Combined optical and electrical transmission assembly and module
First Claim
1. A combined optical and electrical transmission assembly, comprising:
- a combined optical, electrical and power cable comprising an optical fiber, electrical wiring and a power line combined therein; and
a combined optical and electrical transmission module comprising an electrical-to-optical conversion unit comprising a laser for converting electrical signals to optical signals and a driving IC for driving the laser, and/or an optical-to-electrical conversion unit comprising a photodiode for converting optical signals to electrical signals and an amplification IC for amplifying electrical signals from the photodiode,wherein, before entering to the combined optical and electrical transmission module, power cables branch off from both ends respectively of the combined optical, electrical and power cable, and combined optical and electrical cables, as which the combined optical, electrical and power cable is left by the power cables branching off therefrom, are each connected with the combined optical and electrical transmission module, and the combined optical and electrical transmission module is connected with an electrical cable for transmitting electrical signals with an external device, andwherein the branched power cables are not connected to the combined optical and electrical transmission module.
1 Assignment
0 Petitions
Accused Products
Abstract
A combined optical and electrical transmission assembly includes a combined optical, electrical and power cable having an optical fiber, electrical wiring and a power line combined therein or a combined optical and electrical cable having an optical fiber and electrical wiring combined therein, and a combined optical and electrical transmission module that includes an electrical-to-optical conversion unit having a laser for converting electrical signals to optical signals and a driving IC for driving the laser, and/or an optical-to-electrical conversion unit having a photodiode for converting optical signals to electrical signals and an amplification IC for amplifying electrical signals from the photodiode. The combined optical and electrical transmission module is connected to both ends of the combined optical, electrical and power cable or the combined optical and electrical cable.
47 Citations
17 Claims
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1. A combined optical and electrical transmission assembly, comprising:
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a combined optical, electrical and power cable comprising an optical fiber, electrical wiring and a power line combined therein; and a combined optical and electrical transmission module comprising an electrical-to-optical conversion unit comprising a laser for converting electrical signals to optical signals and a driving IC for driving the laser, and/or an optical-to-electrical conversion unit comprising a photodiode for converting optical signals to electrical signals and an amplification IC for amplifying electrical signals from the photodiode, wherein, before entering to the combined optical and electrical transmission module, power cables branch off from both ends respectively of the combined optical, electrical and power cable, and combined optical and electrical cables, as which the combined optical, electrical and power cable is left by the power cables branching off therefrom, are each connected with the combined optical and electrical transmission module, and the combined optical and electrical transmission module is connected with an electrical cable for transmitting electrical signals with an external device, and wherein the branched power cables are not connected to the combined optical and electrical transmission module. - View Dependent Claims (2, 8, 9, 10, 13, 14, 15, 16, 17)
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3. A combined optical and electrical transmission module, comprising:
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a combined optical, electrical and power cable comprising an optical fiber, electrical wiring and a power line combined therein or a combined optical and electrical cable comprising an optical fiber and electrical wiring combined therein; and an electrical-to-optical conversion unit comprising a laser for converting electrical signals to optical signals and a driving IC for driving the laser, and/or an optical-to-electrical conversion unit comprising a photodiode for converting optical signals to electrical signals and an amplification IC for amplifying electrical signals from the photodiode, wherein a film type optical waveguide is disposed inside the combined optical and electrical transmission module, and the electrical-to-optical conversion unit and/or the optical-to-electrical conversion unit is disposed to the film type optical waveguide, wherein the film type optical waveguide is provided with an optical fiber insertion groove, and the optical fiber of the combined optical, electrical and power cable or the combined optical and electrical cable is inserted to the optical fiber insertion groove, to mount the optical fiber to the film type optical waveguide, wherein at least one of the laser and the photodiode is optically connected to the optical fiber via the film type optical waveguide, and wherein an electrical cable with an electrical connector connected to an external device is connected to a rigid substrate disposed inside the combined optical and electrical transmission module, and the film type optical waveguide disposed on a flexible printed circuit is connected to the rigid substrate by a card edge connector. - View Dependent Claims (5, 6, 11)
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4. A combined optical and electrical transmission module, comprising:
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a combined optical, electrical and power cable comprising an optical fiber, electrical wiring and a power line combined therein or a combined optical and electrical cable comprising an optical fiber and electrical wiring combined therein; and an electrical-to-optical conversion unit comprising a laser for converting electrical signals to optical signals and a driving IC for driving the laser, and/or an optical-to-electrical conversion unit comprising a photodiode for converting optical signals to electrical signals and an amplification IC for amplifying electrical signals from the photodiode, wherein a film type optical waveguide is disposed inside the combined optical and electrical transmission module, and the electrical-to-optical conversion unit and/or the optical-to-electrical conversion unit is disposed to the film type optical waveguide, wherein the film type optical waveguide is provided with an optical fiber insertion groove, and the optical fiber of the combined optical, electrical and power cable or the combined optical and electrical cable is inserted to the optical fiber insertion groove, to mount the optical fiber to the film type optical waveguide, wherein at least one of the laser and the photodiode is optically connected to the optical fiber via the film type optical waveguide, and wherein an electrical cable with an electrical connector connected to an external device is connected to the rigid substrate, and the film type optical waveguide disposed on the flexible printed circuit is electrically connected to the rigid substrate by an anisotropic conductive resin or a non-conductive resin. - View Dependent Claims (7, 12)
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Specification