Title:
OBJECT INFORMATION DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP3160436
Kind Code:
B2
Abstract:
PURPOSE: To improve display performance by adjusting automatically a display set up memory area dealing with scroll in accordance with a scale factor and decreasing largely quantity of data at the time of large scale reduction.
CONSTITUTION: This device is an object information display device which uses a memory area separately as an automatic scale factor and a fixed scale factor and is provided with an automatic scale factor deciding means 23 which decides a scale factor of a memory area for a display screen being object information in accordance with a reduced scale factor of object information required to display, an automatic scale factor memory area generating means 26 which generates a display set up memory area dealing with scroll storing object information required to display based on a scale factor of a memory area decided by this automatic scale factor deciding means, and fixed scale factor memory region making means 24, 26 which prepare a memory area of size of a fixed scale factor for a display screen being object information.
Inventors:
Hiroki Nagamitsu
Application Number:
JP24124093A
Publication Date:
April 25, 2001
Filing Date:
September 28, 1993
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
G06F3/14; G06F3/0485; G09G5/34; G09G5/36; (IPC1-7): G09G5/34; G06F3/14; G09G5/36
Domestic Patent References:
| JP6295328A |
Attorney, Agent or Firm:
Takehiko Suzue