CN106131732A - A kind of earphone - Google Patents
A kind of earphone Download PDFInfo
- Publication number
- CN106131732A CN106131732A CN201610677029.2A CN201610677029A CN106131732A CN 106131732 A CN106131732 A CN 106131732A CN 201610677029 A CN201610677029 A CN 201610677029A CN 106131732 A CN106131732 A CN 106131732A
- Authority
- CN
- China
- Prior art keywords
- stitch
- type
- plug
- earphone
- usb socket
- 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.)
- Pending
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Classifications
-
- 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
- H04R1/1033—Cables or cables storage, e.g. cable reels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R27/00—Coupling parts adapted for co-operation with two or more dissimilar counterparts
- H01R27/02—Coupling parts adapted for co-operation with two or more dissimilar counterparts for simultaneous co-operation with two or more dissimilar counterparts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/16—Connectors or connections adapted for particular applications for telephony
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Headphones And Earphones (AREA)
Abstract
The invention discloses a kind of earphone, this earphone includes USB socket (J2) and for Type C plug (J1) being connected with electronic equipment, the power supply stitch (VBUS) of Type C plug (J1) and the power supply stitch (VCC1) of USB socket (J2) connect, and the ground pin (GND2) of Type C plug (J1) and the ground pin (GND1) of USB socket (J2) connect.In embodiments of the invention, by arranging USB socket on the earphone of Type C plug, connect corresponding with the power supply stitch of USB socket and ground pin to Type C plug-in power pack stitch and ground pin, make Type C interface electronic equipment while using earphone of the present invention, it is possible to connect corresponding data wire by USB socket and be charged.
Description
Technical field
The present invention relates to earphone field, more particularly it relates to an be provided with the earphone of USB socket.
Background technology
The a lot of mobile phone of existing market all uses Type-C interface, the interface of this Type-C, both as the data wire of mobile phone
Interface, also serves as digital Type-C earphone interface.But, which results in a problem, user is using Type-C interface
The when of earphone, mobile phone cannot use data wire.
The basic structure of Type-C interface will be first explained below.
The maximum feature of Type-C interface is to support from tow sides the most insertable " positive anti-plug " function, its A face and B face
Respectively having 12 stitch, the layout of each stitch is as shown in table 1:
Table 1:
Wherein, TX1+, TX1-, RX1+, RX1-, TX2+, TX2-, RX2+, RX2-are four pairs of differential signal stitch, and GND is
Ground pin, D+, D-are the USB differential signal stitch for compatible USB2.0, and VBUS is power supply stitch, and CC1, CC2 are for being used for
Detecting the stitch of positive anti-plug, differentiation principal and subordinate, configuration voltage of VBUS etc., SBU1, SBU2 are bus stitch.
The when of having chip in the cable of Type-C interface, a CC transmits signal, and another CC becomes power supply Vconn,
For for the chip power supply in cable.
Summary of the invention
One purpose of the embodiment of the present invention is to provide a kind of earphone being provided with USB socket.
According to the first aspect of the invention, it is provided that a kind of earphone, including USB socket with for being connected with electronic equipment
Type-C plug, the power supply stitch of described Type-C plug and the power supply stitch of described USB socket connect, described Type-C plug
Ground pin and described USB socket ground pin connect.
Optionally, the D+ stitch of described USB socket is connected with the D+ stitch of described Type-C plug, described USB socket
D-stitch be connected with the D-stitch of described Type-C plug.
Optionally, described USB socket includes USB A type socket, mini-USB socket, micro-USB socket and Type-
In C socket at least one.
Optionally, described earphone also includes the wired control box being provided with volume adjusting button, and described USB socket is arranged on institute
State on wired control box.
Optionally, described earphone also includes that earphone cord, decoding unit and coding unit, described earphone cord include L channel
Line, R channel line, microphone lines and ground wire, described decoding unit has digital differential input and analog output, described volume
Code unit has analog input end and numeral difference output end, and the RX1+ stitch of described Type-C plug and RX1-stitch are with described
Digital differential input correspondence connects, and the RX2+ stitch of described Type-C plug and RX2-stitch also input with described digital differential
End correspondence connects, and described L channel line and described R channel line are all connected with described analog output, described Type-C plug
TX1+ stitch is corresponding with described digital differential outfan with TX1-stitch to be connected, the TX2+ stitch of described Type-C plug and TX2-
Stitch is also corresponding with described digital differential outfan to be connected, and described microphone lines is connected with described analog input end, wherein, described
Decoding unit is arranged to digital difference signal is converted to a road analogue signal, and described coding unit is arranged to a road mould
Intend signal and be converted to digital difference signal.
Optionally, described decoding unit and described coding unit are provided by a codec chip.
It was found by the inventors of the present invention that in the prior art, there is Type-C interface electronics and cannot be simultaneously connected with USB
Data wire and the problem of Type-C plug earphone.In embodiments of the invention, by arranging USB on the earphone of Type-C plug
Socket, connects corresponding with the power supply stitch of USB socket and ground pin to Type-C plug-in power pack stitch and ground pin so that
Type-C interface electronics is while using earphone of the present invention, it is possible to connects corresponding data wire by USB socket and carries out
Charging.Therefore, the present invention is to be realized technical assignment or to be solved technical problem is that those skilled in the art are never
That expect or it is not expected that, therefore the present invention is a kind of new technical scheme.
By detailed description to the exemplary embodiment of the present invention referring to the drawings, the further feature of the present invention and
Advantage will be made apparent from.
Accompanying drawing explanation
Combined in the description and the accompanying drawing of the part that constitutes description shows embodiments of the invention, and even
With its explanation together for explaining the principle of the present invention.
Fig. 1 is a kind of frame principle figure implementing structure according to a kind of earphone of the present invention；
Fig. 2 is the structural representation according to a kind of earphone of the present invention；
Fig. 3 is a kind of circuit theory diagrams implementing structure according to a kind of earphone of the present invention.
Description of reference numerals:
J1:Type-C plug；J2:USB socket；
The power supply stitch of VCC1:USB socket；The ground pin of GND1:USB socket；
D+, D-: difference stitch；The voltage stitch of VBUS:Type-C plug；
The ground pin of GND2:Type-C plug；The left otaphone of LE-；
RE-auris dextra receiver；MIC-mike；
L-L channel line；R-R channel line；
M-microphone lines；G-ground wire；
VCC-power line；U1-codec chip；
The power supply stitch of VCC3: codec chip；The ground pin of GND3: codec chip；
The I/O stitch of P1.0, P1.1, P1.2, P1.6, P1.7: codec chip；
The digital difference signal input of RX1+, RX1-, RX2+, RX2-:Type-C plug；
The digital difference signal outfan of TX1+, TX1-, TX2+, TX2-:Type-C plug.
Detailed description of the invention
The various exemplary embodiments of the present invention are described in detail now with reference to accompanying drawing.It should also be noted that unless additionally have
Body illustrates, the parts illustrated the most in these embodiments and positioned opposite, the numerical expression of step and numerical value are not intended to this
The scope of invention.
Description only actually at least one exemplary embodiment is illustrative below, never as to the present invention
And any restriction applied or use.
May be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of when, described technology, method and apparatus should be considered a part for description.
It is shown here that any occurrence should be construed as merely exemplary with in all examples discussed, and not
It is as restriction.Therefore, other example of exemplary embodiment can have different values.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it is further discussed in accompanying drawing subsequently.
The present invention is to solve that existing Type-C interface electronics cannot be simultaneously connected with data line and Type-C plug ear
The problem of machine, it is provided that a kind of earphone, as it is shown in figure 1, earphone of the present invention includes USB socket J2 and for being connected with electronic equipment
The power supply stitch VBUS of Type-C plug J1, Type-C plug J1 and the power supply stitch VCC1 of USB socket connect, Type-C inserts
Ground pin GND1 of head J1 and ground pin GND2 of USB socket J2 connect.
After earphone of the present invention is connected by the foundation of Type-C interface with electronic equipment, electronic equipment passes through Type-C plug
Power supply stitch VBUS power to earphone of the present invention, to ensure that earphone of the present invention normally uses；Owing to arranging on earphone of the present invention
Having USB socket J2, the power supply stitch VBUS of Type-C plug J1 and the power supply stitch VCC1 of USB socket connects, Type-C plug
Ground pin GND1 of J1 and ground pin GND2 of USB socket J2 connect, if connection has corresponding types in this USB socket J2
The charger of data wire, then this charger will be connected to earphone of the present invention by the power supply stitch VCC2 of USB socket J2
Electronic equipment be charged.So, it is achieved that Type-C interface electronics can use Type-C plug earphone
Meanwhile, it is capable to electronic equipment is charged by USB socket J2.
Wherein, the type of USB socket J2 includes USB A type socket, mini-USB socket, micro-USB socket and Type-
In C socket at least one.
It is not very extensive, if such as user only has Micro-USB for promoting due to the data wire of present Type-C interface
The interface data wire of type, can be charged and data transmission electronic equipment by earphone of the present invention, and this avoids resource wave
Take.
Further, owing to Type-C plug J1 has USB differential signal stitch D+ and D-for compatible USB2.0, because of
This, in one particular embodiment of the present invention, can connect the D+ stitch of the D+ stitch of USB socket J2 with Type-C plug J1
Connecing, the D-stitch of USB socket J2 is connected with the D-stitch of Type-C plug J1.So, it is achieved that Type-C interface electronics sets
Standby can be during using Type-C plug earphone, it is possible to while electronic equipment being charged by USB socket J2,
Can also use data wire and other electronic equipments of USB socket J2 data communication should be carried out, further increase this
The range of bright earphone.
USB socket J2 can be arranged on Type-C plug J1 or on wired control box, it is also possible to is to be connected by connecting line
At the separated time of the most left otaphone and auris dextra receiver or on wired control box.
In order to simplify the structure of earphone of the present invention so that the outward appearance of earphone of the present invention is more attractive in appearance, at one of the present invention
In specific embodiment, earphone also includes the wired control box being provided with volume adjusting button, and this USB socket J2 is arranged on this wired control box
On, as in figure 2 it is shown, can be provided with on this wired control box, volume increases key, volume reduces key and starts Pause key.
Transmit due to the Type-C plug J1 of earphone of the present invention is digital signal, and headset earpiece can only be believed by simulation
Number can drive sounding, Type-C plug J1 is under digital signal communication pattern, by RX1+ stitch, RX1-stitch, RX2+
Stitch and RX2-stitch receive the digital difference signal that the electronic equipment connected sends, by TX1+ stitch, TX1-stitch, TX2+
Stitch and TX2-stitch send digital difference signal to electronic equipment, and correspondence, L channel line L and R channel line R is used for transmitting
Corresponding audio signal, audio signal that microphone lines M gathers for transmitting mike and earphone keystroke signal, and earphone cord with
Between headset earpiece, transmission is all analogue signal, therefore, need to arrange solution between Type-C plug J1 and headset earpiece LE, RE
Code unit and coding unit so that the decoded process of digital difference signal that the electronic equipment that Type-C plug receives sends,
Obtaining simulated audio signal, send to L channel line L and R channel line R, audio signal and earphone keystroke that mike gathers are believed
After number encoded process, obtain digital difference signal, send to electronic equipments such as mobile phones.
Earphone of the present invention also includes earphone cord, decoding unit and coding unit, and wherein, earphone cord includes L channel line L, the right side
Sound channel line R, microphone lines M and ground wire G, L channel line is connected to the positive pole of left otaphone LE, and R channel line is connected to auris dextra and listens
The positive pole of cylinder RE, microphone lines is connected to the positive pole of mike MIC, left otaphone LE, auris dextra receiver RE and mike MIC negative
The most all it is connected with ground wire G.This decoding unit has digital differential input and analog output, and coding unit has simulation input
End and numeral difference output end, the RX1+ stitch of Type-C plug is corresponding with digital differential input with RX1-stitch to be connected,
The RX2+ stitch of Type-C plug is also corresponding with digital differential input with RX2-stitch to be connected, L channel line L and R channel line R
All being connected with analog output, the TX1+ stitch of Type-C plug is corresponding with digital differential outfan with TX1-stitch to be connected,
The TX2+ stitch of Type-C plug is also corresponding with digital differential outfan with TX2-stitch to be connected, microphone lines M and simulation input
End connects, and wherein, decoding unit is arranged to digital difference signal is converted to a road analogue signal, and coding unit is arranged to
One tunnel analogue signal is converted to digital difference signal.
Wherein, the digital difference signal that the RX1+ stitch of Type-C plug J1 and RX1-stitch receive, with Type-C plug
The digital difference signal that the RX2+ stitch of J1 receives with RX2-stitch is identical, can after the decoding of this digital difference signal decoded unit
To be converted to analogue signal, this analogue signal is sent to left otaphone LE and the auris dextra of correspondence through L channel line L and R channel line R
Receiver RE；The transmission of microphone lines M for analogue signal, digital differential can be converted to after the encoded cell encoding of this analogue signal
Signal, this digital difference signal sends to the electronic equipment connected through TX1+ stitch and the TX1-stitch of Type-C plug J1, same
Time send to the electronic equipment connected through the TX2+ stitch of Type-C plug J1 and TX2-stitch, so, transmission digital signal
Earphone allows for headset earpiece sounding.
In order to reduce circuit footprint, simplifying circuit structure, decoding unit and coding unit are by a codec chip
There is provided, can be such as model be the codec chip of MSp430G2553.This codec chip has 14 general purpose I/O terminal,
In the present embodiment, as it is shown on figure 3, the power supply stitch VBUS of the power supply stitch U1 of this codec chip U1 and Type-C plug connects
Connecing, ground pin GND3 of this codec chip U1 is connected with ground pin GND2 of Type-C plug, optional one pair of which pin
Foot as digital differential input and numeral difference output end, such as, can be but be not limited to P1.0 and P1.1, optional a pair
Stitch respectively as the analog output for transmitting left channel signals and right-channel signals, such as, can be but be not limited to
P1.6 and P1.7, an optional stitch as analog input end, such as, can be but be not limited to P1.2.Here, Fig. 3 only shows
Go out the stitch used in the present embodiment.
The various embodiments described above primary focus describes the difference with other embodiments, but those skilled in the art should be clear
Chu, the various embodiments described above can be used alone as required or be combined with each other.
Although by example, some specific embodiments of the present invention have been described in detail, but the skill of this area
Art personnel are it should be understood that example above is merely to illustrate rather than in order to limit the scope of the present invention.The skill of this area
Art personnel are it should be understood that can modify to above example without departing from the scope and spirit of the present invention.This
Bright scope is defined by the following claims.
Claims (6)
1. an earphone, it is characterised in that include USB socket (J2) and for the Type-C plug being connected with electronic equipment
(J1), the power supply stitch (VBUS) of described Type-C plug (J1) and the power supply stitch (VCC1) of described USB socket (J2) connect,
The ground pin (GND2) of described Type-C plug (J1) and the ground pin (GND1) of described USB socket (J2) connect.
Earphone the most according to claim 1, it is characterised in that the D+ stitch of described USB socket (J2) and described Type-C
The D+ stitch of plug (J1) connects, and the D-stitch of described USB socket (J2) is connected with the D-stitch of described Type-C plug (J1).
Earphone the most according to claim 1, it is characterised in that described USB socket (J2) includes USB A type socket, mini-
In USB socket, micro-USB socket and Type-C socket at least one.
Earphone the most according to claim 1, it is characterised in that described earphone also includes the line being provided with volume adjusting button
Control box, described USB socket (J2) is arranged on described wired control box.
Earphone the most according to claim 1, it is characterised in that described earphone also includes earphone cord, decoding unit and coding
Unit, described earphone cord includes L channel line (L), R channel line (R), microphone lines (M) and ground wire (G), described decoding unit
Having digital differential input and analog output, described coding unit has analog input end and numeral difference output end, institute
State the RX1+ stitch connection corresponding with described digital differential input with RX1-stitch of Type-C plug, described Type-C plug
RX2+ stitch is also corresponding with described digital differential input with RX2-stitch to be connected, and described L channel line and described R channel line are equal
It is connected with described analog output, the TX1+ stitch of described Type-C plug and TX1-stitch and described digital differential outfan pair
Should connect, the TX2+ stitch of described Type-C plug is also corresponding with described digital differential outfan with TX2-stitch to be connected, described
Microphone lines is connected with described analog input end, and wherein, described decoding unit is arranged to digital difference signal is converted to one
Road analogue signal, described coding unit is arranged to a road analogue signal is converted to digital difference signal.
Earphone the most according to claim 5, it is characterised in that described decoding unit and described coding unit are compiled by one and solved
Code chip provides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610677029.2A CN106131732A (en) | 2016-08-16 | 2016-08-16 | A kind of earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610677029.2A CN106131732A (en) | 2016-08-16 | 2016-08-16 | A kind of earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106131732A true CN106131732A (en) | 2016-11-16 |
Family
ID=57279771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610677029.2A Pending CN106131732A (en) | 2016-08-16 | 2016-08-16 | A kind of earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106131732A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108347662A (en) * | 2017-01-25 | 2018-07-31 | 天津三星通信技术研究有限公司 | Earphone |
| CN108666826A (en) * | 2017-03-31 | 2018-10-16 | 中兴通讯股份有限公司 | A kind of adapter, terminal device and switching head system |
| WO2020192376A1 (en) * | 2019-03-27 | 2020-10-01 | 上海爻火微电子有限公司 | Determination circuit for positive and negative ends of earphone mic, method, and electronic device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108347662A (en) * | 2017-01-25 | 2018-07-31 | 天津三星通信技术研究有限公司 | Earphone |
| CN108666826A (en) * | 2017-03-31 | 2018-10-16 | 中兴通讯股份有限公司 | A kind of adapter, terminal device and switching head system |
| JP2020515972A (en) * | 2017-03-31 | 2020-05-28 | 中興通訊股▲ふん▼有限公司Ｚｔｅ Ｃｏｒｐｏｒａｔｉｏｎ | Adapters, terminals, and adapter systems |
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| WO2020192376A1 (en) * | 2019-03-27 | 2020-10-01 | 上海爻火微电子有限公司 | Determination circuit for positive and negative ends of earphone mic, method, and electronic device |
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Application publication date: 20161116 |