CN106454608A - Low-loss wireless Bluetooth headset - Google Patents
Low-loss wireless Bluetooth headset Download PDFInfo
- Publication number
- CN106454608A CN106454608A CN201611103567.7A CN201611103567A CN106454608A CN 106454608 A CN106454608 A CN 106454608A CN 201611103567 A CN201611103567 A CN 201611103567A CN 106454608 A CN106454608 A CN 106454608A
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- battery
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- wireless bluetooth
- metal shielding
- bluetooth headsets
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- 239000002184 metal Substances 0.000 claims abstract description 76
- 229910052751 metal Inorganic materials 0.000 claims abstract description 76
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 9
- 229910052737 gold Inorganic materials 0.000 claims description 9
- 239000010931 gold Substances 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 239000004332 silver Substances 0.000 claims description 5
- PEZNEXFPRSOYPL-UHFFFAOYSA-N (bis(trifluoroacetoxy)iodo)benzene Chemical compound FC(F)(F)C(=O)OI(OC(=O)C(F)(F)F)C1=CC=CC=C1 PEZNEXFPRSOYPL-UHFFFAOYSA-N 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000004891 communication Methods 0.000 abstract description 14
- 230000005855 radiation Effects 0.000 abstract description 13
- 150000003071 polychlorinated biphenyls Chemical class 0.000 abstract 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000008054 signal transmission Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 9
- 230000005236 sound signal Effects 0.000 description 7
- 239000004020 conductor Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000011514 reflex Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 description 1
- 240000006409 Acacia auriculiformis Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005404 monopole Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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
- H04R1/1091—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
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Headphones And Earphones (AREA)
- Structure Of Receivers (AREA)
Abstract
The invention discloses a low-loss wireless Bluetooth headset. A left headset/right headset of the Bluetooth headset comprises an ear-hook component and a headset body which are mutually connected, a battery, a PCB (printed circuit board) and an antenna module are arranged in the headset body, and a metal shielding shell wraps the outside of the battery and is connected with the PCB. The metal shielding shells are additionally arranged on the outside of the batteries and connected with the PCBs and the ground, so that the batteries are changed into signal reflection planes, the horizontal plane length and the area of the PCBs are effectively extended, signal transmission efficiency and signal radiation field intensity of antennas are greatly improved, so that stability of communication connection between the left headset and the right headset is ensured, the metal shielding shells connected with the ground are arranged on the outside of the batteries, so that the batteries are shielded, antenna signals cannot be absorbed by the batteries, loss of the antenna signals is reduced, a large space for the antennas cannot be reserved, the size of the batteries can be increased as far as possible, playing time of the Bluetooth headset is greatly prolonged, and user experience is improved.
Description
Technical field
The present invention relates to communication technique field, more particularly, to a kind of low-loss wireless Bluetooth headsets.
Background technology
Bluetooth audio receiver has listed for many years, and all receptors all have the integrated circuit of triangular web chip, with
Just communicated with from smart mobile phone, the bluetooth transmitters of PC or independent audio emitter.
Traditional bluetooth earphone with physical conductors includes：Bluetooth Receiver, is connected to bluetooth by physical conductors respectively
The left speaker at receptor two ends and right speaker.Such bluetooth earphone is by physical conductors come transmission signal, bluetooth
Receptor distributes received audio signal to left speaker and right speaker.For I tech clip S, it is three-dimensional
Sound audio signals transmission means is：Bluetooth Receiver receives stereo audio, after left and right therein audio signal is amplified, passes through
Physical conductors are assigned to the driver of left and right speaker.Due to the presence of physical conductors between left speaker and right speaker, make
Obtain the wireless headset that this traditional bluetooth earphone is not truly.
With the progress of wireless communication technology, occur in that a kind of full Wireless earphone at present, be respectively equipped with its left and right earphone
One Bluetooth Receiver, two Bluetooth Receivers are wirelessly connected by bluetooth, and one of as master unit, another as from
Unit, master unit support call processes and controls, forwards audio stream to from unit.Thus, the left and right earphone of this full Wireless earphone
Between without physical conductors connect, be referred to as " real wireless Bluetooth headsets ".
Refer to Fig. 1, Fig. 1 be audio signal wireless blue tooth Transmission system, including bluetooth ANTENNAUDIO source (as mobile phone,
Flat board), the master unit of full Wireless earphone, full Wireless earphone from unit；Generally, the Bluetooth Receiver in left earphone is as main list
Bluetooth Receiver in unit, right earphone is as from unit；Master unit receives the audio signal that the transmission of bluetooth ANTENNAUDIO source comes, then
By right audio signal therein be wirelessly transmitted to wireless telecommunications between unit, left and right earphone creeping wave transmission path such as Fig. 2 and
Shown in Fig. 3.
At present number of types of full Wireless earphone occurs on the market, its size is also done less and less, on the one hand improves product
The portability of product, saves and takes up room, and meets user's request；But, on the other hand but result in some defects：Due to
In the In-Ear structure space of very little, need to accommodate antenna, battery, the part such as PCBA wiring board so that between all parts
Apart from close, stronger signal interference can be produced each other, especially closely playing battery can absorb the part that antenna is launched
Signal energy, so that master unit and the connection between unit are unstable, ultimately result in radio communication quality between the ear of left and right and becomes
Difference, leverages audio frequency result of broadcast.Therefore, how to lift the radio communication quality between the ear of left and right, be urgently to solve at present
Technical problem certainly.
Content of the invention
It is an object of the invention to provide a kind of low-loss wireless Bluetooth headsets, overcome the left and right ear that prior art exists
Between communicate to connect unstable defect.
For reaching this purpose, the present invention employs the following technical solutions：
A kind of low-loss wireless Bluetooth headsets, its left earphone/right earphone includes the ear-hang assembly being connected and earphone basis
Body, is equiped with battery, pcb board and Anneta module in described headset body, the outside of described battery is coated with metal shielding,
This metal shielding is connected with pcb board ground.
Optionally, above-mentioned wireless Bluetooth headsets also include metal rack, and described metal shielding is welded by metal rack
To the ground via pad of pcb board.
Optionally, described metal shielding include inside be provided with battery containing space shielding case body, be located at shielding case
Metal pins on body, this metal shielding is soldered in the ground via pad of pcb board by its metal pins.
Optionally, described metal shielding is specially copper, silver, gold or tinfoil paper.
Optionally, described metal rack includes integrally formed planar contact, clamping part and weld part；Described clamping part
It is downwardly extending by the both sides of planar contact, weld part is upwardly extended by the two-end-point on planar contact and formed.
Optionally, described metal rack is specially copper, silver, gold or tinfoil paper.
Optionally, described Anneta module is specially monopole antenna, dipole antenna, PIFA antenna or spring antenna.
Optionally, described metal shielding is totally enclosed type shielding case.
Optionally, described metal shielding is semi-enclosed shielding case, and it is corresponding with the lead outlet of internal cell
Side opens.
Optionally, it is provided with gap between described battery and its outside metal shielding.
Compared with prior art, beneficial effects of the present invention are：
1st, set up metal shielding in the outside of headset batteries in the present invention and it is connected with pcb board so that battery
Become signaling reflex plane, effectively extend ground level length and the area of pcb board, the signal significantly improving antenna passes
Defeated efficiency and signal radiation field intensity, thus ensure that the stability of communication connection between the earphone of left and right, finally improve bluetooth ear
The audio frequency result of broadcast of machine；From the point of view of the communication distance of the product of actual measurement, the distance lifting more than 100% of left and right earphone communication.
2nd, because outside batteries are provided with the metal shielding of ground connection, battery is shielded, and on the one hand can avoid battery to antenna
The absorption of signal, reduces the loss of aerial signal；On the other hand, because battery is shielded, thus battery can in close proximity to antenna,
Larger space need not be reserved so that battery size can increase as far as possible for antenna again, provide more multi-energy for earphone, greatly prolong
The reproduction time of earphone, lifts Consumer's Experience.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, also may be used
So that other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the wireless blue tooth Transmission system topology view of audio signal general at present；
Fig. 2 is the first creeping wave transmission schematic diagram of wireless telecommunications between the left and right earphone of wireless Bluetooth headsets；
Fig. 3 is the second creeping wave transmission schematic diagram of wireless telecommunications between the left and right earphone of wireless Bluetooth headsets；
The overall structure diagram of the left earphone of the wireless Bluetooth headsets that Fig. 4 provides for the embodiment of the present invention one；
The explosive view of the left earphone of the wireless Bluetooth headsets that Fig. 5 provides for the embodiment of the present invention one；
The assembling structure axonometric chart of the battery that Fig. 6 provides for the embodiment of the present invention one and pcb board, antenna；
The assembling structure side view of the battery that Fig. 7 provides for the embodiment of the present invention one and pcb board, antenna；
Fig. 8 for the embodiment of the present invention one provide when battery is not provided with metal shielding antenna signal radiation field intensity
Figure；
Fig. 9 for the embodiment of the present invention one provide when battery is provided with metal shielding and connects pcb board antenna signal amplitude
Penetrate field strength pattern；
The overall structure view of the right earphone of the wireless Bluetooth headsets that Figure 10 provides for the embodiment of the present invention two；
The explosive view of the right earphone of the wireless Bluetooth headsets that Figure 11 provides for the embodiment of the present invention two；
Illustrate：Left earphone 1, left ear-hang assembly 11, left headset body 12, body upper casing 121, body lower casing 122,
Pcb board 123, pcb board support 124, metal rack 125, battery 126, loudspeaker 127, receiver lower casing 128, earcap 129, plane connect
Contact portion 1251, clamping part 1252, weld part 1253；Left earphone 2, right earphone body 22, body upper casing 221, body lower casing 222,
Pcb board 223, metal rack 225, battery 226, loudspeaker 227, receiver lower casing 228, earcap 229.
Specific embodiment
For enabling the goal of the invention of the present invention, feature, advantage more obvious and understandable, below in conjunction with the present invention
Accompanying drawing in embodiment, is clearly and completely described it is clear that disclosed below to the technical scheme in the embodiment of the present invention
Embodiment be only a part of embodiment of the present invention, and not all embodiment.Based on the embodiment in the present invention, this area
All other embodiment that those of ordinary skill is obtained under the premise of not making creative work, broadly falls into present invention protection
Scope.
The core concept of the present invention is：Under the development trend of miniaturization of electronic products, the inside of wireless Bluetooth headsets is empty
Between less and less so that all parts size that includes the parts such as pcb board, battery, antenna is also less and less.In the case,
Due to the ground area very little of pcb board, the efficiency of the antenna on pcb board and radiation field intensity all cannot be lifted；Simultaneously as it is empty
Between limited, increase pcb board transmission power be not good method.Further, since battery can absorb the radiation of antenna near antenna
Signal, and in limited physical space, battery size is bigger will be the closer to antenna, the radiation signal of antenna will be easier
Absorbed by battery.Based on this, the present invention, by by improving to the assembling structure of battery and pcb board, reduces battery to antenna
The absorbtivity of radiation signal, thus lift the intensity of aerial radiation signal.
Further illustrate technical scheme below in conjunction with the accompanying drawings and by specific embodiment.
Embodiment one
Refer to Fig. 4 and Fig. 5, Fig. 4 and Fig. 5 is the structure chart of left earphone provided in an embodiment of the present invention.Left earphone 1 is by phase
The left ear-hang assembly 11 connecting and left headset body 12 form.
Left headset body 12 specifically includes：Body upper casing 121, body lower casing 122, pcb board 123, metal rack 125, electricity
Pond 126, loudspeaker 127, receiver lower casing 128.Body upper casing 121 and body lower casing 122 are interlocked and form body housing, body housing
There is an accommodation space inside；Pcb board 123, metal rack 125 and battery 126 are installed in body enclosure interior；Body lower casing
122 be externally formed with a receiver upper casing being adapted with receiver lower casing 128, receiver lower casing 128 and receiver upper casing are interlocked shape
Become to listen cylinder shell, loudspeaker 127 are fixed to be listened in cylinder shell and electrically connected with pcb board 123.
It is additionally provided with left headset body 12：Pcb board support 124, earcap 129.For avoiding left earphone because being chronically at motion
In environment, generation is rocked and leads to product quality to decline, and is additionally provided with a pcb board support 124, pcb board 123 in left headset body 12
Body enclosure interior is fixed at by pcb board support 124.In addition, receiver hull outside is also arranged with earcap 129, to carry
Rise the experience of user.
Refer to Fig. 6 and Fig. 7, Fig. 6 and Fig. 7 is the assembling schematic diagram of battery 126 and pcb board 123 in the present embodiment.This reality
Apply in example, the outside of battery 126 is coated with metal shielding, its lead connects to pcb board 123 through metal shielding；Metal
Support 125 includes：Planar contact 1251, clamping part 1252, weld part 1253, three in one molding, clamping part 1252 is by putting down
The both sides of face contact site 1251 are downwardly extending, and weld part 1253 upwardly extends shape by the two-end-point on planar contact 1251
Become；Bluetooth Receiver and Anneta module (not shown) are provided with pcb board 123, Anneta module may be selected the one pole of pottery
Sub-antenna, dipole antenna are it is also possible to select other forms, such as PIFA antenna, spring antenna etc.；Metal rack 125 passes through folder
Hold portion 1252 battery 126 is gripped, be soldered in the ground via pad of pcb board 123 by weld part 1253 simultaneously.
Because the battery 126 that outside is coated with metal shielding is soldered to the ground mistake of pcb board 123 by metal rack 125
On eyelet welding disk, the metal shielding of ground connection becomes signaling reflex plane, effectively extend pcb board 123 ground level length and
Area, thus greatly improve radiation field intensity and the efficiency of antenna.Further, since battery is by metal shielding grounded shield, phase
When thoroughly disappearing in battery, battery is exactly therefore to avoid battery that the signal of antenna is absorbed, and battery
Size no longer limited, without considering further that the space avoiding Anneta module, the size of battery can be increased, thus effectively prolonging as far as possible
The audio presentation time of long earphone.
In the present embodiment, the metal shielding outside battery 126 and the material of metal rack 125 can be arbitrarily conductive
Metal, such as copper, silver, gold, tinfoil paper etc..
Metal shielding can adopt totally enclosed type, only opens up through hole in the lead outlet position of battery, with maximum
Change ground and extend ground level；It is of course also possible to using semi-enclosed, open in that side of lead outlet of battery.
In actual application, battery 126 may lead to slight expansion or shape because working long hours heating
Become, thus, a small amount of space can be left between battery 126 and its outside metal shielding, be expansion or the deformation of battery 126
Leave space.
Refer to Fig. 8 and Fig. 9, Fig. 8 and Fig. 9 is respectively in battery peripheral hardware metal shielding and the aerial radiation before and after being grounded
The field intensity view of signal.By contrast, using identical Anneta module, the battery of same size and body enclosure interior
Under the identical precondition of space, after be connected in battery peripheral hardware metal shielding and with pcb board 123 ground, the spoke of Anneta module
Penetrate that field strength pattern is bigger, in addition also enhance toward the field intensity of brain rear direction, this is more favourable to Er-ear communication, makes left and right earphone
Connect more stable, from the point of view of the communication distance of the product of actual measurement, the distance lifting more than 100% of left and right earphone communication.
Embodiment two
The scheme that embodiment one is provided is to set up Metal shielding shell to the battery within left earphone and be grounded, so i.e.
The radiation field intensity of left earphone inside antenna can be strengthened, improve the stability of communication connection between left earphone and right earphone.
And the scheme providing in the present embodiment two is：Metal shielding shell is set up to the battery within right earphone and is grounded,
Strengthen the radiation field intensity of right earphone inside antenna, improve the stability of communication connection between right earphone and left earphone, its effect with
Embodiment one is identical.
Refer to Figure 10 and Figure 11, Figure 10 and Figure 11 is the structure chart of right earphone provided in an embodiment of the present invention.Right earphone 2
It is made up of the auris dextra hanging component 21 and right earphone body 22 being connected.
Right earphone body 22 specifically includes：Body upper casing 221, body lower casing 222, pcb board 223, pcb board support 224, gold
Belong to support 225, battery 226, loudspeaker 227, receiver lower casing 228, earcap 229.Body upper casing 221 is interlocked with body lower casing 122
Form body housing, pcb board 223, metal rack 225 and battery 226 are installed in body enclosure interior；Body lower casing 222
It is externally formed with a receiver upper casing being adapted with receiver lower casing 228, receiver lower casing 228 and receiver upper casing are interlocked formation receiver
Housing, loudspeaker 227 are fixed to be listened in cylinder shell and is electrically connected with pcb board 223, and earcap 229 is sheathed on receiver hull outside.
In the present embodiment, the battery 226 that outside is coated with metal shielding is fixing with pcb board 223 by metal rack 225
Connect, specific assembling mode is completely the same with embodiment one, specifically refers to shown in Fig. 6 and Fig. 7, here is omitted.
Either individually metal shielding is set up to the battery within left earphone, or individually to the battery within right earphone
Set up metal shielding, all can effectively improve the signal radiation field intensity of respective antenna, thus strengthening between left earphone and right earphone
The stability of communication connection.Certainly, in other embodiments, also gold can be set up to the battery within left earphone and left earphone simultaneously
Belong to shielding case and be grounded, all within the scope of the present invention.
Embodiment three
In embodiment one and embodiment two, outside is coated with the battery of metal shielding all by metal rack and PCB
Plate is fixedly connected, and the effect of metal rack is：By the metal shielding of outside batteries and pcb board ground while self-contained battery
Connect.
Because metal shielding and the metal rack of outside batteries is all using conducting metal material, thus can be to metal screen
Cover shell and carry out structure improvement so as to realize the function of metal rack while possessing battery function of shielding, thus dispensing gold
Belong to support, reduce production cost.Specifically improved procedure is：Metal pins are set up outside the metal shielding of outside batteries,
In assembling process, the metal shielding of outside batteries is directly welded in the ground via pad of pcb board by metal pins, this
Sample, metal shielding can be directly connected with pcb board ground.
Certainly, the mode that metal shielding is connected with pcb board ground can also adopt other various modes, is not specifically limited
System, all within the scope of the present invention.
The above, above example only in order to technical scheme to be described, is not intended to limit；Although with reference to front
State embodiment the present invention has been described in detail, it will be understood by those within the art that：It still can be to front
State the technical scheme described in each embodiment to modify, or equivalent is carried out to wherein some technical characteristics；And these
Modification or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a kind of low-loss wireless Bluetooth headsets, its left earphone/right earphone includes ear-hang assembly and the headset body being connected,
It is equiped with battery, pcb board and Anneta module it is characterised in that the outside of described battery is coated with gold in described headset body
Belong to shielding case, this metal shielding is connected with pcb board ground.
2. low-loss wireless Bluetooth headsets according to claim 1 are it is characterised in that also including metal rack, described
Metal shielding is soldered in the ground via pad of pcb board by metal rack.
3. low-loss wireless Bluetooth headsets according to claim 1 are it is characterised in that in described metal shielding includes
Portion is provided with the shielding case body in battery containing space, the metal pins being located on shielding case body, and this metal shielding passes through it
Metal pins are soldered in the ground via pad of pcb board.
4. low-loss wireless Bluetooth headsets according to claim 1 are it is characterised in that described metal shielding is specially
Copper, silver, gold or tinfoil paper.
5. low-loss wireless Bluetooth headsets according to claim 2 are it is characterised in that described metal rack includes one
The planar contact of molding, clamping part and weld part；Described clamping part is downwardly extending by the both sides of planar contact, welding
Portion is upwardly extended by the two-end-point on planar contact and is formed.
6. low-loss wireless Bluetooth headsets according to claim 2 are it is characterised in that described metal rack is specially
Copper, silver, gold or tinfoil paper.
7. low-loss wireless Bluetooth headsets according to claim 1 are it is characterised in that described Anneta module is specially list
Pole sub-antenna, dipole antenna, PIFA antenna or spring antenna.
8. low-loss wireless Bluetooth headsets according to claim 1 are it is characterised in that described metal shielding is full envelope
Enclosed shielding case.
9. low-loss wireless Bluetooth headsets according to claim 1 are it is characterised in that described metal shielding is half envelope
Enclosed shielding case, its side corresponding with the lead outlet of internal cell opens.
10. low-loss wireless Bluetooth headsets according to claim 1 are it is characterised in that described battery is outside with it
It is provided with gap between metal shielding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611103567.7A CN106454608A (en) | 2016-12-05 | 2016-12-05 | Low-loss wireless Bluetooth headset |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611103567.7A CN106454608A (en) | 2016-12-05 | 2016-12-05 | Low-loss wireless Bluetooth headset |
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| CN106454608A true CN106454608A (en) | 2017-02-22 |
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| CN201611103567.7A Pending CN106454608A (en) | 2016-12-05 | 2016-12-05 | Low-loss wireless Bluetooth headset |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108987944A (en) * | 2018-07-24 | 2018-12-11 | 维沃移动通信有限公司 | A kind of terminal device |
| CN108987945A (en) * | 2018-07-24 | 2018-12-11 | 维沃移动通信有限公司 | A kind of terminal device |
| CN109327753A (en) * | 2017-07-31 | 2019-02-12 | 北京小米移动软件有限公司 | Bluetooth earphone |
| CN111835386A (en) * | 2019-04-22 | 2020-10-27 | 恩智浦有限公司 | wireless communication device |
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| CN206364977U (en) * | 2016-12-05 | 2017-07-28 | 深圳市科奈信科技有限公司 | A kind of low-loss wireless Bluetooth headsets |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109327753A (en) * | 2017-07-31 | 2019-02-12 | 北京小米移动软件有限公司 | Bluetooth earphone |
| CN108987944A (en) * | 2018-07-24 | 2018-12-11 | 维沃移动通信有限公司 | A kind of terminal device |
| CN108987945A (en) * | 2018-07-24 | 2018-12-11 | 维沃移动通信有限公司 | A kind of terminal device |
| US11527812B2 (en) | 2018-07-24 | 2022-12-13 | Vivo Mobile Communication Co., Ltd. | Terminal device |
| US11962066B2 (en) | 2018-07-24 | 2024-04-16 | Vivo Mobile Communication Co., Ltd. | Terminal device |
| CN111835386A (en) * | 2019-04-22 | 2020-10-27 | 恩智浦有限公司 | wireless communication device |
| CN111835386B (en) * | 2019-04-22 | 2023-11-24 | 恩智浦有限公司 | wireless communication device |
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