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US4691237A Expired / Lapsed US ⏱️ 0.0 years remaining

Image data processing apparatus adaptable to output devices of different types

Assignee: Canon Inc
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Filing: 1984-07-11
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Granted: 1987-09-01
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Expires: 2004-07-11
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Abstract

Abstract A data image processing apparatus comprises an image data generator, a processor for processing the image data and a synchronization circuit for synchronizing the processor. A synchronization signal of the synchronization circuit is selectable. .

Inventors

  • 👤 Haruo Shimizu

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 18:02
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/32; H04N1/32561; H04N2201/00; H04N2201/0077; H04N2201/0081; H04N2201/0082

Claims Analysis

Total Claims: 29
Claim 1
Independent Claim 84 words
An image data processing apparatus comprising: means for generating image data in syncronism with synchronization signals; means for outputting internal synchronization signals; means for transmitting the image data generated by said generating means to an external apparatus; and means for selecting either the internal synchronization signals from said outputting means or external synchronization signals from the external apparatus in accordance with the external apparatus to which the image data is to be transmitted, and for supplying the selected synchronization signals to said generating means.
Claim 2
Dependent Claim 84 words
An image data processing apparatus comprising: means for generating image data in syncronism with synchronization signals; means for outputting internal synchronization signals; means for transmitting the image data generated by said generating means to an external apparatus; and means for selecting either the internal synchronization signals from said outputting means or external synchronization signals from the external apparatus in accordance with the external apparatus to which the image data is to be transmitted, and for supplying the selected synchronization signals to said generating means.
Claim 3
Dependent Claim 29 words
The apparatus according to claim 1, wherein said generating means is operable to generate the image data in synchronism with said synchronization signals on a line by line basis.
Claim 4
Dependent Claim 29 words
The apparatus according to claim 2, wherein said generating means is operable to read an image of an original document and generate the image data representing the image read.
Claim 5
Dependent Claim 56 words
The apparatus according to claim 2, wherein if the transmission destination of the image data is a printer for recording an image based on the image data on a line by line basis, said selecting means is operable to select the external synchronization signals synchronized with the image recording operation on a line by line basis.
Claim 6
Dependent Claim 30 words
The apparatus according to claim 2, further comprising means for producing reference signals, wherein said outputting means is operable to form the internal synchronization signals based on said reference signals.
Claim 7
Dependent Claim 144 words
An image data processing system comprising: means for generating image data in synchronism with synchronization signals, said generating means being provided with means for forming first synchronization signals; first processing means for processing the image data, which is generated by said generating means, in synchronism with said first synchronization signals; and second processing means for processing the image data, which is generated by said generating means, in synchronism with second syncrhonization signals, said second processing means being provided with means for forming said second synchronization signals; wherein said generating means is operable to generate the image data in syncrhonism with said first synchronization signals, when the image data is processed by said first procssing means, and said generating means is operable to generate the image data in synchronism with said second synchronization signals, when the image data is processed by said second processing means.
Claim 8
Dependent Claim 144 words
An image data processing system comprising: means for generating image data in synchronism with synchronization signals, said generating means being provided with means for forming first synchronization signals; first processing means for processing the image data, which is generated by said generating means, in synchronism with said first synchronization signals; and second processing means for processing the image data, which is generated by said generating means, in synchronism with second syncrhonization signals, said second processing means being provided with means for forming said second synchronization signals; wherein said generating means is operable to generate the image data in syncrhonism with said first synchronization signals, when the image data is processed by said first procssing means, and said generating means is operable to generate the image data in synchronism with said second synchronization signals, when the image data is processed by said second processing means.
Claim 9
Dependent Claim 32 words
The image data processing system according to claim 6, wherein said generating means is operable to generate the image data in synchronism with said synchronization signals on a line by line basis.
Claim 10
Dependent Claim 32 words
The image data processing system according to claim 6, wherein said generating means is operable to read an image of an original document and generate the image data representing the image read.
Claim 11
Dependent Claim 49 words
The image data processing system according to claim 6, wherein said second processing means comprises means for recording an image based on the image data on a line by line basis, and said second synchronization signals are synchronized with the image recording operation on a line by line basis.
Claim 12
Dependent Claim 31 words
The image data processing system according to claim 6, wherein said generating means has means for producing reference signals, and said first synchronization signals are formed based on said reference signals.
Claim 13
Dependent Claim 25 words
The image data processing system according to claim 6, wherein said generating means has means for selecting either said first or second image processing means.
Claim 14
Dependent Claim 110 words
An image processing apparatus comprising: means for generating image data; means for forming, based on synchronization signals, clock signals synchronized with the generation of the image data by said generating means; means for transmitting the image data generated by said generating means and the clock signals formed by said forming means to an external apparatus; and means for outputting internal synchronization signals; wherein said forming means is operable to select either the internal synchronization signals or external synchronization signals from the external apparatus in accordance with the external aparatus to which the image data is to be transmitted, and to form the clock signals based on the selected synchronization signals.
Claim 15
Dependent Claim 110 words
An image processing apparatus comprising: means for generating image data; means for forming, based on synchronization signals, clock signals synchronized with the generation of the image data by said generating means; means for transmitting the image data generated by said generating means and the clock signals formed by said forming means to an external apparatus; and means for outputting internal synchronization signals; wherein said forming means is operable to select either the internal synchronization signals or external synchronization signals from the external apparatus in accordance with the external aparatus to which the image data is to be transmitted, and to form the clock signals based on the selected synchronization signals.
Claim 16
Dependent Claim 29 words
The apparatus according to claim 12, wherein said generating means is operable to read an image of an original document and generate the image data representing the image read.
Claim 17
Dependent Claim 27 words
The apparatus according to claim 12, wherein said clock signals are transmitted during a period of time that the image data is generated by said generating means.
Claim 18
Dependent Claim 63 words
The apparatus according to claim 12, wherein if the external apparatus, to which the image data transmitted is a printer for recording an image based on the image data on a line by line basis, said forming means is operable to form the clock signals based on the external synchronization signals synchronized with the iamge recording operation on a line by line basis.
Claim 19
Dependent Claim 155 words
An image processing system comprising: means for generating image data in synchronism with clock signals, said generating means being provided with means for outputting first synchronization signals, and means for forming clock signals based on synchronization signals; first processing means for processing the image data, which is generated by said generating means, in synchronism with said clock signals; and second processing means for processing the image dat, which is generated by said generating means, in synchronism with said clock signals, said second processing means being provided with means for outputting second synchronization signals; wherein said forming means is operable to form the clock signals based on said first synchronization signals, in the event that the image data is processed by said first processing means, and said forming means is operable to form the clock signals based on said second synchronization signals, in the event that the image data is processed by said second processing means.
Claim 20
Dependent Claim 155 words
An image processing system comprising: means for generating image data in synchronism with clock signals, said generating means being provided with means for outputting first synchronization signals, and means for forming clock signals based on synchronization signals; first processing means for processing the image data, which is generated by said generating means, in synchronism with said clock signals; and second processing means for processing the image dat, which is generated by said generating means, in synchronism with said clock signals, said second processing means being provided with means for outputting second synchronization signals; wherein said forming means is operable to form the clock signals based on said first synchronization signals, in the event that the image data is processed by said first processing means, and said forming means is operable to form the clock signals based on said second synchronization signals, in the event that the image data is processed by said second processing means.
Claim 21
Dependent Claim 29 words
The system according to claim 16, wherein said generating means is operable to read an image of an original document and generate the image data representing the reading image.
Claim 22
Dependent Claim 27 words
The system according to claim 16, wherein said clock signals are transmitted during a period of time that the image data is generated by said generating means.
Claim 23
Dependent Claim 47 words
The system according to claim 16, wherein said second processing means is a means for recording an image based on the image data on a line by line basis, and said second synchronization signals are synchronized with the image recording operation on a line by line basis.
Claim 24
Dependent Claim 22 words
The system according to claim 16, wherein said generating means has means for selecting either said first or second image processing means.
Claim 25
Dependent Claim 83 words
An image processing apparatus comprising: means for generating image data in accordance with a start signal; means for transmitting the image data generated by said generating means to an external apparatus; and manual operable means for providing a start signal to start generation of the image data by said geneating means; wherein said generating means is operable to perform image data generating operation in accordance with either the start signal from said manual operable means or a start signal from said external apparatus.
Claim 26
Dependent Claim 83 words
An image processing apparatus comprising: means for generating image data in accordance with a start signal; means for transmitting the image data generated by said generating means to an external apparatus; and manual operable means for providing a start signal to start generation of the image data by said geneating means; wherein said generating means is operable to perform image data generating operation in accordance with either the start signal from said manual operable means or a start signal from said external apparatus.
Claim 27
Dependent Claim 29 words
The apparatus according to claim 21, wherein said generating means is operable to read an image of an original document and generate the image data representing the reading image.
Claim 28
Dependent Claim 48 words
The apparatus according to claim 21, wherein if the transmission destination of the image data is a printer for recording an image based on the image data, said generating means is operable to generate the image data in accordance with the start signal from said manual operable means.
Claim 29
Dependent Claim 18 words
The apparatus according to claim 21 further comprising means for designating the transmission destination of the image data.

References Cited (Backward Citations)

US4143403A Cited
US4165520A Cited
US4345276A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1990-08-31 1991-03-02 1991-09-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1994-08-31 1995-03-02 1995-09-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1998-08-31 1999-03-02 1999-09-01 $7700.00 Window Closed / Lapsed

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