CN205282645U - Thing networking antenna and thing networking device who has this antenna - Google Patents
Thing networking antenna and thing networking device who has this antenna Download PDFInfo
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- CN205282645U CN205282645U CN201521086756.9U CN201521086756U CN205282645U CN 205282645 U CN205282645 U CN 205282645U CN 201521086756 U CN201521086756 U CN 201521086756U CN 205282645 U CN205282645 U CN 205282645U
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Abstract
The utility model discloses a thing networking antenna and have the thing networking device of this thing networking antenna, this thing networking antenna include printed circuit board, printed circuit board is including printing metal antenna above that, thing networking antenna still includes the medium loading base plate of dielectric constant more than the predetermined value, medium loading base plate is installed printed circuit board on the surface or near printed circuit board's surface. This thing networking antenna can satisfy miniaturized, light -weighted requirement to can effectively improve antenna radiation efficiency.
Description
Technical field
This utility model relates to a kind of Internet of Things antenna and has the internet of things equipment of this antenna.
Background technology
In recent years, along with Internet of things system is fast-developing, to antenna performance, volume, outward appearance, easy for installation etc. more and more higher. But the RFID omnidirectional antenna used on the market at present adopts PCB printed coil to make, it is common to there is antenna size big, the shortcoming that dielectric loss is big limits the range of application of antenna.
Utility model content
The purpose of this utility model is in that to overcome the deficiencies in the prior art, it is provided that a kind of Internet of Things antenna and the internet of things equipment with this antenna, meets miniaturization, light-weighted requirement, and improves antenna radiation efficiency.
For achieving the above object, this utility model is by the following technical solutions:
A kind of Internet of Things antenna, including printed circuit board (PCB), described printed circuit board (PCB) includes being printed on metal antenna thereon, described Internet of Things antenna also includes dielectric constant coated by dielectric substrate more than predetermined value, and described coated by dielectric substrate is arranged on the surface of described printed circuit board (PCB) or against the surface of described printed circuit board (PCB).
Further:
Described coated by dielectric substrate be dielectric constant 40��120 high-dielectric-constant ceramics plate.
Described high-dielectric-constant ceramics plate is that the ceramic diaphragm of more than a layer is fired forms ceramic material plate.
The surface investing described printed circuit board (PCB) pasted by described coated by dielectric substrate by Organic substance.
The front of described printed circuit board (PCB) is radiating surface, the reverse side of described printed circuit board (PCB) is ground plane, described coated by dielectric substrate is in the radiating surface of described printed circuit board (PCB), described radiating surface include microstrip transmission line and and antenna pattern, one end of described microstrip transmission line is connected with described antenna pattern, and the other end of described microstrip transmission line is connected with test lead.
Described radiating surface and described ground plane are formed by the shallow plating of Copper Foil.
Described antenna pattern or coil are plane.
Described antenna pattern or coil are Meander Line structure.
A kind of internet of things equipment, has described Internet of Things antenna.
Advantageous Effects of the present utility model:
1. adopting high dielectric constant ceramic material can effectively reduce antenna resonant frequency, under identical resonance frequency, the metal dimension of employing is more little, is therefore easier to realize the miniaturization of antenna.
2. employing high dielectric constant ceramic material, Q value of material height (< 0.0005), dielectric loss is low, and antenna radiation efficiency is high.
According to antenna and the module comprising this type of antenna of structural design of the present utility model, it is particularly suited for the communication work frequency internet of things equipment at 0.7��1GHz.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of this utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated. It is emphasized that the description below is merely exemplary, rather than in order to limit scope of the present utility model and application thereof.
Refer to Fig. 1, in some embodiments, a kind of Internet of Things antenna, including printed circuit board (PCB) 3, described printed circuit board (PCB) 3 includes being printed on metal antenna thereon, described Internet of Things antenna also includes dielectric constant coated by dielectric substrate 1 more than predetermined value, and described coated by dielectric substrate 1 is arranged on the surface of described printed circuit board (PCB) 3 or against the surface of described printed circuit board (PCB) 3, thus constituting a kind of coated by dielectric antenna. Internet of Things antenna can effectively meet the frequency needed for internet of things equipment communication work. Antenna Design based on said structure, it is possible to volume is little, cost is low, have the dielectric material of the differing dielectric constant of high q-factor is carried in the antenna surface of printed circuit board (PCB) 3 such that it is able to conveniently realize the Internet of Things antenna of different center frequency.
In preferred embodiment, described coated by dielectric substrate 1 be dielectric constant 40��120 high-dielectric-constant ceramics plate.
In preferred embodiment, described high-dielectric-constant ceramics plate is that the ceramic diaphragm of more than a layer is fired forms ceramic material plate. Described high-dielectric-constant ceramics plate can be realized by LTCC LTCC Technology.
In preferred embodiment, described coated by dielectric substrate 1 is pasted by organic bonding and is invested the surface of described printed circuit board (PCB) 3.
In preferred embodiment, the front of described printed circuit board (PCB) 3 is radiating surface 4, the reverse side of described printed circuit board (PCB) 3 is ground plane 5, described coated by dielectric substrate 1 is in the radiating surface 4 of described printed circuit board (PCB) 3, described radiating surface 4 include microstrip transmission line 2 and with antenna pattern 6 (or coil), one end of described microstrip transmission line 2 is connected with described antenna pattern 6, and the other end of described microstrip transmission line 2 is connected with test lead. Described radiating surface 4 and described ground plane 5 are preferably formed by the shallow plating of Copper Foil. Described antenna pattern or coil are preferably plane, formed can produce resonance response can the flat plane antenna of normal operation.
In preferred embodiment, described antenna pattern or coil are Meander Line structure.
A kind of internet of things equipment, has described Internet of Things antenna.
In various embodiments, adopting the coated by dielectric substrate of differing dielectric constant, the mid frequency of gained antenna is such as shown in following table one.
Table one
| Antenna mid frequency before loading | Coated by dielectric material dielectric constant | Load aft antenna mid frequency |
| 1000MHz | 40 | 900MHz |
| 1000MHz | 80 | 850MHz |
| 1000MHz | 120 | 810MHz |
The Internet of Things coated by dielectric antenna that this utility model embodiment provides, simple in construction, cost of manufacture is low, installs simple; Meanwhile, also have that volume is little, Q-value advantages of higher; It is carried in antenna surface with the dielectric material of differing dielectric constant, is also easy to realize the Internet of Things antenna of different center frequency.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, it is impossible to assert that of the present utility model being embodied as is confined to these explanations. For this utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, protection domain of the present utility model all should be considered as belonging to.
Claims (9)
1. an Internet of Things antenna, including printed circuit board (PCB), described printed circuit board (PCB) includes being printed on metal antenna thereon, it is characterized in that, described Internet of Things antenna also includes dielectric constant coated by dielectric substrate more than predetermined value, and described coated by dielectric substrate is arranged on the surface of described printed circuit board (PCB) or against the surface of described printed circuit board (PCB).
2. Internet of Things antenna as claimed in claim 1, it is characterised in that described coated by dielectric substrate be dielectric constant 40��120 high-dielectric-constant ceramics plate.
3. Internet of Things antenna as claimed in claim 2, it is characterised in that described high-dielectric-constant ceramics plate is that the ceramic diaphragm of more than a layer is fired forms ceramic material plate.
4. the Internet of Things antenna as described in any one of claims 1 to 3, it is characterised in that the surface investing described printed circuit board (PCB) pasted by described coated by dielectric substrate by Organic substance.
5. the Internet of Things antenna as described in any one of claims 1 to 3, it is characterized in that, the front of described printed circuit board (PCB) is radiating surface, the reverse side of described printed circuit board (PCB) is ground plane, described coated by dielectric substrate is in the radiating surface of described printed circuit board (PCB), described radiating surface include microstrip transmission line and and antenna pattern, one end of described microstrip transmission line is connected with described antenna pattern, and the other end of described microstrip transmission line is connected with test lead.
6. Internet of Things antenna as claimed in claim 5, it is characterised in that described radiating surface and described ground plane are formed by the shallow plating of Copper Foil.
7. Internet of Things antenna as claimed in claim 5, it is characterised in that described antenna pattern or coil are plane.
8. Internet of Things antenna as claimed in claim 7, it is characterised in that described antenna pattern or coil are Meander Line structure.
9. an internet of things equipment, it is characterised in that there is the Internet of Things antenna as described in any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521086756.9U CN205282645U (en) | 2015-12-23 | 2015-12-23 | Thing networking antenna and thing networking device who has this antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521086756.9U CN205282645U (en) | 2015-12-23 | 2015-12-23 | Thing networking antenna and thing networking device who has this antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205282645U true CN205282645U (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521086756.9U Active CN205282645U (en) | 2015-12-23 | 2015-12-23 | Thing networking antenna and thing networking device who has this antenna |
Country Status (1)
| Country | Link |
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| CN (1) | CN205282645U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666767A (en) * | 2017-03-28 | 2018-10-16 | 华为技术有限公司 | Microstrip antenna and communication system |
-
2015
- 2015-12-23 CN CN201521086756.9U patent/CN205282645U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666767A (en) * | 2017-03-28 | 2018-10-16 | 华为技术有限公司 | Microstrip antenna and communication system |
| CN108666767B (en) * | 2017-03-28 | 2021-02-26 | 华为技术有限公司 | Microstrip antenna and communication system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |