Dr. Dietmar Lipka

• Automotive - 5G V2X standardization • 5G broadcast • Open air interface

•5G - Modem architecture - Polar codes •LTE modem architecture •High performance computing - Parallel algorithms with Intel SIMD instruction sets - Template meta-programming in C++14 • Multi SIM platform products - Integrated architectures with shared hardware, i.e. antennas, frontend, receivers and transmitters - Solutions for radio coexistence - Methods and algorithms to resolve conflicts due to shared HW resources - Best antenna selection • LTE rel. 14 and 5G 5 Patents

LTE terminal platforms • Standardisation 3GPP • Strategies for incremental development and anatomies for bring-up - Specification of minimum feature sets for first data calls • Technical coordinator LTE feature set - Alignment with network vendors for IOT • Technical coordinator LTE TDD • Customer support • Technical trainer • Cooperation with universities, supervisor of Phd theses 7 patents

LTE terminal platforms • Specification of first LTE layer 1 architecture • Responsible for algorithms and systemization for LTE rel 8 to 11 - FFT, DFT for SC-FDMA modulation - Cell search and measurements - Random access - Layer 1 subsystem control - UL MIMO - Carrier aggregation - Relays • Specification of the LTE idle mode • Standardisation LTE 3GPP RAN1 6 patents

• Project lead of an UMTS base station transmitter with new architecture • System management mobile phone platforms • Combination of hardware and network signalling stacks of different vendors • System and software analysis of GSM, UMTS, HSPA protocol stacks • Documentation of the layer 1 (SW, HW) in Ericsson’s mobile phone platforms • Systemization and specification of GSM femto base stations

Radio basestations • Technical leader for department • Architecture team UMTS base station • Transceiver architecture • Technology project leader - Remote radio heads - Peak power reduction - Digital predistortion - High efficient power amplifiers • Radio transceiver Responsible • Technology and cost roadmap responsible • 3GPP Standard • Trainer for base station architectures and digital radio • Member of the patent board 9 patents. Mentor of many other patents in department

Fiber optic communication systems • Computer models - Erbium doped fiber amplifiers - Semiconductor laser and laser amplifiers - Fiber transmission - Optical filters • Nonlinear optics, solitons, Raman scattering • Fiber optic systems up to 40 Gb/s Computer aided circuit design • Algorithm development for optimization and design centering • Modeling and simulation of electronic circuits including the printed circuit board 4 publications and presentations, 1 fundamental article

• Field theory, High frequency engineering • Network analyser • Digital signal processing • Tomographic imaging of scattering objects • Fourier- and Hartley-transformation algorithms (FFT, FHT) • Spectral estimation methods, spectral windows, Lattice-filter 6 publications and presentations