Characterization of mmWave radomes for base stations and automotive radars

Autor: Jarvelainen, Jan, Karttunen, Aki, Aurinsalo, Jouko, Huhtinen, Ismo, Hujanen, Arto

Publikováno v: Jarvelainen, J, Karttunen, A, Aurinsalo, J, Huhtinen, I & Hujanen, A 2019, Characterization of mmWave radomes for base stations and automotive radars . in 13th European Conference on Antennas and Propagation, EuCAP 2019 ., 8739914, IEEE Institute of Electrical and Electronic Engineers, 13th European Conference on Antennas and Propagation, EuCAP 2019, Krakow, Poland, 31/03/19 . < https://ieeexplore.ieee.org/document/8739914 >

In this paper, we have characterized dielectric properties of low-loss radome materials with three different measurement methods, at microwave and mmWave frequencies. The techniques include an over-the-air (OTA) far-field measurement at 55-95 GHz, a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=355e65625b88::a294c4918a8863e534856cf7f0aebc70
https://cris.vtt.fi/en/publications/b45641aa-6d18-406d-979e-65ac50b4c7c1

Parallel Fed 2x1 Antenna Array Utilizing Surface Wave Cancellation on LTCC Substrate

Autor: Hagn, Josef, Frascolla, Valerio, Sauleau, Ronan, Aurinsalo, Jouko, Lahti, Markku, Kautio, Kari

Publikováno v: 11th European Conference on Antennas and Propagation (EUCAP)
11th European Conference on Antennas and Propagation (EUCAP), Mar 2017, Paris, France

International audience; In this paper a novel design of an UE (User Equipment) antenna for the 60-GHz band is presented. The antenna was realized on LTCC A6M-E substrate to ease a later integration with the RF-chipset on a single module. To satisfy t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::100ad91a07231c901fb2602c1489e010
https://univ-rennes.hal.science/hal-01684554

Decoupling antenna elements

Autor: Hujanen, Arto, Koivisto, Päivi, Aurinsalo, Jouko

Publikováno v: Hujanen, A, Koivisto, P & Aurinsalo, J Oct. 12 2016, Decoupling antenna elements, Patent No. EP3078125 .

According to an example embodiment, there is provided an apparatus comprising circuitry configured to derive at least two outputs, wherein each output comprises a sum of at least two intermediate signals, the circuitry being configured to derive each

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=355e65625b88::68ce6512abec45ccec19120446e8f4a6
https://cris.vtt.fi/en/publications/4d48272e-99fd-48df-9338-c1942c675f7b

Critical technologies towards 5G:Research Results Report

Autor: Anttonen, Antti, Apilo, Olli, Aurinsalo, Jouko, Boumard, Sandrine, Chen, Xianfu, Chen, Tao, Dufva, Tommi, Evesti, Antti, Hekkala, Atso, Hiivala, Mikko, Horsmanheimo, Seppo, Höyhtyä, Marko, Järvensivu, Pertti, Kim, Haesik, Kotelba, Adrian, Maskey, Niwas, Matinmikko, Marja, Mustonen, Miia, Mämmelä, Aarne, Mämmelä, Olli, Ojanperä, Tiia, Paaso, Henna, Palola, Marko, Pinola, Jarno, Piri, Esa, Rautio, Teemu, Ruponen, Sami, Sten, Johan, Suomalainen, Jani, Tuomimäki, Lotta, Vehkaperä, Janne

Publikováno v: Lasanen, M (ed.), Anttonen, A, Apilo, O, Aurinsalo, J, Boumard, S, Chen, X, Chen, T, Dufva, T, Evesti, A, Hekkala, A, Hiivala, M, Horsmanheimo, S, Höyhtyä, M, Järvensivu, P, Kim, H, Kotelba, A, Maskey, N, Matinmikko, M, Mustonen, M, Mämmelä, A, Mämmelä, O, Ojanperä, T, Paaso, H, Palola, M, Pinola, J, Piri, E, Rautio, T, Ruponen, S, Sten, J, Suomalainen, J, Tuomimäki, L & Vehkaperä, J 2015, Critical technologies towards 5G : Research Results Report . VTT Technical Research Centre of Finland . < https://publications.vtt.fi/julkaisut/muut/2015/Critical_technologies_towards_5G.pdf >

Research and development of the fifth generation (5G) mobile networks has started strongly and European Commission sees that "5G will be the very backbone of the new digital economy." This report presents many example research results obtained in VTT

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=355e65625b88::de20c23f3d21909ab9cdd5fffe9387f0
https://cris.vtt.fi/en/publications/c6ad1c12-216c-480d-9e98-f6615a7f8309

Low DK thermoplastic substrate for broadband antennas

Autor: Helminen, A., Kiikka, T., Säily, Jussi, Huhtinen, Ismo, Aurinsalo, Jouko

Publikováno v: Helminen, A, Kiikka, T, Säily, J, Huhtinen, I & Aurinsalo, J 2011, Low DK thermoplastic substrate for broadband antennas . in Proceedings : IPC APEX EXPO Technical Conference 2011 . vol. 4, Curran Associates Inc., pp. 2895-2920, IPC APEX EXPO Technical Conference 2011, Las Vegas, Nevada, United States, 12/04/11 .

In high frequency circuit boards PTFE is widely used as a substrate material. It offers very low dielectric constant and low losses. However, it is relatively expensive to fabricate, making the cost of PTFE laminates high. In addition PTFE-based circ

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=355e65625b88::1fd3fbd89b43a51476cd68678f3dcecd
https://cris.vtt.fi/en/publications/035b45e5-508b-4b0d-816f-0371a789ed57