Research Article

Virtual Clutch Controller for Clutch-to-Clutch Shifts in Planetary-Type Automatic Transmission

Table 3

Flow of states of the ONVCC and the OFFVCC.

Shift typesGCFNSPSP1SP2SP3NSP

Power-on upshift and power-off downshiftONVCCDSFSONTSONISES
OFFVCCESMSSOFFTSDSDS

Power-on downshift and power-off upshiftONVCCDSFSONTSONISES
OFFVCCESOFFISOFFTSDSDS