KR20070071844A - Tv with internet connecting function - Google Patents

Abstract

A TV receiver connectable with the Internet is provided to store a multimedia file received through the Internet and broadcasting contents received through a tuner and reproduce a stored multimedia file and stored broadcasting contents by using a LAN(Local Area Network) card and a hard disk. A TV receiver(100) connectable with the Internet includes a LAN card(130) connected to the Internet, a recording medium(135) for storing a multimedia file received through the LAN card, broadcasting contents received through a tuner, and a web browser, an analog audio processor(142) for demodulating an analog audio signal inputted from the tuner and outputting the audio signal to a speaker, and a digital audio processor(143) for converting a digital audio signal inputted through the LAN card or a digital audio signal of the multimedia file or the broadcasting contents stored in the recording medium into an analog audio signal, demodulating the analog audio signal, and outputting the audio signal to the speaker. The TV receiver further includes an analog video processor(147) for demodulating an analog video signal inputted from the tuner, a digital video processor(148) for converting a digital video signal inputted through the LAN card or a digital video signal of the multimedia file or the broadcasting contents stored in the recording medium into an analog video signal and demodulating the analog video signal, and a central processing unit(110) for controlling the multimedia file and the broadcasting contents to be stored in the recording medium and controlling the multimedia file and the broadcasting contents stored in the recording medium to be reproduced.

Description

TV with internet connection function

1 is an electrical block diagram of a television having an Internet access function according to an embodiment of the present invention;

2 is a flowchart illustrating a recording and reproducing method of a television having an Internet access function according to an embodiment of the present invention.

*** Explanation of symbols for the main parts of the drawing ***

100: television 110: central processing unit

120: main board 125: tuner

125a: antenna 130: LAN card

135: HDD 141: voice processing switching unit

142: analog voice processing unit 143: digital voice processing unit

144: speaker 146: image processing switching unit

147: analog image processing unit 148: digital image processing unit

150: indicator 155: key input unit

160: remote control receiver 165: memory

170: remote control 200: Internet network

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a television having an internet access function. In particular, the present invention relates not only to a display apparatus for over-the-air broadcasting, but also to a web browser by connecting to the Internet, and storing a multimedia file received through the Internet or received through a tuner. The present invention relates to a television having an internet access function for storing received broadcast content and reproducing the stored multimedia file and broadcast content.

In recent years, television technology is being converted from analog broadcasting to satellite broadcasting, digital broadcasting, and digital multimedia broadcasting (DMB) broadcasting, so that viewers can easily identify and select broadcasting programs (hereinafter referred to as broadcasting contents) broadcast on each channel. In addition, a PIP (picture in picture) function may be provided by compressing a video signal of a broadcast content of another channel horizontally and vertically on a main screen on which a broadcast content of a specific channel is displayed and displaying it on a portion of the main screen.

On the other hand, by connecting a personal computer (hereinafter referred to as a PC) to a television using a wired / wireless network (LAN) in the home, the user can watch music or movies stored on the PC through the television, and access the Internet through the television. A 'Digital Media Station Device', which makes it possible to play music or movies on a video, is disclosed in 2005 Patent Publication No. 10911.

However, according to the conventional 'digital media station device', if a user wants to receive a multimedia file or play a multimedia file by connecting to the Internet through a TV, a separate connection device must be provided to interwork with a PC. There is a problem that is performed.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and by having a LAN card and a hard disk, the present invention can store a multimedia file received through the Internet or play a stored multimedia file, and store broadcast content received through a tuner. It is an object of the present invention to provide a television having an internet access function capable of playing back and storing broadcast contents.

In order to achieve the above object, a television having an Internet access function of the present invention comprises a LAN card connected to an Internet network; A recording medium storing a multimedia file received through the LAN card, a broadcast content received through a tuner, and a web browser; An analog voice processor for demodulating the analog voice signal input from the tuner and outputting the demodulated analog voice signal to a speaker; A digital voice processing unit for converting a digital voice signal input from the LAN card or a digital voice signal of a multimedia file or broadcast content stored in the recording medium into a corresponding analog voice signal and demodulating the analog voice signal to a speaker; An analog image processing unit for demodulating the analog image signal inputted from the tuner and outputting the demodulated signal to the display unit; The digital image processing unit and the multimedia file converting the digital image signal input from the LAN card or the multimedia image signal stored in the recording medium or the digital image signal of the broadcast content into a corresponding analog image signal, and demodulating and outputting the analog image signal to a display. And a central processing unit controlling the storage of the broadcast content and controlling the reproduction of the multimedia file and the broadcast content stored in the recording medium.

Hereinafter, a television having an internet access function according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is an electrical block diagram of a television having an Internet access function according to an embodiment of the present invention.

As shown in FIG. 1, the configuration of the television 100 according to the present invention tunes to a frequency of an arbitrary airwave broadcasting channel received through the antenna 125a, and selects and receives only the frequency thereof. ); LAN card 130 connected to the Internet network 200; A broadcast content received through the tuner 125 and a multimedia file received through the Internet network 200, and the HDD 135 storing a web browser program; A memory 165 including a program storage unit for storing various programs such as an overall operating program of the television 100 and a data storage unit for temporarily storing data generated during a calculation process; An analog voice processor 142 for demodulating the analog modulated voice signal input from the tuner 125 into an original voice signal and outputting the demodulated voice signal to the speaker 145; The digital voice signal input from the LAN card 130 or the digital voice signal of the multimedia file or broadcast content stored in the HDD 135 is converted into the corresponding analog voice signal and the converted analog voice signal is converted into the original voice signal. Digital voice processing unit 143 for demodulating the signal to a speaker 145; When the voice signal of the analog type input through the tuner 125 is to be processed, the switch is switched to the analog voice processing unit 143 and the digital type voice signal or the HDD 135 input through the LAN card 130. A voice processing switching unit 141 for switching the digital voice processing unit 142 to switch the voice signal in a digital form of a stored multimedia file or broadcast content; An analog image processor 147 which demodulates an analog modulated image signal input from the tuner 125 into an original image signal and outputs the demodulated image signal to the display unit 150; Converts the digital video signal input from the LAN card 130 or the digital video signal of the multimedia file or broadcast content stored in the HDD 135 into a corresponding analog video signal and demodulates the analog video signal into an original video signal. A digital image processing unit 148 to output to the display unit 150; When the image signal of the analog type input through the tuner 125 is to be processed, the switch is switched to the analog image processing unit 147 and the digital image signal or the HDD 135 input through the LAN card 130. An image processing switching unit 146 for switching the digital image processing unit 148 to switch the image when the digital image signal of the stored multimedia file or broadcast content is to be processed; A key input unit 155 including a function key input unit and a number / character key input unit for generating a corresponding key signal when the numeric / character key button and the function key button are operated; A remote control receiver 160 which receives a radio frequency signal from a remote controller 170 equipped with the same function and buttons as the key input unit 155; The central processing unit 110 for controlling the television 100 collectively and the main board 120 in which the components of the television 100 are mounted, and a basic circuit for connecting data components between the mounted components is connected. )

In the above-described configuration, the key input unit 155 and the remote control 170, in addition to the basic function buttons, i.e., volume control or channel selection function buttons, record the broadcast content selected by the viewer and broadcast content or multimedia stored in the HDD 135. And a function button for setting a playback state (hereinafter referred to as recording / playback state) for the file.

Next, data related to the recording start time and the recording end time according to the recording reservation of any broadcast content may be temporarily stored in the data storage unit of the memory 165, and the program storage unit may store the broadcast content on the HDD 135. A codec program which functions as a coder for converting an analog-type over-the-air broadcast signal received through the tuner 125 into a digital signal and vice versa, which is used for storage, is converted into a digital signal. Stored.

Next, the central processing unit 110 converts the broadcast channel by controlling the tuner 125 according to the key input state of the key input unit 155 or the remote controller 170, and the speaker 145 by controlling the voice signal processing unit 143. By adjusting the volume and controlling the image signal processor 150, the contrast, saturation or brightness of the image output through the display unit 150a can be adjusted.

Meanwhile, the central processing unit 110 controls the tuner 125, the HDD 135, and the main board 120 according to a function key input state for setting the recording / playback state of the key input unit 155 or the remote controller 170. By controlling, the analog content received through the tuner 125 is converted into a digital signal through a coder and stored in the HDD 135, and the LAN card 200, the HDD 135, and the main board 120 are controlled. As a result, the multimedia file received through the Internet network 200 is stored in the HDD 135, and the broadcast content or the multimedia file stored in the HDD 135 is played back.

2 is a flowchart illustrating a television having an Internet access function according to an embodiment of the present invention, and the subject is a central processing unit 110.

First, a broadcast signal for a channel selected by the viewer in step S11 is output through the speaker 145 and the display 150b.

Next, in step S13, the data storage unit of the memory 165 is checked to determine whether a recording reservation for any broadcast content is set. If the recording reservation is not set as a result of checking in step S13, the flow advances to step S15 to determine whether an interrupt is generated from the key input unit 155 or the remote control unit 170, i.e., a key input signal for setting the recording / playback state. Check if it is.

As a result of the checking in step S15, if there is no interruption, the process proceeds to step S49. On the other hand, if there is an interruption, the process proceeds to step S17. An interrupt generation, that is, a key input signal for setting the recording / playback state is received. At the same time, the output of the currently broadcast program is temporarily terminated, and the list according to the recording / playback state is shown on the display 150a.

Next, in step 17, it is determined whether a key input signal for accessing the Internet is received from the key input unit 155 or the remote controller 170. As a result of the check in step 17, if a key input signal is received, the flow advances to step S19 to execute a web browser and then to step S21.

Next, in step S21, a user is connected to an arbitrary multimedia download site to check whether the multimedia file is downloaded. If the result of the check is not selected, the process proceeds to step S25. On the other hand, if it is selected to be downloaded, the process proceeds to step S23 to download. The multimedia file is stored in the HDD 135. In this case, when the downloaded multimedia file is a streaming format file such as ASF or SWF capable of real time playback, the multimedia file may be played back through the speaker 145 and the indicator 150a in real time without being stored in the HDD 135. .

Next, in step S25, it is checked whether there is a key input signal for terminating the Internet from the key input unit 155 or the remote controller 170, and if there is no key input signal as a result of the check, the process returns to step S19, while the key input signal If yes, the flow proceeds to step S49.

On the other hand, if there is no key input signal for accessing the Internet as a result of the check in step S17, the process proceeds to step S27 to check whether the recording setting list for the broadcast content is selected from the key input unit 155 or the remote controller 170. As a result of the checking in step S27, when the recording setting list for the broadcast content is selected, the process proceeds to step S29 after receiving the start time, the end time and the channel to be recorded, and then proceeds to step S31.

Next, in step S31, it is checked whether the reservation time input in step S29 is the current time. If the result is not the current time, the process proceeds to step S49. On the other hand, if the reservation time is the current time, the process proceeds to step S33. The broadcast content broadcast in the channel where recording is set is stored in the HDD 135, and the broadcast content broadcast in the currently set channel is output through the speaker 145 and the display unit 150b for viewing by the viewer.

Next, in step S35, it is checked whether the recording end signal is received from the key input unit 155 or the remote controller 170. If the check result is not received, the process returns to step S33 and, if the recording end signal is received, proceeds to step S39. do.

On the other hand, if the recording setting list for the broadcast content is not selected as a result of the check in step S27, the flow advances to step S37 to play setting for the broadcast content stored in the HDD 135 from the key input unit 155 or the remote controller 170. Make sure the list is selected.

As a result of the check in step S37, when the reproduction setting list is not selected, the flow advances to step S49. On the other hand, when the reproduction setting list for the broadcast content is selected, the flow advances to step S39 to display any broadcast content from the stored broadcast content list. It is chosen.

Next, in step S40, the selected broadcast content is played back. In step S41, it is checked whether a playback end signal is received.

As a result of the confirmation at step S41, if no playback end signal is received, the process returns to step S40, whereas if the playback end signal is received, the process proceeds to step S49.

On the other hand, when the recording reservation for any broadcast content is set as a result of the determination in step S13, the flow advances to step S43 to determine whether the current time matches the recording start time.

As a result of the determination in step S43, if the current time does not match the recording start time, the process proceeds to step S15. On the other hand, if the current time matches the recording start time, the process proceeds to step S45. The content is recorded on the HDD 135, and the broadcast content broadcast on the currently set channel is output through the speaker 145 and the display 150b for viewing by the viewer. Next, in step S47, it is determined whether the current time coincides with the recording end time. As a result of the determination in step S47, if the current time does not match the recording end time, i.e., before the recording end time, the process returns to step S45.

Finally, in step S49, it is determined whether the television end signal is received from the key input unit 155 or the remote controller 170. When the determination result is not received, the process returns to step S11.

The television having the Internet connection function of the present invention is not limited to the above-described embodiments, and can be implemented in various modifications within the scope of the technical idea of the present invention.

According to the television having the Internet access function of the present invention as described above, by providing a LAN card and a hard disk connected to the Internet network, it is possible to connect to the Internet without a separate device that can be connected to the PC to the desired multimedia file hard disk Save to, and play the saved multimedia files.

Claims (2)

LAN card connected to the Internet network; A recording medium storing a multimedia file received through the LAN card, a broadcast content received through a tuner, and a web browser; An analog voice processor for demodulating the analog voice signal input from the tuner and outputting the demodulated analog voice signal to a speaker; A digital voice processing unit for converting a digital voice signal input from the LAN card or a digital voice signal of a multimedia file or broadcast content stored in the recording medium into a corresponding analog voice signal and demodulating the analog voice signal to a speaker; An analog image processing unit for demodulating the analog image signal inputted from the tuner and outputting the demodulated signal to the display unit; A digital image processing unit for converting a digital image signal input from the LAN card or a digital image signal of a multimedia file or broadcast content stored in the recording medium into a corresponding analog image signal and demodulating the analog image signal to a display; And a central processing unit controlling the storage of the multimedia file and the broadcast content and controlling the reproduction of the multimedia file and the broadcast content stored in the recording medium. The method of claim 1, And the received multimedia file is a streaming format file, which is played in real time.

Images