WO2014075639A1 - 一种耳机振子检测装置、系统和方法 - Google Patents
一种耳机振子检测装置、系统和方法 Download PDFInfo
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- WO2014075639A1 WO2014075639A1 PCT/CN2013/087341 CN2013087341W WO2014075639A1 WO 2014075639 A1 WO2014075639 A1 WO 2014075639A1 CN 2013087341 W CN2013087341 W CN 2013087341W WO 2014075639 A1 WO2014075639 A1 WO 2014075639A1
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- headset
- vibration amplitude
- axis
- vibrator
- control terminal
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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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1091—Details not provided for in groups H04R1/1008 - H04R1/1083
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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
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
- H04R29/002—Loudspeaker arrays
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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
- H04R5/00—Stereophonic arrangements
- H04R5/033—Headphones for stereophonic communication
Definitions
- the present invention relates to the field of earphone performance detection technologies, and in particular, to a headphone vibrator detecting device, system and method.
- the detection of the performance of the earphone includes the detection of the earphone vibrator, and mainly detects the magnitude of the vibration amplitude of the earphone vibrator.
- the vibration amplitude of the earphone vibrator should not be too large or too small, and it needs to be within a certain standard range.
- the detection of the earphone vibrator can only be determined by manual judgment, and the tester judges the quality of the earphone vibrator by experience.
- Such a manual detection mode requires not only a large amount of manpower to be invested, but also because of the individual experience, there is no uniform standard, and the quality of the product may be deviated.
- the existing earphone vibrator detection needs to be carried out manually, which has troublesome and laborious problems, and there are human factors, and the product quality cannot be uniformly guaranteed.
- the invention provides a headphone vibrator detecting device, system and method, which solve the problem that the existing earphone vibrator detection needs to be performed manually, which is laborious and laborious, and the product quality is not guaranteed.
- the present invention discloses a headphone vibrator detecting device, which is placed on a headset of a headset when detecting, the device comprising: an acceleration sensor and a signal conversion module connected to each other, wherein
- the acceleration sensor is configured to detect acceleration information of the headset when the specified audio is played, and convert the acceleration information into a voltage signal and output the signal to the signal conversion module;
- the signal conversion module is configured to convert the received voltage signal into a digital signal output, so that whether the vibration amplitude of the vibrator of the headset is qualified according to the output digital signal.
- the invention also discloses a headphone vibrator detecting system, comprising: a control terminal and the above-mentioned earphone vibrating detecting device, wherein the control terminal is connected with a signal converting module in the earphone vibrating detecting device;
- a control terminal configured to receive a digital signal output by the signal conversion module, calculate a vibration amplitude of the headset at the head according to the digital signal, and according to the vibration amplitude of the headset and the headset The relationship between the vibration amplitudes of the vibrators determines whether the vibration amplitude of the vibrator of the headphones is acceptable.
- the acceleration sensor is configured to detect acceleration information in the x, y, and z-axis directions of the headset when the specified audio is played, and convert the acceleration information in the x, y, and z-axis directions.
- a voltage signal corresponding to the x, y, and z axis directions is output to the signal conversion module;
- the signal conversion module is configured to convert the voltage signals in the x, y, and z axis directions into digital signals corresponding to the x, y, and z axis directions, and send the digital signals corresponding to the x, y, and z axis directions To the control terminal;
- the control terminal is configured to receive the digital signals corresponding to the x, y, and z axis directions output by the signal conversion module, and calculate the headwear corresponding to the headset according to the digital signals in the x, y, and z axis directions within the set time Vibration amplitude in the x, y, and z axis directions;
- the y-axis direction is a horizontal direction parallel to a line determined by the connection of the two earphone vibrators
- the x-axis direction is a horizontal direction perpendicular to a line determined by the connection of the two earphone vibrators;
- the z-axis direction is a vertical direction perpendicular to a line determined by the connection of the two earphone vibrators.
- control terminal is configured to: within the first specified range, the vibration amplitude of the x-axis at the calculated headwear, the vibration amplitude of the y-axis within the second specified range, and the vibration amplitude of the z-axis When it is within the third specified range, it is determined that the vibrator of the headset passes.
- control terminal is further configured to: when the calculated vibration amplitude of the y-axis at the headwear is greater than a maximum value of the second specified range and the vibration amplitude of the z-axis is smaller than a minimum value of the third specified range, It is determined that one of the vibrators of the headset is installed in reverse.
- the signal conversion module of the earphone vibrating detecting device is connected to the control terminal through a data line
- the signal conversion module of the earphone vibrating detecting device is connected to the control terminal in a wireless manner.
- the above system further includes a storage station for placing a headset to be tested;
- the storage tooling station comprises: a left side plate, a right side plate and a bottom plate, wherein the left side plate and the right side plate are respectively fixed on the bottom plate.
- the invention also discloses a method for detecting a headphone vibrator, the method comprising:
- the earphone vibrator detecting device converts the acceleration information at the head wear when the headset plays the specified audio into a digital signal, and then sends the information to the control terminal;
- the control terminal calculates the vibration amplitude of the headset at the head according to the digital signal, and judges according to the relationship between the vibration amplitude of the headset and the vibration amplitude of the vibrator of the headset. Whether the vibration amplitude of the vibrator of the headset is acceptable.
- the earphone vibrator detecting device converts the acceleration information at the head wear when the headset plays the designated audio into a digital signal, and then transmits the information to the control terminal, including: the earphone vibrator detecting device detects the headset playing the specified audio when wearing the headset.
- the acceleration information in the x, y, and z-axis directions converts the acceleration information in the x, y, and z-axis directions into corresponding digital signals in the x, y, and z-axis directions, and transmits the digital signals to the control terminal.
- the control terminal calculates the vibration amplitude of the headset at the head according to the digital signal, and judges according to the relationship between the vibration amplitude of the headset and the vibration amplitude of the vibrator of the headset. Whether the vibration amplitude of the vibrator of the headset is acceptable includes:
- the control terminal receives the digital signals corresponding to the x, y, and z-axis directions sent by the earphone vibrating device; and calculates the vibration amplitudes corresponding to the x, y, and z-axis directions of the headwear according to the digital signals;
- the vibration amplitude of the x-axis is within the first specified range
- the vibration amplitude of the y-axis is within the second specified range
- the vibration amplitude of the z-axis is within the third specified range
- the above further includes: determining one of the vibrators of the headphones when the calculated vibration amplitude of the y-axis at the headwear is greater than a maximum value of the second specified range and the vibration amplitude of the z-axis is smaller than a minimum value of the third specified range It was installed in reverse.
- the technical solution provided by the present invention provides an acceleration sensor on the head of the headset, and the acceleration sensor outputs the information of the detected acceleration to the signal conversion module, and converts the digital signal into a digital signal and sends it to the signal conversion module.
- the control terminal calculates the vibration amplitude of the headphone of the headset according to the received digital signals in the corresponding x, y and z-axis directions, and according to the vibration amplitude of the headphone of the headset
- the relationship between the vibration amplitudes of the vibrators of the headphones determines whether the vibration amplitude of the headphones vibrator is acceptable. And it is also possible to determine whether one of the vibrators of the headset is reversely installed according to the detected vibration amplitude of the headset.
- the technical solution provided by the invention does not make any modification to the product, and the vibration amplitude of the headwear can be calculated by detecting the acceleration of the headphone wearing part, and then deduced according to the relationship between the vibration amplitude of the headwear and the vibration amplitude of the earphone vibrator. Whether the vibration amplitude of the earphone vibrator is qualified, accurately determine the measurement result, improve the efficiency and effect of the detection, and avoid the situation that the measurement is not standard due to human judgment.
- FIG. 1 is a schematic structural view of a headphone vibrator detecting device according to the present invention.
- FIG. 2 is a schematic structural view of a headphone vibrator detecting system according to the present invention.
- FIG. 3 is a view showing a state of use of a headphone vibrator detecting system in the present invention.
- Figure 4 is a schematic view showing the vibration amplitude of the headwear when the headphone vibrator is properly installed
- Figure 5 is a schematic view showing the vibration amplitude of the headwear when one of the vibrators of the headset is reversely mounted;
- Figure 6 is a flow chart showing a method of detecting a headphone vibrator in the present invention.
- the principle of the invention is that the vibrator of the headset is installed in the left and right ear cups of the headset, and when the audio signal is input, the two vibrators vibrate in opposite directions in the horizontal direction, so that the headphone is arched.
- the head will move up and down.
- Headwear here refers to the part that connects the two earmuffs, also known as the headband.
- the vibrator will vibrate according to the input audio signal, and will drive the entire headset to vibrate, and the vibration at the head is the largest.
- the greater the vibration amplitude of the earphone vibrator the greater the vibration amplitude at the head wear.
- the greater the vibration amplitude at the head wear the greater the acceleration at the head wear, ie the acceleration at the head wear.
- the vibration amplitude of the vibrator is proportional. Therefore, in the present invention, the amplitude of the vibration of the headphone of the headphone is indirectly detected by detecting the acceleration at the head wear, and the vibration of the vibrator of the headphone is determined by the amplitude of the vibration at the head.
- the core of the invention is that the headset is placed on the loading platform for fixing the headset, and the earphone vibrating detecting device including the acceleration sensor and the signal conversion module is placed on the head of the headset.
- the acceleration sensor converts the collected acceleration information into a voltage.
- the signal is transmitted to the signal conversion module, and then the signal conversion module converts the voltage signal into a digital signal and transmits it to the control terminal.
- the control terminal determines the vibration amplitude of the headphone wearing head according to the digital signal, thereby determining the vibration condition of the vibrator of the headphone.
- the vibration amplitude of the headset oscillator is small; if the detected vibration amplitude of the headset is greater than the preset high threshold The vibration amplitude of the headset oscillator is too strong.
- a headphone vibrator detecting device for detecting whether a vibration amplitude of a vibrator of a headphone conforms to a standard, and when detecting, the device is placed on a headphone At the office.
- the headphone vibrator detecting device 201 includes: an acceleration sensor 101 and a signal conversion module 102 connected to each other. When detecting the vibrator of the headset, the device is placed at the head of the headset.
- the acceleration sensor 101 is configured to detect acceleration information of the headset when the specified audio is played, and convert the acceleration information into a voltage signal and output the signal to the signal conversion module 102.
- the signal conversion module 102 is configured to convert the received voltage signal into a digital signal output, so that whether the vibration amplitude of the vibrator of the headset is qualified according to the output digital signal.
- the headphone vibrator detecting device provided in the invention can detect the acceleration information of the headwear of the headphone, convert the detected acceleration information into a corresponding digital signal, and output the control so as to be connected thereto.
- the terminal can determine whether the vibration amplitude of the vibrator of the headset is qualified according to the digital signal.
- the invention also provides a headphone vibrator detecting system
- 2 is a schematic structural view of a headphone vibrator detecting system according to the present invention.
- the system includes a control terminal 202 and a headphone vibrator detecting device 201 shown in FIG.
- the control terminal 202 is connected to the signal conversion module 102 in the earphone vibrometer detecting device 201.
- the control terminal 202 is configured to receive the digital signal output by the signal conversion module 102, and determine whether the vibration amplitude of the vibrator of the headset is qualified according to the digital signal.
- FIG. 3 is a view showing a state of use of a headphone vibrator detecting system according to the present invention, as shown in FIG. 3, for convenience of description, an x-axis, a y-axis, and a z-axis direction are respectively defined, wherein the y-axis direction is with two headphones.
- the x-axis direction is the horizontal direction perpendicular to the line defined by the two earphone vibrators, that is, the x-axis and the y-axis are on the same horizontal plane and perpendicular to each other;
- the z-axis direction is The vertical direction of the straight line determined by the connection of the two earphone vibrators, that is, the z-axis is perpendicular to the horizontal plane determined by the x-axis and the y-axis.
- the earphone vibrometer detecting device 201 including the acceleration sensor 101 and the signal conversion module 102 is placed at the head of the headphone 204.
- the acceleration sensor 101 in the earphone vibrating detecting device 201 detects the acceleration information in the x, y, and z-axis directions of the headband when the specified audio is played by the headphone 204, and detects the acceleration information corresponding to the x, y, and z-axis directions.
- the voltage signals converted into the corresponding x, y, and z axis directions are output to the signal conversion module 102.
- the earphone vibrating detecting device 201 is placed in the center position of the arched head of the headphone 204.
- the input of the signal conversion module 102 is connected to the acceleration sensor 101, and the output thereof is connected to the control terminal 202.
- the signal conversion module 102 converts the voltage signals in the x, y, and z axis directions output by the acceleration sensor 101 into digital signals corresponding to the x, y, and z axis directions, and transmits the digital signals corresponding to the x, y, and z axis directions to the control. Terminal 202.
- the control terminal 202 is configured to receive digital signals corresponding to the x, y, and z axis directions output by the signal conversion module 102.
- the amplitude of the vibration of the headphone 204 in the corresponding x, y, and z-axis directions is calculated according to the digital signals in the x, y, and z-axis directions within the set period of time, respectively. Since the value of the acceleration is proportional to the amplitude of the vibration, the control terminal 202 can calculate the heads of the headphones 204 in x, y, and respectively according to the digital signals of the x, y, and z axes acquired for a certain period of time. The amplitude of the vibration in the z-axis direction.
- the control terminal 202 compares the calculated vibration amplitudes of the headphone 204 corresponding to the x-axis, the y-axis, and the z-axis direction respectively with the preset value range, and further It is judged whether the vibration condition of the vibrator of the headphone 204 is normal: the amplitude is within a normal value range, the amplitude is too large, or the amplitude is too small. This is because there is a correspondence between the vibration amplitude of the earphone vibrator and the vibration amplitude of the head. According to the correspondence, it is possible to estimate whether the vibration amplitude of the vibrator is within the acceptable oscillator amplitude range from the vibration amplitude of the head.
- the control terminal 202 is configured to determine the headphone 204 when the vibration amplitude of the x-axis is within the first specified range, the vibration amplitude of the y-axis is within the second specified range, and the vibration amplitude of the z-axis is within the third specified range.
- the vibrator is qualified.
- the first specified range, the second specified range, and the third specified range herein may be determined according to actual conditions. In other embodiments of the present invention, it is possible to determine whether the headphone 204 vibrator is amplitude-acceptable, over-amplitude, or weak in amplitude only by whether the vibration amplitude of the z-axis is within a third specified range.
- audio signals of the same frequency are input to a batch of headphones of the same model, and the first designated range, the second specified range, and the first specified range are determined for the same batch of headphones 204 according to actual conditions.
- the apparatus provided by the present invention can also be used to detect whether the vibrator of the headset 204 is reverse mounted. It should be noted that the reverse installation of the vibrator herein refers to the case where one of the two vibrators is reverse mounted.
- the control terminal 202 is further configured to determine that one of the vibrators of the headset 204 is determined when the vibration amplitude of the y-axis is greater than the maximum value of the second specified range and the vibration amplitude of the z-axis is less than the minimum value of the third specified range.
- Reverse installation Specifically, if the orientation of the one of the earphone vibrators is reversed, the acceleration in the y-axis direction detected by the acceleration sensor 101 becomes larger, and the acceleration in the z-axis direction becomes smaller.
- the y-axis direction calculated by the control terminal 202 is calculated. When the vibration amplitude becomes large and the vibration amplitude in the z-axis direction becomes small, it can be judged that one of the vibrators of the headphones 204 is reversely mounted.
- the signal conversion module 102 of the earphone vibrating detecting device 201 is connected to the control terminal 202 through a data line, such as the signal conversion module 102 and the control terminal 202 via a USB data line.
- the signal conversion module 102 of the earphone vibrating detecting device 201 is connected to the control terminal 202 in a wireless manner, and the signal conversion module 102 and the control terminal 202 can be connected by wireless means such as Bluetooth.
- the system further includes: a loading station 203 for placing the headset 204 to be detected.
- the loading station 203 includes a left side plate 2031, a right side plate 2032, and a bottom plate 2033.
- the left side plate 2031 and the right side plate 2032 are respectively fixed to the bottom plate 2033.
- the loading station 203 may further include an earphone positioning component for fixedly positioning each earphone to be tested.
- a symmetrical fixing member such as a groove design or a card slot or the like
- the position of the earphone vibrating detecting device 201 on the headphone head is positioned by a level. This ensures a uniform comparability of the data obtained for each test.
- the control terminal 202 can include a control button for controlling the opening or closing of the control terminal 202.
- the control terminal may further include an indicator light for indicating whether the earphone is qualified.
- the control terminal 202 after detecting a headset, controls the indicator light to issue corresponding indication information according to the result of the detection. For example, a flashing red light indicates that the detected transducer of the headset is unsatisfactory; a flashing green light indicates that the detected transducer of the headset is qualified, and the amplitude is too strong or too weak to be indicated by long light or blinking.
- the control terminal may further include a display screen for displaying the vibration amplitudes of the corresponding x-axis, y-axis, and z-axis directions calculated by the control terminal 202 according to the digital signals of the x, y, and z axes transmitted by the signal conversion module 102. Can also be used to display test results.
- an input 100HZ sine wave signal is taken as an example for detailed description.
- 4 is a schematic diagram of the vibration amplitude of the headwear when the headphone vibrator is installed correctly
- FIG. 5 is a schematic diagram of the vibration amplitude of the headwear when one of the vibrators of the headphone is reversely mounted.
- the uppermost waveform represents the amplitude of the vibration of the x-axis
- the middle waveform represents the vibration amplitude of the y-axis
- the lowermost waveform represents the vibration amplitude of the z-axis.
- the control terminal 202 calculates the amplitude of the vibration of the headset 204 in the corresponding x, y, and z-axis directions, respectively, based on the digital signals in the x, y, and z-axis directions over a period of 5 seconds.
- the maximum value of the vibration amplitude of the x-axis is 223, the maximum value of the vibration amplitude of the y-axis is 438, and the maximum value of the vibration amplitude of the z-axis is 2126.
- the maximum value of the vibration amplitude of the x-axis is 58, the maximum value of the vibration amplitude of the y-axis is 910, and the maximum value of the vibration amplitude of the z-axis is 826.
- the vibration amplitude of the z-axis is the largest, and the x-axis and the y-axis are slightly affected, and the vibration amplitude is small.
- the amplitude of the vibration of the z-axis is weakened, and the amplitude of the vibration of the y-axis is increased.
- the vibration amplitude of the vibration in the x-axis, y-axis, and z-axis directions of the headphone 204 of the normally mounted headphone 204 is within a specified range determines whether the vibration amplitude of the vibrator of the headphone 204 is too strong or too weak.
- the vibration amplitude of the x-axis is in the range of 200 to 300
- the vibration amplitude of the y-axis is in the range of 400 to 500
- the vibration amplitude of the z-axis is in the range of 2000 to 2400.
- the vibrator of the headset is qualified.
- the waveform diagrams shown in Figures 4 and 5 can be displayed by the display screen of the control terminal.
- the present invention also provides a method for detecting a headphone vibrator, which performs detection of a headphone vibrator by using the earphone vibrator detecting device provided by the present invention.
- FIG. 6 is a flow chart of a method for detecting a headphone vibrator according to the present invention. as shown in FIG.
- Step 601 placing the headset on the storage platform, placing the earphone vibrating device on the head of the headset, and connecting the earphone vibrating device to the control terminal.
- Step 602 The earphone vibrator detecting device converts the acceleration information at the head wear when the headset plays the designated audio into a digital signal, and then sends the information to the control terminal.
- Step 603 the control terminal calculates the vibration amplitude of the headset at the head according to the digital signal, and according to the vibration amplitude of the headset and the vibration amplitude of the vibrator of the headset. Relationship, determine whether the vibration amplitude of the vibrator of the headset is acceptable.
- the earphone vibrating detecting device converts the acceleration information at the head wear when the headphone plays the designated audio into a digital signal, and then sends the information to the control terminal, including: the earphone vibrator detecting device detects the headphones. Acceleration information in the x, y, and z-axis directions at the head when the specified audio is played, and the acceleration information in the x, y, and z-axis directions is converted into corresponding digital signals in the x, y, and z-axis directions, and then sent to the control. terminal;
- Determining, by the control terminal, whether the vibration amplitude of the vibrator of the headset is qualified according to the digital signal comprises: the control terminal receiving the digital signal corresponding to the x, y, and z axis directions sent by the earphone vibrometer detecting device; and respectively calculating the corresponding according to the digital signal Vibration amplitude in the x, y, and z axis directions;
- the vibration amplitude of the x-axis is within the first specified range
- the vibration amplitude of the y-axis is within the second specified range
- the vibration amplitude of the z-axis is within the third specified range
- the method provided by the present invention can also be used to detect whether the headphone vibrator has a case where one of the vibrators of the earphone is reversely mounted. Specifically, when the vibration amplitude of the y-axis is greater than the maximum value of the second specified range and the vibration amplitude of the z-axis is smaller than the minimum value of the third specified range, it is determined that one of the vibrators of the headphones is reversely mounted.
- the technical solution provided by the present invention provides an acceleration sensor at a headwear of the headset, and the acceleration sensor outputs information of the detected acceleration to the signal conversion module, and converts the signal into a digital signal and transmits the signal through the signal conversion module.
- the control terminal calculates the vibration of the head in the x, y and z axis directions according to the received digital signals in the corresponding x, y and z axis directions, according to the vibration amplitude of the headwear and the vibrator The relationship between the vibration amplitudes determines whether the vibration amplitude of the headphone vibrator is acceptable. And it is also possible to determine whether one of the vibrators of the earphone is reversely installed according to the calculated vibration amplitude of the headphone headset.
- the technical solution provided by the invention does not make any modification to the product, and can obtain the vibration amplitude of the earphone wearing part by detecting the acceleration of the earphone wearing position, and then judge whether the earphone vibrator is qualified according to the magnitude of the vibration amplitude of the earphone wearing part, and accurately determine
- the measurement results improve the efficiency and effectiveness of the test, and avoid the situation where the measurement is not standard due to human judgment.
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Abstract
Description
Claims (10)
- 一种耳机振子检测装置,其特征在于,在检测时该装置置于头戴式耳机的头戴处,该装置包括:相互连接的加速度传感器和信号转换模块,其中,加速度传感器,用于检测头戴式耳机播放指定音频时头戴处的加速度信息,并将加速度信息转换成电压信号输出给信号转换模块;信号转换模块,用于将所接收的电压信号转换成数字信号输出,使得能够根据所输出的数字信号判断头戴式耳机的振子的振动幅度是否合格。
- 一种耳机振子检测系统,其特征在于,该系统包括:控制终端和如权利要求1所述的耳机振子检测装置,控制终端与耳机振子检测装置中的信号转换模块相连;控制终端,用于接收信号转换模块输出的数字信号,根据该数字信号计算出头戴式耳机的头戴处的振动幅度,并根据头戴式耳机的头戴处的振动幅度与头戴式耳机的振子的振动幅度之间的关系,判断头戴式耳机的振子的振动幅度是否合格。
- 根据权利要求2所述的系统,其特征在于,所述加速度传感器,用于检测头戴式耳机播放指定音频时头戴处的x、y和z轴方向的加速度信息,将所述x、y和z轴方向的加速度信息转换成对应的x、y和z轴方向的电压信号输出给信号转换模块;所述信号转换模块,用于将所述x、y和z轴方向的电压信号转换为对应x、y和z轴方向的数字信号,将所述对应x、y和z轴方向的数字信号发送给控制终端;控制终端,用于接收信号转换模块输出的对应x、y和z轴方向的数字信号,根据设定时间内的x、y和z轴方向的数字信号分别计算头戴式耳机的头戴处对应x、y和z轴方向的振动幅度;其中,所述y轴方向为与两个耳机振子相连所确定的直线平行的水平方向;所述x轴方向为与两个耳机振子相连所确定的直线垂直的水平方向;所述z轴方向为与两个耳机振子相连所确定的直线垂直的竖直方向。
- 根据权利要求3所述的系统,其特征在于,所述控制终端,用于在计算得到的头戴处的x轴的振动幅度在第一指定范围内,y轴的振动幅度在第二指定范围内以及z轴的振动幅度在第三指定范围内时,判定头戴式耳机的振子合格。
- 根据权利要求3所述的系统,其特征在于,所述控制终端,进一步用于在计算得到的头戴处的y轴的振动幅度大于第二指定范围的最大值以及z轴的振动幅度小于第三指定范围的最小值时,判定头戴式耳机的其中一个振子被反向安装。
- 根据权利要求2所述的系统,其特征在于,所述耳机振子检测装置的信号转换模块通过数据线与所述控制终端相连,或者,所述耳机振子检测装置的信号转换模块通过无线方式与所述控制终端相连。
- 根据权利要求2至6任意一项所述的系统,其特征在于,所述系统还包括放置待检测的头戴式耳机的置物工装台;所述置物工装台包括:左侧板、右侧板和底板,左侧板和右侧板分别固定在底板上。
- 一种耳机振子检测方法,其特征在于,该方法包括:将头戴式耳机放置在置物工装台上,将耳机振子检测装置放置在所述头戴式耳机的头戴处,将所述耳机振子检测装置与控制终端相连接;耳机振子检测装置将头戴式耳机播放指定音频时头戴处的加速度信息转换成数字信号后发送给控制终端;控制终端根据所述数字信号计算出头戴式耳机的头戴处的振动幅度,并根据头戴式耳机的头戴处的振动幅度与头戴式耳机的振子的振动幅度之间的关系,判断头戴式耳机的振子的振动幅度是否合格。
- 根据权利要求8所述的方法,其特征在于,耳机振子检测装置将头戴式耳机播放指定音频时头戴处的加速度信息转换成数字信号后发送给控制终端包括:耳机振子检测装置检测头戴式耳机播放指定音频时头戴处的x、y和z轴方向的加速度信息,将所述x、y和z轴方向的加速度信息转换成对应的x、y和z轴方向的数字信号后发送给控制终端;控制终端根据所述数字信号计算出头戴式耳机的头戴处的振动幅度,并根据头戴式耳机的头戴处的振动幅度与头戴式耳机的振子的振动幅度之间的关系,判断头戴式耳机的振子的振动幅度是否合格包括:控制终端接收耳机振子检测装置发送的对应x、y和z轴方向的数字信号;根据所述数字信号分别计算头戴处对应x、y和z轴方向的振动幅度;在计算得到的头戴处的x轴的振动幅度在第一指定范围内,y轴的振动幅度在第二指定范围内以及z轴的振动幅度在第三指定范围内时,判定头戴式耳机的振子合格。
- 根据权利要求9所述的方法,其特征在于,该方法进一步包括:在计算得到的头戴处的y轴的振动幅度大于第二指定范围的最大值以及z轴的振动幅度小于第三指定范围的最小值时,判定头戴式耳机的其中一个振子被反向安装。
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