CN208922246U - Communication device based on NB-IoT or LoRa - Google Patents
Communication device based on NB-IoT or LoRa Download PDFInfo
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- CN208922246U CN208922246U CN201822039693.1U CN201822039693U CN208922246U CN 208922246 U CN208922246 U CN 208922246U CN 201822039693 U CN201822039693 U CN 201822039693U CN 208922246 U CN208922246 U CN 208922246U
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- 238000004891 communication Methods 0.000 title claims abstract description 74
- 230000005611 electricity Effects 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 abstract description 16
- 239000007795 chemical reaction product Substances 0.000 abstract description 15
- 238000013461 design Methods 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000012827 research and development Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000001914 filtration Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to fields of communication technology, the utility model is to solve the problems, such as that the existing end product design cost based on NB-IoT or LoRa technology is higher, it is proposed a kind of communication device based on NB-IoT or LoRa, including NB-IoT or LoRa module, NB-IoT the or LoRa module includes the first power input interface, first communication serial port and the first SIM card interface, the communication device further includes second source input interface, second communication serial port and the second SIM card interface, the second source input interface is connect with the first power input interface, second communication serial port is connect with the first communication serial port, the second SIM card interface is connect with the first SIM card interface.Secondary encapsulation is carried out by the interface to NB-IoT or LoRa module, avoids and needs to design different mainboards because the encapsulation of NB-IoT or LoRa module is different, reduce research and development cost.
Description
Technical field
The utility model relates to fields of communication technology, relate in particular to a kind of communication device.
Background technique
Physical Network end product based on wide-area communication NB-IoT or LoRa technology is more and more, but internet-of-things terminal product
Manufacturer generally separates with NB-IoT or LoRa Module manufacturers, and end product manufacturer is from Module manufacturers outsourcing independent communication module union
At into product, but it is more currently based on the chip solution of NB-IoT or LoRa technology, and same Module manufacturers use different
Chip solution design, in fact it could happen that module encapsulation or the skimble-scamble situation of interface specification, even if different communication module manufacturers are adopted
Module is designed with identical chip solution, module encapsulation or interface may also be different, therefore, are being based on NB-IoT or LoRa
In the Physical Network end product manufacturing process of technology, especially in same end product using different encapsulation NB-IoT or
When LoRa module, the individually designed mainboard of encapsulation according to NB-IoT or LoRa module, higher cost are needed.
Utility model content
The purpose of this utility model is to solve the mainboard repetition of the existing end product based on NB-IoT or LoRa technology
The problem of design leads to higher cost, propose a kind of communication device based on NB-IoT or LoRa.
The utility model solves technical solution used by above-mentioned technical problem: the communication dress based on NB-IoT or LoRa
It sets, including NB-IoT or LoRa module, NB-IoT the or LoRa module includes the first power input interface, the first communication serial port
With the first SIM card interface, the communication device further includes that second source input interface, the second communication serial port and the second SIM card connect
Mouthful, the second source input interface, the second communication serial port and the second SIM card interface are the interface with unified standard, institute
Second source input interface to be stated to connect with the first power input interface, second communication serial port is connect with the first communication serial port,
The second SIM card interface is connect with the first SIM card interface.
It further, is high and low frequency noise on filtering power supply, the communication device based on NB-IoT or LoRa is also
Including electric source filter circuit, the second source input interface passes through the electric source filter circuit and NB-IoT or LoRa module
The connection of first power input interface.
It further, is the radio-frequency performance for improving NB-IoT or LoRa, the communication device based on NB-IoT or LoRa
It further include antenna-matching circuit, the antenna-matching circuit is connect with NB-IoT or LoRa module.
It further, is the radio-frequency performance for effectively improving NB-IoT or LoRa, the antenna-matching circuit is π type matching electricity
Road.
Further, to carry out switch control to NB-IoT or LoRa module, NB-IoT the or LoRa module further includes
First switch signal input interface, the communication device further include second switch signal input interface, the second switch signal
Input interface is connect with first switch signal input interface, and the second switch signal input interface is connecing with unified standard
Mouthful.
Further, to reset to NB-IoT or LoRa module, NB-IoT the or LoRa module further includes first
Reset signal input interface, the communication device further include the second reset signal input interface, the second reset signal input
Interface is connect with the first reset signal input interface, and the second reset signal input interface is the interface with unified standard.
Further, it is indicated for the communications status to NB-IoT or LoRa module, NB-IoT the or LoRa module
It further include first network status indicator lamp interface, the communication device further includes the second network state indicator light interface, and described
Two network state indicator light interfaces are connect with first network status indicator lamp interface, and the second network state indicator light interface is
Interface with unified standard.
Further, to be powered to external circuit, NB-IoT the or LoRa module further includes first voltage output
Interface, the communication device further include second voltage output interface, and the second voltage output interface connects with first voltage output
Mouth connection, the second voltage output interface are the interface with unified standard.
The beneficial effects of the utility model are: the communication device described in the utility model based on NB-IoT or LoRa, leads to
Cross the first power input with distinct interface specification of the NB-IoT or LoRa module of the different encapsulation to the manufacture of original manufacturer
Interface, the first communication serial port and the first SIM card interface carry out secondary encapsulation, and being formed, there is the second source input of unified standard to connect
Mouth, the second communication serial port and the second SIM card interface, in the end product design based on NB-IoT or LoRa, mainboard need to only be pressed
The interface of unified standard is designed accordingly, i.e., NB-IoT the or LoRa module of compatible different encapsulation is avoided because of NB-
The encapsulation of IoT or LoRa module is different to need to design different mainboards, reduces research and development cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the communication device based on NB-IoT or LoRa described in the utility model embodiment.
Specific embodiment
The embodiments of the present invention is described in detail below in conjunction with attached drawing.
Communication device described in the utility model based on NB-IoT or LoRa, due to original manufacturer manufacture NB-IoT or
The interface disunity of LoRa module, therefore, on the basis of NB-IoT the or LoRa module of original manufacturer manufacture, to NB-IoT or
Each interface of LoRa module carries out secondary encapsulation, mainly include to the first power input interface of NB-IoT or LoRa module,
The secondary encapsulation of first communication serial port and the first SIM card interface is specifically exactly to increase newly corresponding to have on the communication device
Second source input interface, the second communication serial port and the second SIM card interface of unified standard, and be connected respectively, it is being based on
When the end product design of NB-IoT or LoRa, mainboard need to only be designed accordingly by the interface of unified standard, can be not
The compatible NB-IoT or LoRa module with distinct interface specification under the premise of modification motherboard design scheme.
Embodiment
Communication device based on NB-IoT or LoRa described in the utility model embodiment, as shown in Figure 1, including NB-IoT
Or LoRa module, NB-IoT the or LoRa module include that the first power input interface, the first communication serial port and the first SIM card connect
Mouthful, which is characterized in that the communication device further includes second source input interface, the second communication serial port and the second SIM card interface,
The second source input interface, the second communication serial port and the second SIM card interface are the interfaces with unified standard, described the
Two power input interfaces are connect with the first power input interface, and second communication serial port is connect with the first communication serial port, described
Second SIM card interface is connect with the first SIM card interface.
It is understood that NB-IoT or LoRa module described in the present embodiment is the NB- manufactured based on manufacturer
IoT or LoRa module, which has been provided with normal communication function, due to the envelope of NB-IoT or LoRa chip
The different each interface specifications that may cause NB-IoT or LoRa module of dress or cause diversified in specifications, by NB-IoT the or LoRa mould
When block is integrated to the mainboard of end product, motherboard design is needed also to be correspondingly arranged different interface specifications, therefore, by NB-IoT
Or LoRa module is integrated to before the mainboard of end product, carries out secondary encapsulation to each interface of NB-IoT or LoRa module.
It, can be by when the communication device based on NB-IoT or LoRa described in the present embodiment is integrated to end product
Two power input interfaces, the second communication serial port and the second SIM card interface are respectively welded to the LLC standard packaging weldering reserved on mainboard
On disk, for NB-IoT the or LoRa module with distinct interface specification, described in the present embodiment based on NB-IoT or LoRa
Communication device on replace, without being modified to motherboard design scheme.
Optionally, as shown in Figure 1, the communication device based on NB-IoT or LoRa described in the present embodiment further includes power supply filter
Wave circuit, the second source input interface are defeated by the electric source filter circuit and the first power supply of NB-IoT or LoRa module
Incoming interface connection.
Electric source filter circuit can be capacitor filter, inductor filter circuit or compound filter circuit, pass through filtering
Circuit is filtered the electromagnetic interference on circuit, including the filtering to high and low frequency noise on power supply, to improve communication
The radio-frequency performance of module.
Optionally, as shown in Figure 1, the communication device based on NB-IoT or LoRa described in the present embodiment further includes antenna
With circuit, the antenna-matching circuit is connect with NB-IoT or LoRa module.
Antenna-matching circuit can be the π type match circuit being made of inductance and capacitor, be made by antenna-matching circuit
Transmitting antenna is equal with the linear impedance of feeder line, to obtain best signal gain, ensures the radio frequency of NB-IoT or LoRa module
Performance.
Optionally, described as shown in Figure 1, NB-IoT the or LoRa module further includes first switch signal input interface
Communication device further includes second switch signal input interface, and the second switch signal input interface and first switch signal input
Interface connection, the second switch signal input interface are the interface with unified standard.
It is different since NB-IoT the or LoRa module of existing manufacturer manufacture may also have first switch signal input interface
The interface specification of the first switch signal input interface of the NB-IoT or LoRa module of encapsulation is also possible to inconsistent, therefore, is
It realizes and effective switch control is carried out to NB-IoT or LoRa module, also set up the tool connecting with first switch signal input interface
There is a second switch signal input interface of unified standard, the switch on the mainboard of second switch signal input interface and end product
Signaling interface matches.
Optionally, described as shown in Figure 1, NB-IoT the or LoRa module further includes the first reset signal input interface
Communication device further includes the second reset signal input interface, and the second reset signal input interface and the first reset signal input
Interface connection, the second reset signal input interface are the interface with unified standard.
It is different since NB-IoT the or LoRa module of existing manufacturer manufacture may also have the first reset signal input interface
The interface specification of first reset signal input interface of the NB-IoT or LoRa module of encapsulation is also possible to inconsistent, therefore, is
Realize to the active homing of NB-IoT or LoRa module, also set up connect with the first reset signal input interface there is unified mark
Reset signal interface on the mainboard of the second quasi- reset signal input interface, the second reset signal input interface and end product
Match.
Optionally, as shown in Figure 1, NB-IoT the or LoRa module further includes first network status indicator lamp interface, institute
Stating communication device further includes the second network state indicator light interface, the second network state indicator light interface and first network shape
The connection of state indicator light interface, the second network state indicator light interface are the interface with unified standard.
Since NB-IoT the or LoRa module of existing manufacturer manufacture may also have first network status lamp interface, difference envelope
The interface specification of the NB-IoT or LoRa module first network status indicator lamp interface of dress is also possible to inconsistent, is real therefore
Now to the effective monitoring of NB-IoT or LoRa module communications status, the tool connecting with first network status indicator lamp interface is also set up
There is the second network state indicator light interface of unified standard, on the mainboard of the second network state indicator light interface and end product
Network state indicator light interface matches.
Optionally, as shown in Figure 1, NB-IoT the or LoRa module further includes first voltage output interface, the communication
Device further includes second voltage output interface, and the second voltage output interface is connect with first voltage output interface, and described
Two voltage output interfaces are the interface with unified standard.
Since NB-IoT the or LoRa module of existing manufacturer manufacture may also have first voltage output interface, difference encapsulation
NB-IoT or LoRa module first voltage output interface interface specification be also possible to it is inconsistent, it is therefore, external to realize
Effective power supply of portion's circuit also sets up the second voltage output with unified standard connecting with first voltage output interface and connects
Mouthful, the voltage output interface on the mainboard of second voltage output interface and end product matches.
Claims (8)
1. based on the communication device of NB-IoT or LoRa, including NB-IoT or LoRa module, NB-IoT the or LoRa module packet
Include the first power input interface, the first communication serial port and the first SIM card interface, which is characterized in that the communication device further includes
Second source input interface, the second communication serial port and the second SIM card interface, the second source input interface, the second communication string
Mouth and the second SIM card interface are the interfaces with unified standard, and the second source input interface connects with the first power input
Mouth connection, second communication serial port are connect with the first communication serial port, and the second SIM card interface and the first SIM card interface connect
It connects.
2. the communication device as described in claim 1 based on NB-IoT or LoRa, which is characterized in that further include power filter electricity
Road, the second source input interface are connect by the electric source filter circuit and the first power input of NB-IoT or LoRa module
Mouth connection.
3. the communication device as described in claim 1 based on NB-IoT or LoRa, which is characterized in that further include antenna match electricity
Road, the antenna-matching circuit are connect with NB-IoT or LoRa module.
4. the communication device as claimed in claim 3 based on NB-IoT or LoRa, which is characterized in that the antenna-matching circuit
For π type match circuit.
5. the communication device as described in claim 1 based on NB-IoT or LoRa, which is characterized in that the NB-IoT or LoRa
Module further includes first switch signal input interface, and the communication device further includes second switch signal input interface, and described
Two switching signal input interfaces are connect with first switch signal input interface, and the second switch signal input interface is with system
The interface of one standard.
6. the communication device as described in claim 1 based on NB-IoT or LoRa, which is characterized in that the NB-IoT or LoRa
Module further includes the first reset signal input interface, and the communication device further includes the second reset signal input interface, and described
Two reset signal input interfaces are connect with the first reset signal input interface, and the second reset signal input interface is with system
The interface of one standard.
7. the communication device as described in claim 1 based on NB-IoT or LoRa, which is characterized in that the NB-IoT or LoRa
Module further includes first network status indicator lamp interface, and the communication device further includes the second network state indicator light interface, institute
It states the second network state indicator light interface to connect with first network status indicator lamp interface, the second network state indicator light connects
Mouth is the interface with unified standard.
8. the communication device as described in claim 1 based on NB-IoT or LoRa, which is characterized in that the NB-IoT or LoRa
Module further includes first voltage output interface, and the communication device further includes second voltage output interface, and the second voltage is defeated
Outgoing interface is connect with first voltage output interface, and the second voltage output interface is the interface with unified standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822039693.1U CN208922246U (en) | 2018-12-05 | 2018-12-05 | Communication device based on NB-IoT or LoRa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822039693.1U CN208922246U (en) | 2018-12-05 | 2018-12-05 | Communication device based on NB-IoT or LoRa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208922246U true CN208922246U (en) | 2019-05-31 |
Family
ID=66712575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822039693.1U Active CN208922246U (en) | 2018-12-05 | 2018-12-05 | Communication device based on NB-IoT or LoRa |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208922246U (en) |
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2018
- 2018-12-05 CN CN201822039693.1U patent/CN208922246U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Sichuan Changhong Xinwang Technology Co.,Ltd. Assignor: SICHUAN CHANGHONG ELECTRIC Co.,Ltd. Contract record no.: X2023980043949 Denomination of utility model: Communication devices based on NB IoT or LoRa Granted publication date: 20190531 License type: Common License Record date: 20231030 |
|
| EE01 | Entry into force of recordation of patent licensing contract |