CN2842957Y - Wireless three-track three-dimensional acoustic system - Google Patents
Wireless three-track three-dimensional acoustic system Download PDFInfo
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- CN2842957Y CN2842957Y CN 200520129270 CN200520129270U CN2842957Y CN 2842957 Y CN2842957 Y CN 2842957Y CN 200520129270 CN200520129270 CN 200520129270 CN 200520129270 U CN200520129270 U CN 200520129270U CN 2842957 Y CN2842957 Y CN 2842957Y
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Abstract
The utility model a triple-track three dimensional sound system in a wireless communication mode, particularly a sound system in a wireless propagation mode. The utility model transmits bass and right and left sound loopback sound parts wirelessly to sensing equipment and sound box equipment devices on a seat in an independent mode by using a third independent audio transmission channel, so that users can still simultaneously enjoy bass sensing directly from sound sources and loopback stereo sound effect under the condition of no need of extra stitch overlapping or under the condition that the loop back sound is not influenced by that partial tone is transmitted to the sensing equipment and the sound box equipment devices. The utility model changes that bass sensing devices or wireless transmission sound systems operated in the partial tone form can be only installed by using extra wired devices in the past, and the utility model becomes a real three dimensional sound system, so that the field lifelike experience of spectators can be increased.
Description
Technical field
The utility model relates to a kind of sound system, particularly a kind of triple-track three-dimension audio system with data roam.
Background technology
The three-dimension audio system mainly is a kind of sound system with bass body induction device, by utilizing the outer non-wireless means of partial or plus to open up the 3rd audio transmission channel, with bass and about sound loopback sound equipment partly be sent to body sense equipment and audio amplifier apparatus on the seat with independent mode.Now is the general three dimension sound system on the market, and some three-dimension audio systems are all arranged on the technological layer of now, and mainly common and more advanced is divided into two kinds.
Two kinds of existing sound systems all are the transmission technology operations with dual track, express in the mode of three-dimensional afterwards, the first kind is through behind the dual track sound system with stereo signal, again through low-pass filtering obtaining powerful bass body sense originally, but it is stereo then not reach the loopback of 5.1 sound effect systems in the impression of the sense of hearing; Second class then be with the stereo signal of loopback after through 5.1 sound effect systems, rearmounted loudspeaker through 5.1 sound effect systems send the stereo signal of loopback again, though the stereo signal of loopback is through behind the amplifier, can obtain shaking the hearing enjoying of growth, but if will utilize the stereo signal of described loopback to provide signal to body sense equipment, because the relation that the stereo signal of loopback has been removed the part bass, so, lost presence if the bass body sense that the stereo signal of loopback is drawn through low-pass filtering does not then reach that cover system of the first kind.
Said system is only with a source of sound, through one group of low-pass filtering, bass body induction device is given in the low-frequency signal supply, not independently not separately with bass channel, so when the user aspect control volume and body induction device big or small, can not both sizes of independent adjustment, for tame making troubles the time, also can not enjoy the hearing enjoying of shock growth and powerful bass body sense with making the best of both worlds simultaneously, lower the real enjoyment that the user sees a film.
The utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of triple-track three-dimension audio system with data roam, in order to cooperate perfectly to have 5.1 or the home theater of above audio decoding, can so as not to but the signal line inconvenience of plugging into and bringing, also can take the body sense effect of whole bass on user's the chair to Wireless transmission mode in intact this locality under the influence that is not subjected to partial, thereby make the user can really enjoy the presence of seeing a film at home.
For achieving the above object, the utility model provides a kind of triple-track three-dimension audio system with data roam, it is characterized in that, comprising:
One has 5.1 or the home theater combination of above audio decoding;
A L channel audio amplifier equipment that is docked with the home theater combination;
A R channel audio amplifier equipment that is docked with the home theater combination;
A center-channel speaker equipment that is docked with the home theater combination;
A display device that is docked with the home theater combination;
One its inside comprises a plurality of assemblies respectively with the plugging into home theater combination and with its triple channel emitter that is processed into frequency electromagnetic waves of three passages, comprising:
Two receive a left side respectively and return output and the right left and right audio frequency amplifier of returning of output of returning;
Two are connecting the left and right left and right tone control of returning of returning audio frequency amplifier respectively;
An audio bass adjuster that receives the output of bass signal;
An integrated audio adjuster that is connecting above-mentioned three tone controls;
One is connecting the audio frequency stabilizer to handle and to transmit the microprocessor of data;
One is connecting microprocessor to send the audio frequency stabilizer of signal to the integrated audio adjuster;
Two high-frequency signals amplifiers that high-frequency signals can be amplified, one of them is to be connected after the integrated audio adjuster receiving and to amplify high-frequency signals behind frequency modulation, and another one is to be connected after above-mentioned high-frequency signals amplifier and the high-frequency noise Active crossover device to receive and to amplify high-frequency signals behind the frequency division;
Two high-frequency noise Active crossover devices that high-frequency signals and noise can be separated, one of them is to place the noise of walking the high frequency signal between described two high-frequency signals amplifiers with filter, and another one is to be connected above-mentioned second high-frequency signals amplifier afterwards to filter the noise in the high frequency signal once again;
One as the high-frequency signals transmitting antenna of emission frequency electromagnetic waves to the frequency electromagnetic waves of triple channel reception and processing unit; With
One receives the wireless high-frequency electromagnetism and involves triple channel reception and processing unit to make demodulation and to be handled, and its inside comprises a plurality of assemblies, comprising:
One as the high-frequency signals reception antenna that receives the frequency electromagnetic waves that emits from the triple channel emitter;
Two high-frequency signals amplifiers that are docked with the high-frequency signals reception antenna with arranged in series;
A microprocessor that is connecting controller with reception and deal with data;
One is connecting microprocessor to send the audio frequency stabilizer of signal to local vibrator;
One is connecting the audio frequency stabilizer to eliminate the former data Active crossover device that it sends the noise in the middle of the signal;
A local vibrator that is connecting the Active crossover device;
A frequency mixer that is connecting local vibrator and high-frequency signals amplifier;
Two intermediate frequency signal amplifiers that intermediate frequency signal can be amplified, one of them is to be connected after the frequency mixer receiving and to amplify intermediate frequency signal after the mixing, and another one is to be connected after above-mentioned intermediate frequency signal amplifier and the mid-frequency noise Active crossover device to receive and to amplify intermediate frequency signal behind the frequency division;
One places the mid-frequency noise Active crossover device between described two intermediate frequency signal amplifiers;
One is connected the intermediate frequency signal amplifier afterwards to eliminate the wherein if demodulator of noise;
The device frequently that goes that is docked with if demodulator;
One is docked with the low-and high-frequency Active crossover device of device frequently;
One is connected the bass output amplifier that is docked with body sense equipment behind the low-and high-frequency Active crossover device again;
A clean frequency device that is docked with if demodulator;
One is connected the intermediate frequency output demodulator that is docked with left and right rearmounted loudspeaker equipment behind the clean frequency device again; Also have in addition
One is docked with that above-mentioned triple channel receives and processing unit is made the controller of transfer instruction;
A plurality ofly be docked with that above-mentioned triple channel receives and processing unit is made the display lamp of show state;
A plurality of body sense equipment that are docked with above-mentioned triple channel reception and processing unit;
The left back loudspeaker equipment of putting that is docked with above-mentioned triple channel reception and processing unit; And
The right back loudspeaker equipment of putting that is docked with above-mentioned triple channel reception and processing unit.
The utility model is by utilizing the 3rd independent audio transmission channel, with a bass and a left side, right sound loopback sound equipment partly is wirelessly transmitted to body sense equipment and audio amplifier apparatus on the seat with independent mode, thereby make the user under the situation that does not need extra over-lapping stitch, or be not subjected to be transferred to body sense equipment and the audio amplifier apparatus influences under the situation of loopback sound equipment because of partial, can enjoy direct sense of bass body and the stereosonic acoustics of loopback equally simultaneously from source of sound, changed to live only to utilize extra non-wireless means that bass body induction device is installed, or with the wireless transmission sound system of partial form running, making becomes real three-dimension audio system, increases spectators' experience on-the-spot true to nature.
Description of drawings
Fig. 1 is that the running of a kind of triple-track three-dimension audio system with data roam of the utility model is provided with schematic diagram;
Fig. 2 be shown in Fig. 1 by home theater combination send signal to left and right rearmounted loudspeaker and the simplification operation workflow figure of body sense big gun;
Fig. 3 is the detailed operation flow chart of triple channel emitter wherein shown in Figure 2;
Fig. 4 is that triple channel wherein shown in Figure 2 receives and the detailed operation flow chart of processing unit;
Fig. 5 A-5D is the circuit layout of triple channel emitter shown in Figure 3;
Fig. 6 A-6D is the circuit layout of triple channel reception shown in Figure 4 and processing unit.
Embodiment
At first please refer to Fig. 1, the running that Fig. 1 shows a kind of triple-track three-dimension audio system 100 with data roam of the utility model is provided with schematic diagram, comprising: one has 5.1 or the home theater combination 11 of above audio decoding; A L channel audio amplifier equipment 9 that is docked with home theater combination 11; A R channel audio amplifier equipment 10 that is docked with home theater combination 11; A center-channel speaker equipment 8 that is docked with home theater combination 11; A display device 7 that is docked with home theater combination 11; One is inserted the triple channel emitter 1 of refuting family's movie theatre combination 11 with three passages 15,16 and 17 respectively, three above-mentioned passages are respectively subwoofer output 15, the output 16 of left loopback and right loopback output 17, described triple channel emitter 1 can convert subwoofer output 15, the output 16 of left loopback and right loopback output 17 to electromagnetic wave 18, transmits subwoofer output 15, the output 16 of left loopback and the output 17 of right loopback by this to triple channel receiving system 2; Then, described triple channel receives and processing unit 2 can be delivered to the part of bass body sense, the stereosonic part of left loopback and the stereosonic part of right loopback body sense equipment 3, left back loudspeaker equipment 5 and the right back loudspeaker equipment 4 of putting put respectively respectively independently through different devices (seeing shown in Figure 5); In addition, one is docked with that above-mentioned triple channel receives and processing unit 2 is made the controller 6 of transfer instruction.
Please refer to Fig. 2 then, there is shown by home theater combination 11 (seeing shown in Figure 1) send signal to a left side, right back loudspeaker equipment 5 and 4 and the simplification operation workflow figure of body sense equipment 3 of putting, the bass output 15 that summary home theater combination 11 is sent among the figure, left side loopback output 16 and right loopback output 17 are through behind the triple channel emitter 1, convert frequency electromagnetic waves 18 to being about to described three output biographies, described frequency electromagnetic waves 18 is sent to triple channel to be received and processing unit 2, its inside comprises a plurality of assemblies (seeing shown in Figure 5), then it is made demodulation and being handled, become the part of bass body sense, a left side stereosonic part of loopback and right loopback are stereo, deliver to body sense equipment 3 more respectively independently, left back loudspeaker equipment 5 and the right back loudspeaker equipment 4 of putting put.
Please refer to Fig. 3 and 5 in addition, there is shown the detailed operation flow chart and the circuit layout thereof of described triple channel emitter 1, described device is with the plugging into home theater combination 11 and its signal is processed into frequency electromagnetic waves 18 of three passages, at first, subwoofer output 15 can be sent to subwoofer tone control 1C, after regulating, become bass signal 15A, improved amplitude-frequency characteristic, the resistance of following adjuster of coupling and input signal interface is expanded, left loopback output 16 and right loopback output 17 then at first are sent to a left side respectively, audio frequency amplifier 1A and 1B are returned in the right side, audio signal 16A and 17A after being exaggerated enter a left side respectively, tone control 1D and 1E are returned in the right side, become 6.0MHz signal 16B and 6.5MHz signal 17B respectively after regulating; Then, bass signal 15A, 6.0MHz signal 16B and 6.5MHz signal 17B can be sent to integrated audio adjuster 1H, its objective is that gathering described three signals makes frequency modulation, it is changed into a 2.4GHz signal 22, on the other hand, microprocessor 1F connecting audio frequency stabilizer 1G with transmit data 20 to this device to send as the stable signal 21 of stablizing 2.4GHz signal 22,2.4GHz signal 22 after stable enters high-frequency signals amplifier 1I, 2.4GHz signal 22 is zoomed into high-frequency signals 22A, high-frequency signals 22A after the amplification enters high-frequency noise Active crossover device 1J, noise among the high-frequency signals 22A filtered away becomes high-frequency signals 22B, high-frequency signals 22B after the filtration enters high-frequency signals amplifier 1K, high-frequency signals 22B is zoomed into high-frequency signals 22C, high-frequency signals 22C after the amplification enters high-frequency noise Active crossover device 1L, noise among the high-frequency signals 22C filtered away becomes high-frequency signals 22D, high-frequency signals 22D after the filtration can be sent to high-frequency signals transmitting antenna 1M, and the frequency electromagnetic waves 18 that has the 2.4GHz high frequency with emission receives and processing unit 2 to triple channel.
Please refer to Fig. 4 and 6 at last, there is shown the detailed operation flow chart and the circuit layout thereof of described triple channel reception and processing unit 2, described device is after receiving frequency electromagnetic waves 18, handled again and respectively with bass body sense signal 46A, a left side stereo signal 44A of loopback and the stereo signal 43A of right loopback deliver to body sense equipment 3 respectively independently, left back loudspeaker equipment 5 and the right back loudspeaker equipment 4 of putting put, at first, high-frequency signals reception antenna 2A receives the frequency electromagnetic waves 18 that emits from triple channel emitter 1, after receiving, become high-frequency signals 37, and be sent to the high- frequency signals amplifier 25 and 26 of two series connection, after passing through high-frequency signals amplifier 25, high-frequency signals 37 becomes bigger high-frequency signals 37A, yet after passing through high-frequency signals amplifier 26, high-frequency signals 37A becomes bigger high-frequency signals 37B, high-frequency signals 37B is sent to frequency mixer 27 after a while, on the other hand, controller 6 is after the instruction of receiving with family, can arrive microprocessor 13 by move instruction signal 38, microprocessor 13 receives and processing instruction signal 38 on the one hand, also transfer data to audio frequency stabilizer 14 on the other hand to stablize the signal that local vibrator 24 is sent, described treated instruction signal 38 and audio frequency stabilizer 14 required data sets synthesize data signals 38A, be sent to audio frequency stabilizer 14, when audio frequency stabilizer 14 is received the instruction of using house among the data signals 38A, audio frequency stabilizer 14 can be made the state that suitable output order 47 is selected with indicated channel to display lamp 12, aspect in addition, audio frequency stabilizer 14 also can send stablizes signal 39, as stablizing the signal that local vibrator 24 is sent, stablizing signal 39 at first will be by former data Active crossover device 23, with the noise in the middle of eliminating, stable signal 39A after eliminating noise then enters the frequency modulation signal 39B that local vibrator 24 sends to stablize it, the effect of frequency modulation signal 39B is to carry out mixing with high-frequency signals 37B at frequency mixer 27, thereby mix out an intermediate frequency signal 40, described intermediate frequency signal 40 enters intermediate frequency signal amplifier 28, it is zoomed into intermediate frequency signal 40A, intermediate frequency signal 40A after the amplification enters mid-frequency noise Active crossover device 29, noise among the intermediate frequency signal 40A filtered away becomes intermediate frequency signal 40B, intermediate frequency signal 40B after the filtration enters intermediate frequency signal amplifier 30, intermediate frequency signal 40B is zoomed into intermediate frequency signal 40C, intermediate frequency signal 40C after amplifying is by the state of if demodulator 31 when being demodulated to originally at triple channel emitter 1 again, it is the bass signal, 6.0MHz signal and 6.5MHz signal and the form of depositing, this compound signal 42 and 41 can be sent to device 33 and clean device 32 frequently frequently respectively, when compound signal 42 by after removing frequently device 33, in the middle of 6.0MHz signal and 6.5MHz signal can be removed and become single source signal 45, and enter low-and high-frequency Active crossover device 35 to eliminate remaining high-frequency noise after single source signal 45, remaining is bass body sense signal 46, at last, bass body sense signal 46 by bass output amplifier 36 to zoom into bass body sense signal 46A, be sent to body sense equipment 3 again to send powerful bass body sense, on the other hand, after compound signal 41 is by clean device 32 frequently, central 6.0MHz signal and 6.5MHz signal can pass through, and other meeting is considered as noise and is removed, become 6.5MHz signal 44 and 6.0MHz signal 43, described then signal 44 and 43 is sent to intermediate frequency output demodulator 34, its effect is the stereo signal that demodulates among 6.5MHz signal 44 and the 6.0MHz signal 43, become stereo signal 44A of left loopback and the stereo signal 43A of right loopback respectively, loopback stereo signal 44A in a left side can be sent to the left back loudspeaker equipment 5 of putting, and the stereo signal 43A of right loopback can be sent to the right back loudspeaker equipment 4 of putting, and is stereo to send powerful loopback.
From above-mentioned structure as can be known, because the utility model provides a kind of brand-new design, make triple channel emitter 1 can handle three independently audio signals, comprise left loopback output 16, right loopback output 17 and subwoofer output 15, merging the described frequency electromagnetic waves 18 that is output into one group of 2.4GHz high frequency receives and processing unit 2 to be transmitted into triple channel, simultaneously, described triple channel receives and processing unit 2 also can be after receiving frequency electromagnetic waves 18, be demodulated to three independently audio signals by central device, comprise the stereo signal 44A of left loopback, right stereo signal 43A of loopback and bass body sense signal 46A, to send three-dimensional sound equipment, use house can enjoy the hearing enjoying of shock growth and powerful bass body sense simultaneously.
Claims (3)
1. triple-track three-dimension audio system with data roam, can be applicable to 5.1 or the home theater combination of above audio decoding among, cooperate L channel audio amplifier equipment, R channel audio amplifier equipment, center-channel speaker equipment and display device to form three-dimension audio again, it is characterized in that, comprising:
One group respectively with the plugging into home theater combination and it is processed into the triple channel emitter of frequency electromagnetic waves of three passages;
The triple channel that one group of received wireless high-frequency electromagnetism involves to make demodulation and to be handled receives and processing unit;
One is docked with that above-mentioned triple channel receives and processing unit is made the controller of transfer instruction;
A plurality ofly be docked with that above-mentioned triple channel receives and processing unit is made the display lamp of show state;
A plurality of body sense equipment that are docked with above-mentioned triple channel reception and processing unit;
The left back loudspeaker equipment of putting that is docked with above-mentioned triple channel reception and processing unit; And
The right back loudspeaker equipment of putting that is docked with above-mentioned triple channel reception and processing unit.
2. wireless triple-track three-dimension audio according to claim 1 system is characterized in that described triple channel emitter inside comprises a plurality of assemblies, comprising:
Two receive a left side respectively and return output and the right left and right audio frequency amplifier of returning of output of returning;
Two are connecting the left and right left and right tone control of returning of returning audio frequency amplifier respectively;
An audio bass adjuster that receives bass output;
An integrated audio adjuster that is connecting above-mentioned three tone controls;
One is connecting the audio frequency stabilizer to handle and to transmit the microprocessor of data;
One is connecting microprocessor to send the audio frequency stabilizer of signal to the integrated audio adjuster;
Two high-frequency signals amplifiers that high-frequency signals can be amplified, one of them is to be connected after the integrated audio adjuster receiving and to amplify high-frequency signals behind frequency modulation, and another one is to be connected after above-mentioned high-frequency signals amplifier and the high-frequency noise Active crossover device to receive and to amplify high-frequency signals behind the frequency division;
Two high-frequency noise Active crossover devices that high-frequency signals and noise can be separated, one of them is to place the noise of walking the high frequency signal between described two high-frequency signals amplifiers with filter, and another one is to be connected above-mentioned second high-frequency signals amplifier afterwards to filter the noise in the high frequency signal once again;
One as the high-frequency signals transmitting antenna of emission frequency electromagnetic waves to the frequency electromagnetic waves of triple channel reception and processing unit.
3. wireless triple-track three-dimension audio according to claim 1 system is characterized in that described triple channel receives and processing unit inside comprises a plurality of assemblies, comprising:
One as the high-frequency signals reception antenna that receives the frequency electromagnetic waves that emits from the triple channel emitter;
Two high-frequency signals amplifiers that are docked with the high-frequency signals reception antenna with arranged in series;
A microprocessor that is connecting controller with reception and deal with data;
One is connecting microprocessor to send the audio frequency stabilizer of signal to local vibrator;
One is connecting the audio frequency stabilizer to eliminate the former data Active crossover device that it sends the noise in the middle of the signal;
A local vibrator that is connecting the Active crossover device;
A frequency mixer that is connecting local vibrator and high-frequency signals amplifier;
Two intermediate frequency signal amplifiers that intermediate frequency signal can be amplified, one of them is to be connected after the frequency mixer receiving and to amplify intermediate frequency signal after the mixing, and another one is to be connected after above-mentioned intermediate frequency signal amplifier and the mid-frequency noise Active crossover device to receive and to amplify intermediate frequency signal behind the frequency division;
One places the mid-frequency noise Active crossover device between described two intermediate frequency signal amplifiers;
One is connected the intermediate frequency signal amplifier afterwards to eliminate the wherein if demodulator of noise;
The device frequently that goes that is docked with if demodulator;
One is docked with the low-and high-frequency Active crossover device of device frequently;
One is connected the bass output amplifier that is docked with body sense equipment behind the low-and high-frequency Active crossover device again;
A clean frequency device that is docked with if demodulator;
One is connected the intermediate frequency output demodulator that is docked with left and right rearmounted loudspeaker equipment behind the clean frequency device again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520129270 CN2842957Y (en) | 2005-10-07 | 2005-10-07 | Wireless three-track three-dimensional acoustic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520129270 CN2842957Y (en) | 2005-10-07 | 2005-10-07 | Wireless three-track three-dimensional acoustic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2842957Y true CN2842957Y (en) | 2006-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520129270 Expired - Fee Related CN2842957Y (en) | 2005-10-07 | 2005-10-07 | Wireless three-track three-dimensional acoustic system |
Country Status (1)
| Country | Link |
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| CN (1) | CN2842957Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102014329A (en) * | 2010-08-18 | 2011-04-13 | 李世煌 | Low-pitch compensating method and device of electronic device speaker |
| CN111601159A (en) * | 2020-05-27 | 2020-08-28 | 海信视像科技股份有限公司 | Display device, digital audio signal generation method and digital audio signal processing method |
-
2005
- 2005-10-07 CN CN 200520129270 patent/CN2842957Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102014329A (en) * | 2010-08-18 | 2011-04-13 | 李世煌 | Low-pitch compensating method and device of electronic device speaker |
| CN111601159A (en) * | 2020-05-27 | 2020-08-28 | 海信视像科技股份有限公司 | Display device, digital audio signal generation method and digital audio signal processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |