Gunter,
Our TX-SDK-V1 (LM96551 Pulser, LM96530 T/R Switch, LM96570 Tx BeamFormer) or TX-SDK-V2 (LM96550 Pulser, LM96530 T/R Switch, LM96570 Tx BeamFormer) softwear comes with few standard pulse pattern such as 3bit, 5bit,7bit,11bit,13bit Barker and 5Mchirp pulser pattern and they can easily be loaded as well as you can build or load your own custome patterns. Here is the link to TX-SDK-V1 page; http://www.ti.com/tool/tx-sdk-v1