Patent application number | Description | Published |
20100137678 | SELF-ADJUSTING ATTACHMENT STRUCTURE FOR A CARDIAC SUPPORT DEVICE - A cardiac support device including a jacket and elastic attachment structure for self-securing the jacket to a heart. The attachment structures can include undulating metal and polymer elements, a silicone band and elastomeric filaments on a base end of the jacket. | 06-03-2010 |
20100261957 | CARDIAC WALL TENSION RELIEF WITH CELL LOSS MANAGEMENT - Methods and apparatus are disclosed for treating congestive heart failure. The method includes relieving wall stress on a diseased heart by an amount to decrease a rate of myocardial cell loss. Further, the method includes pharmacologically encouraging a myocardial cell gain. Cell gain may be encouraged by cell replication, cell recruitment or inhibition of cell death. Further embodiments of the method include a passive cardiac constraint selected to reduce wall stress on the heart. An apparatus of the present invention includes a passive cardiac constraint and a pharmacological agent to encourage cell gain. | 10-14-2010 |
20100268019 | CADIAC SUPPORT DEVICE DELIVERY TOOL WITH INDEPENDENTLY MOVABLE ARMS - A device for delivery of a cardiac support device for treating cardiac disease of a heart includes a multistage deployment mechanism and an actuating mechanism for controlling the positions of the deployment mechanism. The deployment mechanism is operable to change between a retracted state and an extended state, and includes a plurality of independent stages, including, in one embodiment, a first stage including a guide structure for location adjacent a portion of the patient's heart when in the extended state. A second stage is movably coupled to the first stage, and is guided by the guide structure between the retracted and extended states. The second stage further releasably engages and supports the cardiac support device and positions the cardiac support device at the desired implantation location, guided by the guide structure of the stage. In some embodiments, the deployment mechanism may include additional stages. The actuating mechanism drives the deployment mechanism between the retracted and extended states, and independently controls the positions of the multiple stages of the deployment mechanism. | 10-21-2010 |
20110166412 | SELF-ADJUSTING ATTACHMENT STRUCTURE FOR A CARDIAC SUPPORT DEVICE - A cardiac support device including a jacket and elastic attachment structure for self-securing the jacket to a heart. The attachment structures can include undulating metal and polymer elements, a silicone band and elastomeric filaments on a base end of the jacket. | 07-07-2011 |
Patent application number | Description | Published |
20090058600 | DETERMINING COMPATIBILITY OF COMPONENTS FOR ASSEMBLING APPROVED PERSONAL PROTECTION CONFIGURATIONS - This disclosure relates generally to methods and systems for determining whether at least a first component and a second component of a personal protection (PP) configuration are compatible so as to be assembled into an approved PP configuration, responsive to being compared against at least one predetermined criterion. Included is a smart tag for each of the first and second components. The first and second smart tags include respective first and second data. A data acquiring system is provided for acquiring the first and second data and a data processing system processes the acquired first and second data for determining if the first and second components are compatible to be assembled as an approved PP configuration. | 03-05-2009 |
20110115629 | TRACKING COMPLIANCE OF PERSONAL PROTECTION ARTICLES - Methods and systems for tracking compliance of personal protection (PP) articles in working environments. Tracking compliance includes providing at least one PP article configured with a smart tag; providing at least one predetermined criterion that governs compliance with respect to the at least one PP article in a particular working environment; tracking the PP article by retrieving smart tag data; and determining whether the smart tag data satisfies at least one predetermined criterion; and storing data relating to results of the determination. | 05-19-2011 |
20110227700 | DETERMINING CONDITIONS OF COMPONENTS REMOVABLY COUPLED TO PERSONAL PROTECTION EQUIPMENT - Method and system are disclosed for determining conditions of components that are removably coupled to articles of personal protection equipment (PPE) by tracking the components against predetermined criteria. | 09-22-2011 |
20110234374 | DETERMINING CONDITIONS OF PERSONAL PROTECTION ARTICLES AGAINST AT LEAST ONE CRITERION - The present disclosure is particularly adapted for determining whether the condition of personal protection equipment PPE articles satisfies at least one criterion. A method and system provide at least one predetermined criterion that governs use of the PPE article in a working environment; a PPE article is configured with a smart tag, and a sensing device is provided that is configured to sense data in a working environment related to the predetermined criterion. Acquired data from the sensing device and the smart tag are processed in a data processing system to determine whether the condition of the PPE article satisfies the at least one predetermined criterion. | 09-29-2011 |
20130006068 | METHOD AND APPARATUS FOR SCREENING DRUG OFFENDERS - A self-contained drug screening apparatus, comprising a breath inlet component for receiving an exhaled air flow of a person, the exhaled air flow including saliva, and a sensor for sensing a presence of a drug in the saliva, and identification module for detecting an identifying characteristic of the person. | 01-03-2013 |
20140379518 | LOCALIZED LIBRARY RECOMMENDATION SYSTEM - A local library recommendation system for recommending an item available for circulation from a local library. The system includes a self checkout device for use by a patron to check out an item from the local library, the self checkout device including a processor, a display for displaying information to the patron, and an item identification component. The item identification component is configured to identify the item being checked out by the patron. The display shows a recommendation of a second item based on the identification of the item being checked out by the patron, and the second item is part of the local library's collection. | 12-25-2014 |
Patent application number | Description | Published |
20110254568 | ORGANIC CHEMICAL SENSOR WITH MICROPOROUS ORGANISILICATE MATERIAL - Sensing elements for sensing organic chemical analytes are disclosed. The sensing elements include a first electrode and a second electrode, and a substantially microporous, amorphous, hydrophobic, analyte-responsive organosilicate material in proximity to the first and second electrodes. | 10-20-2011 |
20110257038 | ORGANIC CHEMICAL SENSOR WITH MICROPOROUS ORGANOSILICATE MATERIAL - Multi-layered optical sensor films are disclosed. The sensor films include a first reflective layer, a detection layer over the reflective layer, and optionally a second reflective layer over the detection layer. The detection layer contains a hydrophobic, amorphous, substantially microporous, analyte-sensitive organosilicate composition. The analyte-sensitive organosilicate composition provides an optical change in the film upon analyte exposure. | 10-20-2011 |
20110257281 | AMORPHOUS MICROPOROUS ORGANOSILICATE COMPOSITIONS - Organosilicate materials and methods for preparing organosilicate materials, including organosilicate films are provided. The organosilicate materials are hydrophobic, amorphous, and substantially microporous. These materials are prepared from organo-functional hydrolysable silane precursors and are prepared without the use of porogens. These materials are suitable for a wide range of uses, including as detection layers for sensing applications. | 10-20-2011 |
Patent application number | Description | Published |
20080305719 | Scratch removal device and method - A polishing wheel including a lower polishing surface and defining a different color from a secondary portion of the polishing wheel, so as to indicate wear of the polishing surface. The polishing surface includes a plurality of main radial flutes extending from a central passage to an outer edge. A reduced profile for the main radial flutes is provided adjacent to the outer edge. A plurality of secondary radial flutes is provided extending from the outer edge, but not in communication with either the central passage or the main radial flutes. The reduced profile for the main radial flute is defined by a variable depth portion. The secondary radial flutes defined by a variable depth portion. Each of the main radial flutes and the secondary radial flutes formed by a circular saw. An indexing machine is used to move the polishing wheel during the forming process. | 12-11-2008 |
20100317268 | SCRATCH REMOVAL DEVICE AND METHOD - A polishing wheel including a lower polishing surface and defining a different color from a secondary portion of the polishing wheel, so as to indicate wear of the polishing surface. The polishing surface includes a plurality of main radial flutes extending from a central passage to an outer edge. A reduced profile for the main radial flutes is provided adjacent to the outer edge. A plurality of secondary radial flutes is provided extending from the outer edge, but not in communication with either the central passage or the main radial flutes. | 12-16-2010 |
20110045743 | SCRATCH REMOVAL AND DEVICE AND METHOD - A scratch removal tool that includes a motor, a housing, a rotatable shaft operably coupled to the motor and movable in an axial direction along a length of the shaft, and a head assembly. The head assembly includes a shroud member having an open end, a pad member, a slurry input, a slurry output, and a seal member. The pad member is positioned within the shroud and mounted to the shaft. Rotation of the shaft rotates the pad member. Axial movement of the shaft moves the pad member relative to the open end of the shroud. The slurry input and slurry are in fluid communication with the pad member. The seal member is positioned at the open end of the shroud. | 02-24-2011 |
Patent application number | Description | Published |
20080271089 | METHOD AND APPARATUS FOR DISPLAYING INFORMATION IN RESPONSE TO MOTION PICTURE PROGRAMMING - Disclosed herein, in various embodiments, are methods and apparatus incorporating, among other things, the concept of using, in particular but without limitation, traditionally non-commercial programming as a medium for selling products or services on-line, and again in particular over the Internet. Using this concept, for example, an element identified in motion picture programming can be made identifiable by a viewer of the motion picture programming, and thereby enabling a viewer to determine the source, location, or other information referred to by the element. Using this concept, for example, a viewer viewing a soap opera is able to use a device to electronically select a element identified in the broadcast. In turn, information referred to by the content element can be displayed to the viewer, including purchase information. Using this particular concept of the invention, traditionally non-commercial programming can be efficiently used to indirectly advertise goods or services and offer them for sale on-line. | 10-30-2008 |
20100035332 | PORTABLE DETECTION APPARATUS FOR BEVERAGE INGREDIENTS - Embodiments of the invention relate to portable detection apparatus, comprising one or more detector regions adapted to visually indicate the presence or amount of an analyte in a beverage. The detection apparatus is shaped substantially the same as a consumer product. | 02-11-2010 |
20110293799 | PORTABLE DETECTION APPARATUS FOR BEVERAGE INGREDIENTS - Embodiments of the invention relate to portable detection apparatus, comprising one or more detector regions adapted to visually indicate the presence or amount of an analyte in a beverage. The detection apparatus is shaped substantially the same as a consumer product. | 12-01-2011 |
20120240139 | METHOD AND APPARATUS FOR DISPLAYING INFORMATION IN RESPONSE TO MOTION PICTURE PROGRAMMING - Various apparatuses and techniques for displaying information in response to motion picture programming are herein described. A handheld remote control can comprise a storage device. The handheld remote control can be configured to receive user input to select an element in a scene of non-commercial programming, where the element can represent an item for purchase. The handheld remote control can also be configured to retrieve purchase information for the element from a set-top box. The set-top box can be configured to display the non-commercial programming on a television display. The handheld remote control can also be configured to store the purchase information in the storage device and store user information, including account information, in the storage device. The handheld remote control can be configured to electronically complete a purchase transaction for the item using the stored purchase information and the stored user information. | 09-20-2012 |
20120240152 | METHOD AND APPARATUS FOR DISPLAYING INFORMATION IN RESPONSE TO MOTION PICTURE PROGRAMMING - Various apparatuses and techniques for displaying information in response to motion picture programming are herein described. A handheld digital device can comprise a display and a processor. The processor can be configured to receive a watermark via programming. The programming can include an element representing a sale target. The sale target can be an item or service for sale. The watermark can include sale target information about the sale target. The processor can also be configured to identify the sale target via the sale target information in the watermark. The processor can also be configured to present the sale target to a user via the display. | 09-20-2012 |
20130298168 | METHOD AND APPARATUS FOR DIGITAL SHOPPING - Disclosed herein, in various embodiments, are methods and apparatus incorporating, among other things, the concept of using, in particular but without limitation, traditionally non-commercial programming as a medium for selling products or services on-line, and again in particular over the Internet. Using this concept, for example, an element identified in motion picture programming can be made identifiable by a viewer of the motion picture programming, and thereby enabling a viewer to determine the source, location, or other information referred to by the element. Using this concept, for example, a viewer viewing a soap opera is able to use a device to electronically select a element identified in the broadcast. In turn, information referred to by the content element can be displayed to the viewer, including purchase information. Using this particular concept of the invention, traditionally non-commercial programming can be efficiently used to indirectly advertise goods or services and offer them for sale on-line. | 11-07-2013 |
Patent application number | Description | Published |
20130191329 | SYSTEMS, METHODS AND SOFTWARE FOR ENTITY RELATIONSHIP RESOLUTION - A method includes receiving an entity record, wherein the entity record comprising at least one entity field element, and resolving the entity record to an authority record being associated with an initial authority file, wherein the authority record comprising at least one authority field element. The method further includes calculating a field element update measurement, the field element update measurement being associated with the at least one entity field element and the at least one authority field element and if the field element update measurement meets or exceeds a threshold, updating the authority record, or if the field element update measurement does not meet or exceed a threshold, not updating the authority record. The method further includes developing, in response to updating the authority record, an updated authority file associated with at least one updated authority record. The method also includes incorporating an additional authority record to the updated authority file. | 07-25-2013 |
20150161191 | SYSTEMS, METHODS AND SOFTWARE FOR ENTITY RELATIONSHIP RESOLUTION - A method includes receiving an entity record, wherein the entity record comprising at least one entity field element, and resolving the entity record to an authority record being associated with an initial authority file, wherein the authority record comprising at least one authority field element. The method further includes calculating a field element update measurement, the field element update measurement being associated with the at least one entity field element and the at least one authority field element and if the field element update measurement meets or exceeds a threshold, updating the authority record, or if not, not updating the authority record. The method further includes developing, in response to updating the authority record, an updated authority file associated with at least one updated authority record. The method also includes incorporating an additional authority record to the updated authority file. | 06-11-2015 |
Patent application number | Description | Published |
20120327297 | DISPLAY SYSTEM AND METHOD FOR PROJECTION ONTO NON-PLANAR SURFACES - A system for projecting changeable electronic content, such as video or digital still images, onto a curved surface. The system includes a housing, a reflector within the housing, and a projector. The housing has an exterior surface and an interior space. At least a portion of the exterior surface is a curved display surface capable of displaying electronic content projected upon it, and at least one portion of the exterior surface has an aperture through the exterior surface to the interior space. The projector is located proximate the aperture for projecting content through the aperture to the reflector. When the projector receives converted content and projects the converted content through the aperture to the reflector, the curved display surface displays the converted content undistorted to a viewer. The system can also provide for display of branded content on a product container having a shape corresponding with the brand. | 12-27-2012 |
20130033650 | DISPLAY SYSTEM AND METHOD FOR PROJECTION ONTO MULTIPLE SURFACES - A system for projecting changeable electronic content, such as video or digital still images, onto multiple surfaces. The system includes a projector, one or more reflectors, and at least two display surfaces. The projector via a reflector projects content onto one of the display surfaces and either directly or via another reflector projects content onto the other display surface. The display surfaces can be multiple curved surfaces, multiple planar surfaces in different viewing planes, or a curved surface and a planar surface. For the curved surfaces, the projector receives converted content and projects the converted content such that the curved surface displays the converted content undistorted to a viewer. The system can also provide for display of branded content on a product container having a shape corresponding with the brand. | 02-07-2013 |
20140141725 | WIRELESS PRESENTATION SYSTEM ALLOWING AUTOMATIC ASSOCIATION AND CONNECTION - A wireless presentation system includes communication means for line-of-sight communication links such that an association between a content holder and a desired presentation device can be automatically established using line-of-sight communication links. | 05-22-2014 |
20140210322 | POINT OF PURCHASE SYSTEM HAVING TRANSPARENT DISPLAYS - A transparent display booth for displaying products and providing product-related information. The display booth includes a bottom panel, a back panel, a transparent front plate opposite the back panel, and a transparent display device located co-extensive with the front plate. The bottom and back panels have reflective inner surfaces. The transparent display device can electronically display product-related information, and products located in an interior of the display booth are viewable through the transparent display device to showcase the products and offer them for sale. Multiple transparent display booths can be combined to form a networked retail system. | 07-31-2014 |
20140325882 | SELF ILLUMINATED SHAPED AND TWO-SIDED SIGNAGE FOR PRINTED GRAPHICS - Self illuminated back and front lit shaped and two-sided signage. The signage includes a turning film having a structured surface for redirecting light and a diffuser providing for diffusion. The shape of the signage from a viewer's perspective provides the content, such as letters, to be conveyed to the viewer. Two-sided signage includes two signs arranged back-to-back, each including a turning film having a structured surface for redirecting light, a diffuser providing for diffusion, and a printed graphic. In the two-sided signage, the turning films receive light from an ambient light source and direct the light via the structured surfaces toward viewers of the two graphics in order to passively illuminate the signage. The two-sided signage can be shaped to provide content via the shape and graphics. | 11-06-2014 |
20150121732 | HYBRID SELF ILLUMINATED AND ACTIVELY BACK LIT SIGNAGE FOR PRINTED GRAPHICS - Hybrid signage capable of self illumination and having an active backlight. The signage includes a turning film having a structured surface for redirecting light in order to passively illuminate a printed graphic or shaped sign when the backlight is off. In the shaped sign, the shape provides the content, such as letters, to be conveyed to the viewer instead of a graphic. The signage can be actively illuminated when the backlight is on to supplemental the passive illumination. | 05-07-2015 |
Patent application number | Description | Published |
20120078351 | DELIVERY SYSTEM FOR COLLAPSIBLE HEART VALVE - A delivery system for delivering a collapsible prosthetic heart valve includes a valve support structure for supporting a collapsible prosthetic heart valve, and a distal sheath movable in a longitudinal direction relative to the valve support structure between a first position in which the distal sheath is adapted to surround a collapsible prosthetic heart valve supported on the valve support structure, and a second position in which the distal sheath is adapted to expose the collapsible prosthetic heart valve for deployment. The distal sheath is at least partially formed of an inner polymer layer, an outer polymer layer, and a tubular supporting member sandwiched between the inner polymer layer and the outer polymer layer. | 03-29-2012 |
20120078352 | STAGED DEPLOYMENT DEVICES AND METHODS FOR TRANSCATHETER HEART VALVE DELIVERY SYSTEMS - A delivery device for a collapsible heart valve includes an operating handle, including a frame defining a movement space therein, a carriage assembly moveable within the movement space, and a first resheathing lock having a locked position and an unlocked position. The delivery device further includes a catheter assembly, including a first shaft around which a valve-receiving compartment is defined, the first shaft being fixedly connected to one of the frame or the carriage assembly, and a distal sheath operatively connected to the carriage assembly. The distal sheath is moveable between a closed condition adapted to maintain the valve in the compartment and an open condition adapted to fully deploy the valve. With the resheathing lock in the locked position, the distal sheath is unable to move to the open condition to fully deploy the valve. | 03-29-2012 |
20120123528 | STAGED DEPLOYMENT DEVICES AND METHOD FOR TRANSCATHETER HEART VALVE DELIVERY - A delivery device for a collapsible heart valve includes an operating handle and a catheter assembly. The operating handle includes a frame defining a movement space therein, a carriage assembly moveable in a longitudinal direction within the movement space, and a coupler having locked and unlocked conditions, the coupler being operatively connected to the carriage assembly for movement therewith. The catheter assembly includes a shaft around which a valve-receiving compartment is defined, the shaft being operatively connected to one of the frame or the carriage assembly, and a distal sheath operatively connected to the carriage assembly for movement therewith between a closed condition adapted to maintain the valve in the compartment and an open condition adapted to fully deploy the valve. | 05-17-2012 |
20120330408 | SYSTEM FOR LOADING A COLLAPSIBLE HEART VALVE - An assembly for collapsing a self-expanding prosthetic heart valve includes a compression member, a support member and a constricting member. The compression member has a tapered wall between its first open end and its second open end, the tapered wall defining an open space adapted to receive the valve. The support member has a base and a recess adapted to receive an end of the valve. The support member and the compression member are movable toward one another to compress the valve and push it through a relatively small aperture in the second open end of the compression member. The second end of the constricting member is sized to receive the compressed valve from the second open end of the compression member for loading into a delivery device. | 12-27-2012 |
20130166020 | SYSTEM FOR LOADING A COLLAPSIBLE HEART VALVE - An assembly for collapsing a self-expanding prosthetic heart valve includes a compression member, a support member, a constricting member, and a spacer which may be used for smaller sized heart valves. The compression member has a tapered wall between its first open end and its second open end, the tapered wall defining an open space adapted to receive the heart valve. The support member has a base and a recess adapted to receive an end of the heart valve. The support member and the compression member are movable toward one another to compress the heart valve and push it through a relatively small aperture in the second open end of the compression member. The second end of the constricting member is sized to receive the compressed heart valve from the second open end of the compression member for loading into a delivery device. | 06-27-2013 |
20130297011 | DEVICES AND METHODS FOR TRANSCATHETER HEART VALVE DELIVERY - A delivery device for a collapsible prosthetic heart valve includes an operating handle and a catheter assembly. The operating handle may include a housing defining a movement space therein, a carriage assembly moveable in a longitudinal direction within the movement space, a deployment actuator coupled to the housing and rotatable relative to the housing, and a coupling assembly rotationally fixed to the deployment actuator. The catheter assembly may include a first shaft around which a compartment is defined and a distal sheath operatively connected to the carriage assembly. Movement of the carriage assembly in the longitudinal direction in the movement space may move the distal sheath between the closed condition and the open condition. The coupling assembly may have an engaged position in which rotation of the deployment actuator moves the carriage assembly, and a disengaged position in which rotation of the deployment actuator does not move the carriage assembly. | 11-07-2013 |
20140005767 | SYSTEM TO ASSIST IN THE RELEASE OF A COLLAPSIBLE STENT FROM A DELIVERY DEVICE | 01-02-2014 |
20140005768 | SLEEVE FOR FACILITATING MOVEMENT OF A TRANSFEMORAL CATHETER | 01-02-2014 |
20140052238 | DELIVERY DEVICE HAVING A CURVED SHAFT AND A STRAIGHTENING MEMBER FOR TRANSCATHETER AORTIC VALVE IMPLANTATION - A delivery device ( | 02-20-2014 |
20140243957 | STAGED DEPLOYMENT DEVICES AND METHODS FOR TRANSCATHETER HEART VALVE DELIVERY SYSTEMS - A delivery device for a collapsible heart valve includes an operating handle, including a frame defining a movement space therein, a carriage assembly moveable within the movement space, and a first resheathing lock having a locked position and an unlocked position. The delivery device further includes a catheter assembly, including a first shaft around which a valve-receiving compartment is defined, the first shaft being fixedly connected to one of the frame or the carriage assembly, and a distal sheath operatively connected to the carriage assembly. The distal sheath is moveable between a closed condition adapted to maintain the valve in the compartment and an open condition adapted to fully deploy the valve. With the resheathing lock in the locked position, the distal sheath is unable to move to the open condition to fully deploy the valve. | 08-28-2014 |
20140324162 | STAGED DEPLOYMENT DEVICES AND METHODS FOR TRANSCATHETER HEART VALVE DELIVERY - A delivery device for a collapsible heart valve includes an operating handle and a catheter assembly. The operating handle includes a frame defining a movement space therein, a carriage assembly moveable in a longitudinal direction within the movement space, and a coupler having locked and unlocked conditions, the coupler being operatively connected to the carriage assembly for movement therewith. The catheter assembly includes a shaft around which a valve-receiving compartment is defined, the shaft being operatively connected to one of the frame or the carriage assembly, and a distal sheath operatively connected to the carriage assembly for movement therewith between a closed condition adapted to maintain the valve in the compartment and an open condition adapted to fully deploy the valve. | 10-30-2014 |
20150073538 | ALIGNMENT OF AN IMPLANTABLE MEDICAL DEVICE - A transcatheter valve delivery system includes a longitudinal member extending between a proximal end and a distal end, and having a compartment adjacent the distal end for holding a medical device in a collapsed condition. An alignment element is connected to the longitudinal member and is movable relative to the longitudinal member between a stowed position and a deployed position. In the deployed position, the alignment element is configured to urge against an anatomical surface to position the longitudinal member at a desired location relative to the anatomical surface. | 03-12-2015 |
Patent application number | Description | Published |
20090045998 | METHODS AND SYSTEMS UTILIZING DOPPLER PREDICTION TO ENABLE FUSING - A programmable circuit for controlling a detonation altitude of a radar equipped munition is provided. The circuit comprises means for calculating a velocity of the munition while the munition is operating in a pulse mode at an altitude greater than the desired detonation altitude and means, responsive to the means for calculating the velocity of the munition, for determining when the munition is at a reference altitude in order to operate the munition in a continuous wave transmission mode. The circuit further comprises means, responsive to the means for determining, for calculating a time representing when the vehicle will reach the desired detonation altitude based on the calculated velocity and the determined reference altitude, and means, responsive to the means for calculating the time representing when the vehicle will reach the desired detonation altitude, for generating a fusing signal to detonate the munition after the calculated time has passed. | 02-19-2009 |
20090058716 | PRECISION RADIO FREQUENCY DELAY DEVICE - A method of delaying propagation of a radio frequency (RF) signal through a circuit is described. The method comprises receiving data that represents a delay time interval, providing an RF signal when a start pulse triggers a memory device, initiating a count through the delay time interval based on receipt of a start pulse, and outputting the RF signal after the delay time interval has expired. | 03-05-2009 |
20090096663 | METHODS AND SYSTEMS FOR REDUCING INTERFERENCE CAUSED BY ANTENNA LEAKAGE SIGNALS - In one aspect, a method of radar altimeter operation including a time dependent gain control is described. The method comprises triggering a Sensitivity Time Control (STC) gain control signal at a pulse repetition frequency (PRF) of a transmit pulse to attenuate interference from at least one of an antenna leakage signal and a signal reflected from equipment. The method also includes shaping the STC gain control signal from no attenuation at a first time, before a transmitter sends the transmit pulse, to a stable maximum attenuation at the time the transmitter sends the transmit pulse, to no attenuation at a second time, after the transmitter sends the transmit pulse. The method also includes matching a bandwidth of an intermediate frequency (IF) amplifier to the pulse width of a transmitted pulse. | 04-16-2009 |
20090174594 | HIGH FREQUENCY RADAR ALTIMETER - In one aspect, a method of radar altimeter operation, the altimeter including a high frequency counter coupled to a processor is described. The method comprises providing a continuous wave to the high frequency counter upon receipt of a transmit pulse, counting the cycles of the continuous wave, discontinuing counting of the continuous wave cycles upon receipt of a return pulse, outputting a count from the high frequency counter to the processor, and operating the processor to convert the count to an altitude. | 07-09-2009 |
20090262008 | HIGH ACCURACY RADAR ALTIMETER USING AUTOMATIC CALIBRATION - A method of compensating for component errors within a radar altimeter is described. The method includes periodically switching transmit pulses from a transmit antenna to a programmable delay device, calculating an altitude based on a transmit pulse received from the programmable delay device, comparing the calculated altitude to an expected altitude, the expected altitude based on a pre-set delay through the programmable delay device, and compensating an altitude measured by the radar altimeter, based on transmit pulses output through the transmit antenna, by an error correction amount based on a difference between the calculated altitude and expected altitudes. | 10-22-2009 |
Patent application number | Description | Published |
20090097468 | WIRELESS NETWORKS FOR HIGHLY DEPENDABLE APPLICATIONS - A wireless communication system comprises one or more control units operable to transmit control signals, a plurality of actuators responsive to the control signals, and a plurality of sensors operable to transmit sensor data used by the one or more control units in generating the control signals. Each of the sensors, actuators, and one or more control units are located at a fixed position in the system relative to one another. Each of the plurality of sensors and each of the plurality of actuators are coupled to at least one of the one or more control units via a plurality of wireless paths. Each of the plurality of sensors are operable to transmit the sensor data in an assigned time slot to at least one of the one or more control units over a plurality of wireless channels in each of the plurality of wireless paths. The number of channels in each of the plurality of wireless paths is determined based, at least in part, on a worst-case estimate of potential interference, and each of the plurality of sensors is operable to pseudo-randomly switch the plurality of channels over which the sensor data is transmitted. | 04-16-2009 |
20100211306 | METHOD AND SYSTEM FOR MAINTAINING SPATIO-TEMPORAL DATA - A system and method for maintaining spatio-temporal data for a given area (e.g., an airspace) containing a given node (e.g., an aircraft) and one or more other nodes (e.g., aircraft). The given aircraft may break the given airspace into a first plurality of smaller airspaces, and may also break the given airspace into a second plurality of smaller airspaces. The given aircraft may then detect local spatio-temporal data for each smaller airspace located within its detectable range. The aircraft may also receive remote spatio-temporal data for the smaller airspaces from the one or more other aircraft. Thereafter, the aircraft may update stored spatio-temporal data based on the aircraft's navigation data, the local spatio-temporal data, the remote spatio-temporal data, and/or a reliability of the data. Further, the aircraft may transmit the stored spatio-temporal data for receipt by the one or more other aircraft. | 08-19-2010 |