CN203377367U - Integrated vehicle antenna - Google Patents
Integrated vehicle antenna Download PDFInfo
- Publication number
- CN203377367U CN203377367U CN201320283305.9U CN201320283305U CN203377367U CN 203377367 U CN203377367 U CN 203377367U CN 201320283305 U CN201320283305 U CN 201320283305U CN 203377367 U CN203377367 U CN 203377367U
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- circuit board
- integrated
- antenna
- type car
- pedestal
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Abstract
The utility model relates to an integrated vehicle antenna, comprising a seat, a first antenna module and a transmission line. An accommodation space is formed in the seat for accommodating the first antenna module; the circuit board on the first antenna module is provided with one or more sets of microstrip antennas, a tunable filter unit and an amplifier circuit; the feed point of the microstrip antenna is integrated to the input port of the amplifier circuit after resonant processing by the tunable filter unit; the transmission line has a connector and a joint, the transmission line is connected to the circuit board through the lead wires extended from the connector and the joint, and the circuit board is assembled to the seat in one step in a riveted mode; and the inner space of the seat is fully utilized, the reception angle of the microstrip antenna is optimized, the bandwidth and standing wave size of the microstrip antenna are guaranteed through the tunable filter unit, and the signal reception effect of the integral structure in the 360-DEG scope is enhanced.
Description
Technical field
The utility model relates to a kind of integrated-type car antenna, refer to especially the microstrip antenna of Anneta module, tuning filtering unit and amplifier circuit are integrated on a circuit board, and can optimize this microstrip antenna receiving angle, guarantee bandwidth and standing wave, and then promote a kind of integrated-type car antenna of its whole signal reception.
Background technology
The horizontal fast lifting of social life now, requirement for each side such as the clothing in daily life system, food, shelter, row and amusements is more and more high, practicality is better and better, and the aspect of being expert at, except general common automobile, various motor buses, lorry, truck etc. are also day by day prevailing with the popular general mood of advocating amusement and travel along with work requirements, have become modern's indispensable vehicles of riding instead of walk of going out.
And, along with popularizing of the above-mentioned vehicles, the common people have the custom that sees through onboard the electronic equipment broadcast listening radio station such as broadcast receiver, automobile audio, add that on and off duty, continuous rush hour vacation, traffic congestion was comparatively serious on ordinary days, significantly increased the chance in audience's broadcast listening radio station, as listened to real-time road condition information, music, same day news, amusement and recreation information etc., and the sizable convenience of driver is provided and has met the many-sided information requirement of audience.
Existing vehicle-mounted radio, the electronic equipments such as automobile audio all have two amplitude modulation (AM) and frequency modulation (FM) frequency range, and all can be received the AM/FM broadcast singal through antenna when the broadcast listening radio station, again by filtering, after amplification waits and processes, just can utilize loudspeaker or earphone to be converted to sound wave broadcasts, and because AM/FM broadcast singal system transmits and easily is subject to the noise jamming impact with continuous continual electromagnetic wave form (being analog signal), so the antenna reception quality is occupied critical role, the car antenna generally be applied on automobile mainly can be divided into built-in aerial and external antenna, and Yian dress pattern can be divided into the subsides glass type, rod-type, sucker or suction rooftop, screw-type, edge formula etc., just can on the windshield of automobile, arrange that wire is as antenna, or the mast antenna of car roof, fin formula antenna is received signal as antenna.
But, existing its enclosure interior of fin formula antenna is provided with the amplifier of magnetic core Wound-rotor type coil antenna and tool circuit board, and be connected on circuit board by magnetic core Wound-rotor type coil antenna, can see through magnetic core Wound-rotor type coil antenna and receive electronic signal, and by amplifier, electronic signal be amplified and exported automobile-used terminating machine to after being sent on circuit board.Due to the impact of housing configuration, position and the angle of magnetic core Wound-rotor type coil antenna whole installation just can be restricted, and cause magnetic core Wound-rotor type coil antenna can not reach best receiving angle; In addition, because magnetic core Wound-rotor type coil antenna independently is installed on enclosure interior with amplifier for separating, not only take certain volume and space, and can cause and install comparatively loaded down with trivial details and inconvenience, and then overall package man-hour and cost can't effectively be reduced, remain to be engaged in this journey dealer and redesign effectively and solved.
Therefore, because existing fin formula antenna has shortcoming with not enough, therefore, designer of the present utility model collects related data via in many ways assessing and considering, and utilize the research and development experience for many years of engaging in the industry constantly study and revise, design a kind of integrated-type car antenna of the present utility model.
The utility model content
The first purpose of the present utility model, be to provide a kind of integrated-type car antenna, to form in order to accommodate an accommodation space of Anneta module in pedestal is inner, and be provided with microstrip antenna, tuning filtering unit and the amplifier circuit of one or more arrays in the circuit board of this Anneta module, to reduce spare part magnitude setting and the volume taken and space; And, the wire of the transmission line of Anneta module is connected on circuit board, just can effectively strengthen by the reflecting surface of this microstrip antenna whole receiving intensity by this, optimize the receiving angle of microstrip antenna, and can see through the resonance frequency that the microstrip antenna center is regulated in the tuning filtering unit, and then promote the gain of microstrip antenna and guarantee its bandwidth and the standing wave size.
The second purpose of the present utility model, be to provide a kind of integrated-type car antenna, be to be provided with in the circuit board one side surface place of Anneta module the reflecting surface consisted of metal film, and be provided with a continuous metal paster in the opposite side surface of circuit board, this continuous metal paster forms microstrip antenna; So, by this reflecting surface, reflected, and the outside width of complexed metal paster injects row reception AM/FM wireless signal, by this mode effectively to strengthen the receiving intensity of different directions, be increased in the receiving intensity in the weak signal zone simultaneously, and then promote the reception of integral body AM/FM wireless signal in the scope of 360 degree.
The 3rd purpose of the present utility model, be to provide a kind of integrated-type car antenna, to be vertical in the board design by Anneta module, and the connecting portion by circuit board bottom utilize riveting method circuit board once to be assembled to the connecting portion that is positioned the pedestal bottom, this kind of assembling mode can effectively reduce microstrip antenna and separate with amplifier circuit the loaded down with trivial details and inconvenience that design causes to install, and can be so that the inductance of this amplifier circuit institute tool sees through the connecting portion formation one common grounded circuit of metallic contact on circuit board and base, and then the AM/FM wireless signal of effectively avoiding microstrip antenna to receive is absorbed by the base of metal material while transmitting with electromagnetic wave form (being analog signal) and produces the phenomenon of decay, and then reach Stability Analysis of Structures, assemble easy and the more cheap effect of production cost.
In order to reach above-mentioned purpose of the present utility model, designer of the present utility model proposes a kind of integrated-type car antenna, and a pedestal, a first day wire module and a transmission line are arranged, wherein:
This pedestal inside is formed with an accommodation space of accommodating this first day wire module, and is provided with a perforation in pedestal;
This first day wire module has a circuit board, and be provided with microstrip antenna, tuning filtering unit and the amplifier circuit of one or more arrays in this circuit board, and this microstrip antenna is connected in this amplifier circuit by this tuning filtering unit, and then form integrated circuit module;
This transmission line has at least one connector and at least one joint, and extend a wire by this connector and this joint, and this wire is that perforation place by pedestal penetrates within the accommodation space of pedestal, and each wire is electrically connected this circuit board of this first day wire module.
Integrated-type car antenna as above, wherein, this pedestal is combined into by a base and an outer cover, and this base is provided with a fixed part, and vertically cuts open on this fixed part and be provided with at least one caulking groove; And the bottom of this circuit board is provided with a junction, makes circuit board vertically be embedded in this caulking groove, and utilize riveting method in conjunction with location.
Integrated-type car antenna as above, wherein, the bottom of this caulking groove of this fixed part is formed with at least one locating convex block, and inwardly cut open and is provided with for this locating convex block chimeric at least one draw-in groove at the lateral margin place of this connecting portion of this circuit board.
Integrated-type car antenna as above, wherein, this base is made by kirsite, galvanized steel plain sheet or copper, and this circuit board is provided with a plurality of metallic contacts that support the internal face that is contacted with this caulking groove, and be provided with an at least one inductance in this amplifier circuit, this inductance sees through those metallic contacts and forms a common grounded circuit with this base.
Integrated-type car antenna as above, wherein, also be provided with the hollow reference column to downward-extension on this base, and the inside of this hollow reference column is formed with a perforation.
Integrated-type car antenna as above, wherein, a surface of this circuit board is provided with by photoetching, the formed continuous metal paster of caustic solution, and this continuous metal paster is to form this microstrip antenna; And another surface of this circuit board is provided with the reflecting surface consisted of metal film.
Integrated-type car antenna as above, wherein, this tuning filtering unit is consisted of a LC filter.
Integrated-type car antenna as above, wherein, the inside of this accommodation space further is provided with a second day wire module, and this second day wire module be connected in this transmission line wire.
Integrated-type car antenna as above, wherein, this second day wire module is that the second day wire module is a GPS (Global Position System) module or Global System for Mobile Communication antenna.
Compared with prior art, the beneficial effects of the utility model are:
1. the utility model forms in order to accommodate an accommodation space of Anneta module in pedestal is inner, and be provided with microstrip antenna, tuning filtering unit and the amplifier circuit of one or more arrays in the circuit board of this Anneta module, to reduce spare part magnitude setting and the volume taken and space; And, the wire of the transmission line of Anneta module is connected on circuit board, just can effectively strengthen by the reflecting surface of this microstrip antenna whole receiving intensity by this mode, optimize the receiving angle of microstrip antenna, and can see through the resonance frequency that the microstrip antenna center is regulated in the tuning filtering unit, and then promote the gain of microstrip antenna and guarantee its bandwidth and the standing wave size.
2. by above-mentioned the 1st point, the utility model more is provided with in the circuit board one side surface place of Anneta module the reflecting surface consisted of metal film, and is provided with a continuous metal paster in the opposite side surface of circuit board, and this continuous metal paster forms microstrip antenna; So, by this reflecting surface, reflected, and the outside width of complexed metal paster injects row reception AM/FM wireless signal, mode is effectively to strengthen the receiving intensity of different directions by this, be increased in the receiving intensity in the weak signal zone simultaneously, and then promote the reception of integral body AM/FM wireless signal in the scope of 360 degree.
3. by above-mentioned the 1st and the 2nd point, the utility model is vertical by the board design of Anneta module, and by the connecting portion of circuit board bottom and utilize riveting method circuit board once to be assembled to the connecting portion that is positioned the pedestal bottom, this kind of assembling mode can effectively reduce microstrip antenna and separate with amplifier circuit the loaded down with trivial details and inconvenience that design causes to install, and can be so that the inductance of this amplifier circuit institute tool sees through the connecting portion formation one common grounded circuit of metallic contact on circuit board and base, and then the AM/FM wireless signal of effectively avoiding microstrip antenna to receive is absorbed by the base of metal material while transmitting with electromagnetic wave form (being analog signal) and produces the phenomenon of decay, and then reach Stability Analysis of Structures, assemble easy and the more cheap effect of production cost.
The accompanying drawing explanation
The stereogram that Fig. 1 is integrated-type car antenna of the present utility model;
The exploded view that Fig. 2 is integrated-type car antenna of the present utility model;
Another visual angle stereogram that Fig. 3 is integrated-type car antenna of the present utility model;
Fig. 4 is for assembling the front exploded view of a front circuit board and base assembling;
Fig. 5 is that circuit board and the base after assembling assembled front stereogram;
The partial enlarged drawing that Fig. 6 is Fig. 5;
The antenna pattern that Fig. 7 is integrated-type car antenna;
The three-dimensional exploded view of the preferred embodiment that Fig. 8 is integrated-type car antenna of the present utility model.
Primary clustering symbol description in figure:
1: pedestal 10: accommodation space
11: base 12: outer cover
110: bore a hole 13: fixed part
131: caulking groove 132: locating convex block
133: caulking part 2: the first day wire module
21: circuit board 22: microstrip antenna
221: reflecting surface 222: metal patch
23: tuning filtering unit 24: amplifier circuit
241: inductance 25: connecting portion
251: draw-in groove 252: metallic contact
31: connector 3: transmission line
32: joint 33: wire
4: the second day wire module
Embodiment
A kind of integrated-type car antenna proposed in order more clearly to describe the utility model, below will coordinate graphicly, elaborate preferred embodiment of the present utility model.
Refer to shown in Fig. 1, Fig. 2 and Fig. 3, be respectively the three-dimensional exploded view at stereo appearance figure of the present utility model, three-dimensional exploded view and another visual angle, can know and find out in figure, the utility model is for including pedestal 1, first day wire module 2 and transmission line 3, therefore with regard to the main member of this case and feature describes in detail as after, wherein:
This pedestal 1 comprise on base 11 and base 11 utilize screw locking, buckle is chimeric or the mode of other combination covers the fin shape outer cover 12 of location, and be formed with and can accommodate the accommodation space 10 that first day wire module 2 is located in base 11 and outer cover 12 inside, and this base 11 is can be made by kirsite, galvanized steel plain sheet, copper or other metal material, base 11 bottoms of pedestal 1 are provided with the hollow reference column 111 to downward-extension, and are formed with perforation 110 in reference column 111 inside; Separately, on the base 11 of pedestal 1, for to be provided with the fixed part 13 of protrusion, and vertically to cut open on fixed part 13 and be provided with a caulking groove 131, and be positioned at caulking groove 131 bottoms and be formed with at least one locating convex block 132.
This first day wire module 2 has the circuit board 21 of vertical, and be provided with the microstrip antenna 22 of one or more arrays and be positioned at tuning filtering unit 23 and the amplifier circuit 24 that microstrip antenna 22 belows are located in circuit board 21, and this tuning filtering unit 23 can be the LC filter and forms, circuit board 21 bottoms are provided with connecting portion 25, and inwardly cutd open and be provided with at least one draw-in groove 251 by the lateral margin place of connecting portion 25, and the both side surface place be positioned on circuit board 21 around draw-in groove 251 is provided with metallic contact 252.
Moreover, one side surface of foregoing circuit plate 21 is provided with the reflecting surface 221 that ground strip that microstrip antenna 22 utilizes metal film forms, and be provided with respect to the another side surface place of reflecting surface 221 metal patch 222 that microstrip antenna 22 utilizes the continuous bendings that method forms such as photoetching, corrosion in circuit board 21, utilize microstrip line or coaxial probe (not shown) can form microstrip antenna 22 to metal patch 222 feeds.
Yet, the microstrip antenna 22 of first day wire module 2 is connected in tuning filtering unit 23, and be connected in amplifier circuit 24 by tuning filtering unit 23, by this can be by microstrip antenna 22, tuning filtering unit 23 and amplifier circuit 24 are integrated on same circuit board 21 and become one, and the input port that the feedback point that makes microstrip antenna 22 is connected in amplifier circuit 24 after by tuning filtering unit 23 resonance forms integrated, to reduce whole spare part magnitude setting and the volume taken and space, make pedestal 1 and first day wire module 2 volume-diminished and more miniaturization, just can effectively strengthen whole receiving intensity by the reflecting surface 221 on microstrip antenna 22, and take full advantage of pedestal 1 inside configuration space, optimize microstrip antenna 22 receiving angles, and can see through the resonance frequency that microstrip antenna 22 centers are regulated in tuning filtering unit 23, and then promote the gain of microstrip antenna 22 and guarantee its bandwidth and the standing wave size.
Above-mentioned transmission line 3 has at least one connector 31 and joint 32, and all extends the wire 33 with single core or multicore by connector 31 with joint 32 places, and this joint 32 can be radio frequency (RF) joint of various types.
Please arrange in pairs or groups and consult Fig. 4, shown in Fig. 5 and Fig. 6, be respectively circuit board of the present utility model and the base three-dimensional exploded view before assembling, circuit board and base in the assembling after stereo appearance figure and the partial enlarged drawing of Fig. 5, when the utility model in when assembling, first the circuit board of first day wire module 2 21 vertically is embedded in connecting portion 25 in the caulking groove 131 of fixed part 13 of pedestal 1 base 11, and each draw-in groove 251 that makes connecting portion 25 lateral margin places locating convex block 132 mutual inlay card corresponding with caulking groove 131 bottoms, and being positioned at around draw-in groove 251 metallic contact 252 on both side surface on circuit board 21 supports and is contacted with caulking groove 131 internal face places and forms and be electrically connected, recycling pressurization tool (not shown) transverse stamping forms the caulking part 133 of a recess in two relative side places of connecting portion 25, each wire 33 of transmission line 3 is upwards penetrated in the accommodation space 10 of pedestal 1 by perforation 110 places of base 11 reference column 111 hollows, and form electric connection with the mode that a plurality of contact (not shown) utilizations on circuit board 21 are welded, just can complete the assembling of the utility model integral body.
The utility model can utilize the mode of riveted joint once to assemble on the connecting portion 25 that is positioned pedestal 1 circuit board of first day wire module 2 21 and be combined into one, and the microstrip antenna 22 that can effectively reduce first day wire module 2 separates and designs the cause loaded down with trivial details and inconvenience of installing with amplifier circuit 24, and on this amplifier circuit 24, the inductance 241 of institute's tool can see through metallic contact 252 and form a common grounded circuit with base 11, while transmitting with electromagnetic wave form (being analog signal) with the AM/FM wireless signal of effectively avoiding microstrip antenna 22 to be received, by the base 11 of metal material, absorbed and the phenomenon of generation decay, and then reach Stability Analysis of Structures, assemble easy and the more cheap effect of production cost.
Please consult Fig. 2 simultaneously, Fig. 3, Fig. 7, shown in Fig. 8, be respectively three-dimensional exploded view of the present utility model, another visual angle three-dimensional exploded view, the three-dimensional exploded view of antenna pattern and preferred embodiment, can know and find out in figure, the better enforcement of integrated-type car antenna of the present utility model can be a fin formula antenna, and be installed on car body top and more attractive in appearance, the base of pedestal 1 11 can be utilized to the screw locking by this mode, the mode of gummed or other combination is assembled on car body, connector 31 on transmission line 3 wires 33 utilizes the mode of pegging graft to be connected in the socket of the arbitrary position of vehicle power, and provide output voltage by vehicle power, and the joint on each wire 33 32 utilizes the mode of pegging graft to be connected in broadcast receiver, automobile audio, automobile-used terminating machine is (as the action TV, global positioning satellite (GPS) system, flat computer etc.) or other electronic equipment, there is good function of radio receiver to receive the AM/FM wireless signal.
When the utility model when using, the circuit board 21 1 side surface place microstrip antennas 22 that can see through first day wire module 2 utilize the reflecting surface 221 of metal film formation to be reflected, and coordinate circuit board 21 to inject row reception AM/FM wireless signal with respect to the outside width of metal patch 222 of reflecting surface 221 another side surface place microstrip antennas 22, refer to as shown in the 7th figure, can know and find out in figure, microstrip antenna 22 of the present utility model can effectively strengthen the receiving intensity of different directions, and the resonance frequency and the impedance matching that utilize slow wave theory and tuning filtering unit 23 to regulate center reach the system features impedance, to optimize the receiving intensity of microstrip antenna 22, increase the receiving intensity of microstrip antenna 22 in the weak signal zone simultaneously, and then the reception of lifting integral body AM/FM wireless signal in the scope of 360 degree.
The microstrip antenna 22 of first day wire module 2 of the present utility model, tuning filtering unit 23 and amplifier circuit 24 can be integrated on same circuit board 21, and make the feedback point of microstrip antenna 22 form integrated by being connected in amplifier circuit 24 after tuning filtering unit 23 resonance, just can effectively strengthen receiving intensity by the reflecting surface 221 on microstrip antenna 22, and take full advantage of pedestal 1 inside configuration space, optimize microstrip antenna 22 receiving angles, and can see through tuning filtering unit 23 and guarantee microstrip antenna 22 bandwidth and standing wave size, increase the receiving intensity of microstrip antenna 22 in the weak signal zone simultaneously, and then promote the signal reception of its integral body in the scope of 360 degree.
Moreover, be positioned at accommodation space 10 on the base 11 of pedestal 1 inner for can further be positioned with second day wire module 4, and be connected in a wherein wire 33 of transmission line 3 by second day wire module 4, can be connected in automobile-used terminating machine through connector 31 or joint 32, and this second day wire module 4 can be the Anneta module of GPS (Global Position System) (GPS) module, Global System for Mobile Communication (GSM) antenna or other specification and pattern.
Above embodiment is only exemplary embodiment of the present utility model, is not used in restriction the utility model, and protection range of the present utility model is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the utility model in essence of the present utility model and protection range, this modification or be equal to replacement and also should be considered as dropping in protection range of the present utility model.
Claims (9)
1. an integrated-type car antenna is characterized in that: include a pedestal, a first day wire module and a transmission line, wherein:
This pedestal inside is formed with an accommodation space of accommodating this first day wire module, and is provided with a perforation in pedestal;
This first day wire module has a circuit board, and be provided with microstrip antenna, tuning filtering unit and the amplifier circuit of one or more arrays in this circuit board, and this microstrip antenna is connected in this amplifier circuit by this tuning filtering unit, and then form integrated circuit module;
This transmission line has at least one connector and at least one joint, and extend a wire by this connector and this joint, and this wire is that perforation place by pedestal penetrates within the accommodation space of pedestal, and each wire is electrically connected this circuit board of this first day wire module.
2. integrated-type car antenna according to claim 1, it is characterized in that: wherein, this pedestal is combined into by a base and an outer cover, and this base is provided with a fixed part, and vertically cuts open on this fixed part and be provided with at least one caulking groove; And the bottom of this circuit board is provided with a junction, makes circuit board vertically be embedded in this caulking groove, and utilize riveting method in conjunction with location.
3. integrated-type car antenna according to claim 2, it is characterized in that: wherein, the bottom of this caulking groove of this fixed part is formed with at least one locating convex block, and inwardly cut open and is provided with for this locating convex block chimeric at least one draw-in groove at the lateral margin place of this connecting portion of this circuit board.
4. integrated-type car antenna according to claim 2, it is characterized in that: wherein, this base is made by kirsite, galvanized steel plain sheet or copper, and this circuit board is provided with a plurality of metallic contacts that support the internal face that is contacted with this caulking groove, and be provided with an at least one inductance in this amplifier circuit, this inductance sees through those metallic contacts and forms a common grounded circuit with this base.
5. integrated-type car antenna according to claim 2, is characterized in that: wherein, also be provided with the hollow reference column to downward-extension on this base, and the inside of this hollow reference column is formed with a perforation.
6. integrated-type car antenna according to claim 1 is characterized in that: wherein, a surface of this circuit board is provided with by photoetching, the formed continuous metal of caustic solution and pastes
Sheet, this continuous metal paster is to form this microstrip antenna; And another surface of this circuit board is provided with the reflecting surface consisted of metal film.
7. integrated-type car antenna according to claim 1, it is characterized in that: wherein, this tuning filtering unit is consisted of a LC filter.
8. integrated-type car antenna according to claim 1, it is characterized in that: wherein, the inside of this accommodation space further is provided with a second day wire module, and this second day wire module be connected in this transmission line wire.
9. integrated-type car antenna according to claim 8, it is characterized in that: wherein, this second day wire module is that the second day wire module is a GPS (Global Position System) module or Global System for Mobile Communication antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320283305.9U CN203377367U (en) | 2013-05-22 | 2013-05-22 | Integrated vehicle antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320283305.9U CN203377367U (en) | 2013-05-22 | 2013-05-22 | Integrated vehicle antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203377367U true CN203377367U (en) | 2014-01-01 |
Family
ID=49839877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320283305.9U Expired - Fee Related CN203377367U (en) | 2013-05-22 | 2013-05-22 | Integrated vehicle antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203377367U (en) |
-
2013
- 2013-05-22 CN CN201320283305.9U patent/CN203377367U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215321, 600, Huayuan Road, Zhang Town, Suzhou, Jiangsu, Kunshan Patentee after: JIANGSU HUASHENG AUTOMOTIVE ELECTRONICS CO., LTD. Address before: 215321, 600, Huayuan Road, Zhang Town, Suzhou, Jiangsu, Kunshan Patentee before: Wieson Technologies (Kun Shan) Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20170522 |
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| CF01 | Termination of patent right due to non-payment of annual fee |