TH7038B - Video signal control method And the audio signal of the TV receiver - Google Patents

Abstract

How to control the video and audio signal of a television receiver By using the code in such a way that The code is defined in the microcomputer. of the television which will work normally When the code is stripped by the input of the signal from the key press in accordance with the code. to output video and audio signals, so it can protect anyone who do not know the code from turning on the television and protect children from watching television programs without the permission of an adult

Claims (7)

1. How to prevent unauthorized use of the television set through the use of a privilege code? Which consists of steps of Power supply for driving the TV driver. Detecting whether the right rights are programmed in the TV's memory. Driving the driver with signal and audio signals for normal TV programs if the authorization code is not programmed into the memory and negative output of video and audio signals and switching signals. For the controls of the TV. If the authorization code is programmed in memory To prevent video and audio signals from driving the driver for normal TV programs. And displays a character display signal on the screen that indicates the inactivity of the television set until it can detect that the user has entered the access code to the control. Through a protective device Information compatible with the authentication code To prevent unauthorized use of the television set Displaying characters on the said screen It consists of a square image display. With a number equal to the aforementioned rights code of the first color The square image will change the order to the second color. While the aforementioned access code numbers are entered into the control unit by the user. 2. How to prevent unauthorized use of the television set According to claim 1, it consists of the next step of driving the signal and audio components for regular television programs when it detects that the access code and the said authority code are compatible. 3. How to prevent unauthorized use of the television set According to claim 1, where the re-entry of the encryption signal into the control when the character display signal on the displayed screen erases the programmed permission In this way, users can program the code displayed. New permissions into memory 4. TV receiver that contains TV tuner section A detector that is connected to the receiver portion To select the aforementioned TV signal received by the said receiver part in accordance with the selection control signal. To output the selected TV program signal. A control that is connected to the sensing element to output the control signal of such selection and to control the television set. An input interface that is attached to such controls for entering user information regarding the operation of the television set. The switching part is connected to the aforementioned detector and the said control. To receive the selected TV program from that section And the signal display characters on the said screen respectively And to choose to transmit the selected TV program or display characters on the said screen The one It corresponds to the first and second switching signals from the said control and the display connected to the switching part. To display the selected TV programs. Or display characters on the screen in accordance with the output of the said switching part. Such controls will work. To detect whether the authorization code has been programmed into the memory area by the user through that input. To output the aforementioned switching signal of the first state if the authorization code was not programmed into the memory. To determine the direction of the output of the selected TV signal from the aforementioned switching section and the aforementioned switching signal output of the second state, if that authorization code is programmed into the unit. This memory is used to determine the direction of the output of the character display on the aforementioned display from the said switching section. Until it is detected by the control that the user access code has been entered in accordance with the said authentication code. To prevent unauthorized use of the television set The character display on the screen consists of a square image with the same number of numbers as the license code belonging to the first color. The square image changes to second order, while the aforementioned access code number is entered into the user control. 5. TV receiver According to claim 4, where the control continues to output the said switching signal of the first condition. When the control detects that the access code is compatible with it. 6. TV receiver according to claim 4, where the input port contains the keyboard part attached to the said control. To enter user information for the control The remote control relay is for transmitting the user's remote control information to the TV receiver, and the remote control receiver connected to the said control for receiving and exporting the remote control information of the user. Use it to the said control. 7. Television according to claim 4, where the display of characters on the screen. Will consist of a suspension The operation of the said television set