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| Number | Title | Issue Date |
| 7420876 | Obstacle sensor having supersonic sensor An obstacle sensor includes: a supersonic sensor for detecting an obstacle in a first range, the supersonic sensor including a substrate, a transmission device and a reception device disposed on the substrate; a detection element for detecting the obstacle in a seco... | 09/02/2008 |
| 7330398 | Ultrasonic range finder The present invention is intended to provide an ultrasonic range finder to measure a distance quickly and precisely under different environments. The ultrasonic range finder comprises a casing, an ultrasonic transmitting/receiving unit, a signal processing circuit c... | 02/12/2008 |
| 7325328 | Methods and apparatus to determine vessel draft and amount of cargo loaded in a vessel The present invention discloses the methods and apparatus to acquire, record, and analyze data to determine the draft of a water-borne vessel and/or the amount of cargo that has been loaded in a water-borne vessel. The apparatus includes a portable, handheld housing... | 02/05/2008 |
| 7324407 | Prevention of reporting unwanted signals by the filtering of sensor data A method for filtering an object by a vehicular sensor system, including emitting a first signal, detecting a first echo, the first echo including at least a portion of the first signal reflected by the object, filtering a first time value of the first echo, emittin... | 01/29/2008 |
| 7151714 | Apparatus for measuring the instantaneous distance between the stern of a vessel and a fixed structure such as quay, a jetty or a landing stage The apparatus includes transmitter-receiver units (10, 20) for emitting acoustic signals in the form of beams (F1, F2) directed rearwardly of the stern and for receiving acoustic signals reflected by the fixed structure (B, C). The number of tra... | 12/19/2006 |
| 7130244 | Device and method for adaptive ultrasound sensing The adaptive system and method for ultrasound sensing comprises re-evaluating over time the detection threshold for predetermined sensing positions along the scanning direction to cope for the static target and environment changes at the sensing positions. The metho... | 10/31/2006 |
| 7110324 | Universal replaceable back radar The present invention discloses a universal replaceable back radar, wherein a head sleeve and a vehicle-reversing module thereof are separately designed and coated, an ultrasonic head is coupled to the connecting block of the vehicle-reversing module, an angle-adjus... | 09/19/2006 |
| 7062381 | Method and system for determining relative position of mobile vehicles A primary transceiver of a primary vehicle transmits a first transmission signal to a first transponder and a second transponder associated with a secondary vehicle. A first transponder antenna and a second transponder antenna are associated with secondary vehicular... | 06/13/2006 |
| 7015812 | Sound protecting headset with proximity collision avoidance protection A proximity warning system is disposed in a sound protecting earmuff-type headset or other means of providing acoustic ear protection. The ear protector prevents the user from hearing damage from high levels of ambient sound and would otherwise generally make the us... | 03/21/2006 |
| 6897768 | Obstacle detecting apparatus and related communication apparatus A plurality of ultrasonic sensors are installed at predetermined positions of an automotive vehicle. Each sensor has the capability of performing calculation for measuring a distance between an obstacle and the automotive vehicle and transmitting distance informatio... | 05/24/2005 |
| 6865138 | Back-up detecting device with a distance reset capability A back-up detecting device with a distance reset capability has a controller with an intensity analysis program and a distance reset function. When an ultrasonic transceiver is installed underneath a vehicle chassis forward of the rear end, a distance correction cal... | 03/08/2005 |
| 6831572 | Rear collision warning system A rear collision warning system (10) for a target vehicle (17) and an approaching vehicle (18) is provided. The rear collision warning system (10) includes a first transmitter (54) located on the approaching vehicle (18) and... | 12/14/2004 |
| 6810330 | Apparatus for and method of detecting object on road A detector set on a motor vehicle emits a beam of light forward and receives a beam reflected from an object and determines the distance to the object. Displacement in the direction of emission of the beam is detected and corrected by recognizing the received beam a... | 10/26/2004 |
| 6785611 | Driver alert for vehicle with adaptive cruise control system A drive alert system and method for a host vehicle having an adaptive cruise control system. The driver alert system determines if the adaptive cruise control system is on or off and adjusts the factors for determining braking capability and delay, when determining ... | 08/31/2004 |
| 6753765 | Rear direction monitoring apparatus for vehicle When an electronic control unit (ECU) detects that an ignition key is turned to an accessory-on position, it is monitored whether or not an object exists in the vicinity of an exhaust tail pipe. In case where the object is detected in the vicinity of the exhaust tai... | 06/22/2004 |
| 6750815 | Method, apparatus, and computer program products for alerting surface vessels to hazardous conditions A navigational system for surface vessels that provides warning of impending grounding occurrences. A data base of bottom contours and submerged obstructions is compared to various indicators of the surface vessel's position and motion to provide alerts and to displ... | 06/15/2004 |
| 6734808 | Method, apparatus and computer program products for alerting submersible vessels to hazardous conditions A navigational system for submersible vessels that provides warning of impending grounding occurrences. A data base of bottom contours and submerged obstructions is compared to various indicators of the submersible vessel's position and motion to provide alerts and ... | 05/11/2004 |
| 6727808 | Sonic blind spot monitoring system A sonic blind spot monitoring system for alerting a driver when a vehicle is positioned in a blind spot. The sonic blind spot monitoring system includes a vehicle. A sonar device is coupled to the vehicle for emitting a sonar wave into an area adjacent to the vehicl... | 04/27/2004 |
| 6703944 | Technique for effectively maintaining a safe distance between a vehicle and an object In a control and management system for automobiles, a central processor in the system connects traditionally unrelated vehicle subsystems together to realize synergistic functions such as smart driving, automatic parking, etc. A master interface having a ... | 03/09/2004 |
| 6690616 | Method and device for detecting objects, especially used as a parking assistance device in a motor vehicle A device for detecting objects, especially used as a parking assistance device in a motor vehicle, includes a plurality of distance sensors, at least one microcontroller configured to control the distance sensors and an output unit. The distance sensors e... | 02/10/2004 |
| 6559761 | Display system for vehicle environment awareness An overhead-view display system for a vehicle is provided. The display system comprises a reference vehicle indicator within an overhead field of view and at least three field of view display segments. Each display segment represents a physical region adj... | 05/06/2003 |
| 6505873 | System for preventing damage to recreational vehicle slide-outs A recreational vehicle having an extendable slide-out controlled by an actuator assembly is provided with a damage avoidance system. The damage avoidance system determines if the slide-out is in an adverse state and, if the adverse state is detected, inhi... | 01/14/2003 |
| 6469956 | Ultrasonic distance detection for visually impaired pedestrians Ultrasound is used to determine, by echo ranging, the distance of objects in front of a user for allowing a visually impaired pedestrian to walk safely. A double circuit allows two simultaneous measurements. Distances measured are converted into human pac... | 10/22/2002 |
| 6469664 | Method, apparatus, and computer program products for alerting surface vessels to hazardous conditions A navigational system for surface vessels that provides warning of impending grounding occurrences. A data base of bottom contours and submerged obstructions is compared to various indicators of the surface vessel's position and motion to provide alerts a... | 10/22/2002 |
| 6337637 | Collision with pedestrian prevention system The collision with pedestrian prevention system according to the present invention comprises pedestrian detection means, road surface conditions detection means, road information accumulation means, vehicle position detection means, vehicle state detectio... | 01/08/2002 |
| 6281786 | Obstacle detection system for a vehicle An obstacle detection system for a vehicle which is capable of detecting nearby and remote objects successfully by use of a combination of an electromagnetic wave sensors and ultrasonic wave sensors. The system of the present invention includes a pluralit... | 08/28/2001 |
| 6268804 | Dynamic monitoring of vehicle separation A system for monitoring operation and location of a first moving vehicle relative to a second moving vehicle. A minimum separation distance between the first and second vehicles is estimated, based on the first vehicle velocity, and optionally on the seco... | 07/31/2001 |
| 6203120 | Braking control system for vehicle When the behavior of a vehicle becomes unstable during an automatic braking operation for avoiding contact of the vehicle with an object, the restoring of the unstable state backed up to effectively avoid the contact of the vehicle with the object. When a... | 03/20/2001 |
| 6169479 | Vehicular deformation sensor system A sensor system for detecting impacts to a vehicle, allowing for actuation decisions of passive restraint devices. The sensor system includes one or more piezoelectric sensor assemblies (42), each including a coaxial piezoelectric cable (44) contained wit... | 01/02/2001 |
| 6154123 | Driver alertness monitoring system A driver alertness monitoring system for motor vehicles which issues visual or audible signals to the driver, and which monitors visual, audible or mechanical responses received from the driver to determine driver alertness. An electronic control unit, pr... | 11/28/2000 |
| 6114973 | Method and apparatus for recognizing whether traffic drives on the right or on the left A method and an apparatus based thereon are described for the automatic recognition of whether, in a traffic situation or in a traffic environment, vehicles are driving on the right or on the left. Said method is used in a motor vehicle as part of adaptiv... | 09/05/2000 |
| 6085592 | Ultrasonic sensor and obstruction detector having accurate obstruction detection capabilities A short ring is mounted onto a back part of a housing of an ultrasonic sensor so that the short ring is coaxial with the housing. The width of the short ring along the axial direction of the housing is set such that it shields the back part of the housing... | 07/11/2000 |
| 6067031 | Dynamic monitoring of vehicle separation A system for monitoring operation and location of a moving first vehicle relative to a second vehicle. A minimum separation distance between the first and second vehicles is estimated, based on the first vehicle velocity, and optionally on the second vehi... | 05/23/2000 |
| 6061001 | Object detecting apparatus The detection region to which the electromagnetic wave from a vehicle is transmitted ahead in a direction of movement of the vehicle in order to detect an obstacle such as another vehicle in front or the like, is composed of a first detection region looki... | 05/09/2000 |
| 5955967 | Scan-type radar apparatus for a vehicle to accurately detect an object in a lane of the radar equipped vehicle A scan-type radar apparatus for a vehicle which determines whether an object detected by the radar exists in the lane in which the radar equipped vehicle is moving with a high accuracy while restricting an increase of the manufacturing cost of the radar a... | 09/21/1999 |
| 5940012 | Collision avoidance system and method for operating the same A device for determining the distance between the rear of a trailer and a loading dock is disclosed which assists a driver backing the trailer up to the loading dock by visually and continuously letting the driver know how close the rear of the trailer is... | 08/17/1999 |
| 5914652 | Object sensing device for a vehicle A new object sensing device for a vehicle for alerting a driver of a vehicle while backing up of an object or obstruction that is close to the vehicle. The inventive device includes a mounting frame which is mountable to a license plate of a vehicle. A tr... | 06/22/1999 |
| 5910929 | Audio railway crossing detector The present invention, generally speaking, provides an acoustic railway crossing detector. The present invention provides a means of not only detecting the presence of a train, but it can determine speed and direction of travel. This allows a more adaptiv... | 06/08/1999 |
| 5907293 | System for displaying the characteristics, position, velocity and acceleration of nearby vehicles on a moving-map Proximity radar mounted in a vehicle determines the location of other vehicles. Other vehicles detect their own positions and broadcast those positions to all surrounding vehicles. Vehicle position data is plotted on a moving map so the driver can see the... | 05/25/1999 |
| 5889476 | Method of reducing the speed of a vehicle having a collision avoidance system A method of reducing the travelling speed of a vehicle which has a multi-cylinder, piston-type internal-combustion engine, a variably controllable valve drive and a collision avoidance system includes the following steps: continuously determining, by the ... | 03/30/1999 |
