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| Number | Title | Issue Date |
| 8149139 | Dynamic pricing for toll lanes The present invention provides a method and system for determining a toll charge for vehicles traveling on a toll lane that includes determining a change in traffic flow for vehicles traveling on the toll lane, determining a change in traffic speed for vehicles trav... | 04/03/2012 |
| 8138949 | Electronic toll collection system, on-board unit, and terminal unit In an electronic toll collection system, card data of a payment card is stored in an on-board unit mounted in a vehicle. Toll data necessary for a toll collection transaction including the card data is copied from the on-board unit to a cellular phone. A user passes... | 03/20/2012 |
| 8013760 | High occupancy vehicle status signaling using electronic toll collection infrastructure An electronic toll collection system, reader, method and transponder for communicating occupancy status. The vehicle-mounted transponder includes a selection device that permits a user to select between a normal and high occupancy state. The transponder reports its ... | 09/06/2011 |
| 7999697 | WLAN-based no-stop electronic toll collection system and the implementation thereof A no-stop electronic toll collection (ETC) system based on WLAN is disclosed in the present invention. The system includes an on-board equipment, roadside equipments, a multiple access carriageway control system and a toll balance center. The communication is implem... | 08/16/2011 |
| 7969325 | Preemptive variable rate travel fees Variable thoroughfare toll rates are applied in anticipation of an event impacting traffic flow. An event occurrence is identified and determined to cause a change in a normal traffic flow amount on an impacted section of a thoroughfare. A traveler is notified of th... | 06/28/2011 |
| 7956768 | System for metering vehicular traffic at a toll plaza A system and method is provided for metering vehicular traffic. Specifically, the system uses a computer to prevent delays as vehicles transition from a greater number of toll lanes to a lesser number of travel lanes. Toll collection devices are used to send a ready... | 06/07/2011 |
| 7545287 | Enforcement transponder An enforcement transponder system includes an enforcement reader in communication with an enforcement transponder. The transponders are written to identify when and where toll has been collected from a user of a toll road. In one embodiment, the system includes one ... | 06/09/2009 |
| 7528739 | Card processing system and card processing method on toll road A wireless type prepaid IC card system enhances the convenience of users and assures the safe payment of tolls by vehicles including bikes when introduced for toll roads. This toll collecting system is composed of: a card processor that is arranged in a booth for th... | 05/05/2009 |
| 7518532 | Intermodulation mitigation technique in an RFID system When multiple readers for RF transponders have to be placed in close proximity, such as in adjacent lanes of a highway toll barrier, they can be set to operate at different frequencies. When signals from two adjacent ones of the readers interfere, the resulting sign... | 04/14/2009 |
| 7501961 | Determining a toll amount A system, method, and computer readable medium for determining a toll amount comprises determining a capture rate of transports at a toll location and determining the toll amount based on the capture rate. ... | 03/10/2009 |
| 7479896 | Adaptive channel bandwidth in an electronic toll collection system A method and system for adaptively allocating bandwidth in an electronic toll collection system. The system includes a reader that adapts the scanning time allocated to specific antennas based upon the traffic conditions. Those antennas that process a higher volume ... | 01/20/2009 |
| 7436800 | Radio communication scheme In this second radio channel setting example, the grouping is done for each radio mobile stations 98 running on the same lane. A different radio channel is assigned to each group. Accordingly, this prevents the beam patterns using the same channel from inters... | 10/14/2008 |
| 7427931 | Method and apparatus for detecting presence of vehicle using a magnetic sensor employing a magneto-resistive effect Method using raw signal from magneto-resistive sensor through the use of recent variance (RV) of raw signal (RS) for first-capture of first time RV crosses variance detect, second-capture start enable for first time when RS crosses above raw detect and RV above vari... | 09/23/2008 |
| 7408480 | Dual mode electronic toll collection transponder A dual mode transponder for engaging in RF communications with a roadside reader from a vehicle. The transponder includes an antenna, an electronic toll collection (ETC) component, and an external interface. The ETC component implements a pre-defined ETC communicati... | 08/05/2008 |
| 7398924 | Variable rate toll system A method and system are provided in which average vehicle speeds of tolled and non-tolled road segments between two locations are monitored and saved for reference in providing dynamic adjustment of the toll amount to be charged for use of the tolled segment in orde... | 07/15/2008 |
| 7388517 | Method and apparatus for self-powered vehicular sensor node using magnetic sensor and radio transceiver Vehicular sensor node, circuit apparatus and their operations are provided. Power from a power source is controlled for delivery to radio transceiver and magnetic sensor, based upon a task trigger and task identifier. The radio transceiver and the magnetic sensor ar... | 06/17/2008 |
| 7388501 | Method of enabling two-state operation of electronic toll collection system A method and system for communicating state information from a transponder to a reader. The transponder outputs linearly polarized RF signals having either a first polarization, such as horizontal, or a second polarization, such as vertical. The polarization is sele... | 06/17/2008 |
| 7385525 | Dynamic timing adjustment in an electronic toll collection system An electronic toll collection system with dynamically adjusted timing for operation of one or more subsystems. The timing is dynamically adjusted based upon the prevailing traffic speed for the roadway. The roadway traffic speed is determined based upon direct measu... | 06/10/2008 |
| 7382275 | Mobile enforcement reader A mobile enforcement reader (MER) includes an antenna, a reader coupled to receive signals from the antenna and a control/display unit (CDU) coupled to the reader. The CDU selects a receive direction and processes signals provided thereto from the reader. When the M... | 06/03/2008 |
| 7382277 | System for tracking suspicious vehicular activity A system for monitoring and tracking vehicles in parking locations, public roadways and highway entrances and exits and other public vehicle access areas and to monitor and track vehicles in parking spaces, public roadways and highways without the need for parking o... | 06/03/2008 |
| 7382281 | Method and apparatus reporting a vehicular sensor waveform in a wireless vehicular sensor network The invention includes using multiple wireless vehicular sensor nodes to wirelessly receive multiple, time-interleaved vehicular waveform reports from the nodes. Each vehicular waveform report approximates a raw vehicular sensor waveform observed by a magnetic senso... | 06/03/2008 |
| 7382282 | Method and apparatus reporting time-synchronized vehicular sensor waveforms from wireless vehicular sensor nodes The invention includes using multiple wireless vehicular sensor nodes to wirelessly receive multiple, time-synchronized vehicular waveform reports from the nodes to create a time synchronized system report, and preferably a time synchronized vehicular report. Each v... | 06/03/2008 |
| 7382238 | Method and apparatus for operating and using wireless vehicular sensor node reporting vehicular sensor data and/or ambient conditions Wireless Vehicular Sensor Node (WVSN) gating radio transmission of a message of the vehicle sensor state of a magnetic sensor by a vehicle-present indication. WVSN may further include ambient sensor generating and transmitting an ambient report. Alternatively, WVSN ... | 06/03/2008 |
| 7362211 | Removably mounted wireless vehicle control and method Methods and apparatus are provided for securing a wireless fob in a vehicle. The fob has a control thereon for controlling a vehicle function. The system comprising a first vehicle region having an opening for receiving the fob. The opening is configured to render t... | 04/22/2008 |
| 7359773 | Wireless relay for payment enforcement devices and method of using same A vehicle disablement device disables a vehicle if it a payment has not been received prior to a payment due deadline. The vehicle can also be disabled if it is determined that the vehicle disablement device is being tampered with. Disablement of the vehicle occurs ... | 04/15/2008 |
| 7355525 | Vehicle communication system A vehicle communication system is provide with a host vehicle two way communication device, an omni-directional antenna, a bi-directional antenna, a vehicle positioning component, a vehicle map component and at least one of a vehicle broadcast power modulating compo... | 04/08/2008 |
| 7356485 | Service providing system A system for providing a service through a non-contact communication unit such as a wireless communication unit is disclosed. Specifically, an electronic ticket is communicated between a so-called mobile terminal and the non-contact communication unit equipped in a ... | 04/08/2008 |
| 7355992 | Relay for extended range point-to-point wireless packetized data communication system A limited acknowledgement-based communication methodology increases the throughput efficiency of a relay-based, extended range, wireless packetized data transmissions to a data-reception site from a data-sourcing site, geographically remote with respect to the data-... | 04/08/2008 |
| 7353208 | Transaction processing using intermediate server architecture A system and method of transaction processing is provided and includes a transaction terminal accessing a communications network. The transaction terminal sends first transaction information for a transaction across the communications network to a server. The first ... | 04/01/2008 |
| 7352290 | Aware patrol vehicle The present invention is a system installed in patrol vehicles such as highway patrol, or local police patrol. The system uses wireless technologies to scan and compare VIN (vehicle identification numbers) with license plate against the Department of Motor Vehicles ... | 04/01/2008 |
| 7353185 | Electronic toll collection system for toll road An ETC system for a toll road includes a road-side device. The road-side device transmitting a polling signal. The road-side device receives a response of an on-vehicle device to the transmitted polling signal. A decision is made as to whether or not the response is... | 04/01/2008 |
| 7349669 | Electronic toll collection system adapted to plural types of protocols employed by various on-vehicle units An electronic toll collection (ETC) system comprises an on-vehicle unit mounted on a vehicle and a stationary-station communication system. This communication system operates to perform communication for accounting processing toward the on-vehicle unit mounted on th... | 03/25/2008 |
| 7347643 | Road stud Provided herein is a road stud used to recognize the central line or lanes of a road. The road stud is configured in the form of a screw to be securely fixed to and buried in a road. The road stud includes a self generator to light up an illuminating element all the... | 03/25/2008 |
| 7342510 | Displaying information on a gate system Systems, methods, and devices, including program instructions, are provided for displaying information on a gate system. One embodiment includes a processor and a memory associated with a vehicle gate system. Program instructions are storable on the memory and execu... | 03/11/2008 |
| 7342500 | Compact microstrip transponder antenna A transponder formed on a circuit substrate having a longitudinal axis and a transverse axis. An antenna is disposed on one side of a transverse axis, extending in a longitudinal direction, and the remaining circuit components are disposed on the other side of the t... | 03/11/2008 |
| 7339495 | System and method for reading license plates A method for reading a license plate disposed on a vehicle includes determining whether a license plate image is required, automatically processing the license plate image in response to determining that the license plate image is required, providing at least one ve... | 03/04/2008 |
| 7336203 | Traffic control system and method for use in international border zones A traffic control system and method, for expediting traffic flow across international border crossings, includes a traffic control center and a virtual traffic lane. The traffic control center is spaced apart from the border crossing, and monitors traffic flow throu... | 02/26/2008 |
| 7336270 | Display device and electronic apparatus To provide a display device and an electronic apparatus including a radio communication device, an embodiment of the radio communication device being an IC tag, which do not need a special space to attach the IC tag and is capable of reducing the amount of time and ... | 02/26/2008 |
| 7334724 | System for operating a prepaid reloadable debit card having ancillary services Disclosed is a system for operating a prepaid reloadable debit card. The system includes providing ancillary services associated with the prepaid reloadable debit card. The prepaid reloadable debit card is primarily directed to the “unbanked” population and may ... | 02/26/2008 |
| 7336932 | Narrow band communication vehicle-mounted apparatus The present invention provides a narrow band communication vehicle-mounted apparatus capable of performing communication in which there are normally no discrepancies with on-road systems when the apparatus starts up. The narrow band communication vehicle-mounted app... | 02/26/2008 |
