High density optical storage system
High density phase-change type optical disk having a data...
High density recording and reproduction system and method
High density recording by a conductive probe contact with phase
High density recording medium
High density recording medium with pit width to track pitch...
High density recording system using side-by side information and
High density small-diameter magnetic optical disk
High density storage of information on a substrate with multiple
High efficiency precision laser beam switch
High fidelity stereophonic reproduction system
High frequency modulation of a light beam in optical recording
High NA catadioptric focusing device having flat diffractive sur
High NA objective lens for optical pick-up
High NA solid catadioptric focusing device having a flat...
High numerical aperture optical focusing device for use in...
High numerical aperture optical focusing device having a...
High performance DVD writing current circuit
High performance optical storage medium with separate mechanical
High power controlling system for magneto-optical storage...