KR100242587B1 - Hardware program transmitting control method for internet television - Google Patents

Abstract

According to the present invention, it is possible to determine whether or not the hardware installed thereon is a recognizable file according to the MIME type of HTML document files respectively received when retrieving web information on the Internet from an Internet television. The present invention provides a hardware program transmission control method for an Internet television that automatically downloads a hardware IC and records it in a programmable gate array IC such as an FPGA.

To this end, the present invention is to receive the moving picture, still picture, audio file included in the web information on the Internet to drive the dedicated hardware to output playback or audio output through the video screen, the Internet mode is set to the Internet A first step of executing a search for the web information on the web; a second step of determining whether the MIME type for the HTML document file of the web information on which the search is executed is recognizable by the pre-loaded related hardware; If it is determined that the MIME type for the document file cannot be recognized by the pre-loaded associated hardware, the ISP performs a communication requesting the ISP's hardware file server to inquire whether the MIME type can be transmitted for a hardware IC file that can recognize the MIME type. Step 3, as a result of the inquiry communication, the MIME type of the HTML document file of the web information is converted into hardware of the ISP. If it is determined that the server supports the type, the fourth step of performing download request communication to download the hardware IC file of the corresponding format, and recording and storing the downloaded hardware IC file of the new format to the FPGA by emulating operation, And a fifth step of displaying or audio outputting the HTML document file recognized by the hardware IC file.

Description

Hardware Program Transmission Control Method of Internet Television

The present invention relates to a method for controlling transmission of a hardware program of an Internet television. More particularly, the hardware program for retrieving web information according to an Internet mode in a television is received according to a file type of an HTML document file received for a predetermined website. The present invention relates to a program transmission control method of an Internet television that can be automatically downloaded and used.

Recently, the use of the Internet service to provide a variety of communication information for a specific subscriber terminal through the Internet Service Provider (ISP) on the information communication network has been spreading, the communication connection of such an Internet service is a TCP / IP method It can be executed by a web browser program such as mosaic or netscape on a personal computer (PC) or a workstation equipped with a modem.

At this time, in the Internet service, predetermined image information (for example, JPEG format, GIF format, or PCX format image information) in the form of HTML (Hyper Text Makeup Language) document on the ISP side as well as the previous Goper or FTP document. ) And the use of Web information as multimedia information reproduced together with voice information (e.g., Real-Audio, etc.) is widely spread, and HTML documents used as a language defining such web information are widely used. The adopted hypertext function designates the portion where the hypertext mark is displayed so that connection with other web information can be made by mouse click on the portion.

On the other hand, in the television, text information and image information included in web information provided by a predetermined ISP that is provided with a dedicated modem for Internet service, which was limited to a personal computer or a workstation-class computer. For example, Internet televisions with Internet service functions for converting them into video signals of a television video standard such as NTSC system and playing them through a CRT screen have been developed and commercialized.

In such an Internet television, a web browser program stored in a nonvolatile memory such as a ROM is started to receive web information provided from an ISP through a modem to process data through a microprocessor. The program and related software programs are operated to recognize and display the HTML document files of the web information.

On the other hand, a predetermined website that is received on the Internet to provide a variety of various moving picture, still picture, audio files such as MPEG (Moving Picture Expert Group), AVI or QuickTime or Real Audio, Internet television The side is provided with dedicated hardware composed of IC (Integrated Circuit) as processing means for outputting and reproducing various moving images, still images, or audio files provided on the Internet through the screen or the speaker. It transmits to Micro Computer (Micom), and character information and image information can be reproduced through a CRT screen while being stored in a volatile memory such as RAM.

However, in such Internet televisions, when a dedicated web browser program is run to search a website for predetermined web information on the Internet, HTML of various MIME types (Multi-Purpose Internet Mail Extensions Types) for each web information is various. In order to store various images, still images, and audio files provided through the document file in a predetermined memory means or to display or output the images properly, it is necessary to recognize a file corresponding to the corresponding MIME type and to display or output the audio. Not only does the user have to acquire and install the hardware in the form of IC at that time, but also needs to upgrade the hardware in preparation for the increase in the number of data processing bits due to the file system upgrade. There is a disadvantage.

Accordingly, the present invention has been made in view of the above circumstances, and it is determined whether or not the hardware installed thereon is a recognizable file according to the MIME type of the HTML document file received at the time of retrieving web information on the Internet from the Internet television. It is an object of the present invention to provide a hardware program transmission control method for Internet television that automatically downloads an optimal hardware IC capable of recognizing and playing back a MIME type file and recording the same on a programmable gate array IC such as an FPGA.

According to the hardware program transmission control method of the Internet television according to the present invention to achieve the above object, by receiving the moving picture, still picture, audio file included in the web information on the Internet to drive the dedicated hardware to play through the video screen In an Internet television for output or audio output, a first step of performing an Internet mode search for web information on the Internet, and a MIME type for HTML document files of the web information for which the search is performed is pre-loaded. A second step of judging whether the relevant hardware is recognizable; if it is determined that the MIME type for the HTML document file cannot be recognized by the pre-loaded related hardware, the ISP recognizes the corresponding MIME type on the hardware file server side. The third step of performing communication inquiring whether or not transmission of the possible hardware IC file is possible. If it is determined that the MIME type for the HTML document file of the web information is a type supported by the ISP's hardware file server as a result of the inquiry communication, performing a download request communication to download the hardware IC file of the format; The program transfer of the Internet television comprising the fifth step of recording and storing the downloaded hardware IC file of the new format in the FPGA by emulating operation, and displaying or audio outputting the HTML document file recognized by the hardware IC file. Provide control method.

According to the present invention configured as described above, in the case of searching the web information according to the execution of the Internet mode in the Internet television, it is determined whether the MIME type is recognized for the HTML document file of the web information and the related hardware stored in the ROM. If it is not recognized by the program, the ISP asks the hardware file server to automatically download the software program that can recognize the MIME type.

1 is a block diagram showing a hardware program transmission control apparatus for an Internet television for explaining the method according to the present invention;

2 is a flowchart illustrating an operation according to a preferred embodiment of the hardware program transmission control method for an Internet television according to the present invention.

* Explanation of symbols for main parts of the drawings

2: tuner, 4: video IF section,

6: mode switching unit, 8: image processing unit,

10: speech processing unit, 12: modem,

14: CPU, 16: interface unit,

18: ROM, 20: Flash ROM

22: RAM, 24: FPGA,

26: function setting section, 28: data memory,

30: microcomputer, 100: ISP.

Hereinafter, the present invention configured as described above will be described in detail with reference to the accompanying drawings.

That is, Fig. 1 is a block diagram showing a program transmission control apparatus for an Internet television explaining a method according to the present invention. In Fig. 1, reference numeral 2 denotes a channel for tuning a predetermined channel generated from a microcomputer 30, which will be described later. A tuner which receives the tuning data and tunes an RF signal of a corresponding channel among multiple channels induced in the reception antenna, mixes it with a local oscillation frequency signal generated by the channel tuning data, and outputs it as an intermediate frequency signal. And an image IF unit for amplifying an intermediate frequency television signal of an intermediate frequency format.

In addition, reference numeral 6 is a mode switching control by the microcomputer 30 to be described later to the TV broadcast playback mode for reproducing the television broadcast signal of the normal VHF / UHF channel band or the Internet mode for the search / playback of web information on the Internet Indicates a mode switching unit for performing a selective mode switching operation.

Further, reference numeral 8 carries out a detection operation for separating the composite video signal from the conventional television broadcast signal or the web information signal on the Internet through the mode switching unit 6, and the luminance signal and the color signal are detected from the detected composite video signal. Separately, an image processing unit for synthesizing and outputting as an RGB color signal through a luminance adjustment and a color demodulation process so as to be reproduced.

Reference numeral 10 performs a detection operation for separating the audio signal from the conventional television broadcast signal, the satellite broadcast signal or the web information signal on the Internet through the mode switching unit 6, and adjusts the detected voice signal volume. In addition, a voice signal processing unit which performs voice signal processing such as sound quality adjustment and outputs reproducibly is shown.

Further, reference numeral 12 denotes a telephone number connection on a PSTN network on a predetermined Internet communication under the communication connection control of the microcomputer 30, which will be described later, receives web information through a communication connection with an ISP, and performs data demodulation processing. A modem for communicating and transmitting after data modulation processing is shown.

Reference numeral 14 is operated by control of the microcomputer 30 to be described later, and performs data processing for screen display of various web information on the Internet by a web browser program and a plug-in program from the ROM 18 described later. In addition, a CPU for performing data processing relating to an automatic download operation for a hardware program of a new format according to whether or not a MIME type is recognized for an HTML document file of a website having each web information, and 16 indicates the CPU 14. An interface unit for performing an interface operation for converting the web information signal processed by the data into a video signal system such as the NTSC system, for example.

Reference numeral 18 denotes a web browser program for recognizing an HTML document or an FTP document of web information on the Internet received through the modem 12, a screen display of a moving picture such as MPEG, or a still picture screen such as JPEG. Represents a ROM in which software programs and plug-in programs necessary for display are stored, 20 represents a flash ROM in which an OS (Operation System) program for controlling the operation of the entire hardware and software programs in the Internet mode is stored, and 22 is the above. Represents a RAM that temporarily stores HTML document files and files of moving and still images according to web information retrieval / playback on the Internet.

Further, reference numeral 24 denotes an FPGA for recording and storing an IC-type hardware file driven to enable video / audio reproduction of a moving picture, a still picture, or an audio file of web information by emulation operation by the microcomputer 30 described later. Indicates.

In addition, reference numeral 26 denotes a function setting unit which comprises a matrix button unit provided in a remote control unit for remote control or a predetermined control panel of the main body, and performs various key operations for retrieving web information according to execution of the Internet mode.

Reference numeral 28 denotes a data memory in which control program data for controlling the automatic download state of a hardware program having an IC form recognizable by the MIME type of the HTML document received under the Internet mode is stored. In addition to controlling the retrieval and data processing operations of the web information for the CPU 14 under the Internet mode set by the key operation of the section 26, the CPU 14 recognizes the MIME type of the HTML document file. Indicates a microcomputer that controls the new program so that a hardware program of a new format is downloaded as a hardware server.

Next, the operation of the present invention made as described above will be described in detail with reference to the flowchart of FIG. 2.

First, in step 40, if the microcomputer 30 establishes an Internet mode by key operation of the function setting unit 26 and then attempts to communicate with the ISP 100, the microcomputer 30 controls the modem 12 to control the ISP 100. Web information is received through a communication connection with the CPU 14 so that a search operation can be performed through a data processing operation of the CPU 14.

In that state, the process proceeds to step 41 where the CPU 14 performs a file read operation on the HTML document of the web information by the communication connection with the ISP 100 through the modem 12. In step 42, it is determined whether the MIME type of the received HTML document file is a type recognizable by the associated hardware program stored in the ROM 18.

As a result of the determination in step 42, if it is determined that the HTML document received by the CPU 14 is not a MIME type recognizable to the hardware program of the ROM 18, control proceeds to step 43 and the microcomputer 30 As a result of receiving the result data from the CPU 14, through the ISP 100 transmits the transmission request information of the MIME type for the HTML document to the hardware server.

Next, in step 44 the microcomputer 30 determines whether the MIME type of the HTML document received through the CPU 14 is a type supported by the hardware server of the ISP 100.

As a result of the determination in step 44, if it is determined that the hardware server of the ISP 100 is a MIME type that can be supported, then control proceeds to step 45, where a hardware program having a new format is downloaded from the hardware server. The emulation operation for 24) records and stores the file of the downloaded hardware program of IC type.

However, if it is determined in step 44 that the MIME type of the HTML document file is not supported by the hardware server, control proceeds to step 46 and the HTML document file of the web information is transmitted through the CPU 14. Display characters indicating that the format is not recognized can be displayed on the screen.

On the other hand, if it is determined in step 42 that the MIME type of the received HTML document file is a recognizable type, the control proceeds to step 47 by reading the HTML document and decoding the corresponding MIME type in step 48. HTML document data of the web information can be displayed on the screen.

According to the present invention made as described above, in the case of Internet communication in the Internet television, if the type is not recognized by determining the MIME type of the received HTML document file, the ISP automatically requests a hardware program that can recognize the MIME type. As it can be downloaded to the Internet, there is an advantage that can perform faster and easier Internet communication.

Claims (1)

In an Internet television that receives moving picture, still picture, and audio file included in web information on the Internet, and executes dedicated hardware to perform playback output or audio output through a video screen, The first step of setting the Internet mode to search for web information on the Internet; A second step of determining whether the MIME type for the HTML document of the web information on which the search is executed is recognizable by the pre-loaded associated hardware; If it is determined that the MIME type for the HTML document file cannot be recognized by the pre-installed related hardware, query the hardware file server side of the ISP 100 whether it is possible to transmit a hardware IC file capable of recognizing the MIME type. A third step of communicating If it is determined that the MIME type for the HTML document file of the web information is a type supported by the hardware file server of the ISP 100 as a result of the inquiry communication, the download request communication is performed to download the hardware IC file of the corresponding format. Step 4, In the fifth step, the downloaded hardware IC file of the new format is recorded and stored in the FPGA 24 by an emulating operation, and the HTML document file recognized by the hardware IC file is displayed or voice output. Hardware program transmission control method for an Internet television, characterized in that made.

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