WO2023125188A1 - Audio signal adapter structure, identification method and audio signal transmission system - Google Patents

Audio signal adapter structure, identification method and audio signal transmission system Download PDF

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Publication number
WO2023125188A1
WO2023125188A1 PCT/CN2022/140635 CN2022140635W WO2023125188A1 WO 2023125188 A1 WO2023125188 A1 WO 2023125188A1 CN 2022140635 W CN2022140635 W CN 2022140635W WO 2023125188 A1 WO2023125188 A1 WO 2023125188A1
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Prior art keywords
plug
resistor
terminal
microphone
audio signal
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PCT/CN2022/140635
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French (fr)
Chinese (zh)
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邓刚
赵宏亮
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深圳市长丰影像器材有限公司
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Publication of WO2023125188A1 publication Critical patent/WO2023125188A1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/58—Contacts spaced along longitudinal axis of engagement
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R31/00—Coupling parts supported only by co-operation with counterpart
    • H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter

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  • Embodiments of the present application provide an audio signal transfer structure, an identification method, and an audio signal transmission system, so that the audio signal transfer structure simultaneously satisfies two different audio signal transmission line sequences, reduces production costs, and improves ease of use.
  • the second plug is electrically connected to the second end of the connection board through the connection wire;
  • the first plug is used to connect to an audio device, and the second plug is connected to an external terminal device; or, the first plug is used to connect to the external terminal device, and the second plug is used to connect to the audio equipment;
  • FIG. 8 is a schematic flowchart of another method for identifying an audio signal transfer structure provided by an embodiment of the present application.
  • the second end includes a second left channel connection terminal 1045, a second right channel connection terminal 1046, a second microphone connection terminal 1047 and a second ground connection terminal 1048;
  • the second microphone connection terminal 1047 is connected to the second end of the first resistor R1 with a first capacitor C1 and/or the first microphone connection terminal 1043 is connected to the first end of the sixth resistor R6
  • the second capacitor C2 is used to avoid filtering and interference in the audio signal transmission process.
  • FIG. 6 is a schematic flowchart of a method for identifying an audio signal transfer structure provided by an embodiment of the present application. As shown in Figure 6, applied to the audio signal transmission system described in any of the above, the identification method includes:
  • the central processor of the external terminal equipment judges whether the first plug or the second plug implements the national standard, and when the first plug or the second plug implements the national standard, the central processor of the external terminal equipment reports whether the first plug or the second plug implements the national standard.
  • the second plug can implement the national standard.
  • the central processing unit of the external terminal device performs an impedance test on the first plug or the second plug.
  • the embodiment of the present application provides an identification method for the audio signal transfer structure, so that the external terminal device can judge the inserted first plug or the second plug and the international standard and the international standard, and ensure the normal and effective transmission of the audio signal.

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Abstract

Disclosed in the embodiments of the present application are an audio signal adapter structure, an identification method and an audio signal transmission system. The audio signal adapter structure comprises a first plug, a second plug, a connecting wire and a connecting board. The first plug is electrically connected to a first end of the connecting board by means of the connecting wire. The second plug is electrically connected to a second end of the connecting board by means of the connecting wire. The first plug is used for being connected to an audio device, and the second plug is used for being connected to an external terminal device; alternatively, the first plug is used for being connected to the external terminal device, and the first plug is used for being connected to the audio device. The first plug comprises a first grounding terminal and a first microphone terminal, and the second plug comprises a second microphone terminal and a second grounding terminal. The arrangement positions of the first grounding terminal and the second grounding terminal are different, and the arrangement positions of the first microphone terminal and the second microphone terminal are different.

Description

一种音频信号转接结构、识别方法以及音频信号传输系统An audio signal transfer structure, identification method and audio signal transmission system
本申请要求在2021年12月31日提交中国专利局、申请号为202111673052.1的中国专利申请的优先权，该申请的全部内容通过引用结合在本申请中。This application claims priority to a Chinese patent application with application number 202111673052.1 filed with the China Patent Office on December 31, 2021, the entire contents of which are incorporated herein by reference.
技术领域technical field
本申请实施例涉及音频转接线技术领域，例如涉及一种音频信号转接结构、识别方法以及音频信号传输系统。The embodiments of the present application relate to the technical field of audio switching cables, for example, to an audio signal switching structure, an identification method, and an audio signal transmission system.
背景技术Background technique
随着科技的发展，电子智能产品在人们生活着扮演着重要的角色，随着电子智能产品多样化的普及，出现了多种多样连接线标准，其中音频连接线作为一种传输声音信号的线缆，往往一种音频连接线只能满足一种标准，功能单一，由于多种标准之间不能兼容，需要多根转接线实现不同连接功能，造成了资源浪费，增加制造成本，使用智能产品受到了极大的限制，给生活中带来了不便和烦恼。With the development of science and technology, electronic smart products play an important role in people's lives. With the diversification and popularization of electronic smart products, a variety of cable standards have emerged, among which audio cable is used as a line for transmitting sound signals. Usually, an audio connection cable can only meet one standard and has a single function. Due to the incompatibility between multiple standards, multiple transfer cables are required to achieve different connection functions, resulting in waste of resources and increased manufacturing costs. The use of smart products is restricted. It has imposed great restrictions and brought inconvenience and troubles to life.
发明内容Contents of the invention
本申请实施例提供一种音频信号转接结构、识别方法以及音频信号传输系统，以使音频信号转接结构同时满足两种不同的音频信号传输线序，降低制作成本，提高使用便捷性。Embodiments of the present application provide an audio signal transfer structure, an identification method, and an audio signal transmission system, so that the audio signal transfer structure simultaneously satisfies two different audio signal transmission line sequences, reduces production costs, and improves ease of use.
第一方面，本申请实施例提供了一种音频信号转接结构，包括：第一插头、第二插头、连接线和连接板；In the first aspect, the embodiment of the present application provides an audio signal transfer structure, including: a first plug, a second plug, a connecting wire and a connecting plate;
所述第一插头通过所述连接线与所述连接板的第一端电连接；The first plug is electrically connected to the first end of the connecting board through the connecting wire;
所述第二插头通过所述连接线与所述连接板的第二端电连接；The second plug is electrically connected to the second end of the connection board through the connection wire;
所述第一插头用于连接音频设备，所述第二插头连接用于外部终端设备；或者，所述第一插头用于连接所述外部终端设备，所述第二插头用于连接所述音频设备；The first plug is used to connect to an audio device, and the second plug is connected to an external terminal device; or, the first plug is used to connect to the external terminal device, and the second plug is used to connect to the audio equipment;
所述第一插头包括第一接地端子和第一麦克风端子，所述第二插头包括第二麦克风端子和第二接地端子；所述第一接地端子和所述第二接地端子的设置位置不同，所述第一麦克风端子和所述第二麦克风端子的设置位置不同。The first plug includes a first ground terminal and a first microphone terminal, and the second plug includes a second microphone terminal and a second ground terminal; the setting positions of the first ground terminal and the second ground terminal are different, The positions of the first microphone terminal and the second microphone terminal are different.
第二方面，本申请实施例还提供了一种音频信号传输系统，包括第一方面所述的音频信号转接结构，还包括音频设备和外部终端设备；In the second aspect, the embodiment of the present application also provides an audio signal transmission system, including the audio signal transfer structure described in the first aspect, and also includes audio equipment and external terminal equipment;
所述第一插头与所述音频设备连接，所述第二插头与所述外部终端设备连接；或者，所述第一插头与所述外部终端设备连接，所述第二插头与所述音频设备连接。The first plug is connected to the audio device, and the second plug is connected to the external terminal device; or, the first plug is connected to the external terminal device, and the second plug is connected to the audio device connect.
第三方面，本申请实施例还提供了一种音频信号转接结构的识别方法，应用于第二方面所述的音频信号传输系统，所述识别方法包括：In the third aspect, the embodiment of the present application also provides an identification method of an audio signal transfer structure, which is applied to the audio signal transmission system described in the second aspect, and the identification method includes:
获取插入所述外部终端设备中所述第一插头或所述第二插头的插入信息；Acquire insertion information of the first plug or the second plug inserted into the external terminal device;
根据所述插入信息判断所述第一插头或所述第二插头的标准类型；judging the standard type of the first plug or the second plug according to the insertion information;
若确定所述第一插头执行国家标准，则所述第二插头执行国际标准；If it is determined that the first plug implements a national standard, then the second plug implements an international standard;
若确定所述第一插头执行国际标准，则所述第二插头执行国家标准。If it is determined that the first plug implements the international standard, then the second plug implements the national standard.
附图说明Description of drawings
图1为本申请实施例提供的一种音频信号转接结构的结构示意图；FIG. 1 is a schematic structural diagram of an audio signal switching structure provided by an embodiment of the present application;
图2为本申请实施例提供的一种连接电路的电路示意图；FIG. 2 is a schematic circuit diagram of a connection circuit provided by an embodiment of the present application;
图3为本申请实施例提供的另一种连接电路的电路示意图；FIG. 3 is a schematic circuit diagram of another connection circuit provided by the embodiment of the present application;
图4为本申请实施例提供的另一种连接电路的电路示意图；FIG. 4 is a schematic circuit diagram of another connection circuit provided by the embodiment of the present application;
图5为本申请实施例提供的一种音频信号传输系统的结构示意图；FIG. 5 is a schematic structural diagram of an audio signal transmission system provided by an embodiment of the present application;
图6为本申请实施例提供的一种音频信号转接结构的识别方法的流程示意图；FIG. 6 is a schematic flowchart of a method for identifying an audio signal transfer structure provided in an embodiment of the present application;
图7为本申请实施例提供的另一种音频信号转接结构的识别方法的流程示意图；FIG. 7 is a schematic flowchart of another method for identifying an audio signal transfer structure provided by an embodiment of the present application;
图8为本申请实施例提供的另一种音频信号转接结构的识别方法的流程示意图。FIG. 8 is a schematic flowchart of another method for identifying an audio signal transfer structure provided by an embodiment of the present application.
具体实施方式Detailed ways
图1为本申请实施例提供一种音频信号转接结构的结构示意图，如图1所示，音频信号转接结构100包括：第一插头101、第二插头102、连接线103和连接板104；第一插头101通过连接线103与连接板104的第一端电连接；第二插头102通过连接线103与连接板104的第二端电连接；第一插头101用于连接音频设备，第二插头102连接用于外部终端设备；或者，第一插头101用于 连接外部终端设备，第二插头102用于连接音频设备；第一插头101包括第一接地端子1011和第一麦克风端子1012，第二插头102包括第二接地端子1021和第二麦克风端子1022；第一接地端子1011和第二接地端子1021的设置位置不同，第一麦克风端子1012和第二麦克风端子1012的设置位置不同。FIG. 1 is a schematic structural diagram of an audio signal transfer structure provided by an embodiment of the present application. As shown in FIG. ; The first plug 101 is electrically connected to the first end of the connecting plate 104 through the connecting line 103; the second plug 102 is electrically connected to the second end of the connecting plate 104 through the connecting line 103; the first plug 101 is used to connect the audio equipment, the second Two plugs 102 are connected for external terminal equipment; or, the first plug 101 is used for connecting external terminal equipment, and the second plug 102 is used for connecting audio equipment; the first plug 101 includes a first ground terminal 1011 and a first microphone terminal 1012, The second plug 102 includes a second ground terminal 1021 and a second microphone terminal 1022; the first ground terminal 1011 and the second ground terminal 1021 have different positions, and the first microphone terminal 1012 and the second microphone terminal 1012 have different positions.
其中，第一插头101通过连接线103与连接板104的第一端电连接；第二插头102通过连接线103与连接板104的第二端电连接，第一插头101和第二插头102可以为尺寸包括2.5mm或3.5mm的至少一种，具体尺寸选择可以根据实际设计需求进行选择，本申请实施例不做具体限定。示例性的连接线103由外到内依次可以为环保聚氨基甲酸酯(Polyurethane，PU)外皮、多股铜线作为屏蔽、内层锡箔纸包裹屏蔽和直径小于1mm的内线，因此，使得连接线103表面无批锋，且音频信号转接结构100整体柔软度良好，便于连接线103的捆扎。第一插头101用于连接音频设备，第二插头102连接用于外部终端设备；或者，第一插头101用于连接外部终端设备，第二插头102用于连接音频设备，保证同一音频信号转接结构100进行音频设备和外部终端设备的音频信号的传输。第一插头101包括第一接地端子1011和第一麦克风端子1012，第二插头102包括第二接地端子1021和第二麦克风端子1022；第一接地端子1011和第二接地端子1021的设置位置不同，第一接地端子1011和第二接地端子1021均与接地端GND连接，第一麦克风端子1012和第二麦克风端子1022的设置位置不同，因此，使得第一插头101和第二插头102的结构不同，进而实现与不同的音频信号接口连接。Wherein, the first plug 101 is electrically connected to the first end of the connecting plate 104 through the connecting wire 103; the second plug 102 is electrically connected to the second end of the connecting plate 104 through the connecting wire 103, and the first plug 101 and the second plug 102 can The size includes at least one of 2.5 mm or 3.5 mm, and the specific size can be selected according to actual design requirements, which is not specifically limited in this embodiment of the present application. Exemplary connecting wire 103 can be environment-friendly polyurethane (Polyurethane, PU) outer sheath, multi-strand copper wire as shielding, inner tinfoil wrapping shielding and inner wire with a diameter of less than 1mm in order from outside to inside, so that the connection There is no batch front on the surface of the wire 103 , and the overall flexibility of the audio signal transfer structure 100 is good, which facilitates the bundling of the connecting wire 103 . The first plug 101 is used to connect audio equipment, and the second plug 102 is used to connect external terminal equipment; or, the first plug 101 is used to connect external terminal equipment, and the second plug 102 is used to connect audio equipment to ensure the same audio signal transfer The structure 100 performs transmission of audio signals of an audio device and an external terminal device. The first plug 101 includes a first ground terminal 1011 and a first microphone terminal 1012, and the second plug 102 includes a second ground terminal 1021 and a second microphone terminal 1022; the setting positions of the first ground terminal 1011 and the second ground terminal 1021 are different, Both the first ground terminal 1011 and the second ground terminal 1021 are connected to the ground terminal GND, and the positions of the first microphone terminal 1012 and the second microphone terminal 1022 are different, so that the structures of the first plug 101 and the second plug 102 are different, Furthermore, the interface connection with different audio signals is realized.
本申请实施例通过设置有第一插头、第二插头、连接线和连接板的音频信号转接结构，第一插头和第二插头分别连接音频设备和外部终端设备，第一插头和第二插头分别执行不同音频信号的传输标准，实现同一音频信号转接结构同时连接不同标准的设备，操作简单，且有效降低制作成本。In the embodiment of the present application, an audio signal transfer structure is provided with a first plug, a second plug, a connecting wire and a connecting board. The first plug and the second plug are respectively connected to an audio device and an external terminal device. The first plug and the second plug The transmission standards of different audio signals are implemented separately, and the same audio signal transfer structure is simultaneously connected to devices of different standards. The operation is simple and the production cost is effectively reduced.
不同标准可以包括第一标准和第二标准，其中第一标准可以指某个国家或地区的标准，第二标准可以为国际标准，本申请不进行具体限定。在以下实施例中以第一标准为国家标准，第二标准为国际标准为例进行说明。Different standards may include a first standard and a second standard, wherein the first standard may refer to a standard of a certain country or region, and the second standard may be an international standard, which is not specifically limited in this application. In the following embodiments, the first standard is a national standard and the second standard is an international standard as an example for illustration.
继续参考图1，例如，第一插头101依次包括第一左声道端子1013、第一右声道端子1014、第一接地端子1011和第一麦克风端子1012；第二插头102依次包括第二左声道端子1023、第二右声道端子1024、第二麦克风端子1022和第二接地端子1021；Continuing to refer to Fig. 1, for example, first plug 101 comprises first left channel terminal 1013, first right channel terminal 1014, first ground terminal 1011 and first microphone terminal 1012 in sequence; A channel terminal 1023, a second right channel terminal 1024, a second microphone terminal 1022 and a second ground terminal 1021;
或者，or,
第一插头101依次包括第一左声道端子1013、第一右声道端子1014、第一麦克风端子1012和第一接地端子1011；第二插头102依次包括第二左声道端子1023、第二右声道端子1024、第二接地端子1021和第二麦克风端子1022。The first plug 101 sequentially includes a first left channel terminal 1013, a first right channel terminal 1014, a first microphone terminal 1012 and a first ground terminal 1011; the second plug 102 includes a second left channel terminal 1023, a second The right channel terminal 1024 , the second ground terminal 1021 and the second microphone terminal 1022 .
其中，当第一插头101依次包括第一左声道端子1013、第一右声道端子1014、第一接地端子1011和第一麦克风端子1012，第一插头101可执行国家标准，可与配置有国家标准接口的音频设备或外部终端设备相连接；第二插头102依次包括第二左声道端子1023、第二右声道端子1024、第二麦克风端子1022和第二接地端子1021，第二插头102可执行国际标准，可与配置有国际标准接口的音频设备或外部终端设备相连接。Wherein, when the first plug 101 sequentially includes the first left channel terminal 1013, the first right channel terminal 1014, the first ground terminal 1011 and the first microphone terminal 1012, the first plug 101 can implement the national standard, and can be configured with The audio equipment of national standard interface or external terminal equipment are connected; 102 can implement international standards, and can be connected with audio equipment or external terminal equipment equipped with international standard interfaces.
第一插头101依次包括第一左声道端子1013、第一右声道端子1014、第一麦克风端子1012和第一接地端子1011，第一插头101可执行国际标准，可与配置有国际标准接口的音频设备或外部终端设备相连接；第二插头102依次包括第二左声道端子1023、第二右声道端子1024、第二接地端子1021和第二麦克风端子1022，第二插头102可执行国家标准，可与配置有国家标准接口的音频设备或外部终端设备相连接。The first plug 101 sequentially includes a first left channel terminal 1013, a first right channel terminal 1014, a first microphone terminal 1012 and a first ground terminal 1011, the first plug 101 can implement international standards, and can be configured with an international standard interface audio equipment or external terminal equipment; the second plug 102 sequentially includes a second left channel terminal 1023, a second right channel terminal 1024, a second ground terminal 1021 and a second microphone terminal 1022, and the second plug 102 can execute National standard, can be connected with audio equipment or external terminal equipment equipped with national standard interface.
图2为本申请实施例提供的一种连接电路的电路示意图，如图2所示，例如，连接板104包括连接电路；FIG. 2 is a schematic circuit diagram of a connection circuit provided in an embodiment of the present application. As shown in FIG. 2 , for example, the connection board 104 includes a connection circuit;
连接电路包括第一电阻R1、第二电阻R2、第三电阻R3、第四电阻R4、第五电阻R5、第六电阻R6、第七电阻R7和第八电阻R8；The connection circuit includes a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a seventh resistor R7 and an eighth resistor R8;
第一端包括第一左声道连接端子1041、第一右声道连接端子1042、第一麦克风连接端子1043和第一接地连接端子1044；The first end includes a first left channel connection terminal 1041, a first right channel connection terminal 1042, a first microphone connection terminal 1043 and a first ground connection terminal 1044;
第二端包括第二左声道连接端子1045、第二右声道连接端子1046、第二麦克风连接端子1047和第二接地连接端子1048；The second end includes a second left channel connection terminal 1045, a second right channel connection terminal 1046, a second microphone connection terminal 1047 and a second ground connection terminal 1048;
第一电阻R1的第一端与第一左声道连接端子1041电连接；第二电阻R2的第一端与第一右声道连接端子1042电连接；第一电阻R1的第二端分别与第二电阻R2的第二端、第三电阻R3的第一端和第二麦克风连接端子1047电连接；第二电阻R2的第二端分别与第三电阻R3的第一端和和第二麦克风连接端子1047电连接；第三电阻R3的第二端分别与第八电阻R8的第一端和接地端GND电连接；第八电阻R8的第二端与第二麦克风连接端子1047电连接；第四电阻R4的第一端分别与第一接地连接端子1044、第五电阻R5的第一端和接地端 GND电连接；第四电阻R4的第二端与第一麦克风连接端子1043电连接；第五电阻R5的第一端和接地端GND电连接；第五电阻R5的第二端分别与第一麦克风连接端子1043、第七电阻R7的第一端、第六电阻R6的第一端电连接；第七电阻R7的第一端和第六电阻R6的第一端均与第一麦克风连接端子1043电连接；第六电阻R6的第二端与第二左声道连接端子1045电连接；第七电阻R7的第二端与第二右声道连接端子1046电连接。The first end of the first resistor R1 is electrically connected to the first left channel connection terminal 1041; the first end of the second resistor R2 is electrically connected to the first right channel connection terminal 1042; the second end of the first resistor R1 is respectively connected to The second end of the second resistor R2, the first end of the third resistor R3 are electrically connected to the second microphone connection terminal 1047; the second end of the second resistor R2 is respectively connected to the first end of the third resistor R3 and the second microphone The connection terminal 1047 is electrically connected; the second end of the third resistor R3 is electrically connected to the first end of the eighth resistor R8 and the ground terminal GND; the second end of the eighth resistor R8 is electrically connected to the second microphone connection terminal 1047; The first ends of the four resistors R4 are respectively electrically connected to the first ground connection terminal 1044, the first end of the fifth resistor R5, and the ground terminal GND; the second end of the fourth resistor R4 is electrically connected to the first microphone connection terminal 1043; The first end of the fifth resistor R5 is electrically connected to the ground terminal GND; the second end of the fifth resistor R5 is respectively electrically connected to the first microphone connection terminal 1043, the first end of the seventh resistor R7, and the first end of the sixth resistor R6 The first end of the seventh resistor R7 and the first end of the sixth resistor R6 are electrically connected to the first microphone connection terminal 1043; the second end of the sixth resistor R6 is electrically connected to the second left channel connection terminal 1045; The second end of the seven resistors R7 is electrically connected to the second right channel connection terminal 1046 .
其中，示例性的，第一插头101依次包括的第一左声道端子1013、第一右声道端子1014、第一接地端子1011和第一麦克风端子1012，并分别与连接电路第一端的第一左声道连接端子1041、第一右声道连接端子1042、第一接地连接端子1044和第一麦克风连接端子1043对应电连接，第一插头101执行国家标准；第二插头102依次包括第二左声道端子1023、第二右声道端子1024、第二麦克风端子1022和第二接地端子1021，并分别与连接电路第二端的第二左声道连接端子1045、第二右声道连接端子1046、第二麦克风连接端子1047和第一接地连接端子1044对应电连接，第二插头102执行国际标准。Wherein, for example, the first plug 101 sequentially includes a first left channel terminal 1013, a first right channel terminal 1014, a first ground terminal 1011 and a first microphone terminal 1012, and are respectively connected to the first end of the connection circuit. The first left channel connection terminal 1041, the first right channel connection terminal 1042, the first ground connection terminal 1044 and the first microphone connection terminal 1043 are electrically connected, and the first plug 101 implements the national standard; the second plug 102 includes the second plug in turn. Two left channel terminals 1023, a second right channel terminal 1024, a second microphone terminal 1022 and a second ground terminal 1021 are respectively connected to the second left channel connection terminal 1045 and the second right channel connection terminal 1045 of the second end of the connection circuit The terminal 1046, the second microphone connection terminal 1047 and the first ground connection terminal 1044 are electrically connected, and the second plug 102 implements international standards.
第一电阻R1、第二电阻R2、第六电阻R6和第七电阻R7均用于音频信号传输的电阻，保证音频信号的传输效果；第三电阻R3、第四电阻R4、第五电阻R5和第八电阻R8均为检测电阻，用于检测第一插头101和第二插头102的插入状态。The first resistor R1, the second resistor R2, the sixth resistor R6 and the seventh resistor R7 are all used for audio signal transmission to ensure the transmission effect of the audio signal; the third resistor R3, the fourth resistor R4, the fifth resistor R5 and The eighth resistor R8 is a detection resistor for detecting the insertion status of the first plug 101 and the second plug 102 .
当音频信号的流向是从外部终端设备到音频设备时，音频信号由第一左声道连接端子1041经第一电阻R1流向第二麦克风连接端子1047；音频信号由第一右声道连接端子1042经第二电阻R2流向第二麦克风连接端子1047；此时，当第一插头101连接到具备国家标准接口的音频设备时，第二插头102连接到具备国际标准接口的外部终端设备时，音频信号转接结构100分别与音频设备和外部终端设备连接导通，音频信号转接结构100正常工作；当第一插头101连接到具备国际标准接口的音频设备时，第二插头102连接到具备国家标准接口的外部终端设备时，音频信号转接结构100分别与音频设备和外部终端设备连接不导通，音频信号转接结构100不工作。When the flow direction of the audio signal is from the external terminal equipment to the audio equipment, the audio signal flows from the first left channel connecting terminal 1041 to the second microphone connecting terminal 1047 through the first resistor R1; the audio signal flows from the first right channel connecting terminal 1042 Flow through the second resistor R2 to the second microphone connection terminal 1047; at this time, when the first plug 101 is connected to an audio device with a national standard interface, and when the second plug 102 is connected to an external terminal device with an international standard interface, the audio signal The transfer structure 100 is respectively connected to the audio equipment and the external terminal equipment, and the audio signal transfer structure 100 works normally; when the first plug 101 is connected to an audio device with an international standard interface, the second plug 102 is connected to an audio device with a national standard interface. When connecting to an external terminal device, the audio signal transfer structure 100 is not connected to the audio device and the external terminal device respectively, and the audio signal transfer structure 100 does not work.
当音频信号的流向是从音频设备到外部终端设备时，音频信号由第二左声道连接端子1045经第六电阻R6流向第一麦克风连接端子1043；音频信号由第二右声道连接端子1046经第七电阻R7流向第一麦克风连接端子1043；此时，当第二插头102连接到具备国际标准接口的外部终端设备时，第一插头101连 接到具备国家标准接口的音频设备，音频信号转接结构100分别与音频设备和外部终端设备连接导通，音频信号转接结构100正常工作；当时第二插头102连接到具备国家标准接口的外部终端设备时，第一插头101连接到具备国际标准接口的音频设备，音频信号转接结构100分别与音频设备和外部终端设备连接不导通，音频信号转接结构100不工作。只有音频信号转接结构100分别接通正确的国家标准接口和国际标准接口后，才会导通，并有音频信号经音频设备传出，进而流入外部终端设备，实现音频信号传输。When the flow direction of the audio signal is from the audio equipment to the external terminal equipment, the audio signal flows from the second left channel connection terminal 1045 to the first microphone connection terminal 1043 through the sixth resistor R6; the audio signal flows from the second right channel connection terminal 1046 It flows to the first microphone connection terminal 1043 through the seventh resistor R7; at this time, when the second plug 102 is connected to an external terminal device with an international standard interface, the first plug 101 is connected to an audio device with a national standard interface, and the audio signal is transferred to The connection structure 100 is respectively connected to the audio equipment and the external terminal equipment, and the audio signal transfer structure 100 works normally; when the second plug 102 is connected to the external terminal equipment with the national standard interface, the first plug 101 is connected to the external terminal equipment with the international standard interface. The audio equipment of the interface, the audio signal switching structure 100 is not connected to the audio equipment and the external terminal equipment respectively, and the audio signal switching structure 100 does not work. Only when the audio signal transfer structure 100 is respectively connected to the correct national standard interface and international standard interface, it will be turned on, and the audio signal will be sent out through the audio device, and then flow into the external terminal device to realize audio signal transmission.
图3为本申请实施例提供的另一种连接电路的电路示意图。图4为本申请实施例提供的另一种连接电路的电路示意图。如图3和图4所示，例如，第二麦克风连接端子1047与第一电阻R1的第二端之间连接有第九电阻R9或第一电容C1；FIG. 3 is a schematic circuit diagram of another connection circuit provided by the embodiment of the present application. FIG. 4 is a schematic circuit diagram of another connection circuit provided by the embodiment of the present application. As shown in FIG. 3 and FIG. 4, for example, a ninth resistor R9 or a first capacitor C1 is connected between the second microphone connection terminal 1047 and the second end of the first resistor R1;
和/或，第一麦克风连接端子1043与第六电阻R6的第一端之间连接第十电阻R10或第二电容C2。And/or, the tenth resistor R10 or the second capacitor C2 is connected between the first microphone connection terminal 1043 and the first end of the sixth resistor R6.
其中，示例性如图3所示，第二麦克风连接端子1047与第一电阻R1的第二端连接有第九电阻R9和/或第一麦克风连接端子1043与第六电阻R6的第一端之间连接第十电阻R10，此时为保证音频信号在音频信号转接结构100中的传输，第九电阻R9和第十电阻R10可以为零欧姆电阻(0R)，降低音频信号传输过程的阻抗干扰。示例性如图4所示，第二麦克风连接端子1047与第一电阻R1的第二端连接有第一电容C1和/或第一麦克风连接端子1043与第六电阻R6的第一端之间连接第二电容C2，避免在音频信号传输过程中起到一定的滤波作用，干扰现象。Wherein, as shown in FIG. 3 , the second microphone connection terminal 1047 is connected to the second end of the first resistor R1 with a ninth resistor R9 and/or between the first microphone connection terminal 1043 and the first end of the sixth resistor R6 The tenth resistor R10 is connected between them. At this time, in order to ensure the transmission of the audio signal in the audio signal transfer structure 100, the ninth resistor R9 and the tenth resistor R10 can be zero-ohm resistors (0R), reducing the impedance interference of the audio signal transmission process . Exemplarily as shown in Figure 4, the second microphone connection terminal 1047 is connected to the second end of the first resistor R1 with a first capacitor C1 and/or the first microphone connection terminal 1043 is connected to the first end of the sixth resistor R6 The second capacitor C2 is used to avoid filtering and interference in the audio signal transmission process.
继续参考图1，例如，第五电阻R5和第六电阻R6满足R5+R6＜200Ω；第五电阻R5和第七电阻R7满足R5+R7＜200Ω；第三电阻R3满足R3≤100Ω；第四电阻R4满足2.1Ω≤R4≤2.3KΩ；第八电阻R8满足2.1Ω≤R8≤2.3KΩ。Continuing to refer to FIG. 1, for example, the fifth resistor R5 and the sixth resistor R6 satisfy R5+R6<200Ω; the fifth resistor R5 and the seventh resistor R7 satisfy R5+R7<200Ω; the third resistor R3 satisfies R3≤100Ω; the fourth The resistor R4 satisfies 2.1Ω≤R4≤2.3KΩ; the eighth resistor R8 satisfies 2.1Ω≤R8≤2.3KΩ.
其中，一般音频设备的阻抗在低频最大，且低频的衰减要小于高频。阻抗匹配后可使音频设备分得的功率增大，音频设备自阻越小越好。音频设备自阻越小，音频设备越容易驱动，容易出声；音频设备自阻越大，音频设备不易驱动。音频设备的阻抗范围可以为16Ω-64Ω，进而控制音频信号转接结构100中R5+R6<200Ω，R5+R7<200Ω，2.1Ω≤R4≤2.3KΩ以及2.1Ω≤R8≤2.3KΩ，保证音频信号转接结构100内的音频信号的正常传输。Among them, the impedance of general audio equipment is the largest at low frequencies, and the attenuation of low frequencies is smaller than that of high frequencies. After impedance matching, the power shared by the audio equipment can be increased, and the smaller the self-impedance of the audio equipment, the better. The smaller the self-resistance of the audio device, the easier it is to drive the audio device and make sound; the larger the self-resistance of the audio device, the harder it is to drive the audio device. The impedance range of the audio equipment can be 16Ω-64Ω, and then control the audio signal transfer structure 100 in R5+R6<200Ω, R5+R7<200Ω, 2.1Ω≤R4≤2.3KΩ and 2.1Ω≤R8≤2.3KΩ, to ensure the audio Normal transmission of audio signals within the signal switching structure 100 .
图5为本申请实施例提供的一种音频信号传输系统的结构示意图。如图5 所示，音频信号传输系统200包括音频信号转接结构100，还包括音频设备201和外部终端设备202；第一插头101与音频设备201连接，第二插头102与外部终端设备202连接；或者，第一插头101与外部终端设备202连接，第二插头102与音频设备201连接。FIG. 5 is a schematic structural diagram of an audio signal transmission system provided by an embodiment of the present application. As shown in Figure 5, the audio signal transmission system 200 includes an audio signal transfer structure 100, and also includes an audio device 201 and an external terminal device 202; the first plug 101 is connected to the audio device 201, and the second plug 102 is connected to the external terminal device 202 or, the first plug 101 is connected to the external terminal device 202, and the second plug 102 is connected to the audio device 201.
其中，音频信号传输系统200主要是对音频信号输入输出的设备，通过音频信号转接结构100连接音频设备201和外部终端设备202。音频信号转接结构100包括第一插头101和第二插头102，第一插头101和第二插头102结构不同，但均能满足与音频设备201和外部终端设备202连接，满足音频设备201和外部终端设备202之间的音频信号传递。Among them, the audio signal transmission system 200 is mainly a device for inputting and outputting audio signals, and connects the audio device 201 and the external terminal device 202 through the audio signal switching structure 100 . The audio signal transfer structure 100 includes a first plug 101 and a second plug 102. The first plug 101 and the second plug 102 have different structures, but both can satisfy the connection with the audio device 201 and the external terminal device 202, and meet the requirements of the audio device 201 and the external terminal device. Audio signal transfer between terminal devices 202 .
例如，音频设备201包括麦克风设备和/或外置声卡；外部终端设备202包括相机、手机、电脑、耳放和调音台的至少一种。For example, the audio device 201 includes a microphone device and/or an external sound card; the external terminal device 202 includes at least one of a camera, a mobile phone, a computer, an earphone amplifier, and a mixer.
其中，音频设备201可以包括麦克风设备和/或外置声卡，例如无线麦克风。外部终端设备202可以包括相机、手机、电脑、耳放或调音台，用于实现音频信号的接收和传递。Wherein, the audio device 201 may include a microphone device and/or an external sound card, such as a wireless microphone. The external terminal device 202 may include a camera, a mobile phone, a computer, an earphone amplifier or a mixing console, and is used for receiving and transmitting audio signals.
图6为本申请实施例提供的一种音频信号转接结构的识别方法的流程示意图。如图6所示，应用于上述任意一项所述的音频信号传输系统，识别方法包括：FIG. 6 is a schematic flowchart of a method for identifying an audio signal transfer structure provided by an embodiment of the present application. As shown in Figure 6, applied to the audio signal transmission system described in any of the above, the identification method includes:
S101，获取插入外部终端设备中第一插头或第二插头的插入信息。S101. Acquire insertion information of a first plug or a second plug inserted into an external terminal device.
其中，由外部终端设备的中央处理器检测第一插头或第二插头的插入信息，示例性的，由于外部终端设备的检测引脚连接有上拉电阻，此时检测引脚为高电平，当第一插头插入时，第一插头的第一左声道端子与检测引脚的左声道接触点连接，由于第一左声道端子和第一接地端子连接，此时检测引脚相当于接地，此时检测引脚由高电平变为低电平，外部终端设备的中央处理器检测到电平变化，确定第一插头插入，第二插头插入外部终端设备时，同第一插头插入时原理相同，在此不做过多赘述。Wherein, the central processing unit of the external terminal device detects the insertion information of the first plug or the second plug. Exemplarily, since the detection pin of the external terminal device is connected with a pull-up resistor, the detection pin is at a high level at this time, When the first plug is inserted, the first left channel terminal of the first plug is connected to the left channel contact point of the detection pin. Since the first left channel terminal is connected to the first ground terminal, the detection pin is equivalent to Grounding, at this time, the detection pin changes from high level to low level, the central processor of the external terminal device detects the level change, and determines that the first plug is inserted, and when the second plug is inserted into the external terminal device, it is the same as the first plug. The principles are the same, and will not be repeated here.
S102，根据插入信息判断第一插头或第二插头的标准类型。S102. Determine the standard type of the first plug or the second plug according to the insertion information.
其中，第一插头或第二插头的标准类型包括国家标准和国际标准，国家标准的线序依次为左声道端、右声道端、接地端和麦克风端；国际标准的线序依次为左声道端、右声道端、麦克风端和接地端。Among them, the standard types of the first plug or the second plug include national standards and international standards. The line sequence of the national standard is the left channel terminal, the right channel terminal, the ground terminal and the microphone terminal in turn; the line sequence of the international standard is the left channel terminal and the microphone terminal. Channel terminal, right channel terminal, microphone terminal and ground terminal.
S103，若确定第一插头执行国家标准，则第二插头执行国际标准。S103. If it is determined that the first plug implements the national standard, then the second plug implements the international standard.
S104，若确定第一插头执行国际标准，则第二插头执行国家标准。S104. If it is determined that the first plug implements the international standard, then the second plug implements the national standard.
其中，当外部终端设备的中央处理器识别到插入外部终端设备的为第一插头，且第一插头可执行国家标准时，由于音频信号转接结构的第一插头和第二插头执行不同的标准，则插入音频设备的第二插头执行国际标准。同时，当外部终端设备的中央处理器识别到插入外部终端设备的为第二插头，且第二插头可执行国家标准时，由于音频信号转接结构的第一插头和第二插头执行不同的标准，则插入音频设备的第一插头执行国际标准。Wherein, when the central processor of the external terminal device recognizes that the plug inserted into the external terminal device is the first plug, and the first plug can implement the national standard, since the first plug and the second plug of the audio signal transfer structure implement different standards, Then insert the second plug of the audio equipment to implement the international standard. At the same time, when the central processor of the external terminal device recognizes that the plug inserted into the external terminal device is the second plug, and the second plug can implement the national standard, since the first plug and the second plug of the audio signal conversion structure implement different standards, Then the first plug inserted into the audio equipment implements the international standard.
本申请实施例通过提供的音频信号转接结构的识别方法，实现外部终端设备对插入的第一插头或第二插头的标准类型判断，保证音频信号的正常有效传输。The embodiment of the present application provides an identification method for the audio signal transfer structure to realize the judgment of the standard type of the inserted first plug or second plug by the external terminal device, so as to ensure the normal and effective transmission of the audio signal.
图7为本申请实施例提供的另一种音频信号转接结构的识别方法的流程示意图。如图7所示，识别方法包括：FIG. 7 is a schematic flowchart of another method for identifying an audio signal transfer structure provided by an embodiment of the present application. As shown in Figure 7, the identification methods include:
S201，获取插入外部终端设备中第一插头或第二插头的插入信息。S201. Acquire insertion information of a first plug or a second plug inserted into an external terminal device.
S202，根据插入信息判断第一插头或第二插头的结构类型。S202. Determine the structure type of the first plug or the second plug according to the insertion information.
其中，当第一插头或第二插头插入外部终端设备后，外部终端设备的中央处理器对第一插头或第二插头的结构类型进行判断，第一插头或第二插头的结构类型可以包括四节式插头。Wherein, when the first plug or the second plug is inserted into the external terminal device, the central processor of the external terminal device judges the structure type of the first plug or the second plug, and the structure type of the first plug or the second plug may include four Sectional plug.
S203，当第一插头或者第二插头为四节式插头时，继续执行根据插入信息判断第一插头或第二插头的标准类型的步骤。S203. When the first plug or the second plug is a four-section plug, continue to perform the step of judging the standard type of the first plug or the second plug according to the insertion information.
S204，当第一插头或者第二插头为三节式插头时，停止执行根据插入信息判断第一插头或第二插头的标准类型的步骤，并上报结构类型。S204. When the first plug or the second plug is a three-section plug, stop performing the step of judging the standard type of the first plug or the second plug according to the insertion information, and report the structure type.
其中，当外部终端设备的中央处理器识别到插入外部终端设备的为第一插头或第二插头为四节式插头时，则对第一插头或第二插头进行标准类型进行判断。当外部终端设备的中央处理器识别到插入外部终端设备的为第一插头或第二插头为三节式插头时，则停止对第一插头或第二插头的标准类型进行判断，由外部终端设备的中央处理器上报当前第一插头或第二插头的结构类型。Wherein, when the central processing unit of the external terminal device recognizes that the first plug or the second plug inserted into the external terminal device is a four-section plug, the standard type is judged on the first plug or the second plug. When the central processor of the external terminal device recognizes that the first plug or the second plug inserted into the external terminal device is a three-section plug, it stops judging the standard type of the first plug or the second plug, and the external terminal device The central processing unit reports the current structure type of the first plug or the second plug.
S205，根据插入信息判断第一插头或第二插头的标准类型。S205. Determine the standard type of the first plug or the second plug according to the insertion information.
S206，若确定第一插头执行国家标准，则第二插头执行国际标准。S206. If it is determined that the first plug implements the national standard, then the second plug implements the international standard.
S207，若确定第一插头执行国际标准，则第二插头执行国家标准。S207. If it is determined that the first plug implements the international standard, then the second plug implements the national standard.
本申请实施例通过提供的音频信号转接结构的识别方法，实现外部终端设备对插入的第一插头或第二插头的结构类型判断，保证音频信号的正常有效传输。The embodiment of the present application provides an identification method for the audio signal transfer structure to realize the judgment of the structure type of the inserted first plug or second plug by the external terminal device, so as to ensure the normal and effective transmission of the audio signal.
图8为本申请实施例提供的另一种音频信号转接结构的识别方法的流程示意图。如图8所示，识别方法包括：FIG. 8 is a schematic flowchart of another method for identifying an audio signal transfer structure provided by an embodiment of the present application. As shown in Figure 8, the identification methods include:
S301，获取插入外部终端设备中第一插头或第二插头的插入信息。S301. Acquire insertion information of a first plug or a second plug inserted into an external terminal device.
S302，根据插入信息判断第一插头或第二插头的标准类型。S302. Determine the standard type of the first plug or the second plug according to the insertion information.
S303，判断第一插头或第二插头是否执行国家标准。S303, judging whether the first plug or the second plug implements the national standard.
S304，基于第一插头或第二插头执行国家标准的判断结果，上报第一插头或第二插头执行国家标准。S304. Based on the judgment result that the first plug or the second plug implements the national standard, report that the first plug or the second plug implements the national standard.
S305，基于第一插头和第二插头未执行国家标准的判断结果，继续对第一插头或第二插头进行阻抗检测。S305. Based on the judgment result that the first plug and the second plug do not implement the national standard, continue to perform impedance detection on the first plug or the second plug.
其中，外部终端设备的中央处理器对第一插头或第二插头是否执行国家标准进行判断，当第一插头或第二插头执行国家标准时，则由外部终端设备的中央处理器上报第一插头或第二插头可以执行国家标准。当第一插头或第二插头未执行国家标准时，则由外部终端设备的中央处理器对第一插头或第二插头进行阻抗测试。Wherein, the central processor of the external terminal equipment judges whether the first plug or the second plug implements the national standard, and when the first plug or the second plug implements the national standard, the central processor of the external terminal equipment reports whether the first plug or the second plug implements the national standard. The second plug can implement the national standard. When the first plug or the second plug does not implement the national standard, the central processing unit of the external terminal device performs an impedance test on the first plug or the second plug.
S306，判断第一插头或第二插头的阻抗是否大于预设阻抗。S306. Determine whether the impedance of the first plug or the second plug is greater than a preset impedance.
S307，基于第一插头或第二插头的阻抗小于或等于预设阻抗的判断结果，上报第一插头或第二插头执行国际标准。S307. Based on the judgment result that the impedance of the first plug or the second plug is less than or equal to the preset impedance, report that the first plug or the second plug implements the international standard.
S308，基于第一插头或第二插头的阻抗大于预设阻抗的判断结果，上报第一插头或第二插头的阻抗大于预设阻抗。S308. Based on the judgment result that the impedance of the first plug or the second plug is greater than the preset impedance, report that the impedance of the first plug or the second plug is greater than the preset impedance.
其中，对第一插头或第二插头的增加一定的直流偏振电压，判断此时第一插头或第二插头的阻抗是否大于预设阻抗，当第一插头或第二插头的阻抗小于预设阻抗时，则由外部终端设备的中央处理器上报第一插头或第二插头可以执行国际标准。当第一插头或第二插头的阻抗大于预设阻抗时，则由外部终端设备的中央处理器上报第一插头或第二插头为高阻抗，第一插头或第二插头均不执行国家标准和国家标准，结束对第一插头或第二插头的判断。Wherein, adding a certain DC polarization voltage to the first plug or the second plug, judging whether the impedance of the first plug or the second plug is greater than the preset impedance at this time, when the impedance of the first plug or the second plug is smaller than the preset impedance , the central processor of the external terminal device reports that the first plug or the second plug can implement the international standard. When the impedance of the first plug or the second plug is greater than the preset impedance, the central processing unit of the external terminal device reports that the first plug or the second plug is high impedance, and neither the first plug nor the second plug implements the national standard and The national standard ends the judgment on the first plug or the second plug.
本申请实施例通过提供的音频信号转接结构的识别方法，实现外部终端设备对插入的第一插头或第二插头的国际标准和国际标准进行判断，并保证音频信号的正常有效传输。The embodiment of the present application provides an identification method for the audio signal transfer structure, so that the external terminal device can judge the inserted first plug or the second plug and the international standard and the international standard, and ensure the normal and effective transmission of the audio signal.
本申请提供的音频信号转接结构，音频信号转接结构包括：第一插头、第二插头、连接线和连接板；第一插头通过连接线与连接板的第一端电连接；第二插头通过连接线与连接板的第二端电连接；第一插头用于连接音频设备，第 二插头连接用于外部终端设备；或者，第一插头用于连接外部终端设备，第一插头用于连接音频设备；第一插头包括第一接地端子和第一麦克风端子，第二插头包括第二麦克风端子和第二接地端子；第一接地端子和第二接地端子的设置位置不同，第一麦克风端子和第二麦克风端子的设置位置不同。通过连续线和连接板同时连接两种不同的插头，满足不同设备的使用需求，实现音频信号传递，同时有效节约制作成本。The audio signal transfer structure provided by the present application, the audio signal transfer structure includes: a first plug, a second plug, a connection wire and a connection board; the first plug is electrically connected to the first end of the connection board through the connection wire; the second plug It is electrically connected to the second end of the connection board through a connecting wire; the first plug is used to connect to an audio device, and the second plug is used to connect to an external terminal device; or, the first plug is used to connect to an external terminal device, and the first plug is used to connect Audio equipment; the first plug includes a first ground terminal and a first microphone terminal, and the second plug includes a second microphone terminal and a second ground terminal; the setting positions of the first ground terminal and the second ground terminal are different, and the first microphone terminal and The setting position of the second microphone terminal is different. Two kinds of different plugs are connected at the same time through the continuous line and the connection board to meet the use requirements of different devices, realize audio signal transmission, and effectively save production costs.

Claims (10)

  1. 一种音频信号转接结构，包括：第一插头、第二插头、连接线和连接板；An audio signal transfer structure, comprising: a first plug, a second plug, a connecting wire and a connecting plate;
    所述第一插头通过所述连接线与所述连接板的第一端电连接；The first plug is electrically connected to the first end of the connecting board through the connecting wire;
    所述第二插头通过所述连接线与所述连接板的第二端电连接；The second plug is electrically connected to the second end of the connection board through the connection wire;
    所述第一插头用于连接音频设备，所述第二插头连接用于外部终端设备；或者，所述第一插头用于连接所述外部终端设备，所述第二插头用于连接所述音频设备；The first plug is used to connect to an audio device, and the second plug is connected to an external terminal device; or, the first plug is used to connect to the external terminal device, and the second plug is used to connect to the audio equipment;
    所述第一插头包括第一接地端子和第一麦克风端子，所述第二插头包括第二麦克风端子和第二接地端子；所述第一接地端子和所述第二接地端子的设置位置不同，所述第一麦克风端子和所述第二麦克风端子的设置位置不同。The first plug includes a first ground terminal and a first microphone terminal, and the second plug includes a second microphone terminal and a second ground terminal; the setting positions of the first ground terminal and the second ground terminal are different, The positions of the first microphone terminal and the second microphone terminal are different.
  2. 根据权利要求1所述的音频信号转接结构，其中，所述第一插头依次包括第一左声道端子、第一右声道端子、所述第一接地端子和所述第一麦克风端子；所述第二插头依次包括第二左声道端子、第二右声道端子、所述第二麦克风端子和所述第二接地端子；The audio signal transfer structure according to claim 1, wherein the first plug sequentially includes a first left channel terminal, a first right channel terminal, the first ground terminal and the first microphone terminal; The second plug sequentially includes a second left channel terminal, a second right channel terminal, the second microphone terminal and the second ground terminal;
    或者，or,
    所述第一插头依次包括第一左声道端子、第一右声道端子、所述第一麦克风端子和所述第一接地端子；所述第二插头依次包括第二左声道端子、第二右声道端子、所述第二接地端子和所述第二麦克风端子。The first plug sequentially includes a first left channel terminal, a first right channel terminal, the first microphone terminal and the first ground terminal; the second plug sequentially includes a second left channel terminal, a first Two right channel terminals, the second ground terminal and the second microphone terminal.
  3. 根据权利要求2所述的音频信号转接结构，其中，所述连接板包括连接电路；The audio signal transfer structure according to claim 2, wherein the connecting board comprises a connecting circuit;
    所述连接电路包括第一电阻、第二电阻、第三电阻、第四电阻、第五电阻、第六电阻、第七电阻和第八电阻；The connection circuit includes a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor and an eighth resistor;
    所述第一端包括第一左声道连接端子、第一右声道连接端子、第一麦克风连接端子和第一接地连接端子；The first end includes a first left channel connection terminal, a first right channel connection terminal, a first microphone connection terminal and a first ground connection terminal;
    所述第二端包括第二左声道连接端子、第二右声道连接端子、第二麦克风连接端子和第二接地连接端子；The second end includes a second left channel connection terminal, a second right channel connection terminal, a second microphone connection terminal and a second ground connection terminal;
    所述第一电阻的第一端与所述第一左声道连接端子电连接；所述第二电阻的第一端与所述第一右声道连接端子电连接；所述第一电阻的第二端分别与所述第二电阻的第二端、所述第三电阻的第一端和所述第二麦克风连接端子电连接；所述第二电阻的第二端分别与所述第三电阻的第一端和和所述第二麦克风连接端子电连接；所述第三电阻的第二端分别与所述第八电阻的第一端和接地端电连接；所述第八电阻的第二端与所述第二麦克风连接端子电连接；所述第 四电阻的第一端分别与所述第一接地连接端子、所述第五电阻的第一端和接地端电连接；所述第四电阻的第二端与所述第一麦克风连接端子电连接；所述第五电阻的第一端和接地端电连接；所述第五电阻的第二端分别与所述第一麦克风连接端子、所述第七电阻的第一端、所述第六电阻的第一端电连接；所述第七电阻的第一端和所述第六电阻的第一端分别与所述第一麦克风连接端子电连接；所述第六电阻的第二端与所述第二左声道连接端子电连接；所述第七电阻的第二端与所述第二右声道连接端子电连接。The first end of the first resistor is electrically connected to the first left channel connection terminal; the first end of the second resistor is electrically connected to the first right channel connection terminal; The second end is electrically connected to the second end of the second resistor, the first end of the third resistor, and the second microphone connection terminal respectively; the second end of the second resistor is respectively connected to the third The first end of the resistor is electrically connected to the second microphone connection terminal; the second end of the third resistor is electrically connected to the first end of the eighth resistor and the ground end; the first end of the eighth resistor The two ends are electrically connected to the second microphone connection terminal; the first end of the fourth resistor is respectively electrically connected to the first ground connection terminal, the first end of the fifth resistor, and the ground end; The second end of the four resistors is electrically connected to the first microphone connection terminal; the first end of the fifth resistor is electrically connected to the ground end; the second end of the fifth resistor is respectively connected to the first microphone connection terminal , the first end of the seventh resistor and the first end of the sixth resistor are electrically connected; the first end of the seventh resistor and the first end of the sixth resistor are respectively connected to the first microphone The terminals are electrically connected; the second end of the sixth resistor is electrically connected to the second left channel connection terminal; the second end of the seventh resistor is electrically connected to the second right channel connection terminal.
  4. 根据权利要求3所述的音频信号转接结构，满足以下至少之一：According to the audio signal switching structure according to claim 3, at least one of the following is satisfied:
    所述第二麦克风连接端子与所述第一电阻的第二端之间连接有第九电阻或第一电容；和A ninth resistor or a first capacitor is connected between the second microphone connection terminal and the second end of the first resistor; and
    所述第一麦克风连接端子与所述第六电阻的第一端之间连接第十电阻或第二电容。A tenth resistor or a second capacitor is connected between the first microphone connection terminal and the first end of the sixth resistor.
  5. 根据权利要求3所述的音频信号转接结构，其中，所述第五电阻和所述第六电阻的和小于200Ω；所述第五电阻和所述第七电阻的和小于200Ω；所述第三电阻小于或等于100Ω；所述第四电阻大于或等于2.1Ω，且小于或等于2.3KΩ；所述第八电阻大于或等于2.1Ω，且小于或等于2.3KΩ。The audio signal transfer structure according to claim 3, wherein the sum of the fifth resistor and the sixth resistor is less than 200Ω; the sum of the fifth resistor and the seventh resistor is less than 200Ω; The third resistance is less than or equal to 100Ω; the fourth resistance is greater than or equal to 2.1Ω and less than or equal to 2.3KΩ; the eighth resistance is greater than or equal to 2.1Ω and less than or equal to 2.3KΩ.
  6. 一种音频信号传输系统，包括权利要求1所述的音频信号转接结构，还包括音频设备和外部终端设备；An audio signal transmission system, comprising the audio signal switching structure according to claim 1, further comprising audio equipment and external terminal equipment;
    所述第一插头与所述音频设备连接，所述第二插头与所述外部终端设备连接；或者，所述第一插头与所述外部终端设备连接，所述第二插头与所述音频设备连接。The first plug is connected to the audio device, and the second plug is connected to the external terminal device; or, the first plug is connected to the external terminal device, and the second plug is connected to the audio device connect.
  7. 根据权利要求6所述的音频信号传输系统，其中，所述音频设备包括麦克风设备和外置声卡中的至少之一；The audio signal transmission system according to claim 6, wherein the audio device comprises at least one of a microphone device and an external sound card;
    所述外部终端设备包括相机、手机、电脑、耳放和调音台的至少一种。The external terminal equipment includes at least one of a camera, a mobile phone, a computer, an earphone amplifier and a mixer.
  8. 一种音频信号转接结构的识别方法，应用于权利要求6所述的音频信号传输系统，所述识别方法包括：An identification method of an audio signal transfer structure, applied to the audio signal transmission system according to claim 6, the identification method comprising:
    获取插入外部终端设备中第一插头或第二插头的插入信息；Acquire insertion information of the first plug or the second plug inserted into the external terminal device;
    根据所述插入信息判断所述第一插头或所述第二插头的标准类型；judging the standard type of the first plug or the second plug according to the insertion information;
    响应于确定所述第一插头执行第一标准，所述第二插头执行第二标准；in response to determining that the first plug implements a first standard, the second plug implements a second standard;
    响应于确定所述第一插头执行所述第二标准，所述第二插头执行所述第一标准。In response to determining that the first plug complies with the second standard, the second plug complies with the first standard.
  9. 根据权利要求8所述的识别方法，所述根据所述插入信息判断所述第一插头或所述第二插头的标准类型之前，还包括，The identification method according to claim 8, before determining the standard type of the first plug or the second plug according to the insertion information, further comprising:
    根据所述插入信息判断所述第一插头或所述第二插头的结构类型；judging the structure type of the first plug or the second plug according to the insertion information;
    响应于确定所述第一插头或者所述第二插头为四节式插头，继续执行所述根据所述插入信息判断所述第一插头或所述第二插头的标准类型的步骤；In response to determining that the first plug or the second plug is a four-section plug, continue to execute the step of judging the standard type of the first plug or the second plug according to the insertion information;
    响应于确定所述第一插头或者所述第二插头为三节式插头，停止执行所述根据所述插入信息判断所述第一插头或所述第二插头的标准类型的步骤，并上报所述结构类型。In response to determining that the first plug or the second plug is a three-section plug, stop performing the step of judging the standard type of the first plug or the second plug according to the insertion information, and report the structure type.
  10. 根据权利要求8所述的识别方法，其中，The identification method according to claim 8, wherein,
    所述根据所述插入信息判断所述第一插头或所述第二插头的标准类型包括：The judging the standard type of the first plug or the second plug according to the insertion information includes:
    判断所述第一插头或所述第二插头是否执行所述第一标准；judging whether the first plug or the second plug implements the first standard;
    基于所述第一插头或所述第二插头执行所述第一标准的判断结果，上报所述第一插头或所述第二插头执行所述第一标准；Based on a judgment result that the first plug or the second plug implements the first standard, report that the first plug or the second plug implements the first standard;
    基于所述第一插头和所述第二插头未执行所述第一标准的判断结果，继续对所述第一插头或所述第二插头进行阻抗检测；Based on the judgment result that the first plug and the second plug do not implement the first standard, continue to perform impedance detection on the first plug or the second plug;
    判断所述第一插头或所述第二插头的阻抗是否大于预设阻抗；judging whether the impedance of the first plug or the second plug is greater than a preset impedance;
    基于所述第一插头或所述第二插头的阻抗小于或等于预设阻抗的判断结果，上报所述第一插头或所述第二插头执行所述第二标准；Reporting that the first plug or the second plug implements the second standard based on a judgment result that the impedance of the first plug or the second plug is less than or equal to a preset impedance;
    基于所述第一插头或所述第二插头的阻抗大于预设阻抗的判断结果，上报所述第一插头或所述第二插头的阻抗大于所述预设阻抗。Reporting that the impedance of the first plug or the second plug is greater than the preset impedance based on a judgment result that the impedance of the first plug or the second plug is greater than the preset impedance.
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