KR0177053B1 - Alarm mode controlling method using broadcasting signal - Google Patents

Abstract

An object of the present invention is to provide a time signal processing method using a broadcast signal for outputting a time signal and a voice guidance on a television screen using a VSI system having a KB PS reception function.

A technical feature of the present invention for achieving the above object is a method for generating a time signal using a KB PS signal, the step of reading a KB PS code received through a KB PS decoder in a BSI state, and reading in the step. If the current time data is extracted from the entered KBPS code data, and the KBPS current time data is compared with the hourly time data, the voice data corresponding to the corresponding hourly time information is taken from the voice data memory and the voice is output through the audio output unit. Outputting.

Description

Time signal processing method using broadcast signal

The present invention relates to a time signal processing method using a broadcast signal that receives the KB PS data in a VSI system having a KB PS character broadcasting reception function, extracts the time information contained therein, and outputs the on-time information as a voice every hour. .

Character broadcasting is basically a representation of text or picture data reconstructed from coded data on the screen of a television receiver properly equipped for the broadcasting service of digital data transmitted in the structure of an analog signal or by using a digital modulation system. Intended.

The character broadcasting system uses the field blanking interval of the horizontal synchronization signal in the current television signal in most cases for the data broadcasting service, but in the data broadcasting service to occupy all the effective scanning lines in the television signal, There are various options for extending the data broadcasting task to occupy.

In such a system, an example of a data line, a data unit, a data packet, and the like on a back porch of a horizontal synchronization signal is shown in FIG.

In Fig. 3A, A is a line synchronization signal, B is a color burst, C is bit synchronization, and D is a data line.

In FIG. 3B, E denotes byte synchronization and F denotes data units. In FIG. 3C, G denotes a prefix, H denotes a data block, J denotes a data packet, and K denotes an adaptable value. It is used as a suffix signal.

In addition, such a character broadcasting system is used by most of the developed countries such as West Germany, Japan, the United States, France, and the United Kingdom as well as Korea, and they use scan lines and frequencies (for example, 625/50, 525/60) for each country. There are several different types of text broadcasting systems.

On the other hand, Korean character broadcasting is designed to insert various KBPS signal data into the back porch side of the horizontal synchronization section of the video signal using the various information.

For example, the KBPS signal is information such as a program provided by the broadcasting station side formed as shown in FIG. 4, which is a signal form multiplexed and allocated to a horizontal scan line signal of a video signal, wherein the clock and byte synchronization unit, It includes a data header part, a data block, and the like, and one word is formed in units of 8 bits (1 byte).

In addition, the contents included in the KBPS data include current time data, start time of one week program, length, title, day map, corresponding code, broadcasting station name, currently broadcasting code name, and the like.

In the K-BPS signal type, the related arts of the present invention are known to have a type capable of processing a simple reservation recording in a VSI system using a K-BPS signal. An example of the VSI system utilized as a means is shown as FIG.

Here, the microprocessor 31 for controlling the VSI system, the servo circuit 32 for driving control of a motor on the system desk side, the remote control receiver 33b and the set side connected wirelessly to the remote control transmitter 33c. The recording signal is taped from a timer circuit 33 to which the key portion 33b is connected, an audio circuit 35 for processing a reproduction or audio recording signal in the system, and an RF signal provided from the tuner and the IF unit 38. A video circuit 37 provided on the side or processing a reproduced video signal or the like, a DMSS unit 36 controlling the system deck side to provide an audio signal in a normal state during double speed playback, K which decodes characters such as PS and data such as graphene, and displays characters of various information on the screen, graphic display and character display of menu screen for function selection Tuning a signal received from the PS 34 and the antenna and is made up of a tuner and children F unit 38 for generating a signal of an intermediate frequency, a power circuit 39, such as providing power to the system.

The KPS 34 has the configuration as shown in FIG.

Here, the first switch 34b for connecting the antenna-side signals provided from the tuner and the I-F unit 38 to the buffers 34c and 34j, and the RF signal output from the buffer 34c side, are received as synchronization signals. A data separator 34e for detecting KB PS data from the composite synchronous signal provided from the synchronous separation Ish 34d, and a KB PS data, and decoding the contents of the data. A program storing a KBPS decoder 34a that processes and provides an On Screen Display (OSD) signal to the second switch 34k, and a program that stores various program contents processed by the KBPS decoder 34a. The A / D (Analog / Digital) converter 34i is provided with the OSD signal provided from the ROM 34g, the system RAM 34f, the character font trom 34h, and the second switch 34k. Sial system video A switch IC 34L for outputting a video signal to an output stage, an AD converter 34i for converting an analog signal supplied from the switch IC 34L into a digital signal and providing it to the KPS receiver decoder 34a, and an input signal. It consists of a configuration including a low pass filter (34m) for.

A conventional system that enables reservation recording using such a signal in a VSI system having a KBPS data receiving function is introduced in Korean Patent Publication No. 94-16194.

According to this prior art, when a user inputs a program identifier written on a newspaper or the like as reserved recording data, the system checks whether the reserved recording is set as shown in FIG. 5, and if the system microprocessor checks that the reserved recording is set, the reserved recording is executed. Then, the identification code is extracted, and reservation recording is performed or terminated based on the start time, length, title, etc. of the program provided by KBP signal data. This is called K recording method.

In the conventional recording of the broadcast program in the BS using the conventional KBPS signal, the KBPS signal basically includes time information, but this has been used only by the reserved recording function. Therefore, if the time information included in the KBPS signal is utilized, VSI will be given another function to pursue the multifunctionality of VSI.

An object of the present invention is to provide a time signal processing method using a broadcast signal for outputting a time signal on time and on the television screen using a VSI system having a KB PS receiving function.

1 is an overall circuit block diagram of VSI with a general text broadcasting reception function.

FIG. 2 is a detailed circuit block diagram of a KBPS decoder in FIG. 1.

3A to 3C are reference diagrams of television signals related to text broadcasting.

4 is a reference diagram showing a conventional broadcasting station-side KBPS transmission signal type.

5 is a flowchart illustrating a conventional recording process according to the KBPS program identifier in FIG.

6 is a block diagram of a system circuit for time signal processing according to the present invention.

7 is a flowchart illustrating the time signal processing process according to the present invention.

* Explanation of symbols for main parts of the drawings

1: time signal processing program 2: time signal generating unit

21: voice recording / playback processor 22: voice data processor

23: D / A converter 24: audio output

25: Speaker

A technical feature of the present invention for achieving the above object is a method for generating a time signal using a KB PS signal, the step of reading a KB PS code received through a KB PS decoder in a BSI state, and reading in the step. If the current time data is extracted from the entered KBPS code data, and the KBPS current time data is compared with the hourly time data, the voice data corresponding to the corresponding hourly time information is taken from the voice data memory and the voice is output through the audio output unit. Outputting.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

6 is a circuit block diagram of a time signal system using a KBPS broadcast signal provided in a VSI for implementing the present invention.

As referred to herein, the time signal circuit configuration for achieving the present invention is connected to the microprocessor 31 of VSI while detecting the time data provided by the KB PS decoder 34 to time when the time signal Alternatively, the time signal generator 2 outputs a time signal, and the time signal is detected from time data provided by the KBPS decoder 34 while being connected to the time signal generator 2 to drive the time signal generator 2. A microprocessor 31 which is connected to the microprocessor 31 and which is connected to the microprocessor 31 is provided with a KBPS decoder 34 which decodes and provides time data from the KBPS broadcast signal.

In addition, the said time signal generation part 2 is a voice message according to the time, for example, it is now 6 am. A voice memory 22 having data of voice guidance message contents such as a voice message, and a time signal stored in the voice memory 22 under the control of the microprocessor 31 while being connected to the voice memory 22 to generate a converter. The audio recording processor 21 outputting to the 23, the D / A converter 23 which receives the digital output of the audio recording processor 21 and converts it into an analog signal, and the output of the D / A converter 23. And an audio output unit 24 for processing voice to output voice to the speaker 25.

The voice recording processor 21 may be replaced with a playback-only processor if necessary.

In addition, the voice recording processor may be designed to connect a separate microphone and a microphone signal processing circuit to record and output various messages intended by the user with time signals.

In addition, the audio output unit 24 and the speaker 25 may be replaced with an audio circuit and a speaker of a VSI system without providing it separately.

In addition, the time signal generator 2 may be replaced by a simple buzzer circuit or a melody circuit, if necessary, without using the voice message output means as described above.

On the other hand, the system of FIG. 6 has a processing step of reading time information in duplicate when the system receives a KB PS code, a processing step of comparing whether the time is right from this time information, and a process of driving the time signal generator when the time is right. The time signal processing program 1 having a step is mounted.

The time signal processing program 1 has a processing level as shown in FIG. 7 in more detail.

Here, the KB PS code is read from the KB PS decoder 34 (step 101) while the system is powered on from the start step, and the current time data is read from the KB PS data (step 102).

The system processor then checks whether the time is on time (step 103), goes to step 102 when it is not on time, drives the time signal generator 2 (step 104), and then turns the audio output unit 24 on. It consists of a series of processes of driving and outputting predetermined time signal (step 105).

In the present invention, the KB PS signal multiplexed and allocated to the horizontal scan line signal of the video signal received through the tuner unit 38 of FIG. 1 includes a clock and byte synchronization unit, a data header unit, a data block, and the like. The contents included in KBPS data include current time data, start time of one week program, length, title, day map, corresponding code, station name, currently broadcasting code name, stock price information and travel information. (Train time, airplane time, express bus time) and the like, weather information, sports information, and the like, the KB PS decoder 34 decodes such information and provides the microprocessor 31 with the information necessary for the system.

The microprocessor 31 reads the current time data from the information, and the time data corresponds to the hour, at 1 o'clock, 2 o'clock, 3 o'clock, 4 o'clock, 5 o'clock, 6 o'clock, 7 o'clock, 8 o'clock, Any of 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24 When the time comes by comparing the coincidences with each other, the microprocessor 31 provides the voice recording processor 21 of the time signal generator 2 with an address corresponding to a predetermined time. The predetermined voice synthesized data is extracted from the C1 and supplied to the D / A converter 23 to provide digital data.

The voice synthesis data extracted from the voice memory 22 is, for example, nine o'clock. Don't be late for your appointment, it is now 22 o'clock and 10 o'clock. It's time to go to bed, now it's 19 o'clock in the evening. It's time to prepare dinner. It can be used to memorize the message content in advance.

Therefore, when the voice synthesis digital data is converted into an analog signal by the De-Converter 23, only the voice signal is filtered through the low pass filter on the audio output unit 24 side, and then the voice message is adjusted to a level through the amplifier. The speaker 25 is to be output.

In addition, the time signal function as described above may eliminate the side effects caused by the time signal sounds at night, such as when the time signal in the morning-evening-night time zone when the person is active to ring the time signal.

On the other hand, the above processing is performed by the system processor with the time signal processing program 1 of FIG. 7, which reads the KBPS code from the KBPS decoder 34 while the system is powered on, and the KBPS decoder. The current time data is read out from the data content read in step 34 (steps 101 and 102).

After that, the system processor checks whether the time is on time, and if it is not on time, repeats the operation of continuously reading the KPS data, and when it is on time, the system processor drives the time signal generator 2 and drives the audio output unit 24 again. The predetermined time signal is output (steps 103 to 105).

In addition, in the above system, the time signal generator 2 may generate time signals by using a buzzer driving circuit and a buzzer or a melody circuit without using voice message synthesizing and reproducing means.

At this time, the time signal is monotonous, but relatively can have the advantage that can implement cheap time function applied to such a system.

In addition, the time signal generator 2 is provided with a microphone and a microphone input circuit so that the user can randomly memorize the message necessary for the user's voice on the hour, and the user's message can be directly heard on time. You can also communicate something you need to tell others when you are away.

As described above, the present invention brings a unique effect of obtaining a function such as mash time of a broadcasting station in VSI without using an additional clock device by using KBP signal.

Claims (1)

A signal generation method using a KB PS signal, the method comprising: reading a KB PS code received through a KB PS decoder in a VSI on state, extracting current time data from the KB PS code data read in the step; And comparing the current KVPS current time data with the hourly time data, and obtaining the voice data corresponding to the corresponding time signal from the voice memory and outputting the voice data through the audio output unit as a voice signal. Treatment method.