35results about How to "Reliably detect" patented technology

A method and system for determining a geographical location and orientation of a vehicle (200, 300) travelling through a road network is disclosed. The method comprises obtaining, from one or more cameras (202, 302) associated with the vehicle (200, 300) travelling through the road network, a sequence of images (500) reflecting the environment of the road network on which the vehicle (200, 300) is travelling, wherein each of the images has an associated camera location at which the image was recorded. A local map representation representing an area of the road network on which the vehicle (200, 300) is travelling is then generated using at least some of the obtained images and the associated camera locations. The generated local map representation is compared with a section of a reference map, the reference map section covering the area of the road network on which the vehicle (200, 300) is travelling, and the geographical location and orientation of the vehicle (200, 300) within the road network is determined based on the comparison. Methods and systems for generating and / or updating an electronic map using data obtained by a vehicle (200, 300) travelling through a road network represented by the map are also disclosed.

In order to detect an abnormality of semiconductor manufacturing apparatus, a biaxial coordinate system having first and second axes respectively assigned two different monitoring parameters selected from plural apparatus status parameters representing statuses of semiconductor manufacturing apparatus is prepared. As monitoring parameters, for example, a cumulative film thickness for deposition processes that have previously been performed in deposition apparatus and an opening of the pressure control valve located in a vacuum exhaust path to control the internal pressure of a reaction vessel are selected. Values of monitoring parameters obtained when the semiconductor manufacturing apparatus was normally operating are plotted on the biaxial coordinate system. A boundary between a normal condition and an abnormality status is set around a plot group. Values of monitoring parameters obtained during present operation of the semiconductor manufacturing apparatus are plotted on the biaxial coordinate system to determine whether or not there exists an abnormality and identify a type of abnormality based on a positional relation between the plots and the boundary.

An audio apparatus includes a converter having a sound-output mode in which the converter functions as a sound-output device for converting a sound signal into an audio output and a sound-pickup mode in which the converter functions as a sound-pickup device for converting an audio signal into a sound output, a controller switching the converter to the sound-output mode or the sound-pickup mode, an analyzing section analyzing the sound output generated from the converter that is switched to the sound-pickup mode by the controller, and an alarm section generating an alarm signal based on an analysis result from the analyzing section.

A ground fault detection device detects a ground fault within a photovoltaic array in a solar energy generator system including a photovoltaic string composed of a plurality of photovoltaic modules connected in series, the photovoltaic array composed of a plurality of the photovoltaic strings connected in parallel, and a load device consuming or converting electric power. The ground fault detection device includes a switching section which parallels off the photovoltaic array or the photovoltaic string by electrically disconnecting the photovoltaic array or the photovoltaic string from the solar energy generator system and a detection section which detects a ground fault in the photovoltaic array or the photovoltaic string while the photovoltaic array or the photovoltaic string is paralleled off by the switching section.

An object detecting device has components which emit electromagnetic waves by scanning a scan range in horizontal and vertical directions, receive reflected waves, obtain signal level of the received reflected waves, calculate a correction value based on vertical position of the zone in the scan range where the level of the received waves is the highest and the center position of the scan range in the vertical direction, and correct the center position in the vertical direction of the scan range based on the calculated correction value.

In a monitor for monitoring diastolic relaxation of a ventricle of a heart, an impedance signal is measured in a ventricle of the heart and the occurrence of a notch in the impedance signal coincident with the entry of blood into the monitored ventricle is detected by forming a time derivative of the impedance signal and generating a loop by plotting impedance values of the impedance signals with respect to related time derivative values to form a loop for each cardiac cycle of the heart, and comparing the generated loop to a loop template representing a normal loop for the subject, to identify deviations in the loop from normal deviations in timing and shape of the notch.

A sheet feed device of this invention includes a sheet feed tray, a sheet feed unit which feeds a sheet placed on the sheet feed tray, a detection sensor which detects the presence / absence of a sheet on the sheet feed tray, and a sensor mounting member which mounts the detection sensor on the sheet feed tray. The sensor mounting member can mount the detection sensor on the sheet feed tray such that the angle of the sensor can be adjusted with respect to the tray.

A wireless system and methods for non-invasive detection of brain injury that includes a detection device for reliable monitoring and analyzing of sleep movement in comparison with normal sleep movement architecture to identify dampened sleep movement patterns indicative of brain injury.

A multifeed detection apparatus and method for use in a check processing terminal including a paper supply unit for individually feeding a plurality of checks; a check transportation path for conveying each check fed from said paper supply unit in a given direction along said path; a reading unit disposed on one side of the transportation path and having a rigid stationary surface and an image scanning sensor such as an MICR head for reading magnetic ink characters printed on the check with said check multifeed detection apparatus comprising: a pressure member disposed on another side of the check transportation path opposite to and in alignment with said rigid stationary surface for pressing one or more transported checks passing between the pressure member and the rigid surface up against said rigid stationary surface; and a displacement detection sensor for detecting the displacement of the pressure member by the transported check(s); a wherein the displacement detection sensor detects multifeeding based on the displacement of the pressure member according to the thickness of the check(s) passed between said pressure member and said rigid stationary surface.

An image forming apparatus includes an image bearing member for bearing an electrostatic latent image; developing means for developing the latent image on the image bearing member with a developer including toner and carrier particles at a developing position, the developing means including a developer carrying member for carrying the developer, a plurality of developing devices containing toner particles which have colors different from each other, and moving means for carrying the developing devices to move a slected one of the developing devices to the developing position, the apparatus further including density detecting means for detecting a toner density on the developer carrying member of a the devices located at a positioin different from the developing position; control means, responsive to an output of the density detecting means, for controlling toner contents in the devices, wherein when the density detecting means effects its density detecting operaration in an operation mode, in which only one of the devices is used, the control means effects the density detecting operaration after the developer carrying member is rotated through a predetermined period of time, for the device which comes to the detecting a position by way of the developing position.

A radar sensor receives a radar wave signal through a radome in each of antennas while judging existence of an attenuating thing in a detecting unit. This unit extracts a maximum level channel from receiving channels assigned to the antennas every modulation period, calculates a difference in signal level between the maximum level channel and each receiving channel every modulation period, sets each receiving channel corresponding to large level differences in one measuring period including plural modulation periods as a candidate channel every measuring period, increments a preliminary variable of each candidate channel every measuring period, increases a final variable each time the preliminary variable of at least one receiving channel reaches or exceeds a preliminary value in one measuring period, and judges in response to the final variable reaching a final value that the attenuating thing attenuates the radar wave directed toward the radome.

A memory device may include a memory plane including a group of memory cells configured to store a block of bits including data bits and parity bits, and a detector for detecting a fault injection including a reader to read each bit, and a first checker to perform, when reading a block, a parity check based on the read value of each data and parity bit. The memory plane may include reference memory cells arranged between some of the memory cells to create packets of m memory cells. Each reference memory cell may store a reference bit and each packet of m memory cells may store m bits of the associated block, when m is greater than 1, with different parities. The detector may further include a second checker to perform, when reading the block, a check on the value of each reference bit.

The discovery that apolipoprotein B exhibits spectral features in the mid IR spectrum that make it identifiable within blood serum leads to the invented use of a statistical correlation between a concentration of apolipoprotein-B (apoB) in a sample of blood serum and infrared spectral features of the blood serum sample to produce a test for apoB. A method for providing such a test, and tests produced by the method are taught.

A crank angle detecting device that is independent of fluctuations in engine rotational speed and reliably detects a reference crank angle position. A ring gear fixed to a crankshaft of a single cylinder engine has plural projections (teeth) formed around its outer periphery at equal intervals and one irregular interval portion (toothless portion). A crank angle sensor detects start and end on both sides of each projection, a lateral length of each projection and an interval of two adjacent projections, and calculates a ratio therebetween to distinguish the irregular interval portion from the projections. The crank angle sensor and the irregular interval portion are so positioned that the irregular interval portion is detected when the piston is close to bottom dead center.

The present invention relates to a display panel inspection apparatus for inspecting a display panel composed of a plurality of pixels. The display panel inspection apparatus comprises a detecting unit detecting whether or not each of the pixels is a defective pixel and a holding unit holding a result of the detection by the detecting unit, thereby enabling reliable and easy detection of a defective pixel occurring temporarily due to variations of operation environment such as semi-contact trouble or semi-disconnection trouble, and others.

A heart stimulator has a pulse generator which emits stimulation pulses for delivery to the heart of a patient through a lead connected to the pulse generator and introduced into the heart. The heart stimulator has an evoked response detector which includes a measuring unit for measuring electrode signals picked up by the lead. An averaging unit is supplied with the electrode signals and forms an average value of the amplitude of the respective electrode signals for each heartbeat. A comparator in the evoked response detector compares the average value for each heartbeat with two predetermined limit values and emits a signal indicating that the electrode signal results from a fusion beat if the average values are between the two limit values.

Provided is a core wire contact detection device which detects contact between a strip blade and a core wire when a sheath of an electric wire is stripped by the strip blade. The core wire contact detection device includes a vibration detection unit capable of detecting a vibration in a frequency range including a vibration frequency generated due to the contact between the core wire and the strip blade, and a contact state determination processing unit which determines that the strip blade and the core wire are in contact with each other when an amplitude of the detected vibration exceeds a predetermined threshold value.

A coin bar storage of the invention includes: a casing; a coin bar tray that is provided in the casing so as to be drawn out from and stored into the casing, and that has a plurality of set sections in which set coin types are respectively pre-set to assign a coin type to each of the set sections; a set coin type presence confirmation section that is provided in all of the set sections of the coin bar tray, that respectively confirms whether or not coin bars of the set coin types is set, and that outputs a confirmation result; and a management section that manages a present amount of coin bars in the coin bar tray based on the confirmation result from the set coin type presence confirmation section.

A method and infrared sensing device for determining the concentration of alveolar alcohol in a breath sample exhaled by a subject into an infrared sensing device. The presence of alcohol from the upper respiratory tract of the subject is detected by continuously monitoring alcohol and carbon dioxide, normalizing alcohol values with respect to carbon dioxide, calculating a difference between normalized alcohol concentration and carbon dioxide concentration over time, integrating (summing) the difference, and comparing the integrated difference with a threshold. This technique accurately and consistently detects the presence of mouth alcohol in the sample before the presence of carbon dioxide which originates in deep lung breath.

A micromechanical rotational rate sensor system includes a first rotational rate sensor device that can be driven rotationally about a first axis in oscillating fashion for acquiring a first external rate of rotation about a second axis and a second external rate of rotation about a third axis, the first, second, and third axes being perpendicular to one another; and a second rotational rate sensor device, capable of being driven in linearly oscillating fashion along the second axis, for acquiring a third external rate of rotation about the first axis. The first rotational rate sensor device is connected to the second rotational rate sensor device via a drive frame device. The drive frame device has a first drive frame and a second drive frame that are capable of being driven in oscillating fashion by the drive device with opposite phase along the third axis.

Passive IR sensor detection circuitry is provided that consumes eighty to ninety percent less power than conventional PIR sensor detection circuitry. Whereas prior art PIR sensor detection circuitry employs multiple amplification stages, to boost the power of the weak sensor signal, and a window comparator to determine whether an occupancy condition exists, the present invention uses, at most, a single amplification stage and no window comparator. In place of multiple amplification stages and a window comparators, the PIR sensor circuitry of the present invention uses a sensitive microcontroller to both detect and process the signal. A peak detector can be added just before the signal—whether amplified or not—is received by the microcontroller. Decay time of the peak detector is adjusted so that the signal will not substantially decay between measurements.

[PROBLEMS] To provide a probe useful in the detection of HBV or HBs antigen by which an escape mutant of hepatitis B virus (HBV) possibly occurring in a specimen can be detected; and a method of using the same.[MEANS FOR SOLVING PROBLEMS]A probe capable of recognizing an epitope located on a peptide comprising the amino acid sequence of SEQ ID NO:1; and a method of detecting hepatitis B virus or hepatitis B virus s antigen by using this probe.

A vibration sensor is mounted on the central shaft, such that it senses vibrations induced into the feed roll assembly in a direction transverse to the rotational axis of the feed roll.

A shearer loader for underground mining, the shear loader comprising a shearer loader body, at least one cutting drum fastened to a supporting arm joined to the loader body, a first drive motor for moving the shearer loader and a second drive motor for moving the cutting drums, a cooling water circuit for cooling the first and second drive motors, the cooling water circuit including an inlet and a return line, a spray system including at least one spray water circuit, the spray system including a feed line fluidly connecting a common water connection to the cutting drums, the spray system further including a valve in the feed line for switching the spray water circuits on and off, a control valve connected between the feed line of the spray water circuit and the return line of the cooling water circuit, the control valve allowing selective flow from the cooling water circuit to be directed to the cutting drums.

A method for locating a badge for a motor vehicle handsfree system includes transmission in the form of an inquiry of a signal by a first group of antennas of the vehicle to the tag, response of the tag to this first inquiry, transmission in the form of an inquiry of a signal by a second group of antennas of the vehicle to the tag, and response of the tag to this second inquiry. In responding to the first inquiry, the tag stores for a predetermined time span the fact that it has responded to a signal transmitted by an antenna of the first group of antennas. The response made to the second inquiry may include a cue indicating that a response has already been transmitted following an inquiry originating from the first group of antennas.

A voltage generator according to the present invention includes a reference voltage generator and a reference voltage determination circuit. The reference voltage generator outputs a detection current when generating a predetermined reference voltage by a passage of an electric current having a predetermined current value or higher. The reference voltage determination circuit detects or predetects an anomaly in the reference voltage in accordance with the detection current outputted by the reference voltage generator, and then outputs a determination signal.

The double blank detecting device for a press machine uses a press machine with a die cushion device attached thereto, and automatically and repeatedly forms blank materials one by one. The double blank detecting device includes: a position signal acquiring unit that acquires a die cushion position signal indicating a position of a cushion pad of the die cushion device; a load signal acquiring unit that acquires a die cushion load signal indicating a die cushion load generated in the cushion pad of the die cushion device; and a double blank detecting unit that detects, as a double blank, a state where a plurality of the blank materials are overlapped, based on the die cushion position signal and the die cushion load signal that are acquired.

The present invention relates to the monitoring of an intermediate space, in particular the air gap, between a transmitting coil and a receiving coil during inductive energy transmission. Said intermediate space is monitored by means of an optical monitoring device. By means of optical monitoring of the air gap between the transmitting coil and the receiving coil, the entry of an object can be reliably detected without the magnetic field of the inductive energy transmission being influenced.

A vertical synchronous signal detection circuit includes an analog-digital converter, an average calculation circuit and a compare circuit. The analog-digital converter receives a composite video signal and converts the video signal into a digital signal having a vertical synchronizing pulse. The average calculation circuit is coupled to receive the digital signal. The average calculation circuit calculates an average level of the vertical synchronizing pulse within a predetermined period. The compare circuit is connected to the average calculation circuit. The compare circuit compares a threshold level received thereto with the average level and outputs a synchronous detect signal when the average level falls below the threshold level.

The present invention relates to a method of detecting rupture of fetal membranes and to a device for implementing said method. In particular, a method of in-vitro detection of a rupture of fetal membranes comprising a step of simultaneously searching, within a specimen of vaginal or cervical secretions, for the alpha fetal protein (AFP) and for the insulinomimetic growth factor-binding protein 1 (IGFBP-1). The present invention finds, in particular, an application in the medical field, especially in the obstetric field.