Mitsubishi Denki Kabushiki Kaisha

Nobuaki Hirai

Yoshinobu Ishida

Masayuki Ishida

Manabu Tsukamoto

Kazuhito Endo

An information reproduction apparatus capable of reducing or eliminating the mute period when a pickup jumps during the reproduction or when a disk is changed in an information reproduction system provided with a disk changer mechanism for selecting one disk from plural disks, or when a disk is forced to change, or an information reproduction apparatus of displaying the time information corresponding to the actual outputting time of information from the output terminal by correcting the time information included in the information read from the recording medium or determined by the recording address, or an information reproduction system provided with a disk changer mechanism capable of checking the contents of other disks during reproduction, or system of reproducing only parts of information which allow to view the contents of all disks.

Reproduction apparatus and method for successively playing back

A disc apparatus includes a readout unit, an audio signal output unit, a memory, a switch, and a controller. The readout unit reads out data from a disc wherein the data includes at least digital audio data. The audio signal output unit produces an audio signal output in accordance with the digital audio data. The memory stores the digital audio data read from the disc by the readout unit. The switch switches the digital audio data supplied to the audio signal output unit between the digital audio data stored in the memory and the digital audio data currently being read by the readout unit. Furthermore, the controller controls the readout unit and the memory so that, prior to a playback start operation, the digital audio data of a first predetermined period from a beginning of at least one program is read out by the readout unit and stored in the memory; controls the switch so that, at a beginning of the playback start operation, the audio signal output unit produces the audio signal output based on the digital audio data stored in the memory; and controls the switch so that, a second predetermined period after the start operation, the audio signal output unit produces the audio signal output based on the digital audio data currently being read out by the readout unit.

Disc apparatus for selectively outputting data from a disc and a memory

An information reproduction apparatus capable of reducing or eliminating the mute period when a pickup jumps during the reproduction or when a disk is changed in an information reproduction system provided with a disk changer mechanism for selecting one disk from plural disks, or when a disk is forced to change, or an information reproduction apparatus of displaying the time information corresponding to the actual outputting time of information from the output terminal by correcting the time information included in the information read from the recording medium or determined by the recording address, or an information reproduction system provided with a disk changer mechanism capable of checking the contents of other disks during reproduction, or system of reproducing only parts of information to allow the monitoring of the contents of all disks.

Information reproduction apparatus having means to control maximum delay

A digital signal which is recorded on a recording medium with being encoded is duplicated to another recording medium without being decoded. An audio signal is recorded and/or reproduced using data recorded in a TOG of the recording medium. A first data signal (2-channel audio signal) is intermittently recorded on and/or reproduced from a first area of the recording medium, and a second data signal (other 2-channel audio signal) is intermittently recorded on and/or reproduced from a second area of the recording medium during a period in which the first data signal is not recorded or reproduced.

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Nagaokakyo, Japan

Nobuaki Hirai