Abstract: There is provided a flexible display capable of improving an angle-measuring accuracy using different kinds of sensors and a method of measuring an angle thereof. The flexible display includes a first sensor unit disposed in a first region and including different kinds of sensors, a second sensor unit disposed in a second region adjacent to the first region and including different kinds of sensors, and an angle-measuring unit measuring a folding angle between the first region and the second region in response to sensing signals outputted from the first sensor unit and the second sensor unit.

Abstract: Laser source modification techniques for a laser-based rangefinding or speed measurement instrument enabling increased range, better defined beam pattern and improved accuracy through the use of diffusers and/or spatial filters while still remaining within applicable Class 1 eye-safety limits.

Abstract: An apparatus includes a height information acquisition unit configured to acquire information corresponding to a height at which the apparatus is present, a state specification unit configured to specify at least that the apparatus is in a first state where the apparatus starts moving up or down, and that the apparatus is in a second state where the apparatus finishes moving up or down, a detection unit configured to detect, based on a transition of the specified state of the apparatus, that the apparatus performs moving up or down corresponding to one floor in a building having one or more floors, and an estimation unit configured to estimate, based on the information acquired during the moving up or down corresponding to the one floor, a floor-to-floor height of the building having the one or more floors where the apparatus is present.

Abstract: A fall detection sensor for a rammer includes an acceleration sensor, a low-pass filter, an integrator, a first comparator, a second comparator, and control means. The second comparator compares wave patterns of input signals with a plurality of types of fall sample waves and non-fall sample waves stored in advance. The second comparator outputs a fall detection signal upon determining that the rammer has fallen when the similarity with one of the fall sample waves exceeds a threshold, and the second comparator outputs a non-fall signal upon determining that the rammer has not fallen when the similarity with one of the non-fall sample waves exceeds a threshold.

Abstract: A bubble level using reflection has an elongate body, a first surface and a second surface, and a cavity which has an opening on the second surface and is arranged between the first surface and the second surface. A level arranged in the cavity has a non-opaque body having a sloping surface and a first observation surface. A bubble unit is mounted in the body of the level. The first surface is mounted between the first end of the bubble unit and the measured surface, and the first observation surface is mounted between the second end of the bubble unit and user. The bubble level which uses the reflection of light through the interface makes user can observe the bubble unit from the front when the user measures the verticality.

Abstract: A laser beam generating device includes a housing a first laser diode which generates a visible first output beam which projects outside of the housing onto a surface and a second laser diode which generates a visible second output beam which projects outside of the housing onto the surface. The laser beam generating device has a first mode in which the first laser diode and the second laser diode are both on. In the first mode, the first laser diode is operated at a first duty cycle the second laser diode is operated at a second duty cycle. The first duty cycle and the second duty cycle are staggered.

Abstract: A device includes a proof mass of a sensor, capacitive elements, an electrode circuitry, a time multiplexing circuitry, a sense circuitry, and a force feedback circuitry. The proof mass moves from a first position to a second position responsive to an external actuation. The capacitive elements change capacitive charge in response thereto. The electrode circuitry coupled to the capacitive elements generates a charge signal. The time multiplexing circuitry pass the charge signal during a sensing time period and prevents the charge signal from passing through during a forcing time period. The sense circuitry generates a sensed signal from the charge signal. The force feedback circuitry applies a charge associated with the sensed signal to the electrode circuitry during the forcing time period. The electrode circuitry applies the charge received from the force feedback circuitry to the capacitive elements, moving the proof mass from the second position to another position.

Abstract: A physical quantity sensor includes a detection unit outputting a detection signal corresponding to a vibration of a vibrating element in an angular velocity sensor, and a self-diagnostic unit self-diagnosing a detection environment of an acceleration sensor and the angular velocity sensor on a basis of the detection signal outputted by the detection unit.

Abstract: An electronic device includes an vibration element including an vibration body provided with an adjustment section, an electrode disposed on the vibration body, and a connection electrode electrically connected to the electrode, an IC so disposed that the IC faces the vibration element, terminals disposed on the side facing the upper surface of the IC and electrically connected to the connection electrode via a fixing member, wiring sections electrically connected to the terminals and located below the terminals, and a protective layer located above the wiring sections and disposed in a portion where the adjustment section overlaps with the wiring sections in a plan view.

Abstract: Aspects of the present disclosure relate to microelectromechanical systems (MEMS) and methods for fabricating MEMS. In some embodiments, the system includes a resonator and a support stem. In some embodiments, the resonator is a hemisphere. The system can further include a front-side or back-side DC contact. The system can further include a levitation support, by which the resonator is virtually levitated from a substrate. In some embodiments, the resonator can be suitable for use in a microhemispherical resonator gyroscope Aspects of the present disclosure also relate to methods for fabricating axisymmetric resonators, including resonators for use in microhemispherical resonator gyroscopes.

Abstract: An integrated MEMS inertial sensing device can include a MEMS inertial sensor with a drive loop configuration overlying a CMOS IC substrate. The CMOS IC substrate can include an AGC loop circuit coupled to the MEMS inertial sensor. The AGC loop acts in a way such that generated desired signal amplitude out of the drive signal maintains MEMS resonator velocity at a desired frequency and amplitude. A benefit of the AGC loop is that the charge pump of the HV driver inherently includes a ‘time constant’ for charging up of its output voltage. This incorporates the Low pass functionality in to the AGC loop without requiring additional circuitry.

Abstract: An unmanned aerial vehicle (UAV) navigation obstacle avoidance system and method thereof are introduced. The UAV navigation obstacle avoidance system provides with functions of automatically controlling the UAV motive power sources to control the flight of UAV and avoid the obstacle. The system comprises a sensing device, a signal processing module, a communication module, a control module. The sensing device detects the relative direction, velocity and distance between a UAV and a dynamic or static obstacle. The sensing device also detects the real-time position, flight attitude and inertia signals of the UAV. The signal processing module generates a UAV flight control signal. The control module receives the UAV flight control signal and controls each of the UAV motive power sources. Therefore, the system achieves the purpose of controlling flight and obstacle avoidance and forward to the original planned follow-on flight route after the avoidance.

Abstract: Examples implementations relate to navigation path determination. An example method includes receiving, at a computing system, video data showing a demonstration path for navigating a location. The method further includes identifying, using the video data, a set of permissible surfaces at the location, wherein each permissible surface was traversed by the demonstration path. The method additionally includes determining a navigation path for a vehicle to follow at the location, wherein the navigation path includes a variation from the demonstration path such that the variation causes the vehicle to stay within one or more permissible surfaces from the set of permissible surfaces. The method also includes causing, by the computing system, the vehicle to follow the navigation path to navigate the location.

Abstract: Apparatuses and methods are provided herein for performing marine auto-ranging. Marine auto-ranging may include the functionality to determine current conditions associated with a watercraft (e.g., remaining fuel, location, speed, wind, current, etc.) and determine a range for the watercraft and, in turn, possible destinations for the watercraft that are within range on a map. A marine electronic device may be configured to display a map and overlay the map with an indication of how far a watercraft could travel based on such current conditions, such as a highlighted or shaded geographical area around a current location of the watercraft on the map.

Abstract: Systems and methods are disclosed for receiving, at a computing device in a vehicle, data from a server computer comprising a plurality of sporting event data items. The computing device may determine which of the plurality of sporting event data items to present to a user, by performing various operations. Some example operations may comprise determining a relevancy score for each individual sporting event data of the plurality of sporting event data items, and analyzing navigational attributes of the vehicle to determine navigational conditions. The computing device may select sporting event data items based on the relevancy score and navigational conditions and present the selected sporting event data items to the user.

Abstract: A method for providing an item of localization information for the localization of a further vehicle at a localization location. An item of precision information is read in that represents a degree of localization precision achieved in the localization of another vehicle at the localization location. In a further step, the item of localization information is outputted to an interface at the further vehicle, using the item of precision information.

Abstract: In an approach for determining navigation routes, a computer identifies an emergency situation and a corresponding location. The computer identifies an emergency service based on the identified emergency situation and the corresponding location. The computer identifies an emergency treatment provider based on the identified emergency situation and the corresponding location. The computer determines a navigation route based on respective locations of the identified emergency situation, the identified emergency service, and the identified emergency treatment provider. The computer identifies one or more incoming devices on the determined navigation route. The computer determines an alternate navigation route for the identified one or more incoming devices, wherein the determined alternate navigation route reduces travel on the determined navigation route.

Abstract: Methods and systems are provided for selecting a first travel route for a vehicle from a database based on particulate filter regeneration requirements and an inferred initial driver state of mind. In one example, the initial driver state of mind may be selected based on a past driver history, and during travel along the first travel route, the driver state of mind may be updated based on the driver interactions with traffic. The route selection may also be updated based on the updated driver state of mind.

Abstract: A method is presented, which comprises: obtaining or holding available map data representing, at least in part, a travel network, determining, for at least one selected link of the travel network represented by the map data, a plurality of potential travel paths, wherein each potential travel path of the plurality of potential travel paths for the at least one selected link is at least partially defined by an incoming link of the travel network and an outgoing link of the travel network that are linked by the selected link and a direction of travel from the incoming link to the outgoing link on the selected link, for each potential travel path of the plurality of potential travel paths, determining whether the respective potential travel path is at least partially defined by a short incoming link and, if it is determined that the respective potential travel path of the potential travel paths is at least partially defined by a short incoming link, replacing the respective potential travel path of the plural

Abstract: Disclosed is a computer-implemented method for recommending booths-to-visit to a user, comprising the following steps: accessing a user record, wherein the user record includes data indicative of booths which a user corresponding to the user record has visited in an exhibition; determining similarity level between records in a history database and the user record, the records in the history database including data indicative of the booths visited by previous visitors in the exhibition; selecting one of the records according to the determined similarity level; determining the booths in the selected record not yet visited by the user; obtaining the user's current location in the exhibition; determining a target booth, from the booths not yet visited by the user, by referring to the current location and a map database; and sending to the user a message indicative of the target booth.

Abstract: A probe information storing unit is provided to store therein probe information items of a vehicle, and a voxel storing unit is provided to store therein voxels, which are defined and later described, in association with position information of the respective voxels. The voxels are defined in a three-dimensional space based on map data. The voxel storing unit and the probe information storing unit are referred to, and the probe information items are given, as votes, to the voxels that correspond to position information of the respective probe information items. A statistical process is executed to the probe information items given to each of the voxels, and the process results are associated with the respective voxels.

Abstract: A system is disclosed for managing waste services by a service vehicle. The system may have a locating device configured to generate a location signal indicative of a location of the service vehicle, a sensor configured to generate a service signal indicative of a waste service being performed by the service vehicle, an input device, and a processing unit in communication with the locating device, the sensor, and the input device. The processing unit may be configured to make a determination that the service vehicle has made a plurality of service stops based on the location and service signals, and to automatically generate at least one service route including the plurality of service stops. The processing unit may also be configured to display the at least one service route and the plurality of service stops on a map in at least one graphical user interface on the input device.

Abstract: A navigation apparatus comprises a processing resource arranged to support, when in use, an operational environment, the operational environment supporting a route calculator, a time estimation module, a route segmentation module and a weather data processing engine. A map database comprising geospatial data is also provided. The route calculator is arranged to calculate, when in use, a route between a first location and a second location. The time estimation module is arranged to estimate a time at which a user will be present at a location along the route. The route segmentation module arranged to divide the route into a plurality of route parts and to obtain from the time estimation module at least one time of presence associated with at least one of the plurality of route parts, respectively. The weather data processing engine arranged to provide weather data associated with a route part of the plurality of route parts in respect of the time of presence associated with the route part.

Abstract: Provided are systems and methods for obtaining geographic location data. In one embodiment, an example method includes identifying, by the first software application running on one or more computing devices, one or more location parameters indicative of a geographic point of interest based at least in part on an application programming interface invoked by the first software application. The method includes generating, by the first software application running on the one or more computing devices, a query string including the one or more location parameters and a parameter that is indicative of the application programming interface. The method includes requesting, by the first software application, location data associated with the geographic point of interest based at least in part on the query string. The method includes providing for display, on at least one display device, the location data associated with the geographic point of interest.

Abstract: Technologies for determining a user's location include a mobile computing device (100) to determine, based on sensed inertial characteristics of the device, a walking gait of a user. The walking gait is one of a first gait indicative of the user holding the device to the user's side or a second gait indicative of the user swinging the device along the user's side. The device further detects that the user has taken a physical step based on the inertial characteristics and the determined walking gait of the user, and determines a raw directional heading of the device indicative of a direction of the physical step. The device determines an estimated location of the user based on the determined raw directional heading, an estimated step length, and the user's previous location.

Abstract: An aircraft navigation system and a method for aircraft navigation is presented. The aircraft navigation system has a navigation-map data source, navigation-map data provided by the navigation-map data source including information about a multitude of objects O on earth surface which are of high potential visibility and high potential identifiability from elevated positions, each information for an object O?O including a position and a type of the respective object O; a first system for measuring an actual aircraft position P(t); a waypoint data source providing waypoints WPi defining an aircraft intended flight track; a second system for selecting per waypoint WPi one object Oi(WPi) with Oi(WPi)?O depending on given selection criteria; and a display for displaying an information I(Oi(WPi) referring the selected object Oi(WPi).

Abstract: Methods for calibrating a body-worn magnetic sensor by spinning the magnetic sensor 360 degrees to capture magnetic data; if the spin failed to produce a circle contained in an x-y plane fit a sphere to the captured data; determining offsets based on the center of the sphere; and removing the offsets that are in the z-direction. Computing a magnetic heading reliability of a magnetic sensor by determining an orientation of the sensor at one location; transforming the orientation between two reference frames; measuring a first vector associated with the magnetic field of Earth at the location; processing the first vector to generate a virtual vector when a second location is detected; measuring a second vector associated with the magnetic field of Earth at the second location; and calculating the magnetic heading reliability at the second location based on a comparison of the virtual vector and the second vector.

Abstract: Methods for calibrating a body-worn magnetic sensor by spinning the magnetic sensor 360 degrees to capture magnetic data; if the spin failed to produce a circle contained in an x-y plane fit a sphere to the captured data; determining offsets based on the center of the sphere; and removing the offsets that are in the z-direction. Computing a magnetic heading reliability of a magnetic sensor by determining an orientation of the sensor at one location; transforming the orientation between two reference frames; measuring a first vector associated with the magnetic field of Earth at the location; processing the first vector to generate a virtual vector when a second location is detected; measuring a second vector associated with the magnetic field of Earth at the second location; and calculating the magnetic heading reliability at the second location based on a comparison of the virtual vector and the second vector.

Abstract: An electronic device and method utilizes an external sensor group to facilitate miniaturization the device and repair/replacement of external sensors. An interface connected to an external sensor package including at least one sensor. A processor that when the external sensor package is connected through the interface, determines from which group the external sensor package is included in among pre-configured groups and controls the performance of a function corresponding to the determined group.

Abstract: A sensor unit (2) for a motor vehicle or trailer is disclosed. The sensor unit comprises a sensor measuring arrangement (16) for sensing at least one physical variable, a sensor housing (12) partly or fully enclosing the sensor measuring arrangement (16) and at least two connecting lines (18). The sensor unit (2) with the sensor housing (12) is electrically connectable to a conductive part of the motor vehicle or trailer and the sensor measuring arrangement (16) is connectable to an analyzer (6) via the connecting lines (18). Related methods, a sensing and analysis device, and motor vehicles or trailers including the same are also disclosed.

Abstract: A device for determining the attitude or variation in attitude of a satellite fitted with an attitude control system comprising at least one inertial actuator. The inertial actuator comprises a rotary element mounted to rotate about an axis of rotation. The rotation of the rotary element is controlled to generate a torque to control controlling the attitude of the satellite. The angular sensor of the device measures the angular rotation of the rotary element about its axis of rotation. The computation unit determines the attitude or variation in attitude of the satellite induced by the rotation of the rotary element as a function of the measurements of angular rotation of the rotary element by the angular sensor. A satellite carrying such a device and a method for determining the attitude or variation in attitude.

Abstract: A position detection system includes a magnetic field generation unit to generate a magnetic field, a magnetic field detection unit to detect a magnetic flux density of the magnetic field effecting from the magnetic field generation unit, and to output a detection voltage corresponding to the detected magnetic flux density, and circuitry to amplify the detection voltage, set a reference voltage for amplifying the detection voltage, and an amplification level of the detection voltage based on at least one of a voltage input to the magnetic field detection unit and a gain value set for the amplification of the detection voltage or both of the voltage input to the magnetic field detection unit and the gain value set for the amplification of the detection voltage, and change the reference voltage to switch a region used for detecting a position of a movable member.

Abstract: A linear motor system that includes a field system in which magnets are arrayed such that polarities are alternately different, armatures, a magnetic detector which includes first, second and third hall elements, and in which an electrical angle phase of the third hall element is shifted from that of the first hall element by 90° and an electrical angle phase of the second hall element is shifted from that of the first hall element by 180°, and a calculator which calculates a first electrical angle from outputs of the first and the third hall elements, calculates a second electrical angle from outputs of the second and the third hall elements, and calculates an estimated value of an electrical angle by weighting is provided. An electrical angle with a larger amplitude between the first and the second electrical angles is multiplied by a relatively larger coefficient value.

Abstract: A method for determining a position of a movable element of a linear actuator of a motor vehicle includes supplying a current to a coil of the linear actuator so as to move and/or hold the movable element by a magnetic field of the coil generated by the supplied current; modulating the current supplied to the coil with an electrical alternating variable having a predetermined frequency; determining an impedance or an admittance of the coil at the predetermined frequency by measuring a further variable at the predetermined frequency; and determining the position of the movable element as a function of the determined impedance or admittance.

Abstract: An encoder includes a scale, a detector, and a processor. The processor executes a second process while executing a first process, calculates a first relative position of one of the scale and the detector to the other of the scale and the detector when a calculation of a relative position between them starts, and then calculates a second relative position of the one to the other based on a relative displacement amount between them and the first relative position.

Abstract: The invention relates to a sensor system, and more particularly, to systems, devices and methods of processing a sensing signal from a sensor to generate amplitude and phase controls for driving this sensor in a controlled manner and enabling synchronized operation of the sensor system. A signal processor in the sensor system comprises a sensor readout circuit, an amplitude controller and a phase controller. A subset of functional blocks in the signal processor may alternate between active and inactive power saving durations. During the active power saving durations, the subset of functional blocks are powered off or functionally disabled to conserve power consumption. The amplitude and phase controls are latched for the purposes of properly maintaining the driving signal and the system clock. During the subsequent inactive power saving durations, the subset of functional blocks return to normal operation to refresh the amplitude and phase controls.

Abstract: A modular sensor for a fluidic analysis or biological assay system, such as an analytical instrument system, and other systems involving fluid flow, includes a cap and base which include one or more sensors therein, which may be a flow sensor, a pressure sensor, a temperature sensor, a pH sensor, and so forth. The base of the modular sensor includes input and output ports for fluid passageways therethrough to provide a fluid pathway which is at least partially adjacent to or near the sensor. The modular sensor may also include an adapter having ports adapted to sealingly engage with fitting assemblies. The sensor may be partially or wholly encapsulated as part of the base of the modular sensor. The modular sensor's base and cap are adapted so that a first modular sensor can be disconnected and removed from a fluidic system and a second modular sensor can be added and connected to the system in place of the first modular sensor.

Abstract: A security system having a magnetic displacement sensor system and an analytics system. The magnetic displacement sensor system includes a displacement sensor for detecting a magnetic field strength from a magnet. The analytics system determines a status of the magnetic displacement sensor system based on a comparison of the detected magnetic field strength and a profile for the magnetic displacement sensor system.

Abstract: A device may obtain raw sensor data, collected by a sensing device, including a set of signal values and a set of temperature values corresponding to the set of signal values. The set of signal values may correspond to a magnetic field present at the sensing device. The device may determine, based on the set of signal values, a first value of a calibration parameter associated with calibrating the sensing device. The device may associate, based on the set of temperature values, a particular temperature value with the first value of the calibration parameter. The device may determine, based on the particular temperature value and a temperature compensation function associated with the calibration parameter, a second value of the calibration parameter. The device may selectively update the temperature compensation function based on a comparison of the first value and the second value.

Abstract: An electric oil pump control method for operating a transmission of a hybrid vehicle which is driven by a first motor, a second motor, and an engine is provided. The method includes determining a number of revolutions of a low-pressure pump of an electric oil pump based on lubrication flow amount of the first motor, lubrication flow amount of the second motor, cooling flow amount of the first motor, and cooling flow amount of the second motor and determining a number of revolutions of a high-pressure pump of the electric oil pump based on control flow amount of a clutch of the transmission and lubrication flow amount of a rotation driver included in the transmission. A maximum value is determined of the determined number of revolutions of the low-pressure pump and the determined number of revolutions of the high-pressure pump as a number of revolutions of the electric oil pump.

Abstract: Degradation of reliability of a thermal fluid flow sensor, caused by generation of a crack in an insulating film is prevented in the thermal fluid flow sensor including a detection section and a circuit section formed on the same substrate when stress adjustment is performed by forming a deep concave portion in an interlayer insulating film in the detection section and forming the insulating film having a tensile stress thereon. As a means thereof, stair-like step is provided in a side wall of a concave portion, formed in the interlayer insulating film on a diaphragm. Accordingly, each depth of a first concave portion and a second concave portion, which form the concave portion, is reduced, and coatability of the insulating film for the stress adjustment, which covers a side wall and a bottom face of the concave portion, is improved.

Abstract: A method for operating a nuclear magnetic flowmeter for determining the flow of a slug flow medium flowing through a measuring tube, with which “tuning” parameters and “matching” parameters are set for a slug zone a film zone, reflected power is measured over time. If the reflected power in a system set for slug zone is low for the slug zone and high for the film zone and if the reflected power in a system set for film zone is low for the film zone and high for the slug zone, relative dwell time of the slug zone and the film zone in the RF coil and the relative frequency of the slug zones and film zones in the flowing medium are determined using the reflected power with a jump in the value of the reflected power from a high value to a lower value used to trigger measurement initiation.

Abstract: A method for measuring the flow rate of a multi-phase medium flowing through a measuring tube using a nuclear magnetic resonance flow meter can be used to measure the flow rate of a multi-phase medium in a simplified manner. For this purpose, a measuring device is used which implements, at the end of each pre-magnetization path, 2D tomography in the measurement tube cross-sectional plane with stratification in the z direction; the measurement tube cross-sectional plane is subdivided into layers that are thin compared to the measurement tube diameter; nuclear magnetic resonance measurements are carried out in every layer to determine measurement signals, using pre-magnetization paths of different lengths; the flow rates are measured in every layer based on the measurement signals; and the time is determined from the signal ratios of the amplitudes of the measurement signals in every layer.

Abstract: A mass flow meter and methods for using the same are provided. The mass flow meter can include a tubular housing, a flexible plate, an actuator, and at least two sensors. The flexible plate can be coupled to an interior wall of the tubular housing such that the flexible plate can vibrate in torsion. The actuator can be configured to apply an oscillating torque to the flexible plate sufficient to vibrate the flexible plate in torsion. The at least two sensors can each be configured to measure oscillations of the flexible plate as a function of time at different locations. The mass flow meter can also include a computing device in electrical communication with the at least two sensors and configured to determine a mass flow of fluid passing through the tubular housing from a phase shift between oscillations of the flexible plate measured by the at least two sensors.

Abstract: An improved solution for estimating the flow rate of a fluid in a line of a hydrocarbon production installation, during production. Systems and methods for producing hydrocarbons on a line of a hydrocarbon production installation can include at least two devices adapted each for providing an estimate of the flow rate of a fluid in the line based on respective data. The devices include at least one metric counter, and the data relative to the provision of an estimate of the flow rate by the metric counter include a measurement done by at least one sensor of the metric counter on the fluid. Further, data can be determined relative to the provision of an estimate of the flow rate by the devices, and a DVR process involving the determined data, the reconciliation being conditioned by at least a substantial equality between the estimates of the flow rate of the fluid.

Abstract: A method for determining a gas consumption of a gas-powered gas engine or a gas-powered dual-fuel engine. The engine is operated under actual operating conditions, and the actual gas consumption of the engine is acquired under the actual operating conditions. A target gas consumption of the engine to be anticipated under target operating conditions is calculated depending on the actual gas consumption and depending on discrepancies between the actual operating conditions and the target operating conditions.

Abstract: A volumetric measurement system having an imaging device and a light source, where the light source is configured to illuminate the container and the sample regardless of a blockage or obstruction of the sample on at least part of the container.

Abstract: The extendable measuring cup is constructed of a plurality of measuring cups that are successively arranged in size. The plurality of measuring cups vary in size from one another such that all of the measuring cups are able to nest within one another. The plurality of measuring cups is further defined with a topmost cup that includes internal threading. The topmost cup is able to connect with a threaded container via the internal threading. The topmost cup includes a disc member that is able to pivot with respect to a slot provided on the topmost cup. The disc member is able to rotate from outside of the topmost cup to inside of the topmost cup. In use, the disc member is able to enclose an interior formed with the plurality of measuring cups.

Abstract: A method for determining a volume or a mass of a filling material is provided, in which firstly an empty profile detection mode is assumed in the absence of a filling material, and then a volume or mass determination mode is assumed when the filling material is present. In the empty profile detection mode, an interference point profile is created from echo curves obtained by scanning a container surface. The interference point profile is then taken into account when determining the volume or the mass of the filling material in the volume or mass determination mode, such that volumes or masses of the filling material are determined with increased accuracy.

Abstract: According to at least one aspect of the present disclosure, a centering device includes a body including a first part and a second part connected by a hinge, the hinge structured to enable the first part and the second part to pivot relatively each other about the hinge to form a center channel extending through the body and defining a center axis. The body further includes a clasp, structured to reversibly hold the first part adjacent the second part in an assembled state, and a plurality of members extending radially from the body where, in the assembled state, the center channel and the clasp structured to reversibly attach to a body passing through the center channel.