CN104410886B - A kind of projecting apparatus and method by identifying capacitance card broadcasting audio/video file - Google Patents
A kind of projecting apparatus and method by identifying capacitance card broadcasting audio/video file Download PDFInfo
- Publication number
- CN104410886B CN104410886B CN201410767530.9A CN201410767530A CN104410886B CN 104410886 B CN104410886 B CN 104410886B CN 201410767530 A CN201410767530 A CN 201410767530A CN 104410886 B CN104410886 B CN 104410886B
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- China
- Prior art keywords
- capacitance
- capacitive sensing
- audio
- video file
- card
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Controls And Circuits For Display Device (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
The invention discloses a kind of projecting apparatus by identifying capacitance card broadcasting audio/video file, include multiple capacitance cards, a memory, a key-press module, a projection module, a capacitive sensing array, a capacitive sensing chip and a processor, wherein：Each capacitance card corresponds to an audio/video file, thus when capacitance card is placed in capacitive sensing array by user, the capacitive sensing array induction capacitance card, capacitive sensing chip is according to the electric signal that capacitive sensing array exports and output capacitance value is to processor, processor transfers audio/video file to memory, and projection module is recycled to project the video in audio/video file on screen.Projecting apparatus disclosed by the invention by the identification to capacitance card, can quickly find file destination, carry out multiple page turning without using remote controler, greatly improve work efficiency, convenient and efficient.
Description
Technical field
The present invention relates to projecting apparatus more particularly to a kind of projecting apparatus and side by identifying capacitance card broadcasting audio/video file
Method.
Background technology
Projecting apparatus is a kind of equipment that can be projected image or video on curtain, is widely used in family, office
Room, school and public place of entertainment, it is different according to working method, there are the different types such as CRT, LCD, DLP.Chinese projector products consumption
Market is concentrated mainly on the large- and-medium size cities such as the more flourishing North China of economy, East China, south China.Education, commercial affairs, government, home entertaining
It is four big main consumer groups of the Chinese projecting apparatus industry of support.Make a general survey of Chinese projector market.Quantity either from product,
In terms of quality or kind, certain maturity is all reached, the popularization and application of product makes projecting apparatus determine in the psychology of user
Position changes from more professional display device to mass product, and the marketing scale of industry constantly expands.With porjector technology
It continuing to develop, the micro projector for the video that occurs prestoring in the market, this projecting apparatus is controlled mostly by remote controler, but
It is to be using the limitation of remote controler, user will find file destination in substantial amounts of video file, it is necessary to carry out multiple turn over
Page operations, operating process is cumbersome, inefficiency.
The content of the invention
The technical problem to be solved in the present invention be to provide one kind can quickly find file destination, work efficiency it is high and
By identifying that capacitance card plays the projecting apparatus and method of audio/video file.
In order to solve the above technical problems, the present invention adopts the following technical scheme that.
A kind of projecting apparatus by identifying capacitance card broadcasting audio/video file includes：Multiple capacitance cards, Duo Ge electricity
Hold and the copper foil of preset shape is respectively equipped on card, the copper foil on each capacitance card is corresponding with a capacitance；One memory, institute
Memory is stated to correspond to multiple capacitance cards and be preset with multiple audio/video files；One key-press module is used to input button operation；One
Projection module is used to the video in audio/video file projecting screen；One capacitive sensing array, is used for inductance capacitance card
The copper foil of on piece and export electric signal；One capacitive sensing chip is electrically connected to capacitive sensing array, the capacitive sensing chip
To output capacitance value after the Electric signal processing of capacitive sensing array output；One processor, the memory, key-press module, projection
Module, capacitive sensing array and capacitive sensing chip are electrically connected in processor, and the processor performs key-press module input
Button operation and start-up capacitance induction chip, and according to capacitive sensing chip export capacitance identify capacitance card, then from
The audio/video file corresponding to the capacitance card is transferred in memory, makes projection module that the video in the audio/video file is projected screen
On curtain.
Preferably, the processor is also electrically connected with a display module, and the display module is used to show image and send
Prompting.
Preferably, the processor is also electrically connected with a loud speaker, and the loud speaker is used to export voice signal.
A kind of method for playing audio/video file by identifying capacitance card, this method is based on projecting apparatus realization, the throwing
Shadow instrument includes multiple capacitance cards, a memory, a key-press module, a projection module, a capacitive sensing array, a capacitive sensing
Chip and a processor, the memory, key-press module, projection module, capacitive sensing array and capacitive sensing chip are electric respectively
Processor is connected to, the described method includes：The processor performs the button operation of key-press module input and start-up capacitance senses
Chip, and the capacitance exported according to capacitive sensing chip identifies capacitance card, then the capacitance card institute is transferred from memory
Corresponding audio/video file makes projection module project the video in the audio/video file on screen.
Preferably, the processor is also electrically connected with a display module, and the display module is used to show image and send
Prompting.
Preferably, the processor is also electrically connected with a loud speaker, and the loud speaker is used to export voice signal.
In projecting apparatus and the method disclosed by the invention for playing audio/video file by identifying capacitance card, each capacitance card
A corresponding audio/video file, thus when capacitance card is placed in capacitive sensing array by user, the capacitive sensing array induction electricity
Hold card, capacitive sensing chip according to the electric signal that capacitive sensing array exports and output capacitance value to processor, processor to
Memory transfers audio/video file, and projection module is recycled to project the video in audio/video file on screen.It is disclosed by the invention
Projecting apparatus, by the identification to capacitance card, can quickly find file destination, repeatedly be turned over without using remote controler
Page, greatly improves work efficiency, convenient and efficient.
Description of the drawings
Fig. 1 is the present invention by identifying that capacitance card plays the circuit block diagram of the projecting apparatus of audio/video file.
Specific embodiment
The present invention is described in more detail with reference to the accompanying drawings and examples.
The invention discloses a kind of by identifying that capacitance card plays the projecting apparatus of audio/video file, as shown in Figure 1, it includes
There are multiple capacitance cards 1, a memory 2, a key-press module 3, a projection module 4, a capacitive sensing array 5, a capacitive sensing
6 and one processor 7 of chip, wherein：
It is respectively equipped with the copper foil of preset shape on multiple capacitance cards 1, the copper foil on each capacitance card 1 is corresponding with an electricity
Capacitance；
The memory 2 corresponds to multiple capacitance cards 1 and is preset with multiple audio/video files；
The key-press module 3 is used to input button operation；
The projection module 4 is used to the video in audio/video file projecting screen；
The capacitive sensing array 5 exports electric signal for the copper foil on inductance capacitance card 1；
The capacitive sensing chip 6 is electrically connected to capacitive sensing array 5, and the capacitive sensing chip 6 is to capacitive sensing battle array
Output capacitance value after the Electric signal processing that row 5 export；
The memory 2, key-press module 3, projection module 4, capacitive sensing array 5 and capacitive sensing chip 6 are electrically connected respectively
It is connected to processor 7, the processor 7 performs the button operation that key-press module 3 inputs and start-up capacitance induction chip 6, and according to
The capacitance that capacitive sensing chip 6 exports identifies capacitance card 1, then the shadow corresponding to the capacitance card 1 is transferred from memory 2
Sound file makes projection module 4 project the video in the audio/video file on screen.
In above-mentioned projecting apparatus, each capacitance card 1 corresponds to an audio/video file, thus when capacitance card 1 is placed in by user
During capacitive sensing array 5, capacitive sensing array 5 senses the capacitance card 1, and capacitive sensing chip 6 is defeated according to capacitive sensing array 5
To processor 7, processor 7 transfers audio/video file to memory 2, recycles projection module 4 for the electric signal that goes out and output capacitance value
Video in audio/video file is projected on screen.Projecting apparatus disclosed by the invention, can by the identification to capacitance card 1
File destination quickly is found, multiple page turning is carried out without using remote controler, greatly improves work efficiency, it is convenient and efficient.
As a kind of preferred embodiment, the processor 7 is also electrically connected with a display module 8, and the display module 8 is used to show
Diagram picture is also electrically connected with a loud speaker 9 with prompting, the processor 7 is sent, and the loud speaker 9 is used to export voice signal,
And then play the audio in audio/video file.
On the basis of said structure projecting apparatus, invention additionally discloses one kind by identifying that capacitance card plays audio/video file
Method, this method includes：
The processor 7 performs the button operation that key-press module 3 inputs and start-up capacitance induction chip 6, and according to capacitance
The capacitance that induction chip 6 exports identifies capacitance card 1, then the audio-visual text corresponding to the capacitance card 1 is transferred from memory 2
Part makes projection module 4 project the video in the audio/video file on screen.
In projecting apparatus and the method disclosed by the invention for playing audio/video file by identifying capacitance card, in multiple capacitance cards
Piece 1, memory 2, key-press module 3, projection module 4, capacitive sensing array 5, the common work of capacitive sensing chip 6 and processor 7
Under, file destination can be quickly found, multiple page turning is carried out without using remote controler, substantially increases service efficiency, it is convenient
Fast.
The above is preferred embodiments of the present invention, is not intended to limit the invention, all technology models in the present invention
Interior done modification, equivalent substitution or improvement etc. are enclosed, should be included in the range of of the invention protect.
Claims (6)
- It is 1. a kind of by identifying that capacitance card plays the projecting apparatus of audio/video file, it is characterised in that include：Multiple capacitance cards, are respectively equipped with the copper foil of preset shape on multiple capacitance cards, the copper foil pair on each capacitance card There should be a capacitance；One memory, the memory correspond to multiple capacitance cards and are preset with multiple audio/video files；One key-press module is used to input button operation；One projection module is used to the video in audio/video file projecting screen；One capacitive sensing array, the copper foil being used on inductance capacitance card and export electric signal；One capacitive sensing chip, is electrically connected to capacitive sensing array, and the capacitive sensing chip exports capacitive sensing array Electric signal processing after output capacitance value；One processor, the memory, key-press module, projection module, capacitive sensing array and capacitive sensing chip are electrically connected respectively It is connected to processor, the processor performs the button operation of key-press module input and start-up capacitance induction chip, and according to capacitance The capacitance of induction chip output identifies capacitance card, then the audio/video file corresponding to the capacitance card is transferred from memory, Projection module is made to project the video in the audio/video file on screen.
- 2. as described in claim 1 by identifying that capacitance card plays the projecting apparatus of audio/video file, which is characterized in that the place Reason device is also electrically connected with a display module, and the display module is used to show image and sends prompting.
- 3. as described in claim 1 by identifying that capacitance card plays the projecting apparatus of audio/video file, which is characterized in that the place Reason device is also electrically connected with a loud speaker, and the loud speaker is used to export voice signal.
- A kind of 4. method for playing audio/video file by identifying capacitance card, which is characterized in that it is real that this method is based on a projecting apparatus It is existing, the projecting apparatus include multiple capacitance cards, a memory, a key-press module, a projection module, a capacitive sensing array, One capacitive sensing chip and a processor, the memory, key-press module, projection module, capacitive sensing array and capacitive sensing Chip is electrically connected in processor, the described method includes：The processor performs the button operation of key-press module input and start-up capacitance induction chip, and according to capacitive sensing chip The capacitance of output identifies capacitance card, then the audio/video file corresponding to the capacitance card is transferred from memory, makes projective module Block projects the video in the audio/video file on screen.
- 5. the method for playing audio/video file by identifying capacitance card as claimed in claim 4, which is characterized in that the processing Device is also electrically connected with a display module, and the display module is used to show image and sends prompting.
- 6. the method for playing audio/video file by identifying capacitance card as claimed in claim 4, which is characterized in that the processing Device is also electrically connected with a loud speaker, and the loud speaker is used to export voice signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410767530.9A CN104410886B (en) | 2014-12-12 | 2014-12-12 | A kind of projecting apparatus and method by identifying capacitance card broadcasting audio/video file |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410767530.9A CN104410886B (en) | 2014-12-12 | 2014-12-12 | A kind of projecting apparatus and method by identifying capacitance card broadcasting audio/video file |
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| Publication Number | Publication Date |
|---|---|
| CN104410886A CN104410886A (en) | 2015-03-11 |
| CN104410886B true CN104410886B (en) | 2018-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410767530.9A Expired - Fee Related CN104410886B (en) | 2014-12-12 | 2014-12-12 | A kind of projecting apparatus and method by identifying capacitance card broadcasting audio/video file |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105306728A (en) * | 2015-11-09 | 2016-02-03 | 上海斐讯数据通信技术有限公司 | Mobile phone, mobile phone incoming call identification method and mobile phone incoming call identification system |
| CN108459778A (en) * | 2018-04-08 | 2018-08-28 | 深圳天际云数字技术有限公司 | Multimedia show man-machine interaction method and device |
| CN108744540A (en) * | 2018-07-30 | 2018-11-06 | 鹤山雅图仕印刷有限公司 | A kind of slidingtype playing device |
| CN108648770B (en) * | 2018-07-30 | 2023-08-01 | 鹤山雅图仕印刷有限公司 | Rotary playing device |
| CN113709387A (en) * | 2021-08-16 | 2021-11-26 | 中国农业银行股份有限公司苏州分行 | Service content query method based on RFID Internet of things |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060089920A (en) * | 2005-02-03 | 2006-08-10 | 노경덕 | Beam projector |
| CN201281239Y (en) * | 2008-05-26 | 2009-07-29 | 唯冠科技（深圳）有限公司 | Backlight module and display device |
| CN202855097U (en) * | 2012-09-13 | 2013-04-03 | 珠海市伴学郎电子有限公司 | Interactive child entertainment learning machine |
| CN202917170U (en) * | 2012-09-28 | 2013-05-01 | 深圳市博悦生活用品有限公司 | Projection film story machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221846A (en) * | 2010-04-16 | 2011-10-19 | 鸿富锦精密工业（深圳）有限公司 | Computer equipment |
-
2014
- 2014-12-12 CN CN201410767530.9A patent/CN104410886B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060089920A (en) * | 2005-02-03 | 2006-08-10 | 노경덕 | Beam projector |
| CN201281239Y (en) * | 2008-05-26 | 2009-07-29 | 唯冠科技（深圳）有限公司 | Backlight module and display device |
| CN202855097U (en) * | 2012-09-13 | 2013-04-03 | 珠海市伴学郎电子有限公司 | Interactive child entertainment learning machine |
| CN202917170U (en) * | 2012-09-28 | 2013-05-01 | 深圳市博悦生活用品有限公司 | Projection film story machine |
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| Publication number | Publication date |
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| CN104410886A (en) | 2015-03-11 |
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Granted publication date: 20180522 Termination date: 20191212 |