CN2255123Y - Vocal accompaniment machine of computer synthesis type - Google Patents

Abstract

The utility model relates to a vocal accompaniment machine of the computer synthesis type, comprising a computer host, a projector, a television and a sound amplifier. A sound source synthesizer and an image processor are arranged in the computer host. Through the program control of a central processing controller in a computer, music signals can be output to the sound amplifier to be broadcast through the sound source synthesizer. The sound amplifier is matched with the television or the projector, or is directly recorded by another projector which is preset to record the singing site. After the treatment of the image processor, the image is broadcast by the television, and the purpose of the use of the utility model is achieved.

Description

Computer synthesizes accompanying video

The utility model relates to the synthetic accompanying video of a kind of computer, mainly utilizes computer that song is stored in its memory body, and by the setting of central processing controller (CPU) internal processes, it is easy rapidly to reach automatic program locate device, broadcast, use.

Development along with society, amusement and recreation equipment miscellaneous is constantly released, a kind of more the young people likes fully to represent oneself's the activity of singing, and this activity is carried out in KTV audiovisual place, and with KTV mainly based on a central control room, cooperate transmission line to be connected with each audiovisual studio, entire equipment and control system are very complicated, and phase shape whole equipment cost down also seems very huge, equipment cost is high too, uses so that be difficult to be generalized to each family.

Below only just general KTV equipment is done a simple introduction, its mainly with TV as main audiovisual utensil, and a whole set of vocal accompaniment equipment is an extremely complicated and huge control system, as shown in figure 10, mainly be divided into two parts, one for being located at the main frame 41 of 40 inside, control room, two is the secondary machine 51 of audiovisual studio 50 inside, two bodies are the line assembling, and directly connect a projector 42 with electric wire, can use general projector, it also need cooperate the device of computer selected songs, play with convenient requesting song, be connected to the big projection equipment 52 of audiovisual studio 50 inside again with output line terminal, generally use TV or projection screen; Be connected to 40 inside, control room with parallel way in addition, be provided with 5 inches inspection windows that small tv was constituted 43, so that by can directly inspecting whole broadcast situation in the control room 40; By projector 42, cooperate the combiner circuit with sound to be connected to a tone controller 44 in addition, the lifting control as tone is wired to the audio amplifier 53 in the audiovisual studio 50 again behind enlarger 45; Can find out its a whole set of constructional device by above-mentioned introduction, very complicated, not only assembling difficulty, its distribution design is gone up more difficult, so generally usually must be through finishing than those skilled in the art to the installation of this audio-visual equipment, it will cause assembly cost to improve relatively, more rely on the installation of manpower fully because of it, its contact, distribution the more, mistake or the chance that takes place each other to disturb just increase relatively, cause the difficulty of using and keeping in repair virtually.

With above-mentioned vocal accompaniment Play System, be to make shadow bands with general traditional projector to play, after the long-time broadcast wearing and tearing that repeat, will produce the fuzzy situation of belt, with directly arriving the quality of vocal accompaniment video and sound, add with traditional vocal accompaniment strip sowing and put mode that it changes the bent time must extremely grow (generally between 30 seconds to 2 minutes) usually, bent interval situation is changed in formation, causes the increase and the waste of time of consumption; Other it will be further appreciated that, complete equipment with above-mentioned KTV accompanying video, cost is with huge, vocal accompaniment equipment on general family or the flow-type tourist coach, obviously vocal accompaniment equipment that can't the general family of dual-purpose mostly with a projector, cooperates television set to use and plays, so more with regard to its time of changing sheet and selecting the song belt to be spent, use also pretty troublesome.

Main purpose of the present utility model is to provide a kind of can carry out the synthetic accompanying video of computer that selected songs, broadcast, rising-falling tone, video processing and television image are play with a computer control accompanying video.

Another purpose of the present utility model is: provide a kind of operation simple and easy, easy to use, and the synthetic accompanying video of computer with low cost.

Take following measure for reaching above purpose the utility model:

The synthetic accompanying video of computer of the present utility model comprises the host computer of a tool hard disk and a projector, a television set, a sound equipment expander; It is characterized in that: be equiped with a source of sound synthesizer (MIDI) and a video processor in the host computer in advance, control through control program, make the song signal that is stored in the memory body, control respectively after Sound Processor Unit and video processor processing, through computer signal by enlarger and imaging equipment broadcast.

The capacity of the synthetic accompanying video hard disk of described computer can be located at 80-120MB, can record the first song of 3000-5000.

After the generation of video can be read with computer signal by host computer by independent projector or reception computer image data in the synthetic accompanying video of described computer, behind the video processor, broadcast again by TV.

The video of the synthetic accompanying video of described computer also can directly be installed in the place ahead of panel with video camera, broadcasted by TV after the video processor processing.

The synthetic accompanying video of described computer can directly be set up an echo sounder interface in host computer, for the microphone input signal, music mix direct and computer is pronounced.

Can set up a CD drive in the described main frame, for reading the video on the CD or making electronic toy and use.

Body the place ahead of the synthetic accompanying video of described computer is provided with infrared receiver, can do the control selection by remote controller, and its controlling signal is sent to main frame by keyboard controller, is issued an order by main frame again, carries out the selection of function of use.

For further specifying structure of the present utility model, feature and practical purpose thereof, as follows to be described with reference to the accompanying drawings:

Description of drawings:

Fig. 1: the utility model motherboard circuit block diagram.

Fig. 2: block diagram is controlled in the utility model remote control.

Fig. 3: the utility model straighforward operation circuit diagram.

Fig. 4: the utility model video processor circuit block diagram.

Fig. 5: video processor circuit schematic diagram of the present utility model.

Fig. 6: the utility model Sound Processor Unit block diagram.

Fig. 7: the utility model Sound Processor Unit circuit diagram ().

Fig. 8: the utility model Sound Processor Unit circuit diagram (two).

Fig. 9: key frame catalogue of the present utility model shows schematic diagram.

Figure 10: the equipment block diagram of traditional KTV.

Computer of the present utility model synthesizes accompanying video, as Fig. 1, shown in 2, the synthetic accompanying video of computer of the present utility model is mainly based on the PC of a combination, the motherboard of establishing in it 12 can adopt general PC (PERSONAL COMPUTER MAIN BOAND) motherboard, central processing controller 10 as the utility model computer accompanying video, cooperate the in house software program, the conversion and control of the required various controlled function of accompanying, establish in the motherboard 12 memory main body 13 and a rapid memory body 14 are housed, other is provided with a basic input/output interface (BASIC INPUT/OUTPUTSYSTEM is called for short BIOS) 15, is hour counter 16, keyboard controller 17; It also is provided with a source of sound synthesizer 35 and an image processor 21, and the integral body control of above-mentioned each accessory is directly done signal input control by keyboard controller 17, to reach controlling of the set various functions of use of the utility model; The capacity of employed hard disk in the utility model is selected according to the number of songs that actual desire is stored, and generally with between 80-120MB, can hold the first song of 3000-5000 approximately.

As shown in Figure 2, main establishing in the inside of motherboard 12 adorned a microprocessor 18, it numbers the microprocessor of MCS51 series for INTEL Corp. produces, its The whole control is by the button on the panel 11 or directly by infrared remote controller 30, align the infrared receiver 36 of being located at body the place ahead and do the control selection, circuit as shown in Figure 3, wherein connector 301,302 (JPX, JPY) be connected respectively to control panel 25, its controlling signal is sent to main frame by keyboard controller 17, issue an order by main frame again, select different functions of use, connector 303 (JPD) in the circuit is connected to a LCD display floater 11 the whole system state is shown on the display floater 11, its prime decoder is finished its function by microprocessor 18, and KBDCLK and KBDATA are the keyboard input signal, transport to the video selector.

As shown in Figure 4, video treatment circuit major function is to select different videos to supply with the source, and the video treatment circuit comprises video selector 410, several image intensifier tubes 411, video camera 412, TV 413, Video Recorder 414; Each road signal through amplifying is selected under control circuit control as required through video selector 410, and wherein one road signal is transported to video processor 21.As shown in Figure 5, it is video treatment circuit figure; Wherein several image signal line ends can be connected to video camera respectively, Video Recorder, on the different video output device such as TV, directly by TV, Video Recorder or transmit the video signal by the video camera of interior dress, image intensifier tube 411 can adopt the integrated circuit shown in the circuit diagram (M52470), after it does suitable processing and amplifying, be connected to the video selector of being located in the main frame 410 again, behind the selection keying via keyboard controller 17 or infrared remote controller 30, after making source, just the video signal is sent to the output processing that the video processor of establishing in the main frame 21 is done video by image selector 410 selection images.

Sound treatment circuit of the present utility model, as shown in Figure 6, receive acoustical signals via external microphone 31 after, after an amplifier 311, adjuster 313 etc. are handled (promptly shown in Fig. 7 circuit, described amplifier is made up of transistor Q1, Q2, and volume adjuster 313 is potentiometer VR ₁, VR ₂), by sound synthesizer 34, transistor Q3 sound is synthesized again, the sound of external world input is synthesized that (be sound synthesizer 34 as UIA shown on the circuit diagram promptly, it synthesizes microphone volume and echo by sound synthesizer 34; ) again by a delay circuit, feedback circuit (as shown in Figure 8, its The whole control circuit is finished by the integrated circuit of M65831) after, adjustment through a reverberator 32, make its sound can reach a more satisfactory state, again with cooperate after the sound of source of sound synthesizer 35 (MIDI) is synthetic video export synchronously (be on the circuit diagram shown in UIB, UIC is sound synthesizer, its sound that left and right sides sound and the UIA of MIDI source of sound synthesizer are synthesized synthesizes the output of left and right acoustic channels again, be connected to stereo set again), can reach the design of the synthetic accompanying video of computer music of multiple control change effect of the present utility model.

Source of sound synthesizer 35 mainly by a group plug-in type computer source of sound interface card, plays the main mediating function that the computer symbol transition of song is become music, cooperates external sound equipment expander again, and the music that enables to convert note to gives volume amplification broadcast.

The main vision signal of broadcasting by television set or projector 20 of utilizing in the aforementioned video source, be transferred to video processor 21, be transferred to again after the wherethrough reason in the TV of family expenses or the projection screen and broadcasted, also can cooperate this machine to set up CD-ROM device and read image signal, mute on the video disc, it more can be provided as general film or electronic toy and use, or the direct miniature built-in video camera that presets in the place ahead of panel 11, directly pick up and sing on-the-spot image, after biography is received and handled on the image processor 21 again, broadcast by TV or projection screen; And can cooperate inner installing in advance sing reverberator 32, can receive of the processing of microphone 31 input signals of singing usefulness through this reverberator interface, make the whole sound of singing to obtain desirable echo effect, and the sound sung is mixed by same source of sound with the vocal accompaniment music in the computer send.

The set synthetic accompanying video of computer of the utility model has following effect: it can be stored in the symbol of many songs with computer in the hard disk of computer, only must be when singing with remote controller 30 or panel button by touch-control system, control according to the actual needs that use, pass through input signal, selection is controlled in use, as shown in Figure 9, during elected the song, it can be by the ordering design of television image, make on the television image and directly to show and be stored in the computer, arrange the song title of numbering through classification, numberings etc. only must be according to its numbering, by the numbering of pressing these selected songs on the remote controller 30 during use, this numbering just can be listed in appropriate location default on the picture, press the key of affirmation again, promptly this song number can be listed in the sequence of choosing song, choosing is in regular turn broadcast.

In the set accompanying video of the utility model, all controlling signal all are with computer program control, and as the adjustment conversion of tone height, directly standard has man, two kinds of different tunes of woman, and be provided with the former accent that former singer sings, make when singing the tone lifting be more convenient for selecting regulation and control; Set, cancel for another the conversion of singing music-tempo, and as replay, fragment repeatedly, theme has or not, play and continuous performance, insert song so that the catalogue of requesting a song, look for while seeing or simple sentence repeats to learn the control of singing or the like, all can be via the setting control of computer program, whole adjustment conversion control can be reached rapidly really, can be convenient to different the use and demand, the progressive that also is about to computer holds in the life; The accompanying video that the utility model is set, only can realize the advanced function of the selection among the KTV, slotting song and automatic editing song or the like with a computer, its control rate is faster, whole acquisition cost is then because simple structure, corresponding meeting reduces greatly, be particularly suitable for general family, tourist coach, organ or general musician and use, also can provide general large-scale party or professional KTV industry to select for use certainly.

Claims (7)

1, the synthetic accompanying video of a kind of computer comprises the host computer of a tool hard disk and projector, television set and the sound equipment expander of projection image; It is characterized in that: be provided with a source of sound synthesizer and an image processor in the host computer,, make and record the song that is stored in the hard disk memory body and be able to computer signal after the source of sound synthesizer is handled, broadcast by enlarger through the control of control program.

2, the synthetic accompanying video of computer according to claim 1, it is characterized in that: the memory capacity of described hard disk is 80-120MB; Described source of sound synthesizer is a group plug-in type computer source of sound interface card.

3, the synthetic accompanying video of computer according to claim 1 is characterized in that: the generation of described image, is broadcasted by television set again through described image processor by receiving the computer image data by after reading with computer signal in the host computer again.

4, the synthetic accompanying video of computer according to claim 1, it is characterized in that: described image is directly broadcasted by TV after image processor is handled with video camera.

5, the synthetic accompanying video of computer according to claim 1 is characterized in that: set up an echo sounder interface in the described host computer, for the microphone input signal, directly pronounce with the music mix of described computer.

6, the synthetic accompanying video of computer according to claim 1 is characterized in that: be provided with a CD drive in the described main frame, use for the image data that reads on the CD.

7, the synthetic accompanying video of computer according to claim 1, it is characterized in that: described main frame the place ahead is provided with an infrared receiver, does control with remote controller and selects, and its controlling signal is sent to main frame through keyboard controller, carries out function selecting by host computer control again.

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