KR19990020055U - Telephone reception time control device of television - Google Patents

Abstract

The present invention relates to a telephone reception time control apparatus of a television, and relates to a television to block the telephone reception operation of the telephone for a time set by a user. According to the present invention, when a user operates a key input unit to set a time at which a reception operation of a telephone is blocked, an OSD screen for setting a time is displayed, and the time input on the OSD screen is controlled by a microcomputer's control. Stored in the memory unit, when the reception blocking start time of the telephone stored in the memory unit arrives, the connection between the telephone and the telephone line connection is automatically cut off so that the reception operation of the telephone is not performed, while the reception of the telephone stored in the memory unit is blocked. After the end time has elapsed, there is proposed a telephone reception time control apparatus for a television having an effect that the telephone and the telephone line connection are automatically connected to perform the reception operation of the telephone.

Description

Telephone reception time control device of television

The present invention relates to a telephone reception time control apparatus of a television, and relates to a television to block the telephone reception operation of the telephone for a time set by a user.

Currently, with the development of image processing technology and video and audio transmission / reception technology, new technologies such as video telephones capable of talking with each other while developing video have been developed. However, in general, a technology that uses a television and a telephone with different functions is added. Is not generalized.

Among them, when the telephone is connected to the telephone line, when a signal is received, a variety of bells ring so that the user knows that the telephone is coming.

However, even when the user does not need to answer the phone or at night, there is a problem such as disturbing the user's sleep or restricting the behavior by ringing the bell when a signal is received.

Therefore, the present invention has been devised to solve the above problems, and an object of the present invention is to block the reception when the user sets and stores the reception blocking time of the phone by using the time setting function and the reception blocking function of the phone. The present invention provides a telephone reception time control apparatus for a television which automatically cuts off a reception operation of a telephone when the start time of the time is reached, and automatically reproduces the reception operation of the telephone when the reception interruption time is reached. .

1 is a block diagram showing an apparatus for controlling telephone reception time of a television according to the present invention.

2 is a flowchart for explaining a telephone reception time control apparatus for a television according to the present invention.

<Description of Symbols for Main Parts of Drawings>

100: antenna 151: high frequency amplifier

152: mixing unit 153: local oscillation unit

200: IF amplifier 250: image detector

300: main image processing IC 350: water pipe

400: OSD generator 450: timer

500: memory 550: microcomputer

600: key input unit 650: relay

700: telephone 750: telephone line connection

TR: Transistor

Hereinafter, with reference to the accompanying drawings will be described a specific embodiment for achieving the object of the present invention.

1 is a block diagram showing an apparatus for controlling telephone reception time of a television according to the present invention.

Referring to FIG. 1, the present invention provides a high frequency amplification unit 151 for amplifying a high frequency signal, which is a complex video signal received from an antenna 100, and an input signal and a local oscillation unit amplified from the high frequency amplification unit 151. A tuner unit 150 including a mixing unit 152 for receiving a local oscillation frequency from the 153 and converting it into an intermediate frequency, and a local oscillating unit 153 for supplying a signal for frequency conversion to the mixing unit 152; An IF amplifier unit 200 for amplifying the intermediate frequency signal applied from the tuner unit 150, an image detector unit 250 for detecting only an image signal among the composite image signals output from the IF amplifier unit 200, The main image processing IC 300 for processing and amplifying the image signal output from the image detector 250 to be processed and amplified to be displayed on the water pipe 30, and the control signal of the microcomputer 550 to be described later. According to the main image processing IC (300) An OSD generator 400 for outputting an OSD RGB signal and a time setting signal generated from the key input unit 600 are received and stored in the memory unit 500, and the control signal is applied to the OSD generator 400. On the other hand, the microcomputer 550 for applying the high signal or the low signal to the TR, the timer 450 for displaying the current time outside the television system, and the on / off operation of the TR. It consists of a relay 650 for connecting or disconnecting the phone 700 and the telephone line connection portion 750 by.

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

First, the high frequency signal received from the antenna 100 of the television is matched with the input impedance of the high frequency amplifier 151 and the characteristic impedance of the feed line through an input circuit (not shown) of the tuner 150. The high frequency amplifying unit 151 outputs the high frequency amplifying unit 151 to increase the gain of the received high frequency signal, improve selectivity, and prevent image disturbance. In addition, the S / N ratio is improved, and the local oscillation frequency output from the local oscillator 153 is prevented from being radiated to the antenna 100 to affect other receivers. In addition, the signal amplified by the high frequency amplifier 151 and the frequency output from the local oscillator 153 are input to the mixer 152, the mixer 152 mixes the high frequency signal and the local oscillation frequency To generate an intermediate frequency corresponding to the difference between the two frequencies.

In addition, the intermediate frequency signal, which is a composite image signal output from the tuner unit 150, is amplified by the intermediate frequency through the IF amplifier 200 and input to the image detector 250, and by the image detector 250. The detected image signal is displayed on the receiving tube 350 through the color processing and amplification process of the main image processing IC 300.

Here, when the user operates a time setting key (not shown) provided in the key input unit 600 to set a predetermined time at which the reception operation of the phone is blocked, the time setting signal generated from the key input unit 600 is The signal is received by a signal receiver (not shown) included in the system of the television and is detected by the microcomputer 550, and the microcomputer 550 applies the OSD driving control signal for setting the time to the OSD generator 400. do.

In addition, the OSD generator 400 receives the OSD drive control signal for setting the time from the microcomputer 550 and outputs the OSD RGB signal to the main image processing IC 300, thereby displaying on the screen of the water pipe 350. The OSD screen for setting the time is displayed.

That is, the user sets the time at which the reception operation of the phone is blocked by viewing the OSD screen, and the microcomputer 550 for detecting this is stored in the memory unit 500.

On the other hand, after the time that the reception operation of the phone is blocked through the above process is set and stored, if the time displayed on the timer 450 after the time is the start time of the time when the reception operation of the phone is blocked, detect this The microcomputer 550 is turned off by applying a low signal (LOW SIGNAL) to the TR, and the relay 650 connected to the TR is turned off so that the telephone 700 and the telephone line connection part 750 are blocked. It works.

Therefore, the telephone 700 is not connected to the telephone line, the telephone reception operation which is an original function of the telephone is not performed, and the telephone ring does not ring.

On the other hand, when the time when the reception operation of the phone stored in the memory unit 500 is blocked by the time displayed by the timer 450, the microcomputer 550 similarly detects this and high signal to the TR By applying HIGH SIGNAL, the relay 650 connected to the TR operates so that the telephone 700 and the telephone line connection unit 750 are connected by the conduction of the TR.

Therefore, the telephone 700 is connected to the telephone line, the telephone reception operation which is an original function of the telephone is made, and the telephone rings.

Next, FIG. 2 is a flowchart for explaining a telephone reception time control apparatus of a television according to the present invention, in which the power supply of the television is switched on and the power supply switching step S1, and the power supply switching step S1. After the on-switching, an off time setting step (S2) of setting a time at which the reception operation of the phone is blocked by operating a time setting button (not shown) provided in the key input unit 600, and setting the off time. The first timer operation step S3 in which the time is set in step S2 and the time display operation by the timer 450 continues, and the time displayed in the first timer operation step S3 is received by the telephone. An off start time determination step (S4) for determining whether it is a start time of interruption; and a TR off step (S5) for turning off the TR by the microcomputer 550 when it is determined as a start time in the off start time determination step (S4); , TR TR Oh A relay off step S6 in which the relay 650 is turned off by turning off TR in step S5, and a reception operation blocking step in which a reception operation of the telephone is blocked by turning off the relay 650 in the relay off step S6. (S7) and a second timer operation step (S8) in which the time display operation is continuously performed by the timer 450 after the reception operation of the telephone is blocked in the reception operation blocking step (S7), and the first operation. An off end time determination step (S9) of determining whether the time displayed on the timer 450 in the second timer operation step (S8) is an end time of a time at which the reception operation of the telephone is blocked; and the off end time determination step (S9). When the time displayed on the timer 450 is an off end time, the TR 550 is operated by the microcomputer 550 and the TR is activated in the TR on step S10. Relay operation step (S11) to operate, the relay copper In the step S11, when the relay 650 is operated, the reception operation execution step S11 in which the reception operation of the phone is executed, and when it is not determined as the start time in the off start time determination step S4, the timer 450 When the time displayed on the timer 450 in the first timer operation step (S3) and the off end time determination step (S9) is not the off end time, the timer 450 In step S8, the time display operation is continuously performed.

Hereinafter, with reference to the accompanying drawings will be described the operation after the off time setting step (S2).

First, the microcomputer 550 that detects a time setting signal generated when a user manipulates a time setting key (not shown) included in the key input unit 600 may apply the OSD driving control signal to the OSD generator 400. The OSD generator 400 outputs an OSD RGB signal to the main image processing IC 300 so that an OSD screen for setting a time is displayed on the screen of the water pipe 350.

Therefore, the user sees the time setting screen displayed on the water pipe 350 and sets the time when the reception operation of the telephone is turned off, which is stored in the memory unit 500 under control of the microcomputer 550.

On the other hand, after the reception blocking time of the telephone is memorized in the memory unit 500, the time displayed by the timer 450 for the continuous time display operation as time passes is blocked by the telephone stored in the memory unit 500. When the start time is started, the microcomputer 550 that detects this applies a low signal (LOW SIGNAL) to the TR to turn off the TR, and the relay 650 connected to the TR turns off the TR so that the telephone is turned off. By blocking the connection between the 700 and the telephone line connection unit 750, the telephone is prevented from receiving a telephone operation.

On the other hand, after the reception operation of the telephone is blocked as described above, when the time displayed on the timer 450 corresponds to the end time when the reception blocking of the telephone is terminated, the microcomputer 550 sends a high signal to TR. HIGH SIGNAL) is applied to make the TR conduction state, and the relay 650 connected to the TR allows the phone 700 to be connected to the telephone line connection part 750 by conducting the TR so that the phone is connected to the telephone. .

As described above, in the present invention, when a user operates a key input unit to set a time at which a reception operation of a phone is blocked, an OSD screen for setting a time is displayed, and the time input on the OSD screen is a microcomputer. When the reception blocking start time of the phone stored in the memory unit arrives, the connection between the phone and the telephone line connection is automatically cut off and the reception operation of the phone is not performed. When the reception blocking end time of the stored telephone has elapsed, the telephone and the telephone line connection unit are automatically connected, so that the reception operation of the telephone is performed.

Claims (2)

In a television that controls a telephone reception operation of a telephone only for a time set by a user, OSD generating means for outputting the OSD screen for setting the time on the screen of the television receiver 350, Storage means for storing a reception blocking time of a telephone input to an OSD screen output by the OSD generating means; Switching means for switching on / off by operating the relay 650 according to the reception cutoff time of the telephone stored in the storage means, and Telephone reception time control apparatus for a television, characterized in that the control means for controlling the relay (650). The method of claim 1, wherein the control unit senses the time displayed on the timer 450 and applies a low signal to the transistor when a reception blocking start time of the phone stored in the memory unit 500 arrives. While the relay 650 is turned off, when the reception blocking operation of the phone comes to an end, the microcomputer 550 for operating the relay 650 by applying a high signal to the transistor is characterized in that it is characterized in that the Telephone reception time control device of a television.