CN104881046B - A kind of digital satellite signal and terrestrial wave antenna debugging technique detector - Google Patents
A kind of digital satellite signal and terrestrial wave antenna debugging technique detector Download PDFInfo
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- CN104881046B CN104881046B CN201410617228.5A CN201410617228A CN104881046B CN 104881046 B CN104881046 B CN 104881046B CN 201410617228 A CN201410617228 A CN 201410617228A CN 104881046 B CN104881046 B CN 104881046B
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- demodulator
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Abstract
The present invention relates to a kind of digital satellite signal and terrestrial wave antenna debugging technique detector, including shell, circuit board is provided with shell, outside is provided with satellite antenna connectivity port, terrestrial wave antenna connectivity port, receiver connectivity port, display screen and longitude and latitude input button, circuit board and is provided with master controller, the first tuner, the first demodulator, second tune device and the second demodulator；First tuner and the first demodulator, second tune device and the second demodulator are connected with each other, and the signal input part of two tuners is connected with satellite antenna connectivity port and terrestrial wave antenna connectivity port respectively, signal output part, receiver connectivity port, display screen and the longitude and latitude input button of two demodulators are connected with master controller.So, you can while compatible with digital satellite-signal and ground wave digital signal, and regulation satellite antenna and terrestrial wave antenna can be rotated according to the antenna elevation angle of display, azimuth and polarizing angle, detection is flexible, operation is rapid, conveniently, efficiency high.
Description
Technical field
The invention belongs to satellite dishes debugging technique field, more particularly to a kind of digital satellite signal and surface wave day
Line debugging technique detector.
Background technology
In recent years, telstar receiver is booming, and direct broadcast television satellite (DVB- is actively developed in countries in the world invariably
S/S2), wireless high-frequency communication system industry development has been driven therewith, also causes domestic and international satellite digital television receiving system industry
Flourish, not only earn a large amount of foreign exchanges for China every year, also increase domestic careers market.
At present, the angle of satellite antenna can be all adjusted using star finder when installing satellite antenna, but in the market shows
Or some star finders are pointer star finders, reading is extremely inconvenient, inaccurate, has a strong impact on regulation efficiency, and react speed
Degree is slower, it is difficult to shows that live signal changes；It is analog signal star finder, is that signal intensity can only be examined in use
Survey, and that satellite required for can not accurately being directed at oneself when installing satellite antenna, complex operation, inconvenience.
In addition, these existing star finders can only receive Signals in Satellite Data Stream, so as to find required satellite, and for surface wave
Data signal then can not be compatible, can not detect ground wave digital signal, can not instruct the regulation of terrestrial wave antenna.
The content of the invention
To solve the above-mentioned problems in the prior art, received the invention provides one kind input antenna when position and
Satellite longitude can show antenna elevation angle, azimuth and polarizing angle, and energy direct measurement obtains antenna elevation angle, to rotate regulation
Antenna, operation is very rapid, conveniently, efficiency high, seek that star is quick, accurate digital satellite signal and terrestrial wave antenna debugging technique
Detector.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
A kind of digital satellite signal and terrestrial wave antenna debugging technique detector, include shell, are provided with the shell
Circuit board, outside are provided with satellite antenna connectivity port, terrestrial wave antenna connectivity port, receiver connectivity port and display screen, with
And received for inputting antenna when the longitude and latitude of position, satellite longitude inputs button；Wherein, the circuit board be provided with can profit
The master controller of antenna elevation angle, azimuth and polarizing angle is calculated with geometrical principle and trigonometric function and antitrigonometric function, and
First tuner, the first demodulator, second tune device and the second demodulator；First tuner and the first demodulator phase mutual conductance
Lead to and connect, and the signal input part of first tuner is connected with satellite antenna connectivity port, the letter of first demodulator
Number output end turns on connection with master controller；The second tune device and the connection of the second demodulator mutual conduction, and described second
The signal input part of tuner is connected with terrestrial wave antenna connectivity port, the signal output part of second demodulator and main control
Device conducting connection；The receiver connectivity port, display screen and longitude and latitude input button turn on connection with master controller.
Further, the master controller is to include the micro-chip processor for adjusting angle arithmetic element, the display screen
It is LCD display.
Further, acceleration transducer and a/d converter are additionally provided with this described circuit board, the outer side is also set
There is measurement of elevation button；The input and output end of the a/d converter turn on company with acceleration transducer and master controller respectively
Connect, the measurement of elevation button turns on connection with master controller.
Further, the outer surface of the shell is also embedded with compass.
Further, this detector also includes buzzer, and the buzzer turns on connection with master controller.
The beneficial effects of the invention are as follows：
Pass through above-mentioned technical proposal of the present invention, you can at the same compatible with digital satellite-signal and ground wave digital signal, function
Powerful, using detection flexibly, conveniently, and testing staff can be according to antenna elevation angle, azimuth and the polarizing angle that display screen is shown
Regulation satellite antenna and terrestrial wave antenna are rotated, detector is quickly and accurately found required satellite and television tower,
Operation is very rapid, conveniently, efficiency high.
In addition, testing staff, which also can directly operate measurement of elevation button, obtains antenna elevation angle, and can be shown according to display screen
The elevation angle elevation angle regulation, fixation are carried out to antenna, need to only adjust antenna azimuth afterwards, operation is rapider, more convenient, effect
Rate is high, reaches the effect got twice the result with half the effort；And satellite antenna, terrestrial wave antenna are adjusted when arriving signal most strong position, buzzer hair
Go out voice prompt, always look at detector in regulation process without adjusting personnel, regulation operation is lighter, more convenient, faster.
Brief description of the drawings
Fig. 1 is the structure of a kind of digital satellite signal of the present invention and terrestrial wave antenna debugging technique detector embodiment
Schematic diagram；
Fig. 2 is the structure of a kind of digital satellite signal of the present invention and terrestrial wave antenna debugging technique detector embodiment
Schematic block diagram.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
As shown in figs. 1 and 2：
A kind of digital satellite signal and terrestrial wave antenna debugging technique detector described in the embodiment of the present invention, include outer
Shell 1, the shell 1 is interior to be provided with circuit board 2, and outside is provided with satellite antenna connectivity port 3, terrestrial wave antenna connectivity port 4, received
Machine connectivity port 5 and display screen 6, and received for inputting antenna when the longitude and latitude of position, satellite longitude inputs button 7；
Wherein, the circuit board 2 is provided with calculates antenna elevation angle, orientation using geometrical principle and trigonometric function and antitrigonometric function
Angle and the master controller 21 of polarizing angle, and the first tuner 22, the first demodulator 23, the demodulator of second tune device 24 and second
25；The demodulator 23 of first tuner 22 and first (its structure and operation principle with existing conventional tuner and demodulator
It is identical, it will not be repeated here.) mutual conduction connection, and the signal input part of the first tuner 22 and satellite antenna connectivity port 3
Connection, signal output part and the conducting of master controller 21 of the first demodulator 23 connect；The second tune device 24 and second demodulates
(its structure and operation principle are identical with existing conventional tuner and demodulator, will not be repeated here for device 25.) mutual conduction company
Connect, and the signal input part of second tune device 24 is connected with terrestrial wave antenna connectivity port 4, the signal output of the second demodulator 25
End connects with the conducting of master controller 21；The receiver connectivity port 5, display screen 6 and longitude and latitude input button 7 are and main control
The conducting connection of device 21.
Detector of the present invention is in use, testing staff need to only be worked as by the longitude and latitude input input antenna reception of button 7
Position (i.e. local longitude and latitude, specifically including the east longitude number of degrees or the west longitude number of degrees, the south latitude number of degrees and the north latitude number of degrees) and satellite longitude
(i.e. the east longitude number of degrees or the west longitude number of degrees), then master controller 21 receives according to the antenna works as position and satellite longitude, and ground
The km of ball mean radius about 6378 and satellite about 35786 kms of liftoff ball surface distance, and utilize geometrical principle and trigonometric function
And antitrigonometric function calculates antenna elevation angle, azimuth and polarizing angle, last master controller 21 by the antenna elevation angle, azimuth and
Polarizing angle result conveying display screen 6 is shown.
So, detector of the present invention can compatible with digital satellite-signal and ground wave digital signal, function be strong simultaneously
Greatly, using detection flexibly, conveniently, and testing staff can turn according to antenna elevation angle, azimuth and the polarizing angle of the display of display screen 6
Dynamic regulation satellite antenna and terrestrial wave antenna, enable detector quickly and accurately to find required satellite and television tower, behaviour
Make it is very rapid, conveniently, efficiency high.
As a preferred scheme of the invention, acceleration transducer 24 and AD conversion are additionally provided with the circuit board 2 of this detector
Device 25, the outside of shell 2 are additionally provided with measurement of elevation button 8；The input and output end of the a/d converter 25 are respectively with adding
Velocity sensor 24 and the conducting connection of master controller 21, the measurement of elevation button 8 connect with the conducting of master controller 21.
Detector of the present invention is in use, testing staff can put down detector perpendicular to antenna plane or level in antenna
Face it is fixed, and operate measurement of elevation button 8, then acceleration transducer 24 exports current location and alignment surface (detector
Be also devised with conventional calibration function) between accurate analog voltage signal, analog voltage signal carries out by a/d converter 25
Master controller 21 is input to after conversion digital voltage signal, digital voltage signal is converted into corresponding face upward by last master controller 21
Display screen 5 is conveyed after the angle value of angle to be shown.
So, testing staff carries out elevation angle regulation, fixation according to the elevation angle that display screen 5 is shown to antenna, only needs to adjust afterwards
Whole satellite antenna, the azimuth of terrestrial wave antenna can operate more rapidly, more (by compass 8 when adjusting antenna azimuth)
Convenient, efficiency high, seeks that star is faster, reaches the effect got twice the result with half the effort.
Such as Fig. 1, the shell 1 of digital satellite signal of the present invention and terrestrial wave antenna debugging technique detector is provided with bag
Include detection function menu key 11 and selection edit key 12；When pass through detection function menu key 11 and selection edit key 12
During into " antenna elevation angle, azimuth and polarizing angle detection pattern ", it is longitude and latitude input button 7 to select edit key 12, when
During into " measurement of elevation pattern ", it is measurement of elevation button 8 to select edit key 12.
As the another preferred scheme of the present invention, band display screen portable satellite antenna debugging technique detection of the present invention
Instrument also includes buzzer 9, and the buzzer 9 connects with the conducting of master controller 21.So, when satellite antenna, terrestrial wave antenna
When adjusting signal most strong position (display numerical value is maximum), buzzer 9 sends voice prompt, without adjusting personnel in regulation process
Detector is always look at, regulation operation is lighter, more convenient, faster.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (3)
1. a kind of digital satellite signal and terrestrial wave antenna debugging technique detector, it is characterised in that：Include shell (1), institute
State and be provided with circuit board (2) in shell (1), outside provided with satellite antenna connectivity port (3), terrestrial wave antenna connectivity port (4), connect
Receipts machine connectivity port (5) and display screen (6), and received for inputting antenna when the longitude and latitude input of position, satellite longitude
Button (7)；Wherein, the circuit board (2) is provided with calculates day using geometrical principle and trigonometric function and antitrigonometric function
The master controller (21) at the line elevation angle, azimuth and polarizing angle, and the first tuner (22), the first demodulator (23), the second tune
Humorous device (24) and the second demodulator (25), the master controller (21) are the microprocessor cores for including regulation angle arithmetic element
Piece, the display screen (6) is LCD display；First tuner (22) connects with the first demodulator (23) mutual conduction, and
The signal input part of first tuner (22) is connected with satellite antenna connectivity port (3), first demodulator (23)
Signal output part connects with master controller (21) conducting；The second tune device (24) and the second demodulator (25) mutual conduction connect
Connect, and the signal input part of the second tune device (24) is connected with terrestrial wave antenna connectivity port (4), second demodulator
(25) signal output part connects with master controller (21) conducting；The receiver connectivity port (5), display screen (6) and longitude and latitude
Degree input button (7) is turned on master controller (21) and connected；
Acceleration transducer (26) and a/d converter (27) are additionally provided with the circuit board (2), is additionally provided with the outside of the shell (1)
Measurement of elevation button (8)；The input and output end of the a/d converter (27) respectively with acceleration transducer (26) and master control
Device (21) conducting connection processed, the measurement of elevation button (8) connect with master controller (21) conducting.
2. digital satellite signal according to claim 1 and terrestrial wave antenna debugging technique detector, it is characterised in that：Institute
The outer surface for stating shell (1) is also embedded with compass (9).
3. digital satellite signal according to claim 1 and terrestrial wave antenna debugging technique detector, it is characterised in that：This
Detector also includes buzzer (10), and the buzzer (10) connects with master controller (21) conducting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410617228.5A CN104881046B (en) | 2014-11-06 | 2014-11-06 | A kind of digital satellite signal and terrestrial wave antenna debugging technique detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410617228.5A CN104881046B (en) | 2014-11-06 | 2014-11-06 | A kind of digital satellite signal and terrestrial wave antenna debugging technique detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104881046A CN104881046A (en) | 2015-09-02 |
| CN104881046B true CN104881046B (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410617228.5A Active CN104881046B (en) | 2014-11-06 | 2014-11-06 | A kind of digital satellite signal and terrestrial wave antenna debugging technique detector |
Country Status (1)
| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107809636A (en) * | 2017-11-30 | 2018-03-16 | 安徽汇鑫电子有限公司 | Terrestrial DTV on-road emission test instrument |
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| JPH042206A (en) * | 1990-04-19 | 1992-01-07 | Nec Corp | On-vehicle satellite communication equipment |
| CN101252637A (en) * | 2008-03-05 | 2008-08-27 | 浪潮电子信息产业股份有限公司 | Combined digital set top boxes based on software radio |
| CN101577367A (en) * | 2008-05-08 | 2009-11-11 | 南京理工大学 | Stable tracking control system for satellite communication antenna for motion carrier |
| CN101893902A (en) * | 2010-07-07 | 2010-11-24 | 北京爱科迪信息通讯技术有限公司 | Satellite antenna control system and satellite finding method |
| CN202083963U (en) * | 2011-06-01 | 2011-12-21 | 浙江中星光电子科技有限公司 | Mobile satellite antenna controller for ABS-S satellite signal |
| CN103474769A (en) * | 2013-09-29 | 2013-12-25 | 星动通讯科技（苏州）有限公司 | Mobile receiving system of satellite broadband high-speed signal |
| CN103682632A (en) * | 2013-12-27 | 2014-03-26 | 珠海迈越信息技术有限公司 | Satellite finding method and satellite finder |
| CN204229242U (en) * | 2014-11-06 | 2015-03-25 | 珠海佳讯赛特电子有限公司 | A kind of digital satellite signal and terrestrial wave antenna debugging technique detector |
-
2014
- 2014-11-06 CN CN201410617228.5A patent/CN104881046B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH042206A (en) * | 1990-04-19 | 1992-01-07 | Nec Corp | On-vehicle satellite communication equipment |
| CN101252637A (en) * | 2008-03-05 | 2008-08-27 | 浪潮电子信息产业股份有限公司 | Combined digital set top boxes based on software radio |
| CN101577367A (en) * | 2008-05-08 | 2009-11-11 | 南京理工大学 | Stable tracking control system for satellite communication antenna for motion carrier |
| CN101893902A (en) * | 2010-07-07 | 2010-11-24 | 北京爱科迪信息通讯技术有限公司 | Satellite antenna control system and satellite finding method |
| CN202083963U (en) * | 2011-06-01 | 2011-12-21 | 浙江中星光电子科技有限公司 | Mobile satellite antenna controller for ABS-S satellite signal |
| CN103474769A (en) * | 2013-09-29 | 2013-12-25 | 星动通讯科技（苏州）有限公司 | Mobile receiving system of satellite broadband high-speed signal |
| CN103682632A (en) * | 2013-12-27 | 2014-03-26 | 珠海迈越信息技术有限公司 | Satellite finding method and satellite finder |
| CN204229242U (en) * | 2014-11-06 | 2015-03-25 | 珠海佳讯赛特电子有限公司 | A kind of digital satellite signal and terrestrial wave antenna debugging technique detector |
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| CN104881046A (en) | 2015-09-02 |
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