Class / Patent application number | Description | Number of patent applications / Date published |
600430000 | With microwave carrier signal | 50 |
20080200803 | Cancer Detection and Treatment Instrument - Provided herein is a cancer detection and treatment instrument comprising: a first conductive plate; a second conductive plate which is opposed to the first conductive plate and has a first opening; a first signal line disposed between the first conductive plate and the second conductive plate; a first contact member of which one end is exposed through the first opening and of which the other end is connected to the first signal line; a dielectric portion filled between the first and second conductive plates and the first signal line; and a conductive layer surrounding both side surfaces and a front end surface of the dielectric portion which are exposed. Therefore, it is possible to accurately detect cancer by the use of the ultrahigh-frequency signal and to treat a diseased portion without damaging tissues around the diseased portion. | 08-21-2008 |
20080234574 | Tissue Detection and Ablation Apparatus and Apparatus and Method For Actuating a Tuner - The present invention relates to an apparatus for classifying and/or ablating tissue. By directing microwave radiation through a probe ( | 09-25-2008 |
20090187099 | TIMING CONTROLLER FOR COMBINED PHOTOACOUSTIC AND ULTRASOUND IMAGER - The present disclosure is directed to a combined photoacoustic (PA) and ultrasound imaging system capable of generating PA and ultrasound images simultaneously. These images can be combined and displayed in real-time. The PA images are acquired by firing a illumination system into a sample being imaged and beamforming the received photoacoustic signals. Ultrasound images are formed by transmitting ultrasound energy into the object and beamforming the reflected signals. The present disclosure describes a timing controller to allow the illumination system and ultrasound transmissions to be timed relative to one another. This allows both modalities to operate at close to their maximum frame rates while preventing signal interference. | 07-23-2009 |
20090281422 | Multi-modality system for imaging in dense compressive media and method of use thereof - A multi-modality system and method for performing detection, characterization and imaging of materials and objects in dense compressive media, such as in medical soft tissue applications, is disclosed. Medical tissue applications include but are not limited to the detection and diagnosis of breast tumors. Generally, an ultrasound subsystem is employed to excite a region in the dense compressive media and a microwave subsystem is employed to collect detection, characterization and imaging information from the excited region. In one preferred embodiment, multiple focused oscillating high-frequency ultrasound wave beams are transmitted into the media. The resultant low beat-frequency wave creates a force inducing motion in the materials and objects in the media. A radio-frequency microwave subsystem detects that motion and produces images based upon the Doppler effects of the excited materials and objects. | 11-12-2009 |
20100113921 | Systems and Methods for Object Surface Estimation - Systems and methods are provided that provide for surface estimation of an object. In particular, the surface estimation can be determined with little or no a priori information regarding the position or topography of the object within a given volume. In select embodiments, the systems and methods can be used for microwave imaging, and particularly for estimating breast surfaces during the imaging process. | 05-06-2010 |
20100174179 | SOLUTION FOR INTERNAL MONITORING OF BODY - The present invention relate to a device, method, and system for monitoring the status of an internal part of a body using an electromagnetic transceiver operating in the microwave regime; a processing unit compares measured data with reference data to determine the status of the internal part. The solution may be arranged to continuously monitor the internal part of the body and the system may be arranged to as to be wearable or portable. | 07-08-2010 |
20110130656 | MICROWAVE IMAGE RECONSTRUCTION APPARATUS AND METHOD - Provided are microwave image reconstruction apparatus and method. An apparatus for diagnosing a breast cancer, includes: a plurality of antennas for inserting a breast and configured to transmit and receive the electromagnetic wave; an electromagnetic wave transceiver configured to receive phase and amplitude information of the electromagnetic wave; an initial distribution value provider configured to set an initial dielectric constant and conductivity distribution value for dielectric constant and conductivity of a breast of a patient and in the tank; a first image reconstruction unit configured to transform the amplitude information of the electromagnetic wave through log transform and to obtain a first image by calculating a phase and amplitude information value of electric field generated from the electromagnetic wave; and a second image reconstruction unit configured to transform the first image in a value in a complex number form and to transform values to a second image. | 06-02-2011 |
20120190977 | CLASSIFICATION OF MICROWAVE SCATTERING DATA - Example embodiments presented herein relate to solutions for analyzing and/or classifying microwave scattering data. The analyzing and/or classifying may be utilized for estimating an internal condition in an enclosed volume. | 07-26-2012 |
20120289827 | Multi-Modality Ultrasound and Radio Frequency Methodology for Imaging Tissue - This invention provides a dual-modality system for performing characterization and imaging of tissue, tumors, structures, lesions, and ablations under investigation. Specifically, the invention couples ultrasound technology comprising at least two focused ultrasound beams for vibrating target tissues located at the focal point of the ultrasound beams intersection with a radio frequency system for measuring the response of the target tissues. The ultrasound system vibrates the target tissues while the reflected radio frequency energy is transmitted into the target tissues. When reflected, the main carrier tone of the reflected radio frequency energy is cancelled and analysis is performed on the remaining sideband frequencies. | 11-15-2012 |
20120296204 | Multi-Modality Ultrasound and Radio Frequency System for Imaging Tissue - This invention provides a dual-modality system for performing characterization and imaging of tissue, tumors, structures, lesions, and ablations under investigation. Specifically, the invention couples ultrasound technology comprising at least two focused ultrasound beams for vibrating target tissues located at the focal point of the ultrasound beams intersection with a radio frequency system for measuring the response of the target tissues. The ultrasound system vibrates the target tissues while the reflected radio frequency energy is transmitted into the target tissues. When reflected, the main carrier tone of the reflected radio frequency energy is cancelled and analysis is performed on the remaining sideband frequencies. | 11-22-2012 |
20130165770 | System, Method and Apparatus for Tracking Targets During Treatment Using a Radar Motion Sensor - A system, method and apparatus tracks targets (e.g., tumors) during treatment (e.g., radiation therapy) using a radar motion sensor by generating a microwave signal, radiating the microwave signal to a subject, and receiving a modulated microwave signal from the subject. The modulated microwave signal is processed to provide a subject motion information using a sensor having an arctangent-demodulation microwave interferometry mode. A location of a target on or within the subject is determined based on the subject motion information and a three-dimensional model for the subject and the target. One or more control signals are generated based on the location of the target, and the treatment device is controlled using the one or more control signals to treat the target on or within the subject. | 06-27-2013 |
20130178736 | Noninvasive Systems for Blood Pressure Measurement in Arteries - Hardware and software methodology are described for a non-invasive approach to blood pressure measurement in pulmonary artery and systemic arteries by using wall displacement and blood velocity that are measured using ultrasound, microwave techniques and/or other radiofrequency (RF) techniques. | 07-11-2013 |
20130184573 | Intrinsic Frequency Hemodynamic Waveform Analysis - Hardware and software methodology are described for cardiac health measurement. Hemodynamic waveforms variously acquired for a subject are analyzed to calculate or approximate intrinsic frequencies in two domains in two domains across the Dicrotic Notch. The intrinsic frequencies provide metrics/measures that correlate to the cardiac health of the subject. The systems may be used for monitoring a condition and/or is diagnosis. Exemplary uses include identifying (diagnosing) the presence of arrhythmia, heat failure, atrial fibrillation, aneurysms, vessel stenosis or aortic valve dysfunction and the necessity for valve replacement and/or monitoring congestive heart failure progression, together with identifying the acute need for hospitalization in connection with daily testing for any such condition. | 07-18-2013 |
20130225988 | UWB Microwave Imaging System with A Novel Calibration Approach For Breast Cancer Detection - An apparatus and method for imaging a tissue. The method includes transmitting a first microwave frequency signal to and receiving a first total signal from the tissue at a first position. A second microwave frequency signal is transmitted to and a second total signal received from the tissue at a second position. The first total signal is calibrated with respect to the second total signal and an image is constructed from the calibrated signal. | 08-29-2013 |
20130225989 | ELECTROMAGNETIC PROBES, METHODS FOR FABRICATION THEREOF, AND SYSTEMS WHICH USE SUCH ELECTROMAGNETIC PROBES - An electromagnetic (EM) probe for monitoring one or more biological tissues. The EM probe comprises a cup shaped cavity having an opening and an interior volume, a circumferential flange formed substantially around the cup shaped cavity, in proximity to the opening, at least one layer of a material, for absorbing electromagnetic radiation, applied over at least one of a portion of the circumferential flange and a portion of the outer surface of the cup shaped cavity, and at least one EM radiation element which performs at least one of emitting and capturing EM radiation via the interior volume. | 08-29-2013 |
20130231560 | BLOOD FLOW MEASURING APPARATUS AND BLOOD FLOW MEASURING METHOD - A blood flow measuring apparatus includes: a module which is configured to emit radiation to an object to be measured and receive reflection of the radiation, to detect movement of the object to be measured based on a Doppler effect; a reflective holding member which internally hold the module with a gap from an abutment surface that is to be butted against a skin, and which includes a reflective member covering the module and configured to reflect the radiation; and a process circuit which is configured to receive an output from the module, and which is configured to perform at least a process related to a blood flow speed. | 09-05-2013 |
20130245436 | FETAL MONITORING DEVICE AND METHODS - Described herein are fetal and/or maternal monitoring devices, systems and methods using UWB medical radar. These devices and systems may include a UWB sensor providing high-resolution and reliable simultaneous monitoring of multiple indicators of fetal and/or maternal health, such as fetal heart rate, fetal heart rate variability, fetal respiration, fetal gross body movement, maternal contractions, maternal heart rate, maternal respiration, and other derivative parameters during virtually all stages of pregnancy and during delivery. The sensor allows novel collection of physiological data using a single sensor or multiple sensors to develop individual and aggregate normal motion indices for use in determining when departure from normal motion index is indicative of fetal or maternal distress. | 09-19-2013 |
20130245437 | SYSTEM AND METHOD FOR FACILITATING REFLECTOMETRIC DETECTION OF PHYSIOLOGIC ACTIVITY - A method for remotely sensing cardiac-related data of an animal subject includes transmitting a RF signal to impinge on tissue of the subject, receiving a reflected portion of the RF signal, generating baseband data, filtering baseband data (e.g., including high pass filtering), performing waveform phase position determination, performing at least one auto-correlation of the waveform phase position determined data, determining periodicity of the auto-correlated data, and (i) computing heart rate using a maximum periodicity of the periodicity, or (ii) identifying abnormalities in cardiac function, such as may be indicated by temporal variations in heart rate and/or signal amplitude corresponding to cardiac activity. Multiple bandpass filtering schemes may be employed. | 09-19-2013 |
20130274599 | SYSTEMS FOR DETECTING FLUID CHANGES AND SENSOR DEVICES THEREFOR - A sensor device for detecting a change in fluid level within body tissue comprising a housing with bridge segments connecting at intersections arranged to circumscribe an opening. Further, antenna elements are partially seated within the housing at intersections of bridge segments, comprise a generally planar antenna mounted to a substrate material at a base of the planar antenna, and an electrical shield surrounding the substrate. Also, an outer surface of the planar antenna faces away from the substrate. The antenna elements comprise at least first and second antenna element pairs having transmitting and receiving antenna elements and a bridging segment. A high sensitivity zone is formed between the transmitting antenna and receiving antenna. The antenna element pairs are spaced to create an area of reduced sensitivity between the high sensitivity zones, and the space is set so that the sensor is insensitive to fluid changes of a predetermined volume. | 10-17-2013 |
20130303901 | Millimeter Wave 3-D Breast Imaging - A system for imaging tissue includes a millimeter wave Quasi-optical backward wave oscillator. Tumorous tissue is detected in a reconstructed image using solvable inverse image reconstruction techniques. In one embodiment, three-dimensional breast imaging is enabled by providing radiation as a focused energy beam over a wide frequency range and at power levels to penetrate breast tissue disposed within dielectric compression plates. | 11-14-2013 |
20130338497 | SYSTEM AND METHOD FOR NON-INVASIVE INSTANTANEOUS AND CONTINUOUS MEASUREMENT OF CARDIAC CHAMBER VOLUME - A system and method for non-invasive and continuous measurement of cardiac chamber volume and derivative parameters including stroke volume, cardiac output and ejection fraction comprising an ultrawideband radar system having a trans-mitting and receiving antenna for applying ultrawideband radio signals to a target area of a subject's anatomy wherein the receiving antenna collects and transmits signal returns from the target area which are then delivered to a data processing unit, such as an integrated processor or PDA, having software and hardware used to process the signal returns to produce a value for cardiac stroke volume and changes in cardiac stroke volume supporting multiple diagnostic requirements for emergency response and medical personnel whether located in the battlefield, at a disaster site or at a hospital or other treatment facility. | 12-19-2013 |
20140058254 | HEART RATE ESTIMATING APPARATUS AND METHOD - A heart rate estimating apparatus may include a transmitter to transmit microwave with respect to a subject, a receiver to receive and detect reflected wave from the subject irradiated with the microwave, and acquire a detected result, a sensor to sense a movement of the subject, and acquire a sensed result, and an estimating unit. The estimating unit may estimate a heart rate based on feature points remaining after excluding, from heart rate candidates, feature points that are obtained by frequency analysis of the detected result and are located in a vicinity of frequencies at which feature points are obtained by frequency analysis of the sensed result. | 02-27-2014 |
20140058255 | Physiological Information Detection System - A living organism information detection system is capable of appropriately acquiring desired information such as the existence of a living organism, the condition of the living organism, or the like by irradiating a region to be measured with an electromagnetic wave while scanning the region to be measured to thereby cause the transmission/reception of the electromagnetic wave to/from the living organism within the region to be measured to be appropriately performed to thereby accurately detect the temporal change of a phase difference signal. More specifically, an electromagnetic wave transmitting and receiving unit irradiates a region to be measured with an electromagnetic wave that is given strong directivity while scanning the region to be measured, receives a reflected wave, and acquires a phase difference signal corresponding to each position of the region to be measured, and the temporal change of the phase difference signal is detected. | 02-27-2014 |
20140058256 | RADAR APPARATUS FOR DETECTING MULTIPLE LIFE - SIGNS OF A SUBJECT, A METHOD AND A COMPUTER PROGRAM PRODUCT - The invention relates to a radar apparatus for detecting a life-sign of a subject, comprising a transmitter system for emitting a transmission electromagnetic beam to the chest and/or the abdomen of a subject, a receiving system for receiving first reflected electromagnetic beam data from the chest and/or the abdomen, and a processor unit for processing the first received beam data retrieving breath activity information. The transmitter system, the receiving system and the processor are further arranged for performing a radar measurement of a superficial artery structure, such as a wrist artery, an ankle artery, a carotid artery and/or the fontanel artery for retrieving heart activity information. Thereto, the a second transmission electromagnetic beam is directed towards the superficial artery structure, the first and the second transmission electromagnetic beam being transmitted from a single radar unit. | 02-27-2014 |
20140066757 | WIDEBAND RADAR WITH HETEROGENEOUS ANTENNA ARRAYS - A heterogeneous antenna array containing antenna elements of different antenna element sizes interleaved among one another is disclosed. Heterogeneous antenna arrays as disclosed herein can efficiently cover a broad range of frequencies without loss of optimality at higher frequencies. Also disclosed are methods of frequency-domain oriented image reconstruction which are suitable for use with heterogeneous antenna arrays. | 03-06-2014 |
20140163362 | CARDIAC MICROWAVE SIGNAL DETERMINATION OF CARDIOVASCULAR DISEASES - A microwave transceiver and feature extraction system is described. This system is adapted for measuring both electrical (ECG-related waveforms) and mechanical activity (heart sound and wall motion) of the heart and vessels, determining which signal features are related to which mechanical properties, and measurement of important hemodynamic parameters such as pressure, flow, and vessel's wall displacement. This system is non-invasive, portable, non-contacting and can remotely collect data at distances of <1 m to several meters that make it a perfect device for telemedicine. | 06-12-2014 |
20140187930 | MICROWAVE TRANSMISSION DEVICE AND MICROWAVE TRANSMISSION SYSTEM - There is provided a microwave transmission device including two or more antennas impedance-matched with a contact target having a predetermined dielectric constant. When the impedance matching is achieved, microwaves for tumor detection between the two or more antennas are transmitted via the contact target. | 07-03-2014 |
20140276030 | DISTRIBUTED MICROWAVE IMAGE PROCESSING SYSTEM - A distributed imaging system uses non-ionizing radiation in the form of microwaves to image the body. This non-ionizing radiation is safer for a patient than traditional x-rays. The majority of image processing takes place in a centralized computing environment which receives microwave image data from many remote data acquisition sites (such as imaging centers, radiology groups, and/or doctor's offices). The centralized computing environment is specially configured to receive microwave image data from many sites and produce microwave images based on the received microwave image data. The microwave images may then be sent back to the acquisition site and/or to other sites for viewing and evaluation. This relieves the image data acquisition site of the burden and expense of having specialized high speed computer equipment that is necessary to produce microwave images. Because the computing environment collects and stores information (data and results) from many data acquisition sites in one central location, the prior results from all of the acquisition sites can be accessed and used to enhance processing and diagnosis. | 09-18-2014 |
20140276031 | MICROWAVE IMAGING RESILIENT TO BACKGROUND AND SKIN CLUTTER - A microwave imaging sensor is disclosed which is resilient to background and skin clutter. Resilience is obtained by cancellation of skin reflections without mechanical displacement of the microwave antenna array or the subject, by utilizing reflections from other antennas and compensating for differences in propagation. The cancellation takes into consideration the expected strength of the reflection at different points in time and for different pairs, in order to minimize the effects on the image, and particularly on image reconstruction of symmetric targets. | 09-18-2014 |
20140309528 | SENSOR FOR MICROWAVE IMAGE - A sensor includes a tank filled with a matching medium, a metal body configured to surround an image object received in the tank, and a plurality of apertures disposed at constant intervals inside the metal body, wherein when any one of the plurality of apertures radiates microwaves to the image object, remaining apertures receive scattering microwaves from the image object. | 10-16-2014 |
20140316260 | APPARATUS AND METHOD FOR SELF-EXAMINING ABNORMALITY OF BREAST TISSUE - An apparatus for self-examining whether a breast tissue is abnormal includes an examination checker configured to transmit a microwave to one side of an examinee's breast, receive the microwave that has passed through the breast and calculate a value in the microwave reception of the received microwave. Further, the apparatus includes a self-examination device configured to analyze the value in the microwave reception received from the examination checker and examines whether the breast is abnormal. | 10-23-2014 |
20140316261 | Life Detecting Radars - Systems and methods for detecting biometrics using a life detecting radar are disclosed. Life detecting radars can include transmit antennas configured to transmit continuous microwave (“CW”) radio signals that reflect back upon making contact with various objects. The signal can be systematically varied in frequency to provide a signal that is essentially continuous with short gaps between transmissions at different frequencies. The reflected return signals are received by one or more receive antennas and processed to detect one or more targets. The received signal can include a static (i.e. constant phase) signal corresponding to reflections from objects that do not move. The received signal can also include a phase varying signal that corresponds to reflections from a living target having measurable biometrics including (but not limited to) breathing patterns and heartbeats. Clutter can be removed and the remaining portions of the received signal are analyzed for target detection. | 10-23-2014 |
20150011876 | WIRELESS AND POWER-SOURCE-FREE EXTRAVASATION AND INFILTRATION DETECTION SENSOR - A system detects extravasation or infiltration by segregating active components that drive a passive sensor for economical single use. A receiving antenna of the passive sensor receives antenna for receiving a transmitted signal comprising RF electromagnetic power. A first circuit transmits a first portion of the received signal through a body portion. A sensor detects a resultant signal from the body portion. A second circuit combines a reference signal comprising a second portion of the received signal with the resultant signal so as to define an output signal. A transmit antenna transmits the output signal to a receiver. | 01-08-2015 |
20150018676 | MICROWAVE CONTACTLESS HEART RATE SENSOR - A heart-rate sensor for detecting artery blood-flow volume per unit length change in a human or animal subject, which comprises an antenna for sensing the instantaneous volume of blood in the artery of the subject, to be measured; a RADAR unit for transmitting microwave signals into a subject's body part or limb representing tissue targets. The output of the RADAR unit includes a superposition of signals each of which corresponding to a different tissue target with amplitudes that relate to the target's reflection strength; a sampling circuitry for converting reflected signals to digital; a window function circuitry for suppressing unwanted spectral sidebands originating from the subsequent processor operating on time truncated data; an FFT processor following the window function circuitry, for splitting the superposition according to its relative frequency into a multiplicity of bins, each of which with an amplitude that represents the reflection magnitude of a target at a specific distance from the antenna; a signal processor for filtering out the effect of the sensor movement with respect to the subject body part, or the movement of the body part, and for generating a signal, the amplitude of which is proportional to the artery varying dilatation representing the heart-rate; a heart-rate estimator for measuring the frequency of the artery dilatation variations and for canceling the interference of the amplitude of any signal that does not originate from the artery; a battery for powering the sensor. | 01-15-2015 |
20150045663 | Electromagnetic Imaging - There is provided a device arranged to couple electromagnetic-imaging radiation from a source medium into an electromagnetic-imaging target, the device comprising a first supporting component having a thickness no greater than a wavelength of the electromagnetic-imaging radiation. The first supporting component supports a planar array of first conducting elements, wherein each first conducting element has a first dimension no greater than a first wavelength of the electromagnetic-imaging radiation. | 02-12-2015 |
20150320336 | PULSED ULTRA-WIDEBAND SENSOR AND THE METHOD THEREOF - A pulsed ultra-wideband sensor comprises a control unit designed for forming a time delay of a synchronizing pulse, a probing signal forming path, a transmitting antenna, a receiving antenna, a path of a probing signal transmitter, with an output of said path being connected to the transmitting antenna, a path of a return signal receiver, with an input of the path being connected to the receiving antenna, and a first electronic switch. The input of the first electronic switch is connected to the output of the path for forming a probing signal, and its outputs—to the input of the path of the probing signal transmitter and to the path of a return signal receiver. The outputs of the channels for processing a return signal, which are parts of the path of the return signal receiver, are connected to the path for calculating a respiratory rate and a heart rate. | 11-12-2015 |
20160058383 | SENSING CATHETER EMITTING RADIANT ENERGY - Provided is a sensing catheter having an outer flexible sheath and a proximal section containing a sensing system having a sensing means, a radiant energy providing means and radiation transmitting means, preferably all housed within a fluid channel. | 03-03-2016 |
20160066811 | HANDHELD AND PORTABLE SCANNERS FOR MILLIMETER WAVE MAMMOGRAPHY AND INSTANT MAMMOGRAPHY IMAGING - Methods and systems provide a non-ionizing alternative to conventional mammography X-ray techniques, which expose patients to ionizing radiation, for breast cancer tumor detection, using a miniaturized (wafer scale) array of ultra wide band (UWB) radio frequency (RF) sensors operating at 60 GHz (non-ionizing—no X-ray type accumulative radiations) that have capability to use both linear and polarized sensors, tomography, and suppression of scattering for improved imaging. Coding techniques provide significant processing gain that is essential for the large attenuation of transmitted signals in breast tissue operating at these high frequencies. The increased bandwidth of UWB RF detection provides better depth resolution of breast and body tissue. Using polarization improves detection of abnormal tissues. An extremely miniaturized (wafer scale) cluster of transmitter and receiver antenna elements improves detection at deeper parts of the breast and can detect cancerous cells in dense breasts often not picked up by mammography. | 03-10-2016 |
20160073923 | A Measuring System for a Probe - A measuring system for probe, especially one for measuring dielectric properties and used in devices for measuring properties of dielectric constant changes in human or animal tissues, characterized in that it comprises a microwave resonance circuit ( | 03-17-2016 |
20160081618 | SYSTEMS AND METHODS FOR ULTRA-WIDEBAND (UWB) RADAR DETECTION AND TRACKING OF TUMORS IN REAL-TIME - An ultra-wideband (UWB) radar system for non-invasive, real-time tumor tracking includes an UWB transmitter arranged to transmit radar pulses to penetrate a region of interest of a patient; an UWB receiver arranged to receive radar return pulses after being reflected by tumor tissue in the region of interest of the patient; and an UWB signal processor constructed to communicate with the UWB receiver, wherein the UWB transmitter and the UWB receiver are constructed to be arranged sufficiently far away from the patient so as to avoid interfering with radiation treatment of the tumor. | 03-24-2016 |
20160106335 | WIDEBAND BIO-IMAGING SYSTEM AND RELATED METHODS - An imaging and recordation system is provided. The system includes a high-power, focusing antenna for illuminating biological tissue. The system further includes a power source for powering the antenna. The system further includes a data acquisition module, for recording the dielectric properties of tissues illuminated by the high-power, focusing antenna. The system illuminates the tissues using ultrashort electrical pulses. | 04-21-2016 |
20160120439 | MEDICAL IMAGING SYSTEM HAVING MICROWAVE EMISSION/RECEPTION - The invention relates to a medical imaging system having microwave emitting antennas and antennas for receiving the electromagnetic field, which are arranged around a space for receiving a human tissue medium to be observed, and comprising: an array ( | 05-05-2016 |
20160135694 | MEDICAL RADAR METHOD AND SYSTEM - Radar is used to measure internal body motion. Radar reflections from the body are measured using a range of frequencies that includes a higher frequency band and a lower frequency band. In the higher frequency band, e.g. above 24 GHz, the radar signal hardly penetrates the skin, whereas it penetrates deeper into the chest in the lower frequency band e.g. below 10 GHz. Chest surface motion is estimated by means of the measurements using the higher frequency band. Effects of the estimated chest surface movement are subtracted from the measurements from the lower frequency band. The resulting response after removal is used to fit a model of a heart. Fitting may be performed in a series of fitting steps, including fitting parameters X of a geometric model to the measurements; determining a least square solution of fit errors between the measurements and a Taylor expansion from the grid model obtained with the fitted parameters X as a function of adaptions of the grid model; and subsequently determining a further adaptation of the grid model that best fits the measurements. | 05-19-2016 |
20160143558 | APPARATUS AND METHOD FOR ANALYZING BODY TISSUE LAYER IN ELECTRONIC DEVICE - An electronic device, including a receiver configured to receive signals reflected from an object; and a controller configured to generate information corresponding to at least one tissue layer of the object based on the signals and a plurality of positions of the electronic device, wherein the plurality of positions are determined while the electronic device moves. | 05-26-2016 |
20160149306 | MICROSTRIP ANTENNA STRUCTURE AND MICROWAVE IMAGING SYSTEM USING THE SAME - A microstrip antenna structure is provided, which includes a substrate, a ring microstrip line and a signal transmission port. The substrate has opposite first and second surfaces. The ring microstrip line is disposed on the first surface of the substrate. The ring microstrip line has a short coupling gap ranged between 0.004λ | 05-26-2016 |
20160150959 | CONTROLLING ELECTROMAGNETIC (EM) TRANSMISSION BASED ON PRESSURE PARAMETERS | 06-02-2016 |
20160157725 | DEVICE, SYSTEM AND METHODS FOR ASSESSING TISSUE STRUCTURES, PATHOLOGY, AND HEALING - Disclosed herein are portable handheld devices, systems, and methods for the evaluation of tissue pathology and the evaluation and/or monitoring of tissue regeneration. The handheld devices and systems perform laser speckle and hyperspectral imaging to assess tissue pathology and tissue regeneration. The device and system of the disclosure may also perform 3D surface reconstruction. | 06-09-2016 |
20160166151 | Method and Device for Wavelength Shifted Imaging | 06-16-2016 |
20160198975 | SYSTEM AND METHOD FOR ANALYSING DATA FROM A MICROWAVE INVERSE SCATTERING APPARATUS | 07-14-2016 |
20180020948 | RF Attenuation Measurement System and Method | 01-25-2018 |