CN210274093U - One-way transparent transmission device based on Fresnel lens - Google Patents
One-way transparent transmission device based on Fresnel lens Download PDFInfo
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- CN210274093U CN210274093U CN201921517325.1U CN201921517325U CN210274093U CN 210274093 U CN210274093 U CN 210274093U CN 201921517325 U CN201921517325 U CN 201921517325U CN 210274093 U CN210274093 U CN 210274093U
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Abstract
The utility model discloses a one-way transparent transmission device based on Fresnel lens, which comprises an optical code transmitter, an optical code collector and a one-way transmission controller; the unidirectional transmission controller comprises a first Fresnel lens, a polarizer and a second Fresnel lens; the optical code transmitter is connected with the first Fresnel lens; the optical code collector is connected with the second Fresnel lens. Through implementing the embodiment of the utility model provides a can utilize the one-way transmission technique of irreversible of light through fresnel lens, realize that the isolation transmission of data improves the efficiency of data one-way transmission to reduce cost.
Description
Technical Field
The utility model relates to a data transmission technical field especially relates to an one-way device that passes thoroughly based on fresnel lens.
Background
In the current big data era, massive data needs to be processed and transmitted, the requirement on network security is higher and higher depending on a network. In the prior art, many devices can meet bandwidth requirements, but the security is not enough, and the risk of divulging a secret is high. In order to solve the above problems, some existing communication devices perform isolated transmission through data conversion coding, so as to improve the security of data transmission, but this method is low in efficiency, slow in transmission rate and often high in price of related hardware devices, and is not beneficial to popularization and use.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a device is passed thoroughly in one-way based on fresnel lens utilizes the irreversible one-way transmission technique of light through fresnel lens, realizes the isolation transmission of data, can improve the one-way transmission's of data efficiency to reduce cost.
The utility model discloses an embodiment provides a one-way transparent transmission device based on Fresnel lens, which comprises an optical code transmitter, an optical code collector and a one-way transmission controller; the unidirectional transmission controller comprises a first Fresnel lens, a polarizer and a second Fresnel lens;
the optical code transmitter is connected with the first Fresnel lens; the optical code collector is connected with the second Fresnel lens.
Further, the optical code transmitter and the first fresnel lens, and the optical code collector and the second fresnel lens are connected by optical fibers.
Further, the optical code transmitter is also connected with a first data network; the optical code collector is also connected with a second data network; wherein the first data network comprises: packet switched networks, ATM networks, the Internet, IP networks, local area networks, metropolitan area networks, or wide area networks;
the second data network comprises: packet switched networks, ATM networks, the Internet, IP networks, local area networks, metropolitan area networks, or wide area networks.
Further, the optical code transmitter comprises a first electro-optical converter and a first gigabit network module; the optical code collector comprises a second photoelectric converter and a second gigabit network module.
Through implementing the utility model discloses an embodiment has following beneficial effect:
the embodiment of the utility model provides a device and method are passed thoroughly to one-way based on fresnel lens, based on the fresnel lens principle, realize data isolation optical code transmission, it is specific, at first send the ware with the optical code to carry out the data that transmit in with first data network, turn into optical code data, then transmit to first fresnel lens, first fresnel lens sends optical code data to second fresnel lens with the form of parallel light, transmit to the optical code collector at last, carry out the photoelectricity by the optical code collector and adorn the back of trading, send final data to second data network.
The optical code data can be transmitted only along one direction between the two Fresnel lenses, so that data isolation is realized, the efficiency of data transmission is improved due to the high speed of optical transmission, and in addition, the equipment cost can be greatly reduced due to the fact that the Fresnel lenses are low-cost optical devices.
Drawings
Fig. 1 is a schematic flow chart of an unidirectional transparent transmission device based on a fresnel lens according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a one-way pass through device structure schematic diagram based on fresnel lens, including:
the optical code transmitter, the optical code collector and the one-way transmission controller are included; the unidirectional transmission controller comprises a first Fresnel lens and a second Fresnel lens;
the optical code transmitter is connected with the first Fresnel lens; the optical code collector is connected with the second Fresnel lens. Fresnel lens can be made by plastics injection molding, and compared with traditional polished optical glass, the Fresnel lens is simpler to manufacture and lower in cost.
In a preferred embodiment, the optical code transmitter includes a first electrical-to-optical converter and a first gigabit network module; the optical code collector comprises a second photoelectric converter and a second gigabit network module.
In a preferred embodiment, the optical code transmitter and the first fresnel lens, and the optical code collector and the second fresnel lens are connected through optical fibers. By adopting optical fiber communication, the communication with ten-gigabit code rate can be realized, and the data transmission efficiency is high.
In a preferred embodiment, the optical code transmitter is further connected to a first data network; the optical code collector is also connected with a second data network; wherein the first data network comprises: packet switched networks, ATM networks, the Internet, IP networks, local area networks, metropolitan area networks, or wide area networks;
the second data network comprises: packet switched networks, ATM networks, the Internet, IP networks, local area networks, metropolitan area networks, or wide area networks.
The specific working principle of the above one-way transparent transmission device based on the fresnel lens is as follows:
the optical code transmitter receives network data sent by the first data network, performs electro-optical conversion on the network data to generate optical code data, and then transmits the optical code data to the first Fresnel lens through optical fibers;
the first Fresnel lens converts the optical code data into parallel light through the polarizer, and the parallel light is transmitted to the second Fresnel lens in a one-way mode, so that the loss in the data transmission process can be reduced and the integrity of signals can be kept;
and the second Fresnel lens receives the parallel light, focuses the parallel light to convert the parallel light into an optical fiber signal again, sends the optical fiber signal to the optical code collector through the optical fiber, and finally transmits the optical code signal to the second data network through the optical code collector. The unidirectional transmission of data between the first network and the second network is realized, the light energy is transmitted to the second Fresnel lens through the first Fresnel lens in the whole process, the process is unidirectional irreversible transmission, namely, the light of the second Fresnel lens cannot be transmitted to the first Fresnel lens, and then the data of the second data network cannot be transmitted to the first data network and only can be transmitted to the second data network by the first data network. Thus, a high degree of confidentiality of the data of the isolated second data network is achieved.
Through implementing the embodiment of the utility model provides a have following beneficial effect:
1. the utility model discloses utilize optical fiber communication, can realize ten thousand million code rate communications, data transmission is efficient, adopts the irreversible biography of light unidirectional transmission technical data, has high isolation, does not have the risk of data leakage.
2. The Fresnel lens is a low-cost optical device, so that the cost is greatly reduced, and the popularization and the application are facilitated
3. The utility model discloses do not have complicated encryption algorithm, do not need the transcoding, pass through completely, the real-time is better.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (4)
1. A Fresnel lens-based unidirectional transparent transmission device is characterized by comprising an optical code transmitter, an optical code collector and a unidirectional transmission controller; the unidirectional transmission controller comprises a first Fresnel lens, a polarizer and a second Fresnel lens;
the optical code transmitter is connected with the first Fresnel lens; the optical code collector is connected with the second Fresnel lens.
2. A fresnel lens-based unidirectional transparent transmission device according to claim 1, wherein the optical code transmitter and the first fresnel lens, and the optical code collector and the second fresnel lens are connected by optical fibers.
3. A fresnel lens-based unidirectional transparent transmission device according to claim 1, wherein the optical code transmitter is further connected to a first data network; the optical code collector is also connected with a second data network; wherein the first data network comprises: packet switched networks, ATM networks, the Internet, IP networks, local area networks, metropolitan area networks, or wide area networks;
the second data network comprises: packet switched networks, ATM networks, the Internet, IP networks, local area networks, metropolitan area networks, or wide area networks.
4. The Fresnel-lens-based unidirectional transparent transmission device according to claim 1, wherein the optical code transmitter comprises a first electro-optical converter and a first gigabit-capable network module; the optical code collector comprises a second photoelectric converter and a second gigabit network module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921517325.1U CN210274093U (en) | 2019-09-11 | 2019-09-11 | One-way transparent transmission device based on Fresnel lens |
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| CN201921517325.1U CN210274093U (en) | 2019-09-11 | 2019-09-11 | One-way transparent transmission device based on Fresnel lens |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474689A (en) * | 2019-09-11 | 2019-11-19 | 浩云科技股份有限公司 | A kind of unidirectional transparent transmission device and method based on Fresnel Lenses |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474689A (en) * | 2019-09-11 | 2019-11-19 | 浩云科技股份有限公司 | A kind of unidirectional transparent transmission device and method based on Fresnel Lenses |
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