CN102841357B - A kind of method of assisted calibration satellite-signal and device - Google Patents

A kind of method of assisted calibration satellite-signal and device Download PDF

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Publication number
CN102841357B
CN102841357B CN201210288737.9A CN201210288737A CN102841357B CN 102841357 B CN102841357 B CN 102841357B CN 201210288737 A CN201210288737 A CN 201210288737A CN 102841357 B CN102841357 B CN 102841357B
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satellite
receiving terminal
longitude
signal receiving
satellite signal
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CN102841357A (en
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黄志明
鄢辉
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Shenzhen Skyworth Digital Technology Co Ltd
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Shenzhen Skyworth Digital Technology Co Ltd
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Abstract

The embodiment of the invention discloses a kind of method of assisted calibration satellite-signal, comprising: the longitude and the latitude value that obtain satellite signal receiving terminal position; Receive the longitude of the satellite to be calibrated of user's input; According to the longitude of described satellite signal receiving terminal position and the longitude of latitude value and described satellite to be calibrated, calculate position angle and the elevation angle of described satellite to be calibrated.The embodiment of the invention also discloses a kind of device of assisted calibration satellite-signal.Adopt the present invention, contribute to quickly calibrated satellite-signal, and enhance the basic function of satellite signal receiving terminal on the basis not increasing cost, contribute to the expansion consumption of satellite signal receiving terminal.

Description

A kind of method of assisted calibration satellite-signal and device
Technical field
The present invention relates to satellite communication field, particularly relate to a kind of method and device of assisted calibration satellite-signal.
Background technology
Present satellite television is universal huge numbers of families, and the use of satellite set top box, satellite antenna is also common in daily life.But, it is pretty troublesome when current qualified installation person installs satellite antenna calibration satellite signal, need first to inquire about related satellite data, by roughly locating institute's search of satellite position angle by compass and protractor, then carrying out slowly moves to select best position angle, adjust the elevation angle simultaneously, thus reach accurate alignment and obtain good Received signal strength effect.And for domestic consumer, owing to not having professional technique and lacking calibration experience, often occurring especially cannot the situation of locking signal, become at a loss what to do when instructing without professional.
Summary of the invention
Embodiment of the present invention technical matters to be solved is, provides a kind of method and device of assisted calibration satellite-signal, can solve the problem of calibration satellite signal difficulty.
In order to solve the problems of the technologies described above, embodiments provide a kind of method of assisted calibration satellite-signal, it is characterized in that, comprise the following steps:
Obtain longitude and the latitude value of satellite signal receiving terminal position;
Receive the longitude of the satellite to be calibrated of user's input;
According to the longitude of described satellite signal receiving terminal position and the longitude of latitude value and described satellite to be calibrated, calculate position angle and the elevation angle of described satellite to be calibrated.
Wherein, longitude and the latitude value of described acquisition satellite signal receiving terminal position comprise: according to the IP address of described satellite signal receiving terminal, obtain described satellite signal receiving terminal position information to the webserver, obtain longitude and the latitude value of described acquisition satellite signal receiving terminal position according to described satellite signal receiving terminal position information to longitude and latitude querying server.
Wherein, also comprise before the longitude of the satellite to be calibrated of described reception user input: the longitude of described satellite signal receiving terminal position and the latitude value that receive user's input.
Wherein, also comprise after calculating the position angle of described satellite to be calibrated and the elevation angle described in: export described position angle and the elevation angle with word.
Wherein, also comprise after calculating the position angle of described satellite to be calibrated and the elevation angle described in: export described position angle and the elevation angle with X-Y scheme.
Correspondingly, the embodiment of the present invention additionally provides a kind of device of assisted calibration satellite-signal, it is characterized in that, described device comprises:
Longitude and latitude value acquiring unit, for obtaining longitude and the latitude value of satellite signal receiving terminal position;
Interface unit, for receiving the longitude of the satellite to be calibrated of user's input;
Computing unit, for according to the longitude of described satellite signal receiving terminal position and the longitude of latitude value and described satellite to be calibrated, calculates position angle and the elevation angle of described satellite to be calibrated.
Wherein, described longitude and latitude value acquiring unit are according to the IP address of described satellite signal receiving terminal, obtain described satellite signal receiving terminal position information to the webserver, obtain longitude and the latitude value of described acquisition satellite signal receiving terminal position according to described satellite signal receiving terminal position information to longitude and latitude querying server.
Wherein, described interface unit is also for receiving longitude and the latitude value of the described satellite signal receiving terminal position of user's input.
Wherein, described device also comprises result output unit, for exporting described position angle and the elevation angle with word or X-Y scheme.
Wherein, described satellite signal receiving terminal is satellite set top box.
Implement the embodiment of the present invention, there is following beneficial effect:
Easily can know longitude and the latitude value of satellite signal receiving terminal position, and automatically calculate position angle needed for calibration satellite signal and the elevation angle by the software in satellite signal receiving terminal, then user is shown to as reference during adjustment satellite antenna, contribute to quickly calibrated satellite-signal, and on the basis not increasing cost, enhance the basic function of satellite signal receiving terminal, contribute to the expansion consumption of satellite signal receiving terminal.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the process flow diagram of the method for assisted calibration satellite-signal according to a first embodiment of the present invention;
Fig. 2 is the process flow diagram of the method for assisted calibration satellite-signal according to a second embodiment of the present invention;
Fig. 3 is the position angle of satellite antenna and the X-Y scheme schematic diagram at the elevation angle;
Fig. 4 is the block scheme of the device according to assisted calibration satellite-signal of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
To the calibration of satellite-signal, be exactly the calibration at position angle to satellite antenna and the elevation angle in fact, position angle, the elevation angle are the important parameters determining the accurate receiving satellite signal of satellite antenna.
And azimuthal computing formula of satellite antenna is:
A=arctg{tg(Ψs-Ψg)/sinθ}(1)
The computing formula at the elevation angle is:
H = arctg cos ( Ψs - Ψg ) cos θ - 0.15127 1 - [ cos ( Ψs - Ψg ) cos θ ] 2 - - - ( 2 )
Ψ g in formula (1) (2) is receiving station's longitude, and Ψ s is the longitude of satellite to be calibrated, and θ is the latitude of receiving station.
If the longitude of satellite antenna position and the longitude of latitude value and satellite to be calibrated can be known, then can calculate position angle and the elevation angle easily.
Following examples describe the method for assisted calibration satellite-signal:
In initiating switchup satellite signal receiving terminal or at satellite programming installation reception interface or when satellite-signal intensity is very weak, " Help " cue button can be selected, enter help menu, then point out according to help menu, input the satellite longitude that will receive, can calculate position angle and the elevation angle, thus quickly calibrated satellite-signal better carries out searching programs and viewing program.
With reference to figure 1, be the first embodiment of the method for assisted calibration satellite-signal of the present invention, its software simulating flow process is as follows:
Step 101, obtains longitude and the latitude value of satellite signal receiving terminal position;
It should be noted that at this, longitude and the latitude value of satellite signal receiving terminal and satellite antenna and receiving station are the same, do not have difference.
Particularly, step 101 is the IP addresses according to satellite signal receiving terminal, pass to the webserver to carry out inquiry and obtain satellite signal receiving terminal position, then this positional information is passed to longitude and latitude querying server, carry out inquiring about the longitude and latitude value that obtain this position, then return to current satellite signal receiving terminal;
Step 102, receives the longitude of the satellite to be calibrated of user's input;
Step 103, according to the longitude of described satellite signal receiving terminal position and the longitude of latitude value and described satellite to be calibrated, calculates position angle and the elevation angle of described satellite to be calibrated.
With reference to figure 2, be the second embodiment of the method for assisted calibration satellite-signal of the present invention, its software simulating flow process is as follows:
In initiating switchup satellite signal receiving terminal or at satellite programming installation reception interface or when satellite-signal intensity is very weak, help menu is entered according to prompting, as step 201, software will go to judge currently whether have normal interconnection network (comprising wired and wireless network) automatically:
If normal interconnection network, then enter step 202, judge current satellite signal receiving terminal position according to the IP address of satellite signal receiving terminal;
Then enter step 203, longitude and the latitude value of satellite signal receiving terminal position can be obtained according to the position of current satellite signal receiving terminal from network;
Particularly, step 202 and 203 is the IP addresses according to satellite signal receiving terminal, pass to the webserver to carry out inquiry and obtain satellite signal receiving terminal position, then this positional information is passed to longitude and latitude querying server, carry out inquiring about the longitude and latitude value that obtain this position, then return to current satellite signal receiving terminal;
Then step 205 is entered, user inputs satellite designation to be calibrated and satellite longitude, then the longitude obtained according to step 203 and latitude value substitutes into the position angle of software implementation and elevation angle computing formula (1) (2) carry out computing, just can obtain the position angle of satellite antenna and the value at the elevation angle;
Then enter step 206, the position angle that step 205 calculates is shown with written form with the value at the elevation angle in the TV screen be connected with satellite signal receiving terminal; Also can be presented on the screen of TV machine in X-Y scheme mode, as shown in Figure 3.User can carry out according to the angle value demonstrated or X-Y scheme position or the adjustment satellite antenna of recalibrating satellite earth antenna.
In Fig. 3, the X-Y scheme of example shows in the following manner: the central point initial point being coordinate axis with the center of viewing area, then draws two-dimensional coordinate figure.X-axis positive dirction is divided into 180 parts of angles to 180 degree of negative direction, constant a=1 part angle is defined in software, the angle value calculated in step 205 carries out divided by constant a, just can obtain current value and take how many parts of angles, then carries out setting-out display portion angle.The figure at the elevation angle is in like manner demonstrated in elevation angle region.
If can not normal interconnection network or do not connect networking, so just need to go in other way to check in local longitude and latitude value, then enter step 204, manually input current longitude and latitude value by telepilot, proceed to step 205 by OK button.
User can according to the elevation value calculated, and adopts protractor directly to measure angular dimension, the then upright position of fixed satellite antenna, then coordinates compass, adopts protractor directly to measure azimuthal size, just can the horizontal level of satellite antenna.Just the position of satellite antenna fixed so quickly and easily and install.
By above method, easily can know longitude and the latitude value of satellite antenna position, and automatically calculate position angle needed for calibration satellite signal and the elevation angle by the software in satellite signal receiving terminal, then user is shown to as reference during adjustment antenna, contribute to the quickly calibrated satellite-signal of user, and on the basis not increasing cost, enhance the basic function of satellite signal receiving terminal, contribute to the expansion consumption of satellite signal receiving terminal.
Preferably, the satellite antenna related in above method is the occasions such as family fixed satellite antenna used, i.e. satellite signal receiving pot.
With reference to figure 4, the device according to assisted calibration satellite-signal of the present invention comprises as lower unit:
Longitude and latitude value acquiring unit 302, for obtaining longitude and the latitude value of satellite signal receiving terminal position;
Interface unit 301, for receiving the longitude of the satellite to be calibrated of user's input;
Computing unit 303, for according to the longitude of described satellite signal receiving terminal position and the longitude of latitude value and described satellite to be calibrated, calculates position angle and the elevation angle of described satellite to be calibrated.
Particularly, pass through interconnection network, longitude and latitude value acquiring unit 302 are according to the IP address of described satellite signal receiving terminal, obtain described satellite signal receiving terminal position information to the webserver, obtain longitude and the latitude value of described acquisition satellite signal receiving terminal position according to described satellite signal receiving terminal position information to longitude and latitude querying server.
If can not normal interconnection network or do not connect networking, so just need to go in other way to check in local longitude and latitude value, manually input current longitude and latitude value to interface unit 301 by telepilot.
Computing unit 303 is the position angle and the elevation angle that automatically calculate satellite according to formula (1) (2) with software;
Result output unit 304 output display can be the position angle of satellite antenna that calculates and the angle value at the elevation angle and angle name; Also can be show the position angle of satellite antenna and the X-Y scheme at the elevation angle that calculate, as shown in Figure 3.User can carry out according to the angle value demonstrated or X-Y scheme position or the adjustment satellite antenna of recalibrating satellite earth antenna.
In Fig. 3, the X-Y scheme of example shows in the following manner: the central point initial point being coordinate axis with the center of viewing area, then draws two-dimensional coordinate figure.X-axis positive dirction is divided into 180 parts of angles to 180 degree of negative direction, constant a=1 part angle is defined in software, the angle value calculated is carried out divided by constant a, just can obtain current value and take how many parts of angles, then carry out setting-out display portion angle.And demonstrate angle value and position angle on angle side.The figure at the elevation angle is in like manner demonstrated in elevation angle region.
Preferably, above-mentioned satellite signal receiving terminal is satellite set top box.
User can according to the elevation value calculated, and adopt protractor directly to measure angular dimension, then fixed satellite receives the upright position of pot, then coordinates compass, adopts protractor directly to measure azimuthal size, just can the horizontal level of fixed satellite reception pot.Just the position of satellite earth antenna fixed so quickly and easily and install.
Adopt above device, easily can know longitude and the latitude value of satellite antenna position, and automatically calculate position angle needed for calibration satellite signal and the elevation angle by the software in satellite signal receiving terminal, then user is shown to as reference during adjustment antenna, contribute to quickly calibrated satellite-signal, and on the basis not increasing cost, enhance the basic function of satellite signal receiving terminal, contribute to the expansion consumption of satellite signal receiving terminal.
Above disclosedly be only present pre-ferred embodiments, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.

Claims (6)

1. a method for assisted calibration satellite-signal, is applied to satellite signal receiving terminal, it is characterized in that, comprise the following steps:
Obtain longitude and the latitude value of satellite signal receiving terminal position;
Longitude and the latitude value of described acquisition satellite signal receiving terminal position comprise: according to the IP address of described satellite signal receiving terminal, obtain described satellite signal receiving terminal position information to the webserver, obtain longitude and the latitude value of described satellite signal receiving terminal position according to described satellite signal receiving terminal position information to longitude and latitude querying server; If or described satellite signal receiving terminal can not normal interconnection network or do not have interconnection network, receives longitude and the latitude value of the described satellite signal receiving terminal position of manually input;
Receive the longitude of the satellite to be calibrated of user's input;
According to the longitude of described satellite signal receiving terminal position and the longitude of latitude value and described satellite to be calibrated, calculate position angle and the elevation angle of described satellite to be calibrated.
2. method according to claim 1, is characterized in that, described in calculate the position angle of described satellite to be calibrated and the elevation angle after also comprise: export described position angle and the elevation angle with word.
3. method according to claim 1, is characterized in that, described in calculate the position angle of described satellite to be calibrated and the elevation angle after also comprise: export described position angle and the elevation angle with X-Y scheme.
4. a device for assisted calibration satellite-signal, is positioned at satellite signal receiving terminal, it is characterized in that, described device comprises:
Longitude and latitude value acquiring unit, for obtaining longitude and the latitude value of satellite signal receiving terminal position;
Described longitude and latitude value acquiring unit are specifically for the IP address according to described satellite signal receiving terminal, obtain described satellite signal receiving terminal position information to the webserver, obtain longitude and the latitude value of described satellite signal receiving terminal position according to described satellite signal receiving terminal position information to longitude and latitude querying server; If or can not normal interconnection network or do not have interconnection network specifically for described satellite signal receiving terminal, received longitude and the latitude value of the described satellite signal receiving terminal position of manually input by interface unit;
Interface unit, for receiving the longitude of the satellite to be calibrated of user's input;
Computing unit, for according to the longitude of described satellite signal receiving terminal position and the longitude of latitude value and described satellite to be calibrated, calculates position angle and the elevation angle of described satellite to be calibrated.
5. according to the device that claim 4 is stated, characterized by further comprising result output unit, for exporting described position angle and the elevation angle with word or X-Y scheme.
6. the device according to claim 4-5 any one claim, is characterized in that, described satellite signal receiving terminal is satellite set top box.
CN201210288737.9A 2012-08-14 2012-08-14 A kind of method of assisted calibration satellite-signal and device Active CN102841357B (en)

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CN104639918B (en) * 2015-02-04 2017-10-31 广东欧珀移动通信有限公司 A kind of mobile terminal watches the method and system of satellite television
CN104852142A (en) * 2015-03-24 2015-08-19 芜湖航飞科技股份有限公司 GPS military vehicle satellite earth station antenna automatic positioning system

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CN101374249A (en) * 2007-08-21 2009-02-25 彭亮 Method for obtaining terminal real time accurate geographic position based on the mobile terminal IP address
CN201311490Y (en) * 2008-11-20 2009-09-16 四川长虹电器股份有限公司 Device rapidly obtaining elevation angle, azimuth angle and polarization angle of satellite antenna
CN102394369A (en) * 2011-07-11 2012-03-28 北京爱科迪信息通讯技术有限公司 Star finder and method for finding star by using same
CN102843179A (en) * 2012-08-13 2012-12-26 北京盈想东方科技发展有限公司 Portable narrow band satellite communication device and control method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101374249A (en) * 2007-08-21 2009-02-25 彭亮 Method for obtaining terminal real time accurate geographic position based on the mobile terminal IP address
CN201311490Y (en) * 2008-11-20 2009-09-16 四川长虹电器股份有限公司 Device rapidly obtaining elevation angle, azimuth angle and polarization angle of satellite antenna
CN102394369A (en) * 2011-07-11 2012-03-28 北京爱科迪信息通讯技术有限公司 Star finder and method for finding star by using same
CN102843179A (en) * 2012-08-13 2012-12-26 北京盈想东方科技发展有限公司 Portable narrow band satellite communication device and control method thereof

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