CN213242798U - Built-in signal transceiver of NB-IOT - Google Patents
Built-in signal transceiver of NB-IOT Download PDFInfo
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- CN213242798U CN213242798U CN202022235171.6U CN202022235171U CN213242798U CN 213242798 U CN213242798 U CN 213242798U CN 202022235171 U CN202022235171 U CN 202022235171U CN 213242798 U CN213242798 U CN 213242798U
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Abstract
The utility model discloses a built-in signal transceiver of NB-IOT, include: a substrate; the signal transmitting assembly is arranged on the substrate; the signal transmission line is connected with the signal transmitting assembly; wherein, the signal transmission subassembly includes: a high-frequency antenna; the low-frequency antenna is connected with the high-frequency antenna; and the signal transmission line is connected with the low-frequency antenna and the grounding antenna. Through the structural design, the layout and the design of the NB-IOT built-in signal transceiver device, the NB-IOT built-in signal transceiver device has smaller volume and is simpler to install, the formed NB-IOT built-in signal transceiver device supports wider frequency bands, the technical problems that the transmission efficiency of the antenna is high due to the fact that an external antenna is adopted by an internet of things antenna in the prior art and the built-in antenna is too large in size and low in power consumption value are solved, the structure of the optimized antenna is achieved, the size of the built-in antenna is reduced, and the technical effect of the transmission efficiency of the antenna is improved.
Description
Technical Field
The utility model relates to a wireless communication technology field, in particular to built-in signal transceiver of NB-IOT.
Background
NB-IoT (Narrow Band Internet of Things) is an emerging technology in the IoT field, supports cellular data connection of Low-Power devices in a Wide Area Network (WAN), and is also called Low-Power Wide-Area Network (LPWAN). The application scenes are diversified, such as public utilities; a smart city; consumer electronics; managing equipment; building an intelligent building; smart logistics and the like largely adopt low power application fields. The method has four characteristics: firstly, the coverage is wide; secondly, the connection is multiple; thirdly, the power consumption is low, and fourthly, the standby length is high.
And the built-in type antenna of NB-IOT on the market, the volume is too big. There are some small application machines, adopt external type antenna, and the cost is increased. And the original power consumption value of the NB-lot is low, which causes the transmission efficiency of the antenna to be low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a built-in signal send-receiver device of NB-IOT aims at solving the thing networking antenna among the prior art and adopts external antenna, and the cost is increased, and built-in antenna, and is bulky, and the consumption value is low on the low side, leads to the transmission efficiency's of antenna technical problem.
To achieve the above object, the present invention provides an NB-IOT built-in signal transceiver device, the device comprising: a substrate; the signal transmitting assembly is arranged on the substrate; the signal transmission line is connected with the signal transmitting assembly; wherein the signal transmitting assembly comprises: a high-frequency antenna; the low-frequency antenna is connected with the high-frequency antenna; and the signal transmission line is connected with the low-frequency antenna and the grounding antenna.
Preferably, the apparatus comprises: the substrate is a flexible circuit board.
Preferably, the apparatus further comprises: the signal transmitting assembly is welded on one surface of the substrate, and the other surface of the substrate is attached to the machine body.
Preferably, the signal transmitting assembly further comprises: the high-frequency antenna is provided with a first bending part; the low-frequency antenna is provided with a second bent part, the low-frequency antenna is arranged on the inner side of the high-frequency antenna, and the second bent part is close to the first bent part.
Preferably, the ground antenna includes: the grounding antenna is provided with a third bending part and a fourth bending part, and the third bending part and the fourth bending part enable the grounding antenna to form an unclosed loop.
Preferably, the ground antenna further includes: the ground antenna is provided with an extension part close to the fourth bending part, and the extension part is positioned on the inner side of the fourth bending part.
Preferably, the apparatus further comprises: and the signal transmission line is connected with the second bending part and the third bending part through the welding point.
Preferably, the apparatus further comprises: the sum of the thicknesses of the welding points and the substrate is less than 2 mm.
Preferably, the signal transmission line further includes: and the signal transmission line is plated with a tin layer at one end connected with the signal transmitting assembly.
The technical scheme of the utility model a pair of built-in signal send-receiver device of NB-IOT that provides, include: a substrate; the signal transmitting assembly is arranged on the substrate; the signal transmission line is connected with the signal transmitting assembly; wherein, the signal transmission subassembly includes: a high-frequency antenna; the low-frequency antenna is connected with the high-frequency antenna; and the signal transmission line is connected with the low-frequency antenna and the grounding antenna. Through the structural design, the layout and the design of the NB-IOT built-in signal transceiver device, the NB-IOT built-in signal transceiver device has smaller volume and is simpler to install, the formed NB-IOT built-in signal transceiver device supports wider frequency bands, the technical problems that the transmission efficiency of the antenna is high due to the fact that an external antenna is adopted by an internet of things antenna in the prior art and the built-in antenna is too large in size and low in power consumption value are solved, the structure of the optimized antenna is achieved, the size of the built-in antenna is reduced, and the technical effect of the transmission efficiency of the antenna is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of an NB-IOT internal signal transceiver device according to the present invention;
fig. 2 is a schematic structural diagram of another embodiment of the NB-IOT internal signal transceiver device of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
23 | |
| 2 | |
231 | |
| 21 | High frequency antenna | 232 | A |
| 211 | |
233 | |
| 22 | |
3 | Signal transmission line |
| 221 | A second bent part | 4 | Welding point |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" and/or "appears throughout, the meaning includes three parallel schemes, for example," A and/or B "includes scheme A, or scheme B, or a scheme satisfying both schemes A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a built-in signal transceiver of NB-IOT.
Referring to fig. 1-2, in an embodiment of the present invention, the NB-IOT built-in signal transceiver device includes:
a substrate.
Specifically, the NB-IOT internal signal transceiver device has a main structure of a substrate, the substrate is a Flexible Printed Circuit (FPC), and the FPC is a Flexible Printed Circuit board made of polyimide or polyester film as a base material and has high reliability and excellent performance. The high-density light-weight LED lamp has the characteristics of high wiring density, light weight, thin thickness and good bending property.
The signal emission assembly is arranged on the substrate.
Particularly, the signal transmitting assembly is mainly made of various wires, after the base plate is designed, the various wires of the signal transmitting assembly are welded on the base plate, the processing is convenient, and the formed NB-IOT built-in signal receiving and transmitting device is simple in structural form.
And the signal transmission line is connected with the signal transmitting assembly.
Specifically, the signal transmission line is connected with the signal transmitting assembly, the high-frequency current signal is transmitted to the signal transmitting assembly through the signal transmission line, the signal transmitting assembly converts the high-frequency current signal into an electromagnetic signal to radiate outwards, and meanwhile, the signal transmitting assembly can also receive the external electromagnetic signal and convert the external electromagnetic signal into the current signal. The impedance of the signal transmission line is 25 Ω, 50 Ω, 75 Ω, 93 Ω, etc., but in most cases, 50 Ω is adopted as the standard, which is necessary for the antenna to be able to be well matched with the feeder line.
Wherein, the signal transmission subassembly includes: a high-frequency antenna; the low-frequency antenna is connected with the high-frequency antenna; and the signal transmission line is connected with the low-frequency antenna and the grounding antenna.
Specifically, the various wires in the signal transmitting assembly mainly include a high-frequency antenna, a low-frequency antenna and a ground antenna, the high-frequency antenna and the low-frequency antenna are two monopole elements with 1/4 wavelengths, and the high-frequency antenna and the low-frequency antenna are connected together into a whole. The grounding antenna is arranged on the substrate, and the signal transmission line is connected with the low-frequency antenna and the grounding antenna simultaneously. The NB-IOT built-in signal transceiver in the application adopts an independently deployed and replanted GSM frequency band, the frequency range comprises a 2G 824-. The size and the volume are small and are only 36.4x17.3mm
The technical scheme of the utility model a pair of built-in signal send-receiver device of NB-IOT that provides, include: a substrate; the signal transmitting assembly is arranged on the substrate; the signal transmission line is connected with the signal transmitting assembly; wherein, the signal transmission subassembly includes: a high-frequency antenna; the low-frequency antenna is connected with the high-frequency antenna; and the signal transmission line is connected with the low-frequency antenna and the grounding antenna. Through the structural design, the layout and the design of the NB-IOT built-in signal transceiver device, the NB-IOT built-in signal transceiver device has smaller volume and is simpler to install, the formed NB-IOT built-in signal transceiver device supports wider frequency bands, the technical problems that the transmission efficiency of the antenna is high due to the fact that an external antenna is adopted by an internet of things antenna in the prior art and the built-in antenna is too large in size and low in power consumption value are solved, the structure of the optimized antenna is achieved, the size of the built-in antenna is reduced, and the technical effect of the transmission efficiency of the antenna is improved.
Preferably, the apparatus further comprises: the signal emission assembly is welded on one side of the substrate, and the other side of the substrate is attached to the machine body.
Specifically, the wire of the signal transmitting assembly is welded on one surface of a designed substrate, the other surface of the substrate is attached to the machine body, and the signal transmitting assembly is fixed on the machine body.
Preferably, the signal transmitting assembly further comprises: the high-frequency antenna is provided with a first bending part; the low-frequency antenna is provided with a second bending part, the low-frequency antenna is arranged on the inner side of the high-frequency antenna, and the second bending part is close to the first bending part.
Specifically, the substrate has a substantially rectangular shape, and the high-frequency antenna has a first bent portion having both lateral and longitudinal sides along the first bent portion, each of which is close to a rectangular edge of the substrate. The low-frequency antenna is provided with a second bending part, and both sides which are horizontal and vertical are arranged along the second bending part and are respectively close to the inner side of the first bending part of the high-frequency antenna.
Preferably, the ground antenna includes: the grounding antenna is provided with a third bending part and a fourth bending part, and the third bending part and the fourth bending part enable the grounding antenna to form an unclosed loop.
Specifically, the ground antenna has two bending portions, including a third bending portion and a fourth bending portion, the third bending portion and the fourth bending portion are located at the central symmetrical positions and are connected end to end, so that the ground antenna forms an unclosed loop shape, the head of the fourth bending portion is close to the connection position of the signal transmission line and the ground antenna, and an opening is formed at the connection position of the signal transmission line and the ground antenna.
Preferably, the ground antenna further comprises: the grounding antenna is provided with an extension part close to the fourth bending part, and the extension part is positioned on the inner side of the fourth bending part.
Specifically, the ground antenna is provided with a branch at a position close to the fourth bending portion, and the branch extends inward to form an extension portion.
Preferably, the apparatus further comprises: and the signal transmission line is connected with the second bending part and the third bending part through the welding point.
Specifically, one welding point is located at the tail end of the low-frequency antenna, the other welding point is arranged at one end of the grounding antenna, and the signal transmission line is connected with the second bending portion and the third bending portion through the welding point.
Preferably, the apparatus further comprises: the sum of the thickness of the welding points and the substrate is less than 2 mm.
Specifically, the substrate has a thickness, and the thickness of the solder joint formed on the substrate, plus the thickness of the substrate itself, is not more than 2 mm.
Preferably, the signal transmission line further includes: and one end of the signal transmission line, which is connected with the signal transmitting assembly, is plated with tin.
Specifically, the end of the signal transmission line connected with the signal transmitting assembly is stripped, so that the exposed wire is plated with tin.
The technical scheme of the utility model a pair of built-in signal send-receiver device of NB-IOT that provides, include: a substrate; the signal transmitting assembly is arranged on the substrate; the signal transmission line is connected with the signal transmitting assembly; wherein, the signal transmission subassembly includes: a high-frequency antenna; the low-frequency antenna is connected with the high-frequency antenna; and the signal transmission line is connected with the low-frequency antenna and the grounding antenna. Through the structural design, the layout and the design of the NB-IOT built-in signal transceiver device, the NB-IOT built-in signal transceiver device has smaller volume and is simpler to install, the formed NB-IOT built-in signal transceiver device supports wider frequency bands, the technical problems that the transmission efficiency of the antenna is high due to the fact that an external antenna is adopted by an internet of things antenna in the prior art and the built-in antenna is too large in size and low in power consumption value are solved, the structure of the optimized antenna is achieved, the size of the built-in antenna is reduced, and the technical effect of the transmission efficiency of the antenna is improved.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (9)
1. An NB-IOT built-in signal transceiving apparatus, the apparatus comprising:
a substrate;
the signal transmitting assembly is arranged on the substrate;
the signal transmission line is connected with the signal transmitting assembly;
wherein the signal transmitting assembly comprises:
a high-frequency antenna;
the low-frequency antenna is connected with the high-frequency antenna;
and the signal transmission line is connected with the low-frequency antenna and the grounding antenna.
2. The apparatus of claim 1, wherein the apparatus comprises:
the substrate is a flexible circuit board.
3. The apparatus of claim 1, further comprising:
the signal transmitting assembly is welded on one surface of the substrate, and the other surface of the substrate is attached to the machine body.
4. The apparatus of claim 1, wherein the signal transmitting assembly further comprises:
the high-frequency antenna is provided with a first bending part;
the low-frequency antenna is provided with a second bent part, the low-frequency antenna is arranged on the inner side of the high-frequency antenna, and the second bent part is close to the first bent part.
5. The apparatus of claim 4, wherein the ground antenna comprises:
the grounding antenna is provided with a third bending part and a fourth bending part, and the third bending part and the fourth bending part enable the grounding antenna to form an unclosed loop.
6. The apparatus of claim 5, wherein the ground antenna further comprises:
the ground antenna is provided with an extension part close to the fourth bending part, and the extension part is positioned on the inner side of the fourth bending part.
7. The apparatus of claim 5, further comprising:
and the signal transmission line is connected with the second bending part and the third bending part through the welding point.
8. The apparatus of claim 7, further comprising:
the sum of the thicknesses of the welding points and the substrate is less than 2 mm.
9. The apparatus of claim 1, wherein the signal transmission line further comprises:
and the signal transmission line is plated with a tin layer at one end connected with the signal transmitting assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022235171.6U CN213242798U (en) | 2020-10-09 | 2020-10-09 | Built-in signal transceiver of NB-IOT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022235171.6U CN213242798U (en) | 2020-10-09 | 2020-10-09 | Built-in signal transceiver of NB-IOT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213242798U true CN213242798U (en) | 2021-05-18 |
Family
ID=75878903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022235171.6U Active CN213242798U (en) | 2020-10-09 | 2020-10-09 | Built-in signal transceiver of NB-IOT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213242798U (en) |
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2020
- 2020-10-09 CN CN202022235171.6U patent/CN213242798U/en active Active
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