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Title:
OVER THE AIR MODEM FIRMWARE UPGRADE BASED ON MESH NETWORK
Document Type and Number:
WIPO Patent Application WO/2018/049580
Kind Code:
A1
Abstract:
Systems and methods for upgrading the firmware of a wireless communication device (202). A wireless communication device (202) may comprise a first processor (204) and a first memory (206) configured to receive monitored data from one or more sensors (210), and wirelessly communicate the received monitored data. The device may comprise a modem (220) comprising a second processor (224) and a second memory (226) configured to wirelessly send an identifier for the current firmware stored in the second memory (226); when a firmware upgrade is available, receive an upgrade for the firmware stored in the second memory (226); upgrade the firmware stored in the second memory (226), wherein upgrading the firmware comprises temporarily interrupting wireless communication to and from the wireless communication device (202); reestablish wireless communication to and from the wireless communication device (202); and forward any monitored data received by the first processor (204) and the first memory (206) during the temporary interruption.

Inventors:
WU WEI (US)
SU FENG (US)
ZHANG XIAOZHONG (US)
WANG ZHIYU (US)
Application Number:
PCT/CN2016/098970
Publication Date:
March 22, 2018
Filing Date:
September 14, 2016
Export Citation:
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Assignee:
HONEYWELL INT INC (US)
WU WEI (US)
SU FENG (US)
ZHANG XIAOZHONG (US)
WANG ZHIYU (US)
International Classes:
G06F9/445
Domestic Patent References:
WO2013114317A12013-08-08
Foreign References:
CN105094913A2015-11-25
CN101616018A2009-12-30
CN102855151A2013-01-02
CN104915237A2015-09-16
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD. (CN)
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