Patent application number | Description | Published |
20090003149 | APPARATUS AND METHOD FOR CALIBRATING FOCUS BALANCE IN AN OPTICAL DISK DRIVE - The present invention is to provide an apparatus and method for calibrating focus balance in an optical disk drive. A focus servo unit controls a pick-up head to focus and read a mark for generating an RF signal. A jitter generator separates a jitter signal from the RF signal to form a jitter frequency. A focus balance unit compares sequential jitter frequencies to check the convergence and the goal, and determines the direction and variable of calibrating focus balance to generate an error signal. A compensator receives the error signal through the focus servo unit to control the pick-up head for calibrating focus balance. | 01-01-2009 |
20090022018 | FOCUSING CONTROL METHOD FOR LABEL SIDE OF LIGHTSCRIBE DISCS - A focusing control method on a light-scribed disc firstly focuses a base voltage on a label side. Light summed signals are detected and recorded. The biggest light summed signal is determined, and subtracts the light summed signal of each spoke to form an error signal. The error signal is multiplied by a gain to form a gain signal. The base voltage adds the gain signal to form an upper referring voltage, and subtracts the gain signal to form a lower referring voltage. The label side is focused with the upper referring voltage and the lower referring voltage respectively. The light summed signals are detected and recorded, to determine the biggest light summed signal of each spoke. According to the corresponding voltage of the biggest light summed signals, a focusing control curve is approached to determine optimum parameters. | 01-22-2009 |
20090022026 | METHOD FOR CALIBRATING FOCUS LEVEL ON A LIGHT SCRIBE DISC - A method for calibrating a focus level on a light scribe disc includes driving a pick-up head with a predetermined speed in a predetermined direction to calibrate a focus level for a moving stage, detecting light summed signals along the light path of the moving stage, and finding and recording the maximum light summed signal and corresponding position of the pick-up head as the focus level for the moving stage. When a number of the moving stages is greater than a predetermined value, the focus level of the moving stage serves as the optimum focus level of the light scribe disc. When the number of moving stages is fewer, lowering the speed with a stage reduction and change the direction opposite to the predetermined direction, and proceeding to a next moving stage to calibrate the focus level. | 01-22-2009 |
20100053487 | LCD PANEL - An LCD panel includes a group of data pads. The group of data pads includes at least a Vcom pad and a switch pad. The Vcom pad includes a first part and a second part. The switch pad includes a semiconductor layer connected between the first part and the second part. The first pad is coupled to the semiconductor layer, but formed on a different layer from the semiconductor layer. The semiconductor layer can be turned on by a voltage on the first pad, thereby turning on the Vcom pad. | 03-04-2010 |
20100242057 | TRAVERSE OF LIGHT SCRIBE DISK DRIVE - A traverse of a light scribe disk drive is provided. An opening is disposed at the center of a frame, wherein one end of the opening has a half circle, and a fillister is integrally formed around the half circle. A spindle motor is mounted on a PCB to form a spindle motor module. The PCB with a connecting slot is disposed on the frame to insert the spindle motor into the half circle. An optical sensor is mounted on a substrate to form an optical sensor module, and the substrate is inserted in the fillister. One end of a cable is connected to the substrate, and the other end is connected to the connecting breach to simplify the structure. | 09-23-2010 |
20110222385 | APPARATUS AND METHOD FOR TESTING SPOKE SENSOR - An apparatus and a method for testing spoke sensor are disclosed. A drive unit is started to rotate a test disc to a predetermined rotation speed. A module test unit is electrically connected to a spoke sensor under test of a spindle motor module. The module test unit is started to drive the spoke sensor to detect the spoke signals of the test disc and record the number of detected spoke signals. Within a test time, a comparison unit is used for comparing the number of spoke signals with a threshold, and only when the detected number is larger than a threshold will the spoke sensor be assembled to the product. Thus, the product quality is assured. | 09-15-2011 |
20110228655 | COMPENSATION METHOD IN RADIAL DIRECTION ON LABEL SIDE OF OPTICAL DISC - The disclosure discloses a compensation method in a radial direction on a label side of an optical disc. An optical disc is inserted into an optical disk drive. The data side of the optical disc is divided into at least one compensation area. An optical pick-up head (OPU) is moved from inner to outer rings by simulating a writing process. The OPU is moved to some pre-determined points and radial-directional compensation is performed to obtain radial-directional voltage gains at the pre-determined points. The voltage gains are recorded. The label side of an optical disc is inserted into the optical disk drive. The simulated track number is calculated on the basis of the required moving distance for the OPU to write pattern on the label side. The OPU is moved to write the label side by a radial-directional lens driving voltage compensated with a gain obtained from a compensation formula. | 09-22-2011 |
20120015304 | METHOD FOR FABRICATING AN INTERPOSER - Method for fabricating an interposer is provided. A substrate is provided having thereon at least a conductive via and at least a flange. The flange is bonded on the substrate and shades a portion of the via. A photoresist layer is formed on the interior surface of the via, on a contact surface of the flange and on an inner surface of the flange opposite to the contact surface. An opening is formed in the photoresist layer to expose a portion of the contact surface of the flange, while the photoresist layer still covers the interior surface of the via and the inner surface of the flange. A plating layer is formed on the exposed contact surface of the flange. The photoresist layer is then removed. | 01-19-2012 |
20120024584 | CONNECTOR AND MANUFACTURING METHOD THEREOF - A method of manufacturing a connector is provided. Firstly, a substrate having a first surface, a second surface opposite to the first surface and a through hole is provided. Next, a first conductive layer covering the inside wall of the through hole is formed on the substrate. Then, a filler is filled in the through hole to form a filler post. Next, a conductive elastic cantilever is formed over the first surface and electrically connected to the first conductive layer. Then, a gold layer is formed on the conductive elastic cantilever and over the first surface. A solder ball electrically connected to the first conductive layer is formed over the second surface. | 02-02-2012 |
20120026708 | CARRIER SUBSTRATE AND METHOD FOR MAKING THE SAME - A carrier substrate includes a substrate having a chip side and a PCB side, a plurality of bond pads disposed on the chip side for bonding a chip, a plurality of land grid array (LGA) pads disposed on the PCB side, and a plurality of resilient flanges installed on the PCB side in an array manner. The plurality of resilient flanges electrically connects with the LGA pads correspondingly. | 02-02-2012 |
20120044794 | DISCRIMINATION METHOD OF OPTICAL DISC - A discrimination method of an optical disc. The method includes: focusing a light spot on a rewritable zone of the optical disc; reading an EFM signal of data marks of the optical disc to check if the optical disc is a data disc or a blank disc; when the optical disc is a data disc, utilizing an SBAD signal for discrimination of the optical disc; when the optical disc is a blank disc, utilizing a DPD signal for discrimination of the optical disc; checking if the header signals exist or not; identifying the optical disc as a DVD-RAM disc if the header signals exist; and identifying the optical disc as a DVD-RW disc if there is no header signal. In this way, the accuracy of the optical disc discrimination is enhanced. | 02-23-2012 |
20120293312 | FORCE FEEDBACK DEVICE AND POSITIONING METHOD OF THE SAME - The invention is to provide a force feedback device and a positioning method. The force feedback device includes a microprocessor which controls a motor to rotate at a constant velocity. The motor moves a non-equidistant blocking grating to passes through a detector. The detector detects the passage of the blocking grating to generate an on or off signal. A timer counts the time of the on or off signal to calculate the angle which the blocking grating passes through. The absolute angle of the blocking grating is decided by comparing with an absolute angle stored in a memory to position a joystick. | 11-22-2012 |
20130099713 | METHOD FOR INCREASING ROTATION SPEED OF SPINDLE MOTOR - A method is disclosed to increase a rotation speed of a spindle motor, which comprises: setting a predetermined rotation speed; increasing the rotation speed of the spindle motor to the predetermined rotation speed; recording a critical rotation speed of the spindle motor; decreasing the rotation speed of the spindle motor to the critical rotation speed and remaining at the critical rotation speed for a predetermined time; and increasing the rotation speed of the spindle motor to the working rotation speed for eliminating vibration noise. | 04-25-2013 |
Patent application number | Description | Published |
20090047683 | CYANINE DYE COMPOUNDS - Cyanine dye compounds having a negatively charged substituent that are nucleic acid stains, particularly for fluorescent staining of DNA, including compounds having the formula | 02-19-2009 |
20100120051 | CYANINE DYE COMPOUNDS - Cyanine dye compounds having a negatively charged substituent that are nucleic acid stains, particularly for fluorescent staining of DNA, including compounds having the formula | 05-13-2010 |
20100143917 | FLUORESCENT CHEMICAL COMPOUNDS HAVING HIGH SELECTIVITY FOR DOUBLE STRANDED DNA, AND METHODS FOR THEIR USE - Chemical compounds having a high selectivity for double stranded DNA over RNA and single stranded DNA are disclosed. The chemical compounds are stains that become fluorescent upon illumination and interaction with double stranded DNA, but exhibit reduced or no fluorescence in the absence of double stranded DNA. The compounds can be used in a variety of biological applications to qualitatively or quantitatively assay DNA, even in the presence of RNA. | 06-10-2010 |
20110217699 | Fluorescent Chemical Compounds Having High Selectivity for Double Stranded DNA, and Methods for Their Use - Chemical compounds having a high selectivity for double stranded DNA over RNA and single stranded DNA are disclosed. The chemical compounds are stains that become fluorescent upon illumination and interaction with double stranded DNA, but exhibit reduced or no fluorescence in the absence of double stranded DNA. The compounds can be used in a variety of biological applications to qualitatively or quantitatively assay DNA, even in the presence of RNA. | 09-08-2011 |
20120028249 | ANTHRAQUINONE BASED NEAR IR EMITTING COMPOUNDS AND USES THEREOF - Disclosed are near IR emitting fluorescent compounds; methods of making and kits containing the described compounds; and their use in fluorescence-based detection of biological materials. | 02-02-2012 |
20120288855 | Fluorescent Chemical Compounds Having High Selectivity for Double Stranded DNA, and Methods for Their Use - Chemical compounds having a high selectivity for double stranded DNA over RNA and single stranded DNA are disclosed. The chemical compounds are stains that become fluorescent upon illumination and interaction with double stranded DNA, but exhibit reduced or no fluorescence in the absence of double stranded DNA. The compounds can be used in a variety of biological applications to qualitatively or quantitatively assay DNA, even in the presence of RNA. | 11-15-2012 |
20130224735 | Fluorescent Chemical Compounds Having High Selectivity for Double Stranded DNA, and Methods for Their Use - Chemical compounds having a high selectivity for double stranded DNA over RNA and single stranded DNA are disclosed. The chemical compounds are stains that become fluorescent upon illumination and interaction with double stranded DNA, but exhibit reduced or no fluorescence in the absence of double stranded DNA. The compounds can be used in a variety of biological applications to qualitatively or quantitatively assay DNA, even in the presence of RNA. | 08-29-2013 |
20150218379 | Fluorogenic pH-Sensitive Dyes and Their Methods of Use (II) - Disclosed herein are compounds, compositions, methods and kits for detecting pH in samples using pH-sensitive fluorescent dyes. The compounds disclosed herein are novel xanthene-derivative dyes comprising an aniline moiety with one or more electron donating groups, which dyes are for detecting pH in samples either in vitro or in vivo. Also described herein are processes for preparing said dyes for use in the disclosed compositions, methods and kits. | 08-06-2015 |
20150241438 | Fluorogenic pH-Sensitive Dyes and Their Methods of Use - Disclosed herein are compounds, compositions, methods and kits for detecting pH in samples using pH-sensitive fluorescent dyes. The compounds disclosed herein are novel xanthene-derivative dyes comprising an aniline moiety with one or more electron donating groups, which dyes are for detecting pH in samples either in vitro or in vivo. Also described herein are processes for preparing said dyes for use in the disclosed compositions, methods and kits. | 08-27-2015 |
20150316558 | Fluorescent Chemical Compounds Having High Selectivity for Double Stranded DNA, and Methods for Their Use - Chemical compounds having a high selectivity for double stranded DNA over RNA and single stranded DNA are disclosed. The chemical compounds are stains that become fluorescent upon illumination and interaction with double stranded DNA, but exhibit reduced or no fluorescence in the absence of double stranded DNA. The compounds can be used in a variety of biological applications to qualitatively or quantitatively assay DNA, even in the presence of RNA. | 11-05-2015 |
Patent application number | Description | Published |
20090104950 | SLIDE TYPE PORTABLE ELECTRONIC DEVICE - A slide type portable electronic device is described. The slide type portable electronic device includes a first case, a second case and a multimedia coupler. The multimedia coupler including a sound box and a speaker disposed inside the sound box couples the first case to the second case. The sound box and the speaker can rotate with the first case and the first case can slide on the multimedia coupler. | 04-23-2009 |
20130140253 | Cantilever-Type Standoff - A cantilever-type standoff includes a column body, a plurality of cantilevers, a plurality of blocking plates, and a plurality of bumps. The cantilevers are respectively disposed on opposite end surfaces of the column body. The blocking plates are respectively parallel to the cantilevers. A plurality of clamping grooves are respectively defined by the blocking plates and the cantilevers. The bumps are respectively disposed on surfaces of the cantilevers facing the blocking plates. | 06-06-2013 |
20140116864 | BUTTON STRUCTURE - A button structure is provided and includes a support bracket and a button. The support bracket has two opposite edges, a first concave portion, a second concave portion, and a position limiting protruding point. The first and second concave portions are respectively located at the two opposite edges, and the position limiting protruding point protrudes from the second concave portion. The button is located on the support bracket and includes a body portion, two neck portions and two stop portions. The two neck portions are located on two opposite ends of the body portion, and are respectively coupled to the first and second concave portions. The neck portion coupled to the second concave portion is positioned by the position limiting protruding point. The two stop portions are respectively connected to a side of the two neck portions facing away from the body portion. | 05-01-2014 |
20150119679 | HEALTH MONITOR - A health monitor includes a belt, a belt-buckle and a reader. The belt-buckle is connected to an end of the belt, and is configured to buckle up with the belt when the belt is rounded in a form of a ring. The reader is located at the belt-buckle, and is configured to read a buckling position where the belt-buckle and the belt buckle up. | 04-30-2015 |
20150131215 | ELECTRONIC DEVICE SET, TABLET COMPUTER AND SMART WATCH - An electronic device set includes a tablet computer and a smart watch. The tablet computer includes a computer casing, a computer module and at least one computer terminal. The computer casing has at least one connecting slot. The computer module is located in the computer casing. The computer terminal is located in the connecting slot and electrically connected to the computer module. The smart watch includes a watch casing, a watch module and at least one watch terminal. The watch casing is adapted to at least partially couple with the connecting slot. The watch module is located in the watch casing. The watch terminal is exposed from the watch casing, and electrically connected to the watch module. When the watch casing at least partially couples with the connecting slot, the watch terminal is electrically connected to the computer terminal. | 05-14-2015 |