Koike; Shin'ichi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Koike; Shin'ichi.The latest application filed is for "decision feedback equalizer with second-order recursive filter controlled with two feedback coefficients".

Company Profile

0.8.0

Koike; Shin'ichi - Tokyo JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Decision feedback equalizer with second-order recursive filter controlled with two feedback coefficients Grant 5,440,583 - Koike August 8, 1	1995-08-08
Echo canceller having FIR and IIR filters for cancelling long tail echoes Grant 5,084,865 - Koike January 28, 1	1992-01-28
Circuit for cancelling whole or part of a waveform using nonrecursive and recursive filters Grant 5,042,026 - Koike , et al. August 20, 1	1991-08-20
Bidirectional communication system of a two-wire bus comprising an active terminator Grant 4,631,721 - Ono , et al. December 23, 1	1986-12-23
Transmission system for intentionally violating a class IV partial response code to distinguish subsidiary signals from an error Grant 4,472,813 - Koike , et al. September 18, 1	1984-09-18
Transversal type automatic phase and amplitude equalizer Grant 4,071,827 - Koike , et al. January 31, 1	1978-01-31
Multilevel data transmission system Grant 3,947,767 - Koike , et al. March 30, 1	1976-03-30
Code Error Monitoring System Grant 3,911,395 - Koike October 7, 1	1975-10-07

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