198802 ⎘
Signal processing not specific to the method of recording or reproducing; Circuits therefor; Digital recording or reproducing; Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter using partial response filtering when writing the signal to the medium or reading it therefrom partial response PR(3,4,4,3)
Information detection device and optical disc device
#2OPTICAL DISC REPRODUCING DEVICE AND OPTICAL DISC REPRODUCING METHOD
#3Method of evaluating a readout signal, and optical disc apparatus
#4DIGITAL DATA DECODING APPARATUS AND DIGITAL DATA DECODING METHOD
#5Information reproduction apparatus
#6Information reproducing apparatus and information reproducing method
#7OPTICAL DISC DEVICE AND METHOD FOR DETECTING DEFECT ON OPTICAL DISC
#8Information recording medium, information recording device, and information recording method
#9Optical disc playback apparatus
#10Optical disk reproducing device selectively using a channel bit frequency or a frequency that is half of the channel bit frequency
#11Optical disk reproducing device that demodulates digital data by switching between a channel bit frequency and a frequency that is half of the channel bit frequency
#12Digital data reproducing apparatus and method
#13Optical disk apparatus and optical disk reproduction method
#14Recording method and optical disc apparatus
#15Signal processing apparatus and method for recording medium
#16Method of evaluating a readout signal, and optical disc apparatus