Patent application number | Description | Published |
20090034765 | METHOD AND DEVICE FOR IN EAR CANAL ECHO SUPPRESSION - An earpiece ( | 02-05-2009 |
20090147966 | Method and Apparatus for In-Ear Canal Sound Suppression - An earpiece ( | 06-11-2009 |
20100142725 | METHOD AND SYSTEM FOR SOUND MONITORING OVER A NETWORK - A mobile communication ( | 06-10-2010 |
20100204575 | METHOD AND SYSTEM FOR ENHANCING ACCURACY IN ULTRASONIC ALIGNMENT - A method for short range alignment using ultrasonic sensing is provided. The method includes shaping an ultrasonic pulse on a first device to produce a pulse shaped signal and transmitting the pulse shaped signal from the first device to a second device, receiving the pulse shaped signal and determining an arrival time of the pulse shaped, identifying a relative phase of the pulse shaped signal with respect to a previously received pulse shaped signal, identifying a pointing location of the first device from the arrival time and the relative phase, determining positional information of the pointing location of the first device, and reporting an alignment of three or more points in three-dimensional space. Other embodiments are disclosed. | 08-12-2010 |
20100204955 | METHOD AND SYSTEM FOR POSITIONAL MEASUREMENT USING ULTRASONIC SENSING - A method for determining position and alignment is provided. The method includes monitoring a first and second sequence of ultrasonic signals transmitted from the first device to a second device, estimating a location of the first device from Time of Flight measurements of the ultrasonic signals at respective microphones on the second device, calculating a set of phase differences, weighting a difference of an expected location and estimated location of the first device with the set of phase differences to produce a relative displacement, and reporting a position of the first device based on the relative displacement. | 08-12-2010 |
20110029913 | Navigation System and User Interface For Directing a Control Action - A navigation system is provided to direct control of a user interface work-flow during a procedure. Such a need can arise in sterile environments were touchless interaction is preferable over physical contact. The system includes a wand and receiver for controlling a pagination and parameter entry of the work-flow, a processor to compare wand movement profiles, a clock for limiting a time window between the comparison, and a controller for activating a user interface control in the workflow when a wand movement profile or gesture is recognized. The comparison can be based on the wand's direction, orientation and movement to and from various locations. Other embodiments are disclosed. | 02-03-2011 |
20110032184 | ORTHOPEDIC METHOD AND SYSTEM FOR MAPPING AN ANATOMICAL PIVOT POINT - A system and method of touchless interaction is provided for resolving a pivot point of an object where direct placement of a sensor at the pivot point is not practical. It applies to situations where the pivot point of a rigid object is inaccessible but remains stationary, while the other end is free to move and is accessible. The system maps the object's pivot point by way of an external sensor that detects constrained motion of the rigid object within a hemispherical banded boundary. It can also detect a geometric pattern and acceleration during the constrained motion to compensate for higher order rotations about the pivot point. Other embodiments are disclosed. | 02-10-2011 |
20110060220 | VIRTUAL MAPPING OF AN ANATOMICAL PIVOT POINT AND ALIGNMENT THEREWITH - A system and method is provided for resolving a pivot point via touchless interaction. It applies to situations where one end of a rigid object is inaccessible but remains stationary at a pivot point, while the other end is free to move and is accessible to an input pointing device. As an example, the rigid object can be a leg bone where the proximal end is at the hip joint and the distal end is at the knee. The system comprises a wand and a receiver that are spatially configurable to touchlessly locate the pivot point without contact. The receiver tracks a relative displacement of the wand and geometrically resolves the location of the pivot point by a spherical mapping. The system can use a combination of ultrasonic sensing and/or accelerometer measurements. Other embodiments are disclosed. | 03-10-2011 |
20110096036 | METHOD AND DEVICE FOR AN ACOUSTIC SENSOR SWITCH - An acoustical sensor can include a fabricated surface that produces an acoustical sound signature responsive to a finger tapping on the fabricated surface, and a microphone within proximity of the fabricated surface to analyze and associate the acoustical sound signature with a user interface control for operating a mobile device or earpiece, for example, to adjust a volume, media selection, or user interface control. The microphone can include an ultra-low analog circuit to set a capacitance and establish a frequency response, the analog circuit programmable to identify a direction of a directional touch or localized touch on the fabricated surface. The analog circuit by way of a floating gate can control a real delay between a front and back diaphragm to control microphone directivity. Other embodiments are disclosed. | 04-28-2011 |
20110160572 | DISPOSABLE WAND AND SENSOR FOR ORTHOPEDIC ALIGNMENT - A disposable tool suitable for use in orthopedic alignment comprises a sensor ( | 06-30-2011 |
20110160738 | OPERATING ROOM SURGICAL FIELD DEVICE AND METHOD THEREFORE - One or more disposable devices suitable for use in a surgical field of an operating room are disclosed. One device comprises a sensor ( | 06-30-2011 |
20120035868 | Method and System For Media Presentation During Operative Workflow - A portable measurement system is provided comprising a probe, two trackers, a receiver and a pod. A user interface control captures a location and position of the probe in a three-dimensional sensing space with respect to a coordinate system of the receiver from time of flight waveform analysis. The system suppresses a ringing portion of the received ultrasonic and minimizes distortion associated with ultrasonic transducer ring-down during high-resolution position tracking of the probe and the two trackers. Media is presented according to a customized use of the probe and two trackers during an operation workflow. | 02-09-2012 |
20120209117 | Surgical Measurement Apparatus and System - A portable measurement system is provided including a probe, a user interface control and a receiver. The probe includes a plurality of ultrasonic transducers that emit ultrasonic waveforms for creating a three-dimensional sensing space. The user interface control captures a location and position of the probe in the three-dimensional sensing space. The receiver includes a plurality of microphones to capture the ultrasonic waveforms transmitted from the probe to produce captured ultrasonic waveforms and a digital signal processor that digitally samples the captured ultrasonic waveforms and tracks a relative location and movement of the probe with respect to the receiver in the three-dimensional ultrasonic sensing space from time of flight waveform analysis. Embodiments are demonstrated with respect to hip replacement surgery, but other embodiments are contemplated. | 08-16-2012 |
20120232834 | METHOD AND SYSTEM FOR ASSESSING ORTHOPEDIC ALIGNMENT USING TRACKING SENSORS - A method for determining orthopedic alignment is provided. The method includes monitoring a first and second sequence of signals transmitted from the first device to a second device, estimating a location of the first device from sensory measurements of the signals at respective sensors on the second device, calculating a set of phase differences, weighting a difference of an expected location and estimated location of the first device with the set of phase differences to produce a relative displacement, and reporting a position of an orthopedic instrument coupled to the first device based on the relative displacement. | 09-13-2012 |
20120330367 | Orthopedic Check and Balance System - A configurable check and balance system is provided to assess and report orthopedic measurements, including bone cut angles, trial inserts, extension gaps and prosthetic fit. The system can be configured for cut-check, trial-check, alignment and balance, dynamic distraction, and prosthetic trial fit. The measurements can be provided with respect to an anatomical coordinate system defined according to a positioning of a sensorized mechanical plate with respect to one or more referenced anatomical landmarks. In one example, the cut-check provides measurement of varus/valgus angle and anterior/posterior slope for distal femur cuts and proximal tibia cuts. The cut-check permits a surgeon to check bone cuts made by mechanical jigs, guides or patient specific implants (PSI). It also provides distance measurements. Other embodiments are also disclosed. | 12-27-2012 |
20130039518 | METHOD AND DEVICE FOR ACOUSTIC MANAGEMENT CONTORL OF MULTIPLE MICROPHONES - An earpiece ( | 02-14-2013 |
20130225982 | SYSTEM AND METHOD FOR SENSORIZED USER INTERFACE - A system and method for is provided for operation of an orthopedic system. The system includes a load sensor for converting an applied pressure associated with a force load on an anatomical joint, and an ultrasonic device for creating a low-power short-range ultrasonic sensing field within proximity of the load sensing unit for assessing alignment. The system can adjust a strength and range of the ultrasonic sensing field according to position. It can report audible and visual information associated with the force load and alignment. Other embodiments are disclosed. | 08-29-2013 |
20130315407 | METHOD AND DEVICE FOR IN EAR CANAL ECHO SUPPRESSION - An earpiece ( | 11-28-2013 |