Abstract: According to embodiments, there is provided a radar apparatus including: a transmission antenna configured to transmit an electromagnetic wave; a reception antenna configured to receive an electromagnetic wave when the transmitted electromagnetic wave has been reflected by an object; a reception wave acquisition section configured to acquire the received electromagnetic wave at specific intervals in time; a reception power calculator configured to compute the power of the received electromagnetic wave as a function of the acquisition time number by the reception wave acquisition section; a representative point extractor configured to extract plural representative points from the function; and a determination section configured to determine whether or not the object is an overhead object positioned higher than the optical axis of the receiving antenna based on the representative points.

Abstract: According to embodiments, there is provided an electronic component unit, including: a circuit board including: a heat generating element that generates a heat; and a bonding metal foil layer formed on a face thereof; a heat transfer board including: a board body having a thermal conductivity higher than that of the circuit board; an insulative layer formed on a first face of the board body; and a heat transfer metal foil layer formed to cover the insulative layer; and a heat sink, wherein the circuit board is assembled with the heat sink via the heat transfer board such that (1) the heat transfer metal foil layer is soldered to the bonding metal foil layer and (2) the second face of the board body is superimposed on the heat sink.

Abstract: An electronic scanning radar apparatus includes a transmission unit configured to transmit a transmission wave, and a receiving unit including a plurality of antennas receiving a receiving wave coming from a target. The receiving wave is formed from a reflection wave of the transmission wave reflected at the target. A beat signal generation unit is configured to generate beat signals in response to the transmission wave and the receiving wave. A frequency resolution processing unit is configured to obtain complex number data calculated from beat frequencies having signal levels obtained by performing a frequency resolution for the beat signals based on a predetermined frequency width. A peak detector is configured to detect an existence of the target by detecting peak signal levels of the beat frequencies, and a direction detecting unit is configured to calculate an incoming direction of the receiving wave based on a normal equation having an order.

Abstract: According to the embodiments, there is provided an image processing apparatus including: an acquisition section configured to acquire 3×3 pixel block data to have one red pixel at a center; an estimation section configured to compute blue value differences between blue values of diagonal pairs of blue pixels in the block data, and to estimate a direction of a contrast boundary based on the blue value differences; and a processing section configured to compute a computed blue value based on the blue values of the four blue pixels within the block data according to the estimated direction of the contrast boundary, to compute a computed green value based on green values of two green pixels within the block data, and to output a color image pixel to have a red value of the red pixel and the computed blue and green values.

Abstract: A motion calculation device includes an image-capturing unit configured to capture an image of a range including a plane and outputs the captured image, an extraction unit configured to extract a region of the plane from the image, a detection unit configured to detect feature points and motion vectors of the feature points from a plurality of images captured by the image-capturing unit at a predetermined time interval; and a calculation unit configured to calculate the motion of the host device based on both of an epipolar constraint relating to the feature points and a homography relating to the region.

Abstract: An electronic scanning radar apparatus includes a transmission unit configured to transmit a transmission wave, a receiving unit including a plurality of antennas receiving an incoming wave coming from a target, a beat signal generation unit configure to generate beat signals in response to the transmission wave and the incoming wave, a frequency resolution processing unit obtaining complex number data calculated from beat frequencies having signal levels obtained by performing a frequency resolution for the beat signals based on a predetermined frequency width, a peak detector detecting an existence of a present target by detecting peak signal levels of the beat frequencies, a target link unit associating between the present target detected in a present detecting cycle and a past target detected in past detecting cycles; and a direction detecting unit calculating a direction of the incoming wave based on the weighted averaging process.

Abstract: An onboard radar apparatus includes a transmission wave generating unit configured to generate a transmission wave, a vertically polarized wave transmitting antenna configured to vertically polarize and transmit the transmission wave, a horizontally polarized wave transmitting antenna configured to horizontally polarize and transmit the transmission wave, a receiving antenna configured to receive a reflection wave, a switch control unit configured to perform a switching between the vertically polarized wave transmitting antenna and the horizontally polarized wave transmitting antenna, and a receiving unit configured to receive one of the reflection waves based on receiving levels of the reflection waves, which have been received by the receiving antenna before and after the switching is performed by the switch control unit.

Abstract: A passenger detection system includes a satellite sensor circuit; and a master determination unit. The satellite sensor circuit includes an antenna electrode which is provided in at least one of a seating face or a back face of a seat; and an electric field generation unit which generates an electric field around the antenna electrode, and generates a current signal based on the electric field. The master determination unit includes a current detection unit which detects a variation of the current signal; and a control unit which determines a sitting situation of a passenger by comparing signal data with threshold data, the signal data being related to a current signal which flows based on the electric field which is obtained from the current detection unit and which is generated at the antenna electrode, the threshold data being related to the sitting situation of the passenger. The satellite sensor circuit and the master determination unit are connected via a power supply line and a ground line.

Abstract: A lane recognition apparatus that recognizes a lane from an input image sequence captured from a visual sensor mounted on a vehicle at a fixed time interval, includes a time series smoothing part for generating a smoothed feature image based on a feature image extracted from the input image sequence so that a dotted line lane boundary describes a linear locus over time, a gradient image generation part for generating a gradient image by estimating a feature value gradient at each pixel position of the smoothed feature image, and a Hough transform part for performing Hough transform on the gradient image and detecting lines of edges in the smoothed feature image.

Abstract: In an onboard gateway apparatus, when data is received from one network, the received data is stored in the buffer. The buffer includes a first storage area for storing data in the order of priority of an identifier (ID) attached to the data and a second storage area for storing data in the order in which the data is received. A control means stores the received data in one of the first and second storage areas based on the attached identifier, and sends the data to another network in accordance with the priority of the ID of the data. As to data passing through the first storage area, sending in the order of priority is ensured. As to data passing through the second storage area, sending in the order in which the data is received is ensured.

Abstract: A system for controlling an electric device comprises: a power supply for supplying electric power to an electric device; switch portion connected between the power supply and the electric device for controlling the electric power supplied to the electric device; an LC filter disposed between the switch portion and the electric device; and current detection portion for detecting an electric current supplied to the electric device.

Abstract: An electronic scanning type radar device mounted on a moving body includes: a transmission unit transmitting a transmission wave; a reception unit comprising a plurality of antennas receiving a reflection wave of the transmission wave from a target; a beat signal generation unit generating a beat signal from the transmission wave and the reflection wave; a frequency resolution processing unit frequency computing a complex number data; a target detection unit detecting an existence of the target; a correlation matrix computation unit computing a correlation matrix from each of a complex number data of a detected beat frequency; a target consolidation processing unit linking the target in a present detection cycle and a past detection cycle; a correlation matrix filtering unit generating an averaged correlation matrix by weighted averaging a correlation matrix of a target in the present detection cycle and a correlation matrix of a related target in the past detection cycle; and a direction detection unit compu

Abstract: A passenger detection apparatus includes sensors arranged on a seat in a vehicle; shield cables corresponding to the sensors, wherein one end the core wire is connected to the corresponding one of the sensors; a measurement signal output device for outputting a measurement AC signal; a device for detecting a current output from the measurement signal output device; a device for outputting a capacitance canceling AC signal, which has the same phase and the same level as those of the measurement AC signal; a device for selectively applying one of the measurement AC signal and a DC voltage to the other end of each shield cable; and a device for selectively applying one of the capacitance canceling AC signal and a second signal, which has a different waveform from that of the measurement AC signal, to the shield of each shield cable.

Abstract: A radar system comprises: a plurality of reception antennas; a transmission wave generating device; a transmission antenna; a mixer; an A/D converter; a storage device which stores the digitized beat signals in association with each of the reception antennas; a Fourier transformation device which Fourier transforms the stored beat signals; a digital beam forming device which generates beam signals at predetermined pitch angles based on the Fourier transformed signals; an orientation detecting device which detects an orientation of the object using the generated beam signals; a distance detecting device which detects a distance to the object using the generated beam signals; and a signal separation processing device which performs separation processing of the beat signals based on the detected orientation and distance of the object, using the beat signals associated with each of the reception antennas, which are Fourier transformed by the Fourier transformation device.

Abstract: A frontal view imaging and control device installed on a movable object, includes: an image input unit receiving an image taken by an image device that captures a region of a road surface in a predetermined direction; a projection transformation unit linking each pixel of the image onto a virtual two-dimensional plane of a road surface through coordinate transformation so as to form a virtual projection image on the two-dimensional plane; a projection likelihood calculation unit dividing the virtual projection image into a distant view section and a close view section, and calculating similarity defined between a projection of the distant view section and a projection of the close view section; and an attitude angle calculation unit determining an angle of depression and a panning angle that maximize the similarity as a measured attitude angle that indicates an image capturing direction of the imaging device.

Abstract: A system for controlling an electric device comprises: a power supply for supplying electric power to an electric device; switch portion connected between the power supply and the electric device for controlling the electric power supplied to the electric device; an LC filter disposed between the switch portion and the electric device; and current detection portion for detecting an electric current supplied to the electric device.

Abstract: A horn antenna part of a radar apparatus is made of a heat emitting material and includes: an antenna body part having a plurality of horn parts arranged in an array form, wherein each horn part is open toward a front surface of the apparatus, and has a diameter which gradually increases toward the front surface; and a feeder part including a waveguide which communicates with the horn parts, wherein the feeder part is connected to the antenna body part. The radar apparatus also includes: a wireless part for generating a high-frequency signal supplied to the feeder part, and converting a reflected high-frequency signal to a medium-frequency signal; and a circuit part for controlling the high-frequency signal and processing the medium-frequency signal. At least one of the wireless part and the circuit part is arranged in a manner such that it contacts the feeder part.

Abstract: An occupant determination apparatus and an occupant determination method accurately determine a size of an occupant, with a simple configuration where a plurality of electrodes are arranged on one layer, and eliminate errors due to the capacitance between an occupant and surrounding car-body metal parts or the like, and thus suppress erroneous determination. The apparatus includes a sensor having a plurality of seat section electrodes arranged on a sitting section, and a determination section. The determination section includes an oscillator, a capacitance detecting section which detects the current flowing through a seat section electrode in order to detect the capacitance, a switching circuit which switches the connection of the capacitance detecting section to the seat section electrode, and a controlling section which outputs a switch control signal.

Abstract: In an occupant detecting apparatus for detecting an occupant seated on a passenger seat of a vehicle with an airbag for the occupant, a load sensor is provided in a bottom part of the seat. A plurality of first electric field sensors are provided in the bottom part of the seat, and a plurality of second electric field sensors are provided in a rear part of the seat. An airbag inflating permission control unit permits inflation of the airbag in accordance with output signals of the load sensor and the first and second electric field sensors.

Abstract: An occupant determination apparatus and an occupant determination method are provided that can accurately determine the size of an occupant, with a simple configuration where a plurality of electrodes are arranged on one layer, and can eliminate errors due to the capacitance between an occupant and surrounding car-body metal parts or the like, and thus suppress erroneous determination. The occupant determination apparatus (10) comprises a first sensor (11) including a plurality of seat section electrodes (111 to 117) arranged on a sitting section (1a), and a first determination section (20). The first sensor section (11) comprises: a first seat section electrode (111); a reference electrode array (12a) where second seat section electrodes (112 to 114) are arranged separate in the x-direction; and a reference electrode array (12b) where third seat section electrodes (115 to 117) are arranged separate in the x-direction, arranged separate in the y-direction.