CN105406883A - Wireless communication device - Google Patents
Wireless communication device Download PDFInfo
- Publication number
- CN105406883A CN105406883A CN201510870816.4A CN201510870816A CN105406883A CN 105406883 A CN105406883 A CN 105406883A CN 201510870816 A CN201510870816 A CN 201510870816A CN 105406883 A CN105406883 A CN 105406883A
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- Prior art keywords
- control unit
- communication device
- signal transmitting
- receiving unit
- radio communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transceivers (AREA)
Abstract
The invention discloses a wireless communication device, and relates to the field of wireless communications. The wireless communication device comprises a signal receiving-transmitting unit, an antenna unit and a control unit, wherein the signal receiving-transmitting unit is used for receiving and transmitting a wireless signal; the antenna unit is connected with the signal receiving-transmitting unit through a radio frequency connector, and used for providing a receiving-transmitting channel through which the signal receiving-transmitting unit receives and transmits the wireless signal; the control unit is connected with the signal receiving-transmitting unit through a serial external interface, and used for processing the wireless signal to be transmitted by the signal receiving-transmitting unit or processing the wireless signal received by the signal receiving-transmitting unit; the control unit accesses to a connector; and the connector is used for providing at least one connection way for connecting the control unit with the external channel. The technical scheme has the beneficial effects that the reliability can meet the requirement of a power supply system; module sizes are reduced by means of a module layout; and the problem of relatively large sizes of modules, and the problems of enormous cost and the like due to large sizes of the modules in the prior art are solved.
Description
Technical field
The present invention relates to wireless communication field, particularly relate to a kind of radio communication device.
Background technology
The communication of existing power network monitoring adopts 3G/GPRS public network, Zigbee-technology etc. mostly.But, the type service that 3G/GPRS public network provides and data rate limited, the power network monitoring operating cost that communication cost causes is high.Because above-mentioned technology such as zigbee etc. is only suitable for short range wireless transmission, but electrical network overlay area is wide, thus cause monitoring equipment data significantly to increase, and then the disposal ability of whole network system is reduced greatly, the reliability of the monitoring system based on Zigbee-technology is difficult to the requirement meeting electric power system.
Meanwhile, existing communication, the design of wireless communication module is bigger than normal, outward appearance therefore can be caused heavy, carry inconvenience, the problems such as cost is huge.
Summary of the invention
For the problems referred to above that the communication of existing power network monitoring exists, now provide a kind of technical scheme of radio communication device, specific as follows:
A kind of radio communication device, is applicable to LoRa communication system, wherein, comprises:
Signal transmitting and receiving unit, for receiving and sending wireless signal;
Antenna element, connects described signal transmitting and receiving unit by radio frequency connector, receives and send the transceiver channel of described wireless signal for providing described signal transmitting and receiving unit;
Control unit, connects described signal transmitting and receiving unit by Serial Peripheral Interface (SPI), for the treatment of the described wireless signal that described signal transmitting and receiving unit is to be sent, or processes the described wireless signal that described signal transmitting and receiving unit receives;
Described control unit accesses a connector, and described connector is supplied at least one connected mode of described control unit and external channel.
Preferably, described at least one connected mode comprises:
By the described connected mode that Serial Peripheral Interface (SPI) connects;
By the described connected mode that asynchronous receiving-transmitting transmitter connects;
By the described connected mode that the continuous bus of two-way two line connects;
The described connected mode that the interface defined by joint test working group is connected.
Preferably, described signal transmitting and receiving unit comprises a switch module;
The default operating state of described signal transmitting and receiving unit is accepting state, and switches to transmission state in described control unit to the operating state of described signal transmitting and receiving unit.
Preferably, described signal transmitting and receiving unit is Transmit Receive Unit;
The working frequency range of described signal transmitting and receiving unit is 135MHz-525MHz.
Preferably, described control unit comprises:
Pretreatment module, for the connection of executive system interface and the preliminary treatment of system event;
Communication module, for by described Serial Peripheral Interface (SPI) and described signal transmitting and receiving unit communication, to provide the function of carrying out described transmission of wireless signals between described control unit and described signal transmitting and receiving unit;
Debugging module, provides a debugging interface, carries out burning program for user.
Preferably, described pretreatment module comprises:
Arrangement components, for realizing the configuration to described control unit;
Upper electric control unit, for realizing the upper electric control to described radio communication device;
Sequencing control parts, for realizing the sequencing control to described radio communication device.
Preferably, what described arrangement components realized comprises the configuration of described control unit:
The clock multiplier coefficient of described control unit is set;
The process Clock Multiplier Factor of described control unit is set.
Preferably, what described upper electric control unit realized comprises the upper electric control of described control unit:
Control the power on operation of each circuit in described radio communication device;
Control the reset operation of each circuit in described radio communication device.
The beneficial effect of technique scheme: a kind of radio communication device is provided, its reliability can meet the requirement of electric power system, and module placement can be utilized to reduce module volume, the problem such as solve the problem bigger than normal of module in prior art and the cost that causes because module is bigger than normal is huge.
Accompanying drawing explanation
Fig. 1 is in preferred embodiment of the present invention, the structural representation of radio communication device;
Fig. 2 is in preferred embodiment of the present invention, signal transmitting and receiving cellular construction schematic diagram;
Fig. 3 is in preferred embodiment of the present invention, control unit structural representation.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
As shown in Figure 1, a kind of radio communication device 1, is applicable to LoRa communication system, wherein, comprising:
Signal transmitting and receiving unit 11, for receiving and sending wireless signal;
Antenna element 13, by radio frequency connector connection signal Transmit-Receive Unit 11, for the transceiver channel providing signal transmitting and receiving unit 11 to receive and send wireless signal;
Control unit 12, by Serial Peripheral Interface (SPI) connection signal Transmit-Receive Unit 11, for the treatment of the wireless signal that signal transmitting and receiving unit 11 is to be sent, or the wireless signal that processing signals Transmit-Receive Unit 11 receives;
Control unit 12 accesses a connector 14, and connector 14 is supplied at least one connected mode of control unit 12 and external channel 15.
In technique scheme, in antenna element 13, radio frequency connector can be the radio frequency (RF) coaxial connector of U.FL-R-SMT-1 (10) model, and the volume of whole antenna element 13 is reduced in the external extraction of convenient antenna simultaneously; Signal transmitting and receiving unit 11 can be the SX1278 model of Semtech company, and it is LoRa spread spectrum Serial Peripheral Interface (SPI) standard interface module.
The connector 14 that control unit 12 accesses can be 22PIN connector, adopts row's pin at 2.54mm interval, comprises 3 asynchronous receiving-transmitting transmitter interfaces, as port, as LPT, reserves for subsequent use for one for 1 for 1.
On technique scheme basis, further, at least one connected mode comprises:
By the connected mode that Serial Peripheral Interface (SPI) (SerialPeripheralInterface, SPI) connects;
By the connected mode that asynchronous receiving-transmitting transmitter (UniversalAsynchronousReceiver/Transmitter, UART) connects;
By the connected mode that the continuous bus (Inter-IntegratedCircuit, I2C) of two-way two line connects;
The connected mode that the interface (JointTestActionGroup, JTAG) defined by joint test working group is connected.
In a preferred embodiment, as shown in Figure 2, signal transmitting and receiving unit 11 comprises a switch module 111;
The default operating state of signal transmitting and receiving unit 11 is accepting state, and switches to transmission state in control unit 12 to the operating state of signal transmitting and receiving unit 11.
In technique scheme, switch module 111 uses an electronic switch chip to be switched on or switched off signal, can be the electronic switch chip of PE42421 model.
On technique scheme basis, further, signal transmitting and receiving unit 11 is Transmit Receive Unit;
The working frequency range of signal transmitting and receiving unit 11 is 135MHz-525MHz.
In a preferred embodiment, as shown in Figure 3, control unit 12 comprises:
Pretreatment module 121, for the connection of executive system interface and the preliminary treatment of system event;
Communication module 122, for being communicated with signal transmitting and receiving unit 11 by Serial Peripheral Interface (SPI), to provide the function of carrying out transmission of wireless signals between control unit 12 and signal transmitting and receiving unit 11;
Debugging module 123, provides a debugging interface, carries out burning program for user.
On technique scheme basis, further, pretreatment module 121 comprises:
Arrangement components 1211, for realizing the configuration to control unit 12;
Upper electric control unit 1212, for realizing the upper electric control to radio communication device 1;
Sequencing control parts 1213, for realizing the sequencing control to radio communication device 1.
On technique scheme basis, further, what arrangement components 1211 realized comprises the configuration of control unit 12:
The clock multiplier coefficient of control unit 12 is set;
The process Clock Multiplier Factor of control unit 12 is set.
What upper electric control unit 1212 realized comprises the upper electric control of control unit 12:
Control the power on operation of each circuit in radio communication device 1;
Control the reset operation of each circuit in radio communication device 1.
In technique scheme, the process chip used in control unit 12 can be the MCU single-chip microcomputer of STM8L052R8T6 model.
In a kind of specific embodiment of the present invention, the operation principle of above-mentioned radio communication device 1 is:
1) control unit 12 connects above-mentioned signal transmitting and receiving unit 11 by SPI interface, and obtains outside data by above described wherein a kind of connected mode (UART interface).The data of acquisition are sent to signal transmitting and receiving unit 11 by SPI interface by control unit 12 subsequently, and these data are launched by antenna element 13 by signal transmitting and receiving unit 11.
2) control unit 12 is after the power-up in 10s, and user can by wherein a kind of connected mode (such as passing through UART interface) to control unit 12 input command " AT+CMD ", to enter AT instruction mode.User inputs corresponding configuration-direct subsequently, to complete the configuration to radio communication device 1.After configuration completes, user exits AT instruction mode by input " AT+CMD " instruction again, and whole radio communication device 1 is restarted, and carries out normal mode of operation after 10s.
3) in the process of the normal work of radio communication device 1, the data of needs transmission are input in control unit 12 by wherein a kind of connected mode (such as by UART2 interface) by user.After control unit 12 receives data, by the data frame format that data transaction becomes to preset, and be sent in signal transmitting and receiving unit 11 by SPI interface.When the data to be sent converting data frame format to are sent to signal transmitting and receiving unit 11, signal transmitting and receiving unit 11 is converted into emission state by the control of switch module 111, and data is launched, and switches back the accepting state of acquiescence subsequently again.
4) operating state of the acquiescence of above-mentioned signal transmitting and receiving unit 11 is accepting state, and just can be switched to transmission state after the data receiving control unit 12 transmission.Therefore, in a preferred embodiment of the present invention, above-mentioned two kinds of operating states can take different frequency ranges.Such as, transmission state (uplink data sending) is set as taking a frequency range, and accepting state (downlink reception data) is set as taking another frequency range, then when radio communication device 1 is as data sending terminal, only have the webmaster receiving data just can receive data, now other radio communication devices 1 as data receiver are all in another frequency range receiving data, therefore can not receive the data that this data sending terminal sends.And when the gateway sending data sends data, because all radio communication devices 1 as data receiver all work in same frequency range, the data be sent out therefore can be received.Above-mentioned mode of operation effectively can reduce channel occupancy, avoids mutually disturbing during transfer of data.
The foregoing is only preferred embodiment of the present invention; not thereby embodiments of the present invention and protection range is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilizations specification of the present invention and diagramatic content and apparent change obtain in protection scope of the present invention.
Claims (8)
1. a radio communication device, is applicable to LoRa communication system, it is characterized in that, comprising:
Signal transmitting and receiving unit, for receiving and sending wireless signal;
Antenna element, connects described signal transmitting and receiving unit by radio frequency connector, receives and send the transceiver channel of described wireless signal for providing described signal transmitting and receiving unit;
Control unit, connects described signal transmitting and receiving unit by Serial Peripheral Interface (SPI), for the treatment of the described wireless signal that described signal transmitting and receiving unit is to be sent, or processes the described wireless signal that described signal transmitting and receiving unit receives;
Described control unit accesses a connector, and described connector is supplied at least one connected mode of described control unit and external channel.
2. radio communication device according to claim 1, is characterized in that, described at least one connected mode comprises:
By the described connected mode that Serial Peripheral Interface (SPI) connects;
By the described connected mode that asynchronous receiving-transmitting transmitter connects;
By the described connected mode that the continuous bus of two-way two line connects;
The described connected mode that the interface defined by joint test working group is connected.
3. radio communication device according to claim 1, is characterized in that, described signal transmitting and receiving unit comprises a switch module;
The default operating state of described signal transmitting and receiving unit is accepting state, and switches to transmission state in described control unit to the operating state of described signal transmitting and receiving unit.
4. radio communication device according to claim 3, is characterized in that, described signal transmitting and receiving unit is Transmit Receive Unit;
The working frequency range of described signal transmitting and receiving unit is 135MHz-525MHz.
5. radio communication device according to claim 1, is characterized in that, described control unit comprises:
Pretreatment module, for the connection of executive system interface and the preliminary treatment of system event;
Communication module, for by described Serial Peripheral Interface (SPI) and described signal transmitting and receiving unit communication, to provide the function of carrying out described transmission of wireless signals between described control unit and described signal transmitting and receiving unit;
Debugging module, provides a debugging interface, carries out burning program for user.
6. radio communication device according to claim 5, is characterized in that, described pretreatment module comprises:
Arrangement components, for realizing the configuration to described control unit;
Upper electric control unit, for realizing the upper electric control to described radio communication device;
Sequencing control parts, for realizing the sequencing control to described radio communication device.
7. radio communication device according to claim 6, is characterized in that, what described arrangement components realized comprises the configuration of described control unit:
The clock multiplier coefficient of described control unit is set;
The process Clock Multiplier Factor of described control unit is set.
8. radio communication device according to claim 6, is characterized in that, what described upper electric control unit realized comprises the upper electric control of described control unit:
Control the power on operation of each circuit in described radio communication device;
Control the reset operation of each circuit in described radio communication device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510870816.4A CN105406883A (en) | 2015-12-01 | 2015-12-01 | Wireless communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510870816.4A CN105406883A (en) | 2015-12-01 | 2015-12-01 | Wireless communication device |
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| CN105406883A true CN105406883A (en) | 2016-03-16 |
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| CN201510870816.4A Pending CN105406883A (en) | 2015-12-01 | 2015-12-01 | Wireless communication device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357296A (en) * | 2016-10-18 | 2017-01-25 | 杭州隽德科技有限公司 | UART interface internet-of-things wireless transceiver based on lora modulation mode |
| CN106685855A (en) * | 2017-01-17 | 2017-05-17 | 新智数字科技有限公司 | Data transmission method and data transmission device |
| WO2018094685A1 (en) * | 2016-11-25 | 2018-05-31 | 瑞斯康微电子（深圳）有限公司 | Data transmission method based on lora wireless communication, and relay |
| CN108494816A (en) * | 2018-02-06 | 2018-09-04 | 伦图科技（广州）有限公司 | Data transmission method, system, equipment based on LPWAN and readable storage medium storing program for executing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1497862A (en) * | 2002-10-04 | 2004-05-19 | ���µ�����ҵ��ʽ���� | Low cost high-frequency device, high-frequency amplifying method, radio communication device and mobile phone |
| CN1677882A (en) * | 2004-04-02 | 2005-10-05 | 大唐移动通信设备有限公司 | Message machine of receiving-transmitting time-division duplex wireless communication system |
| CN102457297A (en) * | 2010-10-19 | 2012-05-16 | 中国科学院微电子研究所 | Radio transceiver |
| CN202353556U (en) * | 2011-11-10 | 2012-07-25 | 常州工学院 | Remote wireless communication device |
| WO2015015011A1 (en) * | 2013-08-02 | 2015-02-05 | Astrolabe Consulting | Automatic remote payment device for consumption referenced in time and in space |
| CN204559902U (en) * | 2015-03-27 | 2015-08-12 | 武汉慧联无限科技有限公司 | A kind of radio network gateway that LoRa signal and internet communication signal can be carried out data transaction |
| CN204652379U (en) * | 2015-03-27 | 2015-09-16 | 武汉慧联无限科技有限公司 | A kind of wireless communication module based on the Lora communication technology |
-
2015
- 2015-12-01 CN CN201510870816.4A patent/CN105406883A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1497862A (en) * | 2002-10-04 | 2004-05-19 | ���µ�����ҵ��ʽ���� | Low cost high-frequency device, high-frequency amplifying method, radio communication device and mobile phone |
| CN1677882A (en) * | 2004-04-02 | 2005-10-05 | 大唐移动通信设备有限公司 | Message machine of receiving-transmitting time-division duplex wireless communication system |
| CN102457297A (en) * | 2010-10-19 | 2012-05-16 | 中国科学院微电子研究所 | Radio transceiver |
| CN202353556U (en) * | 2011-11-10 | 2012-07-25 | 常州工学院 | Remote wireless communication device |
| WO2015015011A1 (en) * | 2013-08-02 | 2015-02-05 | Astrolabe Consulting | Automatic remote payment device for consumption referenced in time and in space |
| CN204559902U (en) * | 2015-03-27 | 2015-08-12 | 武汉慧联无限科技有限公司 | A kind of radio network gateway that LoRa signal and internet communication signal can be carried out data transaction |
| CN204652379U (en) * | 2015-03-27 | 2015-09-16 | 武汉慧联无限科技有限公司 | A kind of wireless communication module based on the Lora communication technology |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357296A (en) * | 2016-10-18 | 2017-01-25 | 杭州隽德科技有限公司 | UART interface internet-of-things wireless transceiver based on lora modulation mode |
| WO2018094685A1 (en) * | 2016-11-25 | 2018-05-31 | 瑞斯康微电子（深圳）有限公司 | Data transmission method based on lora wireless communication, and relay |
| CN106685855A (en) * | 2017-01-17 | 2017-05-17 | 新智数字科技有限公司 | Data transmission method and data transmission device |
| CN108494816A (en) * | 2018-02-06 | 2018-09-04 | 伦图科技（广州）有限公司 | Data transmission method, system, equipment based on LPWAN and readable storage medium storing program for executing |
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Address after: 201110 Room 101 and 11, building 1158, 401 Central Road, Songjiang District, Shanghai, Jiuting Applicant after: SHANGHAI HOLYSTAR INFORMATION TECHNOLOGY CO., LTD. Address before: 201110 Room 101 and 11, building 1158, 401 Central Road, Songjiang District, Shanghai, Jiuting Applicant before: SHANGHAI HOLYSTAR INFORMATION TECHNOLOGY CO., LTD. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160316 |
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