CN205488923U - HDMI transmission line with reverse plug suggestion and illumination function - Google Patents

Abstract

The utility model discloses a HDMI transmission line with reverse plug suggestion and illumination function, the HDMI transmission line includes that an inside has optical signal's data line, the data line both ends connect the first plug and the second plug of different functions respectively, the two sink end and source end of connecting HDMI respectively, see through the reverse plug detection circuitry and the LED lighting equipment that install on the plug, whether implementation directive connector assembly is correct, LED lighting equipment produces chang liang, suggestion reverse plug when scintillation or respiratory state, all connect when correct when the plug, postpone after a period, LED lighting equipment on the two short plugs extinguishes simultaneously, LED lighting equipment provides the illumination function simultaneously. Through the utility model discloses, can realize the high -efficient convenient correct connection of HDMI transmission line.

Description

A kind of have anti-plug prompting and the HDMI transmission line of illumination functions

Technical field

This utility model relates to HDMI transmission line field, passes particularly to a kind of HDMI with anti-plug prompting and illumination functions Defeated line.

Background technology

HDMI (High Definition Multimedia Interface, hdmi) is a kind of digitized video audio interface technology, can Transmit audio and video frequency signal simultaneously.It can transmit multi-channel audio and all of SD, the video format of high definition, and carries For content protection technology (HPD).Therefore DVD player, Set Top Box, TV, display, game machine it are widely used in Deng video equipment.

Along with on market, audio and video equipment is continuously increased for performance requirement, up-to-date HDMI2.0 improves data bandwidth To 18Gbps.Its feature includes: support 4K resolution, and definition is 4 times of 1080p in the past；Up to 32 channel audios, Audio sample rate brings up to 1536kHz；Send two-path video stream the most on one screen；The audio frequency that at most transmission 4 tunnels are different Data etc..

Owing to the quality of the signal of telecommunication own limits with speed, traditional copper transmission scheme will be increasingly difficult to meet the high-band of HDMI Wide requirement, and the HDMI transmission plan with optical fiber as medium would is that the main flow HDMI transmission line implementation method in future.

Current HMDI fiber-optic transfer scheme is substantially unidirectional, this just require must indicate at HDMI connecting line two ends be Source or sink, the most anti-inserted will make display device normally to work.

And most TV is all to be close to wall place, limits due to space when plugging HDMI wire and insufficient light can be very Difficulty.The most most connecting line does not the most possess the prompt facility that two ends correctly connect simultaneously, again plugs and can show yet after wrong plug Obtain inconvenient.

Utility model content

This utility model passes through respectively to increase a LED luminaire at source and the sink end of HDMI optical fiber transmission line, Its function has: when the sink of HDMI optical fiber transmission line is inserted into source end, (anti-plug) is flashed by the LED of sink end Instruction；The LED of LED Chang Liang, the sink end of source end when the source of HDMI optical fiber transmission line inserts source end Luminaire Chang Liang, even if also can insert the HDMI of sink end very easily in dark environment.

The back side HDMI of display device is inserted for convenience, indicates unidirectional HDMI transmission line based on optical fiber class simultaneously Being correctly inserted into, concrete technical scheme of the present utility model is as follows: the sink end of HDMI transmission line to have a LED luminaire, It can be embedded in shell transparent, translucent, it is also possible to draws from the boring of the shell of complete opacity.

What the source end of HDMI transmission line to have anti-plug testing circuit detection 5V voltage powers up direction (because HDMI Agreement specifies that the source end of only HDMI just provides 5V voltage, and sink end does not provides), if adding 5V from source end Then being judged as just inserting, if adding 5V from sink end, being judged as anti-plug.Source end is according to just inserting and anti-plug during anti-plug simultaneously The different voltages of testing circuit, drive the LED luminaire circuit of sink by an electric wire.The source end when just inserting Can export constant voltage makes LED luminaire can keep Chang Liang, thus plays illuminating effect.When anti-plug, source end is defeated Going out pulse makes LED luminaire produce flicker or the effect breathed, and reminds user anti-inserted.

The source end of HDMI transmission line is additionally provided a LED luminaire, when the source end of line be connected to DVD or During the HDMI source interface of other playback equipments of person, this LED luminaire requires Chang Liang, thus the most just indicates source end Really connect.The method of detection is, when the instruction of anti-plug indicating circuit is just to insert, controls this LED luminaire and lights.

When source and sink end is correctly inserted into simultaneously, the HPD signal in HDMI wire will be effectively, by detecting that this believes Number and coordinate above-mentioned anti-plug indicating circuit, it can be deduced that correct connection status.Extinguish two after so postponing one end time simultaneously Emitting led, the most correctly indicate connection status.

Be specifically related to a kind of have anti-plug prompting and the HDMI transmission line of illumination functions, in described HDMI transmission line includes one Portion has the data wire of fiber-optic signal, and described data wire two ends are connected to the first plug end and second plug end of difference in functionality respectively, Being respectively provided with HDMI plug inside first and second plug end, wherein the first plug end connects the sink end of HDMI, the second plug End connects the source end of HDMI, and described first plug end is provided with a LED luminaire, and the first plug end is pacified Equipped with the signal source of the described LED luminaire of driving, the second plug end is provided with the 2nd LED luminaire, described The second plug end on be provided with anti-plug testing circuit.

Drive source or sink by described anti-plug testing circuit, make first or the 2nd LED luminaire first or Produce Chang Liang, flicker, breathing state during two plug end anti-plugs, keep of short duration Chang Liangzhuan when the first or second plug is rectified slotting State.Described anti-plug testing circuit includes two resistance and a diode.Described first/second LED luminaire tool Standby shell and casing cover (A), described shell is transparent, translucent or has the opaque material of boring.

The first and second described LED luminaires possess direction of insertion instruction and illumination functions.When the first plug end and second is inserted When head end is all correctly inserted into, after postponing a period of time, the first and second LED luminaires extinguish simultaneously.Described data wire also has The PET of a standby fireproof wear-resisting weaves webmaster, it is to avoid the damage that data wire is caused by cutting or high temperature.

HDMI plug and a LED luminaire of described first plug end are welded on the pcb board with photoelectric conversion module On, fixed support is enclosed within the installing hole of described pcb board and fixes, and described data wire passes outside a LED luminaire Shell, in described data wire head one tail sleeve of set, all optical, electrical line on described data wire is connected on pcb board, and second The structure of plug end is identical with the structure of the first plug end.

Accompanying drawing explanation

Fig. 1 is structural formula schematic diagram of the present utility model.

Fig. 2 be this utility model sink end disassemble schematic diagram.

Fig. 3 is HDMI transmission line circuit schematic diagram when just inserting of the present utility model.

HDMI transmission line circuit schematic diagram when Fig. 4 is anti-plug of the present utility model.

Label in figure: 1.HDMI plug, 2. a LED luminaire, 3. tail sleeve, 4.PCB plate, 5. data wire, 6. peace Dress hole, 7. fixed support, 8. the 2nd LED luminaire, A. casing cover, B. the first plug end, C. the second plug end.

Detailed description of the invention

Referring to the drawings embodiment of the present utility model is illustrated.

It should be noted that following description part is relatively reasonable embodiment of the present utility model, designer can be as depending on According to the embodiment revising each several part according to concrete requirement flexibly.The present embodiment is not intended to the specific implementation method of utility model.

This utility model provides the scheme of a kind of HDMI transmission line with anti-plug prompting and illumination functions, and Fig. 2 illustrates Sink end disassemble schematic diagram, source end to disassemble schematic diagram identical with sink end, therefore omit.Following Fig. 1-2 understands, and inserts Head end mainly includes HDMI plug 1, a LED luminaire 2, the 2nd LED luminaire 8, and tail sleeve 3, with light The pcb board 4 of electricity modular converter, data wire 5, installing hole 6, fixed support 7, casing cover A, the first plug end B, second Plug end C.Described HDMI plug 1 is welded on the pcb board 4 with photoelectric conversion module with LED luminaire 2, Described fixed support 7 is enclosed within blend compounds on the installing hole 6 of pcb board 4 and fixes, and described data wire is through shell B and at data wire Head one tail sleeve 3 of set, all optical, electrical line on described data wire 5 will be connected on pcb board 4, afterwards by after PCB Being pulled to pcb board and be close to tail sleeve 3, tail sleeve 3 is close to shell B, now fixes with glue at tail sleeve 3, and described casing cover A will wear Cross HDMI plug 1 and clasp shell B, fixing with glue.

As shown in Figure 3-4, present embodiment has 8051 single-chip microcomputers and anti-plug testing circuit at HDMI transmission line source end, The wherein direction of anti-plug circuit test 5V voltage.When being correctly inserted into (source end provides 5V) and anti-plug, (sink end carries HDMI For 5V) voltage of anti-plug circuit output is different, can be converted into difference by AD sample circuit integrated on 8051 single-chip microcomputers Digital quantity, thus judge be correctly inserted into or anti-plug.8051 drive a LED luminescence of source end by an IO Equipment, by the another one output I/O port LED luminaire of a piece sink end being wired to HDMI transmission.LED The anode of luminaire all meets 5V, and negative terminal meets IO.Anti-plug testing circuit includes two resistance and a diode, inserts when correct Fashionable, 5V power supply dividing potential drop between R1 and R2 when the AD of 8051 inputs.When anti-plug due to D reverse leakage current very Little, the voltage recorded is the least.Thus judge to be correctly inserted into or anti-plug

The LED luminaire of sink end Chang Liang under light illumination mode, the instruction when anti-plug can have numerous embodiments, as can With flicker frequency higher than 10 times per second, or several seconds once as the breath light of mobile phone.The LED luminaire of source end is only Having when being correctly inserted into could Chang Liang.After source and sink end the most correctly connects, 8051 can detect HPD signal, then After postponing one end time, the LED of source and sink end is by extinguishing, thus reduces power consumption and reduce the stimulation to human eye.

Preferably, data wire 5 can increase a PET with fire prevention abrasionproof characteristic and weave webmaster, thus preferably protective wire Avoid the damage that cutting or high temperature cause.

Preferably, shell can select transparent or semitransparent material envelope, thus increase or reduce transmission, the light intensity of scattering.

Preferably, could alternatively be embedded cortex m3 with the 8051 of AD sampling functions and have the sheet of higher precision of core The chip of upper AD, thus improve accuracy of detection and speed.

The beneficial effects of the utility model are: often illuminate poor for its back side of the display device such as TV, display, light Deficiency, needs during normal insertion HDMI coordinate torch or move realizing equipment, turn, very inconvenient.This Utility model, owing to sink end is with illumination functions, can be inserted the input interface of HDMI very easily, have the product of this function Product can improve user satisfaction.For the data wire using this kind of one-way transmission of light transmission scheme to be more easily implemented, due to line Two ends explicitly define and do not allow anti-inserted, if owing to user does not understands or neglects causes anti-plug, then cannot show any figure Picture.This utility model is multiplexing illuminating lamp when anti-plug so that it is flicker indicates anti-inserted, is remarkably improved the correct usage of user, While improving user satisfaction, user can be reduced and link up, with customer service, the manpower and materials etc. consumed.Additionally, due to sink end multiplexing one Individual LED luminaire rather than use two and illuminate respectively and indicate anti-inserted, can the area of effectively save pcb board, make It is smaller and more exquisite that the port of transmission line does.If source end and sink end are the most correctly connected to, then two LED that give out light will be One end is extinguished after the time simultaneously, the most i.e. indicates correct connection status, is avoided stimulating human eye by reducing power consumption.

Claims (6)

1. null1. one kind has anti-plug prompting and the HDMI transmission line of illumination functions，It is characterized in that，Described HDMI transmission line includes that an inside has the data wire (5) of fiber-optic signal，Described data wire (5) two ends are connected to the first plug end (B) and second plug end (C) of difference in functionality respectively，HDMI plug (1) it is respectively provided with inside first and second plug end，Wherein the first plug end (B) connects the sink end of HDMI，Second plug end (C) connects the source end of HDMI，On described first plug end (B), a LED luminaire (2) is installed，2nd LED luminaire (8) is installed in the second plug end (C)，It is also equipped with in second plug end (C) driving described first and second LED luminaires (2，8) signal source，It is provided with anti-plug testing circuit in described the second plug end (C)；Drive source or sink by described anti-plug testing circuit, make first or the 2nd LED luminaire produce Chang Liang, flicker or breathing state when the first or second plug end anti-plug, when the first or second plug rectify insert time keep normal bright state；When described first plug end (B) and the second plug end (C) are all correctly inserted into, after postponing a period of time, the first and second LED luminaires extinguish simultaneously.
2. Transmission line the most according to claim 1, it is characterised in that described anti-plug testing circuit includes two resistance and a diode.
3. Transmission line the most according to claim 1, it is characterised in that described first/second LED luminaire possesses shell and casing cover (A), described shell is transparent, translucent or has the opaque material of boring.
4. Transmission line the most according to claim 1, it is characterised in that the first and second described LED luminaires (2,8) are provided simultaneously with direction of insertion instruction and illumination functions.
5. Transmission line the most according to claim 1, it is characterised in that described data wire (5) is also equipped with the PET of a fireproof wear-resisting and weaves webmaster, it is to avoid the damage that data wire is caused by cutting or high temperature.
6. Transmission line the most according to claim 1, it is characterized in that, the HDMI plug (1) of described first plug end (B) and a LED luminaire (2) are welded on the pcb board (4) with photoelectric conversion module, fixed support (7) is enclosed within the installing hole (6) of described pcb board (4) and above and fixes, described data wire (5) is through the shell of a LED luminaire, described data wire (5) head one tail sleeve (3) of set, all light on described data wire (5), it is wired on pcb board (4), the structure of the second plug end (C) is identical with the structure of the first plug end (B).