CN201134598Y

CN201134598Y - Signal adapter

Info

Publication number: CN201134598Y
Application number: CNU2007201944769U
Authority: CN
Inventors: 王昌平
Original assignee: SURE-FIRE ELECTRICAL Corp
Current assignee: SURE-FIRE ELECTRICAL Corp; Sure Fire Electrical Corp
Priority date: 2007-12-12
Filing date: 2007-12-12
Publication date: 2008-10-15
Anticipated expiration: 2017-12-12

Abstract

The utility model is a signal switching case, which comprises a casing and an electric module, wherein the two sides of the casing are penetrated with a first opening whish is used to insert with a preset high-definition multi-medium interface (HDMI) plug and a second opening which is used to insert with a preset network (RJ) type plug, and the electric module is installed in the holding space in the casing, and a HDMI type connector, a RJ type connecting port of the first opening and a second opening are arranged on the circuit board of the electric module, thereby the HDMI signals can be transmitted through the RJ type transmission line, and the signal quality and effect of the signals can be increased when in long term transportation. As the switching case has the characteristic of small volume, and the switching case has the advantages of convenient carrying and changeable wire-pull position fitted with fields.

Description

Signal transfer box

Technical field

The utility model relates to a kind of Signal transfer box, the interconnecting device that You Zhike utilizes network (RJ) pattern transmission line to transmit high resolution multimedia interface (HDMI) conversion of signals, not only can promote quality of signals, effect, have again and be convenient for carrying and can become the advantage go back the wire rod installation position with the place.

Background technology

Arriving along with the science and technology epoch, the quality of many electronic products and technology also constantly promote, television set is from early stage employed iconoscope black-and-white TV, the color-picture tube TV, develop till now LCD TV and plasma-screen television gradually, make the display effect of TV march toward high image quality, contrast is good, the bright epoch, but the program that TV programme is play might not be fit to proprietary hobby, have no way of selecting the film liked again, be with, just have in early days and utilize video tape to store program, utilize videocorder to play the interior program of video tape again, just not only volume is big for video tape, preservation is not easy, again can be mouldy because of making moist, just be subjected to eliminating of the tendency of the day gradually.

The following VCD that just produced in the research and development of technology, the film and drama discs of DVD pattern, and utilize VCD, DVD player waits plays film, but above-mentioned player must be sent to signal of video signal on the television set by signal transmssion line, just can utilize the computer screen video picture to play the film and drama of VCD or DVD, and in early days in order to transmit the transmission line of signal of video signal, be to use digitized video to cut apart compression method (DVI), and utilize Interli750 very lagre scale integrated circuit (VLSIC) (VLSI) to carry out a kind of algorithm of compression/de-compression skill, the transmission line that its digitized video is cut apart compression method can only transmit image and can't transmit sound, must add just audible voice of loudspeaker more in addition, and increase the wiring trouble on foot, the puzzlement of inconvenience is installed.

Be with, just there is the dealer to transmit existing defective in order to solve existing signal, and develop brand-new high resolution multimedia interface (HDMI) signal transmission form, the anti-strike-machine system of the numeral that described HDMI uses Intel to develop in 2002, be called HDCP, and be the function of forcing default property, its HDMI has integrated high-resolution video signal and multichannel message again in single digital interface, not only can support SXGA, UXGA, SDTV, digital video forms such as HDTV, can transmit CD again, DVD-Audio, digit news forms such as Dolby Digital/DTS, and can transmit compression of 8 sound channels or incompressible digit news simultaneously, HDMI provides each primary colors to reach as high as the color depth of 48-bit, its frequency range speed still reaches 5G bps, and can transmit the high quality digital signal of uncompressed.

Because the arriving in information outburst epoch and all trades and professions is flourish, exhibition has just appearred, the activity of meeting or other pattern is described, the movable attention that not only can attract the crowd, can reach advertising effect again, just be subjected to the favor of many manufacturers, yet general activity not only needs to be equiped with audio output device, also have large-screen conveniently to show, the broadcast of film is described, and large-screen also has the effect of attraction crowd sight, make visual and sound effects become one of element indispensable in the activity, but, when utilizing the HDMI transmission line to carry out the signal transmission, not only can save wire rod, man-hour, effect and quality in the time of can guaranteeing audio-visual play again, but the HDMI signal has and just can produce depleted shortcoming when transmission surpasses 10 meters, and bigger space is occupied in movable place mostly, make player and screen, potential range is more than 10 meters between the audio output device, and then produces signal weakening is arranged, the problem that visual and sound effects and quality are bad.

Be with, how to solve when carrying out the transmission of HDMI signal between existing player and the screen, the problem that signal can be decayed is the direction place that the relevant manufacturer that is engaged in the industry desires most ardently the research improvement.

The utility model designer is because above-mentioned problem and defective, collect related data, via assessment and consideration in many ways, and to be engaged in many years of experience in the industry accumulation, via constantly studying and revising, beginning is designed this kind and can promote signal quality, the effect in when transmission, and has the utility model patent that is convenient for carrying, can be conveniently becomes the Signal transfer box that go back the cloth line position in response to the place and be born.

Summary of the invention

Main purpose of the present utility model is, a kind of Signal transfer box is provided, and it comprises housing and electrical module, wherein,

Described housing comprises the base and cover body, and be formed with accommodation space between described pedestal and the lid, and be provided with first opening that inserts for default high resolution multimedia interface plug and second opening that inserts for default network pattern plug thoroughly in described housing both sides;

Described electrical module is the circuit board that is installed in the described housing accommodation space, and described circuit board both sides are respectively equipped with at least more than one to just the high resolution multimedia interface pattern connector of first opening and second opening and network pattern connectivity port on described housing.

The beneficial effects of the utility model are compared with the prior art, described housing both sides are provided with first opening that inserts for default high resolution multimedia interface (HDMI) plug and second opening that inserts for default network (RJ) pattern plug thoroughly, and in the accommodation space of housing, be provided with electrical module, its electrical module is for being provided with on circuit board just at the HDMI pattern connector of first opening and second opening, RJ pattern connectivity port, after HDMI signal input signal interconnecting device is changed, just can utilize the transmission line of RJ pattern to carry out the signal transmission, because of the effective propagation path of RJ pattern transmission line signal signal line length than the HDMI pattern, be difficult for decay in the time of can making signal make the length Distance Transmission, and can promote quality of signals and effect.

Secondly, have that volume is little, the advantage of carrying convenience, when holding activity in exhibition, square or other place, because of place size, shape, the position of its use of planning all may change, manufacturer or sponsor just can utilize Signal transfer box to lay wire rod, because of Signal transfer box except prolonging the coverage of signal transmission, make wiring distance increase just can become and go back the cloth line position, and then have convenient the use and the advantage that can accelerate to arrange operating speed according to actual landform, the position in each place.

Description of drawings

Fig. 1 is the stereo appearance figure of the utility model preferred embodiment;

Fig. 2 is the three-dimensional exploded view of the utility model preferred embodiment;

Fig. 3 is the stereo appearance figure at another visual angle of the utility model preferred embodiment;

Fig. 4 is the side cutaway view of the utility model preferred embodiment;

Stereo appearance figure when Fig. 5 uses for the utility model preferred embodiment;

Fig. 6 is the three-dimensional exploded view of another embodiment of the utility model;

Schematic diagram when Fig. 7 uses for the another embodiment of the utility model.

Description of reference numerals: 1-housing; The 10-accommodation space; 15-the 3rd opening; The 11-pedestal; The 16-location division; The 12-lid; The 161-screw; 13-first opening; The 17-lockhole; 14-second opening; The 18-positioning component; The 2-electrical module; The 21-circuit board; The 24-chip; The 22-connector; The 25-luminescence component; The 23-Port; The 26-power connector; The 3-power supply unit; The 31-attaching plug; The 4-holding wire; 41-first plug; The 5-transmission line; 51-second plug; The 6-reading device; The 7-video-audio playing device.

Embodiment

Below in conjunction with accompanying drawing, to this novel above-mentionedly is described in more detail with other technical characterictic and advantage.

See also Fig. 1-shown in Figure 4, be stereo appearance figure, three-dimensional exploded view, the stereo appearance figure at another visual angle, the side cutaway view of the utility model preferred embodiment, find out that by knowing shown in the figure described Signal transfer box is to comprise that housing 1, electrical module 2 are formed; Wherein:

Described housing 1 is formed by utilizing pedestal 11, lid 12, and is formed with accommodation space 10 between pedestal 11 and the lid 12, and is provided with first opening 13, second opening 14 thoroughly in housing 1 both sides, and is provided with the 3rd opening 15 on housing 1 sidewall thoroughly.

Described electrical module 2 is to be respectively equipped with the connector 22 of at least more than one high resolution multimedia interface (HDMI) pattern and the connectivity port 23 of network (RJ) pattern in circuit board 21 both sides, and the chip 24 that on circuit board 21, is provided with at least more than one with and the luminescence component 25, the power connector 26 that are electrically connected, and power connector 26 is for being arranged on circuit board 21 sides.

Above-mentioned each member is when assembling, it is installing electrical module 2 in the accommodation space 10 between housing 1 set pedestal 11 and lid 12, and make the connector 22 of electrical module 2, at least more than one Port 23 with power connector 26 respectively to just at first opening 13, second opening 14 and the 3rd opening 15 of housing 1, make pedestal 11 form to fix again and promptly finish assembling of the present utility model with lid 12.

See also Fig. 2, shown in Figure 5, three-dimensional exploded view for the utility model preferred embodiment, stereo appearance figure during use, find out described Signal transfer box in use by knowing shown in the figure, it is the 3rd opening 15 that the attaching plug 31 of power supply unit 3 is aligned insertion housing 1, make attaching plug 31 electrically be plugged on the power connector 26 of electrical module 2, utilize power supply unit 3 just the power conversions of general socket can be become predeterminated voltage, to provide electrical module 2 runnings required power supply, again first plug 41 of HDMI pattern holding wire 4 and second plug 51 of at least more than one RJ pattern transmission line 5 are aligned first opening 13 of housing 1, second opening 14, and with first opening 13, the connector 22 of second opening, 14 inboards, at least more than one Port 23 forms electrically pegs graft.

Then first plug 4 just can transfer to signal the connector 22 of electrical module 2, then transfer signals at least more than one chip 24 after connector 22 received signals, utilize 24 pairs of signals of chip to compensate, after the processing and amplifying, again signal is reached electrical module 2 connectivity port 23 of side in addition, then signal just can be by transmitting with Port 23 electrical second plugs 51 of pegging graft outwardly, because during the signal transmission, the problem that has signal attenuation takes place, the situation of transmission signals then signal attenuation far away more also is serious, utilize chip 24 to come signal is made compensation and processing and amplifying, just can promote, gain, strengthen institute's signal transmission quality, because of having avoided the transmission signals decay to cause distortion, fuzzy, disconnected news or other situation take place, and can reach the stable purpose that transmits signal.

In addition, the chip 24 of electrical module 2 is electrically connected with at least more than one luminescence component 25 again, when signal process chip 24, chip 24 just can come the shows signal transmission state by luminescence component 25, and the material of utilizing light-permeable is made housing 1 or lid 12, then the light source launched of luminescence component 25 just can expose to the Signal transfer box outside, because the user can learn the situation of signal transmission in real time, when if fault being arranged or damaging generation, also can learn, processing such as keep in repair, also change to do fast by the demonstration of indicating lamp module 24.

See also Fig. 2, Fig. 6, shown in Figure 7, three-dimensional exploded view for the utility model preferred embodiment, the three-dimensional exploded view of another embodiment, schematic diagram when another embodiment uses, by knowing shown in the figure that the electrical module 2 of finding out described Signal transfer box can only be provided with connector 22 on circuit board 21, connectivity port 23, when the actual use of Signal transfer box, just can cooperate another to have chip 24, luminescence component 25, the Signal transfer box of power connector 26 uses, utilize its chip 24 to come signal is made compensation and processing and amplifying, can promote, gain, strengthen institute's signal transmission quality, because of two Signal transfer boxs one of only need therein installing chip 24, luminescence component 25 and power connector 26 just can reduce the cost of product really.

Moreover, when the actual use of Signal transfer box, be to utilize two Signal transfer boxs and reading device 6, video-audio playing device 7 forms to be electrically connected and fetches transmission signals, its reading device 6, Signal transfer box electrically is inserted with first plug 41 of HDMI pattern holding wire 4 both sides respectively, again at electrically peg graft second plug 51 of RJ pattern transmission line 5 both sides of two Signal transfer boxs, and another Signal transfer box and video-audio playing device 7 also electrically are inserted with first plug 41 of HDMI pattern holding wire 4 both sides, making the HDMI signal of reading device 6 facilitate the use RJ pattern transmission line 5 by Signal transfer box transmits, after another Signal transfer box receives, utilize HDMI pattern holding wire 4 that the HDMI signal is transferred to video-audio playing device 7 and play again.

When in exhibition, when activity is held in the place in the big place of square or other tool, utilize LCD screen mostly, the plasma-screen television screen, large-screen and sound equipments such as video wall, audio output devices such as loudspeaker are with film, information such as image or literal is play, but because of above-mentioned video-audio playing device 7 potential range reading devices 6 (as: VCD player, DVD player, projector or videocorder etc.) far away, and the transmission of HDMI signal just can produce depletion when surpassing 10 meters, be with, just can utilize two Signal transfer boxs that signal can be transmitted by the transmission line 5 of RJ pattern, because the effective propagation path of RJ pattern signal can reach 100 meters, get final product the problem of effective address signal decay, have better quality when making video-audio playing device 7 playing audio/video signals, effect.

In addition, also the holding wire 4 than HDMI pattern is cheap because of the price of RJ pattern transmission line 5, utilizes RJ pattern transmission line 5 to carry out the signal transmission of longer distance, can reduce the cost of product really.

In addition, exhibition when holding activity, the place of square or use that plan in other place, be not for fixing and unalterable, be with when manufacturer or sponsor arrange the place, just need actual landform according to each place, the position becomes goes back the cloth line position, described Signal transfer box not only has the advantage of carrying convenience, but utilize just elongate wirings distance of Signal transfer box, need consider equipment when avoiding connecting up, the defective of aisle or other equipment installation position, not only have convenient the use, accelerate to arrange the advantage of operating speed, even and if Signal transfer box is installed in the position, aisle, need be subjected to frequent the jamming on of the crowd, also can not occur breaking, damage problem with signal weakening.

See also Fig. 1, shown in Figure 2, stereo appearance figure for the utility model preferred embodiment, three-dimensional exploded view, by knowing shown in the figure that the pedestal 11 of finding out described housing 1 can be the ㄩ type, and before pedestal 11, the rear side wall is respectively equipped with first opening 13, second opening 14, and on pedestal 11 left sides, right both sides are bent with the plural location division 16 of tool screw 161 up, lid 12 is then on a left side, right both sides bend down and are the ㄇ type, and on a left side, right side wall is provided with the 3rd opening 15 and the plural lockhole 17 that can penetrate positioning component 18, then after pedestal 11 and lid 12 corresponding installings, just can utilize the screw 161 of the 18 locking plural location divisions 16 on pedestal 11 of the positioning component in the plural lockhole 17 on the lid 12 to form the location, its positioning component 18 can be screw, the assembly of pin or other tool positioning function, in addition, the lid 12 of described housing 1 also can be bent with sidewall all around down, and before it, rear wall is provided with first opening 13, second opening 14, the pedestal 11 of above-mentioned housing 1, lid 12, it is the tool formation accommodation space 10 and gas module 2 installings of can powering only, and make the connector 22 of

electrical module

2,26 pairs of Port 23 and power connectors be first opening 13 on housing 1 just, the function of second opening 14 and the 3rd opening 15 gets final product.

So; the utility model is for being primarily aimed at Signal transfer box; and can in the accommodation space 10 of housing 1, be equiped with electrical module 2; and the HDMI pattern connector 22 and RJ pattern connectivity port 23 of electrical module 2 for be respectively equipped with at least more than one in circuit board 21 both sides; and make 23 pairs of connector 22 and Ports just at first opening 13 of housing 1 both sides; second opening 14; then need signal is transferred to video-audio playing device 7 when playing when reading device 6; be with the connector 22 of signal by the holding wire 4 input signal interconnecting devices of HDMI pattern; just can transmit by the signal that RJ pattern connectivity port 23 and the RJ pattern transmission line 5 that is electrically connected thereof carry out between each Signal transfer box; signal also can have good quality when transmission range was increased; effect, and have and be convenient for carrying that to carry out the advantage that wire rod lays with visual place be main key protection point.

In sum, the above-mentioned Signal transfer box of the utility model for reaching its effect and purpose really, so the utility model really is the utility model of a practicality excellence, for meeting the application important document of novel patent, is filed an application in use in accordance with the law.

More than explanation is novel just illustrative for this; and it is nonrestrictive; those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited; can make many modifications; change, or equivalence, but all will fall in the protection range of the present utility model.

Claims

1, a kind of Signal transfer box, it comprises housing and electrical module, it is characterized in that:

2, Signal transfer box according to claim 1 is characterized in that: described housing is that the light-permeable material is made.

3, Signal transfer box according to claim 1 is characterized in that: the lid of described housing is that the light-permeable material is made.

4, Signal transfer box according to claim 1 is characterized in that: described housing is provided with on the circuit board of taking between pedestal and the lid that at least more than one can compensate signal, the chip of processing and amplifying.

5, Signal transfer box according to claim 4 is characterized in that: described chip is electrically connected with the luminescence component of at least more than one shows signal transmission state.

6, Signal transfer box according to claim 4, it is characterized in that: be provided with the 3rd opening that inserts for default attaching plug on the described housing sidewall thoroughly, the chip of circuit board then is electrically connected with and provides electrical module to operate required power supply and to just at the power connector of the 3rd opening.

7, Signal transfer box according to claim 1, it is characterized in that: described housing is provided with the plural location division and the corresponding lockhole of screw of tool screw at described pedestal, lid, and is equipped with the positioning component that forms the location with the screw locking in the described lockhole.

8, Signal transfer box according to claim 1 is characterized in that: described housing is provided with first opening, second opening at forward and backward sidewall.