Roland Hellfajer

Methods and devices for communications in device-to-device networks

Communication terminal and method for communicating data

Dynamic RxDiv for idle mode in a user equipment

Communication device and method for transmitting data in accordance with a retransmission protocol

MOBILE TERMINAL AND METHOD FOR DETERMINING A RECEIVE WINDOW

Radio communication devices and methods for controlling a radio communication device

Mobile communication apparatuses, method for performing signal reception quality measurements and method for ascertaining a movement by a mobile communication apparatus

Dynamic RxDiv for idle mode in a user equipment

Method and apparatus for adaptive activation or deactivation of the coordination of the radio activities of two mobile-radio transmitting and/or receiving devices

Channel qualification for an adaptive frequency hopping method by means of bit or packet error rate measurement and simultaneous field strength measurement

Channel qualification for an adaptive frequency hopping method by means of bit or packet error rate measurement and simultaneous field strength measurement

Method for transmission of data between a master station and a slave station, and a data transmission system

Method and apparatus for adaptive activation or deactivation of the coordination of the radio activities of two mobile-radio transmitting and/or receiving devices

Method and circuit arrangement for determining a charge consumed within a period in mobile devices

Method for determining field strength

Method for automatically detecting the clock frequency of a system clock pulse for the configuration of a peripheral device

Wireless LAN with fragmentation for bluetooth coexistence

Optimization of the data throughput of a mobile radio connection by efficient packet type changing

Devices with reciprocal wake-up function from the standby mode

Channel qualification and selection in a multichannel radio system by packet error rate measurement