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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 5 of 5  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
ACT
(2nd)
2010-12-22
14:20
Okinawa   Comparisons of Various TRP Measurement Methods for Small Radio Terminals -- Three-Dimensional Integral Method, Reverberation Chamber Method, and Spheroidal Coupler Method --
Takashi Kawamura, Aya Yamamoto, Toru Sakuma, Yasuhiko Nago, Tasuku Teshirogi (Anritsu), Hiroji Saito (TELEC), Katsushige Harima, Tsutomu Sugiyama (NICT)
Recently TRP measurement of the small radio terminals over the air becomes important. Various methods have been used. Mo... [more]
AP, RCS
(Joint)
2010-11-11
13:30
Fukui Fukui Univ. Total Radiated Power Measurement of Antenna-Integrated Radios Using a Spheroidal Coupler -- Accuracy Improvement by Estimating EUT Reflection Coefficient Using Phase Rotation Method --
Takashi Kawamura, Aya Yamamoto, Toru Sakuma, Yasuhiko Nago, Tasuku Teshirogi (Anritsu) AP2010-103
Recently “antenna integrated radios” have been increasing rapidly which do not have terminals for monitoring Tx output p... [more] AP2010-103
pp.63-68
AP 2010-01-21
16:10
Yamaguchi Yamaguchi University Total radiated power (TRP) measurement system for small radio terminals using a spheroidal coupler combined with a variable matching circuit
Takashi Kawamura, Aya Yamamoto, Toru Sakuma, Yukiyasu Kimura, Yasuhiko Nago, Tasuku Teshirogi (Anritsu) AP2009-168
Recently “antenna integrated radios” have been increasing rapidly which do not have terminals for monitoring Tx output ... [more] AP2009-168
pp.75-80
ACT
(2nd)
2009-09-04
14:55
Kyoto Keihanna Plaza Total radiated power (TRP) measurement of small radio terminals using a spheroidal coupler (3) -- Improvement of the coupling factor by a variable matching circuit --
Takashi Kawamura, Aya Yamamoto, Toru Sakuma, Yukiyasu Kimura, Yasuhiko Nago, Tasuku Teshirogi (Anritsu)
Recently “antenna integrated radios” have been increasing rapidly which do not have terminals for monitoring Tx output ... [more]
ACT
(2nd)
2009-06-04
14:35
Tokyo TELEC Total radiated power (TRP) measurement of small radio terminals using a spheroidal coupler (2)
Takashi Kawamura, Aya Yamamoto, Toru Sakuma, Yukiyasu Kimura, Yasuhiko Nago, Tasuku Teshirogi (Anritsu Corp.)
Recently “antenna integrated radios” have been increasing rapidly which do not have terminals for monitoring Tx output ... [more]
 Results 1 - 5 of 5  /   
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