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Latest external collaboration on country level. Dive into details by clicking on the dots.

Hotspot


Dive into the research topics where Keiichi Kitagawa is active.

Publication


Featured researches published by Keiichi Kitagawa.


Archive | 2001

Multi-carrier communication apparatus and multi-carrier communication method

Keiichi Kitagawa; Atsushi Sumasu; Osamu Kato


Archive | 2001

Base station apparatus, communication terminal apparatus, and communication method

Atsushi Sumasu; Osamu Kato; Mitsuru Uesugi; Yoshiko Saito; Toyoki Ue; Junichi Aizawa; Keiichi Kitagawa; Toshiyuki Uehara; Guizeng Shi


Archive | 1999

Transmitter-receiver, and method for controlling transmission power of the same

Keiichi Kitagawa; Mitsuru Uesugi; Kazuyuki Miya; Makis Kasapidis


Archive | 2000

TRANSMITTER, RECEIVER, AND TRANSMITTING/RECEIVING METHOD

Keiichi Kitagawa; Yoshiko Saito; Mitsuru Uesugi


Archive | 2002

Multicarrier cdma communication device

Keiichi Kitagawa; Atsushi Sumasu; Osamu Kato


Archive | 1999

CDMA radio communication system using chip interleaving

Keiichi Kitagawa; Mitsuru Uesugi


Archive | 2008

Electric hair clipper

Keiichi Kitagawa; Naoki Maesawa


Archive | 2000

Method of controlling transmission power and apparatus for transmission and reception

Keiichi Kitagawa; Mitsuru Uesugi; Kazuyuki Miya; Makis Kasapidis


Archive | 1997

Combined nerve and muscle stimulator

Maki Hirakawa; Keiichi Kitagawa


Archive | 1999

CDMA radio communication system and method

Keiichi Kitagawa; Mitsuru Uesugi

Collaboration


Dive into the Keiichi Kitagawa's collaboration.

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