Patent ID: 8073616

Claim:
A control information storage apparatus comprising: a travel position determination unit capable of determining a travel position of a vehicle with regard to a predetermined road section; an information storage unit; and a storage control unit capable of storing control information that is derived from a travel of the vehicle for use in vehicle travel control, wherein the storage control unit stores to the information storage unit the control information in association with the road section that is identified by the travel position determination unit, the storage control unit stores the control information derived from plural travel occasions of a same road section as an averaged value of the plural travel occasions, the storage control unit stores only one entry of the control information for two adjacent road sections by combining two entries of the control information respectively in association with the two adjacent road sections if the two entries of the control information are determined to be substantially identical based on a predetermined criterion of sameness, the storage control unit determines whether the vehicle has performed one of a straight travel, a right/left turn and a stopping at a road section based on a speed and a travel direction, the storage control unit categorizes the control information into one of the straight travel, the right/left turn and the stopping for storage to the information storage unit based on a determination result, and the storage control unit performs processing of the control information within respective categories of the straight travel, the right/left turn and the stopping if the processing of the control information involves at least one of storage of the averaged value and combination of the control information.