CN109451286A - A kind of light cascade system for transmitting cascade system for image/video - Google Patents
A kind of light cascade system for transmitting cascade system for image/video Download PDFInfo
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- CN109451286A CN109451286A CN201811515108.9A CN201811515108A CN109451286A CN 109451286 A CN109451286 A CN 109451286A CN 201811515108 A CN201811515108 A CN 201811515108A CN 109451286 A CN109451286 A CN 109451286A
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- cascade system
- light
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/22—Adaptations for optical transmission
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
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- Optical Communication System (AREA)
Abstract
The present invention relates to technical field of information transmission, and disclose a kind of light cascade system that cascade system is transmitted for image/video, including HDMI input interface, the output end signal of the HDMI input interface is connected with message handler, the output end of the message handler is electrically connected with signal sending end, the output end of the signal sending end is electrically connected with transfer wire, and the output end of the transfer wire is electrically connected with optical signal converter.This transmits the light cascade system of cascade system for image/video, by being provided with light splitting chip, and light splitting chip is planar optical waveguide chip, and the inside of planar optical waveguide chip is fixedly installed with refracting glass piece, having reached refracting glass piece can be by optical signal, pass through the optical path of different refractivity, to realize the processing of optical path, optical signal is separated into the adjustable light of two-way, pass through optical signal converter, the optical signal isolated can be carried out to conversion and form information, then signal is decoded by HDMI output interface and is spread out of.
Description
Technical field
The present invention relates to technical field of information transmission, specially a kind of lighting level connection that cascade system is transmitted for image/video
System.
Background technique
Image/video transmits cascade system, refers to and replicates a identical image/video again in the terminal point of signal transmission
Signal, past next node again, so circulation cascade always go down, and typical application such as subway, high-speed rail video is wide
Communication and supermarket advertisement etc. are accused, in essence, it is all different types of open up that this system, which compares with one-to-many broadcast system,
Flutter structure, cascade system has very more dominances relative to a pair of of multicast and other topological structures, such as can be autonomous
It adds and deletes node and signal and can be retransmitted at each node and be conducive to set up more complicated connection system etc.
Deng traditional image/video cascade system is transmitted with electrical chip, and usual this electrical chip is because be related to some different
Agreement will not be a kind of general chip, so cost can be high, and be unfavorable for volume production, in addition require to power supply power consumption.
The transmission of fiber optic splitter interface refers to that the fiber optic splitter interface for issuing laser is transmitted to light by optical device
Fibre is transmitted by optical fiber, is transferred to receiving end, and fiber optic splitter interface conversion is understood photodetector using optical device, from
And realize that signal transmits in a fiber, play the purpose Transmission system for improving transmission rate and capacity and transmission range, and light
Road not only can be used as transmission, be also used as the processing of light, simple to handle, for example light is entered all the way, out two-way
The adjustable light of energy, such as 1:9；2:8 or 5:5 divides light etc. equally, and it is (flat to realize that the chip of this optical splitter is called PLC
Face chip of light waveguide), its principle is that the optical path of different refractivity is made in a sheets, to realize the place of optical path
Reason, this PLC belong to passive chip, if the situation that amount is big, cost are very low.
Existing the shortcomings that realizing image/video cascade system with electrical chip, there is at 3 points, at high cost, usual this electrical chip
Will not be that a kind of general chip so cost can be high is unfavorable for volume production because being related to some different agreements, usually this
Kind electrical chip will not be a kind of general chip, so being unfavorable for volume production, because each because being related to some different agreements
The electronic chip of kind transmission of video agreement needs independent chip conversion, and power consumption is big, and electrical chip will necessarily consume power, works as cascade
Node is more, and consumed power is bigger, such as the Video transmission system proposed in 103841364 A of Chinese patent CN, should
It is that traditional electrical chip realizes image/video cascade system used in system, low efficiency is at high cost, so propose a kind of for figure
It solves the problems, such as to propose among the above as the light cascade system of transmission of video cascade system.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of lighting level connections that cascade system is transmitted for image/video
System has the advantages that small power consumption, at low cost, easy volume production and strong applicability, solves that existing electricity consumption chip cost is high, is unfavorable for
Volume production and the big problem of power consumption.
(2) technical solution
To realize that above-mentioned small power consumption, the purpose of volume production and strong applicability at low cost, easy, the present invention provide following technical side
Case: a kind of light cascade system for transmitting cascade system for image/video, including HDMI input interface, the HDMI input interface
Output end signal be connected with message handler, the output end of the message handler is electrically connected with signal sending end, the letter
The output end of number transmitting terminal is electrically connected with transfer wire, and the output end of the transfer wire is electrically connected with optical signal converter, institute
The output end signal for stating optical signal converter is connected with fiber optic splitter interface, the output end signal connection of the fiber optic splitter interface
There is transmitting optical module, the output end signal of the transmitting optical module is connected with transmission fiber, the output end letter of the transmission fiber
Number be connected with reception optical module, the output end signal for receiving optical module is connected with tandem node, the tandem node it is defeated
End signal is connected with light splitting chip out, and the output end of the light splitting chip is electrically connected with HDMI output interface.
Preferably, the light splitting chip is planar optical waveguide chip, and the inside for being divided chip is fixedly installed with energy ratio
Adjuster.
Preferably, the transmitting optical module and receive optical module are the integrated module of optical transceiver.
Preferably, the integrated module of optical transceiver is made of opto-electronic device, functional circuit and optical interface etc., and emits light
The inside of module is fixedly installed with driving chip.
Preferably, the optical signal converter is photoelectric converter.
Preferably, the front of the photoelectric converter is fixedly installed with power supply indicator, the instruction of optical fiber interface data receiver
Lamp and optical fiber interface data send indicator light.
Preferably, the output end of the light splitting chip and the input end signal of transmission fiber connect.
Preferably, the HDMI input interface and HDMI output interface are standard interface.
(3) beneficial effect
Compared with prior art, the present invention provides it is a kind of for image/video transmit cascade system light cascade system,
Have it is following the utility model has the advantages that
1, the light cascade system that cascade system should be transmitted for image/video by being provided with light splitting chip, and is divided core
Piece is planar optical waveguide chip, and the inside of planar optical waveguide chip is fixedly installed with refracting glass piece, has reached refracting glass
Optical signal, to realize the processing of optical path, can be separated into two-way and be adjusted by piece by optical signal, by the optical path of different refractivity
Light the optical signal isolated can be carried out to conversion and forming information, then exported and connect by HDMI then by optical signal converter
Signal is decoded and is spread out of by mouth, by being provided with energy ratio adjuster, can be suitable for all videos with same light splitting chip
Transport protocol, because all systems can use the same light splitting chip, therefore cascading system after have passed through electro-optic conversion
Optical chip production and applicability.
2, the light cascade system that cascade system should be transmitted for image/video, by being divided chip, and being divided chip is nothing
Source device does not need any external power supply, therefore the problem of almost without power consumption, effectively reduces power consumption when equipment uses,
By being provided with transmission fiber, it is exactly the distance of optical signal transmission and the rate bandwidth that signal can be transmitted, is far longer than electricity
Signal transmission effectively increases data transmission efficiency and reduces transmission time, is fixedly installed with by the front of photoelectric converter
Power supply indicator, optical fiber interface data receiver indicator light and optical fiber interface data send indicator light, can when equipment when transmitting, make
User can intuitively understand equipment operation process, improve the convenience of equipment, and it is high, no to solve existing electricity consumption chip cost
Conducive to the big problem of volume production and power consumption.
Detailed description of the invention
Fig. 1 is novel system structure chart of the present invention.
In figure: 1 HDMI input interface, 2 signal sending ends, 3 transfer wires, 4 message handlers, 5 optical signal converters, 6
Fiber optic splitter interface, 7 transmitting optical modules, 8 transmission fibers, 9 receive optical module, 10 tandem nodes, 11 light splitting chips, 12 HDMI
Output interface.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical solution in the embodiment of the present invention is clearly and completely retouched
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Fig. 1, a kind of light cascade system that cascade system is transmitted for image/video, including HDMI input interface 1,
The output end signal of HDMI input interface 1 is connected with message handler 4, and the output end of message handler 4 is electrically connected with signal hair
Sending end 2, the output end of signal sending end 2 are electrically connected with transfer wire 3, and the output end of transfer wire 3 is electrically connected with optical signal and turns
Parallel operation 5, optical signal converter 5 are photoelectric converter, and the output end signal of optical signal converter 5 is connected with fiber optic splitter interface 6,
The output end signal of fiber optic splitter interface 6 is connected with transmitting optical module 7, and the output end signal of transmitting optical module 7 is connected with transmission
Optical fiber 8, the output end signal of transmission fiber 8, which is connected with, receives optical module 9, and transmitting optical module 7 and receive optical module 9 are light
Receiver-transmitter integrated module, the integrated module of optical transceiver are made of opto-electronic device, functional circuit and optical interface etc., and emit optical module 7
Inside be fixedly installed with driving chip, the output end signal for receiving optical module 9 is connected with tandem node 10, tandem node 10
Output end signal is connected with light splitting chip 11, and the output end of light splitting chip 11 connect with the input end signal of transmission fiber 8, is divided
Chip 11 is planar optical waveguide chip, and the inside for being divided chip 11 is fixedly installed with energy ratio adjuster, light splitting chip 11
Output end is electrically connected with HDMI output interface 12, and HDMI input interface 1 and HDMI output interface 12 are standard interface, should be figure
As the light cascade system of transmission of video cascade system, by being provided with light splitting chip 11, and being divided chip 11 is plane light wave
Lead chip, and the inside of planar optical waveguide chip is fixedly installed with refracting glass piece, reached refracting glass piece can by optical signal,
By the optical path of different refractivity, to realize the processing of optical path, optical signal is separated into the adjustable light of two-way, is then passed through
The optical signal isolated can be carried out conversion and form information, then pass through HDMI output interface 12 for signal solution by optical signal converter 5
Code outflow can be suitable for all transmission of video agreements with same light splitting chip 11 by being provided with energy ratio adjuster,
Because after have passed through electro-optic conversion, all systems can use the same light splitting chip 11, therefore the light core of cascading system
Piece production and applicability should transmit the light cascade system of cascade system for image/video, by being divided chip 11, and be divided
Chip 11 is passive device, does not need any external power supply, therefore the problem of almost without power consumption, effectively reduces equipment use
When power consumption by being provided with transmission fiber 8 be exactly the distance of optical signal transmission and the rate bandwidth that signal can be transmitted,
It is far longer than electric signal transmission, effectively increases data transmission efficiency and reduces transmission time, passes through the front of photoelectric converter
Be fixedly installed with power supply indicator, optical fiber interface data receiver indicator light and optical fiber interface data send indicator light, can when set
It when standby transmission, allows a user to intuitively to understand equipment and runs process, improve the convenience of equipment, solve and existing use battery core
Piece is at high cost, is unfavorable for volume production and problem that power consumption is big.
In conclusion the light cascade system of cascade system should be transmitted for image/video, by being provided with light splitting chip 11,
And light splitting chip 11 is planar optical waveguide chip, and the inside of planar optical waveguide chip is fixedly installed with refracting glass piece, reaches
Optical signal by the optical path of different refractivity, to realize the processing of optical path, optical signal can be separated by refracting glass piece
The optical signal isolated can be carried out conversion and form information by the adjustable light of two-way then by optical signal converter 5, then be led to
It crosses HDMI output interface 12 and signal is decoded into outflow, by being provided with energy ratio adjuster, same light splitting chip 11 can be used
Suitable for all transmission of video agreements, because all systems can use the same light splitting chip after have passed through electro-optic conversion
11, therefore the optical chip production and applicability of cascading system.
Also, the light cascade system that should transmit cascade system for image/video by being divided chip 11, and is divided chip
11 be passive device, does not need any external power supply, therefore the problem of almost without power consumption, is effectively reduced when equipment uses
Power consumption is exactly the distance of optical signal transmission and the rate bandwidth that can transmit signal by being provided with transmission fiber 8, much
Greater than electric signal transmission, effectively increases data transmission efficiency and reduce transmission time, it is fixed by the front of photoelectric converter
Power supply indicator is installed, optical fiber interface data receiver indicator light and optical fiber interface data send indicator light, can when equipment pass
When defeated, allow a user to intuitively to understand equipment operation process, improve the convenience of equipment, solve it is existing with electrical chip at
This height is unfavorable for volume production and the big problem of power consumption.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of light cascade system for transmitting cascade system for image/video, including HDMI input interface (1), feature exists
In: the output end signal of the HDMI input interface (1) is connected with message handler (4), the output of the message handler (4)
End is electrically connected with signal sending end (2), and the output end of the signal sending end (2) is electrically connected with transfer wire (3), the transmission
The output end of conducting wire (3) is electrically connected with optical signal converter (5), and the output end signal of the optical signal converter (5) is connected with
Fiber optic splitter interface (6), the output end signal of the fiber optic splitter interface (6) are connected with transmitting optical module (7), the transmitting light
The output end signal of module (7) is connected with transmission fiber (8), and the output end signal of the transmission fiber (8) is connected with reception light
Module (9), it is described receive optical module (9) output end signal be connected with tandem node (10), the tandem node (10) it is defeated
End signal is connected with light splitting chip (11) out, and the output end of light splitting chip (11) is electrically connected with HDMI output interface (12).
2. a kind of light cascade system for transmitting cascade system for image/video according to claim 1, it is characterised in that:
The light splitting chip (11) is planar optical waveguide chip, and the inside for being divided chip (11) is fixedly installed with energy ratio adjuster.
3. a kind of light cascade system for transmitting cascade system for image/video according to claim 1, it is characterised in that:
Transmitting optical module (7) and reception optical module (9) are the integrated module of optical transceiver.
4. a kind of light cascade system for transmitting cascade system for image/video according to claim 1 or 3, feature exist
In: the integrated module of optical transceiver is made of opto-electronic device, functional circuit and optical interface etc., and emits the interior of optical module (7)
Portion is fixedly installed with driving chip.
5. a kind of light cascade system for transmitting cascade system for image/video according to claim 1, it is characterised in that:
The optical signal converter (5) is photoelectric converter.
6. a kind of light cascade system for transmitting cascade system for image/video, feature exist according to claim 1 or 5
In: the front of the photoelectric converter is fixedly installed with power supply indicator, optical fiber interface data receiver indicator light and optical fiber interface
Data send indicator light.
7. a kind of light cascade system for transmitting cascade system for image/video according to claim 1, it is characterised in that:
The output end of light splitting chip (11) is connect with the input end signal of transmission fiber (8).
8. a kind of light cascade system for transmitting cascade system for image/video according to claim 1, it is characterised in that:
The HDMI input interface (1) and HDMI output interface (14) are standard interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811515108.9A CN109451286A (en) | 2018-12-12 | 2018-12-12 | A kind of light cascade system for transmitting cascade system for image/video |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811515108.9A CN109451286A (en) | 2018-12-12 | 2018-12-12 | A kind of light cascade system for transmitting cascade system for image/video |
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| Publication Number | Publication Date |
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| CN109451286A true CN109451286A (en) | 2019-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811515108.9A Pending CN109451286A (en) | 2018-12-12 | 2018-12-12 | A kind of light cascade system for transmitting cascade system for image/video |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110661991A (en) * | 2019-03-12 | 2020-01-07 | 飞昂创新科技南通有限公司 | Target powered optical data interconnect system |
| CN113630517A (en) * | 2021-10-08 | 2021-11-09 | 清华大学 | Intelligent imaging method and device for light-electric inductance calculation integrated light field |
| CN115942019A (en) * | 2021-08-20 | 2023-04-07 | 广州视源电子科技股份有限公司 | Information playing device |
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| CN209002119U (en) * | 2018-12-12 | 2019-06-18 | 深圳市埃尔法光电科技有限公司 | A kind of light cascade system for transmitting cascade system for image/video |
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| CN2814814Y (en) * | 2005-06-20 | 2006-09-06 | 华为技术有限公司 | Optical receiving-transmitting modular |
| KR20070096453A (en) * | 2006-03-24 | 2007-10-02 | 주식회사 한터기술 | Device to travel the signal of video for the train |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110661991A (en) * | 2019-03-12 | 2020-01-07 | 飞昂创新科技南通有限公司 | Target powered optical data interconnect system |
| CN115942019A (en) * | 2021-08-20 | 2023-04-07 | 广州视源电子科技股份有限公司 | Information playing device |
| CN113630517A (en) * | 2021-10-08 | 2021-11-09 | 清华大学 | Intelligent imaging method and device for light-electric inductance calculation integrated light field |
| US11425292B1 (en) | 2021-10-08 | 2022-08-23 | Tsinghua University | Method and apparatus for camera-free light field imaging with optoelectronic intelligent computing |
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