CN108847855A - Miniature spectral sensor - Google Patents
Miniature spectral sensor Download PDFInfo
- Publication number
- CN108847855A CN108847855A CN201810668404.6A CN201810668404A CN108847855A CN 108847855 A CN108847855 A CN 108847855A CN 201810668404 A CN201810668404 A CN 201810668404A CN 108847855 A CN108847855 A CN 108847855A
- Authority
- CN
- China
- Prior art keywords
- time service
- locating module
- processor
- spectral sensor
- miniature spectral
- 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.)
- Withdrawn
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Classifications
-
- 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
- H04B1/06—Receivers
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/025—Services making use of location information using location based information parameters
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention discloses a kind of miniature spectral sensors, including time service locating module, UHF directional aerial, single channel receiver, radio frequency agile transceiver, processor, audio coder & decoder (codec), speech player, the UHF directional aerial, single channel receiver and radio frequency agile transceiver are sequentially connected respectively, the radio frequency agile transceiver is connect by SPI control line with processor, the processor is separately connected time service locating module, audio coder & decoder (codec) and speech player, and the processor also passes through Ethernet and connect with PC machine.The frequency spectrum data of miniature spectral sensor proposed by the present invention carries time service location information, is able to achieve the quick positioning to signal, and be able to achieve the real-time report to illegal wireless electric signal.In addition, the present invention can be applicable to certain frequency monitoring places, it is able to achieve wireless directional monitoring, lookup and interception transmitter site, and there is high concealment.
Description
Technical field
The invention belongs to Spectral Receiver field more particularly to miniature spectral sensors.
Background technique
Existing Spectral Receiver haves the shortcomings that frequency bandwidth loads relatively narrow, sensitive difference or dynamic range is relatively narrow,
Widely used 2 ~ 6 ghz band of the current people cannot be covered, can not achieve the gridding monitoring and emphasis covering of frequency spectrum
The full-time domain of radio-frequency spectrum, round-the-clock monitoring in region.Current Spectral Receiver volume is big, is not easy to install, concealment
Difference, there is also the real-time Transmissions and storage to illegal frequency spectrum data.
Summary of the invention
It is an object of the present invention to provide a kind of small in size, high sensitivities, wide dynamic range, and frequency spectrum data carries time service positioning
Information, convenient for the miniature spectral sensor hidden and installed.
The present invention proposes a kind of miniature spectral sensor, specifically, including time service locating module, UHF directional aerial, Dan Xin
Road receiver, radio frequency agile transceiver, processor, audio coder & decoder (codec), speech player, the UHF directional aerial, single channel
Receiver and radio frequency agile transceiver are sequentially connected respectively, and the radio frequency agile transceiver is connected by SPI control line and processor
Connect, the processor is separately connected time service locating module, audio coder & decoder (codec) and speech player, the processor also by with
Too net is connect with PC machine.
The time service locating module for realizing miniature spectral sensor geographical location information quick positioning, and realize
The clock information of multiple miniature spectral sensors is synchronous.The UHF directional aerial using single channel water it is gloomy-watt direction-finder set skill
Orthogonal direction-finder antenna signal is passed through two low frequency signals respectively and is modulated by art, then passes through single channel receiver frequency conversion
And amplification, directional information signal is demodulated, arc-tangent value is then solved, provides arrival bearing, and multiple miniature frequency spectrums is combined to pass
Sensor is concerned with direction finding technology, realizes to radio-signal direction finding and quickly positioning.
Further, the time service locating module is bimodulus time service locating module, and the bimodulus time service locating module includes
GPS positioning unit and Beidou positioning unit.
Further, the bimodulus time service locating module is T302-3 type high-precision time service locating module.
Further, the miniature spectral sensor further includes USB storage, FLASH memory and SDRAM memory,
The USB storage, FLASH memory and SDRAM memory are connect with processor respectively, the USB storage for realizing
Storage to monitoring frequency spectrum data, the FLASH memory are used for the load of program.
Further, the processor includes XC7Z020-2CLG484I chip.
Further, the radio frequency agile transceiver includes AD9364 chip.
Further, the audio player includes WM8731 chip.
The beneficial effects of the present invention are：
1）GPS time service locating module of the invention is able to achieve the quick positioning of device geographical location information, and realizes multiple micro-
The clock information of type sensor is synchronous, and combines UHF directional aerial, is able to achieve the quick positioning to signal；
2）The present invention is able to achieve the local USB storage of data, and processor is electric to illegal wireless using database technique
The real-time report of signal；
3）The present invention can be applicable to certain frequency monitoring places, realize wireless directional monitoring, lookup and interception transmitter site, and
With high concealment.
Detailed description of the invention
Fig. 1 is the functional block diagram of miniature spectral sensor.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, this hair of Detailed description of the invention is now compareed
Bright specific embodiment.
The present invention proposes miniature spectral sensor, as shown in Figure 1, including time service locating module, UHF directional aerial, Dan Xin
Road receiver, radio frequency agile transceiver, processor, audio coder & decoder (codec), speech player, the UHF directional aerial, single channel
Receiver and radio frequency agile transceiver are sequentially connected respectively, and the radio frequency agile transceiver is connected by SPI control line and processor
Connect, the processor is separately connected time service locating module, audio coder & decoder (codec) and speech player, the processor also by with
Too net is connect with PC machine.The time service locating module for realizing miniature spectral sensor geographical location information quick positioning,
And realize that the clock information of multiple miniature spectral sensors is synchronous.The UHF directional aerial using single channel water it is gloomy-watt
Orthogonal direction-finder antenna signal is passed through two low frequency signals respectively and is modulated, then connect by single channel by direction-finder set technology
The frequency conversion of receipts machine and amplification demodulate directional information signal, then solve arc-tangent value, provide arrival bearing, and combine multiple micro-
Type spectral sensor is concerned with direction finding technology, realizes to radio-signal direction finding and quickly positioning.
In an embodiment of the present invention, the time service locating module is bimodulus time service locating module, and the bimodulus time service is fixed
Position module includes GPS positioning unit and Beidou positioning unit, and the bimodulus time service locating module is the high-precision time service of T302-3 type
Locating module.The miniature spectral sensor further includes USB storage, FLASH memory and SDRAM memory, and the USB is deposited
Reservoir, FLASH memory and SDRAM memory are connect with processor respectively, and the USB storage is for realizing to monitoring frequency spectrum
The storage of data, the FLASH memory are used for the load of program.The processor includes XC7Z020-2CLG484I core
Piece, the radio frequency agile transceiver include AD9364 chip, and the audio player includes WM8731 chip.Specifically, this hair
Bright embodiment can reach：Direction finding precision≤2 °, GPS location precision≤3M, time service precision≤15ns, measuring accuracy≤
0.1m/s。
In the present invention, the processor realizes the FFT transform to radio signal I/Q data based on FPGA+DSP, and real
The local USB storage of I/Q data when real.Database purchase algorithm comparison is also used, frequency spectrum data will be preset and carry out redundancy
Compare, realizes the real-time report to illegal wireless electric signal.In addition, the processor is based on forming filter by believing base band
It number is filtered, becomes that time domain is unlimited and the limited signal of frequency, eliminate since signal band limit bring signal loses
Very, and effectively inhibit noise.Effective filter of the matched filter realization to noise is designed using the method for digital filter simultaneously
It removes, letter phase noise is allowed to reach≤- 110dBc/10Hz.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected.
The above disclosure is only the preferred embodiments of the present invention, cannot limit right model of the invention certainly with this
It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.
Claims (7)
1. miniature spectral sensor, which is characterized in that including time service locating module, UHF directional aerial, single channel receiver, penetrate
Frequency agile transceiver, processor, audio coder & decoder (codec), speech player, the UHF directional aerial, single channel receiver and are penetrated
Frequency agile transceiver is sequentially connected respectively, and the radio frequency agile transceiver is connect by SPI control line with processor, the processing
Device is separately connected time service locating module, audio coder & decoder (codec) and speech player, and the processor also passes through Ethernet and PC machine
Connection；
The time service locating module for realizing miniature spectral sensor geographical location information quick positioning, and realize it is multiple
The clock information of miniature spectral sensor is synchronous；
The UHF directional aerial using single channel water it is gloomy-watt direction-finder set technology, orthogonal direction-finder antenna signal is passed through respectively
It crosses two low frequency signals to be modulated, then by single channel receiver frequency conversion and amplification, demodulates directional information signal, then
Arc-tangent value is solved, arrival bearing is provided, and combines the relevant direction finding technology of multiple miniature spectral sensors, is realized to aerogram
Number direction finding and quickly positioning.
2. miniature spectral sensor according to claim 1, which is characterized in that the time service locating module is bimodulus time service
Locating module, the bimodulus time service locating module includes GPS positioning unit and Beidou positioning unit.
3. miniature spectral sensor according to claim 2, which is characterized in that the bimodulus time service locating module is
T302-3 type high-precision time service locating module.
4. miniature spectral sensor according to claim 1, which is characterized in that the miniature spectral sensor further includes
USB storage, FLASH memory and SDRAM memory, the USB storage, FLASH memory and SDRAM memory difference
It is connect with processor, the USB storage is used for journey for realizing the storage to monitoring frequency spectrum data, the FLASH memory
The load of sequence.
5. miniature spectral sensor according to claim 1, which is characterized in that the processor includes XC7Z020-
2CLG484I chip.
6. miniature spectral sensor according to claim 1, which is characterized in that the radio frequency agile transceiver includes
AD9364 chip.
7. miniature spectral sensor according to claim 1, which is characterized in that institute's speech codec includes WM8731
Chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810668404.6A CN108847855A (en) | 2018-06-26 | 2018-06-26 | Miniature spectral sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810668404.6A CN108847855A (en) | 2018-06-26 | 2018-06-26 | Miniature spectral sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108847855A true CN108847855A (en) | 2018-11-20 |
Family
ID=64203688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810668404.6A Withdrawn CN108847855A (en) | 2018-06-26 | 2018-06-26 | Miniature spectral sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108847855A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751617A (en) * | 2020-05-27 | 2020-10-09 | 成都九洲迪飞科技有限责任公司 | Miniature frequency spectrum sensor |
| CN115792376A (en) * | 2023-02-09 | 2023-03-14 | 成都九洲迪飞科技有限责任公司 | Broadband spectrum monitoring system and method |
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| CN101034944A (en) * | 2007-04-03 | 2007-09-12 | 深圳市嵘兴实业发展有限公司 | Multi-task and multi-user radio monitoring receiver and monitoring system |
| CN200962590Y (en) * | 2006-07-10 | 2007-10-17 | 俞文蕴 | Monitoring and direction measurement device of ultra-broad frequency band radio communication and radar signal |
| CN105954708A (en) * | 2016-06-23 | 2016-09-21 | 成都点阵科技有限公司 | Single-antenna optimization amplitude-comparison fluorescence frequency spectrum radio direction finding system and method |
| CN106330233A (en) * | 2016-08-16 | 2017-01-11 | 北京天狼讯业信息技术有限公司 | Intelligent wireless communication terminal |
| CN107634781A (en) * | 2017-10-15 | 2018-01-26 | 天津飞眼无人机科技有限公司 | Unmanned plane countercharge system |
| CN207283531U (en) * | 2017-10-12 | 2018-04-27 | 成都九洲迪飞科技有限责任公司 | A kind of ultra-broadband digital receiver |
-
2018
- 2018-06-26 CN CN201810668404.6A patent/CN108847855A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200962590Y (en) * | 2006-07-10 | 2007-10-17 | 俞文蕴 | Monitoring and direction measurement device of ultra-broad frequency band radio communication and radar signal |
| CN101034944A (en) * | 2007-04-03 | 2007-09-12 | 深圳市嵘兴实业发展有限公司 | Multi-task and multi-user radio monitoring receiver and monitoring system |
| CN105954708A (en) * | 2016-06-23 | 2016-09-21 | 成都点阵科技有限公司 | Single-antenna optimization amplitude-comparison fluorescence frequency spectrum radio direction finding system and method |
| CN106330233A (en) * | 2016-08-16 | 2017-01-11 | 北京天狼讯业信息技术有限公司 | Intelligent wireless communication terminal |
| CN207283531U (en) * | 2017-10-12 | 2018-04-27 | 成都九洲迪飞科技有限责任公司 | A kind of ultra-broadband digital receiver |
| CN107634781A (en) * | 2017-10-15 | 2018-01-26 | 天津飞眼无人机科技有限公司 | Unmanned plane countercharge system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751617A (en) * | 2020-05-27 | 2020-10-09 | 成都九洲迪飞科技有限责任公司 | Miniature frequency spectrum sensor |
| CN115792376A (en) * | 2023-02-09 | 2023-03-14 | 成都九洲迪飞科技有限责任公司 | Broadband spectrum monitoring system and method |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20181120 |