signal to the device 300 to be tested and receives the feedback signal sent by the device 300 to be tested. The data acquisition device 200 determines the audio test result of the device under test 300 by comparing the test signal with the feedback signal. If the test signal received by the data acquisition device 200 is consistent with the feedback signal, the audio function of the device 300 to be tested is normal; otherwise, the audio function of the device under test 300 is abnormal. The embodiment of the application avoids the condition of audio test when the device 300 to be tested is abnormal, thereby solving the problem that the audio automatic test method has a test blind zone and improving the test reliability of the device 300 to be tested.
In some embodiments, referring to fig. 1 and 2, the first detection unit 111 includes a first resistor R1, a second resistor R2, and a MOS transistor Q1. One end of the first resistor R1 is electrically connected with the second connection module 130; one end of the second resistor R2 is electrically connected with the other end of the first resistor R1; the grid electrode of the MOS tube Q1 is respectively and electrically connected with the other end of the first resistor R1 and one end of the second resistor R2, the source electrode of the MOS tube Q1 is electrically connected with the other end of the second resistor R2, and the drain electrode of the MOS tube Q1 is electrically connected with the second detection unit 112.
Specifically, in some embodiments, the MOS transistor Q1 may be an NMOS transistor. One end of the first resistor R1 is electrically connected to the second connection module 130, the gate of the MOS transistor Q1 is electrically connected to the other end of the first resistor R1 and one end of the second resistor R2, the source of the MOS transistor Q1 is electrically connected to the other end of the second resistor R2, the source of the MOS transistor Q1 is grounded, and the drain of the MOS transistor Q1 is electrically connected to the second detection unit 112. When the device 300 to be tested has an audio bias voltage, the voltage difference between the gate and the source of the MOS transistor Q1 is greater than the turn-on voltage of the MOS transistor Q1, and the MOS transistor Q1 is turned on, the first detection unit 111 is turned on, and generates a corresponding detection signal according to the working state of the device 300 to be tested, the second detection unit 112 is turned on according to the detection signal, and the second connection module 130 transmits the test signal to the device 300 to be tested and receives the feedback signal sent by the device 300 to be tested. The data acquisition device 200 determines the audio test result of the device under test 300 by comparing the test signal with the feedback signal. The situation of audio test when the device 300 to be tested is abnormal is avoided, so that the phenomenon that the audio automatic test method has a test blind area is solved, and the test reliability of the device 300 to be tested is improved.
In some embodiments, referring to fig. 1 and 2, the first detection unit 111 further includes a first capacitor C1. One end of the first capacitor C1 is electrically connected to one end of the first resistor R1, and the other end of the first capacitor C1 is electrically connected to the other end of the second resistor R2. Specifically, the other end of the first capacitor C1 is grounded.
In some embodiments, referring to fig. 1 and 2, the second detection unit 112 includes a relay Q2. The relay Q2 is electrically connected to the first detection unit 111, the first connection module 120, and the second connection module 130, respectively.
Specifically, the relay Q2 is connected to the drain of the MOS transistor Q1 in the first detection unit 111. In some specific embodiments, when the device 300 to be tested has an audio bias voltage, the first detection unit 111 is turned on, that is, the MOS transistor Q1 is turned on, and generates a corresponding detection signal according to the working state of the device 300 to be tested, the relay Q2 connected to the drain of the MOS transistor Q1 is attracted, the second detection unit 112 is turned on according to the detection signal, and the second connection module 130 transmits a test signal to the device 300 to be tested and receives a feedback signal sent by the device 300 to be tested. The data acquisition device 200 determines the audio test result of the device under test 300 by comparing the test signal with the feedback signal. The situation of audio test when the device 300 to be tested is abnormal is avoided, so that the phenomenon that the audio automatic test method has a test blind area is solved, and the test reliability of the device 300 to be tested is improved.
In some embodiments, referring to fig. 1 and 2, the second detection unit 112 further includes a diode D1. The diode D1 is electrically connected to the first detection unit 111 and the relay Q2, respectively.
Specifically, one end of the diode D1 is connected to one port of the first detection unit 111 and one port of the relay Q2, respectively, and the other end of the diode D1 is connected to the other port of the relay Q2. In some specific embodiments, when the device 300 to be tested has an audio bias voltage, the first detection unit 111 is turned on, and generates a corresponding detection signal according to the working state of the device 300 to be tested, the relay Q2 connected to the drain of the MOS transistor Q1 is attracted, the second detection unit 112 is turned on according to the detection signal, and the second connection module 130 transmits a test signal to the device 300 to be tested and receives a feedback signal sent by the device 300 to be tested. The diode D1 connected in parallel with the relay Q2 can avoid damage to other devices caused by counter electromotive force generated when the coil of the relay Q2 is powered on or powered off.
In some embodiments, referring to fig. 1 and 2, the first connection module 120 further includes a receiving unit 121 and a transmitting unit 122. The receiving unit 121 is electrically connected with the data acquisition device 200 and the second detecting unit 112, and is used for receiving the test signal; the sending unit 122 is electrically connected with the data acquisition device 200 and the second connection module 130, respectively, and is configured to receive a feedback signal; the data acquisition device 200 is configured to perform an audio test on the device under test 300 according to the test signal and the feedback signal.
Specifically, when the data acquisition device 200 sends a test signal for performing an audio test on the device 300 under test, the receiving unit 121 receives the test signal sent by the data acquisition device 200, the detecting module 110 detects the working state of the device 300 under test, when the device 300 under test has an audio bias voltage, the first detecting unit 111 is turned on, and generates a corresponding detection signal according to the working state of the device 300 under test, the second detecting unit 112 is turned on according to the detection signal, the second connecting module 130 transmits the test signal into the device 300 under test, and receives a feedback signal sent by the device 300 under test. The data acquisition device 200 determines the audio test result of the device under test 300 by comparing the test signal with the feedback signal. The situation of audio test when the device 300 to be tested is abnormal is avoided, so that the phenomenon that the audio automatic test method has a test blind area is solved, and the test reliability of the device 300 to be tested is improved.
In some embodiments, referring to fig. 1 and 2, the audio detection circuit 100 further includes a second capacitor C2. The second capacitor C2 is electrically connected to the second connection module 130 and the second detection unit 112, respectively. Specifically, one end of the second capacitor C2 is electrically connected to the relay Q2, and the other end of the second capacitor C2 is electrically connected to one end of the first capacitor C1 and one end of the first resistor R1.
In some embodiments, referring to fig. 1, the present application also provides an audio detection device 400, including the audio detection circuit 100 of the above-described embodiments.
Specifically, the detection module 110 controls the on or off state of the audio detection circuit 100 by detecting the operation state of the device under test 300, that is, detecting whether the audio bias voltage exists in the device under test 300. For example, when the data acquisition device 200 sends a test signal for performing an audio test on the device 300 to be tested, the first connection module 120 receives the test signal sent by the data acquisition device 200, and when the detection module detects that an audio bias voltage exists in the device 300 to be tested, the detection module indicates that the working state of the device 300 to be tested is normal; otherwise, the abnormal operation state of the device 300 under test is indicated. Under the condition that the working state of the device 300 to be tested is normal, the detection module 110 and the second connection module 130 are both turned on, at this time, the data acquisition device 200 transmits a test signal to the device 300 to be tested through the detection module 110 and the second connection module 130, and receives a feedback signal of the device 300 to be tested. The data acquisition device 200 determines the audio test result of the device under test 300 by comparing the test signal with the feedback signal. If the test signal received by the data acquisition device 200 is consistent with the feedback signal, the audio function of the device 300 to be tested is normal; otherwise, the audio function of the device under test 300 is abnormal. The situation of audio test when the device 300 to be tested is abnormal is avoided, so that the phenomenon that the audio automatic test method has a test blind area is solved, and the test reliability of the device 300 to be tested is improved.
In some embodiments, referring to fig. 1 and 3, the present application further provides an audio detection system, which includes a data acquisition device 200, an audio detection device 400 as in the above embodiments, and a device under test 300. The data acquisition device 200 comprises a data acquisition card 210 and a control device 220, wherein the data acquisition card 210 is used for sending a test signal, and the data acquisition card 210 is connected with the control device 220; one end of the audio detection device 400 is used for being electrically connected with the data acquisition card 210; the device under test 300 is connected to the other end of the audio detection device 400 for generating a feedback signal. The control device 220 is configured to perform an audio test on the device under test 300 according to the test signal and the feedback signal.
Specifically, the receiving unit 121 of the audio detecting apparatus 400 is electrically connected to the MIC interface of the data acquisition card 210, and the transmitting unit 122 of the audio detecting apparatus 400 is electrically connected to the SPK port of the data acquisition card 210. In some specific embodiments, the data acquisition device 200 controls the data acquisition card 210 to send a test signal, the receiving unit 121 receives the test signal sent by the data acquisition device 200, the detecting module 110 detects the working state of the device 300 under test, when the device 300 under test has an audio bias voltage, the first detecting unit 111 is turned on, and generates a corresponding detection signal according to the working state of the device 300 under test, the second detecting unit 112 is turned on according to the detection signal, the second connecting module 130 transmits the test signal to the device 300 under test, and receives a feedback signal sent by the device 300 under test. The transmitting unit transmits the received feedback signal to the data acquisition card 210, and the control device 220 determines an audio test result of the device 300 under test by comparing the test signal and the feedback signal to the device 300 under test. If the test signal output by the data acquisition card 210 is consistent with the feedback signal output by the device 300 to be tested, the audio function of the device 300 to be tested is normal; otherwise, the audio function of the device under test 300 is abnormal.
The embodiments of the present application have been described in detail with reference to the accompanying drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present application. Furthermore, embodiments of the application and features of the embodiments may be combined with each other without conflict.
Claims (8)
1. The audio detection circuit, its characterized in that, audio detection circuit is used for being connected with data acquisition equipment and equipment to be tested respectively, data acquisition equipment is used for right equipment to be tested carries out audio test, audio detection circuit includes:
the first connection module is used for being electrically connected with the data acquisition equipment;
the second connecting module is used for being respectively and electrically connected with the other ends of the equipment to be detected and the detection module;
the detection module is electrically connected with the first connection module at one end; the detection module is used for detecting the working state of the equipment to be detected and conducting or switching off according to the working state; the detection module comprises: the first detection unit is electrically connected with the second connection module and is used for generating a detection signal according to the working state; the second detection unit is respectively and electrically connected with the first detection unit, the first connection module and the second connection module and is used for being turned on or turned off according to the detection signals;
wherein the first connection module includes:
the receiving unit is respectively and electrically connected with the data acquisition equipment and the second detection unit and is used for receiving the test signals;
the sending unit is respectively and electrically connected with the data acquisition equipment and the second connection module and is used for receiving feedback signals;
the data acquisition equipment is used for carrying out audio testing on the equipment to be tested according to the test signal and the feedback signal.
2. The audio detection circuit of claim 1, wherein the first detection unit comprises:
one end of the first resistor is electrically connected with the second connection module;
one end of the second resistor is electrically connected with the other end of the first resistor;
the grid electrode of the MOS tube is respectively and electrically connected with the other end of the first resistor and one end of the second resistor, the source electrode of the MOS tube is electrically connected with the other end of the second resistor, and the drain electrode of the MOS tube is electrically connected with the second detection unit.
3. The audio detection circuit of claim 2, wherein the first detection unit further comprises:
and one end of the first capacitor is electrically connected with one end of the first resistor, and the other end of the first capacitor is electrically connected with the other end of the second resistor.
4. An audio detection circuit according to any one of claims 1 to 3, wherein the second detection unit comprises:
and the relay is respectively and electrically connected with the first detection unit, the first connection module and the second connection module.
5. The audio detection circuit of claim 4, wherein the second detection unit further comprises:
and the diode is respectively and electrically connected with the first detection unit and the relay.
6. An audio detection circuit according to any one of claims 1 to 3, further comprising:
and the second capacitor is respectively and electrically connected with the second connection module and the second detection unit.
7. An audio detection apparatus, comprising: an audio detection circuit as claimed in any one of claims 1 to 6.
8. An audio detection system, comprising:
the data acquisition device comprises a data acquisition card and control equipment, wherein the data acquisition card is used for sending a test signal and is connected with the control equipment;
the audio detection device of claim 7, wherein one end of the audio detection device is used for being electrically connected with the data acquisition card;
the device to be tested is connected with the other end of the audio detection device and used for generating a feedback signal;
the control device is used for carrying out audio test on the device to be tested according to the test signal and the feedback signal.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595300A (en) * | 2012-02-13 | 2012-07-18 | 深圳市理邦精密仪器股份有限公司 | Apparatus for detecting faults of loudspeakers and loudspeaker system |
| JP2016139851A (en) * | 2015-01-26 | 2016-08-04 | パイオニア株式会社 | Off-set voltage monitoring device and off-set voltage monitoring method |
| CN205754860U (en) * | 2016-07-01 | 2016-11-30 | 上海移远通信技术股份有限公司 | GSM audio test system |
| CN110166923A (en) * | 2019-05-30 | 2019-08-23 | 厦门盈趣科技股份有限公司 | Audio frequency apparatus test macro and method |
| 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 |
| CN211089976U (en) * | 2019-02-20 | 2020-07-24 | 广州视源电子科技股份有限公司 | Audio parameter detection device and audio analyzer |
| CN112637751A (en) * | 2020-12-21 | 2021-04-09 | 龙尚科技（上海）有限公司 | Voice module test circuit, method, device and storage medium |
-
2021
- 2021-09-22 CN CN202111104924.2A patent/CN113766410B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595300A (en) * | 2012-02-13 | 2012-07-18 | 深圳市理邦精密仪器股份有限公司 | Apparatus for detecting faults of loudspeakers and loudspeaker system |
| JP2016139851A (en) * | 2015-01-26 | 2016-08-04 | パイオニア株式会社 | Off-set voltage monitoring device and off-set voltage monitoring method |
| CN205754860U (en) * | 2016-07-01 | 2016-11-30 | 上海移远通信技术股份有限公司 | GSM audio test system |
| CN211089976U (en) * | 2019-02-20 | 2020-07-24 | 广州视源电子科技股份有限公司 | Audio parameter detection device and audio analyzer |
| CN110166923A (en) * | 2019-05-30 | 2019-08-23 | 厦门盈趣科技股份有限公司 | Audio frequency apparatus test macro and method |
| 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 |
| CN112637751A (en) * | 2020-12-21 | 2021-04-09 | 龙尚科技（上海）有限公司 | Voice module test circuit, method, device and storage medium |
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