Ami
Ami Andre Kronenberg, Nesher IL
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20150321280 | SYSTEM AND METHOD FOR MODULAR PORTABLE WELDING AND SEAM TRACKING - A modular two-part welding and processing platform is described. A cart section is capable of rotating around objects e such as pipes and cylinders, or of linear travel along plates or the like. This cart section reversibly couples to a processing section supplied for instance with welding apparatus, painting apparatus, cleaning means, analysis means or the like. By means of this two-part device, work pieces can be cleaned, welded, and inspected quickly and accurately. Special marks may be provided on the work piece which in conjunction with sensors and motoring means on the cart, allow for precise positioning of the process head with respect to the work. | 11-12-2015 |
Ami Belson, Los Altos, CA US
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20120197200 | INTRAVENOUS CATHETER AND INSERTION DEVICE WITH REDUCED BLOOD SPATTER - An venous access catheter is combined with a needle, guidewire, and actuator where the needle is disposed coaxially over the guidewire and the catheter is disposed coaxially over the needle. A hub at a proximal end of the access catheter includes a wiping element to clean blood from the needle and guidewire as they are removed and a side port to allow connection of fluids after the access catheter is placed. | 08-02-2012 |
Ami Ben-Amotz, Gifu JP
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20120288519 | METHOD FOR PRODUCING BETA-CAROTENE RICH DUNALIELLA POWDER - In a step of producing a powder product of the alga belonging to the genus | 11-15-2012 |
Ami Ben-Horesh, Holon IL
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20100166318 | ADAPTIVE PARTIAL CHARACTER RECOGNITION - A method and system for recognizing a character affected by a noise or an obstruction is disclosed. After receiving an image with characters, a character being affected by a noise or an obstruction is determined. Then, areas in the character where the noise or obstruction affected are precisely located. Templates representing every possible character in the image are updated by removing equivalent areas to the areas in the character being affected by the noise or obstruction. Then, the character is classified in a template among the updated templates by finding the template having the highest number of matching pixels with the character. | 07-01-2010 |
20130011067 | ADAPTIVE PARTIAL CHARACTER RECOGNITION - A method and system for recognizing a character affected by a noise or an obstruction is disclosed. After receiving an image with characters, a character being affected by a noise or an obstruction is determined. Then, areas in the character where the noise or obstruction affected are precisely located. Templates representing every possible character in the image are updated by removing equivalent areas to the areas in the character being affected by the noise or obstruction. Then, the character is classified in a template among the updated templates by finding the template having the highest number of matching pixels with the character. | 01-10-2013 |
20160066891 | IMAGE REPRESENTATION SET - A computer implemented method, a computerized system and a computer program product for image representation set creation. The computer implemented method comprises obtaining an image of a subject, wherein the image is produced using an imaging modality. The method further comprises automatically determining, by a processor, values to an image representation set with respect to the image, wherein the image representation set consists of semantic representation parameters of the image according to the imaging modality and according to a clinical diagnosis problem that is ascertainable from the image, wherein a total number of combinations of values of the semantic representation parameters is below a human comprehension threshold; and determining a decision regarding the clinical diagnosis problem based on the values of the image representation set of the image. | 03-10-2016 |
Ami Ben-Ya'Acov, Jesuralem IL
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20150335675 | ALGINATE COMPOSITIONS AND USES THEREOF - Compositions comprising an alginate, a source of sodium ions and a carrier (e.g., a pharmaceutically acceptable carrier), which are characterized by reduced association of the alginate chains and hence by at least one of: (i) a zeta potential weaker than −25 mV, at a concentration of 0.5% (w/v) alginate in the carrier; and (ii) a diffusion coefficient of at least 10 | 11-26-2015 |
Ami Dabush, Rishon-Lezion IL
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20110156752 | METHOD AND APPARATUS FOR GATING A CLOCK SIGNAL - A semiconductor device comprising clock gating logic. The clock gating logic comprises clock freezing logic arranged to receive a selected clock signal and an enable signal. The clock freezing logic is further arranged to output a gated clock signal substantially corresponding to the selected clock signal when the enable signal comprises an inactive state, and to freeze the output gated clock signal when the enable signal comprises an active state. The clock gating logic further comprises polarity comparison logic arranged to compare polarities of an input clock signal and the gated clock signal and selector logic arranged to select from the input clock signal and an inverted input clock signal, based on a result of a comparison of the polarities of the input clock signal and the gated clock signal and to provide the selected clock signal to the clock freezing logic. The polarity comparison logic and the selector logic being further arranged such that, upon the enable signal transitioning from an active state to an inactive state, the selected clock signal provided to the clock freezing logic comprises a polarity substantially equivalent to that of the gated clock signal. | 06-30-2011 |
Ami Elazari, Tel-Aviv IL
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20110100463 | SOLAR POWER GENERATION USING PHOTOSYNTHESIS - Photovoltaic cell apparatus comprises a first electrode; photosynthetic material electrically connected to the first electrode; and a second electrode electrically connected to the photosynthetic material. The electrodes are able to harvest electrons from the photosynthetic material. | 05-05-2011 |
20110186109 | MULTI SOLAR PHOTOVOLTAIC (PV) PANEL AND THERMAL EFFICIENCY - A solar panel comprises an array of solar cells, a cooling arrangement, and thermal glue which thermally connects the solar cells to the cooling fins. The whole may be enclosed within a frame and backing. The thermal glue may be a silicon cream, or a mixture of silicon cream and metallic particles. | 08-04-2011 |
20110272003 | COMBINED SOLAR THERMAL POWER GENERATION AND A POWER STATION THEREFOR - A power generation apparatus comprising: a photovoltaic power generation unit; a coolant system for the photovoltaic power generation unit, configured to provide coolant over the photovoltaic power generation unit and to extract coolant after use; and a turbine power generation unit, configured for operation by fluid at least partly heated by a first heat exchanger using said extracted coolant. | 11-10-2011 |
Ami Glicksman, Petah Tiqwa IL
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20120004548 | NON-THERMAL ACOUSTIC TISSUE MODIFICATION - A methodology and system for modifying tissue including directing the acoustic beam for a predetermined time duration at a multiplicity of target volumes, which target volumes contain tissue, thereby to modify the tissue in the target volumes while the acoustic beam has a pressure at target volume which lies below a cavitation threshold and the predetermined time duration being shorter than a time duration over which the acoustic beam produces thermal modification of tissue in the target volume | 01-05-2012 |
20130310714 | Non-Thermal Acoustic Tissue Modification - A methodology and system for modifying tissue including directing the acoustic beam for a predetermined time duration at a multiplicity of target volumes, which target volumes contain tissue, thereby to modify the tissue in the target volumes while the acoustic beam has a pressure at target volume which lies below a cavitation threshold and the predetermined time duration being shorter than a time duration over which the acoustic beam produces thermal modification of tissue in the target volume | 11-21-2013 |
Ami Glicksman, Petah Tikva IL
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20150351900 | HUMAN IMPLANTABLE TISSUE EXPANDERS - Human implantable tissue expanders are provided, that comprise an inner foam filling enclosed within a substantially non-stretchable resilient expansion restricting layer configured to retain a shape and/or volume of said foam filling upon changes of ambient pressure and/or temperature, and an outer shell comprising one or more layers formed of a resilient material. | 12-10-2015 |
Ami Glicksman, Petach Tikva IL
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20090093878 | Human implantable tissue expander - A human implantable tissue expander including a biocompatible implantable structural skeleton element having a predetermined overall three-dimensional shape and defining at least one wall portion having formed therein apertures extending from an interior thereof to an exterior thereof and being operative, when implanted in human tissue, to permit fluid flow through the apertures and to generally maintain the predetermined three-dimensional shape generally independently of its orientation relative to gravitational acceleration. | 04-09-2009 |
20100100014 | Non-Thermal Acoustic Tissue Modification - A methodology and system for modifying tissue including an acoustic transducer assembly ( | 04-22-2010 |
20130123918 | HUMAN IMPLANTABLE TISSUE EXPANDER - A human implantable tissue expander including a biocompatible implantable structural skeleton element having a predetermined overall three-dimensional shape and defining at least one wall portion having formed therein apertures extending from an interior thereof to an exterior thereof and being operative, when implanted in human tissue, to permit fluid flow through the apertures and to generally maintain the predetermined three-dimensional shape generally independently of its orientation relative to gravitational acceleration. | 05-16-2013 |
Ami Hazani, Ra'Anana, IL US
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20140037294 | COOLING SYSTEM CONTROL IN DISTRIBUTED ANTENNA SYSTEMS - Power distribution modules in distributed antenna systems include fan monitoring circuits for indicating an alarm condition to head-end equipment. The alarm condition can be used by system operator/owners that a fan is drawing excessive power, thereby detracting from system performance, or indicating that the fan may fail. The alarm condition signal can be returned to the head-end equipment via an uplink communication path between a remote unit powered by the module and the head-end equipment. | 02-06-2014 |
20160143143 | OPTOELECTRONIC MODULES AND ASSEMBLIES COMPRISING OPTOELECTRONIC MODULES - Optoelectronic modules and assemblies comprising optoelectronic modules are provided. An optoelectronic module includes an optoelectronic module printed circuit board, an optoelectronic component mounted to the optoelectronic module printed circuit board, an electrical connector affixed to the optoelectronic module printed circuit board, and a mounting bracket affixed to the optoelectronic module printed circuit board. The electrical connector is in electrical communication with an input of the optoelectronic component. The electrical connector is configured to removably plug into a mating electrical connector of a main printed circuit board. The mounting bracket includes an optoelectronic component engagement surface for engaging the optoelectronic component. The mounting bracket further includes a main printed circuit board engagement surface for engaging the main printed circuit board. | 05-19-2016 |
Ami Hazbany, Raanana IL
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20080263115 | Very long arithmetic logic unit for security processor - An arithmetic and logic unit carries out arithmetic or logic operations on long operands. The unit comprises: an operation unit having a processing location, and configured for carrying out processing on bits at the processing location, the processing comprising any of a plurality of pre-defined arithmetic or logical operations, the processes being defined for a first number of bits determined by the operand word length; a fetch and write unit comprising direct memory access circuitry for fetching a second number of bits of operand data by direct access from an external memory and for writing results to memory, the second number being set by a predetermined memory access width; the second number being smaller than said operand word length, and the direct memory access circuitry being configured to deliver said second number of bits directly to the processing location without aggregation prior to processing. The fetch and write unit is controllable to carry out fetch operations for a further second number of bits of the long operand while a current part of the operand is being processed in said operation unit, thereby to hide memory access latency. | 10-23-2008 |
Ami Klin, Atlanta, GA US
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20110172556 | System And Method For Quantifying And Mapping Visual Salience - A system for quantifying and mapping visual salience to a visual stimulus, including a processor, software for receiving data indicative of a group of individual's ocular responses to a visual stimulus, software for determining a distribution of visual resources at each of at least two times for each of at least a portion of the individuals. The system further including software for determining and quantifying a group distribution of visual resources at each of the at least two times and software for generating a display of the group's distribution of visual resources to the visual stimulus. | 07-14-2011 |
20130090569 | System and Method for Evaluating and Diagnosing Patients Based on Ocular Responses - A system for quantifying and mapping visual salience to a visual stimulus, including a processor, software for receiving data indicative of a group of individual's ocular responses to a visual stimulus, software for determining a distribution of visual resources at each of at least two times for each of at least a portion of the individuals. The system further including software for determining and quantifying a group distribution of visual resources at each of the at least two times and software for generating a display of the group's distribution of visual resources to the visual stimulus. | 04-11-2013 |
20140192325 | SYSTEMS AND METHODS FOR DETECTING BLINK INHIBITION AS A MARKER OF ENGAGEMENT AND PERCEIVED STIMULUS SALIENCE - The present systems and methods provide a mechanism to assess viewer behavior, features of stimuli, and the interaction between viewer behavior and stimuli. The systems and methods described herein for quantifying blink response and blink inhibition provide moment-by-moments measurements of viewer engagement by measuring what is or is not engaging enough to warrant viewers' inhibition of blinking. The present disclosure describes measures of visual scanning, eye movements, blink data, and blink timing data to derive a measure of how engaged a person is with what he or she is looking at. Blink-related data as a measure of viewer engagement provides a mechanism for determining the most engaging spatial and temporal aspects of a stimulus. | 07-10-2014 |
20140253876 | SYSTEMS AND METHODS FOR DETECTION OF COGNITIVE AND DEVELOPMENTAL CONDITIONS - Systems, devices, and methods are described for the assessment, screening, monitoring, or diagnosis of developmental or cognitive conditions, including autism spectrum disorders (ASD) by analysis of eye tracking data generated from feedback received as a result of display of specific predetermined visual stimuli to a subject or patient. Subsequent to a calibration phase, a testing procedure is performed by presenting predetermined stimuli (e.g., videos) to a subject via a display device. Eye tracking data (from the subject moving his or her eyes in response to predetermined movies or other visual stimuli) are collected. During the data collection period, the system periodically presents targets to reflexively elicit the subject's gaze. These data are used to later verify accuracy. Analysis of the subject's viewing patterns during these stimuli is used for the assessment, screening, monitoring, or diagnosis of developmental or cognitive conditions such as ASD. | 09-11-2014 |
20150297075 | SYSTEMS AND METHODS FOR DETECTING BLINK INHIBITION AS A MARKER OF ENGAGEMENT AND PERCEIVED STIMULUS SALIENCE - The present systems and methods provide a mechanism to assess viewer behavior, features of stimuli, and the interaction between viewer behavior and stimuli. The systems and methods described herein for quantifying blink response and blink inhibition provide moment-by-moments measurements of viewer engagement by measuring what is or is not engaging enough to warrant viewers' inhibition of blinking. The present disclosure describes measures of visual scanning, eye movements, blink data, and blink timing data to derive a measure of how engaged a person is with what he or she is looking at. Blink-related data as a measure of viewer engagement provides a mechanism for determining the most engaging spatial and temporal aspects of a stimulus. | 10-22-2015 |
Ami Krispel, Ramat Gan IL
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20120109796 | Taxi Service Control System - Apparatus for taxi service controlling, the apparatus comprising: a token data reader, installed in a vehicle of a fleet, configured to read token data from a machine readable medium provided by a passenger, and a vehicle data communicator, in communication with the token data reader, configured to communicate the read token data to a remote server of an operator of the fleet, and to receive billing data based at least on the token data, from the remote server. | 05-03-2012 |
Ami Luttwak, Ramat Gan IL
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20150135302 | CLOUD SERVICE SECURITY BROKER AND PROXY - This application relates generally to a system operating on network traffic between a network-based software as a service (SaaS) provider and a client. The system can be configured as a managed communications network proxy and take action on the network traffic based on predefined policies and rules. The system can include a suffix proxy configured for captive page processing by processing SaaS server responses so that subsequent requests are handled by the suffix proxy dependent on file type and response type | 05-14-2015 |
20160112375 | METHOD AND SYSTEM FOR PROTECTING CLOUD-BASED APPLICATIONS EXECUTED IN A CLOUD COMPUTING PLATFORM - A method and system for protecting cloud-based applications executed in a cloud computing platform are presented. The method includes intercepting traffic flows from a plurality of client devices to the cloud computing platform, wherein each of the plurality of client devices is associated with a user attempting to access a cloud-based application; extracting at least one parameter from the intercepted traffic related to at least each client device and a respective user attempting to access the cloud-based application; determining based on, the at least one parameter and at least a set of parameters combining cloud-based application risk factors for a provider of the cloud computing platform, a risk indicator for the user attempting to access the cloud-based application; and performing an action to mitigate a potential risk to the cloud computing platform based on the determined risk indicator. | 04-21-2016 |
Ami Newsham, Providence, RI US
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20120084896 | FLEXIBLE CUSHIONING PADS, ITEMS INCORPORATING SUCH PADS, AND METHODS OF MAKING AND USING - Disclosed herein are conformable protection pads, which can be integrated into articles such as clothing and protective cases. | 04-12-2012 |
20120090197 | VIBRATION DAMPENING AND PRESSURE RELIEVING INNERSOLE FOR CYCLING SHOE - Disclosed herein are innersoles for cycling shoes and to cycling shoes including such innersoles. | 04-19-2012 |
20120090201 | VIBRATION DAMPENING AND PRESSURE RELIEVING INNERSOLE FOR CYCLING SHOE - Disclosed herein are innersoles for cycling shoes and to cycling shoes including such innersoles. | 04-19-2012 |
20120091025 | FLEXIBLE IMPACT PROTECTIVE CASES AND METHODS OF MAKING - Disclosed herein are protective cases for sensitive devices, including devices with screen interfaces, which cases provide protection from front, back and edge impacts. | 04-19-2012 |
20130092562 | FLEXIBLE IMPACT PROTECTIVE CASES, METHODS OF MAKING AND METHODS OF USING - Disclosed herein are protective cases for sensitive devices, including devices with screen interfaces, which cases provide protection from front, back and edge impacts, including torsional impacts. | 04-18-2013 |
20140196309 | VIBRATION DAMPENING AND PRESSURE RELIEVING INNERSOLE FOR CYCLING SHOE - Disclosed herein are innersoles for cycling shoes and to cycling shoes including such innersoles. | 07-17-2014 |
Ami Patel, Trabuco Canyon, CA US
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20140242559 | METHOD AND SYSTEM FOR EEG-BASED TASK MANAGEMENT - A method and system are disclosed for determining a task for a subject, which includes sensing electrical activity along a scalp of a subject; characterizing a mental state of the subject based on the electrical activity of the subject; comparing the mental state of the subject with a pre-defined task list to select a task for the subject based on the mental state of the subject; and assigning the task to the subject based on the comparison of the mental state of the subject and the pre-defined task list. | 08-28-2014 |
Ami Pelzman, Nahariya IL
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20160006359 | DC-DC CONVERTER WITH A PROTECTION STAGE - The invention relates to a DC to DC converter which comprises: (a) regulation stage for receiving a non-regulated DC voltage and for producing a regulated DC voltage; (b) a switching stage for converting said regulated DC voltage to a substantially AC Voltage signal; (e) an isolation stage for receiving said AC Voltage signal, and for producing a regulated output DC voltage having a voltage level which differs from a voltage level of said regulated DC voltage, and for isolating said regulated output DC voltage from said regulation stage; and (d) a control component for providing a feedback from said isolation to said regulation stage; wherein said DC to DC converter comprises at the regulation stage a protection unit which in turn comprises a capacitor in series with a parallel circuit which in turn comprises: a switching element in parallel with a resistor, inductor, or a controlled current limiting element. | 01-07-2016 |
Ami Saheba, West Chester, PA US
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20130211541 | Porous Implant Materials and Related Methods - Provided are porous, biocompatible implant bodies and materials. These materials suitably comprise a population of randomly arranged thermoplastic constituents, with at least some of the constituents being bonded to one another The implant bodies are capable of being manipulated at room temperature from a first shape to a second shape, and of maintaining the second shape at about internal body temperature. Also provided are related methods of fabricating such implants and installing the implants into a subject. | 08-15-2013 |
Ami Saheba Joshi, East Providence, RI US
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20160128823 | POROUS IMPLANT MATERIALS AND RELATED METHODS - Provided are porous, biocompatible implant bodies and materials. These materials suitably comprise a population of randomly arranged and entangled thermoplastic constituents, with at least some of the constituents being bonded to one another The implant bodies are capable of being manipulated at room temperature from a first shape to a second shape, and of maintaining the second shape at about internal body temperature. Also provided are related methods of fabricating such implants and installing the implants into a subject. | 05-12-2016 |
Ami Shefet, Kfar Yona IL
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20090185334 | Distribution Box and A Method for Thermographic Scanning Thereof - In one aspect, the present invention is directed to a distribution box, comprising: a distribution board; a shield protecting the electric components of the board; an aperture located in the shield; and a net covering the aperture, thereby allowing an infrared camera to scan the area wherein the electric components of the distribution are deployed, through the aperture, without removing the shield. In a preferred embodiment of the invention, the net filters less than about 50 percents of the beams reaching to the net. The net may be secured to the shield by an adhesive layer, bolts, and so on. In a preferred embodiment of the present invention, the aperture is a bore, preferably of a diameter of about 7.5 cm, thereby suitable for a common distribution box. Preferably, size of the net cavities is less than the corresponding size of a human finger. | 07-23-2009 |
Ami Tanaka, Kusatsu-Shi JP
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20130293202 | ELECTRONIC DEVICE - Provided is an electronic device capable of supplying desired electric power to a load so as to operate the load even in a case where charged power is minute and a voltage increase rate of a capacitor, which increases by charge, is low. The electronic device includes: a power source which has supply power less than consumption power of the load; a capacitor to be charged with the supply power; and a charge/discharge control circuit which controls charging of the capacitor and consumption of charged power of the capacitor by the load, and the charge/discharge control circuit includes: a first node to which the supply power of the power source is supplied; and a circuit which charges the capacitor with the supply power from the first node. | 11-07-2013 |
Ami Turgman, Tel Aviv IL
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20130203383 | VERIFIED CHECK-IN - An embodiment of the invention provides a check-in verification system (VCS) that verifies a check-in by a user using a smartphone to check-in at a venue, by verifying that a geolocation provided by the smartphone agrees with a location of the venue and that a password used by the user and the venue are the same. | 08-08-2013 |
20130339286 | REALTIME TREND DETECTION FROM MOBILE DEVICE LOCATION SAMPLES - Architecture that detects emerging trends in realtime based on sampling from mobile devices. Realtime detection is obtained for events (e.g., entertainment, sporting, religious, etc.) and gatherings (e.g., groups of people), locations (e.g., geographical location of a gathering), for example. Time-based samples are obtained from each subscribing mobile device and then merged into a time-series of location data on which detection is performed. Trend rules are processed as part of the detection process to identify specific trends defined by the rules. Detected trends are announced to the subscribing consumers and are immediately made functionally available for consumption for any subscribing entity. A datastore stores the trend rules, which are updatable at any point in time and functional immediately after being updated and uploaded to the database. This applies equally to new rules uploaded to the database. Thus, detected trends are available for consumption in near realtime. | 12-19-2013 |
20140045516 | MUTUAL INTEREST LOCATION MATCHING - Architecture that enables users to define user interests, and when two or more people with matching interests (mutual) are identified in the same geographical area, the architecture actively notifies either one or both of the users (e.g., based on a given scenario). After being notified, either or both users can decide how to act (e.g., the user that wants to buy the car can call the user that wants to sell the car and then set a meeting at a suitable time). The architecture automatically creates dynamic geo-fences in association with users to perform different location-based matching scenarios. The locations of the users are continuously identified as the users move in a geographical area. When a matching interest is identified, the architecture actively notifies the users of items that might be of interest and which are currently occurring in the user vicinity. | 02-13-2014 |
Ami Ueda, Tokyo JP
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20120242014 | MIST COOLING APPARATUS, HEAT TREATMENT APPARATUS, AND MIST COOLING METHOD - The invention adopts a mist cooling apparatus ( | 09-27-2012 |
20130032977 | MIST COOLING APPARATUS AND HEAT TREATMENT APPARATUS - The mist cooling apparatus ( | 02-07-2013 |
20140044148 | DEVICE AND METHOD FOR MEASURING TEMPERATURE OF HEAT-TREATED WORKPIECE - A device is provided with a measurement window, which is provided in a heat treat furnace and which permits direct visual observation of a surface to be measured of a heat-treated workpiece, and a temperature sensor, which is provided outside the measurement window and which is capable of carrying out noncontact measurement of the surface temperature of the surface to be measured through the measurement window. The temperature sensor has a measurement wavelength range in which the absorptivity by water is low (e.g., 1.95 μm to 2.5 μm). Further, the measurement window is composed of a window material having a high transmittance in the measurement wavelength range (e.g., germanium). | 02-13-2014 |
Ami Uliel, Maagan Michael IL
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20150210005 | ELECTROFUSION COUPLER COMPOSITION - An electrofusion coupling member made of a thermoplastic substance having aluminum particles incorporated therein and further comprising an electric resistance heating element disposed therein, an electrofusion coupler device which includes the same, and a method for welding the device to other thermoplastic objects are provided herein. | 07-30-2015 |
20150210823 | ELECTROFUSION COUPLER COMPOSITION - An electrofusion coupling member made of a thermoplastic substance having metallic particles incorporated therein and further comprising an electric resistance heating element disposed therein, an electrofusion coupler device which includes the same, and a method for welding the device to other thermoplastic objects are provided herein. | 07-30-2015 |
Ami Yaacobi, Cambridge, MA US
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20130272652 | METHODS AND APPARATUS FOR VERTICAL COUPLING FROM DIELECTRIC WAVEGUIDES - A frequency-chirped nano-antenna provides efficient sub-wavelength vertical emission from a dielectric waveguide. In one example, this nano-antenna includes a set of plasmonic dipoles on the opposite side of a SiYV | 10-17-2013 |
20140192394 | OPTICAL PHASED ARRAYS - An optical phased array formed of a large number of nanophotonic antenna elements can be used to project complex images into the far field. These nanophotonic phased arrays, including the nanophotonic antenna elements and waveguides, can be formed on a single chip of silicon using complementary metal-oxide-semiconductor (CMOS) processes. Directional couplers evanescently couple light from the waveguides to the nanophotonic antenna elements, which emit the light as beams with phases and amplitudes selected so that the emitted beams interfere in the far field to produce the desired pattern. In some cases, each antenna in the phased array may be optically coupled to a corresponding variable delay line, such as a thermo-optically tuned waveguide or a liquid-filled cell, which can be used to vary the phase of the antenna's output (and the resulting far-field interference pattern). | 07-10-2014 |
20150346340 | OPTICAL PHASED ARRAYS - An optical phased array formed of a large number of nanophotonic antenna elements can be used to project complex images into the far field. These nanophotonic phased arrays, including the nanophotonic antenna elements and waveguides, can be formed on a single chip of silicon using complementary metal-oxide-semiconductor (CMOS) processes. Directional couplers evanescently couple light from the waveguides to the nanophotonic antenna elements, which emit the light as beams with phases and amplitudes selected so that the emitted beams interfere in the far field to produce the desired pattern. In some cases, each antenna in the phased array may be optically coupled to a corresponding variable delay line, such as a thermo-optically tuned waveguide or a liquid-filled cell, which can be used to vary the phase of the antenna's output (and the resulting far-field interference pattern). | 12-03-2015 |
Ami Yaacobi, Ramat Ishai IL
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20110199605 | SYSTEM AND METHOD FOR CHANGING SPECTRAL RANGE OF A CRYOGENICALLY COOLED DETECTOR - It is provided an optical system for changing a spectral range of a cryogenically cooled detector. The optical system allows selective spectral transfer of radiation, and provides a reflecting field of view at an undesired range directed towards cold surfaces. A removable spectral filter having a high transmittance at a first spectral range and a low transmittance at a second spectral range is disposed outside a cold shield. A reflective surface faces the detecting device and provides the detector a reflecting field of view at the second spectral range directed towards the cold shield, and a blackened cold skirt thereof. Alternatively, a dichroic mirror is disposed inside the cold shield and has a high reflectance at a first spectral range and a high transmittance at a second range. The detecting device includes a first arm and a second arm of the cold shield to accommodate respective optical channels. A removable selective mirror having a high reflectance at the first spectral range is disposed outside the cold shield. A reflecting field of view at the undesired spectral range directed towards a blackened surface of the cold shield or a thermo-electric cooler is provided. | 08-18-2011 |