Title:
RADIO WAVE DISPLAY CONTROL SYSTEM
Document Type and Number:
Japanese Patent JP2012189733
Kind Code:
A
Abstract:
To appropriately display a state during light emission by maintaining an environment immediately before light emission by scanning even when a radio wave environment changes due to sudden interference.
In flash display control for carrying out scanning to periodically know the state of a radio wave environment and displaying the result of the scanning as a radio wave state, after a camera is released, the radio wave environment displaying immediately before the releasing is maintained until execution of predetermined control.
Inventors:
TAKAI JUNJI
Application Number:
JP2011052305A
Publication Date:
October 04, 2012
Filing Date:
March 10, 2011
Export Citation:
Assignee:
CANON KK
International Classes:
G03B15/05; G03B7/00; G03B7/16; G03B17/18; H04B17/00; H04B17/23; H04B17/391
Attorney, Agent or Firm:
高梨 幸雄