Magnetic recording and/or reproducing apparatus for detecting first and second attendant data indicative of a recording mode of associated digital information

An apparatus for recording digital information comprising:

• first digitalizing means for digitalizing a video signal to produce digital video information data based on the video signal;
• second digitalizing means for digitalizing an audio signal to produce digital audio information data based on the audio signal;
• attendant data generating means for producing first attendant data to be added to the digital video information data and second attendant data to be added to the digital audio information data;
• recording data generating means for producing recording digital information data containing at least one of the digital video information data accompanied with the first attendant data added thereto and the digital audio information data accompanied with the second attendant data added thereto;
• recording means operative to record the recording digital information data in sections in a plurality of inclined tracks on a record medium;
• and
• control means operative to set one of a plurality of recording modes selected from among an original recording mode, an after recording mode and an insert recording mode for the recording of the recording digital information data on the record medium carried out by the recording means;
• wherein said attendant data generating means is operative to produce the second attendant data so as to contain specific mode data indicating whether or not the audio signal supplied to said second digitalizing means is of a specific audio signal mode, said recording means is operative to record each section of the digital audio information data on the record medium in such a manner that first and second subsections constituting a section of the digital audio information are recorded on corresponding first and second recording areas on the record medium, respectively, said section of the digital audio information data being formed to correspond to a section of the digital video information data corresponding to a predetermined unit period of the video signal, and said attendant data generating means is operative to produce said specific mode data to indicate whether or not said first and second subsections recorded on said first and second recording areas, respectively, are correlative with each other.

An apparatus for reproducing digital information comprising:

• means for reproducing from a record medium recording digital information data containing digital video information data accompanied with first attendant data added thereto and digital audio information data accompanied with second attendant data added thereto, said recording digital information data having been recorded in a plurality of inclined tracks on said record medium in accordance with a predetermined recording mode selected from among an original recording mode, an after recording mode and an insert recording mode, said first attendant data and said second attendant data being indicative of said predetermined recording mode;
• means for separating at least one of the digital video information data accompanied with the first attendant data added thereto and the digital audio information data accompanied with the second attendant data added thereto from the recording digital information data reproduced from the record medium;
• first dividing means for dividing the digital video information data accompanied with the first attendant data added thereto into the digital video information data and the first attendant data;
• second dividing means for dividing the digital audio information data accompanied with the second attendant data added thereto into the digital audio information data and the second attendant data;
• means for detecting said predetermined recording mode based on the first and second attendant data obtained from said first and second dividing means, respectively;
• means for processing the digital video information data obtained from said first dividing means to produce a video signal in accordance with said detected predetermined recording mode;
• and
• means for processing the digital audio information data obtained from said second dividing means to produce an audio signal in accordance with said detected predetermined recording mode.

An apparatus for reproducing digital information comprising:

• data reproducing means operative to reproduce recording digital information data containing digital video information data accompanied with first attendant data added thereto and digital audio information data accompanied with second attendant data added thereto from a plurality of inclined tracks of a record medium on which said recording digital information data have been recorded in accordance with a recording mode selected from among an original recording mode, an after recording mode and an insert recording mode, said digital audio information data accompanied with the second attendant data being divided into first and second subsections, said first and second subsections being recorded on corresponding first and second recording areas on said recording medium;
• data separating means for separating at least one of the digital video information data accompanied with the first attendant data added thereto and the digital audio information data accompanied with the second attendant data added thereto from the recording digital information data reproduced from the record medium;
• first data dividing means for dividing the digital video information data accompanied with the first attendant data added thereto into the digital video information data and the first attendant data;
• second data dividing means for dividing the digital audio information data accompanied with the second attendant data added thereto into the digital audio information data and the second attendant data;
• video data processing means for processing the digital video information data obtained from said second data dividing means to produce an audio signal;
• audio data processing means for processing the digital audio information data obtained from said second data dividing means to produce an audio signal;
• and
• information reproducing means operative to obtain information based on the first and second attendant data obtained from said first and second data dividing means, respectively, and including a part thereof corresponding to specific mode data contained in said second attendant data, said specific mode data being indicative of whether or not said first and second subsections recorded on said first and second recording areas, respectively, are correlative with each other.

An apparatus for recording and reproducing digital information comprising:

• means for digitalizing a video signal to produce digital video information data based on the video signal;
• means for digitalizing an audio signal to produce digital audio information data based on the audio signal;
• means for producing first attendant data to be added to the digital video information data and second attendant data to be added to the digital audio information data;
• means for producing recording digital information data containing at least one of the digital video information data accompanied with the first attendant data added thereto and the digital audio information data accompanied with the second attendant data added thereto;
• recording means operative to record the recording digital information data in a plurality of inclined tracks on a record medium;
• control means operative to set one of a plurality of recording modes selected from among an original recording mode, an after recording mode and an insert recording mode for the recording of the recording digital information data on the record medium carried out by the recording means, wherein said first attendant data and said second attendant data each contains recording mode data corresponding to and indicative of said recording mode set by said control means;
• means for reproducing said recording digital information data from the record medium;
• means for separating at least one of the digital video information data accompanied with the first attendant data added thereto and the digital audio information data accompanied with the second attendant data added thereto from the recording digital information data reproduced from the record medium;
• first dividing means for dividing the digital video information data accompanied with the first attendant data added thereto into the digital video information data and the first attendant data;
• second dividing means for dividing the digital audio information data accompanied with the second attendant data added thereto into the digital audio information data and the second attendant data;
• means for detecting said predetermined recording mode based on the first and second attendant data obtained from said first and second dividing means, respectively;
• means for processing the digital video information data obtained from said first dividing means to produce the video signal in accordance with said detected predetermined recording mode;
• and
• means for processing the digital audio information data obtained from said second dividing means to produce the audio signal in accordance with said detected predetermined recording mode.

An apparatus for recording and reproducing digital information comprising:

• first digitalizing means for digitalizing a video signal to produce digital video information data based on the video signal;
• second digitalizing means for digitalizing an audio signal to produce digital audio information data based on the audio signal;
• attendant data generating means for producing first attendant data to be added to the digital video information data and second attendant data to be added to the digital audio information data;
• recording data generating means for producing recording digital information data containing at least one of the digital video information data accompanied with the first attendant data added thereto and the digital audio information data accompanied with the second attendant data added thereto;
• recording means operative to record the recording digital information data in a plurality of inclined tracks on a record medium in accordance with a recording mode selected from among an original recording mode, an after recording mode and an insert recording mode, said digital audio information data accompanied with the second attendant data added thereto being divided into first and second subsections, said first and second subsections being recorded on corresponding first and second recording areas on said recorded medium, wherein said second attendant data contains specific mode data indicating whether or not said first and second subsections recorded on said first and second recording areas, respectively, are correlative with one another;
• control means operative to set selectively one of a plurality of recording modes for the recording of the recording digital information data on the record medium carried out by the recording means;
• data reproducing means operative to reproduce said recording digital information data from the record medium;
• data separating means for separating at least one of the digital video information data accompanied with the first attendant data added thereto and the digital audio information data accompanied with the second attendant data added thereto from the recording digital information data reproduced from the record medium, said reproduced second attendant data including said specific mode data;
• first data dividing means for dividing the digital video information data accompanied with the first attendant data added thereto into the digital video information data and the first attendant data;
• second data dividing means for dividing the digital audio information data accompanied with the second attendant data added thereto into the digital audio information data and the second attendant data;
• video data processing means for processing the digital video information data obtained from said first data dividing means to produce the video signal;
• audio data processing means for processing the digital audio information data obtained from said second data dividing means to produce the audio signal;
• and
• information reproducing means operative to obtain information based on the first and second attendant data obtained from said first and second data dividing means, respectively, said information reproducing means being further operative to determine based on said specific mode data whether or not said first and second subsections recorded on said first and second recording areas, respectively, are correlative with one another.