CN2819675Y - Portable device with digital TV-set and digital video playing functions - Google Patents
Portable device with digital TV-set and digital video playing functions Download PDFInfo
- Publication number
- CN2819675Y CN2819675Y CNU200520106684XU CN200520106684U CN2819675Y CN 2819675 Y CN2819675 Y CN 2819675Y CN U200520106684X U CNU200520106684X U CN U200520106684XU CN 200520106684 U CN200520106684 U CN 200520106684U CN 2819675 Y CN2819675 Y CN 2819675Y
- Authority
- CN
- China
- Prior art keywords
- digital
- portable apparatus
- audio
- electrically connected
- described processor
- 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.)
- Expired - Fee Related
Links
- 230000006870 function Effects 0.000 title claims description 14
- 230000006837 decompression Effects 0.000 claims description 4
- 230000005236 sound signal Effects 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- JLGLQAWTXXGVEM-UHFFFAOYSA-N triethylene glycol monomethyl ether Chemical compound COCCOCCOCCO JLGLQAWTXXGVEM-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- 241000533950 Leucojum Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Abstract
A kind of portable apparatus of playing Digital Television and being stored in the digital audio-video content (comprising sound attitude image and music etc.) in the memory card, its mainly with digital media processor (DMP) as control and the image processing center; This digital media processor is connected with Digital Television station selector, memory card card reading machine, volatile ram, Nonvolatile memory, digital audio respectively to analog converter and LCD; This digital media processor may command Digital Television station selector carries out channel selection, and the MPEG-2 signal by its digital television program of sending into is decompressed; The may command calculating punch reads stored digital audio-video content in the memory card that is plugged in it in addition, these two kinds of image sources are switched by the user selects one to watch, delivers to LCD after this digital media processor is handled the image source that is selected and shows.
Description
Technical field
The utility model relates to a kind of Portable playing device, relates in particular to a kind of playing device that can compatiblely play Digital Television and be stored in the digital audio-video in the memory card.
Background technology
Because digital camera has and checks captured photo and erasable advantage immediately, and the pixel of existing digital camera is at least all more than 3,000,000, resolution has also surmounted traditional egative film formula camera, therefore, replaces egative film formula camera in recent years nearly fully.Have LCD to be suitable for the size that naked eyes are appreciated thereby be difficult to do poling for checking that it is size-constrained in camera body and power consumption though digital camera all possesses, its image quality (comprising brightness, contrast and resolution etc.) is also non-very good; And check photo on camera, also can consume the electric power of camera itself, thereby reduce the number that camera can continue to take pictures, still non-is a kind of highly desirable mode of checking photo.Therefore; some user can use another digital photo album, to specialize in storage and to inspect digital photo, to avoid reducing the endurance of digital camera; and the LCD that should the numeral photo album can be equipped with large-size and preferable image quality usually is fit to inspecting of digital photo.And many digital cameras also provide dynamically audio-visual recording function simultaneously except that basic digital photo shoot function, so the memory card of digital camera might comprise digital photo and dynamic video content digital information.
On the other hand, the digitlization of radiovision has also become inevitable trend, and Digital Television (DigitalTV) had been determined will or to have replaced traditional simulated television (Analog TV) already.Digital Television is compared with simulated television, except that having advantages such as high image quality, high tone quality and high frequency range utilance, the effect of obtaining signal more is far from simulated television and can reach, Digital Television promptly has the splendid ability of obtaining signal on the ground, even also can obtain good signal on the vehicle in advancing at a high speed.Though had vehicle-mounted and the appearance of taking simulated television product in the past, but because of the electric wave signal of simulated television is stopped by landform and building very easily and the interference of other electric wave, the signal of receiving under the static situation in ground is an instability to the utmost, take place very easily that picture is beated, snowflake and become situations such as black and white screen, especially more can't satisfy the running collection of letters demand of automobile high-speed, practicality is not high, makes that the simulated television product of vehicle-mounted type and taking only is to serve as a contrast or foil the role on the market all the time.Yet, along with the arriving of Digital Television, and the advancing by leaps and bounds of colour liquid crystal display device technology, be about to thoroughly change this situation, numerous and confused the appearing on the market like the mushrooms after rain of vehicle-mounted type and taking Digital Television.
Digital photo inspect and the rating of Digital Television for the consumer, become epochmaking electronic installation all, and its all essential use LCD is with display frame, but do not see as yet that on the market the device that has these two kinds of functions concurrently is arranged at present, if can gather this two function, must improve the surcharge of product, have more competitiveness than the product of simple function, and this market demand certainly exists, and should be satisfied.
The utility model content
Main purpose of the present utility model is to provide a kind of portable apparatus that has Digital Television and digital audio-video playing function concurrently, it has the body of miniaturization, and the function that has the Digital Television reception and read digital audio-video content stored in the memory card (as digital photograph and dynamically audio-visual), the user can carry, and can in same body, select to watch Digital Television or check the digital audio-video content, with the maximum utility of performance portable image display unit.
To achieve these goals, the portable apparatus of Digital Television and digital audio-video playing function that has concurrently of the present utility model is for being provided with LCD and necessary battery on small-sized shell body; In this housing then with digital media processor (DMP) as control and the image processing center, it is connected with Digital Television station selector, memory card card reading machine, volatile ram, Nonvolatile memory, digital audio respectively to analog converter and LCD; This digital media processor may command Digital Television station selector carries out channel selection, and the MPEG-2 signal by its digital television program of sending into is decompressed; This calculating punch of may command reads stored digital audio-video content in the memory card that is plugged in it in addition, and this digital audio-video content can be static digital photo or dynamic digital audio-video, and these two kinds of image sources are switched by the user selects one to watch; Delivering to LCD after this digital media processor is handled the image source that is selected shows.
Description of drawings
Fig. 1 is the circuit block diagram of the utility model embodiment;
Fig. 2 is the control flow chart of the utility model embodiment.
In the accompanying drawing, the list of parts of each label representative is as follows:
The 1-digital media processor
2-Digital Television station selector
The 3-calculating punch
41-first internal memory
42-second internal memory
The 5-user interface
The 6-LCD
The 7-digital audio is to analog converter
The 8-audio frequency amplifier
S1～S8-step
Embodiment
Fig. 1 is the circuit block diagram of the utility model preferred embodiment.As shown in Figure 1, the utility model is with digital media processor (Digital Media Processor, DMP) 1 control centre of circuit operation as a whole, and image processing center.Processor 1 has the function of programmable (programmable), can carry out action according to default program (program), and have the decompression ability of MPEG-2 and JPEG at least.Certainly, any those skilled in the art must know, processor 1 is if having other more decompression, decoding and image processing ability, when increasing more eurypalynous image data, as forms such as TIFF (TIF), RAW, MPEG-1, MPEG-3 (MP3) and MPEG-4.The numbering ES6425 processor that commercially available ESS Technology company is sold is preferable enabled production.
Periphery at processor 1 is electrically connected with Digital Television station selector 2, memory card card reading machine 3, first internal memory 41, second internal memory 42, user interface 5, LCD 6, digital audio to analog converter (Audio DAC) 7 and audio frequency amplifier 8.Wherein, user interface 5 preferably can further be provided for the wireless or wire remote control devices of user's input control order, as mains switch, volume and TV channel selection etc. for being located at the button on the housing.First internal memory 41 is a Nonvolatile memory, is preferably electronic type can erase programmble read only memory PROM (EEPROM) or flash memory (flashmemory), and it is used to store processor 1 and carries out the required control program of overall operation.Second internal memory 42 is a volatile ram, is preferably synchronous dynamic random and deposits internal memory (SDRAM), is used for for the temporary data of processor 1 access.
Digital Television station selector 2 is connected with antenna 21, but the radio wave of receiving digital television, when the user watches Digital Television by user interface 5 settings, station selector 2 promptly is subject to processing the control of device 1 and starts, and the channel program that the user is selected receives and demodulation (demodulation), and deliver to processor 1 with the original compression form of MPEG-2, by processor 1 decompress be reduced to video and audio signal after, deliver to LCD 6 and digital audio respectively to analog converter 7, can present the image and the sound of selected channel program.Certainly, those skilled in the art also must understand, the LCD 6 of indication only represents that it is for being suitable for most the slim color monitor of small size of the present utility model at present herein, do not get rid of the display that uses other type, if there is other available display to be developed, the utility model ought also can adopt in the future.At audio-frequency unit, digital audio to the number format audio signal of the Digital Television that analog converter 7 will be sent by processor 1 is converted to analog format, it is delivered to audio frequency amplifier 8 again and carry out power amplification, audio frequency amplifier 8 is delivered to the audio signal after the power amplification loudspeaker 81 again and is sounded or be connected to earphone 82 via earphone socket.
Memory card card reading machine 3 be used to the to peg graft memory card of one or more patterns is as CompactFlash (CF), Micro Drive, Secure Digital (SD), Multi Media Card (MMC), Memory Stick (MS), Smart Media (SM) and xD etc.When the user selects to check the digital audio-video content and have memory card to be plugged in the calculating punch 3, processor 1 is that control card reading machine 3 reads stored digital audio-video content in this memory card, the most common digital photo form that uses of digital camera is JPEG (JPG) form at present, also have minority high-order digit camera to be available for users to store the digital photo of TIFF (TIF) and RAW form, therefore the processor 1 of preferred embodiment of the present utility model has the ability of processing JPEG (JPG) format digital photograph at least.Processor 1 digital photo that is read in is decompressed and/or image processing after, be about to the video image signal and be sent to LCD 6 and show.In addition, some digital camera also provides dynamic recording function, dynamic image and sound can be stored in the memory card with the MPEG-1/2/4 form, or there is part digital music player (as the MP3 player) that the function that stores the MP3 digital music data with memory card also is provided, this type of dynamically audio-visual processing also can be provided in preferred embodiment of the present utility model, more fully serve so that the user to be provided.
Fig. 2 is the overall operation flow chart of the utility model preferred embodiment.The utility model promptly carries out system initialization (initialize) S1 automatically after start; Wait for promptly after initialization is finished that the user assigns the instruction S2 that enters digital television mode or enter the Card Reader pattern, if the user selects to enter the Card Reader pattern, then processor 1 promptly as above-mentionedly read and handle digital photo stored in the memory card or image; And if the user selects to enter digital television mode, then processor 1 promptly starts station selector 2 and receives S3; At this moment, the user can select its digital TV channel S4 that desires to watch; Station selector 2 is promptly sent the digital signal S5 of this selected channel behind the selected channel; Processor 1 is promptly to this digital signal S6 that decompresses; Can play the image and the sound S7 of this selected channel after the decompression; Thereafter, S8 when as if the user channel change being arranged promptly gets back to step S4, carries out the processing of another channel; If do not have, then continue to play the program of present selected channel.
The above only is a preferred embodiment of the present utility model, be not so promptly limit claim of the present utility model, the equivalent structure transformation that every utilization specification of the present utility model and accompanying drawing content are done, directly or indirectly be used in other relevant technical field, all in like manner be included in the claim of the present utility model.
Claims (12)
1. a portable apparatus that has Digital Television and digital photo playing function concurrently is characterized in that, comprising:
Digital media processor has the decompression ability of MPEG and jpeg format;
First internal memory is electrically connected on described processor, is Nonvolatile memory, is used to store the performed control program of described processor;
Second internal memory is electrically connected on described processor, is volatile ram, is used to store the temporary data that described processor produces;
User interface is electrically connected on described processor, comprises the button that is used for user's input instruction;
The Digital Television station selector is electrically connected on described processor, has the ability of reception of Digital Television electric wave and demodulation, is used for the signal of chosen channel is sent to described processor with the MPEG-2 form;
Calculating punch is electrically connected on described processor, is used to the memory card of pegging graft, and is subjected to the control of described processor, reads the stored digital audio-video content of memory card that is plugged in it;
Display is electrically connected on described processor, can receive the signal of video signal from described processor, and be shown;
Digital audio is electrically connected on described processor to analog converter, will be converted to analog signal from the digital audio and video signals of described processor;
By the combination of said modules, the user can be watched Digital Television or inspect digital audio-video with selection, and show corresponding image by described display by described user interface input instruction.
2. portable apparatus as claimed in claim 1 is characterized in that saving as in described first flash memory or the electronic type programmble read only memory PROM of can erasing.
3. portable apparatus as claimed in claim 1 is characterized in that saving as synchronous dynamic random in described second deposits internal memory.
4. portable apparatus as claimed in claim 1 is characterized in that further including antenna, and described antenna electricity is connected with described station selector.
5. portable apparatus as claimed in claim 1, it is characterized in that further including audio frequency amplifier, described audio frequency amplifier and described digital audio to analog converter are electrically connected, and carry out power amplification with the simulated audio signal that described transducer is exported.
6. portable apparatus as claimed in claim 5 is characterized in that further including loudspeaker, and described loudspeaker and described audio frequency amplifier are electrically connected.
7. portable apparatus as claimed in claim 5 is characterized in that further including earphone, and described earphone and described audio frequency amplifier are electrically connected.
8. portable apparatus as claimed in claim 1 is characterized in that described display is a LCD.
9. portable apparatus as claimed in claim 1 is characterized in that described calculating punch has one or more combination of specifications such as Compact Flash, Micro Drive, Secure Digital, Multi Media Card, MemoryStick, Smart Media and xD.
10. portable apparatus as claimed in claim 1 is characterized in that described processor further has the ability of handling tiff format and/or RAW form.
11. portable apparatus as claimed in claim 1 is characterized in that described user interface further comprises wired or Digiplex.
12. portable apparatus as claimed in claim 1 is characterized in that digital audio-video content stored in the described memory card is digital photo, dynamic audio-visual or digital music.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200520106684XU CN2819675Y (en) | 2005-08-31 | 2005-08-31 | Portable device with digital TV-set and digital video playing functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200520106684XU CN2819675Y (en) | 2005-08-31 | 2005-08-31 | Portable device with digital TV-set and digital video playing functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2819675Y true CN2819675Y (en) | 2006-09-20 |
Family
ID=37005736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200520106684XU Expired - Fee Related CN2819675Y (en) | 2005-08-31 | 2005-08-31 | Portable device with digital TV-set and digital video playing functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2819675Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412822A (en) * | 2013-07-26 | 2013-11-27 | 华为技术有限公司 | Operation method of non-volatile RAM, data operation method and relevant device |
-
2005
- 2005-08-31 CN CNU200520106684XU patent/CN2819675Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412822A (en) * | 2013-07-26 | 2013-11-27 | 华为技术有限公司 | Operation method of non-volatile RAM, data operation method and relevant device |
| CN103412822B (en) * | 2013-07-26 | 2017-06-06 | 华为技术有限公司 | Operation Nonvolatile memory and the method and relevant apparatus of data manipulation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8648931B2 (en) | Systems and methods for capturing images of objects | |
| US20120008001A1 (en) | Method for displaying image data in portable terminal | |
| CN101360196A (en) | Television receiver and television display method | |
| CN2819675Y (en) | Portable device with digital TV-set and digital video playing functions | |
| CN113455013B (en) | Electronic device for processing image and image processing method thereof | |
| KR20010037513A (en) | Portable music video reproducing apparatus and method for reproducing thereof | |
| US20040109015A1 (en) | Multimedia broadcasting apparatus | |
| JPH1065948A (en) | Electronic camera with liquid crystal display device | |
| US20070046792A1 (en) | Image compositing | |
| US20090049504A1 (en) | Multivideo-purpose portable electronic device | |
| JPH10215397A (en) | Digital electronic camera | |
| CN201114505Y (en) | An image display and video playing device | |
| CN100433803C (en) | Digital media player | |
| CN201060361Y (en) | Projection/camera assembly | |
| TW577229B (en) | Module and method for graphics display | |
| US20060112326A1 (en) | Electronic album management system, computer-readable recording medium storing electronic album management data, mobile communication terminal equipped with electronic album management system, data storage method for electronic album management, and data readout method for electronic album management | |
| KR20060112540A (en) | Apparatus and method for processing thumbnail image in television receiver | |
| KR100419271B1 (en) | Memory mounted lsi for processing image, image processing apparatus having the lsi, and image access method using the lsi | |
| CN201717948U (en) | Television set | |
| US20060001766A1 (en) | Digital multimedia playing and recording storage device with a function of a digital camera | |
| CN201061177Y (en) | Multi-video function type portable electronic device | |
| CN201252610Y (en) | Multi-function television | |
| CN101211546A (en) | Digital photo holder frame | |
| CN101325695A (en) | Liquid crystal television with USB-OTG function | |
| JP3097205U (en) | Multimedia playback device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |