CN100496090C - Television with printing function - Google Patents
Television with printing function Download PDFInfo
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- CN100496090C CN100496090C CNB2006100697497A CN200610069749A CN100496090C CN 100496090 C CN100496090 C CN 100496090C CN B2006100697497 A CNB2006100697497 A CN B2006100697497A CN 200610069749 A CN200610069749 A CN 200610069749A CN 100496090 C CN100496090 C CN 100496090C
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Abstract
The invention discloses a TV set with a printing function, comprising a display unit, a digital interface, a processing unit connected with the digital interface, and a control unit for controlling the processing unit, where the digital interface is connected with an external digital storage device, the digital storage device stores data, and the processing unit is connected with a printer and outputs the processed data to the printer for printing when receiving a print instruction sent by the control device. And it has remarkable advantages of simple design, high feasibility, low cost, strong practicality, etc.
Description
Technical field
The invention belongs to tv mechanism technology for making field, specifically, relate to a kind of technology that in existing television set, increases printing function.
Background technology
Along with the digital multimedia technology use extensive day by day, the trend that 3C merges is accelerated day by day, interconnecting between various household electrical appliances, number, IT, the communication products becomes inevitable, especially along with digital equipments such as digital camera, Digital Video, MP3, printer are more and more universal, as the television set at home audio-visual center, simple image quality and audio can not adapt to consumer's needs.If can make the existing television set not only can TV reception, the digital pictures in media such as USB flash disk, hard disk, the digital camera directly can also be shown by TV simultaneously, and the digital graphics context information of liking printed, that will further promote the center that television set becomes digital home entertainment.At present, realize interconnected between the peripheral hardwares such as Digital Television and USB flash disk, portable hard drive, digital camera by USB interface, to show that by Digital Television the method for data message has a variety of in the peripheral hardware.But if can make existing television set realize the real time print of peripheral hardware graph text information when showing the peripheral hardware pictorial information, to the expansion of TV additional function, this technology does not also occur in existing television product beyond doubt for this.
Summary of the invention
The invention provides a kind of television set, by with being connected of peripheral digital storage equipment and printer, realize the visual information in the peripheral digital storage equipment is printed.
Further, the invention provides the television set of the compatible multiple digital interface mode of a kind of energy.
Further again, TV function provided by the invention comes the drive software of television set is upgraded according to the subsidiary digital interface drive software of peripheral digital storage equipment.
Further again, TV function provided by the invention shows optical signal on television set when realization prints peripheral digital storage equipment in real time.
Further again, the present invention further provides a kind of television set that can carry out processing such as convergent-divergent, rotation, brightness and color adjustment to the optical signal that shows.
Further, the present invention also provides a kind of television set that has memory cell, can will store through the data of decoding, extracts from memory cell when needed with convenient.
A kind of television set with printing function, the control device that comprises display unit, digital interface, the processing unit that is connected with described digital interface, the described processing unit of control, described digital interface links to each other with the external digital memory device, store data-signal in the described digital storage equipment, described processing unit and described digital storage equipment carry out exchanges data, and its data-signal is handled; Described processing unit links to each other with printer, when processing unit receives the print command that described control device sends, described treated data is outputed to printer print.
Wherein, described digital interface is USB interface or parallel interface, and the external digital memory device is by described digital interface and television set communication.Described control device is remote controller or is positioned at control panel on the television set.In order to make television set of the present invention can be applicable to the digital storage equipment of continual renovation, when the external digital memory device is inserted into the digital interface of television set, at first whether there is the digital interface upgrade file in the key numbers memory device, if there is the digital interface upgrade file, download and upgrade file then, upgrade digital interface and drive tabulation, to adapt to more digital storage equipment.
In the process that the data in the outside digital storage equipment are handled, processing unit in the television set is decoded to all or part of peripheral data that reads, and the video in will the data through decoding and facsimile signal export described display unit to after encoding again and show.Described control device sends control command to processing unit, so that the optical signal that display unit is chosen amplifies, dwindles, rotates, changes processing such as color, increase and decrease brightness.When processing unit receives print command, export printer to after the optical signal of choosing in the described display unit handled, drive printer and print.
Be connected with a memory cell on described processing unit, described processing unit reads the data of storing in the described digital storage equipment, and is stored in the described memory cell after vision signal and facsimile signal decoded respectively.When processing unit receives described print command, detect the optical signal of choosing in the described display unit, and search in the described memory cell data with its coupling according to testing result, to exporting printer to behind its coding, drive described printer and print.
Compared with prior art, advantage of the present invention and good effect are: the television set with printing function of the present invention has been realized communicating by letter between television set and external digital memory device and the printer by traditional USB interface or parallel interface, graph text information in the external digital memory device can be shown by television screen, and audio signal can be play by TV loudspeaker; And showing by television screen in the external digital memory device in the graph text information, can also control printer easily prints the picture and text that show, not only satisfy consumer's high-grade and appreciated demand, and expanded the additional function of Digital Television, help further to advance television set to become the center of digital home entertainment.In order to improve the compatibility of television set to outside digital storage equipment, the technical staff can be that the digital interface driving tabulation in the television set is upgraded by the external digital memory device that stores upgrade file, thereby has improved the adaptive capacity of television set.In addition, in order to improve the print speed of image, text and data, in advance store in memory by after the television set processing unit decoding image, text and data in the external digital memory device, choose the graph text information of needs printing as the user after, processing unit is directly sought data message corresponding with it in the memory and is sent to printer and prints, can effectively save the time-write interval, improve printing effect.
Description of drawings
Fig. 1 is the schematic block circuit diagram that has the printing function television set among the present invention;
Fig. 2 is the circuit catenation principle block diagram between USB controller and the encoding and decoding master controller;
Fig. 3 is the circuit catenation principle block diagram between encoding and decoding master controller and the TV decoding deck;
Fig. 4 is the main program control flow chart;
Fig. 5 is the print routine flow chart.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is done explanation in further detail.
Disclosed television set with printing function, its housing is provided with digital interface, described digital interface can be USB interface or parallel interface, can link to each other with the external digital memory device easily, realizes communicating by letter between external digital memory device and the television set.In television set inside, include the processing unit that is connected with described digital interface, at control device for television set such as remote controller or be positioned under the effect of the control panel on the television set, control described processing unit and the external digital memory device carries out exchanges data, and its data-signal handled, and then vision signal and graph text information, and realize the broadcast output of audio signal by TV loudspeaker by storing in the television display output external digital memory device.Described processing unit links to each other with printer, when processing unit receives the print command that described control device sends, the graph text information in the external digital memory device after handling is outputed to printer print.Described printer can link to each other with processing unit by the digital interface that is provided with on the tv shell; Also can be integrated in tv shell inside, realize data communication by data signal line and described processing unit.
In the process that the data in the outside digital storage equipment are handled, processing unit in the television set is decoded to all or part of peripheral data that reads, wherein, store in the memory after vision signal in the peripheral hardware and facsimile signal decoded respectively, and video that will be through decoding and facsimile signal export display unit to after encoding again and show.Described control device sends control command to processing unit, so that the optical signal that display unit is chosen amplifies, dwindles, rotates, changes processing such as color, increase and decrease brightness.When processing unit receives print command, detect the optical signal of choosing in the described display unit, and search in the described memory cell data with its coupling according to testing result, to exporting printer to behind its coding, drive described printer and print.
Below by a specific embodiment method of software and hardware with printing function television set of the present invention is done concrete elaboration.The digital interface of present embodiment is example with the USB interface, and printer is realized data communication by USB interface and television set.Described USB interface links to each other with the USB controller, the data read in the USB device is finished coding, the decoding processing of data under its effect in the encoding and decoding master controller as processing unit.In described encoding and decoding master controller, include audio decoder module and video decode module, the encoding and decoding master controller at first carries out document retrieval to the peripheral data that receives, distinguish voice data, video data and image, text and data, after video data and image, text and data sent into the video decode module and decode, the output video component carries out image processing to television set TV decoding deck, and then shows by display output.After the voice data of distinguishing is sent into the audio decoder module and is carried out decoding processing, be transformed into analog signal by D/A converter, after sound intensifier amplifies, send into Sound Processor Unit and carry out Audio Processing, and then, the MP3 in the external USB equipment, the music of WMA form can be play in television set by power amplifier driving loud speaker output audio signal.For the image data of forms such as the JPEG that reads from external USB equipment, BMP, TIF, the encoding and decoding master controller stores in the memory after it is decoded, and for the need of follow-up printing, particular circuit configurations is referring to shown in Figure 1.Wherein, DC power supply is USB interface, USB controller, encoding and decoding master controller and memory power supply by DC voltage converter.As a same reason, print after also can converting pictorial information to the Word message of storing in the peripheral digital storage equipment.
Fig. 2, Fig. 3 are the circuit catenation principle block diagrams between USB interface, USB controller, encoding and decoding master controller and the TV decoding deck.Wherein, the USB controller connects a USB interface USB1 by data wire DM1, DP1; Connect another USB interface USB2 (is example with two USB interface) by data wire DM2, DP2, realize the data communication between USB interface and the USB controller.Wherein, interface USB1 is the multiplex interface of external USB equipment and printer, connects the USB controller by signal identification id line.When connecting printer, ID is a high level; When connecting external USB equipment, ID ground connection is low level.The USB controller judges the kind of connection device, and then changes its internal drive pattern according to the ID signal that receives, realizes communicating by letter between peripheral hardware and the television set.The USB controller links to each other with the encoding and decoding master controller with chip selection signal line CS by address bus A1～A12, data/address bus D0～D15, read-write control bus WR, RD, and VBUS, EXVBO, VBP, PO, OC are the control signal wires of realizing television set and external USB equipment bidirectional communication function.Described encoding and decoding master controller is decoded to the external data that receives, and generates the digital-to-analog vision signal and connects the TV decoding deck, generates digital audio and video signals and passes through I
2The S bus outputs in the TV decoding deck.Described TV decoding deck to the video image that receives encode, after the image quality enhancement process, SCARLER image processing, the driving display output image.At this moment, can also carry out the adjustment of various image effects, as brightness, contrast, definition, colourity etc.The encoding and decoding master controller receives the control command that remote controller sends, and can realize that 12 pictures are browsed, the name of image upset, picture, function such as delete, duplicates.In order to save the time-write interval, television set is transferred to printer by another USB interface with pictorial information in browsing pictures, if the user has chosen the picture of browsing at this moment, directly this picture is stopped, select the printing button on the remote controller photo print can be come out, make the user just can " wash " digital photograph at home, convenient and practical.
Fig. 4 is the main program control flow chart, after television set works on power, and at first to hardware circuit register and the initialization of main menu control program, display system operation main menu picture, wait-for-response user operational order.If user's this moment selects to read the data in the external USB equipment, then television set checks at first whether USB device connects, if do not have USB device to be connected on the television set this moment, then shows " not having USB device to connect " by display, returns the main menu picture; If there is USB device to connect, then at first check whether there is upgrade file in the USB device, if there is upgrade file, this upgrade file is downloaded, and upgraded USB driving tabulation; If there is not upgrade file, then read the data in the USB device, and the data that read are carried out document retrieval classification, voice data is sent into audio decoder, video data is sent into Video Decoder, and output in the memory after image, text and data decoded.The audio, video data that the decoding back generates outputs in the TV decoding deck of television set by the audio frequency and video output channel respectively, by the display display video image, by the loudspeaker plays sound accompaniment, thereby has realized data displaying the play on television set in the USB device.
Fig. 5 is the print routine flow chart, when the user browses picture and text in the USB device by television display, if want picture and text is printed, choose and want the picture and text printed, press the printing key on the remote controller, television set checks at first whether printer connects after the print command that receives the user; If do not connect, then show the printer error message, withdraw from printing model; Otherwise, search data message corresponding with it in the memory according to the graph text information that the user selects, after then the data message in the memory being encoded, send to printer and carry out figure message printing, and the feedback Printer Information.
The present invention has realized the printout merit of television set by the method that adopts above-mentioned software and hardware to combine Can, simplicity of design, feasibility height have the remarkable advantages such as with low cost, practical, make television set Beginning really becomes the axle center that the 3C of family merges, and simultaneously, has started a kind of brand-new fashion network life side Formula. Certainly, above-mentioned explanation is not to be limitation of the present invention, and the present invention also is not limited in above-mentioned giving an example, The variation that those skilled in the art make in essential scope of the present invention, retrofit, add Add or replace, also should belong to protection scope of the present invention.
Claims (5)
1, a kind of television set with printing function, comprise display unit, digital interface, the processing unit that is connected with described digital interface, control control device and at least one memory cell of described processing unit, described digital interface links to each other with the external digital memory device, store data-signal in the described digital storage equipment, described processing unit and described digital storage equipment carry out exchanges data, and data-signal handled, it is characterized in that: described processing unit reads the data of described digital storage equipment, and be stored in the described memory cell after the vision signal that reads and facsimile signal decoded respectively, and vision signal that will be through decoding and facsimile signal export described display unit to after encoding again and show; Described processing unit links to each other with printer, when processing unit receives the print command that control device sends, detect the optical signal of choosing in the described display unit, and search in the described memory cell data with the described optical signal coupling of choosing according to testing result, export printer to after the digital coding to described coupling and print.
2, the television set with printing function according to claim 1 is characterized in that: described digital interface is USB interface or parallel interface.
3, the television set with printing function according to claim 1 is characterized in that: described control device is remote controller or is positioned at control panel on the television set.
4, the television set with printing function according to claim 1, it is characterized in that: when described digital storage equipment is inserted into the digital interface of television set, at first whether there is the digital interface upgrade file in the key numbers memory device, if there is the digital interface upgrade file, then download described upgrade file, upgrade digital interface and drive tabulation.
5, the television set with printing function according to claim 1, it is characterized in that: described control device sends control command to processing unit, so that the optical signal that display unit is chosen amplifies, dwindles, rotates, changes color and increase and decrease brightness processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100697497A CN100496090C (en) | 2006-08-02 | 2006-08-02 | Television with printing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100697497A CN100496090C (en) | 2006-08-02 | 2006-08-02 | Television with printing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1905617A CN1905617A (en) | 2007-01-31 |
| CN100496090C true CN100496090C (en) | 2009-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100697497A Active CN100496090C (en) | 2006-08-02 | 2006-08-02 | Television with printing function |
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| Country | Link |
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| CN (1) | CN100496090C (en) |
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Address after: 266071 Shandong city of Qingdao province Jiangxi City Road No. 11 Patentee after: HISENSE Co.,Ltd. Patentee after: Hisense Video Technology Co.,Ltd. Address before: 266071 Shandong city of Qingdao province Jiangxi City Road No. 11 Patentee before: HISENSE Co.,Ltd. Patentee before: HISENSE ELECTRIC Co.,Ltd. |
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