CN106131725A - Earphone, earphone charging device and earphone charging circuit - Google Patents
Earphone, earphone charging device and earphone charging circuit Download PDFInfo
- Publication number
- CN106131725A CN106131725A CN201610530468.0A CN201610530468A CN106131725A CN 106131725 A CN106131725 A CN 106131725A CN 201610530468 A CN201610530468 A CN 201610530468A CN 106131725 A CN106131725 A CN 106131725A
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- China
- Prior art keywords
- terminal
- earphone
- pin
- charging
- circuit
- 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.)
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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
- H04R1/1025—Accumulators or arrangements for charging
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0045—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
Abstract
The present invention is related to the charging device of a kind of earphone；Earphone is a wireless PlayGear Stealth, and it includes an earplug portion and a body, and the bottom center of body is configured with a first terminal and and is looped around the second terminal that the first terminal is peripheral；Charging device includes a cradle, and cradle is provided with at least one pedestal portion, and pedestal portion includes multiple for electric pin；When the body of earphone inserts the pedestal portion of cradle, the first terminal and the second terminal are with non-directional in electrical contact for electric pin, then, charging device exports a charging current to earphone via for electric pin, earphone via the first terminal and the second terminal reception charging current so that for the rechargeable battery charging one within.
Description
Technical field
The present invention is related to a kind of earphone, earphone charging device and earphone charging circuit, espespecially a kind of for earphone charging
Charging device and charging circuit.
Background technology
In recent years, along with the progress of wireless technology is quick, Related product is constantly released, and brings many facilities in life
Property, the release of such as wireless headset, it is effectively improved inconvenience and wire rod that when wired earphone uses, wire rod connects and is easily drawn
The situation pulled and damage.Additionally, though wireless headset possesses compared to wired earphone the advantage of convenience, but, use front necessary
Charging can operate.
When general wireless headset is to be charged, a charging wire of a charging device can be inserted into filling of wireless headset
Among electricity Bu Kou (such as: mini USB or micro USB).Afterwards, charging device exports a charging current to wireless headset
Charging port is charged with the internal cell for wireless headset.But, the charging port of wireless headset is one small
Port, this small port there are the inconvenience in grafting and easily causes the situation of damage when its charging wire grafting.
In view of this, the present invention will propose the charging structure of an innovation, and wireless headset constructs by this charging with directionless
Property charging device in electrical contact, use increase wireless headset charging time convenience.
Summary of the invention
One purpose of the present invention, is to propose a kind of earphone charging device, and the bottom center of its earphone is configured with one first
Terminal and one is looped around the second terminal that the first terminal is peripheral, earphone by the first terminal and the second terminal with electricity in no direction
Property contact charging device multiple for electric pins, cause and receive the charging current that charging device exported and be charged.
A further object of the present invention, is to propose a kind of earphone, the first terminal of the bottom configuration of its earphone and the second end
Son is concentric circular terminal.
A further object of the present invention, is to propose a kind of earphone, and earphone is a wireless headset, when earphone running is in a charging
During mode, concentric circular terminal will be set as charging terminal, to receive a charging current by charging terminal, when earphone operates
When a communication modes, concentric circular terminal will be set as antenna, in order to receives a RF signal by antenna；Then, ear
The concentric circular terminal of machine can be set as charging terminal or antenna, causes and reduces the number that earphone internal circuit unit is arranged
Amount, to reduce the size of earphone.
A further object of the present invention, is to propose a kind of earphone charging circuit, and its earphone charging circuit includes an earphone
Circuit unit and a charging circuit unit, head circuit unit is provided with the bias circuit of a T-type structure, and bias circuit can connect
Receiving a charging current or a RF signal, when earphone running is at a charging modes, charging current will be by the bias of T-type structure
Circuit guides, and causes flowing to a charge path, and when earphone running is at a communication modes, RF signal will be by T-type structure
Bias circuit guides, and causes flowing to a RF signal RX path.
For reaching above-mentioned purpose, the present invention provides a kind of earphone, and it is a wireless PlayGear Stealth, it is characterised in that
Including: an earplug portion；And a body, its engaging lug piston part, top, bottom center is configured with a first terminal and a cincture
At the second terminal that the first terminal is peripheral, wherein body be internally provided with one first rechargeable battery；Wherein, operate when earphone
When a charging modes, the first terminal and the second terminal are set to charging terminal, in order to receive the charging current outside, and profit
By charging current with for the first rechargeable battery charging.
In one embodiment of the invention, when earphone running is at a communication modes, the second terminal is set to an antenna to connect
Receive a RF signal.
The present invention provides again the charging device of a kind of earphone, it is characterised in that including: a cradle, is provided with at least one
Body, wherein pedestal portion includes one the 3rd pin, one the 4th pin and one the 5th pin, the 3rd pin and the 4th pin for supplying
Electric pin, the 5th pin is whether one insert the pin of cradle in order to test earphone；Wherein, insert when the body of earphone and fill
Electricity seat pedestal portion time, the first terminal of earphone is by the 4th pin in electrical contact, and the second terminal is by the 3rd pin in electrical contact
And the 5th pin, charging device exports charging current to earphone via the 3rd pin and the 4th pin, and earphone is via the first terminal
And second terminal reception charging current with for first rechargeable battery charging.
In one embodiment of the invention, wherein when the 5th pin in pedestal portion of the second terminal cradle in electrical contact of earphone
Time, charging device detects that earphone is placed in cradle, to export charging current to earphone.
In one embodiment of the invention, including a housing, housing includes the accommodating area of a hollow, and cradle is accommodated in housing
In accommodating area or housing accommodating area extract out.
In one embodiment of the invention, cradle is configured with a connector, and adapter receives an external power source with a connecting line,
When earphone is placed in cradle, external power source is converted directly into charging current by cradle, and exports charging current to ear
Machine.
In one embodiment of the invention, cradle is configured with a connector, and inside includes one second rechargeable battery, and second
Rechargeable battery connects adapter via a charger, and adapter receives an external power source with a connecting line, outside charger utilizing
Power supply charges for the second rechargeable battery, and when cradle inserted by earphone, if cradle does not connects external power source, cradle can be by
The power storage of the second rechargeable battery is converted to charging current, and exports charging current to earphone.
The present invention provides again a kind of earphone charging circuit, it is characterised in that including: a head circuit unit, including: one the
One terminal；One second terminal；One bias circuit, connects the first terminal and the second terminal；And one first charger, connect respectively partially
Volt circuit and one first rechargeable battery, wherein when bias circuit is via the first terminal and the second terminal reception one charging current,
First charger utilizing charging current is charged for the first rechargeable battery；And a charging circuit unit, including: one the 3rd pin；
One the 4th pin；One the 5th pin；One microprocessor；One electric pressure converter, connects the 3rd pin, the 4th pin and micro-process
Device, in order to change out charging current；And a testing circuit, connect microprocessor and the 5th pin；Wherein, electrical when the first terminal
When contacting the 4th pin and the second terminal the 3rd pin in electrical contact and five pins, testing circuit is via detection the 5th pin
Second terminal in electrical contact and transmit an enable signal to microprocessor, microprocessor controls electric pressure converter according to enable signal
Change out charging current, and export charging current to head circuit unit via the 3rd pin and the 4th pin.
In one embodiment of the invention, charging circuit unit includes a connector, and adapter connects outside electric pressure converter and
Portion's power supply, when testing circuit transmits enable signal to microprocessor, microprocessor controls electric pressure converter directly by external electrical
Source is converted to charging current.
In one embodiment of the invention, charging circuit unit includes a connector, one second charger and one second charged electrical
Pond, adapter connects the second charger and an external power source, and the second rechargeable battery connects the second charger and electric pressure converter, when
When testing circuit transmits enable signal to microprocessor, microprocessor controls electric pressure converter by the storage energy of the second rechargeable battery
Amount is converted to charging current.
In one embodiment of the invention, head circuit unit includes an impedance matching circuit and a radio frequency module, impedance matching
Circuit connects bias circuit and radio frequency module, when the second terminal reception one RF signal, RF signal via bias circuit and
Impedance matching circuit is sent to radio frequency module.
In one embodiment of the invention, the T that the bias circuit of head circuit unit is formed by an inducer and a capacitor
Type circuit, one end of inducer, one end of capacitor are connected to a primary nodal point, inducer altogether with the first terminal or the second terminal
The other end be connected to a charge path, and the other end of capacitor is connected to a RF signal RX path.
Accompanying drawing explanation
Fig. 1 is the structural representation of the head circuit plate of one embodiment of the invention.
Fig. 2 is the component decomposition map of the earphone of one embodiment of the invention.
Fig. 3 is the structural perspective of the earphone of one embodiment of the invention.
Fig. 4 is the structural perspective of the charging device of one embodiment of the invention.
Fig. 5 is the structural perspective of the cradle of the charging device of one embodiment of the invention.
Fig. 6 A is the structure that the cradle of the charging device of one embodiment of the invention presents a visual angle of an opening
Axonometric chart.
Fig. 6 B is the knot that the cradle of the charging device of one embodiment of the invention presents another visual angle of an opening
Structure axonometric chart.
Fig. 7 A is the structure that the cradle of the charging device of one embodiment of the invention presents a visual angle of a receiving state
Axonometric chart.
Fig. 7 B is the knot that the cradle of the charging device of one embodiment of the invention presents another visual angle of a receiving state
Structure axonometric chart.
Fig. 8 is the block structure figure of the earphone charging circuit of one embodiment of the invention.
Fig. 9 is the block structure figure of the earphone charging circuit of further embodiment of this invention.
Figure 10 is the particular circuit configurations schematic diagram of the bias circuit of the head circuit unit of one embodiment of the invention.
Primary clustering symbol description:
10 head circuit plate 11 the first terminals
110 earth lead 13 second terminals
130 feed-in line 15 ground planes
16 first rechargeable battery 17 head circuit unit
171 bias circuit 1711 inducers
1713 capacitor 1715 primary nodal points
172 first charger 173 impedance matching circuits
174 radio frequency module 175 charge paths
176 RF signal RX path 18 circuit units
20 earphone 21 earplug portions
23 body 25 fixtures
30 charging device 31 cradles
32 pedestal portion 321 the 3rd pins
323 the 4th pin 325 the 5th pins
33 housing 331 accommodating areas
34 circuit board 35 charging circuit unit
350 adapter 351 microprocessors
352 electric pressure converter 353 testing circuits
354 second charger 355 second rechargeable batteries
359 luminescence component 36 external power sources.
Detailed description of the invention
Refer to Fig. 1, Fig. 2 and Fig. 3, respectively the structural representation of head circuit plate of one embodiment of the invention, earphone
Component decomposition map and the structural perspective of earphone.As it is shown in figure 1, the head circuit plate 10 of one embodiment of the invention is for being arranged on
A rigid circuit board within earphone or the circuit board of soft or hard combination, it includes the first terminal 11,1 second terminal 13,
Ground plane 15 and a head circuit unit 17.The first terminal 11 will connect ground plane 15 by an earth lead 110, and the second terminal
13 will connect head circuit unit 17 by a feed-in line 130.
With continued reference to Fig. 2, head circuit plate 10 carries out folding and consisting of a circuit unit with one first rechargeable battery 16
18.Earphone 20 of the present invention is a wireless PlayGear Stealth, and it includes earplug portion 21 and a body 23.Body 23
Top is by engaging lug piston part 21, and circuit unit 18 will be assembled among body 23.
As it is shown on figure 3, when circuit unit 18 is assembled to body 23, circuit unit 18 will be fixed on by a fixture 25
Among body 23, and its first terminal 11 and the second terminal 13 are exposed on the bottom of body 23.Then, body 23
Bottom center will be configured with the first terminal 11 and be looped around the second terminal 13 of the first terminal 11 periphery, the first terminal 11 and
A gap is there are between the second terminal 13.In the present invention one specific embodiment, the outward appearance of the first terminal 11 and the second terminal 13 is
Circular aspect, both are concentric circular terminal.Or, in further embodiment of this invention, outside the first terminal 11 and the second terminal 13
See as circular arc, square or other shape aspect.
When earphone 20 operates at charging modes, the first terminal 11 and the second terminal 13 will be set as charging terminal.
Earphone 20 receives the charging current outside by the first terminal 11 and the second terminal 13, to utilize charging current for inside
First rechargeable battery 16 charges.
Referring to Fig. 4 and Fig. 5, respectively structural perspective and the present invention of the charging device of one embodiment of the invention charges
The structural perspective of the cradle of device.As shown in Figures 4 and 5, the charging device 30 of one embodiment of the invention is a wireless ear
The charging device of machine, it includes a cradle 31.Cradle 31 is provided with at least one and is available for the accommodating pedestal portion 32 of earphone 20, often
One pedestal portion 32 includes one the 3rd pin 321, the 4th pin 323 and one the 5th pin 325.3rd pin the 321, the 4th connects
Foot 323 and the 5th pin 325 will be laid on a circuit board 34.
When the body 23 of earphone 20 is placed in the pedestal portion 32 of cradle 31, the first terminal 11 of earphone 20 will be electrically
Contact the 4th pin 323, and the second terminal 13 is by the 3rd pin 321 and the 5th pin 325 in electrical contact.Then, charging device 30
A charging current can be exported to earphone 20 via the 3rd pin 321 and the 4th pin 323, and earphone 20 is by the first terminal 11
And second terminal 13 receive charging current to charge for the first internal rechargeable battery 16.
In one embodiment of the invention, the first terminal 11 of earphone 20 is a positive voltage input terminal, and the second terminal 13 is one
Negative voltage input terminal, and the 3rd pin 321 of charging device 30 is a negative voltage output connecting pin, the 4th pin 323 is one just
Voltage output connecting pin, the 5th pin 325 is whether one insert the pin of cradle 31 in order to test earphone 20.Or, the present invention
In another embodiment, the first terminal 11 of earphone 20 is a negative voltage input terminal, and the second terminal 13 is a positive voltage input
Son, and the 3rd pin 321 of charging device 30 is a positive voltage output connecting pin, the 4th pin 323 is a negative voltage output connecting pin,
5th pin 325 is whether one insert the pin of cradle 31 in order to test earphone 20.Certainly, in further embodiment of this invention,
3rd pin 321 of charging device 30 and the effect of the 5th pin 325 are the most interchangeable, such as: the 3rd pin 321 change into one in order to
Whether test earphone 20 inserts the pin of cradle 31, and the 5th pin 325 changes the output connecting pin of a negative or positive electrode into.
In this, earphone 20 of the present invention by the first terminal 11 and the second terminal 13 with non-directional charging device in electrical contact
30 multiple for electric pin (such as: the 3rd pin 321 and the 4th pin 323), cause and receive filling of being exported of charging device 30
Electricity electric current is charged.
Referring to Fig. 6 A and Fig. 6 B, the cradle for the charging device of one embodiment of the invention presents an opening
The structural perspective at one visual angle and the structural perspective at another visual angle.As shown in Fig. 6 A and Fig. 6 B, charging device 30 also includes one
Housing 33.Housing 33 includes the accommodating area 331 of a hollow, and this accommodating area 331 can house cradle 31.When earphone 20 is intended to carry out
During charging, cradle 31 can be extracted out from accommodating area 331 and present an opening, in order to the body 23 of earphone 20 is permissible
It is placed among the pedestal portion 32 of cradle 31 and is charged.
The cradle 31 of the present invention can be charged for single earphone 20.Or, the cradle 31 of the present invention can
It is charged, such as simultaneously for a pair earphone 20: the earphone 20 of L channel is put into wherein among a pedestal portion 32, and R channel
Earphone 20 be put among another pedestal portion 32.
Referring to Fig. 7 A and Fig. 7 B, the cradle for the charging device of one embodiment of the invention presents a receiving state
The structural perspective at one visual angle and the structural perspective at another visual angle.As shown in figs. 7 a and 7b, it has been placed in when earphone 20
During cradle 31, cradle 31 can be pushed into accommodating area 331 to be accommodated among housing 33, causes to increase earphone 20 and fills
Safety on electricity and the convenience carried.
Furthermore, the shell of charging device 30 of the present invention is provided with a luminescence component 359, such as: LED.By luminous group
The display of the different colours of part 359 is to learn the charge condition of earphone 20, such as: luminescence component 359 shows redness, indicates ear
The most in charging, luminescence component 359 shows green to machine 20, indicates earphone 20 and has been filled with electricity.
Refer to Fig. 8, for the block structure figure of the earphone charging circuit of one embodiment of the invention.As shown in Figure 8, earphone fills
Electricity circuit includes head circuit unit 17 and a charging circuit unit 35.Head circuit unit 17 will be arranged on earphone 20 it
In, and charging circuit unit 35 will be arranged among charging device 30.
Head circuit unit 17 includes the first terminal 11,1 second terminal 13, bias circuit 171,1 first charging
Device 172 and one first rechargeable battery 16.Bias circuit 171 connects the first terminal 11 and the second terminal 13, and the first charger 172
Connect bias circuit 171 and the first rechargeable battery 16.
Charging circuit unit 35 includes one the 3rd pin 321, the 4th pin 323, the 5th pin 325, a connector
350, microprocessor 351, electric pressure converter 352 and a testing circuit 353.Electric pressure converter 352 connects the 3rd pin
321, the 4th pin 323 and microprocessor 351, and testing circuit 353 connects the 5th pin 325 and microprocessor 351.Wherein,
Electric pressure converter 352 be a direct current to DC booster, and testing circuit 353 is whether one be placed in order to test earphone 20 and fill
The circuit of electricity seat 31.
Coordinating shown in Fig. 6 A, when earphone 20 is placed in cradle 31, the first terminal 11 will the 4th pin in electrical contact
323, and the second terminal 13 will the 3rd pin 321 and the 5th pin 325 in electrical contact.Testing circuit 353 is via the 5th pin
325 in electrical contact with the second terminal 13, to detect that earphone 20 is placed among cradle 31, thus produce an enable signal
And transmit enable signal to microprocessor 351.Microprocessor 351 controls electric pressure converter 352 according to enable signal and changes out one
Charging current (such as: charging current), and export charging current to head circuit via the 3rd pin 321 and the 4th pin 323
Unit 17.
Afterwards, the bias circuit 171 of head circuit unit 17 receives charged electrical via the first terminal 11 and the second terminal 13
Stream, and charging current is sent to the first charger 172.First charger 172 i.e. may utilize charging current for the first charging
Battery 16 charges.
Charging circuit unit 35 also includes a connector 350, such as: USB connector.Adapter 350 is by a connecting line
Connect an external power source 36, such as: civil power.
In one embodiment of the invention, electric pressure converter 352 is to be directly connected to adapter 350.When testing circuit 353 passes
When sending enable signal to microprocessor 351, microprocessor 351 controls electric pressure converter 352 and is directly converted to by external power source 36
Charging current, in order to provide earphone 20 to charge required energy.
Or, as it is shown in figure 9, in further embodiment of this invention, charging circuit unit 35 also includes one second charger 354
And one second rechargeable battery 355, the second charger 354 connects adapter 350, and the second rechargeable battery 355 connects the second charging
Device 354 and electric pressure converter 352.Second charger 354 receives external power source 36 via adapter 350, to utilize external power source
36 precharge for the second rechargeable battery 355.When testing circuit 353 transmits enable signal to microprocessor 351, if connecting
Device 350 is not connected with external power source 36, and microprocessor 351 will control electric pressure converter 352 and change depositing of the second rechargeable battery 355
Energy content is charging current, in order to provide earphone 20 to charge required energy.By the setting of the second rechargeable battery 355, can
So that charging device 30 becomes the charging device of a mobile, be satisfied with user be away from home for earphone 20 charging
Demand.
Referring again to Fig. 8 or Fig. 9, head circuit unit 17 also includes impedance matching circuit 173 and a radio frequency module
174.Impedance matching circuit 173 connects bias circuit 171 and radio frequency module 174.When earphone 20 operates at communication modes, second
Terminal 13 (or the first terminal 11) will be set to an antenna, in order to receives a RF signal via the second terminal 13.Radio frequency is interrogated
Number it is sent to radio frequency module 174 via bias circuit 171 and impedance matching circuit 173.Afterwards, radio frequency module 174 processes radio frequency
Signal is to export an audible signals from the earplug portion 21 of earphone 20.
From the above, when earphone 20 operates at charging modes, the first terminal 11 and the second terminal 13 will be set as
Charging terminal, to receive charging current by charging terminal.When earphone 20 operates at communication modes, the first terminal 11 or the second
Terminal 13 will be set as antenna, in order to receives a RF signal by antenna.Then, the first terminal of earphone 20 of the present invention
11 and second terminal 13 can be set as charging terminal or antenna, cause reduce earphone 20 internal circuit unit arrange number
Amount, to reduce the size of earphone.
Referring to Figure 10, the particular circuit configurations for the bias circuit of the head circuit unit of one embodiment of the invention is illustrated
Figure.As shown in Figure 10, the bias circuit 171 of head circuit unit 17 is a T-shaped circuit, and it includes inducer 1711 and an electricity
Container 1713.One end of inducer 1711, one end and second terminal 13 of capacitor 1713 are connected to a primary nodal point 1715 altogether,
The other end of inducer 1711 is connected to a charge path 175, and the other end of capacitor 1713 is connected to a RF signal and receives
Path 176, and the first terminal ground connection 11.Charge path 175 includes the first charger 172 and the first rechargeable battery 16, and radio frequency
Signal reception path 176 includes impedance matching circuit 173 and radio frequency module 174.
Here, bias circuit 171 is to be designed with T-type structure, when earphone 20 operates at charging modes, charging current
(such as: DC current) is completely cut off by capacitor 1713, such as: capacitor 1713 direct current interruption, then, charging current will be via
Inducer 1711 guides, and causes flowing to charge path 175.Otherwise, when earphone 20 operates at communication modes, RF signal (example
Such as the AC signal of high frequency) completely cut off by inducer 1711, such as: inducer 1711 alternating current interruption, then, RF signal via
Capacitor 1713 guides, and causes flowing to RF signal RX path 176.
As described above, an only preferred embodiment of the present invention, not it is used for limiting the scope that the present invention implements,
The most all according to the impartial change for it of the shape described in the claims in the present invention, structure, feature and spiritual institute and modification, all should be included in
In the claim of the present invention.
Claims (10)
1. an earphone, it is a wireless PlayGear Stealth, it is characterised in that described earphone includes:
One earplug portion；And
One body, including a top and a bottom, described top connects described earplug portion, and the center configuration of described bottom has one
The first terminal and one is looped around the second terminal that described the first terminal is peripheral, wherein said body be internally provided with one the
One rechargeable battery；
Wherein, when the running of described earphone is at a charging modes, described the first terminal and described second terminal are set to charging
Terminal, in order to receive the charging current outside, utilizes described charging current with for described first rechargeable battery charging.
Earphone the most according to claim 1, it is characterised in that when the running of described earphone is at a communication modes, described the
Two-terminal is set to an antenna to receive a RF signal.
3. the charging device of an earphone according to claim 1, it is characterised in that described charging device includes:
One cradle, is provided with at least one pedestal portion, and wherein said pedestal portion includes one the 3rd pin, one the 4th pin and 1
Five pins, described 3rd pin and described 4th pin are for for electric pin, and described 5th pin is one in order to detect described earphone
Whether insert the pin of described cradle；
Wherein, when the described body of described earphone inserts the described pedestal portion of described cradle, described the of described earphone
One terminal is by described 4th pin in electrical contact, and described 3rd pin in electrical contact and the described 5th are connect by described second terminal
Foot, described charging device exports described charging current extremely described earphone via described 3rd pin and described 4th pin, described
Earphone via charging current described in described the first terminal and described second terminal reception with for described first rechargeable battery charging.
Charging device the most according to claim 3, it is characterised in that when described second terminal of described earphone is in electrical contact
During described five pin in the described pedestal portion of described cradle, described charging device detects that described earphone fills described in being placed in
In electricity seat, with by described charging current output extremely described earphone.
Charging device the most according to claim 3, it is characterised in that also include that a housing, described housing include a hollow
Accommodating area, described cradle be accommodated in the described accommodating area of described housing or from the described accommodating area of described housing extract out.
Charging device the most according to claim 3, it is characterised in that described cradle is also configured with a connector, and interior
Portion also includes one second rechargeable battery, and described second rechargeable battery connects described adapter, and described adapter is with a connecting line
Receiving an external power source, described cradle utilizes described external power source to charge, when described earphone for described second rechargeable battery
When inserting described cradle, the power storage of described second rechargeable battery is converted to described charging current by described cradle, and
By the output of described charging current to described earphone.
7. an earphone charging circuit, it is characterised in that described earphone charging circuit includes:
One head circuit unit, including:
One the first terminal；
One second terminal；
One bias circuit, connects described the first terminal and described second terminal；And
One first charger, connects described bias circuit and one first rechargeable battery respectively, wherein when described bias circuit via
When described the first terminal and described second terminal reception one charging current, charging current described in described first charger utilizing for
Described first rechargeable battery charging；And
One charging circuit unit, including:
One the 3rd pin；
One the 4th pin；
One the 5th pin；
One microprocessor；
One electric pressure converter, connects described 3rd pin, described 4th pin and described microprocessor, fills described in changing out
Electricity electric current；And
One testing circuit, connects described microprocessor and described 5th pin；
Wherein, connect when described the first terminal described 4th pin in electrical contact and described second terminal the in electrical contact described 3rd
When foot and described five pin, described testing circuit transmits via detecting described 5th pin described second terminal in electrical contact
One enable signal is to described microprocessor, and described microprocessor controls described electric pressure converter according to described enable signal to be changed out
Described charging current, and export described charging current to described head circuit list via described 3rd pin and described 4th pin
Unit.
Earphone charging circuit the most according to claim 7, it is characterised in that described charging circuit unit also includes a connection
Device, one second charger and one second rechargeable battery, described adapter connects described second charger and an external power source, described
Second rechargeable battery connects described second charger and described electric pressure converter, when described testing circuit transmits described enable signal
During to described microprocessor, described microprocessor controls described electric pressure converter and is turned by the power storage of described second rechargeable battery
It is changed to described charging current.
Earphone charging circuit the most according to claim 7, it is characterised in that described head circuit unit also includes an impedance
Match circuit and a radio frequency module, described impedance matching circuit connects described bias circuit and described radio frequency module, when described the
When two-terminal receives a RF signal, described RF signal is sent to institute via described bias circuit and described impedance matching circuit
State radio frequency module.
Earphone charging circuit the most according to claim 7, it is characterised in that the described bias of described head circuit unit
The T-shaped circuit that circuit is formed by an inducer and a capacitor, one end of described inducer, one end of described capacitor and institute
Stating the first terminal or described second terminal is connected to a primary nodal point altogether, the other end of described inducer is connected to a charging circuit
Footpath, and the other end of described capacitor is connected to a RF signal RX path.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662297237P | 2016-02-19 | 2016-02-19 | |
| US62/297,237 | 2016-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106131725A true CN106131725A (en) | 2016-11-16 |
Family
ID=57283047
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620710435.XU Expired - Fee Related CN206042502U (en) | 2016-02-19 | 2016-07-07 | Circuit board structure |
| CN201610530468.0A Pending CN106131725A (en) | 2016-02-19 | 2016-07-07 | Earphone, earphone charging device and earphone charging circuit |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620710435.XU Expired - Fee Related CN206042502U (en) | 2016-02-19 | 2016-07-07 | Circuit board structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN206042502U (en) |
| TW (2) | TWI608741B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107484060A (en) * | 2017-10-16 | 2017-12-15 | 吉安市立讯射频科技股份有限公司 | A kind of high-fidelity bluetooth earphone |
| CN107623362A (en) * | 2017-11-08 | 2018-01-23 | 深圳市沃特沃德股份有限公司 | Wireless headset charging box and its control method and device |
| CN108039752A (en) * | 2017-12-19 | 2018-05-15 | 歌尔股份有限公司 | The method for controlling power supply of charging box and charging box |
| CN108092356A (en) * | 2017-12-19 | 2018-05-29 | 歌尔股份有限公司 | Charging box, wireless device, wireless headset and charging system |
| CN108199447A (en) * | 2018-02-07 | 2018-06-22 | 惠州市咯能科技有限公司 | A kind of microphone charging ring and its charger |
| CN108810704A (en) * | 2018-07-06 | 2018-11-13 | 歌尔股份有限公司 | earphone and earphone charging assembly |
| CN108991682A (en) * | 2018-09-03 | 2018-12-14 | 出门问问信息科技有限公司 | Accommodating case |
| CN110224457A (en) * | 2019-05-29 | 2019-09-10 | 维沃移动通信有限公司 | Charging unit and charging method |
| CN110311434A (en) * | 2019-05-07 | 2019-10-08 | 美律电子(深圳)有限公司 | Earphone charging system and earphone charging method |
| CN112887862A (en) * | 2021-01-22 | 2021-06-01 | 维沃移动通信有限公司 | Earphone assembly |
| CN115550795A (en) * | 2022-12-02 | 2022-12-30 | 深圳市晶讯技术股份有限公司 | Wireless earphone |
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- 2016-07-07 TW TW105121548A patent/TWI608741B/en not_active IP Right Cessation
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| US20140166122A1 (en) * | 2007-07-09 | 2014-06-19 | Personics Holdings Inc. | Methods and mechanisms for inflation |
| WO2009010106A1 (en) * | 2007-07-18 | 2009-01-22 | Universität der Künste Berlin Institut für Produkt- und Prozessgestaltung | Device for the playback of sounds |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107484060A (en) * | 2017-10-16 | 2017-12-15 | 吉安市立讯射频科技股份有限公司 | A kind of high-fidelity bluetooth earphone |
| CN107623362A (en) * | 2017-11-08 | 2018-01-23 | 深圳市沃特沃德股份有限公司 | Wireless headset charging box and its control method and device |
| CN108039752A (en) * | 2017-12-19 | 2018-05-15 | 歌尔股份有限公司 | The method for controlling power supply of charging box and charging box |
| CN108092356A (en) * | 2017-12-19 | 2018-05-29 | 歌尔股份有限公司 | Charging box, wireless device, wireless headset and charging system |
| CN108199447A (en) * | 2018-02-07 | 2018-06-22 | 惠州市咯能科技有限公司 | A kind of microphone charging ring and its charger |
| CN108810704B (en) * | 2018-07-06 | 2020-05-22 | 歌尔股份有限公司 | Earphone and earphone charging assembly |
| CN108810704A (en) * | 2018-07-06 | 2018-11-13 | 歌尔股份有限公司 | earphone and earphone charging assembly |
| CN108991682A (en) * | 2018-09-03 | 2018-12-14 | 出门问问信息科技有限公司 | Accommodating case |
| CN110311434A (en) * | 2019-05-07 | 2019-10-08 | 美律电子(深圳)有限公司 | Earphone charging system and earphone charging method |
| CN110224457A (en) * | 2019-05-29 | 2019-09-10 | 维沃移动通信有限公司 | Charging unit and charging method |
| CN112887862A (en) * | 2021-01-22 | 2021-06-01 | 维沃移动通信有限公司 | Earphone assembly |
| CN112887862B (en) * | 2021-01-22 | 2022-11-22 | 维沃移动通信有限公司 | Earphone assembly |
| CN115550795A (en) * | 2022-12-02 | 2022-12-30 | 深圳市晶讯技术股份有限公司 | Wireless earphone |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM537365U (en) | 2017-02-21 |
| TW201731302A (en) | 2017-09-01 |
| TWI608741B (en) | 2017-12-11 |
| CN206042502U (en) | 2017-03-22 |
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