CN207069066U - Broad-band antenna and mobile terminal - Google Patents
Broad-band antenna and mobile terminal Download PDFInfo
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- CN207069066U CN207069066U CN201621371799.6U CN201621371799U CN207069066U CN 207069066 U CN207069066 U CN 207069066U CN 201621371799 U CN201621371799 U CN 201621371799U CN 207069066 U CN207069066 U CN 207069066U
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Abstract
The utility model provides a kind of broad-band antenna and mobile terminal, wherein, broad-band antenna includes：Radiant body, feeder line, the first ground wire, the second ground wire and the 3rd ground wire, radiant body passes sequentially through the second ground wire, feeder line, the first ground wire and the 3rd ground wire connection mainboard, distributing point of the junction of radiant body and feeder line as radiant body, the first inductance is concatenated on second ground wire, match circuit is concatenated on feeder line, the second inductance is concatenated on the first ground wire, the first filter circuit is concatenated on the 3rd ground wire, second ground wire includes the first minor matters and the second minor matters, and the 3rd ground wire includes the 3rd minor matters and the 4th minor matters.Broad-band antenna and mobile terminal provided by the utility model, broad-band antenna high frequency band signal is tuned by match circuit, is tuned broad-band antenna low-band signal by the second inductance, is expanded the bandwidth of the resonant frequency of the upper antenna of mobile terminal.
Description
Technical field
It the utility model is related to terminal technology, more particularly to a kind of broad-band antenna and mobile terminal.
Background technology
The antenna of mobile terminal more by being formed positioned at the upper antenna on mobile terminal top and the lower antenna of bottom, upper antenna and
It is the metal rear shell of mobile terminal between lower antenna, upper antenna and lower antenna are separate.
In the prior art, the upper antenna of mobile terminal is divided into separate two parts again, is respectively：For top master
Antenna part and global positioning system (Global Positioning System, abbreviation：GPS)/Wireless Fidelity (Wireless
Fidelity, referred to as：WiFi) antenna part, wherein, top primary antenna part is used to receive cellular network signals, GPS/WiFi
Antenna part is used to receive GPS and WiFi signal.
Using prior art, the top primary antenna part of upper antenna and GPS/WiFi antenna parts are used both independently of each, and are moved
The bandwidth of the resonant frequency of the upper antenna of dynamic terminal is fixed, and the resonant frequency bandwidth of upper antenna is narrower.
Utility model content
The utility model provides a kind of broad-band antenna and mobile terminal, expands the resonant frequency of the upper antenna of mobile terminal
Bandwidth.
The utility model provides a kind of broad-band antenna, including：Radiant body, feeder line, the first ground wire, the second ground wire and the 3rd ground
Line；
The radiant body connects the mainboard of mobile terminal, the junction of the radiant body and the feeder line by the feeder line
For the distributing point of the radiant body, the radiant body is connected by first ground wire, second ground wire and the 3rd ground wire
Connect the mainboard and be grounded, second ground wire, the feeder line, first ground wire and the 3rd ground wire are arranged in order；
The first inductance is concatenated on second ground wire, match circuit is concatenated on the feeder line, is concatenated on first ground wire
Second inductance, the first filter circuit is concatenated on the 3rd ground wire, and the match circuit is used to tune the broad-band antenna high frequency
Segment signal, second inductance are used to tune the broad-band antenna low-band signal；
Part of second ground wire between first inductance and the radiant body includes the first minor matters and second
Section；
Part of 3rd ground wire between second filter circuit and the radiant body includes the 3rd minor matters and the
Four minor matters.
In the embodiment of the utility model one, first minor matters are vertical parallel to the radiant body, second minor matters
In the radiant body；
3rd minor matters are parallel to the radiant body, and the 4th minor matters are perpendicular to the radiant body.
In the embodiment of the utility model one, first switch is concatenated on first ground wire, the first switch is used for true
The connection or disconnection of fixed first ground wire.
In the embodiment of the utility model one, the first switch is additionally operable to when first ground wire connects described in determination
The inductance value of second inductance.
In the embodiment of the utility model one, the first electric capacity, first electric capacity and institute are also included on first ground wire
State the second inductance in parallel.
In the embodiment of the utility model one, first filter circuit includes：3rd inductance, the second electric capacity and the 4th electricity
Sense, the radiant body connect the first end of the 3rd inductance and the first end of second electric capacity, and the of the 3rd inductance
Two ends connect the first end of the 4th inductance, the second end connection institute of the 4th inductance with the second end of second electric capacity
State mainboard.
In the embodiment of the utility model one, the length of the length of first minor matters and second minor matters is according to
The distance between radiant body and described mainboard are adjusted；
The length of 3rd minor matters and the length of the 4th minor matters are according between the radiant body and the mainboard
Distance is adjusted.
In the embodiment of the utility model one, the broad-band antenna is vertical masonry joint antenna.
In the embodiment of the utility model one, the broad-band antenna is slit antenna.
In the embodiment of the utility model one, the broad-band antenna is U-shaped seam antenna.
The utility model provides a kind of mobile terminal, including the broad-band antenna any one of the various embodiments described above.
The utility model provides a kind of broad-band antenna and mobile terminal, wherein, broad-band antenna includes：Radiant body, feeder line,
One ground wire, the second ground wire and the 3rd ground wire, radiant body pass sequentially through the second ground wire, feeder line, the first ground wire and the connection of the 3rd ground wire
Distributing point of the junction of mainboard, radiant body and feeder line as radiant body, the first inductance is concatenated on the second ground wire, is concatenated on feeder line
Match circuit, the second inductance being concatenated on the first ground wire, the first filter circuit being concatenated on the 3rd ground wire, the second ground wire includes first
Section and the second minor matters, the 3rd ground wire include the 3rd minor matters and the 4th minor matters.Broad-band antenna provided by the utility model and movement are eventually
End, broad-band antenna high frequency band signal is tuned by match circuit, is tuned broad-band antenna low-band signal by the second inductance, is expanded
The bandwidth of the resonant frequency of the upper antenna of mobile terminal.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model broad-band antenna embodiment one；
Fig. 2 is the antenna mode schematic diagram of the utility model broad-band antenna embodiment one；
Fig. 3 is the structural representation of the utility model broad-band antenna embodiment two；
Fig. 4 is the structural representation of the utility model broad-band antenna embodiment three；
Fig. 5 is the structural representation of the utility model broad-band antenna example IV；
Fig. 6 is the structural representation of the utility model broad-band antenna embodiment five；
Fig. 7 is the structural representation of the utility model broad-band antenna embodiment six；
Fig. 8 is the structural representation of the utility model broad-band antenna embodiment seven；
Fig. 9 is the structural representation of the utility model broad-band antenna embodiment eight；
Figure 10 is the structural representation of the utility model broad-band antenna embodiment nine；
Figure 11 is the structural representation of the utility model mobile terminal embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Term " first ", " second ", " the 3rd " in specification and claims of the present utility model and above-mentioned accompanying drawing,
(if present)s such as " the 4 " is for distinguishing similar object, without for describing specific order or precedence.Should
The data that the understanding so uses can exchange in the appropriate case, so as to embodiment of the present utility model described herein for example
It can be implemented with the order in addition to those for illustrating or describing herein.In addition, term " comprising " and " having " and he
Any deformation, it is intended that cover it is non-exclusive include, for example, contain the process of series of steps or unit, method,
System, product or equipment are not necessarily limited to those steps clearly listed or unit, but may include what is do not listed clearly
Or for the intrinsic other steps of these processes, method, product or equipment or unit.
The technical solution of the utility model is described in detail with specifically embodiment below.These are specific below
Embodiment can be combined with each other, and may be repeated no more for same or analogous concept or process in some embodiments.
Fig. 1 is the structural representation of the utility model broad-band antenna embodiment one.As shown in figure 1, the present embodiment broadband day
Line includes：Radiant body 1, feeder line 2, the first ground wire 3, the second ground wire 4 and the 3rd ground wire 5.Wherein, radiant body 1 is connected by feeder line 2
The mainboard 6 of mobile terminal, the junction of radiant body 1 and feeder line 2 are the distributing point of radiant body 1, radiant body 1 by the first ground wire 3,
Second ground wire 4 and the 3rd ground wire 5 connection mainboard 6 are simultaneously grounded, and the second ground wire 4, feeder line 2, the first ground wire 3 and the 3rd ground wire 5 are successively
Arrangement.The first inductance 41 is concatenated on second ground wire 4, match circuit 21 is concatenated on feeder line 2, the second inductance is concatenated on the first ground wire 3
31, the first filter circuit 51 is concatenated on the 3rd ground wire 5, match circuit 21 is used to tune broad-band antenna high frequency band signal, the second electricity
Sense 31 is used to tune broad-band antenna low-band signal.Part of second ground wire 4 between the first inductance 41 and radiant body 1 includes the
One minor matters 42 and the second minor matters 43.Part of 3rd ground wire 5 between the second filter circuit 51 and radiant body 1 includes the 3rd minor matters
52 and the 4th minor matters 53.
Alternatively, in the above-described embodiments, the first minor matters 42 are parallel to radiant body 1, and the second minor matters 43 are perpendicular to radiant body
1, the 3rd minor matters 52 are parallel to radiant body 1, and the 4th minor matters 53 are perpendicular to radiant body 1.
Specifically, camera 7 is usually provided between radiant body 1 and mainboard 6, in the present embodiment the position position of camera 7
Between the first ground wire 3 and the 3rd ground wire 5, camera 7 can also be arranged in the other positions between radiant body 1 and mainboard 6, and first
Ground wire 3 is arranged on the middle part of radiant body 1, and feeder line 2 is arranged on the first ground wire 3 side opposite with camera 7, the second ground wire 4, feedback
Line 2, the first ground wire 3 and the 3rd ground wire 5 are arranged in order.
Wherein, the broad-band antenna that the present embodiment provides is the upper antenna of mobile terminal, and upper antenna comes real as an entirety
The reception and transmitting of existing cellular network signals, gps signal, WiFi signal, cellular network signals include 2G, 3G and 4G Cellular Networks
Network signal.The junction of feeder line and radiant body is as cellular network signals, gps signal, WiFi signal distributing point.
Fig. 2 is the antenna mode schematic diagram of the utility model broad-band antenna embodiment one.As shown in Fig. 2 Mode A is ring day
The wavelength mode of line 1/2, Mode B are 1/4 times of wavelength mode of inverse-F antenna, and pattern C is 1/2 times of wavelength mode of loop antenna, wherein, mould
The direction of arrow of formula A and pattern C loop antenna is the phase directional of signal code.
First ground wire 3 is grounded by the second inductance 31, and the second inductance 31 is used to tune broad-band antenna low-band signal, specifically
Ground, the second inductance 31 are used to tune cellular network signals low-frequency range, and the second inductance 31 is concatenated on the first ground wire 3 can realize tuning
Low frequency is to 1/4 times of wavelength mode of F antennas.
Second ground wire 4 is grounded by the first inductance 41, passes through the wavelength mould of loop antenna 1/2 between the second ground wire 4 and feeder line 2
Formula produces 2.4GWiFi, LTE B38, LTE B40 and LTE B41 resonance.
Match circuit 21 is concatenated on feeder line 2, match circuit 21 is used to tune broad-band antenna high frequency band signal, specifically,
It is used to tune cellular network signals high band with circuit 21.Wherein, a kind of possible implementation of match circuit 21 is LC
With circuit 21, an electric capacity and an inductance that will be in parallel be matched as match circuit 21.
3rd ground wire 5 is grounded by the second filter circuit 51, and the second filter circuit 51 of the 3rd ground wire 5 concatenation is to Cellular Networks
Open-circuit condition is presented in network signal low-frequency range, and big inductance state is presented to cellular network high-frequency signal, gps signal is presented short circuit or
Person's bulky capacitor state, produce GPS resonance using 1/2 times of wavelength mode of loop antenna of the ground wire 5 of feeder line 2 to the 3rd and cellular network is believed
Number intermediate frequency resonance.
1/4 times of wavelength mode of inverse-F antenna on the right side of the distributing point of radiant body 1 produces the low band resonance of cellular network signals.
The broad-band antenna that the present embodiment provides, during applied to upper antenna, upper antenna is unified overall broad-band antenna, by spoke
The junction of beam and feeder line is as the unique distributing point of radiant body so that the antenna of all patterns of hand aircraft antenna is fed altogether
Point, altogether radiant body, reduce radio-frequency devices used in antenna, reduce occupancy of the radio-frequency devices to motherboard space, and
Broad-band antenna high frequency band signal is tuned by match circuit, broad-band antenna low-band signal is tuned by the second inductance, so as to real
Show the tuning of the resonant frequency of the upper antenna of mobile terminal, and then expand the band of the resonant frequency of the upper antenna of mobile terminal
It is wide.
Fig. 3 is the structural representation of the utility model broad-band antenna embodiment two.As shown in figure 3, what the present embodiment provided
Broad-band antenna, first switch 32 is concatenated on the first ground wire 3, and first switch 32 is used for the connection or disconnection for determining the first ground wire 3.Its
In, when first switch 32 disconnects, radiant body 1 connects the mainboard 6 of mobile terminal, the company of radiant body 1 and feeder line 2 by feeder line 2
Distributing point of the place for radiant body 1 is connect, radiant body 1 connects mainboard 6 by the second ground wire 4 and the 3rd ground wire 5 and is grounded, the second ground wire
4th, the ground wire 5 of feeder line 2 and the 3rd is arranged in order.Specifically, when first switch 32 disconnects, not by concatenating on the first ground wire 3
Two inductance 31 are tuned to the low frequency signal of broad-band antenna；The low frequency signal of broad-band antenna is carried out when first switch 32 connects
Tuning, specific structure and state repeat no more as shown in embodiment one.
Alternatively, in the embodiment two shown in Fig. 3, first switch 32 is additionally operable to determine when the first ground wire 3 connects
The inductance value of two inductance 31, with by selecting the second inductance 31 of different induction value to adjust the low frequency signal of broad-band antenna
It is humorous.Specifically, some inductance are set side by side with the first ground wire 3 of broad-band antenna, first switch 32 is multidigit selecting switch, is led to
Cross switching first switch 32 and select a selection inductance as the second inductance 31 the first ground wire 3 of access.The inductance of first switch 32 and second
31 be series relationship, and radiant body 1 connects mainboard 6, the inductance of first switch 32 and second by the inductance 31 of first switch 32 and second
31 context is not construed as limiting, and radiant body 1 connects first switch 32 in the present embodiment, and first switch 32 passes through the second inductance 31
Connect mainboard 6.
Fig. 4 is the structural representation of the utility model broad-band antenna embodiment three.As shown in figure 4, what the present embodiment provided
Broad-band antenna, also include the first electric capacity 33 on the first ground wire 3, the first electric capacity 33 is in parallel with the second inductance 31.Specifically, the first electricity
The inductance 31 of appearance 33 and second collectively forms LC filter networks, and loading LC filter networks on the first ground wire 3 can be to inverse-F antenna 1/4
Times wavelength mode is tuned, and can reduce influence of the tuning manner to medium-high frequency again.LC filter networks and first switch 32
Context be not construed as limiting, in the present embodiment, radiant body 1 connect the second inductance 31 first end and the first electric capacity 33 the
One end, the second end of the second inductance 31 connect the first end of first switch 32, first switch 32 with the second end of the first electric capacity 33
The second end connection mainboard 6.Wherein, different LC filter networks are switched by first switch 32 or disconnects the first ground wire 3, with
Realize that the tuning to broad-band antenna low frequency signal reduces the influence to medium-high frequency again simultaneously.
Alternatively, in the above-described embodiments, the first filter circuit 51 includes：3rd inductance 511, the second electric capacity 512 and
Four inductance 513, radiant body 1 connect the first end of the 3rd inductance 511 and the first end of the second electric capacity 512, and the of the 3rd inductance 511
Two ends connect the first end of the 4th inductance 513, the second end connection mainboard of the second electric capacity 313 with the second end of the second electric capacity 512
6.Alternatively, the 3rd inductance 511 is 17.5nH, and the second electric capacity 512 is 2pF, and the 4th inductance 513 is 3.8nH.
Alternatively, the length of the length of the first minor matters 42 and the second minor matters 43 is according to the distance between radiant body 1 and mainboard 6
It is adjusted, the length of the 3rd minor matters 52 and the length of the 4th minor matters 53 are adjusted according to the distance between radiant body 1 and mainboard 6
Section, cracked the metal rear shell of scheme with adapting to mobile terminal difference.
Alternatively, broad-band antenna is vertical masonry joint antenna, such as the broadband day in above-mentioned embodiment one, embodiment two and embodiment three
Line is applied to the upper antenna of vertical masonry joint antenna type.
Alternatively, broad-band antenna is slit antenna, and the broad-band antenna in each embodiment can also be applied to slit as described above
The upper antenna of antenna type.Fig. 5 be the utility model broad-band antenna example IV structural representation, broadband as shown in Figure 5
Antenna is applied to the structural representation of slit antenna, its principle and implementation class for the broad-band antenna of embodiment illustrated in fig. 1 one
Seemingly, repeat no more.Fig. 6 is the structural representation of the utility model broad-band antenna embodiment five, and broad-band antenna as shown in Figure 6 is
The broad-band antenna of embodiment illustrated in fig. 3 two is applied to the structural representation of slit antenna, and its principle is similar with implementation, no longer
Repeat.Fig. 7 is the structural representation of the utility model broad-band antenna embodiment six, and broad-band antenna as shown in Figure 7 is shown in Fig. 4
The broad-band antenna of embodiment three is applied to the structural representation of slit antenna, and its principle is similar with implementation, repeats no more.
Alternatively, broad-band antenna is U-shaped seam antenna, and the broad-band antenna in each embodiment can also be applied to U-shaped as described above
Stitch the upper antenna of type.Fig. 8 be the utility model broad-band antenna embodiment seven structural representation, broadband day as shown in Figure 8
Line is applied to the structural representation of U-shaped seam type antenna, its principle and implementation for the broad-band antenna of embodiment illustrated in fig. 1 one
It is similar, repeat no more.Fig. 9 be the utility model broad-band antenna embodiment eight structural representation, broad-band antenna as shown in Figure 9
It is applied to the structural representation of U-shaped seam type antenna, its principle and implementation class for the broad-band antenna of embodiment illustrated in fig. 3 two
Seemingly, repeat no more.Figure 10 be the utility model broad-band antenna embodiment nine structural representation, broad-band antenna as shown in Figure 10
It is applied to the structural representation of U-shaped seam type antenna, its principle and implementation class for the broad-band antenna of embodiment illustrated in fig. 4 three
Seemingly, repeat no more.
Figure 11 is the structural representation of the utility model mobile terminal embodiment.As shown in figure 11, the present embodiment provides
Mobile terminal 11, including the broad-band antenna 111 shown in any of the above-described embodiment.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (11)
- A kind of 1. broad-band antenna, it is characterised in that including：Radiant body, feeder line, the first ground wire, the second ground wire and the 3rd ground wire；The radiant body connects the mainboard of mobile terminal by the feeder line, and the junction of the radiant body and the feeder line is institute The distributing point of radiant body is stated, the radiant body connects institute by first ground wire, second ground wire with the 3rd ground wire State mainboard and be grounded, second ground wire, the feeder line, first ground wire and the 3rd ground wire are arranged in order；The first inductance is concatenated on second ground wire, match circuit is concatenated on the feeder line, second is concatenated on first ground wire Inductance, the first filter circuit is concatenated on the 3rd ground wire, and the match circuit is used to tune the broad-band antenna high band letter Number, second inductance is used to tune the broad-band antenna low-band signal；Part of second ground wire between first inductance and the radiant body includes the first minor matters and the second minor matters；Part of 3rd ground wire between the second filter circuit and the radiant body includes the 3rd minor matters and the 4th minor matters.
- 2. broad-band antenna according to claim 1, it is characterised in thatFirst minor matters are parallel to the radiant body, and second minor matters are perpendicular to the radiant body；3rd minor matters are parallel to the radiant body, and the 4th minor matters are perpendicular to the radiant body.
- 3. broad-band antenna according to claim 2, it is characterised in thatFirst switch is concatenated on first ground wire, the first switch is used for the connection or disconnection for determining first ground wire.
- 4. broad-band antenna according to claim 3, it is characterised in thatThe first switch is additionally operable to determine the inductance value of second inductance when first ground wire connects.
- 5. broad-band antenna according to claim 4, it is characterised in thatAlso include the first electric capacity, first electric capacity and second inductance in parallel on first ground wire.
- 6. broad-band antenna according to claim 5, it is characterised in thatFirst filter circuit includes：3rd inductance, the second electric capacity and the 4th inductance, radiant body connection the 3rd electricity The first end of the first end of sense and second electric capacity, the second end of the 3rd inductance and the second end of second electric capacity connect The first end of the 4th inductance is connect, the second end of the 4th inductance connects the mainboard.
- 7. broad-band antenna according to claim 6, it is characterised in thatThe length of the length of first minor matters and second minor matters is according to the distance between the radiant body and the mainboard It is adjusted；The length of 3rd minor matters and the length of the 4th minor matters are according to the distance between the radiant body and the mainboard It is adjusted.
- 8. according to the broad-band antenna described in claim any one of 1-7, it is characterised in thatThe broad-band antenna is vertical masonry joint antenna.
- 9. according to the broad-band antenna described in claim any one of 1-7, it is characterised in thatThe broad-band antenna is slit antenna.
- 10. according to the broad-band antenna described in claim any one of 1-7, it is characterised in thatThe broad-band antenna is U-shaped seam antenna.
- 11. a kind of mobile terminal, it is characterised in that including the broad-band antenna as described in claim any one of 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621371799.6U CN207069066U (en) | 2016-12-14 | 2016-12-14 | Broad-band antenna and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621371799.6U CN207069066U (en) | 2016-12-14 | 2016-12-14 | Broad-band antenna and mobile terminal |
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| Publication Number | Publication Date |
|---|---|
| CN207069066U true CN207069066U (en) | 2018-03-02 |
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ID=61501700
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621371799.6U Active CN207069066U (en) | 2016-12-14 | 2016-12-14 | Broad-band antenna and mobile terminal |
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| CN (1) | CN207069066U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106785458A (en) * | 2016-12-14 | 2017-05-31 | 深圳众思科技有限公司 | Broad-band antenna and mobile terminal |
| WO2022042219A1 (en) * | 2020-08-28 | 2022-03-03 | 华为技术有限公司 | Antenna system and electronic device |
-
2016
- 2016-12-14 CN CN201621371799.6U patent/CN207069066U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106785458A (en) * | 2016-12-14 | 2017-05-31 | 深圳众思科技有限公司 | Broad-band antenna and mobile terminal |
| CN106785458B (en) * | 2016-12-14 | 2024-03-19 | 南昌黑鲨科技有限公司 | Broadband antenna and mobile terminal |
| WO2022042219A1 (en) * | 2020-08-28 | 2022-03-03 | 华为技术有限公司 | Antenna system and electronic device |
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| TR01 | Transfer of patent right |
Effective date of registration: 20180227 Address after: 330008 Jiangxi Province, Nanchang Qingshan Lake Economic and Technological Development Zone of Nanchang Jiao Town Office Building Room 319 Patentee after: Nanchang shark Technology Co. Ltd. Address before: 518063 Guangdong city of Shenzhen province Nanshan District Wei new software park building 1 floor 2 South Patentee before: SHENZHEN ZEUSIS TECHNOLOGY CO., LTD. |
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