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.

Date of Patent:
Apr. 22, 2014

Filed:

Jan. 24, 2012
Applicants:

Alan Broad, Palo Alto, CA (US);

Rahul Kapur, San Francisco, CA (US);

Jaidev Prabhu, San Jose, CA (US);

Martin Albert Turon, Berkeley, CA (US);

Ning Xu, San Jose, CA (US);

Xin Yang, San Leandro, CA (US);

Matt Miller, Grass Valley, CA (US);

Inventors:

Alan Broad, Palo Alto, CA (US);

Rahul Kapur, San Francisco, CA (US);

Jaidev Prabhu, San Jose, CA (US);

Martin Albert Turon, Berkeley, CA (US);

Ning Xu, San Jose, CA (US);

Xin Yang, San Leandro, CA (US);

Matt Miller, Grass Valley, CA (US);

Assignee:

Memsic Transducer Systems Co., Ltd., Wuxi, Jiangsu Province, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/00 (2006.01); G08C 17/00 (2006.01); H04H 20/71 (2008.01); H04W 4/00 (2009.01); H04L 12/28 (2006.01); G08B 1/08 (2006.01); G08B 13/08 (2006.01); H04Q 5/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A plurality of modules interact to form an adaptive network in which each module transmits and receives data signals indicative of the proximity of objects. A central computer accumulates the data produced or received and relayed by each module. One of the modules is operable as a leaf node having a sleep mode to conserve energy and an interactive mode. The central computer can send a message to the leaf node commanding it to stay awake in order to receive subsequent communications.


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