Matches 1 - 40 out of 40


Match Document Document Title
US20080253246 METHOD FOR CONTROLLING BALL AUTO-BALANCE SYSTEM OF OPTICAL DISK DRIVE  
A method for controlling a ball auto-balancing system of an optical disk drive is provided. A rotational member is fixed on a rotating axis of an optical disk drive and rotates synchronously...
US20050013220 Method of driving step motor of compact disc drive  
A method of driving a step motor of an optical disc drive where a shift distance of an optical pickup lens of the optical disc drive is detected. A step motor driver is turned off so that a signal...
US20050265177 Fully automatic control method of spindle motor of optical disc drive  
A fully automatic control method of a spindle motor of an optical disc drive detects a firmware value stored in the optical disc drive; sets a fully automatic control mode of the spindle motor of...
US20050152245 METHOD FOR CONTROLLING A SLED-HOME OPERATION  
A method for controlling a sled-home operation in an optical disc drive by driving a sled motor. The method includes two stages: a motor-starting stage and a sled-home-driving stage. In the...
US20100257034 OPTICAL DISK DRIVE AND ADVERTISEMENT AND SERVICE SYSTEM USING THE SAME  
Provided are an optical disk drive and an advertisement/service system using the same. The optical disk drive includes an optical disk storage unit, an Internet link storage unit, and a...
US20090190452 Device and Method for Controlling Zero-Return of Opto-Mechanical System  
A device for controlling zero-return of an opto-mechanical system of an optical disc drive is provided. The opto-mechanical system has an optical pickup head for reading data from an optical disc....
US20070237045 Information Record Controlling Apparatus, Information Record Controlling Method, Information Reproduction Controlling Apparatus, Information Reproduction Controlling Method, Information Recording Medium, Information Record Controlling Program, and Information Reproduction Controlling Program  
To provide an information record controlling apparatus which can move and record recorded information more efficiently, and more efficiently administrate move and record. In the information...
US20050254375 Method of storing calibration data in a circuit board and an optical disc drive thereof  
An optical disc drive for accessing an optical disc is provided. The optical disc drive includes an optical/mechanical assembly (OMA) and a memory having an in-built calibration data of the OMA,...
US20050073924 Controlling rotational speed of an optical disc based on detected eccentricity  
A method, program, apparatus, and medium for determining and controlling a rotational speed of an optical disc, capable of suppressing the influence from disc eccentricity, and an optical disc...
US20100214891 OPTICAL PICKUP DEVICE, OPTICAL DISC DEVICE, COMPUTER, OPTICAL DISC PLAYER, AND OPTICAL DISC RECORDER  
A first light source 1a emits a first light flux with a first wavelength. A second light source 1b emits a second light flux with a second wavelength that is different from the first wavelength...
US20060018224 Optical recording/reproducing apparatus for CLV error recovery and method thereof  
Disclosed are an optical recording/reproducing apparatus for a CLV error recovery and a method thereof that can recover from a CLV error in a short time. The apparatus includes a spindle motor...
US20050286370 Disk apparatus, information recording and reproducing method, and disk rotation speed control method  
A disk apparatus is provided capable of reducing the change in the rotational speed of the disk during a (block) replacement process and thereby ensuring that each (block) replacement operation...
US20090052292 Method and system for signal gain control in optical disc drives  
A signal gain control method and system for use in optical disc drives to prevent undesirable saturation occurrences in circuit operations. The method includes fetching a preset reading front...
US20090141600 DATA ERROR MEASURE BASED RECORDING SPEED CONTROL  
The present invention relates to determining a data writing speed for writing data on a medium (112, 40, 50), using a predetermined writing power, comprising writing a test data sequence on the...
US20050063271 Optical disk apparatus and pickup driving method thereof  
An optical disk apparatus of low consumption of electric power, wherein heat generation is suppressed within a stepping motor for use of drive of a pickup, as one of the heat generation sources,...
US20060077833 CONTROL SYSTEM FOR A DISK DEVICE  
A control system for a disk device is integrated into the control unit of a host. The control unit transmits a control signals to the control system. The control system transfers the control...
US20050276186 Positioning device  
A positioning device capable of performing accurate positioning of holograms formed on a recording medium is disclosed. The positioning device includes a rotation driving unit for rotating a...
US20050254374 Method for performing fast-forward function in audio stream  
A fast-forward method uses a time-scaling algorithm to perform a fast forward function. It uses the range restriction and slope calculation of an inter-coefficient algorithm to perform audio...
US20060114784 Optical disc drive and method for adjusting working speed  
An optical disc drive and the method for adjusting the working speed are disclosed. In the present method, the user decides the highest working speed in advance. Then, in response to an initiation...
US20060067175 Optical disk drive for compensating wobble signal and method thereof  
An optical disk drive for compensating wobble signal and the method thereof. The compensating method is used in a servo controller and an optical pick-up head. The optical pick-up head includes a...
US20050201233 Optical storage medium reading apparatus and method thereof  
An optical storage medium reading apparatus and method thereof. A reading component is driven by a mechanical device, reading data from an optical storage medium. A control unit acquires a first...
US20130315046 OPTICAL DISC DEVICE  
An optical disc device includes an optical pickup and a controller. The optical pickup is configured to emit light to an optical disc and detect the light reflected on the optical disc. The...
US20080037394 Bit Synchronization Detection Means  
Detection means for detecting information in a signal, comprising integration means for integrating the signal over time such that the integration means is periodically reset at about the start...
US20060077832 Method and apparatus for controlling reproduction speed of an optical disk  
A method and apparatus for controlling reproduction speed of an optical disk are provided. The method for controlling reproduction speed of an optical disk includes checking whether a read command...
US20060126466 Information recording apparatus, information reproducing apparatus, information recording method, and information reproducing method with an improved track jump performance  
An optical disc reproducing apparatus and an optical disc recording apparatus for reproducing an optical disc. The apparatus includes an optical pickup unit for irradiating a laser beam to the...
US20060023581 Optical disk recording device and pickup device  
The invention provides an effective method for improving accuracy of recording, tracking, and reproduction in a real-time correction in which correction is performed simultaneously with recording....
US20060171272 Optical disc apparatus and defocus control method  
A defocus adjustment method includes a step of storing in a memory a range of defocus values for smooth operation of an optical disc apparatus, a step of measuring the defocus value of the optical...
US20050265180 Optical disk apparatus  
An optical disk apparatus comprises a controller that outputs a rotation control signal to rotate an optical disk medium rotating motor in a predetermined direction to a drive section that drives...
US20100027391 Control apparatus and method for content reproducing  
In a content reproducing system (1), which includes: a program judging unit (31) that judges whether or not a BD-J program being executed is a continuing program when an eject operation for a BD...
US20060256684 Optical information recording and reproducing apparatus  
Provided is an optical information recording and reproducing apparatus, including: a circuit for recording information on an information recording medium or reproducing the information recorded...
US20050007918 Information reproduction apparatus, information reproduction method and information recording medium for a rotation control program  
An information reproduction apparatus is provided with: a drive device which rotates an information recording medium in order to read out predetermined information from the information recording...
US20090129222 AN OPTICAL DRIVE WITH A VARYING BANDWIDTH  
The invention discloses a method for operating an optical drive for e.g. a CD, DVD, HD-DVD or a BD disk. More specifically, the invention may improve the signal to noise ratio (SNR) and/or the...
US20080130438 OPTICAL DISK APPARATUS AND CONTROL METHOD THEREFOR  
An optical disk apparatus for recording data on and reproducing data from a recordable optical disk includes a storage unit and a control unit. The storage unit is configured to store specific...
US20080279064 Optical Data Storage System and Method of Optical Recording and/or Reading  
An optical data storage system for recording and/or reading, using a radiation beam having a wavelength X is described. The radiation beam is focused onto a data storage layer of an optical data...
US20070070843 Optical recording medium, recording/reproduction apparatus, recording method, and recording/reproduction method  
An optical recording medium provided with one or a plurality of recording layers includes an adjustment data recording area for recording therein adjustment data used for adjusting focus or...
US20060104175 Method of selecting recording speed and recorder thereof  
A recorder including an optical pick up head and a processor can provide a number of recording speeds for recording an optical disc. The optical pick up head is for recording the optical disc...
US20110317531 Optical Disk Drive Including Non-Volatile Memory and Method of Operating the Same  
An optical disk drive includes a non-volatile memory. The optical disk drive is booted based on driving information stored in the non-volatile memory. When a write command is received from a host,...
US20080186815 APPARATUS AND METHOD FOR REPRODUCING OPTICAL DISK  
An optical disk reproducing apparatus to equalize and reproduce a signal optically read from an optical disk includes a controller to determine a number of regions to divide the optical disk into...
US20120134247 INFORMATION RECORDING METHOD, INFORMATION READING METHOD, AND OPTICAL DISC DEVICE  
An optical disc device and information recording/reading method for an optical disc in which a recording layer is formed through volume recording by aligning recording tracks, which hold...
US20110007614 RECORDING DEVICE AND METHOD, COMPUTER PROGRAM, AND RECORDING MEDIUM  
A recording apparatus is provided with: a recording device for recording a data pattern onto a recording medium provided with a user data area; a first controlling device for controlling the...

Matches 1 - 40 out of 40