KR0158319B1 - Television with an informational function of kbps(korea broadcast program service) - Google Patents

Abstract

According to the present invention, a KBPS (Korea Broadcast Program Service) data signal transmitted from a broadcasting station is stored, and when the power is turned on, it is possible to provide a guide for a program being broadcast on another channel at the same time based on this. A television receiver having a broadcast program guide function, comprising: an image detector which detects only an image signal among broadcast signals received by an antenna, an image processor that processes the detected image signal, and a controller that controls the entire apparatus. In a receiver; A tuner that searches sequentially for a broadcast signal for each channel according to a predetermined control signal from the control unit while the TV is turned off, and extracts and stores a KBPS code signal for each channel during a search operation of the tuner. A data storage unit to output predetermined OSD pattern data based on the KBPS code data stored in the data storage unit, a color tone and luminance signal outputted from the OSD generation unit, and a signal outputted from the image processing unit. A mixer for selectively mixing and outputting to the CRT side, and a power ON signal input unit for inputting a power ON signal of the TV, wherein the control unit inputs a power ON signal by a user. If so, the OSD control unit to drive control to output a predetermined OSD pattern for program guidance on the CRT.

Description

Television receiver with other channel program guide

1 is a block diagram schematically showing the internal structure of a general TV receiver with an on / off timer function.

2 is a diagram showing the main configuration of a television receiver with a different channel broadcast program guide function according to an embodiment of the present invention.

3 is a diagram illustrating the output state of the pro figure guide screen.

* Explanation of symbols for main parts of the drawings

1: antenna 2: tuner

3: IF amplification part 4: P / S separation part

5: number of voice detectors 6: voice processing unit

7: voice amplifier 8: image detector

9: image processor 10: mixer

11, 111: remote control device 12,112: receiver

13, 113: control unit 14: the first OSD generation unit

15: power plug 16: main power supply

17: relay drive unit 18: memory

19: timer 20: time determination

21: standby power unit

100: KBPS (Korea Broadcast Program Service) decoder

101: KBPS data extraction unit 102: Synchronization signal detection unit

103: second OSD generation unit 104: character generation ROM

105: program storage unit 106: data storage unit

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a television receiver. In particular, the present invention provides a guide for a program that is stored on a KBPS (Korea Broadcast Program Service) data signal transmitted from a broadcasting station and then broadcasted to another channel at the same time based on the power on. The present invention relates to a television receiver having a third-party program guide function.

Among currently available television receivers (hereinafter referred to as TV receivers) or VCRs, the user sets a predetermined time in advance so that the power is automatically turned on or off when the time is reached. In addition, there are many products equipped with a reservation function that automatically executes recording of a program that is broadcasted at a predetermined time or at a scheduled time. FIG. 1 schematically shows an internal configuration of a general TV receiver having an on / off timer function. The block diagram shown.

In Fig. 1, reference numeral 1 denotes an antenna for receiving an air wave broadcast, 2 denotes a tuner for broadcasting station, and 3 denotes an IF amplifier for amplifying an intermediate frequency (IF) signal output from the tuner 2. .

Further, reference numeral 4 denotes a P / S made of, for example, a surface acoustic wave filter (SAW FILTER) for separating the IF signal output from the IF amplifier 3 into an image intermediate frequency signal PIF and an audio intermediate frequency signal SIF. 5 is a voice detector for detecting a voice signal from the voice intermediate frequency signal SIF output from the P / S separator 4, and 6 is a voice signal output from the voice detector 5; The audio processing section 7 for processing is an audio amplifying section for amplifying the audio signal processed by the audio processing section 6 to a predetermined level and outputting it to the speaker.

On the other hand, reference numeral 8 is an image detector for detecting an image signal from an image intermediate frequency signal (PIF) separated and output from the P / S separator 4, and 9 is an image output from the image detector 8 Is an image processor which processes signals and outputs R (Red), G (Green), B (Blud), and luminance signals (Y) accordingly, and 10 denotes RGB and luminance signals (Y) from the image processor (9). It is a mixer which mixes with OSD pattern data from the first OSD generation device 14 to be described later and outputs it to a CRT driving unit (not shown).

Reference numeral 11 denotes a remote control device for inputting an ON or OFF time of the TV receiver or other TV operation signals, and 12 denotes a receiving unit for receiving infrared signals transmitted from the remote control device 11. 13 is a control unit for controlling the overall device according to the operation signal received through the receiving unit 12, 14 is a predetermined OSD pattern data for guiding the user input of the time data or the operation signal through the remote control device (11) The first OSD generating device for generating a.

In addition, reference numeral 15 denotes a power plug, 16 denotes a main power supply composed of, for example, a switching mode power supply (SMPS) for supplying operating power to the entire apparatus, and RY supplies the main power supply 16 from the power plug 15 17 is a relay driving unit for driving the relay RY according to a predetermined control signal from the control unit 13.

Reference numeral 18 denotes a memory for storing time data input by the user using the remote controller 11, 19 is a timer for generating predetermined time data, and 20 is time data generated by the timer 19. A time determining unit for determining the ON or OFF time of the TV based on the time data stored in the memory 18, 21 is the ON timer function or standby power for the initial operation of the TV receiver. Standby power supply unit.

That is, in the above configuration, when the user reserves the on / off time of the TV by using the remote controller 11, the controller 13 controls the first OSD generator 14 to input the user's time. In the meantime, the time data input by the user is stored in the memory 18.

Then, once the on / off time is stored in the memory 18 through the above process, the time determiner 20 counts the time data stored in the memory 18 and the time counted by the timer 19. The controller 13 determines whether the data match and outputs a determination signal accordingly. When the determination signal is inputted from the time determiner 20, the controller 13 drives the relay driver 17 to control the driving of the relay RY. ON or OFF to turn on / off the TV set at that time.

Therefore, the conventional TV receiver having the above-described configuration allows the viewer to arbitrarily set an on or off time, thereby making it possible to utilize the TV receiver as a convenient tool for life such as an alarm device.

However, for the on / off timer function as described above, a configuration such as a timer 17, a memory 18, a time determiner 20, and the like must be provided inside the TV receiver. In this case, there was an unreasonable element that the TV receiver itself had to be exchanged in order to receive the reservation driving function.

On the other hand, in recent years, the G code type reservation recording, which is set up by the user to perform reservation recording on the device itself on the basis of high time data, has various problems. The Korean Broadcast Program Service (KBPS) method has been developed to provide general information about program start and end time or program contents by transmitting it on a specific frequency band and detecting and restoring it on a TV receiver. The present invention has been made in view of the above-described circumstances, and the KBPS data signal is sequentially updated and stored, and when the power is turned on, the program is broadcasted on another channel at the same time. Equipped with a guide to other channel programs that can provide guidance The purpose is to provide a television receiver.

In order to achieve the above object, a television receiver having another channel broadcast program guide function according to the present invention includes an image detector for detecting an image signal among broadcast signals received by an antenna, and an image processor for signal processing the detected image signal. A television receiver equipped with: a tuner for sequentially searching for a broadcast signal for each channel in accordance with a predetermined control signal in a power-off state; and KBPS code data for extracting KBPS code data from a broadcast signal tuned by the tuner An extractor, a data storage for storing KBPS code data of each extracted channel, an OSD generator for outputting a predetermined OSD pattern signal according to the KBPS code data based on a predetermined control signal, an OSD output from the OSD generator A mixer for mixing and outputting a pattern signal and an image signal output from the image processor; Surface is characterized in that based on the KBPS code data stored in the data storage unit configured to a control unit for controlling to output the OSD predetermined pattern signal for the program guide by the driving control portion the OSD generation.

That is, according to the present invention having the above-described configuration, a KBPS (Korea Broadcast Program Service) data signal transmitted from a broadcasting station is stored and guided to a program that is being broadcast on another channel at the same time based on the power ON. Can be provided.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

FIG. 2 is a diagram showing the main configuration of a television receiver equipped with another channel broadcast program guide function according to an embodiment of the present invention, and the same reference numerals are used for components that perform the same functions as those shown in FIG. And detailed description thereof will be omitted.

In FIG. 2, reference numeral 100 denotes a KBPS decoder which detects a KBPS code signal included in a broadcast signal and executes program guidance based on the KBPS decoder 100. The KBPS decoder 100 is ubiquitous in a specific band of a broadcast signal. KBPS data extraction unit 101 for detecting code signals, synchronization signal detection unit 102 for detecting synchronization signals, character generation ROM 104 for storing child-shaped images corresponding to the detected codes, and the character generation ROM ( A second OSD generator 103 for outputting a predetermined OSD pattern corresponding to the detected KBPS code based on the magnetic image stored in 104, and a program storage unit for storing an operation program of the second OSD generator 103 ( 105) and a data storage unit 106 for updating and storing the KBPS code signal at predetermined time intervals in accordance with a predetermined control signal from the control unit 113.

In addition, reference numeral 120 denotes a PWN generation circuit for generating a predetermined PWN signal for a broadcasting station according to a control signal output from the control unit 13, and 130 denotes an integrated signal output from the PWN generation circuit 120. An integrated circuit that outputs a corresponding predetermined level signal.

Next, the operation of the apparatus according to the present invention having the above-described configuration will be described.

The KBPS decoder 100 is configured to process a KBPS code signal carried in a broadcast signal even when the TV receiver is turned off. The control unit 13 is currently broadcast to drive and control the tuner 2. Each broadcast channel is searched periodically.

The KBPS code signal for each channel retrieved by the above process is stored in the data storage unit 106 installed in the KBPS decoder unit 100. This code data is completed by the tuner 2 one by one. After the search is executed again from the beginning, the newly updated KBPS signal is updated and stored.

Then, when the user operates the remote control device 11 to input the power ON signal of the TV receiver, the control unit 13 turns on the power supply side relay RY through the relay driver 17. By operating the TV receiver and controlling the second OSD generation unit 103 on the KBPS decoder 100 side, the second OSD generation unit 103 stores data stored in the data storage unit 106. On the basis of this, the character image is read from the character generation ROM 104 and the corresponding RGB and blanking signals are output to the mixer 10.

As a result, a guide screen as shown in FIG. 3 is output on the CRT screen. That is, according to the embodiment, the KBPS (Korea Broadcast Program Service) data signal transmitted from a broadcasting station is stored and then turned on. Based on the time, it is possible to provide a guide for a program being broadcast on another channel at the same time.

The present invention is not limited to the above-described embodiments and can be carried out in various ways without departing from the technical spirit of the present invention.

Claims (1)

A television receiver having an image detector for detecting a video signal from a broadcast signal received by an antenna and an image processor for signal processing the detected video signal, wherein the power is turned off for each channel according to an adjustment control signal. A tuner for repeatedly searching for a broadcast signal sequentially, a KBPA code data extractor for extracting KBPS code data from a broadcast signal tuned by the tuner, a data storage unit for storing KBPS code data of each extracted channel, and a predetermined control signal An OSD generator for outputting a predetermined OSD pattern signal based on the KBPS code data, a mixer for mixing and outputting an OSD pattern signal output from the OSD generator and an image signal output from the image processor, and a power source; When turned on, the OSD generator is driven and controlled based on the KBPS code data stored in the data storage. TV set with another channel broadcasting a program guide function, characterized in that configured by a control unit for controlling to output the OSD signal pattern for the ram guide.