Nxp B.v.

Ghiath Al-kadi

Michael Schober

Massimo Ciacci

Ulrich Andreas Muehlmann

Erich Merlin

Remco Van De Beek

Rinze Ida Mechtildis Peter Meijer

Remco Cornelis Herman Van De Beek

Srivathsa Masthi Parthasarathi

Jingfeng Ding

Wolfgang Küchler

Jos Verlinden

Piotr Polak

Ulrich Neffe

Jurgen Geerlings

Hendrik Ahlendorf

Derek Park

Brian Charles Cassidy

Brima Babatunde Ibrahim

Jan Hoogerbrugge

Gernot Hueber

Ludovic Oddoart

Ian Thomas Macnamara

Peter Raggam

Klaas Brink

Stefan Lemsitzer

Hamed Fatemi

Thomas Baier

Jan Dutz

Sunil Dilipkumar Jogi

Christian Eisendle

Surendra Guntur

Manvi Agarwal

Juhui Li

Atmaram Kota Rajaram

Jan-Willem Vogel

Remco C VandeBeek

Thomas Lentsch

A method, a system, and a device for wireless localization are disclosed. In an embodiment, the method includes performing, by a localization device, Two-Way Ranging (TWR) and Time Difference of Arrival (TDOA) in parallel, where the TWR is performed with a receiving device to determine a distance between the localization device and the receiving device, and the TDOA is performed with anchors to determine a geolocation of the localization device, and determining, using the distance and the geolocation, a position of the localization device relative to the receiving device.

Method, system, and device for wireless localization

In accordance with a first aspect of the present disclosure, a system is provided, comprising: a user device to be monitored for unauthorized displacement, an ultra-wideband (UWB) communication unit configured to set up a UWB communication channel with an external localization device and to perform at least one localization operation through said UWB communication channel, and a processing unit configured to detect said unauthorized displacement of the user device by analyzing an output of said localization operation. In accordance with a second aspect of the present disclosure, a localization device is provided, comprising: an ultra-wideband (UWB) communication unit configured to set up a UWB communication channel with an external system and to perform at least one localization operation through said UWB communication channel, and a processing unit configured to detect an unauthorized displacement of a user device comprised in said external system by analyzing an output of said localization operation. In accordance with further aspects of the present disclosure, corresponding methods are conceived and corresponding computer programs are provided.

System, device and methods for protecting a user device

In accordance with a first aspect of the present disclosure, a method is conceived for determining the position of at least one node in a communication network, wherein the communication network comprises a localization system that includes a processing unit, a primary anchor and at least one secondary anchor, the method comprising: the primary anchor transmits a poll message to the node and to the secondary anchor; the primary anchor receives a response message from the node; the secondary anchor receives said poll message from the primary anchor and said response message from the node; the processing unit calculates the position of the node using position information and timing information, wherein said position information is position information of the primary anchor and of the secondary anchor, and wherein said timing information is timing information of the poll message transmission by the primary anchor, of the poll message reception by the node and the secondary anchor, of the response message transmission by the node, and of the response message reception by the primary anchor and the secondary anchor.

Method and system for determining the position of at least one node in a communication network

In accordance with a first aspect of the present disclosure, a communication device is provided, comprising: an ultra-wideband (UWB) communication unit configured to set up a UWB communication channel with a first external communication device; a further communication unit configured to set up a further communication channel with a second external communication device; an antenna configured to be selectively used by the UWB communication unit and the further communication unit; wherein the UWB communication unit is operatively coupled to the further communication unit, and wherein the further communication unit is configured to grant the UWB communication unit access to said antenna in response to receiving a request from the UWB communication unit. This aspect represents a solution to the problem of how to facilitate avoiding that UWB ranging rounds fail in a co-existence system.

Communication device and method of operating the same

The method includes one or more turnstiles using a non-secure ranging process to detect a proximity of one or more mobile computing devices carried by respective users. The method also includes one of the turnstiles, on making a proximity determination in respect of a first of said mobile computing devices, commencing a secure authentication process to authenticate a user carrying the first mobile computing device. The method further includes, in response to a determination that the user carrying the first mobile computing device has been authenticated, allowing the user carrying the first mobile computing device to pass through the turnstile.

Proximity detection and authentication method and system

In accordance with a first aspect of the present disclosure, a localization device is provided, comprising: an ultra-wideband, UWB, communication unit configured to transmit a localization signal to an external device and to receive a response signal from the external device; an angle of arrival measurement unit configured to measure an angle at which the response signal is received; an orientation sensor configured to sense an orientation of the localization device; and a processing unit configured to determine if an angle at which the localization signal is received by the external device, an orientation of the external device, said orientation of the localization device, and said angle at which the response signal is received meet a predefined relationship. In accordance with a second aspect of the present disclosure, a corresponding method of operating a localization device is conceived.

Localization device and method of operating a localization device

In accordance with a first aspect of the present disclosure, a control system is provided for controlling electronic devices, the control system comprising: an ultra-wideband communication unit configured to receive ultra-wideband signals from the electronic devices, and a processing unit configured to select a specific electronic device among said electronic devices for further communication, wherein the processing unit is configured to select said specific electronic device using an angle of arrival of the ultra-wideband signals received from the electronic devices. In accordance with a second aspect of the present disclosure, a corresponding control method for controlling electronic devices is conceived. In accordance with a third aspect of the present disclosure, a computer program is provided, comprising executable instructions that, when executed by a control system for controlling electronic devices, cause said control system to carry out or control a method of the kind set forth.

System and method for controlling electronic devices

There is described a device for determining an angle of arrival of a received RF signal, the device comprising (a) a first antenna and a second antenna arranged with a predetermined distance between them on an antenna axis, the first antenna having a larger gain than the second antenna for directions corresponding to one side of the antenna axis, the second antenna having a larger gain than the first antenna for directions corresponding to the other side of the antenna axis, (b) receiver circuitry coupled to the first antenna and to the second antenna, the receiver circuitry being configured to determine a first phase and a first signal strength of a signal received by the first antenna and to determine a second phase and a second signal strength of a signal received by the second antenna, and (c) angle determining circuitry configured to determine the angle of arrival based on the first phase, the second phase, the first signal strength, and the second signal strength. There is also described a corresponding method, a computer program, and a computer program product.

Device and method for unambiguous determination of angle of arrival for RF signals

An ultra wide band, UWB, ranging device is disclosed comprising: an input for receiving data directly from a sensor hub, and a radio configured for UWB communication; wherein the UWB device is configured to: commence a ranging process comprising at least one of a repeated range determination, and a repeated angle of arrival determination; receive sensor data from the sensor hub; process the data, and modify the ranging process in dependence on the data. Personal communication devices disclosing such UWB ranging devices are also disclosed as are associated methods.

UWB ranging device, personal communications device incorporating such a device, and methods of operating the same

In accordance with a first aspect of the present disclosure, a localization system is provided for determining a geographic location of a movable object, the system comprising: a plurality of anchors, wherein each anchor is configured to receive a broadcasted message through an ultra-wideband communication channel; a processing unit configured to determine the geographic location based on differences between the times of arrival of the broadcasted message at the respective anchors, on relative positions of the anchors and on a predetermined orientation of the movable object.

Localization system and method

A base station includes a millimeter wave communication unit coupled to an impulse radio ultra-wideband (IR-UWB) communication unit. The millimeter wave communication unit is capable of being wirelessly coupled to user-equipment using a millimeter wave communication link. Based on a determination as to whether the user-equipment is configured for IR-UWB ranging and localization, an IR-UWB communication link is established between the base station and user-equipment for IR-UWB ranging and localization. When the IR-UWB communication link is established for IR-UWB ranging and localization, the ranging and localization associated with the millimeter wave communication unit is disabled and the millimeter wave communication link is used for data communication maximizing throughput by utilizing localization and ranging information provided by the IR-UWB communication link.

Ranging technology use for ultra-broadband communication in millimeter wave communication systems

A method for facilitating a relative position determination is disclosed, comprising: a first radio frequency (RF) communication device measures a first angle of arrival, being an angle of arrival of a first RF signal received from a second RF communication device; the first RF communication device senses its orientation at a first time, resulting in a first orientation; the first RF communication device measures a second angle of arrival, being an angle of arrival of a second RF signal received from the second RF communication device; the first RF communication device senses its orientation at a second time, resulting in a second orientation; the relative position of the second RF communication device with respect to the first RF communication device is determined using a difference between the first angle of arrival and the second angle of arrival and a difference between the first orientation and the second orientation.

Methods for facilitating a relative position determination

Embodiments of a power amplifier and method of operating a power amplifier are disclosed. In one embodiment, a power amplifier includes a pulse wave modulation (PWM) controller, a first power control stage configured to drive a first output between VDD and VSS in response to a control signal from the PWM controller, a second power control stage configured to drive a second output between VDD and VSS in response to a control signal from the PWM controller, and a mid-voltage control circuit configured to hold the voltage of the first output at a mid-voltage that is between VDD and VSS during an interval between when the first output is driven between VDD and VSS and hold the voltage of the second output at the mid-voltage during an interval between when the first output is driven between VDD and VSS.

Power amplifier and method of operating a power amplifier

Embodiments of methods for determining a location of a mobile device, a mobile device, and a location beacon system are described. In an embodiment, a method for determining a location of a mobile device involves receiving, at a dual-antenna receiver of the mobile device, a plurality of ultra wide band (UWB) signals from a group of unsynchronized beacons having a quadrilateral formation, at the mobile device, determining angle of arrival (AoA) information from the UWB signals, and at the mobile device, calculating the location of the mobile device based on the AoA information. Other embodiments are also described.

Method and system for determining a location of a mobile device

Embodiments of methods and systems for operating a communications device that communicates via inductive coupling are described. In an embodiment, a method for operating a communications device that communicates via inductive coupling involves obtaining at least one system or environmental parameter related to the communications device and adjusting a communications configuration of the communications device in response to the at least one system or environmental parameter. Other embodiments are also described.

Growing community of inventors

Graz, Austria

Ghiath Al-kadi