Tabatabaei
Ali Tabatabaei, San Francisco, CA US
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20090080581 | TIME SEQUENTIAL PROCESSING OPERATIONS - At least some of the arithmetic operations of a filter or other digital process can be performed time sequentially, which may allow the arithmetic elements for the filter or other digital process to be used multiple times for multiple operations. | 03-26-2009 |
20090085671 | LOAD INDUCTOR SHARING - Sharing one or more load inductors comprises receiving a first input signal at a first terminal of a first amplifier and amplifying the first input signal using the first amplifier. The first amplifier is coupled to one or more load inductors at a second terminal of the first amplifier and is coupled to one or more dedicated source inductors at a third terminal of the first amplifier. Also, a second input signal is received at a first terminal of a second amplifier amplifying the second input signal using the second amplifier. The second amplifier is coupled to the one or more load inductors at a second terminal of the second amplifier and is coupled to one or more dedicated source inductors at a third terminal of the second amplifier. | 04-02-2009 |
Emad Tabatabaei, Voorhees, NJ US
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20080251233 | INTEGRATED PROCESS CONTROL SYSTEM FOR ELECTRIC INDUCTION METAL MELTING FURNACES - An integrated process control installation is provided for electric induction metal melting furnaces with variable furnace states. The integrated process control installation can include supporting charge delivery and slag removal installations, and furnace process operations for process control of melting metal in the furnaces. The variable furnace states, supporting installations, and furnace process operations are controlled by a supporting processing installation, while a robotic apparatus performs the furnace process operations. | 10-16-2008 |
Meisam Tabatabaei, Selangor MY
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20140051847 | METHOD FOR ISOLATING DNA - The present invention provides a method for the isolation of nucleic acid from microbial cells in an environmental sample. The method includes preparing a suspension of the environmental sample, lysing the suspended sample with a buffered solution, adding sodium dodecylsulfate solution to the lysed suspended sample, carrying out solvent extraction and separation to obtain an aqueous phase, reacting the aqueous phase with solvents to generate an insoluble precipitate containing nucleic acid, and isolating the nucleic acid therefrom, thereby releasing high molecular weight nucleic acid pellets from the cells. | 02-20-2014 |
Nejat Mahdavi Tabatabaei, Lindau DE
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20120187774 | DEVICE AND METHOD FOR THE MONITORING AND BALANCING OF A MULTI-CELL ENERGY STORAGE STACK - The present disclosure relates to a device for monitoring and balancing the cell voltages of at least two energy storage cells, which are electrically connected in series, of a multi-cell energy storage stack having at least one energy storage element, a voltage measuring unit, a first combinatorial circuit that is connected to each energy storage cell and the voltage measuring unit, a second combinatorial circuit that is connected to the energy storage element, the voltage measuring unit, and the first combinatorial circuit, and controls a control unit, which is connected to the voltage measuring unit and the first and second combinatorial circuit. | 07-26-2012 |
20130038249 | Drive System and Machine - The present invention relates to a drive system with energy recovery for driving a machine, in particular for driving a crane, wherein the drive system includes at least one fuel cell unit, at least one capacitive energy storage unit and at least one drive motor, and wherein the fuel cell unit and the energy storage unit are connected in parallel and feed at least one drive motor. According to the invention, the capacitive energy storage unit is dimensioned such that the differential voltage occurring during operation between the fuel cell unit and the capacitive energy storage unit is minimized to such an extent that the current caused by the voltage within the parallel connection of fuel cell unit and energy storage unit does not exceed a defined safe limit value, wherein the fuel cell unit and the energy storage unit are directly coupled with each other and with the remaining drive components without DC/DC converter. The invention furthermore relates to a machine which includes the drive system according to the invention. | 02-14-2013 |
Nima Tabatabaei, Toronto CA
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20140085449 | SYSTEMS AND METHODS FOR THERMOPHOTONIC DYNAMIC IMAGING - Systems and methods for improved thermophotonic imaging are provided in which both amplitude and phase image information is obtained with a high signal to noise ratio and depth-resolved capabilities. Image data obtained from an imaging camera is dynamically averaged and subsequently processed to extract amplitude and/or phase image data. The system may be configured for a wide range of imaging modalities, including single frequency modulation (thermophotonic lock-in imaging), Thermal-Wave Radar imaging or Thermophotonic Radar imaging involving chirp modulation, and Binary Phase Coded Modulation. Such imaging modalities may find application in many diverse areas, including non-destructive testing and biomedical diagnostic imaging including the imaging of teeth and monitoring changes in the tooth over time which are due to pathology such as dental caries or erosion. | 03-27-2014 |
Sassan Tabatabaei, Sunnyvale, CA US
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20080267274 | Periodic Jitter (PJ) Measurement Methodology - Methodologies are disclosed for analyzing periodic jitter is a signal pattern using a continuous time interval analyzer. Sampled signal patterns may be correlated using time interval error calculations to determine start and stop sequences within sampled blocks of signal data while sampling synchronization may be achieved based on time interval calculations or pattern interval error calculations. | 10-30-2008 |
20080319691 | Periodic Jitter (PJ) Measurement Methodology - Methodologies are disclosed for analyzing periodic jitter is a signal pattern using a continuous time interval analyzer. Sampled signal patterns may be correlated using time interval error calculations to determine start and stop sequences within sampled blocks of signal data while sampling synchronization may be achieved based on time interval calculations or pattern interval error calculations. | 12-25-2008 |
20090132207 | Fast Low Frequency Jitter Rejection Methodology - Disclosed is a system and related methodology for providing fast low frequency jitter rejection in the measurement of signals under test. A signal under test may be sampled alternately with a reference signal under similar conditions. The resulting sampled signal blocks may then be processed to subtract the known calibrated value of the reference signal from the average signal under test. | 05-21-2009 |
20090154300 | High Resolution Time Interpolator - The present subject matter is directed to a high-speed high resolution and accuracy time interpolator circuit. The interpolator uses basic dual ramp time-to-digital converter architecture, but provides circuits and methodologies to improve the accuracy, reduce the effective intrinsic jitter, and reduce the measurement time. Improved aspects of the present subject matter correspond to the introduction of a current mirror for improved settling time, a high frequency clock for improved resolution and ADC sample processing to improve resolution and accuracy. | 06-18-2009 |
20110040509 | High Resolution Time Interpolator - The present subject matter is directed to a high-speed high resolution and accuracy time interpolator circuit. The interpolator uses basic dual ramp time-to-digital converter architecture, but provides circuits and methodologies to improve the accuracy, reduce the effective intrinsic jitter, and reduce the measurement time. Improved aspects of the present subject matter correspond to the introduction of a current mirror for improved settling time, a high frequency clock for improved resolution and ADC sample processing to improve resolution and accuracy. | 02-17-2011 |
Seyed Tabatabaei, Mountain View, CA US
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20150102871 | Multiple Way Waveguide Power Module - Example power modules are described. In one implementation, a power module includes four RF signal ports that are electromagnetically coupled to a fifth RF signal port, which is substantially perpendicular to a geometric plane containing the four RF signal ports. Each of the four RF signal ports includes a waveguide and a reactive element extending into the waveguide. A termination port is electromagnetically coupled to the four RF signal ports and is substantially perpendicular to a geometric plane containing the four RF signal ports. The termination port is substantially coaxial with the fifth RF signal port. | 04-16-2015 |
Seyed A. Tabatabaei, Mountain View, CA US
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20150214952 | Magnetic Logic Units Configured as Analog Circuit Building Blocks - A circuit includes a magnetic logic unit including input terminals, output terminals, a field line, and magnetic tunnel junctions (MTJs). The field line electrically connects a first and a second input terminal, and is configured to generate a magnetic field based on an input to at least one of the first and the second input terminal. The input is based on an analog input to the circuit. Each MTJ is electrically connected to a first output terminal and a second output terminal, and is configured such that an output of at least one of the first and the second output terminal varies in response to a combined resistance of the MTJs. The resistance of each of the MTJs varies based on the magnetic field. The circuit is configured to generate an analog output based on the output of at least one of the first and the second output terminal. | 07-30-2015 |
20150214953 | Analog Circuits Incorporating Magnetic Logic Units - A circuit includes a magnetic logic unit including input terminals, output terminals, a field line, and magnetic tunnel junctions (MTJs). The field line electrically connects a first and a second input terminal, and is configured to generate a magnetic field based on an input to at least one of the first and the second input terminal. The input is based on a first analog input to the circuit. Each MTJ is electrically connected to a first and a second output terminal, and is configured such that an output of at least one of the first and the second output terminal varies in response to a combined resistance of the MTJs. The resistance of the MTJs varies based on the magnetic field. The circuit is configured to mix the first analog input and a second analog input to generate an analog output based on the output of the second output terminal. | 07-30-2015 |
Seyed Hesamoddin Tabatabaei, Montreal CA
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20120276367 | CAST FILMS, MICROPOROUS MEMBRANES, AND METHOD OF PREPARATION THEREOF - There is provided a method for controlling the morphology of a cast film. The method comprises extruding a cast film by controlling a cooling rate of the cast film by applying on the film a gas at a gas cooling rate of at least about 0.4 cm | 11-01-2012 |
20130323488 | Packaging Film and Method of Manufacture - A packaging film having enhanced barrier, sealability, and flex-crack resistance characteristics and is ideal for use in packaging of food products, such as cheese and meat, to increase shelf life thereof. | 12-05-2013 |
20140370211 | CARBON DIOXIDE GAS PERMEABLE PACKAGING FILM - A carbon dioxide permeable packaging film providing moisture barrier, sealability, and flex-crack resistance characteristics and is ideal for use in packaging of carbon dioxide respiring food products, such as Swiss cheese, to increase shelf life thereof | 12-18-2014 |
20140370212 | PACKAGING FILM WITH SUPERIOR SEAL, BARRIER, AND FLEX CRACK RESISTANCE - A packaging film having enhanced barrier properties, sealability, and flex-crack resistance characteristics and is ideal for use in packaging of food products, such as chunk cheese, to increase shelf life thereof. | 12-18-2014 |
Shahin Tabatabaei, Newton, MA US
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20130312189 | POSITIONING DEVICE FOR USE IN SURGICAL PROCEDURES - A device to position a patient in a selected body position, such as a Trendelenburg or flexed position, on an operating table. The device includes a board, shoulder supports removably coupled to and extending substantially perpendicular from the board, and a cushioning mat positioned to lie between the patient and the board and the shoulder supports when the patient is placed on the device. A locking mechanism removably couples the shoulder supports to the board to allow the cushioning mat to lie flat when the shoulder supports are decoupled from the board and thereby selectively provide access to a neck and shoulders of the patient when the patient is placed on the device. | 11-28-2013 |