CN208782039U - A kind of novel NB-IoT antenna - Google Patents
A kind of novel NB-IoT antenna Download PDFInfo
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- CN208782039U CN208782039U CN201821441417.1U CN201821441417U CN208782039U CN 208782039 U CN208782039 U CN 208782039U CN 201821441417 U CN201821441417 U CN 201821441417U CN 208782039 U CN208782039 U CN 208782039U
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Abstract
The utility model discloses a kind of novel NB-IoT antenna, comprising: grounding point, signal link feed point, the first L shape minor matters of the connection grounding point, the 2nd L shape minor matters of the connection signal link feed point, the 3rd L shape minor matters connecting with the 2nd L shape minor matters, the sheet minor matters connecting with the 3rd L shape minor matters, the 4th L shape minor matters connecting with the sheet minor matters, the 5th L shape minor matters connecting with the 4th L shape minor matters.The first L shape minor matters of the utility model link feed point, the 2nd L shape minor matters, the 3rd L shape minor matters, sheet minor matters, the 4th L shape minor matters, the 5th L shape minor matters coupled in common with signal by grounding point, band bandwidth needed for sufficiently meeting NB-IoT antenna, reach 824-960MHz, can meet the needs of internet of things equipment is to antenna.
Description
Technical field
The utility model relates to communication antenna technical field more particularly to a kind of novel NB-IoT antennas.
Background technique
From the connection of people and people, the connection of Xiang Renyu object and object and object strides forward mobile communication, and all things on earth interconnection is must
Right trend, however current 4G network connect scarce capacity with object in object.In fact, compared to short distances such as bluetooth, ZigBee
The communication technology, mobile cellular network have the characteristics such as wide covering, removable and big connection number, can bring more abundant answer
With scene, the main interconnection technique of Internet of Things ought to be become.As the evolved technology of LTE, 4.5G is in addition to having up to 1Gbps
Peak rate, also mean more connection numbers based on honeycomb Internet of Things, support magnanimity M2M connection and more low time delay, general
The application such as boosting HD video, VoLTE and Internet of Things is quickly universal.With mobile communication equipment is intelligent, multifunction with
Diversified development, to the antenna of mobile communication equipment, higher requirements are also raised, not only to meet each communication environment requirement,
Also there is standby receiving sensitivity height, the good condition of signal.
Therefore, the prior art is defective, needs to improve.
Utility model content
Technical problem to be solved by the utility model is: a kind of novel NB-IoT antenna is provided, to meet internet of things equipment
Demand to antenna.
The technical solution of the utility model is as follows: providing a kind of novel NB-IoT antenna, comprising: substrate and setting are described
Antenna body on substrate the same side, the antenna body include: feeding point, the racemosus section day knot connecting with the feeding point
Structure；The feeding point includes: grounding point and signal link feed point；The racemosus section antenna structure includes: the connection grounding point
The first L shape minor matters, the 2nd L shape minor matters of connection signal link feed point, the 3rd L being connect with the 2nd L shape minor matters
Shape minor matters, the sheet minor matters being connect with the 3rd L shape minor matters, the 4th L shape minor matters being connect with the sheet minor matters and institute
The 5th L shape minor matters of the 4th L shape minor matters connection are stated, the 3rd L shape minor matters are arranged in the 2nd L shape minor matters and the 5th L shape minor matters
Between, the 5th L shape minor matters, sheet minor matters are arranged between the 3rd L shape minor matters and the 4th L shape minor matters, the first L shape branch
One end of the 2nd L shape minor matters, the 3rd L shape minor matters, sheet minor matters and the 4th L shape minor matters is arranged in section；The grounding point setting exists
In the first L shape minor matters, the signal link feed point is arranged in the 2nd L shape minor matters.2nd L shape minor matters and the 3rd L shape branch
Section is oriented to oscillator to set up 880-960MHz key auxiliary.The sheet minor matters, the 4th L shape minor matters and the 5th L shape minor matters are common
Set up 824-894MHz frequency.First L shape minor matters link feed point, the 2nd L shape minor matters, the 3rd L shape branch with signal by grounding point
Section, sheet minor matters, the 4th L shape minor matters, the 5th L shape minor matters coupled in common, band bandwidth needed for sufficiently meeting NB-IoT antenna reach
To 824-960MHz, can meet the needs of internet of things equipment is to antenna.Radiofrequency signal links feed point feed-in from grounding point and signal,
The 2nd L shape minor matters, the 3rd L shape minor matters are directly entered, the 4th L shape minor matters, the 5th L shape minor matters are entered after sheet minor matters, then
It being mutually coupled jointly with the first L shape minor matters, signal inspires radio-frequency current in each minor matters, due to distinctive shape and length,
Radio-frequency current will be converted into electromagnetic field emissions and go out, and the magnetic distribution is on the face H (perpendicular to the face of antenna) in antenna
Centered on heart line, there is stringent be uniformly distributed.
Further, the first L shape minor matters include: the first vertical branch, connect with the described first vertical branch
One lateral branch, the length of the first vertical branch is 20.04mm, width 4.55mm, the length of the described first lateral branch
Degree is 14.79mm, width 5.07mm；The grounding point setting is on the described first lateral branch, the length of the grounding point
For 5.07mm, width 3mm.
Further, the 2nd L shape minor matters include: the second vertical branch, connect with the described second vertical branch
Two lateral branches, the length of the second vertical branch is 7.07mm, width 4.15mm, the length of the described second lateral branch
Degree is 14.63mm, width 3.13mm；The signal link feed point is arranged on the described second vertical branch, the signal chains
The length for connecing feed point is 2.83mm, width 1.5mm；The first lateral branch is at a distance from the described second vertical branch
1.5mm, the described first lateral branch are 1.6mm at a distance from the described second lateral branch.
Further, the 3rd L shape minor matters include: the vertical branch of third, connect with the vertical branch of the third
Three lateral branches, the length of the vertical branch of third is 10.37mm, width 2.53mm, the length of the third transverse direction branch
Degree is 18.52mm, width 2.68mm；The second vertical branch is connect with the vertical branch of the third；Described second laterally
The gap of branch and the third transverse direction branch is 0.62mm, the gap of the second vertical branch and the vertical branch of the third
For 1.36mm.
Further, the length of the sheet minor matters be 4.21mm, width 2.26mm.
Further, the 4th L shape minor matters include the 4th vertical branch, connect with the 4th vertical branch the 4th
Lateral branch, the length of the 4th vertical branch is 17.31mm, width 1.46mm, the length of the described 4th lateral branch
For 25.04mm, width 2.73mm；Two articles of short sides of the sheet minor matters respectively with the third transverse direction branch, the 4th laterally
Branch connection；The first vertical branch and the second lateral branch, third transverse direction branch, sheet minor matters, the 4th lateral point
The distance of branch is 1.26mm.
Further, the 5th L shape minor matters include the 5th vertical branch, connect with the 5th vertical branch the 5th
Lateral branch, the length of the 5th vertical branch is 13.85mm, width 3.8mm, the length of the described 5th lateral branch
For 15.62mm, width 2.54mm；The 4th vertical branch is connect with the 5th vertical branch, and the described 4th vertical point
The gap of branch and the 5th vertical branch is 0.7mm, and the gap of the described 4th lateral branch and the described 5th lateral branch is
0.73mm；The gap of described 5th lateral branch and the third transverse direction branch is 0.94mm, the 5th vertical branch and institute
The gap for stating the vertical branch of third is 0.56mm；Described 5th lateral branch is 5mm at a distance from sheet minor matters.
Further, the signal link feed point, grounding point are connected using coaxial line；The signal link feed point, ground connection
Point surface gold-plating.
Further, the substrate is flexible parent metal, and the surface of the racemosus section antenna structure is coated with antioxidation coating.
Further, the flexible parent metal is polyimide film or polyester film, and the material of the antenna body is copper foil.
Using the above scheme, the utility model provides a kind of novel NB-IoT antenna, the first L shape minor matters by grounding point with
Signal links feed point, the 2nd L shape minor matters, the 3rd L shape minor matters, sheet minor matters, the 4th L shape minor matters, the 5th common coupling of L shape minor matters
It closes, band bandwidth needed for sufficiently meeting NB-IoT antenna reaches 824-960MHz, can meet internet of things equipment to the need of antenna
It asks.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the standing wave pattern of the utility model test；
Fig. 3 is the standing-wave ratio figure of the utility model test；
Fig. 4 is that the smith of the utility model schemes.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Fig. 1-Fig. 4 is please referred to, the utility model provides a kind of novel NB-IoT antenna, comprising: substrate 10 and setting are in institute
The antenna body on substrate the same side is stated, the antenna body includes: feeding point, the racemosus section antenna connecting with the feeding point
Structure；The feeding point includes: grounding point 21 and signal link feed point 22；The racemosus section antenna structure includes: described in connection
First L shape minor matters 30 of grounding point 21, the 2nd L shape minor matters 40 of the connection signal link feed point 22 and the 2nd L shape branch
3rd L shape minor matters 50 of 40 connection of section, the sheet minor matters 60 and the sheet minor matters 60 being connect with the 3rd L shape minor matters 50
4th L shape minor matters 70 of connection, the 5th L shape minor matters 80 being connect with the 4th L shape minor matters 70, the 3rd L shape minor matters 50
It is arranged between the 2nd L shape minor matters 40 and the 5th L shape minor matters 80, the 5th L shape minor matters 80, the setting of sheet minor matters 60 are the
Between three L shape minor matters 50 and the 4th L shape minor matters 70, the first L shape minor matters 30 are arranged in the 2nd L shape minor matters 40, the 3rd L shape
One end of minor matters 50, sheet minor matters 60 and the 4th L shape minor matters 70；The grounding point 21 is arranged in the first L shape minor matters 30,
The signal link feed point 22 is arranged in the 2nd L shape minor matters 40.2nd L shape minor matters 40 and the 3rd L shape minor matters 50 are to set up
880-960MHz key auxiliary guiding oscillator.The sheet minor matters 60, the 4th L shape minor matters 70 and the 5th 80 common groups of L shape minor matters
Build 824-894MHz frequency.First L shape minor matters 30 link feed point 22, the 2nd L shape minor matters 40, third with signal by grounding point 21
L shape minor matters 50, sheet minor matters 60, the 4th L shape minor matters 70,80 coupled in common of the 5th L shape minor matters sufficiently meet NB-IoT antenna institute
Band bandwidth is needed, 824-960MHz is reached, can meet the needs of internet of things equipment is to antenna.Radiofrequency signal is from 21 He of grounding point
Signal links 22 feed-in of feed point, is directly entered the 2nd L shape minor matters 40, the 3rd L shape minor matters 50, and the is entered after sheet minor matters 60
Four L shape minor matters 70, the 5th L shape minor matters 80, then be mutually coupled jointly with the first L shape minor matters 30, signal inspires in each minor matters
Radio-frequency current, due to distinctive shape and length, radio-frequency current will be converted into electromagnetic field emissions and go out, and the magnetic distribution exists
On the face H (perpendicular to the face of antenna) centered on antenna centerline, there is stringent be uniformly distributed.
The first L shape minor matters 30 include: the first vertical branch 31, connect with the described first vertical branch 31 first
Lateral branch 32, the length of the first vertical branch 31 is 20.04mm, width 4.55mm, the described first lateral branch 32
Length be 14.79mm, width 5.07mm；The setting of grounding point 21 is on the described first lateral branch 32, the ground connection
Point 21 length be 5.07mm, width 3mm.
The 2nd L shape minor matters 40 include: the second vertical branch 41, connect with the described second vertical branch 41 second
Lateral branch 42, the length of the second vertical branch 41 is 7.07mm, width 4.15mm, the described second lateral branch 42
Length is 14.63mm, width 3.13mm；The signal link feed point 22 is arranged on the described second vertical branch 41, described
Signal link feed point 22 length be 2.83mm, width 1.5mm；Described first lateral branch 32 vertically divides with described second
The distance of branch 41 is 1.5mm, and the described first lateral branch 32 is 1.6mm at a distance from the described second lateral branch 42.
The third that the 3rd L shape minor matters 50 include: the vertical branch 51 of third, are connect with the vertical branch 51 of the third
Lateral branch 52, the length of the vertical branch 51 of third is 10.37mm, width 2.53mm, the third transverse direction branch 52
Length be 18.52mm, width 2.68mm；The second vertical branch 41 is connect with the vertical branch 51 of the third；It is described
The gap of second lateral branch 42 and the third transverse direction branch 52 is 0.62mm, the second vertical branch 41 and described the
The gap of three vertical branches 51 is 1.36mm.
The length of the sheet minor matters 60 is 4.21mm, width 2.26mm.
The 4th cross that the 4th L shape minor matters 70 include the 4th vertical branch 71, connect with the described 4th vertical branch 71
To branch 72, the length of the 4th vertical branch 71 is 17.31mm, width 1.46mm, the described 4th lateral branch 72
Length is 25.04mm, width 2.73mm；Two short sides of the sheet minor matters 60 respectively with the third transverse direction branch 52,
4th lateral branch 72 connects；The first vertical branch 31 and the described second lateral branch 42, third transverse direction branch 52, sheet
The distance of the lateral branch 72 of minor matters the 60, the 4th is 1.26mm.
The 5th cross that the 5th L shape minor matters 80 include the 5th vertical branch 81, connect with the described 5th vertical branch 81
To branch 82, the length of the 5th vertical branch 81 is 13.85mm, width 3.8mm, the described 5th lateral branch 82
Length is 15.62mm, width 2.54mm；The 4th vertical branch 71 is connect with the described 5th vertical branch 81, and described
The gap of four vertical branches 71 and the described 5th vertical branch 81 is 0.7mm, the described 4th lateral branch 72 and the 5th cross
It is 0.73mm to the gap of branch 82；The gap of described 5th lateral branch 82 and the third transverse direction branch 52 is 0.94mm,
The gap of the 5th vertical branch 81 and the vertical branch 51 of the third is 0.56mm；Described 5th lateral branch 82 and piece
The distance of shape minor matters 60 is 5mm.
The signal link feed point 22, grounding point 21 are connected using coaxial line；The signal links feed point 22, grounding point
21 surface gold-platings.The substrate 10 is polyimide film or polyester film flexible parent metal, and the surface of the racemosus section antenna structure applies
It is covered with antioxidation coating, the material of the antenna body is copper foil.
In conclusion the utility model provides a kind of novel NB-IoT antenna, the first L shape minor matters pass through grounding point and signal
Feed point, the 2nd L shape minor matters, the 3rd L shape minor matters, sheet minor matters, the 4th L shape minor matters, the 5th L shape minor matters coupled in common are linked, is filled
Divide band bandwidth needed for meeting NB-IoT antenna, reaches 824-960MHz, can meet the needs of internet of things equipment is to antenna.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. a kind of novel NB-IoT antenna characterized by comprising substrate and the antenna sheet being arranged on described substrate the same side
Body, the antenna body include: feeding point, the racemosus section antenna structure connecting with the feeding point；The feeding point includes: to connect
Place and signal link feed point；The racemosus section antenna structure includes: the first L shape minor matters for connecting the grounding point, connection institute
State the 2nd L shape minor matters, the 3rd L shape minor matters connecting with the 2nd L shape minor matters and the 3rd L shape of signal link feed point
The sheet minor matters of minor matters connection, the 4th L shape minor matters being connect with the sheet minor matters, connect with the 4th L shape minor matters the
Five L shape minor matters, the 3rd L shape minor matters are arranged between the 2nd L shape minor matters and the 5th L shape minor matters, the 5th L shape minor matters,
Sheet minor matters are arranged between the 3rd L shape minor matters and the 4th L shape minor matters, the first L shape minor matters setting the 2nd L shape minor matters,
One end of 3rd L shape minor matters, sheet minor matters and the 4th L shape minor matters；The grounding point is arranged in the first L shape minor matters, institute
Signal link feed point is stated to be arranged in the 2nd L shape minor matters.
2. a kind of novel NB-IoT antenna according to claim 1, which is characterized in that the first L shape minor matters include:
The lateral branch of one vertical branch, first connect with the described first vertical branch, the length of the first vertical branch are
20.04mm, width 4.55mm, the length of the described first lateral branch is 14.79mm, width 5.07mm；The grounding point
Setting is on the described first lateral branch, and the length of the grounding point is 5.07mm, width 3mm.
3. a kind of novel NB-IoT antenna according to claim 2, which is characterized in that the 2nd L shape minor matters include:
The lateral branch of two vertical branches, second connect with the described second vertical branch, the length of the second vertical branch are
7.07mm, width 4.15mm, the length of the described second lateral branch is 14.63mm, width 3.13mm；The signal link
Feed point is arranged on the described second vertical branch, and the length of signal link feed point is 2.83mm, width 1.5mm；It is described
First transverse direction branch is 1.5mm at a distance from the described second vertical branch, and the described first lateral branch and described second are laterally divided
The distance of branch is 1.6mm.
4. a kind of novel NB-IoT antenna according to claim 3, which is characterized in that the 3rd L shape minor matters include:
Three vertical branches, the third transverse direction branch connecting with the vertical branch of the third, the length of the vertical branch of third are
10.37mm, width 2.53mm, the length of the third transverse direction branch is 18.52mm, width 2.68mm；Described second is perpendicular
It is connect to branch with the vertical branch of the third；The gap of described second lateral branch and the third transverse direction branch is
The gap of 0.62mm, the second vertical branch and the vertical branch of the third is 1.36mm.
5. a kind of novel NB-IoT antenna according to claim 4, which is characterized in that the length of the sheet minor matters is
4.21mm, width 2.26mm.
6. a kind of novel NB-IoT antenna according to claim 5, which is characterized in that the 4th L shape minor matters include the
Four vertical branches, the lateral branch of the 4th connect with the 4th vertical branch, the length of the 4th vertical branch are
17.31mm, width 1.46mm, the length of the described 4th lateral branch is 25.04mm, width 2.73mm；The sheet branch
Two articles of short sides of section are connect with the third transverse direction branch, the 4th lateral branch respectively；The first vertical branch and described the
Two lateral branches, third transverse direction branch, sheet minor matters, the distance of the 4th lateral branch are 1.26mm.
7. a kind of novel NB-IoT antenna according to claim 6, which is characterized in that the 5th L shape minor matters include the
Five vertical branches, the lateral branch of the 5th connect with the 5th vertical branch, the length of the 5th vertical branch are
13.85mm, width 3.8mm, the length of the described 5th lateral branch is 15.62mm, width 2.54mm；Described 4th is vertical
Branch is connect with the 5th vertical branch, and the gap of the 4th vertical branch and the 5th vertical branch is 0.7mm, institute
The gap for stating the 4th lateral branch and the 5th lateral branch is 0.73mm；Described 5th lateral branch and the third are lateral
The gap of branch is 0.94mm, and the gap of the 5th vertical branch and the vertical branch of the third is 0.56mm；Described 5th
Lateral branch is 5mm at a distance from sheet minor matters.
8. a kind of novel NB-IoT antenna according to claim 1, which is characterized in that the signal link feed point, ground connection
Point is connected using coaxial line；The signal links feed point, grounding point surface gold-plating.
9. a kind of novel NB-IoT antenna according to claim 1, which is characterized in that the substrate is flexible parent metal, institute
The surface for stating racemosus section antenna structure is coated with antioxidation coating.
10. a kind of novel NB-IoT antenna according to claim 9, which is characterized in that the flexible parent metal is that polyamides is sub-
Amine film or polyester film, the material of the antenna body are copper foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821441417.1U CN208782039U (en) | 2018-09-04 | 2018-09-04 | A kind of novel NB-IoT antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821441417.1U CN208782039U (en) | 2018-09-04 | 2018-09-04 | A kind of novel NB-IoT antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208782039U true CN208782039U (en) | 2019-04-23 |
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ID=66159731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821441417.1U Active CN208782039U (en) | 2018-09-04 | 2018-09-04 | A kind of novel NB-IoT antenna |
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| CN (1) | CN208782039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110867652A (en) * | 2019-11-30 | 2020-03-06 | 惠州Tcl移动通信有限公司 | Antenna structure for Sub-6G, PCB and mobile terminal |
-
2018
- 2018-09-04 CN CN201821441417.1U patent/CN208782039U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110867652A (en) * | 2019-11-30 | 2020-03-06 | 惠州Tcl移动通信有限公司 | Antenna structure for Sub-6G, PCB and mobile terminal |
| US11923627B2 (en) | 2019-11-30 | 2024-03-05 | Huizhou Tcl Mobile Communication Co., Ltd. | Antenna structure for sub-6G, PCB board, and mobile terminal |
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