Digital information recording apparatus, reproducing apparatus and transmitting apparatus

A digital information reproducing apparatus for reproducing digital information including video information and/or audio information from a recording medium on which said digital information is recorded, said digital information including information of a retention period indicating a period for permitting said digital information to be held in said recording medium, starting with a time at which said digital information is recorded in said recording medium and information of a playback permission period indicating a period for permitting said digital information to be played back starting with a time at which said digital information is reproduced initially following recording of said digital information on said recording medium, said apparatus comprising:

• a detection circuit for detecting said retention period and said playback permission period from the reproduced digital information;
• and
• a control circuit for controlling, on the basis of information of said retention period and playback permission period detected by said detection circuit, playback operation of said digital information or output operation of said digital information from said apparatus to the outside.

A digital information reproducing apparatus for reproducing digital information including video information and/or audio information from a recording medium recording said digital information, said digital information including information of a retention period indicating a period for permitting said digital information to be held in said recording medium, starting with a time at which said digital information is recorded on said recording medium and information of a playback permission period indicating a period for permitting said digital information to be played back starting with a time at which said information is reproduced initially following recording of said digital information on said recording medium, said apparatus comprising:

• a detection circuit for detecting the retention period and the playback permission period from the reproduced digital information;
• and
• a disable circuit for disabling, on the basis of information of said retention period and playback permission period detected by said detection circuit, at least a part of said digital information recorded on said recording medium from being played back.

A digital information recording apparatus for recording digital information including video information ans/or audio information on a first recording medium, comprising:

• a recording circuit for recording information of a copy permission period included in said digital information and indicating a period for permitting said digital information recorded on said first recording medium to be copied and recorded only once from said first recording medium onto a second recording medium different from said first recording medium after recording of said digital information on said first recording medium.

A digital information reproducing apparatus for reproducing digital information including video information and audio information from a first recording medium on which said digital information is recorded, said digital information including information of a copy permission period indicating a period for permitting said digital information to be played back and recorded only once from said first recording medium to a second recording medium different from said first recording medium after recording of said digital information on said first recording medium, said apparatus comprising:

• a detection circuit for detecting said copy permission period from the reproduced digital information;
• and
• a control circuit for controlling, on the basis of the information of said copy permission period detected by said detection circuit, an operation for delivering the played back digital information to said second recording medium so as to copy and record said played back digital information onto said second recording medium.

A digital information recording apparatus for recording digital information including video information and/or audio information on a first recording medium, comprising:

• a recording circuit for recording information of move permission included in said digital information and permitting, even when said digital information is recorded on said first recording medium and thereafter inhibited from being copied and recorded onto a second recording medium different from said first recording medium, said digital information to be moved to said second recording medium on the premise that at least a part of said digital information on said first recording medium is to be disabled for reproduction.

A digital information recording apparatus for recording digital information including video information and/or audio information on a recording medium, comprising:

• a recording circuit for recording information of a playback longevity period included in said digital information and indicating a period for permitting said digital information recorded on said recording medium to be played back.

A digital information reproducing apparatus for reproducing digital information including video information and/or audio information from a recording medium on which said digital information is recorded, said digital information including a playback longevity period indicating a period for permitting said digital information recorded on said recording medium to be played back, said apparatus comprising:

• a detection circuit for detecting the playback longevity period from the reproduced digital information;
• and
• a control circuit for controlling a reproduction operation of said digital information and/or an output operation of said digital information from said apparatus to the outside on the basis of information of the playback longevity period detected by said detection circuit.

A digital information recording apparatus for recording digital information including video information and/or audio information to a recording medium, comprising:

• a recording circuit for recording information of a playback longevity count included in said digital information and indicating the count by which said digital information recorded on said recording medium is permitted for reproduction.

A digital information reproducing apparatus for reproducing digital information including video information and/or audio information from a recording medium on which said digital information is recorded, said digital information including information of a playback longevity count indicating the count by which said digital information recorded on said recording medium is permitted for reproduction, said apparatus comprising:

• a detection circuit for detecting the playback longevity count from the reproduced digital information;
• and
• a control circuit for controlling a reproduction operation of said digital information and/or an output operation of said digital information from said apparatus to the outside on the basis of the information of said playback longevity count detected by said detection circuit.

A digital information transmitting apparatus for transmitting digital information including video information and/or audio information to a recording and reproducing unit, comprising:

• a transmitting circuit for transmitting information of a retention period included in said digital information and indicating a period for permitting said digital information to be held in said recording medium, starting with a time at which said digital information is recorded on said recording medium;
• and information of a playback permission period included in said digital information and indicating a period for permitting said digital information to be played back starting with a time at which said information is reproduced initially following recording of said digital information on said recording medium.

A digital information transmitting apparatus for transmitting digital information including video information and/or audio information to a recording and reproducing unit having a first recording medium, comprising:

• a transmitting circuit for transmitting information of a copy permission period included in said digital information and indicating a period for permitting said digital information to be only once copied and recorded onto a second recording medium different from said first recording medium following recording of said digital information on said first recording medium.

A digital information transmitting apparatus for transmitting digital information including video information and/or audio information to a recording and reproducing unit having a first recording medium, comprising:

• a transmitting circuit for transmitting, even when the digital information is inhibited from being copied and recorded onto a second recording medium different from said first recording medium after said digital information has been recorded on said first recording medium, move permission information, included in said digital information, for permitting said digital information to be moved to said second recording medium on the premise that at least a part of the digital information on said first recording medium is disabled for reproduction.

A digital information transmitting apparatus for transmitting digital information including video information and/or audio information to a recording and reproducing unit, comprising:

• a transmitting circuit for transmitting information of a playback longevity period included in said digital information and indicating a period for permitting said digital information recorded by said recording and reproducing unit to be reproduced.

A digital information transmitting apparatus for transmitting digital information including video information and audio information to a recording and reproducing unit, comprising:

• a transmitting circuit for transmitting information of a playback longevity count included in said digital information and indicating a count by which said digital information recorded by said recording and reproducing unit is permitted for reproduction.

A digital information reproducing apparatus for reproducing digital information including video information and/or audio information from a first recording medium on which said digital information is recorded, comprising:

• a control circuit for controlling, even when said digital information is inhibited from being copied and recorded onto a second recording medium different from said first recording medium after said digital information has been recorded on said first recording medium, an operation for delivering said digital information for the purpose of moving said digital information to said second recording medium on the premise that at least a part of said digital information on said first recording medium is disabled for reproduction;
• and
• a reproduction disable circuit for disabling at least a part of said digital information on said first recording medium from being reproduced.