Patent ID: 11858911
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC C  G  H | IPC C  G  H

Claim 10:
11. The infrared cut filter of claim 1, wherein the squarylium compound is a particular compound represented by one chemical formula of Chemical Formula 4-1, Chemical Formula 4-2, Chemical Formula 4-3, Chemical Formula 4-4, Chemical Formula 4-5, Chemical Formula 4-6, Chemical Formula 4-7, Chemical Formula 4-8, Chemical Formula 4-9, and Chemical Formula 4-10:, wherein, in Chemical Formula 4-1,
R14, R15, R16, R17, R18, R19, R14′, R15′, R16′, R17′, R18′, R19′, Rp, and Rp′ are independently one compound of the first set of compounds, and
p and p′ are independently an integer that is inclusively between 0 to 4,, wherein, in Chemical Formula 4-2,
R14, R15, R16, R17, R18, R19, R14′, R15′, R16′, R17′, R18′, R19′, Rp, Rp′, Rq, and Rq′ are independently one compound of the first set of compounds,
p and p′ are independently an integer that is inclusively between 0 to 4, and
q and q′ are independently an integer that is inclusively between 0 to 2,, wherein, in Chemical Formula 4-3,
R14, R15, R16, R17, R18, R19, R14′, R15′, R16′, R17′, R18′, R19′, Rp, Rp′, Rq, and Rq′ are independently one compound of the first set of compounds, and
p and p′ are independently an integer that is inclusively between 0 to 4,, wherein, in Chemical Formula 4-4,
R14, R15, R16, R17, R18, R19, Rp, Rr, and Rs are independently one compound of the first set of compounds,
p is an integer that is inclusively between 0 to 4, and
r and s are independently an integer that is inclusively between 0 to 5,, wherein, in Chemical Formula 4-5,
R14, R15, R16, R17, R18, R19, Rp, Rq, Rr, and Rs are independently one compound of the first set of compounds,
p is an integer that is inclusively between 0 to 4,
q is an integer that is inclusively between 0 to 2, and
r and s are independently an integer that is inclusively between 0 to 5,, wherein, in Chemical Formula 4-6,
R14, R15, R16, R17, R18, R19, Rp, Rq, Rr, and Rs are independently one compound of the first set of compounds,
p is an integer that is inclusively between 0 to 4,
q is an integer that is inclusively between 0 to 2, and
r and s are independently an integer that is inclusively between 0 to 5,, wherein, in Chemical Formula 4-7,
R14, R15, R16, R17, R18, R19, Rp, Rr, Rs, and Rw are independently one compound of the first set of compounds,
p and w are independently an integer that is inclusively between 0 to 4, and
r and s are independently an integer that is inclusively between 0 to 5,, wherein, in Chemical Formula 4-8,
R14, R15, R16, R17, R18, R19, Rp, Rq, Rr, Rs, and Rw are independently one compound of the first set of compounds,
p and w are independently an integer that is inclusively between 0 to 4,
q is an integer that is inclusively between 0 to 2, and
r and s are independently an integer that is inclusively between 0 to 5,, wherein, in Chemical Formula 4-9,
R14, R15, R16, R17, R18, R19, Rp, Rq, Rr, Rs and Rw are independently one compound of the first set of compounds,
p and w are independently an integer that is inclusively between 0 to 4, and
r and s are independently an integer that is inclusively between 0 to 5.