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US4849816A Expired / Lapsed US ⏱️ 0.0 years remaining

Data communication apparatus for transmission with variable format

Assignee: Canon Inc
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Filing: 1986-11-24
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Granted: 1989-07-18
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Expires: 2006-11-24
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Abstract

Abstract A data communication apparatus includes: a message information generating unit for generating message information; an index information generating unit for generating communication index information; a combining unit for combining the message information and the index information; a transmitting unit for transmitting the combined information combined by the combining unit; and a changing unit for changing the format and/or quantity of the index information depending on the page number of the combined information.

Inventors

  • 👤 Takehiro Yoshida

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 20:07
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/32; H04N1/32101; H04N1/32128; H04N1/32133; H04N2201/00; H04N2201/32; H04N2201/3201; H04N2201/3204; H04N2201/3205; H04N2201/3209; H04N2201/3212; H04N2201/3214; H04N2201/3215; H04N2201/3221; H04N2201/3225; H04N2201/3232; H04N2201/3271; H04N2201/3278

Claims Analysis

Total Claims: 15
Claim 1
Independent Claim 67 words
A data communication apparatus comprising: message information generating means for generating message information; index information generating means for generating communication index information; combining means for combining the message information and the index information; transmitting means for transmitting the combined information combined by said combining means; and changing means for changing a format of the index information depending on a number of a page of the combined information.
Claim 2
Dependent Claim 67 words
A data communication apparatus comprising: message information generating means for generating message information; index information generating means for generating communication index information; combining means for combining the message information and the index information; transmitting means for transmitting the combined information combined by said combining means; and changing means for changing a format of the index information depending on a number of a page of the combined information.
Claim 3
Dependent Claim 47 words
A data communication apparatus according claim 1, wherein said changing means changes the index information on a first page in a first format, and changes the index information of the combined information on a second and succeeding pages in a second format simpler than said first format.
Claim 4
Dependent Claim 16 words
A data communication apparatus according to claim 1, wherein the message information includes original image information.
Claim 5
Dependent Claim 21 words
A data communication apparatus according claim 2, wherein the index information of said second format includes at least a page number.
Claim 6
Dependent Claim 27 words
A data communication apparatus according to claim 2, wherein the index information of said first format includes identification information of a sending party and transmission time information.
Claim 7
Dependent Claim 64 words
A data communication apparatus comprising: message information generating means for generating age information; index information generating means for generating communication index information; combining means for combining the message information the index information; transmitting means for transmitting the combined information combined by said combining means; and changing means for changing a quantity of the index information depending on a page number of the combined information.
Claim 8
Dependent Claim 64 words
A data communication apparatus comprising: message information generating means for generating age information; index information generating means for generating communication index information; combining means for combining the message information the index information; transmitting means for transmitting the combined information combined by said combining means; and changing means for changing a quantity of the index information depending on a page number of the combined information.
Claim 9
Dependent Claim 36 words
A data communication apparatus according to claim 6, wherein said changing means makes the quantity of the index information of the combined information at a first page larger than those at a second and succeeding pages.
Claim 10
Dependent Claim 16 words
A data communication apparatus according to claim 6, wherein the message information includes original image information.
Claim 11
Dependent Claim 27 words
A data communication apparatus according to claim 7, wherein the index information at the first page includes identification information of a sending party and transmission time information.
Claim 12
Dependent Claim 24 words
A data communication apparatus according to claim 7, wherein the index information at the second and succeeding pages includes at least a page number.
Claim 13
Dependent Claim 79 words
A data communication apparatus comprising: message information generating means for generating a plurality of pages of message information; index information generating means for generating communication index information; combining means for combining the message information and the index information; transmitting means for transmitting the combined information combined by said combining means; and changing means for changing a format of the index information, wherein said changing means changes the format of the index information in the middle of the message information.
Claim 14
Dependent Claim 79 words
A data communication apparatus comprising: message information generating means for generating a plurality of pages of message information; index information generating means for generating communication index information; combining means for combining the message information and the index information; transmitting means for transmitting the combined information combined by said combining means; and changing means for changing a format of the index information, wherein said changing means changes the format of the index information in the middle of the message information.
Claim 15
Dependent Claim 28 words
A data communication apparatus according to claim 11, wherein said changing means changes the format of the index information depending on the page number of the combined information.

References Cited (Backward Citations)

US4249216A Cited
US4494149A Cited
US4419697A Cited
US4432020A Cited
US4581656A Cited
US4613907A Cited
US4717967A Cited
US4772955A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1992-07-17 1993-01-16 1993-07-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1996-07-17 1997-01-16 1997-07-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2000-07-17 2001-01-16 2001-07-18 $7700.00 Window Closed / Lapsed

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