CN204375936U - A kind of novel monopole ultra-wideband antenna opening rhombus groove - Google Patents
A kind of novel monopole ultra-wideband antenna opening rhombus groove Download PDFInfo
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- CN204375936U CN204375936U CN201420824734.7U CN201420824734U CN204375936U CN 204375936 U CN204375936 U CN 204375936U CN 201420824734 U CN201420824734 U CN 201420824734U CN 204375936 U CN204375936 U CN 204375936U
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- monopole
- rhombus groove
- ultra
- wideband antenna
- medium substrate
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Abstract
The utility model relates to a kind of novel monopole ultra-wideband antenna opening rhombus groove, and it comprises medium substrate (1), the wing monopole paster (2) of hollow, 50 Ohm microstrip feeding line (3), rectangular radiation patch (4), rectangle ground plate (5), rhombus groove (6).This operating frequency of antenna is 5.46GHz-15GHz, and passband band limits meets voltage standing wave ratio and is less than 2, has trap characteristic and trap is adjustable in the frequency range of 7.45GHz-8.26GHz.Antenna size is small, and structure has flexibility, reliability and simplicity, has higher practical value.
Description
Technical field
The utility model relates to a kind of antenna, particularly a kind of novel monopole ultra-wideband antenna opening rhombus groove.In this antenna, band resistance is realized by the wing monopole of an additional hollow.The width of band and highly depend on the centre frequency being with trap shape frequency band.This antenna is imprinted on a very little substrate.
Background technology
Antenna is the indispensable part of institute's wire/wireless communication system, carry the signal sent by transmitter and change into electromagnetic form with to spatial, or the electromagnetic signal in free space is changed into high-frequency signal receive for receiver, thus realize the spacing wave exchange process of radio communication.Along with the development of wireless communication technology, the continuous progress of hardware research and development condition, in order to realize the transmission of wireless signal better, higher requirement is it is also proposed in the performance of antenna, under the overall situation of current Wireless Telecom Equipment extensive use, the importance of antenna grows with each passing day especially, and the research of various antenna technology and the requirement of higher technical indicator make antenna technology welcome the major opportunity of another development.
Ultra-wideband Communication Technology (UWB, Ultra Wide Band), just there are associated ultra-broadband emitter and the application of receiver technology as far back as the sixties in 20th century, but have just been applied in the fields such as radar, location, sensing and secure communication.2002, FCC (FCC) is using the operating frequency range of 3.1 ~ 10.6GHz as work system and measuring system, and regulation is except being applied to the fields such as digital communication, radar and location, all right commercialization, civil area etc., along with the development of radiotechnics, system for the requirement of transmission speed, transmission capacity also become more and more higher ultra-broadband signal owing to having great bandwidth, the advantage such as transmission rate is high, power is low, strong interference immunity can meet the demand of modern communications well.
Ultra-wideband communication system has the characteristic not available for narrow-band communication system, and it can bring low-power consumption, high bandwidth and relative simple wireless communication technology for the interface card of WLAN (wireless local area network) WLAN and PAN (Personal Area Network) PAN and access technology.
Along with the development of radiotechnics, ultra-wideband antenna is to future developments such as broadband, miniaturization, high transmission rates, low cost, low-complexities.Ultra-wideband printed monopole aerial is exactly this development product.In the design of ultra-wideband printed monopole aerial, the structure had plenty of by changing metal floor carrys out the bandwidth of broadening antenna; Have plenty of and increase bandwidth by changing feeder line; Also the shape by changing radiation patch is had to carry out the bandwidth of broadening antenna.Ultra-wideband communication system covers 3.1 ~ 10.6GHz frequency range, and the wireless system such as wireless communication frequency band densely distributed such as WLAN, WiMAX and WCDMA in this frequency range is all in this frequency range.In order to reduce the mutual interference existed between system, requiring to realize system compatible, spectrum reuse on the basis of low complex degree, ultra-wideband antenna itself can be made to have band-stop response, so just there is the ultra-wideband antenna with band-stop response.
Utility model content
The purpose of this utility model is to provide a kind of novel monopole ultra-wideband antenna opening rhombus groove, and this antenna has good impedance operator and radiation direction characteristic at the frequency band range of 5.46GHz-15GHz, and has band-stop response.
The technical scheme that the utility model adopts:
A kind of novel monopole ultra-wideband antenna opening rhombus groove, it is characterized in that, comprise medium substrate (1), the wing monopole paster (2) of hollow, 50 Ohm microstrip feeding line (3), rectangular radiation patch (4), rectangle ground plate (5), rhombus groove (6); The wing monopole paster (2) of hollow is printed on medium substrate (1) front, in the wing monopole paster (2) of hollow, insert rectangular radiation patch (4), and rectangular radiation patch and wing monopole patch edges possess certain distance; Rhombus groove (6) is opened in rectangular radiation patch (4); Ground plate (5) is printed on the lower surface of medium substrate (1).
The described novel monopole ultra-wideband antenna opening rhombus groove, it is characterized in that, described medium substrate (1) is glass-epoxy material, the length L of medium substrate (1) is 15mm, and width W is 11mm, and thickness H is 1mm.
The described novel monopole ultra-wideband antenna opening rhombus groove, it is characterized in that, the wing monopole paster (2) of described hollow, both sides are stepped symmetrical structure, it be 1mm, L2 be 1mm, L3 is 5.7mm that long edge lengths is respectively L1, and it be 1mm, W2 be 1mm, W3 is 0.5mm that minor face width is respectively W1.
The described novel monopole ultra-wideband antenna opening rhombus groove, is characterized in that, described 50 Ohm microstrip feeding line (3) are the structure of rectangle for upper end is trapezoidal lower end; It is 1mm, W5 is 1.9mm that its upper end trapezium structure width is respectively W4, and length is L4 is 1.5mm; Lower end rectangular configuration length is L5 is 7mm.
The described novel monopole ultra-wideband antenna opening rhombus groove, is characterized in that, the ground plate (5) of rectangle, its length is 7.5mm, width is 11mm.
This utility model ultra-wideband antenna has following characteristic and advantage relative to existing ultra-wideband antenna:
Bandwidth, size is little especially, and loss is low, and radiation characteristic is good, with low cost, and trap is adjustable.
This utility model ultra-wideband antenna medium substrate length L is 15mm, width W is 11mm, thickness H is 1mm, and size is very little.
By adjusting the length L6 of rectangular radiation patch, the band limits of trap can be regulated.
Accompanying drawing explanation
Fig. 1 is the basic block diagram of the utility model embodiment 1;
Fig. 2 is the basic structure vertical view of the utility model embodiment 1;
In figure: 1-medium substrate, the wing monopole paster of 2-hollow, 3-50 Ohm microstrip feeding line, 4-rectangular radiation patch, 5-rectangle ground plate, 6-rhombus groove;
Embodiment
The utility model devises a kind of novel monopole ultra-wideband antenna opening rhombus groove, and this ultra-wideband antenna size is minimum, trap is adjustable.
Below in conjunction with accompanying drawing, the utility model is further described:
As shown in Figure 1, the material of medium substrate (1) is glass-epoxy to basic block diagram of the present utility model, and its dielectric constant is 4.4.The thickness H of this medium substrate is 1mm.Rectangle ground plate (5) under medium substrate adopts copper product.
As shown in Figure 1, the wing monopole paster (2) of hollow is printed on medium substrate (1) front, in the wing monopole paster (2) of hollow, insert rectangular radiation patch (4), and rectangular radiation patch and wing monopole patch edges possess certain distance.Rhombus groove (6) is opened in rectangular radiation patch (4).Ground plate (5) is printed on the lower surface of medium substrate (1).
As shown in Figure 1, the monopole ultra-wideband antenna opening rhombus groove of the present utility model, the wing monopole paster (2) of hollow, 50 Ohm microstrip feeding line (3), rectangular radiation patch (4), rectangle ground plate (5), rhombus groove (6).
As shown in Figure 1, rectangular radiation patch (4) its patch length is L6 is 4.8mm, and it be 2mm, W7 is 1.5mm that width is respectively W6.Can modulate trap by regulating patch length L6.
As shown in Figure 1, the monopole ultra-wideband antenna opening rhombus groove of the present utility model adopts the wing monopole paster of the hollow of both sides symmetry.
The design parameter opening the monopole ultra-wideband antenna of rhombus groove of the present utility model:
The selection of medium substrate: dielectric constant is the glass-epoxy of 4.4.This material has very high strength, heat resistanceheat resistant and fire, moistureproof and insulate.The thickness of this medium substrate is that 1mm meets required intensity.Metal ground plate under medium substrate all adopts copper product.
Claims (5)
1. the novel monopole ultra-wideband antenna opening rhombus groove, it is characterized in that, comprise medium substrate (1), the wing monopole paster (2) of hollow, 50 Ohm microstrip feeding line (3), rectangular radiation patch (4), rectangle ground plate (5), rhombus groove (6); The wing monopole paster (2) of hollow is printed on medium substrate (1) front, in the wing monopole paster (2) of hollow, insert rectangular radiation patch (4), and rectangular radiation patch and wing monopole patch edges possess certain distance; Rhombus groove (6) is opened in rectangular radiation patch (4); Ground plate (5) is printed on the lower surface of medium substrate (1).
2. the monopole ultra-wideband antenna opening rhombus groove novel according to claim 1, it is characterized in that, described medium substrate (1) is glass-epoxy material, and the length L of medium substrate (1) is 15mm, width W is 11mm, and thickness H is 1mm.
3. the monopole ultra-wideband antenna opening rhombus groove novel according to claim 1, it is characterized in that, the wing monopole paster (2) of described hollow, both sides are stepped symmetrical structure, it be 1mm, L2 be 1mm, L3 is 5.7mm that long edge lengths is respectively L1, and it be 1mm, W2 be 1mm, W3 is 0.5mm that minor face width is respectively W1.
4. the monopole ultra-wideband antenna opening rhombus groove novel according to claim 1, is characterized in that, described 50 Ohm microstrip feeding line (3) are the structure of rectangle for upper end is trapezoidal lower end; It is 1mm, W5 is 1.9mm that its upper end trapezium structure width is respectively W4, and length is L4 is 1.5mm; Lower end rectangular configuration length is L5 is 7mm.
5. the monopole ultra-wideband antenna opening rhombus groove novel according to claim 1, is characterized in that, the ground plate (5) of rectangle, its length is 7.5mm, width is 11mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824734.7U CN204375936U (en) | 2014-12-23 | 2014-12-23 | A kind of novel monopole ultra-wideband antenna opening rhombus groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824734.7U CN204375936U (en) | 2014-12-23 | 2014-12-23 | A kind of novel monopole ultra-wideband antenna opening rhombus groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204375936U true CN204375936U (en) | 2015-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420824734.7U Expired - Fee Related CN204375936U (en) | 2014-12-23 | 2014-12-23 | A kind of novel monopole ultra-wideband antenna opening rhombus groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204375936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106876999A (en) * | 2015-12-13 | 2017-06-20 | 哈尔滨飞羽科技有限公司 | A kind of new monopole ultra-wideband antenna for opening rhombus groove |
-
2014
- 2014-12-23 CN CN201420824734.7U patent/CN204375936U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106876999A (en) * | 2015-12-13 | 2017-06-20 | 哈尔滨飞羽科技有限公司 | A kind of new monopole ultra-wideband antenna for opening rhombus groove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20151223 |
|
| EXPY | Termination of patent right or utility model |