CN208478526U - With wide wave transparent band and the wide antenna filter structure for inhaling wavestrip - Google Patents
With wide wave transparent band and the wide antenna filter structure for inhaling wavestrip Download PDFInfo
- Publication number
- CN208478526U CN208478526U CN201821183691.3U CN201821183691U CN208478526U CN 208478526 U CN208478526 U CN 208478526U CN 201821183691 U CN201821183691 U CN 201821183691U CN 208478526 U CN208478526 U CN 208478526U
- Authority
- CN
- China
- Prior art keywords
- wide
- circuit
- wave transparent
- filter structure
- wavestrip
- 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.)
- Active
Links
Landscapes
- Aerials With Secondary Devices (AREA)
Abstract
The utility model discloses have wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, cellular construction including one group of periodic arrangement, the cellular construction includes the first medium substrate and second medium substrate connected by filled media, and the first medium substrate surface is equipped with becket；The second medium substrate surface is equipped with one group of rlc circuit, the rlc circuit is connected in series by parallel LC circuit and resistance R, and it is sequentially connected between the lc circuit and to form a closed circuit, the transmission line route of intersection is equipped in the closed circuit ring, transmission line route both ends are accessed between the lc circuit.The beneficial effects of the utility model are: having wide suction wavestrip and wide wave transparent band simultaneously, and realizes low frequency and inhale wave and high frequency wave transparent.
Description
Technical field
The utility model relates to antenna technical field of filtering, more particularly to the antenna with wide wave transparent band and wide suction wavestrip
Filter structure.
Background technique
Antenna house generallys use the design of prefect dielectric sandwich material, has high wave transparent performance in radar working band, does not have
Stealth Fighter.With the fast development of various countries' military technology, the head that there is frequency the antenna house of characteristic to be selected to have become various countries tip equipment
Choosing, it has high wave transparent performance in working band, has high cutoff performance outside working band, the electricity that will be incident in target
Magnetic wave be reflected into other directions, it can be achieved that monostatic radar Stealth Fighter, to bistatic radar or more base station radar netting systems
In vain.Minority takes into account suction wave at present and the frequency of wave transparent characteristic selects structure, it can be achieved that in low frequency there is high wave transparent performance to have in high frequency
There is high absorbing property, but suction wavestrip and pass band width are often relatively narrow, and are not suitable for the radar system of high-frequency communication.
Utility model content
In view of the above technical problems, provided by the utility model that there is wide wave transparent band and the wide antenna for inhaling wavestrip to filter knot
Structure, while there is wide suction wavestrip and wide wave transparent band, and realize low frequency and inhale wave and high frequency wave transparent.
With wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, the cellular construction including one group of periodic arrangement, institute
Stating cellular construction includes the first medium substrate and second medium substrate connected by filled media, the first medium substrate table
Face is equipped with becket；The second medium substrate surface is equipped with one group of rlc circuit, and the rlc circuit is by parallel LC circuit and electricity
Resistance R is connected in series, and is sequentially connected between the lc circuit and to form a closed circuit, and intersection is equipped in the closed circuit ring
Transmission line route, transmission line route both ends are accessed between the lc circuit.
Further: the second medium substrate surface is equipped with 4 rlc circuits, and each rlc circuit is by described
Parallel LC circuit is connected in series with the resistance R, and is sequentially connected between the lc circuit and to form a closed circuit, the closure
Two mutually orthogonal transmission line routes are equipped in return rings, the both ends of every transmission line route are respectively connected to two
To between the lc circuit.
Further: the transmission line is metal band-shaped line.
Further: the connection line in the closed circuit and the resistance R branch is metal band-shaped line.
Further: the cellular construction is the cuboid of 18mm*18mm*10.5mm specification.
It is further: described to have wide wave transparent band and the wide antenna filter structure for inhaling wavestrip by the cellular construction with 3 × 3
Mode periodic arrangement form.
Further: the periphery of the becket is rectangle, and hollow parts are circle in ring.
Compared with prior art, the utility model has the beneficial effects that there is wide suction wavestrip and wide wave transparent band simultaneously, and real
Show low frequency and inhales wave and high frequency wave transparent.
Detailed description of the invention
Fig. 1 is institute in the provided antenna filter structure with wide wave transparent band and wide suction wavestrip of the utility model embodiment
State cellular construction front view.
Fig. 2 is institute in the provided antenna filter structure with wide wave transparent band and wide suction wavestrip of the utility model embodiment
State cellular construction rearview.
Fig. 3 is that there is wide wave transparent band and the wide antenna filter structure for inhaling wavestrip to face provided by the utility model embodiment
Figure.
Fig. 4 is to have wide wave transparent band and the wide antenna filter structure backsight for inhaling wavestrip provided by the utility model embodiment
Figure.
Fig. 5 is institute in the provided antenna filter structure with wide wave transparent band and wide suction wavestrip of the utility model embodiment
State cellular construction side view.
Fig. 6 is to have wide wave transparent band and the wide antenna filter structure side view for inhaling wavestrip provided by the utility model embodiment
Figure.
It is numbered in figure: 1, cellular construction, 2, filled media, 3, first medium substrate, 4, second medium substrate, 5, metal
Ring, 6, inductance L, 7, capacitor C, 8, resistance R, 9, transmission line route.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in figs. 1 to 6, there is wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, including one group of periodic arrangement
Cellular construction 1, the cellular construction 1 includes the first medium substrate 3 and second medium substrate 4 connected by filled media 2,
3 surface of first medium substrate is equipped with becket 5, and in preferred embodiment, the periphery of becket 5 is rectangle, and hollow part in ring
It is divided into circle；4 surface of second medium substrate is equipped with one group of rlc circuit, and each individually rlc circuit is by lc circuit and electricity in parallel
Resistance R 8 is connected in series, and is sequentially connected with again between each lc circuit and forms a closed circuit, and intersection is equipped in closed circuit ring
Transmission line route 9,9 both ends of transmission line route are linked between lc circuit.
In preferred embodiment, second medium substrate surface is equipped with 4 rlc circuits, and each rlc circuit is by parallel LC circuit
It is connected in series with resistance R 8, and is sequentially connected between lc circuit and to form a closed circuit, two are equipped in closed circuit ring mutually
Orthogonal transmission line route 9, the both ends of every transmission lines route 9 are respectively linked between two pairs of lc circuits.
In further embodiment, metal band-shaped line is can be used in transmission line；Connecting line in 8 branch of closed circuit and resistance R
Metal band-shaped line can be used in road.
The cuboid list of 18mm*18mm*10.5mm specification can be used in the utility model embodiment in preferred embodiment
Meta structure 1, cellular construction 1 can be in the way of 3 × 3 at periodic arrangement.
Utility model works principle, the utility model embodiment are that two-dimensional frequency selects structure, and the structure is by its unit knot
Structure is arranged in Sidelong portion periodically, and FR4 plate can be used in the first, second dielectric substrate (3 and 4) of cellular construction 1,
One layer of foam can be used in filled media 2, and 1 shape of cellular construction is the rectangle of 18mm*18mm*10.5mm, in first medium base
3 surface of piece is covered with irregular metal ring, generates one wide transmission zero section in low-frequency range simultaneously to form wide broad passband；?
4 surface of second medium substrate is metal band-shaped line and lumped device constitutes rlc circuit, and the structure is special for realizing ultra wide band band logical
Property.When two structures combine, it can form the broad passband of high band and the wide of low-frequency range inhales wavestrip.
The utility model embodiment greatly expands wave transparent performance using the non-uniform design of irregular metal ring 5 of width
Frequency band, while guaranteeing that there is broadband cutoff performance in low-frequency band.Lamped element is dissolved into structure, by the electromagnetism tune of structure
Ability processed greatly enhances, and realizes broad absorption band and wide wave transparent band performance for the first time.Since structure has rotational symmetry, this is practical new
Type embodiment is insensitive to the polarization direction of incident electromagnetic wave.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. having wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, the cellular construction including one group of periodic arrangement is described
Cellular construction includes the first medium substrate and second medium substrate connected by filled media, it is characterised in that: described first
Dielectric substrate surface is equipped with becket；The second medium substrate surface is equipped with one group of rlc circuit, and the rlc circuit is by parallel connection
Lc circuit is connected in series with resistance R, and is sequentially connected between the lc circuit and to form a closed circuit, in the closed circuit ring
Transmission line route equipped with intersection, transmission line route both ends are accessed between the lc circuit.
2. according to claim 1 have wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, it is characterised in that: described
Second medium substrate surface is equipped with 4 rlc circuits, and each rlc circuit is by the parallel LC circuit and the resistance R
It is connected in series, and is sequentially connected between the lc circuit and to form a closed circuit, two are equipped in the closed circuit ring mutually
The orthogonal transmission line route, the both ends of every transmission line route are respectively connected to between two pairs of lc circuits.
3. according to claim 1 have wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, it is characterised in that: described
Transmission line is metal band-shaped line.
4. according to claim 1 have wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, it is characterised in that: described
Connection line in closed circuit and the resistance R branch is metal band-shaped line.
5. according to claim 1 have wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, it is characterised in that: described
Cellular construction is the cuboid of 18mm*18mm*10.5mm specification.
6. according to claim 1 have wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, it is characterised in that: described
With wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, by the cellular construction, the periodic arrangement in a manner of 3 × 3 is formed.
7. according to claim 1 have wide wave transparent band and the wide antenna filter structure for inhaling wavestrip, it is characterised in that: described
The periphery of becket is rectangle, and hollow parts are circle in ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821183691.3U CN208478526U (en) | 2018-07-25 | 2018-07-25 | With wide wave transparent band and the wide antenna filter structure for inhaling wavestrip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821183691.3U CN208478526U (en) | 2018-07-25 | 2018-07-25 | With wide wave transparent band and the wide antenna filter structure for inhaling wavestrip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208478526U true CN208478526U (en) | 2019-02-05 |
Family
ID=65207874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821183691.3U Active CN208478526U (en) | 2018-07-25 | 2018-07-25 | With wide wave transparent band and the wide antenna filter structure for inhaling wavestrip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208478526U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110380228A (en) * | 2019-07-23 | 2019-10-25 | 中国科学技术大学 | A kind of wave absorbing device part based on reflectionless filter principle |
| CN116706481A (en) * | 2023-08-07 | 2023-09-05 | 合肥国家实验室 | Absorption filter |
-
2018
- 2018-07-25 CN CN201821183691.3U patent/CN208478526U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110380228A (en) * | 2019-07-23 | 2019-10-25 | 中国科学技术大学 | A kind of wave absorbing device part based on reflectionless filter principle |
| CN116706481A (en) * | 2023-08-07 | 2023-09-05 | 合肥国家实验室 | Absorption filter |
| CN116706481B (en) * | 2023-08-07 | 2023-11-03 | 合肥国家实验室 | Absorption filter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107508017B (en) | Band-suction type broadband frequency selection structure and application thereof | |
| CN105609903B (en) | The high frequency-selective surfaces with angle stabilization of selectivity | |
| CN107799903B (en) | Three-dimensional novel broadband frequency selection structure with suction | |
| CN208478526U (en) | With wide wave transparent band and the wide antenna filter structure for inhaling wavestrip | |
| CN107394410A (en) | The dimension of one kind 2.5 closes ring-like frequency-selective surfaces structure and its design method | |
| CN105655721A (en) | Double-waveband composite broadband wave absorbing material based on frequency selective surface | |
| CN110504549A (en) | Suction based on graphene integrated frequency-selective surfaces thoroughly | |
| CN208093763U (en) | Inhale integrated frequency-selective surfaces structure thoroughly | |
| CN104638382A (en) | Dual-frequency metamaterial wave absorber | |
| CN108365306A (en) | Novel Bipolar lower passband suction type frequency selecting structures | |
| CN107402383A (en) | A kind of bi-phase modulated plate and method for implementing radar frequency spectrum shift | |
| CN206040983U (en) | Antenna and inhale ripples ware thereof | |
| CN111817016A (en) | Miniaturized low-profile frequency selective surface | |
| CN106329150B (en) | Wave-absorbing metamaterial | |
| CN110137685A (en) | A kind of frequency-selective surfaces structure and its cellular construction applied to 5G communication | |
| CN102811595A (en) | Broadband wave-absorbing material | |
| CN114498065A (en) | Windmill-shaped structure-based miniaturized wide-angle wave absorber with inner wide pass band | |
| CN207818905U (en) | A kind of three-dimensional novel belt suction molded breadth band frequency selecting structures | |
| CN207052765U (en) | The dimension of one kind 2.5 closes ring-like frequency-selective surfaces structure | |
| CN207720097U (en) | A kind of double low frequencies inhale the antenna filter structure of wave height frequency wave transparent | |
| CN107994303B (en) | Low profile spatial filter | |
| CN107732378B (en) | Frequency multiplication spatial filter | |
| CN108321550A (en) | A kind of low frequency suction wave height frequency wave transparent antenna filter structure | |
| CN206727193U (en) | A kind of dual-band and dual-polarization low pass high resistance type frequency-selective surfaces | |
| Crnojevic-Bengin et al. | Novel compact resonators with multiple 2-d hilbert fractal curves |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220112 Address after: 430000 room 02, 4 / F, building A3, Wuhan International Enterprise Center, No. 1, Guanshan Second Road, Donghu New Technology Development Zone, Wuhan, Hubei Province Patentee after: WUHAN HUAXUN GUORONG TECHNOLOGY CO.,LTD. Address before: 518000 8a, zone a, zhongkonaneng building, No. 6, Yuexing 6th Road, Science Park, Yuehai street, Nanshan District, Shenzhen, Guangdong Patentee before: SHENZHEN HUAXUN FANGZHOU RADAR TECHNOLOGY EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |