Signal value holding apparatus, signal value holding method,...
Signal wave control circuit
Signal-processing preamplifier for an optical disc system
Simple magneto-optic rewritable head for roughedized environment
Single erasable optical recording layer having both retention an
Single frequency laser source for optical data storage system
Single means for converting beam widths of plural laser...
Single objective lens for use with CD or DVD optical disks
Single objective lens for use with CD or DVD optical disks
Single objective lens for use with CD or DVD optical disks
Single objective lens optical pick-up head
Single source optical disc data storage system
Single surface diffractive element for optical pickup heads
Single-lens optical pick-up head for accessing a DVD disc and a
Slider moving device and information recording/reproducing...
Slim optical pickup apparatus
Small-sized optical memory device and information processing app
Solid immersion lens with increased focusing capacity
Solid immersion lens with semiconductor material to achieve high
Solid immersion lens, condensing lens, optical pickup...