CN102647659B - Automatic multi-sound-channel output detection device and detection system with same - Google Patents
Automatic multi-sound-channel output detection device and detection system with same Download PDFInfo
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- CN102647659B CN102647659B CN201210110214.5A CN201210110214A CN102647659B CN 102647659 B CN102647659 B CN 102647659B CN 201210110214 A CN201210110214 A CN 201210110214A CN 102647659 B CN102647659 B CN 102647659B
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Abstract
The invention discloses an automatic multi-sound-channel output detection device and a detection system with same, wherein the system comprises a channel signal output device, the automatic multi-sound-channel output detection device and a signal waveform display; the sound channel signal output device is connected with the automatic multi-sound-channel output detection device; and the automatic multi-sound-channel output detection device and the signal waveform display are connected; according to the device and the system, the sound channel signal input can be automatically switched to be output to the waveform display without manual detection, thus improving the detection efficiency; a sound channel output wire is correspondingly connected onto an input end of the automatic detection device in advance, thus effectively solving the detection leakage problem; and waveforms can be displayed on the same display simultaneously, thus facilitating the comparison, and being capable of detecting defective products in which imbalance sound channels exist, and ensuring the product quality.
Description
Technical field
The present invention relates to a kind of multichannel output automatic detecting device and detection system thereof.
Background technology
Vehicle-mounted or domestic acoustics 5.1 sound channel and coaxial output detections are the crucial test indexs judging acoustic mass quality.Existing detection method is the waveform utilizing oscilloprobe to detect each output singly, and inefficiency also undetected phenomenon can occur sometimes; And need the preposition L channel of FL(that compares) and the preposition R channel of FR() (or the rearmounted L channel of RL() and the rearmounted R channel of RR()) waveform can not be simultaneously displayed on same screen, real time contrast can not draw the situation of each output.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The object of the present invention is to provide a kind of multichannel output automatic detecting device and detection system thereof, be intended to solve existing sound channel output detections technology can only detect one by one each output waveform, there will be detection leakage phenomenon, the sound channel output waveform of detection can not be simultaneously displayed on problem on same screen.
Technical scheme of the present invention is as follows:
A kind of multichannel output automatic detecting device, wherein, comprises shell, function button, status indicator lamp, signal input terminal, signal output terminal, power input terminal, circuit board, single-chip microcomputer and electronic switch:
Described circuit board, single-chip microcomputer and electronic switch are arranged in the enclosure; Described single-chip microcomputer and electronic switch are arranged on circuit boards;
Described function button and status indicator lamp are arranged on shell;
Described power input terminal is connected with circuit board;
Described electronic switch is connected with described single-chip microcomputer; Described electronic switch and signal input part sub-connection; Described electronic switch and signal output part sub-connection.
Described function button is all connected with single-chip microcomputer with status indicator lamp.
Described multichannel output automatic detecting device, wherein, described circuit board is printed circuit board (PCB).
Described multichannel output automatic detecting device, wherein, the model of described single-chip microcomputer is STC12C4052.
Described multichannel output automatic detecting device, wherein, the model of described electronic switch is CD4052.
Described multichannel output automatic detecting device, wherein, described signal input terminal arranges multiple as required.
Described multichannel output automatic detecting device, wherein, described function button comprises manual select button, automatically select button, switch speed regulates button and monolithic processor resetting button.
Described multichannel output automatic detecting device, wherein, described status indicator lamp comprises preposition L channel status indicator lamp, preposition R channel status indicator lamp, rearmounted L channel status indicator lamp, rearmounted R channel status indicator lamp, center channels status indicator lamp, mega bass sound channel status indicator lamp, SP coaxial state indicator light.
A kind of multichannel exports automatic checkout system, comprises sound channel signal output device and signal waveform display, it is characterized in that, also comprise the multichannel output automatic detecting device as described in above-mentioned any one;
Described sound channel signal output device is connected with multichannel output automatic detecting device; Described multichannel output automatic detecting device is connected with signal waveform display.
Described multichannel output automatic detecting device, wherein, described sound channel signal output device is sound equipment 5.1 sound channel and coaxially exports.
Described multichannel output automatic detecting device, wherein, described signal waveform display is oscilloscope.
Beneficial effect of the present invention: the present invention, by providing a kind of multichannel output automatic detecting device and detection system thereof, after this detection system completes line, can be automatically switched and export on waveform oscilloscope, without the need to artificial detection, improve detection efficiency; Sound channel output line has received the input of automatic detection device in advance accordingly, efficiently solves undetected problem; Waveform can be simultaneously displayed on same screen, convenient contrast, can detect that between sound channel, imbalance waits defective products, ensures product quality.
Accompanying drawing explanation
Fig. 1 is the structural representation that in the present invention, a kind of multichannel exports automatic checkout system.
Fig. 2 is the external structure schematic diagram of a kind of multichannel output automatic detecting device in the present invention.
Embodiment
For making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.
As shown in Figure 1, be the structural representation that this multichannel exports automatic checkout system.This multichannel exports automatic checkout system and comprises sound channel signal output device, multichannel output automatic detecting device and signal waveform display.The sound channel signal output of described sound channel signal output device is connected with the sound channel signal input of multichannel output automatic detecting device; The signal output part of described multichannel output automatic detecting device is connected with the input of signal waveform display.
The sound channel signal output of described sound channel signal output device arranges multiple according to actual needs; The sound channel signal input of described multichannel output automatic detecting device arranges multiple as required.
The display of signal waveform described in the present embodiment is oscilloscope.
The output device of sound channel signal described in the present embodiment is sound equipment 5.1 sound channel and coaxially exports; Described sound equipment 5.1 sound channel and coaxial output comprise the preposition L channel of FL() and the preposition R channel of FR(), the rearmounted L channel of RL() and the rearmounted R channel of RR(), C(center channels) and SW(mega bass sound channel), SP is coaxial.
The sound channel signal output of the output device of sound channel signal described in the present embodiment and the sound channel signal input of multichannel output automatic detecting device all arrange 7.
As shown in Figure 2, be the external structure schematic diagram of this multichannel output automatic detecting device.This multichannel output automatic detecting device comprises shell 1, function button 2, status indicator lamp 3, signal input terminal 4, signal output terminal 5, power input terminal 6.
Described function button 2 and status indicator lamp 3 are arranged on shell 1.
Described function button 2 comprises manual select button, automatically select button, switch speed regulates button and MCU monolithic processor resetting button.
Described status indicator lamp 3 comprises FL, FR, RL, RR, C, SW and SP 7 status indicator lamps.
Described multichannel output automatic detecting device also comprises the PCB be arranged in shell 1, STC12C4052 single-chip microcomputer and electronic switch CD4052.Described STC12C4052 single-chip microcomputer and electronic switch CD4052 are arranged in PCB.
Described electronic switch CD4052 is connected with described STC12C4052 single-chip microcomputer; Described electronic switch CD4052 is connected with signal input terminal 4; Described electronic switch CD4052 is connected with signal output terminal 5.
Described function button 2 is all connected with STC12C4052 single-chip microcomputer with status indicator lamp 3.
Described power input terminal 6 is connected with PCB.
The course of work that this multichannel exports automatic checkout system is as follows: provide the switch triggering level of certain speed to electronic switch by single-chip microcomputer, electronic switch is opened in order, and 5.1 sound channels and coaxial output signal that are connected on electronic switch input are chosen by twos, and then output to oscillographic CH1 and CH2 input, output waveform is presented on oscilloscope.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection range that all should belong to claims of the present invention.
Claims (10)
1. a multichannel output automatic detecting device, is characterized in that, comprises shell, function button, status indicator lamp, signal input terminal, signal output terminal, power input terminal, circuit board, single-chip microcomputer and electronic switch:
Described circuit board, single-chip microcomputer and electronic switch are arranged in the enclosure; Described single-chip microcomputer and electronic switch are arranged on circuit boards;
Described function button and status indicator lamp are arranged on shell;
Described power input terminal is connected with circuit board;
Described electronic switch is connected with described single-chip microcomputer; Described electronic switch and signal input part sub-connection; Described electronic switch and signal output part sub-connection;
Described function button is all connected with single-chip microcomputer with status indicator lamp: provide the switch triggering level of certain speed to electronic switch by single-chip microcomputer, electronic switch is opened in order, and 5.1 sound channels and coaxial output signal that are connected on electronic switch input are chosen by twos, and then output display.
2. multichannel output automatic detecting device according to claim 1, is characterized in that, described circuit board is printed circuit board (PCB).
3. multichannel output automatic detecting device according to claim 1, is characterized in that, the model of described single-chip microcomputer is STC12C4052.
4. multichannel output automatic detecting device according to claim 1, is characterized in that, the model of described electronic switch is CD4052.
5. multichannel output automatic detecting device according to claim 1, is characterized in that, described signal input terminal arranges multiple as required.
6. multichannel output automatic detecting device according to claim 1, is characterized in that, described function button comprises manual select button, automatically select button, switch speed regulates button and monolithic processor resetting button.
7. multichannel output automatic detecting device according to claim 1, it is characterized in that, described status indicator lamp comprises preposition L channel status indicator lamp, preposition R channel status indicator lamp, rearmounted L channel status indicator lamp, rearmounted R channel status indicator lamp, center channels status indicator lamp, mega bass sound channel status indicator lamp, SP coaxial state indicator light.
8. multichannel exports an automatic checkout system, comprises sound channel signal output device and signal waveform display, it is characterized in that, also comprise the multichannel output automatic detecting device as described in claim 1-7 any one;
Described sound channel signal output device is connected with multichannel output automatic detecting device; Described multichannel output automatic detecting device is connected with signal waveform display.
9. multichannel according to claim 8 exports automatic checkout system, and it is characterized in that, described sound channel signal output device is sound equipment 5.1 sound channel and coaxially exports.
10. multichannel according to claim 8 exports automatic checkout system, and it is characterized in that, described signal waveform display is oscilloscope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210110214.5A CN102647659B (en) | 2012-04-16 | 2012-04-16 | Automatic multi-sound-channel output detection device and detection system with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210110214.5A CN102647659B (en) | 2012-04-16 | 2012-04-16 | Automatic multi-sound-channel output detection device and detection system with same |
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| Publication Number | Publication Date |
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| CN102647659A CN102647659A (en) | 2012-08-22 |
| CN102647659B true CN102647659B (en) | 2014-12-31 |
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| CN201210110214.5A Expired - Fee Related CN102647659B (en) | 2012-04-16 | 2012-04-16 | Automatic multi-sound-channel output detection device and detection system with same |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109121061A (en) * | 2018-09-29 | 2019-01-01 | 惠州市德赛西威汽车电子股份有限公司 | A kind of volume output balance test system of main system of audio |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1822712A (en) * | 2005-12-19 | 2006-08-23 | 颜聪裕 | Digital decoding 5.1 sound track circulating sound system earphone |
| CN201290180Y (en) * | 2008-07-15 | 2009-08-12 | 固昌通讯股份有限公司 | Digital decode box and earphone with multi-acoustic-channel sound source format interpretation function |
| CN101697603A (en) * | 2009-03-02 | 2010-04-21 | 北京牡丹视源电子有限责任公司 | Method and device for measuring phase difference between left channel and right channel |
| CN202565466U (en) * | 2012-04-16 | 2012-11-28 | 广东好帮手电子科技股份有限公司 | Multichannel output automatic detection device and detection system thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19580412C1 (en) * | 1994-04-30 | 1998-10-22 | Deutsch Zentr Luft & Raumfahrt | Compensating for mutual interference between loudspeakers and acoustic distortion of room |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1822712A (en) * | 2005-12-19 | 2006-08-23 | 颜聪裕 | Digital decoding 5.1 sound track circulating sound system earphone |
| CN201290180Y (en) * | 2008-07-15 | 2009-08-12 | 固昌通讯股份有限公司 | Digital decode box and earphone with multi-acoustic-channel sound source format interpretation function |
| CN101697603A (en) * | 2009-03-02 | 2010-04-21 | 北京牡丹视源电子有限责任公司 | Method and device for measuring phase difference between left channel and right channel |
| CN202565466U (en) * | 2012-04-16 | 2012-11-28 | 广东好帮手电子科技股份有限公司 | Multichannel output automatic detection device and detection system thereof |
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