Title:
POI情報表示装置
Document Type and Number:
Japanese Patent JP4417047
Kind Code:
B2
Abstract:
A computer-implemented data sorting method for sorting data at high speed with small memory capacity. The sorting method sorts an array of data where sorted data is constituted by a combination of a plurality of blocks where each block is produced separately from one another during the sorting process. In another aspect, a navigation method and system utilizes the data sorting method for quickly sorting and displaying requested information such as POIs sorted by distance with use of a small memory.
Inventors:
Ehan S Chu
Application Number:
JP2003203562A
Publication Date:
February 17, 2010
Filing Date:
July 30, 2003
Export Citation:
Assignee:
Alpine Electronics Co., Ltd.
International Classes:
G01C21/00; G06F7/24; G06F7/00; G06F7/22; G06F17/30
Domestic Patent References:
| JP3176732A | ||||
| JP2073421A | ||||
| JP2002091757A | ||||
| JP2005037127A |
Attorney, Agent or Firm:
Chimitsu Saito