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Profil bibliographique

Takumi Nagamine

Informations fournies par OpenAlex. Research Africa ne déduit ni nationalité, ni poste, ni coordonnées personnelles.

4Publications signalées
13Citations signalées
1Affiliations récentes

Les institutions déclarées

Les domaines associés

Microwave Engineering and WaveguidesAntenna Design and AnalysisRadio Frequency Integrated Circuit DesignMillimeter-Wave Propagation and ModelingAdvanced Antenna and Metasurface Technologies

Les publications récentes

2025 conference-paper OpenAlex

Measurement of Principle 300 GHz Antenna for Array Antenna Module

Nagahiro Abe, Takuma Nishimura, Hikaru Watanabe, Ichiro Somada et autres

The first feature of these modules is the adaptation of the redistribution layer (RDL) process, which has achieved high-density and high-precision antennas in packages (AiP) integrated with RFIC. The second feature is double patch antennas with cavities for high-gain antennas. We designed …

us (code pays fourni par la source)

0 citations
2024 conference-paper OpenAlex

Antennas Incorporated with RFIC for the Sub-THz Band

Takuma Nishimura, Takumi Nagamine, Ryo Sakamaki, Yuanfeng She et autres

This study presents an antenna incorporated with a radiofrequency integrated circuit for the Sub-THz band. The proposed structure features a cavity-backed dual patch antenna fabricated using a redistribution layer and thick copper layer substrate processes, resulting in an antenna with high gain …

jp (code pays fourni par la source)

0 citations
2023 conference-paper OpenAlex

Four-way Power Combiner with Spring Contact Probes for High Power SSPA Modules

Takuma Nishimura, Hidenori Ishibashi, Yutaro Yamaguchi, Takumi Nagamine et autres

We propose a low-loss, high-heat dissipative fourway power combiner that can be applied to multiple monolithic microwave integrated circuits (MMIC) with flip-chip bonding for high power solid-state power amplifier modules. This structure mainly consists of a two-way power combiner comprising an air-filled …

jp (code pays fourni par la source)

0 citations
2021 conference-paper OpenAlex

An X-band High Power Tile-Type GaN TR Module for Low-Profile AESA

Makoto Kimura, Yukinobu Tarui, Hironobu Shibata, Eigo Kuwata et autres

This paper describes a tile-type high-transmit-power TR module in order to realize a low-profile AESA (active electronically scanned array) radars. The TR module is based on a newly developed multichip packaging technology featuring top-surface waste heat structure with a flip-chip mounting and …

jp (code pays fourni par la source)

13 citations

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