CN103794860B - Three native shapes and happiness prefix microstrip - Google Patents
Three native shapes and happiness prefix microstrip Download PDFInfo
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- CN103794860B CN103794860B CN201410022130.5A CN201410022130A CN103794860B CN 103794860 B CN103794860 B CN 103794860B CN 201410022130 A CN201410022130 A CN 201410022130A CN 103794860 B CN103794860 B CN 103794860B
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- rectangular slot
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- happiness
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Abstract
The invention discloses a kind of three native shapes and happiness prefix microstrip.It comprises substrate, left side soil word annular paster, right side soil word annular paster, downside soil word annular paster, impedance matching input transmission line, rectangular metal ground plate; The upper surface of substrate is provided with left side native word annular paster, right side soil word annular paster, downside soil word annular paster, impedance matching input transmission line, and the lower surface of substrate is provided with rectangular metal ground plate; Rectangular metal ground plate is provided with is slotted by upper left rectangular slot, inverted T-shape fluting, upper right rectangular slot, left rectangular slot, right rectangular slot, happiness prefix fluting, left lower rectangular slot, right lower rectangular slot, lower-left rectangular slot, bottom right rectangular slot, cross, and one end of downside soil word annular paster is connected with left side soil word annular paster, right side soil word annular paster respectively.The present invention has that radiation characteristic is good, two-band, structure are simple, volume is little, quality is light, easy to make and be easy to the advantage such as integrated.
Description
Technical field
The present invention relates to antenna, particularly relate to a kind of three native shapes and happiness prefix microstrip.
Background technology
Microstrip antenna because volume is little, lightweight, thin profile, can conformal with aircraft, manufacturing process is simple, cost is low, easily and active device and circuit be integrated into the plurality of advantages such as single module and obtain all circles and extensively pay attention to.But microstrip antenna is a kind of resonant aerial mainly, and relative band is narrower, the bandwidth of conventional design only has 2% one 5%; And along with the reduction of its operating frequency, bandwidth also reduces gradually, and L-band microstrip antenna presents the feature of more narrow-band.Therefore, research affect the factor of microstrip antenna bandwidth and the bandwidth of how broadening microstrip antenna, for the scope of application of expansion microstrip antenna, makes that microstrip antenna is applied to industry widely, civilian, national defence is significant.
Microstrip antenna, as the outlet of radio wave and entrance, needs to be connected with the final stage loop of transmitter or the input circuit of receiver by feeder line.Because development communication technologies in modern age is rapid, required transmission rate is more and more higher, and bandwidth is also more and more wider.Along with and also have higher requirement.Super-broadband tech has the advantages such as band is roomy, transmission rate is high, strong interference immunity, is therefore widely used in the aspects such as communication, radar and military affairs.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 object of the invention is to overcome the deficiencies in the prior art, a kind of three native shapes and happiness prefix microstrip are provided.
Three native shapes and happiness prefix microstrip comprise substrate, left side soil word annular paster, right side soil word annular paster, downside soil word annular paster, impedance matching input transmission line, rectangular metal ground plate, the upper surface of substrate is provided with left side native word annular paster, right side soil word annular paster, downside soil word annular paster, impedance matching input transmission line, and the lower surface of substrate is provided with rectangular metal ground plate, rectangular metal ground plate is provided with by upper left rectangular slot, inverted T-shape is slotted, upper right rectangular slot, left rectangular slot, right rectangular slot, happiness prefix fluting, left lower rectangular slot, right lower rectangular slot, lower-left rectangular slot, bottom right rectangular slot, cross is slotted, one end native word annular paster with left side respectively of downside soil word annular paster, right side native word annular paster is connected, one end of impedance matching input transmission line is connected with the downside soil word annular paster other end, the impedance matching input other end of transmission line is connected with the bottom of substrate, one end of rectangular metal ground plate is connected with the bottom of substrate, is provided with left rectangular slot from top to bottom on the left of rectangular metal ground plate, lower-left rectangular slot, is provided with right rectangular slot on the right side of rectangular metal ground plate from top to bottom, bottom right rectangular slot, is from left to right provided with upper left rectangular slot on the upside of rectangular metal ground plate, inverted T-shape is slotted, upper right rectangular slot, is provided with cross fluting on the downside of rectangular metal ground plate, be provided with happiness prefix fluting in the middle of rectangular metal ground plate, and happiness prefix fluting below and cross fluting both sides, top are respectively equipped with left lower rectangular slot, right lower rectangular slot.
Described substrate is glass-epoxy material, and length and the width of substrate are 70mm ~ 72mm.Described left side soil word annular paster is identical with the dimensional parameters of right side soil word annular paster, and total length is 30mm ~ 32mm, and total height is 30mm ~ 32mm, and width is 1.5mm ~ 3mm.The total length of described downside soil word annular paster is 40mm ~ 42mm, and total height is 30mm ~ 32mm, and width is 1.5mm ~ 3mm.The length of described impedance matching input transmission line is 10mm ~ 11mm, and width is 6mm ~ 7mm.Length and the width of described rectangular metal ground plate are 70mm ~ 72mm.Described upper left rectangular slot is identical with the dimensional parameters of upper right rectangular slot, and length is 9.5mm ~ 10.5mm, and width is 6.5mm ~ 7.5mm; The total length of described inverted T-shape fluting is 28mm ~ 30mm, and total height is 26mm ~ 28mm, and width is 6.5mm ~ 7.5mm.Described left rectangular slot is identical with the dimensional parameters of right rectangular slot, and length is 5.5mm ~ 6.5mm, and width is 9.5mm ~ 10.5m.The described total length falling to like prefix fluting is 45mm ~ 47mm, and total height is 64mm ~ 66mm, and width is 6.5mm ~ 7.5mm; Described left lower rectangular slot is identical with the dimensional parameters of right lower rectangular slot, and length is 6.5mm ~ 7.5mm, and width is 16mm ~ 18mm; Described lower-left rectangular slot is identical with the dimensional parameters of bottom right rectangular slot, and length is 6.5mm ~ 7.5mm, and width is 19mm ~ 21mm; The total length of described cross fluting is 32mm ~ 34mm, and total height is 26mm ~ 28mm, and width is 7mm ~ 8mm.
Three native shapes of the present invention and happiness prefix microstrip have that radiation characteristic is good, three frequency ranges, structure are simple, volume is little, quality is light, easy to make and be easy to the advantage such as integrated.
Accompanying drawing explanation
Fig. 1 is three native shapes and the Facad structure schematic diagram liking prefix microstrip;
Fig. 2 is three native shapes and the structure schematic diagram liking prefix microstrip;
Fig. 3 is three native shapes and the S parameter curve chart liking prefix microstrip;
Fig. 4 is the E surface radiation directional diagram of antenna when 8.75GHz;
Fig. 5 is the H surface radiation directional diagram of antenna when 8.75GHz;
Fig. 6 is the E surface radiation directional diagram of antenna when 11.7GHz;
Fig. 7 is the H surface radiation directional diagram of antenna when 11.7GHz.
Embodiment
As shown in Figure 1 and 2, three native shapes and happiness prefix microstrip comprise substrate 1, left side soil word annular paster 2, right side soil word annular paster 3, downside soil word annular paster 4, impedance matching input transmission line 5, rectangular metal ground plate 6, the upper surface of substrate 1 is provided with left side native word annular paster 2, right side soil word annular paster 3, downside soil word annular paster 4, impedance matching input transmission line 5, and the lower surface of substrate 1 is provided with rectangular metal ground plate 6, rectangular metal ground plate 6 is provided with by upper left rectangular slot 7, inverted T-shape fluting 8, upper right rectangular slot 9, left rectangular slot 10, right rectangular slot 11, happiness prefix fluting 12, left lower rectangular slot 13, right lower rectangular slot 14, lower-left rectangular slot 15, bottom right rectangular slot 16, cross fluting 17, one end native word annular paster 2 with left side respectively of downside soil word annular paster 4, right side native word annular paster 3 is connected, one end of impedance matching input transmission line 5 is connected with downside soil word annular paster 4 other end, the other end of impedance matching input transmission line 5 is connected with the bottom of substrate 1, one end of rectangular metal ground plate 6 is connected with the bottom of substrate 1, is provided with left rectangular slot 10 on the left of rectangular metal ground plate 6 from top to bottom, lower-left rectangular slot 15, is provided with right rectangular slot 11 from top to bottom on the right side of rectangular metal ground plate 6, bottom right rectangular slot 16, is from left to right provided with upper left rectangular slot 7 on the upside of rectangular metal ground plate 6, inverted T-shape fluting 8, upper right rectangular slot 9, is provided with cross fluting 17 on the downside of rectangular metal ground plate 6, rectangular metal ground plate 6 is middle is provided with happiness prefix fluting 12, and 17 both sides, top of slotting with cross below happiness prefix fluting 12 are respectively equipped with left lower rectangular slot 13, right lower rectangular slot 14.
Described substrate 1 is glass-epoxy material, and length and the width of substrate 1 are 70mm ~ 72mm.Described left side soil word annular paster 2 is identical with the dimensional parameters of right side soil word annular paster 3, and total length is 30mm ~ 32mm, and total height is 30mm ~ 32mm, and width is 1.5mm ~ 3mm.The total length of described downside soil word annular paster 4 is 40mm ~ 42mm, and total height is 30mm ~ 32mm, and width is 1.5mm ~ 3mm.The length of described impedance matching input transmission line 5 is 10mm ~ 11mm, and width is 6mm ~ 7mm.Length and the width of described rectangular metal ground plate 6 are 70mm ~ 72mm.Described upper left rectangular slot 7 is identical with the dimensional parameters of upper right rectangular slot 9, and length is 9.5mm ~ 10.5mm, and width is 6.5mm ~ 7.5mm; The total length of described inverted T-shape fluting 8 is 28mm ~ 30mm, and total height is 26mm ~ 28mm, and width is 6.5mm ~ 7.5mm.Described left rectangular slot 10 is identical with the dimensional parameters of right rectangular slot 11, and length is 5.5mm ~ 6.5mm, and width is 9.5mm ~ 10.5mm.The described total length falling to like prefix fluting 12 is 45mm ~ 47mm, and total height is 64mm ~ 66mm, and width is 6.5mm ~ 7.5mm; Described left lower rectangular slot 13 is identical with the dimensional parameters of right lower rectangular slot 14, and length is 6.5mm ~ 7.5mm, and width is 16mm ~ 18mm; Described lower-left rectangular slot 15 is identical with the dimensional parameters of bottom right rectangular slot 16, and length is 6.5mm ~ 7.5mm, and width is 19mm ~ 21mm; The total length of described cross fluting 17 is 32mm ~ 34mm, and total height is 26mm ~ 28mm, and width is 7mm ~ 8mm.
embodiment 1
Select dielectric constant be 4.4 glass-epoxy material make micro-belt substrate, thickness is 1.6mm.Length and the width of substrate are 70mm.Left side native word annular paster is identical with the dimensional parameters of right side soil word annular paster, and total length is 30mm, and total height is 30mm, and width is 1.5mm.The total length of downside native word annular paster is 40mm, and total height is 30mm, and width is 1.5mm.The length of impedance matching input transmission line is 10mm, and width is 6mm.Length and the width of rectangular metal ground plate are 70mm.Upper left rectangular slot is identical with the dimensional parameters of upper right rectangular slot, and length is 9.5mm, and width is 6.5mm; The total length of inverted T-shape fluting is 28mm, and total height is 26mm, and width is 6.5mm.Left rectangular slot is identical with the dimensional parameters of right rectangular slot, and length is 5.5mm, and width is 9.5mm; The total length that the happiness prefix that falls is slotted is 45mm, and total height is 64mm, and width is 6.5mm; Left lower rectangular slot is identical with the dimensional parameters of right lower rectangular slot, and length is 6.5mm, and width is 16mm.Lower-left rectangular slot is identical with the dimensional parameters of bottom right rectangular slot, and length is 6.5mm, and width is 19mm; The total length of cross fluting is 32mm, and total height is 26mm, and width is 7mm.Three native shapes adopt CST software to carry out test analysis with the property indices of happiness prefix microstrip, and as shown in Figure 3, as seen from the figure, the working frequency range of below-10dB is 8.55GHz ~ 8.92GHz, 11.4GHz ~ 12.0GHz to the S parameter curve of gained.Fig. 4-5 is depicted as the E face of antenna when 8.75GHz and H face directional diagram, and as seen from the figure, when frequency is 8.75GHz, gain is 8.6dBi, and half power lobe width is 60.4 °.Fig. 6-7 is depicted as the E face of antenna when 11.7GHz and H face directional diagram, and as seen from the figure, when frequency is 11.7GHz, gain is 6.8dBi, and half power lobe width is 62.4 °.
Claims (9)
1. three native shapes and a happiness prefix microstrip, is characterized in that comprising substrate (1), left side soil word annular paster (2), right side soil word annular paster (3), downside soil word annular paster (4), impedance matching input transmission line (5), rectangular metal ground plate (6), the upper surface of substrate (1) is provided with native word annular paster (2) in left side, right side soil word annular paster (3), downside soil word annular paster (4), impedance matching input transmission line (5), and the lower surface of substrate (1) is provided with rectangular metal ground plate (6), rectangular metal ground plate (6) is provided with by upper left rectangular slot (7), inverted T-shape fluting (8), upper right rectangular slot (9), left rectangular slot (10), right rectangular slot (11), happiness prefix fluting (12), left lower rectangular slot (13), right lower rectangular slot (14), lower-left rectangular slot (15), bottom right rectangular slot (16), cross fluting (17), one end native word annular paster (2) with left side respectively of downside soil word annular paster (4), native word annular paster (3) in right side is connected, one end of impedance matching input transmission line (5) is connected with downside soil word annular paster (4) other end, the other end of impedance matching input transmission line (5) is connected with the bottom of substrate (1), one end of rectangular metal ground plate (6) is connected with the bottom of substrate (1), and rectangular metal ground plate (6) left side is provided with left rectangular slot (10) from top to bottom, lower-left rectangular slot (15), rectangular metal ground plate (6) right side is provided with right rectangular slot (11) from top to bottom, bottom right rectangular slot (16), rectangular metal ground plate (6) upside is from left to right provided with upper left rectangular slot (7), inverted T-shape fluting (8), upper right rectangular slot (9), rectangular metal ground plate (6) downside is provided with cross fluting (17), be provided with happiness prefix fluting (12) in the middle of rectangular metal ground plate (6), happiness prefix fluting (12) below and cross fluting (17) both sides, top are respectively equipped with left lower rectangular slot (13), right lower rectangular slot (14).
2. a kind of three native shapes according to claim 1 and happiness prefix microstrip, it is characterized in that described substrate (1) is glass-epoxy material, length and the width of substrate (1) are 70mm ~ 72mm.
3. a kind of three native shapes according to claim 1 and happiness prefix microstrip, it is characterized in that described left side soil word annular paster (2) is identical with the dimensional parameters on right side soil word annular paster (3), total length is 30mm ~ 32mm, total height is 30mm ~ 32mm, and width is 1.5mm ~ 3mm.
4. a kind of three native shapes according to claim 1 and happiness prefix microstrip, it is characterized in that the total length of described downside soil word annular paster (4) is 40mm ~ 42mm, total height is 30mm ~ 32mm, and width is 1.5mm ~ 3mm.
5. a kind of three native shapes according to claim 1 and happiness prefix microstrip, it is characterized in that the length of described impedance matching input transmission line (5) is 10mm ~ 11mm, width is 6mm ~ 7mm.
6. a kind of three native shapes according to claim 1 and happiness prefix microstrip, is characterized in that the length of described rectangular metal ground plate (6) and width are 70mm ~ 72mm.
7. a kind of three native shapes according to claim 1 and happiness prefix microstrip, it is characterized in that described upper left rectangular slot (7) is identical with the dimensional parameters of upper right rectangular slot (9), length is 9.5mm ~ 10.5mm, and width is 6.5mm ~ 7.5mm;
A kind of three native shapes according to claim 1 and happiness prefix microstrip, it is characterized in that the total length of described inverted T-shape fluting (8) is 28mm ~ 30mm, total height is 26mm ~ 28mm, and width is 6.5mm ~ 7.5mm.
8. a kind of three native shapes according to claim 1 and happiness prefix microstrip, it is characterized in that described left rectangular slot (10) is identical with the dimensional parameters of right rectangular slot (11), length is 5.5mm ~ 6.5mm, and width is 9.5mm ~ 10.5mm.
9. a kind of three native shapes according to claim 1 and happiness prefix microstrip, it is characterized in that the total length of described happiness prefix fluting (12) is 45mm ~ 47mm, total height is 64mm ~ 66mm, and width is 6.5mm ~ 7.5mm; Described left lower rectangular slot (13) is identical with the dimensional parameters of right lower rectangular slot (14), and length is 6.5mm ~ 7.5mm, and width is 16mm ~ 18mm; Described lower-left rectangular slot (15) is identical with the dimensional parameters of bottom right rectangular slot (16), and length is 6.5mm ~ 7.5mm, and width is 19mm ~ 21mm; The total length of described cross fluting (17) is 32mm ~ 34mm, and total height is 26mm ~ 28mm, and width is 7mm ~ 8mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410022130.5A CN103794860B (en) | 2014-01-18 | 2014-01-18 | Three native shapes and happiness prefix microstrip |
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| CN201410022130.5A CN103794860B (en) | 2014-01-18 | 2014-01-18 | Three native shapes and happiness prefix microstrip |
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| CN103794860A CN103794860A (en) | 2014-05-14 |
| CN103794860B true CN103794860B (en) | 2015-12-30 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6243906A (en) * | 1985-08-21 | 1987-02-25 | Toyo Commun Equip Co Ltd | Microstrip antenna |
| EP0989628B1 (en) * | 1998-09-14 | 2003-08-06 | Ace Technology | Patch antenna having flexed ground plate |
| CN203339300U (en) * | 2013-06-28 | 2013-12-11 | 中国计量学院 | Bent branch-shaped dual-frequency micro-strip antenna |
| CN203339290U (en) * | 2013-04-11 | 2013-12-11 | 中国计量学院 | T-shaped double-band micro-strip antenna |
-
2014
- 2014-01-18 CN CN201410022130.5A patent/CN103794860B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6243906A (en) * | 1985-08-21 | 1987-02-25 | Toyo Commun Equip Co Ltd | Microstrip antenna |
| EP0989628B1 (en) * | 1998-09-14 | 2003-08-06 | Ace Technology | Patch antenna having flexed ground plate |
| CN203339290U (en) * | 2013-04-11 | 2013-12-11 | 中国计量学院 | T-shaped double-band micro-strip antenna |
| CN203339300U (en) * | 2013-06-28 | 2013-12-11 | 中国计量学院 | Bent branch-shaped dual-frequency micro-strip antenna |
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| Publication number | Publication date |
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| CN103794860A (en) | 2014-05-14 |
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