CN103414013A - Antenna - Google Patents
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- CN103414013A CN103414013A CN2013103381087A CN201310338108A CN103414013A CN 103414013 A CN103414013 A CN 103414013A CN 2013103381087 A CN2013103381087 A CN 2013103381087A CN 201310338108 A CN201310338108 A CN 201310338108A CN 103414013 A CN103414013 A CN 103414013A
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- 230000005855 radiation Effects 0.000 claims abstract description 64
- 230000008878 coupling Effects 0.000 claims abstract description 39
- 238000010168 coupling process Methods 0.000 claims abstract description 39
- 238000005859 coupling reaction Methods 0.000 claims abstract description 39
- 239000002184 metal Substances 0.000 claims description 37
- 239000011248 coating agent Substances 0.000 claims description 20
- 238000000576 coating method Methods 0.000 claims description 20
- 239000004020 conductor Substances 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 6
- 239000002985 plastic film Substances 0.000 claims description 6
- 229920006255 plastic film Polymers 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract 7
- 241000237970 Conus <genus> Species 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The invention discloses an antenna. The antenna comprises a bottom disc, radiation pieces, a feed piece and connecting pieces, wherein the feed piece is connected with the bottom disc through a first connection method, the connecting pieces are connected with the bottom disc through a second connection method and connected with the radiation piece through a third connection method, and at least one of the first connection method, the second connection method and the third connection method is a coupling connection method. According to the antenna, the antenna not only has high electrical performance and meets the requirements for frequency bands, but also can reduce generated passive intermodulation.
Description
Technical field
The present invention relates to a kind of antenna.
Background technology
Existing antenna easily produces passive intermodulation, has brought adverse effect for the performance of antenna.
Summary of the invention
The inventor finds after further investigation: in existing antenna, each metal parts directly is connected.But in the reality batch production, be difficult to guarantee that the contact-making surface of each metal parts is perfect condition, namely the contact-making surface of each metal parts can not be fully smooth.Cause thus can not contacting fully between the contact-making surface of each metal parts, can not directly connect reliably metal parts, thereby cause passive intermodulation to produce.
The present invention is intended to solve at least one of technical problem existed in prior art.For this reason, one object of the present invention is to propose a kind of antenna.
To achieve these goals, according to embodiments of the invention, a kind of antenna is proposed.Described antenna comprises: chassis; Radiation component; Fed element, described fed element is connected with described chassis by the first connected mode; And connector, described connector is connected with described chassis by the second connected mode and is connected with described radiation component by the 3rd connected mode, and at least one in wherein said the first connected mode, described the second connected mode and described the 3rd connected mode is for being of coupled connections.
According to the antenna of the embodiment of the present invention by and the coupling of described chassis is connected or described connector is connected with the coupling of described chassis or described connector is coupled and is connected with described radiation component by described fed element, thereby can guarantee that not only described antenna has higher electrical property and meets the antenna frequency band and require (working frequency range that is described antenna reaches 900Hz-1800Hz at least), and can reduce the passive intermodulation that described antenna produces.
In addition, according to the antenna of the embodiment of the present invention, can also have following additional technical characterictic:
According to one embodiment of present invention, at least two in described the first connected mode, described the second connected mode and described the 3rd connected mode are for being of coupled connections.Can further reduce thus the passive intermodulation that described antenna produces.
According to one embodiment of present invention, each in described the first connected mode, described the second connected mode and described the 3rd connected mode is and is of coupled connections.Can eliminate passive intermodulation fully thus, namely described antenna does not produce passive intermodulation.
According to one embodiment of present invention, described antenna also comprises the first insulating part, and described the first insulating part is located between described fed element and described chassis or between described connector and described chassis or between described connector and described radiation component.Described antenna has the advantages such as simple and reasonable for structure thus, and can reduce the passive intermodulation that described antenna produces.
According to one embodiment of present invention, described antenna also comprises the second insulating part, and described the first insulating part is located between described fed element and described chassis, and described the second insulating part is located between in described connector and described chassis and described radiation component.Can make thus the structure of described antenna more simple, reasonable, and can further reduce the passive intermodulation that described antenna produces.
According to one embodiment of present invention, described antenna also comprises the 3rd insulating part, described the first insulating part is located between described fed element and described chassis, described the second insulating part is located between in described connector and described chassis and described radiation component, and described the 3rd insulating part is located between another in described connector and described chassis and described radiation component.Can make thus the structure of described antenna more simple, reasonable, and can eliminate passive intermodulation fully, namely described antenna does not produce passive intermodulation.
According to one embodiment of present invention, each in described the first insulating part and described fed element and described chassis all is connected, each in described the second insulating part and described connector and described chassis all is connected, and each in described the 3rd insulating part and described connector and described radiation component all is connected.Not only can reduce thus the difficulty of processing of described antenna, and can make the structure of described antenna more firm.
According to one embodiment of present invention, each in described the first insulating part, described the second insulating part and described the 3rd insulating part is non-metallic gasket, insulation enamelled coating or plastic film.
According to one embodiment of present invention, described antenna also comprises the first coupling metalwork, described connector and described the first coupling metalwork are connected, and described the second insulating part is between the described first described of being coupled in metalwork and described chassis and described radiation component.By described the first coupling metalwork is set, thereby can enlarge the capacitive coupling area of described in described connector and described chassis and described radiation component, can make thus described antenna require under frequency to have enough large capacitance.
According to one embodiment of present invention, described antenna also comprises the second coupling metalwork, described connector and described the second coupling metalwork are connected, and described the 3rd insulating part is the described second be coupled described between another in metalwork and described chassis and described radiation component.By described the second coupling metalwork is set, thereby can enlarge described another the capacitive coupling area in described connector and described chassis and described radiation component, can make thus described antenna require under frequency to have enough large capacitance.
According to one embodiment of present invention, described fed element comprises: the metal guide ring, and described the first insulating part is located between the lower surface on described metal guide ring and described chassis; And coaxial cable, described coaxial cable comprises outer conductor and the inner wire be located in described outer conductor, and described outer conductor passes described metal guide ring and is connected with described metal guide ring, and described inner wire passes described metal guide ring and is connected with described radiation component.
According to one embodiment of present invention, the part be connected with described inner wire of described radiation component is provided with the first electrodeposited coating, the part be connected with described radiation component of described inner wire is provided with the second electrodeposited coating, and described the first electrodeposited coating and described the second electrodeposited coating weld together.Not only can avoid thus described antenna to produce passive intermodulation, and can reduce the manufacturing cost of described antenna.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
The accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding the description of embodiment, becoming in conjunction with following accompanying drawing, wherein:
Fig. 1 is the structural representation of antenna according to an embodiment of the invention;
Fig. 2 is the partial sectional view of antenna according to an embodiment of the invention;
Fig. 3 is the structural representation of antenna according to another embodiment of the invention;
Fig. 4 is the partial sectional view of antenna according to another embodiment of the invention.
Embodiment
Below describe embodiments of the invention in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label means same or similar element or the element with identical or similar functions from start to finish.Below by the embodiment be described with reference to the drawings, be exemplary, only be used to explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " vertically ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only be used to describing purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be done broad understanding, for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also to be electrically connected to; Can be directly to be connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
The inventor finds after further investigation: in existing antenna, each metal parts directly is connected.But in the reality batch production, be difficult to guarantee that the contact-making surface of each metal parts is perfect condition, namely the contact-making surface of each metal parts can not be fully smooth.Cause thus can not contacting fully between the contact-making surface of each metal parts, can not directly connect reliably metal parts, thereby cause passive intermodulation to produce.
Below with reference to Fig. 1-Fig. 4, the antenna 10 according to the embodiment of the present invention is described.As Figure 1-Figure 4, according to the antenna 10 of the embodiment of the present invention, comprise chassis 100, radiation component 200, fed element 300 and connector 400.
Fed element 300 is connected with chassis 100 by the first connected mode.Connector 400 is connected with chassis 100 by the second connected mode, and connector 400 is connected with radiation component 200 by the 3rd connected mode.Wherein, at least one in described the first connected mode, described the second connected mode and described the 3rd connected mode is for being of coupled connections.
In other words, fed element 300 is of coupled connections with chassis 100 or connector 400 is of coupled connections with chassis 100 or connector 400 is of coupled connections with radiation component 200.Particularly, be of coupled connections and can capacitive coupling connect.
According to the antenna 10 of the embodiment of the present invention by and chassis 100 couplings are connected or connector 400 is connected with chassis 100 couplings or connector 400 is coupled and is connected with radiation component 200 by fed element 300, thereby can guarantee that not only antenna 10 has higher electrical property and meets the antenna frequency band and require (working frequency range that is antenna 10 reaches 796MHz-960MHz and 1710MHz-2700MHz at least), and can reduce the passive intermodulation that antenna 10 produces.
Particularly, according to the antenna 10 of the embodiment of the present invention, can be vertical depolarized omnidirectional antenna.
In some embodiments of the invention, at least two in described the first connected mode, described the second connected mode and described the 3rd connected mode can be to be of coupled connections.Can further reduce thus the passive intermodulation that antenna 10 produces.
Advantageously, each in described the first connected mode, described the second connected mode and described the 3rd connected mode can be to be of coupled connections.That is to say, fed element 300 can be coupled and be connected with chassis 100, and connector 400 can be coupled and be connected with chassis 100, and connector 400 can be coupled and be connected with radiation component 200.Can eliminate passive intermodulation fully thus, namely according to the antenna 10 of the embodiment of the present invention, not produce passive intermodulation.
As shown in Figure 2 and Figure 4, in one embodiment of the invention, antenna 10 can also comprise the first insulating part 510, the first insulating part 510 can be located between fed element 300 and chassis 100, perhaps the first insulating part 510 can be located between connector 400 and chassis 100, or the first insulating part 510 can be located between connector 400 and radiation component 200.In other words, by the first insulating part 510 is set, can realize that at least one in described the first connected mode, described the second connected mode and described the 3rd connected mode can be to be of coupled connections.According to the antenna 10 of the embodiment of the present invention, have the advantages such as simple and reasonable for structure thus, and can reduce the passive intermodulation that antenna 10 produces.
As shown in figures 1 and 3, in examples more of the present invention, antenna 10 can also comprise the second insulating part, and the first insulating part 510 can be located between fed element 300 and chassis 100, and described the second insulating part can be located between in connector 400 and chassis 100 and radiation component 200.In other words, by the first insulating part 510 and described the second insulating part are set, can realize that at least two in described the first connected mode, described the second connected mode and described the 3rd connected mode can be to be of coupled connections.Can make thus the structure of antenna 10 more simple, reasonable, and can further reduce the passive intermodulation that antenna 10 produces.
In an example of the present invention, as shown in figures 1 and 3, antenna 10 can also comprise the 3rd insulating part, the first insulating part 510 can be located between fed element 300 and chassis 100, described the second insulating part can be located between in connector 400 and chassis 100 and radiation component 200, and described the 3rd insulating part can be located between another in connector 400 and chassis 100 and radiation component 200.In other words, by the first insulating part 510, described the second insulating part and described the 3rd insulating part are set, can realize that each in described the first connected mode, described the second connected mode and described the 3rd connected mode can be to be of coupled connections.Can make thus the structure of antenna 10 more simple, reasonable, and can eliminate passive intermodulation fully, namely antenna 10 does not produce passive intermodulation.
Particularly, the first insulating part 510 can be connected with fed element 300 and the first insulating part 510 can also be connected with chassis 100, described the second insulating part can be connected with connector 400 and described the second insulating part can also with chassis 100 and radiation component 200 in described one be connected, described the 3rd insulating part can be connected with connector 400 and described the 3rd insulating part can be connected with another in radiation component 200 with chassis 100.Advantageously, the upper end of connector 400 can be connected with described the second insulating part, and the lower end of connector 400 can be connected with described the 3rd insulating part.Not only can reduce thus the difficulty of processing of antenna 10, and can make the structure of antenna 10 more firm.
Each in the first insulating part 510, described the second insulating part and described the 3rd insulating part can be non-metallic gasket, insulation enamelled coating or plastic film.In other words, the first insulating part 510 can be non-metallic gasket, insulation enamelled coating or plastic film, and described the second insulating part can be non-metallic gasket, insulation enamelled coating or plastic film, and described the 3rd insulating part can be non-metallic gasket, insulation enamelled coating or plastic film.
As shown in figures 1 and 3, in a concrete example of the present invention, connector 400 can be that a plurality of and a plurality of connectors 400 can spaced apartly arrange (for example, connector 400 can be three).Wherein, the first end of each connector 400 can be connected with chassis 100 by described the second connected mode, and the second end of each connector 400 can be connected with radiation component 200 by described the 3rd connected mode.Particularly, the upper end of each connector 400 can be connected with described the second insulating part and described the second insulating part can be connected with the outer surface 240 of radiation component 200, and the lower end of each connector 400 can be connected with described the 3rd insulating part and described the 3rd insulating part can be connected with the upper surface 120 on chassis 100.In other words, between the outer surface 240 of described the second insulating part upper end that can be located at each connector 400 and radiation component 200 so that the upper end of each connector 400 can be connected by described the second insulating part with the outer surface 240 of radiation component 200.Between the lower end that described the 3rd insulating part can be located at each connector 400 and the upper surface 120 on chassis 100 so that the lower end of each connector 400 can be connected by described the 3rd insulating part with the upper surface 120 on chassis 100.
In some embodiments of the invention, as shown in figures 1 and 3, antenna 10 can also comprise the first coupling metalwork 610, connector 400 can be connected with the first coupling metalwork 610, and described the second insulating part can be between the first described of being coupled in metalwork 610 and chassis 100 and radiation component 200.In other words, the first coupling metalwork 610 can be connected with described in capacitive coupling and chassis 100 and radiation component 200.By the first coupling metalwork 610 is set, thereby can enlarge the capacitive coupling area of described in connector 400 and chassis 100 and radiation component 200, can make thus antenna 10 require under frequency to have enough large capacitance.
As shown in figures 1 and 3, advantageously, antenna 10 can also comprise the second coupling metalwork 620, and connector 400 can be connected with the second coupling metalwork 620, and described the 3rd insulating part can be the second be coupled described between another in metalwork 620 and chassis 100 and radiation component 200.In other words, the second coupling metalwork 620 can be connected with described another in radiation component 200 with chassis 100 with capacitive coupling.By the second coupling metalwork 620 is set, thereby can enlarge described another the capacitive coupling area in connector 400 and chassis 100 and radiation component 200, can make thus antenna 10 require under frequency to have enough large capacitance.
Particularly, the upper end of connector 400 can be connected with the first coupling metalwork 610, and the first coupling metalwork 610 can be connected with the outer surface 240 of radiation component 200.The lower end of connector 400 can be connected with the second coupling metalwork 620, and the second coupling metalwork 620 can be connected with the upper surface 120 on chassis 100.
As shown in Figure 2 and Figure 4, in one embodiment of the invention, fed element 300 can comprise metal guide ring 310 and coaxial cable 320.The first insulating part 510 can be located between the lower surface on metal guide ring 310 and chassis 100.Coaxial cable 320 can comprise outer conductor 321 and be located at the inner wire 322 in outer conductor 321.Outer conductor 321 can pass metal guide ring 310 and outer conductor 321 can be connected with metal guide ring 310, and inner wire 322 can pass metal guide ring 310 and inner wire 322 can be connected with radiation component 200.
Particularly, the middle part of metal guide ring 310 can be passed in the upper end of outer conductor 321, and the middle part of metal guide ring 310 can be passed in the upper end of inner wire 322 and the upper end of inner wire 322 can be connected with radiation component 200.
Advantageously, metal guide ring 310 can determine and adjust according to the performance requirement of antenna 10 with the size of the coupling area on chassis 100, and purpose is in order to make antenna 10 require under frequency to have enough large capacitance.Wherein, the relative size of metal guide ring 310 and the first insulating part 510 does not limit.
On radiation component 200 and part that inner wire 322 is connected, can be provided with the first electrodeposited coating, can be provided with the second electrodeposited coating on inner wire 322 and part that radiation component 200 is connected, described the first electrodeposited coating and described the second electrodeposited coating can weld together.Thus when radiation component 200 directly is connected with inner wire 322, can improves the reliability be connected of radiation component 200 and inner wire 322, thereby can avoid antenna 10 to produce passive intermodulations.In addition, by described the first electrodeposited coating and described the second electrodeposited coating are set, can also reduce the manufacturing cost of antenna 10.
Can manufacture in several ways the antenna 10 according to the embodiment of the present invention, such as adopting metal stamping, metal wire, wire netting, PCB etc.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present invention and aim can be carried out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (12)
1. an antenna, is characterized in that, comprising:
Chassis;
Radiation component;
Fed element, described fed element is connected with described chassis by the first connected mode; With
Connector, described connector is connected with described chassis by the second connected mode and is connected with described radiation component by the 3rd connected mode, and at least one in wherein said the first connected mode, described the second connected mode and described the 3rd connected mode is for being of coupled connections.
2. antenna according to claim 1, is characterized in that, at least two in described the first connected mode, described the second connected mode and described the 3rd connected mode for being of coupled connections.
3. antenna according to claim 1, is characterized in that, each in described the first connected mode, described the second connected mode and described the 3rd connected mode is and is of coupled connections.
4. antenna according to claim 1, is characterized in that, also comprises the first insulating part, and described the first insulating part is located between described fed element and described chassis or between described connector and described chassis or between described connector and described radiation component.
5. antenna according to claim 4, it is characterized in that, also comprise the second insulating part, described the first insulating part is located between described fed element and described chassis, and described the second insulating part is located between in described connector and described chassis and described radiation component.
6. antenna according to claim 5, it is characterized in that, also comprise the 3rd insulating part, described the first insulating part is located between described fed element and described chassis, described the second insulating part is located between in described connector and described chassis and described radiation component, and described the 3rd insulating part is located between another in described connector and described chassis and described radiation component.
7. antenna according to claim 6, it is characterized in that, each in described the first insulating part and described fed element and described chassis all is connected, each in described the second insulating part and described connector and described chassis all is connected, and each in described the 3rd insulating part and described connector and described radiation component all is connected.
8. antenna according to claim 6, is characterized in that, each in described the first insulating part, described the second insulating part and described the 3rd insulating part is non-metallic gasket, insulation enamelled coating or plastic film.
9. antenna according to claim 6, it is characterized in that, also comprise the first coupling metalwork, described connector and described the first coupling metalwork are connected, and described the second insulating part is between the described first described of being coupled in metalwork and described chassis and described radiation component.
10. antenna according to claim 6, it is characterized in that, also comprise the second coupling metalwork, described connector and described the second coupling metalwork are connected, and described the 3rd insulating part is the described second be coupled described between another in metalwork and described chassis and described radiation component.
11. antenna according to claim 5, is characterized in that, described fed element comprises:
The metal guide ring, described the first insulating part is located between the lower surface on described metal guide ring and described chassis; With
Coaxial cable, described coaxial cable comprise outer conductor and the inner wire be located in described outer conductor, and described outer conductor passes described metal guide ring and is connected with described metal guide ring, and described inner wire passes described metal guide ring and is connected with described radiation component.
12. antenna according to claim 11, it is characterized in that, the part be connected with described inner wire of described radiation component is provided with the first electrodeposited coating, the part be connected with described radiation component of described inner wire is provided with the second electrodeposited coating, and described the first electrodeposited coating and described the second electrodeposited coating weld together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310338108.7A CN103414013B (en) | 2013-08-05 | 2013-08-05 | Antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310338108.7A CN103414013B (en) | 2013-08-05 | 2013-08-05 | Antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103414013A true CN103414013A (en) | 2013-11-27 |
| CN103414013B CN103414013B (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310338108.7A Expired - Fee Related CN103414013B (en) | 2013-08-05 | 2013-08-05 | Antenna |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300209A (en) * | 2014-09-05 | 2015-01-21 | 江苏省东方世纪网络信息有限公司 | Vertical polarization ceiling omni antenna |
| CN106848498A (en) * | 2015-12-04 | 2017-06-13 | 江苏省东方世纪网络信息有限公司 | Phase shifter |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1390374A (en) * | 1999-08-26 | 2003-01-08 | Arc无线解法公司 | Radio frequency connector for reducing passive inter-modulation effects |
| CN203071215U (en) * | 2012-12-19 | 2013-07-17 | 张家港保税区国信通信有限公司 | Welding-free antenna radiation device |
| CN203367472U (en) * | 2013-08-05 | 2013-12-25 | 珠海德百祺科技有限公司 | Antenna |
-
2013
- 2013-08-05 CN CN201310338108.7A patent/CN103414013B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1390374A (en) * | 1999-08-26 | 2003-01-08 | Arc无线解法公司 | Radio frequency connector for reducing passive inter-modulation effects |
| CN203071215U (en) * | 2012-12-19 | 2013-07-17 | 张家港保税区国信通信有限公司 | Welding-free antenna radiation device |
| CN203367472U (en) * | 2013-08-05 | 2013-12-25 | 珠海德百祺科技有限公司 | Antenna |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300209A (en) * | 2014-09-05 | 2015-01-21 | 江苏省东方世纪网络信息有限公司 | Vertical polarization ceiling omni antenna |
| CN106848498A (en) * | 2015-12-04 | 2017-06-13 | 江苏省东方世纪网络信息有限公司 | Phase shifter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103414013B (en) | 2016-04-06 |
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Effective date of registration: 20181212 Address after: 210 029 Block B, 20th Floor, Xinghan Building, 180 Hanzhong Road, Gulou District, Nanjing City, Jiangsu Province Co-patentee after: Leader Technology (Hengqin) Co.,Ltd. Patentee after: JIANGSU EAST CENTURY NETWORK INFORMATION Co.,Ltd. Address before: 211106 No. 30 Shuige Road, Jiangning Economic Development Zone, Nanjing City, Jiangsu Province Patentee before: JIANGSU EAST CENTURY NETWORK INFORMATION Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 |