H - Electricity – 01 – J
Patent
H - Electricity
01
J
H01J 29/52 (2006.01) G09G 3/22 (2006.01) H01J 31/10 (2006.01) H01J 31/12 (2006.01)
Patent
CA 2138363
An electron beam generating apparatus for an electron beam source having surface conduction electron emitting devices formed on a substrate, includes a measuring unit for measuring a device current flowing through each of the surface conduction electron emitting devices, a device current storage unit for storing data measured by the measuring unit, a comparing unit for comparing latest data measured by the measuring unit with the data stored in the device current storage unit, a correction value storage unit for storing a correction value for correcting a driving signal to be applied to each surface conduction electron emitting device, and an adjusting unit for adjusting the correction value stored in the correction value storage unit. An image display apparatus and a method of driving the apparatus also are disclosed.
Suzuki Hidetoshi
Todokoro Yasuyuki
Canon Kabushiki Kaisha
Ridout & Maybee Llp
LandOfFree
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