Abstract: Systems, methods, and apparatus for data analytics for a sports activity are disclosed. A multiplicity of sensors tracks a multiplicity of world objects related to the sports activity, collects and communicates tracking data to a server platform in real time or near real time. The server platform integrates the tracking data from the multiplicity of sensors and scoring data for the sports activity, and correlates the tracking data and the scoring data with a corresponding UTC timecode based on rules related to the sports activity, thereby creating a multiplicity of UTC-coded data sets. The server platform synchronizes the multiplicity of UTC-coded data sets, thereby creating a time-synchronized data set. The server platform provides analytics based on the time-synchronized data set, thereby creating analyzed data. The multiplicity of user devices displays the analyzed data based on at least one application program.

Abstract: A wearable electronic kit, system and method for playing a game involving a plurality of players is disclosed. The kit includes a transmitter configured to emit a signal identifying the player wearing the electronic kit and a receiver configured to read the signals transmitted by the electronic kits worn by other players and measure the signal strength of each of said signals. The kit includes a processor coupled to the receiver which creates zones of influence around the other players by defining a preselected signal strength threshold for each signal. The processor is configured to recognize a presence event in the zone of influence by comparison of the signal strength read by the receiver to the preselected signal strength threshold of the player. The processor is configured to store a set of rules and to use the recognition of the presence event in the application of the rules.

Abstract: The present invention relates to an apparatus and a method for adaptively controlling RF transmission power in a wireless AV system. Disclosed is an apparatus for controlling RF transmission power, comprising: a control unit for setting RF transmission power on the basis of position information about a wireless data reception device; and a wireless communication unit for transmitting a wireless AV signal to the wireless data reception device at the set RF transmission power, adjusting the set RF transmission power on the basis of the RF reception sensitivity of the wireless data reception device, and transmitting the wireless AV signal to the wireless data reception device at the adjusted RF transmission power. A wireless AV signal is transmitted at optimal RF transmission power even when a position, such as that relating to a distance and an angle, between devices is changed, and thus a wireless AV system for increasing power consumption efficiency can be implemented.

Abstract: A method of identifying fixing in a tennis match includes collecting one or more metrics related to a player in the tennis match using one or more computing devices, comparing the collected one or more metrics to one or more standards, and determining, based on the comparison using an algorithm that will identify a pattern or reoccurrence of unusual metrics, whether the player has deliberately lost one or more points in the tennis match.

Abstract: According to one embodiment, a wireless communication device includes a transmitter configured to transmit a first frame including first information required for uplink multi-user transmission without receiving a transmission request for the first information; and a receiver configured to receive a second frame.

Abstract: A situational awareness system for aerial refueling is disclosed. In embodiments, the situational awareness system may include one or more millimeter wave devices of a tanker aircraft configured to transmit one or more emitter signals toward an aircraft to be refueled, and receive one or more reflected signals reflected from the aircraft to be refueled. In embodiments, the situational awareness system further includes a controller communicatively coupled to the one or more millimeter wave devices and the display device, the controller configured to determine a distance between a refueling assembly of the tanker aircraft and the aircraft to be refueled based on the one or more reflected signals, and generate one or more control signals configured to cause a display substrate of a display device to display at least one of a metric or image indicative of the determined distance.

Abstract: A basketball dribbling pad is provided to provide dribbling feedback to a user or a coach. The basketball dribbling pad can measure dribble speed, dribble force, and/or dribble height and provide live feedback to a computer or a mobile device. The computer or mobile device can also store the history so that progress of the athlete can be monitored.

Abstract: An automatic aircraft positioning system includes a first aircraft including one more fiducials, and a second aircraft including a positioning radar, control devices that are configured to control operation of the second aircraft, and a control unit in communication with the positioning radar and the control devices. The positioning radar is configured to transmit a radar transmit signal. The one or more fiducials are configured to receive the radar transmit signal and output one or more return signals in response to the radar transmit signal. The positioning radar is configured to receive the one or more return signals and determine a position and orientation of the second aircraft relative to the first aircraft, or vice versa, from the one or more return signals. The control unit is configured to automatically control the second aircraft in relation to the first aircraft during an automatic positioning mode.

Abstract: A safety system to prevent a wrong-way vehicle from entering a roadway by driving onto an exit ramp in the wrong direction. A detection system monitors and detects the wrong-way vehicle as soon as it enters the exit ramp in the wrong direction. Upon detecting a wrong-way vehicle, the roadway safety system remotely sends a signal to turn off the motor of the wrong-way vehicle. The system may also record the vehicle's identification and communicate it to a command center to determine the mobile phone number of the owner/driver and call the driver to alert them that they are driving the wrong-way. Alternatively, a series of one or more penetrable and/or impenetrable barriers could be deployed to stop the wrong-way vehicle. The safety system may further include a communications system to communicate to a central office to initiate other alarms and control traffic on the roadway in response to detecting a wrong-way vehicle.

Abstract: A multi-protocol RFID interrogating system employs a synchronization technique (step-lock) for a backscatter RFID system that allows simultaneous operation of closely spaced interrogators. The multi-protocol RFID interrogating system can communicate with backscatter transponders having different output protocols and with active transponders including: Title 21 compliant RFID backscatter transponders; IT2000 RFID backscatter transponders that provide an extended mode capability beyond Title 21; EGOTM RFID backscatter transponders, SEGOTM RFID backscatter transponders; ATA, ISO, ANSI AAR compliant RFID backscatter transponders; and IAG compliant active technology transponders. The system implements a step-lock operation, whereby adjacent interrogators are synchronized to ensure that all downlinks operate within the same time frame and all uplinks operate within the same time frame, to eliminate downlink on uplink interference.

Abstract: A fire protection system includes a pipe system in fluid communication with a water source. A local processing unit is operatively coupled to a radio frequency identification (RFID) tag reader antenna. Sensors monitoring a sensor area for the presence of a fire are in electrical communication with the local processing unit. Fluid distribution devices in fluid communication with the pipe system are configured to deliver water from the water source to the sensor area. An RFID tag apparatus is coupled to one of the fluid distribution devices and includes an RFID tag antenna positioned within the pipe system and is configured to transmit and receive radio frequency (RF) signals to and from the RFID reader antenna and local processing unit, through the pipe system.

Abstract: A tire includes an electronic device, such as a RFID chip, within the body of the tire. For particular embodiments, a RFID chip is disposed within a tire belt. The RFID chip may be disposed on an inner or outer belt. The RFID chip is connected to at least one steel cords forming an antenna for the RFID chip. The steel cords are disposed at a first angle and second angle with respect to the tire equator. A method of joining the RFID chip to a tire cord is also provided.

Abstract: The invention relates to a system for monitoring and influencing at least one object of interest and/or processes carried out by the object, containing: at least one object for obtaining information, which is designed to obtain information on the object of interest and at least one influencing object which is designed to exert influence on the object of interest. The object for obtaining information and the influencing object being subject to a geo-referencing process.

Abstract: An automatic inventory tracking and control system tracks the inventory of medical articles in an enclosure by providing a robust electromagnetic (EM) field within the enclosure. The enclosure has electrically-conductive walls. Wireless identification devices such as RFID tags, attached to each medical article respond to the electromagnetic field by transmitting unique data identified with each medical article. A probe or probes are used to generate transverse electromagnetic modes in the enclosure.

Abstract: A card-type wireless communication device is provided that suppresses a deterioration in communication performance of the dipole antenna while ensuring a larger coil antenna size in a limited card size. The card-type wireless communication device includes a coil antenna and a dipole antenna. The dipole antenna includes first dipole element including a first connection end connected to a second-frequency-band RFIC element, first linear part that extends from the first connection end along an outer edge of the coil antenna, and a first open end facing the outer edge of the coil antenna via the first linear part. Moreover, a second dipole element includes a second connection end connected to second-frequency-band RFIC element, and a second open end at a position farther from the outer edge of the coil antenna than a shortest distance between the first linear part and the outer edge of the coil antenna.

Abstract: The object of the invention relates to a method for measuring distance using wave signals (l1, I2, v), the essence of which is a first and a second transceiver device (E, M) suitable for emitting and receiving wave signals (l1, I2, v) are provided, a first sensing device (O?) suitable for receiving wave signals (l1, I2, v) is arranged at a distance D? from one of the first and second transceiver devices (E, M), wave signals (l1, I2, v) are sent and received by the first and second transceiver devices (E, M), which are also received by the first sensing device (O?), then on the basis of the distance D?, the time intervals (?E1E2, ?M1M2, ?O1?O2?, ?E2E3, ?M2M3, ?O2?O3?) passing between the emitting and receipt of the wave signals (l1, I2, v) and the speed of propagation of the wave signals (l1, I2, v) the distance of the second transceiver device (M) from the first transceiver device (E), and the distance of the first sensing device (O?) from the first and second transceiver devices (E, M) are determined.

Abstract: A mobile tag for an ultra-wide band (UWB) positioning system, and related devices. The UWB positioning system includes mobile tags, stationary anchors, and a central positioning entity. The mobile tag is a first mobile tag configured to acquire positioning information that depends on a relative position between the first mobile tag and a second mobile tag. The first mobile tag is further configured to transmit the acquired positioning information to another device of the UWB system, such as a stationary anchor or a third mobile tag.

Abstract: Devices and methods for prioritizing alert recipients using activity monitoring data are disclosed. A method includes: receiving, by a computing device, an incoming alert; receiving, by the computing device, activity data corresponding to a first on-call person; determining, by the computing device, whether or not the first on-call person is available using the activity data corresponding to the first on-call person; in response to determining that the first on-call person is available, the computing device sending the incoming alert to the first on-call person; and in response to determining that the first on-call person is not available, the computing device sending the incoming alert to a second on-call person.

Abstract: In one aspect, a transmitting device forms an OFDM signal comprising a plurality of OFDM symbols and carrying user data targeted to a main transceiver of one or more receiving devices. The transmitting device modulates the OFDM signal with a wake-up signature (WUS) targeted to awake-up receiver (WUR) of a receiving device other than the one or more receiving devices. The modulating is performed so as to superimpose a modulation of signal power on the OFDM signal, the resulting variations in signal power conveying the wake-up signature. The modulated OFDM signal is transmitted, where a receiving device receives the OFDM at its WUR. The receiving device detect a WUS modulated in the OFDM signal that is targeted to a wake-up receiver of a receiving device other than the one or more receiving devices. The receiving device wakes up its main transceiver in response to the detecting.

Abstract: Passive wireless sensors include an antenna. The antenna receives a combined signal. The combined signal includes a low frequency modulating signal modulated on a high frequency carrier wave. A demodulator receives the combined signal and extracts the modulating signal. A sensor receives the extracted modulating signal and produces an output signal with a time delay indicative of a property to be sensed. A modulator receives the output signal and the high frequency carrier wave and modulates the output signal onto the high frequency carrier wave to create a combined output signal broadcast by the antenna.

Abstract: An individual antenna element is described. In one embodiment, the individual antenna element is a patch antenna which has an electrically small radiating element with a U-shaped slot on an antenna substrate, with a gain greater than 2 dBi with +/?45 degree coverage.

Abstract: A near field radio-frequency identification (“RFID”) probe includes a probe tip comprising a resonant coil configured to communicate with an RFID compatible device at a predetermined resonant frequency. The near field RFID probe further includes a plurality of switch capacitor networks each comprising a capacitor and an RF switch, wherein switching the plurality of switch capacitor networks changes the capacitance of the resonant coil, thereby changing the resonant frequency of the resonant coil. The near field RFID probe further includes a probe control module configured to adjust the resonant frequency of the resonant coil to maintain the predetermined resonant frequency by switching the switch capacitor networks responsive to detecting that the resonant frequency of the resonant coil has deviated from the predetermined resonant frequency.

Abstract: Multiple radio transmissions are processed to determine, for each of a number of directions of arrival of the radio transmissions, a most direct direction of arrival, for example, to distinguish a direct path from a reflected path from the target. In some examples, the radio transmissions include multiple frequency components, and channel characteristics at different frequencies are compared to determine the direct path.

Abstract: A multi-protocol RFID interrogating system employs a synchronization technique (step-lock) for a backscatter RFID system that allows simultaneous operation of closely spaced interrogators. The multi-protocol RFID interrogating system can communicate with backscatter transponders having different output protocols and with active transponders including: Title 21 compliant RFID backscatter transponders; IT2000 RFID backscatter transponders that provide an extended mode capability beyond Title 21; EGO™ RFID backscatter transponders, SEGO™ RFID backscatter transponders; ATA, ISO, ANSI AAR compliant RFID backscatter transponders; and IAG compliant active technology transponders. The system implements a step-lock operation, whereby adjacent interrogators are synchronized to ensure that all downlinks operate within the same time frame and all uplinks operate within the same time frame, to eliminate downlink on uplink interference.

Abstract: Disclosed examples include multichannel RF transponder circuits with multiple transponder channel circuits individually connected to a corresponding antenna circuit, a configurable shared modulation capacitor, a channel switching circuit to selectively connect the modulation capacitor to a selected transponder channel circuit, and a modulation circuit to selectively change the capacitance value of the modulation capacitor between two or more values according to a modulation control signal to transmit uplink data using the selected transponder channel circuit.

Abstract: The various implementations described herein include methods, devices, and systems for utilizing radar in smart devices. In one aspect, an electronic device includes: (1) circuit boards; (2) a housing encasing the circuit boards; (3) a communications module coupled to the circuit boards, including one or more antennas and configured for communicating with remote devices; (4) a radar module coupled to the circuit boards, configured for generating radar data for a home environment and including: (a) low power radar transmitters; and (b) radar receivers; (5) one or more processors mounted to one of the circuit boards, the processors configured to: (a) govern operation of the communications module and the radar module; (b) determine location and/or movement of detected objects in the home environment; and (c) detect anomalies associated with the detected objects; and (6) a power source coupled to the processors, the communications module, and the radar module.

Abstract: A scene analysis method is applied to a visual navigation device. The scene analysis method includes the steps of capturing scene information at different times based upon the field of view of an image capturing device; analyzing different targets existing in the captured scene information; comparing each one of the targets captured at different times to classify the target, wherein the target that is in a specific region in the field of view and moving toward the image capturing device is classified as a type A target; otherwise the target is classified as a type B target. When the visual navigation is installed on a vehicle, a protection procedure such as a procedure of avoiding an obstacle is initiated when a type A target is detected, so that the vehicle is automatically prevented from potential accidents.

Abstract: A system and method for accounting for a mismatch that exists between a vehicle's bumper and potential impact point using an active suspension is disclosed. The system and method determine that a mismatch exists between a vehicle's bumper and a potential impact point and actuate the suspension to account for the determined mismatch. The system and method account for the mismatch existing between a vehicle's bumper and a potential impact point using a sensor for detecting that a mismatch exists between the bumper and the potential impact point, and a suspension configured to be actuated to account for the sensed mismatch to enable improved alignment of the bumper and the potential impact point.

Abstract: A system, including: a computing device that executes an interactive application and generates and transmits image frames; a head-mounted display (HMD) that receives and presents the image frames, wherein the HMD includes a magnetic emitter that emits a magnetic signal having a synchronization encoding synchronized to the received image frames; a controller device that includes a magnetic sensor that detects the magnetic signal, wherein the controller device processes the detected magnetic signal to determine magnetic position data and read the synchronization encoding, wherein the controller device uses the synchronization encoding to generate corresponding timing data indicating a timing of the magnetic position data based on the synchronization encoding, wherein the controller device transmits the magnetic position data and the corresponding timing data to the computing device; wherein the computing device uses the magnetic position data and the corresponding timing data to determine the location and/or or

Abstract: Protective equipment for transmitting sport scores, comprising a sensor positioned between two protective layers, characterised in that it has a foam material containing an elastomer and arranged so as to contact the sensor.

Abstract: In an example, there is disclosed a smart sensor for monitoring a vehicle, including: a sensor array comprising a mechanical input sensor; a network interface; a processor; and one or more logic elements providing a data engine to: collect an vibration input from the mechanical input sensor; and report the data from the mechanical input sensor to a data aggregator via the network interface. There is also disclosed a data aggregation server engine to aggregate and correlate inputs from the smart sensor.

Abstract: A memory device may include an array of closely spaced memory integrated circuits that communicate wirelessly over at least two frequencies using near field coupling.

Abstract: The invention relates to an appliance for detecting objects in a detection region, with a radiation device for emitting an electromagnetic scanning beam into at least a part of the detection region and with a device for modulating the scanning beam as well as with a detection device for the detection of reflected radiation from at least a part of the detection region and with a device for evaluating the time response of the detected, reflected radiation, in dependence on the modulation of the scanning beam. According to the invention, one can envisage the radiation device comprising a radiation source radiating a diffusion device scattering the radiation at least partly into the detection region, in order to be able to apply an as powerful as possible laser as a t source without endangering the eye safety or the general safety of persons.

Abstract: Disclosed herein are RFID tags. In one exemplary embodiment, the RFID tag includes an RFID chip; a first antenna segment secured to the RFID chip; a second antenna segment secured to the RFID chip; and a wire segment secured on a first end to the first antenna segment and secured on a second end to the second antenna segment. Generally, the wire segment spans a mounting position of the RFID chip. In one embodiment, the wire segment is secured to the first antenna segment and the second antenna segment with ohmic contacts. The ohmic contacts can be formed by a conductive adhesive, soldering, or welding. In another embodiment, the RFID tag further includes a first non-conductive material positioned between the first end of the wire segment and the first antenna segment, and a second non-conductive material positioned between the second end of the wire segment and the second antenna segment.

Abstract: A tunable antenna device includes a substrate, a switch, a control circuit, an antenna and a frequency adjustment portion. The substrate includes first and second surfaces and first and second through-holes. The switch is on the first surface and includes first, second and first control terminals. The control circuit is on the first surface and electrically coupled to the first control terminal. The antenna is on the second surface and includes first and second radiation members. The frequency adjustment portion is on the second surface and includes first and second metal portions. The first metal portion includes a first interdigital structure electrically coupled to the first radiation member. The second metal portion includes second and third interdigital structures electrically coupled to the second radiation member. The second and third interdigital structures are electrically coupled to the first and second terminals through the first and second through-holes respectively.

Abstract: A host vehicle is provided with a detection device that detects the behavior of an object in the surroundings of the host vehicle in a non-contact manner. The host vehicle is also provided with the following: a warning device that performs a warning operation pertaining to a warning directed at a following vehicle that is traveling behind the host vehicle; and a control device that controls the warning device on the basis of the result of detection by the detection device. The control device controls the warning device so as to perform the warning operation in a case where the result of detection by the detection device indicates that the behavior of an object in the surroundings of the host vehicle corresponds to an unnatural behavioral pattern.

Abstract: A primary side wireless power transmitter inductively couplable to a secondary side wireless power receiver for supplying power to the wireless power receiver for receiving communications from the secondary side wireless power receiver through the inductive coupling comprises a primary side tank circuit receiving a signal on from the secondary side wireless power receiver. A phase delay or time delay circuit generates a fixed delay clock signal. A sample and hold circuit samples a tank circuit voltage utilizing the fixed phase or time delayed clock signal. A comparator is coupled to an output of the sample and hold circuit for extracting data or commands from the signal stream. A method of operating a primary side wireless transmitter inductively coupled to a secondary side wireless power receiver for supplying power to the wireless power receiver to power a load coupled to the receiver is also disclosed.

Abstract: A method and system for controlling the transmission of power of request-response messages implemented by a system to prevent collisions between a first aircraft and a second aircraft. The method comprises measuring at least the value, referred to as the quality value, of a quantity representative of the reception quality of the transponder of the second aircraft and, implemented by the anti-collision device of the first aircraft, and a control step to control the transmission power of the radio-frequency signals carrying the request-response messages according to the quality value or values contained in the response messages sent by the transponder.

Abstract: A memory device may include an array of closely spaced memory integrated circuits that communicate wirelessly over at least two frequencies using near field coupling.

Abstract: A sample analyzer and a method for obtaining reagent information are disclosed, wherein the sample analyzer analyzes a sample by using a reagent contained in a reagent container, comprising a first reagent container holder configured to hold a first reagent container containing a first reagent, a first electronic tag, on which a reagent information regarding the first reagent is recorded, attached to the first reagent container; a second reagent container holder configured to hold a second reagent container containing a second reagent, a second electronic tag, on which a reagent information regarding the second reagent is recorded, attached to the second reagent container; an antenna that is arranged between the first reagent container holder and the second reagent container holder, and is configured to receive a radio wave from each of the first and second electronic tags; and a reagent information obtainer unit configured to obtain the reagent information recorded on the first electronic tag based on a radi

Abstract: Disclosed examples include multichannel RF transponder circuits with multiple transponder channel circuits individually connected to a corresponding antenna circuit, a configurable shared modulation capacitor, a channel switching circuit to selectively connect the modulation capacitor to a selected transponder channel circuit, and a modulation circuit to selectively change the capacitance value of the modulation capacitor between two or more values according to a modulation control signal to transmit uplink data using the selected transponder channel circuit.

Abstract: A transmitting apparatus for transmitting a frequency-modulated signal is provided. The transmitting apparatus includes a pilot tone generation device for generating a pilot tone. The transmitting apparatus also includes a modulation device for obtaining the generated pilot tone and a modulating useful signal and for generating a frequency-modulated signal based on a combination of the generated pilot tone and the modulating useful signal. The generated pilot tone has a frequency outside a frequency range of the modulating useful signal in order to vary a frequency range of the frequency-modulated signal.

Abstract: A simulation apparatus which simulates a position of each of a plurality of objects, which move in a virtual space together with time, at each of a plural calculation time is disclosed. The apparatus includes: an object connection block for applying, to each object of each three or more objects contacting with each other at each of the plural calculation time points, a pointer value indicative of a contact destination object with which the object is in contact determining one of the three or more objects as a terminal end to connect the objects; and a pointer value updating block for repeating a pointer value updating process, by which the pointer value of each object is updated to the pointer value of the contact destination object indicated by the pointer value until the pointer values of all of the objects come to indicate the object of the terminal end.

Abstract: A transponder is disclosed. The transponder includes a resonant circuit serving as an antenna, a load modulation module coupled to the resonant circuit, a current source coupled to the resonant circuit and a command interpreter configured to interpret a received initialization command. The command interpreter is configured to monitor input communication for a stop command signal and a charge & talk bit and if the charge & talk bit is not received within a predetermined time interval after receiving the stop command signal, the load modulation module is activated to provide a signal for transmission by modifying an incoming carrier wave through the load modulation module. If the charge & talk bit is received within the predetermined time after receiving the stop command signal, the current source is activated to provide a signal for transmission by generating pulses of current.

Abstract: A sample analyzer including: a first reagent container holding unit; a second reagent container holding unit being arranged on one side of the first reagent container holding portion; a reagent information reading unit; and a control unit. The reagent information reading unit includes an electric wave emitting portion, which is arranged on the other side of the first reagent container holding unit, for emitting a plurality of electric waves having mutually differing reaching ranges, and the control unit controls the reagent information reading unit to switch the electric wave emitted from the electric wave emitting portion in accordance with a read target being the first electronic tag or the second electronic tag.

Abstract: The transponder comprises an antenna and a receiver circuit (2) for receiving RF signals, this receiver circuit is implemented with a control mechanism to activate it at least periodically in a listening mode. This receiver circuit is comprises a decoding circuit (4), formed at least by a demodulator (8) and a decoder (10), and a wake-up circuit (14B) to analyze received RF signals in the listening mode and arranged for controlling the activation of the decoding circuit in this listening mode. The wake-up circuit comprises a frequency discriminator (17) and a digital modulation or preamble detector (18) downstream from a field clock generator (28). The wake-up circuit receives as entry an alternating signal branched from the signal chain through the receiver circuit upstream from the demodulator and it activates the decoding circuit only when a modulation or a preamble is detected in a received RF signal by the digital modulation or preamble detector.

Abstract: An RFID tag possesses a group key issued by an authorized entity. When a reader requests some information from the tag, such as an identifier, the tag transmits a random number to the reader. The tag then determines one or more reader characteristics based on a response received from the reader. In one embodiment, the tag generates a verification value based on the random number and the group key and compares the verification value to the received response. If the comparison succeeds, the tag may treat the reader as possessing particular functionality, authorized to implement a particular feature, and/or authorized to receive information from the tag. If the comparison fails, the tag may treat the reader as lacking particular functionality, not authorized to implement a particular feature, and/or not authorized to receive information from the tag. The tag may request additional response(s) from the reader before determining the reader characteristic(s).

Abstract: A system and method of using motion or spatial identification technology with a mobile RFID reader to detect whether an RFID tag is part of a forklift load or other ambulatory space such as a shopping cart receptacle, includes determining whether a tag is within a defined space and/or whether a tag is in motion relative to a mobile RFID reader. The system and method determines whether a particular RFID tag is part of a forklift load/space, has been added to or removed, is an extraneous tag, etc.

Abstract: A method for vehicle positioning is provided, which includes the steps of identifying at least one vehicle in an image, obtaining identification information of each vehicle from the image, and transforming coordinates of each vehicle in the image into positioning information of the corresponding vehicle according to mapping information. The positioning information is a position of the corresponding vehicle in real world. Precise lane-level vehicle positioning can be achieved based on comparison with the identification information or the positioning information.

Abstract: Provided herein is a system for transmitting data to an object travelling along a surface. The object preferably contains an antenna which produces a read range having a length (L) in the direction of travel and a width (W) substantially perpendicular to the direction of travel. A first plurality of RFID transponders may be positioned within a surface as a row which is substantially perpendicular to the direction of travel. A second plurality of RFID transponders may be positioned following the first row. Depending on the speed of the object travelling the surface at this location, more rows of transponders may be used. A method for placing the RFID transponders within the surface is also disclosed.