CN201608275U - Antenna - Google Patents
Antenna Download PDFInfo
- Publication number
- CN201608275U CN201608275U CN2010203011043U CN201020301104U CN201608275U CN 201608275 U CN201608275 U CN 201608275U CN 2010203011043 U CN2010203011043 U CN 2010203011043U CN 201020301104 U CN201020301104 U CN 201020301104U CN 201608275 U CN201608275 U CN 201608275U
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- CN
- China
- Prior art keywords
- antenna
- coupling
- radiation
- conductor
- utility
- 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 - Fee Related
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Abstract
The utility model discloses an antenna. The antenna comprises a radiating conductor and a coupling conductor which are arranged on a carrier, wherein the radiating conductor is a dipole main antenna consisting of at least two radiating components, and the radiating conductor decides low frequency mode; the coupling conductor decides high frequency mode, a coupling gap and hole grooves are formed between the coupling conductor and the radiating conductor, and silts can be arranged on two radiating assemblies; the efficacy for miniaturizing and simplifying the antenna and increasing the bandwidth is realized by matching and adjusting the coupling gap, the hole groove and the silts. The product can be broadly used in various places needing to use the antenna.
Description
Technical field
The utility model relates to a kind of antenna, especially relates to a kind of antenna applicable to Digital Television.
Background technology
Digital Television receives an acclaim because of its definition is high, its application is also in expansion constantly, digital television techniques can be applied to suburbs, the difficult zone that covers of cable TVs such as rural area, can be applied to vehicle-mounted mobile TV equally, the digital television standard specification is except DVB-T (Digital Video Broadcasting-Terrestrial) standard at present, DVB-S (Satellite) is still arranged, DVB-C (Cable), DVB-H (Handheld), ATSC systems such as (Advanced TelevisionSystems Committee), digital television receiver antenna, be subject to Digital Television operational frequency bands scope not only will be low and bandwidth also want big, often be not easy to design the good antenna of receptivity, and on known Antenna Design, general dipole antenna seldom can be contained this demand bandwidth fully, this kind phenomenon is for the effective bandwidth of wanting to meet the Digital Television broad-band antenna, purposes with the scope of application that enlarges digital household appliances, be no small restriction, in order to increase communication frequency band and bandwidth, generally be to contain operation frequency range with the number of increase antenna or with other forms of broad-band antenna, so can produce unnecessary frequency range noise, and influence the quality of antenna receiving-sending signal, suppress high-frequency noise if add filter, will increase cost.
In view of this, the present utility model people is active development research, and for improving the deficiency of the said goods, through the permanent research and experiment of making great efforts, development and Design goes out antenna of the present utility model finally.
The utility model content
The technical problems to be solved in the utility model provides a kind of antenna,, can reach antenna and constitute simple and bandwidth is increased, and then meet the demand effect of Digital Television bandwidth of operation.
For achieving the above object, the technical solution adopted in the utility model is: a kind of antenna, this antenna comprises: radiation conductor and coupling conductors are formed on the carrier, and wherein this radiation conductor is made of two radiation assemblies at least, form coupling gap between this coupling conductors and the radiation conductor.
Preferably, wherein this coupling conductors and two radiation assembly adjacent position also can be provided with hole slot.
Preferably, wherein this carrier can be medium substrate.
Preferably, the adjacent position of two radiation assemblies wherein, other is provided with feeding portion and grounding parts, but electrically connect one coaxial transmission line.
Preferably, wherein this carrier another side also can be provided with signal amplifier, which is provided with feeding portion and grounding parts, but electrically connect one coaxial transmission line, this signal amplifier utilization perforation and radiation conductor electrically connect simultaneously.
Preferably, wherein this antenna also can be provided with the line of rabbet joint on two radiation assemblies.
Preferably, wherein at least one end of the coupling conductors of this antenna also can be interval with coupling block.
Preferably, wherein between the coupling conductors and radiation conductor of this antenna, also can form asymptotic coupling gap.
Preferably, wherein between the coupling conductors and radiation conductor of this antenna, also can form fixing coupling gap.
After adopting the technical solution of the utility model, because radiation conductor and coupling conductors are formed on the carrier, wherein this radiation conductor is a dipole main body antenna, at least constituted by two radiation assemblies, so as to dominating in low frequency modal, this coupling conductors decision high frequency mode and and radiation conductor between form coupling gap and hole slot, on two radiation assemblies, can be provided with the line of rabbet joint in addition, cooperate the coupling adjustment of coupling gap, hole slot and the line of rabbet joint, and then reach the effect that antenna constitutes simply and bandwidth is increased.
Description of drawings
Fig. 1 is the floor map of the antenna that provided of the utility model first preferred embodiment.
Fig. 2 is the signal amplifier floor map of the antenna that provided of the utility model second preferred embodiment.
Fig. 3 is the floor map of the antenna that provided of the utility model the 3rd preferred embodiment.
Fig. 4 is the floor map of the antenna that provided of the utility model the 4th preferred embodiment.
Fig. 5 is the floor map of the antenna that provided of the utility model the 5th preferred embodiment.
Fig. 6 is the frequency response chart of the utility model antenna actual amount observation line.
Fig. 7 is a utility model antenna gain and a shape figure.
Embodiment
Below in conjunction with drawings and embodiments the utility model is described in further detail.
See also Fig. 1, a kind of antenna schematic diagram that is provided according to the utility model first preferred embodiment is provided for it.This antenna 1 comprises: radiation conductor 10 and coupling conductors 20 are formed on the carrier 30 as one kind, this carrier 30 as one kind can be medium substrate, wherein this radiation conductor 10 is a dipole main body antenna, at least constitute by 11,12 of two radiation assemblies, form asymptotic coupling gap 40 between this coupling conductors 20 and the radiation conductor 10.
A kind of antenna that the utility model first preferred embodiment is provided, wherein this coupling conductors 20 and two radiation assemblies, 11,12 adjacent position are provided with hole slot 50.
A kind of antenna that the utility model first preferred embodiment is provided, the adjacent position of two radiation assemblies 11,12 wherein, other is provided with feeding portion 112 and grounding parts 122, but electrically connect coaxial transmission line 60.
Please cooperate consult shown in Figure 2, a kind of antenna that the utility model second preferred embodiment is provided, this carrier 30 as one kind another side wherein, signal amplifier 70 is set, which is provided with feeding portion 71 and grounding parts 72, but electrically connect coaxial transmission line 60, this signal amplifier 70 utilizes perforation 73 and radiation conductor 10 electrically connects simultaneously.
See also shown in Figure 3ly, a kind of antenna schematic diagram that is provided according to the utility model the 3rd preferred embodiment is provided for it.This antenna 1 is provided with the line of rabbet joint 111,112 on two radiation assemblies 11,12.
See also shown in Figure 4ly, a kind of antenna schematic diagram that is provided according to the utility model the 4th preferred embodiment is provided for it, and wherein coupling conductors 20 at least one ends of this antenna 1 are interval with coupling block 21.Also coupling block 21 can be set as another selection.
See also shown in Figure 5ly, a kind of antenna schematic diagram that is provided according to the utility model the 5th preferred embodiment is provided for it, wherein between the coupling conductors 20 and radiation conductor 10 of this antenna 1, forms fixing coupling gap 40.
Effect explanation: see also shown in Figure 1, the radiation conductor 10 of the utility model antenna 1 is a dipole main body antenna, dominating low frequency modal, can change frequency range by length variations, coupling conductors 20 can determine high frequency mode, length also can determine the response of high frequency, the adjustment of coupling gap 40 collocation hole slots 50, can control antenna 1 whole response characteristic, and then reach the effect of effective increase bandwidth, the frequency response of actual amount observation line 1 as shown in Figure 6, its frequency band can fall between the 450MHz to 750MHz, and antenna 1 gain and a shape are as shown in Figure 7, its gain average out to 2dBi, and then meet the demand of Digital Television bandwidth of operation, be dipole main body antenna because of antenna 1 again, can be arranged on the carrier 30 as one kind or be printed on medium substrate or the soft board, its volume can't increase too many area because of the increase of bandwidth, so can reach antenna miniaturization, constitute simple effect.
See also shown in Figure 3, antenna 1 is on two radiation assemblies 11,12, can be provided with the line of rabbet joint 111,112, can adjust the function that impedance and frequency reach the frequency reducing minification, circumstantial difference can be circular, square, lines type, the different line of rabbet joint 111,112 shapes realize.
See also shown in Figure 4ly, coupling conductors 20 at least one ends of this antenna 1 are interval with coupling block 21, can adjust bandwidth, allow operating frequency range drop on the design point more accurately.
The above; it only is embodiment of the present utility model; but protection range of the present utility model is not limited thereto; any those of ordinary skill in the art are in the disclosed technical scope of the utility model; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range that claims were limited.
Claims (9)
1. antenna, it is characterized in that: this antenna comprises: radiation conductor and coupling conductors are formed on the carrier, and wherein this radiation conductor is made of two radiation assemblies at least, forms coupling gap between this coupling conductors and the radiation conductor.
2. antenna according to claim 1 is characterized in that: wherein this coupling conductors and two radiation assembly adjacent position also can be provided with hole slot.
3. antenna according to claim 1 is characterized in that: wherein this carrier can be medium substrate.
4. antenna according to claim 1 is characterized in that: the adjacent position of two radiation assemblies wherein, and other is provided with feeding portion and grounding parts, but electrically connect one coaxial transmission line.
5. antenna according to claim 1, it is characterized in that: wherein this carrier another side also can be provided with signal amplifier, which is provided with feeding portion and grounding parts, but electrically connect one coaxial transmission line, this signal amplifier utilization perforation and radiation conductor electrically connect simultaneously.
6. antenna according to claim 1 is characterized in that: wherein this antenna also can be provided with the line of rabbet joint on two radiation assemblies.
7. antenna according to claim 1 is characterized in that: at least one end of the coupling conductors of this antenna wherein also can be interval with coupling block.
8. antenna according to claim 1 is characterized in that: wherein between the coupling conductors and radiation conductor of this antenna, also can form asymptotic coupling gap.
9. antenna according to claim 1 is characterized in that: wherein between the coupling conductors and radiation conductor of this antenna, also can form fixing coupling gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203011043U CN201608275U (en) | 2010-01-20 | 2010-01-20 | Antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203011043U CN201608275U (en) | 2010-01-20 | 2010-01-20 | Antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201608275U true CN201608275U (en) | 2010-10-13 |
Family
ID=42952978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010203011043U Expired - Fee Related CN201608275U (en) | 2010-01-20 | 2010-01-20 | Antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201608275U (en) |
-
2010
- 2010-01-20 CN CN2010203011043U patent/CN201608275U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101013 Termination date: 20190120 |