(19) United States
(12) Patent Application Publication (io) Pub. No.: US 2003/0130090 Al
Tanaka et al. (43) Pub. Date: Jul. 10,2003
Related U.S. Application Data
(62) Division of application No. 09/810,622, filed on Mar. 19, 2001, now Pat. No. 6,546,910.
(30) Foreign Application Priority Data
Mar. 21, 2000 (JP) 2000-078954
(51) Int. CI.7 B60K 41/04
(52) U.S. C I 477/110
A method and apparatus controls an internal combustion engine having electromagnetically driven valves. A target cylinder torque required of one of a plurality of cylinders is individually calculated in accordance with a target engine torque, and a timing for opening and closing each of a plurality of intake and exhaust valves in each of the plurality of cylinders is determined in accordance with the target cylinder torque. Thereby the torque of the internal combustion engine is individually controlled for each of the plurality of cylinders.