CN206099985U - Universal HDMI optical fiber transmission device - Google Patents

Abstract

The utility model discloses an universal HDMI optical fiber transmission device, include electric connection's HDMI output device in proper order, signal TX unit, optic fibre, signal RX unit and HDMI display device, HDMI output device is equipped with a HDMI output, a main control chip of signal TX unit is equipped with a HDMI input, the 2nd main control chip of signal RX unit is equipped with the 2nd HDMI output, HDMI display device is equipped with the 2nd HDMI input, in a HDMI output and the HDMI input, one of them is the ball form, another is the hemisphere shelly, the two detachable sphere tight fit is connected, in the 2nd HDMI output and the 2nd HDMI input, one of them is the ball form, another is the hemisphere shelly, the two detachable sphere tight fit is connected. Because adopt the sphere cooperation, the angle of the two can be adjusted in a plurality of directions, according to actual need adjusts, has reduced the possibility that optic fibre was broken, and the very big engineering that has made things convenient for lays wire and the installation.

Description

A kind of universal HDMI fiber transmission devices

Technical field

This utility model is related to field of signal transmissions, particularly relates to a kind of universal HDMI fiber transmission devices.

Background technology

Signal (High De nition Multimedia Interface) HDMI is a kind of number Word video/audio interfacing, the uncompressed HD video of signal connecting line energy high-quality ground transmission and multichannel Voice data, the maximum data transmission speed is 5Gbps.Simultaneously without the need for transmitting advance row D/A or analog in signal Conversion, it is ensured that the video-audio signal transmission of first water.

At present signal transmssion line on the market is made up of 19 core copper cash, this due to being affected by metallic property.So The maximum transmission distance of traditional signal connecting line is only 30 meters, and transmission range is short.But with the increase of length, in order to keep away Exempt from the deep fades of signal, need to will strengthen signal shielding while copper cash overstriking, waste the non-renewable resources of preciousness.Together When, traditional signal connecting line cannot simultaneously be connected up with forceful electric power line, poor anti jamming capability.

Granted publication discloses a kind of miniature separate type signal optical fibre for the Chinese utility model patent of CN204156865U Transmitting device.The miniature separate type signal transmission by optical fiber device is separable with HDMI joints using optical fiber, greatly facilitates work Journey is connected up and installed, and transmission range, up to tens to hundreds of rice, optical signal transmission capacity of resisting disturbance is extremely strong, to radiationless around It is noiseless.The angle of the optical fiber in such scheme can not be adjusted arbitrarily, situation about fractureing easily occur, and limit its actually used.

The content of the invention

To solve above-mentioned technical problem, goal of the invention of the present utility model is to provide a kind of universal HDMI fiber-optic transfer dress Put, it can adjust the angle and bearing of trend of optical fiber in multiple directions, optical fiber is not easily broken.

For achieving the above object, this utility model provides following technical scheme：A kind of universal HDMI fiber-optic transfer Device, shows and sets including HDMI outut devices, signal TX units, optical fiber, signal RX units and the HDMI being electrically connected with successively Standby, the signal TX units include the first main control chip, electro-optical conversion circuit and the optical transmission circuit being electrically connected with successively, institute Optical receiving circuit, photoelectric switching circuit and the second main control chip that signal RX units include being electrically connected with successively are stated, it is described HDMI outut devices are provided with a HDMI outfans, and first main control chip is provided with a HDMI inputs, second master Control chip is provided with the 2nd HDMI outfans, and the HDMI display devices are provided with the 2nd HDMI inputs, the HDMI outputs In end and a HDMI inputs, one of them is in spherical shape, and another is in hemispherical shell, and the two dismountable sphere is tight It is connected, in the 2nd HDMI outfans and the 2nd HDMI inputs, one of them is in spherical shape, and another is in half Spherical shell shape, the two dismountable sphere tight fit connection.

In above-mentioned technical proposal, a HDMI outfans, a HDMI inputs, the 2nd HDMI outputs End and the 2nd HDMI inputs adopt memory metal material.

In above-mentioned technical proposal, the optical transmission circuit include optical transmitting set for optical signal to be launched, first Lens and the first prism, the optical signal that the optical transmitting set sends is anti-by first prism after the first lens are converged described in In being incident upon the optical fiber.

In above-mentioned technical proposal, 90 degree of the light line reflection that first prism converges on first lens is into the light In fibre.

In above-mentioned technical proposal, the optical receiving circuit includes the second prism, the second lens and for optical signal to be entered The optical receiver that row is received, second prism converges after the light come from fiber-optic transfer is reflected into second lens Gather to the optical receiver and received.

In above-mentioned technical proposal, enter after 90 degree of the light line reflection that second prism will come from the fiber-optic transfer described Second lens are converged.

In above-mentioned technical proposal, the HDMI outut devices are computer or DVD.

In above-mentioned technical proposal, the HDMI display devices are television set or display.

Because above-mentioned technical proposal is used, this utility model has compared with prior art following advantages：This utility model Disclosed universal HDMI fiber transmission devices, a HDMI outfans and a HDMI inputs, the 2nd HDMI outfans and Between two HDMI inputs, due to adopting mating spherical surfaces, therefore, the angle of the two can be adjusted in multiple directions, according to reality Border needs to be adjusted, and reduces the probability that optical fiber is broken off, and greatly facilitates engineering wiring and installs, due to adopting light Fibre transmission optical signal, transmission range is up to tens to hundreds of rice, and optical signal transmission capacity of resisting disturbance is extremely strong, to other electronics of surrounding It is noiseless that equipment is radiationless.

Description of the drawings

Fig. 1 is universal HDMI fiber transmission devices structural representation in the horizontal direction disclosed in this utility model；

Fig. 2 is structural representation of the universal HDMI fiber transmission devices in incline direction disclosed in this utility model；

Fig. 3 is the position view of optical transmission circuit, optical fiber and optical receiving circuit disclosed in this utility model.

Wherein, 10, HDMI outut devices；20th, signal TX units；30th, optical fiber；40th, signal RX units；50th, HDMI shows Equipment；61st, the first signal output connector；62nd, the first signal access interface；71st, secondary signal output interface；72nd, secondary signal Input adapter；81st, optical transmitting set；82nd, the first lens；83rd, the first prism；91st, the second prism；92nd, the second lens；93rd, light connects Receive device.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is used to illustrate this utility model, but is not limited to scope of the present utility model.

Referring to Fig. 1 to Fig. 3, as shown in legend therein, a kind of universal HDMI fiber transmission devices, including electrically connecting successively HDMI outut devices 10, signal TX units 20, optical fiber 30, signal RX units 40 and the HDMI display devices 50 for connecing, signal TX Unit 20 includes the first main control chip, electro-optical conversion circuit and the optical transmission circuit being electrically connected with successively, signal RX units 40 Including the optical receiving circuit, photoelectric switching circuit and the second main control chip that are electrically connected with successively, HDMI outut devices 10 are provided with First signal output connector 61, the first main control chip is provided with the first signal input interface 62, and the second main control chip is provided with the second letter Number output interface 71, HDMI display devices 50 are provided with secondary signal input adapter 72, the first signal output connector 61 and the first letter Number dismountable sphere tight fit connection of input interface 62, secondary signal output interface 71 and secondary signal input adapter 72 it is removable The sphere tight fit connection unloaded.

First signal output connector 61, the first signal input interface 62, secondary signal output interface 71 and secondary signal are defeated Enter joint 72 and adopt memory metal material.With clamping after being deformed, clamping after recovery.

Optical transmission circuit includes optical transmitting set 81 for optical signal to be launched, the first lens 82 and the first prism 83, the optical signal that optical transmitting set 81 sends is reflexed in optical fiber 30 Jing after the convergence of the first lens 82 by the first prism 83.

Optical receiving circuit includes the second prism 91, the second lens 92 and the optical receiver for optical signal to be received 93, the light that the second prism 91 will be transmitted from optical fiber 20 converges to optical receiver 93 and enters after being reflected into the second lens 92 Row is received.

Above-mentioned HDMI outut devices are computer or DVD, and above-mentioned HDMI display devices are television set or display.

Signal of telecommunication Jing first signal output connectors 61 and the first signal input interface 62 of HDMI outut devices is transmitted to letter Number TX units 20, the main control chips of Jing first, electro-optical conversion circuit and optical transmission circuit send optical signal, optical signal Jing optical fiber 30 Transmit to signal RX units 40, Jing optical receiving circuits, photoelectric switching circuit and the second main control chip send the signal of telecommunication, the signal of telecommunication Jing secondary signals output interface 71 and secondary signal input adapter 72 are transmitted to HDMI display devices 50.

In a kind of embodiment, 90 degree of the light line reflection that the first prism 83 converges on the first lens 82 connects into the first optical fiber In 50.

In a kind of embodiment, the second prism 91 will be transmitted from the second fibre-optical splice 60 and entered after 90 degree of the light line reflection come Second lens 92 are converged.

It is more than the description to this utility model embodiment, by the foregoing description of the disclosed embodiments, makes ability Domain professional and technical personnel can realize or use this utility model.Professional skill to various modifications of these embodiments to this area Will be apparent for art personnel, generic principles defined herein can without departing from it is of the present utility model spirit or In the case of scope, realize in other embodiments.Therefore, this utility model is not intended to be limited to these realities shown in this article Example is applied, and is to fit to the most wide scope consistent with principles disclosed herein and features of novelty.

Claims (8)

1. a kind of universal HDMI fiber transmission devices, it is characterised in that including the HDMI outut devices, the signal that are electrically connected with successively TX units, optical fiber, signal RX units and HDMI display devices, the signal TX units include the first master being electrically connected with successively Control chip, electro-optical conversion circuit and optical transmission circuit, optical receiving circuit that the signal RX units include being electrically connected with successively, Photoelectric switching circuit and the second main control chip, the HDMI outut devices are provided with a HDMI outfans, first master control Chip is provided with a HDMI inputs, and second main control chip is provided with the 2nd HDMI outfans, and the HDMI display devices set There are the 2nd HDMI inputs, in a HDMI outfans and a HDMI inputs, one of them is in spherical shape, separately One be in hemispherical shell, the two dismountable sphere tight fit connection, the 2nd HDMI outfans and the 2nd HDMI it is defeated In entering end, one of them is in spherical shape, and another is in hemispherical shell, the two dismountable sphere tight fit connection.

2. universal HDMI fiber transmission devices according to claim 1, it is characterised in that a HDMI outfans, The first HDMI inputs, the 2nd HDMI outfans and the 2nd HDMI inputs adopt memory metal material Material.

3. universal HDMI fiber transmission devices according to claim 1, it is characterised in that the optical transmission circuit includes using In the optical transmitting set for being launched optical signal, the first lens and the first prism, the optical signal Jing that the optical transmitting set sends By in first prismatic reflection to the optical fiber after the first lens convergence.

4. universal HDMI fiber transmission devices according to claim 3, it is characterised in that first prism is by described 90 degree of the light line reflection that one lens are converged is entered in the optical fiber.

5. universal HDMI fiber transmission devices according to claim 1, it is characterised in that the optical receiving circuit includes the Two prisms, the second lens and the optical receiver for optical signal to be received, second prism will come from fiber-optic transfer Light reflected after converge to the optical receiver into second lens and received.

6. universal HDMI fiber transmission devices according to claim 5, it is characterised in that second prism will be from described Converge into second lens after 90 degree of the light line reflection that fiber-optic transfer is come.

7. universal HDMI fiber transmission devices according to claim 1, it is characterised in that the HDMI outut devices are electricity Brain or DVD.

8. universal HDMI fiber transmission devices according to claim 1, it is characterised in that the HDMI display devices are electricity Depending on machine or display.