CN212969633U - Thing networking communication module that combines loRa communication technology and BDS high accuracy location - Google Patents
Thing networking communication module that combines loRa communication technology and BDS high accuracy location Download PDFInfo
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- CN212969633U CN212969633U CN202021034106.0U CN202021034106U CN212969633U CN 212969633 U CN212969633 U CN 212969633U CN 202021034106 U CN202021034106 U CN 202021034106U CN 212969633 U CN212969633 U CN 212969633U
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- filter circuit
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- signal connection
- bds
- wireless receiving
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Abstract
The utility model discloses a thing networking communication module that combines loRa communication technology and BDS high accuracy location, including the MCU the control unit is connected with wireless receiving and dispatching treater through the communication port, the MCU the control unit is connected with the BDS module, BDS module signal connection has the location antenna, wireless receiving and dispatching treater is connected with crystal oscillator, one side signal connection of wireless receiving and dispatching treater has wireless receiving matched filter circuit and wireless transmission matched filter circuit, wireless receiving matched filter circuit has the radio frequency control switch with wireless transmission matched filter circuit's opposite side signal connection, radio frequency control switch signal connection has antenna receiving and dispatching filter circuit, antenna receiving and dispatching filter circuit signal connection has the antenna. The utility model relates to a hardware device combines with BDS high accuracy location, reduces the outband of wireless transceiver processor's signal output part output signal stray, provides BDS high accuracy location when providing communication service for the user.
Description
Technical Field
The utility model belongs to the technical field of thing networking communication module, concretely relates to thing networking communication module who combines loRa communication technology and BDS high accuracy location.
Background
As the Internet of things is an important component of a new generation of information technology, the Internet of things is also an important development stage of the 'informatization' era. The internet of things is an internet connected with objects, the core and the foundation of the internet of things are still the internet, the internet of things is an extended and expanded network on the basis of the internet, and a user side of the internet of things extends and expands to any object to object for information exchange and communication, namely, the objects and the objects are related. Aiming at the increasing demand of various application fields of the Internet of things on high-precision positioning, the Internet of things communication module combining the LoRa communication technology and the BDS high-precision positioning is generated.
SUMMERY OF THE UTILITY MODEL
To the problem that the above-mentioned background art provided, the utility model aims at: the communication module of the Internet of things is combined with the LoRa communication technology and the BDS high-precision positioning. In order to realize the technical purpose, the utility model discloses a technical scheme as follows:
the utility model provides a combine loRa communication technology and BDS high accuracy location's thing networking communication module, includes MCU the control unit, the MCU the control unit is connected with wireless receiving and dispatching treater through communication port, the MCU the control unit is connected with the BDS module, BDS module signal connection has the location antenna, wireless receiving and dispatching treater is connected with crystal oscillator, one side signal connection of wireless receiving and dispatching treater has wireless receiving matched filter circuit and wireless transmission matched filter circuit, wireless receiving matched filter circuit has the radio frequency control switch with wireless transmission matched filter circuit's opposite side signal connection, radio frequency control switch signal connection has antenna receiving and dispatching filter circuit, antenna receiving and dispatching filter circuit signal connection has the antenna.
Further, a power circuit is connected between the MCU control unit and the wireless transceiving processor. The structure design is convenient for providing power supply for the MCU control unit and the wireless transceiving processor for use.
Further, one side of the MCU control unit is electrically connected with an interface circuit. The structure design is convenient to use.
Further, the wireless transmission matched filter circuit is an electric network consisting of a capacitor and an inductor. The structure design enhances the filtering effect of the wireless transmission matched filter circuit on the out-of-band spurious.
Further, the control signal output end of the MCU control unit is connected with the control signal input end of the radio frequency control switch. The structure is designed to control the transmitting state or the receiving state of the radio frequency control switch.
The utility model has the advantages that: the utility model relates to a hardware device, combine with BDS high accuracy location, a thing networking communication module who combines loRa communication technology and BDS high accuracy location is provided, it is stray to reduce the outband of wireless transceiver processor's signal output part output signal, the actual output power who makes wireless transceiver processor is close theoretical output power, provide BDS high accuracy location when providing communication service for the user, can be used to positioning device, the later stage recovery plant of being convenient for, also can be indoor outer navigation, the engineering survey and drawing, unmanned, accurate agriculture, unmanned aerial vehicle, the trade that needs centimetre level positioning service such as internet drives the school provides practical application.
Drawings
The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;
fig. 1 is a schematic structural diagram of an internet of things communication module combining a LoRa communication technology and BDS high-precision positioning according to an embodiment of the present invention;
the main element symbols are as follows:
the device comprises an MCU control unit 1, a wireless transceiving processor 2, a BDS module 3, a positioning antenna 4, a crystal oscillator 5, a wireless receiving matched filter circuit 6, a wireless transmitting matched filter circuit 7, a radio frequency control switch 8, an antenna transceiving filter circuit 9, an antenna 10, a power supply circuit 11 and an interface circuit 12.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.
As shown in fig. 1, the utility model discloses a thing networking communication module who combines loRa communication technology and BDS high accuracy location, MCU the control unit 1 is connected with wireless transceiver processor 2 through the communication port, MCU the control unit 1 is connected with BDS module 3, 3 signal connection of BDS module have location antenna 4, wireless transceiver processor 2 is connected with crystal oscillator 5, one side signal connection of wireless transceiver processor 2 has wireless receiving matched filter circuit 6 and wireless transmission matched filter circuit 7, wireless receiving matched filter circuit 6 has radio frequency control switch 8 with the opposite side signal connection of wireless transmission matched filter circuit 7, radio frequency control switch 8 signal connection has antenna receiving and transmitting filter circuit 9, antenna receiving and transmitting filter circuit 9 signal connection has antenna 10.
During the use, through the transmission state or the receipt state of MCU the control unit 1 control radio frequency control switch 8, through the filtering effect of radio frequency control switch 8 reinforcing no wireless transmission matched filter circuit 7 to outband spurious, reduce the outband spurious of 2 output signal of wireless transceiver treater, cooperate the high accuracy location service of location antenna 4 and BDS module 3 simultaneously, provide indoor outer comprehensive position service for the user, can reach centimetre level location under the network supports, can provide high sensitivity for the manufacturing of on-vehicle and portable handheld etc. location terminal product, high accuracy, low-cost location, solutions such as navigation, can satisfy strict demand and the individual consumption needs of professional location.
Preferably, a power circuit 11 is connected between the MCU control unit 1 and the wireless transceiver processor 2. The structure is designed to provide power for the MCU control unit 1 and the wireless transceiving processor 2 for use.
Preferably, an interface circuit 12 is electrically connected to one side of the MCU control unit 1. The structure design is convenient to use.
The wireless transmission matched filter circuit 7 is preferably an electric network consisting of a capacitor and an inductor. The structure design enhances the filtering effect of the wireless transmission matched filter circuit on the out-of-band spurious.
Preferably, the control signal output end of the MCU control unit 1 is connected with the control signal input end of the radio frequency control switch 8. The structure is designed to control the transmitting state or the receiving state of the radio frequency control switch.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (1)
1. The utility model provides a combine loRa communication technology and BDS high accuracy location's thing networking communication module which characterized in that: the wireless receiving and transmitting system comprises an MCU control unit (1), wherein the MCU control unit (1) is connected with a wireless receiving and transmitting processor (2) through a communication port, the MCU control unit (1) is connected with a BDS module (3), the BDS module (3) is in signal connection with a positioning antenna (4), the wireless receiving and transmitting processor (2) is connected with a crystal oscillator (5), one side of the wireless receiving and transmitting processor (2) is in signal connection with a wireless receiving matched filter circuit (6) and a wireless transmitting matched filter circuit (7), the other sides of the wireless receiving matched filter circuit (6) and the wireless transmitting matched filter circuit (7) are in signal connection with a radio frequency control switch (8), the radio frequency control switch (8) is in signal connection with an antenna receiving and transmitting filter circuit (9), the antenna receiving filter circuit (9) is in signal connection with an antenna (10), and a power supply circuit (11) is connected between the MCU control unit (1) and the wireless receiving and transmitting processor (2), one side of the MCU control unit (1) is electrically connected with an interface circuit (12), the wireless transmitting matching filter circuit (7) is an electric network consisting of a capacitor and an inductor, and the control signal output end of the MCU control unit (1) is connected with the control signal input end of the radio frequency control switch (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021034106.0U CN212969633U (en) | 2020-06-08 | 2020-06-08 | Thing networking communication module that combines loRa communication technology and BDS high accuracy location |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021034106.0U CN212969633U (en) | 2020-06-08 | 2020-06-08 | Thing networking communication module that combines loRa communication technology and BDS high accuracy location |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212969633U true CN212969633U (en) | 2021-04-13 |
Family
ID=75385359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021034106.0U Expired - Fee Related CN212969633U (en) | 2020-06-08 | 2020-06-08 | Thing networking communication module that combines loRa communication technology and BDS high accuracy location |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212969633U (en) |
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2020
- 2020-06-08 CN CN202021034106.0U patent/CN212969633U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210413 |