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Class 340/933 - VEHICLE DETECTORS


Subclass of Class 340 - Communications: electrical
Definition: Subject matter for sensing the presence or motion of traffic.
No. of patents: 801
Last issue date: 05/15/2012


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NumberTitleIssue Date
6917136Synchronous machine design and manufacturing
Synchronous motors according to the invention operate at higher efficiency, with lower cost, reduced mass and reduced cogging. Magnet dimensions are selected that reduce cogging forces to a negligible amount even though there are fewer slots than normal. Optionally,...
07/12/2005
6914541System and method for detecting and identifying traffic law violators and issuing citations
The present invention is directed to a mobile or stationary traffic monitoring system for detecting violations of speed limits or other traffic laws by vehicle operators and issuing citations to an operator and/or vehicle owner suspected of a violation using a digit...
07/05/2005
6915188Controlling aircraft from collisions with off limits facilities
A signal is received from an off limits facility and it is determined from the signal whether an aircraft is within a distance of the off limits facility. The course and/or flight of the aircraft is changed if the aircraft is within the distance of the off limits fa...
07/05/2005
6911906Data processing system for strict management of private information
The data processing system of the present invention is provided with a center server that, upon receiving mobile data and mobile unit identifier from a portable information terminal, transmits edited data that are produced from the mobile data, a server identifier t...
06/28/2005
6911876Communication terminal for transceiving two frequencies using a common one turn antenna
The invention relates to a terminal for communication with data supports which function in a non-contact manner, comprising a transreceiver circuit with two resonant circuits with antenna and condenser for the emitting of two radio frequency fields of different carr...
06/28/2005
6911829Inductive signature measurement circuit
An apparatus for measuring the inductance of a wire-loop with noise-cancellation, auto-calibration and wireless communication features, or detector circuit. The apparatus measures the effective change in inductance induced in a wire-loop as a vehicle passes over the...
06/28/2005
6911874Ultra-wideband impulse generation and modulation circuit
A modulated ultra wideband pulse generation system is provided. The system comprises a pulse waveform generator circuit operable to generate an on-off pulse waveform, and a modulating circuit operable to receive a modulating signal and to modulate the on-off pulse w...
06/28/2005
6909876Portable terminal
A portable terminal of this invention has a portable phone control section which performs processing for a portable phone via a radio wave in a certain frequency band. This portable terminal also has a transmission section and a reception section which have respecti...
06/21/2005
6909893Wireless communication system, fixed base station and mobile terminal station
A radio communication system between a mobile terminal station of a vehicle and a plurality of roadside fixed base stations is so constructed that communication areas of the base stations do not overlap with each other and satisfy the following two conditions. Condi...
06/21/2005
6909369Device for monitoring an area
The present invention relates to a monitoring device (1) with a transmitter unit (2) and a receiver unit (3) for monitoring an area. Slotted cables serve as antennas. According to the invention, a first slotted cable is arranged as a transmittin...
06/21/2005
6909943System for power delivery over data communication cabling infrastructure
A system for generating, delivering and distributing electrical power to network elements over a data communication network infrastructure within a building, campus or enterprise. Consolidating power distribution and data communications over a single network simplif...
06/21/2005
6906467Continuously variable headlamp control
A system for automatically controlling continuously variable headlamps on a controlled vehicle includes an imaging system capable of determining lateral and elevational locations of headlamps from oncoming vehicles and tail lamps from leading vehicles. The system al...
06/14/2005
6900741Method and an apparatus for identification and control of handling of keys and the like
A method and apparatus for identification and control of the handling of keys which will register when a key is removed from and returned to an identification and control device. The identification code of the user is fed into a control center (4) and the ide...
05/31/2005
6897789System for determining kind of vehicle and method therefor
A system for determining a kind of vehicle and a method therefore, including a vehicle detection unit for detecting a vehicle which reaches to a vehicle detection region on a roadway, a wheel shaft number counting unit for counting a number of wheel shafts of the de...
05/24/2005
6894615Article with retroreflective and radio frequency-responsive features
The present disclosure includes a system that provides visual and electronic information in a readily identifiable system. For example, the present disclosure is directed to a combination tag, suitable for use as a vehicle identification window sticker. The combinat...
05/17/2005
6894624Passive transponder identification and credit-card type transponder
A passive transponder identification system and credit card type transponder are disclosed, particularly, the transponder identification system to utilize a transmitting manner of two different RF signals is provided. The present invention directly relates to a pass...
05/17/2005
6885312Method and system for mapping vehicle parking
A method and system for determining the vacancy of a parking space is described that allows a customer to remotely receive information about parking space availability before arriving at a parking lot or structure. This system allows the customer to determine whethe...
04/26/2005
6885311Parking management systems
The systems described herein include one or more wireless vehicle detectors, along with a distributed parking payment system such as parking meters or a paystation. Information from the payment system and the vehicle detectors may be combined to determine when a par...
04/26/2005
6886060Computer system for integrating car electronic devices
A computer system for integrating several car electronic devices is proposed. The computer system is installed in a housing, which is of the standard DIN size to be installed in a car dashboard. A computer host is disposed in the housing, and can run at least an ope...
04/26/2005
6873297License plate frame with antenna
A license plate frame assembly comprises a license plate frame, a seat member attached to the license plate frame, and a first antenna carried at the seat member in a position facing at an angle from the vertical. Also, multiple antennas may be carried by the licens...
03/29/2005
6870489Vehicle sensing system
A reusable mechanical fastening means for a vehicle monitoring system facilitates maintenance and repair of the system. A plurality of carrier sections are connected together by clips. The clips have release tabs to move prongs against a spring force, thereby making...
03/22/2005
6870488Driveway security sensor
A driveway security sensor having a ground-engaging member connected to a housing body. The ground-engaging member substantively has the shape of a slake. A swivel member is pivotally connected to the housing body, and a motion sensor is connected to the swivel memb...
03/22/2005
6868168Lane recognition system for vehicle
A lane recognition system for a vehicle is comprised of a camera set, a memory and a controller connected to the camera set and the memory. The camera set picks up a road image of a road ahead of the vehicle, and the memory stores parameters representative of a mode...
03/15/2005
6867709Vehicle detector and classifier
A vehicle detector and classifier comprises a plurality of electrically conductive loops 1 arranged substantially in a plane perpendicular to a road surface, for detecting vehicle wheels. The loops can be arranged in a transverse, vertical slot 2 and h...
03/15/2005
6867708Communications system and method for interconnected networks having a linear topology, especially railways
A system and method for communicating over networks, particularly generally-linear networks such as a netowrk of railcars in a railway train. The disclosed system and method include the relaying of packets which may contain plural messages down a line of nodes. Ackn...
03/15/2005
6864804Ferromagnetic loop
A ferromagnetic loop having a footprint characterized by a continuous wire shaped in a serpentine manner to form multiple contiguous polygons within the footprint for detection of moving vehicles. The footprint can be one of a triangle, a square, a rectangle, a rhom...
03/08/2005
6850172Damage alert device
A portable vehicle parking assistance device has a base and a vertical shaft to which is coupled a motion detecting sensor and an alerting mechanism; namely, a light or horn. The device also has a combination carbon monoxide and smoke detector, which is linked to th...
02/01/2005
6850269Mobile traffic camera system
A process and a system for receiving compressed streaming video image data, simultaneously and continuously from a plurality of mobile sources, which stamp the data with time, location, and source identification. The data is processed by converting the location stam...
02/01/2005
6838886Method and apparatus for measuring inductance
A method and apparatus for measuring changes induced in an inductive field on a wire-loop of an oscillator circuit based upon variations in a current function without the need to measure frequency changes. Induced noise has independent effects upon the current funct...
01/04/2005
6828920System and method for classifying vehicles
A system and method have been provided for classifying electronic signatures, obtained through the detection of a vehicle with a single loop inductive sensor, into one of a plurality of vehicle classification groups. A neural networking process is able to learn the ...
12/07/2004
6825778Variable speed limit system
A variable speed limit work zone safety system is provided herein. It includes at least two spaced-apart stations. Each station includes a plurality of sensors to gather information relative to at least one of traffic flow and road conditions. The station includes a...
11/30/2004
6822582Radio frequency identification automotive service systems
An improved automotive vehicle service system incorporating an RFID interrogator to exchange data with one or more RFID transponders or tags associated with a vehicle undergoing service, or with a component of a vehicle undergoing service. The automotive vehicle ser...
11/23/2004
6816707Debiting device for deducting tolls
The invention relates to a debiting device, which is arranged in a vehicle to deduct such tolls as are payable for the utilization of those road sections that are chargeable within a road network, and which comprises the following device modules permanently installe...
11/09/2004
6816086Driveway signaling device
A driveway signaling device for detecting motion in a street immediately in front of a driveway and alerting a driver about to exit the driveway of such movement. The device has a pole, a motion detecting assembly mounted on the pole, and an anchor for anchoring the...
11/09/2004
6816085Method for managing a parking lot
A method is disclosed for managing a parking lot. In one disclosed embodiment, the method includes receiving parking lot data. The embodiment of the disclosed method also includes transforming the parking lot data into parking lot information, the parking lot inform...
11/09/2004
6813370Lane marker recognizing apparatus
A lane recognition apparatus for recognizing lane markers on a road surface based on a pair of stereo images of a scene in front of an own vehicle obtained from a stereoscopic camera, includes a stereo image processing means for calculating distance information of a...
11/02/2004
6809656Violation alert speed display
A speed display device for focusing a motorist's attention on the vehicle's speed, includes a screen which will digitally display thereon the vehicle's radar measured speed in either a first steady state at one color or in a flashing state at a second color. An inte...
10/26/2004
6804516Information system for a traveler information service and method for providing the service
A transportation information system is disclosed, having a transportation terminal that transmits a transportation information request with a Dedicated Short Range Communication (DSRC) method, receives a transportation information reply corresponding to the transpor...
10/12/2004
6791475Non-stop toll collection method and system
A plurality of roadside wireless devices are provided on a roadside of an entry of a toll area. A first roadside wireless device, which communicates with a vehicle-mounted device over wireless communication, sends unique information obtained from the vehicle-mounted...
09/14/2004
6791474Magnetic checkpoint
A vehicle detecting system and method for use on a specific location such as an airport, including a sensor string nominally perpendicular to the direction of vehicle travel at the location. The sensor string includes at least one magnetic field sensor and a transmi...
09/14/2004
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