Display unit for vehicle

Details Display unit for vehicle Display unit for vehicle

1998-10-22

1999-10-05

Cuchlinski, Jr., William A.

Data processing: vehicles, navigation, and relative location

Navigation

701225, 340988, 340990, 340995, G06F16500, G08G 1123

Patent

active

059615702

ABSTRACT:
A car navigation system 11 has a screen change section 19d for changing one screen to a different screen based on a predetermined input signal, a display signal generation section 19c for generating a video signal for displaying the different screen, a liquid crystal display section 17 being responsive to the signal level of the video signal for changing voltage applied to liquid crystal of each pixel part in a predetermined change range and displaying the corresponding screen, ROM 31 for storing a plurality of the change ranges of the applied voltage preset in a one-to-one correspondence with the screens, and a brightness level control section 18 for selecting the change range corresponding to the different screen from among the change ranges stored in the ROM 31 and instructing the liquid crystal display section 17 to change the applied voltage in the selected change range.

REFERENCES:
patent: 4862374 (1989-08-01), Ziemann
patent: 5278763 (1994-01-01), Agnew et al.
patent: 5559511 (1996-09-01), Ito et al.

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