A device and method for computing a relative direction to a Target, the device including a single antenna exchanging wireless signals with the Target, where the device moves from an initial position to additional positions, where in both positions the single antenna exchanges signals with the Target and the device measures distance-calculation-enabling properties of the wireless signal, where the device then estimates a distance to the Target based on the measured properties, where the device then computes a change in a distance between the DF electronic device and the Target according to the measured distance-calculation-enabling properties of the wireless signals in the initial position and the additional position, where the device then computes a relative direction of the Target from the DF electronic device's heading based on the change between the calculated distances and an associated changes in position of the DF electronic device.

A method for determining a lateral position of a vehicle passing a road and carrying a transponder uses at least two antennas mounted at different lateral positions and connected to a processor and comprises: triggering the transponder and recording signals from responses of the transponder by the processor, each signal being received via one of the antennas and recorded as i) a time of receipt at said one antenna and ii) the lateral position of said one antenna; generating by the processor a regression curve fitting all recorded signals; and determining by the processor the lateral position of the vehicle from the generated regression curve. An apparatus implementing said method is also disclosed.

A system for usage guidance using wireless communication includes a portable computing device, wherein the portable computing device is designed and configured to wirelessly receive a signal from a wireless signal generator located at an item, parse the first signal for at least a textual element, extract a signal generator class identifier from at least a textual element, identify a remote data structure as a function of the signal generator identifier, retrieve, from the remote data structure, at least an identifier-specific datum, and generate identifier-specific usage guidance as a function of the at least an identifier-specific datum. The system includes a user output component coupled to the portable computing device, wherein the user output component is configured to provide the identifier-specific usage guidance to the user.

A system for usage guidance using wireless communication includes a portable computing device, wherein the portable computing device is designed and configured to wirelessly receive a signal from a wireless signal generator located at an item, parse the first signal for at least a textual element, extract a signal generator class identifier from at least a textual element, identify a remote data structure as a function of the signal generator identifier, retrieve, from the remote data structure, at least an identifier-specific datum, and generate identifier-specific usage guidance as a function of the at least an identifier-specific datum. The system includes a user output component coupled to the portable computing device, wherein the user output component is configured to provide the identifier-specific usage guidance to the user.

A system for usage guidance using wireless communication includes a portable computing device, wherein the portable computing device is designed and configured to receive a signal from a first transmitter, parse the signal for at least a textual element, identify, in a first data structure, a first location and a second location of the signal, retrieve, from a second data structure, a usage data, and generate identifier-specific usage guidance as a function of the first location and the second location of the signal and the usage data. The system includes a user output component coupled to the portable computing device, wherein the user output component is configured to provide the identifier-specific usage guidance to a user.

In accordance with a first aspect of the present disclosure, a system is provided for facilitating localizing an external device, the system comprising: at least one UWB communication node; a controller operatively coupled to said UWB communication node, wherein the controller is configured to switch the UWB communication node between a ranging mode of operation and a radar mode of operation in dependence on an estimated distance between the UWB communication node and the external device.

A position and orientation determining system includes a first radio frequency (RF) device including at least one antenna configured to receive and transmit RF signals, a first radio unit in communication with the at least one antenna, and an inertial measurement unit (IMU). The system further includes a second RF device includes a constellation of antennae including at least three receiving antennae, a second radio unit in communication with the constellation of antennae, and a processor configured to determine a three-dimensional position and three-axis angular orientation of the first RF device relative to the second RF device based on computing at least two of three angles in the second RF device coordinate frame (XY, XZ and YZ) computed from carrier phase difference (CPD) measurements taken between each pair of the at least three receiving antennae when receiving a single RF signal transmitted from the at least one antenna of the first RF device, and estimating a direction of a gravity vector generated by the IMU.

What is disclosed is a device for determining a piece of information on a position of a transmitter, comprising an antenna device, a signal processing device and a data processing device. Thus, the antenna device comprises several different directional characteristics, the directional characteristics each relating to at least a set of spatially different receive sensitivities of the antenna device. The antenna device receives signals from the transmitter with different directional characteristics, the signal processing device processing the signals received and establishing a respective amplitude value of a field strength. The data processing device establishes the information on the position of the transmitter based on the directional characteristics and the amplitude values having been established for the associated signals received. Additionally, a corresponding method is disclosed.

What is disclosed is a device for determining a piece of information on a position of a transmitter, comprising an antenna device, a signal processing device and a data processing device. Thus, the antenna device comprises several different directional characteristics, the directional characteristics each relating to at least a set of spatially different receive sensitivities of the antenna device. The antenna device receives signals from the transmitter with different directional characteristics, the signal processing device processing the signals received and establishing a respective amplitude value of a field strength. The data processing device establishes the information on the position of the transmitter based on the directional characteristics and the amplitude values having been established for the associated signals received. Additionally, a corresponding method is disclosed.

A system and method for locating radio-frequency identification tags within a predetermined area. The method can incorporate sub-threshold superposition response mapping techniques, alone, or in combination with other methods for locating radio-frequency identification tags such as but not limited to time differential on arrival (TDOA), frequency domain phase difference on arrival (FD-PDOA), and radio signal strength indication (RSSI). The system can include a plurality of antennas dispersed in a predefined area; one or more radio-frequency identification tags; a radio-frequency transceiver in communication with said antennas; a phase modulator coupled to the radio-frequency transceiver; and a system controller in communication with said transceiver and said phase modulator. Calibration techniques can be employed to map constructive interference zones for improved accuracy.