HONDA ELESYS CO., LTD. Patent applications |
Patent application number | Title | Published |
20150229023 | ANTENNA UNIT, RADAR DEVICE, AND COMPOSITE SENSOR DEVICE - A DBF antenna unit including one or more transmitting antennas and a plurality of receiving antennas arranged at a predetermined interval in a horizontal scanning direction. Each of the transmitting antennas and the receiving antennas includes a waveguide provided with a corner bend and a horn expanding in a pyramid-like shape from one end of the waveguide. The other ends of the waveguides of all the transmitting antennas and the receiving antennas are placed on the same plane. | 08-13-2015 |
20150042798 | IN-VEHICLE CAMERA - An in-vehicle camera that is provided with a substrate, a camera body, a housing including the substrate and the camera body. The substrate is provided with the opening, and the camera body is attached to the position of the opening of the substrate. Furthermore, the camera body is included in the housing, with a part thereof inserted into the opening. | 02-12-2015 |
20140297133 | AUTOMATIC CHILD LOCK DEVICE - An automatic child lock device includes an electrostatic sensor installed in a seat of a vehicle, for detecting electrostatic capacitance; a detection unit that applies AC voltage to the electrostatic sensor and detects a voltage value from a current generated in the electrostatic sensor in response to the application; an occupant judgment unit that judges that an occupant seated in the seat is a child when the detected voltage value is lower than or equal to a threshold, and judges that the occupant is an adult when the detected voltage value exceeds the threshold; a locking judgment unit that judges whether or not a child lock mechanism installed in a door is in a locked state; and a locking control unit that performs a control to lock the child lock mechanism when the occupant is a child and the child lock mechanism is not in the locked state. | 10-02-2014 |
20140285373 | ON-BOARD RADAR APPARATUS - An on-board radar apparatus includes an antenna unit configured by combining one of a lens and a reflector, and a plurality of antenna elements, a transmission and reception unit configured to emit a radio wave using, for at least one of transmission or reception, a partial antenna of a plurality of patterns configured by the antenna elements that are part of the plurality of antenna elements, and to receive a reflection wave obtained by reflection of the radio wave from an object, and a detection unit configured to detect the object based on the reflection wave received by the transmission and reception unit. | 09-25-2014 |
20140285372 | OBJECT DETECTING DEVICE, OBJECT DETECTING METHOD, OBJECT DETECTING PROGRAM, AND MOTION CONTROL SYSTEM - An object detecting device includes a signal transmitting and receiving unit configured to generate an intermediate frequency signal based on a transmission signal and a reception signal which is a reflected wave thereof, a processing unit configured to determine that an image of a target peak frequency is a virtual image based on noise when it is determined that a peak frequency of predetermined n times the target peak frequency is not present in information based on the intermediate frequency signal generated by the signal transmitting and receiving unit and to detect an object based on the determination result, where n is an integer of 2 or greater. | 09-25-2014 |
20140159972 | ON-BOARD RADAR HAVING LENS ANTENNA - An on-board radar includes a lens antenna which includes a lens, a substrate provided with a hole for disposing the lens, a plurality of parts provided on a portion of the substrate other than a portion on which the lens is provided, and a primary radiator which radiates electromagnetic waves onto the lens. | 06-12-2014 |
20140028493 | ON-BOARD RADAR APPARATUS, OBJECT DETECTION METHOD, AND OBJECT DETECTION PROGRAM - An on-board radar apparatus includes a plurality of reception antennas that form a reception array antenna, the reception array antenna having two or more average pitches that do not have the relationship of integral multiplication, and an azimuth detecting unit configured to perform a phase shift so that an azimuth of the target is apparently changed by a predetermined angle, for a signal received by each reception array antenna, to perform an azimuth detection process of detecting the azimuth of the target based on the phase shift result, and to determine that the target is present in the azimuth detection range in the azimuth detection process when it is determined that the azimuths of the target detected based on the phase shift result for the signals received by the respective reception array antennas coincide with each other and to determine that the target is present outside the azimuth detection range when it is determined that the azimuths of the target do not coincide with each other. | 01-30-2014 |
20130300897 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM - An image processing device includes an image acquiring unit, a storage unit, and an image processing unit, wherein the image region is divided into a plurality of sub-regions in the vertical direction, and wherein when the rectangular range set in the image region extends over two or more sub-regions, the image processing unit acquires the cumulative value at a pixel position in the lowermost sub-region of the two or more sub-regions by adding the cumulative values in the upper sub-regions at the pixel position in the same column of a lowermost row in the upper sub-regions, over which the rectangular range extends, to the cumulative value in the lowermost sub-region at the pixel position in the lowermost sub-region. | 11-14-2013 |
20130287251 | IMAGE RECOGNITION DEVICE, IMAGE RECOGNITION METHOD, AND IMAGE RECOGNITION PROGRAM - An image recognition device includes an image acquiring unit configured to acquire an image, and an object recognition unit configured to calculate gradient directions and gradient values of intensity of the image acquired by the image acquiring unit, to scan the gradient values of each acquired gradient direction with windows, calculate a rectangular feature value, and extract a window in which a target object is recognized to be present using a classifier based on the calculated rectangular feature value through the use of a first recognition unit, and to calculate a predetermined feature value from the window extracted by the first recognition unit and recognize the target object using a classifier based on the predetermined feature value through the use of a second recognition unit. | 10-31-2013 |
20130278457 | DIRECTION DETECTION APPARATUS, DIRECTION DETECTION METHOD, AND DIRECTION DETECTION PROGRAM - A direction detection apparatus includes antennas of a plurality of systems having polarization characteristics different from each other and configured to receive a signal reflected by an object, a determination unit configured to determine the polarization characteristic of the received signal, and an operation processing unit configured to select a detection range corresponding to the polarization characteristic which have been determined. | 10-24-2013 |
20130278456 | RECEIVING AND PROCESSING DEVICE, RECEIVING AND PROCESSING METHOD, AND RECEIVING AND PROCESSING PROGRAM - A receiving and processing device includes an antenna extension unit configured to perform a process of arranging data of two or more continuous receiving antennas in which one or more intervals from one end are different from a regular interval at the other positions in a receiving antenna array in which a plurality of receiving antennas are arranged at two or more irregular intervals, a process of inverting phases of the arranged data of the two or more receiving antennas, a process of rearranging the phase-inverted data of the two or more receiving antennas so as to invert the arrangement of the data, a process of rotating the phases of the rearranged data of the two or more receiving antennas, and a process of connecting the phase-rotated data of the two or more receiving antennas to the data of the original two or more receiving antennas. | 10-24-2013 |
20130271310 | ON-BOARD RADAR APPARATUS, DETECTION METHOD, AND DETECTION PROGRAM - An on-board radar apparatus includes a transmitting unit configured to transmit a transmitted wave, a receiving unit configured to receive a reflected wave obtained by causing an object to reflect the transmitted wave, to generate a reception signal, and to detect the object by performing a signal process on the reception signal, a determination unit configured to determine whether or not the on-board radar apparatus is located in a vehicle interior, and an adjustment unit configured to adjust transmitting characteristics of the transmitting unit or receiving characteristics of the receiving unit so as to compensate for an attenuation in a propagation path of the transmitted wave or the reflected wave when the determination result of the determination unit is affirmative. | 10-17-2013 |
20130268173 | OBJECT DETECTING DEVICE, OBJECT DETECTING METHOD, OBJECT DETECTING PROGRAM, AND MOTION CONTROL SYSTEM - An object detecting device includes a signal transmitting and receiving unit configured to generate intermediate frequency signals based on transmission signals obtained by frequency modulation in multiple modulation periods and reception signals corresponding to reflected waves of the transmission signals, a distance detecting unit configured to calculate distances based on peak frequencies of the intermediate frequency signals generated by the signal transmitting and receiving unit, and a determination unit configured to determine whether or not the distances calculated by the distance detecting unit and corresponding to the multiple modulation periods are equal to each other. | 10-10-2013 |
20130257643 | RADAR APPARATUS, ON-BOARD RADAR SYSTEM, AND PROGRAM - A radar apparatus includes a transmitting antenna, a triangular wave generating unit that generates a first modulated wave and a second modulated wave which are transmitted from the transmitting antenna at a predetermined interval, a receiving antenna that receives radio waves obtained by causing an object to reflect the transmitted first and second modulated waves, and a signal intensity calculating unit that makes a determination, on peaks equal to or greater than a predetermined value appearing in received signals which are received by the receiving antenna and which correspond to the first and second modulated waves, as to whether the peaks are due to a signal obtained by causing the object to reflect the transmitted wave emitted from a host radar device or the peaks are due to a signal obtained by causing a reflecting object including the object to reflect the transmitted wave emitted from another radar device. | 10-03-2013 |
20130229301 | ELECTRONIC SCANNING TYPE RADAR DEVICE, ESTIMATION METHOD OF DIRECTION OF RECEPTION WAVE, AND PROGRAM ESTIMATING DIRECTION OF RECEPTION WAVE - 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 computing an arrival direction of the reflection wave based on the averaged correlation matrix. | 09-05-2013 |
20130229300 | ON-BOARD RADAR APPARATUS, OBJECT DETECTION METHOD, AND OBJECT DETECTION PROGRAM - An on-board radar apparatus includes a plurality of reception antennas that form a reception array antenna that receives a reception wave obtained by causing an object to reflect a transmitted wave, the reception array antenna having two or more average pitches that do not have the relationship of integral multiplication, and an azimuth detecting unit configured to perform an azimuth detection process of detecting an azimuth of the target based on signals received by the respective reception array antennas, and to determine that the detected azimuth of the target is a real azimuth when it is determined that the azimuths of the target detected based on the signals received by the respective reception array antennas coincide with each other and to determine that the detected azimuth of the target is a pseudo azimuth when it is determined that the azimuths of the target detected based on the signals received by the respective reception array antennas do not coincide with each other. | 09-05-2013 |
20130222173 | ELECTRONIC SCANNING TYPE RADAR DEVICE, ESTIMATION METHOD OF DIRECTION OF RECEPTION WAVE, AND PROGRAM ESTIMATING DIRECTION OF RECEPTION WAVE - 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 computing an arrival direction of the reflection wave based on the averaged correlation matrix. | 08-29-2013 |
20130182896 | GRADIENT ESTIMATION APPARATUS, GRADIENT ESTIMATION METHOD, AND GRADIENT ESTIMATION PROGRAM - A gradient estimation apparatus includes a feature point extracting unit configured to extract feature points on an image captured by an imaging unit, an object detecting unit configured to detect image regions indicating objects from the image captured by the imaging unit, and a gradient calculating unit configured to calculate a gradient of the road surface on which the objects are located, based on the coordinates of the feature points extracted by the feature point extracting unit in the image regions indicating the objects detected by the object detecting unit and the amounts of movements of the coordinates of the feature points over a predetermined time. | 07-18-2013 |
20130142388 | ARRIVAL TIME ESTIMATION DEVICE, ARRIVAL TIME ESTIMATION METHOD, ARRIVAL TIME ESTIMATION PROGRAM, AND INFORMATION PROVIDING APPARATUS - An arrival time estimation device includes an image input unit configured to input an image signal to each frame, an object detecting unit configured to detect an object indicated by the image signal input through the image input unit, and an arrival time calculating unit configured to calculate a rotation matrix indicating rotation of an optical axis of an imaging device that captures the image signal based on a direction vector indicating a direction to the object detected by the object detecting unit, to calculate a change in a distance to the object based on a vector obtained by multiplying a past direction vector by the calculated rotation matrix and a current direction vector, and to calculate an arrival time to the object based on the calculated distance change. | 06-06-2013 |
20130119908 | ELECTRONIC CONTROL UNIT FOR ELECTRIC POWER STEERING - One embodiment of the present invention provides an electronic control unit for electric power steering, including: a first board which is mounted with first surface-mount components; and only one second board which is mounted with second surface-mount components having larger allowable current capacities than the first surface-mount components, which have approximately the same components mounting area as the first board, and which is layered with the first board. | 05-16-2013 |
20130033404 | ANTENNA DEVICE - An antenna device includes antennas, each of which includes antenna elements arranged in a longitudinal direction, arranged side by side in a transverse direction intersecting the longitudinal direction, wherein an interval between the antennas arranged side by side in the transverse direction is approximately 2λ. where λ is a free space wavelength corresponding to an operating frequency, and each of the antenna elements includes a horn formed therein. | 02-07-2013 |
20130002470 | OBSTACLE DETECTION APPARATUS AND OBSTACLE DETECTION PROGRAM - An obstacle detection apparatus includes a transmission antenna transmitting radio waves, a reception antenna receiving radio waves transmitted to and reflected by an obstacle, an obstacle detection unit configured to detect the obstacle based on the received radio waves, a false detection determination unit configured to determine presence or absence of a false detection characteristic, which is set in advance, with regard to the detected obstacle, a camera capturing an image, and an obstacle existence determination unit configured to determine, based on the image captured by the camera, presence or absence of the obstacle on which it is determined that the false detection characteristic is present. | 01-03-2013 |
20120300021 | ON-BOARD CAMERA SYSTEM - An on-board camera system includes an imaging unit configured to capture an image around a vehicle, a wide-angle image generation unit configured to generate a wide-angle image of a desired size by performing reduction processing of the image obtained by the imaging unit, a standard image generation unit configured to generate a standard image of the desired size by extracting an image of a predetermined region from the image obtained by the imaging unit such that an optical axis of the image and the image size are the same as those of the wide-angle image, and an application processing unit configured to execute application processing using each of the wide-angle image and the standard image. | 11-29-2012 |
20120296522 | DRIVING SUPPORT SYSTEM - A driving support system includes a first, a second, and a third imaging units capturing images of front view, right rear view, and left rear view from the vehicle, respectively, a turn signal indicator operation detection unit detecting an operation state of a turn signal indicator of the vehicle, a steering control unit controlling a steering operation of the vehicle, a lane keeping support unit performing driving support for lane keeping, and a lane change support unit performing a lane change by instructing the lane keeping support unit to cancel lane keeping based on the the image of the rear view from the vehicle when an operation of the turn signal indicator is detected, and withholding a lane change and wait until there is no obstructing vehicle and then cancelling withholding of the lane change when it is determined that there is no obstructing vehicle. | 11-22-2012 |
20120295469 | ELECTRONIC DEVICE HAVING CONNECTOR - An electronic device having a connector includes a case including an open end and a closed end, a circuit board housed in the case, an inner connector including a conduction terminal which is connected to the circuit board via a connecting portion, an outer connector including a contact face coming in contact with the circuit board, the outer connector being engaged with the open end, and a play preventing portion fixed in the case, and engaged with the circuit board by causing the circuit board to move from the open end to the closed end, wherein a position of the contact face is determined so that the circuit board is pressed by the contact face so as to cause the circuit board to be engaged with the play preventing portion, and the outer connector does not press the inner connector toward the closed end. | 11-22-2012 |
20120274501 | MULTIBEAM RADAR APPARATUS FOR VEHICLE, MULTIBEAM RADAR METHOD AND MULTIBEAM RADAR PROGRAM - An on-board multibeam radar apparatus includes a plurality of beam elements that constitute an antenna transmitting a transmission wave and receiving an incoming wave reflected by and arriving from a target in response to the transmission wave, and a processing unit configured to apply a Fourier transformation to beam element data which are data of a received wave received through the plurality of beam elements based on the number of elements and the element interval of a desired virtual array antenna so as to create virtual array data, and to perform a predetermined process based on the created virtual array data. | 11-01-2012 |
20120268316 | ELECTRONIC SCANNING RADAR APPARATUS, RECEIVED WAVE DIRECTION ESTIMATING METHOD, AND RECEIVED WAVE DIRECTION ESTIMATING PROGRAM - An electronic scanning radar apparatus in accordance with an embodiment of the present invention, a frequency resolving unit resolves beat signals into beat frequencies having a predetermined frequency bandwidth and calculates complex data based on the resolved beat signals for each beat frequency. An azimuth calculating unit estimates a number of received waves based on eigenvalues of a matrix being part of a primary normal equation having complex data as elements calculated from the beat signals, creates coefficients calculated as a solution of a secondary normal equation of a signal subspace created based on eigenvalues and eigenvectors corresponding to the number of the estimated waves, and calculates a DOA of a received wave based on the created coefficients. | 10-25-2012 |
20120268314 | MULTIBEAM RADAR APPARATUS FOR VEHICLE, MULTIBEAM RADAR METHOD, AND MULTIBEAM RADAR PROGRAM - An on-board multibeam radar apparatus includes a plurality of beam elements that constitute an antenna transmitting a transmission wave and receiving an incoming wave being reflected and arriving from a target in response to the transmission wave, a control unit configured to select a beam element used for transmission and reception out of the plurality of beam elements so as to change a field of view, and a processing unit configured to apply a Fourier transformation to beam element data which are data of a received wave received through the beam element used for transmission and reception selected by the control unit based on the number of elements and the element interval of a desired virtual array antenna so as to create virtual array data, and to perform a predetermined process based on the created virtual array data. | 10-25-2012 |
20120263383 | ROAD PROFILE DEFINING APPARATUS, ROAD PROFILE DEFINING METHOD, AND ROAD PROFILE DEFINING PROGRAM - A road profile defining apparatus includes an image acquisition configured to acquire an image, a lane marking recognition configured to extract from the image a left lane marking located at a left end of one lane painted on a road and a right lane marking located at a right end of the lane, and a road profile determination configured to output gradient information indicating a gradient change of the road based on directions of the left and right lane markings. | 10-18-2012 |
20120257056 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM - An image processing apparatus includes image acquisition units which are mounted in a vehicle, and each of which is configured to acquire an image, a vehicle information acquisition unit configured to acquire vehicle information indicating a movement state of the vehicle, and an image correction amount calculation unit configured to calculate an amount of image correction based on positional relationship between a first image acquired by one of the image acquisition units and a second image acquired by the other image acquisition units, wherein the positional relationship is estimated based on the vehicle information. | 10-11-2012 |
20120249793 | ON-BOARD CAMERA SYSTEM - An on-board camera system includes an imaging unit mounted in a vehicle to capture an image, a communication unit configured to perform information communication with test equipment using an OBD-II connection line; and an image compression unit configured to divide the image captured by the imaging unit into blocks with a predetermined number of pixels, to perform image compression of each image of the blocks, and to transmit the image of the blocks after image compression to the test equipment through the communication unit. | 10-04-2012 |
20120249360 | ELECTRONIC SCANNING RADAR APPARATUS, RECEIVED WAVE DIRECTION ESTIMATING METHOD, AND RECEIVED WAVE DIRECTION ESTIMATING PROGRAM - An electronic scanning radar apparatus mounted on a moving object includes a receiver unit including a plurality of antennas receiving a received wave arriving from a target having reflected a transmitted wave, a beat signal generating unit generating a beat signal from the transmitted wave and the received wave, a frequency resolving unit resplving the beat signal into beat frequencies having a predetermined frequency bandwidth and that calculates complex data based on the beat signal resolved for each beat frequency, and an azimuth detecting unit estimating a wave number of the received wave based on singular values calculated from a matrix created based on the complex data calculated based on the beat signal and calculating a direction of arrival of the received wave based on coefficients calculated based on a pseudo-inverse matrix of the matrix included in a signal subspace determined by the estimated wave number. | 10-04-2012 |
20120242535 | ELECTRONIC SCANNING RADAR APPARATUS, RECEIVED WAVE DIRECTION ESTIMATING METHOD, AND RECEIVED WAVE DIRECTION ESTIMATING PROGRAM - An electronic scanning radar apparatus mounted on a moving object includes a receiving unit including a plurality of antennas receiving a received wave arriving from a target having reflected a transmitted wave, a beat signal generating unit generating a beat signal from the transmitted wave and the received wave, a frequency resolving unit resolving the beat signal in beat frequencies and to calculate complex data based on the beat signal resolved for each beat frequency, and an azimuth detecting unit calculating a direction of arrival of the received wave based on original complex data calculated based on the beat signal, wherein the azimuth detecting unit includes a data extending unit generating extended complex data by extending the number of data based on the original complex data, and a first computation processing unit calculating the direction of arrival of the received wave based on the extended complex data. | 09-27-2012 |
20120229362 | ANTENNA DEVICE AND RADAR APPARATUS - An antenna device includes transmitting units each of which includes elements arranged parallel to a baseline, wherein the transmitting units are arranged side-by-side in a first direction and stepwisedly with steps in a second direction in a first region and a second region, the first direction being perpendicular to the baseline, the second direction being parallel to the baseline, the first region and the second region being partitioned by the baseline, and transmitting units positioned more remotely from the baseline being positioned further in the second direction. | 09-13-2012 |
20120099850 | Structure for mounting camera on vehicle - One embodiment of the present invention provides a structure for mounting a camera on a vehicle, the structure including: a base unit fixed to a vehicle body; a camera; a slide mechanism configured to allow the camera to slide in an attaching direction so as to be detachably engaged with the base unit; protrusions provided on one of the base unit and the camera, the protrusions being disposed at front left and right sides and rear left and right sides with respect to the attaching direction; and contact portions provided on the other of the base unit and the camera, the contact portions laterally contacting the front left and right protrusions and the rear left and right protrusions, respectively, thereby positioning the camera with respect to the base unit. | 04-26-2012 |
20120099849 | Structure for mounting camera on vehicle - According to one embodiment, there is provided a structure for mounting a camera on a vehicle, including: a base fixed to a vehicle body; a camera; a slide mechanism configured to allow the camera to slide in a sliding direction so as to be detachably engaged with the base; and a spring member configured to generate a pressing force in a direction perpendicular to the sliding direction between the base and the camera in an engaged state, thereby holding the camera with respect to the base. | 04-26-2012 |
20120038506 | ELECTRONIC SCANNING RADAR APPARATUS, RECEIVED WAVE DIRECTION ESTIMATING METHOD, AND RECEIVED WAVE DIRECTION ESTIMATION PROGRAM - In an electronic scanning radar apparatus, a receiving unit includes a plurality of antennas receiving a reflected wave arriving from a target having reflected a transmitted wave as a received wave. A beat signal generating unit generates beat signals from the transmitted wave and the received wave. A frequency resolving unit resolves the beat signals in beat frequencies having a predetermined frequency bandwidth and calculates complex data based on the resolved beat signals for each beat frequency. An azimuth calculating unit estimates an order of a normal equation used to calculate a DOA of the received wave on the basis of eigenvalues of a primary order matrix having complex data calculated from the beat signals as elements, creates a secondary order normal equation based on the estimated order, and calculates the DOA of the received wave based on the created secondary order normal equation. | 02-16-2012 |
20110309971 | ELECTRONIC SCANNING RADAR APPARATUS, RECEIVING WAVE DIRECTION ESTIMATING METHOD, AND COMPUTER-READABLE STORAGE MEDIA STORING RECEIVING WAVE DIRECTION ESTIMATION PROGRAM - In accordance with one of embodiments of the present invention, a frequency resolution processing unit calculates complex number data based on a beat signal caused by a receiving wave coming from a target and a transmission wave. A target detection unit detects a peak value from the intensities of beat frequencies, and then detects an existence of the target. The target link unit makes association between a target detected in the present detecting cycle and the target detected in the past detecting cycle. A direction estimating unit generates a generative complex number data based on the complex number data so as to correspond to a data generation unit. The direction estimating unit calculates, for each antenna, an incoming direction of the receiving wave based on each of normal equations formed by use of the complex number data of the beat frequency which an existence of the target is detected and the generative complex number data. | 12-22-2011 |
20110221628 | Radar apparatus and computer program - According to embodiments, there is provided a radar apparatus including:
| 09-15-2011 |
20110194255 | Electronic component unit and manufacturing method thereof - 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 ( | 08-11-2011 |
20110193740 | ELECTRONIC SCANNING RADAR APPARATUS, RECEIVING WAVE DIRECTION ESTIMATING METHOD, AND COMPUTER-READABLE STORAGE MEDIA STORING RECEIVING WAVE DIRECTION ESTIMATION PROGRAM - 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. | 08-11-2011 |
20110181762 | Image processing apparatus and image processing method - 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. | 07-28-2011 |
20110175998 | MOTION CALCULATION DEVICE AND MOTION CALCULATION METHOD - 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. | 07-21-2011 |
20110156947 | ELECTRONIC SCANNING RADAR APPARATUS, RECEIVING WAVE DIRECTION ESTIMATING METHOD, AND COMPUTER-READABLE STORAGE MEDIA STORING RECEIVING WAVE DIRECTION ESTIMATION PROGRAM - 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. | 06-30-2011 |
20110102238 | ONBOARD RADAR DEVICE AND PROGRAM OF CONTROLLING ONBOARD RADAR DEVICE - 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. | 05-05-2011 |
20110074567 | PASSENGER DETECTION SYSTEM - 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. The electric field generation unit generates the electric field based on the voltage supplied from the master determination unit to the power supply line, and the electric field generation unit supplies the current signal to the power supply line. | 03-31-2011 |
20100329272 | VEHICLE ONBOARD GATEWAY APPARATUS - 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. | 12-30-2010 |
20100271254 | ELECTRONIC SCANNING TYPE RADAR DEVICE, ESTIMATION METHOD OF DIRECTION OF RECEPTION WAVE, AND PROGRAM ESTIMATING DIRECTION OF RECEPTION WAVE - 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 computing an arrival direction of the reflection wave based on the averaged correlation matrix. | 10-28-2010 |
20080310680 | Frontal View Imaging and Control Device Installed on Movable Object - 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. | 12-18-2008 |
20080211153 | SYSTEM FOR CONTROLLING ELECTRIC DEVICE - 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. | 09-04-2008 |