Abstract: The embodiments herein relate to method performed by a radio network node, a network node, a method performed by a UE, a UE, a method performed by a location server and a location server. The method performed by the network node includes: transmitting at least one signal to other network nodes; detecting signals transmitted from said other network nodes; measuring the signal strength of each received signal; transforming said measured signal strengths into a reference point or into measurement data; and transferring or transmitting the reference point or the measurement data to a location entity or a location node or a location server in the network.

Abstract: Described is an apparatus for calibrating a position finding device, having a comparer for comparing a received radio signal pattern to a multitude of reference radio signal patterns, a determiner for determining a signal strength difference, and a determiner for determining a calibration value. The comparer for comparing is configured to select a selection subset from the multitude of reference radio signal patterns by means of a measure of matching between the received radio signal pattern and one reference radio signal pattern, respectively. Determination of the calibration value is based on the signal strength difference, and the determiner for determining the calibration value is further configured to provide the calibration value to the position finding device.

Abstract: A transmitter for sending data packets over a time-multiplexed channel includes a time slot selector for selecting a time slot for transmitting a data packet; and a data packet position selector for selecting a data packet time position within the selected time slot, wherein the data packet time position is selected anew for at least every ith data packet. The transmitter is configured for transmitting the data packet in the selected time slot and the selected data packet position within the selected time slot. A method for transmitting data packet is also disclosed. Furthermore, a receiver, a method for receiving data packets and a computer program are additionally described.

Abstract: Described is an apparatus for calibrating a position finding device, having a comparer for comparing a received radio signal pattern to a multitude of reference radio signal patterns, a determiner for determining a signal strength difference, and a determiner for determining a calibration value. The comparer for comparing is configured to select a selection subset from the multitude of reference radio signal patterns by means of a measure of matching between the received radio signal pattern and one reference radio signal pattern, respectively. Determination of the calibration value is based on the signal strength difference, and the determiner for determining the calibration value is further configured to provide the calibration value to the position finding device.

Abstract: Described is an apparatus for calibrating a position finding device, having a comparer for comparing a received radio signal pattern to a multitude of reference radio signal patterns, a determiner for determining a signal strength difference, and a determiner for determining a calibration value. The comparer for comparing is configured to select a selection subset from the multitude of reference radio signal patterns by means of a measure of matching between the received radio signal pattern and one reference radio signal pattern, respectively. Determination of the calibration value is based on the signal strength difference, and the determiner for determining the calibration value is further configured to provide the calibration value to the position finding device.

Abstract: At a current position, a measurement packet is determined by a mobile terminal device at a measurement time. The measurement packet includes transmitter identifications of radio transmitters receivable at the current position of the mobile terminal device at the measurement time. By means of reference measurement packets provided to the mobile terminal device, the mobile terminal device itself can determine its current position. Additionally, a deviation of the determined transmitter identifications of the measurement packet from reference transmitter identifications of the reference measurement packets is determined.

Abstract: A data transmission device has a data transmitter and a wake-up receiver. The data transmitter is activable to change from an idle state into an operating state and to execute a data transmission with a communication partner in the operating state. The wake-up receiver is implemented to be ready to receive an initiation signal during the idle state of the data transmitter and to activate the data transmitter in response to the initiation signal. The wake-up receiver is further implemented to extract data transmission information from the initiation signal to determine a time for activating the data transmitter depending on the data transmission information or to activate the data transmitter such that the data transmitter executes the data transmission depending on the data transmission information.

Abstract: An apparatus for determining a correspondence of a position with a reference position, wherein radio signals of stationary radio transmitters are receivable at the position, having a determiner for determining an identification of a certain radio transmitter and for determining a signal characteristic of a radio signal of the certain radio transmitter at a first time t1, wherein the identification and the signal characteristic of the radio signal of the certain radio transmitter represent at least part of a measurement packet for the position, a processor for post-processing the measurement packet to obtain a post-processed measurement packet for the position wherein the processor for post-processing is implemented to synthesize the signal characteristic of the certain radio transmitter.

Abstract: At a current position, a measurement packet is determined by a mobile terminal device at a measurement time. The measurement packet includes transmitter identifications of radio transmitters receivable at the current position of the mobile terminal device at the measurement time. By means of reference measurement packets provided to the mobile terminal device, the mobile terminal device itself can determine its current position. Additionally, a deviation of the determined transmitter identifications of the measurement packet from reference transmitter identifications of the reference measurement packets is determined.

Abstract: Described is an apparatus for calibrating a position finding device, having a comparer for comparing a received radio signal pattern to a multitude of reference radio signal patterns, a determiner for determining a signal strength difference, and a determiner for determining a calibration value. The comparer for comparing is configured to select a selection subset from the multitude of reference radio signal patterns by means of a measure of matching between the received radio signal pattern and one reference radio signal pattern, respectively. Determination of the calibration value is based on the signal strength difference, and the determiner for determining the calibration value is further configured to provide the calibration value to the position finding device.

Abstract: A transmitter for sending data packets over a time-multiplexed channel includes a time slot selector for selecting a time slot for transmitting a data packet; and a data packet position selector for selecting a data packet time position within the selected time slot, wherein the data packet time position is selected anew for at least every ith data packet. The transmitter is configured for transmitting the data packet in the selected time slot and the selected data packet position within the selected time slot. A method for transmitting data packet is also disclosed. Furthermore, a receiver, a method for receiving data packets and a computer program are additionally described.

Abstract: A device for determining a device position, which includes a receiver for receiving signals of a plurality of transmitters and a determiner for determining reception powers of the signals of the plurality of transmitters. The device further includes a provider for providing transmitter positions of the transmitters on the basis of the signals of the plurality of transmitters. The device further includes a determiner for determining a first position of the device on the basis of the transmitter positions, wherein the determiner for determining the first position is further formed to determine transmitter directions on the basis of the first position and the transmitter positions, and to determine a second position of the device on the basis of the transmitter directions, the transmitter positions and the reception powers.

Abstract: A device for estimating a current orientation of a mobile terminal device at a current geographical position, wherein, at the current geographical position, a current measurement package may be determined which has a transmitter identification and an electromagnetic signal characteristic of a radio transmitter which may be received at the current geographical position with the current orientation of the mobile terminal device at a current measurement time, with a determiner for determining an accordance measure between the current measurement package and a reference measurement package, which has a transmitter identification, a reference orientation and an electromagnetic signal characteristic of a reference radio transmitter which was receivable at a geographical reference position allocated to the reference measurement package with the reference orientation at a reference time lying before the current measurement time, a selector for selecting at least one reference measurement package which has an accordan

Abstract: An apparatus for allocating a current measurement value for a geographical position to a map object of a geographical map, wherein the current measurement value originates from a series of adjacent measurement values for adjacent geographical positions, having a processor for determining a first probability measure indicating whether the current measurement value can be allocated to a first map object to which at least one adjacent measurement value of the series has already been allocated previously, and for determining a second probability measure indicating whether the current measurement value can be allocated to a second map object having an intersection with the first map object, if the first probability measure indicates that an allocation of the current measurement value to the first map object is unlikely.

Abstract: A data transmission device has a data transmitter and a wake-up receiver. The data transmitter is activable to change from an idle state into an operating state and to execute a data transmission with a communication partner in the operating state. The wake-up receiver is implemented to be ready to receive an initiation signal during the idle state of the data transmitter and to activate the data transmitter in response to the initiation signal. The wake-up receiver is further implemented to extract data transmission information from the initiation signal to determine a time for activating the data transmitter depending on the data transmission information or to activate the data transmitter such that the data transmitter executes the data transmission depending on the data transmission information.

Abstract: An apparatus for determining a coincidence of a position with a reference position, wherein radio signals from fixedly positioned radio transmitters can be received at the position, having a provider for providing properties of the radio signals of the fixedly positioned radio transmitters at the position, wherein the provided properties of the radio signals include transmitter identifications identifying the radio transmitters, a separator for separating the radio transmitters into a first number of radio transmitters previously recorded transmitter identifications of which at the reference position are identical with transmitter identifications provided at the position, and into a second number of radio transmitters previously recorded transmitter identifications of which at the reference position and transmitter identifications provided at the position are different, and a determiner for determining a measure of matching for the position on the basis of the provided properties of the radio signals, wherein

Abstract: When localizing terminal devices an updating measure of reference ambient information allocated to surroundings of the terminal device is executed when a deviation of ambient information determined by means of the terminal device from reference ambient information allocated to a position of the terminal device is detected.

Abstract: An apparatus for determining a correspondence of a position with a reference position, wherein radio signals of stationary radio transmitters are receivable at the position, having a determiner for determining an identification of a certain radio transmitter and for determining a signal characteristic of a radio signal of the certain radio transmitter at a first time t1, wherein the identification and the signal characteristic of the radio signal of the certain radio transmitter represent at least part of a measurement packet for the position, a processor for post-processing the measurement packet to obtain a post-processed measurement packet for the position wherein the processor for post-processing is implemented to synthesize the signal characteristic of the certain radio transmitter.

Abstract: A system and a method for monitoring grouped objects with a gateway and a plurality of radio nodes attachable to the objects. Each radio node has a computing unit, a short-range communications unit and an energy supply unit. One of the radio nodes or the gateway has a localization unit. Optionally, one of the radio nodes also has a long-range communications unit. The computing unit contains a control program for the processing of predetermined tasks in radio nodes, which is designed for the control of bi-directional communications between the radio nodes via the short-range communications unit for the formation of an ad hoc network. The control program undertakes the control of a tuning process between the radio nodes and selects one of the radio nodes for the processing of one of the predetermined tasks, the selected node at that instant being best suited for the task according to predetermined criteria.

Abstract: An apparatus for localizing a position on a path, radio signals of fixedly positioned radio transmitters being receivable along the path, the apparatus including a determiner for determining properties of the radio signals of the fixedly positioned radio transmitters at the position, and a comparator for comparing the determined electromagnetic properties with previously recorded properties which characterize a reference path, and for determining a relation between the position and the reference path on the basis of a result of the comparison.