Title:
DATA COLLECTING TIME ACQUIRING DEVICE
Document Type and Number:
Japanese Patent JPH04259820
Kind Code:
A
Abstract:
PURPOSE:To acquire data collecting time with high accuracy with a simple constitution so as to miniaturize the title device. CONSTITUTION:This data collecting time acquiring device is constituted in such way that, by providing a self-running counter 12 and GPS receiver which obtains level measuring time information, the count value (n) of the counter 12 is corrected by using level measuring time information (t) obtained from the receiver 15 at prescribed time intervals and the data collecting time is found on the basis of the time (t) and the differences n between the count values of detection sensors 101-10n and the count value (n) of the counter 12 at each data collecting time.
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Inventors:
SAKAI MASANOBU
Application Number:
JP2115191A
Publication Date:
September 16, 1992
Filing Date:
February 14, 1991
Export Citation:
Assignee:
TOSHIBA CORP
International Classes:
G01D21/00; G06F17/40; (IPC1-7): G01D21/00; G06F15/74
Attorney, Agent or Firm:
Takehiko Suzue