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ieee international conference on universal personal communications | 1998

Adaptive array for wideband DS-CDMA with decision feedback channel estimation

Nakamura Michiharu; Oishi Yasuyuki; Asano Yoshihiko

We propose an adaptive array receiver with decision feedback fading envelope estimation. To control an adaptive array with an MMSE criterion algorithm, a reference signal is required. However, if the accuracy of the estimated fading envelope is poor, the reference for the adaptive algorithm will also be poor. Introducing decision feedback fading envelope estimation provides a better fading envelope estimation and a better reference for the adaptive algorithm, which improves the performance of an adaptive array. This paper evaluates the improvement of the performance of an adaptive array receiver when a decision feedback fading envelope estimation is used.


Archive | 1987

Antenna for radio equipment

Oishi Yasuyuki; Asano Masahiko; Takano Takeshi; Kurihara Hiroshi


Archive | 2002

NONLINEAR DISTORTION COMPENSATING TRANSMITTER CORRECTING AND INTERPOLATING DISTORTION COMPENSATION COEFFICIENT

Ishikawa Hiroyoshi; Oishi Yasuyuki; Kubo Norio; Oide Takayoshi; Hase Kazuo; Hamada Hajime; Satsuba Nobukazu


Archive | 1998

SIR MEASURING DEVICE

Oishi Yasuyuki; Hase Kazuo; Fukumasa Hidenobu; Hamada Hajime; Asano Masahiko


Archive | 2004

DISTORTION COMPENSATOR WITH MULTIPLE EQUALIZER FILTER

Satsuba Nobukazu; Oishi Yasuyuki; Kubo Norio; Hase Kazuo; Hamada Hajime; Ishikawa Hiroyoshi


Archive | 1998

CODE MULTIPLEX TRANSMISSION DEVICE

Hase Kazuo; Oishi Yasuyuki; Fukumasa Hidenobu; Hamada Hajime; Asano Masahiko


Archive | 2003

DISTORTION COMPENSATION TRANSMISSION APPARATUS

Ishikawa Hiroyoshi; Oishi Yasuyuki; Kubo Norio; Hase Kazuo; Hamada Hajime; Satsuba Nobukazu


Archive | 1990

DELAY DETECTION CIRCUIT

Fukuda Eisuke; Oishi Yasuyuki; Nakamura Satoshi


Archive | 2002

CODE MULTIPLEX SIGNAL TRANSMISSION APPARATUS

Oishi Yasuyuki; Kubo Norio; Hase Kazuo


Archive | 1985

Antenna impedance matching circuit

Takano Takeshi; Itaya Eiji; Asano Masahiko; Oishi Yasuyuki

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