Patent EP0539135A2 successfully refreshed from Google Patents.
EP0539135A2
Expired / Lapsed
EP
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Printing apparatus and method
Assignee: Canon Inc
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Filing: 1992-10-19
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Granted: —
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Expires: 2012-10-19
Abstract
Abstract A printing apparatus is shown which converts printing information, such as page description language, into dot data, and has an image memory (16) which stores the dot data so as to reuse the dot data for printing an image or overlaying further image.
Inventors
- 👤 Nao c/o Canon Kabushiki Kaisha Nagashima
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-09 22:41
CPC Classifications
G; G06; G06K; G06K15/00; G06K2215/00; G06K2215/0002; G06K2215/0005; G06K2215/0014
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
74 words
Printing apparatus comprising a data conversion means for converting printing data from a first form to a second form, a data storage means for storing said printing data in said second form, and a printing means for printing an image from the data storage means in response to a first print request, characterised by means for reprinting the image stored in the data storage means in response to at least one further print request.
Claim 2
Dependent Claim
13 words
Printing apparatus according to claim 1, wherein the second form is dot data.
Claim 3
Dependent Claim
64 words
Printing apparatus for converting printing information into dot data and printing an image on the basis of the dot data, comprising: memory means for storing a plurality of pages and/or a plurality of documents of said dot data; and selection means for selecting arbitrary dot data among said plurality of pages or said plurality of documents of dot data stored in said memory means.
Claim 4
Dependent Claim
25 words
Printing apparatus according to claim 3, wherein the printing apparatus prints an image on the basis of the dot data selected by said selection means.
Claim 5
Dependent Claim
21 words
Printing apparatus according to claim 3, wherein said apparatus erases dot data selected by said selection means from said memory means.
Claim 6
Dependent Claim
22 words
Printing apparatus according to claim 3, including means for overlaying further dot data on the dot data selected by said selection means.
Claim 7
Dependent Claim
22 words
Printing apparatus according to claim 3, further comprising display means for displaying an indication of dot data stored in said memory means.
Claim 8
Dependent Claim
17 words
Printing apparatus according to claim 3, wherein the printing information is defined in a page description language.
Claim 9
Dependent Claim
56 words
Printing apparatus arranged to convert supplied printing information to dot data and print an image on the basis of the dot data, comprising: memory means for storing a plurality of pages and/or a plurality of documents of said dot data; and display means for displaying an indication of the dot data stored in said memory means.
Claim 10
Dependent Claim
26 words
Printing apparatus according to claim 9, wherein said apparatus prints an image on the basis of the dot data selectively read out from the memory means.
Claim 11
Dependent Claim
18 words
Printing apparatus according to claim 9, wherein said apparatus selectively erases the dot data from said memory means.
Claim 12
Dependent Claim
23 words
Printing apparatus according to claim 9, wherein the printing apparatus overlays further dot data on the dot data stored in the memory means.
Claim 13
Dependent Claim
20 words
Printing apparatus according to claim 9, further comprising selection means for selecting arbitrary dot data stored in said memory means.
Claim 14
Dependent Claim
17 words
Printing apparatus according to claim 9, wherein the printing information is defined in a page description language.
Claim 15
Independent Claim
51 words
A method of printing, comprising generating printing information, converting said printing information into dot data, storing a plurality of pages and/or a plurality of documents of said dot data, and selecting arbitrary dot data among said plurality of pages or plurality of documents of dot data stored in said memory means.
Claim 16
Dependent Claim
17 words
A method according to claim 15, wherein said printing information is generated in a page description language.
Claim 17
Dependent Claim
25 words
A method according to claim 15 or claim 16, wherein said print dot data is repeatedly printed, without requiring additional transmissions of the printing information.
References Cited (Backward Citations)
No citation records indexed.
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