CN105227475B - A kind of multifunctional router - Google Patents
A kind of multifunctional router Download PDFInfo
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- CN105227475B CN105227475B CN201510684920.4A CN201510684920A CN105227475B CN 105227475 B CN105227475 B CN 105227475B CN 201510684920 A CN201510684920 A CN 201510684920A CN 105227475 B CN105227475 B CN 105227475B
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- 230000003321 amplification Effects 0.000 claims abstract description 4
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- 238000001914 filtration Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/60—Router architectures
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
Abstract
The invention discloses a kind of multifunctional routers, including：One receiving unit, to receive Wifi signals and audio signal；One amplifying unit connects the receiving unit, to carry out noise reduction amplification to the Wifi signals and the audio signal；One first processing units connect the amplifying unit, and the Wifi Signal Regulations will amplify through noise reduction and are exported to the first default frequency range；One second processing unit, connects the amplifying unit, and the audio signal amplified through noise reduction is adjusted to the second default frequency range, the second default frequency range and the described first default frequency range are non-cross, and export；One control unit is separately connected the first processing units and the second processing unit, the range of the described first default frequency range and the second default frequency range is arranged, to control the adjusting frequency range of the first processing units and the second processing unit.
Description
Technical field
The present invention relates to the communications field more particularly to a kind of the multi-functional of wireless sound box function can be realized based on wireless routing
Router.
Background technology
Current wireless sound box generally uses bluetooth, the modes such as ZigBee to realize wireless transmission, in this way usually
Corresponding wireless front end design module can be increased, increase design cost.The radio band of Wifi wireless router devices covers model
It encloses for from 2402MHz to 2483MHz, it can thus be appreciated that Wifi wireless routers possess the communication capacity of 81MHz bandwidth, but in reality
There was only 40MHz when use when equipment bandwidth of operation maximum, related circuit also possesses other 41MHz bandwidth and is not used by, to width
The use of band causes waste.
Invention content
For the above problem existing for existing WiFi wireless routers, one kind is now provided and aims at reduction broadband wave
Take, can support the multifunctional router of audio transmission.
Specific technical solution is as follows：
A kind of multifunctional router, including：
One receiving unit, to receive Wifi signals and audio signal；
One amplifying unit connects the receiving unit, to carry out noise reduction to the Wifi signals and the audio signal
Amplification；
One first processing units connect the amplifying unit, to will through noise reduction amplify the Wifi Signal Regulations extremely
First default frequency range, and export；
One second processing unit, connects the amplifying unit, the audio signal amplified through noise reduction to be adjusted to
Second default frequency range, the second default frequency range and the described first default frequency range are non-cross, and export；
One control unit is separately connected the first processing units and the second processing unit, to be arranged described
The range of one default frequency range and the second default frequency range, to control the first processing units and the second processing unit
Adjust frequency range.
Preferably, the amplifying unit uses low-noise amplifier.
Preferably, the first processing units include：
One first modulation module, to according to the control of described control unit, the Wifi signals that will amplify through noise reduction
It is adjusted to the first default frequency range；
One processing module connects first modulation module, to the Wifi signals to the described first default frequency range
It is handled and is exported.
Preferably, first modulation module uses the first tunable band-pass tuning filtering device.
Preferably, the first tunable band-pass tuning filtering device includes：
One signal receiving end connects the amplifying unit, to receive the Wifi signals amplified through noise reduction；
One oscillating circuit group connects described control unit, to receive the control for the adjusting frequency range that described control unit exports
Signal processed；
One output end connects the processing module, to export the Wifi signals of the described first default frequency range；
The oscillating circuit includes a plurality of oscillating circuits, and the oscillating circuit is sequentially connected with, each oscillating circuit
Input terminal the control terminal of the first tunable band-pass tuning filtering device is collectively formed, the output end of each oscillating circuit is equal
It is connected between the signal receiving end and the output end.
Preferably, each oscillating circuit group includes：One first oscillating circuit, one second oscillating circuit and a switch groups
Part；
The input terminal of the oscillating circuit group, institute is collectively formed in the first control terminal and the second control terminal of the changeover module
The first switch terminal for stating changeover module connects first oscillating circuit, the second switch terminal connection of the changeover module described the
Two oscillating circuits, the output end of the changeover module form the output end of the oscillating circuit group.
Preferably, the second processing unit includes：
One second modulation module, to according to the control of described control unit, the audio signal that will amplify through noise reduction
It is adjusted to the second default frequency range；
One audio demodulator connects second modulation module, the audio signal is converted to carrier frequency letter
Number；
One audio decoder connects the audio demodulator, to be decoded output to the carrier frequency signal.
Preferably, second modulation module uses the second tunable band-pass tuning filtering device.
Preferably, the second tunable band-pass tuning filtering device includes：
One signal receiving end connects the amplifying unit, to receive the audio signal amplified through noise reduction；
One oscillating circuit group connects described control unit, to receive the control for the adjusting frequency range that described control unit exports
Signal processed；
One output end connects the audio demodulator, to export the audio signal of the described second default frequency range；
The oscillating circuit includes a plurality of oscillating circuits, and the oscillating circuit is sequentially connected with, each oscillating circuit
Input terminal the control terminal of the second tunable band-pass tuning filtering device is collectively formed, the output end of each oscillating circuit is equal
It is connected between the signal receiving end and the output end.
Preferably, each oscillating circuit group includes：One first oscillating circuit, one second oscillating circuit and a switch groups
Part；
The input terminal of the oscillating circuit group, institute is collectively formed in the first control terminal and the second control terminal of the changeover module
The first switch terminal for stating changeover module connects first oscillating circuit, the second switch terminal connection of the changeover module described the
Two oscillating circuits, the output end of the changeover module form the output end of the oscillating circuit group.
The advantageous effect of above-mentioned technical proposal：
In the technical program, the frequency range being arranged by control unit, control first processing units filter out the letter of other frequency ranges
Number Wifi signals are handled, control second processing unit handles audio signal, to realize support it is wireless
While Wifi signal transmissions, wireless audio frequency transmission function is carried out, the broadband utilization rate of wireless router is provided.
Description of the drawings
Fig. 1 is a kind of module map of embodiment of multifunctional router of the present invention；
Fig. 2 is the module map of another embodiment of multifunctional router of the present invention；
Fig. 3 is a kind of circuit diagram of embodiment of the first tunable band-pass tuning filtering device of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of not making creative work it is all its
His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The invention will be further described in the following with reference to the drawings and specific embodiments, but not as limiting to the invention.
As shown in Figure 1, a kind of multifunctional router, including：
One receiving unit 2, to receive Wifi signals and audio signal；
One amplifying unit 3 connects receiving unit 2, to carry out noise reduction amplification to Wifi signals and audio signal；
One first processing units 1 connect amplifying unit 3, to the Wifi Signal Regulations that will amplify through noise reduction to first pre-
If frequency range, and export；
One second processing unit 5 connects amplifying unit 3, pre- the audio signal amplified through noise reduction is adjusted to second
If frequency range, the second default frequency range and the first default frequency range are non-cross, and export；
One control unit 4, is separately connected first processing units 1 and second processing unit 5, the first default frequency range is arranged
With the range of the second default frequency range, to control the adjusting frequency range of first processing units 1 and second processing unit 5.
Further, audio signal is FM audio signals.
In the present embodiment, the frequency range being arranged by control unit 4, control first processing units 1 filter out other frequency ranges
Signal handles Wifi signals, and control second processing unit 5 handles audio signal, is being supported wirelessly to realize
While Wifi signal transmissions, wireless audio frequency transmission function is carried out, the broadband utilization rate of wireless router is provided.
In a preferred embodiment, receiving unit 2 uses antenna.
In the present embodiment, distortionless be transferred to of the Wifi signals and audio signal that receive is amplified by list by antenna
Member 3.
In a preferred embodiment, amplifying unit 3 uses low-noise amplifier.Amplifier can be subtracted using low-noise amplifier
The noise of itself, to improve the signal-to-noise ratio of output signal.
As shown in Fig. 2, in a preferred embodiment, first processing units 1 may include：
One first modulation module 11, to according to the control of control unit 4, extremely by the Wifi Signal Regulations amplified through noise reduction
First default frequency range；
One processing module 12 connects the first modulation module 11, is handled to the Wifi signals to the first default frequency range
And it exports.
Further, the first tunable band-pass tuning filtering device can be used in the first modulation module 11.
In embodiment, control unit 4 can set the current use signal frequency range of router to the first default frequency range, with
It controls the first modulation module 11 to be modulated the Wifi signals of the first default frequency range, filters out the signal of other frequency ranges, and lead to
It crosses after processing module 12 is handled and exports modulated Wifi signals.
As shown in figure 3, in a preferred embodiment, the first tunable band-pass tuning filtering device includes：
One signal receiving end A connects amplifying unit 3, to receive the Wifi signals amplified through noise reduction；
One oscillating circuit group, connect control unit 4, to reception control unit 4 export adjusting frequency range control signal,
The Wifi signals received to be adjusted according to control signal；
One output end B, connection processing module 12, to export the Wifi signals of the first default frequency range；
Oscillating circuit includes a plurality of oscillating circuits, and oscillating circuit is sequentially connected with, and the input terminal of each oscillating circuit is common
Form the control terminal C of the first tunable band-pass tuning filtering device, the output end of each oscillating circuit be all connected to signal receiving end A with
Between output end B.
In a preferred embodiment, each oscillating circuit group includes：One first oscillating circuit D1, one second oscillating circuit D2
With a changeover module K；
The input terminal of oscillating circuit group, changeover module K is collectively formed in the first control terminal and the second control terminal of changeover module K
The first switch terminal connect the first oscillating circuit D1, the second switch terminal of changeover module K connects the second oscillating circuit D2, switch groups
The output end of part K forms the output end of oscillating circuit group.
As shown in figure 3, further, the first oscillating circuit D1 and the second oscillating circuit D2 are all made of LC oscillating circuits, cut
It changes component K and uses controllable single-pole double-throw switch (SPDT).Corresponding centre frequency is adjusted by controlling the corresponding lc circuit of signal behavior
Complete the function of entire band-pass tuning filter.
In a preferred embodiment, second processing unit 5 includes：
One second modulation module 51, according to the control of control unit 4, the audio signal amplified through noise reduction to be adjusted to
Second default frequency range；
One audio demodulator 52 connects the second modulation module 51, to convert audio signals into carrier frequency signal；
One audio decoder 53 connects audio demodulator 52, to be decoded output to carrier frequency signal.
Further, the second tunable band-pass tuning filtering device can be used in the second modulation module 51.
In embodiment, control unit 4 can use signal the i.e. first default frequency range of frequency range, setting and first according to current
Default frequency range does not have the second default frequency range of intersection, with control the second modulation module 51 to the audio signal of the second default frequency range into
Row modulation, filters out the signal of other frequency ranges, and by audio demodulator 52 and audio decoder 53 to audio signal at
Reason, with exports audio signal.
When the Wifi functions of router start, control unit 4 can adjust the first tunable band-pass tuning filter used at present
The band logical frequency range of wave device, while influencing each other between signal is not avoided, feedback signal appropriate is exported to the second tunable band-pass tune
The frequency of carrier signal of audio signal is deviated certain bandwidth by humorous filter in the frequency of this Wifi signal, so,
Wifi signals and modulated audio signal would not generate the influence interfered with each other each other.
In a preferred embodiment, the second tunable band-pass tuning filtering device includes：
One signal receiving end connects amplifying unit 3, to receive the audio signal amplified through noise reduction；
One oscillating circuit group connects control unit 4, to the control signal for the adjusting frequency range that reception control unit 4 exports；
One output end connects audio demodulator 52, to export the audio signal of the second default frequency range；
Oscillating circuit includes a plurality of oscillating circuits, and oscillating circuit is sequentially connected with, and the input terminal of each oscillating circuit is common
Form the control terminal of the second tunable band-pass tuning filtering device, the output end of each oscillating circuit be all connected to signal receiving end with it is defeated
Between outlet.
In the present embodiment can, the circuit phase of the second tunable band-pass tuning filtering device and the first tunable band-pass tuning filtering device
Together, it therefore repeats no more here.In a preferred embodiment, each oscillating circuit group includes：One first oscillating circuit, one
Two oscillating circuits and a changeover module；
The input terminal of oscillating circuit group is collectively formed in the first control terminal and the second control terminal of changeover module, changeover module
First switch terminal connects the first oscillating circuit, and the second switch terminal of changeover module connects the second oscillating circuit, changeover module it is defeated
Outlet forms the output end of oscillating circuit group.
Further, the first oscillating circuit and the second oscillating circuit are all made of LC oscillating circuits, and changeover module is using controllable
Single-pole double-throw switch (SPDT).The entire band-pass tuning of corresponding centre frequency completion is adjusted by controlling the corresponding lc circuit of signal behavior
The function of filter.
The range of receiving and amplifying power of the present invention can effectively cover 2.4GHz~2.5GHz, be route by using Wifi
Device channel width additional when using uses corresponding circuit, effectively realizes the transmission of wireless audio signal, while can also increase
The function of loudspeaker box of equipment.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (10)
1. a kind of multifunctional router, which is characterized in that including：
One receiving unit, to receive Wifi signals and audio signal；
One amplifying unit connects the receiving unit, to carry out noise reduction amplification to the Wifi signals and the audio signal；
One first processing units connect the amplifying unit, to the Wifi Signal Regulations that will amplify through noise reduction to first
Default frequency range, and export；First default frequency range is the current use frequency range of router；
One second processing unit, connects the amplifying unit, the audio signal amplified through noise reduction is adjusted to second
Default frequency range, non-cross with the described first default frequency range and radio band positioned at router of the second default frequency range cover
In range, and export；
One control unit is separately connected the first processing units and the second processing unit, pre- to be arranged described first
If the range of frequency range and the second default frequency range, to control the adjusting of the first processing units and the second processing unit
Frequency range.
2. multifunctional router as described in claim 1, which is characterized in that the amplifying unit uses low-noise amplifier.
3. multifunctional router as described in claim 1, which is characterized in that the first processing units include：
One first modulation module, to according to the control of described control unit, the Wifi Signal Regulations that will amplify through noise reduction
To the first default frequency range；
One processing module connects first modulation module, to be carried out to the Wifi signals of the described first default frequency range
It handles and exports.
4. multifunctional router as claimed in claim 3, which is characterized in that first modulation module uses the first adjustable band
Logical tuning filtering device.
5. multifunctional router as claimed in claim 4, which is characterized in that the first tunable band-pass tuning filtering device packet
It includes：
One signal receiving end connects the amplifying unit, to receive the Wifi signals amplified through noise reduction；
One oscillating circuit group connects described control unit, believes to receive the control of adjusting frequency range of described control unit output
Number；
One output end connects the processing module, to export the Wifi signals of the described first default frequency range；
The oscillating circuit includes a plurality of oscillating circuits, and the oscillating circuit is sequentially connected with, and each the oscillating circuit is defeated
Enter the control terminal that the first tunable band-pass tuning filtering device is collectively formed in end, the output end of each oscillating circuit is all connected with
Between the signal receiving end and the output end.
6. multifunctional router as claimed in claim 5, which is characterized in that each the oscillating circuit group includes：One first
Oscillating circuit, one second oscillating circuit and a changeover module；
The input terminal of the oscillating circuit group is collectively formed in the first control terminal and the second control terminal of the changeover module, described to cut
The first switch terminal for changing component connects first oscillating circuit, and the second switch terminal connection described second of the changeover module is shaken
Circuit is swung, the output end of the changeover module forms the output end of the oscillating circuit group.
7. multifunctional router as described in claim 1, which is characterized in that the second processing unit includes：
One second modulation module, according to the control of described control unit, the audio signal amplified through noise reduction to be adjusted
To the second default frequency range；
One audio demodulator connects second modulation module, the audio signal is converted to carrier frequency signal；
One audio decoder connects the audio demodulator, to be decoded output to the carrier frequency signal.
8. multifunctional router as claimed in claim 7, which is characterized in that second modulation module uses the second adjustable band
Logical tuning filtering device.
9. multifunctional router as claimed in claim 8, which is characterized in that the second tunable band-pass tuning filtering device packet
It includes：
One signal receiving end connects the amplifying unit, to receive the audio signal amplified through noise reduction；
One oscillating circuit group connects described control unit, believes to receive the control of adjusting frequency range of described control unit output
Number；
One output end connects the audio demodulator, to export the audio signal of the described second default frequency range；
The oscillating circuit includes a plurality of oscillating circuits, and the oscillating circuit is sequentially connected with, and each the oscillating circuit is defeated
Enter the control terminal that the second tunable band-pass tuning filtering device is collectively formed in end, the output end of each oscillating circuit is all connected with
Between the signal receiving end and the output end.
10. multifunctional router as claimed in claim 9, which is characterized in that each the oscillating circuit group includes：One first
Oscillating circuit, one second oscillating circuit and a changeover module；
The input terminal of the oscillating circuit group is collectively formed in the first control terminal and the second control terminal of the changeover module, described to cut
The first switch terminal for changing component connects first oscillating circuit, and the second switch terminal connection described second of the changeover module is shaken
Circuit is swung, the output end of the changeover module forms the output end of the oscillating circuit group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510684920.4A CN105227475B (en) | 2015-10-20 | 2015-10-20 | A kind of multifunctional router |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510684920.4A CN105227475B (en) | 2015-10-20 | 2015-10-20 | A kind of multifunctional router |
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| Publication Number | Publication Date |
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| CN105227475A CN105227475A (en) | 2016-01-06 |
| CN105227475B true CN105227475B (en) | 2018-10-12 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101572958A (en) * | 2009-06-03 | 2009-11-04 | 德赛电子(惠州)有限公司 | Mobile wireless router |
| CN101729380A (en) * | 2008-10-21 | 2010-06-09 | 上海吉芯电子有限公司 | Method for designing intelligent WiFi wireless router with TV output |
| CN202679655U (en) * | 2012-07-24 | 2013-01-16 | 合肥博焱智能科技有限公司 | Multi-band heterogeneous internet of things gateway device |
| CN103428906A (en) * | 2013-09-02 | 2013-12-04 | 上海大亚科技有限公司 | EOC local side device of dual-band wireless AP |
| CN103595456A (en) * | 2013-10-16 | 2014-02-19 | 南京邮电大学 | Method for achieving multimedia sensor network data transmission system |
-
2015
- 2015-10-20 CN CN201510684920.4A patent/CN105227475B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101729380A (en) * | 2008-10-21 | 2010-06-09 | 上海吉芯电子有限公司 | Method for designing intelligent WiFi wireless router with TV output |
| CN101572958A (en) * | 2009-06-03 | 2009-11-04 | 德赛电子(惠州)有限公司 | Mobile wireless router |
| CN202679655U (en) * | 2012-07-24 | 2013-01-16 | 合肥博焱智能科技有限公司 | Multi-band heterogeneous internet of things gateway device |
| CN103428906A (en) * | 2013-09-02 | 2013-12-04 | 上海大亚科技有限公司 | EOC local side device of dual-band wireless AP |
| CN103595456A (en) * | 2013-10-16 | 2014-02-19 | 南京邮电大学 | Method for achieving multimedia sensor network data transmission system |
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| Publication number | Publication date |
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| CN105227475A (en) | 2016-01-06 |
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