US Patent No. 11,071,211

ELECTRONIC COMPONENT MOUNTING METHOD


Patent No. 11,071,211
Issue Date July 20, 2021
Title Electronic Component Mounting Method
Inventorship Norihisa Yamasaki, Fukuoka (JP)
Yasuhiro Maenishi, Yamanashi (JP)
Yuji Nakamura, Tokyo (JP)
Assignee PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)

Claim of US Patent No. 11,071,211


1. A method for operating an electronic component mounting system comprising component storages including a keeping rack for storing an electronic component, a dry box for preventing an electronic component from being exposed to moisture and a dryer for dehumidifying moisture from an electronic component, the method comprising:maintaining a material management table includinga whereabouts information field for indicating which one of the keeping rack, the dry box, or the dryer an electronic component is stored in, and
a target indicator field for indicating whether an electronic component is a moisture management target component, and
an exposure time field for indicating an exposure time during the moisture management target component has been in an atmospheric exposure state;

pausing counting the exposure time when the moisture management target component is stored in the dry box and decreasing the exposure time when the moisture management target component is stored in the dryer;
identifying a moisture management target component of which the exposure time has met or exceeded an exposure limit time based on the whereabouts information table; and
notifying the identified moisture management target component to an electronic component mounting apparatus.