Title:
DISPLAY DRIVER IC
Document Type and Number:
WIPO Patent Application WO/2018/066292
Kind Code:
A1
Abstract:
A display driver IC (200) comprises: a digital circuit including a logic circuit (2); an output unit (11) for outputting, to the outside, a drive control signal with a level corresponding to the output from the logic circuit; and at least one of a first decision unit (21) for determining whether or not an abnormality is present in the register value in a register in the digital circuit and a second decision unit (22) for determining whether or not the level of the drive control signal is the level corresponding to the output from the logic circuit.
Inventors:
SUGIMOTO YASUHITO (JP)
ITO SUKENORI (JP)
NAKAOKA HIROMITSU (JP)
ITO SUKENORI (JP)
NAKAOKA HIROMITSU (JP)
Application Number:
PCT/JP2017/032089
Publication Date:
April 12, 2018
Filing Date:
September 06, 2017
Export Citation:
Assignee:
ROHM CO LTD (JP)
International Classes:
G09G3/04; G01R31/28; H01L21/822; H01L27/04
Foreign References:
| JP2008234511A | 2008-10-02 | |||
| JP2005134655A | 2005-05-26 | |||
| JP2009145485A | 2009-07-02 | |||
| JP2007164087A | 2007-06-28 | |||
| JP2014032292A | 2014-02-20 |
Attorney, Agent or Firm:
SANO PATENT OFFICE (JP)
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