CN104202581A - Digital satellite finder with voice prompt function - Google Patents
Digital satellite finder with voice prompt function Download PDFInfo
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- CN104202581A CN104202581A CN201410418575.5A CN201410418575A CN104202581A CN 104202581 A CN104202581 A CN 104202581A CN 201410418575 A CN201410418575 A CN 201410418575A CN 104202581 A CN104202581 A CN 104202581A
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- control unit
- micro
- demodulator
- digital satellite
- power supply
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Abstract
The invention discloses a digital satellite finder with a voice prompt function. The digital satellite finder with the voice prompt function comprises a high frequency tuner, a demodulator, a micro control unit, a display screen, an input keyboard or a touch screen, which is connected with the micro control unit, a double rate synchronization dynamic random memorizer, a buck boost type DC (direct current)/ DC convertor, a voice frequency and video frequency module, a USB (universal serial bus) interface and a multimedia interface. The digital satellite finder with the voice prompt function can accurately position a satellite.
Description
Technical field
The present invention relates to digital television techniques field, be specifically related to a kind of digital satellite star finder with auditory tone cues.
Background technology
Star finder major part is analog signal star finder in the market, in use, is to detect signal strength signal intensity, and when satellite antenna is installed, can accurately not aim at own needed that satellite.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, a kind of digital satellite star finder with auditory tone cues is provided, can accurately to satellite, position.
The present invention solves the technical scheme that its technical problem takes:
One high-frequency tuner, it is for receiving and process the radiofrequency signal of satellite antenna transmission;
One demodulator, it is connected with high-frequency tuner by bus, for carrying out to received signal demodulation;
One micro-control unit, it connects demodulator by bus, and demodulator and high-frequency tuner are controlled;
One display screen, it is connected with micro-control unit, for display parameter information under micro-control unit controls;
One input keyboard or touch-screen, it is connected with micro-control unit;
One Double Data Rate synchronous DRAM, it is connected with micro-control unit, for high-speed digital signal is processed;
One buck-boost type DC/DC transducer, it provides supply voltage by described power supply step-down conversion for high-frequency tuner, demodulator, micro-control unit, display screen and input keyboard or touch-screen; It is that 13V/18V is for tuner by described power supply boost conversion;
One audio frequency, video module, it is connected with micro-control unit, for image, acoustic information that demodulator is demodulated, exports;
One USB interface, it is connected with micro-control unit, for satellite parametric reduction, upgrades, system software upgrading, multimedia file is play;
An one built-in buzzer, for the parameter information of pointing out user to read.
One built-in chargeable lithium cell, for internal circuit provides power supply.
With a digital satellite star finder for auditory tone cues, it is characterized in that as mentioned above: described bus be SCL SDA holding wire.
With a digital satellite star finder for auditory tone cues, it is characterized in that as mentioned above: described micro-control unit is also connected with Flash flash memory.
With a digital satellite star finder for auditory tone cues, it is characterized in that as mentioned above: the charging circuit that described supply module connects successively, battery and power supply circuits; Described battery is lithium ion battery.
Usefulness of the present invention is:
1, this digital satellite star finder, for user's use and operation brings great convenience, star finder has been preset a large amount of satellite channel tables and has been come for user, and user, as long as select satellite designation just can enter the measurement to satellite-signal, has removed the previous work of much searching satellite channel table from; This digital star identifier provides according to local longitude and latitude and obtains satellite antenna parameter as the elevation angle, azimuth, polarizing angle etc., makes user realize easily the Primary Location to satellite antenna position, has improved the star speed of seeking, more directly perceived, adjusts star convenient.
2, product appearance is small and exquisite, exquisite, easy to carry.
3, supply module adopts power supply adaptor, lithium battery or other power supplys up to specification to provide normal power for product, and it is used for internal integrated circuit that interiors of products buck-boost type DC/DC transducer is converted to 3.3V, 1.2V by power supply step-down; Booster circuit is converted to 13V/18V for LNB.
4, can link PC upgrade application software and upgrade satellite parametric reduction by USB; Can play by USB flash disk the multimedia files such as multiple format audio frequency, video, picture; Lithium battery is full of sustainable a plurality of hours of electricity.
Accompanying drawing explanation
Fig. 1 is signal controlling block diagram of the present invention.
Fig. 2 is place of the present invention work system structural representation.
Embodiment
Below in conjunction with embodiment, the invention will be further described:
As depicted in figs. 1 and 2, a kind of digital satellite star finder with auditory tone cues, comprising:
One high-frequency tuner 1, it is for receiving and process the radiofrequency signal of satellite antenna transmission;
One demodulator 2, it is connected with high-frequency tuner by bus, for carrying out to received signal demodulation;
One micro-control unit 3, it connects demodulator by bus, and demodulator and high-frequency tuner are controlled;
One display screen 4, it is connected with micro-control unit, for display parameter information under micro-control unit controls;
One input keyboard or touch-screen 5, it is connected with micro-control unit;
One Double Data Rate synchronous DRAM 6, it is connected with micro-control unit, for high-speed digital signal is processed;
One buck-boost type DC/DC transducer 8, it provides supply voltage by described power supply step-down conversion for high-frequency tuner, demodulator, micro-control unit, display screen and input keyboard or touch-screen; It is that 13V/18V is for tuner by described power supply boost conversion;
One audio frequency, video module 9, it is connected with micro-control unit, for image, acoustic information that demodulator is demodulated, exports;
One USB interface, it is connected with micro-control unit, for satellite parametric reduction, upgrades, system software upgrading, multimedia file is play;
An one built-in buzzer, for the parameter information of pointing out user to read.
One Flash memory cell, for storage system program, satellite parametric reduction information.
One built-in chargeable lithium cell, for internal circuit provides power supply.
Wherein, bus be SCL SDA holding wire.Micro-control unit is also connected with Flash flash memory.The charging circuit that supply module connects successively, battery and power supply circuits; Battery is lithium ion battery.Power supply circuits are the charging voltage of charging circuit input 12V; Power supply circuits are the 13V of tuner output or the supply power voltage of 18V.
Claims (4)
1. with a digital satellite star finder for auditory tone cues, it is characterized in that comprising:
One high-frequency tuner, it is for receiving and process the radiofrequency signal of satellite antenna transmission;
One demodulator, it is connected with high-frequency tuner by bus, for carrying out to received signal demodulation;
One micro-control unit, it connects demodulator by bus, and demodulator and high-frequency tuner are controlled;
One display screen, it is connected with micro-control unit, for display parameter information under micro-control unit controls;
One input keyboard or touch-screen, it is connected with micro-control unit;
One Double Data Rate synchronous DRAM, it is connected with micro-control unit, for high-speed digital signal is processed;
One buck-boost type DC/DC transducer, it provides supply voltage by described power supply step-down conversion for high-frequency tuner, demodulator, micro-control unit, display screen and input keyboard or touch-screen; It is that 13V/18V is for tuner by described power supply boost conversion;
One audio frequency, video module, it is connected with micro-control unit, for image, acoustic information that demodulator is demodulated, exports;
One USB interface, it is connected with micro-control unit, for satellite parametric reduction, upgrades, system software upgrading, multimedia file is play;
An one built-in buzzer, for the parameter information of pointing out user to read.
One built-in chargeable lithium cell, for internal circuit provides power supply.
2. a kind of digital satellite star finder with auditory tone cues according to claim 1, is characterized in that: described bus be SCL SDA holding wire.
3. a kind of digital satellite star finder with auditory tone cues according to claim 1, is characterized in that: described micro-control unit is also connected with Flash flash memory.
4. a kind of digital satellite star finder with auditory tone cues according to claim 1, is characterized in that: the charging circuit that described supply module connects successively, battery and power supply circuits; Described battery is lithium ion battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410418575.5A CN104202581A (en) | 2014-08-23 | 2014-08-23 | Digital satellite finder with voice prompt function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410418575.5A CN104202581A (en) | 2014-08-23 | 2014-08-23 | Digital satellite finder with voice prompt function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104202581A true CN104202581A (en) | 2014-12-10 |
Family
ID=52087801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410418575.5A Pending CN104202581A (en) | 2014-08-23 | 2014-08-23 | Digital satellite finder with voice prompt function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104202581A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2914108Y (en) * | 2006-06-01 | 2007-06-20 | 吕海龙 | Portable digital star identifier |
| CN101365122A (en) * | 2007-08-08 | 2009-02-11 | 吕海龙 | Portable frequency spectrum digital star identifier |
| CN204231567U (en) * | 2014-08-23 | 2015-03-25 | 珠海高星数码科技有限公司 | With the digital satellite star finder of auditory tone cues |
-
2014
- 2014-08-23 CN CN201410418575.5A patent/CN104202581A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2914108Y (en) * | 2006-06-01 | 2007-06-20 | 吕海龙 | Portable digital star identifier |
| CN101365122A (en) * | 2007-08-08 | 2009-02-11 | 吕海龙 | Portable frequency spectrum digital star identifier |
| CN204231567U (en) * | 2014-08-23 | 2015-03-25 | 珠海高星数码科技有限公司 | With the digital satellite star finder of auditory tone cues |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 519000, C Town, No. 18, No. seven road, Tang Wan Town, Guangdong City, Zhuhai Province, third stories, fourth stories, /B type workshop Applicant after: ZHUHAI GECEN INNOVATION TECHNOLOGY CO., LTD. Address before: 519000, C, 18 floor, No. 303, No. seven road, Tang Wan Town, Guangdong, Zhuhai, China, third Applicant before: ZHUHAI HDMISAT TECHNOLOGY CO., LTD. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141210 |
|
| RJ01 | Rejection of invention patent application after publication |