A flexible MIMO testbed with remote access. - Christian Mehlführer; Stefan Geirhofer; Sebastian Caban; Markus Rupp (EUSIPCO, 2005)

Randomized distributed multi-antenna systems in multi-path channels. - Anna Scaglione; Birsen Sirkeci-Mergen; Stefan Geirhofer; Lang Tong 001 (EUSIPCO, 2006)

Time-reversal space-time coding for doubly-selective channels. - Stefan Geirhofer; Lang Tong 001; Anna Scaglione (WCNC, 2006)

Moment Estimation and Dithered Quantization. - Stefan Geirhofer; Lang Tong 001; Brian M. Sadler (IEEE Signal Process. Lett., 2006)

Cognitive Medium Access: A Protocol for Enhancing Coexistence in WLAN Bands. - Stefan Geirhofer; Lang Tong 001; Brian M. Sadler (GLOBECOM, 2007)

Optimal Dynamic Spectrum Access via Periodic Channel Sensing. - Qianchuan Zhao; Stefan Geirhofer; Lang Tong 001; Brian M. Sadler (WCNC, 2007)

Cognitive Radios for Dynamic Spectrum Access - Dynamic Spectrum Access in the Time Domain: Modeling and Exploiting White Space. - Stefan Geirhofer; Lang Tong 001; Brian M. Sadler (IEEE Commun. Mag., 2007)

Client-centric fractional frequency reuse based on user cooperation in OFDMA networks. - Stefan Geirhofer; Ozgur Oyman (CISS, 2008)

Cooperative Fractional Frequency Reuse Based on Partial Connectivity Among Clients. - Stefan Geirhofer; Ozgur Oyman (GLOBECOM, 2008)

A Cognitive Framework for Improving Coexistence Among Heterogeneous Wireless Networks. - Stefan Geirhofer; Lang Tong 001; Brian M. Sadler (GLOBECOM, 2008)

Optimal adaptive transmission for a cognitive radio with sensing. - Sidhant Misra; Stefan Geirhofer; Lang Tong 001 (ICASSP, 2008)

Cognitive Coexistence between Infrastructure and Ad-hoc Systems - Stefan Geirhofer; Lang Tong 001; Brian M. Sadler (CoRR, 2008)

Cognitive Medium Access: Constraining Interference Based on Experimental Models. - Stefan Geirhofer; Lang Tong 001; Brian M. Sadler (IEEE J. Sel. Areas Commun., 2008)

Opportunistic Spectrum Access via Periodic Channel Sensing. - Qing Zhao 001; Stefan Geirhofer; Lang Tong 001; Brian M. Sadler (IEEE Trans. Signal Process., 2008)

Cognitive frequency hopping based on interference prediction: theory and experimental results. - Stefan Geirhofer; John Z. Sun; Lang Tong 001; Brian M. Sadler (ACM SIGMOBILE Mob. Comput. Commun. Rev., 2009)

A sensing-based cognitive coexistence method for interfering infrastructure and ad hoc systems. - Stefan Geirhofer; Lang Tong 001; Brian M. Sadler (Wirel. Commun. Mob. Comput., 2010)

Multiple Antenna Techniques for LTE-Advanced. - Alex Gorokhov; Amir Farajidana; Kapil Bhattad; Xiliang Luo; Stefan Geirhofer (LTE - The UMTS Long Term Evolution (2nd Ed.), 2011)

Coordinated multi point transmission in 3GPP LTE heterogeneous networks. - Stefan Geirhofer; Peter Gaal (GLOBECOM Workshops, 2012)

Coordinated downlink multi-point communications in heterogeneous cellular networks. - Alan Barbieri; Peter Gaal; Stefan Geirhofer; Tingfang Ji; Durga Malladi; Yongbin Wei; F. Xue (ITA, 2012)

Downlink MIMO in LTE-advanced: SU-MIMO vs. MU-MIMO. - Lingjia Liu 001; Runhua Chen; Stefan Geirhofer; Krishna Sayana; Zhihua Shi; Yongxing Zhou (IEEE Commun. Mag., 2012)

Capacity enhancement through opportunistic activation of relays in Cloud RAN deployments. - Stefan Geirhofer; Alan Barbieri; Naga Bhushan; Peter Gaal (GLOBECOM Workshops, 2013)

Network densification: the dominant theme for wireless evolution into 5G. - Naga Bhushan; Junyi Li; Durga Malladi; Rob Gilmore; Dean Brenner; Aleksandar Damnjanovic; Ravi Sukhavasi; Chirag Patel; Stefan Geirhofer (IEEE Commun. Mag., 2014)