CN2620442Y - Digital photograph and medium document playing apparatus based on television set - Google Patents
Digital photograph and medium document playing apparatus based on television set Download PDFInfo
- Publication number
- CN2620442Y CN2620442Y CNU032177259U CN03217725U CN2620442Y CN 2620442 Y CN2620442 Y CN 2620442Y CN U032177259 U CNU032177259 U CN U032177259U CN 03217725 U CN03217725 U CN 03217725U CN 2620442 Y CN2620442 Y CN 2620442Y
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- signal output
- host cpu
- pcmcia
- cpu device
- television set
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Abstract
The utility model discloses a playback device based on the television digital picture and the streaming media file, comprising a PCMCIA interface card inserting groove device that adapts the flash memory card, a PCMCIA interface device that can read the message stored in the flash memory card, a main CPU device that can decode the data file in the flash memory card, a video signal output device, an audio signal output device, an SDRAM memory device, an EPROM program firmware and a power management device. The PCMCIA interface device is used to read the data files of images and animated images or sounds stored in the accessed CF or other kind of flash memory cards; the built-in DSP data signal processor in the CPU device and the RISC simplified instruction set computer chip can decode the data files in the CF or other kind of flash memory cards. The data files of images or sounds are transferred into analog signals of images or sounds to be played on the television. The utility model is a convenient, rapid, and practical playback device for browsing digital pictures based on television digital picture and streaming media file.
Description
Technical field
The utility model belongs to the electrical application technology field, particularly relates to a kind of based on the digital photograph of television set and the playing device of files in stream media.
Background technology
Digital camera is to be accompanied by the fast development of digital technology and to enter into people's daily life, digital camera is recorded in subject in the storage medium with digital signaling, realize the transmission of photo in the mode of digital information, browse and printout, it is by the electronic device ccd image sensor, under effect of light, the intensity of light is converted into the accumulation of electric charge, by A/D converter the picture signal of taking in is converted to digital signal again, this digital signal is through after the compression of program curing, image deposits storage medium in binary numeral, in the CF card, transfer data to computer by the CF card again, browse and printout by computer realization.Digital camera is owing to adopt electronic device CCD to replace traditional sensitive film, image information is stored in the flash memory with digital form, also can transfer data to computer, have the incomparable advantage of traditional camera, need not be chemical as it towards Xian's process, environment is not polluted; Image taking speed is fast, promptly claps promptly to show; Can use image processing software to carry out programmed process, make image perfect more; Have the permanent of the unlimitedness of duplicating and preservation; Can the image of taking be carried out remote transmission fast by means of network technology; Can in photographic images, carry out the record of sound; Has the multiple mode of browsing, view and admire; Fail safe is good in the shooting process, do not have the light leakage phenomena of film, and need not film etc. consumable material.Just because of digital camera has these advantages, particularly along with the fast development of Chinese national economy, the significantly raising of living standards of the people, the variation that people pursue quality of life, what people used digital camera now is more and more, digital camera has become one of necessity of people's daily lifes, but because the photo that digital camera is taken needs can browse and printout by means of computer, this is for the great majority family of configuration computer not as yet, brought the inconvenience of using, on the other hand, the display screen of general computer is all less, the photo that shows is also less relatively, makes many people can't co-browse.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, provide a kind of browse digital photograph convenient, fast, practical based on the digital photograph of television set and the playing device of files in stream media.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of based on the digital photograph of television set and the playing device of files in stream media, it comprises:
One can with the suitable pcmcia cards slot apparatus of flash card, its role is to provide an interface slot, this slot PCMCIA adapter of can pegging graft, dissimilar flash cards (as, CF, SD, SM, MMC, Memory Stick etc.) all by adopting different PCMCIA adapters to change;
One can read the pcmcia interface device of flash card stored information, its role is to the stored information that this interface arrangement will insert the flash card of pcmcia cards slot apparatus and reads in the host CPU device;
One host CPU device, the flash card data file that its role is to the pcmcia interface device is read in is decoded, be converted into the signal of analog image or sound by the signal of digital picture or sound, promptly recover its image or sound original state, and picture signal delivered to video signal output apparatus, voice signal is delivered to audio signal output device;
One video signal output apparatus its role is to the analog picture signal that the host CPU device is sent is exported to the video signal input terminal of television set, and signal format can make VGA, YCbCr, YpbPr or compound Video signal, to adapt to the requirement of concrete television set;
Vision signal also can directly adopt digital signal output, as the CCIR656 form, and by the D/A switch circuit of television set inside, the output analog signal;
One audio signal output device its role is to the analoging sound signal that the host CPU device is sent is exported to the audio signal input end of television set;
One SDRAM storage arrangement is random asccess memory, its role is to the host CPU device provides interim memory space, stores program, data, intermediate object program of current use etc.;
One EPROM program firmware is erasable programmable read-only memory, its role is to the host CPU device provides the program that depositing immobilizes repeats, and the special means of this program employing can change content wherein;
One electric power controller its role is to the power supply of pcmcia cards slot apparatus is controlled, to guarantee the fail safe of pcmcia interface card slot;
Pcmcia cards slot apparatus and PCMCIA adapter plug, the signal output of flash card is connected to the signal input of pcmcia interface device by the pcmcia cards slot apparatus, the signal output of pcmcia interface device is connected to the signal input of host CPU device, the host CPU device respectively with the SDRAM storage arrangement, EPROM program firmware is connected, the vision signal output of host CPU device is connected to video signal output apparatus, the audio signal output of host CPU device is connected to audio signal output device, the control signal output of host CPU device is connected to the input of electric power controller, and the output signal of electric power controller is connected to the control end of pcmcia cards slot apparatus.
In actual use, the storage card such as the CF cartoon of ordinary digital camera are crossed PCMCIA adapter insertion pcmcia cards slot apparatus, store ordinary digital camera image of taking and the sound of recording on the CF card, and these images and sound, it is the data file that deposits storage medium with binary numeral in, after the CF card inserts, under the driving of host CPU device control signal, control by electric power controller gets the pcmcia cards slot apparatus, the pcmcia cards slot apparatus get electric after, the data file of the CF card that plugs with the pcmcia cards slot apparatus can be read into by the pcmcia interface device, the data file of the CF card that reads in is sent into the host CPU device by the pcmcia interface device, in the host CPU device, by its built-in DSP data signal processor and RISC risc chips thereof, the data files of importing into such as compressed format JPEG photo are decoded, in decode procedure, the host CPU device is by erasable programmable read-only memory EPROM program firmware, and store the program of current use, data, the temporary storage SDRAM storage arrangement of intermediate object program etc. carries out work, after the decoding, the data file of sending into the image of host CPU device or sound is converted into the analog signal of image or sound, promptly be resumed original appearance into image or sound, wherein image analoging signal is sent to video signal output apparatus by the host CPU device, the speech simulation signal is sent to audio signal output device by the host CPU device, because video signal output apparatus is the video signal input terminal that is connected to television set, on television set, just can see the digital camera captured image information, audio signal output device is the audio signal input end that is connected to television set, just can hear the sound that digital camera is recorded by the sound play device of television set.
The flash card that is plugged in the CF of pcmcia cards slot apparatus or other type also can be the data file by the image or the sound of computer dump, or animation data file, then reads in and decodes by of the present utility model, by being play on the television set.
For the bigger live image of the music data formatted file of recording as MP3, multimedia file format AVI, compression ratio and the files in stream media such as compressed file format MPEG of sound, because these images and animation or sound all is to be stored on the flash media of CF card or other type with binary digital form, all can adopt said apparatus to decode, digital signal is converted into analog signal and exports television set to, image and sound are broadcasted by television set.
The beneficial effects of the utility model are, since adopted will with the suitable pcmcia cards slot apparatus of the flash card of CF or other type as input interface, by of the image of CF card and the reading of animation or sound data file of pcmcia interface device to inserting, and by DSP data signal processor built-in in the host CPU device and RISC risc chips thereof, CF card data file is decoded, the data file of image or sound is converted into the analog signal of image or sound, promptly recover its image or sound original state, and give video signal output apparatus with image analoging signal, the speech simulation signal is given audio signal output device, make people can read and listen to the image of taking by digital camera by general television set, animation and the sound of recording, or broadcast is by the image and the animation of computer dump, the music that the MP3 walkman is recorded, and reading multimedia file format AVI, the live image that compression ratio is bigger and the files in stream media information such as compressed file format MPEG of sound, for this reason, strengthened the function of use of television set greatly, people can be made things convenient for, on television set, also can see or hear originally the MP3 that need could play by means of computer or other equipment quickly, AVI, the pictures and sounds that files in stream media such as MPEG are play.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail; But of the present utility modelly be not limited to based on the digital photograph of television set and the playing device of files in stream media
Embodiment.
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is a circuit diagram one of the present utility model;
Fig. 3 is a circuit diagram two of the present utility model;
Fig. 4 is a circuit diagram three of the present utility model;
Fig. 5 is a circuit diagram four of the present utility model.
Embodiment
Shown in accompanying drawing, of the present utility model based on the digital photograph of television set and the playing device of files in stream media, it comprises: one can with the suitable pcmcia cards slot apparatus 5 of flash card, the effect of pcmcia cards slot apparatus 5 is to provide an interface slot, this slot flash card of can pegging graft; One can read the pcmcia interface device 4 of flash card stored information, the effect of pcmcia interface device 4 is that this interface arrangement can read in host CPU device 1 with the stored information of inserting the flash card of pcmcia cards slot apparatus, pcmcia interface device 4 mainly comprises chip U2, U4, NAND gate U3A, U3B, U3C, its chips U2 model is 74HCT374, chip U4 model is 74HC273, and NAND gate U3A, U3B, U3C model are 74HCT32; One host CPU device 1, the effect of host CPU device 1 is that the flash card data file that the pcmcia interface device is read in decodes, be converted into the signal of analog image or sound by the signal of digital picture or sound, promptly recover its image or sound original state, and picture signal delivered to video signal output apparatus 8, voice signal is delivered to audio signal output device 7, and host CPU device 1 is that the chip of MJ6460 constitutes by model mainly; One video signal output apparatus 8, the effect of video signal output apparatus 8 is the analog picture signal that the host CPU device is sent is exported to the video signal input terminal of television set, and video signal output apparatus 8 is made up of inductance L 2, L3, L5, capacitor C 19, C20, C22, C23, C29, C30, resistance R 42, R50, R58; One audio signal output device 7, audio signal output device 7 effects are the analoging sound signal that the host CPU device is sent is exported to the audio signal input end of television set, audio signal output device 7 is made up of chip U1 and peripheral resistance, electric capacity, and wherein U1 chip model is WM8706; One SDRAM storage arrangement 2, SDRAM storage arrangement 2 is a random asccess memory, and its effect is to host CPU device 1 provides interim memory space, stores program, data, intermediate object program of current use etc., and SDRAM storage arrangement 2 is made of chip U10; One EPROM program firmware 3, EPROM program firmware 3 is erasable programmable read-only memory, its effect is to provide the program that depositing immobilizes repeats for host CPU device 1, this program adopts special means can change wherein content, and EPROM program firmware 3 is made of chip U9; One electric power controller 6, the effect of electric power controller 6 is the power supply of pcmcia cards slot apparatus 5 is controlled, to guarantee the fail safe of pcmcia interface card slot 5, electric power controller 6 is made up of triode Q1, Q2, capacitor C 5, C6, C7, resistance R 11, R12;
Pcmcia cards slot apparatus 5 plugs with the PCMCIA adapter, the signal output of flash card is connected to the signal input of pcmcia interface device 4 by pcmcia cards slot apparatus 5, the signal output of pcmcia interface device 4 is connected to the signal input of host CPU device 1, host CPU device 1 respectively with SDRAM storage arrangement 2, EPROM program firmware 3 is connected, the vision signal output of host CPU device 1 is connected to video signal output apparatus 8, the audio signal output of host CPU device 1 is connected to audio signal output device 7, the control signal output of host CPU device 1 is connected to the input of electric power controller 6, and the output signal of electric power controller 6 is connected to the control end of pcmcia cards slot apparatus 5.
In actual use, the storage card such as the CF cartoon of ordinary digital camera are crossed PCMCIA adapter insertion pcmcia cards slot apparatus 5, store ordinary digital camera image of taking and the sound of recording on the CF card, and these images and sound, it is the data file that deposits storage medium with binary numeral in, after the CF card inserts, under the driving of host CPU device 1 control signal, control by electric power controller 6 gets pcmcia cards slot apparatus 5, pcmcia cards slot apparatus 5 electric after, the data file of the CF card that plugs with pcmcia cards slot apparatus 5 can be read into by pcmcia interface device 4, the data file of the CF card that reads in is sent into host CPU device 1 by pcmcia interface device 4, in host CPU device 1, by its built-in DSP data signal processor and RISC risc chips thereof, the data files of importing into such as compressed format JPEG photo are decoded, in decode procedure, host CPU device 1 is by erasable programmable read-only memory EPROM program firmware 3, and store the program of current use, data, the temporary storage SDRAM storage arrangement 2 of intermediate object program etc. carries out work, after the decoding, the data file of sending into the image of host CPU device 1 or sound is converted into the analog signal of image or sound, promptly be resumed original appearance into image or sound, wherein image analoging signal is sent to video signal output apparatus 8 by host CPU device 1, the speech simulation signal is sent to audio signal output device 7 by host CPU device 1, because video signal output apparatus 8 is the video signal input terminals that are connected to television set, on television set, just can see the digital camera captured image information, audio signal output device 7 is the audio signal input ends that are connected to television set, just can hear the sound that digital camera is recorded by the sound play device of television set.
The CF card that is plugged in pcmcia cards slot apparatus 5 also can be the data file by the image or the sound of computer dump, or animation data file, then reads in and decodes by of the present utility model, by being play on the television set.
For the bigger live image of the music data formatted file of recording as MP3, multimedia file format AVI, compression ratio and the files in stream media such as compressed file format MPEG of sound, because these images and animation or sound all is to be stored on the CF card media with binary digital form, all can adopt said apparatus to decode, digital signal is converted into analog signal and exports television set to, image and sound are broadcasted by television set.
Claims (1)
1. one kind based on the digital photograph of television set and the playing device of files in stream media, it is characterized in that: it comprise one can realize that the host CPU device, that the flash card data file is decoded is provided with the pcmcia interface device, that the suitable pcmcia cards slot apparatus, of flash card can read the flash card stored information can numeral or video signal output apparatus, an audio signal output device, a SDRAM storage arrangement, an EPROM program firmware, an electric power controller of analog format output; Flash card plugs by PCMCIA adapter and pcmcia cards slot apparatus, the signal output of flash card is connected to the signal input of pcmcia interface device by the pcmcia cards slot apparatus, the signal output of pcmcia interface device is connected to the signal input of host CPU device, the host CPU device respectively with the SDRAM storage arrangement, EPROM program firmware is connected, the vision signal output of host CPU device is connected to video signal output apparatus, the audio signal output of host CPU device is connected to audio signal output device, the control signal output of host CPU device is connected to the input of electric power controller, and the output signal of electric power controller is connected to the control end of pcmcia cards slot apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032177259U CN2620442Y (en) | 2003-05-30 | 2003-05-30 | Digital photograph and medium document playing apparatus based on television set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032177259U CN2620442Y (en) | 2003-05-30 | 2003-05-30 | Digital photograph and medium document playing apparatus based on television set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2620442Y true CN2620442Y (en) | 2004-06-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032177259U Expired - Fee Related CN2620442Y (en) | 2003-05-30 | 2003-05-30 | Digital photograph and medium document playing apparatus based on television set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2620442Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100345447C (en) * | 2004-12-24 | 2007-10-24 | 上海广电（集团）有限公司中央研究院 | Medium broadcaster with synchronizing function |
| CN100440947C (en) * | 2005-05-13 | 2008-12-03 | 海尔集团公司 | Multifunctional television |
| CN108124173A (en) * | 2017-12-11 | 2018-06-05 | 深圳创维－Rgb电子有限公司 | A kind of one-to-many throw shields display methods, system and storage medium |
-
2003
- 2003-05-30 CN CNU032177259U patent/CN2620442Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100345447C (en) * | 2004-12-24 | 2007-10-24 | 上海广电（集团）有限公司中央研究院 | Medium broadcaster with synchronizing function |
| CN100440947C (en) * | 2005-05-13 | 2008-12-03 | 海尔集团公司 | Multifunctional television |
| CN108124173A (en) * | 2017-12-11 | 2018-06-05 | 深圳创维－Rgb电子有限公司 | A kind of one-to-many throw shields display methods, system and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XIAMEN OVERSEAS CHINESE ELECTRONIC ENTERPRISE CO. Free format text: FORMER OWNER: HUAQIAO ELECTRONIC ENTERPRISE CO., LTD., XIAMEN Effective date: 20070126 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070126 Address after: 361006 No. 22 Huli Avenue, Fujian, Xiamen Patentee after: Xiamen Overseas Chinese Electronic Co., Ltd. Address before: 361006 No. 22 Huli Avenue, Fujian, Xiamen Patentee before: Xiamen Huaqiao Electronic Enterprise Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040609 Termination date: 20100530 |