Patent ID: 9555707
Date: 2017-01-31
CPC Classifications: B60H,B60K,G06F

Claim:
1. An in-vehicle input system comprising: a display device for displaying a plurality of screen images, which are switchable to each other, wherein each screen image includes a plurality of selection items, the screen images provides a hierarchical structure having an upper level screen image, a current level screen image and a lower level screen image, and the selection items includes a first selection item and a second selection item; a selection operation device for moving a cursor from the first selection item to the second selection item on the current level screen image along with an operation direction so that the second selection item is selected alternatively, and for inputting the selected second selection item; a first image switching device for switching from the current level screen image to the lower level screen image when the selected second selection item on the current level screen image is input, wherein the lower level screen image corresponds to the input second selection item; a second image switching device for switching from the current level screen image to the upper level screen image when the selection operation device selects and inputs a level return item of the selected second selection item under a condition that the second selection item is selected, wherein the level return item is disposed on a nearest screen edge side of the selected second selection item adjacent the selected second selection item, and the upper level screen image corresponds to the level return item; and a level return item display device for displaying and emphasizing a display of the level return item when the second selection item is selected by the selection operation device, wherein the display of the level return item is emphasized compared with a case where the second selection item is not selected so that the level return item is not displayed, wherein the level return item represents an operation for returning to the upper level screen image, when the second selection item is selected by the selection operation device, the level return item adjacent the second selection item and the second selection item are emphasized and displayed, as compared with not-selected selection items, and wherein the level return item of the selected second selection item is displayed only at a plurality of nearest screen edge sides of the selected second selection item when there are a plurality of nearest screen edges of the selected second selection item.