CN103647571A - Long-distance radio-frequency transceiver based on DSSS technology - Google Patents
Long-distance radio-frequency transceiver based on DSSS technology Download PDFInfo
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- CN103647571A CN103647571A CN201310641004.3A CN201310641004A CN103647571A CN 103647571 A CN103647571 A CN 103647571A CN 201310641004 A CN201310641004 A CN 201310641004A CN 103647571 A CN103647571 A CN 103647571A
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Abstract
The invention provides a long-distance radio-frequency transceiver based on DSSS technology and belongs to the technical field of electronic information. The long-distance radio-frequency transceiver based on the DSSS technology comprises a DSSS radio-frequency transceiver, a power amplifier module and a connector, wherein the power amplifier module and the connector are connected with the DSSS radio-frequency transceiver. The long-distance radio-frequency transceiver based on the DSSS technology is developed based on the DSSS technology; with the high-performance power amplifier module being adopted and the small-signal high-frequency treatment technology being utilized, the long-distance radio-frequency transceiver has the advantages of long sending and receiving distance, strong anti-interference capability and low bit error rate, and being capable of improving communication distance of a wireless signal to a large extent.
Description
Technical field
The present invention relates to a kind of long-range radio-frequency transceiver based on DSSS technology, belong to electronic information technical field.
Background technology
Long-range radio-frequency transceiver based on DSSS technology is mainly used in the transmission of wireless data, solves the cable data transmission that maybe cannot implement because of wired construction inconvenience in engineering, can realize the mutual of data by this device.Long-range radio-frequency transceiver based on DSSS technology is integrated application microelectric technique, radio frequency processing technology, and the sci-tech product of ICT (information and communication technology), is the device of realizing data wireless transmission, can be used for Internet of Things industry, carries out Wireless Data Transmission.And other similar devices are mainly that efficiency conversion is low, be easily disturbed, the error rate is high, uses easily and loses efficacy out of doors.
Summary of the invention
Problem for existing, the invention provides a kind of long-range radio-frequency transceiver based on DSSS technology, can realize efficient, stable, remote Wireless Data Transmission.
The technical solution used in the present invention is:
A long-range radio-frequency transceiver based on DSSS technology, its structural feature is:
Comprise DSSS radio-frequency (RF) transceiver, and the power amplifier module, the connector that are connected with DSSS radio-frequency (RF) transceiver respectively;
Power amplifier module is used for power amplification, the signal impurity elimination of radiofrequency signal and is sent to DSSS radio-frequency (RF) transceiver; DSSS radio-frequency (RF) transceiver becomes radiofrequency signal and is sent to power amplifier module for receiving digital signal that data connector sends, and receives radiofrequency signal that power amplifier module sends and convert digital signal to and be sent to data connector; Data connector is connected and data interaction for this device and other device, is connected with DSSS radio-frequency (RF) transceiver.
Preferably, described power amplifier module comprises: electronic switch, power amplifier, LNA circuit, filter, transient suppressor and antenna connector;
Electronic switch (1,2) is connected with LNA circuit with power amplifier, and for the switching between two circuit; Electronic switch 2, filter, transient suppressor and antenna connector are connected successively.
Preferably, described DSSS radio-frequency (RF) transceiver adopts CY6936 chip.
Preferably, described power amplifier adopts MAX2247 chip, and LNA circuit adopts MAX2644 chip.
The beneficial effect of technical solution of the present invention is:
The described long-range radio-frequency transceiver based on DSSS technology is based on DSSS technological development, select high performance power amplifier module, utilize small-signal high frequency treatment technology, there is transmitting, receiving range is far away, the feature that antijamming capability is strong, the error rate is low, can improve the communication distance of wireless signal largely.
Accompanying drawing explanation
Fig. 1 is the structural representation of the long-range radio-frequency transceiver based on DSSS technology of the present invention.
Fig. 2 is the circuit diagram of LNA circuit of the present invention.
Fig. 3 is the circuit diagram of power amplifier of the present invention.
Fig. 4 is the circuit diagram of DSSS radio-frequency (RF) transceiver of the present invention.
Embodiment
According to drawings and embodiments the present invention is described in further detail below.
As Figure 1-4, the described long-range radio-frequency transceiver based on DSSS technology, comprises DSSS radio-frequency (RF) transceiver, and the power amplifier module, the connector that are connected with DSSS radio-frequency (RF) transceiver respectively;
Power amplifier module is used for power amplification, the signal impurity elimination of radiofrequency signal and is sent to DSSS radio-frequency (RF) transceiver; DSSS radio-frequency (RF) transceiver becomes radiofrequency signal and is sent to power amplifier module for receiving digital signal that data connector sends, and receives radiofrequency signal that power amplifier module sends and convert digital signal to and be sent to data connector; Data connector is connected and data interaction for this device and other device, is connected with DSSS radio-frequency (RF) transceiver.
Preferably, described power amplifier module comprises: electronic switch, power amplifier, LNA circuit, filter, transient suppressor and antenna connector;
Electronic switch (1,2) is connected with LNA circuit with power amplifier, and for the switching between two circuit; Electronic switch 2, filter, transient suppressor and antenna connector are connected successively.
Preferably, described DSSS radio-frequency (RF) transceiver adopts CY6936 chip.
Preferably, described power amplifier adopts MAX2247 chip, and LNA circuit adopts MAX2644 chip.
After this device powers on, by data connector, DSSS radio-frequency (RF) transceiver is carried out to relevant parameter configuration, as transmitting power, transmitting channel, receiving channels, mode of operation etc.Device is generally in listen mode, and when the radiofrequency signal through power amplifier module enters after DSSS radio-frequency (RF) transceiver, DSSS radio-frequency (RF) transceiver can be analyzed and resolve radiofrequency signal, coupling can output digit signals to data connector.Order when the data connector coming, requires this device to enter emission mode, and the data group bag that DSSS radio-frequency (RF) transceiver can be carried out data connector changes into radiofrequency signal and sends to power amplifier module, by power amplifier module, launches.
The above-mentioned long-range radio-frequency transceiver based on DSSS technology is based on DSSS technological development, select high performance power amplifier module, utilize small-signal high frequency treatment technology, there is transmitting, receiving range is far away, the feature that antijamming capability is strong, the error rate is low, can improve the communication distance of wireless signal largely.
Claims (4)
1. the long-range radio-frequency transceiver based on DSSS technology, is characterized in that:
Comprise DSSS radio-frequency (RF) transceiver, and the power amplifier module, the connector that are connected with DSSS radio-frequency (RF) transceiver respectively;
Power amplifier module is used for power amplification, the signal impurity elimination of radiofrequency signal and is sent to DSSS radio-frequency (RF) transceiver; DSSS radio-frequency (RF) transceiver becomes radiofrequency signal and is sent to power amplifier module for receiving digital signal that data connector sends, and receives radiofrequency signal that power amplifier module sends and convert digital signal to and be sent to data connector; Data connector is connected and data interaction for this device and other device, is connected with DSSS radio-frequency (RF) transceiver.
2. the long-range radio-frequency transceiver based on DSSS technology according to claim 1, is characterized in that:
Described power amplifier module comprises: electronic switch, power amplifier, LNA circuit, filter, transient suppressor and antenna connector;
Electronic switch (1,2) is connected with LNA circuit with power amplifier, and for the switching between two circuit; Electronic switch 2, filter, transient suppressor and antenna connector are connected successively.
3. the long-range radio-frequency transceiver based on DSSS technology according to claim 1, is characterized in that:
Described DSSS radio-frequency (RF) transceiver adopts CY6936 chip.
4. the long-range radio-frequency transceiver based on DSSS technology according to claim 1, is characterized in that:
Described power amplifier adopts MAX2247 chip, and LNA circuit adopts MAX2644 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310641004.3A CN103647571A (en) | 2013-12-04 | 2013-12-04 | Long-distance radio-frequency transceiver based on DSSS technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310641004.3A CN103647571A (en) | 2013-12-04 | 2013-12-04 | Long-distance radio-frequency transceiver based on DSSS technology |
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| Publication Number | Publication Date |
|---|---|
| CN103647571A true CN103647571A (en) | 2014-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310641004.3A Pending CN103647571A (en) | 2013-12-04 | 2013-12-04 | Long-distance radio-frequency transceiver based on DSSS technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106464289A (en) * | 2015-11-04 | 2017-02-22 | 深圳博芯科技股份有限公司 | A 5.8 G long-distance wireless data transmission system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2456421Y (en) * | 2000-08-15 | 2001-10-24 | 深圳市中兴通讯股份有限公司 | Front terminal receiving/transmitting device |
| CN1415157A (en) * | 1999-12-31 | 2003-04-30 | 汤姆森特许公司 | Carrier tracking loop for direct sequence spread spectrum systems |
| CN203645659U (en) * | 2013-12-04 | 2014-06-11 | 成都理工大学 | Long-range RF transceiving device based on DSSS technology |
-
2013
- 2013-12-04 CN CN201310641004.3A patent/CN103647571A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1415157A (en) * | 1999-12-31 | 2003-04-30 | 汤姆森特许公司 | Carrier tracking loop for direct sequence spread spectrum systems |
| CN2456421Y (en) * | 2000-08-15 | 2001-10-24 | 深圳市中兴通讯股份有限公司 | Front terminal receiving/transmitting device |
| CN203645659U (en) * | 2013-12-04 | 2014-06-11 | 成都理工大学 | Long-range RF transceiving device based on DSSS technology |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106464289A (en) * | 2015-11-04 | 2017-02-22 | 深圳博芯科技股份有限公司 | A 5.8 G long-distance wireless data transmission system |
| CN106464289B (en) * | 2015-11-04 | 2019-07-05 | 深圳博芯科技股份有限公司 | 5.8G remote-wireless data transmission system |
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Application publication date: 20140319 |