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Nagaoka Keishin, Tomio Shigetoshi, Hirose Tadatsugu, Kaneko Keiichi, Kameyama Shigeki, Kishi Tomokatsu, Sakamoto Tetsuya, Takamori Takahiro, Takagi Akihiro: Method and device for driving a plasma display panel and plasma display panel including this device. Fujitsu, March 24, 1999: EP0903719-A2 (20 worldwide citation)


A method for driving a plasma display panel applies, within a subfield among the n subfields, a narrow-width pulse having a pulse width equal to or less than 2 mu s to first electrodes (X) in order to cause an erase discharge while terminating a discharge caused between the first and second electrod ...


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Kaneko Keiichi: Orthogonal frequency division multiplex signal transmitting system, transmitter and receiver. Victor Co Of Japan, April 27, 2001: JP2001-119364 (7 worldwide citation)


PROBLEM TO BE SOLVED: To solve the problems that there is a fixed limit in much more accuracy improvement since the amplitude characteristic difference or phase characteristic difference of I signal and Q signal becomes the direct cause of code error and that a characteristic change can not be corre ...


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Kaneko Keiichi, Takaoka Katsumi, Matsui Kazunari, Saeki Takaaki: Generation method and decoding method for orthogonal multi-carrier signals. Victor Co Of Japan, April 21, 2000: JP2000-115115 (7 worldwide citation)


PROBLEM TO BE SOLVED: To provide the generation method of orthogonal multi-carrier signals capable of generating intermittent orthogonal multi-carrier signals in inexpensive constitution and a decoding method capable of decoding the orthogonal multi- carrier signals.SOLUTION: In the case of generati ...


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Nagaoka Keishin, Tomio Shigetoshi, Hirose Tadatsugu, Kaneko Keiichi, Kameyama Shigeki, Kishi Tomokatsu, Sakamoto Tetsuya, Takamori Takahiro, Takagi Akihiro: Plasma display panel and its driving method. Fujitsu, June 12, 2003: KR1020020022258 (6 worldwide citation)


PURPOSE: A plasma display panel and its driving method are provided to improve a driving voltage margin in a process for driving the plasma display panel by changing continuously supply voltage values to the positive direction and the negative direction. CONSTITUTION: A plasma display panel includes ...


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Takaoka Katsumi, Kaneko Keiichi: Adaptation of frequency of occurence of transmission of a reference signal based on the channel quality in an ofdm system. Victor Company of Japan, October 2, 2002: EP1246423-A2 (4 worldwide citation)


An orthogonal frequency division multiplexed signal transmitting apparatus executes a time-division multiplexing process that inserts a reference signal at a predetermined interval based on reference signal position information into an information signal to be transmitted. The transmitting apparatus ...


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Kaneko Keiichi: Method and apparatus for receiving orthogonal frequency division multiplexed signal. Victor Company of Japan, July 21, 1999: EP0930751-A1 (3 worldwide citation)


An object of this invention is to prevent a time-position error of a symbol sync signal from adversely affecting noise reduction for accurate recovery of information from an orthogonal frequency division multiplexed (OFDM) signal. The symbol sync signal is generated from the OFDM signal. A time wind ...


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Matsui Kazunari, Takaoka Katsumi, Saiki Takaaki, Kaneko Keiichi: Multicarrier modulation. Victor Company of Japan, February 28, 2001: EP1079577-A2 (3 worldwide citation)


Data pieces representative of in-phase components and quadrature components of a digital-modulation-resultant signal are assigned to frequencies for inverse fast Fourier transform. The inverse fast Fourier transform is executed at a predetermined sampling frequency Fs to convert the data pieces into ...


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Mori Toshio, Yamazaki Kenji, Higuchi Koji, Kaneko Keiichi: Portable drive system for artificial heart. Sun Med Tech Res, Seiko Epson, July 14, 1999: EP0928613-A1 (3 worldwide citation)


A portable drive system for an artificial heart can be provided that includes a blood pump 1 having means for sealing a rotation shaft 13 by using a blood seal 18, a system drive section 45 including a purge solution circulating means 20 for supplying by circulating purge solution to the blood seal ...


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Kaneko Keiichi, Takaoka Katsumi: Orthogonal multicarrier signal transmitter, transmission method for orthogonal multicarrier signal. Victor Co Of Japan, July 6, 2001: JP2001-186104 (3 worldwide citation)


PROBLEM TO BE SOLVED: To realize an inverse discrete Fourier arithmetic method using a small circuit scale by reducing an arithmetic quantity for inverse discrete Fourier transforms, having a large number of points to generate an intermittent type orthogonal multicarrier signal. SOLUTION: In the cas ...



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