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Nobuyoshi Asanuma, Kiyoshi Wakamatsu, Manabu Ikegaya: Control system for a front and rear wheel steering vehicle. Honda Giken Kogyo Kabushiki Kaisha, Joseph P Carrier, Irving M Weiner, Weiner Carrier & Burt P C, November 19, 1996: US05576957 (35 worldwide citation)

In a control system for a front and rear wheel steering vehicle which steers the rear wheels so as to cancel a deviation of an actual yaw rate from a standard yaw rate which can be computed from the steering input, the vehicle speed and other parameters, there is provided a feature to automatically ...


2
Nobuyoshi Asanuma, Kiyoshi Wakamatsu, Manabu Ikegaya: Control system for a front and rear wheel steering vehicle. Honda Giken Kogyo Kabushiki Kaisha, Irving M Weiner, Joseph P Carrier, Pamela S Burt, September 5, 1995: US05448481 (17 worldwide citation)

A steering angle of rear wheels are steered according to a deviation between an ideal yaw rate response and an actual yaw rate response to the given steering wheel input. By combining feedback control and feed forward control, immunity from external disturbances and lateral stability can be both ens ...


3
Nobuyoshi Asanuma, Kiyoshi Wakamatsu, Manabu Ikegaya: Method for controlling a front and rear wheel steering vehicle. Honda Giken Kogyo Kabushiki Kaisha, Joseph P Carrier, Irving M Weiner, Weiner Carrier & Burt P C, May 6, 1997: US05627754 (13 worldwide citation)

To the end of ensuring a brisk maneuverability of a front and rear wheel steering vehicle without causing any unstable behavior of the vehicle, the rear wheels are steered in an opposite phase relationship to the front wheels to offset an under-steer tendency of the vehicle when a lateral accelerati ...


4
Nobuyoshi Asanuma, Kiyoshi Wakamatsu, Yoshimitsu Akuta, Manabu Ikegaya, Nobuo Sugitani, Yukihiro Fujiwara: System for estimating the road surface friction. Honda Giken Kogyo Kabushiki Kaisha, Joseph P Carrier, Irving M Weiner, Weiner Carrier Burt & Esser P C, February 9, 1999: US05869753 (13 worldwide citation)

The road friction is determined from the deviation of the estimated yaw rate under a standard condition from the actually measured yaw rate. The system for determining the road friction includes a parameter identification unit which determines a parameter of a variation term defined in the transfer ...


5
Kiyoshi Wakamatsu, Yukihiro Fujiwara: Method for controlling a steering system. Honda Giken Kogyo Kabushiki Kaisha, Joseph P Carrier, Irving M Weiner, Weiner Carrier & Burt, May 28, 1996: US05521820 (11 worldwide citation)

An actuator for effecting a steering action is controlled by a feed-forward variable based on a target steering angle, a state feedback control variable based on an actual steering angle, and an integral control variable given as a sum of an integrated value of a deviation between the target steerin ...


6
Kiyoshi Wakamatsu, Ryuji Asada, Akihiro Iwazaki, Shinji Okuma, Tatsuhiro Tomari, Masakatsu Hori: Process for estimating drive torque in vehicle. Honda Giken Kogyo Kabushiki Kaisha, Arent Fox Kintner Plotkin & Kahn, October 28, 2003: US06640178 (11 worldwide citation)

In a vehicle in which a torque generated in an engine is transmitted to driven wheels through a torque converter and an automatic transmission, when a speed ratio e in the torque converter is equal to or larger than a predetermined value (e.g., 0.85), and the accuracy of estimating a capacity &tgr; ...


7
Masakatsu Hori, Ryuji Asada, Akihiro Iwazaki, Shinji Ohkuma, Tatsuhiro Tomari, Kiyoshi Wakamatsu: Electromagnetic clutch control system. Honda Giken Kogyo Kabushiki Kaisha, Arent Fox Kintner Plotkin & Kahn PLLC, August 19, 2003: US06607061 (6 worldwide citation)

The engagement force of an electromagnetic clutch can be precisely controlled at a target engagement force by a simple structure even when an air gap of the electromagnetic clutch varies. An electromagnetic clutch control system includes magnetic flux density sensors, a target engagement force calcu ...


8
Manabu Ikegaya, Yoshimitsu Akuta, Kiyoshi Wakamatsu: Adaptive front and rear wheel steering system. Honda Giken Kogyo Kabushiki Kaisha, Joseph P Carrier, William D Blackman, Carrier Blackman & Associates P C, March 30, 1999: US05890082 (1 worldwide citation)

In a front and rear wheel steering system for steering rear wheels of a vehicle at a certain ratio to front wheels of the vehicle, the rear wheel steering angle is determined according to the steering input and/or the operating conditions of the vehicle, additionally, taking into account the kind of ...


9
Shinji Okuma, Ryuji Asada, Akihiro Iwazaki, Takashi Kuribayashi, Tatsuhiro Tomari, Masakatsu Hori, Kazuhiro Wada, Kiyoshi Wakamatsu: Driving force distribution device for vehicle. Honda Giken Kogyo Kabushiki Kaisha, Joseph P Carrier, William D Blackman, Carrier Blackman & Associates P C, April 8, 2003: US06543595 (1 worldwide citation)

A driving force distribution device which controls the engagement forces of electromagnetic clutches and which govern the torque distribution between the driving wheels of a vehicle by calculating a target magnetic flux density and converting the same into a target excitation current. Since the rela ...


10
Takashi Yanagi, Kiyoshi Wakamatsu, Takayuki Seki: Vehicle motion control system. Honda Motor, Carrier Blackman & Associates P C, Joseph P Carrier, William D Blackman, June 24, 2014: US08761995

Provided is a vehicle motion control system that comprises a plurality of vehicle behavior control units that are controlled in a mutually coordinated manner, and is configured to operate as designed even when one of the vehicle motion control units should fail. If a RTC-ECU (61) has ceased a contro ...