CN204243203U - Multi-convex dipole microstrip antenna - Google Patents

Multi-convex dipole microstrip antenna Download PDF

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CN204243203U
CN204243203U CN201420778008.6U CN201420778008U CN204243203U CN 204243203 U CN204243203 U CN 204243203U CN 201420778008 U CN201420778008 U CN 201420778008U CN 204243203 U CN204243203 U CN 204243203U
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rectangular
patch
rectangular patch
rectangular metal
ground plate
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CN201420778008.6U
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刘娈
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China Jiliang University
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China Jiliang University
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Abstract

The utility model discloses a kind of many convex-edge shapes oscillator microstrip antenna.It comprises substrate, the first rectangular patch, the second rectangular patch, 3rd rectangular patch, the 4th rectangular patch, the 5th rectangular patch, 6th rectangular patch, the 7th rectangular patch, impedance matching input transmission line, first rectangular metal ground plate, second rectangular metal ground plate, the 3rd rectangular metal ground plate, the 4th rectangular metal ground plate, 5th rectangular metal ground plate, the 6th rectangular metal ground plate; One end of impedance matching input transmission line is connected with the lower end of the 7th rectangular patch, the impedance matching input other end of transmission line is connected with the bottom of substrate, 4th rectangular metal ground plate, the 5th rectangular metal ground plate, the bottom of the 6th rectangular metal ground plate is connected with the low side of substrate.Have stable radiation characteristic in utility model works frequency band, loss is low, and structure is simple, and volume is little, easy to make.

Description

Many convex-edge shapes oscillator microstrip antenna
Technical field
The utility model relates to antenna, particularly relates to a kind of many convex-edge shapes oscillator microstrip antenna.
Background technology
The form of microstrip antenna has a variety of.According to the difference of paster and floor form, its kind can be divided into micro-strip paster antenna, micro-strip oscillator antenna, microstrip slot antenna etc.Due to the shape of microstrip antenna self and the particularity of material, make the advantage that it has other antennas incomparable in a lot of field, such as, volume is little, lightweight, low throwing face, low cost of manufacture, technological requirement is low, robustness, planar structure easily and antenna carrier is surperficial conformal and with microwave radio integrated circuit and optoelectronic IC technical compatibility etc.So microstrip antenna undergoes an unusual development rapidly, just cause the very big concern in antenna works field short decades.Just because of this, microstrip antenna oneself be widely used in the markets such as person communication system (PCS), global positioning system (GPS), direct broadcasting satellite (DBS), WLAN (WLANS) and intelligent freeway traffic system (IVHS).But contradiction is always ubiquitous.Microstrip antenna also has self geneogenous shortcoming, as: bandwidth is narrower, and makes its radiation efficiency relatively low due to surface actuator, conductor and dielectric loss.Although some problem is not solved, one flaw cannot mar the jade, and microstrip antenna inherent advantages are that its development speed in field of antenna holds a safe lead.
Along with the development of microwave integrated technology and space technology are to the active demand of low profile antenna, expand in the world and microstrip antenna extensively and is in depth studied.In addition, modern age, development communication technologies was rapid, and required transmission rate is more and more higher, and bandwidth is also more and more wider.Ultra-wideband Communication Technology is large with high speed, safety, capacity, the advantage not available for other narrow-band communication systems such as anti-multipath is subject to extensive concern.Broadband, new construction and high performance microstrip antenna continue to bring out.Ultra-wideband microstrip antenna has larger frequency band range, can meet the demand of each frequency range.Therefore, in the urgent need to working out small size, frequency band range is wide, the micro-strip paster antenna that radiation characteristic is good.
Summary of the invention
The utility model provides a kind of many convex-edge shapes oscillator microstrip antenna, and technical scheme is as follows:
Many convex-edge shapes oscillator microstrip antenna comprises substrate, the first rectangular patch, the second rectangular patch, 3rd rectangular patch, the 4th rectangular patch, the 5th rectangular patch, 6th rectangular patch, the 7th rectangular patch, impedance matching input transmission line,, the first rectangular metal ground plate, the second rectangular metal ground plate, 3rd rectangular metal ground plate, 4th rectangular metal ground plate, the 5th rectangular metal ground plate, the 6th rectangular metal ground plate, the upper surface of substrate is provided with the first rectangular patch, second rectangular patch, 3rd rectangular patch, 4th rectangular patch, 5th rectangular patch, 6th rectangular patch, 7th rectangular patch, impedance matching input transmission line, the lower end, left side of the first rectangular patch is connected with the second rectangular patch, the lower end, right side of the first rectangular patch is connected with the 3rd rectangular patch, the lower end of the second rectangular patch is connected with the 4th rectangular patch, the lower end of the 3rd rectangular patch is connected with the 5th rectangular patch, the upper end, left side of the 6th rectangular patch is connected with the 4th rectangular patch, the upper end, right side of the 6th rectangular patch is connected with the 5th rectangular patch, 7th rectangular patch is connected with the downside of the 6th rectangular patch, the lower surface of substrate is provided with the first rectangular metal ground plate, second rectangular metal ground plate, 3rd rectangular metal ground plate, 4th rectangular metal ground plate, 5th rectangular metal ground plate, 6th rectangular metal ground plate, the lower end, left side of the first rectangular metal ground plate is connected with the upside of the second rectangular metal ground plate, the lower end, right side of the first rectangular metal ground plate is connected with the upside of the 3rd rectangular metal ground plate, the lower end, left side of the second rectangular metal ground plate is connected with the 4th rectangular metal ground plate, the lower end, right side of the 3rd rectangular metal ground plate is connected with the 5th rectangular metal ground plate, one end of impedance matching input transmission line is connected with the lower end of the 7th rectangular patch, the impedance matching input other end of transmission line is connected with the bottom of substrate, 4th rectangular metal ground plate, the 5th rectangular metal ground plate, the bottom of the 6th rectangular metal ground plate is connected with the low side of substrate.
Described substrate is glass-epoxy material, and the length of substrate is 104mm ~ 105mm, and width is 80mm ~ 82mm.The length of the first described rectangular patch is 58mm ~ 60mm, and width is 9mm ~ 10mm.The second described rectangular patch is identical with the 3rd rectangular patch structural parameters, and length is 19mm ~ 20mm, and width is 9mm ~ 10mm.The 4th described rectangular patch is identical with the 5th rectangular patch structural parameters, and length is 13mm ~ 15mm, and width is 5mm ~ 6mm.The 6th described rectangular patch length is 30mm ~ 31mm, and width is 5mm ~ 6mm.The 7th described rectangular patch length is 14mm ~ 15mm, and width is 5mm ~ 6mm.The length of described impedance matching input transmission line is 22mm ~ 23mm, and width is 3mm ~ 4mm.The length of the first described rectangular metal ground plate is 104mm ~ 105mm, and width is 8mm ~ 9mm.Identical with the 3rd rectangular metal ground plate structural parameters in the second described rectangular metal ground plate, length is 27mm ~ 28mm, and width is 8mm ~ 9mm.The 4th described rectangular metal ground plate, the 5th rectangular metal ground plate structural parameters are identical, and length is 47mm ~ 48mm, and width is 3mm ~ 4mm.The 6th described rectangular metal ground plate length is 47mm ~ 48mm, and width is 23mm ~ 24mm.
Have stable radiation characteristic in utility model works frequency band, loss is low, and structure is simple, and volume is little, easy to make.
Accompanying drawing illustrates:
Fig. 1 is the Facad structure figure of many convex-edge shapes oscillator microstrip antenna;
Fig. 2 is the structure figure of many convex-edge shapes oscillator microstrip antenna;
Fig. 3 is the return loss plot figure of many convex-edge shapes oscillator microstrip antenna;
Fig. 4 is the E face of antenna when 7.53GHz, H surface radiation directional diagram;
Fig. 5 is the front face surface current density distributing figure of many convex-edge shapes oscillator microstrip antenna when 7.53GHz.
Fig. 6 is the backside surface current density distributing figure of many convex-edge shapes oscillator microstrip antenna when 7.53GHz.
Embodiment
As shown in Fig. 1 ~ 2, many convex-edge shapes oscillator microstrip antenna comprises substrate 1, the first rectangular patch 2, second rectangular patch the 3, three rectangular patch the 4, four rectangular patch 5,5th rectangular patch the 6, six rectangular patch the 7, seven rectangular patch 8, impedance matching input transmission line 9, the first rectangular metal ground plate 10, second rectangular metal ground plate the 11, three rectangular metal ground plate the 12, four rectangular metal ground plate 13,5th rectangular metal ground plate the 14, six rectangular metal ground plate 15, the upper surface of substrate 1 is provided with the first rectangular patch 2, second rectangular patch 3, 3rd rectangular patch 4, 4th rectangular patch 5, 5th rectangular patch 6, 6th rectangular patch 7, 7th rectangular patch 8, impedance matching input transmission line 9, the lower end, left side of the first rectangular patch 2 is connected with the second rectangular patch 3, the lower end, right side of the first rectangular patch 2 is connected with the 3rd rectangular patch 4, the lower end of the second rectangular patch 3 is connected with the 4th rectangular patch 5, the lower end of the 3rd rectangular patch 4 is connected with the 5th rectangular patch 6, the upper end, left side of the 6th rectangular patch 7 is connected with the 4th rectangular patch 5, the upper end, right side of the 6th rectangular patch 7 is connected with the 5th rectangular patch 6, 7th rectangular patch 8 is connected with the downside of the 6th rectangular patch 7, the lower surface of substrate 1 is provided with the first rectangular metal ground plate 10, second rectangular metal ground plate 11, 3rd rectangular metal ground plate 12, 4th rectangular metal ground plate 13, 5th rectangular metal ground plate 14, 6th rectangular metal ground plate 15, the lower end, left side of the first rectangular metal ground plate 10 is connected with the upside of the second rectangular metal ground plate 11, the lower end, right side of the first rectangular metal ground plate 10 is connected with the upside of the 3rd rectangular metal ground plate 12, the lower end, left side of the second rectangular metal ground plate 11 is connected with the 4th rectangular metal ground plate 13, the lower end, right side of the 3rd rectangular metal ground plate 12 is connected with the 5th rectangular metal ground plate 14, one end of impedance matching input transmission line 9 is connected with the lower end of the 7th rectangular patch 8, the other end of impedance matching input transmission line 9 is connected with the bottom of substrate 1,4th rectangular metal ground plate 13, the bottom of the 5th rectangular metal ground plate the 14, six rectangular metal ground plate 15 is connected with the low side of substrate 1.
Described substrate 1 is glass-epoxy material, and the length of substrate 1 is 104mm ~ 105mm, and width is 80mm ~ 82mm.The length of the first described rectangular patch 2 is 58mm ~ 60mm, and width is 9mm ~ 10mm.The second described rectangular patch 3 is identical with the 3rd rectangular patch 4 structural parameters, and length is 19mm ~ 20mm, and width is 9mm ~ 10mm.The 4th described rectangular patch 5 is identical with the 5th rectangular patch 6 structural parameters, and length is 13mm ~ 15mm, and width is 5mm ~ 6mm.The 6th described rectangular patch 7 length is 30mm ~ 31mm, and width is 5mm ~ 6mm.The 7th described rectangular patch 8 length is 14mm ~ 15mm, and width is 5mm ~ 6mm.The length of described impedance matching input transmission line 9 is 22mm ~ 23mm, and width is 3mm ~ 4mm.The length of the first described rectangular metal ground plate 10 is 104mm ~ 105mm, and width is 8mm ~ 9mm.The second described rectangular metal ground plate 11 is identical with the 3rd rectangular metal ground plate 12 structural parameters, and length is 27mm ~ 28mm, and width is 8mm ~ 9mm.The 4th described rectangular metal ground plate the 13, five rectangular metal ground plate 14 structural parameters are identical, and length is 47mm ~ 48mm, and width is 3mm ~ 4mm.The 6th described rectangular metal ground plate 15 length is 47mm ~ 48mm, and width is 23mm ~ 24mm.
Embodiment 1
Many convex-edge shapes oscillator microstrip antenna:
Select dielectric constant be 4.4 glass-epoxy material make micro-belt substrate, thickness is 1.7mm.The length of substrate is 105mm, and width is 80mm.The length of the first rectangular patch is 60mm, and width is 10mm.Second rectangular patch is identical with the 3rd rectangular patch structural parameters, and length is 20mm, and width is 10mm.4th rectangular patch is identical with the 5th rectangular patch structural parameters, and length is 15mm, and width is 5mm.6th rectangular patch length is 30mm, and width is 5mm.7th rectangular patch length is 15mm, and width is 5mm.The length of impedance matching input transmission line is 23mm, and width is 4mm.The length of the first rectangular metal ground plate is 105mm, and width is 8mm.Second rectangular metal ground plate is identical with the 3rd rectangular metal ground plate structural parameters, and length is 27mm, and width is 8mm.4th rectangular metal ground plate, the 5th rectangular metal ground plate structural parameters are identical, and length is 47mm, and width is 3mm.6th rectangular metal ground plate length is 47mm, and width is 23mm.The property indices of many convex-edge shapes oscillator microstrip antenna adopts CST software to test, and as shown in Figure 3, as seen from the figure, the working frequency range of below-10dB is 7.19GHz ~ 7.88GHz to the return loss plot of gained.Figure 4 shows that the E face of antenna when 7.53GHz, H face directional diagram, as seen from the figure, when frequency is 7.53GHz, the gain of antenna is 5.9dBi, and half power lobe width is 52.3 °.Fig. 5 is the front face surface current density distributing figure of antenna when 7.53GHz.Fig. 6 is the backside surface current density distributing figure of antenna when 7.53GHz.

Claims (10)

1.一种多凸边形振子微带天线，其特征在于包括基板(1)，第一矩形贴片(2)，第二矩形贴片(3)，第三矩形贴片(4)，第四矩形贴片(5)，第五矩形贴片(6)，第六矩形贴片(7)，第七矩形贴片(8)，阻抗匹配输入传输线(9)，第一矩形金属接地板(10)，第二矩形金属接地板(11)，第三矩形金属接地板(12)，第四矩形金属接地板(13)，第五矩形金属接地板(14)，第六矩形金属接地板(15)；基板(1)的上表面设有第一矩形贴片(2)，第二矩形贴片(3)，第三矩形贴片(4)，第四矩形贴片(5)，第五矩形贴片(6)，第六矩形贴片(7)，第七矩形贴片(8)，阻抗匹配输入传输线(9)，第一矩形贴片(2)的左侧下端与第二矩形贴片(3)相连，第一矩形贴片(2)的右侧下端与第三矩形贴片(4)相连，第二矩形贴片(3)的下端与第四矩形贴片(5)相连，第三矩形贴片(4)的下端与第五矩形贴片(6)相连，第六矩形贴片(7)的左侧上端与第四矩形贴片(5)相连，第六矩形贴片(7)的右侧上端与第五矩形贴片(6)相连，第七矩形贴片(8)与第六矩形贴片(7)的下侧相连；基板(1)的下表面设有第一矩形金属接地板(10)，第二矩形金属接地板(11)，第三矩形金属接地板(12)，第四矩形金属接地板(13)，第五矩形金属接地板(14)，第六矩形金属接地板(15)，第一矩形金属接地板(10)的左侧下端与第二矩形金属接地板(11)的上侧相连，第一矩形金属接地板(10)的右侧下端与第三矩形金属接地板(12)的上侧相连，第二矩形金属接地板(11)的左侧下端与第四矩形金属接地板(13)相连，第三矩形金属接地板(12)的右侧下端与第五矩形金属接地板(14)相连；阻抗匹配输入传输线(9)的一端与第七矩形贴片(8)的下端相连，阻抗匹配输入传输线(9)的另一端与基板(1)的底端相连，第四矩形金属接地板(13)，第五矩形金属接地板(14)，第六矩形金属接地板(15)的底端与基板(1)的低端相连。 1. A polygonal vibrator microstrip antenna is characterized in that it comprises a substrate (1), a first rectangular patch (2), a second rectangular patch (3), a third rectangular patch (4), and a second rectangular patch (4). Four rectangular patch (5), fifth rectangular patch (6), sixth rectangular patch (7), seventh rectangular patch (8), impedance matching input transmission line (9), first rectangular metal ground plate ( 10), the second rectangular metal grounding plate (11), the third rectangular metal grounding plate (12), the fourth rectangular metal grounding plate (13), the fifth rectangular metal grounding plate (14), the sixth rectangular metal grounding plate ( 15); the upper surface of the substrate (1) is provided with a first rectangular patch (2), a second rectangular patch (3), a third rectangular patch (4), a fourth rectangular patch (5), and a fifth rectangular patch (5). The rectangular patch (6), the sixth rectangular patch (7), the seventh rectangular patch (8), the impedance matching input transmission line (9), the left lower end of the first rectangular patch (2) and the second rectangular patch The pieces (3) are connected, the lower end of the right side of the first rectangular patch (2) is connected with the third rectangular patch (4), the lower end of the second rectangular patch (3) is connected with the fourth rectangular patch (5), The lower end of the third rectangular patch (4) links to each other with the fifth rectangular patch (6), the left upper end of the sixth rectangular patch (7) links to each other with the fourth rectangular patch (5), and the sixth rectangular patch ( 7) The upper right end of the right side is connected with the fifth rectangular patch (6), the seventh rectangular patch (8) is connected with the underside of the sixth rectangular patch (7); the lower surface of the substrate (1) is provided with a first Rectangular metal grounding plate (10), second rectangular metal grounding plate (11), third rectangular metal grounding plate (12), fourth rectangular metal grounding plate (13), fifth rectangular metal grounding plate (14), sixth Rectangular metal grounding plate (15), the left lower end of the first rectangular metal grounding plate (10) is connected to the upper side of the second rectangular metal grounding plate (11), and the right lower end of the first rectangular metal grounding plate (10) is connected to the upper side of the second rectangular metal grounding plate (11). The upper side of the third rectangular metal grounding plate (12) is connected, the left side lower end of the second rectangular metal grounding plate (11) is connected with the fourth rectangular metal grounding plate (13), and the right side of the third rectangular metal grounding plate (12) The lower end of the side is connected to the fifth rectangular metal ground plate (14); one end of the impedance matching input transmission line (9) is connected to the lower end of the seventh rectangular patch (8), and the other end of the impedance matching input transmission line (9) is connected to the substrate (1 ), the bottom of the fourth rectangular metal grounding plate (13), the fifth rectangular metal grounding plate (14), and the bottom of the sixth rectangular metal grounding plate (15) are connected to the low end of the substrate (1). 2.如权利要求1所述的一种多凸边形振子微带天线，其特征在于所述的基板(1)为玻璃纤维环氧树脂材料，基板(1)的长度为104mm～105mm，宽度为80mm～82mm。 2. A kind of multi-convex vibrator microstrip antenna as claimed in claim 1, characterized in that said substrate (1) is a glass fiber epoxy resin material, the length of the substrate (1) is 104mm～105mm, and the width It is 80mm ~ 82mm. 3.如权利要求1所述的一种多凸边形振子微带天线，其特征在于所述的第一矩形贴片(2)的长度为58mm～60mm，宽度为9mm～10mm。 3. A multi-convex vibrator microstrip antenna according to claim 1, characterized in that said first rectangular patch (2) has a length of 58 mm to 60 mm and a width of 9 mm to 10 mm. 4.如权利要求1所述的一种多凸边形振子微带天线，其特征在于所述的第二矩形贴片(3)与第三矩形贴片(4)结构参数相同，长度为19mm～20mm，宽度为9mm～10mm。 4. A kind of multi-convex vibrator microstrip antenna as claimed in claim 1, characterized in that the second rectangular patch (3) has the same structural parameters as the third rectangular patch (4), and the length is 19mm ～20mm, width 9mm～10mm. 5.如权利要求1所述的一种多凸边形振子微带天线，其特征在于所述的第四矩形贴片(5)与第五矩形贴片(6)结构参数相同，长度为13mm～15mm，宽度为5mm～6mm。 5. A kind of multi-convex vibrator microstrip antenna as claimed in claim 1, characterized in that the fourth rectangular patch (5) has the same structural parameters as the fifth rectangular patch (6), and the length is 13mm ～15mm, width 5mm～6mm. 6.如权利要求1所述的一种多凸边形振子微带天线，其特征在于所述的第六矩形贴片(7)长度为30mm～31mm，宽度为5mm～6mm。 6. A multi-convex vibrator microstrip antenna according to claim 1, characterized in that said sixth rectangular patch (7) has a length of 30mm-31mm and a width of 5mm-6mm. 7.如权利要求1所述的一种多凸边形振子微带天线，其特征在于所述的第七矩形贴片(8)长度为14mm～15mm，宽度为5mm～6mm。 7. A multi-convex vibrator microstrip antenna as claimed in claim 1, characterized in that said seventh rectangular patch (8) has a length of 14mm-15mm and a width of 5mm-6mm. 8.如权利要求1所述的一种多凸边形振子微带天线，其特征在于所述的阻抗匹配输入传输线(9)的长度为22mm～23mm，宽度为3mm～4mm。 8. A multi-convex vibrator microstrip antenna as claimed in claim 1, characterized in that the impedance-matched input transmission line (9) has a length of 22 mm to 23 mm and a width of 3 mm to 4 mm. 9.如权利要求1所述的一种多凸边形振子微带天线，其特征在于所述的第一矩形金属接地板(10)的长度为104mm～105mm，宽度为8mm～9mm。 9. A multi-convex vibrator microstrip antenna as claimed in claim 1, characterized in that the length of the first rectangular metal ground plate (10) is 104mm-105mm, and the width is 8mm-9mm. 10.如权利要求1所述的一种多凸边形振子微带天线，其特征在于所述的第二矩形金属接地板(11)与第三矩形金属接地板(12)结构参数相同，长度为27mm～28mm，宽度为8mm～9mm,所述的第四矩形金属接地板(13)，第五矩形金属接地板(14)结构参数相同，长度为47mm～48mm，宽度为3mm～4mm,所述的第六矩形金属接地板(15)长度为47mm～48mm，宽度为23mm～24mm。 10. A kind of multi-convex dipole microstrip antenna as claimed in claim 1, characterized in that the second rectangular metal ground plate (11) is identical to the third rectangular metal ground plate (12) in terms of structural parameters, length The fourth rectangular metal grounding plate (13) and the fifth rectangular metal grounding plate (14) have the same structural parameters, the length is 47mm～48mm, and the width is 3mm～4mm. The sixth rectangular metal grounding plate (15) has a length of 47mm-48mm and a width of 23mm-24mm.
CN201420778008.6U 2014-12-11 2014-12-11 Multi-convex dipole microstrip antenna Expired - Fee Related CN204243203U (en)

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