CN104393910B - Radio frequency module for remote measuring, remote control and data transmission system for unmanned aerial vehicle - Google Patents
Radio frequency module for remote measuring, remote control and data transmission system for unmanned aerial vehicle Download PDFInfo
- Publication number
- CN104393910B CN104393910B CN201410689256.8A CN201410689256A CN104393910B CN 104393910 B CN104393910 B CN 104393910B CN 201410689256 A CN201410689256 A CN 201410689256A CN 104393910 B CN104393910 B CN 104393910B
- Authority
- CN
- China
- Prior art keywords
- module
- output
- frequency
- signal
- amplification
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 9
- 238000012545 processing Methods 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 14
- 230000003321 amplification Effects 0.000 claims description 38
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 38
- 238000001914 filtration Methods 0.000 claims description 19
- 238000005259 measurement Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18576—Satellite systems for providing narrowband data service to fixed or mobile stations, e.g. using a minisatellite, a microsatellite
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18578—Satellite systems for providing broadband data service to individual earth stations
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a radio frequency module for a remote measuring, remote control and data transmission system for an unmanned aerial vehicle. The radio frequency module for the remote measuring, remote control and data transmission system for the unmanned aerial vehicle comprises a duplexer, a sending end processing module, a receiving end processing module and a drive module, the duplexer is used for receiving and sending data, the output of the sending end processing module is connected with the duplexer, the input of the receiving end processing module is connected with the duplexer, and the output of the drive module is connected with each of the sending end processing module and the receiving end processing module. The radio frequency module for the remote measuring, remote control and data transmission system for the unmanned aerial vehicle is simultaneously suitable for airborne radio frequency modules of the air end and vehicle-mounted radio frequency modules and hand-held terminals of the ground end, it means that the radio frequency module can be simultaneously suitable for ground-air broadband communication systems (down remote measuring/image signals) and ground-air narrow-band communication systems (up remote control signals), and the radio frequency module is convenient to produce; (2) by means of the receiving and sending isolation of the duplexer, for simultaneously receiving and sending data, the radio frequency module has advantage of good data processing effect.
Description
Technical field
The present invention relates to a kind of radio-frequency module for unmanned plane remote measurement, remote control and Data transfer system.
Background technology
Unmanned plane has the advantages that low cost effectiveness, zero injures and deaths and deployment are flexible, can help even be that instead of the mankind very
Play a role in many scenes, the personnel such as after calamity search and rescue, infrastructure supervision.No matter in civilian or military domain, nobody
Machine has wide application and development prospect.
Can the system of unmanned plane that passes of remote measurement, remote control, number include Air-Ground two-way communication and ground-ground two-way communication two parts,
Divided according to wire data type, wideband signal communication and narrow band signal communication two types, its middle width strip letter can be divided into
Number for unmanned plane reconnaissance image data transmission service and unmanned plane telemetry service, narrow band signal is distant between handheld terminal and unmanned plane
Control communication service, communication service between handheld terminal and car-mounted terminal.And radio-frequency module is just in as a critically important module
Among wideband signal communication and narrow band signal communication.
The content of the invention
It is an object of the invention to overcome the deficiencies in the prior art, there is provided a kind of while suitable for aerial end and ground surface end
For the radio-frequency module of unmanned plane remote measurement, remote control and Data transfer system.
The purpose of the present invention is achieved through the following technical solutions：One kind is passed for unmanned plane remote measurement, remote control sum
The radio-frequency module of system, it includes duplexer, transmitting terminal processing module, receiving terminal processing module and drive module, the duplex
Device for receiving and sending data, the output of described transmitting terminal processing module is connected with duplexer, receiving terminal processing module
Input be connected with duplexer, the output of drive module is connected respectively with transmitting terminal processing module and receiving terminal processing module.
Described drive module includes crystal oscillator, local oscillator, work(sub-module, two drive amplification modules and driver, local oscillator
Two-way input is connected respectively with crystal oscillator and SPI codes, and the output of local oscillator is connected with work(sub-module, the two-way output difference of work(sub-module
It is connected with two drive amplification modules, the output of two drive amplification modules is processed respectively with transmitting terminal processing module and receiving terminal
Module connects, and the output of driver is connected with transmitting terminal processing module.
Described driver exports 5 parallel-by-bit control codes.
Described transmitting terminal processing module includes that frequency mixing module, filtration module, amplification module, numerical control attenuation module, drive are put
Module and power amplifier module, the input all the way of frequency mixing module is intermediate-freuqncy signal, in another road input of frequency mixing module and drive module
The connection of one of drive amplification module, the output of frequency mixing module be connected with filtration module, the output and amplification of filtration module
Module connects, and the output of amplification module and the output of drive module are connected with numerical control attenuation module, numerical control attenuation module it is defeated
Go out and be connected with drive amplification module, the output for driving amplification module is connected with power amplifier module, and the output of power amplifier module is connected with duplexer.
Described receiving terminal processing module includes low noise amplification module, filtration module, amplification module, frequency mixing module, filtering
Module and amplification module, the input of low noise amplification module is connected with duplexer, and output and the filtration module of low noise amplification module connect
Connect, the output of filtration module is connected with amplification module, the output of amplification module and the output of drive module connect with frequency mixing module
Connect, the output of frequency mixing module is connected with filtration module, and filtration module is connected with amplification module, amplification module output signal.
The invention has the beneficial effects as follows：（1）The present invention can simultaneously be applied to the airborne radio-frequency module at aerial end, ground surface end
Vehicle-mounted radio-frequency module and handheld terminal, you can while being used for ground-to-air wideband communication system（Downlink telemetry/picture signal）With it is air-ground
Narrow-band communication system（Up remote signal）In, have the advantages that convenient for production；（2）The present invention by duplexer received and dispatched every
From for while for transceiving data, having the advantages that data process effects are good.
Description of the drawings
Fig. 1 is the airborne radio-frequency module block diagram at aerial end；
Fig. 2 is the vehicle-mounted radio-frequency module and handheld terminal radio-frequency module block diagram of ground surface end.
Specific embodiment
Technical scheme is described in further detail below in conjunction with the accompanying drawings：
Embodiment 1：For air-ground broadband communicating module, that is, need to complete the transmission of downlink telemetry/picture signal and receive.
As shown in figure 1, transmitting terminal is the airborne radio-frequency module at aerial end.160MHz intermediate-freuqncy signals are entered after this module, Jing
1520 ± 40MHz is faded to the mixing of frequency conversion local oscillator, amplified to carry out numerical control attenuation, attenuation range is 30dB, has signal
30dB dynamic ranges.Then may amplify the signal to 1W to export as downstream signal.Wherein numerical-control attenuator needs 5 parallel-by-bit code controls
System, local oscillator needs SPI codes to control.
As shown in Fig. 2 vehicle-mounted radio-frequency module of the receiving terminal for ground surface end.1520 ± 40MHz signals are filtered Jing after low noise amplification
Ripple amplifies again, is mixed to 160 ± 4MHz intermediate frequencies.Export after intermediate frequency is amplified, output is -5dBm～0dBm.
Embodiment 2：For air-ground narrow band communication module, that is, need to complete the transmission of up remote signal and receive.
As shown in Fig. 2 vehicle-mounted radio-frequency module of the transmitting terminal for ground surface end.70 MHz intermediate-freuqncy signals are entered after this module, Jing
Fade in 1430 ± 40MHz with the mixing of frequency conversion local oscillator, amplified to carry out numerical control attenuation, attenuation range is 30dB, has signal
There are 30dB dynamic ranges.Then may amplify the signal to 1W to export as downstream signal.Wherein numerical-control attenuator needs 5 parallel-by-bit code controls
System, local oscillator needs SPI codes to control.
As shown in figure 1, receiving terminal is the airborne radio-frequency module at aerial end.1430 ± 40MHz signals are filtered Jing after low noise amplification
Ripple amplifies again, is mixed to 70 ± 2MHz intermediate frequencies.Export after intermediate frequency is amplified, output is -5dBm～0dBm.
The main performance of the present invention：
1）Emitting performance：
A) intermediate frequency incoming frequency： 160±4MHz（Airborne Terminal, downlink telemetry/picture signal）/70±2MHz（Vehicle-mounted,
Handheld terminal, up remote signal）；
B) intermediate frequency input range：0dBm；
C) radio frequency output signal frequency：1520/1430±40MHz；
D) radio frequency output amplitude peak：30dBm（1W）；
E) radio frequency output signal attenuation range：30dB；
F) radio frequency output signal decay stepping：2dB；
G) clutter recognition：40dB；
H) harmonics restraint：15dB；
2）Receptivity：
A) noise coefficient：4dB；
B) radio frequency incoming frequency： 1430/1520±40MHz；
C) radio frequency input range：- 80dBm～-30dBm；
D) IF output signal frequency： 70±2MHz（Airborne Terminal, up remote signal） /160±4MHz（Vehicle-mounted,
Handheld terminal, downlink telemetry/picture signal）；
E) intermediate frequency output amplitude scope：- 5dBm～0dBm；
F) clutter recognition：40dB；
G) harmonics restraint：15dB.
Claims (1)
1. a kind of radio-frequency module for unmanned plane remote measurement, remote control and Data transfer system, it is characterised in that：It includes duplexer, sends out
Sending end processing module, receiving terminal processing module and drive module, the duplexer for receiving and sending data, described sends out
The output of sending end processing module is connected with duplexer, and the input of receiving terminal processing module is connected with duplexer, drive module it is defeated
Go out and be connected with transmitting terminal processing module and receiving terminal processing module respectively；Described drive module includes crystal oscillator, local oscillator, work(point mould
Block, two drive amplification modules and driver, local oscillator two-way input be connected with crystal oscillator and SPI codes respectively, the output of local oscillator and
Work(sub-module connects, and the output of the two-way of work(sub-module is connected respectively with two drive amplification modules, two drive amplification modules
Output is connected respectively with transmitting terminal processing module and receiving terminal processing module, and output and the transmitting terminal processing module of driver connect
Connect；Described driver exports 5 parallel-by-bit control codes；Described transmitting terminal processing module includes frequency mixing module, filtration module, puts
Big module, numerical control attenuation module, amplification module and power amplifier module are driven, the input all the way of frequency mixing module is intermediate-freuqncy signal, frequency mixing module
The input of another road be connected with the one of drive amplification module in drive module, the output of frequency mixing module and filtration module company
Connect, the output of filtration module is connected with amplification module, the output of amplification module and the output of drive module with numerical control attenuation mould
Block connects, and the output of numerical control attenuation module is connected with amplification module is driven, and the output for driving amplification module is connected with power amplifier module, power amplifier module
Output be connected with duplexer；
Described receiving terminal processing module includes low noise amplification module, filtration module, amplification module, frequency mixing module, filtration module
And amplification module, the input of low noise amplification module is connected with duplexer, and the output of low noise amplification module is connected with filtration module, filter
The output of ripple module is connected with amplification module, and the output of amplification module and the output of drive module are connected with frequency mixing module, mixes
The output of frequency module is connected with filtration module, and filtration module is connected with amplification module, amplification module output signal；
For air-ground broadband communicating module, need to complete the transmission of downlink telemetry/picture signal and receive：
Transmitting terminal is the airborne radio-frequency module at aerial end；160MHz intermediate-freuqncy signals are entered after this module, and Jing is mixed with frequency conversion local oscillator
1520 ± 40MHz is faded to, amplified to carry out numerical control attenuation, attenuation range is 30dB, makes signal have 30dB dynamic ranges；So
After may amplify the signal to 1W as downstream signal export；Wherein numerical-control attenuator needs the control of 5 parallel-by-bit codes, local oscillator to need SPI code controls
System；
Receiving terminal is the vehicle-mounted radio-frequency module of ground surface end；1520 ± 40MHz signal Jing low noises are amplified post filtering and are amplified again, are mixed to
160 ± 4MHz intermediate frequencies；Export after intermediate frequency is amplified, output is -5dBm～0dBm；
For air-ground narrow band communication module, need to complete the transmission of up remote signal and receive：
Transmitting terminal is the vehicle-mounted radio-frequency module of ground surface end；70 MHz intermediate-freuqncy signals are entered after this module, and Jing is mixed with frequency conversion local oscillator
Fade in 1430 ± 40MHz, amplified to carry out numerical control attenuation, attenuation range is 30dB, makes signal have 30dB dynamic ranges；
Then may amplify the signal to 1W to export as downstream signal；Wherein numerical-control attenuator needs the control of 5 parallel-by-bit codes, local oscillator to need SPI codes
Control；
Receiving terminal is the airborne radio-frequency module at aerial end；1430 ± 40MHz signal Jing low noises are amplified post filtering and are amplified again, are mixed to
70 ± 2MHz intermediate frequencies；Export after intermediate frequency is amplified, output is -5dBm～0dBm；
Emitting performance：
A) intermediate frequency incoming frequency： 160±4MHz/70±2MHz；
B) intermediate frequency input range：0dBm；
C) radio frequency output signal frequency：1520/1430±40MHz；
D) radio frequency output amplitude peak：30dBm；
E) radio frequency output signal attenuation range：30dB；
F) radio frequency output signal decay stepping：2dB；
G) clutter recognition：40dB；
H) harmonics restraint：15dB；
Receptivity：
A) noise coefficient：4dB；
B) radio frequency incoming frequency： 1430/1520±40MHz；
C) radio frequency input range：- 80dBm～-30dBm；
D) IF output signal frequency：70±2MHz/160±4MHz；
E) intermediate frequency output amplitude scope：- 5dBm～0dBm；
F) clutter recognition：40dB；
G) harmonics restraint：15dB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410689256.8A CN104393910B (en) | 2014-11-26 | 2014-11-26 | Radio frequency module for remote measuring, remote control and data transmission system for unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410689256.8A CN104393910B (en) | 2014-11-26 | 2014-11-26 | Radio frequency module for remote measuring, remote control and data transmission system for unmanned aerial vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104393910A CN104393910A (en) | 2015-03-04 |
| CN104393910B true CN104393910B (en) | 2017-04-26 |
Family
ID=52611752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410689256.8A Active CN104393910B (en) | 2014-11-26 | 2014-11-26 | Radio frequency module for remote measuring, remote control and data transmission system for unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104393910B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104485974B (en) * | 2014-11-26 | 2017-12-08 | 温州洪启信息科技有限公司 | A kind of application method of radio-frequency module for unmanned plane remote measurement, remote control and Data transfer system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2865142Y (en) * | 2006-02-28 | 2007-01-31 | 芯通科技（成都）有限公司 | Integrated TD-SCDMA base station RF transceiver |
| CN101534133A (en) * | 2008-03-10 | 2009-09-16 | 中国移动通信集团公司 | Wireless transceiver |
| CN101944924A (en) * | 2010-09-30 | 2011-01-12 | 东南大学 | Broadband MIMO radio frequency transceiving system for next-generation wireless communication network |
| CN102185662A (en) * | 2011-01-05 | 2011-09-14 | 东南大学 | High-frequency-band broadband multi-channel upward and downward frequency conversion module |
| CN202679378U (en) * | 2012-05-14 | 2013-01-16 | 中国人民解放军海军航空工程学院青岛分院 | Aircraft avigation search guide system detector |
| CN102970053A (en) * | 2012-12-17 | 2013-03-13 | 中国科学院半导体研究所 | Wireless sensor network application-oriented low-power consumption radio frequency receiving and sending device |
| CN203658825U (en) * | 2014-01-16 | 2014-06-18 | 西安博宇信息科技有限公司 | Remote controlling and measuring system used for unmanned planes |
| CN204180077U (en) * | 2014-11-26 | 2015-02-25 | 成都中远信电子科技有限公司 | A kind of radio-frequency module for unmanned plane remote measurement, remote control and Data transfer system |
| CN104485974A (en) * | 2014-11-26 | 2015-04-01 | 成都中远信电子科技有限公司 | Radio frequency module for remote metering, remote control and data transmission system of unmanned aerial vehicle and using method of radio frequency module |
-
2014
- 2014-11-26 CN CN201410689256.8A patent/CN104393910B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2865142Y (en) * | 2006-02-28 | 2007-01-31 | 芯通科技（成都）有限公司 | Integrated TD-SCDMA base station RF transceiver |
| CN101534133A (en) * | 2008-03-10 | 2009-09-16 | 中国移动通信集团公司 | Wireless transceiver |
| CN101944924A (en) * | 2010-09-30 | 2011-01-12 | 东南大学 | Broadband MIMO radio frequency transceiving system for next-generation wireless communication network |
| CN102185662A (en) * | 2011-01-05 | 2011-09-14 | 东南大学 | High-frequency-band broadband multi-channel upward and downward frequency conversion module |
| CN202679378U (en) * | 2012-05-14 | 2013-01-16 | 中国人民解放军海军航空工程学院青岛分院 | Aircraft avigation search guide system detector |
| CN102970053A (en) * | 2012-12-17 | 2013-03-13 | 中国科学院半导体研究所 | Wireless sensor network application-oriented low-power consumption radio frequency receiving and sending device |
| CN203658825U (en) * | 2014-01-16 | 2014-06-18 | 西安博宇信息科技有限公司 | Remote controlling and measuring system used for unmanned planes |
| CN204180077U (en) * | 2014-11-26 | 2015-02-25 | 成都中远信电子科技有限公司 | A kind of radio-frequency module for unmanned plane remote measurement, remote control and Data transfer system |
| CN104485974A (en) * | 2014-11-26 | 2015-04-01 | 成都中远信电子科技有限公司 | Radio frequency module for remote metering, remote control and data transmission system of unmanned aerial vehicle and using method of radio frequency module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104393910A (en) | 2015-03-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104485974B (en) | A kind of application method of radio-frequency module for unmanned plane remote measurement, remote control and Data transfer system | |
| AU2008201459B2 (en) | Integrated distance measuring equipment and transponder system and method | |
| CN205826868U (en) | A kind of Big Dipper transceiver module | |
| CN114421991B (en) | A V2X active antenna circuit and control method thereof | |
| CN107565989B (en) | Unmanned aerial vehicle broadband antenna multiplexing method and device | |
| CN103684571A (en) | Ultralow-delay digital high-definition image relay module of unmanned aerial vehicle | |
| CN104393910B (en) | Radio frequency module for remote measuring, remote control and data transmission system for unmanned aerial vehicle | |
| CN104393909B (en) | Use method for radio frequency module for remote measuring, remote control and data transmission system for unmanned aerial vehicle | |
| CN204180077U (en) | A kind of radio-frequency module for unmanned plane remote measurement, remote control and Data transfer system | |
| CN204316494U (en) | A kind of two-way 1090ES Data-Link S mode answering machine | |
| CN204103901U (en) | Multiband millimetre-wave attenuator transmitter | |
| CN110398739A (en) | A millimeter wave cloud radar system | |
| CN214480596U (en) | Radio frequency assembly | |
| CN105978579A (en) | Mobile terminal with multichannel transceiver and system | |
| CN206181009U (en) | Synthesize crashproof multichannel receiver | |
| CN105514542B (en) | The two-way duplex polarization tracking device of two-way duplexer and application the two-way duplexer | |
| CN207853893U (en) | The integrated multiple functions transceiver module of unmanned plane | |
| CN218276699U (en) | Multi-frequency switching circuit for receiving and transmitting radio frequency signals | |
| CN103427867B (en) | Shortwave based on industry ethernet transmitting-receiving integrated radio modules | |
| CN105656493B (en) | Signal receiving and transmitting system and communication equipment | |
| CN102546029B (en) | Optical fiber repeater station of mobile multimedia broadcast and signal transmission system thereof | |
| CN209486296U (en) | A kind of millimeter wave cloud detection radar system | |
| CN207283539U (en) | A kind of Ka wave bands transmitting-receiving subassembly | |
| CN217034238U (en) | Double-channel large dynamic SSR and ADS-B response receiver | |
| CN206096436U (en) | Civilian unmanned aerial vehicle capture system based on ISM frequency channel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Tao Wei Inventor after: Zhang Yunxiang Inventor after: Wang Yadong Inventor after: Li Feiran Inventor before: Li Yabin Inventor before: Zhang Lan |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170613 Address after: 075001, No. 24-9, Shengli Road, Qiaodong District, Hebei, Zhangjiakou Patentee after: Hangxun Information Technology Co., Ltd. Address before: High tech Zone Tianchen road Chengdu City, Sichuan province 610041 No. 88 Patentee before: Chengdu Zhongyuanxin Electronic Technology Co., Ltd. |
|
| TR01 | Transfer of patent right |