CN111464907A - Earphone assembly and audio charging wire - Google Patents
Earphone assembly and audio charging wire Download PDFInfo
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- CN111464907A CN111464907A CN202010294944.XA CN202010294944A CN111464907A CN 111464907 A CN111464907 A CN 111464907A CN 202010294944 A CN202010294944 A CN 202010294944A CN 111464907 A CN111464907 A CN 111464907A
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- input interface
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- 230000005236 sound signal Effects 0.000 abstract description 15
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008054 signal transmission Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Classifications
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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
-
- 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
- H04R1/1025—Accumulators or arrangements for charging
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Headphones And Earphones (AREA)
Abstract
The invention discloses an earphone assembly and an audio charging wire, wherein the earphone assembly comprises an earphone body, a circuit board is arranged in the earphone body, a charging input interface and an audio input interface are arranged on the earphone body, and the audio input interface is electrically connected with the circuit board; and the rechargeable battery is arranged in the earphone body and is respectively electrically connected with the charging input interface and the circuit board. Compared with the existing wireless earphone, the earphone body provided by the embodiment of the invention is provided with the charging input interface and the audio input interface, so that the audio signal can be received in a wired mode during charging, and the function of executing a playing task during charging is realized.
Description
Technical Field
The invention relates to the technical field of audio equipment, in particular to an earphone assembly and an audio charging wire.
Background
The wireless earphone occupies the leading position of the earphone market due to the advantages of convenience in carrying, easiness in storage and the like. However, since the wireless headset generally adopts a battery to supply power, and the volume of the battery is limited by the volume of the wireless headset, at present, the battery endurance time of the wireless headset on the market is not ideal, and the wireless headset cannot perform a playing task when being charged, thereby reducing the user experience.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an earphone assembly which can realize the function of executing the playing task during charging.
The invention further provides an audio charging wire applied to the earphone assembly.
On the first hand, the earphone assembly according to the embodiment of the invention comprises an earphone body, wherein a circuit board is arranged in the earphone body, a charging input interface and an audio input interface are arranged on the earphone body, and the audio input interface is electrically connected with the circuit board; and the rechargeable battery is arranged in the earphone body and is respectively electrically connected with the charging input interface and the circuit board.
The earphone assembly provided by the embodiment of the invention has at least the following beneficial effects: compared with the existing wireless earphone, the earphone body provided by the embodiment of the invention is provided with the charging input interface and the audio input interface, so that the audio signal can be received in a wired mode during charging, and the function of executing a playing task during charging is realized.
According to some embodiments of the invention, the charging input interface employs a contact type terminal, and the audio input interface employs a pin type terminal;
or the charging input interface and the audio input interface both adopt contact pin type wiring terminals;
or the charging input interface and the audio input interface both adopt contact type wiring terminals, and a connecting bulge or a connecting concave cavity is further arranged on the earphone body.
According to some embodiments of the invention, the charging input interface employs conductive contacts or conductive contacts.
According to some embodiments of the invention, the charging input interface employs resilient conductive contacts.
According to some embodiments of the invention, the audio input interface employs a conductive pin or a conductive barrel.
In a second aspect, the audio charging wire according to the embodiment of the present invention is applied to the above-mentioned earphone assembly, and includes a wire body, where a first end of the wire body is provided with an audio decoding power supply module and a USB interface, a second end of the wire body is provided with a charging output interface and an audio output interface, an input end of the audio decoding power supply module is connected to the USB interface, a first output end of the audio decoding power supply module is electrically connected to the charging output interface, and a second output end of the audio decoding power supply module is electrically connected to the audio output interface.
The earphone assembly provided by the embodiment of the invention has at least the following beneficial effects: compared with the existing wireless earphone charging wire, the earphone charging wire provided by the embodiment of the invention can be connected with terminal equipment such as a mobile phone and a tablet personal computer through the USB interface, the audio decoding power supply module is used for acquiring electric energy and audio signals from the terminal equipment, and outputting the electric energy and the audio signals through the charging output interface and the audio output interface respectively after processing the electric energy and the audio signals, so that the synchronous operation of power supply and audio signal transmission can be realized, and the function of executing a playing task when the wireless earphone is charged is realized.
According to some embodiments of the present invention, the charging output interface employs a contact type terminal, and the audio output interface employs a pin type terminal;
or the charging output interface and the audio output interface both adopt contact pin type wiring terminals;
or the charging output interface and the audio output interface both adopt contact type wiring terminals, and a connecting bulge or a connecting concave cavity is further arranged on the earphone body.
According to some embodiments of the invention, the charging output interface employs conductive contacts and the audio output interface employs conductive patch pins.
According to some embodiments of the present invention, the audio decoding power supply module includes an audio decoding circuit and a charging trace both integrated on a PCB, an input end of the audio decoding circuit and a first end of the charging trace are respectively connected to the USB interface, an output end of the audio decoding circuit is connected to the audio output interface, and a second end of the charging trace is connected to the charging output interface.
According to some embodiments of the present invention, the audio decoding power supply module further includes a protection circuit, an input end of the protection circuit is connected to the USB interface, and an output end of the protection circuit is connected to an input end of the audio decoding circuit and the first end of the charging trace, respectively.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a usage state of an earphone assembly and an audio charging cord according to an embodiment of the present invention;
fig. 2 is a schematic structural view of the earphone assembly shown in fig. 1;
FIG. 3 is an enlarged fragmentary view of circled location A in FIG. 2;
fig. 4 is a schematic structural diagram of a charging output interface and an audio output interface of the audio charging cord shown in fig. 1;
fig. 5 is one of the functional block diagrams of the audio decoding power supply module of the audio charging cable according to the embodiment of the present invention;
fig. 6 is a schematic block diagram of an audio decoding power supply module of an audio charging cable according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, the above is understood to include the instant numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 3, the present embodiment discloses an earphone assembly, the earphone assembly 100 includes an earphone body 110 and a rechargeable battery (not shown) disposed inside the earphone body 110, the earphone body 110 is further provided with a circuit board (not shown) disposed inside, the circuit board is used for wirelessly connecting with a mobile phone or a tablet computer and performing an audio playing task, the earphone body 110 is provided with a charging input interface 111 and an audio input interface 112, the audio input interface 112 is electrically connected with the circuit board, and the rechargeable battery is electrically connected with the charging input interface 111 and the circuit board, respectively. It should be noted that, the circuit board of the present embodiment may adopt a circuit of an existing wireless headset, for example, a circuit of a true wireless bluetooth headset, and therefore, the present embodiment does not describe in detail a specific circuit on the circuit board, and a person skilled in the art can reasonably determine the function and the circuit structure of the circuit board of the present embodiment based on the prior art and in combination with the specific description of the present embodiment.
Referring to fig. 1 and 4, the present embodiment further discloses an audio charging cord, where the audio charging cord 200 includes a cord body 210, a first end of the cord body 210 is provided with an audio decoding power supply module 220 and a USB interface 230, a second end of the cord body 210 is provided with a charging output interface 240 and an audio output interface 250, an input end of the audio decoding power supply module 220 is connected to the USB interface 230, a first output end of the audio decoding power supply module 220 is electrically connected to the charging output interface 240, and a second output end of the audio decoding power supply module 220 is electrically connected to the audio output interface 250. Referring to fig. 3 and 4, the charging output interface 240 is matched with the charging input interface 111 in size and model, and the audio output interface 250 is matched with the audio input interface 112 in size and model. It should be noted that, according to different practical applications, the number of the charging output interfaces 240 and the number of the audio output interfaces 250 may be one, two, or more than three, please refer to fig. 1, in this embodiment, the second end of the wire body is branched, and each branched end is connected to one charging output interface 240 and one audio output interface 250, that is, the number of the charging output interfaces 240 and the number of the audio output interfaces 250 are two.
Compared with the existing wireless earphone charging wire, the earphone charging wire of the embodiment can be connected with terminal equipment such as a mobile phone or a tablet personal computer through the USB interface 230, the audio decoding power supply module 220 is used for acquiring electric energy and audio signals from the terminal equipment, and outputting the electric energy and the audio signals through the charging output interface 240 and the audio output interface 250 after processing the electric energy and the audio signals, so that the synchronous operation of supplying power and transmitting the audio signals can be realized. The audio charging cord 200 of the present embodiment can be used with the earphone assembly 100, when in use, the charging output interface 240 of the audio charging cord 200 is connected to the charging input interface 111 of the earphone assembly 100, so as to charge the earphone assembly 100, and the audio output interface 250 of the audio charging cord 200 is connected to the audio input interface 112 of the earphone assembly 100, so as to realize the wired transmission of the audio signal of the earphone assembly 100. The audio charging cord 200 of the present embodiment can transmit an audio signal when the earphone assembly 100 is charged, so that the earphone assembly 100 performs a playing task, which is beneficial to providing a good user experience.
Compared with the existing wireless earphone, the earphone component 100 of the embodiment supplies power to the circuit board through the rechargeable battery in a normal state, so that the earphone component 100 is in wireless communication connection with terminal equipment such as a mobile phone or a tablet computer and executes a playing task, when the rechargeable battery needs to be charged, the earphone component 100 is charged through the charging input interface 111, and meanwhile, an audio signal can be received through the audio input interface 112 in a wired mode, so that the function of executing the playing task during charging is realized.
In different embodiments, the structures of the charging input interface 111, the charging output interface 240, the audio input interface 112, and the audio output interface 250 may be different. In some embodiments, the charging input interface 111 employs a contact terminal, the audio input interface 112 employs a pin terminal, and correspondingly, the charging output interface 240 employs a contact terminal, and the audio output interface 250 employs a pin terminal. For example: referring to fig. 3 and 4, the charging input interface 111 adopts a male contact of a contact type terminal, the charging output interface 240 adopts a female contact of the contact type terminal, and a conductive path can be formed after the male contact and the female contact of the contact type terminal to realize electric energy transmission, so that the earphone assembly 100 is charged through the audio charging wire 200, the audio input interface 112 adopts a female contact of a contact type terminal, the audio output interface 250 adopts a male contact of the contact type terminal, and the male contact of the audio input interface 112 can form a conductive path after being inserted into the female contact of the audio input interface 112 to realize transmission of audio signals, so that the earphone assembly 100 can transmit audio signals in a wired manner. It is contemplated that the charging input interface 111 may employ a female contact terminal, the charging output interface 240 may employ a male contact terminal, the audio input interface 112 may employ a male pin terminal, and the audio output interface 250 may employ a female pin terminal.
In other embodiments, the charging input interface 111 and the audio input interface 112 both use pin terminals, and correspondingly, the charging output interface 240 and the audio output interface 250 both use pin terminals. For example, the charging input interface 111 and the charging output interface 240 respectively adopt a male terminal and a female terminal of a first pin type connection terminal, and the audio input interface 112 and the audio output interface 250 respectively adopt a male terminal and a female terminal of a second pin type connection terminal, wherein the sizes and models of the first pin type connection terminal and the second pin type connection terminal may be the same or different.
In other embodiments, the charging input interface 111 and the audio input interface 112 are both contact terminals, and correspondingly, the charging output interface 240 and the audio output interface 250 are both contact terminals. Because the contact type terminal block is contact conductive, in order to make the audio charging cord 200 and the earphone assembly 100 connected firmly, the earphone body 110 is further provided with a connecting protrusion (not shown), correspondingly, the second end of the audio charging cord 200 is provided with a cavity (not shown) matched with the protrusion in shape and size, and the protrusion can be inserted into the cavity to realize the connection of the audio charging cord 200 and the earphone body 110. It is contemplated that the protrusion may also be disposed at the second end of the audio cord 200 and the cavity may be disposed on the earphone body 110.
Referring to fig. 3 and 4, in some embodiments, the male terminal of the contact terminal is a conductive contact, and the female terminal of the contact terminal is a conductive contact, which can conduct electricity after contacting with the conductive contact, wherein the charging input interface 111 adopts the conductive contact or the conductive contact.
In order to ensure that the conductive contacts can make good contact with the conductive contacts, the charging input interface 111 employs elastic conductive contacts. When the audio charging cord 200 is connected to the headphone assembly 100, the charging input interface 111 and the charging output interface 240 can be surely abutted, and good contact can be ensured.
Referring to fig. 3 and 4, the male terminal of the pin terminal is a conductive pin, the female terminal of the pin terminal is a conductive barrel, and the conductive pin can be inserted into the conductive barrel to realize signal transmission, wherein the audio input interface 112 adopts the conductive pin or the conductive barrel, and the pin terminal can realize signal transmission and ensure that the audio charging wire 200 and the earphone are firmly connected.
Referring to fig. 5, the audio decoding power supply module 220 includes an audio decoding circuit 221 and a charging trace 222 both integrated on a PCB, an input end of the audio decoding circuit 221 and a first end of the charging trace 222 are respectively connected to the USB interface 230, an output end of the audio decoding circuit 221 is connected to the audio output interface 250, and a second end of the charging trace 222 is connected to the charging output interface 240. The USB interface 230 adopts a type-c interface, the audio decoding circuit 221 comprises an audio decoding chip with the model being BES3100, the audio decoding chip is small in size, the size of the audio decoding power supply module 220 is basically consistent with the size of the type-c interface, the audio decoding power supply module is beneficial to ensuring the small size of the audio charging wire 200, please refer to FIG. 1, the audio decoding power supply module 220 adopts colloid encapsulation, the audio decoding power supply module 220 can be prevented from being exposed, and the aesthetic degree of the audio charging wire 200 is beneficial to being improved.
Referring to fig. 6, in order to improve the circuit security, the audio decoding power supply module 220 further includes a Protection circuit 223, wherein the Protection circuit 223 is an OCP (Over Current Protection) circuit and/or an OVP (Over voltage Protection) circuit, an input end of the Protection circuit 223 is connected to the USB interface 230, and an output end of the Protection circuit 223 is connected to an input end of the audio decoding circuit 221 and a first end of the charging trace 222.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. An earphone assembly, comprising:
the earphone comprises an earphone body (110), wherein a circuit board is arranged inside the earphone body (110), a charging input interface (111) and an audio input interface (112) are arranged on the earphone body (110), and the audio input interface (112) is electrically connected with the circuit board;
and the rechargeable battery is arranged in the earphone body (110), and the rechargeable battery is respectively electrically connected with the charging input interface (111) and the circuit board.
2. The earphone assembly according to claim 1, wherein the charging input interface (111) employs a contact terminal, and the audio input interface (112) employs a pin terminal;
or the charging input interface (111) and the audio input interface (112) both adopt pin type wiring terminals;
or, the charging input interface (111) and the audio input interface (112) both adopt contact type wiring terminals, and a connecting bulge or a connecting concave cavity is further arranged on the earphone body (110).
3. The earphone assembly according to claim 2, wherein the charging input interface (111) employs conductive contacts or conductive contacts.
4. The earphone assembly according to claim 3, wherein the charging input interface (111) employs resilient conductive contacts.
5. The earphone assembly of claim 2 wherein the audio input interface (112) employs a conductive pin or barrel.
6. An audio charging cable applied to the earphone assembly according to any one of claims 1 to 5, wherein the audio charging cable comprises a cable body (210), a first end of the cable body (210) is provided with an audio decoding power supply module (220) and a USB interface (230), a second end of the cable body (210) is provided with a charging output interface (240) and an audio output interface (250), an input end of the audio decoding power supply module (220) is electrically connected with the USB interface (230), a first output end of the audio decoding power supply module (220) is electrically connected with the charging output interface (240), and a second output end of the audio decoding power supply module (220) is electrically connected with the audio output interface (250).
7. The audio charging cord according to claim 6, characterized in that the charging output interface (240) is a contact terminal, and the audio output interface (250) is a pin terminal;
or the charging output interface (240) and the audio output interface (250) both adopt pin type wiring terminals;
or, the charging output interface (240) and the audio output interface (250) both adopt contact type wiring terminals, and a connecting bulge or a connecting concave cavity is further arranged on the earphone body (110).
8. The audio charging cord according to claim 7, characterized in that the charging output interface (240) employs conductive contacts and the audio output interface (250) employs conductive pins.
9. The audio charging cable according to claim 6, wherein the audio decoding power supply module (220) comprises an audio decoding circuit (221) and a charging cable (222) both integrated on a PCB, an input end of the audio decoding circuit (221) and a first end of the charging cable (222) are respectively connected to the USB interface (230), an output end of the audio decoding circuit (221) is connected to the audio output interface (250), and a second end of the charging cable (222) is connected to the charging output interface (240).
10. The audio charging cable according to claim 9, wherein the audio decoding power supply module (220) further comprises a protection circuit (223), an input end of the protection circuit (223) is connected to the USB interface (230), and an output end of the protection circuit (223) is connected to an input end of the audio decoding circuit (221) and the first end of the charging cable (222), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010294944.XA CN111464907A (en) | 2020-04-15 | 2020-04-15 | Earphone assembly and audio charging wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010294944.XA CN111464907A (en) | 2020-04-15 | 2020-04-15 | Earphone assembly and audio charging wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111464907A true CN111464907A (en) | 2020-07-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010294944.XA Pending CN111464907A (en) | 2020-04-15 | 2020-04-15 | Earphone assembly and audio charging wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111464907A (en) |
-
2020
- 2020-04-15 CN CN202010294944.XA patent/CN111464907A/en active Pending
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Effective date of registration: 20240618 Address after: Room 203-061, 2nd Floor, Building 2, No. 33 Jinshang Road, Tangjiawan Town, High tech Zone, Zhuhai City, Guangdong Province, 519000 (centralized office area) Applicant after: Zhuhai Sound Source Technology Co.,Ltd. Country or region after: China Address before: 519060 area a, 5th floor, injection molding workshop, No.7, pingxisan Road, Nanping Science and Technology Industrial Park, Zhuhai City, Guangdong Province Applicant before: ZHUHAI YUANSHENG ELECTRONIC Co.,Ltd. Country or region before: China |