EP0356224A2
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EP
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Data processing apparatus
Assignee: Canon Inc
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Filing: 1989-08-23
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Granted: —
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Expires: 2009-08-23
Abstract
Abstract A data processing apparatus includes an image data generating section for generating image data, and an interpolation image data forming section for forming and outputting interpolation image data based on the image data generated by the image data generating section. In this apparatus, the interpolation image data forming section includes a memory for storing the image data generated by the image data generating section.
Inventors
- 👤 Kaoru Seta
- 👤 Hiroshi Mano
- 👤 Toshio Yoshimoto
- 👤 Takashi Soya
- 👤 Atsushi Kashihara
- 👤 Masaharu Ohkubo
- 👤 Hiroshi Sasame
- 👤 Hiromichi Yamada
- 👤 Masaki Ojima
- 👤 Michio Itoh
- 👤 Takashi Kawana
- 👤 Seiji Uchiyama
- 👤 Tetsuo Saito
- 👤 Hiroshi Canon Daiichi Fujigaokaryo Atobe
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-02 07:19
CPC Classifications
G; G06; G06T; G06T11/00; G06T11/20; G06T11/23; B; B41; B41B; B41B19/00; B41B19/01; G06K; G06K15/00; G06K15/02; G06K15/12; G06K15/128; G06K2215/00; G06K2215/0002; G06K2215/004; G06K2215/0054; G06K2215/0057; G06K2215/006; G06K2215/0062; G06K2215/0071
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
60 words
A data processing apparatus comprising: image data generating means for generating image data; and interpolation image data forming means for forming and outputting interpolation image data based on the image data generated by said image data generating means, wherein said interpolation image data forming means comprises storage means for storing the image data generated by said image data generating means.
Claim 2
Dependent Claim
60 words
A data processing apparatus comprising: image data generating means for generating image data; and interpolation image data forming means for forming and outputting interpolation image data based on the image data generated by said image data generating means, wherein said interpolation image data forming means comprises storage means for storing the image data generated by said image data generating means.
Claim 3
Dependent Claim
46 words
An apparatus according to claim 1, wherein said interpolation image data forming means interpolates dot data at a first printing dot density generated by said image data forming means to form dot data at a second printing dot density higher than the first printing dot density.
Claim 4
Dependent Claim
26 words
An apparatus according to claim 1, wherein said interpolation image data forming means forms the interpolation image data in different modes in vertical and horizontal directions.
Claim 5
Dependent Claim
25 words
An apparatus according to claim 1, wherein said interpolation image data forming means forms the interpolation image data in accordance with a specific logical expression.
Claim 6
Dependent Claim
61 words
A data processing apparatus comprising: image data generating means for generating image data; interpolation image data forming means for forming and outputting interpolation image data based on the image data generated by said image data generating means; and processing means for performing processing for changing an output dot size of the image data output from said interpolation image data forming means.
Claim 7
Dependent Claim
61 words
A data processing apparatus comprising: image data generating means for generating image data; interpolation image data forming means for forming and outputting interpolation image data based on the image data generated by said image data generating means; and processing means for performing processing for changing an output dot size of the image data output from said interpolation image data forming means.
Claim 8
Dependent Claim
16 words
An apparatus according to claim 5, wherein said processing means outputs a pulse width modulation signal.
Claim 9
Dependent Claim
43 words
An apparatus according to claim 5, further comprising beam generating means for generating a beam on the basis of a signal output from said processing means, and wherein said processing means outputs a brightness modulation signal for modulating a brightness of the beam.
Claim 10
Dependent Claim
57 words
A data processing apparatus comprising: image data generating means for generating image data; and interpolation image data forming means for forming and outputting interpolation image data based on the image data generated by said image data generating means, wherein said interpolation image data forming means can form the interpolation image data in a plurality of different modes.
Claim 11
Dependent Claim
57 words
A data processing apparatus comprising: image data generating means for generating image data; and interpolation image data forming means for forming and outputting interpolation image data based on the image data generated by said image data generating means, wherein said interpolation image data forming means can form the interpolation image data in a plurality of different modes.
Claim 12
Dependent Claim
81 words
A data processing apparatus comprising: dot data receiving means for receiving dot data at a first recording dot density; storage means for storing the dot data supplied from said dot data receiving means; and interpolation dot data generating means for generating interpolation dot data at a second recording dot density on the basis of the dot data stored in said storage means, wherein said dot data generating means has a mode of receiving dot data at the second recording dot density.
Claim 13
Dependent Claim
81 words
A data processing apparatus comprising: dot data receiving means for receiving dot data at a first recording dot density; storage means for storing the dot data supplied from said dot data receiving means; and interpolation dot data generating means for generating interpolation dot data at a second recording dot density on the basis of the dot data stored in said storage means, wherein said dot data generating means has a mode of receiving dot data at the second recording dot density.
Claim 14
Dependent Claim
34 words
An apparatus according to claim 9, wherein said dot data receiving means selects a reception mode of the dot data in accordance with command data from an external device for outputting the dot data.
Claim 15
Dependent Claim
78 words
A data processing apparatus comprising: dot data receiving means for receiving dot data at a first dot density; storage means for storing the dot data supplied from said dot data receiving means; and interpolation dot data generating means for generating interpolation dot data at a second dot density on the basis of the dot data stored in said storage means, wherein said interpolation dot data generating means outputs a pulse width modulation signal as the interpolation dot data.
Claim 16
Dependent Claim
78 words
A data processing apparatus comprising: dot data receiving means for receiving dot data at a first dot density; storage means for storing the dot data supplied from said dot data receiving means; and interpolation dot data generating means for generating interpolation dot data at a second dot density on the basis of the dot data stored in said storage means, wherein said interpolation dot data generating means outputs a pulse width modulation signal as the interpolation dot data.
Claim 17
Dependent Claim
57 words
A data processing apparatus comprising: image data generating means for generating image data; and interpolation image data forming means for forming and outputting interpolation image data based on the image data generated by said image data generating means, wherein said image data generating means comprises means for outputting specific data to said interpolation image data forming means.
Claim 18
Dependent Claim
57 words
A data processing apparatus comprising: image data generating means for generating image data; and interpolation image data forming means for forming and outputting interpolation image data based on the image data generated by said image data generating means, wherein said image data generating means comprises means for outputting specific data to said interpolation image data forming means.
Claim 19
Dependent Claim
88 words
A data processing apparatus comprising: dot data receiving means for receiving dot data at a first dot density; storage means for storing the dot data supplied from said dot data receiving means; first interpolation dot data generating means for generating interpolation dot data in a main scan direction on the basis of the dot data stored in said storage means; and second interpolation dot data generating means for generating interpolation dot data in a sub-scan direction on the basis of the dot data stored in said storage means.
Claim 20
Dependent Claim
88 words
A data processing apparatus comprising: dot data receiving means for receiving dot data at a first dot density; storage means for storing the dot data supplied from said dot data receiving means; first interpolation dot data generating means for generating interpolation dot data in a main scan direction on the basis of the dot data stored in said storage means; and second interpolation dot data generating means for generating interpolation dot data in a sub-scan direction on the basis of the dot data stored in said storage means.
Claim 21
Dependent Claim
34 words
An apparatus according to claim 13, further comprising outputting means for outputting dot data at a second dot density on the basis of outputs from said first and second interpolation dot data generating means.
Claim 22
Dependent Claim
24 words
An apparatus according to claim 13, wherein said storage means can store dot data for a plurality of lines in the main scan direction.
Claim 23
Dependent Claim
75 words
A data processing apparatus comprising: input means for inputting pixel signals; and storage means for storing the pixel signals input from said input means at each bit position in units of lines, wherein said storage means is arranged to be able to store pixel signals for a plurality of lines at the each bit position, and to read out a plurality of pixel signals corresponding to the plurality of lines from the each bit position.
Claim 24
Dependent Claim
75 words
A data processing apparatus comprising: input means for inputting pixel signals; and storage means for storing the pixel signals input from said input means at each bit position in units of lines, wherein said storage means is arranged to be able to store pixel signals for a plurality of lines at the each bit position, and to read out a plurality of pixel signals corresponding to the plurality of lines from the each bit position.
Claim 25
Dependent Claim
44 words
An apparatus according to claim 16, further comprising holding means for holding the pixel signals read out from said storage means, said holding means writing the pixel signals read out from a first bit position of said storage means to a second bit position.
References Cited (Backward Citations)
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