US 11,942,984 B2
Communication device and operating method
Stefan Tertinek, Graz (AT); and Raf Lodewijk Jan Roovers, Wommelgem (BE)
Assigned to NXP B.V., Eindhoven (NL)
Filed by NXP B.V., Eindhoven (NL)
Filed on Feb. 21, 2022, as Appl. No. 17/651,830.
Claims priority of application No. 21158577 (EP), filed on Feb. 23, 2021.
Prior Publication US 2022/0271793 A1, Aug. 25, 2022
Int. Cl. H04B 1/717 (2011.01); H04B 1/7183 (2011.01); H04L 1/00 (2006.01)
CPC H04B 1/7172 (2013.01) [H04B 1/7183 (2013.01); H04L 1/0025 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A bi-static radar system comprising:
a communication device, comprising:
an ultra-wideband, UWB, transceiver configured to communicate with an external communication device;
a processing unit configured to switch the UWB transceiver between different transceiver modes of operation while the UWB transceiver receives or transmits a data frame;
wherein the different transceiver modes of operation include a ranging mode, an angle-of-arrival, AoA, mode and/or a radar model;
wherein said communication device is configured to act as an initiator;
a plurality of responders, wherein each of said responders comprises a transceiver configured to operate in a predefined sequence of modes of operation, in particular a predefined sequence which is configured by the communication device.