Patent EP0617542A2 successfully refreshed from Google Patents.
EP0617542A2
Expired / Lapsed
EP
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Recording and/or reproducing apparatus
Assignee: Canon Inc
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Filing: 1994-03-21
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Granted: —
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Expires: 2014-03-21
Abstract
Abstract A recording and/or reproducing apparatus includes an optical system arranged to form an optical image, a photo-electric conversion part arranged to convert the optical imaged into an electrical signal, an A/D conversion circuit arranged to convert the electrical signal and/or an audio signal into a digital signal, a connector arranged to permit mounting and demounting a recording medium on which the digital signal obtained from the A/D conversion circuit is to be recorded, and a signal processing part for processing and converting the digital signal. The signal processing part is arranged to be mountable and demountable on and from the apparatus.
Inventors
- 👤 Taku C/O Canon Kabushiki Kaisha Yamagami
- 👤 Masao C/O Canon Kabushiki Kaisha Suzuki
- 👤 Yuji C/O Canon Kabushiki Kaisha Sakaegi
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-10 00:54
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/00127; H04N1/00204; H04N1/00236; H04N1/00241; H04N1/21; H04N1/2104; H04N1/2112; H04N1/2158; H04N23/00; H04N23/60; H04N23/617; H04N5/00; H04N5/76; H04N5/765; H04N5/77; H04N5/772; H04N5/91; H04N5/92; H04N5/926; H04N5/9261; H04N2101/00; H04N2201/00; H04N2201/0008; H04N2201/0034; H04N2201/0077; H04N5/78; H04N5/781
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
109 words
A recording and/or reproducing apparatus comprising: a) an optical system arranged to form an optical image; b) photo-electric conversion means for converting the optical image formed by said optical system into an electrical signal; c) A/D conversion means for converting the electrical signal and/or an audio signal into a digital signal; d) a connector arranged to permit mounting and demounting a recording medium on which the digital signal obtained from said A/D conversion means is to be recorded; and e) signal processing means for processing and/or converting the digital signal, said signal processing means being arranged to be mountable and demountable on and from said recording and/or reproducing apparatus.
Claim 2
Dependent Claim
14 words
An apparatus according to claim 1, wherein said recording medium includes a semiconductor memory.
Claim 3
Dependent Claim
21 words
An apparatus according to claim 1, wherein said signal processing means includes first communication means for communication with an external computer.
Claim 4
Dependent Claim
28 words
An apparatus according to claim 3, wherein said signal processing means further includes second communication means for communication with a computer disposed within said recording and/or reproducing apparatus.
Claim 5
Dependent Claim
20 words
An apparatus according to claim 1, wherein said signal processing means includes compressing means for compressing an input digital signal.
Claim 6
Dependent Claim
80 words
An image pickup apparatus comprising: a) an optical system arranged to form an optical image; b) photo-electric conversion means for converting the optical image formed by said optical system into an electrical signal; c) A/D conversion means for converting the electrical signal and/or an audio signal into a digital signal; and d) signal processing means for processing and/or converting the digital signal, said signal processing means being arranged to be mountable and demountable on and from said image pickup apparatus.
Claim 7
Dependent Claim
21 words
An apparatus according to claim 6, wherein said signal processing means includes first communication means for communication with an external computer.
Claim 8
Dependent Claim
27 words
An apparatus according to claim 7, wherein said signal processing means further includes second communication means for communication with a computer disposed within said image pickup apparatus.
Claim 9
Dependent Claim
20 words
An apparatus according to claim 6, wherein said signal processing means includes compressing means for compressing an input digital signal.
Claim 10
Dependent Claim
18 words
An apparatus according to claim 1 or 6, wherein said signal processing means is in a card-like shape.
Claim 11
Dependent Claim
27 words
An apparatus according to claim 10, wherein said signal processing means is arranged in conformity with the specifications of the PCMCIA (Personal Computer Memory Card Internal Association).
Claim 12
Dependent Claim
21 words
An apparatus according to claim 1 or 6, wherein said signal processing means includes an RISC (reduced instruction set computer) CPU.
References Cited (Backward Citations)
No citation records indexed.
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