US Pat. No. 10,215,988

INTEGRATED MICROOPTIC IMAGER, PROCESSOR, AND DISPLAY

Marsupial Holdings, Inc.,...

1. A process for the manufacture of a stacked optical component suitable for combination with a plurality of rigid curved lens arrays, the process comprising:growing epitaxially a detector onto a first insulator substrate;
growing epitaxially a processor onto a second insulator substrate;
growing epitaxially a display onto a third insulator substrate;
bonding the detector to the processor to form a first stack;
releasing the first stack from the second insulator substrate;
bonding the first stack to the display to form a second stack; and
releasing the second stack from the first insulator substrate and the second insulator substrate.

US Pat. No. 10,215,987

SYSTEMS, DEVICES, AND METHODS FOR ASTIGMATISM COMPENSATION IN A WEARABLE HEADS-UP DISPLAY

NORTH INC., Kitchener (C...

1. A wearable heads-up display (“WHUD”) comprising:a support structure that in use is worn on a head of a user;
a transparent combiner carried by the support structure, wherein the transparent combiner is positioned within a field of view of an eye of the user when the support structure is worn on the head of the user;
a laser projector carried by the support structure, the laser projector comprising:
at least one laser diode to generate laser light;
at least one controllable mirror positioned to receive the laser light from the at least one laser diode and controllably orientable to redirect the laser light towards the transparent combiner; and
at least one anamorphic optical element positioned in an optical path of the laser light in between the at least one laser diode and the transparent combiner, the at least one anamorphic optical element oriented to shape a spot of the laser light to compensate for an astigmatic effect of at least the transparent combiner on the laser light.

US Pat. No. 10,215,986

WEDGES FOR LIGHT TRANSFORMATION

Microsoft Technology Lice...

1. A display system comprising:a light source optically coupled to a waveguide and oriented to provide a signal light to the waveguide, the waveguide including:
a front surface and a back surface, the back surface facing an exit pupil adapted to align with a user's eye proximate the back surface and such that the back surface faces an eye of a user wearing the display system during use of the display system, the waveguide configured to receive external light at the front surface and transmit the external light and the signal light through the waveguide to the back surface;
an external light transformation lens located on the front surface of the waveguide configured to direct external light toward the front surface of the waveguide, the external light transformation lens having a planar external light input surface oriented away from the waveguide and an external light output surface oriented toward the front surface of the waveguide, and a non-zero external light transformation angle formed between the planar external light input surface and the external light output surface; and
a compensating lens located on the back surface of the waveguide configured to direct the external light and the signal light emitted from the back surface of the waveguide toward the exit pupil proximate the back surface, the compensating lens having an input surface oriented toward the back surface of the waveguide, the input surface being parallel to the external light output surface, and an opposing planar output surface oriented away from the waveguide and toward the exit pupil, and a non-zero compensating angle formed between the input surface and the planar output surface of the compensating lens.

US Pat. No. 10,215,985

COLLABORATIVE SCENE SHARING FOR OVERCOMING VISUAL OBSTRUCTIONS

INTERNATIONAL BUSINESS MA...

1. A computer-implemented method comprising:obtaining an aggregation grid by a wearable device of a plurality of wearable devices capturing respective video feeds of a scene of an environment from different angles, the aggregation grid providing a consistent partitioning of views of the scene by the plurality of wearable devices into a plurality of cells; and
based on an obstruction at least partially obstructing a portion of the scene from view by the wearable device, building an aggregated view of the scene for the wearable device, the building comprising:
identifying one or more cells of the aggregation grid for which the view of the scene by the wearable device is obstructed by the obstruction;
obtaining, by the wearable device, from at least one other wearable device of the plurality of wearable devices, one or more video portions of at least one video feed of the respective video feeds, the one or more video portions corresponding to the one or more cells for which the view by the wearable device is obstructed, and the at least one video feed being from the at least one other wearable device, for which the view for the one or more cells is unobstructed; and
displaying the obtained one or more video portions on a display of the wearable device, in which the one or more video portions are provided on the display for the one or more cells for which the view by the wearable device is being obstructed.

US Pat. No. 10,215,984

PROJECTION APPARATUS USING TELECENTRIC OPTICS

North Inc., Kitchener, O...

1. An apparatus for a heads-up display, comprising,a telecentric optical component to receive a light beam and output a plurality of light rays onto a heads-up display screen to project a virtual image onto the heads-up display screen; and
a light diffuser component disposed in an optical path between the telecentric optical component and the heads-up display screen to receive the plurality of light rays and to diffuse the plurality of light rays, the light diffuser component comprising a plurality of regions, each of the plurality of regions configured to at least one of diffuse light at different angles, transmit different amounts of light, or direct light in different directions.

US Pat. No. 10,215,983

METHOD AND SYSTEM FOR NEAR-EYE THREE DIMENSIONAL DISPLAY

THE BOARD OF TRUSTEES OF ...

1. A three dimensional (3D) near eye display device comprising:a display screen that displays a plurality of two dimensional (2D) images;
a focusing element that collimates the plurality of 2D images;
a spatial multiplexing unit (SMU) that remaps the plurality of 2D images to different depths while forcing centers of the plurality of 2D images to align; and
an eye piece.

US Pat. No. 10,215,982

AIR CURTAIN GENERATOR FOR OPTICAL SENSING DEVICES

HALLIBURTON ENERGY SERVIC...

1. A sensing device for use in a wellbore operation, comprising:a sensor selected from the group consisting of IR sensors, X-ray sensors, radar sensors, laser sensors, photoelectric sensors, ultrasonic sensors, optical analyzers, and integrated computational elements for obtaining optical information;
computer processing equipment in communication with the sensor and operable to estimate a volume of drill cuttings based upon the optical information; and
an air curtain generator positioned around an optical surface, the air curtain generator having at least one nozzle operable to provide a continuous forced air region traveling away from the optical surface, thereby forming an air curtain around the optical surface to prevent or minimize debris from degrading the sensing or measuring function of the sensor, and thereby rotating the air curtain generator relative to the optical surface.

US Pat. No. 10,215,981

MOVABLE MIRROR DEVICE

Carl Zeiss AG, Oberkoche...

1. A movable mirror device, comprising:a movable mirror,
a position sensor configured to measure a position of the movable mirror and output at least one analog position signal,
an analog-to-digital converter configured to receive the at least one analog position signal and convert the at least one position signal to a digital position signal, and
a processing device configured to determine a position of the movable mirror based on the digital position signal,
wherein the movable mirror device is provided as a unitary device including the movable mirror, the position sensor, the analog-to-digital converter and the processing device.

US Pat. No. 10,215,980

OSCILLATION DEVICE, SCANNING-TYPE SCANNER DEVICE, INFORMATION TERMINAL, PHASE-SHIFT AMOUNT ADJUSTMENT DEVICE, AND PHASE-SHIFT AMOUNT ADJUSTMENT METHOD

FUNAI ELECTRIC CO., LTD.,...

1. An oscillation device comprising:an oscillator;
an oscillation detector that detects an oscillation of the oscillator and outputs an oscillation detection signal;
a phase shift controller that generates a phase shift signal to provide a drive signal as positive feedback to the oscillator; and
an amplitude detector that detects an amplitude of the oscillation detection signal and outputs an oscillation amplitude signal; wherein
the oscillator is controlled based on the oscillation amplitude signal and the phase shift signal.

US Pat. No. 10,215,978

EYEPIECE OPTICAL SYSTEM WITH LARGE FIELD-OF-VIEW ANGLE AND HEAD-MOUNTED DISPLAY APPARATUS

SHENZHEN NED OPTICS CO., ...

1. An eyepiece optical system with a large field-of-view angle comprising a first lens group having an effective focal length of f1 and a second lens group having an effective focal length of f2 arranged coaxially and successively along an optical axis direction from an eye viewing side to a miniature image display apparatus side, wherein, f1 is a negative value, f2 is a positive value, and the eyepiece optical system has an effective focal length of fw which satisfies following relations (1) and (2):?50 0.3 wherein, the first lens group is constituted by a first lens close to the eye viewing side and a second lens away from the eye viewing side, wherein the first lens is a biconvex positive lens and the second lens is a negative lens whose optical surface close to the eye viewing side is concave to the eye viewing side and having a negative curvature radius;
wherein, the second lens group is constituted by one or more lenses, and at least comprises a third lens adjacent to the first lens group and being a positive lens;
wherein the first lens, the second lens and the third lens have material characteristics which satisfy following relations (11), (12) and (13):
1.50 1.55 1.50 wherein, Nd11, Nd12 and Nd23 are refractive indices of the first lens, the second lens and the third lens at d line, respectively;
wherein, the first lens, the second lens and the third lens further have material characteristics which satisfy following relations (21), (22) and (23):
35 21 35 wherein, Vd11, Vd12 and Vd23 are abbe numbers of the first lens, the second lens and the third lens at d line, respectively.

US Pat. No. 10,215,977

MAGNIFICATION DEVICE AND ASSEMBLY

DESIGNS FOR VISION, INC.,...

1. A vision enhancing device, comprising:a frame, configured to attach to a user, comprising:
at least one lens;
a magnification device corresponding to each of the at least one lens; said magnification devices comprising:
an optical system comprising at least one objective lens and at least one eye lens, said at least one objective lens and at least one eye lens selected to achieve a level of magnification; and
a filtering system comprising:
an absorptive filter system having a first optical density selected based on said level of magnification of said optical system, and
a reflective filter system having a second optical density selected based on said level of magnification of said optical system; and
a housing configured to attach to the frame, the housing containing therein means for generating a first light toward an object, wherein the filtering system is configured to block reflection of the generated first light by the object through the filtering system and allow passage of a second light, wherein said second light is generated in response to the first light, and second light being of a longer wavelength than a wavelength of the first light.

US Pat. No. 10,215,976

COUPLING DEVICE FOR AN OPTICAL WAVEGUIDE HAVING A CENTERING DEVICE

1. A coupling device (9) for an optical waveguide (8) with a light-exit optical unit (10), the coupling device comprising: an optical waveguide receptacle (11) aligned with the light-exit optical unit (10), a centering device (12) with at least two force-actuated centering elements (19) arranged around the optical waveguide receptacle (11) and adapted to center an optical waveguide (8) inserted in the optical waveguide receptacle (11) with respect to an optical axis (26) of the light-exit optical unit (10), the centering device (12) including a transmission element (25) that is movable in a guided manner and arranged between the centering elements (19) and an actuation force, such that the centering elements (19) are simultaneously force-actuated.

US Pat. No. 10,215,975

METHOD AND/OR SYSTEM FOR STABILIZATION, TRACKING, AND/OR CONTROL OF MICROSCOPIC SYSTEMS

The Regents of the Univer...

1. A system comprising:a positioning device configured to a hold a sample and adjust a position of a sample in response to receiving a drift compensation signal;
a first light source disposed to transilluminate the sample;
a second light source disposed to epi-illuminate the sample;
an optical system configured to receive light from the sample and generate a three-dimensional point spread function from the light from the sample;
an image sensor disposed relative to the optical system that produces an image from the light collected from the sample via the optical system; and
logic electrically coupled with the image sensor and the positioning device, the logic configured to determine one or more drift compensation values from images imaged by the image sensor, and configured to send one or more drift compensation signals to the positioning device to compensate drift.

US Pat. No. 10,215,973

ZOOM LENS UNIT, IMAGING DEVICE, AND MONITORING VIDEO CAMERA

RICOH COMPANY, LTD., Tok...

1. A zoom lens system comprising, in order from an object side to an image side:a first lens group having positive refractive power and a focus function;
a second lens group having negative refractive power, which moves when changing a magnification;
a third lens group which moves when changing a magnification; and
a fourth lens group having positive refractive power, which is fixed when changing a magnification, wherein
the following condition (1) is fulfilled:
|M2W·M3W·M4W|<0.14   (1)
where M2W represents an imaging magnification of the second lens group at a wide-angle end, M3W represents an imaging magnification of the third lens group at the wide-angle end, and M4W represents an imaging magnification of the fourth lens group at the wide-angle end,
the fourth lens group includes, in order from the object side, three positive lenses, and
each of the three positive lenses fulfills the following conditions (7), (8):
75 ?C.A?<0.000667·?d+0.300   (8)
where vd represents Abbe number of a lens material, and ?C,A? represents a partial dispersion ratio of the lens material, in this case, ?C,A?=(nC?nA?)/(nF?nC), and nF, nC, nA? are refractive indexes relative to F-line, C-line and A?-line of the lens material, respectively.

US Pat. No. 10,215,972

OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS INCLUDING THE SAME

CANON KABUSHIKI KAISHA, ...

1. An optical system comprising:an aperture stop; and
a focus lens unit arranged on an image side of the aperture stop, the focus lens unit having a negative refractive power and moving during focusing, wherein
the focus lens unit moves toward the image side during focusing from infinity to close distance and includes a positive lens PL and a negative lens NL, and
the following conditional expressions are satisfied:
23.0 2.44 ?dPL<23.0,where ?dNL denotes an Abbe number of a material of the negative lens NL, NdNL denotes a refractive index of the material of the negative lens NL at d-line, and ?dPL denotes an Abbe number of a material of the positive lens PL.

US Pat. No. 10,215,971

FAR INFRARED IMAGING LENS SET, OBJECTIVE LENS AND DETECTOR

1. A far infrared imaging lens group, comprising a first lens and a second lens arranged in sequence along a principal axis,wherein the first lens comprises a first surface and a second surface, the first surface has a radius of curvature of 2.4×(1±5%) mm and the second surface having a radius of curvature of 2×(1±5%) mm;
the second lens comprises a third surface and a fourth surface, the third surface has a radius of curvature of 50×(1±5%) mm and the fourth surface having a radius of curvature of 60×(1±5%) mm;
wherein the first surface, the second surface, the third surface, and the fourth surface are successively arranged; the first surface, the second surface, and the third surface are convex surfaces facing an object side, the fourth surface is a convex surface facing an image side.

US Pat. No. 10,215,970

IMAGE-PICKUP OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS TO CORRECT ABERRATION

SONY CORPORATION, Tokyo ...

1. An image-pickup optical system, comprising:an aperture stop;
a first lens adjacent to the aperture stop,
wherein the first lens is configured to reduce aberration, and
wherein the first lens is a gradient index lens; and
a second lens configured to collect incident light from an object,
wherein a first refractive index distribution N of the first lens is equal to:
(N=N0+nr12 R2+nr14 R4+nr16·R6+nz11 Z+nz12 Z2+nz13 Z3) based on a determination that a ratio of a focal distance f2 of the second lens to a focal distance f of the image-pickup optical system satisfies the following:

where N0 is a standard refractive index of the gradient index lens, Z is a position of the gradient index lens in an optical-axis direction, R is a position of the gradient index lens in a radius direction of the gradient index lens, nr1j is a coefficient of a term Rj of a refractive index distribution formula, nz1k is a coefficient of a term Zk of the refractive index distribution formula, j is an even number, and k is an integer number.

US Pat. No. 10,215,969

IMAGE FORMING LENS SYSTEM AND IMAGE PICKUP APPARATUS USING THE SAME

OLYMPUS CORPORATION, Tok...

1. An image forming lens system comprising:an aperture stop; and
an image-side lens unit group which is disposed on an image side of the aperture stop, wherein
the image-side lens unit group includes in order from the aperture stop to the image side along an optical axis, a first image-side lens unit having a negative refractive power, a second image-side lens unit having a positive refractive power, and a third image-side lens unit having a negative refractive power, and
any one of the first image-side lens unit, the second image-side lens unit, and the third image-side lens unit is a focusing lens unit which moves along the optical axis at the time of focusing from an object at infinity to an object at a close distance, and
an object-side lens unit group which is disposed on an object side of the aperture stop, wherein
the object-side lens unit group includes a plurality of lenses, and
all the lenses disposed on the object side of the aperture stop are included in the object-side lens unit group, and
an object-side partial lens system which includes all the lenses on the object side of the first image-side lens unit, has a positive refractive power, and
the focusing lens unit satisfies the following conditional expression (5):
1.5<|(MGfoback)2×{(MGfo)2?1}|<8.0  (5)
where,
MGfo denotes a lateral magnification of the focusing lens unit in an arbitrary focused state, and
MGfoback denotes a lateral magnification of the overall optical system between the focusing lens unit and the image plane, in an arbitrary focused state.

US Pat. No. 10,215,968

OPTICAL LENS ASSEMBLY AND ELECTRONIC DEVICE INCLUDING THE SAME

Samsung Electronics Co., ...

1. An optical lens assembly for focusing an image of an object on an image sensor, the optical lens assembly comprising:a reflector configured to reflect incident light;
a lens array comprising a plurality of lenses arranged between the reflector and the image sensor;
a first light blocker arranged at an object side of the reflector and configured to block light; and
a second light blocker arranged at an image side of the reflector and configured to block light,
wherein the optical lens assembly comprises:
a first optical axis of light proceeding towards the reflector, and
a second optical axis of light reflected by the reflector, and satisfies the following condition:
a tan(LT1D/LT2D)×180/?>VHFOV,
wherein the condition assumes that a point where a first straight line extends from a first point of the first light blocker towards the first optical axis,
wherein the first point is away from the image sensor based on the first optical axis on a cross-section of the optical lens assembly taken along the short side direction of the image sensor, in parallel with the first optical axis, and a second straight line extends from a second point of the second light blocker towards the second optical axis, and
wherein the second point is adjacent to the first point based on the second optical axis, in parallel with the second optical axis meet each other is a point D, LT1D denotes a distance from the first point to the point D, LT2D denotes a distance from the second point to the point D, and VHFOV denotes a half field of view in the short side direction of the image sensor.

US Pat. No. 10,215,967

OPTICAL IMAGE CAPTURING SYSTEM

ABILITY OPTO ELECTRONICS ...

1. An optical image capturing system, in order along an optical axis from an object side to an image side, comprising: a first lens having refractive power; a second lens having refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a first image plane, which is an image plane specifically for visible light and perpendicular to the optical axis; a through focus modulation transfer rate (value of MTF) at a first spatial frequency having a maximum value at central field of view of the first image plane; and a second image plane, which is an image plane specifically for infrared light and perpendicular to the optical axis; the through-focus modulation transfer rate (value of MTF) at the first spatial frequency having a maximum value at central of field of view of the second image plane; wherein the optical image capturing system consists of the five lenses with refractive power; at least one lens among the first lens to the fifth lens has positive refractive power; each lens among the first lens to the fifth lens has an object-side surface, which faces the object side, and an image-side surface, which faces the image side; wherein the optical image capturing system satisfies: 1.0?/HEP23 10.0; 0 deg

US Pat. No. 10,215,966

OPTICAL IMAGE LENS SYSTEM

LARGAN PRECISION CO., LTD...

1. An optical image lens system comprising six lens elements, the six lens elements being, in order from an object side to an image side: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, and a sixth lens element;wherein at least one of the first lens element, the second lens element, the third lens element, the fourth lens element, the fifth lens element, and the sixth lens element comprises at least one inflection point;
wherein the first lens element has positive refractive power, the second lens element has positive refractive power, the third lens element has positive refractive power, the fourth lens element has negative refractive power, the fifth lens element has positive refractive power, the sixth lens element has negative refractive power, and at least one of an object-side surface and an image-side surface of the sixth lens element is aspheric.

US Pat. No. 10,215,965

IMAGING OPTICAL LENS SYSTEM, IMAGE CAPTURING UNIT AND ELECTRONIC DEVICE

LARGAN PRECISION CO., LTD...

1. An imaging optical lens system comprising, in order from an object side to an image side:a first lens element having negative refractive power;
a second lens element having an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof;
a third lens element having positive refractive power;
a fourth lens element with positive refractive power having an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof;
a fifth lens element having negative refractive power; and
a sixth lens element having positive refractive power;
wherein the imaging optical lens system has a total of six lens elements, and the imaging optical lens system further comprises an aperture stop disposed between the second lens element and an image surface;
wherein an axial distance between the aperture stop and the image surface is SL, an axial distance between an object-side surface of the first lens element and the image surface is TL, and the following condition is satisfied:
0.20

US Pat. No. 10,215,964

PHOTOGRAPHING LENS ASSEMBLY

LARGAN PRECISION CO., LTD...

1. A photographing lens assembly comprising six lens elements, the six lens elements being, in order from an object side to an image side:a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element;
wherein each of the first lens element, the second lens element, the third lens element, the fourth lens element, the fifth lens element and the sixth lens element has an object-side surface facing the object side and an image-side surface facing the image side, the sixth lens element has the object-side surface being convex at a paraxial region thereof, and at least one of the object-side surface and the image-side surface of the sixth lens element comprises at least one inflection point, the photographing lens assembly further comprises an aperture stop located on the object side from the first lens element, an Abbe number of the second lens element is V2, an Abbe number of the third lens element is V3, an Abbe number of the fifth lens element is V5, and the following relationship is satisfied:
15<(V2+V3+V5)/3<30.

US Pat. No. 10,215,963

OPTICAL LENS

HON HAI PRECISION INDUSTR...

1. An optical lens having an axis, the optical lens comprising:a first lens element having positive power and having a first surface and a second surface opposite to the first surface;
a second lens element having a third surface and a fourth surface;
a third lens element having a positive power and having a fifth surface and a sixth surface;
a fourth lens element having negative power and having a seventh surface and a eighth surface;
a fifth lens element having positive power and having a ninth surface and a tenth surface;
a sixth lens element having negative power and having a eleventh surface and a twelfth surface; and
an sensor;
wherein the optical lens satisfies the following formulas:
0.82 0.84 1.33 0.59 0.3 Wherein, T3 is center thickness of the third lens element, T4 is center thickness of the fourth lens element, A3 is center thickness of air space between the third lens element and the fourth lens element, A4 is center thickness of air space between the fourth lens element and the fifth lens element, E3 is edge thickness of the third lens element, E4 is edge thickness of fourth lens element, G3 is edge thickness of air space between third lens element 30 and the fourth lens element, G4 is edge thickness of air space between lens element 40 and the fifth lens element, vd3 is the abbe number of the third lens element, vd4 is the abbe number of the fourth lens element.

US Pat. No. 10,215,962

OPTICAL IMAGING LENS SYSTEM, IMAGE CAPTURING UNIT AND ELECTRONIC DEVICE

LARGAN Precision Co., Ltd...

1. An optical imaging lens system comprising six lens elements, the six lens elements being, in order from an object side to an image side:a first lens element having negative refractive power;
a second lens element;
a third lens element having an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof;
a fourth lens element having positive refractive power;
a fifth lens element having negative refractive power; and
a sixth lens element having positive refractive power;
wherein a central thickness of the second lens element is CT2, a central thickness of the third lens element is CT3, a focal length of the optical imaging lens system is f, a focal length of the first lens element is f1, a focal length of the second lens element is f2, a focal length of the third lens element is f3, a focal length of the fourth lens element is f4, a focal length of the fifth lens element is f5, a focal length of the sixth lens element is f6, a focal length of the i-th lens element is fi, a refractive power of the first lens element is P1, a refractive power of the second lens element is P2, a refractive power of the third lens element is P3, an axial distance between the first lens element and the second lens element is T12, a curvature radius of an image-side surface of the fifth lens element is R10, a curvature radius of an object-side surface of the sixth lens element is R11, and the following conditions are satisfied:
0 0 (|P2|+|P3|)/|P1|<0.90; and
0 |R11/R10|<1.30.

US Pat. No. 10,215,961

OPTICAL IMAGING LENS SET

Genius Electronic Optical...

1. An optical imaging lens set, from an object side toward an image side in order along an optical axis comprising: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element, said first lens element to said seventh lens element each having an object-side surface facing toward the object side as well as an image-side surface facing toward the image side, wherein:said first lens element has positive refractive power;
said second lens element has positive refractive power;
said third lens element has negative refractive power;
said fourth lens element has an object-side surface with a concave part in a vicinity of its periphery, said fourth lens element has an image-side surface with a convex part in a vicinity of the optical axis;
said sixth lens element has an object-side surface with a concave part in a vicinity of the optical axis; and
said seventh lens element has an image-side surface with a concave part in a vicinity of the optical axis;
the optical imaging lens set exclusively has seven lens elements with refractive power, in addition, ?6 is the Abbe number of the sixth lens element, and the optical imaging lens set satisfies the relationship: ?6?50.

US Pat. No. 10,215,960

OPTICAL IMAGE CAPTURING SYSTEM

ABILITY OPTO-ELECTRONICS ...

1. An optical image capturing system, in order along an optical axis from an object side to an image side, comprising:a first lens having refractive power;
a second lens having refractive power;
a third lens having refractive power;
a fourth lens having refractive power;
a fifth lens having refractive power; and
an image plane;
wherein the optical image capturing system consists of the five lenses with refractive power; at least one surface of at least one lens among the first lens to the fifth lens has at least an inflection point thereon; at least one lens among the first lens to the fifth lens has positive refractive power; each lens among the first lens to the fifth lens has an object-side surface, which faces the object side, and an image-side surface, which faces the image side;
wherein the optical image capturing system satisfies:
1?f/HEP?10;
0 deg 0.9?2(ARE/HEP)?2.0;
where f1, f2, f3, f4, and f5 are focal lengths of the first lens to the fifth lens, respectively; f is a focal length of the optical image capturing system; HEP is an entrance pupil diameter of the optical image capturing system; HOS is a distance between an object-side surface of the first lens and the image plane on the optical axis; InTL is a distance in parallel with the optical axis from the object-side surface of the first lens to the image-side surface of the fifth lens; HAF is a half of a maximum view angle of the optical image capturing system; for any surface of any lens, ARE is a profile curve length measured from a start point where the optical axis passes therethrough, along a surface profile thereof, and finally to a coordinate point of a perpendicular distance where is a half of the entrance pupil diameter away from the optical axis.

US Pat. No. 10,215,959

LENS MODULE

Samsung Electro-Mechanics...

1. A lens module, comprising:a first lens comprising a negative refractive power and a convex object-side surface in a paraxial region thereof;
a second lens comprising a positive refractive power or a negative refractive power;
a third lens comprising a positive refractive power, a convex object-side surface, and a convex image-side surface;
a fourth lens comprising a negative refractive power, a concave object-side surface, and a concave image-side surface;
a fifth lens comprising a positive refractive power and a concave object-side surface; and
a sixth lens comprising a negative refractive power and an inflection point formed on an image-side surface thereof,
wherein the first to sixth lenses are sequentially disposed from an object side to an image side.

US Pat. No. 10,215,958

OPTICAL IMAGING LENS

Genius Electronic Optical...

1. An optical imaging lens configured to allow imaging rays to pass through a first curved surface of an optical element and the optical imaging lens in sequence to form an image on an image surface, the optical imaging lens comprising:a first lens element, a second lens element, and a last lens element arranged in sequence from an object side to an image side along an optical axis, wherein the last lens element is a lens element in the optical imaging lens nearest to the image side, and each of the first lens element to the last lens element has an object-side surface facing the object side and pervious to the imaging rays and an image-side surface facing the image side and pervious to the imaging rays;
wherein a Z direction is parallel to the optical axis, a Y direction is perpendicular to the Z direction, an X direction is perpendicular to the Y direction and the Z direction, an XZ plane is defined by the X direction and the Z direction, an YZ plane is defined by the Y direction and the Z direction, a cross-sectional line of the first curved surface of the optical element obtained by cutting the first curved surface of the optical element along a plane parallel to the XZ plane and containing the optical axis is a first curved line, one of the object-side surface and the image-side surface of the last lens element is a second curved surface, a cross-sectional line of the second curved surface of the last lens element obtained by cutting the second curved surface of the last lens element along a plane parallel to the XZ plane and containing the optical axis is a second curved line, a cross-sectional line of the second curved surface of the last lens element obtained by cutting the second curved surface of the last lens element along a plane parallel to the YZ plane and containing the optical axis is substantially a straight line, and a material of at least one of the first lens element to the last lens element is a plastic material,
wherein the optical imaging lens satisfies:
EFL/TTL?0.8, wherein EFL is an effective focal length of the optical imaging lens, and TTL is a distance on the optical axis from the object-side surface of the first lens element to the image surface.

US Pat. No. 10,215,957

OPTICAL IMAGING SYSTEM

Samsung Electro-Mechanics...

1. An optical imaging system, comprising:a first lens comprising a positive refractive power;
a second lens comprising a negative refractive power and a concave image-side surface;
a third lens comprising a negative refractive power, and a concave image-side surface;
a fourth lens comprising a convex image-side surface;
a fifth lens comprising a negative refractive power and a concave image-side surface; and
a sixth lens comprising a positive refractive power and further comprising a convex object-side shape along an optical axis of the optical imaging system,
wherein the optical imaging system satisfies the following conditional expression,
0.1 where TL represents a distance from an object-side surface of the first lens to an imaging plane, and D45 represents a distance from an image-side surface of the fourth lens to an object-side surface of the fifth lens.

US Pat. No. 10,215,956

IMAGING LENS SYSTEM, IMAGE CAPTURING DEVICE AND ELECTRONIC DEVICE

LARGAN PRECISION CO., LTD...

1. An imaging lens system comprising five lens elements, the five lens elements being, in order from an object side to an image side: a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element;wherein each of the five lens elements comprises an object-side surface facing toward the object side and an image-side surface facing toward the image side, and each of the third lens element, the fourth lens element, and the fifth lens element has at least one aspheric surface;
wherein the object-side surface of the second lens element is concave in a paraxial region thereof and the third lens element has positive refractive power, the image-side surface of the fourth lens element is concave in a paraxial region thereof;
wherein an Abbe number of the first lens element is V1, an Abbe number of the second lens element is V2, an Abbe number of the third lens element is V3, an axial distance between the object-side surface of the first lens element and an image surface is TL, a focal length of the imaging lens system is f, a maximum refractive index among the refractive indices of the first lens element, the second lens element, the third lens element, the fourth lens element and the fifth lens element is Nmax, and the following conditions are satisfied:
0.5<(V2+V3)/V1<1.0;
0.75 1.50

US Pat. No. 10,215,955

PHOTOGRAPHING OPTICAL LENS SYSTEM, IMAGING APPARATUS AND ELECTRONIC DEVICE

LARGAN PRECISION CO., LTD...

1. A photographing optical lens system comprising five lens elements, the five lens element being, in order from an object side to an image side:a first lens element with positive refractive power having an object-side surface being convex in a paraxial region thereof;
a second lens element having positive refractive power;
a third lens element having negative refractive power;
a fourth lens element having positive refractive power; and
a fifth lens element with negative refractive power having an image-side surface being concave in a paraxial region thereof with at least one convex critical point in an off-axial region thereof, both of an object-side surface and the image-side surface thereof being aspheric; and
wherein an Abbe number of the fourth lens element is V4, an Abbe number of the fifth lens element is V5, a focal length of the photographing optical lens system is f, a curvature radius of an object-side surface of the second lens element is R3, a curvature radius of an image-side surface of the second lens element is R4, a curvature radius of an image-side surface of the third lens element is R6, a focal length of the first lens element is f1, a focal length of the second lens element is f2, a focal length of the third lens element is f3, a focal length of the fifth lens element is f5, and the following conditions are satisfied:
1.50 ?3.0 0.65 0 0<(R3+R4)/(R3?R4)<5.5.

US Pat. No. 10,215,954

FOCUS MONITORING ARRANGEMENT AND INSPECTION APPARATUS INCLUDING SUCH AN ARRANGEMENT

ASML Netherlands B.V., V...

1. A focus monitoring arrangement for an optical system, comprising:a first focus detection system comprising a first radiation detector and a second radiation detector, wherein the first focus detection system is configured to provide a first focus error signal indicating focus error relative to a first reference distance defined by placement of first and second apertures in the first focus detection system;
a second focus detection system positioned a distance away from the first focus detection system and comprising a third radiation detector and a fourth radiation detector, wherein the second focus detection system is configured to provide a second focus error signal indicating focus error relative to a second reference distance defined by placement of third and fourth apertures in the second focus detection system, the second reference distance being offset from the first reference distance; and
a processor configured to calculate a third focus error signal that indicates distance relative to a third reference distance, the third focus error signal being calculated by combining the first focus error signal and the second focus error signal.

US Pat. No. 10,215,953

TILTING AN OPTICAL ELEMENT

Carl Zeiss SMT GmbH, Obe...

1. An optical unit, comprising:an optical element having optical surface defining a plane of main extension and a direction of main extension in the plane of main extension; and
a supporting device comprising a supporting unit and an actuator unit,
wherein:
the actuator unit is configured to exert a first tilting moment on the optical element to tilt the optical surface;
the first tilting moment is inclined relative to the plane of main extension; and
the supporting unit predefines a first tilting axis for the optical surface;
the first tilting axis lies substantially in the plane of main extension of the optical surface when the optical surface is tilted via the first tilting moment, and
wherein at least one of the following holds:
the supporting unit comprises at least two at least partly elastically deformable supporting elements which define the first tilting axis;
the supporting unit comprises at least two supporting elements and a base element, at least a large part of the weight of the optical element being introduced into the base element via the supporting elements in at least one operating state;
the supporting unit comprises at least one guiding unit connected to the optical element which, to define the first tilting axis, restricts at least two degrees of freedom of movement of the optical element; and
the supporting unit comprises at least one guiding unit connected to the optical element which, to define the first tilting axis, is configured to take up a component of the first tilting moment acting perpendicularly to the plane of main extension of the optical surface.

US Pat. No. 10,215,952

IMAGING APPARATUS

Sony Corporation, Tokyo ...

1. An imaging apparatus comprising:a plurality of lenses including a first lens, a second lens, and a third lens arranged in this order from a light incident side, wherein a diameter of the first lens is smaller than a diameter of the second lens and the diameter of the second lens is smaller than a diameter of the third lens;
a first member configured to hold the plurality of lenses, the first member including a first portion and a second portion, wherein the first portion has a first outer diameter and the second portion has a second outer diameter that is smaller than the first outer diameter;
a second member engaged with the second portion of the first member;
an imaging device configured to receive an incident light through the plurality of lenses;
a driving member configured to drive the first member in a vertical direction relative to the imaging device, the driving member including a coil disposed on the second member and a magnet disposed opposite to the coil; and
a housing configured to surround the first member, the second member, and the driving member,
wherein a virtual line between an inner surface of the housing at a point opposite to the driving device in a horizontal direction, and an outer surface of the imaging device lies in a virtual plane extending in the vertical direction.

US Pat. No. 10,215,951

CAMERA MODULE

LG INNOTEK CO., LTD., Se...

1. A camera module, the camera module comprising:a lens unit;
a lens barrel for fixing the lens unit;
a housing accommodated at one side of the lens barrel;
a substrate unit accommodated inside the housing;
an image sensor mounted on the substrate unit;
a transmission coil accommodated inside the housing to be electrically connected to the substrate unit; and
a heating element arranged at the lens unit to generate a heat in response to an electromagnetic interaction with the transmission coil.

US Pat. No. 10,215,950

HIGH-STRENGTH TITANIUM COPPER FOIL AND METHOD FOR PRODUCING SAME

1. A titanium copper foil containing Ti in an amount of 2.0 mass % to 4.0 mass %, optionally containing one or more elements selected from the group consisting of Ag, B, Co, Fe, Mg, Mn, Mo, Ni, P, Si, Cr, and Zr in a total amount of 0 mass % to 1.0 mass %, a remainder being copper and unavoidable impurities, said foil having a 0.2% yield strength of 1200 MPa or more in both directions parallel and perpendicular to a rolling direction, and a spring limit value of 800 MPa or more in both directions parallel and perpendicular to the rolling direction.

US Pat. No. 10,215,949

LENS ASSEMBLY

LG INNOTEK CO., LTD., Se...

1. A lens assembly comprising:a housing;
a lens accommodated in the housing;
a retainer coupled to one end of the housing and configured to support the lens; and
a hydrophilic coating layer formed on one surface of the lens and formed on the retainer,
wherein the hydrophilic coating layer includes a polymer containing a hydrophilic functional group, and
wherein the hydrophilic functional group is selected from the group consisting of a hydroxyl group, an amino group, and an epoxy group.

US Pat. No. 10,215,948

OPTICAL ELEMENT MODULE WITH MINIMIZED PARASITIC LOADS

Carl Zeiss SMT GmbH, Obe...

1. An optical element module, comprising:an optical element unit comprising an optical element; and
a support structure comprising a support device and a contact device connected to the support device,
wherein:
a surface of the contact device contacts a surface of the optical element unit and exerts a holding force on the optical element unit along a line of action of the holding force;
the contact device comprises at least one leaf spring element defining first and second linking sections kinematically in series between the surface of the contact device and the support device so that a first end of the first linking section is adjacent to the surface of the contact device and a second end of the first linking section is adjacent to the second linking section;
the first linking section extends from the first end to the second end along a linking direction running transverse to the line of action of the holding force;
the second linking section extends along the linking direction;
the first and second linking sections interface at an interface point located substantially within a reference plane;
the first and second linking sections are arranged substantially on opposite sides of the reference plane;
the reference plane comprises the line of action of the holding force;
the reference plane runs transverse to the linking direction; and
the first and second linking sections are elastically deformed in response to a contact force introduced into the surface of the contact device along the line of action of the holding force so that the interface point is a point of inflection of the at least one leaf spring element and so that, along the linking direction, one of the first and second linking sections is concave and the other of the first and second linking sections is convex.

US Pat. No. 10,215,947

FIXING INSTRUMENT AND METAL MESH DEVICE

MURATA MANUFACTURING CO.,...

1. A fixing instrument adapted to support an aperture array having a central aperture array section with a plurality of apertures extending through opposite surfaces of the aperture array section, and an outer peripheral section surrounding the aperture array section, the fixing instrument, comprising:first and second frame members adapted to clamp the outer peripheral section of the aperture array so as to support the aperture array section in a plane;
the first frame member having:
a first cavity in which at least a portion of the aperture array section will be located when the outer peripheral section of the aperture array is clamped by the first and second frame members,
a frame shaped first fixing part that surrounds at least part of the first cavity; and
a first flange part which extends around at least part of the first fixing part;
the second frame member having:
a second cavity in which at least a portion of the aperture array section will be located when the outer peripheral section of the aperture array is clamped by the first and second frame members:
a frame shaped second fixing part that surrounds at least part of the second cavity; and
a second flange part which extends around at least part of the second fixing part;
the first flange part of the first frame member and the second flange part of the second frame member having opposed first and second reference surfaces, respectively;
the first fixing part having first inner and outer peripheral fitting faces that oppose second inner and outer peripheral fitting faces of the second fixing part, respectively, with respective portions of the outer peripheral section of the aperture array being located between the first and second outer peripheral fitting faces on the one hand and the first and second inner peripheral fitting faces on the other;
the first inner peripheral fitting face extending a distance A1 from the first reference surface as measured in a direction perpendicular to the plane of the aperture array section, the first outer peripheral fitting face extending a distance A2 from the first reference surface as measured in a direction perpendicular to the plane of the aperture array section, the second inner peripheral fitting face extending a distance B1 from the second reference surface as measured in a direction perpendicular to the plane of the aperture array section, the second outer peripheral fitting face extending a distance B2 from the second reference surface as measured in a direction perpendicular to the plane of the aperture array section, the outer peripheral surface of the aperture array having a thickness C as measured in a direction perpendicular to the plane of the aperture array section; and
the dimensions of the first and second frame members satisfying at least one of the following conditions:
A1+C>B1, and
A2+C>B2.

US Pat. No. 10,215,946

APPARATUS FOR SUPPORTING CABLE

Hubbell Incorporated, Sh...

1. A method of supporting a cable along a transmission line comprising:connecting a cable support to an overhead power distribution system, the cable support including a channel member having a curved section bounding an interior, a top flange, a bottom flange, and an outer wall defining a channel with an opening facing the interior, and a cross brace extending across the channel member from a first end to a second end, the cross brace having a top surface with a depression configured to receive a mounting component for connecting the cable support to the overhead power distribution system, wherein the depression includes a first outer section, a second outer section, and a narrowed middle section; and
inserting a section of cable into the channel member.

US Pat. No. 10,215,945

GROMMET FOR CABLE HANGER

CommScope Technologies LL...

1. A grommet adapted for insertion into a cable hanger, comprising:a main body formed of a polymeric material, the main body having a generally C-shaped profile with free ends, the main body further having a length, a thickness and a longitudinal axis;
wherein the main body includes a plurality of apertures extending generally parallel to the longitudinal axis of the main body;
wherein the plurality of apertures are located, adjacent a central location of the main body between the free ends substantially diametrically opposed to the free ends to encourage the grommet to flex more easily.

US Pat. No. 10,215,944

MODULAR FIBER OPTIC TRAY

Panduit Corp., Tinley Pa...

1. A tray to support fiber optic equipment, said tray comprising:a tray body having a first side edge portion, a second side edge portion, a front side edge portion, a rear side edge portion and a middle portion, wherein said middle portion of said tray body has a plurality of cutout features;
wherein said first side edge portion is configured to be secured to a first rail;
wherein said second side edge portion is configured to be secured to a second rail; and,
wherein said plurality of cutout features are configured to engage with a mounting feature of a third rail such that the third rail may be removably secured to the tray body in a plurality of positions.

US Pat. No. 10,215,943

DEPLOYING OPTICAL FIBERS WITHIN A MULTI-DWELLING UNIT

CommScope Connectivity Be...

1. A cable management box comprising:a base including:
a mounting surface configured to secure to a wall,
an arrangement of one or more outer flanges extending outwardly from the base opposite the mounting surface, and
a transition surface that leads from the wall to the outer flange arrangement, the transition surface extending around a periphery of the base,
the base defining an anchor surface between the transition surface and the outer flanges,
the base also defining a storage location at which a storage spool is disposed,
the arrangement of outer flanges defining gaps that lead from the transition surface to the storage location; and
wherein the transition surface tapers towards the wall as the transition surface extends radially outwardly from an interior of the base.

US Pat. No. 10,215,942

HIGH-TEMPERATURE RESISTANT AND SMALL-DIAMETER OPTICAL CABLE AND PREPARATION METHOD THEREOF

HENGTONG OPTIC-ELECTRIC C...

1. A high-temperature resistant and small-diameter optical cable, comprising:an optical fiber, a coating and an outer protective layer;
wherein the coating is an acrylic resin layer, and the outer protective layer is a PET/PHB liquid crystal copolyester layer of liquid crystal polymer material, and
wherein the high-temperature resistant and small-diameter optical cable is prepared by a method comprising:
S1: coating a layer of acrylic resin on an outer surface of an optical fiber;
S2: paying the optical fiber out;
S3: preheating the optical fiber at a preheating temperature of 150° C.˜230° C.;
S4: extrusion moulding by means of an extrusion die, wherein an outer protective layer is a PET/PHB liquid crystal copolyester layer of liquid crystal polymer material;
S5: softening the optical cable;
S6: cooling the optical cable by a dipping bath type cooling method;
S7: pulling the optical cable;
S8: winding up; and
S9: sample detection.

US Pat. No. 10,215,941

STRUCTURES AND METHOD FOR THERMAL MANAGEMENT IN ACTIVE OPTICAL CABLE (AOC) ASSEMBLIES

Corning Optical Communica...

1. An active optic cable (AOC) assembly, comprising:a fiber optic cable comprising a first end attached to a connector;
the connector comprising a thermal insert having a front portion attached to a housing of the connector, wherein:
heat generating components of the connector are disposed within the housing and disposed on a printed circuit board assembly;
the housing is formed from a first housing portion and a second housing portion creating a thermal path between the housing and the thermal insert for dissipating heat from the connector;
the connector comprises a boot, and a portion of the thermal insert is at least partially disposed under the boot; and
the assembly dissipates a heat transfer rate of 0.75 Watts or greater from the connector during steady-state operation.

US Pat. No. 10,215,940

FIBER OPTIC ASSEMBLY WITH BOTH PUSH AND PULL MATERIAL

1. A fiber optic cable assembly comprising:an outer jacket, the outer jacket being made from polyethylene;
a pull material, the pull material being made from aramid and water blocking fibers;
a push body, the push body being made from a rigid material so that the fiber optic cable assembly can be pushed during installation; and
at least one fiber optic fiber.

US Pat. No. 10,215,939

FIBER-OPTIC STRENGTH MEMBER COMPONENTS FOR USE IN OUTER STRENGTH MEMBER LAYERS

SCHLUMBERGER TECHNOLOGY C...

1. A cable comprising:a cable core; and
a plurality of armor wire strength members that surround the cable core, wherein a first armor wire strength member of the plurality of armor wire strength members comprises a grooved interior space that houses a first optical fiber, wherein the grooved interior space is disposed within a channel in the first armor wire strength member, and wherein the grooved interior space is isolated within the channel via a cap shaped to fit into the channel and cause the first armor wire strength member to have a circular cross-section.

US Pat. No. 10,215,938

PHOTOELECTRIC CONVERSION ASSEMBLY

AQUAOPTICS CORP., Hsinch...

1. A photoelectric conversion assembly, comprising:a photoelectric conversion module having an interposer with a conductive trace and first conductive pads formed on said interposer;
at least one optical element configured on said interposer to couple to said conductive trace and said first conductive pads;
an optical bench for said interposer configured thereon;
a first lens array configured to align said at least one optical element;
a mirror configured to bend light emitted by said at least one optical element;
a second lens array configured to guide said light emitted by said at least one optical element;
a circuit board for supporting said photoelectric conversion module, having second conductive pads for coupling said photoelectric conversion module and said first conductive pads;
an optical transmission member for transmitting light; and
a conductive bump formed to couple to said conductive trace and said first conductive pads;
wherein said circuit board has a concave portion for receiving said at least one optical element on said interposer.

US Pat. No. 10,215,937

OPTOELECTRONIC PACKAGE

UNISTARS CORPORATION, Hs...

1. An optoelectronic package, comprising:a wiring substrate, having a holding plane;
an optoelectronic chip, mounted on the holding plane of the wiring substrate and electrically-connected to the wiring substrate, wherein the optoelectronic chip has an upper surface, a functional region formed in the upper surface, and a side surface connected to the upper surface thereof;
a reflective material, disposed on the holding plane of the wiring substrate and surrounding the optoelectronic chip, wherein the reflective material covers the side surface of the optoelectronic chip and has an inclined surface, the inclined surface surrounds the upper surface of the optoelectronic chip and extends from an edge of the upper surface, and a height of the reflective material at the inclined surface decreases from the optoelectronic chip toward a direction away from the optoelectronic chip;
an optical element; and
an adhesive, covering the reflective material and the upper surface of the optoelectronic chip, and binding the optoelectronic chip with the optical element;
wherein the reflective material does not cover the upper surface of the optoelectronic chip.

US Pat. No. 10,215,936

FREE SPACE OPTICAL (FSO) SYSTEM

SA Photonics, Inc., Los ...

1. A free space optical node configured to receive a received optical beam from and simultaneously transmit a transmitted optical beam to a remote free space optical node, comprising:a fiber coupled to receive and transmit electronics at an initial end, and comprising a terminal end of the fiber positioned at a focal plane, the fiber passing the transmit and received optical beams between the initial and terminal ends of the fiber;
fore optics positioned along an optical path of at least a portion of the received optical beam, the fore optic creating a plurality of defocused images at a second plane, that overlap each other at the second plane; and
an alignment sensor positioned at the second plane.

US Pat. No. 10,215,935

TRACEABLE NETWORKING CABLES WITH REMOTE-RELEASED CONNECTORS

MERTEK INDUSTRIES, LLC, ...

1. A networking cable comprising:a data transmission line configured for data communication;
a connector hood coupled to an end of the data transmission line, the connector hood comprising:
a lever configured to releasably engage a mating connector or jack; and
an extender configured to be coupled to the lever and configured to be pulled away from the lever to move a portion of the lever;
an electrically activated telltale mounted on the extender;
a manually operated switch associated with the connector hood and electrically connected to the electrically activated telltale and configured to be actuated to activate the electrically activated telltale; and
a flexible circuit electrically coupled to the electrically activated telltale and the manually operated switch, the flexible circuit extends along at least a portion of a length of the extender.

US Pat. No. 10,215,934

HYBRID OPTICAL FIBER AND COPPER CONDUCTOR CABLE ASSEMBLY

Panduit Corp., Tinley Pa...

1. A connector assembly comprising a male portion, the male portion having a housing, ends a pair of plastic optical fibers attached thereto and a pair of electrical contacts, and a female portion, the female portion having a female housing with two pairs of through-holes wherein the first pair of through-holes are configured to accept the electrical contacts of the male portion and the second pair of through holes are configured to accept the ends of the plastic optical fibers of the male portion such that they abut plastic optical fibers secured to the female portion within the through-holes of the female portion, wherein the plastic optical fibers of the male portion are secured to the male housing via crimp sleeves attached to a jacket of the plastic optical fiber, and endplate secured to the housing and compression springs secured to the crimp sleeves and located between the crimp sleeves and the endplate.

US Pat. No. 10,215,933

SYSTEMS AND METHODS FOR OPTICALLY CONNECTING FIBER ARRAYS WITH PAIRED TRANSMIT AND RECEIVE FIBERS

CORNING OPTICAL COMMUNICA...

1. A method of optically connecting first fiber pairs at a first location to second fiber pairs at a second location to form optical paths between the first and second locations, comprising:establishing at the first location first and second fiber arrays comprising fibers T and R, respectively;
establishing at the second location third and fourth fiber arrays comprising fibers T? and R?, respectively; and
optically connecting fibers T to fibers R? and fibers R to fibers T? so that first fiber pairs are defined by (T,R), where T=1 to (N/2) and R=[(N/2) 1] to N, and second fiber pairs are defined by (T?, R?), where T?=1? to (N/2)? and R?=[(N/2)+1]? to N?, wherein N is an even number greater than 2;
wherein at least one of fibers T and T? is differentiated from at least one of fibers R and R? by at least one characteristic.

US Pat. No. 10,215,932

FIBER OPTIC FERRULE WITH REAR HOLES TO ALIGN A GUIDE PIN CLAMP WITH FIELD CHANGEABLE GUIDE PINS

US Conec, Ltd, Hickory, ...

1. A fiber optic ferrule for use with a fiber optic connector, the fiber optic connector having a pin clamp having at least two projections extending therefrom, the fiber optic ferrule comprising:a main body having a front face, a rear face, a first opening extending from the rear face toward the front face to receive optical fibers therein;
at least one guide pin opening extending between the front face and rear face; and
at least two openings extending from the rear face into the main body towards the front face, the at least two openings configured to receive a respective one of the at least two projections extending from the pin clamp.

US Pat. No. 10,215,931

OPTICAL FIBER CONNECTOR HAVING A SLIDABLE OUTER ENCLOSURE AND A HANDLE

HYC Co., Ltd., Guangdong...

1. An optical fiber connector, comprising:a connector body, which is provided with a head and a first sliding slot;
an outer enclosure, which is configured to enclose the connector body and to be slidable along the connector body; and
a handle, which comprises a holding portion and a hooking portion, wherein the hooking portion extends forward from the holding portion and the hooking portion is slidable along the first sliding slot,
wherein the connector body and the handle are each provided with a abutting portion, and when the handle moves forward along the first sliding slot, the abutting portion of the handle abuts against the abutting portion of the connector body to push the connector body forward; and wherein when the handle moves backward along the first sliding slot, the hooking portion is hooked onto the outer enclosure to pull the outer enclosure backward.

US Pat. No. 10,215,930

FIBER OPTIC CONNECTOR WITH FIELD INSTALLABLE OUTER CONNECTOR HOUSING

CommScope Technologies LL...

1. A connector arrangement comprising:an optical fiber having a polished end face at a first end;
a ferrule arrangement holding the first end of the optical fiber, the ferrule arrangement defining a first spring stop;
a rear housing defining a second spring stop, the rear housing being laterally mountable over the optical fiber;
a spring disposed around the optical fiber, the spring extending along a longitudinal axis between a front and a rear, the spring having a spring force acting along the longitudinal axis, the front of the spring abutting the first spring stop of the ferrule arrangement, the rear of the spring abutting the second spring stop of the rear housing; and
a front housing that mounts over the ferrule arrangement and the spring, the front housing engaging the rear housing to axially retain the front housing relative to the rear housing, wherein the optical fiber and the ferrule arrangement are axially movable within the front housing under the bias of the spring.

US Pat. No. 10,215,929

PLUG PROTECTION CAP, OPTICAL FIBER CONNECTOR ASSEMBLY, FIBER PLUG, AND NETWORK DEVICE

Huawei Technologies Co., ...

1. A plug protection cap comprising:a main body, wherein an accommodating cavity is disposed in the main body, an inlet that extends through the accommodating cavity is disposed on an end face of one end of the main body, a locking part is disposed at a position that is on an inner circumferential surface of the accommodating cavity and that is near the inlet;
a connecting sleeve; and
a traction stub, wherein one end of the connecting sleeve detachably sheathes one end that is of the main body and that is away from the inlet, and the other end of the connecting sleeve is rotatably connected to one end of the traction stub.

US Pat. No. 10,215,928

UNITARY FIBER OPTIC FERRULE AND ADAPTER THEREFOR

US Conec, Ltd., Hickory,...

1. An optical ferrule for attaching to an optical component comprising:a unitary main body having a front end, a back end, a middle portion disposed between the front end and back end;
a first opening extending between the back end and the middle portion, the first opening configured to receive optical fibers therein;
a plurality of lenses in optical alignment with the first opening, each of the plurality of lenses having at least one surface to reflect light; and
at least two alignment features to align the unitary fiber optic ferrule to the optical component, wherein optical ferrule is configured to be mateable to an adapter prior to a mating of the optical ferrule and adapter to the optical component.

US Pat. No. 10,215,927

ALIGNMENT SYSTEM AND METHOD FOR CALIBRATING POSITION OF OPTICAL FIBER BORE FERRULE

CommScope Telecommunicati...

1. An alignment system for calibrating a position of an optical fiber in a bore of a ferrule, comprising:a calibration ferrule having an alignment guide hole formed therein;
an alignment guide element configured to calibrate a center position of a guide hole of the ferrule, so that a center of the guide hole of the ferrule is aligned with a center of the alignment guide hole;
a fiber core alignment element comprising a fiber core having a center positioned at a theoretical center relative to a positioning reference defined by the center of the alignment guide hole;
an optical vision system configured to identify a center position of a fiber core of the optical fiber and the center position of the fiber core of the respective fiber core alignment element; and
a controlling and moving system configured to actively adjust the position of the optical fiber in the bore of the ferrule under guide of the optical vision system, so that the center of the fiber core of the optical fiber is aligned with the center of the fiber core of the respective fiber core alignment element, and so that the center of the fiber core of the optical fiber is positioned at a theoretical center relative to a positioning reference defined by the center of the guide hole of the ferrule,
wherein the alignment guide element is configured to be a positioning rod; and two ends of the positioning rod are inserted into the alignment guide hole of the calibration ferrule and the guide hole of the ferrule, respectively.

US Pat. No. 10,215,926

MULTI-FIBER FIBER OPTIC CONNECTION SYSTEM WITH FLEXIBLE, INSERTABLE PINS

CommScope Technologies LL...

1. A fiber optic connection system for optically connecting optical fibers, the fiber optic connection system comprising:a first fiber optic connector including a first ferrule with a first mating face, the first ferrule adapted to hold a first set of optical fibers with ends of the first set of optical fibers terminating at the first mating face of the first ferrule, the first ferrule including at least one flexible pin defining an axial dimension and a radial dimension perpendicular to the axial dimension and extending from the first mating face outwardly and in a first direction away from the first mating face of the first ferrule, the at least one flexible pin including a latch portion releasably engageable with a shoulder of a bore defined by the first fiber optic connector, the latch portion being radially compressible about a void disposed within the flexible pin, the void being at least partially radially aligned with the latch portion; and
a second fiber optic connector including a second ferrule with a second mating face, the second ferrule adapted to hold a second set of optical fibers with ends of the second set of optical fibers terminating at the second mating face of the second ferrule, the second ferrule including at least one pin hole adapted to receive the flexible pin of the first ferrule of the first fiber optic connector;
wherein insertion of the flexible pin of the first ferrule into the pin hole of the second ferrule aligns the first ferrule and the second ferrule with respect to each other and thereby is adapted to align the ends of the first set of optical fibers with the ends of the second set of optical fibers; and
wherein the first mating face of the first ferrule may deviate from a design of the first ferrule by a tolerance of the first ferrule, wherein the second mating face of the second ferrule may deviate from a design of the second ferrule by a tolerance of the second ferrule, and wherein the at least one flexible pin is adapted to flex to accommodate the tolerances of the first and the second ferrules when the first and the second mating faces are mated together.

US Pat. No. 10,215,925

SYSTEMS AND METHODS FOR RESONANCE STABILIZATION OF MICRORING RESONATOR

MCMASTER UNIVERSITY, Ham...

1. A method of stabilizing the resonance properties of an optical microring modulator, wherein the optical microring modulator is evanescently coupled to a bus waveguide, the method comprising:applying a time-dependent reverse bias to a p-n junction formed in the optical microring modulator to modulate input optical power provided to the bus waveguide;
detecting, across the p-n junction of the optical microring modulator, a photocurrent responsively generated due to optical absorption; and
employing the photocurrent as a feedback parameter to thermally stabilize the resonance properties of the optical microring modulator;
wherein the input optical power provided to the bus waveguide is sufficiently low such that a linear contribution to the dependence of photocurrent on input optical power exceeds a quadratic contribution.

US Pat. No. 10,215,924

OPTICAL INTERCONNECT WITH HIGH ALIGNMENT TOLERANCE

IMEC VZW, Leuven (BE)

1. An optical system for obtaining radiation coupling between two waveguides positioned in a non-coplanar configuration, the optical system comprising:a first waveguide positioned in a first plane; and
a second waveguide positioned in a second plane, wherein the first waveguide is stacked over the second waveguide at a distance adapted to allow evanescent coupling between the first waveguide and the second waveguide, wherein the first waveguide and the second waveguide have a spiral shape, and wherein the first waveguide and the second waveguide are configured such that the coupling is at least partly tolerant to relative translation or rotation of the first waveguide and the second waveguide with respect to each other.

US Pat. No. 10,215,923

NANOPOSITIONER AND METHOD OF MAKING

Okinawa Institute of Scie...

1. A method of fabricating a nanopositioner environment, comprising:attaching a weight to the bottom of a predetermined length of a first fiber;
a CO2 laser side-heating the first fiber, where the CO2 laser is located perpendicular to a central axis of the first fiber;
applying side-heat to the first fiber, thereby deforming a core of the first fiber;
warping the core in such a way that the core is shifted to one side of the first fiber;
focusing a beam to a spot size smaller than a diameter of the first fiber;
adjusting the position of the CO2 laser such that the heating occurs predominantly on one side of the first fiber;
inducing an asymmetry by reducing the spot size;
pulsing the laser power in order to mimic an etching-like process via ablation; thereby
carving the asymmetry out of the first fiber thereby creating an asymmetric stem;
obtaining a predetermined geometry in the asymmetric stem suitable for preventing laser light from passing unimpeded through the first fiber;
melting a tip of the first fiber such that the melted tip of the asymmetric stem assumes a spherical morphology thereby forming a microsphere.

US Pat. No. 10,215,922

OPTICAL FIBER CLEAVING DEVICE

Nyfors Teknologi AB, Sto...

1. An optical fiber cleaving device (1) comprisinga frame (2) provided with cleaving means (3) for cleaving an optical fiber (4) therewith,
first (5) and second (6) fiber clamping arrangements configured to hold a fiber (4) to be cleaved on opposite sides of the fiber cleaving means (3) during cleaving of the fiber (4),
first securing means (7) configured to removably secure said first clamping arrangement (5), to the frame (2), and
second securing means (8, 8?) configured to removably secure said second clamping arrangement (6) to the frame (2), wherein
the second clamping arrangement (6) is mounted on a surface of the frame (2) and comprises two separate clamping members (9, 10) configured to hold the fiber (4) in a clamping direction perpendicular to an axis of the fiber (4) and the surface of the frame (2) on which said second clamping arrangement (6) is mounted,
said two separate clamping members (9, 10) are provided with plane surfaces (11, 12) facing each other, at least part of said members (9, 10) being movable with respect to each other between at least a first closed clamping position enabling securing of a fiber (4) therebetween and a second open position allowing a fiber (4) to be inserted in or removed from the second clamping arrangement (6),
one (10) of said members (9, 10) has an element (17)provided with said plane surface (12) of that member (10) and movably arranged with respect to a body (18) of that member (10) to assume, in said closed clamping position, a position in which the plane surface (12) thereof extends in parallel with the plane surface (11) of the other said member (9), and
said element (17) is rotatably arranged with respect to a body (18) of that member (10) about an axis (19) in parallel with said plane surface (12) and perpendicular to the surface of the frame (2), said members (9, 10) being configured to hold a fiber (4) extending between said parallel plane surfaces (11, 12) in said closed position of said second clamping arrangement (6).

US Pat. No. 10,215,921

METHOD AND STRUCTURE PROVIDING OPTICAL ISOLATION OF A WAVEGUIDE ON A SILICON-ON-INSULATOR SUBSTRATE

Micron Technology, Inc., ...

1. An integrated structure comprising:a first semiconductor substrate having a shallow trench isolation region formed therein, the trench of the isolation region being filled with a dielectric material having a first index of refraction, wherein the dielectric material comprises silicon dioxide; and
a second substrate attached to the first substrate and including a dielectric material facing the first substrate and a waveguide formed of a semiconductor material over the dielectric material, the waveguide being formed of a material having a second index of refraction greater than the first index of refraction and being located over the shallow trench isolation region.

US Pat. No. 10,215,920

INTEGRATED ON-CHIP POLARIZER

Elenion Technologies, LLC...

1. A photonic integrated circuit (PIC) chip comprising:a substrate; and
an optical waveguide interconnect disposed upon the substrate to provide an optical connection between a first optical device and a second optical device, the optical waveguide interconnect comprising one or more integrated on-chip optical polarizers, each said optical polarizer configured to suppress light propagating in the optical waveguide interconnect in a second mode while passing through light in a first mode, so as to reduce mode crosstalk downstream from the one or more integrated on-chip polarizers;
wherein each optical polarizer comprises:
a mode converter comprising one or more parameters or characteristics that vary in the direction of light propagation for converting the second mode to a third mode with a lower effective refractive index than the first mode; and
a mode squeezer comprising a waveguiding property that progressively weakens in the direction of light propagation, thereby lessening optical confinement of the third mode.

US Pat. No. 10,215,919

OPTICAL COUPLING ARRANGEMENT

Huawei Technologies Co., ...

1. An optical coupling arrangement, comprising:a lightwave circuit;
a coupling element; and
an optical waveguide element;
wherein the lightwave circuit has a first surface area;
wherein the coupling element is attached to the first surface area such that an optical signal can be transmitted from the lightwave circuit to the coupling element;
wherein the optical waveguide element is attached to the coupling element at a first junction zone such that the optical signal can be transmitted from the coupling element to the optical waveguide element;
wherein the coupling element is configured to perform mode transformation for the optical signal transmitted from the lightwave circuit to the optical waveguide element such that adiabatic coupling of the optical signal to the optical waveguide element is enabled;
wherein the coupling element is a glass block used as a mode converter between the lightwave circuit and the optical waveguide element.

US Pat. No. 10,215,918

SUBWAVELENGTH PHOTONIC CRYSTAL WAVEGUIDE IN OPTICAL SYSTEMS

Omega Optics, Inc., Aust...

1. An optical system comprising:a substrate; and
a subwavelength photonic crystal single mode waveguide atop the substrate,
wherein the subwavelength photonic crystal single mode waveguide comprises a one-dimensional array of two or more periods of dielectric pillars, wherein each period of the two or more periods of dielectric pillars comprises two or more dielectric pillars, wherein the dielectric pillars of the two or more dielectric pillars comprise different materials.

US Pat. No. 10,215,883

METHODS AND SYSTEMS FOR MONITORING GROUNDWATER DISCHARGE

INTERNATIONAL BUSINESS MA...

1. A method, by a one or more processors, for monitoring groundwater discharge, comprising:measuring a groundwater head at each of at least some of a plurality of locations;
determining a groundwater discharge for at least one of the plurality of locations based on the measured groundwater heads;
comparing the determined groundwater discharge to a groundwater discharge threshold associated with the at least one of the plurality of locations; and
generating an indication of said comparison of the determined groundwater discharge to the groundwater discharge threshold; wherein generating the indication further comprises providing the indication to an electronic device via one of an electronic message, a visual message displayed on a display, and an aural message.

US Pat. No. 10,215,881

SYSTEMS AND METHODS TO DIFFERENTIATE ELEMENTS LOCATED AT DIFFERENT DISTANCES USING NEUTRON-INDUCED GAMMA-RAY SPECTROSCOPY AND THE DOPPLER EFFECT

SCHLUMBERGER TECHNOLOGY C...

1. A method comprising:placing a downhole tool into a wellbore in a geological formation;
emitting neutrons out of the downhole tool to cause inelastic scattering events that generate photons;
detecting spectra of the photons using the downhole tool;
distinguishing between a first spectrum of the spectra of the photons that are likely to have originated closer to the downhole tool and a second spectrum of the spectra of the photons that are likely to have originated farther from the downhole tool based at least in part on Doppler broadening of the spectra; and
determining a property of the geological formation using the first spectrum, the second spectrum, or both.

US Pat. No. 10,215,880

PULSED NEUTRON DETERMINATION OF GRAVEL PACK DENSITY

Weatherford Technology Ho...

1. A method for determining gravel pack density within a section of a wellbore in a formation, the method comprising:providing a first model of pulsed neutron measurements of the section based on a condition in which the section contains a screen and contains zero percent pack density and wherein pores in the formation contain one hundred percent water;
providing a second model of pulsed neutron measurements of the section based on a condition in which the section contains a screen and contains zero percent pack density and wherein the pores in the formation contain one hundred percent hydrocarbon;
providing a third model of pulsed neutron measurements of the section based on a condition in which the section contains a screen and contains one hundred percent pack density and wherein the pores in the formation contain one hundred percent water;
providing a fourth model of pulsed neutron measurements of the section based on a condition in which the section contains a screen and contains one hundred percent pack density and wherein the pores in the formation contain one hundred percent hydrocarbon;
obtaining pulsed neutron measurements, via a pulsed neutron tool, of the section; and
comparing, via a processor, the obtained pulsed neutron measurements to the first, second, third and fourth models to quantify the gravel pack density of the section.

US Pat. No. 10,215,879

SYSTEM FOR DETECTING COUNTERFEIT GOODS AND METHOD OF OPERATING THE SAME

MORPHO DETECTION, LLC, N...

1. A computer-implemented method of handling a container including at least one object therein, said method comprising:performing a first scan of the container comprising irradiating the container with polychromatic x-rays with a first x-ray scanning system at a first geographic location;
generating, using at least one processing device, a first scan record;
reconstructing a first multidimensional voxelized representation of the container using the first scan record, the first multidimensional voxelized representation including one of a four-dimensional (4-D) voxelized representation and a five-dimensional (5-D) voxelized representation;
moving the container from the first geographic location to a second geographic location;
performing a second scan of the container comprising irradiating the container with polychromatic x-rays with a second x-ray scanning system at the second geographic location;
generating, using the at least one processing device, a second scan record;
reconstructing a second multidimensional voxelized representation of the container using the second scan record, the second multidimensional voxelized representation including one of a 4-D voxelized representation and a 5-D voxelized representation;
comparing the first scan record and the second scan record; and
determining whether:
the second scan record is substantially indistinguishable from the first scan record; or
the second scan record is substantially distinguishable from the first scan record.

US Pat. No. 10,215,878

GAIN COMPENSATED DIRECTIONAL PROPAGATION MEASUREMENTS

SCHLUMBERGER TECHNOLOGY C...

1. A method for making downhole electromagnetic logging while drilling measurements, the method comprising(a) rotating an electromagnetic logging while drilling tool in a subterranean wellbore, the logging tool including a plurality of transmitter antennas and a plurality of receiver antennas symmetrically spaced along a logging while drilling tool body, the plurality of transmitter antennas including at least one axial transmitter antenna and at least one transverse transmitter antenna, the plurality of receiver antennas including at least one axial receiver antenna and at least one transverse receiver antenna;
(b) applying a time varying electrical current to the at least one axial transmitter antenna and the at least one transverse transmitter antenna while rotating in (a) to produce corresponding time varying magnetic fields;
(c) causing the at least one axial receiver antenna and the at least one transverse receiver antenna to receive corresponding time varying electromagnetic voltage measurements while rotating in (a) for each of the time varying magnetic fields produced in (b);
(d) processing the voltage measurements received in (c) to compute harmonic voltage coefficients; and
(e) processing ratios of selected ones of the harmonic voltage coefficients to compute gain compensated quantities including gain compensated symmetrized and anti-symmetrized quantities, wherein transmitter and receiver gains are fully canceled out of the gain compensated quantities.

US Pat. No. 10,215,877

AIRBORNE ELECTROMAGNETIC SURVEY SYSTEM WITH MULTIPLE TRANSMITTER ARRANGEMENTS

SELSKABET AF 6. APRIL 201...

1. An airborne electromagnetic time domain survey system configured for geophysical prospecting of an underground formation, which airborne electromagnetic survey system comprises:a transmitter arrangement comprising:
at least one current source connected to at least one transmitter coil arrangement covering an area for generating a magnetic moment for building up a primary electromagnetic field inducing a secondary electromagnetic field in the underground formation; and
a switch arrangement comprising at least one switch inserted in between the at least one current source and the at least one transmitter coil arrangement and configured:
to connect the at least one current source with the at least one transmitter coil arrangement to build up a connecting secondary electromagnetic field, which connect is at a connection time at a connection voltage at a connection current; and
to disconnect the at least one current source from the at least one transmitter coil arrangement to build up a disconnecting secondary electromagnetic field; which disconnect is at a disconnection time at a disconnection voltage at a disconnection current resulting in an off-time-period until a next connect; which
connecting secondary electromagnetic field and disconnecting secondary electromagnetic field provide a combined secondary electromagnetic field;
a receiver arrangement comprising at least one receiver coil configured to receive a combination of the connecting and disconnecting secondary electromagnetic fields;
wherein the airborne electromagnetic time domain survey system comprises multiple transmitter arrangements that includes the transmitter arrangement, and wherein the airborne electromagnetic time domain survey system also comprises a switch arrangement controller configured to control switch arrangements of the transmitter arrangements to disconnect each current source from each transmitter coil arrangement at substantially the same time generating individual secondary electromagnetic fields whose sum generates a total secondary electromagnetic field.

US Pat. No. 10,215,876

CATION EXCHANGE CAPACITY AND WATER SATURATION FROM ARRAY INDUCTION DATA

SAUDI ARABIAN OIL COMPANY...

1. A method of estimating parameters for a clay-containing subterranean rock formation comprising:positioning a tool in a borehole traversing the clay-containing formation, the tool comprising one or more transmitter coils and a plurality of receiver coils;
inducing alternating current loops in the clay-containing formation using the one or more transmitter coils;
measuring a signal resulting from the induced current loops using the receiver coils;
combining measurements from the receiver coils and knowledge about the clay-containing formation to obtain an estimate of water saturation in the formation and an estimate of cation exchange capacity in the formation; and
wherein the estimate of water saturation in the formation and the estimate of cation exchange capacity are obtained using a first relationship between real conductivity and a first plurality of formation parameters and a second relationship between complex conductivity and a second plurality of formation parameters.

US Pat. No. 10,215,875

METAL DETECTOR

ILLINOIS TOOL WORKS INC.,...

1. A method of operation of a variable frequency metal detector having a driver circuit for establishing an alternating magnetic field in a coil system so as to generate an output signal at a given frequency, said driver circuit comprises a plurality of switches being arranged to cause the coil system to be driven at a frequency determined by the operation of the plurality switches, the method comprising the steps ofa. generating an adjustable balance signal;
b. combining the adjustable balance signal with the output signal of the detector;
c. varying the adjustable balance signal so as to provide a compensated signal;
whereby the output signal and/or the adjustable balance signal is filtered to remove one or more harmonics.

US Pat. No. 10,215,874

CAPACITIVE BASED SYSTEM TO DETECT OBJECTS BEHIND AN OBSCURING SURFACE

1. A device for detecting and displaying an object hidden behind an obscuring surface, the hidden object having a dielectric constant, the detecting and displaying device comprising:an energy source;
a detecting electrode connected to the energy source and producing an electric field therefrom;
a chamber located between the detecting electrode and the obscuring surface within the electric field produced by the detecting electrode, the chamber comprising;
a visual display material, the visual display material having a visual display characteristic that is varied in response to the strength of the electric field applied to it by the detecting electrode and in response to the dielectric constant of the hidden object;
a display area through which the visual display characteristic of the visual display material can be seen; and
a sensitivity enhancement device located between the chamber and the obscuring surface within the electric field produced by the detecting electrode, the sensitivity enhancement device comprising a sensitivity electrode that directs and intensifies the electric field produced by the detecting electrode towards the obscuring surface and hidden object so that the detecting and displaying device has increased sensitivity and penetrating depth through the obscuring surface to result in detecting and displaying the hidden object;
wherein a change in capacitance caused by the hidden object is detected by the visual display material and the shape of the hidden object is displayed in the display area of the chamber by the varying of the visual display characteristic of the display material;
whereby the visual display material is used to both detect and display the hidden object.

US Pat. No. 10,215,873

GENERATING SEISMIC PULSES BY COMPRESSIVE FORCE TO MAP FRACTURES

Hallliburton Energy Servi...

1. A method for mapping of fractures within a hydrocarbon bearing zone of a subterranean formation, the zone having a wellbore extending therethrough, the method comprising the steps of:injecting at least one acoustic particle into at least one fracture in the zone of the formation, wherein the at least one acoustic particle comprises a metal selected from the group consisting of tin, zinc, gallium, niobium, indium, any alloy of any of the foregoing metals, and any mixture thereof, and wherein the metal emits a detectable acoustic signal within the fracture upon application of a compressive force; and
detecting said acoustic signal.

US Pat. No. 10,215,872

CODING OF SIGNALS FOR EFFICIENT ACQUISITION

BP Corporation North Amer...

1. A method, comprising:towing at least a portion of a seismic survey spread;
imparting, by one or more marine seismic sources of the seismic survey spread, a composite swept seismic signal including a plurality of randomized subsweeps having different frequencies relative to one another and being emitted in parallel, the plurality of randomized subsweeps comprising subsweeps that are imparted at low frequencies and subsweeps that are imparted at low frequencies being greater than a source interval for subsweeps that are imparted at higher frequencies, the source interval being a period of time between triggering one or more of the marine seismic sources; and
receiving a respective return for each of the subsweeps.

US Pat. No. 10,215,871

METHOD AND SYSTEM OF SUPPRESSING DATA CORRESPONDING TO NOISE USING A MODEL OF NOISE PROPAGATION ALONG A SENSOR STREAMER

PGS Geophysical AS, Oslo...

1. A computer-implemented method of processing seismic data to reduce noise, the method comprising:reading, by a computer system, an original data set recorded by geophones disposed within an outer jacket of a sensor streamer when the sensor streamer was within a body of water, the original data set containing seismic signals and noise from actual noise sources outside and coupled to the outer jacket;
de-propagating noise within the original data set using the original data set and a model of noise propagation along the sensor streamer, the de-propagating to determine locations of noise sources along the sensor streamer when the sensor streamer was within the body of water, the de-propagating comprising:
modelling a plurality of noise sources along the model of noise propagation along the sensor streamer, the modelling creating a model of noise source locations; and
identifying locations of actual noise sources outside the outer jacket and along the sensor streamer by solving the model of noise source locations and the model of noise propagation;
suppressing, by the computer system, data of the original data set corresponding to actual noise sources along the sensor streamer; and thereby
creating a replacement data set having reduced noise compared to the original data set.

US Pat. No. 10,215,870

SYSTEM AND METHOD FOR ANALYZING GEOLOGIC FEATURES USING SEISMIC DATA

CHEVRON U.S.A. INC., San...

1. A computer-implemented method for improving signal-to-noise in a graphical Amplitude Versus Angle (“AVA”) plot of seismic image data to identify geologic features of interest, the method including:obtaining, with a seismic data module, pre-stack seismic data from one or more seismic receivers or a seismic data storage device, the pre-stack seismic data comprising seismic reflection amplitudes obtained from the one or more seismic receivers and offset data between one or more seismic sources and the one or more seismic receivers, the seismic sources and seismic receivers being positioned above a subsurface volume of interest and the offset data including reflection angles for the seismic reflection;
selecting a range of reflection angles for the pre-stack seismic data, the reflection angles being calculated based on the offset data;
migrating the pre-stack seismic data to generate seismic trace amplitudes corresponding to the selected range of reflection angles;
selecting, with a seismic horizon module, a seismic horizon of interest;
flattening seismic trace amplitudes relating to the seismic horizon of interest;
obtaining angle stack seismic cubes representative of the subsurface volume of interest and computed by summing the seismic trace amplitudes over the selected range of reflection angles;
generating, with a graphics generator, a graphical map of the angle stack seismic cubes;
displaying, on a user interface, the graphical map;
identifying, with the user interface, one or more areas of interest on the angle stack seismic cubes, the areas of interest being defined by a shape, a size, and/or a location on the graphical map;
computing statistical data ranges for seismic trace amplitudes inside the one or more areas of interest as a function of axes of the reflection angles, wherein the statistical data ranges are represented by P50 probabilistic value, and an upper and lower probabilistic value for seismic amplitudes, the upper and lower probabilistic value being similarly offset from the P50 value;
displaying, on the user interface, one or more AVA plots of the statistical data ranges for seismic trace amplitudes as a function of the angle axes of the reflection angles;
graphically distinguishing, in the one or more AVA plots, geologic features of the subsurface of the one or more areas of interest based on the statistical data ranges for seismic trace amplitudes to conduct fluid estimation, lithology discrimination and/or analysis, structural conformance, well-planning and/or reservoir management, wherein different seismic trace amplitudes are represented on the AVA plots based on corresponding shading, coloring, or contouring;
determining a quality of the AVA plots by evaluating signal-to-noise; and
increasing the quality of the AVA plots by:
obtaining, with a seismic data module, additional pre-stack seismic data corresponding to the subsurface volume of interest and/or modifying the shape, the size, or the location of the areas of interest; and
displaying, on the user interface, one or more revised AVA plots of the revised statistical data ranges for seismic trace amplitudes as a function of the angle axes of the reflection angles.

US Pat. No. 10,215,869

SYSTEM AND METHOD OF ESTIMATING ANISOTROPY PROPERTIES OF GEOLOGICAL FORMATIONS USING A SELF-ADJOINT PSEUDOACOUSTIC WAVE PROPAGATOR

CHEVRON U.S.A. INC., San...

1. A computer-implemented method, comprising:receiving, at one or more processors, one or more seismic measurements corresponding to a plurality of source and receiver locations;
providing, to the one or more processors, an earth model for a geologic medium, the geologic medium having a heterogeneous tilted symmetry axis, wherein the earth model includes a nonzero shear velocity in the direction of the symmetry axis for at least a subset of locations within the geologic medium;
propagating, via the one or more processors, the one or more seismic measurements over a plurality of time-steps in accordance with the earth model and a set of energy-conservative self-adjoint pseudoacoustic equations, the set of energy-conservative self-adjoint pseudoacoustic equations including a first equation describing one or more seismic wavefields and a second equation describing the one or more seismic wavefields, wherein the set of energy-conservative self-adjoint pseudoacoustic equations include a correct full-elastic quasi-P-wave dispersion relationship and are time-reversible to generate a forward propagated wavefield and a backward propagated wavefield; and
correlating, via the one or more processors, the forward propagated wavefield and the backward propagated wavefield to determine physical properties of the geologic medium.

US Pat. No. 10,215,868

AUTOMATED HORIZON AUTO-PICKING ON MULTIPLE VOLUMES

Landmark Graphics Corpora...

1. A method for automatically picking horizons in seismic volumes, comprising:displaying, by a computer system, seismic data obtained from a seismic survey of a subsurface formation during production operations within the subsurface formation;
receiving, via a user interface of the computer system, a seed horizon input including a seed point for a seismic onset in a seismic trace of a based volume in the seismic survey, the seed horizon input representing an initial interpretation of the seismic data within the based volume;
automatically picking, by the computer system, points along adjacent unpicked seismic traces of the based volume to generate an auto-picked input horizon for the based volume, based on the initial interpretation of the seismic data;
associating the auto-picked input horizon of the based volume with a plurality of seismic volumes related to the based volume in the seismic survey;
snapping the auto-picked input horizon to each of the associated plurality of seismic volumes to generate an auto-picked output horizon for each of the plurality of seismic volumes, wherein the auto-picked output horizon for each of the plurality of seismic volumes is positioned relative to a common seismic onset across the plurality of seismic volumes;
upon receiving, by the computer system, a change to the initial interpretation of the seismic data within the based volume, automatically updating the auto-picked input horizon and the auto-picked output horizon for each of the plurality of seismic volumes by repeating the picking, the associating and the snapping based on the received change; and
performing the production operations within the subsurface formation, based on the updated auto-picked output horizon for each of the plurality of seismic volumes.

US Pat. No. 10,215,867

VIBRATION ANALYZING SYSTEM, VIBRATION ANALYZING APPARATUS, AND VIBRATION ANALYZING METHOD

Seiko Epson Corporation, ...

1. A vibration analyzing system comprising:a vibration detecting unit set in a building and configured to detect vibration and output a detection signal based on the detected vibration;
an earthquake-vibration determining unit configured to determine presence or absence of vibration of the building caused by an earthquake; and
a control unit including an analyzing unit configured to analyze the vibration on the basis of the detection signal, the control unit setting an analysis mode of the analyzing unit, wherein
the control unit sets one analysis mode on the basis of the presence or absence of the vibration due to the earthquake determined by the earthquake-vibration determining unit from a plurality of analysis modes including a first analysis mode for causing the analyzing unit to analyze a vibration waveform indicated by the detection signal on the basis of a first condition and obtaining information concerning residence of the person and a second analysis mode for causing the analyzing unit to analyze the vibration waveform and obtaining information concerning deformation of the building.

US Pat. No. 10,215,866

SEISMIC MODELING SYSTEM PROVIDING SEISMIC SURVEY DATA FREQUENCY DOMAIN INPAINTING AND RELATED METHODS

HARRIS CORPORATION, Melb...

1. A seismic modeling system comprising:a seismic model data storage device; and
a processor cooperating with said seismic model data storage device to
transform a seismic model spatial domain data set associated with a given region into a seismic frequency domain data set, the given region including a suspect region,
transform a seismic model spatial domain data subset associated with the suspect region into a seismic frequency domain data subset,
perform inpainting of the seismic frequency domain data subset based upon the seismic frequency domain data set,
convert the inpainted seismic frequency domain data subset into an inpainted spatial domain data subset,
substitute the inpainted spatial domain data subset for the seismic model spatial domain data subset associated with the suspect region in the seismic model spatial domain data set associated with the given region to generate an inpainted seismic model spatial domain data set, and
store the inpainted seismic model spatial domain data set in the seismic model data storage device.

US Pat. No. 10,215,865

HYBRID ENERGY CONVERSION AND PROCESSING DETECTOR

GATAN, INC., Warrendale,...

1. A hybrid processing directly illuminated two-dimensional detector (HPDD) comprising:a two-dimensional image sensor comprising a plurality of pixels, and
a processor configured to:
simultaneously perform linear acquisition of a first portion of said plurality of pixels and event-counting acquisition of a second portion of said plurality of pixels,
wherein when performing the event-counting acquisition of the second portion of said plurality of pixels, the processor is configured to find a center of mass of a distribution of scattered charge with respect to event energy associated with a first pixel in said second portion of pixels and with pixels adjacent to said first pixel.

US Pat. No. 10,215,864

SYSTEM AND METHOD TO IMPROVE IMAGE QUALITY OF EMISSION TOMOGRAPHY WHEN USING ADVANCED RADIONUCLIDES

Massachusetts Institute o...

1. An emission tomography system for acquiring a series of medical images of a subject after administration of a radionuclide to the subject, wherein the radionuclide decays emitting positrons and at least one prompt gamma ray, the system comprising:a plurality of detectors configured to be arranged about the subject to acquire gamma rays emitted from the subject as a result of the radionuclide administered to the subject and communicate signals corresponding to acquired gamma rays;
a data processing system configured to
receive the signals from the plurality of detectors,
determine, from the signals from the plurality of detectors, a double coincidence event dataset and a multiple coincidence event dataset,
separate the multiple coincidence event dataset into a standard lines of response dataset and a non-standard lines of response dataset,
apply a correction to the double coincidence event dataset based on at least one of the non-standard lines of response dataset and the standard lines of response dataset to obtain a standard coincidence dataset; and
a reconstruction system configured to receive the standard coincidence dataset and reconstruct therefrom a series of medical images of the subject.

US Pat. No. 10,215,863

BEIDOU GROUND-BASED AUGMENTATION SYSTEM INTEGRITY RISK MONITORING SYSTEM

BEIHANG UNIVERSITY, Beij...

1. A Beidou ground-based augmentation system integrity risk monitoring system, comprising a ground side and an on-board side, the on-board side comprising a processor and a memory, the processor receiving a ground side monitoring statistical magnitude and an on-board side monitoring statistical magnitude to establish a threshold model, and the memory storing the threshold model, wherein the threshold model is established based on following methods:a) recognizing a satellite number and inputting overall data on the monitoring statistical magnitude within one period of satellite, the data on the monitoring statistical magnitude comprising the ground side monitoring statistical magnitude and the on-board side monitoring statistical magnitude;
b) uniformly converting the inputted overall data on the monitoring statistical magnitude from an initial equidistant measurement to an equal ratio measurement;
c) calculating a correlation coefficient between the two monitoring statistical magnitudes to determine a degree of freedom and a weight coefficient required for hypothesis testing;
d) calculating an observed value of a Chi-square test statistical magnitude based on a sample standard deviation of each monitoring statistical magnitude under the equal ratio measurement and an initial value of a population standard deviation set for the weight coefficient and based on the degree of freedom and the initial value of the population standard deviation required for hypothesis testing;
e) determining a rejection region based on a given significance level, deciding whether the observed value of the Chi-square test statistical magnitude is within the rejection region; and repetitively testing if the observed value of the Chi-square test statistical magnitude is within the rejection region; otherwise going to a next step;
f) adding a control parameter on the initial threshold model, and calculating a risk ratio based on the number of sample points in excess of a threshold value and the total number of sample points; adjusting the control parameter if the risk ratio does not satisfy an index requirement; otherwise going to a next step;
g) calculating a reliability value, calculating a standard error based on the reliability value; adding a sample data size if the standard error is not up to standard and repeating the Step a) to the Step f); otherwise going to a next step; and
h) obtaining the threshold model by utilizing an inverse transformation for converting a unified measurement.

US Pat. No. 10,215,862

SYSTEMS AND METHODS FOR A CODE CARRIER DIVERGENCE HIGH-PASS FILTER MONITOR

Honeywell International I...

1. A global navigation satellite system (GNSS) ground based augmentation system (GBAS), the system comprising:a plurality of global navigation satellite system (GNSS) reference receivers;
a processing unit coupled to a memory unit and the plurality of GNSS reference receivers, the processing unit implementing a signal deformation monitor comprising:
a Code Carrier Divergence (CCD) monitor stage; and
a Code Carrier Divergence-High Pass Filter (CCD-HPF) monitor stage;
wherein the CCD monitor stage inputs raw pseudorange code measurements and accumulated delta range carrier measurements from each of the plurality of GNSS reference receivers, the raw pseudorange code measurements and accumulated delta range carrier measurements associated with a navigation signal transmitted by a GNSS satellite;
wherein the CCD monitor stage outputs for each of the plurality of GNSS reference receivers respective low-pass filtered divergence rate measurements, d2, for the GNSS satellite;
wherein the CCD-HPF monitor stage calculates for each of the plurality of GNSS reference receivers respective CCD-HPF divergence rate estimates, d3, by applying a high pass filter algorithm to the respective low-pass filtered divergence rate measurements, d2; and
wherein the CCD-HPF monitor stage calculates an averaged CCD-HPF monitor divergence rate, d3_Average that is averaged across the plurality of GNSS reference receivers from the CCD-HPF divergence rate estimates, d3, calculated for each of the plurality of GNSS reference receivers;
wherein based on comparing the d3_Average to an exclusion threshold, the signal deformation monitor outputs an exclusion signal causing the GBAS to exclude using measurements from the navigation signal transmitted by the GNSS satellite to calculate pseudorange correction information.

US Pat. No. 10,215,861

TRACK FOR VEHICLE ENVIRONMENT SENSORS

1. A sensor system comprising:a sensor track, wherein the sensor track is configured for operative connection to a vehicle surface, wherein the vehicle surface includes a perimeter portion of a vehicle roof such that the one or more sensors can acquire sensor data of a surrounding environment next to a vehicle;
one or more sensors operatively connected to the sensor track, the one or more sensors moveable along the sensor track, and the one or more sensors configured to acquire sensor data of at least a portion of a surrounding environment; and
a controller operatively connected to the one or more sensors to selectively cause movement of the one or more sensors along the sensor track, the controller configured to receive the acquired sensor data.

US Pat. No. 10,215,860

VEHICLE ENVIRONMENT SCANNING BY A PHASE-CONTROLLED LASER

Conti Temic microelectron...

1. A driver assistance system for a vehicle, comprising:a laser scanner comprising a phase-controlled laser, a sensor unit and an evaluation unit;
wherein the phase-controlled laser is configured to produce a controllable and directed laser beam by phase-control beam-forming;
wherein the phase-controlled laser comprises plural laser radiators configured to respectively produce individual beams respectively having different phases to cause constructive and/or destructive interference among the individual beams and thereby produce, control and direct the laser beam by the phase-control beam-forming;
wherein the laser scanner is configured to scan a vehicle environment outside of the vehicle with the laser beam by controlling and directing the laser beam by the phase-control beam-forming;
wherein the sensor unit is configured to detect a retroreflection from the vehicle environment caused by the laser beam; and
wherein the evaluation unit is configured to produce driver assistance data for the driver assistance system by evaluating the detected retroreflection.

US Pat. No. 10,215,859

LIDAR DETECTION SCHEME FOR CROSS TRAFFIC TURNS

Innoivz Technologies Ltd....

1. A LIDAR system for use in a vehicle, the LIDAR system comprising:at least one processor configured to:
control at least one light source in a manner enabling light flux of light from at least one light source to vary over a scanning cycle of a field of view;
control at least one deflector to deflect light from the at least one light source in order to scan the field of view;
obtain input indicative of an impending cross-lane turn of the vehicle; and
in response to the input indicative of the impending cross-lane turn, coordinate the control of the at least one light source with the control of the at least one light deflector to increase, relative to other portions of the field of view, light flux on a side of the vehicle opposite a direction of the cross-lane turn and encompassing a far lane of traffic into which the vehicle is merging, and causing a detection range opposing the direction of the cross-lane turn of the vehicle to temporarily exceed a detection range toward a direction of the cross-lane turn.

US Pat. No. 10,215,858

DETECTION OF RIGID SHAPED OBJECTS

Google LLC, Mountain Vie...

1. A method comprising:determining, at a computing system, using at least one depth sensor positioned within an environment, a first point cloud representation of the environment at a first time;
determining, at the computing system, using the at least one depth sensor, a second point cloud representation of the environment at a second time;
detecting a change in position of a rigid shape between a first position in the first point cloud representation and a second position in the second point cloud representation;
based on the detected change in position of the rigid shape, determining that the rigid shape is representative of an object in the environment;
based on determining that the rigid shape is representative of the object in the environment, performing a comparison between the rigid shape and a database having information indicative of rigid shapes corresponding to a plurality of objects;
based on the comparison indicating that the rigid shape fails to match a given rigid shape in the database, providing, by the computing system, a request for additional information regarding the object to a computing device positioned in the environment of the object;
in response to providing the request, receiving additional information that indicates a rigid shape and a size of the object from the computing device; and
storing, by the computing system, the additional information that indicates the rigid shape and the size of the object as corresponding to the object in the database.

US Pat. No. 10,215,857

DEPTH SENSOR MODULE AND DEPTH SENSING METHOD

ams Sensors Singapore Pte...

1. A depth sensor module comprising:a light emitting part for illuminating objects and a light detector part, the light emitting part and the light detector part being spatially offset in the direction of a triangulation baseline, wherein the light emitting part comprises at least two light sources spatially offset in the direction of the triangulation baseline, wherein the light detector part is configured to acquire light and to provide along the direction of the triangulation baseline an intensity distribution of the acquired light,
the module further including control and evaluation circuitry operable to enable a triangulation evaluation by determining a zero-crossing point of a difference between two intensity distributions of acquired light originating from two of the at least two light sources of the light emitting part and operable to perform the triangulation evaluation based on the determined zero-crossing point.

US Pat. No. 10,215,856

TIME OF FLIGHT CAMERA

Microsoft Technology Lice...

1. A continuous wave time of flight (CW-TOF) range camera comprising:a light source operable to transmit light to illuminate a scene that the camera images;
a photosensor having pixels configured to register amounts of light reflected by features in the scene from the transmitted light; and
a controller configured to:
control the light source to illuminate the scene with light modulated at each of a plurality of M different modulation frequencies ?m, 1?m?M;
for each ?m acquire frames of the photosensor that image the scene and provide for each pixel of the plurality of pixels a voltage useable to provide a range image of the scene;
for a given pixel p(i,j) and for each ?m process the frames to determine a propagation phase delay ?(i,j,?m) and a phase delay coefficient B(i,j,?m)* associated with the voltages that the frames provide for the given pixel; and
use ?(i,j,?m) and/or B(i,j,?m)* for at least two different ?m to determine whether ?(i,j,?m) is degraded by multipath interference (MPI).

US Pat. No. 10,215,855

COATINGS FOR INCREASING NEAR-INFRARED DETECTION DISTANCES

PPG Industries Ohio, Inc....

1. A method for increasing a detection distance of a surface of an object illuminated by near-IR electromagnetic radiation, comprising:(a) directing near-IR electromagnetic radiation from a near-IR electromagnetic radiation source towards an object at least partially coated with a near-IR reflective coating that increases a near-IR electromagnetic radiation detection distance by at least 15% as measured at a wavelength in a near-IR range as compared to the same object coated with a color matched coating which absorbs more of the same near-IR radiation, wherein the color matched coating has a ?E color matched value of 1.5 or less when compared to the near-IR reflective coating, as measured using an integrating sphere with D65 Illumination, 10° observer with specular component included; and
(b) detecting reflected near-IR electromagnetic radiation reflected from the near-IR reflective coating.

US Pat. No. 10,215,854

DISTANCE MEASURING MODULE COMPRISING A VARIABLE OPTICAL ATTENUATION UNIT INCLUDING AN LC CELL

HEXAGON TECHNOLOGY CENTER...

1. A surveying apparatus embodied as tachymeter, laser scanner, profiler, or laser tracker, comprising an electronic laser distance measuring module, which comprises an optical transmission channel and an optical reception channel for laser measurement radiation, wherein a variable optical attenuation unit for the laser measurement radiation is provided in the optical transmission channel and/or optical reception channel, wherein:the attenuation unit is constructed and designed in such a way that laser measurement radiation impinging on the attenuation unit is attenuated by means of liquid crystals, and for this purpose at least comprises:
a first polarizer,
a liquid crystal shutter having a settable variable transmission, and
a second polarizer, hereafter referred to as a first analyzer,
wherein the liquid crystals are mixed with spacer elements
which are designed as fibers having a length of 3 ?m to 15 ?m, or which are designed as glass beads having a diameter of 3 ?m to 10 ?m, or
wherein the liquid crystals are not mixed with spacer elements in a light passage region to an optically used opening of the liquid crystal shutter and spacer elements are mixed into the liquid crystals only in an edge region, outside the light passage region to the optically used opening of the liquid crystal shutter.

US Pat. No. 10,215,853

ADAPTIVE TRANSMISSION AND INTERFERENCE CANCELLATION FOR MIMO RADAR

Uhnder, Inc., Austin, TX...

1. A radar sensing system for a vehicle, the radar sensing system comprising:a transmit pipeline configured for installation and use on a vehicle, wherein the transmit pipeline comprises a plurality of transmitters configured to transmit radio signals;
a receive pipeline configured for installation and use on the vehicle, wherein the receive pipeline comprises a plurality of receivers configured to receive radio signals that include the transmitted radio signals transmitted by the transmitters and reflected from objects in an environment;
a memory module configured to store interference estimates for each receiver of the plurality of receivers that are estimates of interfering radio signals received by each of the receivers that are transmitted by each respective transmitter of the plurality of transmitters; and
wherein each receiver of the plurality of receivers is configured to mitigate interference that is due to interfering radio signals transmitted by the plurality of transmitters, as defined by the stored interference estimates of the plurality of transmitters for each particular receiver.

US Pat. No. 10,215,851

DOPPLER-BASED SEGMENTATION AND OPTICAL FLOW IN RADAR IMAGES

GM GLOBAL TECHNOLOGY OPER...

1. A computer-implemented method for operating a radar, comprising:capturing, at a radar, an image of radar data generated by reflection of a signal from an object in an environment of the radar, the signal being transmitted by the radar;
performing, at the radar, Doppler analysis on the radar data to obtain radial velocity information of the environment;
generating, by the radar, an image of the environment, wherein the image includes a plurality of pixels, each pixel including radial velocity information;
categorizing, by a computer, the plurality of pixels of the image into a plurality of groups of pixels based on radial velocity information of the pixels; and
associating at least one of the groups of pixels with the object.

US Pat. No. 10,215,850

ORBITAL DETERMINATION (OD) OF GEOSYNCHRONOUS SATELLITES

Raytheon Company, Waltha...

1. A method for determining an orbit of a geosynchronous satellite, the method comprising:under control of at least one processor and memory configured with executable instructions:
receiving a transponded (RF) signal from a relay satellite, at a ground station, wherein the relay satellite receives an RF signal having a first Doppler shift from the geosynchronous satellite and transponds the RF signal to create the transponded RF signal;
calculating a second Doppler shift that is associated with the transponded RF signal received at the ground station from the relay satellite;
determining a frequency of the transponded RF signal that is received at the ground station from the relay satellite, wherein the frequency is a received frequency of the transponded RF signal;
calculating the first Doppler shift associated with the RF signal using the frequency of the transponded RF signal and the second Doppler shift;
computing, at the ground station, a trend in a Doppler shift based on multiple RF signals from the geosynchronous satellite, wherein the trend in the Doppler shift includes multiple Doppler shifts that include the first Doppler shift;
determining, at the ground station, the orbit of the geosynchronous satellite relative to the relay satellite using the trend in the Doppler shift; and
adjusting the orbit of the geosynchronous satellite that is determined using the trend in the Doppler shift,
wherein a location of the ground station and an orbit of the relay satellite are known to the ground station.

US Pat. No. 10,215,849

CTFM DETECTION APPARATUS AND UNDERWATER DETECTION APPARATUS

Furuno Electric Co., Ltd....

1. A Continuous Transmission Frequency Modulated (CTFM) detection apparatus designed to be installed on a boat or a ship, comprising:a projector configured to repeatedly transmit underwater a frequency modulated transmission wave at a particular repetition rate based on a transmission signal;
a sensor configured to form a reception beam directed downward and laterally outward to a side of the boat or the ship and receive a reflected wave, the reflected wave comprising a reflection of the transmission wave on a target object; and
a hardware processor, operatively coupled to the projector and sensor, programmed to at least:
generate a beat signal based at least in part on the transmission signal and the reflected wave,
repeatedly extract a processing signal from the beat signal at a particular extraction rate, the particular extraction rate being faster than the particular repetition rate of the transmission wave, and
generate an image information related to the target object based on the extracted processing signal.

US Pat. No. 10,215,848

METHOD AND SYSTEM FOR LADAR TRANSMISSION WITH INTERLINE DETOURING FOR DYNAMIC SCAN PATTERNS

AEYE, INC., Fairview Hei...

1. An apparatus comprising:a scanning ladar transmission system configured to transmit a plurality of ladar pulses toward a plurality of range points based on a shot list, wherein the shot list defines a dynamic scan pattern that includes interline detouring, the shot list comprising an ordered set of the range points, wherein the range points have coordinates defined by a first axis and a second axis, wherein the range points include a first range point and a second range point in a first row along the first axis and a third range point in a second row along the first axis, wherein the third range point is located between the first and second range points with reference to the second axis;
wherein the scanning ladar transmission system further comprises a processor, the processor configured to sort a plurality of range points into the ordered set for the shot list based on a parameter indicative of an amount of time needed by the scanning ladar transmission system to perform an interline detour, wherein the interline detour parameter is indicative of an amount of time needed by the scanning ladar transmission system to (i) scan from a current row to another row, (ii) scan to a range point in the another row, and (iii) return to the current row; and
wherein the processor is further configured to sort the third range point into the ordered set to fall between the first and second range points in response to a determination that an amount of time needed by the scanning ladar transmission system to (1) scan from the first range point to the second range point after transmitting a ladar pulse toward the first range point, (2) transmit a ladar pulse toward the third range point, and (3) scan from the third range point to the second range point is less than the interline detour parameter.

US Pat. No. 10,215,847

PSEUDO RANDOM SEQUENCES IN ARRAY LIDAR SYSTEMS

GM GLOBAL TECHNOLOGY OPER...

1. An array lidar system, comprising:a first illuminator configured to transmit a first pseudorandom sequence of pulses, the first pseudorandom sequence of pulses resulting in first reflections;
a second illuminator configured to transmit a second pseudorandom sequence of pulses, the second pseudorandom sequence of pulses being transmitted at least partly concurrently with transmission of the first pseudorandom sequence of pulses, the second pseudorandom sequence of pulses resulting in second reflections, wherein the first pseudorandom sequence of pulses and the second pseudorandom sequence of pulses are unmixed, and the first pseudorandom sequence of pulses and the second pseudorandom sequence of pulses are transmitted only partly concurrently with a time shift therebetween based on the first pseudorandom sequence of pulses and the second pseudorandom sequence of pulses being a same sequence of pulses; and
a receiver configured to receive the first reflections and the second reflections and associate the first reflections with the first illuminator based on a result of correlating the first reflections with the first pseudorandom sequence of pulses and a result of correlating the first reflections with the second pseudorandom sequence of pulses, the receiver including an optical detector array and a processor.

US Pat. No. 10,215,846

COMPACT CHIP SCALE LIDAR SOLUTION

TEXAS INSTRUMENTS INCORPO...

1. A LIDAR system, comprising:a static monolithic LIDAR transceiver configured to transmit a laser beam and receive reflected laser light from a first target object, the state monolithic LIDAR transceiver comprising a pulse shaper configured to pulse shape the laser beam and the reflected laser light;
a collimating optic configured to narrow the transmitted laser beam to produce a collimated laser beam; and
a first rotatable wedge prism configured to steer the collimated laser beam in a direction of the first target object based on the first rotatable wedge prism being in a first position.

US Pat. No. 10,215,845

SIMULTANEOUS RANGING AND REMOTE CHEMICAL SENSING UTILIZING OPTICAL DISPERSION OR ABSORPTION SPECTROSCOPY

THE TRUSTEES OF PRINCETON...

1. A system for simultaneous optical pathlength determination and remote chemical sensing of a sample disposed along an optical path, the system comprising:a modulated laser source configured for modulated light emission so that at least one spectral sideband with a sideband frequency is created, the modulated laser source being configured to direct the modulated light emission along the optical path, the modulated laser source being configured to vary the sideband frequency over time;
a detector configured to detect transmitted light from the optical path and generate a detected light intensity signal;
a frequency down-converter configured to receive the detected light intensity signal and generate a frequency down-converted light intensity signal;
a demodulator configured to demodulate the frequency of the down-converted light intensity signal and output an instantaneous frequency;
a pathlength calculator configured to determine an optical pathlength to the sample based on the instantaneous frequency; and
the frequency down-converted light intensity signal being simultaneously output for spectroscopic chemical sensing.

US Pat. No. 10,215,844

RADAR ALIGNMENT APPARATUS AND METHOD OF CONTROLLING THE SAME

Hyundai Mobis Co., Ltd., ...

1. A method of controlling a radar alignment apparatus, comprising:calculating a first target information comprising a first distance to, a first speed, and an first angle of a first target by using a first radar provided on a vehicle;
calculating a second target information comprising a second distance to, a second speed, and a second angle of a second target by using a second radar provided on the vehicle and spaced apart from the first radar by a predetermined interval;
comparing the first distance and the first speed included in the first target information with the second distance and the second speed included in the second target information;
determining whether the first target and the second target are a same target based on the comparison of the first distance with the second distance and the first speed with the second speed;
comparing the first angle included in the first target information with the second angle included in the second target information when it is determined that the first target and the second target are the same target;
determining whether misalignment exists in at least one of the first radar and the second radar based on the comparison of the first angle with the second angle;
correcting the misalignment by using the first distance included in the first target information and the second distance included in the second target information when it is determined that the misalignment exists in at least one of the first radar and the second radar; and
outputting a warning message corresponding to the first target information and the second target information when it is determined that the misalignment does not exist in at least one of the first radar and the second radar,
wherein the misalignment is determined to exist in at least one of the first radar and the second radar when a difference between the first angle included in the first target information and the second angle included in the second target information is equal to or larger than a third reference value.

US Pat. No. 10,215,843

SPATIAL INTERPOLATION METHOD AND APPARATUS FOR LINEAR PHASED ARRAY ANTENNA

MANDO CORPORATION, Pyeon...

1. A spatial interpolation method for a linear phased array antenna (100) including a plurality of transmission antenna elements (110) and a plurality of reception antenna elements (120), the spatial interpolation method comprising:receiving a reflected wave reflected from a target (10) by the plurality of reception antenna elements (120) (S100);
estimating an incidence angle of the reflected wave incident on the plurality of reception antenna elements (120) (S200);
selecting a bad-conditioned antenna element from among the plurality of reception antenna elements (120) by using a received signal power of the reflected wave received by each of the plurality of reception antenna elements (120) (S300); and
compensating for a received signal of the bad-conditioned antenna element by using a received signal of another reception antenna element, and re-estimating the incidence angle of the reflected wave incident on the plurality of reception antenna elements (120) by reflecting the compensated received signal of the bad-conditioned antenna element thereon (S400).

US Pat. No. 10,215,842

FREQUENCY CORRECTION FOR PULSE COMPRESSION RADAR

Navico Holding AS, Egers...

1. A method, comprising:generating a first transmission signal using a pulse compression radar system based on one or more frequency sweep coefficients, wherein the one or more frequency sweep coefficients correspond to an ideal waveform signal, wherein the pulse compression radar system includes a transmitter module;
measuring a frequency of the first transmission signal at an output of the transmitter module;
comparing the measured frequency of the first transmission signal and a frequency of the ideal waveform signal;
generating one or more pre-distortion coefficients based on the comparison, wherein the one or more pre-distortion coefficients are configured to compensate for a difference between the measured frequency of the first transmission signal and the frequency of the ideal waveform signal; and
generating a compensated transmission signal using the pulse compression radar system based on the one or more pre-distortion coefficients and the one or more frequency sweep coefficients, wherein generating the compensated transmission signal comprises:
subtracting the one or more pre-distortion coefficients from the one or more frequency sweep coefficients; and
using the difference between the one or more pre-distortion coefficients and the one or more frequency sweep coefficients as an input to a direct digital synthesizer of the pulse compression radar system.

US Pat. No. 10,215,841

FMCW RADAR SYSTEM ON A CHIP MEASURING PHASE NOISE

Texas Instruments Incorpo...

1. A radar system on a chip comprising:(a) a transmit channel for transmitting frequency modulated continuous wave signals and a receive channel for receiving reflected transmitted signals;
(b) a first mixer having an input coupled to the transmit channel, an input coupled to the receive channel, and a beat signal output;
(c) a baseband bandpass filter having an input coupled to the beat signal output and a filtered beat signal output;
(d) a variable gain amplifier having an input coupled to the filtered beat signal output and an amplified filtered beat signal output;
(e) an analog-to-digital converter having an input coupled to the amplified filtered beat signal output and a digital beat signal output;
(f) a digital front end having an input coupled to the digital beat signal output and a decimated digital beat signal output;
(g) a serial interface having an input coupled to the decimated digital beat signal output;
(h) a radio frequency synthesizer (RFSYNTH) having an output;
(i) a multiplexer having an input coupled to the output of the synthesizer, a buffer input, and an output;
(j) a clock multiplier having an input coupled to the output of the multiplexer and an output coupled to the transmit channel; and
(k) a linear mixer having an input coupled to the output of the multiplexer, an input coupled to the buffer input, and an output coupled to the beat signal output of the first mixer.

US Pat. No. 10,215,840

THRESHOLDS FOR TRANSMITTING WEATHER DATA

Honeywell International I...

1. A method for processing weather data, the method comprising:receiving, at a vehicle and from a base station, a request for weather data, wherein the request comprises an indication of a specified location in space for the weather data;
determining two or more parameters, wherein a first parameter of the two or more parameters comprises a distance between the vehicle and the specified location in space;
calculating a confidence level based on the two or more parameters, wherein the confidence level indicates an estimated accuracy for the weather data obtained from the vehicle;
determining whether the confidence level exceeds a threshold level; and
determining whether to transmit the weather data to the base station based on whether the confidence level exceeds the threshold level.

US Pat. No. 10,215,839

POSE DETECTION DEVICE OF MOVABLE BODY AND LOCATION-BASED SUPPLEMENTAL SERVICE PROVIDING SYSTEM

Polariant, Inc., Seoul (...

1. A pose detection device for a movable body, the pose detection device comprising:a first polarization unit and a second polarization unit positioned to have transmission axis difference values different from each other, wherein the first polarization unit and the second polarization unit receiving light emitted from a polarized light source located beyond and apart from the first polarization unit and the second polarization unit;
a first illuminometer positioned below the first polarization unit and a second illuminometer positioned below the second polarization unit; and
an interpretation unit generating pose information of the movable body based on detected light variation curves for the first polarization unit and the second polarization unit and illumination values measured by the first illuminometer and the second illuminometer;
wherein the interpretation unit detects a phase angle at which at least one point where the illumination value depending on the first illuminometer crosses the detected light variation curves depending on the first polarization unit, and at least one point where the illumination value depending on the second illuminometer crosses the detection light variation curve depending on the second polarization unit, wherein the phase angle is commonly positioned at an n+1th pose detection time and compares the detected phase angle with the phase angle detected at an nth pose detection time to generate rotational information of the movable body.

US Pat. No. 10,215,838

METHOD AND APPARATUS FOR LOCATING WIRELESS ACCESS POINT

Huawei Technologies Co., ...

1. A method, comprising:obtaining a first electromagnetic wave signal received by a first to-be-located access point (AP) of L to-be-located APs, wherein M APs are deployed in a physical area, the M APs comprise N first reference APs and the L to-be-located APs, physical locations of the N first reference APs and a first distance between any two first reference APs are determinate, N is an integer that is greater than or equal to 3 and less than M, a sum of N and L equals M, and L is an integer, and wherein the first electromagnetic wave signal comprises an electromagnetic wave signal sent by each first reference AP;
determining a second distance between the first to-be-located AP and each first reference AP according to the first electromagnetic wave signal; and
determining a physical location of the first to-be-located AP according to the first distance, the second distance, and the physical locations of all the N first reference APs.

US Pat. No. 10,215,837

METHODS AND SYSTEMS FOR LOCALIZATION

Khalifa University of Sci...

1. A system configured to track a client device, the system including:a transmitter station configured to transmit a first wireless signal;
at least three receiver stations; and
a location management station, wherein:
each receiver station is configured to receive the first signal and a second wireless signal transmitted from the client device and triggered by receipt of the first signal by the client device;
the receiver stations and/or the location management station are configured to determine a time difference of arrival between the first signal and second signal for each of the receiver stations;
the location management station is configured to, at multiple times:
compute, based on the corresponding time difference of arrival for each receiver station, a plurality of ellipses each associated with a respective receiver station, each ellipse having a first focal point corresponding to the transmitter station and having a second focal point corresponding to the respective receiver station;
determine a plurality of intersection points between pairs of said ellipses;
estimate the location of the client device using said determined intersection points; and
the location management station is configured to use the locations estimated at the multiple times to track movement of the client device.

US Pat. No. 10,215,836

GEOLOCATION ON A SINGLE PLATFORM HAVING FLEXIBLE PORTIONS

Raytheon Company, Waltha...

1. A method of determining a position of a signal emitter with respect to a platform having a rigid portion and a flexing portion, implemented by one or more processors, comprising:detecting a signal from the signal emitter at a plurality of signal detectors in an array of detectors positioned on the platform, wherein a first subset of the detectors are positioned on the flexing portion and a second subset of detectors are positioned on the rigid portion;
positioning a respective inertial measurement unit (IMU) adjacent to each of the detectors positioned on the flexing portion;
receiving inertial navigation data corresponding to the platform;
receiving inertial measurement data from each respective IMU;
calculating, as a function of the received inertial measurement data, a respective velocity and a respective position of each of the detectors positioned on the flexing portion; and
determining the position of the emitter as a calculated function of (i) the calculated velocity of each of the first subset of detectors, (ii) the calculated position of each of the first subset of detectors, (iii) the received inertial navigation data, and (iv) the emitter signals received at each of the detectors in the array,
wherein determining the position of the emitter further comprises nulling flexure motion measurements from the calculation using a filtering operation of a filter having notches set to vibrational modes of the flexing portion,
whereby the flexure motion measurements are separated from a computed residual used in the filtering operation to generate a correction value.

US Pat. No. 10,215,835

ESTIMATING LOCATION OF SOURCE OF SIGNAL OF INTEREST

L-3 Communications Servic...

1. A method of estimating the location of the source of a signal of interest (SOI), comprising the steps of:(a) sensing a plurality of directional samples of the SOI at disparately located signal receiving locations by using at least one signal receiving system;
(b) with said at least one signal receiving system, measuring a power variable of the received SOI; and
(c) processing the sensed directional samples of the SOI in combination with the power variable measurement of the SOI to estimate the location of the source of the SOI;
assuming that:
i. the location of the source, without regard to elevation, of the SOI is stationary and expressed as S=(x,y);
ii. the locations at which the directional samples are sensed are defined by a matrix Z with column k expressing the kth receiving location as a pair (Zkx, Zky);
iii. the line of bearing (LoB) in relation to North from the kth receiving location to the source of the SOI is expressed as ?k;
iv. the environment is such that there exists a signal-power (PK) relationship between the location of the source of the SOI and the locations at which the directional samples are sensed, with said relationship being expressed by the following equation: Pk=P0|Zk?S|??, where Po is the power of the SOI and ? is a signal-path-loss factor for said environment;
v. the location of the SOI with respect to the locations at which the directional samples are sensed is defined as a pair (xk, yk); and
vi. rk is defined as the range from the sensor to the SOI; andwherein the power variable ?=(P0)1/?;step (c) comprises the steps of:(d) preparing a system of equations:
A. rk2=xr2+yk2  (Eq. 1),
B. Pk=P0|Zk?S|??=P0rk??  (Eq. 2),
C. ?k=tan(?k)xk  (Eq. 3); and
D. S=Zk+rk  (Eq. 4);
(e) using (Eq. 2) to express:

(f) using (Eq. 5) to rewrite (Eq. 1) as:

(g) using the angle of arrival (AoA) of each sensed directional sample to resolve the + ambiguity in (Eq. 6) and (Eq.7) by rewriting (Eq. 6) and (Eq.7) as:

(h) using (Eq. 4) to rewrite (Eq. 6) and (Eq.7) as:
and(i) estimating the location (x, y) of the source of the SOI with respect to the vector position value (b) of the respective receiving location (K) by expressing (Eq. 10 and Eq. 11) as
where the matrix A's 2Kth and (2K+1)th rows are given by:and b kth and (k+1)th values are

US Pat. No. 10,215,834

DUAL AXIS SOLAR TRACKER

TSINGHUA UNIVERSITY, Bei...

1. A dual axis solar tracker comprising:a moving platform;
a fixed platform fixed on a foundation;
a serial chain mounted between the moving platform and the fixed platform and having a bottom connected to the fixed platform by a revolute joint along a vertical axis and a top connected to the moving platform by a revolute joint along a horizontal axis;
a parallel chain mounted between the moving platform and the fixed platform, both the length and the orientation angle of the parallel chain being variable; and
a driving device configured to drive the parallel chain to move so as to drive the moving platform to rotate around vertical and horizontal axes;
wherein the parallel chain comprises a five-bar parallel mechanism and a connector, the connector being mounted between the moving platform and the junction of the third rod and the fourth rod.

US Pat. No. 10,215,833

TWO-AXIS INTERFEROMETRIC TRACKING UTILIZING PAIRS OF SHEARING INTERFEROMETERS

Optical Physics Company

1. An interferometric tracking device comprising:an optical cascade comprising a plurality of image dividers, each of the image dividers splitting incident light into a plurality of non-parallel orthogonally polarized beams, the plurality of image dividers comprising:
an incident image divider receiving light into the optical cascade;
one or more intermediary image dividers optically coupled to the incident image divider; and
one or more exit image dividers, each exit image divider optically coupled to one of the intermediary image dividers;
a plurality of pairs of shearing interferometers, each pair of the shearing interferometers being optically coupled between optically adjacent image dividers in the optical cascade; and
one or more focal plane arrays, the orthogonally polarized beams from the one or more exit image dividers being imaged onto the one or more focal plane arrays.

US Pat. No. 10,215,832

METHOD FOR OPERATING AN ELECTRONIC MODULE

SEMICONDUCTOR COMPONENTS ...

1. A method of operating an electronic module, comprising:operating the electronic module in a normal operating mode, wherein a multi-use terminal is used for a single purpose of receiving power;
receiving a first signal that includes a first component and a second component, the first component of the first signal serving as the power for the electronic module and the second component of the first signal comprising data;
operating the electronic module in a configuration mode in response to a first set of criteria being satisfied, wherein the first set of criteria comprises the second component of the first signal being at a first signal level for a first amount of time; and
outputting an output signal from the electronic module.

US Pat. No. 10,215,831

METHOD AND MAGNETIC RESONANCE SYSTEM TO DETERMINE A RESONANCE FREQUENCY DEVIATION

Siemens Aktiengesellschaf...

1. A method to determine an actual measurement of a resonance frequency deviation in a magnetic resonance (MR) apparatus, comprising:operating a gradient system of the MR apparatus in order to activate a slice selection gradient along a direction, said slice selection gradient having an amplitude and a polarity;
operating a radio-frequency (RF) antenna system of the MR apparatus in order to radiate an excitation pulse into an examination subject, situated in the MR apparatus and thereby excite nuclear spins in a slice in the examination subject defined by the slice selection gradient;
operating the RF antenna system in order to radiate a RF refocusing pulse which refocuses dephased nuclear spins in the examination subject;
operating the gradient system in order to activate a readout gradient along said slice selection direction, said readout gradient that is being activated along the slice selection direction having an amplitude, and a polarity that is opposite to the polarity of the activated slice selection gradient;
operating the RF antenna system in order to readout MR data while the readout gradient is activated along the slice selection direction;
providing the readout MR data to a processor and,
in said processor,
reconstructing an MR image from the provided, and readout MR data;
identifying image points in said reconstructed MR mage exhibiting a signal intensity that is greater than a predetermined threshold;
determining one image point, among the image points identified in said reconstructed MR image, that has a maximum separation between said determined one image point and said slice of the examination subject, occurring along said same direction as the activated slice selection and readout gradients; and
in said processor, determining an actual measurement of a resonance frequency deviation dependent on said amplitude of the slice selection gradient, said amplitude of the readout gradient, and said maximum separation, and
thereafter emitting an electronic signal from said processor representing said actual measurement of said resonance frequency deviation which is then provided to a user, output to a monitor display, or stored in a memory.

US Pat. No. 10,215,830

AUTOMATED CANCER DETECTION USING MRI

The United States of Amer...

1. A method for facilitating cancer diagnosis, comprising:extracting texture information from imaging data for a target organ;
determining texture features that are indicative of cancer by identifying frequent texture patterns in the extracted texture information by:
(1) identifying frequent texture patterns from the extracted texture information using frequent pattern mining by:
(a) identifying length-1 frequent patterns in the extracted texture information that are represented by a single texture pattern code that occurs more than a predetermined threshold percentage of the entire dataset,
(b) examining sub-datasets of the extracted texture information, wherein each sub-dataset contains a different one of the identified length-1 frequent patterns,
(c) generating frequent patterns with increasing pattern length, and
(d) examining additional sub-datasets of the extracted texture information, wherein each additional sub-dataset contains a different one of the generated frequent patterns having the increased pattern length;
(2) comparing occurrences of the frequent texture patterns between cancers and benign tissue using a Wilcoxon rank-sum test and selecting significant texture patterns based on the comparison; and
(3) ordering the significant texture patterns using minimum redundancy maximum relevance (mRMR) criterion, and then choosing the most discriminative texture features using forward feature selection;
generating a classification model based on the determined texture features that are indicative of cancer; and
based on the classification model, generating diagnostic cancer prediction information for the target organ.

US Pat. No. 10,215,829

USE OF ECHO SHAPES IN NUCLEAR MAGNETIC RESONANCE LOG DATA ACQUISITION AND QUALITY CONTROL

SCHLUMBERGER TECHNOLOGY C...

1. A method to process information from a wellbore nuclear magnetic resonance tool, comprising:placing the wellbore nuclear magnetic resonance tool in a wellbore to a scan a geological formation;
activating the nuclear magnetic resonance tool to send signals to and receive signals from the geological formation;
acquiring the received signals from the geological formation wherein the received signals have an echo shape;
storing the echo shape according to at least one of a quadrature phase and a nominal signal phase;
computing an echo shape from all of the received signals;
determining a presence of a noise from the received signals;
defining a noise filter based upon the received signals from the nuclear magnetic resonance tool; and
using the filter to remove noise from the received signals.

US Pat. No. 10,215,828

MAGNETIC RESONANCE IMAGING APPARATUS

TOSHIBA MEDICAL SYSTEMS C...

2. A magnetic resonance imaging apparatus comprising:a sequence controller configured to apply MT (Magnetization Transfer) pulses having a frequency different from a resonance frequency of free water protons and then acquire magnetic resonance signals of an object to be imaged, wherein the sequence controller acquires the magnetic resonance signals for each of multiple frequencies while changing the frequency of the MT pulses within a frequency band configured based on a shorter one of T2 relaxation times of at least two restricted protons having different T2 relaxation times contained in the object to be imaged;
an analyzer configured to analyze the magnetic resonance signals acquired for each of the frequencies on a basis of a relationship between signal intensity and frequency to obtain Z-spectra for each range of analysis, wherein
the analyzer derives, from the Z-spectra, values about the at least two restricted protons having T2 relaxation times different from each other.

US Pat. No. 10,215,827

METHOD TO MEASURE TISSUE TEXTURE USING NMR SPECTROSCOPY TO IDENTIFY THE CHEMICAL SPECIES OF COMPONENT TEXTURAL ELEMENTS IN A TARGETED REGION OF TISSUE

BIOPROTONICS INC., Santa...

1. A method for identifying the related texture and chemical species in a targeted region of tissue, the method comprising:selectively exciting a volume of interest (VOI) and applying a k encode gradient pulse to induce phase wrap to create a spatial encode for a specific k-value and orientation, the specific k-value selected based on anticipated texture within the VOI;
recording multiple samples of the NMR RF signal encoded with the specific k-value as signal data;
taking the Fourier Transform of the acquired signal data, wherein for each k-encode, wherein the signal data recorded is indicative of the spatial power density at that point in k-space; and,
evaluating each peak in the NMR spectrum whereby the relative contribution to texture of tissue in the VOI at a k-value for each chemical species is determined.

US Pat. No. 10,215,826

MPI SCANNER WITH MOVING PERMANENT MAGNETIC ELEMENTS

Bruker BioSpin MRI GmbH, ...

1. MPI-(=Magnetic Particle Imaging) apparatus comprising a magnet system designed for the generation of a time-varying and position-dependent magnetic field in a detection volume and a detection system detecting signals from MPI contrast agents exposed to said magnetic field within said detection volume, said signals being suitable for reconstructing an image of the spatial—and where required also temporal—distribution of said MPI contrast agents,characterized in that
the magnet system comprises an array with a plurality of permanent magnetic elements geometrically arranged in such a way that at least a part of the plurality of permanent magnetic elements are moved with sufficient speed to create the spatial and temporal magnetic field variations for inducing within the contrast agent the MPI signals recorded by the detection system, wherein the magnetic elements are geometrically arranged in the form of one or more rotatable wheels, in particular with the magnetic elements being positioned in a plane parallel to the plane of the wheel.

US Pat. No. 10,215,824

MAGNETIC RESONANCE IMAGING APPARATUS

TOSHIBA MEDICAL SYSTEMS C...

1. A magnetic resonance imaging (MRI) apparatus comprising:MRI system components including static and gradient magnetic field generators, at least one radio frequency (RF) coil, RF transmitter and receiver circuits, an operator display and input port and at least one programmed processor configured to control the MRI system components to:
detect cross-sectional positions of a plurality of cross-sectional images, to be acquired in a subsequent imaging scan, from previously acquired volume data;
acquire the cross-sectional images in sequence based on the cross-sectional positions by executing the imaging scan;
after a first cross-sectional image is acquired in the imaging scan, generate and display to an operator an image in which a cross-sectional position of a second cross-sectional image detected from the previously acquired volume data is superimposed on the first cross-sectional image before the second cross-sectional image is acquired in the imaging scan, the second cross-sectional image intersecting with the first cross-sectional image; and
if needed, correct the cross-sectional position of the second cross-sectional image to be acquired in the imaging scan.

US Pat. No. 10,215,823

MAGNETIC RESONANCE APPARATUS, AND METHOD FOR DETERMINING THE POSITION OF A RECEPTION COIL IN THE SCANNER THEREOF

Siemens Healthcare GmbH, ...

1. A method for determining position information about a reception coil of an instrument that is to be localized within a magnetic resonance data acquisition scanner, said method comprising:operating said magnetic resonance data acquisition scanner to acquire magnetic resonance data from said reception coil by activating a read-out gradient in a single direction, and thereby obtaining, as said magnetic resonance data, one-dimensional magnetic resonance data having a peak structure;
providing said magnetic resonance data from said reception coil to a processor and, in said processor, executing a training period comprising a plurality of iterations in each of which at least one training period dataset is generated by establishing a position specification, dependent on said peak structure, of said reception coil, said position specification designating a position of said reception coil in said scanner in a direction of said one-dimensional magnetic resonance data, using a first position specification establishing method and, upon fulfillment of a training criterion designating at least one of quality of the magnetic resonance data or quality of said position specification, terminating said training period and producing said at least one training data set by statistically calculating each position specification from each iteration of said training period into a training period position specification represented in said at least one training period dataset;
after completion of said training period, determining a final position specification of said reception coil in said magnetic resonance scanner using a second position specification establishing method, that differs from said first position specification establishment method, by correlating said one-dimensional magnetic resonance data with said at least one training dataset obtained in said training period, and making said final position specification of said reception coil available in electronic form as an output from said processor.

US Pat. No. 10,215,822

IMAGE PROCESSING APPARATUS AND MAGNETIC-RESONANCE IMAGING APPARATUS

TOSHIBA MEDICAL SYSTEMS C...

1. A magnetic resonance imaging (MRI) apparatus comprising:MRI system components including static and gradient magnetic field generators, radio frequency (RF) coils, RF transmitter and receiver circuits, at least one processor and a memory that stores processor-executable instructions that, when executed by the processor, cause the MRI apparatus to:
acquire MR data providing partially sampled first k-space data;
generate second k-space data by calculating and assigning a sample values to at least a part of sampling positions having no sample value in the first k-space data;
reconstruct in the spatial domain a first image having pixel data values from the first k-space data;
reconstruct in the spatial domain a second image having pixel data values from the second k-space data;
generate pixel weighting factors for pixel data values in the first and second images; and
generate a further magnetic resonance spatial domain image by performing weighted pixel data value additions of the reconstructed first and second images using the generated weighting factors.

US Pat. No. 10,215,821

METHODS FOR SIMULTANEOUS MULTI-ANGULAR RELAXOMETRY AND RF MAPPING OF TISSUE USING MAGNETIC RESONANCE IMAGING

Washington University, S...

1. A method of performing quantitative MM imaging of a subject, the method comprising:acquiring a plurality of MR data using an RF coil from the subject using a GRE sequence with a series of read-out gradient pulses with a plurality of flip angles;
combining a plurality of MRI image datasets obtained from the subject to form a single dataset, each MRI image dataset comprising a plurality of imaging voxels and an image value set associated with each imaging voxel, each image value set comprising multiple image values, each image value reconstructed from k-space MRI data obtained from one RF channel of the RF coil at one combination of read-out gradient pulse and flip angle of the GRE sequence;
fitting a theoretical model S(?, TR, TE) to each image value set associated with each imaging voxel of the single dataset, the theoretical model S(?, TR, TE) characterized by five quantitative tissue-specific MRI parameters, the quantitative tissue-specific MM parameters comprising: S0 representing a spin density, R1 representing a longitudinal relaxation rate constant, R2*; representing a transverse relaxation rate constant, kf? representing a cross-relaxation rate constant, and ? representing a magnetization transfer-related relaxation parameter, wherein ? is a flip angle, TR is a repetition time, and TE is a gradient echo time of the GRE sequence; and
producing at least one quantitative image (map) comprising each imaging voxel and at least one corresponding value of S0, R1, R2* , kf? and ? determined from fitting the theoretical model S(?, TR, TE).

US Pat. No. 10,215,820

DIFFERENTIATING TISSUES WITH MR IMAGING

KONINKLIJKE PHILIPS N.V.,...

1. A medical imaging system comprising:a magnetic resonance (MR) scanner which applies a multi-echo ultra-short echo time (UTE) with an mDixon pulse sequence to a subject and receives MR data representing at least a portion of the subject; and
one or more processors configured to:
reconstruct a free induction decay (FID) image, one or more echo magnitude images, one or more phase images, an in-phase image (IP), a water image, and a fat image from the received MR data, and
at least one of:
segment and classify cortical bone and spongy bone from the reconstructed magnitude, phase, and fat images, or
segment and classify lung tissue, soft body tissue, water, and fat from the reconstructed magnitude, phase, water, and fat images.

US Pat. No. 10,215,819

MAGNETIC RESONANCE IMAGING APPARATUS AND WIRELESS RF COIL APPARATUS

Toshiba Medical Systems C...

1. A magnetic resonance imaging apparatus comprising a wireless RF coil unit,the wireless RF coil unit comprising:
at least one receiver configured to receive a first analog signal having a first frequency synchronized with a first clock of a device different from the wireless RF coil unit, and a second analog signal having a second frequency different from the first frequency;
a converter configured to convert the first analog signal into a first digital signal, and the second analog signal into a second digital signal, in accordance with a second clock of the wireless RF coil unit;
a mixer configured to generate a multiplication signal of the first digital signal and the second digital signal; and
a filter configured to pass a predetermined frequency component in the multiplication signal and output an intermediated frequency signal.

US Pat. No. 10,215,818

SINGLE COAXIAL INTERFACE FOR MAGNETIC RESONACE (MR) COILS

KONINKLIJKE PHILIPS N.V.,...

14. The MR system according to claim 13, further including:a backend system configured to control the MR coil array, control the driver circuit and generate an MR image of a patient from the amplified MR signals.

US Pat. No. 10,215,817

INSULATED RF COIL AND MAGNETIC RESONANCE IMAGING APPARATUS INCLUDING THE SAME

SAMSUNG ELECTRONICS CO., ...

1. A magnetic resonance imaging (MRI) apparatus comprising:an RF coil configured to receive an RF signal, and including:
a first cover configured to receive injectable thermal insulation material therein;
a second cover configured to receive injectable thermal insulation material therein, and detachably couple to the first cover;
an inner space formed between the first cover and the second cover to receive thermal insulation material therein;
at least one thermal insulation material nozzle formed at at least one of the first cover and the second cover such that thermal insulation material is injected into the at least one of the first cover and the second cover through the at least one thermal insulation material nozzle; and
at least one circuit board disposed in the inner space and including a circuit element configured to receive the RF signal.

US Pat. No. 10,215,816

MAGNETIC FIELD MEASURING APPARATUS

Hitachi, Ltd., Tokyo (JP...

1. A magnetic field measuring apparatus comprising:a sensor unit for passing therethrough a light outputted from a light source unit;
a signal control processor for removing light intensity fluctuation based on two lights passed through the sensor unit;
a light splitter for splitting the light emitted from the light source unit into a first light and a second light; and
a light intensity control unit for superimposing a fluctuation of an electrical signal transmitted from the signal control processor on the first light,
wherein the sensor unit comprises:
a circular polarization unit which circularly polarizes the first light; and
a sensor glass cell which is provided in a subsequent stage of the circular polarization unit, while alkali metal gas is sealed therein, and the first light and the second light pass therethrough, and
wherein the signal control processor comprises:
a conversion unit for converting intensity of the second light passing through the sensor glass cell into an electrical signal;
a reference voltage unit for supplying a reference voltage;
a differential unit for calculating a difference value between the reference voltage and a voltage converted by the conversion unit; and
a drive unit for transmitting fluctuation of the difference value as fluctuation of the electrical signal to the light intensity control unit.

US Pat. No. 10,215,815

POWER SUPPLY MONITORING DEVICE, ELECTRONIC APPARATUS, AND POWER SUPPLY MONITORING METHOD

Sony Corporation, Tokyo ...

1. A power supply monitoring device, comprising:time duration obtaining circuitry configured to determine a time duration for which a value of a pulsating signal is higher than a first predetermined reference voltage; and
power interruption detection circuitry configured to determine whether a supply of power has been interrupted based on whether or not the time duration is longer than a first threshold time duration,
wherein the pulsating signal is an alternating current signal processed with half-wave rectification, and the first threshold time duration is shorter than a period of the alternating current signal.

US Pat. No. 10,215,814

SYSTEM AND METHOD FOR COGNITIVE ALARM MANAGEMENT FOR THE POWER GRID

INTERNATIONAL BUSINESS MA...

1. A method of cognitive alarm management, said method comprising:utilizing at least one processor to execute computer code configured to perform the steps of:
receiving, from a plurality of sensors of a power grid, a plurality of sensor measurements;
transforming the plurality of sensor measurements into a state estimation of the power grid, the state estimation of the power grid including two or more alarms;
determining rankings of the two or more alarms, wherein the determining comprises identifying a historical alarm condition having a similarity to the state estimation of the power grid and ranking the two or more alarms based upon control actions resulting in a successful resolution of the historical alarm condition, wherein the determining comprises utilizing an alarm relationship graph that identifies a dynamic relationship between alarms and identifies dependencies between alarms;
simulating power flow resulting from resolution of the two or more alarms in rank-order, according to the rankings of the two or more alarms;
determining a final ranking of the two or more alarms based on said simulating;
wherein the final ranking of the two or more alarms identifies a causal alarm to be prioritized for resolution, wherein the causal alarm comprises an alarm that when resolved resolves at least one other of the two or more alarms;
generating a resolution plan based upon the final ranking, wherein the resolution plan comprises an order for resolving the two or more alarms and wherein the order prioritizes the causal alarm and results in the two or more alarms being resolved using a least number of control actions; and
causing execution of the least number of control actions in the order for resolving the two or more alarms to bring the power grid back to a normal and secure state.

US Pat. No. 10,215,813

STORAGE BATTERY STATE MONITORING SYSTEM, STORAGE BATTERY STATE MONITORING METHOD, AND STORAGE BATTERY STATE MONITORING PROGRAM

Hitachi Chemical Company,...

1. A storage battery state monitoring system which monitors a state of each of a plurality of storage batteries connected in series and constituting an assembled battery provided in an apparatus, the system comprising:current detecting means which detects a current in each of the storage batteries;
a plurality of slave devices compose of state measuring means which measures an operation time, a temperature, a voltage, and an internal resistance of each of the storage batteries, the internal resistance being measured at at least two or more kinds of frequencies and each directly connected to each of one or more of the plurality of storage batteries;
a superordinate monitoring device which acquires data detected or measured by the current detecting means and/or the state measuring means and estimates degradation of each of the storage batteries based on the acquired data; and
one or more of master devices which relay communication between the superordinate monitoring device and each of the plurality of slave devices,
wherein the one or more of the master devices are connected to the superordinate monitoring device so as to enable communication therebetween, and one or more of the plurality of slave devices are connected to each of the one or more master devices so as to enable communication therebetween, and
wherein a state that is not normal in each of the storage batteries is determined by distinguishing an initial failure or an accidental failure from degradation over time based on at least one or more values of the temperature, the voltage, and the internal resistance measured by the state measuring means and a direct current resistance of each of the storage batteries obtained from a ratio between a change in a current value detected by the current detecting means and a change in a voltage value measured by the state measuring means during discharging of each of the storage batteries.

US Pat. No. 10,215,812

CLAMP-TYPE PROBE DEVICE

CHROMA ATE INC., Taoyuan...

1. A clamp-type probe device, comprising:a first pressed member comprising a first clamping portion and a first mounted portion connected to each other, and the first pressed member having a first assembly hole and a second assembly hole;
a second pressed member comprising a second clamping portion and a second mounted portion connected to each other, the second mounted portion and the first mounted portion connected to each other, and the second clamping portion and the first clamping portion separated from each other; and
a probe head comprising a plurality of contacting members, each of the plurality of contacting members comprising two bending portions connected to each other, two ends of each of the plurality of contacting members, which are opposite to each other, respectively disposed through the first assembly hole and the second assembly hole, and the two bending portions of each of the plurality of contacting members respectively pressed against an inner side surface of the first assembly hole and an inner side surface of the second assembly hole.

US Pat. No. 10,215,811

ELECTRONIC CIRCUIT FOR MEASURING CURRENTS DURING CHARGING AND DISCHARGING OF A SECONDARY BATTERY

Braun GMBH, Kronberg (DE...

1. An electronic circuit for measuring currents during charging and discharging of a secondary battery having:the secondary battery,
a first shunt for determining a first electrical current during discharging of the secondary battery,
a second shunt for determining a second electrical current during charging of the secondary battery,
a switchable electrical load,
two connectors for connecting a switchable power supply to the electronic circuit for charging the secondary battery and
a voltage measuring device,
wherein
the first shunt is connected in series between the switchable electrical load and the secondary battery and
the second shunt is connected in series between one of the two connectors for connecting the switchable power supply and the secondary battery,
wherein the first shunt and the second shunt are connected to the same one of the two battery terminals of the secondary battery, and
wherein the voltage measuring device comprises only one voltage tapping configured to measure a first voltage drop over the first shunt when the secondary battery is discharging and configured to measure a second voltage drop over the second shunt when the secondary battery is charging, the one voltage tapping connected to an electrical conduit between the first shunt and the switchable electrical load and measuring the electrical potential with respect to ground, as defined by the ground potential of the voltage measuring device.

US Pat. No. 10,215,810

BATTERY MONITORING SYSTEM

YAZAKI CORPORATION, Mina...

1. A battery monitoring system for monitoring a state of a battery pack including n (n: an integer) pieces of battery cells connected in series over a plurality of stages, comprising:an input circuit to which respective voltage signals of the battery cells are inputted;
a multiplexer configured to:
select a battery cell for voltage detection from the n pieces of battery cells;
select voltage signals inputted from the input circuit; and
output the selected voltage signals;
a first voltage measuring circuit configured to measuring a voltage based on a voltage signal in a first route outputted from the multiplexer;
a second voltage measuring circuit configured to measure a voltage based on a voltage signal in a second route outputted from the multiplexer, at the same time as measurement of the first voltage measurement circuit;
a comparator configured to compare a measurement result by the first voltage measuring circuit with a measurement result by the second voltage measuring circuit; and
a control unit configured on a basis of a comparison result by the comparator to judge at least one of:
a voltage of each of the battery cells;
an operation check of equalizing the voltages of the respective battery cells;
a presence or absence of a disconnection of a detection line of each of the battery cells; and
a presence or absence of a failure in the multiplexer.

US Pat. No. 10,215,809

METHOD AND SYSTEM FOR VERIFICATION OF CONTACT OPERATION

CARRIER CORPORATION, Far...

13. A method for verifying operation of a contact, the method comprising:connecting a voltage source to a first terminal of the contact through a first switch;
connecting a second switch to a second terminal of the contact;
connecting a third switch to the second terminal of the contact;
connecting a voltage output to the second switch and the third switch; and comparing the voltage output to a first voltage and a second voltage;
wherein the voltage output indicates operation of the contact in response to status of the first switch, the second switch and the third switch.

US Pat. No. 10,215,808

SCAN TEST CIRCUIT, SCAN TEST METHOD, AND METHOD OF DESIGNING SCAN TEST CIRCUIT

MegaChips Corporation, O...

1. A scan test circuit comprising:a scan chain which comprises a plurality of sub-scan chains formed by connecting respective scan cell circuits in series among a plurality of scan cell circuits included in an internal circuit when a scan enable signal is set to a scan test mode and a scan mode signal is set to a compression scan mode, and which is formed by connecting the plurality of sub-scan chains in series when the scan enable signal is set to the scan test mode and the scan mode signal is set to a non-compression scan mode;
an input distribution circuit which is configured, in the compression scan mode, to input a scan-in signal to be distributed as a distribution signal to a scan-in input terminal in each of scan cell circuits respectively positioned first in the plurality of sub-scan chains, and which is configured, in the non-compression scan mode, to input the scan-in signal to a scan-in input terminal of a scan cell circuit positioned first in a first sub-scan chain, and to sequentially input an output signal from a scan cell circuit positioned last in a preceding sub-scan chain to a scan-in input terminal of a scan cell circuit positioned first in its succeeding sub-scan chain; and
an output compression circuit which is configured to output, in the compression scan mode, a compression signal obtained by compressing output signals from scan cell circuits respectively positioned last in the plurality of sub-scan chains as a scan-out signal, and to output, in the non-compression scan mode, an output signal from a scan cell circuit positioned last in a final sub-scan chain as the scan-out signal;
wherein the scan chain comprises a bypass circuit which is configured in the compression scan mode to connect scan cell circuits of a confidentiality-requiring circuit specified based on information on the confidentiality-requiring circuit which requires confidentiality among the plurality of scan cell circuits included in the internal circuit, thereby forming the plurality of sub-scan chains, and which is configured in the non-compression scan mode to bypass the scan cell circuits of the confidentiality-requiring circuit to form the plurality of sub-scan chains,
wherein the information on the confidentiality-requiring circuit is information on a logic circuit that a scan test is not performed in the non-compression scan mode among the internal circuit, and
wherein the information on the confidentiality-requiring circuit is a hierarchical name of the confidentiality-requiring circuit included in a netlist of the internal circuit.

US Pat. No. 10,215,807

DECOMPRESSED/COMPRESSED DATA PARALLEL SCAN PATHS WITH INPUT/OUTPUT SHIFT REGISTER, SCI/SCO

Texas Instruments Incorpo...

1. An integrated circuit comprising:(a) functional circuitry having test stimulus inputs and test response outputs;
(b) scan path circuits, each scan path circuit having a scan input, a scan output, a scan clock input, a scan enable input, stimulus outputs coupled to the stimulus inputs of the functional logic, and response inputs coupled to the response outputs of the functional logic;
(c) decompressor circuitry having parallel compressed data inputs, a scan clock input, and a scan enable input, and having outputs connected to the scan inputs of the scan path circuits;
(d) compactor circuitry having inputs connected to the scan outputs of the scan path circuits and having parallel compressed data outputs;
(e) an input/output shift register having a serial compressed data input, a serial compressed data output, parallel inputs coupled to the parallel compressed data outputs, parallel outputs coupled to the parallel compressed data inputs of the decompressor circuitry, and a shift clock input; and
(f) a controller including:
a state machine having a first input coupled to a test clock input, a second input coupled to a test mode select input, and having state outputs;
an instruction register having a serial test data input coupled to the serial compressed data input and having a control output; and
decode circuitry having inputs coupled to the state outputs and the control output, the decode circuitry having a shift clock output coupled to the shift clock input, a scan clock output coupled to the scan clock inputs, and a scan enable output coupled to the scan enable inputs.

US Pat. No. 10,215,806

DECOMPRESSED/COMPRESSED DATA PARALLEL SCAN PATHS WITH TAP DECODED SHIFT/SCAN CLOCKS

Texas Instruments Incorpo...

1. An integrated circuit comprising:(a) a test clock input and a test mode select input;
(b) a serial data input and a serial data output;
(c) a first shift register having a serial input coupled to the serial data input, a shift clock input, and having parallel outputs;
(d) a decompressor having inputs coupled to the parallel outputs of the first shift register and having decompressor outputs;
(e) scan paths, each scan path including flip flops coupled in series and having a scan input coupled to a decompressor output, a scan clock input, and having a scan output;
(f) a compressor having inputs coupled to the scan outputs and having parallel compressor outputs;
(g) a second shift register having parallel inputs coupled to the parallel compressor outputs, a shift clock input, and having a serial output coupled to the serial data output; and
(h) a controller including:
a state machine having a first input coupled to the test clock input, a second input coupled to the test mode select input, and state outputs;
an instruction register having an input coupled to the serial data input and having a control output; and
decode circuitry having inputs coupled to the test clock input, the state outputs and the control output, the decode circuitry having a shift clock output coupled to the shift clock inputs of the first shift register and the second shift register and a scan clock output coupled to the scan clock inputs of the scan paths.

US Pat. No. 10,215,805

IC TAP, SAP STATE MACHINE STEPPING ON TCK FALLING EDGE

Texas Instruments Incorpo...

1. An integrated circuit comprising:(a) a TCK lead, a TMS lead, a TDI lead, and a TDO lead;
(b) a test access port circuit having a TCK input coupled to the TCK lead, a TMS input coupled to the TMS lead, a TDI input coupled to the TDI lead, a TDO output coupled to the TDO lead, a data register and an instruction register that are coupled to the TDI input and that are selectively coupled to the TDO output, and a state machine that is coupled to the TCK input, the TMS input, the data register and the instruction register, the state machine changing states upon a rising edge of a clock signal on the TCK lead;
(c) an inverter having an input coupled to the TCK lead and an output; and
(d) a shadow access port circuit having:
a TCK input coupled to the output of the inverter,
a TMS input coupled to the TMS lead,
a TDI input coupled to the TDI lead,
a TDO output coupled to the TDO lead,
multiplexer circuitry having a data register input, an instruction register input, a TDO output coupled to the TDO lead, and a control input;
a data register having an input coupled to the TDI input, an output coupled to the data register input, and a control input,
an instruction register having an input coupled to the TDI input, an output coupled to the instruction register input, and a control input, and
a state machine that is coupled to the TCK input, the TMS input, and control outputs that are coupled to the control inputs of the multiplexer circuitry, the data register, and the instruction register, the state machine changing states upon a falling edge of a clock signal on the TCK lead.

US Pat. No. 10,215,804

SEMICONDUCTOR POWER AND PERFORMANCE OPTIMIZATION

INTERNATIONAL BUSINESS MA...

1. A computer-implemented method comprising:examining, by a processor, fail data of an integrated circuit device to determine which latches of the integrated circuit device are underperforming;
analyzing, by the processor, a directed graph of the integrated circuit device to find clock controllers that feed into the latches that are underperforming;
creating, using the processor, a test plan to test the clock controllers that feed into the latches that are underperforming; and
performing, using the processor, the test plan to find the clock controllers, among the clock controllers that feed into the latches that are underperforming, that are in a critical path, wherein the critical path causes slow performance of the integrated circuit device.

US Pat. No. 10,215,803

METHOD AND APPARATUS FOR CONCURRENT INTER-TEST RESPONSE COMPACTION AND DIAGNOSIS

1. A method for improving output response testing during the manufacturing process of integrated circuits by locating an error value in a scan cell of a scan chain in a plurality of concatenated test pattern output responses during output response test compression instead of using uncompressed test pattern responses to locate the error value or discarding the entire selections of said test pattern output responses, the method comprising:Comparing test result values of scan cell selections to the expected result values to identify two or more scan cell selections that contain error values; and
XORing a first selection of scan cells containing inner samples of scan chain test response data having said error value with at least one other selection of scan cells containing inner samples of scan chain test response data having said error value to locate said error value,
Wherein said first selection of scan cells containing inner samples of scan chain test response data has at least one scan cell containing an inner sample of scan chain data not in common with any of the scan cells in said second selection of scan cells containing inner samples of scan chain test response data, and
Wherein at least one of said first and second selections of scan cells containing inner samples of scan chain test response data contains at least one scan cell from a time location different from the time location of at least one other scan cell in said first or said second selections of scan cells containing inner samples of scan chain test response data.

US Pat. No. 10,215,802

MAGNETICALLY-LATCHED ACTUATOR

SYSTEMS, MACHINES, AUTOMA...

1. A method for testing a component using a test-probe assembly coupled to a shaft of an actuator, the method comprising:energizing the actuator during a first time period to move the test-probe assembly into an approach position, the approach position being a predetermined distance from a surface of the component;
energizing the actuator during a second time period by performing a soft landing procedure wherein the performing includes moving the test-probe assembly from the approach position into soft contact with the surface of the component;
latching the shaft in a fixed position so as to cause the test-probe assembly to apply a constant force to the surface of the component, wherein the latching includes engaging a latch arrangement concurrent with the soft contact;
de-energizing, subsequent to the engaging the latch arrangement, the actuator while maintaining the shaft in the fixed position for a duration of time, wherein the latch arrangement is configured to apply a maximum force greater than the constant force upon being engaged; and
energizing the actuator during a third time period to un-latch the latch arrangement and move the test-probe assembly out of contact with the surface of the component, wherein an amount of force required to un-latch the latch arrangement is less than the maximum force.

US Pat. No. 10,215,801

CONTACT INSPECTION DEVICE HAVING A PROBE HEAD AND ROTATION RESTRICTING PORTIONS

KABUSHIKI KAISHA NIHON MI...

1. A contact inspection device that performs contact inspection of a test object, comprising:plural probes each having a first end to be brought into contact with the test object and a second end located at an opposite side of the first end in an axial direction of the probe;
a probe substrate including contact portions in contact with respective second ends of the probes;
a probe head through which the plural probes extend and which is detachably attached to the probe substrate; and
plural positioning members which are provided on a surface of the probe head facing the probe substrate and through which the plural probes extend, wherein
each of the probes has a rotation restricted portion provided on the side of the second end, said rotation restricted portion protruding in a direction perpendicular to the axial direction,
each of the plural positioning members has rotation restricting portions surrounding the rotation restricted portions,
when the plural positioning members are moved relative to each other, the rotation restricting portions align the probes and switch the probes from a rotation unrestricted state to a rotation restricted state, and
the probes are configured to be individually pulled out from the probe head toward the probe substrate by moving the plural positioning members relative to each other.

US Pat. No. 10,215,800

DEVICE SPECIFIC THERMAL MITIGATION

QUALCOMM Incorporated, S...

1. A method of device specific thermal mitigation, comprising:characterizing thermal behavior of a device;
characterizing power behavior of the device;
determining a thermal threshold tolerance for the device;
determining a thermal ramp rate for the device;
storing the thermal ramp rate permanently on the device;
determining a correlation factor for the device based on temperature and frequency;
storing a temperature and voltage correlation factor in a cross-reference matrix;
storing the temperature and frequency correlation factor in the cross-reference matrix;
determining a device mitigation temperature based on the temperature and voltage correlation factor, the temperature and frequency correlation factor, and the thermal ramp rate;
storing the device mitigation temperature in a fuse table on the device; and
blowing a fuse on the device to permanently store the device mitigation temperature.

US Pat. No. 10,215,799

DIAGNOSITC CIRCUITRY FOR POWERED SENSOR MULTIPLE UNIQUE FAULTS DIAGNOSTICS AND RESISTIVE FAULT TOLERANT INTERFACE TO MICROPROCESSOR

MAGNA ELECTRONICS INC., ...

1. A sensing system comprising:a powered sensor;
a diagnostic interface circuitry coupled to the powered sensor and operable to generate an analog signal having a DC level defined in part by fault conditions of the powered sensor, the fault conditions including open wire connections (i) to a voltage supply line of the powered sensor, (ii) to at least one communication signal line of the powered sensor, and (iii) to a power return line of the powered sensor;
wherein the DC level of the analog signal is also defined in part by series resistance, resistance to ground, and resistance to a voltage supply for the at least one communication signal line of the powered sensor;
wherein the powered sensor is coupled to an electronic control unit via the diagnostic interface circuitry;
wherein, responsive to receiving the analog signal, the electronic control unit diagnoses a fault as defined by the DC level of the analog signal, the fault comprising at least one of the fault conditions; and
wherein the DC level at an analog input is not the same for each of an open sensor connection failure mode, a severe short to battery failure mode and a severe short to ground failure mode.

US Pat. No. 10,215,798

HIGH-TEMPERATURE TEST FIXTURE

SHANGHAI INSTITUTE OF CER...

1. A fixture suitable for testing electrical properties of a test sample at a high temperature, said fixture comprising:at least three noble metal electrodes arranged in parallel, among which two adjacent noble metal electrodes are used for clamping the test sample;
noble metal wires connected to the noble metal electrodes at one end, and to a test device at the other end for transmitting test signals generated by the test sample to the test device through the noble metal electrodes; and
a thermocouple for measuring the temperature of the test sample.

US Pat. No. 10,215,797

SMART BLINDS PCB TEST APPARATUS

Hall Labs LLC, Provo, UT...

1. A test apparatus for printed circuit boards comprising:a motor;
a gearbox coupled to the motor and comprising a gear directly connected to an output shaft;
a hard-stop control connected to a support frame adjacent to the motor;
a first printed circuit board connection port comprising a plurality of contact pins for attaching a lower portion of an electric-component connector that includes a first printed circuit board;
a position encoder comprising:
a diametrically magnetized magnet;
a second printed circuit board connection port for attaching an upper portion of the electric-component connector that includes a second printed circuit board that detects magnetic field changes in the diametrically magnetized magnet;
a magnetic shield enclosing portions of the diametrically magnetized magnet such that changes in the magnetic field are detected only by the second printed circuit board when inserted into the second printed circuit board connection port, and the first printed circuit board is magnetically isolated from the diametrically magnetized magnet; and
wherein the magnetic shield comprises a permalloy, mu-metal, nanocrystalline grain structure, or ferromagnetic metal coating;
wherein the first printed circuit board connection port is in a longitudinal position spatially separated below the second printed circuit board connection port, which is in a latitudinal position, such that a gap forming an unfilled space separates the first printed circuit board connection port from the second printed circuit board connection port; and
wherein the test apparatus tests both the first printed circuit board and the second printed circuit board of the electric-component connector in tandem.

US Pat. No. 10,215,796

SYSTEM AND METHOD FOR DEDUCING CHARGE DENSITY GRADIENTS IN DOPED SEMICONDUCTORS

Northwestern University, ...

1. A system, comprising:a measuring device including terminal contacts, the terminal contacts contacting a specimen of a semiconductor, where the measuring device applies a current and measures the voltage at the terminal contacts to determine a quality of the specimen in terms of a charge carrier density gradient by measuring two magnetic-field-dependent resistances using the terminal contacts.

US Pat. No. 10,215,795

THREE LEVEL GATE MONITORING

INFINEON TECHNOLOGIES AG,...

1. A method of monitoring a gate of a transistor, the method comprising:monitoring a gate voltage of the transistor;
measuring a first time difference between when a gate control signal is asserted and when the gate voltage of the transistor crosses a first voltage threshold based on the monitoring;
measuring a second time difference between when the gate voltage of the transistor crosses the first voltage threshold and when the gate voltage of the transistor crosses a second voltage threshold based on the monitoring; and
determining whether the first time difference falls within a first time window, and whether the second time difference falls within a second time window.

US Pat. No. 10,215,794

PARTIAL DISCHARGE SENSOR EVALUATION METHOD AND PARTIAL DISCHARGE SENSOR EVALUATION DEVICE APPARATUS

Mitsubishi Electric Corpo...

1. A partial discharge sensor evaluation method comprising:a first frequency characteristic measuring process in which, in a state where a reference antenna for which a frequency characteristic in an effective height is known and a measuring antenna are installed on a flat ground to be separated by a predetermined distance from each other, a transmission characteristic measurer measures a frequency characteristic of a transmission characteristic between the reference antenna and the measuring antenna;
a second frequency characteristic measuring process in which, in a state where the reference antenna is removed, and a measured antenna is installed in a side direction of the measuring antenna and connected to the flat ground inside a cylindrical ground buried in a circular opening formed at a position where the reference antenna has been installed, and the measuring antenna radiates a polarized wave perpendicular to the flat ground with respect to a side surface of the measured antenna, the transmission characteristic measurer measures the frequency characteristic of the transmission characteristic between the measured antenna and the measuring antenna; and
a calculation process in which a calculation apparatus calculates the frequency characteristic in an effective height of the measured antenna based on the frequency characteristic of the transmission characteristic measured in the first frequency characteristic measuring process and the frequency characteristic of the transmission characteristic measured in the second frequency characteristic measuring process, wherein
the calculated frequency characteristic in an effective height is used to determine an index value for a partial discharge sensor.

US Pat. No. 10,215,793

FIBER ALIGNED AND MOTIONALLY COUPLED WITH ELECTRIC CABLE

1. A device for detecting partial discharge in an electric cable, the device comprising:an electromagnetic radiation source configured for generating primary electromagnetic radiation to be coupled into at least one fiber at least a part of which being aligned along and motionally coupled with the electric cable, wherein a corresponding section of the fiber follows the mechanical motion of the electric cable;
an electromagnetic radiation detector configured for detecting secondary electromagnetic radiation generated in the at least one fiber in response to the coupling of the primary electromagnetic radiation into the at least one fiber and being influenced by partial discharge induced local motion of the electric cable, which local motions couple to the at least one fiber; and
a partial discharge determining unit configured for determining information indicative of the partial discharge in the electric cable based on an analysis of the motionally influenced secondary electromagnetic radiation detected by the electromagnetic radiation detector considering an influence of the partial discharge induced local motions and regardless of electromagnetic radiation generated in or around the electric cable due to the partial discharge.

US Pat. No. 10,215,792

POSITION-MEASURING DEVICE, CONNECTABLE VIA A DATA-TRANSMISSION CHANNEL TO TRANSMIT DATA, INCLUDING A DETECTION UNIT ADAPTED TO DETECT PRESENCE, OR NON-PRESENCE OF A PAIR OF LINES

DR. JOHANNES HEIDENHAIN G...

1. A position-measuring device for determining a position of two objects movable relative to each other, which during operation, generates data in the form of measured position values, the position-measuring device connectable to a processing unit via a differential data-transmission channel in order to transmit data, the position-measuring device connectable to the processing unit via (a) a first pair of lines of the differential data-transmission channel or (b) a first pair of lines of the differential data-transmission channel and at least one further pair of lines of the differential data-transmission channel, the position-measuring device comprising:a detection unit adapted to detect a presence or non-presence of at least one further pair of lines of the differential data transmission channel, when the position-measuring device is connected to the processing unit via the differential data-transmission channel, by detection of a terminating resistor that is located in the processing unit and that is provided in the presence of the further pair of lines of the differential data transmission channel;
wherein the terminating resistor connects the lines of the further pair of lines to each other;
wherein the detection unit is adapted to detect the presence of the further pair of lines by checking whether the pair of lines and the terminating resistor form an electric circuit; and
wherein the detection unit includes a voltage source adapted to impart a voltage on at least one of the further pair of lines and a comparator adapted to compare the voltage on at least another one of the further pair of lines to a reference voltage to check whether the terminating resistor, that is located in the processing unit, and the further pair of lines form an electric circuit.

US Pat. No. 10,215,791

CAPACITOR DETECTION SYSTEM AND ACTIVE-TYPE PIN-DIVERGING MODULE THEREOF

APAQ TECHNOLOGY CO., LTD....

1. An active-type pin-diverging module applied to two conductive pins of a capacitor, comprising:a base structure; and
a swingable structure swingably disposed on the base structure, wherein the swingable structure includes two swingable elements;
wherein the two conductive pins of the capacitor respectively pass through two through holes of a seat board, each conductive pin has a lateral contact surface, the two swingable elements concurrently slidably contact the two lateral contact surfaces of the two conductive pins of the capacitor so as to diverge the two conductive pins of the capacitor, and the seat board is held by the two diverged conductive pins so as to prevent the seat board from being separated from the capacitor;
wherein the friction resistance between the conductive pin and a corresponding one of the swingable elements is decreased due to the sliding contact between the lateral contact surface of the conductive pin and the corresponding swingable element of the swingable structure.

US Pat. No. 10,215,790

METHOD FOR DIAGNOSING AN EARTH FAULT OF A START/STOP UNIT OF A MOTOR VEHICLE

CONTINENTAL AUTOMOTIVE FR...

1. A method of diagnosing a ground fault of a start/stop unit (4) adapted to control the starting and the stopping of a vehicle motor, said unit being part of a start/stop device (10) further including a ground output (3), said device (10) being further associated with a driver device (11) including a circuit (15) for reading the status of the start/stop unit, said diagnostic method comprising:in a preliminary phase:
equipping the driver device (11) with a ground (20) switchable between two positions and connecting the ground output (3) of the start/stop device (10) to said switchable ground (20),
during operation of the vehicle, at the time of a start/stop instruction:
reading (step 210) a first value of the signal present at the input of the reading circuit (15), then,
temporarily switching (step 220) the switchable ground (20) from a first position connected to a ground (16) of the vehicle to a second position connected to a ground resistor (RM),
reading (step 230) a second value of the signal received by the reading circuit (15) during the switching of the ground to the resistor (RM), and
comparing the first and second values (step 240), and
if the first and second values read are significantly different, diagnosing an absence of a short-circuit to ground,
if the first and second values read are substantially equal, diagnosing (step 260) a short-circuit to ground fault of the start/stop unit (4).

US Pat. No. 10,215,789

DEVICE AND METHOD FOR MONITORING A HIGH-VOLTAGE CONTACTOR IN A VEHICLE

Lisa Draexlmaier GmbH, V...

1. A device for monitoring a high-voltage contactor having a coil and an anchor, wherein the coil is configured to be energized with a current or a voltage, and wherein the anchor is configured to switch the contactor by traveling between plural positions, the device comprising:an interface configured to detect a measurement value function, reflecting a signal value of at least one of the coil current or the coil voltage with respect to time, during a switching cycle of the contactor;
an analysis device configured to determine motion information representing a distance traveled by the anchor based on a ratio of a signal spacing between a local maximum of a signal segment of the measurement value function and a local minimum of the signal segment of the detected measurement value function to a height of the signal segment, wherein the height of the signal segment represents an amplitude range of the signal segment; and
a comparison device configured to compare the motion information to a threshold and to generate a fault signal when the motion information exceeds the threshold.

US Pat. No. 10,215,788

RADIO FIELD INTENSITY MEASUREMENT DEVICE, AND RADIO FIELD INTENSITY DETECTOR AND GAME CONSOLE USING THE SAME

Semiconductor Energy Labo...

10. A device comprising:a circuit comprising a transistor attached to a sheet material;
a conductive film electrically connected to the transistor;
a battery electrically connected to the conductive film through an anisotropic conductive film or an anisotropic conductive paste; and
a display element electrically connected to the circuit,
wherein the transistor comprises a Fin transistor, and
wherein a color of the display element is changed in accordance with a radiowave received by the conductive film.

US Pat. No. 10,215,786

SENSOR ARRANGEMENT FOR A PACKAGING OF A MEDICAMENT

Sanofi-Aventis Deutschlan...

1. A sensor arrangement for monitoring an ambient parameter, the sensor arrangement comprising:a first layer having a diffusible component within the first layer,
a second layer exhibiting an electrical conductivity that is dependent on a concentration of the diffusible component within the second layer, wherein at least a portion of the second layer is in direct contact with the first layer, and wherein diffusion of the diffusible component from the first layer to the second layer is dependent on the ambient parameter, and
a third layer in contact with a surface of the second layer that faces away from the first layer, wherein the first layer and the third layer each comprise at least two geometrical non-overlapping structures lying in the plane of the respective layer, wherein the at least two geometrical non-overlapping structures are separated by a filling material or by a void space, and wherein the at least two geometrical non-overlapping structures of the first layer at least partially overlap with the at least two geometrical non-overlapping structures of the third layer and form a plurality of overlapping regions with at least one of the overlapping regions having an areal size different than an areal size of another of the overlapping regions.

US Pat. No. 10,215,785

SIGNAL PROCESSING DEVICE, DETECTION DEVICE, SENSOR, ELECTRONIC APPARATUS AND MOVING OBJECT

Seiko Epson Corporation, ...

1. A signal processing device for processing an input signal generated by a sensor and detected by a circuit, the device comprising:a noise estimation circuit configured to (i) receive the input signal generated by the sensor, (ii) estimate an observation noise signal by extracting the observation noise signal from the received input signal, (iii) estimate a system noise signal by performing gain processing on the observation noise signal using a gain processing circuit, (iv) generate a dispersion of observation noise based on the observation noise signal, and (v) generate a dispersion of system noise based on the system noise signal; and
an arithmetic circuit configured to
receive the input signal generated by the sensor,
receive, from the noise estimation circuit, the dispersion of observation noise and the dispersion of system noise,
provide the input signal, the dispersion of observation noise, and the dispersion of system noise as inputs to a Kalman filter,
perform Kalman filter processing on the input signal to extract a DC component of the input signal as an estimation value of the Kalman filter processing using the dispersion of observation noise and the dispersion of system noise as estimated from the input signal by the noise estimation circuit, and
generate an output signal to be applied to the input signal, wherein the input signal corresponds to a physical measurement performed by the sensor and the output signal adjusts the input signal based on a difference between the input signal and the extracted DC component of the input signal,
wherein the Kalman filter processing includes performing a time update process of an error covariance using the dispersion of system noise received from the noise estimation circuit and performing an observation update process of a Kalman gain using the dispersion of observation noise received from the noise estimation circuit.

US Pat. No. 10,215,784

MEASURING APPARATUS INCLUDING PHASE LOCKED LOOP AND MEASURING METHOD THEREOF

INDUSTRIAL TECHNOLOGY RES...

1. A phase-locked loop (PLL), comprising:a phase detector configured for receiving an input signal and comprising a coordinate transformation module and a phase sequence transformation module;
a filter configured for receiving a transformed signal transmitted by the phase detector;
an auto-tuning module in communication with the filter; and
a control oscillator configured for receiving a parameter-adjusted signal transmitted by the filter and generating an argument of the input signal.

US Pat. No. 10,215,783

RENEWABLE ENERGY MONITORING SYSTEM

SolarCity Corporation, S...

1. A solar photovoltaic (PV) monitoring system for use on a metal roof of a structure, the PV monitoring system comprising:a plurality of solar PV inverters for converting DC power to AC power, each of the plurality of solar PV inverters including a device monitor for generating monitoring data corresponding to operation of that solar PV inverter and a wireless transceiver for (1) transmitting the monitoring data and (2) receiving control data for controlling operation of that solar PV inverter;
a gateway comprising a wireless transceiver for receiving the monitoring data and for transmitting the control data; and
a wireless repeater for wirelessly relaying the monitoring data from the plurality of solar PV inverters to the gateway and for wirelessly relaying the control data from the gateway to the plurality of solar PV inverters, the wireless repeater comprising: a PV inverter antenna positioned on an outside surface of the metal roof to wirelessly exchange data with at least one of the plurality of solar PV inverters located on the outside surface of the metal roof, and a gateway antenna located on an underside of the metal roof to wirelessly exchange data with the transceiver of the gateway.

US Pat. No. 10,215,782

DEVICE FOR MEASURING THE CURRENT FLOWING IN AN INDUCTIVE LOAD

STMicroelectronics S.R.L....

1. A device for measuring a current that flows in an inductive load, the device comprising a load driver device, wherein the device for measuring the current uses two separate current-measuring paths in order to detect the current that flows in the inductive load, wherein the inductive load is connected between a first node and a second node, and the first node is connected to a first voltage, the device further including a first transistor and a second transistor cascaded together and connected between the first node and a third node, wherein the third node is connected to a second voltage, said device further including a first sense amplifier and a second sense amplifier for measuring the current that flows in the inductive load, wherein said first sense amplifier is connected to at least one terminal of the first transistor and said second sense amplifier is connected to at least one terminal of the second transistor, and wherein said measurement device includes two blocks for sampling and holding the signals at output from the first sense amplifier and from the second sense amplifier, which represent, respectively, the currents that flow in said two separate current-measuring paths, wherein said two currents are subtracted in a comparison node for generating an error signal, wherein said error signal is compared in a window comparator with a predefined window and, if said error signal assumes values outside said predefined window, the device generates a failure signal.

US Pat. No. 10,215,781

CURRENT SENSOR

Asahi Kasei Microdevices ...

1. A current sensor comprising:a conductor having a gap;
a support part for supporting a signal processing IC, the support part having a space for electrically insulating the support part from the conductor in plan view;
a magnetoelectric conversion element configured to be electrically coupled to the signal processing IC, and disposed in the gap of the conductor so as to detect a magnetic field generated by a current flowing through the conductor; and
an insulation member supporting the magnetoelectric conversion element,
wherein the conductor, the support part, the magnetoelectric conversion element, and the insulation member are sealed with resin and accommodated inside a house formed by the resin.

US Pat. No. 10,215,780

CURRENT SENSOR

MURATA MANUFACTURING CO.,...

1. A current sensor comprising:a primary conductor through which a current to be measured flows; and
a first magnetic sensor and a second magnetic sensor that each detects an intensity of a magnetic field generated by the current flowing through the primary conductor; wherein
the current is diverted into first and second flow channels and flows through the primary conductor in a length direction of the primary conductor;
the primary conductor includes an arch portion that extends in the length direction and bends to project in a first thickness direction of the primary conductor, and defines the first flow channel;
the first magnetic sensor and the second magnetic sensor are arranged in a width direction of the primary conductor;
the first magnetic sensor is disposed on an inner side of the arch portion and is located on a side of an undersurface of the primary conductor;
the second magnetic sensor is located on a side of a surface of a portion of the primary conductor which defines the second flow channel; and
each of the first magnetic sensor and the second magnetic sensor detects a magnetic field in the width direction.

US Pat. No. 10,215,779

NON-CONTACT VOLTAGE MEASUREMENT DEVICE

OMRON Corporation, Kyoto...

1. A non-contact voltage measurement device configured to, when placing a probe close to and in non-contact with a conductive wire to produce a coupling capacitance between the probe and the conductive wire, measure a measurement target voltage applied to the conductive wire based on a voltage signal input to a first impedance unit of an electric circuit via the probe, whereinthe electric circuit includes the first impedance unit and a second impedance unit of different impedance values, wherein the first impedance unit has a higher impedance than the second impedance unit,
the first impedance unit in the electric circuit is arranged at a position closer to the probe than the second impedance unit, and
the non-contact voltage measurement device comprises:
a first electric field shield configured to block an electric field entering the first impedance unit by coating at least part of the first impedance unit; and
a voltage signal applying unit configured to:
generate an equivoltage signal equal to the voltage signal input to the first impedance unit, the voltage signal capacitively coupled to the second impedance unit, the equivoltage signal generated from a voltage signal of the second impedance unit based on the capacitively coupled voltage signal, and
apply the generated equivoltage signal to the first electric field shield to cancel a potential difference between the first impedance unit and the first electric field shield and prevent a current flowing to a parasitic capacitance between the first impedance unit and the first electric field shield.

US Pat. No. 10,215,778

VOLTAGE SENSOR

3M Innovative Properties ...

1. A voltage sensing device for a high-voltage or medium-voltage power-carrying conductor for a power network, wherein the power carrying conductor comprises an inner conductor of one of a power cable, a cable connector, and a bus bar, the voltage sensing device having a tubular shape and an axial passageway defining at least a first axial direction and at least a first radial direction, which passageway is configured to receive the power-carrying conductor, the voltage sensing device comprisinga) a radially-inner electrode, operable as a first sensing electrode of a sensing capacitor for sensing the voltage of the power-carrying conductor,
b) a radially-outer electrode, operable as a second sensing electrode of the sensing capacitor,
c) a solid carrier element, at least a first portion of which is arranged between the inner electrode and the outer electrode, the first portion comprising a ceramic material being operable as a dielectric of the sensing capacitor, wherein the radially-inner electrode extends in the first axial direction up to an inner electrode edge, wherein the radially-outer electrode extends in the first axial direction up to an outer electrode edge, and
wherein the carrier element is shaped such that the geometrically shortest path along a surface of the carrier element between the outer electrode edge and the inner electrode edge has a length of at least 3 millimeters.

US Pat. No. 10,215,777

METHOD FOR OPERATING AN ELECTRIC MACHINE, ELECTRIC MACHINE

Robert Bosch GmbH, Stutt...

1. A method for operating an electric machine (2) that is operated via field-oriented control, the method comprising:detecting an instantaneous relative position (?i) of a rotating field by means of at least one sensor (5),
generating at least one voltage (U?s, U?s) which induces an electric rotor flux corresponding to the position (?i) detected by the sensor, wherein the induced electric rotor flux does not move a rotor of the electric machine,
monitoring the electric machine for a torque generated by the voltage (U?s, U?s), and
determining an absolute position of the rotating field as a function of the generated torque.

US Pat. No. 10,215,776

POSITION SENSING IN A PROBE TO MODIFY TRANSFER CHARACTERISTICS IN A SYSTEM

Tektronix, Inc., Beavert...

1. A test and measurement probe comprising:a body;
an adjustable member moveably coupled to the body and having a position relative to the body that is changeable, in which the adjustable member comprises a pair of arms, each arm having a test point contact disposed at a distal end for making electrical contact with a test point in a device-under-test;
a position adjuster attached to a proximal end of each of the pair of arms and structured to be capable of moving linearly with respect to the body so that a linear movement of the position adjuster causes a corresponding change in the distance between the test point contacts; and
a transducer subsystem structured to measure the position of the adjustable member and configured to output a position signal indicative of the position of the adjustable member,
in which the transducer subsystem is coupled to the pair of arms through the position adjuster and is structured to measure the distance between the test point contacts by measuring the corresponding linear position of the position adjuster relative to the body;
in which a change in the position of the adjustable member causes a change in an electrical characteristic of the probe, and the probe further comprising
a processor that monitors the position signal from the transducer subsystem to determine the position of the adjustable member, and initiates a correction of the changed electrical characteristic in response to the adjustable member entering a particular range of positions.

US Pat. No. 10,215,775

MULTI-LAYER, MULTI-MATERIAL MICRO-SCALE AND MILLIMETER-SCALE DEVICES WITH ENHANCED ELECTRICAL AND/OR MECHANICAL PROPERTIES

University of Southern Ca...

1. A compliant probe for providing an electrical connection between at least two electronic components, the probe comprising:a) a first planarized layer comprising at least a first metal structural material;
b) a second planarized layer comprising at least a second metal structural material, wherein the second metal structural material is either directly adhered to the first metal material of the first planarized layer or is separated from the first metal material of the first planarized layer by one or more intermediate conductive layers or one or more depositions of a metal material;
c) a third planarized layer comprising at least a third metal structural material, wherein the third metal structural material is either directly adhered to the second planarized layer or is separated from the second planarized layer by one or more additional planarized intermediate conductive layers or by one or more depositions of metal material,
wherein the second planarized layer is located between the first and third planarized layers, and
wherein the second metal material is different from both the first metal material and the third metal material, and
wherein the compliant probe is configured to provide a compliant electrical contact element that provides a conductive path between the at least two electronic components.

US Pat. No. 10,215,774

IC INTERPOSER WITH TAP, MULTIPLEXERS, STIMULUS GENERATOR AND RESPONSE COLLECTOR

Texas Instruments Incorpo...

1. An electrical device comprising;(A) an integrated circuit die having functional circuitry and test circuitry, the die having through silicon input vias and through silicon output vias coupled to the functional circuitry and the test circuitry, the integrated circuit die having a first face and the through silicon vias having contact points on the first face; and
(B) a test interposer having a first face and a second face, the test interposer having through silicon input vias and through silicon output vias with contact points on the first and second faces, the contact points on the first face of the interposer being coupled with contact points on the first face of the integrated circuit die, the test interposer including:
(1) a first multiplexer having a first input coupled with the through silicon input vias of the test interposer, a control input, and an output coupled with the through silicon input vias of the integrated circuit die;
(2) a second multiplexer having a first input coupled with the through silicon input vias of the test interposer, a control input, and an output coupled with the through silicon input vias of the integrated circuit die;
(3) stimulus generator circuitry having a control input and an output coupled with the second input of the first multiplexer;
(4) response collector circuitry having a control input and an input coupled with the through silicon output vias of the test interposer; and
(5) test access port circuitry having a test data input, a test clock input, a test mode select input, and a test data output, the test access port circuitry having control leads coupled to the first multiplexer, the second multiplexer, the stimulus generator, and the response collector.