A wireless communication device, comprising: a first radio module, adapted to perform wireless transceiving in compliance with a first communication protocol and according to a plurality of first traffic patterns which each indicates allocations of a plurality of first slots for a plurality of forthcoming transmitting or receiving operations, respectively; the wireless communication device further comprises: a second radio module, adapted to perform wireless transceiving in compliance with a second communication protocol, adapted to determine an indicator indicating at least one of a plurality of second traffic patterns which each indicates allocations of a plurality of second slots for a plurality of forthcoming transmitting or receiving operations, respectively, and adapted to transmit the indicator to a peer communication device, so that the peer communication device performs transmitting or receiving operations to and from the second radio module according to the at least one of the second traffic patterns indicated by the indicator, wherein it is further adapted to determine one or more allocations of the second slots according to the first traffic patterns, prior to the determining of the indicator, and wherein all of the plurality of second traffic patterns are negotiated between the second radio module and the peer communication device prior to performing wireless transceiving operations. a first radio module, adapted to perform wireless transceiving in compliance with a first communication protocol and according to a plurality of first traffic patterns which each indicates allocations of a plurality of first slots for a plurality of forthcoming transmitting or receiving operations, respectively; the wireless communication device further comprises: a second radio module, adapted to perform wireless transceiving in compliance with a second communication protocol, adapted to determine an indicator indicating at least one of a plurality of second traffic patterns which each indicates allocations of a plurality of second slots for a plurality of forthcoming transmitting or receiving operations, respectively, and adapted to transmit the indicator to a peer communication device, so that the peer communication device performs transmitting or receiving operations to and from the second radio module according to the at least one of the second traffic patterns indicated by the indicator, wherein it is further adapted to determine one or more allocations of the second slots according to the first traffic patterns, prior to the determining of the indicator, and wherein all of the plurality of second traffic patterns are negotiated between the second radio module and the peer communication device prior to performing wireless transceiving operations. a second radio module, adapted to perform wireless transceiving in compliance with a second communication protocol, adapted to determine an indicator indicating at least one of a plurality of second traffic patterns which each indicates allocations of a plurality of second slots for a plurality of forthcoming transmitting or receiving operations, respectively, and adapted to transmit the indicator to a peer communication device, so that the peer communication device performs transmitting or receiving operations to and from the second radio module according to the at least one of the second traffic patterns indicated by the indicator, wherein it is further adapted to determine one or more allocations of the second slots according to the first traffic patterns, prior to the determining of the indicator, and wherein all of the plurality of second traffic patterns are negotiated between the second radio module and the peer communication device prior to performing wireless transceiving operations.