CN211718875U - Sound card device - Google Patents
Sound card device Download PDFInfo
- Publication number
- CN211718875U CN211718875U CN202020787621.XU CN202020787621U CN211718875U CN 211718875 U CN211718875 U CN 211718875U CN 202020787621 U CN202020787621 U CN 202020787621U CN 211718875 U CN211718875 U CN 211718875U
- Authority
- CN
- China
- Prior art keywords
- interface
- sound card
- plug
- chip
- card device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Circuit For Audible Band Transducer (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Headphones And Earphones (AREA)
Abstract
The utility model provides a sound card device for connect the microphone, luminescent light and plug have on the microphone, sound card device includes the interface, through the plug inserts audio signal's transmission is realized to the interface, a serial communication port, the luminescent light electricity is connected the plug, sound card device is still including detecting control circuit and power, it is used for when detecting to detect control circuit the plug inserts control during the interface the power switch-on the interface, so that the power does the luminescent light power supply. The utility model discloses can provide luminous required electric energy for the microphone.
Description
Technical Field
The utility model relates to a sound card technical field especially relates to a sound card device.
Background
The sound card (SoundCard), also called audio card (gang station called sound effect card), is the most basic component in computer multimedia system, and is a kind of hardware for implementing sound wave/digital signal interconversion. The basic function of a sound card is to convert an original sound signal from a microphone and output the converted signal to an acoustic device such as an earphone, a speaker, a loudspeaker, or a recorder, or to generate a sound of a synthesized musical instrument through a Musical Instrument Digital Interface (MIDI).
The microphone is used as a sound input device, which can realize the transmission of audio signals through an interface connected to a sound card through a plug, but the microphone cannot realize a light emitting function, and the effect is deficient when the microphone is applied to a special scene (such as live broadcasting). Even if the microphone can achieve the light-emitting effect, the electric energy is used for supplying power to the light-emitting lamp on the microphone through the power supply arranged on the microphone, and the microphone is not convenient to charge after the electric energy of the power supply is exhausted, and whether the microphone is connected with the sound card to work or not can not be judged through the microphone.
SUMMERY OF THE UTILITY MODEL
In view of the above, in order to solve one of the technical problems in the related art to a certain extent, it is necessary to provide a sound card device capable of providing the microphone with the electric power required for emitting light and easily determining whether the microphone is connected to the sound card successfully.
The utility model provides a sound card device for connect the microphone, luminescent light and plug have on the microphone, sound card device includes the interface, through the plug inserts audio signal's transmission is realized to the interface, the luminescent light electricity is connected the plug, sound card device is still including detecting control circuit and power, it is used for when detecting to detect control circuit the plug inserts control during the interface the power switch-on the interface, so that the power does the luminescent light power supply.
Further, the detection control circuit is used for controlling the power supply to be disconnected with the interface when the plug is detected to be pulled out of the interface.
Further, the power supply is used for providing 5V voltage for the light-emitting lamp.
Further, the detection control circuit comprises a first chip, a second chip, a third chip and a field effect transistor, wherein the first chip comprises a VCC pin, the second chip comprises a VDD pin, the VCC pin and the VDD pin are respectively connected with a source electrode and a drain electrode of the field effect transistor, the third chip is connected with a grid electrode of the field effect transistor, and when the plug is detected to be inserted into the interface, the source electrode is controlled by the third chip to be communicated with the drain electrode, so that the power supply is conducted with the interface.
Further, the field effect transistor is a P-shaped semiconductor field effect transistor.
According to the scheme, the plug of the microphone is inserted into the interface of the sound card device, transmission of audio signals is achieved, sound signals picked up by the microphone can be converted through the sound card device and then output to sound equipment such as an earphone, a loudspeaker and a recorder, or sound of a synthesized musical instrument is emitted through a digital interface of the music equipment.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a specific circuit diagram of the present invention.
The following detailed description of the invention will be further described in conjunction with the above-identified drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention. It is to be understood that the drawings are designed solely for the purposes of illustration and description and not as a definition of the limits of the invention. The connection relationships shown in the drawings are for clarity of description only and do not limit the manner of connection.
As shown in fig. 1, the present invention provides a sound card device 100, said sound card device 100 may include one or more interfaces 10, wherein one or more of said interfaces 10 is a conventional interface 10, that is, is used for connecting a microphone 200 to only realize the transmission of audio signals, wherein at least one of said interfaces 10 is a specific interface 10, that is, can realize the transmission of audio signals, and can realize the conduction of a power supply 30.
Specifically, one of the interfaces 10 of the sound card apparatus 100 is used to connect a microphone 200, the microphone 200 is provided with a light emitting lamp 210 and a plug 220, and the light emitting lamp 210 is electrically connected to the plug 220.
The sound card apparatus 100 further comprises a detection control circuit 20 and a power supply 30, wherein the detection control circuit 20 is configured to control the switch 40 between the power supply 30 and the interface 10 to be engaged to switch on the current path between the power supply 30 and the interface 10 when detecting that the plug 220 is inserted into the interface 10, so that the power supply 30 switches on the interface 10, so that the power supply 30 supplies power to the light emitting lamp 210, and control the switch 40 between the power supply 30 and the interface 10 to be disconnected to switch off the current path between the power supply 30 and the interface 10 when detecting that the plug 220 is pulled out of the interface 10.
In this embodiment, the power supply 30 is used to provide 5V to the light emitting lamp 210.
Specifically, as shown in fig. 2 and fig. 3, the detection control circuit 20 includes a first chip, a second chip, a third chip, and a field effect transistor, where the first chip and the second chip may be a header series chip, the third chip may be an NX2048 chip, and the field effect transistor may preferably be a P-shaped semiconductor field effect transistor.
First chip includes VCC pin, EDT pin, GND pin, ST pin, the second chip includes VDD pin, SW pin, GND pin and SY pin, VCC pin with the VDD pin is connected respectively field effect transistor's source electrode and drain electrode, the third chip is connected field effect transistor's grid, the VCC pin can be connected power 30, the VDD pin can be connected interface 10, when detecting 20 plug 220 inserts during interface 10, through the third chip control the source electrode with the drain electrode intercommunication, so that power 30 with interface 10 switches on.
The plug 220 of the microphone 200 is inserted into the interface 10 of the sound card device 100 to realize the transmission of audio signals, the sound signals picked up by the microphone 200 can be converted by the sound card device 100 and then output to sound equipment such as earphones, speakers, loud-speakers, and recorders, or the sound of a synthesized musical instrument is emitted through the music equipment digital interface 10, after the plug 220 is inserted into the interface 10, the detection control circuit 20 detects the presence of the plug 220, controls the power supply 30 to switch on the interface 10, realizes the electrical conduction between the power supply 30 and the light-emitting lamp 210 on the microphone 200, realizes the effect that the power supply 30 of the sound card device 100 supplies power to the light-emitting lamp 210 on the microphone 200, and can conveniently judge whether the microphone 200 is successfully connected with the sound card device 100 according to the light-emitting condition of the microphone 200, without the need to try a wheat or listen to the headset.
Throughout the description and claims of this application, the words "comprise/comprises" and the words "have/includes" and variations of these are used to specify the presence of stated features, values, steps or components but do not preclude the presence or addition of one or more other features, values, steps, components or groups thereof.
Some features of the invention, which are, for clarity, described in the context of separate embodiments, may also be provided in combination in a single embodiment. Conversely, certain features of the invention, which are, for brevity, described in the context of a single embodiment, may also be provided separately or in any suitable combination in different embodiments.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the present invention.
Claims (5)
1. The utility model provides a sound card device for connect the microphone, luminescent light and plug have on the microphone, sound card device includes the interface, through the plug inserts the transmission of audio signal is realized to the interface, a serial communication port, the luminescent light electricity is connected the plug, sound card device is still including detecting control circuit and power, it is used for when detecting to detect control circuit is used for when detecting the plug inserts control during the interface the power switch-on the interface, so that the power does the luminescent light power supply.
2. The sound card apparatus of claim 1, wherein the detection control circuit is configured to control the power source to disconnect from the interface when the plug is detected to be unplugged from the interface.
3. The sound card apparatus of claim 1, wherein the power supply is configured to provide 5V to the light emitting lamp.
4. The sound card device according to any of claims 1-3, wherein the detection control circuit comprises a first chip, a second chip, a third chip and a field effect transistor, the first chip comprises a VCC pin, the second chip comprises a VDD pin, the VCC pin and the VDD pin are respectively connected to a source and a drain of the field effect transistor, the third chip is connected to a gate of the field effect transistor, and when the plug is detected to be inserted into the interface, the third chip controls the connection between the source and the drain to conduct the power supply and the interface.
5. The sound card device of claim 4, wherein the field effect transistor is a P-shaped semiconductor field effect transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787621.XU CN211718875U (en) | 2020-05-13 | 2020-05-13 | Sound card device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787621.XU CN211718875U (en) | 2020-05-13 | 2020-05-13 | Sound card device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211718875U true CN211718875U (en) | 2020-10-20 |
Family
ID=72836423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020787621.XU Active CN211718875U (en) | 2020-05-13 | 2020-05-13 | Sound card device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211718875U (en) |
-
2020
- 2020-05-13 CN CN202020787621.XU patent/CN211718875U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102404665B (en) | A kind of earphone interface adaptive circuit | |
| US10659874B2 (en) | Audio I O headset plug and plug detection circuitry | |
| US9237401B2 (en) | Electronic devices with adjustable bias impedances and adjustable bias voltages for accessories | |
| CN103260105B (en) | A kind of method and apparatus utilizing the power supply of electronic equipment to power to ANC earphone | |
| CN101841588B (en) | Audio interface device and electronic device using same | |
| CN105848028B (en) | Earphone for charging for audio frequency apparatus and be audio frequency apparatus charging method | |
| CN201509235U (en) | Headphone detection circuit of mobile terminal and mobile terminal thereof | |
| WO2013155921A1 (en) | Method and electronic device for determining wire sequence of earphone | |
| US8750535B2 (en) | Communications headset power provision | |
| US8750534B2 (en) | Communications headset power provision | |
| US9774152B2 (en) | Forward and backward compatible 5 pole audio plug and jack system | |
| CN109922394B (en) | Bias voltage output circuit and drive circuit | |
| US20100166237A1 (en) | Single earphone for stereo and monaural audio devices | |
| US20220004352A1 (en) | Audio circuit, and device and control method related thereto | |
| CN102638745A (en) | Earphone compatible method and system for terminal equipment and interface circuit of terminal equipment | |
| KR20150045638A (en) | Earjack and electronic device having the same | |
| GB2502983A (en) | Electronic host device with flexible interface for accessory connection | |
| CN201898602U (en) | Passive sound box interface of mobile phone | |
| CN211718875U (en) | Sound card device | |
| JP3398699B2 (en) | Mobile terminal device | |
| KR20150107518A (en) | Electronic device having function for removing noise | |
| KR102515529B1 (en) | State detection device for use in an audio interface | |
| CN114071322A (en) | Wireless and wired input earphone differential conversion common-ground device and common-ground method thereof | |
| CN112511954A (en) | Stereo assembly and terminal equipment | |
| CN202721807U (en) | Earphone interface circuit and electronic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |