{"search_session":{},"preferences":{"l":"en","queryLanguage":"en"},"patentId":"EP_2630912_A2","frontPageModel":{"patentViewModel":{"ref":{"entityRefId":"018-022-968-084-009","entityRefType":"PATENT"},"entityMetadata":{"linkedIds":{"empty":true},"tags":[],"collections":[{"id":11847,"type":"PATENT","title":"University of Leicester Patent Portfolio","description":"","access":"OPEN_ACCESS","displayAvatar":true,"attested":false,"itemCount":9680,"tags":[],"user":{"id":91044780,"username":"Cambialens","firstName":"","lastName":"","created":"2015-05-04T00:55:26.000Z","displayName":"Cambialens","preferences":"{\"usage\":\"public\",\"beta\":false}","accountType":"PERSONAL","isOauthOnly":false},"notes":[{"id":8459,"type":"COLLECTION","user":{"id":91044780,"username":"Cambialens","firstName":"","lastName":"","created":"2015-05-04T00:55:26.000Z","displayName":"Cambialens","preferences":"{\"usage\":\"public\",\"beta\":false}","accountType":"PERSONAL","isOauthOnly":false},"text":"
Search Applicants and Owners separately:univ* AND Leicester. Select more for logical variants. Add to collection. Select all patents in the collection and expand by simple families. Add to collection. Total patents: 1276
Search Applicants and Owners separately:univ* AND Leicester. Select more for logical variants. Add to collection. Select all patents in the collection and expand by simple families. Add to collection. Total patents: 1276
an acoustic generator for irradiating an acoustic wave towards a measurable obj ect;
an antenna or coil for receiving electromagnetic waves generated from said measurable object; and
a control, measure, and process unit for driving and controlling said acoustic generator and for measuring and processing said electromagnetic waves received by said antenna or coil so as to measure an electric property from one or more characteristics selected from the group which consists of intensity, phase, and frequency characteristics of said electromagnetic waves,
the electric property of said measurable object including a change or changes in one or more of property values selected from the group which consists of electric field, dielectric constant, and spatial gradient of electric field or spatial gradient of dielectric constant of said measurable obj ect; and concentration, mass, size, shape, and number of charges of charged particles which said measurable obj ect possesses; and interaction of said charged particles with a medium surrounding said charged particles."],"number":1,"annotation":false,"claim":true,"title":false},{"lines":["An apparatus according to claim 1, wherein said acoustic generator comprises a plurality of acoustic generators or a plurality of acoustic generators fixed on a concaved surface whose normal is focused on a point, whereby acoustic wave pulses generated from said acoustic generators are controlled of their mutual phase by said control, measure, and process unit so as to be focused on a desired position of said measurable object, and the focusing position of acoustic waves is scanned over a two-dimensional surface or three-dimensional volume of said measurable obj ect or said acoustic generators are scanned mechanically around said measurable obj ect to scan the focusing position of acoustic waves over a two-dimensional surface or three-dimensional volume of said measurable obj ect."],"number":2,"annotation":false,"claim":true,"title":false},{"lines":["An apparatus according to claim 1, wherein acoustic waves with which said measurable object is irradiated are in the form of acoustic wave pulses, and said control, measure, and process unit includes means by which said electromagnetic waves received by said antenna or coil are heterodyne- or phase-detected with a frequency of said acoustic waves, and means by which an electromagnetic wave signal so detected is locked in with a pulse period frequency of said acoustic wave pulses and thereby detected."],"number":3,"annotation":false,"claim":true,"title":false},{"lines":["An apparatus according to claim 1, wherein said control, measure, and process unit comprises means for causing broadband ultrashort pulses to be generated from said acoustic generator, and means for measuring a frequency of said electromagnetic waves received by said antenna or coil."],"number":4,"annotation":false,"claim":true,"title":false},{"lines":["An apparatus according to any one of claims 1 to 4, wherein said measurable obj ect is a nervous tissue representative of a brain or a muscle tissue of a living body, said electric property is a charge distribution formed when neuron is activated, or a charge distribution formed when the muscle tissue contracts, and a site of said activated neuron or a site of said activated muscle tissue is identified by said electric property."],"number":5,"annotation":false,"claim":true,"title":false},{"lines":["An apparatus according to any one of claims 1 to 5, wherein said control, measure, and process unit includes a SQUID for detecting a magnetic field."],"number":6,"annotation":false,"claim":true,"title":false},{"lines":["A method of measuring a property of an object with acoustically induced electromagnetic waves, characterized in that it comprises the steps of:
irradiating a measurable object with acoustic waves;
receiving electromagnetic waves generated from said measurable obj ect; and
measuring an electric property from one or more characteristics selected from the group which consists of intensity, phase, and frequency characteristics of said electromagnetic waves,
the electric property of said measurable object including a change or changes in one or more of property values selected from the group which consists of electric field, dielectric constant, and spatial gradient of electric field or spatial gradient of dielectric constant of said measurable obj ect; and concentration, mass, size, shape, and number of charges of charged particles which said measurable obj ect possesses; and interaction of said charged particles with a medium surrounding said charged particles."],"number":7,"annotation":false,"claim":true,"title":false},{"lines":["A method according to claim 7, wherein the acoustic waves with which said measurable object is irradiated are in the form of acoustic wave pulses, and the electromagnetic waves are measured of time dependence of their intensity detected subsequent to irradiation with said acoustic wave pulses to determine a relaxation characteristic of a property value for charged particles which said measurable obj ect possesses."],"number":8,"annotation":false,"claim":true,"title":false},{"lines":["A method according to claim 7, wherein said electromagnetic waves are measured by heterodyne or phase detection of the electromagnetic waves radiated from said measurable obj ect with a frequency of said acoustic waves as a reference signal."],"number":9,"annotation":false,"claim":true,"title":false},{"lines":["A method according to claim 7, wherein the acoustic waves with which said measurable object is irradiated are in the form of acoustic wave pulses, and said electromagnetic waves are measured by heterodyne or phase detection of said electromagnetic waves radiated from said measurable obj ect with a frequency of said acoustic wave pulses as a reference signal and heterodyne or phase detection of a signal resulting from said detection with a pulse frequency of said acoustic wave pulses."],"number":10,"annotation":false,"claim":true,"title":false},{"lines":["A method according to claim 9 or claim 10, wherein from phase information of said phase detection, it is determined in which of positive charged particles or negative charged particles that said measurable object possesses said electromagnetic waves as a signal are originated."],"number":11,"annotation":false,"claim":true,"title":false},{"lines":["A method according to any one of claims 7 to 11, wherein the acoustic waves with which said measurable object is irradiated are in the form of acoustic wave pulses, said measurable object is irradiated with said acoustic wave pulses so that a time period for said acoustic wave pulses to propagate over a distance between an emission source of said acoustic wave pulses and said measurable object is longer than a pulse duration of said acoustic wave pulses, and said electromagnetic waves generated from said measurable object are received by separating in time signals of said electromagnetic waves generated from said measurable obj ect from electromagnetic noises generated by the emission source of said acoustic wave pulses."],"number":12,"annotation":false,"claim":true,"title":false},{"lines":["A method according to any one of claims 7 to 12, wherein said measurable obj ect is irradiated with acoustic waves by focusing acoustic waves from a plurality of sources of the acoustic waves on a desired small part of the obj ect, and electromagnetic waves induced at said small part are measured with an antenna or coil disposed to surround said object whereby acoustic waves are focused on a desired part and on the desired part from a desired direction, and electromagnetic waves radiated from a desired position and from the desired positions towards a desired direction are measured while their radiation bearing distribution is determined."],"number":13,"annotation":false,"claim":true,"title":false},{"lines":["A method according to claim 13, wherein said focusing of acoustic waves is scanned over a two-dimensional surface or three-dimensional volume of said measurable object, and an intensity of induced electromagnetic waves at each scanning position is measured using an antenna or coil surrounding said measurable obj ect to determine a two-dimensional or three-dimensional distribution of changes in a property value of charged particles of said measurable object by comparing said scanning position with the measured intensity of the electromagnetic waves."],"number":14,"annotation":false,"claim":true,"title":false},{"lines":["A method according to claim 7 or claim 8, wherein said acoustic waves are applied in the form of broadband ultrashort pulses composed of a plurality of frequency components, the frequency of said electromagnetic waves is measured, and from the measured frequency of said electromagnetic waves, information is derived on depthwise position of charged particles generating the electromagnetic waves."],"number":15,"annotation":false,"claim":true,"title":false}]}},"filters":{"npl":[],"notNpl":[],"applicant":[],"notApplicant":[],"inventor":[],"notInventor":[],"owner":[],"notOwner":[],"tags":[],"dates":[],"types":[],"notTypes":[],"j":[],"notJ":[],"fj":[],"notFj":[],"classIpcr":[],"notClassIpcr":[],"classNat":[],"notClassNat":[],"classCpc":[],"notClassCpc":[],"so":[],"notSo":[],"sat":[]},"sequenceFilters":{"s":"SEQIDNO","d":"ASCENDING","p":0,"n":10,"sp":[],"si":[],"len":[],"t":[],"loc":[]}}