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Class Information
Number: 340/936
Name: Communications: electrical > Vehicle detectors > Speed and overspeed
Description: Subject matter having means for detecting the velocity of the vehicle, said means being external to the vehicle.

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8704676 Dynamic road markers to provide visual feedback as to vehicle speed Apr. 22, 2014
8692690 Automated vehicle speed measurement and enforcement method and system Apr. 8, 2014
8681017 Visible light communication apparatus for vehicle, system and method for vehicular communication inside tunnel using visible light communication Mar. 25, 2014
8669854 Determination and signalling to a driver of a motor vehicle of a potential collision of the motor vehicle with an obstacle Mar. 11, 2014
8670910 Method for controlling a speed difference between the front wheels and rear wheels of a four-wheel drive vehicle Mar. 11, 2014
8665068 Systems and/or methods of data acquisition from a transceiver Mar. 4, 2014
8639435 Method and system for conclusively capturing a violation of the speed limit on a section of road Jan. 28, 2014
8633815 System for detecting and identifying traffic law violators and issuing citations Jan. 21, 2014
8618952 Method of intersection identification for collision warning system Dec. 31, 2013
8599005 Method for determining the driving limits of a vehicle Dec. 3, 2013
8600116 Video speed detection system Dec. 3, 2013
8587222 Energy saver for area lights Nov. 19, 2013
8547249 Method for avoiding collision Oct. 1, 2013
8520069 Vehicle-mounted video system with distributed processing Aug. 27, 2013
8497783 Device and method for determining the direction, speed and/or distance of vehicles Jul. 30, 2013
8493191 Vehicle security notification device and related methods Jul. 23, 2013
8494761 Method and device for aiding the evaluation of a flight trajectory intended to be followed by an aircraft in a constrained environment Jul. 23, 2013
8456294 Mobile surveillance Jun. 4, 2013
8452644 Radio beacon for a wireless road toll system May. 28, 2013
8446467 Combined speed detection, video and timing apparatus May. 21, 2013
8416300 Traffic system for enhancing driver visibility Apr. 9, 2013
8408149 Ground working machine with a blockage clearing system and method of operation Apr. 2, 2013
8406988 Computer-implemented method for ensuring the privacy of a user, computer program product, device Mar. 26, 2013
8390478 Wireless earth magnetic induction detection system for vehicle and its installation method Mar. 5, 2013
8384560 Real-time vehicle position determination using communications with variable latency Feb. 26, 2013
8384555 Method and system for automated detection of mobile phone usage Feb. 26, 2013
8363899 Method and system for processing vehicular violations Jan. 29, 2013
8328143 Method for isolation of vital functions in a centralized train control system Dec. 11, 2012
8319664 Method and apparatus for self-powered vehicular sensor node using magnetic sensor and radio transceiver Nov. 27, 2012
8305236 Optical receiving apparatus, shield plate, computer product, transit support method, and transit support apparatus Nov. 6, 2012
8274371 Method for measuring speed of vehicle using RFID, RFID reader for measuring speed of vehicle, and system for collecting vehicle information using the same Sep. 25, 2012
8248222 Control of a personal transporter based on user position Aug. 21, 2012
8248223 Speed reporting for providing conditional driver treatment Aug. 21, 2012
8248270 Tactile warning system for a vehicle Aug. 21, 2012
8248272 Detecting targets in roadway intersections Aug. 21, 2012
8237555 Hazardous vehicle alert system and method based on reaction time, distance and speed Aug. 7, 2012
8219306 Apparatus and method for providing traffic jam information, and apparatus for receiving traffic jam information for automobile Jul. 10, 2012
8212656 Vehicle presence notification apparatus Jul. 3, 2012
8188887 System and method for alerting drivers to road conditions May. 29, 2012
8180558 System and method for improved traffic flow reporting using satellite digital audio radio service (SDARS) and vehicle communications, navigation and tracking system May. 15, 2012
8169312 Determining speeds of radio frequency tags May. 1, 2012
8169340 Parking assist device and a method for electric vehicle power transmission and reception between a vehicle and a ground apparatus May. 1, 2012
8144033 Vehicle periphery monitoring apparatus and image displaying method Mar. 27, 2012
8115670 Method of verifiably detecting the speed of a vehicle Feb. 14, 2012
8111173 Method of detecting and documenting traffic violations, such as red light violations or speeding violations Feb. 7, 2012
8054197 Speedometer for train crossings Nov. 8, 2011
8049615 Mobile surveillance Nov. 1, 2011
8040256 Context sensitive speed tracking Oct. 18, 2011
8031062 Method and apparatus to improve vehicle situational awareness at intersections Oct. 4, 2011
8031084 Method and system for infraction detection based on vehicle traffic flow data Oct. 4, 2011

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