CN107248891A - Appearance device is surveyed in a kind of direction finding for pointing to monitoring for mobile communication antenna - Google Patents
Appearance device is surveyed in a kind of direction finding for pointing to monitoring for mobile communication antenna Download PDFInfo
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- CN107248891A CN107248891A CN201710441924.9A CN201710441924A CN107248891A CN 107248891 A CN107248891 A CN 107248891A CN 201710441924 A CN201710441924 A CN 201710441924A CN 107248891 A CN107248891 A CN 107248891A
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- direction finding
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- carrier phase
- mobile communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
Appearance device is surveyed the invention discloses the direction finding that monitoring is pointed to for mobile communication antenna, including：Antenna element, satellite navigation signals and the carrier phase of two reception satellite navigation signals receive measurement module, carrier phase interferometry processing and resolve module, the inertia sensing measurement module of measurable attitude angle and external interface module.The inertia sensing measurement module of the measurable attitude angle includes：Gyro, acceleration sensing chip, gravity sensitive chip and magnetometer.The external interface module includes output interface, input interface.Advantage of the present invention is as follows：1. system architecture is simple, device used is few, and price is low.Equipment cost is low, and performance and measurement accuracy are improved by algorithm routine and software.2. equipment precision is high, it can realize that angle component level direction finding surveys appearance precision and reliable.3. it can realize that appearance is surveyed in real-time direction finding, so as to realize the real-time monitoring and adjustment of communication antenna sensing.
Description
Technical field
Appearance device is surveyed the present invention relates to a kind of direction finding for pointing to monitoring for mobile communication antenna, belongs to mobile communication base station
The field of measuring technique that communication antenna is pointed to.
Background technology
Current mobile communication antenna is had been widely used, and base station communication antenna is mounted on steel tower, or mounted in top of building
On small brandreth.Orientation angle when being installed due to antenna is relevant with the coverage communicated, and the orientation angle that antenna is installed has will
Ask, but the angular error allowed deviates 1 ° -5 ° desired of orientation angle.Particularly mobile communication develops to 4G and 5G, then
Requirement to base station communication antenna pointing angle can be improved, and remote monitoring is realized with greater need for communication antenna orientation angle on steel tower
And adjustment.
In order to reach this purpose, remote control changes the sensing of base station communication antenna, changes communication antenna coverage, it is necessary to
Communication antenna on base station iron tower is carried out reasonably to point to and adjustment is realized in suitable sensing distribution, so as to improve mobile communication
Channel distribution effect, improves Consumer's Experience.Therefore, telecom operators propose to survey device antenna direction finding on base station communication antenna
The requirement of appearance device.
Mobile communication antenna proposes direction finding requirement, and filling which type of direction-finding device its scheme has a variety of, has magnetic to point to dress
Put scheme；Scheme using sunshine direction indication and the indicator device scheme based on GNSS.Wherein, magnetic indicator device structure letter
It is single, very cheap, but magnetic indicator device easily influenceed by iron medium, and antenna and steel tower actually have more iron medium material
Material, so direction finding precision can be affected；Also fairly simple in the scheme of light direction indication, principle, method is more original, and because
Influenceed for sunshine by weather, cloudy day and rainy day are difficult to ensure that use requirement.Therefore the carrier phase interference based on GNSS should be said
Measurement scheme is most suitable, and this method precision is high, is entirely capable of meeting the requirement of communication antenna sensing, but is due to that carrier phase is surveyed
Equipment used in amount is somewhat expensive, and algorithm comparison is complicated, so the somewhat expensive direction finding of price surveys appearance device and is difficult to meet mobile logical
Believe the requirement of operator's low cost.
Publication No. CN204256185U patent discloses a kind of electromagnetic signature and receives direction-finding system, including signal is received
System, receiving system is electrically connected with electromagnetic signal computing identifier and noise signal collector, noise signal collector electricity
It is connected with noise signal server, noise signal server electrical connection electromagnetic signal computing identifier；The electromagnetic signal computing
Identifier is electrically connected with noise signal server, and noise signal server is electrically connected with signal source direction finder, while electromagnetic signal
Computing identification is electrically connected with display, and display is electrically connected welding wave mutation interpretoscope.
Publication No. CN102016623A patent discloses whether a kind of determination target is located at direction finder region-of-interest
Method, it includes：(a) region-of-interest is predefined as to the specified threshold difference of R values and N values；(b) at least two are set on direction finder
Individual antenna, at least two antenna is arranged in ship side shape；(c) using the generation of at least one antenna with phase reference model, and surveying
To setting up wireless telecommunications between instrument and target；(d) wireless communication signal between decay direction finder and target, until wireless telecommunications
Lose；Pad value is recorded as R values, the pad value is corresponding with losing wireless telecommunications；(e) generated using at least two antennas different
Phase N value patterns, and re-establish between direction finder and target wireless telecommunications；(f) it is wireless between decay direction finder and target
Communication signal, until wireless telecommunications are lost；Pad value is recorded as N values, the pad value is corresponding with losing wireless telecommunications；(g)
Determine that R-N difference is higher or lower than threshold difference, wherein, R-N difference represents target within region-of-interest higher than threshold value,
R-N difference then represents target outside region-of-interest less than threshold value.
Publication No. CN101652942A patent is disclosed to the direction for the remote object for omni-directionally sending signal
It is determined that.Present invention resides in the handheld directional antenna at customer location and omnidirectional antenna, and it is coupled to the hand of the antenna
Formula circuit is held, to determine the field strength for the signal that the two antennas are received from remote object.To in scanning field interval in institute
State the signal received at antenna to be compared, possibility side of the remote object relative to customer location is selected from data scanning
To.The equipment further comprises digital compass, compass of the digital compass generation corresponding to the signified each direction of directional aerial
Course.The circuit stores field strength data using compass heading, and takes the field strength in multiple compass headings according to predetermined agreement
The average value of data.
In summary, the direction finding for realizing GNSS High-precision carrier phase measurements existing at present surveys appearance measurement device precision very
Height, appearance device angle resolution is surveyed in the direction finding that 2 meters or so of base length can reach 0.01 measurement level, and base line measurement precision can reach
To millimeter magnitude.But High-precision carrier phase measurement chip and module must be used, but because price is high, so electricity can not be met
Believe that operator controls the requirement of certain cost.Therefore, in order to change this state, the requirement of telecommunication path operator is met, must
New direction finding must be developed and survey appearance device.
The content of the invention
Prison is pointed to it is an object of the invention to provide a kind of mobile communication antenna that is used for that can overcome above-mentioned technical problem
Appearance device is surveyed in the direction finding of survey.I.e. the present invention to provide it is a kind of can be met in performance direction finding survey appearance required precision and in cost and
Cheap antenna direction finding surveys appearance device in price.The present invention technical solution be：Do not use GLONASS
(GNSS：Global Navigation Satellite System) carrier phase high-acruracy survey chip and classics
Algorithm software system, disclosure satisfy that mobile communication base station communication antenna work ginseng control is required, so, the present invention uses satellite navigation
Inexpensive common pseudo range measurement chip, the common pseudo range measurement chip of low cost of the satellite navigation includes System
On a Chip chips (SoC), the present invention is transformed with reality the common pseudo range measurement chip of low cost of the satellite navigation
Existing High-precision carrier phase coherence measurement request.
The present invention be directed to China Telecom, movement, operator of UNICOM antenna for base station direction finding survey the research and development of appearance demand based on complete
Ball satellite navigation system (GNSS, Global Navigation Satellite System) carrier signal phase coherent measurement side
A kind of measurement apparatus of measurement direction and posture on the basis of method, the present invention is different from existing based on satellite navigation system signals
Direction finding survey appearance device, the present invention is without using currently used for the carrier phase based on satellite navigation system for accurately measuring application
Module is accurately measured, but employs the inexpensive common pseudo range measurement chip of existing satellite navigation, is led in the satellite
Refined approximate algorithm using generalized extended in the common pseudo range measurement chip of low cost of boat, improve FLL in chip, when
Prolong locking ring and the low optimization accuracy of carrier phase-locked loop.The present invention realizes antenna with receiving the integrated coupling between chip simultaneously
Matched design, also using enhancing Denoising Algorithm software, reduces link noise, improves chip and the carrier phase measurement of module
Precision.Module uses inexpensive common pseudo range measurement chip and plays the effect of algorithm and software to meet the requirement of low cost,
This is in order that the common pseudo range measurement chip of the low cost of the satellite navigation used can improve measurement performance and reach
High-performance accurately measures chip and the performance requirement of module.The present invention is using the design of extremely short baseline, the length of extremely short baseline
Degree is shorter than 1 meter, or even can be shorter than 1 wavelength, so as to simplify the solution of fuzziness, moreover it is possible to direction finding is surveyed the knot of appearance device
Structure becomes extremely compact practicality.
In order to achieve the above object, present invention utilizes GNSS signal, the load of high-precision satellite navigation signals is used
Wave phase interferometric method, not only applicable overlay area is extremely wide, and the direction finding angle-data obtained is relative to due north
The absolute drift angle value in direction, using intuitive and convenient, the angle value that it is measured unlike inertia device is the angle value of relative change, no
It is the absolute drift angle value relative to direct north, relative error can produce error accumulation over time, influences using effect, and
And it is also inconvenient when using.And the pitch angle measurement of the present invention can use the biography of gravity sensitive chip and acceleration sensing chip
Sensed quantity module, can also use GNSS direction finding schemes, but need to change base direction, and the baseline with interception is in 90 °.
Appearance device is surveyed in the direction finding for being used for mobile communication antenna sensing monitoring of the present invention to be included：Two receive satellite navigation letter
Number antenna element, satellite navigation signals and carrier phase receive measurement module, carrier phase interferometry processing resolve module,
Measure the inertia sensing measurement module and external interface module of attitude angle.The inertia sensing measurement module bag of the measurement attitude angle
Include：Gyro, acceleration sensing chip, gravity sensitive chip and magnetometer.The external interface module includes output interface, input
Interface.The antenna element, satellite navigation signals and carrier phase receive measurement module, carrier phase interferometry processing and resolved
Module, output interface are sequentially connected；The inertia sensing measurement module of the measurement attitude angle is handled with carrier phase interferometry
Resolve module connection.
Described two antenna element intervals for receiving satellite navigation signals are placed, described two reception satellite navigation signals
Separated distance is referred to as baseline between antenna element phase center, and of the invention is used for the direction finding survey that mobile communication antenna points to monitoring
Appearance device can so simplify the solution of fuzziness, and structure can be made tight using being shorter in length than 1 meter or being shorter than the baseline of 1 wavelength
Gather practicality.
The carrier phase interferometry processing of device of the present invention resolves module and employs existing satellite navigation
Inexpensive common pseudo range measurement chip；Change measurement range in order to be able to make the carrier phase interferometry processing resolve module,
Increase measurement function, and High-precision carrier phase measurement of correlation requirement can be realized, in the common pseudorange of the low cost of satellite navigation
Improvement FLL, delay-locked loop, the generalized extended of carrier phase-locked loop is added in measurement chip to refine approximate algorithm software, wide
Adopted continuation filtering and enhancing Denoising Algorithm software, the generalized extended of carrier phase-locked loop approximate algorithm software of refining can improve loop
Measurement of correlation optimum point Search/Track, generalized extended filtering and enhancing Denoising Algorithm software have filtering and denoising energy
Power.
Described two antenna elements, satellite navigation signals and carrier phase for receiving satellite navigation signals receive measurement mould
Block, carrier phase interferometry processing resolve module and are installed on same chassis and install an outer cover additional, to protect two
Receive the antenna element of satellite navigation signals.Outer cover material selects the material small to electromagnetic wave attenuation.The chassis side has defeated
Incoming interface, output interface, the data and baseline length and baseline length of appearance are surveyed for inputting control instruction and power supply, output direction finding
Projection components, form an independent complete machine unit, being capable of the external top in portable antenna complete machine device, above-mentioned placement side
Formula, which is applied to carry out on original mounted mobile communication antenna whole set equipment, to be installed additional, and new communication antenna equipment then incite somebody to action this
Invention described device is directly built-in to be arranged in communication antenna complete machine, can so be saved the described device outer cover to be added, be made
Communication antenna equipment directly constitutes a complete whole set equipment with described device.
Device of the present invention is using being shorter in length than 1 meter or being shorter than the baseline of 1 wavelength, to be conducive to simplifying fuzziness
Solve, and the structure of described device is also adapted to the physical dimension requirement of antenna element, so that the structure of described device
It is compacter practical and with precision is higher, cost is low, performance good, strong adaptability the characteristics of and to meet mobile communication base station logical
The application demand of antenna work ginseng control is believed, while the application that also can be suitably used for needing attitude angle and antenna mounting locations to measure will
Ask.Device of the present invention except applied on communication antenna as described device for mobile communication base station communication antenna work join
Beyond control application, additionally it is possible to applied to other field：As astronomical telescope points to capture, the survey for ship course angle at angle
Amount and course guiding, the security monitoring application field of steel tower, another advantage of device of the present invention is the angle of output
Value is the absolute angle indicated value relative to due north, and absolute angle indicated value will not produce accumulated error, and this is to utilize tradition
Inertia sensing device direction finding not available for advantage.Device of the present invention is applied equally to other need angular surveying
Some application environments.But described device has a technological difficulties to seek to overcome the influence of multipath signal.For this institute of the present invention
Influence of the multipath signal to solution can be mitigated using generalized optimization derivation algorithm by stating device.Device of the present invention employs subject friendship
The theory and multi-intelligence algorithm of fork survey appearance function and its effect to strengthen direction finding, and advantage is as follows：
1. system architecture is simple, device used is few, and price is low.Equipment cost is low, is carried by algorithm routine and software
High-performance and measurement accuracy.
2. equipment precision is high, it can realize that angle component level direction finding surveys appearance precision and reliable.
3. it can realize that appearance is surveyed in real-time direction finding, so as to realize the real-time monitoring and adjustment of communication antenna sensing.
Brief description of the drawings
Fig. 1 is structural representation of the antenna element with baseline composition proposal of device of the present invention；
Wherein, Fig. 1 a are the scenario-frame signals of two antenna elements and a baseline composition of device of the present invention
Figure；
Fig. 1 b are three antenna elements of device of the present invention and the structural representation of two baseline composition proposals；
Fig. 1 c are four antenna elements of device of the present invention and the structural representation of two baseline composition proposals；
Fig. 2 is the principle schematic of device of the present invention；
Fig. 3 is the structural representation of device of the present invention.
Shown in figure：1- antenna elements；2- satellite navigation signals and carrier phase receive measurement module；3- measures attitude angle
Inertia sensing measurement module；4- carrier phases interferometry processing resolves module；5- output interfaces；6- input interfaces.
Embodiment
Embodiments of the present invention example is described in detail below in conjunction with the accompanying drawings.
As shown in figure 3, device of the present invention includes：Antenna element 1, satellite navigation signals and carrier phase receive measurement
Module 2, measure attitude angle inertia sensing measurement module 3, carrier phase interferometry processing resolve module 4, output interface 5,
Input interface 6.When antenna element 1, satellite navigation signals and carrier phase receive measurement module 2, the inertia of measurement attitude angle is passed
Sensed quantity module 3；Carrier phase interferometry processing resolves module 4, output interface 5, input interface 6 and is arranged on mobile communication day
When inside irdome, one piece of bottom for installing above-mentioned part will be added by being placed in the upper end of mobile communication antenna cover internal antenna component
Plate, it is not necessary to again plus protective cover；But, it is disposed upon mobile communication when above-mentioned part will be arranged to outside mobile communication antenna cover
Antenna house upper end, at this moment needs above-mentioned part to be placed on one piece of chassis and also needs to be protected by an outer cover.
At the antenna element 1, satellite navigation signals and carrier phase reception measurement module 2, carrier phase interferometry
Understand that calculating module 4, output interface 5 is sequentially connected；The inertia sensing measurement module 3 of the measurement attitude angle is interfered with carrier phase
Measurement processing resolves module 4 and connected.
The inertia sensing measurement module 3 of the measurement attitude angle is inertia sensing measurement device, including：Gyro, acceleration
Sensing chip, gravity sensitive chip and magnetometer.
The requirement of antenna element 1 has relatively good signal to noise ratio and signal gain, so using active antenna element；Also can
Using passive element array.In the prior art, the reception measurement chip for receiving satellite navigation signals uses High-precision carrier
Phase measurement chip, the present invention uses the common pseudo range measurement chip of the low cost of satellite navigation, it is only necessary to led in the satellite
Some algorithm is added in the common pseudo range measurement chip of low cost of boat and software improves FLL, Delay Locked Loop and carrier wave phase
The function and performance of position phaselocked loop, to lift the high-acruracy survey ability of chip and module；In order to improve the signal to noise ratio of signal, adopt
The integrated Coupling Design between chip is measured with antenna and reception, and noise is removed with software enhancing denoising method；The elevation angle
Measurement is passed using the inertia sensing measurement module 3 for measuring attitude angle, the inertia sensing measurement module 3 of measurement attitude angle by acceleration
Sense chip, gyroscope, gravity sensitive chip and magnetometer composition, in use, can adopt on the communication antenna of mobile communication base station
With single shaft gravitational accelerometer scheme.
Satellite navigation signals receive the inertia sensing measurement of measurement and carrier phase interferometry module 2 and measurement attitude angle
The signal that module 3 is exported transmits to carrier phase interferometry processing and resolves module 4, handles and resolves in carrier phase interferometry
The resolving of antenna baseline and baseline posture is completed in module 4, antenna directional angle, i.e. azimuth and the elevation angle is calculated out, then passes through
The business datum of data transfer to network side, is collected operation platform by the interface of transmission network by transmission network.
Device of the present invention can obtain azimuth, the angle of pitch and roll angle, because base station communication antenna only requires survey
Measure and export azimuth and two angles of the angle of pitch, invention described device uses the scheme of two antenna elements and a baseline.
Two antenna elements, satellite navigation signals and carrier phase receive measurement module 2, carrier phase interferometry processing and resolve module
4 are arranged on same chassis.An outer cover is installed on chassis is used for sand-proof and rainwater.Device of the present invention is covered on
In outer cover, outer cover uses the material small to electromagnetic wave attenuation.The chassis side has input interface 6, output interface 5, and input connects
Mouthfuls 6 are used to inputting control instruction and power supply, output interface 5 be used to exporting direction finding survey the data of appearance and can export baseline length and
The coordinate projection component of baseline length.
Device of the present invention can be placed at the top of communication antenna complete machine, can also be built in mobile communication antenna complete machine
Inside.Antenna azimuth and roll angle can so be measured.GNSS direction finding schemes can also be used by measuring the angle of pitch, but be needed
Increase measurement baseline.Another scheme of invention described device is, using increase inertia sensing device scheme, such as using gyro, to add
Velocity pick-up chip, gravity sensitive chip and magnetometer.
As shown in Figure 2, it is the principle of the antenna direction finding instrument based on GNSS：L is baseline vector, with conventional direction finder not
Same is not go directly to survey direction but by two or more antennas reception satellite navigation signals, and multiple signals are entered line phase
Compare, obtain phase difference, go inverting to obtain the direction of baseline between antenna to illustrate direction using these phase differences.
GPS baseline vectors are to realize accurate measurement by way of carrier phase difference, are connected in the GPS bases on carrier
Line is tens centimeters to several meters, and phase difference has almost eliminated all error sources for being present in spatial coherence.With single baseline
Exemplified by：Gps satellite can be considered parallel wave when reaching two gps antennas, and the phase difference of two antennas is：
In formula：E is unit vector of the gps antenna to satellite, and the position coordinates of antenna is tried to achieve by the positioning of GPS pseudoranges, satellite
Coordinate by satellite ephemeris resolve can obtain, b=[x y z]TFor coordinate of the unknown baseline vector in terrestrial coordinate system, T is represented
For transposed matrix, x, y, z is coordinate components, and λ is carrier wavelength, and N is integer ambiguity.
It is resulting if at a time observing n satellite simultaneously, then can just obtain n group baseline vector coordinates
Observational equation group it is as follows：
In above formula,When receiving same satellite navigation signals for two antenna elements, two pseudoranges difference is represented with carrier phase
True measurement part be less than the carrier phase value of one week；φiI-th satellite navigation signals is received for two antenna elements
When, the true measurement part that two pseudoranges difference is represented with carrier phase difference is less than the carrier phase value of one week；E is antenna element
Position coordinates obtains positioning after pseudorange value by reception satellite navigation signals measurement and tried to achieve, and the coordinate of satellite is resolved by satellite ephemeris can
.Referred to as antenna is to the unit vector of satellite direction, eiAntenna is expressed as to the unit vector of i-th satellite direction；λ is load
Ripple wavelength；It is true to survey when two pseudoranges difference is represented with carrier phase when N is that two antenna elements receive a satellite navigation signals
The complete cycle number of value partial carrier wave phase value, also known as integer ambiguity；NiI-th satellite navigation is received for two antenna elements
During signal, when two pseudoranges difference is represented with carrier phase difference, the complete cycle number of true measurement partial carrier wave phase value, also known as complete cycle
Fuzziness.
From above formula it can be seen that, it is only necessary to solve correct one group of integer ambiguity N, famous Fast integer Ambiguity Resolution
Algorithm has：Least square ambiguity search algorithm (LSAST), optimization Cholesky decomposition algorithms, LAMBDA algorithms, Fast Fuzzy
Spend searching algorithm (FASF)；In these searching algorithms, LAMBDA algorithms not only have preferable performance but also theoretical system
It is fairly perfect.Selection Fast integer Ambiguity Resolution algorithm can just calculate baseline vector L.The baseline vector L calculated is carried out
Coordinate Conversion, obtains baseline vector LBFSCarrier coordinate system, LLLSThe transformation matrix of geographic coordinate system and two baseline vectors, attitude angle
Also just it is easy to resolve.
In fig. 2, b is baseline vector, ρ1、ρ2For pseudorange, Δ ρ is that pseudorange is poor, and β is navigation signal incident direction and baseline
The angle of vector.Antenna element 1, antenna element 2 represent two antenna elements respectively.
As shown in figure 1, according to different demands, the antenna element 1 and baseline configuration scheme of device of the present invention have many
Plant assembled scheme：Wherein there is two antenna elements, one baseline schema, see Fig. 1 a, there are two baseline schemas of triantennary unit, see attached
Fig. 1 b, or four antenna elements, two baseline schemas, are shown in Fig. 1 c.Wherein, A1, A2, A3, A4 refer to antenna element；L, L1, L2 are
Refer to baseline.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art is in scope disclosed by the invention, and the change or replacement that can be readily occurred in should all be contained
Lid is within the scope of the invention as claimed.
Claims (8)
1. appearance device is surveyed in a kind of direction finding for pointing to monitoring for mobile communication antenna, it is characterised in that including：Two reception satellites
Antenna element, satellite navigation signals and the carrier phase of navigation signal receive measurement module, carrier phase interferometry processing solution
Calculate module, the inertia sensing measurement module of measurable attitude angle and external interface module；The external interface module includes output
Interface, input interface；The antenna element, satellite navigation signals and carrier phase receive measurement module, carrier phase interference and surveyed
Amount processing resolves module, output interface and is sequentially connected；The inertia sensing measurement module of the measurement attitude angle is done with carrier phase
Relate to measurement processing and resolve module connection.
2. appearance device is surveyed in a kind of direction finding for pointing to monitoring for mobile communication antenna according to claim 1, its feature exists
In separated distance is referred to as baseline between described two antenna element phase centers for receiving satellite navigation signals, short using length
In 1 meter or it is shorter than the baseline of 1 wavelength.
3. appearance device is surveyed in a kind of direction finding for pointing to monitoring for mobile communication antenna according to claim 1, its feature exists
In the inertia sensing measurement module of the measurable attitude angle includes：Gyro, acceleration sensing chip, gravity sensitive chip with
Magnetometer.
4. appearance device is surveyed in a kind of direction finding for pointing to monitoring for mobile communication antenna according to claim 1, its feature exists
In the carrier phase interferometry processing of described device resolves the common puppet of low cost that module employs existing satellite navigation
Away from measurement chip.
5. appearance device is surveyed in a kind of direction finding for pointing to monitoring for mobile communication antenna according to claim 4, its feature exists
In being added in the common pseudo range measurement chip of low cost of the satellite navigation improves FLL, delay-locked loop, carrier wave
The generalized extended of phaselocked loop refine approximate algorithm software, generalized extended filtering and enhancing Denoising Algorithm software.
6. appearance device is surveyed in a kind of direction finding for pointing to monitoring for mobile communication antenna according to claim 1, its feature exists
In described two antenna elements, satellite navigation signals and carrier phase receive measurement module, carrier phase interferometry processing solution
Module is calculated to be installed on same chassis and install an outer cover additional to protect the antenna element of two reception satellite navigation signals.
7. appearance device is surveyed in a kind of direction finding for pointing to monitoring for mobile communication antenna according to claim 6, its feature exists
In the outer cover material selects the outer cover material small to electromagnetic wave attenuation.
8. appearance device is surveyed in a kind of direction finding for pointing to monitoring for mobile communication antenna according to claim 6, its feature exists
In the chassis side has input interface, output interface.
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| CN201710441924.9A CN107248891B (en) | 2017-06-13 | 2017-06-13 | Direction and gesture measuring device for mobile communication antenna pointing monitoring |
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| CN201710441924.9A CN107248891B (en) | 2017-06-13 | 2017-06-13 | Direction and gesture measuring device for mobile communication antenna pointing monitoring |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108226960A (en) * | 2017-12-29 | 2018-06-29 | 北京日月九天科技有限公司 | A kind of astronomical telescope that Global Navigation Satellite System direction-measuring function is configured |
| CN108459297A (en) * | 2017-12-29 | 2018-08-28 | 北京日月九天科技有限公司 | A kind of northern instrument of precisely finger that can quickly find direct north |
| CN113099381A (en) * | 2021-04-06 | 2021-07-09 | 苏州迭慧智能科技有限公司 | Antenna industrial parameter intelligent sensor and multifunctional intelligent sensing network |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6754584B2 (en) * | 2001-02-28 | 2004-06-22 | Enpoint, Llc | Attitude measurement using a single GPS receiver with two closely-spaced antennas |
| US20050043887A1 (en) * | 2001-12-20 | 2005-02-24 | T Hales | Method of improving the determination of the attitude of a vehicle with the aid of satellite radionavigation signals |
| CN102169184A (en) * | 2011-01-04 | 2011-08-31 | 北京航空航天大学 | Method and device for measuring installation misalignment angle of double-antenna GPS (Global Position System) in integrated navigation system |
| CN102508275A (en) * | 2011-10-28 | 2012-06-20 | 北京航空航天大学 | Multiple-antenna GPS(Global Positioning System)/GF-INS (Gyroscope-Free-Inertial Navigation System) depth combination attitude determining method |
| US20130002477A1 (en) * | 2011-06-29 | 2013-01-03 | Sintayehu Dehnie | Methods and systems for detecting GPS spoofing attacks |
| WO2016190771A1 (en) * | 2015-05-26 | 2016-12-01 | Акционерное общество "Концерн "Центральный научно-исследовательский институт "Электроприбор" | Integrated inertial satellite system for orientation and navigation |
| CN106443746A (en) * | 2016-07-19 | 2017-02-22 | 招商局重庆交通科研设计院有限公司 | Low-cost double-antenna GNSS/AHRS combination attitude determination method |
| WO2017066915A1 (en) * | 2015-10-20 | 2017-04-27 | 深圳市大疆创新科技有限公司 | Method and device for posture measurement in satellite navigation and unmanned aerial vehicle |
| CN106767787A (en) * | 2016-12-29 | 2017-05-31 | 北京时代民芯科技有限公司 | A kind of close coupling GNSS/INS combined navigation devices |
-
2017
- 2017-06-13 CN CN201710441924.9A patent/CN107248891B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6754584B2 (en) * | 2001-02-28 | 2004-06-22 | Enpoint, Llc | Attitude measurement using a single GPS receiver with two closely-spaced antennas |
| US20050043887A1 (en) * | 2001-12-20 | 2005-02-24 | T Hales | Method of improving the determination of the attitude of a vehicle with the aid of satellite radionavigation signals |
| CN102169184A (en) * | 2011-01-04 | 2011-08-31 | 北京航空航天大学 | Method and device for measuring installation misalignment angle of double-antenna GPS (Global Position System) in integrated navigation system |
| US20130002477A1 (en) * | 2011-06-29 | 2013-01-03 | Sintayehu Dehnie | Methods and systems for detecting GPS spoofing attacks |
| CN102508275A (en) * | 2011-10-28 | 2012-06-20 | 北京航空航天大学 | Multiple-antenna GPS(Global Positioning System)/GF-INS (Gyroscope-Free-Inertial Navigation System) depth combination attitude determining method |
| WO2016190771A1 (en) * | 2015-05-26 | 2016-12-01 | Акционерное общество "Концерн "Центральный научно-исследовательский институт "Электроприбор" | Integrated inertial satellite system for orientation and navigation |
| WO2017066915A1 (en) * | 2015-10-20 | 2017-04-27 | 深圳市大疆创新科技有限公司 | Method and device for posture measurement in satellite navigation and unmanned aerial vehicle |
| CN106443746A (en) * | 2016-07-19 | 2017-02-22 | 招商局重庆交通科研设计院有限公司 | Low-cost double-antenna GNSS/AHRS combination attitude determination method |
| CN106767787A (en) * | 2016-12-29 | 2017-05-31 | 北京时代民芯科技有限公司 | A kind of close coupling GNSS/INS combined navigation devices |
Non-Patent Citations (4)
| Title |
|---|
| 李墨: "基于双天线GPS_INS组合测向技术研究", 《中国优秀硕士学位论文全文数据库信息科技辑》 * |
| 李墨: "基于双天线GPS_INS组合测向技术研究", 《中国优秀硕士学位论文全文数据库信息科技辑》, no. 3, 15 March 2013 (2013-03-15), pages 1 - 4 * |
| 梁坤等: "GPS接收机中码相位测量精化方法的研究", 《宇航学报》 * |
| 梁坤等: "GPS接收机中码相位测量精化方法的研究", 《宇航学报》, vol. 28, no. 3, 31 May 2007 (2007-05-31), pages 571 - 575 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108226960A (en) * | 2017-12-29 | 2018-06-29 | 北京日月九天科技有限公司 | A kind of astronomical telescope that Global Navigation Satellite System direction-measuring function is configured |
| CN108459297A (en) * | 2017-12-29 | 2018-08-28 | 北京日月九天科技有限公司 | A kind of northern instrument of precisely finger that can quickly find direct north |
| CN113099381A (en) * | 2021-04-06 | 2021-07-09 | 苏州迭慧智能科技有限公司 | Antenna industrial parameter intelligent sensor and multifunctional intelligent sensing network |
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