KR19980069630A - How to set and switch reservation channels for TV - Google Patents

Abstract

The present invention relates to a reserved channel setting and switching method of a television set and switch broadcasting channel of a desired program using G code data.

To this end, the present invention provides a reservation channel setting and switching method for a television that reserves a channel using G code data and switches to a reserved channel, wherein the reservation channel setting step of the television sets a reservation channel when the TV is powered on. A reservation channel setting key signal providing determination step of determining whether a signal for a reservation channel setting key is provided; Determining whether to provide G code data when a signal for a reserved channel setting key is provided; A G code data information storing step of decoding and storing channel, date and time information from the provided G code data when the G code data is provided, wherein the reserved channel switching step of the television comprises: a current time counting step of counting a current time; A time comparison step of comparing whether the counted current time is equal to the time of the G code data information stored in the G code data information storing step; If the current time counted is the same as the time of the G code data information stored in the G code data information storage step, the channel switching step of switching to a channel of the G code data information is provided, so that a desired program can be watched at a desired time. .

Description

How to set and switch reservation channels for TV

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a channel switching method of a television, and more particularly, to a reserved channel setting and switching method of a television for setting and switching a broadcast channel of a desired program using G code data.

As is well known, each home is equipped with a television. Such a television is one of the video media that receives a broadcast signal of airwaves transmitted from a broadcasting station through an antenna, processes the received broadcast signal, and displays it on the screen.

In particular, in recent years, cable television (CATV) has been introduced to expand the choice of viewers, and such cable television has many channels and broadcasts a unique program for each channel, thus increasing the choice of viewers. .

For example, if you are interested in current affairs, you can choose a news program if you are interested in sports or leisure, and if you are a movie buff, you can choose a movie program. Now, viewers can not only get a variety of information they want with a single television, but they can also actively designate their channels.

However, as described above, air television and cable television broadcast various programs on a plurality of channels, and when a viewer forgets that a desired program is being broadcast on another channel while the viewer is watching a program of a certain channel, There was a case where you could not watch programs of other channels.

SUMMARY OF THE INVENTION The present invention has been made to solve the foregoing, and an object of the present invention is to reserve a channel of a desired program using G code data and switch to a desired channel, thereby providing a convenient channel for a viewer. It is to provide a setting and switching method.

A feature of the present invention for achieving the above object is a reservation channel setting and switching method of a television that reserves a channel using G code data and switches to a reserved channel, wherein the reservation channel setting step of the television comprises: A reserved channel setting key signal providing determining step of determining whether a signal for a reserved channel setting key for setting a reserved channel is provided when the power is turned on; Determining whether or not the G code data is provided when a signal for the reserved channel setting key is provided; A G code data information storage step of decoding and storing channel, date and time information from the provided G code data when the G code data is provided, wherein the reserved channel switching step of the television includes a current time count counting a current time; step; A time comparison step of comparing the counted current time with a time of G code data information stored in the G code data information storing step; And a channel switching step of switching to a channel of the G code data information when the counted current time is equal to the time of the G code data information stored in the G code data information storing step.

The above objects and various advantages of the present invention will become more apparent from the preferred embodiments of the invention described below with reference to the accompanying drawings by those skilled in the art.

1 is a block diagram showing the configuration of a reservation channel setting and switching device for a television according to a preferred embodiment of the present invention.

2 is a flowchart for performing a reservation channel setting and switching method of a television according to the present invention.

Explanation of symbols on the main parts of the drawings

10: key input unit 20: micom

30 memory 40 decoder

50: tuner 60: IF signal processing unit

70 audio signal processor 80 image signal processor

90: OSD unit 100: speaker

Hereinafter, with reference to the accompanying drawings will be described in detail the operation of the preferred embodiment according to the present invention.

1 is a block diagram showing the configuration of a reserved channel setting and switching device of a television according to the present invention, which corresponds to a key input unit 10 for providing a key signal pressed by a user and a key signal provided from the key input unit 10. The microcomputer 20 providing the control signal to the decoder, the decoder 30 to decode and provide the G code data provided under the control of the microcomputer 20, the G provided by the decoder 30 under the control of the microcomputer 20 A memory 40 for storing code data decoded information and providing the readout of the microcomputer 20, and a tuner 50 and a tuner 50 for tuning the channel corresponding to the channel tuning signal provided from the microcomputer 20. An image signal processor for processing and providing an image signal provided by the IF signal processor 60 and an IF signal processor 60 that demodulate and provide a broadcast signal of a tuned channel. 80, child (IF) The audio signal processor 70, which is provided by processing the demodulated signal provided by the signal processing unit 60 to the speaker 100, provided by the video signal and the microcomputer 20 provided by the image signal processor 80 The OSD (OSD: on screen display) is composed of an OSD unit 90 to provide a monitor by mixing the characters corresponding to the character control signal.

A detailed description of the operation of the reserved channel setting and switching device of the television according to the present invention configured as described above is as follows.

The key input unit 10 is generally composed of key metrics, and is provided with a television operation key pressed by a user, that is, a channel up / down key, a volume key, a numeric key, and a function key. It has a channel setting key.

Accordingly, the key input unit 10 provides a signal for the television operation key pressed by the user to the microcomputer 20 and provides the microcomputer 20 with G code data using the reserved channel setting key signal and the numeric keys according to the present invention. do.

At this time, the G code data includes a broadcast channel, a broadcast time, and a broadcast date for a desired program, as is well known. That is, the G code data is a numeric input of 2 to 8 units. Since the broadcast channel, broadcast time, and broadcast date of the code are replaced and encoded by those skilled in the art, the detailed description is omitted.

On the other hand, the microcomputer 20 outputs a control signal corresponding to the provided key signal provided with the signal for the television operation key provided from the key input unit 10, the number for the G code data in the signal for the reserved channel setting key When the key signal is provided, the numeric key information for the G code data is provided to the decoder 30.

At this time, the decoder 30 analyzes the number of the G code data provided from the microcomputer 20, that is, decodes the provided G code information to broadcast channel, broadcast date, broadcast time of the program, that is, broadcast start time and The broadcast end time is analyzed and provided to the memory 40. That is, the memory 40 stores the decoding information on the G code information provided by the decoder 30, that is, the broadcast channel, the broadcast date, and the broadcast time information of the corresponding program as described above, and is stored at the request of the microcomputer 20. The decoding information on the G code information is provided to the microcomputer 20.

At this time, if the signal for the reserved channel setting key is provided from the key input unit 10, the microcomputer 20 if the broadcast time of the decoding information for the G code information stored in the memory 40 is the current time, the corresponding program of the G code information. The channel selection signal for tuning the broadcast channel is provided to the tuner 50, and the OSD character control signal for displaying the input message of the G code data is provided to the OSD 90.

Accordingly, the tuner 950 receives a broadcast signal of a channel corresponding to a channel tuning signal provided by the microcomputer 20 through an antenna and provides the received broadcast signal to the IF signal processor 60. That is, the IF signal processor 60 demodulates the broadcast signal provided from the tuner 50 and provides the demodulated signal to the audio signal processor 70 and the image signal processor 80. At this time, the audio signal processing unit 70 processes the audio signal provided from the IF signal processing unit 60 and provides it to the speaker 100, and the image signal processing unit 80 provides the video signal provided from the IF signal processing unit 60. The process is provided to the OS unit 90.

The OS unit 90 mixes an image signal provided by the image signal processor 80 and an character corresponding to the OSD character control signal provided by the microcomputer 20 to provide the monitor.

2 is a flowchart for performing a reservation channel setting and switching method of a television according to the present invention, which will be described in detail with reference to the block diagram shown in FIG.

The microcomputer 20 proceeds to step 210 if the television is turned on in step 200. The microcomputer 20 proceeds to step 210 and determines whether a signal for the reserved channel setting key for setting the reserved channel is provided from the key input unit 10.

As a result of the determination, when the signal for the reserved channel setting key is provided in step 210, the microcomputer 20 proceeds to step 220 and determines whether G code data is provided from the key input unit 10.

That is, when the signal for the numeric key corresponding to the G code data is provided to the key input unit 10, the microcomputer 20 proceeds to step 230 and converts the G code data provided from the key input unit 10 to the decoder 30. to provide. Accordingly, the decoder 30 decodes the broadcast channel, broadcast date, and broadcast time information of the program from the G code data provided by the microcomputer 20 to the memory 40, and the memory 40 of the microcomputer 20. Under the control, decoding information of the G code provided by the decoder 30 is stored.

Next, the microcomputer 20 proceeds to step 240 to count the current time and proceeds to step 250. The microcomputer 20 proceeds to step 250 and determines whether the counted current time is the same as the program broadcast time of the decoding information of the G code stored in the memory 40.

As a result of determination, if the counted current time is equal to the program broadcast time of the decoding information of the G code stored in the memory 40, the microcomputer 20 proceeds to step 260 to program broadcast the decoding information of the G code of the memory 40. A channel tuning signal for tuning the channel corresponding to the channel is provided to the tuner 50 to switch to the reserved channel.

On the other hand, if the counted current time is not the same as the program broadcast time of the decoding information of the G code stored in the memory 40, the microcomputer 20 proceeds to step 270 to control the tuner 50 to continue to select the current channel. .

As described above, the reserved channel setting and switching method of the television according to the present invention decodes the broadcast channel, broadcast time and broadcast date information of the program from the provided G code data when the G code data is provided by the user. After storing the decoded information of the decoded G code, if the current time is the same as the program broadcast time of the decoded information of the G code, by switching to the program broadcast channel of the decoded information of the G code, it is possible to watch a desired program at a desired time. have.

While the invention has been shown and described with respect to certain preferred embodiments, it will be apparent to those skilled in the art that various modifications, changes and omissions can be made without departing from the spirit and scope of the invention.

Claims (1)

As a reservation channel setting and switching method of a TV that reserves a channel using G code data and switches to a reserved channel, The reserved channel setting step of the television, A reservation channel setting key signal providing determination step of determining whether a signal for a reservation channel setting key for setting a reservation channel is provided when the television is powered on; Determining whether or not the G code data is provided when a signal for the reserved channel setting key is provided; A G code data information storage step of decoding and storing channel, date, and time information from the provided G code data when the G code data is provided, The reserved channel switching step of the TV, A current time counting step of counting a current time; A time comparison step of comparing the counted current time with a time of G code data information stored in the G code data information storing step; And a channel switching step of switching to a channel of the G code data information when the counted current time is equal to the time of the G code data information stored in the G code data information storing step.