CN109257062A - A kind of software-based photovoltaic power generation signal receiving device and method of reseptance - Google Patents
A kind of software-based photovoltaic power generation signal receiving device and method of reseptance Download PDFInfo
- Publication number
- CN109257062A CN109257062A CN201811052349.4A CN201811052349A CN109257062A CN 109257062 A CN109257062 A CN 109257062A CN 201811052349 A CN201811052349 A CN 201811052349A CN 109257062 A CN109257062 A CN 109257062A
- Authority
- CN
- China
- Prior art keywords
- signal
- module
- frequency
- electrically
- connection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/401—Circuits for selecting or indicating operating mode
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of software-based photovoltaic power generation signal receiving device in signal reception technique field and method of reseptances, including the solar panel for converting solar energy into electrical energy, the solar panel power supply module that electrically output connection is exported for controlling electricity, the two-way electric connection of power supply module is used to store the battery of electricity, high-frequency signal receives head and electrically exports the signal judgment module connected for judging signal quality, high-frequency signal receives head and electrically inputs the frequency regulation block connected for adjusting frequency, electrically input connects the frequency modulation panel for controlling frequency regulation block to frequency regulation block, high-frequency signal receives head electrically display screen of the output connection for display frequency information, electrically input connects power supply module to display screen, the present invention is without additional connection electric wire, guarantee that equipment being capable of outer prolonged fortune out of office Row, has saved electric power, can guarantee the quality of the signal received, time saving and energy saving without artificial adjusting.
Description
Technical field
The present invention relates to signal reception technique field, specially a kind of software-based photovoltaic power generation signal receiving device and
Method of reseptance.
Background technique
Electric energy is the most common basic energy resource of today's society, but is difficult to carry in remote mountain area or field work big
The power equipment of scale, in not normal power supply, also without information transmitting carrier as internet, cable television
In the case of, people are difficult to get extraneous information, and in addition the signal in field is mixed and disorderly, receive frequency and are difficult to hold accurately, need
It is repeatedly adjusted by artificial, it is time-consuming and laborious, for this purpose, it is proposed that a kind of software-based photovoltaic power generation signal receiving device and reception
Method.
Summary of the invention
The purpose of the present invention is to provide a kind of software-based photovoltaic power generation signal receiving device and method of reseptances, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme: a kind of software-based photovoltaic power generation signal receives
Device, including the solar panel for converting solar energy into electrical energy, electrically output is connected for controlling solar panel
The power supply module of electricity output processed, the two-way electric connection of power supply module are used to store the battery of electricity, and power supply module is electrically defeated
The inverter that direct current is converted to 220V alternating current is connected out, and inverter electrically believe for receiving the high frequency of signal by output connection
Number head is received, high-frequency signal receives head, and electrically output connects signal judgment module for judging signal quality, and signal judges mould
The block automatic fine tuning module that electrically output connection receives the reception frequency of head for finely tuning high-frequency signal, signal judgment module are electrical
The output connection decoder module for converting electrical signals to audio and video frequency signal, decoder module electrically export connection for that will regard
The signal output interface of frequency and audio signal output, electrically input connects the frequency tune for adjusting frequency to high-frequency signal reception head
Mould preparation block, electrically input connects the frequency modulation panel for controlling frequency regulation block to frequency regulation block, and high-frequency signal receives head
Electrically output connection is used for the display screen of display frequency information, display screen electrical property input connection power supply module.
Preferably, power supply module includes the ice storing time module for detecting the electricity of battery, ice storing time mould
The power switch of block electrical property heat output connection control current path, power switch electrically direct current supply of the output for powering outward
Module.
Preferably, electrically input connection battery, the two-way electric connection battery of power switch supply ice storing time module
Electrically input connection solar panel, direct current supply module electrically export connection inverter to electric switch.
Preferably, decoder module includes the signal distinguishing module for distinguishing audio and video frequency signal, signal distinguishing module
Electrically output connection is used for the Video decoding module of decoding video signal and the audio decoder mould for decoding audio signal respectively
Block.
Preferably, signal distinguishing module electrically inputs connection signal judgment module, Video decoding module and audio decoder mould
Block electrically exports connection signal output interface.
Preferably, signal output interface includes audio output interface and video output interface, and audio output interface is electrically defeated
Enter to connect audio decoder module, electrically input connects Video decoding module to video output interface.
Preferably, display screen is LED single color display screen, and LED light supplement lamp is provided in display screen.
Preferably, a kind of received method of photovoltaic power generation signal:
S1, solar panel are converted solar energy into electrical energy to be stored in battery by power supply module, is powered simultaneously
Module detects the electricity stored in battery, and after the electricity in battery is filled with, electric energy caused by solar panel is direct
It is transmitted to inverter by power supply module, inverter DC conversion connects to be transmitted to high-frequency signal after 220v standard AC voltage
Receive head；
S2, high-frequency signal receive head and receive to wechat signal, and the signal received is transmitted to signal and judges mould
Block, signal judgment module tentatively judge signal, if weak output signal is difficult to distinguish, signal judgment module is to automatic fine tuning
Module sends fine tuning order, and the frequency that automatic fine tuning module receives head to high-frequency signal is finely adjusted, to guarantee to receive signal
Quality, receiving stable signal by decoder module decoding becomes video and audio signal, and decoder module believes audio and video
It number is transmitted in signal output interface, signal output interface connects playback equipment, completes to play；
S3, channel can be adjusted by frequency modulation panel, the adjustment signal of frequency modulation panel is passed by frequency regulation block
It transports to high-frequency signal to receive in head, control high-frequency signal receives head received signal frequency, and high-frequency signal receives head for frequency modulation
Information shown by display screen, meanwhile, the information about power selected in battery in battery is transmitted in display screen by power supply module
It has been shown that, can allow people that can timely recognize the operating condition of system.
Compared with prior art, the beneficial effects of the present invention are:
1, this practical information can be converted solar energy into electrical energy by solar panel and is stored in by power supply module
In battery, energy when not having sunlight of electricity caused by solar panel can be used directly after battery is filled with
The electricity for enough using battery, without additional connection electric wire, guarantee equipment can outer prolonged operation out of office, saved electricity
Power；
2, the signal received is transmitted in high-frequency signal reception head by the present invention by receiving head in high-frequency signal, signal
The stability and clarity of the signal received are judged automatically in judgment module, and the result of judgement is transmitted to automatically
Module is finely tuned, automatic fine tuning module generates fine tuning order according to the stability and clarity of signal, and fine tuning order is transmitted to
High-frequency signal receives in head, receives head to high-frequency signal and is finely adjusted, until signal is clear, can guarantee the signal received
Quality, it is time saving and energy saving without artificial adjusting.
Detailed description of the invention
Fig. 1 is principle of the invention figure；
Fig. 2 is power supply module functional block diagram of the present invention；
Fig. 3 is decoder module functional block diagram of the present invention.
In figure: 1 solar panel, 2 power supply modules, 21 ice storing time modules, 22 power switch, 23 direct current supply moulds
Block, 3 batteries, 4 inverters, 5 high-frequency signals receive head, 6 signal judgment modules, 7 automatic fine tuning modules, 8 decoder modules, 81 letters
Number discriminating module, 82 Video decoding modules, 83 audio decoder modules, 9 signal output interfaces, 10 frequency modulation panels, the adjustment of 11 frequencies
Module, 12 display screens.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of software-based photovoltaic power generation signal reception dress
It sets, including the solar panel 1 for converting solar energy into electrical energy, electrically output is connected for controlling solar panel 1
The power supply module 2 of electricity output processed, the electric energy for controlling the generation of solar panel 1 flow into battery 3 or flow directly into
Inverter 4 is system power supply, and the two-way electric connection of power supply module 2 is used to store the battery 3 of electricity, and power supply module 2 is electrically defeated
The inverter 4 that direct current is converted to 220V alternating current is connected out, and convenient for being system power supply, inverter 4 electrically use by output connection
Head 5 is received in the high-frequency signal for receiving signal, for receiving the video and audio signal of wechat, high-frequency signal receives head 5 electrically
Output connects the signal judgment module 6 for judging signal quality, judges the quality and stability of the signal received,
The automatic fine tuning module 7 that electrically output connection receives the reception frequency of head 5 for finely tuning high-frequency signal of signal judgment module 6, knot
The judgement for closing signal judgment module 6, the reception frequency for receiving head 5 to high-frequency signal are tentatively judged that signal judgment module 6 is electric
Property output connection with the decoder module 8 of audio and video frequency signal is converted electrical signals to, electrically output connection is used for decoder module 8
The signal output interface 9 that video and audio signal is exported, signal output interface 9 connects external played and sets, to audio and view
Frequency is restored, and high-frequency signal receives head 5 and electrically inputs the frequency regulation block 11 connected for adjusting frequency, is received with signal
Large area adjustment, electrically input connects the frequency modulation panel 10 for controlling frequency regulation block 11, hand for frequency regulation block 11
Dynamic to control frequency regulation block 11, high-frequency signal receives head 5, and electrically output connects the display for being used for display frequency information
Screen 12, shows channel, and electrically input connects power supply module 2 to display screen 12, shows to the electricity of battery 3, just
The cruise duration for judging battery 3.
Wherein, power supply module 2 includes the ice storing time module 21 for detecting the electricity of battery 3, ice storing time
The electrical heat of module 21 exports the power switch 22 of connection control current path, and the electrical output of power switch 22 is used to power outward
Direct current supply module 23 detects the charge capacity of battery 3, when battery 3 stores completely, electricity caused by solar panel 1
It is directly system power supply by inverter 4；
Electrically input connection battery 3, the two-way electric connection battery 3 of power switch 22 supply ice storing time module 21
Electrically input connects solar panel 1 to electric switch 22, and direct current supply module 23 electrically exports connection inverter 4, convenient for judging；
Decoder module 8 includes the signal distinguishing module 81 for distinguishing audio and video frequency signal, and signal distinguishing module 81 is divided
Not not electrically audio decoder mould of the output connection for the Video decoding module 82 of decoding video signal and for decoding audio signal
Satellite-signal is reduced to vision signal by block 83；
Signal distinguishing module 81 electrically inputs connection signal judgment module 6, Video decoding module 82 and audio decoder module
83 electrically export connection signal output interface 9, will play out on the signal transmission external equipment after transcoding；
Signal output interface 9 includes audio output interface and video output interface, audio output interface electrically input connection
Audio decoder module 83, electrically input connects Video decoding module 82 to video output interface, reads signal convenient for external equipment；
Display screen 12 is LED single color display screen, reduces the electric quantity consumption of battery 3, extends cruise duration, and display screen 12
Inside it is provided with LED light supplement lamp；
A kind of received method of photovoltaic power generation signal:
S1, solar panel 1 are converted solar energy into electrical energy to be stored in battery 3 by power supply module 2, is supplied simultaneously
Electric module 2 detects the electricity stored in battery 3, after the electricity in battery 3 is filled with, electricity caused by solar panel 1
Power supply module 2 can be directly over to be transmitted in inverter 4,4 DC conversion of inverter be 220v standard AC voltage after transmit
Head 5 is received to high-frequency signal；
S2, high-frequency signal receive 5 pairs of wechat signals of head and receive, and the signal received is transmitted to signal and judges mould
Block 6, signal judgment module 6 tentatively judge signal, if weak output signal is difficult to distinguish, signal judgment module 6 is to automatic
It finely tunes module 7 and sends fine tuning order, the frequency that automatic fine tuning module 7 receives head 5 to high-frequency signal is finely adjusted, to guarantee to receive
The quality of signal, receiving stable signal by the decoding of decoder module 8 becomes video and audio signal, and decoder module 8 is by audio
In video signal transmission to signal output interface 9, signal output interface 9 connects playback equipment, completes to play；
S3, channel can be adjusted by frequency modulation panel 10, the adjustment signal of frequency modulation panel 10 adjusts mould through overfrequency
Block 11 is transmitted to high-frequency signal and receives in head 5, and control high-frequency signal receives 5 received signal frequency of head, and high-frequency signal receives
First 5 show frequency modulated information by display screen 12, meanwhile, power supply module 2 passes the information about power selected in battery in battery 3
It transports in display screen 12 and shows, can allow people that can timely recognize the operating condition of system.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of software-based photovoltaic power generation signal receiving device, including the solar-electricity for converting solar energy into electrical energy
Pond plate (1), it is characterised in that: solar panel (1) power supply module (2) that electrically output connection is exported for controlling electricity,
Power supply module (2) two-way electric connection is used to store the battery (3) of electricity, and electrically output is connected direct current power supply module (2)
Electricity is converted to the inverter (4) of 220V alternating current, and electrically output connection receives inverter (4) for receiving the high-frequency signal of signal
Head (5), high-frequency signal receive head (5) and electrically export the signal judgment module (6) connected for judging signal quality, signal judgement
Module (6) the automatic fine tuning module (7) that electrically output connection receives the reception frequency of head (5) for finely tuning high-frequency signal, signal
Electrically output is connected with the decoder module (8) for converting electrical signals to audio and video frequency signal, decoder module judgment module (6)
(8) electrically signal output interface (9) of the output connection for exporting video and audio signal, high-frequency signal receive head (5) electricity
Property input connect frequency regulation block (11) for adjusting frequency, electrically input is connected for controlling frequency regulation block (11)
The frequency modulation panel (10) of frequency regulation block (11), high-frequency signal receives head (5), and electrically output connection is used for display frequency information
Display screen (12), display screen (12) electrically input connection power supply module (2).
2. a kind of software-based photovoltaic power generation signal receiving device according to claim 1, it is characterised in that: power supply module
It (2) include ice storing time module (21) for detecting the electricity of battery (3), ice storing time module (21) electrical property heat is defeated
The power switch (22) of connection control current path out, electrically output is used for the direct current supply mould powered outward to power switch (22)
Block (23).
3. a kind of software-based photovoltaic power generation signal receiving device according to claim 1, it is characterised in that: ice storing time
Module (21) electrically input connection battery (3), the two-way electric connection battery (3) of power switch (22), power switch (22)
Electrically input connection solar panel (1), direct current supply module (23) electrically output connection inverter (4).
4. a kind of software-based photovoltaic power generation signal receiving device according to claim 1, it is characterised in that: decoder module
It (8) include signal distinguishing module (81) for distinguishing audio and video frequency signal, signal distinguishing module (81) electrically output respectively
Audio decoder module (83) of the connection for the Video decoding module (82) of decoding video signal and for decoding audio signal.
5. a kind of software-based photovoltaic power generation signal receiving device according to claim 4, it is characterised in that: signal distinguishing mould
Block (81) electrically input connection signal judgment module (6), Video decoding module (82) and audio decoder module (83) are electrically defeated
Connection signal output interface (9) out.
6. a kind of software-based photovoltaic power generation signal receiving device according to claim 1, it is characterised in that: signal output connects
Mouth (9) includes audio output interface and video output interface, and electrically input connects audio decoder module (83) to audio output interface,
Video output interface electrically input connection Video decoding module (82).
7. a kind of software-based photovoltaic power generation signal receiving device according to claim 1, it is characterised in that: display screen (12)
For LED single color display screen, and LED light supplement lamp is provided in display screen (12).
8. a kind of received method of photovoltaic power generation signal, it is characterised in that:
S1, solar panel (1) are converted solar energy into electrical energy to be stored in battery (3) by power supply module (2), simultaneously
Power supply module (2) detects the electricity stored in battery (3), after the electricity in battery (3) is filled with, solar panel (1)
Generated electric energy is directly over power supply module (2) and is transmitted in inverter (4), and inverter (4) DC conversion is 220v mark
It is transmitted to high-frequency signal after quasi- alternating voltage and receives head (5)；
S2, high-frequency signal receive head (5) and receive to wechat signal, and the signal received is transmitted to signal judgment module
(6), signal judgment module (6) tentatively judges signal, if weak output signal is difficult to distinguish, signal judgment module (6) to
Automatic fine tuning module (7) sends fine tuning order, and the frequency that automatic fine tuning module (7) receives head (5) to high-frequency signal is finely adjusted,
To guarantee to receive the quality of signal, receiving stable signal by decoder module (8) decoding becomes video and audio signal, decoding
Audio and video frequency signal is transmitted in signal output interface (9) by module (8), and signal output interface (9) connects playback equipment, complete
At broadcasting；
S3, channel can be adjusted by frequency modulation panel (10), the adjustment signal of frequency modulation panel (10) adjusts mould through overfrequency
Block (11) is transmitted to high-frequency signal and receives in head (5), and control high-frequency signal receives head (5) received signal frequency, high frequency letter
Number receive head (5) by frequency modulated information by display screen (12) display, meanwhile, power supply module (2) will select battery in battery (3)
In information about power be transmitted to display in display screen (12), can allow people that can timely recognize the operating condition of system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811052349.4A CN109257062A (en) | 2018-09-10 | 2018-09-10 | A kind of software-based photovoltaic power generation signal receiving device and method of reseptance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811052349.4A CN109257062A (en) | 2018-09-10 | 2018-09-10 | A kind of software-based photovoltaic power generation signal receiving device and method of reseptance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109257062A true CN109257062A (en) | 2019-01-22 |
Family
ID=65047191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811052349.4A Pending CN109257062A (en) | 2018-09-10 | 2018-09-10 | A kind of software-based photovoltaic power generation signal receiving device and method of reseptance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109257062A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2153180Y (en) * | 1993-02-16 | 1994-01-12 | 王强 | Fm costant frequency receiver |
| CN101212610A (en) * | 2006-12-29 | 2008-07-02 | 康佳集团股份有限公司 | TV receiving signal tuning indication method |
| US20090082065A1 (en) * | 2007-09-21 | 2009-03-26 | Kwak John J | Stand alone emergency signal device housed in cell phone |
| US20100289446A1 (en) * | 2009-05-12 | 2010-11-18 | Samsung Electronics Co., Ltd. | Method and apparatus for providing charging information regarding portable terminal with solar cell |
| CN102545927A (en) * | 2011-12-07 | 2012-07-04 | 惠州Tcl移动通信有限公司 | Mobile terminal and processing method of reception function of mobile terminal |
| CN103473007A (en) * | 2012-06-07 | 2013-12-25 | 怡利电子工业股份有限公司 | Sliding switching method for broadcasting station and device thereof |
| CN204190880U (en) * | 2014-07-01 | 2015-03-04 | 孙航 | The signal receiving device of independent photovoltaic generating |
| CN206461709U (en) * | 2017-03-03 | 2017-09-01 | 钟沁轩 | A kind of broad-band receiver of use television tuner |
-
2018
- 2018-09-10 CN CN201811052349.4A patent/CN109257062A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2153180Y (en) * | 1993-02-16 | 1994-01-12 | 王强 | Fm costant frequency receiver |
| CN101212610A (en) * | 2006-12-29 | 2008-07-02 | 康佳集团股份有限公司 | TV receiving signal tuning indication method |
| US20090082065A1 (en) * | 2007-09-21 | 2009-03-26 | Kwak John J | Stand alone emergency signal device housed in cell phone |
| US20100289446A1 (en) * | 2009-05-12 | 2010-11-18 | Samsung Electronics Co., Ltd. | Method and apparatus for providing charging information regarding portable terminal with solar cell |
| CN102545927A (en) * | 2011-12-07 | 2012-07-04 | 惠州Tcl移动通信有限公司 | Mobile terminal and processing method of reception function of mobile terminal |
| CN103473007A (en) * | 2012-06-07 | 2013-12-25 | 怡利电子工业股份有限公司 | Sliding switching method for broadcasting station and device thereof |
| CN204190880U (en) * | 2014-07-01 | 2015-03-04 | 孙航 | The signal receiving device of independent photovoltaic generating |
| CN206461709U (en) * | 2017-03-03 | 2017-09-01 | 钟沁轩 | A kind of broad-band receiver of use television tuner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105611200B (en) | Zero consumption standby circuit and Zero-power-consumption standby TV | |
| CN109688449A (en) | A kind of wireless display screen | |
| CN104883779A (en) | Solar power generation high-voltage direct-current centralized-power-supply LED street lamp system | |
| CN109257062A (en) | A kind of software-based photovoltaic power generation signal receiving device and method of reseptance | |
| CN203289469U (en) | IOT gateway | |
| CN203708602U (en) | LED drive device controlled intelligently | |
| CN105575277A (en) | Energy-saving electronic information outdoor advertising board | |
| CN203573497U (en) | Solar LED traffic signal lamp circuit capable of realizing automatic brightness adjustment | |
| CN106160196B (en) | Uninterrupted power supply system of intermittent power supply concentrator of distribution transformer | |
| CN115441532A (en) | PSE device based on multi-mode energy and signal input and control method thereof | |
| CN102404620B (en) | Receiving terminal of digital television | |
| CN201742603U (en) | Constant current controlled LED drive circuit | |
| CN202218322U (en) | Energy-saving internet protocol television | |
| CN202103904U (en) | LED street lamp circuit with far end road condition monitoring function | |
| CN101261500B (en) | Safe energy-saving partial voltage electricity-borrowing switch | |
| CN201904951U (en) | LED intelligent control drive power supply based on digital processing unit | |
| CN206365088U (en) | A kind of integral controller for solar of intelligent radio light modulation constant current driving | |
| CN207490574U (en) | A kind of composite power source | |
| CN201413625Y (en) | Back light modulation circuit and TV set with the same | |
| CN201571130U (en) | Set top box and power supply antenna thereof | |
| CN202475690U (en) | Rapidly awakened set top box upon powering on | |
| CN202652110U (en) | Solar photovoltaic generating automatic tracking system whole-set device | |
| CN206164188U (en) | Cableway wireless base station's solar charging system | |
| WO2019153159A1 (en) | Wireless charging device and separate high-definition webcam | |
| CN200966008Y (en) | Optical receiving/transmitting bi-directional RF amplifier auto-control UPS |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190122 |
|
| RJ01 | Rejection of invention patent application after publication |