Jukka Lempiäinen

Publication Activity (10 Years)

Years Active: 1997-2024
Publications (10 Years): 26

Top Topics

Cellular Networks

Top Venues

Wirel. Networks

Wirel. Pers. Commun.

Publications

Jukka Lempiäinen, Muhammad Usman Sheikh, Ari Asp, Riku Jäntti
Polarization adaptation to improve cell border area bitrates and system capacity in small cells. Wirel. Networks 30 (3) (2024)
Ritayan Biswas, Joonas Säe, Juho Pirskanen, Jukka Lempiäinen
Reliable and Low-Latency Communications for Critical Infrastructures Utilizing Wireless Mesh Networks. ICNC (2024)
Ritayan Biswas, Jukka Lempiäinen
Sensitivity Analysis of Ambient Backscattering Communications in Heavily Loaded Cellular Networks. WONS (2023)
Muhammad Usman Sheikh, Jukka Lempiäinen, Riku Jäntti
Capacity Limitation of Small Cell Densification. ICOIN (2022)
Muhammad Usman Sheikh, Jukka Lempiäinen, Riku Jäntti
Arguments for One Radio Access Network (OneRAN) mobile infrastructure. Telecommun. Syst. 80 (4) (2022)
Ritayan Biswas, Jukka Lempiäinen
Assessment of 5G as an ambient signal for outdoor backscattering communications. Wirel. Networks 27 (6) (2021)
Ritayan Biswas, Muhammad Usman Sheikh, Hüseyin Yigitler, Jukka Lempiäinen, Riku Jäntti
Interference Analysis of Bi-static Backscatter Communication System: Two Backscatter Devices. RFID-TA (2021)
Ritayan Biswas, Joonas Säe, Jukka Lempiäinen
Maximum Receiver Harvesting Area of Backscatter Signals from Ambient Low-Frequency Mobile Networks. GLOBECOM (2021)
Ritayan Biswas, Muhammad Usman Sheikh, Hüseyin Yigitler, Jukka Lempiäinen, Riku Jäntti
Direct Path Interference Suppression Requirements for Bistatic Backscatter Communication System. VTC Spring (2021)
Muhammad Usman Sheikh, Jukka Lempiäinen
Impact of antenna radiation pattern variation on the performance of SPMA at 28 GHz. Wirel. Networks 24 (2) (2018)
Muhammed Usman Sheikh, Joonas Säe, Jukka Lempiäinen
Multipath Propagation Analysis of 5G Systems at Higher Frequencies in Courtyard (Small Cell) Environment. 5G World Forum (2018)
Muhammad Usman Sheikh, Ritayan Biswas, Jukka Lempiäinen
Performance Evaluation of Coordinated Multipoint Transmission at 28 GHz Frequency Using 3D Ray Tracing. VTC Spring (2018)
Muhammad Usman Sheikh, Jukka Lempiäinen
Macro cellular network transition from traditional frequency range to 28 GHz millimeter wave frequency band. Wirel. Networks 24 (3) (2018)
Ritayan Biswas, Joonas Säe, Jukka Lempiäinen
Power Budget for Wide Area Ambient Backscattering Communications. VNC (2018)
Muhammad Usman Sheikh, Joonas Säe, Jukka Lempiäinen
In preparation towards future cellular networks: the detailed analysis of macro and micro site densification and sector densification. Telecommun. Syst. 65 (4) (2017)
Muhammad Usman Sheikh, Jukka Lempiäinen
Impact of Non-Typical Antenna Configurations on Higher Order Sectored Sites in Ultra Dense Networks. Int. J. Interdiscip. Telecommun. Netw. 9 (3) (2017)
Muhammad Usman Sheikh, Kimmo Hiltunen, Jukka Lempiäinen
Angular wall loss model and Extended Building Penetration model for outdoor to indoor propagation. IWCMC (2017)
Muhammad Usman Sheikh, Jukka Lempiäinen
Analysis of multipath propagation for 5G system at higher frequencies in microcellular environment. IWCMC (2017)
Muhammad Usman Sheikh, Joonas Säe, Jukka Lempiäinen
Arguments of Innovative Antenna Design and Centralized Macro Sites for 5G. Wirel. Pers. Commun. 96 (4) (2017)
Muhammad Usman Sheikh, Jukka Lempiäinen
Analysis of multipoint transmission at higher frequencies using 3-D ray tracing. Int. J. Commun. Syst. 30 (13) (2017)
Muhammad Usman Sheikh, Joonas Säe, Jukka Lempiäinen
Evaluation of SPMA and higher order sectorization for homogeneous SIR through macro sites. Wirel. Networks 22 (4) (2016)
Joonas Säe, Jukka Lempiäinen
Mobile network service demand in case of electricity network disturbance situation. PIMRC (2016)
Joonas Säe, Jukka Lempiäinen
Maintaining Mobile Network Coverage Availability in Disturbance Scenarios. Mob. Inf. Syst. 2016 (2016)
Joonas Säe, Syed Fahad Yunas, Jukka Lempiäinen
Coverage aspects of temporary LAP network. WONS (2016)
Muhammad Usman Sheikh, Jukka Lempiäinen
Migration to 28 GHz frequency with higher order sectorization in urban macro cellular environment. ICT (2016)
Muhammad Usman Sheikh, Jukka Lempiäinen
Analysis of vertical and horizontal sectorization in suburban environment using 3D ray tracing. ICT (2016)
Heidi Krohns-Valimaki, Jussi Haapanen, Pekka Verho, Joonas Säe, Jukka Lempiäinen
Combined electricity and mobile network situation awareness system for disturbance management. ISGT Asia (2015)
Muhammad Usman Sheikh, Jukka Lempiäinen
Will New Antenna Materials Enable Single Path Multiple Access (SPMA)? Wirel. Pers. Commun. 78 (2) (2014)
Dipesh Paudel, Joonas Säe, Jukka Lempiäinen
Applicability of macro sensor network in disaster scenarios. VITAE (2014)
Joonas Säe, Jukka Lempiäinen
User guided energy and capacity optimization in UMTS mobile networks. PIMRC (2014)
Muhammad Usman Sheikh, Jukka Lempiäinen
Performance analysis of dual-cell HSDPA plus MIMO and LTE along with adaptive MIMO switching at the cellular level. Phys. Commun. 9 (2013)
Muhammad Usman Sheikh, Jukka Lempiäinen
Advanced Antenna Techniques and High Order Sectorization with Novel Network Tessellation for Enhancing Macro Cell Capacity in DC-HSDPA Network. CoRR (2013)
Muhammad Usman Sheikh, Jukka Lempiäinen
A Flower Tessellation for Simulation Purpose of Cellular Network with 12-Sector Sites. IEEE Wirel. Commun. Lett. 2 (3) (2013)
Muhammad Usman Sheikh, Jukka Lempiäinen
The novel concept of single path multiple access (SPMA) using new advanced antenna technology. ISWPC (2013)
Muhammad Usman Sheikh, Jukka Lempiäinen
Analysis of LTE and DC-HSDPA performance with variable number of users per TTI in macro cellular network. IWCMC (2012)
Muhammad Usman Sheikh, Jukka Lempiäinen
Performance comparison of Dual-Cell HSDPA and Long Term Evolution in macro cellular network. Sarnoff Symposium (2012)
Jussi Turkka, Fedor Chernogorov, Kimmo Brigatti, Tapani Ristaniemi, Jukka Lempiäinen
An Approach for Network Outage Detection from Drive-Testing Databases. J. Comput. Networks Commun. 2012 (2012)
Muhammad Usman Sheikh, Rafal Jagusz, Jukka Lempiäinen
LTE performance with variable number of users per transmission time interval along with AMS. ICUMT (2011)
Muhammad Usman Sheikh, Jukka Lempiäinen
Impact of smart traffic handling scheme on load balancing and interference margin in multilayer network with UMTS900. IWCMC (2011)
Muhammad Usman Sheikh, Jukka Lempiäinen
Assessment of smart traffic handling scheme in multimode multiband cellular network. Wirel. Commun. Mob. Comput. 11 (12) (2011)
Muhammad Usman Sheikh, Jukka Lempiäinen
Impact of smart traffic handling scheme on downlink power of UMTS base station in multilayer network. ICUMT (2011)
Muhammad Usman Sheikh, Rafal Jagusz, Jukka Lempiäinen
Performance evaluation of Adaptive MIMO Switching in Long Term Evolution. IWCMC (2011)
Syed Fahad Yunas, Jussi Turkka, Panu Lähdekorpi, Tero Isotalo, Jukka Lempiäinen
Multi-antenna cell constellations for interference management in dense urban areas. ISWCS (2010)
Tero Isotalo, Jukka Lempiäinen, Jarno Niemelä
Indoor Planning for High Speed Downlink Packet Access in WCDMA Cellular Network. Wirel. Pers. Commun. 52 (1) (2010)
Panu Lähdekorpi, Tero Isotalo, Sultan Usama Khan, Jukka Lempiäinen
Implementation aspects of RF-repeaters in cellular networks. PIMRC (2010)
Muhammad Usman Sheikh, Jukka Lempiäinen
UMTS900 deployment with different call handling strategies. ISWCS (2009)
Tero Isotalo, Panu Lähdekorpi, Jukka Lempiäinen
Improving HSDPA Indoor Coverage and Throughput by Repeater and Dedicated Indoor System. EURASIP J. Wirel. Commun. Netw. 2008 (2008)
Jarkko Itkonen, Balázs P. Tuzson, Jukka Lempiäinen
Assessment of Network Layouts for CDMA Radio Access. EURASIP J. Wirel. Commun. Netw. 2008 (2008)
Jakub Borkowski, Panu Lähdekorpi, Tero Isotalo, Jukka Lempiäinen
Optimization Aspects for Cellular Service Performance and Mobile Positioning in WCDMA Radio Networks. VTC Spring (2007)
Tero Isotalo, Panu Lähdekorpi, Javier Cazorla, Jukka Lempiäinen
Impact of Antenna Configuration on UMTS Performance in High Altitude Platforms. PIMRC (2007)
Tero Isotalo, Jukka Lempiäinen
HSDPA Measurements for Indoor DAS. VTC Spring (2007)
Jakub Borkowski, Jukka Lempiäinen
Practical Network-Based Techniques for Mobile Positioning in UMTS. EURASIP J. Adv. Signal Process. 2006 (2006)
Jarkko Itkonen, Balázs P. Tuzson, Jukka Lempiäinen
Performance Analysis of CDMA Cellular Networks Based on Alternative Hexagonal Network Layouts. PIMRC (2006)
Jakub Borkowski, Jarno Niemelä, Tero Isotalo, Panu Lähdekorpi, Jukka Lempiäinen
Utilization of an Indoor DAS for Repeater Deployment in WCDMA. VTC Spring (2006)
Jarkko Itkonen, Balázs P. Tuzson, Jukka Lempiäinen
A Novel Network Layout for CDMA Cellular Networks with Optimal Base Station Antenna Height and Downtilt. VTC Spring (2006)
Jarno Niemelä, Tero Isotalo, Jukka Lempiäinen
Optimum Antenna Downtilt Angles for Macrocellular WCDMA Network. EURASIP J. Wirel. Commun. Netw. 2005 (5) (2005)
Jukka Lempiäinen
Radio propagation and smart antennas for wireless communications: Ramakrishna Janaswamy. Signal Process. 81 (11) (2001)
Jukka Lempiäinen
Experimental Evaluation of Space Diversity Schemes at a Base Station in a Microcellular Environment at 900 MHz and 1800 MHz. Wirel. Pers. Commun. 14 (1) (2000)
Jaana K. Laiho-Steffens, Jukka Lempiäinen
Impact of the mobile antenna inclination on the polarisation diversity gain in a DCS 1800 network. PIMRC (1997)