CN111510168A - Terminal communication method based on 315/433/868/900/915MHZ frequency band - Google Patents
Terminal communication method based on 315/433/868/900/915MHZ frequency band Download PDFInfo
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- CN111510168A CN111510168A CN202010310105.2A CN202010310105A CN111510168A CN 111510168 A CN111510168 A CN 111510168A CN 202010310105 A CN202010310105 A CN 202010310105A CN 111510168 A CN111510168 A CN 111510168A
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- radio frequency
- communication
- terminal
- glasses
- 915mhz
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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
- H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
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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
- H04B1/3827—Portable transceivers
- H04B1/385—Transceivers carried on the body, e.g. in helmets
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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
- H04B1/40—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
-
- 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
- H04B1/3827—Portable transceivers
- H04B1/385—Transceivers carried on the body, e.g. in helmets
- H04B2001/3866—Transceivers carried on the body, e.g. in helmets carried on the head
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
Abstract
The invention discloses a terminal communication method based on 315/433/868/900/915MHZ frequency band, which comprises the following steps: the application processor is connected with the radio frequency transceiver through the GPIO interface of the application processor, and configures preset addresses for a radio frequency transmitting circuit and a radio frequency receiving circuit in the radio frequency transceiver through the GPIO interface; the application processor realizes bidirectional communication with other glasses terminals or a central station through the input/output pins of the GPIO interface; and respectively replacing the radio frequency transmitting circuit and the radio frequency receiving circuit with 315MHZ, 433MHZ, 868MHZ, 900MHZ and 915MHZ radio frequency circuits so as to realize the communication process based on the frequency band glasses terminal. The invention has the advantages that the frequency band communication is license-free, the FSK modulation function is adopted, the sensitivity is high, and the transmission distance of the outdoor single-node communication is not less than 50 meters.
Description
Technical Field
The invention relates to the technical field of glasses communication, in particular to a terminal communication method based on an 315/433/868/900/915MHZ frequency band.
Background
At present, in the technical field of glasses communication, a 2.4G frequency band or a higher 5G frequency band is generally adopted for communication, such as bluetooth or WIFI communication, and the glasses communication system has the advantages of high data frequency, high communication rate and large communication bandwidth; the disadvantage is that the communication is easily interrupted by obstacles when the communication is carried out, and the transmission distance is greatly reduced.
Because long-distance communication is often needed in outdoor scenes, when the communication data volume is small, the anti-interference capability required on outdoor obstacles is strong, and at the moment, low-frequency communication is more suitable.
Disclosure of Invention
In order to solve the above problems, the invention aims to disclose a terminal communication method based on 315/433/868/900/915MHZ frequency band, that is, a 315/433/868/900/915MHZ frequency band is adopted in the application product in the field of glasses to carry out mutual multi-node communication of data in the outdoor environment, the frequency band communication has license-free performance, FSK modulation function is adopted, high sensitivity (higher than-100 dBm) is achieved, the transmission distance of the outdoor single-node communication is not lower than 50 meters, and the air speed is not lower than 500 bps.
The invention is realized by the following technical scheme: in one aspect, a terminal communication method based on 315/433/868/900/915MHZ frequency band is provided, the terminal is a glasses terminal integrated with an application processor and a radio frequency transceiver, the communication method includes the following steps:
s1, the application processor is connected with the radio frequency transceiver through the GPIO interface and configures the preset address for the radio frequency sending circuit and the radio frequency receiving circuit in the radio frequency transceiver through the GPIO interface;
s2, the application processor realizes bidirectional communication with other glasses terminals or a central station through the input/output pins of the GPIO interface;
specifically, when data is sent, the application processor transmits the sent data to the radio frequency sending circuit through the output pin of the GPIO interface, and the radio frequency sending circuit transmits the sent data to other terminals or a central station; when receiving data, other glasses terminals or the central station transmit the data to the radio frequency receiving circuit, and the radio frequency receiving circuit transmits the data to the application processor through the input pin of the GPIO interface for processing so as to realize bidirectional communication;
s3, replacing the radio frequency transmitting circuit and the radio frequency receiving circuit in the S1 and the S2 with 315MHZ, 433MHZ, 868MHZ, 900MHZ and 915MHZ radio frequency circuits respectively, so as to realize the communication process of the glasses terminal based on the 315/433/868/900/915MHZ frequency band.
Furthermore, the application layer of the glasses terminal is loaded with communication software based on the glasses body, so as to realize external transceiving communication of control commands, short messages and voice messages.
Furthermore, the communication software inputs control commands, text short messages and voice information through an external Bluetooth keyboard, or inputs the control commands, the text short messages and the voice information through keys fixed on the glasses body.
On the other hand, the glasses terminal applying the terminal communication method based on the 315/433/868/900/915MHZ frequency band comprises a glasses body, and a control circuit module and a communication module which are embedded in the glasses body and connected through a line.
Furthermore, a communication antenna is led out of the communication module.
Compared with the prior art, the invention has the following different advantages:
1. an application product in the field of glasses adopts an 315/433/868/900/915MHZ frequency band to carry out mutual multi-node communication of data in an outdoor environment, the frequency band communication has license-free performance, adopts an FSK modulation function, has high sensitivity (higher than-100 dBm), has an outdoor single-node communication transmission distance of not less than 50 meters and has an air speed of not less than 500 bps;
2. the method is applied to the field of glasses, innovatively integrates a plurality of low-speed frequency bands, greatly enhances the field intercommunication capacity of the glasses, enables the glasses to have the characteristics of strong anti-jamming capacity, high communication flexibility and high reliability, and establishes a bottom layer data communication link guarantee for cooperative communication among a plurality of glasses and interactive communication with a central station.
Drawings
FIG. 1 is a flow chart of the present invention;
fig. 2 is a schematic diagram of the conversion circuit of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
A terminal communication method based on 315/433/868/900/915MHZ frequency band, as shown in fig. 1, the terminal is a glasses terminal integrated with an application processor and a radio frequency transceiver, and the specific communication method includes the following steps:
step S1, the application processor is connected with the radio frequency transceiver through the GPIO interface and configures the preset address for the radio frequency sending circuit and the radio frequency receiving circuit in the radio frequency transceiver through the GPIO interface;
step S2, the application processor realizes bidirectional communication with other glasses terminals or central stations through the input/output pins of the GPIO interface;
and step S3, replacing the radio frequency transmitting circuit and the radio frequency receiving circuit in the steps S1 and S2 with 315MHZ, 433MHZ, 868MHZ, 900MHZ and 915MHZ radio frequency circuits respectively, so as to realize the glasses terminal communication process based on the 315/433/868/900/915MHZ frequency band.
On the basis of the scheme, in the application field of the glasses, the bottom layer data interface is used for carrying out data communication with the 315/433/868/900/915MHZ sending and receiving circuit through the glasses end application processor, and bottom layer data receiving and sending communication control among the glasses is achieved.
Based on the above solution, the implementation procedure of step S2 is as shown in fig. 2, in communication, configuring preset addresses for the sending and receiving addresses of data communication during transceiving to the sending and receiving circuits through the GPIO interface of the application processor respectively; when data is sent, the application processor transmits the sent data to the radio frequency sending circuit through the output pin of the GPIO interface, and the radio frequency sending circuit transmits the sent data to other terminals or a central station; when receiving data, other glasses terminals or the central station transmit the data to the radio frequency receiving circuit, and the radio frequency receiving circuit sends the data to the application processor through the input pin of the GPIO interface for processing so as to realize bidirectional communication.
On the basis of the scheme, according to the intercommunication requirements in the application scene, all the glasses which are required to be intercommunicated need to be carried out according to the same frequency, the radio frequency transmitting circuit and the radio frequency receiving circuit can be respectively replaced by radio frequency circuit modules of 315MHZ, 433MHZ, 868MHZ, 900MHZ and 915MHZ, and under the condition that the glasses installation space allows, a plurality of frequency modules can be simultaneously used for being installed on the same glasses.
Based on the above scheme, the glasses terminal may communicate with each glasses terminal, or communicate with the central station first, and forward data to other glasses terminals and other remote central stations through the central station (see fig. 2 in particular).
On the basis of the scheme, the application layer of the glasses terminal is loaded with communication software based on the glasses body so as to realize external transceiving communication of control commands, short messages and voice information; and the communication software inputs control commands, text short messages and voice information through an external Bluetooth keyboard or inputs the control commands, the text short messages and the voice information through keys fixed on the glasses body.
A glasses terminal applying the terminal communication method based on the 315/433/868/900/915MHZ frequency band comprises a glasses body, a control circuit module and a communication module, wherein the control circuit module and the communication module are embedded in the glasses body and are connected through a line; wherein the glasses body includes that the front end is protruding to have the mirror holder of picture frame, joint in the display lens of picture frame, install in the mirror leg at mirror holder both ends and install in battery compartment and the control cabin of mirror holder both sides relatively, and wherein communication module installs in the battery compartment, and control circuit module installs in the control cabin, installs the circuit of connecting communication module and control circuit module in the mirror holder.
On the basis of the scheme, a communication antenna is led out of the communication module.
The above-described embodiments are merely illustrative of one or more embodiments of the present invention, which are described in more detail and detail, but are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (5)
1. A terminal communication method based on 315/433/868/900/915MHZ frequency band is characterized in that the terminal is a glasses terminal integrated with an application processor and a radio frequency transceiver, and the communication method comprises the following steps:
s1, the application processor is connected with the radio frequency transceiver through the GPIO interface and configures the preset address for the radio frequency sending circuit and the radio frequency receiving circuit in the radio frequency transceiver through the GPIO interface;
s2, the application processor realizes bidirectional communication with other glasses terminals or a central station through the input/output pins of the GPIO interface;
when data is sent, the application processor transmits the sent data to the radio frequency sending circuit through the output pin of the GPIO interface, and the radio frequency sending circuit transmits the sent data to other terminals or a central station; when receiving data, other glasses terminals or the central station transmit the data to the radio frequency receiving circuit, and the radio frequency receiving circuit transmits the data to the application processor through the input pin of the GPIO interface for processing so as to realize bidirectional communication;
s3, replacing the radio frequency transmitting circuit and the radio frequency receiving circuit in the S1 and the S2 with 315MHZ, 433MHZ, 868MHZ, 900MHZ and 915MHZ radio frequency circuits respectively, so as to realize the communication process of the glasses terminal based on the 315/433/868/900/915MHZ frequency band.
2. The 315/433/868/900/915MHZ frequency band-based terminal communication method of claim 1, wherein an application layer of the glasses terminal is loaded with communication software based on a glasses body to realize external transceiving communication of control commands, text messages and voice messages.
3. The 315/433/868/900/915MHZ frequency band-based terminal communication method of claim 2, wherein the communication software inputs the control command, the text message and the voice message through an external Bluetooth keyboard, or inputs the control command, the text message and the voice message through keys fixed on the glasses body.
4. An eyeglass terminal applying the terminal communication method based on the 315/433/868/900/915MHZ frequency band according to claim 1, wherein the eyeglass terminal comprises an eyeglass body, and a control circuit module and a communication module which are embedded in the eyeglass body and connected through a line.
5. The eyeglass terminal of the terminal communication method based on the 315/433/868/900/915MHZ frequency band according to claim 4, wherein a communication antenna is introduced outside the communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310105.2A CN111510168A (en) | 2020-04-17 | 2020-04-17 | Terminal communication method based on 315/433/868/900/915MHZ frequency band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310105.2A CN111510168A (en) | 2020-04-17 | 2020-04-17 | Terminal communication method based on 315/433/868/900/915MHZ frequency band |
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| Publication Number | Publication Date |
|---|---|
| CN111510168A true CN111510168A (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010310105.2A Pending CN111510168A (en) | 2020-04-17 | 2020-04-17 | Terminal communication method based on 315/433/868/900/915MHZ frequency band |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102487517A (en) * | 2010-12-06 | 2012-06-06 | 国民技术股份有限公司 | Wireless networking method and system based on 2.4G RFID (radio frequency identification) wireless communication device |
| CN103796338A (en) * | 2014-01-16 | 2014-05-14 | 北方信息控制集团有限公司 | Wireless sensor component and TDMA self-organized network implementation method |
| US8754751B1 (en) * | 2012-06-18 | 2014-06-17 | GTBM, Inc. | RFID based system and method for vehicle and driver verification |
| CN208849762U (en) * | 2018-10-01 | 2019-05-10 | 北方联创通信有限公司 | A kind of wireless simultaneous data and speech transmission terminal based on ISM band |
| CN110223523A (en) * | 2018-03-02 | 2019-09-10 | 深圳市智行能源技术有限公司 | The detector of magnetic vehicle with low power and its dormancy awakening method based on lora technology |
| CN209659330U (en) * | 2019-03-11 | 2019-11-19 | 深圳市鑫金浪电子有限公司 | Based on POWERLINK industry real-time ethernet multiplex roles router |
-
2020
- 2020-04-17 CN CN202010310105.2A patent/CN111510168A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102487517A (en) * | 2010-12-06 | 2012-06-06 | 国民技术股份有限公司 | Wireless networking method and system based on 2.4G RFID (radio frequency identification) wireless communication device |
| US8754751B1 (en) * | 2012-06-18 | 2014-06-17 | GTBM, Inc. | RFID based system and method for vehicle and driver verification |
| CN103796338A (en) * | 2014-01-16 | 2014-05-14 | 北方信息控制集团有限公司 | Wireless sensor component and TDMA self-organized network implementation method |
| CN110223523A (en) * | 2018-03-02 | 2019-09-10 | 深圳市智行能源技术有限公司 | The detector of magnetic vehicle with low power and its dormancy awakening method based on lora technology |
| CN208849762U (en) * | 2018-10-01 | 2019-05-10 | 北方联创通信有限公司 | A kind of wireless simultaneous data and speech transmission terminal based on ISM band |
| CN209659330U (en) * | 2019-03-11 | 2019-11-19 | 深圳市鑫金浪电子有限公司 | Based on POWERLINK industry real-time ethernet multiplex roles router |
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Application publication date: 20200807 |