The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 08, 2002
Filed:
Sep. 16, 1998
Applicant:
Inventors:
Joel Page, Austin, TX (US);
Edwin De Angel, Austin, TX (US);
Wai Laing Lee, Austin, TX (US);
Lei Wang, College Station, TX (US);
Hong Helena Zheng, Irvine, CA (US);
Chung-Kai Chow, Austin, TX (US);
Assignee:
Cirrus Logic, Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08C 1/508 ; G08C 1/512 ;
U.S. Cl.
CPC ...
G08C 1/508 ; G08C 1/512 ;
Abstract
A data acquisition system has a central station connected to a plurality of nodes over a network. Each node is connected to receive signals from one or more sensors ad each is configured to have substantially the same transmission delay to said central station. The central station is configured to notify all nodes of an event time at which a data event, such as a seismic shot, occurred.