| LITE-ON IT CORP. Patent applications |
| Patent application number | Title | Published |
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| 20120087223 | METHOD OF WRITING DATA TO A DISC, DISC DRIVE - The invention relates to a method of writing data to a disc (OD). The method comprised: a) performing a plurality of writing actions in which a plurality of data portions are written to the disc, b) performing a plurality of verification actions in which written data portions are at least partly verified and at least part of the data portions are replaced if needed. The method further comprises a2) performing a decision action for each writing action in which a decision whether or not to perform the verification action for a specific written data portion is taken. | 04-12-2012 |
| 20120023511 | Slot-In Disc Drive Having Adjustable Disc Ejection Distance - A slot-in disc drive is provided to comprise an ejecting lever rotated about a rotating axis; a first sensor and a second sensor, disposed on the rotating path of the ejecting lever; and a firmware, built in the disc drive for selecting a first setting or a second setting according to the size of a loaded disc, wherein the first and the second settings are respectively related to the first and the second sensors, and the firmware controls the ejecting lever to stop rotating based on the selected setting. | 01-26-2012 |
| 20110261662 | LENS PULL-IN METHOD FOR NEAR-FIELD OPTICAL ACCESSING SYSTEM - A lens pull-in method is used in a near-field optical accessing system. When a lens is in a far-field range, the lens is driven to approach a surface of an optical disc in an open loop control state. If the lens enters a near-field range, a first GES level is inputted as a set value and the lens is driven in a close loop control state. When the gap error signal decreases to the first GES level, the set value is changed to a second GES level, which is higher than the first GES level. When the gap error signal increases to the first GES level, the set value is changed to a target GES level, so that the gap error signal is maintained at the target gap error signal. | 10-27-2011 |
| 20110258651 | LIGHTSCRIBE OPTICAL DISC DRIVE - An optical disc drive for marking a label side of a lightscribe disc is provided. The optical disc drive includes a spoke detecting device, a spindle motor PCB and an insulating pad. The spoke detecting device is used for detecting spoke patterns on the lightscribe disc. The spindle motor PCB is communicated with the spoke detecting device through a flexible cable. The insulating pad is coupled with the spindle motor PCB for supporting the spoke detecting device such that the spoke detecting device is separated from the lightscribe disc by a specified gap. | 10-20-2011 |
| 20110254910 | LIGHTSCRIBE OPTICAL DISC DRIVE - An optical disc drive for marking a label side of a lightscribe disc is provided. The optical disc drive includes a metallic plate, a spoke detecting device and a spindle motor PCB. The spoke detecting device is used for detecting spoke patterns on the lightscribe disc. The spindle motor PCB is supported on the metallic plate and having a notch such that a receptacle is defined by sidewalls of the notch and a surface of the metallic plate. The spoke detecting device is received in the receptacle such that the spoke detecting device is separated from the lightscribe disc by a specified gap. | 10-20-2011 |
| 20110238892 | WEAR LEVELING METHOD OF NON-VOLATILE MEMORY - A method of wear leveling applied to a non-volatile memory is provided. The method comprises steps of: categorizing all blocks within the non-volatile memory to a first group with erased blocks having higher history numbers, a second group with erased blocks having lower history numbers, or a third group with blocks not either assigned to the first group or the second group; selecting a first block which contains a clod data from the third group; selecting a second block from the first group; copying the cold data from the first block into the second block and updating the history number of the second block; and erasing the first block. | 09-29-2011 |
| 20110185224 | FLASH STORAGE DEVICE AND DATA PROTECTION METHOD THEREOF - A flash storage device comprises: a memory module, for storing data; a control unit, electrically connected to the memory module, for accessing the data in the memory module; and a detecting unit, electrically connected to the control unit, for passing a temperature detecting result to the control unit, and the control unit determining whether a data protection operation is activated according to the temperature detecting result. | 07-28-2011 |
| 20110155002 | LABELING METHOD FOR BLU-RAY DISC - The present invention provides a labeling method for a blu-ray disc, which includes following steps: an initial radius is selected on a blank area of the blu-ray disc, and a pattern is determined; an initial physical sector number is calculated using the initial radius, and the pattern is transformed into a description data; according to the initial physical sector number and a size of the description data, a sequential recorded region of the blu-ray disc is divided into at least two sequential recorded regions, and information of the at least two sequential recorded regions are updated in a table of content, wherein an initial position of one of the sequential recorded regions is the initial physical sector number, and a length of the one of the sequential recorded regions is the size of the description data; the description data is written from the initial physical sector number. | 06-30-2011 |
| 20110087342 | ULTRASONIC SENSOR AND CONTROLLING METHOD USING THE SAME - A controlling method using an ultrasonic sensor is provided. Firstly, a first ringing time of the ultrasonic sensor is set when the ultrasonic sensor is in a standby status. Then, a sensing wave is transmitted, and a second ringing time is detected. Then, the second ringing time is compared with the first ringing time. If the second ringing time is not equal to the first ringing time, a function control signal is generated. | 04-14-2011 |
| 20110057123 | STERILIZING LAUNDRY BALL - A laundry ball with a sterilization function includes a main body, a LED module coupled to the main body for emitting a light, and a power supply module coupled to the LED module in order to provide a power to the LED module. An internal power supply or an external power supply may be used for charging a battery module through the power supply module. | 03-10-2011 |
| 20110029280 | SENSING METHOD AND DEVICE UTILIZING ALTERNATING SIGNAL FREQUENCIES - An ultrasonic sensing method and an ultrasonic sensing device are provided. The ultrasonic sensing device includes a microprocessor, a signal-driving module and a transducer module. The microprocessor generates a first driving signal with a first frequency to the signal-driving module. The signal-driving module drives the transducer module to emit a first sensing signal to a target object in response to the first driving signal. Then, a first echo signal received by the transducer is transmitted to the microprocessor to calculate a first time of flight. In a similar manner, a second time of flight is obtained based on a second driving signal with a second frequency. The microprocessor determines a final time of flight according to the first time of flight or the second time of flight. | 02-03-2011 |
| 20110026365 | ULTRASONIC TRANSDUCER AND SIGNAL DECAY TIME ADJUSTING METHOD APPLIED THERETO - A signal decay time adjusting method is used in an ultrasonic transducer. Firstly, a first driving signal is generated by a pre-processing module. When the first driving signal is received, an ultrasonic transmitting/receiving module generates vibration and transmits a sensing wave according to the first driving signal. Then, the pre-processing module stops generating the first driving signal so that the vibration generated within the ultrasonic transmitting/receiving module is decayed as a decay signal. Then, a second driving signal is generated by the pre-processing module according to the first driving signal, and the second driving signal is transmitted to the ultrasonic transmitting/receiving module. When the second driving signal is received, the decay signal is offset according to the second driving signal, so that a decay time of the decay signal is shortened. When the sensing wave is reflected by an object, a reflective wave is received by the ultrasonic transmitting/receiving module. | 02-03-2011 |
| 20110001697 | IMAGE DISPLAY DEVICE AND OPERATION METHOD THEREOF - An image display device for displaying digital images includes a display screen, a controller and a proximity sensor in communication with the controller. When an external object such as the user's hand is detected by the proximity sensor, the proximity sensor issues a sensing signal to the controller. The controller controls the display of the digital images in response to the sensing signal. Hence, the display of the digital images can be controlled or operated without touching the image display device. | 01-06-2011 |
| 20100315925 | METHOD FOR DISCRIMINATING DISC - A disc discriminating method for use in an optical disc drive includes the following steps. Firstly, an optical pickup head of the optical disc drive is controlled to move in a first direction when the optical pickup head is in a track-unlocked state. Then, a tracking error signal and a radio frequency signal are generated. According to the tracking error signal, a tracking error zero crossing signal is obtained. According to the radio frequency signal, a radio frequency zero crossing signal is obtained. According to a phase relation between the tracking error zero crossing signal and the radio frequency zero crossing signal, the disc is discriminated as an on-groove recording disc or an in-groove recording disc. | 12-16-2010 |
| 20100315920 | EXTERNAL OPTICAL DISC DRIVE AND METHOD OF CONTROLLING THE SAME - An external optical disc drive, connected to a bus from which a supplying voltage and a supplying current are outputted, includes: a voltage detector connected to the bus for receiving and detecting the supplying voltage; a digital signal processor connected to the voltage detector; a motor driver connected to the digital signal processor; and a spindle motor connected to the motor driver; wherein a speed-control signal, for informing the digital signal processor to lower the speed of the spindle motor via the motor driver, is outputted to the digital signal processor from the voltage detector while the supplying voltage is detected lower than a threshold voltage. | 12-16-2010 |
| 20100287448 | FLASH MEMORY DEVICE WITH RECTIFIABLE REDUNDANCY BIT AND METHOD OF CONTROLLING THE SAME - A flash memory device connected to a host includes: a flash memory; and a control circuit comprising a first error correcting code unit and a second error correcting code unit. The data length of a redundancy bit generated by the second error correcting code unit is longer than the data length of a redundancy bit generated by the first error correcting code unit. The first error correcting code unit is adopted to process with a data transmitted to the flash memory from the host when a damage risk of the flash memory is lower than a specific value; and the second error correcting code unit is adopted to process with the data transmitted to the flash memory from the host when the damage risk of the flash memory is higher than the specific value. | 11-11-2010 |
| 20100251273 | Slot-In Disc Drive having Adjustable Disc Ejection Distance - A slot-in disc drive is provided to comprise an ejecting lever rotated about a rotating axis; a first sensor and a second sensor, disposed on the rotating path of the ejecting lever; and a firmware, built in the disc drive for selecting a first setting or a second setting according to the size of a loaded disc, wherein the first and the second settings are respectively related to the first and the second sensors, and the firmware controls the ejecting lever to stop rotating based on the selected setting. | 09-30-2010 |
| 20100142351 | OPTICAL DISC DRIVE - A traverse for an optical disc drive comprising a base, a main shaft motor, a pick-up motor and a pick-up head module is provided. The base includes a bottom plate and a plurality of raised mesas. The bottom plate has an opening and the raised mesas connect with the bottom plate. The main shaft motor is disposed on the raised mesas. The pick-up motor is disposed on the bottom plate and the pick-up head module connects with the pick-up motor. The pick-up motor enables the pick-up head module to move inside the opening. Additionally, the present invention also provides an optical disc drive with the said traverse. | 06-10-2010 |
| 20100133908 | USB DEVICE WITH INTERNAL ASSISTING POWER - An universal-serial-bus external device is connected to an universal-serial-bus port of a computer host and the universal-serial-bus port comprises a positive-power end from which a main current is outputted. The external device includes: a load circuit comprising a positive-power end to which a main current is outputted from the positive-power end of the universal-serial-bus port, wherein a load current, for driving the universal-serial-bus external device, is inputted to the positive-power end of the load circuit; and an assisting-power circuit comprising an output end from which an assisting current is outputted to the positive-power end of the load circuit; wherein the load circuit is only provided by the main current if the load current is lower than a first threshold current; and, the load circuit is provided by both the main current and the assisting current if the load current is higher than a second threshold current. | 06-03-2010 |
| 20080212424 | DATA MODULATION/ENCRYPTION METHOD USED IN HOLOGRAPHIC STORAGE SYSTEM - The disclosure is a data modulation/encryption method used in a holographic storage system. The data modulation method includes steps of: receiving an original data sequence; arraying the original data sequence to a first matrix with n×n dimensions; multiplying the first matrix by a sparse matrix to generate a second matrix with n×n dimensions; executing a modulating and mapping procedure for generating a third matrix with (n+1)×n or n×(n+1) dimensions, wherein the third matrix is composed of a modulation part and an extra part; and, storing the third matrix; wherein the sparse matrix is a binary matrix, a total number of elements in each row of the sparse matrix is odd, all rows of the sparse matrix have a same even number of bit | 09-04-2008 |
