CN202797292U - Reflecting board of base station antennae and base station antenna - Google Patents
Reflecting board of base station antennae and base station antenna Download PDFInfo
- Publication number
- CN202797292U CN202797292U CN2012204760861U CN201220476086U CN202797292U CN 202797292 U CN202797292 U CN 202797292U CN 2012204760861 U CN2012204760861 U CN 2012204760861U CN 201220476086 U CN201220476086 U CN 201220476086U CN 202797292 U CN202797292 U CN 202797292U
- Authority
- CN
- China
- Prior art keywords
- plate
- side plate
- base station
- stepped
- antenna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
- H01Q15/18—Reflecting surfaces; Equivalent structures comprising plurality of mutually inclined plane surfaces, e.g. corner reflector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/106—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using two or more intersecting plane surfaces, e.g. corner reflector antennas
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The utility model relates to the technical field of communication and discloses a reflecting board of base station antennae and a base station antenna. The reflecting board comprises a bottom board, side boards and a stepped board, the side boards comprise a first side board and a second side board which are opposite, the first side board and the second side board are arranged at two side edges of the bottom board respectively, the side boards are connected with the stepped board, and the stepped board is in contact with the bottom board.
Description
Technical field
The utility model relates to communication technical field, relates in particular to a kind of reflecting plate and antenna for base station of antenna for base station.
Background technology
Antenna for base station is the important component part that receives with propagation of electromagnetic waves equipment, it be user terminal with base station control device between the bridge of communicating by letter, be widely used in mobile communication and the wireless access communication system.Wherein, antenna for base station comprises reflecting plate, radiating element and feeding network, wherein reflecting plate can improve especially beam feature of communication base station antenna electromagnetic characteristics, so reflecting plate is an important component part of antenna for base station, to the directional diagram of antenna determine play a major role.
Nowadays a kind of reflecting plate of the prior art includes the flat board that favours horizontal direction, the flat board of this inclination can corresponding a plurality of resonance frequencys, the antenna for base station that therefore can be applied to multiband (for example is used for 806～960MHz, the antenna for base station of the frequency ranges such as 1710～2170MHz), like this so that the operating frequency range of antenna for base station (bandwidth) is wider, the ability relatively good (comparison of coherence that is directional diagram is good) of while directional diagram retention performance in wider bandwidth, but the structure of this reflecting plate may make the volume of antenna for base station relatively large; And for another reflecting plate of prior art, its structure is a level board, although the volume of this reflecting plate is smaller, but because corresponding resonance frequency of this reflecting plate, the operating frequency range of antenna for base station (bandwidth) is narrow, like this reflecting plate can only this resonance frequency and near the arrowband scope in keep the consistency of directional diagram, can't satisfy the instructions for use of multiband, therefore can find out that by above-mentioned reflecting plate has become one of bottleneck of the restriction further miniaturization of communication base station antenna volume and broad in band.
The utility model content
For addressing the above problem, embodiment of the present utility model provides a kind of reflecting plate and antenna for base station of antenna for base station, can make the small volume of reflecting plate and have wider bandwidth.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
On the one hand, the utility model provides a kind of reflecting plate of antenna for base station, comprise base plate, side plate and stepped plate, described side plate comprises the first relative side plate and the second side plate, described the first side plate and described the second side plate are located at respectively on the dual-side of described base plate, described side plate is connected with described stepped plate, and described stepped plate contacts described base plate.
Wherein, described the first side plate and described the second side plate all are connected with described stepped plate.
Wherein, described the first side plate and the second side plate all have flanging, and described flanging forms step with respect to described stepped plate and described base plate.
Further, the end that is connected with described side plate of described stepped plate is provided with the flat board that is parallel to described side plate.
Further, be respectively equipped with the 3rd side plate and the 4th side plate on two other side of described base plate; Described the first side plate, described the 3rd side plate, described the 4th side plate and described stepped plate form enclosed construction; Described the second side plate, described the 3rd side plate, described the 4th side plate and described stepped plate form enclosed construction.
Further, be interval with the dividing plate perpendicular to described side plate on the described base plate, described dividing plate will be divided into a plurality of zones between described the first side plate and described the second side plate.
Alternatively, described base plate is first-class is interval with described dividing plate.
In addition, described stepped plate is straight L-type plate, oblique L-type plate, straight step template or sloping step template.
Alternatively, described side plate is provided with described stepped plate and is: described side plate connects described stepped plate by securing member; Or described side plate is by being welded to connect described stepped plate; Or described side plate connects described stepped plate by buckle.
Alternatively, described stepped plate contacts described base plate and is: described base plate connects described stepped plate by securing member; Or described base plate is by being welded to connect described stepped plate; Or described base plate connects described stepped plate by buckle.
On the other hand, the utility model embodiment also provides a kind of antenna for base station, comprises feeding network, radiating element and above-mentioned reflecting plate.
The reflecting plate of the antenna for base station that the utility model embodiment provides and antenna for base station, comprise base plate, side plate and stepped plate, described side plate comprises the first relative side plate and the second side plate, described the first side plate and described the second side plate are located at respectively on the dual-side of described base plate, because described side plate is connected with described stepped plate, described stepped plate contacts described base plate, can make the volume of reflecting plate smaller so on the one hand; Described stepped plate and described base plate also can form step-like reflecting plate jointly on the other hand, frequency electromagnetic waves can produce resonance with the step of higher position like this, low-frequency electromagnetic wave can produce resonance with the step of lower, therefore the shape that the corresponding directional diagram of frequency electromagnetic waves can be more consistent with the corresponding directional diagram maintenance of low-frequency electromagnetic wave, and because the scope between frequency electromagnetic waves and the low-frequency electromagnetic wave is wider, and then can make reflecting plate have wider bandwidth.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic diagram of the reflecting plate of the utility model embodiment antenna base station;
Fig. 2 is the schematic diagram of base plate among Fig. 1;
Fig. 3 is the first side plate among Fig. 1, the second side plate and dull and stereotyped schematic diagram;
Fig. 4 is the schematic diagram of stepped plate among Fig. 1;
Fig. 5 is reflecting plate operating frequency corresponding directional diagram when 1.71GHz of the utility model embodiment antenna base station;
Fig. 6 is reflecting plate operating frequency corresponding directional diagram when 2.69GHz of the utility model embodiment antenna base station.
Reference numeral:
The 1-base plate, the 2-stepped plate, 3a-the first side plate, 3b-the second side plate, the 30-flanging, 4a-the 3rd side plate, 4b-the 4th side plate, 5-is dull and stereotyped, the 6-dividing plate
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work belongs to the scope that the utility model is protected.
Such as Fig. 1-shown in Figure 4, be a specific embodiment of the reflecting plate of the utility model antenna for base station.The reflecting plate of described base station comprises base plate 1, side plate and stepped plate 2, described side plate comprises the first relative side plate 3a and the second side plate 3b, described the first side plate 3a and described the second side plate 3b are located at respectively on the dual-side of described base plate 1, described side plate is connected with described stepped plate 2, the described base plate 1 of described stepped plate 2 contacts.
The reflecting plate of the antenna for base station that the utility model embodiment provides, comprise base plate 1, side plate and stepped plate 2, described side plate comprises the first relative side plate 3a and the second side plate 3b, described the first side plate 3a and described the second side plate 3b are located at respectively on the dual-side of described base plate 1, because described side plate is connected with described stepped plate 2, the described base plate 1 of described stepped plate 2 contacts can make the volume of reflecting plate smaller so on the one hand; Described stepped plate 2 also can form step-like reflecting plate jointly with described base plate 1 on the other hand, frequency electromagnetic waves can produce resonance with the step of higher position like this, low-frequency electromagnetic wave can produce resonance with the step of lower, therefore the shape that the corresponding directional diagram of frequency electromagnetic waves can be more consistent with the formed directional diagram maintenance of low-frequency electromagnetic wave, and because the scope between frequency electromagnetic waves and the low-frequency electromagnetic wave is wider, and then can make reflecting plate have wider bandwidth.
Wherein, in conjunction with Fig. 1 and Fig. 4, described the first side plate 3a and described the second side plate 3b all are connected with described stepped plate 2, can make like this reflecting plate can further guarantee to keep more consistent directional diagram in wider bandwidth, guarantee electromagnetic radiation characteristic.
Need to prove, with reference to Fig. 1 and Fig. 4, described the first side plate 3a and described the second side plate 3b also can have flanging 30, and the relatively described stepped plate 2 of described flanging 30 and described base plate 1 form step, can further increase like this number of steps of reflecting plate, guarantee electromagnetic radiation characteristic.
Refer again to Fig. 1 and Fig. 4, the end that described stepped plate 2 is connected with described side plate can be provided with the flat board 5 that is parallel to described side plate, can further satisfy like this electromagenetic wave radiation characteristic of reflecting plate in wider bandwidth, its middle plateform 5 can be installed on the described stepped plate 2 by securing member or buckle, perhaps can be installed on the stepped plate 2 by modes such as welding.
By shown in Figure 1, can also be respectively equipped with the 3rd side plate 4a and the 4th side plate 4b on two other side of described base plate 1; Described the first side plate 3a, described the 3rd side plate 4a, described the 4th side plate 4b and described stepped plate 2 form enclosed construction; Described the second side plate 3b, described the 3rd side plate 4a, described the 4th side plate 4b and described stepped plate 2 form enclosed construction, can form coaming plate at base plate 1 by the first side plate 3a, the second side plate 3b, the 3rd side plate 4a and the 4th side plate 4b like this, and can form with stepped plate 2 and base plate 1 structure of sealing, can satisfy better like this electromagenetic wave radiation characteristic of reflecting plate in wider bandwidth.
In order to satisfy the layout of array antenna, can be interval with dividing plate 6 perpendicular to described side plate at described base plate 1, described dividing plate 6 will be divided into a plurality of zones between described the first side plate 3a and described the second side plate 3b, on reflecting plate, can form like this zone of a plurality of layout antennas, but also can make the antenna in the adjacent area have preferably isolation, avoid influencing each other.
Alternatively, can uniformly-spaced be provided with described dividing plate 6 on the described base plate 1, perhaps also can be provided with described dividing plate 6 by unequal interval.
In addition, described stepped plate 2 can be straight L-type plate, oblique L-type plate, straight step template or sloping step template, and alternatively, the utility model embodiment adopts the straight step template.
Alternatively, described side plate is provided with described stepped plate 2 and is: described side plate can connect described stepped plate 2 by securing member; Or described side plate can be by being welded to connect described stepped plate 2; Or described side plate can connect described stepped plate 2 by buckle, but is not limited to the utility model embodiment, can also be the connected mode known to other those skilled in that art.
Equally alternatively, the described base plate 1 of described stepped plate 2 contacts is: described base plate 1 can connect described stepped plate 2 by securing member; Or described base plate 1 can be by being welded to connect described stepped plate 2; Or described base plate 1 can connect described stepped plate 2 by buckle, but is not limited to the utility model embodiment, can also be the connected mode known to other those skilled in that art.
The reflecting plate of antenna for base station is by adopting above-mentioned scheme, can make the volume of reflecting plate reach 468mm*140mm*40mm, particularly, the size of base plate 1 can be 454mm*120mm*1.5mm, the first side plate 3a and the second side plate 3b are located at respectively on two long limits of base plate 1, the size of the first side plate 3a and the second side plate 3b all can be 454*21.6mm*1.5mm, flat board 5 sizes that are parallel to the first side plate 3a or the second side plate 3b can be 418*21.6mm*1.5mm, and the spacing of dull and stereotyped the 5 and first side plate 3a or the second side plate 3b is 7mm, the thickness of optional straight step template can be 1.5mm, length is 418mm, and this straight step template has three steps, the size of the horizontal/vertical part of each step is respectively 6mm/15mm, 6mm/15mm, 6mm/6mm, spacing between the adjacent separator 6 can be 108mm, and each dividing plate 6 length/width is of a size of 110mm/16.2mm.The reflecting plate of the utility model embodiment can also cover the electromagnetic wave of a plurality of frequency ranges in 1.71～2.69GHz, as shown in Figure 5, be the corresponding directional diagram of 1.71GHz, Fig. 6 is the corresponding directional diagram of 2.69GHz, therefrom find out, therefore the electromagnetic directional diagram of these two frequency ranges is more approaching, further specifies that reflecting plate can make the comparison of coherence of the corresponding directional diagram of low-and high-frequency section good among the utility model embodiment.
The utility model embodiment also provides a kind of antenna for base station, comprises feeding network, radiating element and above-mentioned any one possible reflecting plate.
With reference to Fig. 1-Fig. 4, the antenna for base station that the utility model embodiment provides, owing to the side plate in the reflecting plate is connected with described stepped plate 2, the described base plate 1 of described stepped plate 2 contacts can make the volume of reflecting plate smaller so on the one hand; Described stepped plate 2 also can form step-like reflecting plate jointly with described base plate 1 on the other hand, frequency electromagnetic waves can produce resonance with the step of higher position like this, low-frequency electromagnetic wave can produce resonance with the step of lower, therefore the shape that the corresponding directional diagram of frequency electromagnetic waves can be more consistent with the corresponding directional diagram maintenance of low-frequency electromagnetic wave, and because the scope between frequency electromagnetic waves and the low-frequency electromagnetic wave is wider, and then can make reflecting plate have wider bandwidth.
Because the reflecting plate concrete structure in the antenna for base station that the utility model embodiment provides can be any one the possible mode described in the preamble, therefore repeat no more here.
The above; it only is embodiment of the present utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; can expect easily changing or replacing, all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of described claim.
Claims (11)
1. the reflecting plate of an antenna for base station, it is characterized in that, comprise base plate, side plate and stepped plate, described side plate comprises the first relative side plate and the second side plate, described the first side plate and described the second side plate are located at respectively on the dual-side of described base plate, described side plate is connected with described stepped plate, and described stepped plate contacts described base plate.
2. the reflecting plate of antenna for base station according to claim 1 is characterized in that, described the first side plate and described the second side plate all are connected with described stepped plate.
3. the reflecting plate of antenna for base station according to claim 2 is characterized in that, described the first side plate and the second side plate all have flanging, and described flanging forms step with respect to described stepped plate and described base plate.
4. the reflecting plate of antenna for base station according to claim 3 is characterized in that, the end that described stepped plate is connected with described side plate is provided with the flat board that is parallel to described side plate.
5. the reflecting plate of antenna for base station according to claim 4 is characterized in that, is respectively equipped with the 3rd side plate and the 4th side plate on two other side of described base plate;
Described the first side plate, described the 3rd side plate, described the 4th side plate and described stepped plate form enclosed construction; Described the second side plate, described the 3rd side plate, described the 4th side plate and described stepped plate form enclosed construction.
6. the reflecting plate of each described antenna for base station is characterized in that according to claim 1-5, is interval with the dividing plate perpendicular to described side plate on the described base plate, and described dividing plate will be divided into a plurality of zones between described the first side plate and described the second side plate.
7. the reflecting plate of antenna for base station according to claim 6 is characterized in that, described base plate is first-class to be interval with described dividing plate.
8. the reflecting plate of antenna for base station according to claim 7 is characterized in that, described stepped plate is straight L-type plate, oblique L-type plate, straight step template or sloping step template.
9. the reflecting plate of antenna for base station according to claim 1 is characterized in that, described side plate is provided with described stepped plate and is:
Described side plate connects described stepped plate by securing member;
Or described side plate is by being welded to connect described stepped plate;
Or described side plate connects described stepped plate by buckle.
10. the reflecting plate of antenna for base station according to claim 1 is characterized in that, described stepped plate contacts described base plate and is:
Described base plate connects described stepped plate by securing member;
Or described base plate is by being welded to connect described stepped plate;
Or described base plate connects described stepped plate by buckle.
11. an antenna for base station is characterized in that, comprises each described reflecting plate of feeding network, radiating element and claim 1-10.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204760861U CN202797292U (en) | 2012-09-18 | 2012-09-18 | Reflecting board of base station antennae and base station antenna |
| EP13839361.6A EP2889961B1 (en) | 2012-09-18 | 2013-09-18 | Reflecting board of base station antenna, and base station antenna |
| PCT/CN2013/083785 WO2014044194A1 (en) | 2012-09-18 | 2013-09-18 | Reflecting board of base station antenna, and base station antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204760861U CN202797292U (en) | 2012-09-18 | 2012-09-18 | Reflecting board of base station antennae and base station antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202797292U true CN202797292U (en) | 2013-03-13 |
Family
ID=47824488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204760861U Expired - Lifetime CN202797292U (en) | 2012-09-18 | 2012-09-18 | Reflecting board of base station antennae and base station antenna |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2889961B1 (en) |
| CN (1) | CN202797292U (en) |
| WO (1) | WO2014044194A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014044194A1 (en) * | 2012-09-18 | 2014-03-27 | 华为技术有限公司 | Reflecting board of base station antenna, and base station antenna |
| CN107004954A (en) * | 2014-12-31 | 2017-08-01 | 深圳市大富科技股份有限公司 | Dual-band antenna and antenna system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE512439C2 (en) * | 1998-06-26 | 2000-03-20 | Allgon Ab | Dual band antenna |
| SE527757C2 (en) * | 2004-07-28 | 2006-05-30 | Powerwave Technologies Sweden | A reflector, an antenna using a reflector and a manufacturing method for a reflector |
| US7701409B2 (en) * | 2005-06-29 | 2010-04-20 | Cushcraft Corporation | System and method for providing antenna radiation pattern control |
| CN201084828Y (en) * | 2007-09-30 | 2008-07-09 | 京信通信系统（中国）有限公司 | Positioning base station antenna |
| KR100983615B1 (en) * | 2008-08-11 | 2010-09-24 | 주식회사 에이스테크놀로지 | Choke member having step height and antenna including the same |
| CN101515668A (en) * | 2009-03-25 | 2009-08-26 | 华为技术有限公司 | Base station antenna and reflection plate thereof |
| CN102394381A (en) * | 2011-11-02 | 2012-03-28 | 华为技术有限公司 | Reflecting plate, antenna, base station and communication system |
| CN202797292U (en) * | 2012-09-18 | 2013-03-13 | 华为技术有限公司 | Reflecting board of base station antennae and base station antenna |
-
2012
- 2012-09-18 CN CN2012204760861U patent/CN202797292U/en not_active Expired - Lifetime
-
2013
- 2013-09-18 WO PCT/CN2013/083785 patent/WO2014044194A1/en active Application Filing
- 2013-09-18 EP EP13839361.6A patent/EP2889961B1/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014044194A1 (en) * | 2012-09-18 | 2014-03-27 | 华为技术有限公司 | Reflecting board of base station antenna, and base station antenna |
| CN107004954A (en) * | 2014-12-31 | 2017-08-01 | 深圳市大富科技股份有限公司 | Dual-band antenna and antenna system |
| CN107004954B (en) * | 2014-12-31 | 2020-07-28 | 深圳市大富科技股份有限公司 | Dual-band antenna and antenna system |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2889961B1 (en) | 2020-05-06 |
| EP2889961A4 (en) | 2015-07-29 |
| EP2889961A1 (en) | 2015-07-01 |
| WO2014044194A1 (en) | 2014-03-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204497377U (en) | A kind of GSM/LTE dual-band antenna radiating element and antenna | |
| EP3226347B1 (en) | Wifi antenna | |
| TWI639275B (en) | Communication device | |
| US10084243B2 (en) | Antenna isolator | |
| EP2999046B1 (en) | Multi-antenna system and mobile terminal | |
| KR102280159B1 (en) | Communication module and communication apparatus including the same | |
| US20180123226A1 (en) | Radiation apparatus | |
| CN108292794B (en) | Communication equipment | |
| TWI628862B (en) | Communication device | |
| CN204424446U (en) | The mobile terminal device of antenna modules and the described antenna modules of employing | |
| US10164325B1 (en) | Communication device | |
| CN105552543A (en) | Base station antenna for 2G/3G frequency band based on electromagnetic band gap reflection base plate | |
| CN105609921A (en) | Small high and low frequency coaxial dual-polarized base station antenna unit | |
| CN202797292U (en) | Reflecting board of base station antennae and base station antenna | |
| CN109560391B (en) | MIMO antenna array and antenna reflecting plate thereof | |
| CN203205527U (en) | Multifunctional antenna | |
| CN205141139U (en) | Dual -frenquency double polarization base station antenna | |
| CN107394346B (en) | Communication device | |
| CN208272143U (en) | A kind of double wideband narrow beam antennas | |
| CN105449353A (en) | Omnidirectional ceiling antenna | |
| CN203166092U (en) | Directional antenna | |
| CN109149080B (en) | Communication device | |
| CN103794853B (en) | Omnidirectional antenna | |
| CN109309287B (en) | Antenna system | |
| CN205319333U (en) | Dual -frenquency double polarization base station antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
|
| CX01 | Expiry of patent term |