Patent US5317411A successfully refreshed from Google Patents.
US5317411A
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Image encoding
Assignee: Canon Inc
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Filing: 1992-07-14
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Granted: 1994-05-31
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Expires: 2012-07-14
Abstract
Abstract Image encoding apparatus can operate in a plane sequential encoding mode and in a dot sequential encoding mode. Furthermore, the apparatus may automatically selects any one of these encoding modes or the modes may be selected manually.
Inventors
- 👤 Tadashi Yoshida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:35
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/46; H04N1/64; H04N1/648; H04N1/41; H04N1/411; H04N1/413; H04N1/417
Claims Analysis
Total Claims: 34
Claim 1
Independent Claim
39 words
Image encoding apparatus comprising: first encoding means for encoding an image plane sequentially; second encoding means for encoding the image dot sequentially; and selection means for selecting one of said first and second encoding means to provide encoded data.
Claim 2
Dependent Claim
39 words
Image encoding apparatus comprising: first encoding means for encoding an image plane sequentially; second encoding means for encoding the image dot sequentially; and selection means for selecting one of said first and second encoding means to provide encoded data.
Claim 3
Dependent Claim
17 words
An apparatus according to claim 1, wherein said first and second encoding means encode a color image.
Claim 4
Dependent Claim
16 words
An apparatus according to claim 2, wherein the color image includes a plurality of image planes.
Claim 5
Dependent Claim
17 words
An apparatus according to claim 1, wherein said first and second encoding means encode a multi-bit image.
Claim 6
Dependent Claim
16 words
An apparatus according to claim 4, wherein the multi-bit image includes a plurality of bit planes.
Claim 7
Dependent Claim
17 words
An apparatus according to claim 1, wherein said selection means operates in response to a manual instruction.
Claim 8
Dependent Claim
49 words
An apparatus according to claim 1, wherein both said first and second encoding means encode the image to obtain the encoded data and wherein said selection means operates in accordance with an amount of the encoded data obtained by said first and second encoding means in encoding the image.
Claim 9
Dependent Claim
18 words
An apparatus according to claim 1, wherein said first and second encoding means encode the image in parallel.
Claim 10
Dependent Claim
72 words
Image encoding apparatus comprising: first encoding means for encoding an image having a plurality of planes by a method in which data of one plane is encoded with reference to other planes; second encoding means for encoding the image by a method in which data of one plane is encoded without reference to other planes; and selection means for selecting one of said first and second encoding means to provide encoded data.
Claim 11
Dependent Claim
72 words
Image encoding apparatus comprising: first encoding means for encoding an image having a plurality of planes by a method in which data of one plane is encoded with reference to other planes; second encoding means for encoding the image by a method in which data of one plane is encoded without reference to other planes; and selection means for selecting one of said first and second encoding means to provide encoded data.
Claim 12
Dependent Claim
17 words
An apparatus according to claim 9, wherein said first and second encoding means encode a color image.
Claim 13
Dependent Claim
17 words
An apparatus according to claim 9, wherein said first and second encoding means encode a multi-bit image.
Claim 14
Dependent Claim
19 words
An apparatus according to claim 9, wherein said first and second encoding means encode an image by predictive coding.
Claim 15
Dependent Claim
17 words
An apparatus according to claim 9, wherein said selection means operates in response to a manual instruction.
Claim 16
Dependent Claim
28 words
An apparatus according to claim 9, wherein said selection means operates in accordance with an amount of the encoded data obtained by said first and second encoding means.
Claim 17
Dependent Claim
18 words
An apparatus according to claim 9, wherein said first and second encoding means encode the image in parallel.
Claim 18
Dependent Claim
42 words
Image encoding method comprising: a first encoding step of encoding an image plane sequentially; a second encoding step of encoding the image dot sequentially; and a selection step of selecting one of said first and second encoding steps to provide encoded data.
Claim 19
Dependent Claim
42 words
Image encoding method comprising: a first encoding step of encoding an image plane sequentially; a second encoding step of encoding the image dot sequentially; and a selection step of selecting one of said first and second encoding steps to provide encoded data.
Claim 20
Dependent Claim
17 words
A method according to claim 16, wherein said first and second encoding steps encode a color image.
Claim 21
Dependent Claim
16 words
A method according to claim 17, wherein the color image includes a plurality of image planes.
Claim 22
Dependent Claim
17 words
A method according to claim 16, wherein said first and second encoding steps encode a multi-bit image.
Claim 23
Dependent Claim
16 words
A method according to claim 19, wherein the multi-bit image includes a plurality of bit planes.
Claim 24
Dependent Claim
17 words
A method according to claim 16, wherein said selection step operates in response to a manual instruction.
Claim 25
Dependent Claim
49 words
A method according to claim 16, wherein both said first and second encoding steps encode the image to obtain the encoded data and wherein said selection step operates in accordance with an amount of the encoded data obtained by said first and second encoding steps in encoding the image.
Claim 26
Dependent Claim
18 words
A method according to claim 16, wherein said first and second encoding steps encode the image in parallel.
Claim 27
Dependent Claim
75 words
Image encoding method comprising: a first encoding step of encoding an image having a plurality of planes by a method in which data of one plane is encoded with reference to other planes; a second encoding step of encoding the image by a method in which data of one plane is encoded without reference to other planes; and a selection step of selecting one of said first and second encoding steps to provide encoded data.
Claim 28
Dependent Claim
75 words
Image encoding method comprising: a first encoding step of encoding an image having a plurality of planes by a method in which data of one plane is encoded with reference to other planes; a second encoding step of encoding the image by a method in which data of one plane is encoded without reference to other planes; and a selection step of selecting one of said first and second encoding steps to provide encoded data.
Claim 29
Dependent Claim
17 words
A method according to claim 24, wherein said first and second encoding steps encode a color image.
Claim 30
Dependent Claim
17 words
A method according to claim 24, wherein said first and second encoding steps encode a multi-bit image.
Claim 31
Dependent Claim
19 words
A method according to claim 24, wherein said first and second encoding steps encode an image by predictive coding.
Claim 32
Dependent Claim
17 words
A method according to claim 24, wherein said selection step operates in response to a manual instruction.
Claim 33
Dependent Claim
28 words
A method according to claim 24, wherein said selection step operates in accordance with an amount of the encoded data obtained by said first and second encoding steps.
Claim 34
Dependent Claim
18 words
A method according to claim 24, wherein said first and second encoding steps encode the image in parallel.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-05-30 | 1997-11-29 | 1998-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-05-30 | 2001-11-29 | 2002-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-05-30 | 2005-11-29 | 2006-05-31 | $7700.00 | Window Closed / Lapsed |