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ORCIDJukka Lempiäinen
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2020 – today
- 2024
[j23]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): 1671-1681 (2024)- [c35]Ritayan Biswas, Joonas Säe
, Juho Pirskanen, Jukka Lempiäinen:
Reliable and Low-Latency Communications for Critical Infrastructures Utilizing Wireless Mesh Networks. ICNC 2024: 100-105 - 2023
- [c34]Ritayan Biswas, Jukka Lempiäinen:
Sensitivity Analysis of Ambient Backscattering Communications in Heavily Loaded Cellular Networks. WONS 2023: 51-55 - 2022
- [j22]Muhammad Usman Sheikh, Jukka Lempiäinen, Riku Jäntti:
Arguments for One Radio Access Network (OneRAN) mobile infrastructure. Telecommun. Syst. 80(4): 477-486 (2022) - [c33]Muhammad Usman Sheikh, Jukka Lempiäinen, Riku Jäntti:
Capacity Limitation of Small Cell Densification. ICOIN 2022: 210-214 - 2021
- [j21]Ritayan Biswas, Jukka Lempiäinen:
Assessment of 5G as an ambient signal for outdoor backscattering communications. Wirel. Networks 27(6): 4083-4094 (2021) - [c32]Ritayan Biswas, Joonas Säe, Jukka Lempiäinen:
Maximum Receiver Harvesting Area of Backscatter Signals from Ambient Low-Frequency Mobile Networks. GLOBECOM 2021: 1-5 - [c31]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: 85-88 - [c30]Ritayan Biswas, Muhammad Usman Sheikh, Hüseyin Yigitler, Jukka Lempiäinen, Riku Jäntti:
Direct Path Interference Suppression Requirements for Bistatic Backscatter Communication System. VTC Spring 2021: 1-5
2010 – 2019
- 2018
- [j20]Muhammad Usman Sheikh, Jukka Lempiäinen:
Impact of antenna radiation pattern variation on the performance of SPMA at 28 GHz. Wirel. Networks 24(2): 361-372 (2018) - [j19]Muhammad Usman Sheikh, Jukka Lempiäinen:
Macro cellular network transition from traditional frequency range to 28 GHz millimeter wave frequency band. Wirel. Networks 24(3): 943-953 (2018) - [c29]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: 239-243 - [c28]Ritayan Biswas, Joonas Säe, Jukka Lempiäinen:
Power Budget for Wide Area Ambient Backscattering Communications. VNC 2018: 1-6 - [c27]Muhammad Usman Sheikh, Ritayan Biswas, Jukka Lempiäinen:
Performance Evaluation of Coordinated Multipoint Transmission at 28 GHz Frequency Using 3D Ray Tracing. VTC Spring 2018: 1-6 - 2017
- [j18]Muhammad Usman Sheikh, Jukka Lempiäinen:
Analysis of multipoint transmission at higher frequencies using 3-D ray tracing. Int. J. Commun. Syst. 30(13) (2017) - [j17]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): 21-44 (2017) - [j16]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): 621-636 (2017) - [j15]Muhammad Usman Sheikh, Joonas Säe, Jukka Lempiäinen:
Arguments of Innovative Antenna Design and Centralized Macro Sites for 5G. Wirel. Pers. Commun. 96(4): 6007-6019 (2017) - [c26]Muhammad Usman Sheikh, Kimmo Hiltunen, Jukka Lempiäinen:
Angular wall loss model and Extended Building Penetration model for outdoor to indoor propagation. IWCMC 2017: 1291-1296 - [c25]Muhammad Usman Sheikh, Jukka Lempiäinen:
Analysis of multipath propagation for 5G system at higher frequencies in microcellular environment. IWCMC 2017: 1660-1664 - 2016
- [j14]Joonas Säe, Jukka Lempiäinen:
Maintaining Mobile Network Coverage Availability in Disturbance Scenarios. Mob. Inf. Syst. 2016: 4816325:1-4816325:10 (2016) - [j13]Muhammad Usman Sheikh, Joonas Säe, Jukka Lempiäinen:
Evaluation of SPMA and higher order sectorization for homogeneous SIR through macro sites. Wirel. Networks 22(4): 1079-1091 (2016) - [c24]Muhammad Usman Sheikh, Jukka Lempiäinen:
Analysis of vertical and horizontal sectorization in suburban environment using 3D ray tracing. ICT 2016: 1-6 - [c23]Muhammad Usman Sheikh, Jukka Lempiäinen:
Migration to 28 GHz frequency with higher order sectorization in urban macro cellular environment. ICT 2016: 1-5 - [c22]Joonas Säe, Jukka Lempiäinen:
Mobile network service demand in case of electricity network disturbance situation. PIMRC 2016: 1-6 - [c21]Joonas Säe, Syed Fahad Yunas, Jukka Lempiäinen:
Coverage aspects of temporary LAP network. WONS 2016: 100-103 - 2015
- [c20]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: 1-6 - 2014
- [j12]Muhammad Usman Sheikh, Jukka Lempiäinen:
Will New Antenna Materials Enable Single Path Multiple Access (SPMA)? Wirel. Pers. Commun. 78(2): 979-994 (2014) - [c19]Joonas Säe, Jukka Lempiäinen:
User guided energy and capacity optimization in UMTS mobile networks. PIMRC 2014: 882-886 - [c18]Dipesh Paudel, Joonas Säe, Jukka Lempiäinen:
Applicability of macro sensor network in disaster scenarios. VITAE 2014: 1-5 - 2013
- [j11]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: 288-298 (2013) - [j10]Muhammad Usman Sheikh, Jukka Lempiäinen:
A Flower Tessellation for Simulation Purpose of Cellular Network with 12-Sector Sites. IEEE Wirel. Commun. Lett. 2(3): 279-282 (2013) - [c17]Muhammad Usman Sheikh, Jukka Lempiäinen:
The novel concept of single path multiple access (SPMA) using new advanced antenna technology. ISWPC 2013: 1-6 - [i1]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 abs/1312.2884 (2013) - 2012
- [j9]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: 163184:1-163184:13 (2012) - [c16]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: 979-983 - [c15]Muhammad Usman Sheikh, Jukka Lempiäinen:
Performance comparison of Dual-Cell HSDPA and Long Term Evolution in macro cellular network. Sarnoff Symposium 2012: 1-5 - 2011
- [j8]Muhammad Usman Sheikh, Jukka Lempiäinen:
Assessment of smart traffic handling scheme in multimode multiband cellular network. Wirel. Commun. Mob. Comput. 11(12): 1618-1627 (2011) - [c14]Muhammad Usman Sheikh, Rafal Jagusz, Jukka Lempiäinen:
LTE performance with variable number of users per transmission time interval along with AMS. ICUMT 2011: 1-5 - [c13]Muhammad Usman Sheikh, Jukka Lempiäinen:
Impact of smart traffic handling scheme on downlink power of UMTS base station in multilayer network. ICUMT 2011: 1-5 - [c12]Muhammad Usman Sheikh, Jukka Lempiäinen:
Impact of smart traffic handling scheme on load balancing and interference margin in multilayer network with UMTS900. IWCMC 2011: 505-509 - [c11]Muhammad Usman Sheikh, Rafal Jagusz, Jukka Lempiäinen:
Performance evaluation of Adaptive MIMO Switching in Long Term Evolution. IWCMC 2011: 866-870 - 2010
- [j7]Tero Isotalo, Jukka Lempiäinen, Jarno Niemelä:
Indoor Planning for High Speed Downlink Packet Access in WCDMA Cellular Network. Wirel. Pers. Commun. 52(1): 89-104 (2010) - [c10]Syed Fahad Yunas, Jussi Turkka, Panu Lähdekorpi, Tero Isotalo, Jukka Lempiäinen:
Multi-antenna cell constellations for interference management in dense urban areas. ISWCS 2010: 310-334 - [c9]Panu Lähdekorpi, Tero Isotalo, Sultan Usama Khan, Jukka Lempiäinen:
Implementation aspects of RF-repeaters in cellular networks. PIMRC 2010: 2511-2516
2000 – 2009
- 2009
- [c8]Muhammad Usman Sheikh, Jukka Lempiäinen:
UMTS900 deployment with different call handling strategies. ISWCS 2009: 590-594 - 2008
- [j6]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) - [j5]Jarkko Itkonen, Balázs P. Tuzson, Jukka Lempiäinen:
Assessment of Network Layouts for CDMA Radio Access. EURASIP J. Wirel. Commun. Netw. 2008 (2008) - 2007
- [c7]Tero Isotalo, Panu Lähdekorpi, Javier Cazorla, Jukka Lempiäinen:
Impact of Antenna Configuration on UMTS Performance in High Altitude Platforms. PIMRC 2007: 1-5 - [c6]Jakub Borkowski, Panu Lähdekorpi, Tero Isotalo, Jukka Lempiäinen:
Optimization Aspects for Cellular Service Performance and Mobile Positioning in WCDMA Radio Networks. VTC Spring 2007: 879-883 - [c5]Tero Isotalo, Jukka Lempiäinen:
HSDPA Measurements for Indoor DAS. VTC Spring 2007: 1127-1130 - 2006
- [j4]Jakub Borkowski, Jukka Lempiäinen:
Practical Network-Based Techniques for Mobile Positioning in UMTS. EURASIP J. Adv. Signal Process. 2006 (2006) - [c4]Jarkko Itkonen, Balázs P. Tuzson, Jukka Lempiäinen:
Performance Analysis of CDMA Cellular Networks Based on Alternative Hexagonal Network Layouts. PIMRC 2006: 1-5 - [c3]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: 688-692 - [c2]Jakub Borkowski, Jarno Niemelä, Tero Isotalo, Panu Lähdekorpi, Jukka Lempiäinen:
Utilization of an Indoor DAS for Repeater Deployment in WCDMA. VTC Spring 2006: 1112-1116 - 2005
- [j3]Jarno Niemelä, Tero Isotalo, Jukka Lempiäinen:
Optimum Antenna Downtilt Angles for Macrocellular WCDMA Network. EURASIP J. Wirel. Commun. Netw. 2005(5): 816-827 (2005) - 2001
- [j2]Jukka Lempiäinen:
Radio propagation and smart antennas for wireless communications: Ramakrishna Janaswamy. Signal Process. 81(11): 2445-2446 (2001) - 2000
- [j1]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): 1-11 (2000)
1990 – 1999
- 1997
- [c1]Jaana K. Laiho-Steffens, Jukka Lempiäinen:
Impact of the mobile antenna inclination on the polarisation diversity gain in a DCS 1800 network. PIMRC 1997: 580-583
Coauthor Index
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last updated on 2024-10-07 21:17 CEST by the dblp team
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