Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Ali Raza Saleem"'
Publikováno v:
Journal of Advanced Manufacturing Systems. 22:123-147
Businesses are on a perpetual quest to increase purchase intention to increase product sales. Currently, this study is also an effort in a similar context where consumers’ perception of product assortment, internet of things, order fulfillment, gre
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b60f7020466329f5b4c6b43f28cfede4
https://doi.org/10.1142/s0219686723500075
https://doi.org/10.1142/s0219686723500075
Autor:
Ali Raza Saleem, Rasmus Luomaniemi, Anu Lehtovuori, Kari Stadius, Marko Kosunen, Ville Viikari, Jussi Ryynänen
This paper presents the prototype demonstration where an integrated transmitter circuit drives a mobile handset terminal antenna in order to provide frequency tunability and multiple input multiple output (MIMO) operation across the 0.5–4.5 GHz fre
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::175d9b33c6fa252c9860e29eeeceb13b
https://aaltodoc.aalto.fi/handle/123456789/118856
https://aaltodoc.aalto.fi/handle/123456789/118856
Autor:
Ali Raza Saleem, Saeed Naghavi, Mahwish Zahra, Kari Stadius, Marko Kosunen, Lauri Anttila, Mikko Valkama, Jussi Ryynanen
This paper presents a transmitter IC with two identical signal paths, including base-band amplifier, up-converting mixer, and power amplifier (PA) stages. The design is focused on wide modulation bandwidth, and the use of a resonatorless small die-ar
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5928f61e3ff796179fe0bd5b10e07438
https://trepo.tuni.fi/handle/10024/145719
https://trepo.tuni.fi/handle/10024/145719
Autor:
Jussi Ryynanen, Kari Stadius, Ali Raza Saleem, Anu Lehtovuori, Ville Viikari, Jari-Matti Hannula, Marko Kosunen
Publikováno v:
MWSCAS
Publisher Copyright: © 2021 IEEE. Active reconfiguring of the frequency response of an antenna cluster was recently demonstrated involving an integrated transmitter and antenna cluster. The tuning method solely relies on scaling the antenna cluster
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::382c7578144e1229c57a637347425948
https://aaltodoc.aalto.fi/handle/123456789/111071
https://aaltodoc.aalto.fi/handle/123456789/111071
Autor:
Anu Lehtovuori, Kari Stadius, Jussi Ryynanen, Marko Kosunen, Ali Raza Saleem, Ville Viikari, Jari-Matti Hannula
Publikováno v:
2021 IEEE MTT-S International Microwave Symposium (IMS).
The paper presents an integrated transmitter front-end and antenna cluster characterization with a modulated signal. A recently published T-MTT paper described an antenna tuning method and the related transmitter IC, and this paper now extends that o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::59031b4a6f8221f814e863729af67cda
https://doi.org/10.1109/ims19712.2021.9574984
https://doi.org/10.1109/ims19712.2021.9574984
Autor:
Anu Lehtovuori, Marko Kosunen, Jussi Ryynanen, Ali Raza Saleem, Ville Viikari, Kari Stadius, Rasmus Luomaniemi
Publikováno v:
2021 15th European Conference on Antennas and Propagation (EuCAP).
This paper demonstrates the feasibility of an transmitter system where a handset MIMO antenna is fed by a 0.5–4.5 GHz integrated transmitter front-end to implement a frequency-tunable antenna cluster. The transmitter implementation performs on-chip
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::468df8fa5d1da2878ae8afd97c33c784
https://doi.org/10.23919/eucap51087.2021.9411090
https://doi.org/10.23919/eucap51087.2021.9411090
Publikováno v:
ICECS
Switched-capacitor power amplifier has gained popularity within the radio frequency integrated circuit community, since it is CMOS compatible offering high integration density and good performance particularly in terms of linearity. In this paper we
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b549b36115e29959a518af43b0c5c27d
https://aaltodoc.aalto.fi/handle/123456789/102566
https://aaltodoc.aalto.fi/handle/123456789/102566