CN201859943U - Wideband multi-frequency antenna - Google Patents
Wideband multi-frequency antenna Download PDFInfo
- Publication number
- CN201859943U CN201859943U CN 201020560711 CN201020560711U CN201859943U CN 201859943 U CN201859943 U CN 201859943U CN 201020560711 CN201020560711 CN 201020560711 CN 201020560711 U CN201020560711 U CN 201020560711U CN 201859943 U CN201859943 U CN 201859943U
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- CN
- China
- Prior art keywords
- dieelctric sheet
- circuit board
- printed circuit
- feed pin
- pcb
- 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
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Abstract
A wideband multi-frequency antenna comprises a printed circuit board (1), a first dielectric slice (2), a second dielectric slice (3) and four feeder pins. Four through holes (17) are arranged on the first dielectric slice; four through holes are arranged on the printed circuit board; two through holes (18) are arranged on the second dielectric slice; a first through hole group and a second through hole group for communicating the printed circuit board, the first dielectric slice and the second dielectric slice are respectively formed; and a third through hole group and a fourth through hole group for communicating the printed circuit board and the first dielectric sheet are respectively formed. The longer first feeder pin (10) and the longer second feeder pin (13) are inserted into the first through hole group and the second through hole group; the upper ends of the longer first feeder pin (10) and the longer second feeder pin (13) are connected with a second electrode slice; the lower ends of the longer first feeder pin (10) and the longer second feeder pin (13) are connected with two input ends of a signal processing circuit of the printed circuit board; the shorter third feeder pin and the shorter fourth feeder pin are inserted into the third through hole group and the fourth through hole group; the upper ends of the shorter third feeder pin and the shorter fourth feeder pin are electrically connected with a first electrode slice; and the lower ends of the shorter third feeder pin and the shorter fourth feeder pin are connected with another two input ends of the printed circuit board. The wideband multi-frequency antenna is capable of simultaneously receiving signals of a plurality of frequency ranges, and greatly increasing passing band width.
Description
Technical field
The utility model relates to a kind of structure of satellite earth antenna, a kind of wide band multifrequency antenna.
Background technology
The present gps antenna that uses, GLONASS antenna and Big Dipper antenna all are the single-frequency narrow-band antennas, can't receive the satellite-signal of a plurality of frequency ranges simultaneously, use single navigation system all can come with some shortcomings.Along with the development of multi-mode satellite integrated navigation technology, need receive the satellite earth antenna of a plurality of frequency band signals simultaneously.
Summary of the invention
The utility model is intended to propose a kind of structure that can receive the satellite earth antenna of a plurality of frequency band signals simultaneously, a kind of wide band multifrequency antenna.
This wide band multifrequency antenna comprises printed circuit board (PCB), first dieelctric sheet, second dieelctric sheet and feed pin.The upper surface of first dieelctric sheet has one deck first electrode slice, and the lower surface of first dieelctric sheet has one deck first grounding electrode sheet.The lower surface of first dieelctric sheet and the upper surface of printed circuit board (PCB) are together bonding, on the lower surface of printed circuit board (PCB) signal processing circuit are arranged.The upper surface of second dieelctric sheet has one deck second electrode slice, and the lower surface of second dieelctric sheet has one deck second grounding electrode sheet, and the upper surface of the lower surface of second dieelctric sheet and first dieelctric sheet is superimposed together.Four through holes are arranged on first dieelctric sheet, have on the printed circuit board (PCB) with first dieelctric sheet on corresponding four through holes of lead to the hole site, the signal processing circuit on the printed circuit board (PCB) has four inputs, and two through holes are arranged on second dieelctric sheet.The position of two through holes on second dieelctric sheet is corresponding with two pairs of through holes on first dieelctric sheet and the printed circuit board (PCB), forms first sets of vias and second sets of vias that connect printed circuit board (PCB), first dieelctric sheet and second dieelctric sheet.Two other through hole on first dieelctric sheet and two other through hole on the printed circuit board (PCB) are formed third through-hole group and the fourth hole group that connects the printed circuit board (PCB) and first dieelctric sheet.Feed pin has four, and wherein first feed pin and second feed pin are longer, and the 3rd feed pin and the 4th feed pin are shorter.First feed pin and second feed pin are inserted respectively in first sets of vias and second sets of vias, second electrode slice of the upper surface of the upper end of these two feed pin and second dieelctric sheet is electrically connected, and the lower end of two feed pin links to each other with two inputs of signal processing circuit on the printed circuit board (PCB) lower surface respectively.The 3rd feed pin and the 4th feed pin are inserted respectively in third through-hole group and the fourth hole group, first electrode slice of the upper surface of the upper end of these two feed pin and first dieelctric sheet is electrically connected, and the lower end of two feed pin links to each other with two other input of signal processing circuit on the printed circuit board (PCB) lower surface respectively.
This wide band multifrequency antenna relies on first electrode slice on first dieelctric sheet and the different resonant frequencies of second electrode slice on second dieelctric sheet, can receive the signal of a plurality of frequency ranges simultaneously.This wide band multifrequency antenna relies on the different partial waves that produce of two feed placement on the same dieelctric sheet, is undertaken exporting after the signal processing by the circuit on the printed circuit board (PCB), can increase pass band width significantly.
Description of drawings
Fig. 1 is the vertical view of wide band multifrequency antenna;
Fig. 2 is the A-A cutaway view;
Fig. 3 is the structure chart of first dieelctric sheet;
Fig. 4 is the structure chart of second dieelctric sheet;
Fig. 5 is the spectrogram of wide band multifrequency antenna.
Embodiment
As depicted in figs. 1 and 2, this wide band multifrequency antenna comprises printed circuit board (PCB) 1, first dieelctric sheet 2, second dieelctric sheet 3 and the feed pin.The upper surface of first dieelctric sheet has the lower surface of one deck first electrode slice 6, the first dieelctric sheets that one deck first grounding electrode sheet 5 is arranged.The lower surface of first dieelctric sheet and the upper surface of printed circuit board (PCB) are together bonding, and 4 among Fig. 2 is tack coat, on the lower surface of printed circuit board (PCB) signal processing circuit are arranged, and 16 is the signal output interface of signal processing circuit.The upper surface of second dieelctric sheet has one deck second electrode slice 9, the lower surface of second dieelctric sheet has one deck second grounding electrode sheet 8, the upper surface of the lower surface of second dieelctric sheet and first dieelctric sheet is superimposed together, can be bonded to each other, also can only stack mutually, be the tack coat between first matter sheet and second dieelctric sheet among Fig. 2 shown in 7.As shown in Figure 3, on first dieelctric sheet 2 four through holes 17 are arranged.Have on the printed circuit board (PCB) 1 with first dieelctric sheet on corresponding four through holes of lead to the hole site, the signal processing circuit on the printed circuit board (PCB) has four inputs.As shown in Figure 4, two through holes 18 are arranged on second dieelctric sheet 3, the position of two through holes on second dieelctric sheet is corresponding with two pairs of through holes on first dieelctric sheet and the printed circuit board (PCB), forms first sets of vias and second sets of vias that connect printed circuit board (PCB), first dieelctric sheet and second dieelctric sheet.Two other through hole on first dieelctric sheet and two other through hole on the printed circuit board (PCB) are formed third through-hole group and the fourth hole group that connects the printed circuit board (PCB) and first dieelctric sheet.Feed pin has four, and wherein first feed pin 10 and second feed pin 13 are longer, and the 3rd feed pin 12 and the 4th feed pin 15 are shorter.First feed pin and second feed pin are inserted respectively in first sets of vias and second sets of vias, second electrode slice of the upper surface of the upper end of these two feed pin and second dieelctric sheet is electrically connected, among Fig. 2 11 and 14 promptly is the pad of second electrode slice 9 on these two feed pin and second dieelctric sheet, and the lower end of these two feed pin links to each other with two inputs of signal processing circuit on the printed circuit board (PCB) lower surface respectively.The 3rd feed pin 12 and the 4th feed pin 15 are inserted respectively in third through-hole group and the fourth hole group, first electrode slice of the upper surface of the upper end of these two feed pin and first dieelctric sheet is electrically connected, and the lower end of two feed pin links to each other with two other input of signal processing circuit on the printed circuit board (PCB) lower surface respectively.Can not touch for the upper end that guarantees the 3rd feed pin 12 and the 4th feed pin 15, two depressed portions 19 can be set, the top that is used for holding the 3rd, the 4th feed pin in the relevant position of second dieelctric sheet with the lower surface misconnection of second dieelctric sheet.
This wide band multifrequency antenna can receive the signal of a plurality of frequency ranges simultaneously, and can increase single frequency range pass band width significantly.Its spectrogram such as Fig. 5.The substrate of the dieelctric sheet in this wide band multifrequency antenna can be microwave-medium ceramics sheet, glass fibre cloth laminated board etc., and the material of electrode slice can be silver, copper etc., is fabricated on the substrate by modes such as printing, depositions.
Claims (1)
1. wide band multifrequency antenna, comprise printed circuit board (PCB) (1), first dieelctric sheet (2), second dieelctric sheet (3) and feed pin, the upper surface of first dieelctric sheet has one deck first electrode slice (6), the lower surface of first dieelctric sheet has one deck first grounding electrode sheet (5), the lower surface of first dieelctric sheet and the upper surface of printed circuit board (PCB) are together bonding, on the lower surface of printed circuit board (PCB) signal processing circuit is arranged, the upper surface of second dieelctric sheet has one deck second electrode slice (9), the lower surface of second dieelctric sheet has one deck second grounding electrode sheet (8), the upper surface of the lower surface of second dieelctric sheet and first dieelctric sheet is superimposed together, it is characterized in that four through holes (17) are arranged on first dieelctric sheet (2), have on the printed circuit board (PCB) (1) with first dieelctric sheet on corresponding four through holes of lead to the hole site, signal processing circuit on the printed circuit board (PCB) has four inputs, two through holes (18) are arranged on second dieelctric sheet (3), the position of two through holes on second dieelctric sheet is corresponding with two pairs of through holes on first dieelctric sheet and the printed circuit board (PCB), form and connect printed circuit board (PCB), first sets of vias of first dieelctric sheet and second dieelctric sheet and second sets of vias, two other through hole on first dieelctric sheet and two other through hole on the printed circuit board (PCB) are formed third through-hole group and the fourth hole group that connects the printed circuit board (PCB) and first dieelctric sheet, feed pin has four, wherein first feed pin (10) and second feed pin (13) are longer, the 3rd feed pin (12) and the 4th feed pin (15) are shorter, first feed pin and second feed pin are inserted respectively in first sets of vias and second sets of vias, second electrode slice of the upper surface of the upper end of these two feed pin and second dieelctric sheet is electrically connected, the lower end of two feed pin links to each other with two inputs of signal processing circuit on the printed circuit board (PCB) lower surface respectively, the 3rd feed pin and the 4th feed pin are inserted respectively in third through-hole group and the fourth hole group, first electrode slice of the upper surface of the upper end of these two feed pin and first dieelctric sheet is electrically connected, and the lower end of two feed pin links to each other with two other input of signal processing circuit on the printed circuit board (PCB) lower surface respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020560711 CN201859943U (en) | 2010-10-13 | 2010-10-13 | Wideband multi-frequency antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020560711 CN201859943U (en) | 2010-10-13 | 2010-10-13 | Wideband multi-frequency antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201859943U true CN201859943U (en) | 2011-06-08 |
Family
ID=44105743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020560711 Expired - Lifetime CN201859943U (en) | 2010-10-13 | 2010-10-13 | Wideband multi-frequency antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201859943U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106887680A (en) * | 2017-04-10 | 2017-06-23 | 南通大学 | A kind of filter antenna and microwave telecommunication system based on dieelctric sheet |
| CN111183554A (en) * | 2017-10-03 | 2020-05-19 | 株式会社村田制作所 | Antenna module and method for inspecting antenna module |
| CN113764903A (en) * | 2016-12-14 | 2021-12-07 | 太盟光电科技股份有限公司 | Stack type circular polarized antenna structure |
-
2010
- 2010-10-13 CN CN 201020560711 patent/CN201859943U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113764903A (en) * | 2016-12-14 | 2021-12-07 | 太盟光电科技股份有限公司 | Stack type circular polarized antenna structure |
| CN106887680A (en) * | 2017-04-10 | 2017-06-23 | 南通大学 | A kind of filter antenna and microwave telecommunication system based on dieelctric sheet |
| CN106887680B (en) * | 2017-04-10 | 2019-06-18 | 南通大学 | A kind of filter antenna and microwave telecommunication system based on dieelctric sheet |
| CN111183554A (en) * | 2017-10-03 | 2020-05-19 | 株式会社村田制作所 | Antenna module and method for inspecting antenna module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110608 |