Abstract: Disclosed are embodiments of microstrip and substrate integrated waveguide circulators/isolators which can be integrated with a substrate. This composite structure can serve as a platform for other components, allowing for improved miniaturization of components. Embodiments of the disclosure can be particular advantageous in the high frequency ranges, such as above 1.8 GHz or above 3 GHz, which allows devices to be used in the 5G space.

Abstract: A system includes a processor, a light source controlled by the processor and configured to emit a light, and an event based vision sensor controlled by the processor. The sensor includes a plurality of pixels. At least one of the plurality of pixels includes a photosensor configured to detect incident light and first circuitry configured to output a first signal based on an output from the photosensor. The first signal indicates a change of amount of incident light. The sensor includes a comparator configured to output a comparison result based on the first signal and at least one of a first reference voltage and a second reference voltage. The processor is configured to apply one of the first reference voltage and the second reference voltage to the comparator selectively based on an operation of the light source.

Abstract: Fast neutron detectors using nuclear reactions within semiconductor material, glass, or other material. Some versions used doped versions of the materials. Some versions use dopants selected from Ba, As, Br, C, Ce, Cl, Co, Cu, F, Ga, Ge, In, Cd, Te, Al, P, K, La, Mo, Nd, O, Os, Pr, S, Se, Si, Sn, Sr, Ti, Tl, V, Zn, and Zr. Some versions have filters or coatings deposited on windows into the detector. Coatings are selected from titanium oxide, zinc oxide, tin oxide, copper indium gadolinium selenide, cadmium telluride, cadmium tin oxide, perovskite photovoltaic, Si, GaAs, AlP, Ge.

Abstract: A system includes circuitry for rewriting blockchains in a non-tamper-evident or tamper-evident operation using a key secret held in portions by multiple individually untrusted parties. The blockchains may include a series of blocks secured by integrity codes that may prevent non-tamper-evident rewrites by non-trusted parties that are not in possession of the key secret or individually-untrusted parties in possession of only a portion of the key secret. In some cases, multiple individually-untrusted parties may combine their portions into the key secret. As a group, the multiple individually-untrusted parties may perform non-tamper-evident operation with respect to at least one integrity code within the blockchain.

Abstract: A configuration of a light emission device that shortens a light emission latency time of a light emitting element is simplified. A light emission drive circuit includes a light emission current wire, a light emission current switch, a preliminary current wire, and a preliminary current switch. The light emission current wire flows a light emission current for causing a light emitting element to emit light, is the light emitting element. The light emission current switch is connected to the light emission current wire, and controls the light emission current. The preliminary current wire flows, in the light emission current wire, a preliminary current for exciting an inductance component of the light emission current wire before a light emission period being a period in which the light emission current flows in the light emitting element. The preliminary current switch is connected to the preliminary current wire, and controls the preliminary current.

Abstract: An electric machine includes a rotor structure disposed within a motor housing, wherein a second rotor end has a plurality of axially stacked laminations. The electric machine further includes a motor position sensor system which includes a first plurality of cutouts defined in the plurality of axially stacked laminations, wherein the first plurality of cutouts have a progressively smaller cross-sectional area at each lamination. The motor position sensor system also includes a second plurality of cutouts defined in the plurality of axially stacked laminations, wherein the second plurality of cutouts have a progressively smaller cross-sectional area at each lamination. The motor position sensor system further includes a plurality of motor sensors axially spaced from the second rotor end, and a plurality of sensor magnets axially spaced from the second rotor end and the plurality of motor sensors.

Abstract: A fluid flow control device comprising an insert body having a first portion with a first permeability and second portion with a second permeability that is different from the first permeability. The insert body can be shaped for sealing insertion into a fluid flow structure for fluid flow therethrough. The first portion and the second portion can be arranged in the insert body to cause uniform fluid flow velocity of fluid in the fluid flow structure at an exit of the insert body when the fluid passes through the first portion and the second portion when the insert body is placed inside the fluid flow structure.

Abstract: An apparatus for producing three-dimensional work pieces is provided. The apparatus comprises a carrier configured to receive multiple layers of raw material, and an irradiation unit configured to generate a radiation beam and to direct the radiation beam to predetermined sites of an uppermost layer of the raw material in order to solidify the raw material at the predetermined sites. The irradiation unit comprises a radiation source configured to generate the radiation beam, a first scanning unit configured to receive the radiation beam and to scan the radiation beam over a first irradiation area of the uppermost layer of the raw material, a second scanning unit configured to receive the radiation beam and to scan the radiation beam over a second irradiation area of the uppermost layer of the raw material, and a switching unit configured to direct the radiation beam generated by the radiation source to the first scanning unit or the second scanning unit.

Abstract: A package, for example, a freezable microwavable package containing a food product, has a sealing film that includes a vent system that is scored into the package.

Abstract: A system may receive, from one or more data sources, one or more de-identified data sets that include de-identified personal data. The system may receive a request for a feature set of the one or more de-identified data sets, wherein the feature set includes a set of quasi-identifiers included in the de-identified personal data. The system may calculate a re-identification risk score for the set of quasi-identifiers. The system may selectively output, based on the re-identification risk score, one of: actual data, from the one or more de-identified data sets, of the feature set if the re-identification risk score satisfies a condition, or synthetic data, generated by the device from the one or more de-identified data sets, for the feature set, or a combination of the synthetic data and the actual data for the feature set, if the re-identification risk score does not satisfy the condition.

Abstract: In an embodiment, an apparatus for charging an electric vehicle, can include a receptacle mountable to a structure above the electric vehicle. The receptacle can maintain a charge transmitting device, which can be automatically moveable and directable from the receptacle toward a target area on the electric vehicle associated with a receiving coil mounted on the electric vehicle for the charging of an electric vehicle when the one receiving coil engages with the charge transmitting device when the electric vehicle is located below the receptacle. One or more optical sensors can be utilized to direct the charge transmitting device toward the target.

Abstract: A lithium composite transition metal oxide includes nickel (Ni), cobalt (Co), and manganese (Mn), wherein the lithium composite transition metal oxide includes two or more kinds of first dopants selected from the group consisting of Zr, Al, V, Co, and Mg and two or more kinds of second dopants selected from the group consisting of Ti, Y, Sr, Nb, Ba, and Ca, and particles of the lithium composite transition metal oxide has a crystallite size of 170-300 nm.

Abstract: A distance measurement device according to the present disclosure includes: a laser irradiation unit that irradiates a measurement target with laser light; and a laser light receiving unit including a light receiving element that receives the laser light reflected by the measurement target on a pixel-by-pixel basis. Furthermore, the pitch of the unit pixels of the light receiving element varies with location in a light receiving pixel area. A mobile apparatus according to the present disclosure is equipped with a distance measurement device having the above configuration.

Abstract: A method of performing an ultrasound-guided procedure may include (a) providing a medical device that has (i) a therapeutic distal tip configured to percutaneously alter internal tissue or bone at a treatment site of a patient; (ii) a source of biocompatible fluid; and (iii) a delivery system configured to selectively deliver a quantity of the biocompatible fluid, with echogenic microbubbles therein, to an area external and adjacent to the therapeutic distal tip. The method may further include subcutaneously advancing the therapeutic distal tip toward the treatment site; delivering a quantity of biocompatible fluid with echogenic microbubbles to the area; observing, via ultrasound, an anatomic structure proximate the treatment site and dispersion of the echogenic microbubbles at the area; and based on a nature and location of the dispersion, steering the therapeutic distal tip relative to the anatomic structure, and continuing to advance the therapeutic distal tip toward the treatment site.

Abstract: Technical solutions are described for a system and method for determining status of an electronic control unit (ECU) in a dual-ECU system. The method includes: determining, by a first ECU, a pin state of an communications terminal connected to a sensor; powering the sensor by a second ECU; and determining, by the first ECU, a status of the second ECU based on the pin state of the communications terminal. The first ECU may determine the second ECU as being nonresponsive via a communications interface, and the first ECU may determine the status of the second ECU in response to determining the second ECU being nonresponsive via the communications interface. The first ECU may determine the status second ECU as being one of powered-on and non-responsive, powered-on and functioning, or powered-off, based on the pin state of the communications terminal.

Abstract: This document describes self-cleaning devices. In one aspect, a self-cleaning device includes a fabric having a surface covered with a photocatalyst, one or more light sources embedded in the fabric, and a triggering mechanism that activates a cleaning cycle by activating the one or more light sources. The triggering mechanism can include a pressure sensor. The triggering mechanism can be configured to activate the cleaning cycle in response to detecting a decrease in pressure being applied to the pressure sensor.

Abstract: A print image generation unit performs a first rasterization process for printing and thereby generates print image data. A print unit performs printing based on the print image data and thereby produces a print product. An image scanning unit performs image scanning of the print product and thereby generates scan image data. Further, the print image generation unit performs a second rasterization process for inspection and generates reference image data of plural reference images that have plural slant angles in a predetermined range, respectively; and an inspection processing unit determines a skew angle of the scan image data, selects a reference image corresponding to the slant angle among the plural reference images, and compares the reference image data of the selected reference image and the scan image data and thereby performs inspection of the print product.

Abstract: A method for index deduplication includes parsing entries to be deduplicated and identifying groups of entries therein, each group including entries having a same first data field value. The method includes, for each group, identifying a common second data field value and creating a deduplicated entry storing the first data field value of the group of entries and the common second data field value. The method also includes, for each unique ID field value of the entries to be deduplicated, generating a correspondence vector having a plurality of vector fields each associated with one of the group of entries, and storing, in each vector field, a value indicative of an existence, in the entries to be deduplicated, of a duplicated entry containing the unique ID field value, the first data field value of the group, and the common second data field of the group.

Abstract: A battery module, and a battery pack and a vehicle including the battery module, includes a battery cell stack in which a plurality of battery cells are stacked, a case configured to accommodate the battery cell stack, a circuit board disposed at the case, a mounting hole formed in the circuit board so that a fastening member is inserted therein to fix the circuit board, and an expansion hole configured to extend from the mounting hole.

Abstract: Disclosed is an apparatus and method for controlling an operation of a secondary battery using a relative deterioration degree of an electrode. The method includes determining a SOC of the secondary battery whenever a pulse current flows through the secondary battery; determining an electrochemical reaction resistance from a voltage change amount measured during a preset initial time in each pulse current section and determining a lithium ion diffusion resistance from a voltage change amount measured during a remaining time except for the initial time; determining a deterioration-biased electrode by comparing a deterioration diagnosing resistance ratio, which is a relative ratio of the lithium ion diffusion resistance to the electrochemical reaction resistance, with a preset reference deterioration diagnosing resistance ratio; and adaptively adjusting an operation condition of a next charging/discharging cycle according to the type of the deterioration-biased electrode.