CN204405567U - A kind ofly the Big Dipper is utilized to go directly and reflected signal carries out the device of soil moisture retrieval - Google Patents
A kind ofly the Big Dipper is utilized to go directly and reflected signal carries out the device of soil moisture retrieval Download PDFInfo
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- CN204405567U CN204405567U CN201520081541.1U CN201520081541U CN204405567U CN 204405567 U CN204405567 U CN 204405567U CN 201520081541 U CN201520081541 U CN 201520081541U CN 204405567 U CN204405567 U CN 204405567U
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Abstract
The utility model discloses and a kind ofly utilize the Big Dipper to go directly and reflected signal carries out the device of soil moisture retrieval, comprise Big Dipper direct signal and reflection signal receiver antenna, the Big Dipper through and reflected signal acquisition module, remote data wireless transmission DTU module, wireless network, Internet end and subscription client; Two antenna co-altitudes, difference, towards being arranged on smooth open exposed soil on the ground, carry out Soil Moisture with the high elevation angle satellite-signal receiving big-dipper satellite; One arranges vertically upward and is used for receiving big-dipper satellite reflected signal for receiving another the oblique 45 ° of settings down of big-dipper satellite direct signal, signal extracts the elevation angle, position angle, signal-tonoise information through signal acquisition module process, Internet end is uploaded to through wireless network, subscription client obtains these data from network, is used for Soil Moisture after treatment.The utility model volume is little, lightweight, cost is low, power consumption is little, is suitable for long-term soil moisture monitoring during unmanned under field environment.
Description
Technical field
The utility model belongs to soil humidity measuring technical field, relate to and a kind ofly unattendedly utilize the Big Dipper to go directly and reflected signal carries out the device of soil moisture retrieval, be specifically related to the soil moisture retrieval system being equipped with solar panels and accumulator auto charge and discharge module, wireless data transfer module and software receipt module.
Background technology
BDStar navigation system is the active using three-dimensional satellite to navigate system (GNSS) of the covering Asian-Pacific area that China develops voluntarily, is to remove the 3rd ripe satellite navigation system after GPS of America, Russian GLONASS.End in September, 2012, this system has comprised 5 geostationary orbit (GEO) satellites, 5 inclined synchronous orbit (IGSO) satellites and 4 Medium-Earth Orbit (MEO) satellites.Big Dipper satellite signal is in starting and stage of ripeness gradually in the application in microwave remote sensing field, such as, utilize Big Dipper signal to carry out relative positioning and troposphere time delay is estimated, typhoon Wind observation, soil moisture retrieval etc.
Utility model content
The purpose of this utility model is to provide and a kind ofly utilizes the Big Dipper to go directly and reflected signal carries out the device of soil moisture retrieval, this device adopts DTU data remote transmission module, Power convert control module, solar control module, the whole apparatus system of solar panel and accumulator composition, for user provide for a long time, stablize, continuous print data, that carries out for follow-up scientific research provides safeguard.
The upper technical scheme that the utility model adopts is: a kind ofly utilize the Big Dipper to go directly and reflected signal carries out the device of soil moisture retrieval, it is characterized in that: comprise Big Dipper direct signal receiver antenna, Big Dipper reflection signal receiver antenna, Big Dipper direct signal acquisition module, Big Dipper reflected signal acquisition module, remote data wireless transmission DTU module, wireless network, Internet end and subscription client; Described Big Dipper direct signal receiver antenna is connected with Big Dipper direct signal acquisition module, and described Big Dipper reflection signal receiver antenna is connected with described Big Dipper reflected signal acquisition module; Described Big Dipper direct signal acquisition module, Big Dipper reflected signal acquisition module are connected with described remote data wireless transmission DTU module respectively, and by described wireless network and Internet end by the Big Dipper Signal transmissions that collects to described subscription client; Described Big Dipper direct signal receiver antenna, Big Dipper reflection signal receiver antenna co-altitude, difference, towards being arranged on smooth open exposed soil on the ground, carry out Soil Moisture for the high elevation angle satellite-signal receiving big-dipper satellite; Wherein Big Dipper direct signal receiver antenna arranges for receiving big-dipper satellite direct signal vertically upward, Big Dipper reflection signal receiver antenna tiltedly 45 ° of settings is down used for receiving big-dipper satellite reflected signal, signal extracts the information such as the elevation angle, position angle, signal to noise ratio (S/N ratio) through Big Dipper direct signal acquisition module, the process of Big Dipper reflected signal acquisition module, Internet end is uploaded to through wireless network, subscription client obtains these data, after treatment for Soil Moisture from Internet.
As preferably, described device also comprises supply module and voltage transformation module, and described supply module provides electric power with voltage transformation module respectively to described Big Dipper direct signal acquisition module, Big Dipper reflected signal acquisition module, remote data wireless transmission DTU module by described.
As preferably, described supply module comprises solar panel, accumulator and sun-generated electric power control module, and described sun-generated electric power control module controls the discharge and recharge of solar panel and accumulator, and they is connected with described voltage transformation module.
As preferably, described remote data wireless transmission DTU module is configured with SIM card, and by GPRS wireless network, data is sent to Internet end for subscription client process.
Utilize the device described by the utility model, can obtain for a long time and the data file (comprising the data such as the elevation angle of big-dipper satellite, position angle, carrier-to-noise ratio) of continuous print NMEA 0183 standard, and carry out the inverting of Beidou receiver peripheral region soil moisture.The utility model can realize unmanned, solar poweredly to automatically switch with storage battery power supply and data wireless transmits.Utility model realizes long-term, continuous, the stable remote transmission Big Dipper and gps signal, on duty without the need to personnel 24 hours, is applicable to data acquisition and the long range radio transmissions in the areas such as field.
The utility model feature:
(1) long-range reception Big Dipper signal is realized;
(2) manually need not change battery, realize unmanned, be particularly suitable for field data collection;
(3) data wireless transmission is uninterruptedly realized;
(4) economical and practical, system stability is strong, and reliability is high.
Accompanying drawing explanation
Fig. 1: the structural drawing of the utility model embodiment;
Fig. 2: the schematic diagram of the utility model embodiment;
Fig. 3: the hardware configuration schematic diagram of the utility model embodiment.
Embodiment
Understand for the ease of those of ordinary skill in the art and implement the utility model, below in conjunction with drawings and Examples, the utility model is described in further detail, should be appreciated that exemplifying embodiment described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
Ask for an interview Fig. 1 and Fig. 2, what the utility model provided a kind ofly utilizes the Big Dipper to go directly and reflected signal carries out the device of soil moisture retrieval, comprise Big Dipper direct signal receiver antenna 1, Big Dipper reflection signal receiver antenna 2, Big Dipper direct signal acquisition module 3, Big Dipper reflected signal acquisition module 4, remote data wireless transmission DTU module 5, wireless network 6, Internet end 7, subscription client 8, supply module and voltage transformation module, supply module passes through with voltage transformation module respectively to Big Dipper direct signal acquisition module 3, Big Dipper reflected signal acquisition module 4, remote data wireless transmission DTU module 5 provides electric power, supply module comprises solar panel, accumulator and sun-generated electric power control module, solar panel, accumulator are connected with voltage transformation module respectively by sun-generated electric power control module, the 12V voltage that solar panel and accumulator produce is changed into 5V voltage by voltage transformation module, and assurance device normally works, remote data wireless transmission DTU module 5 is configured with SIM card.Big Dipper direct signal receiver antenna 1 is connected with Big Dipper direct signal acquisition module 3, Big Dipper reflection signal receiver antenna 2 and Big Dipper reflected signal acquisition module 4; Big Dipper direct signal acquisition module 3, Big Dipper reflected signal acquisition module 4 are connected with remote data wireless transmission DTU module 5 respectively, and by wireless network 6 and Internet end 7 by the Signal transmissions that collects to subscription client 8; Big Dipper direct signal receiver antenna 1, Big Dipper reflection signal receiver antenna 2 co-altitude, difference, towards being arranged on smooth open exposed soil ground 9, carry out Soil Moisture for the high elevation angle satellite-signal receiving big-dipper satellite 10; Wherein Big Dipper direct signal receiver antenna 1 arranges vertically upward and is used for receiving big-dipper satellite 10 direct signal, Big Dipper reflection signal receiver antenna 2 tiltedly 45 ° of settings is down used for receiving big-dipper satellite 10 reflected signal, signal extracts the elevation angle, position angle, signal-tonoise information through Big Dipper direct signal acquisition module 3, the process of Big Dipper reflected signal acquisition module 4, Internet end 7 is uploaded to through wireless network 6, subscription client 8 obtains these data from network, obtains soil moisture after treatment.
Ask for an interview Fig. 3, the Big Dipper direct signal acquisition module 3 of the present embodiment, Big Dipper reflected signal acquisition module 4 include data receiver port, power supply port and data sending terminal mouth, data receiver port receives the Big Dipper data that Beidou antenna gathers, and data sending terminal mouth is connected by the subscription client mouth of RS232 port translation with remote data wireless transmission DTU module 5.Big Dipper direct signal acquisition module 3, Big Dipper reflected signal acquisition module 4 can receive the signal of Big Dipper B1 wave band and GPS L1 wave band simultaneously.That Big Dipper direct signal acquisition module 3, Big Dipper reflected signal acquisition module 4 all adopt is the UM220-III N logical with core star, UM220-III N is dual system high-performance GNSS module, for application such as vehicle monitoring, aerological sounding and the time services of telecommunication power location navigation, BD2 B1, GPS L1 two frequency bins can be supported simultaneously, be applicable to low cost, low-power consumption field.Single-chip supports BD2 function, can directly export NMEA data without the need to cpu peripheral; Advanced multipath suppression technology supports single system location-independent and multisystem combined location; Support UART, SPI, 1PPS, I
2the multiple interfaces such as C.Remote data wireless transmission DTU module 5 adopts sky, Beijing with the WG-8010 GPRS-DTU of Cheng Ye Science and Technology Ltd..The function of this DTU is transparent data transfer agreement, have super large buffer memory 1MB, support that forever online, configurable timing is restarted, without GSM signal or repeatedly connect unsuccessful, and DTU autoboot, ease for maintenance.
Supply module controls accumulator and solar panel by sun-generated electric power control module, normally after work unnecessary electricity is stored in accumulator at this device of guarantee, to ensure that, in the period without sunlight, enable the electricity of accumulators store, device normally works.Sun-generated electric power control module adopts CMPT02 type controller, and this controller has and overcharges, and crosses and puts, overload protection, unique anti-ly connects anti-protection, easy to use, and the dump energy of display accumulator is low in energy consumption, long service life.That voltage transformation module adopts is VRB1205XD-10WR2, and the function of this module is low in energy consumption, and thermal value is little, and transformation efficiency is high, short-circuit protection.What solar panel adopted is the cell panel of 12V50W, normally to work required electricity to meet night system and device.The electricity that accumulator adopts the battery of 12V20Ah to be used for storing solar panel to produce, for system normal work in the time not having sunlight provides guarantee.
Utility model works flow process can divide following steps:
1. first carry out parameter configuration to data long range radio transmissions DTU module 5 at subscription client 8, baud rate is 9600, and data bit is 8, and check bit is 0, and position of rest is 1, and mode of operation is selected from being dynamically connected, and is configured and reads and preserve.In the application software of host computer installation process data, the data received are processed and is saved in host computer.
2., under the condition of remote data wireless transmission DTU module 5 power-off, according to sign, SIM card is installed.Here it should be noted that plug SIM card must carry out plug operation to after the power-off of data long range radio transmissions DTU module 5, use in order to avoid impact is normal.
3. first the electric energy that solar panel produces is connected with accumulator through sun-generated electric power control module, if the bright explanation cell panel of lamp sun-generated electric power control module being labeled with cell panel normally works, do not work, do not work, the electricity of electricity residue pilot lamp display accumulator.Open sun-generated electric power control module, the pilot lamp of Big Dipper direct signal acquisition module 3, Big Dipper reflected signal acquisition module 4 is bright, illustrates that image data is carried out; The PWR lamp of remote data wireless transmission DTU module 5 is bright, illustrates and powers normally to data long range radio transmissions DTU module 5, the interface channel of the built transmission of data of writing a biography of the bright explanation of LINK lamp, and the bright explanation data transmission of DATA lamp normally works.
4. on subscription client 8, add virtual serial port, then link virtual serial port, open data handling utility software, the window of application software can be data show, illustrates that whole device normally works.
Although this instructions more employs the terms such as Big Dipper direct signal receiver antenna 1, Big Dipper reflection signal receiver antenna 2, Big Dipper direct signal acquisition module 3, Big Dipper reflected signal acquisition module 4, remote data wireless transmission DTU module 5, wireless network 6, Internet end 7, subscription client 8, supply module and voltage transformation module, do not get rid of the possibility using other terms.Use these terms to be only used to describe essence of the present utility model more easily, the restriction that they are construed to any one additional is all contrary with the utility model spirit.
Should be understood that, the part that this instructions does not elaborate all belongs to prior art.
Should be understood that; the above-mentioned description for preferred embodiment is comparatively detailed; therefore the restriction to the utility model scope of patent protection can not be thought; those of ordinary skill in the art is under enlightenment of the present utility model; do not departing under the ambit that the utility model claim protects; can also make and replacing or distortion, all fall within protection domain of the present utility model, request protection domain of the present utility model should be as the criterion with claims.
Claims (4)
1. utilize the Big Dipper to go directly and carry out a device for soil moisture retrieval with reflected signal, it is characterized in that: comprise Big Dipper direct signal receiver antenna (1), Big Dipper reflection signal receiver antenna (2), Big Dipper direct signal acquisition module (3), Big Dipper reflected signal acquisition module (4), remote data wireless transmission DTU module (5), wireless network (6), Internet end (7) and subscription client (8);
Described Big Dipper direct signal receiver antenna (1) is connected with Big Dipper direct signal acquisition module (3), described Big Dipper reflection signal receiver antenna (2) and described Big Dipper reflected signal acquisition module (4); Described Big Dipper direct signal acquisition module (3), Big Dipper reflected signal acquisition module (4) are connected with described remote data wireless transmission DTU module (5) respectively, and by described wireless network (6) and Internet end (7) by the Big Dipper Signal transmissions that collects to described subscription client (8);
Described Big Dipper direct signal receiver antenna (1), Big Dipper reflection signal receiver antenna (2) co-altitude, different on being arranged on smooth open exposed soil (9), carry out Soil Moisture for the high elevation angle satellite-signal receiving big-dipper satellite (10), wherein Big Dipper direct signal receiver antenna (1) arranges vertically upward and is used for receiving big-dipper satellite (10) direct signal, Big Dipper reflection signal receiver antenna (2) tiltedly 45 ° of settings is down used for receiving big-dipper satellite (10) reflected signal, signal is through Big Dipper direct signal acquisition module (3), Big Dipper reflected signal acquisition module (4) process extracts the elevation angle, position angle, signal-tonoise information, Internet end (7) is uploaded to through wireless network (6), subscription client (8) obtains these data from Internet, after treatment for Soil Moisture.
2. according to claim 1ly utilize the Big Dipper to go directly and reflected signal carries out the device of soil moisture retrieval, it is characterized in that: also comprise supply module and voltage transformation module, described supply module provides electric power with voltage transformation module respectively to described Big Dipper direct signal acquisition module (3), Big Dipper reflected signal acquisition module (4), remote data wireless transmission DTU module (5) by described.
3. according to claim 2ly utilize the Big Dipper to go directly and reflected signal carries out the device of soil moisture retrieval, it is characterized in that: described supply module comprises solar panel, accumulator and sun-generated electric power control module, described sun-generated electric power control module controls the discharge and recharge of solar panel and accumulator, and they is connected with described voltage transformation module.
4. according to claim 1,2 or 3 utilize the Big Dipper to go directly and reflected signal carries out the device of soil moisture retrieval, it is characterized in that: described remote data wireless transmission DTU module (5) is configured with SIM card, and by GPRS wireless network (6), data are sent to Internet end (7) for subscription client process.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520081541.1U CN204405567U (en) | 2015-02-05 | 2015-02-05 | A kind ofly the Big Dipper is utilized to go directly and reflected signal carries out the device of soil moisture retrieval |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520081541.1U CN204405567U (en) | 2015-02-05 | 2015-02-05 | A kind ofly the Big Dipper is utilized to go directly and reflected signal carries out the device of soil moisture retrieval |
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| CN204405567U true CN204405567U (en) | 2015-06-17 |
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| CN201520081541.1U Expired - Fee Related CN204405567U (en) | 2015-02-05 | 2015-02-05 | A kind ofly the Big Dipper is utilized to go directly and reflected signal carries out the device of soil moisture retrieval |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352979A (en) * | 2015-12-08 | 2016-02-24 | 武汉大学 | Soil humidity estimation method based on Beidou GEO satellite signals |
| CN106093076A (en) * | 2016-05-23 | 2016-11-09 | 北京航空航天大学 | A kind of soil humidity measuring device interfering power peak-to-valley value based on GNSS |
| CN106125106A (en) * | 2016-08-10 | 2016-11-16 | 清华大学 | The method measuring soil moisture based on the ground Big Dipper/GPS dual-mode survey station |
| CN106962147A (en) * | 2017-03-15 | 2017-07-21 | 南京信息工程大学 | UAV Intelligent water-saving irrigation system and construction method based on Beidou satellite system |
| CN111343658A (en) * | 2020-03-16 | 2020-06-26 | 深圳市智创纪元科技有限公司 | Remote wireless configuration serial port 4G networking system |
| CN111337554A (en) * | 2020-03-13 | 2020-06-26 | 山东航向电子科技有限公司 | Multi-mode compatible GNSS-R soil humidity microwave remote sensing device and using method thereof |
| US10996179B2 (en) | 2019-03-11 | 2021-05-04 | Skaha Remote Sensing Ltd. | System and method to detect ground moisture |
-
2015
- 2015-02-05 CN CN201520081541.1U patent/CN204405567U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352979A (en) * | 2015-12-08 | 2016-02-24 | 武汉大学 | Soil humidity estimation method based on Beidou GEO satellite signals |
| CN105352979B (en) * | 2015-12-08 | 2017-11-28 | 武汉大学 | Soil moisture method of estimation based on Big Dipper GEO satellite signal |
| CN106093076A (en) * | 2016-05-23 | 2016-11-09 | 北京航空航天大学 | A kind of soil humidity measuring device interfering power peak-to-valley value based on GNSS |
| CN106093076B (en) * | 2016-05-23 | 2019-03-08 | 北京航空航天大学 | A kind of soil humidity measuring device based on GNSS interference power peak-to-valley value |
| CN106125106A (en) * | 2016-08-10 | 2016-11-16 | 清华大学 | The method measuring soil moisture based on the ground Big Dipper/GPS dual-mode survey station |
| CN106962147A (en) * | 2017-03-15 | 2017-07-21 | 南京信息工程大学 | UAV Intelligent water-saving irrigation system and construction method based on Beidou satellite system |
| US10996179B2 (en) | 2019-03-11 | 2021-05-04 | Skaha Remote Sensing Ltd. | System and method to detect ground moisture |
| CN111337554A (en) * | 2020-03-13 | 2020-06-26 | 山东航向电子科技有限公司 | Multi-mode compatible GNSS-R soil humidity microwave remote sensing device and using method thereof |
| CN111343658A (en) * | 2020-03-16 | 2020-06-26 | 深圳市智创纪元科技有限公司 | Remote wireless configuration serial port 4G networking system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20190205 |
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| CF01 | Termination of patent right due to non-payment of annual fee |