Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Medium, apparatus, and method of recording optical-information










Image Number 12 for United States Patent #7768881.

An optical-information recording medium includes a substrate that includes a servo surface having a servo pattern thereon; an information recording layer laminated on the servo surface of the substrate capable of recording information as a hologram produced by interference between an information beam containing the information and a reference beam; an address servo area that is formed as a part of the servo pattern, and that records therein address information and clock information for aligning a beam, emitted from an optical-information recording apparatus for recording information in the information recording layer, to a target position in the information recording layer; and a following up servo area that is formed as a part of the servo pattern, and that is to be irradiated by the beam to make the beam follow a rotation of the optical-information recording medium.








 
 
  Recently Added Patents
Selection of a suitable node to host a virtual machine in an environment containing a large number of nodes
Method and apparatus for performing real time anomaly detection
5-HT.sub.3 receptor modulators, methods of making, and use thereof
System and method for confirming delivery of an electronic message
Optical sensor and electronic apparatus
Reliable event broadcaster with multiplexing and bandwidth control functions
Jet pump and reactor
  Randomly Featured Patents
Basket catheter with multiple location sensors
Laminated insulation blanket
Connector
Mail post
Double hinge assembly and electronic device using the same
G-code decoder for use with a video tape recorder and method for same
Device for sectioning an electrical circuit and a system for distributing electrical energy including the sectioning device
Hanging device to connect an engine to an aircraft wing
Inhibition of histone deacetylase as a treatment for cardiac hypertrophy
Transducer position control system for disk storage equipment