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Abramovitch

Daniel Y. Abramovitch, Palo Alto, CA US

Patent application numberDescriptionPublished
20090062935Automatic Generation Of PID Parameters For An Atomic Force Microscope - Linear PID controllers have a transfer function that resembles the frequency response of a notch filter. The PID parameters, K03-05-2009
20100128342Coherent Demodulation with Reduced Latency Adapted for use in Scanning Probe Microscopes - A signal demodulator and the method of using the same in a scanning probe microscope or the like to provide a feedback path with reduced latency are disclosed. The demodulator includes an input port, a first mixer and a first integrator. The input port receives an input signal having a frequency component at a signal frequency. The input signal is characterized by a signal amplitude at that frequency. The first mixer mixes the input signal with a first local oscillator signal at the signal frequency to generate a first mixed signal. The first integrator integrates the first mixed signal for an integer number of periods of the signal frequency to provide a first output signal.05-27-2010
20100182893RE-WRITABLE OPTICAL DISK HAVING REFERENCE CLOCK INFORMATION PERMANENTLY FORMED ON THE DISK - An optical disk structure and optical disk recorder which enables data to be re-written onto the recording layer of the optical disk. A clock reference structure is permanently formed along servo tracks of the optical disk. An optical transducer is coupled to the clock reference structure and generates a clock reference signal simultaneously with writing new data onto the recording layer of the optical disk. The data is written as data marks along the servo tracks. Each of the data marks includes edges. The edges of the data marks are recorded in synchronization with a write clock. The write clock is phase-locked with the clock reference signal. Therefore, the edges of the data marks are aligned with the clock reference structure with sub-bit accuracy. Standard DVD-ROM disk readers are not able to detect the high spatial frequency of the clock reference structure. Therefore, the optical disk structure and optical disk recorder of this invention allow production of re-writable optical disks which can be read by standard DVD-ROM disk readers.07-22-2010

Patent applications by Daniel Y. Abramovitch, Palo Alto, CA US

Daniel Yves Abramovitch, Palo Alto, CA US

Patent application numberDescriptionPublished
20090107222Scanning Probe Microscope with Improved Scanning Speed - A scanning probe microscope and method for using the same are disclosed. The scanning probe microscope includes a probe, an electro-mechanical actuator, and a controller. The probe has a tip that moves in response to an interaction between the tip and a local characteristic of a sample. The electro-mechanical actuator moves the sample relative to the probe tip in three dimensions. The controller maintains the probe tip in a fixed relationship with respect to the sample in one of the dimensions, and causes the electro-mechanical actuator to move the sample relative to the probe tip in the other two of the dimensions along a smooth path to generate an image of an object in the sample in an area sampled along the smooth path.04-30-2009
20090112957System and methods for data sample decimation and display of scanning probe microscope images - Methods, systems and components for producing a scanning probe microscope (SPM) image. One method embodiment includes receiving sample data from a scanning probe microscope wherein said sample data comprises data sample many times per pixel of the SPM image to be displayed; selecting at least one decimation scheme from a plurality of different decimation schemes, for decimating the sample data to provide a single data value per pixel; and decimating the sample data, using the at least one selected decimation scheme. A method of decimating sample data scanned along scan lines from a surface of an object to be imaged includes at least temporarily storing multiple adjacent scan lines of the sample data prior to decimating at least a portion of the sample data; correlating adjacent samples of the sample data; and selecting a decimation scheme different from a decimation scheme previously selected to be applied to sample data within a pixel pertaining to an image to be formed from the sample data, when correlating provides results in which a value from one line of comparison is different from a value from another line of comparison by at least a predetermined value, but otherwise maintaining the previously selected decimation scheme for decimating the sample data pertaining to that pixel.04-30-2009
20090122439Mitigating the effects of disturbances of a disk drive - Embodiments of mitigating the effects of disturbances of a disk drive are disclosed. One method includes sensing a position error signal of a transducer coupled to a surface of the disk drive, wherein the position error signal aids in control of an actuator of the disk drive. A first disturbance signal is generated by sensing a disturbance of a first sensor attached to the disk drive, wherein the first disturbance signal aids in control of the actuator. A second disturbance signal is generated by sensing a disturbance of a second sensor attached to the disk drive, wherein the second disturbance signal aids in control of the actuator. Effects of the disturbances on the position error signal are reduced by adaptively adjusting a gain of the first disturbance signal and a gain of the second disturbance signal.05-14-2009

David Yves Abramovitch, Palo Alto, CA US

Patent application numberDescriptionPublished
20110191917Harmonic Correcting Controller for a Scanning Probe Microscope - A scanning probe microscope and method for operating the same to correct for errors introduced by a repetitive scanning motion are disclosed. The microscope includes an actuator that moves the probe tip relative to the sample in three directions. The actuator executes a repetitive motion, characterized by a repetitive motion frequency, in one of the directions, and changes a distance between the sample and the probe tip in a second one of the directions. A probe position signal generator generates a probe position signal indicative of a position of the probe tip relative to the cantilever arm. A probe signal correction generator generates a corrected probe position signal by correcting the probe position signal for errors introduced by the repetitive motion. A controller maintains the probe tip in a fixed relationship with respect to the sample in the second one of the dimensions based on the corrected probe position signal.08-04-2011

Joseph Abramovitch, Bat Yam IL

Patent application numberDescriptionPublished
20100059188MEANS FOR TEMPORARY CLOSING OF AN OPENING - Means for closing an opening in a wall consisting of a plastic cloth and a flexible air duct having the length of the opening perimeter and having a nipple inserted into one end with the second end being deadly closed. The opening is closed by a plastic cloth with its ends covering butt ends of the opening and an air duct being laid over the cloth along the whole perimeter of the opening, the said air duct being spread inside the opening after air pumping into it, and thus holding the cloth in its place like a frame.03-11-2010

Lilach Abramovitch, Kfar Saba IL

Patent application numberDescriptionPublished
20100330062KLOTHO PROTEIN AND RELATED COMPOUNDS FOR THE TREATMENT AND DIAGNOSIS OF CANCER - Disclosed is the use of a klotho protein or related compounds for the diagnosis and treatment of cancer, alone or together with other active pharmaceutical ingredients such as chemotherapeutic agents or hormone-regulating agents.12-30-2010

Rinai Abramovitch, Modiin IL

Patent application numberDescriptionPublished
20090269331CASPASE-8 AND INFLAMMATION, INFECTION AND WOUND HEALING - The present invention relates to the regulatory role of caspase-8 in infection by intracellular pathogen, inflammation and wound healing10-29-2009

Tal Abramovitch, Modiin IL

Patent application numberDescriptionPublished
20100165063System and method for discharging static in a printer - A method of preventing electrostatic charge build up on a print media from adversely affecting quality of inkjet printing, comprising: (a) coupling a static discharging wand to print head carriage at a set distance ahead of inkjet print heads and altitude over print media, and (b) coupling the static discharge wand to a power unit to provide a potential difference between said static discharge want and said print media.07-01-2010