CN104320158B - A kind of music player devices and system - Google Patents
A kind of music player devices and system Download PDFInfo
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- CN104320158B CN104320158B CN201410536140.0A CN201410536140A CN104320158B CN 104320158 B CN104320158 B CN 104320158B CN 201410536140 A CN201410536140 A CN 201410536140A CN 104320158 B CN104320158 B CN 104320158B
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Abstract
The embodiment of the invention discloses a kind of music player devices, system, wireless control method and device, equipment includes: power line communication PLC modulation /demodulation module, radio network interface, processor and audio amplifier；PLC modulation /demodulation module is connected with power line and processor, the electric-power wire communication signal that power line transmits is demodulated into data signal, is the incoming power line of electric-power wire communication signal by the data signal modulation received from processor；Radio network interface is connected with processor, it is provided that Wireless Fidelity WI FI focus, and reception, by the control information of the control terminal of WI FI focus access network, sends control information to processor；Processor is connected with audio amplifier, for receiving data signal from PLC modulation /demodulation module, and receive control information from radio network interface, according to data signal and/or control information, audio amplifier is controlled, higher-quality laser propagation effect can be obtained, wider array of signal cover can be provided for controlling terminal.
Description
Technical field
The present invention relates to Computer Applied Technology field, be specifically related to a kind of music player devices and system.
Background technology
Formed music system by multiple playback equipments, the most increasingly welcome by consumer.Such as search promise to think
The wireless music system of SONOS, multiple playback equipments are wirelessly (such as industry marks such as IEEE802.11
Accurate) connect into a private network.Further, this private network provide the outlet of internet-oriented (can
To be attached to one or more router, router is connected with the Internet), make the broadcasting in private network set
For accessing online music resource.Control terminal (such as smart mobile phone, panel computer, PC etc.), be mounted with
After special application software, the playback equipment in this private network can be accessed, playback equipment is managed
Reason, including increasing and minimizing equipment, search music, establishment playlist, and the control of various broadcast state
System.
Generally, in this private network, have a wherein playback equipment and be connected to external network
(such as the Internet), is such as connected to router by the way of wired or wireless.Other in private network is broadcast
Put equipment, by this equipment, it is also possible to indirectly access external network.Each broadcasting in private network
Equipment, can synchronize to play the Streaming Media music from the Internet；Can also synchronize to play a wherein broadcasting
Local music on equipment, is such as stored in the music file within this playback equipment, or is connected to broadcast
Put the music file on the External memory equipment (such as USB flash disk, portable hard drive) of equipment；Can also is that by flying
Happy AirPlay (a free audio player), bluetooth or Miracast (the wireless association of a video sharing
View) etc. the music that pushes of mode.In this private network, each playback equipment, can be by certainly
The Streaming Media music that oneself obtains from the Internet, or the music file read from local memory device, through solving
After Ma, it is packaged into packet one by one, is sent to other playback equipment within private network, thus realizes
Same song play by multiple playback equipments simultaneously.
In this private network, there is a playback equipment, receive and (be mounted with special from control terminal
Application software) control command, the control information being then converted in private network, be sent to one or more
Playback equipment, it is achieved the control of private network internal unit is operated by application software.Such as, by controlling eventually
Application software on end, can control the volume of one or more playback equipment, can control one or more
Device plays state, etc..
Should the private network that be made up of multiple playback equipments, can accept simultaneously one or more be mounted with special
The control of the control terminal of application software.Such as, the smart mobile phone of oneself can be connected by multiple users simultaneously
To same private network,
In the case of family uses, each playback equipment remains a need for being connected with power supply.It is to say, each
The what is called " wireless " of playback equipment refers to the wireless mode that network transmits, but it still has a power line.Nothing
Line transmission no doubt has its convenient, flexible feature, but also must see, is wirelessly transferred and can be limited by distance,
Particularly under some baroque home environments, the distance being wirelessly transferred and quality can be greatly affected.
On the other hand, it is wirelessly transferred and is also vulnerable to interference.The synchronization of multiple playback equipments is play, and needs better quality
Network transmission performance, otherwise there will be sound interruption, card etc. phenomenon, particularly transmit some high code checks
Voice data time, network transmission quality is particularly important.Comparatively speaking, cable network is in transmission quality
Aspect is even better.
Existing wireless music system, each playback equipment is to establish a private network, but controls terminal
Remain a need for be set up with this private network by wireless router being connected.As it is shown in figure 1, first plays
Equipment, the second playback equipment, the 3rd playback equipment, the 4th playback equipment one wireless music system of composition,
Wherein the first playback equipment is connected with wireless router, and so, controlling terminal just can be by this wireless routing
Device is connected with music system, thus controls music system.It is by MESH (wireless mesh network between playback equipment
Network) or the procotol such as AD Hoc (point-to-point) set up the private network of decentralization, playback equipment is permissible
The signal area breaking away from wireless router limits, and is distributed the widest.But it is possible that a problem,
Certain region, the playback equipment in this region may be coupled to private network, but the wireless routing in this region
The signal of device is the most weak or does not has, then when control terminal arrives this region, just cannot connect to wireless music system
System, also with regard to uncontrollable playback equipment.Still as a example by Fig. 1, it is assumed that the 4th playback equipment is from wireless routing
Device is distant, but due to MESH network technology, it can still connect to private network；, broadcast the 4th
Putting the region residing for equipment, the signal of wireless router does not covers, then broadcast when smart mobile phone arrives the 4th
When putting near equipment, just cannot connect to private network, lose and wireless music system is controlled.
The feature of music system based on existing many playback equipments composition, needs to solve voice data transmission quality
Problem with wireless signal coverage.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of music player devices and system, to obtain more high-quality
Laser propagation effect, and for control terminal provide wider array of signal cover.
The embodiment of the present invention is by the following technical solutions:
First aspect, embodiments provides a kind of music player devices, including:
Power line communication PLC modulation /demodulation module, radio network interface, processor and audio amplifier；
Described PLC modulation /demodulation module is connected with power line and described processor, for transmitted by power line
Electric-power wire communication signal is demodulated into data signal and is sent to described processor, the data that will receive from processor
Signal is modulated to the incoming described power line of electric-power wire communication signal；
Described radio network interface is connected with described processor, for providing Wireless Fidelity for wireless router
WI-FI focus, to be supplied to control terminal access the network at this music player devices place, receives by described
WI-FI focus accesses the control information of described network-based control terminal, and described control information is sent to described place
Reason device；
Described processor is connected with described audio amplifier, for receiving data signal from described PLC modulation /demodulation module,
And receive control information from described radio network interface, according to described data signal and/or described control information
Described audio amplifier is controlled.
Second aspect, the embodiment of the present invention additionally provides a kind of music playing system, including:
At least two playback equipment as described in above-mentioned first aspect, PLC modem, wireless router,
And control terminal；
Described PLC modem is connected with power line and described wireless router, for being transmitted by power line
Electric-power wire communication signal be demodulated into data signal and be sent to described wireless router, will be from wireless router
The data signal modulation received is the incoming described power line of electric-power wire communication signal；
Described wireless router is used for providing wireless network signal, to be supplied to control terminal access this music and broadcast
The network at place system place, and receive the control information accessing described network-based control terminal, by described control
Information processed is sent to described PLC modem；
Described control terminal is for connecing by the wireless network of described wireless router or arbitrary described playback equipment
Mouth accesses the network at this music playing system place, sends control information to described network.
The third aspect, the embodiment of the present invention additionally provides a kind of wireless control method, and described method is based on as above
Stating the music playing system described in second aspect, described method includes:
Detect the signal intensity of the WAP of described music playing system, wherein said WAP bag
Include wireless router and the radio network interface of each playback equipment of described music playing system；
If the signal intensity of the current wireless access point of described mobile terminal meets pre-conditioned, then according to being examined
The signal intensity surveyed switches the WAP of described mobile terminal.
Fourth aspect, the embodiment of the present invention additionally provides a kind of wireless control method, and described method is based on as above
Stating the music playing system described in second aspect, described method includes:
When detecting that control terminal accesses this music by this radio network interface by described radio network interface
During the network at playback equipment place, control described radio network interface and set to other music of described network
The standby broadcast packet presetting message containing this playback equipment mark, with notice other music player devices described；
When being received the presetting message comprising playback equipment mark by described radio network interface, then pass through institute
State radio network interface and detect the signal intensity of playback equipment corresponding to described playback equipment mark, if judging institute
State signal intensity and be less than first threshold, then control described radio network interface and open WI-FI focus function.
5th aspect, the embodiment of the present invention additionally provides a kind of control device of wireless, and described device is placed in as above
Stating the control terminal of music playing system described in second aspect, described device includes:
Signal strength detection unit, for detecting the signal intensity of the WAP of described music playing system,
Wherein said WAP includes the wireless router of described music playing system and the wireless of each playback equipment
Network interface；
WAP switch unit, if the signal intensity of the current wireless access point for described mobile terminal
Meet pre-conditioned, then switch the WAP of described mobile terminal according to the signal intensity detected.
6th aspect, the embodiment of the present invention additionally provides a kind of control device of wireless, and described device is placed in as above
Stating in each playback equipment of the music playing system described in second aspect, described device includes:
Connect radio unit, for when detecting that control terminal is wireless by this by described radio network interface
When network interface accesses the network at this music player devices place, control described radio network interface to described net
Other music player devices broadcast packets of network containing the presetting message of this playback equipment mark, with notice described other
Music player devices；
Focus function opens unit, comprises playback equipment mark for working as to be received by described radio network interface
The presetting message known, then set by the broadcasting that described radio network interface detects described playback equipment mark corresponding
Standby signal intensity, if judging, described signal intensity less than first threshold, then controls described radio network interface
Open WI-FI focus function.
The Advantageous Effects of the technical scheme that the embodiment of the present invention proposes is:
The embodiment of the present invention, by the music system that multiple playback equipments form, utilizes it to connect
Power line, realizes cable data network by electric lines of force and transmits, can obtain higher-quality laser propagation effect, with
Time provide intelligence focus cover, can for control terminal provide wider array of signal cover.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, the embodiment of the present invention will be retouched below
In stating, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only
Some embodiments of the present invention, for those of ordinary skill in the art, are not paying creative work
Under premise, it is also possible to content according to embodiments of the present invention and these accompanying drawings obtain other accompanying drawing.
Fig. 1 is existing wireless music system structure schematic diagram；
Fig. 2 is the music player devices structured flowchart described in the specific embodiment of the invention one；
Fig. 3 is the structural representation of the music playing system described in the specific embodiment of the invention two；
Wireless control method flow chart described in Fig. 4 specific embodiment of the invention three；
Wireless control method flow chart described in Fig. 5 specific embodiment of the invention four；
Control device of wireless structured flowchart described in Fig. 6 specific embodiment of the invention five；
Control device of wireless structured flowchart described in Fig. 7 specific embodiment of the invention six.
Detailed description of the invention
Technical scheme and the technique effect reached for making to present invention solves the technical problem that, using are clearer,
Below in conjunction with accompanying drawing, the technical scheme of the embodiment of the present invention is described in further detail, it is clear that retouched
The embodiment stated is only a part of embodiment of the present invention rather than whole embodiments.Based in the present invention
Embodiment, the every other reality that those skilled in the art are obtained under not making creative work premise
Execute example, broadly fall into the scope of protection of the invention.
Further illustrate technical scheme below in conjunction with the accompanying drawings and by detailed description of the invention.
Embodiment one
Fig. 2 is the music player devices structured flowchart described in the specific embodiment of the invention one, as in figure 2 it is shown,
Music player devices described in the present embodiment includes:
PLC modulation /demodulation module 201, radio network interface 202, processor 203 and audio amplifier 204；
Described PLC modulation /demodulation module 201 is connected with power line and described processor 203, for by power supply
The electric-power wire communication signal of line transmission is demodulated into data signal and is sent to described processor 203, will be from processor
203 data signal modulation received are the incoming described power line of electric-power wire communication signal；
Described radio network interface 202 is connected with described processor 203, for providing nothing for wireless router
Line fidelity WI-FI focus, to be supplied to control terminal access the network at this music player devices place, receives
Accessed the control information of described network-based control terminal by described WI-FI focus, described control information is sent out
Deliver to described processor 203；
Described processor 203 is connected with described audio amplifier 204, for from described PLC modulation /demodulation module 201
Receive data signal, and receive control information from described radio network interface 202, believe according to described data
Number and/or described control information described audio amplifier 204 is controlled.
It should be noted that in the music system that multiple playback equipments form, each playback equipment must connect
Power line, realizes cable data network by other playback equipment in electric lines of force and this music system and transmits,
Compared with the playback equipment in existing wireless music system, higher-quality laser propagation effect can be obtained.
It addition, the playback equipment described in the present embodiment also includes radio network interface 202, for wireless router
Wireless Fidelity WI-FI focus is provided, to be supplied to control terminal access the network at this music player devices place,
Freely can carry out according to the signal intensity of the WI-FI focus that each playback equipment is provided for described control terminal
Connect, control terminal can be made to break away from signal area and limit, expand the wireless communication of whole music playing system
Number coverage.
For example, it is contemplated that the region of each playback equipment may be not up to the coverage of above-mentioned wireless router,
Cause controlling terminal some playback equipment place region cannot accessing private network, thus lose privately owned
Network-based control, described processor 203 is additionally operable to:
When detecting that control terminal is connect by this radio network interface 202 by described radio network interface 202
When entering the network at this music player devices place, control described radio network interface 202 to its of described network
The presetting message that his music player devices broadcast packet identifies containing this playback equipment, broadcasts with notice other music described
Put equipment；
When being received the presetting message comprising playback equipment mark by described radio network interface 202, then lead to
Cross described radio network interface 202 and detect the signal intensity of playback equipment corresponding to described playback equipment mark,
If judging, described signal intensity less than first threshold, then controls described radio network interface 202 and opens WI-FI
Focus function.
Further, in order to save the energy, and extend the service life of radio network interface, reduce radiation,
Described processor 203 is additionally operable to, control described radio network interface 202 open WI-FI focus function it
After, control described radio network interface 202 every random time and detect corresponding the broadcasting of mark of described playback equipment
Putting the signal intensity of equipment, if judging, described signal intensity more than Second Threshold, then controls described wireless network
Interface 202 closes WI-FI focus function.
It should be noted that the audio amplifier 204 described in the present embodiment is identical with audio amplifier of the prior art, such as
May particularly include memorizer, audio processing modules and speaker.
Described memorizer is used for storing software program, and configuration data, and broadcast information is (such as played column
Table) etc.；
Described audio processing modules can include D/A conversion circuit, and power amplification circuit；
Described speaker can include sound-reducing unit, for the digital signal of sound is converted into sound wave.
Now, described processor 203 module, will for receiving automatic network and controlling the control command of terminal
The order received is converted to corresponding control action；Receive the voice data of automatic network, the audio frequency that will receive
Data restore sound by audio-frequency module, and by this music playing system of forwarded to other
Playback equipment.Further, described processor 203 module is also equipped with the decoding function of audio frequency, can be from mutually
Networking obtains stream medium data, after decoding in addition to self plays, is transferred to other broadcasting also by network and sets
Standby.
The present embodiment utilizes the power line that in music playing system, each playback equipment must connect, and passes through electric lines of force
Realize cable data network transmission, higher-quality laser propagation effect can be obtained, carry on each playback equipment simultaneously
Focus for intelligence covers, and can provide wider array of signal cover for controlling terminal.
Embodiment two
Fig. 3 is the structural representation of the music playing system described in the specific embodiment of the invention two, such as Fig. 3 institute
Showing, the music playing system described in the present embodiment includes:
At least two playback equipment as described in embodiment one (the first playback equipment 3011 as shown in Figure 3,
Second playback equipment the 3012, the 3rd playback equipment the 3013, the 4th playback equipment 3014), PLC modulation /demodulation
Device 302, wireless router 303 and control terminal 304；
Described PLC modem 302 is connected with power line and described wireless router 303, for by electricity
The electric-power wire communication signal of source line transmission is demodulated into data signal and is sent to described wireless router 303, will be from
The data signal modulation that wireless router 303 receives is the incoming described power line of electric-power wire communication signal；
Described wireless router 303 is used for providing wireless network signal, be supplied to control terminal 304 access
The network at this music playing system place, and receive the control letter accessing described network-based control terminal 304
Breath, is sent to described PLC modem 302 by described control information；
Described control terminal 304 is for by described wireless router 303 or the nothing of arbitrary described playback equipment
Wired network interface 202 accesses the network at this music playing system place, sends control information to described network.
It should be noted that the control terminal described in the present embodiment is to have the movement of wireless network access function
Terminal, such as smart mobile phone, net have the remote controller of wireless network module, intelligence wearable device (such as intelligence
Bracelet, intelligent glasses, intelligent watch etc.) etc..
Those skilled in the art it should be explicitly made clear at this point, what the music playing system described in the present embodiment was comprised broadcasts
The number putting equipment is two or more, includes but not limited to the first playback equipment as shown in Figure 3
3011, the second playback equipment the 3012, the 3rd playback equipment the 3013, the 4th playback equipment 3014 these four is broadcast
Put equipment.
It should be noted that the LAN of music playing system described in the present embodiment can based on but be not limited to
Too fidonetFido, is modulated on electric lines of force transmission by network transmission signal.Because utilizing electric lines of force to set up Ethernet,
Being ripe technology, thus, the music system of multiple playback equipments composition in the present embodiment, because being base
In wire transmission voice data and control command, the quality of transmission has had the biggest relative to wireless networking form
Improve.
Meanwhile, wireless router 303 is by after PLC (power line communication) modem, it is also possible to
It is linked into the private network of multiple playback equipment composition.So, each playback equipment in music system is permissible
It is connected with the Internet foundation by wireless router；Meanwhile, terminal is controlled (such as smart mobile phone, panel computer
Deng) can also be connected by the private network foundation that wireless router forms with multiple playback equipments.Need
Bright, if wireless router itself is integrated with PLC modulation /demodulation function, then can omit PLC modulation
Demodulator.
The present embodiment, by the music system that multiple playback equipments form, utilizes its power supply that must connect
Line, realizes cable data network by electric lines of force and transmits, can obtain higher-quality laser propagation effect, carry simultaneously
Focus for intelligence covers, and can provide wider array of signal cover for controlling terminal.
Embodiment three
Wireless control method flow chart described in Fig. 4 specific embodiment of the invention three, the present embodiment is applicable to
In music playing system described in embodiment two, control terminal and connect according to the signal intensity switching detected is wireless
The situation of access point, the method can be held by the control device of wireless of the control terminal being placed in music playing system
OK.
It should be noted that the control terminal described in the present embodiment is to have the movement of wireless network access function
Terminal, such as smart mobile phone, net have the remote controller of wireless network module, intelligence wearable device (such as intelligence
Bracelet, intelligent glasses, intelligent watch etc.) etc..
As shown in Figure 4, the wireless control method described in the present embodiment includes:
Step S401, detect the signal intensity of the WAP of described music playing system.
Wherein said WAP includes the wireless router of described music playing system and each playback equipment
Radio network interface.
In this step LAN in view of each playback equipment composition, the coverage of wireless router may be not
Reach the region of each playback equipment, cause controlling terminal and cannot access in the region at some playback equipment place
Private network, thus lose the problem of the control to private network, control terminal and detect described music system
The signal intensity of the WAP of system, carries out the operations such as point of penetration switching according to described signal intensity, so that
Described control terminal is consistently well linked in described LAN.
Specifically, the operation of the signal intensity of the WAP of the terminal described music playing system of detection is controlled
Can include multiple, such as, control terminal periodic ground and detect each WAP of described music playing system
Signal intensity, or control terminal alternately or randomly detect described music playing system every random time
The signal intensity of WAP.Wherein, one random time of time delay detects again, and each broadcasting can be avoided to set
For detecting and causing simultaneously closing off focus simultaneously, control terminal can be improved and be linked into the probability of WI-FI.
If the signal intensity of the current wireless access point of the described mobile terminal of step S402 meets pre-conditioned,
The WAP of described mobile terminal is then switched according to the signal intensity detected.
Such as, this step may particularly include: if the signal intensity of the WAP detected is divided by described shifting
The end value of the signal intensity of the current wireless access point of dynamic terminal more than the first predetermined threshold value, then controls described
Mobile terminal connects the WAP corresponding to signal intensity of described detection.
And for example, if also to may particularly include the signal intensity of the WAP detected pre-less than second for this step
If threshold values, then control the WAP that the maximum signal of the described mobile terminal described detection of connection is corresponding.
Above two concrete scheme can individually use, it is possible to combines and uses.
The present embodiment, by the music system that multiple playback equipments form, utilizes its power supply that must connect
Line, realizes cable data network by electric lines of force and transmits, can obtain higher-quality laser propagation effect, carry simultaneously
Focus for intelligence covers, by controlling the signal intensity of the current WAP of terminal detection, if described
The signal intensity of the current wireless access point of mobile terminal meets pre-conditioned, then strong according to the signal detected
Degree switches the WAP of described mobile terminal, can provide wider array of signal cover for controlling terminal.
Embodiment four
Wireless control method flow chart described in Fig. 5 specific embodiment of the invention four, the present embodiment is applicable to
In music playing system described in embodiment two, each playback equipment enters according to the signal intensity controlling terminal current
The situation that the WI-FI focus function of row message informing and control self turns off or on, the method can be by putting
Control device of wireless in each playback equipment of music playing system performs, as it is shown in figure 5, the present embodiment
Described wireless control method includes:
Step S501, when by described radio network interface detect control terminal by this radio network interface
When accessing the network at this music player devices place, control described radio network interface to other of described network
Music player devices broadcast packet is containing the presetting message of this playback equipment mark, with notice other music described
Equipment.
Playback equipment mark described in the present embodiment can be that this playback equipment identifies, such as playback equipment wireless
The SSID (Service Set Identifier, service set) of net terminating mouth, as long as there being a broadcasting to set
For receiving this information, this playback equipment can notify other playback equipment by private network.
Wherein SSID is used for distinguishing different networks, can have up to 32 characters, and wireless network card is provided with
Different SSID just can enter heterogeneous networks, and SSID is generally broadcast out by AP, by sweeping that XP carries
Retouch the SSID in function can see current region mutually.
Step S502, when received by described radio network interface comprise playback equipment mark presetting message,
The signal intensity of playback equipment corresponding to described playback equipment mark is then detected by described radio network interface,
If judging, described signal intensity less than first threshold, then controls described radio network interface and opens WI-FI focus
Function.
Such as, playback equipment passes through radio network interface, detects the letter of wireless router corresponding for above-mentioned SSID
Number intensity, if the signal intensity of this wireless router is less than certain value (such as less than 10%), then opens its nothing
The hotspot function of wired network interface.
Further, in order to save the energy, and extend the service life of radio network interface, reduce radiation,
Institute can be controlled every random time after controlling described radio network interface and opening WI-FI focus function
State radio network interface and detect the signal intensity of playback equipment corresponding to described playback equipment mark, if judging institute
State signal intensity and be more than Second Threshold, then control described radio network interface and close WI-FI focus function.
Such as, the SSID of the hotspot of each playback equipment, according to unified naming rule, there are two parts
Composition, form such as MMMM_xxxx, wherein MMMM is prefix part, is consistent product name, such as NETPLAY；
Xxxx is suffix portion, is used for distinguishing each playback equipment, can be the MAC Address of each playback equipment,
Or a string non-repetitive random or order digital coding.
After completing above-mentioned action, one random time of each playback equipment time delay is (between such as 1 second to 100 seconds
Random time), then by the radio network interface of playback equipment, detection SSID be above-mentioned naming rule
WI-FI focus signal intensity, as found to there is signal intensity more than the above-mentioned heat of certain threshold values (such as 80%)
Point, then close the WI-FI focus of self.Herein, one random time of time delay, in detection, is to keep away
Exempt from each playback equipment to detect simultaneously and cause simultaneously closing off focus.
So far, the region at each playback equipment place, there is the nothing being available for controlling terminal accessing private network
Line signal.It is the signal of wireless router, or is the focus wireless signal of playback equipment offer.
The present embodiment, by the music system that multiple playback equipments form, utilizes its power supply that must connect
Line, realizes cable data network by electric lines of force and transmits, can obtain higher-quality laser propagation effect, lead to simultaneously
Cross each playback equipment and carry out message informing according to controlling the current signal intensity of terminal and control the WI-FI of self
The situation that focus function turns off or on, can provide the focus of intelligence to cover for controlling terminal.
Embodiment five
Control device of wireless structured flowchart described in Fig. 6 specific embodiment of the invention five, fills described in the present embodiment
It is placed in the control terminal of music playing system as described in embodiment two, as shown in Figure 6, the present embodiment institute
The control device of wireless stated includes:
Signal strength detection unit 601, the signal of the WAP for detecting described music playing system is strong
Degree, wherein said WAP includes the wireless router of described music playing system and each playback equipment
Radio network interface；
WAP switch unit 602, if the signal for the current wireless access point of described mobile terminal is strong
Degree meets pre-conditioned, then switch the WAP of described mobile terminal according to the signal intensity detected.
Further, described signal strength detection unit 601 specifically for: periodically detect described music
The signal intensity of each WAP of Play System, or alternately or randomly detect institute every random time
State the signal intensity of the WAP of music playing system.
Further, described WAP switch unit 602 specifically for:
If the signal intensity of the WAP detected is divided by the current wireless access point of described mobile terminal
Signal intensity is more than the first predetermined threshold value, then control described mobile terminal and connect the signal intensity pair of described detection
The WAP answered；And/or
If the signal intensity of the WAP detected is less than the second pre-set threshold value, then control described mobile whole
Hold the WAP that the maximum signal connecting described detection is corresponding.
The control device of wireless that the present embodiment provides can perform the controlled in wireless side that the embodiment of the present invention three is provided
Method, possesses the corresponding functional module of execution method and beneficial effect.
Embodiment six
Control device of wireless structured flowchart described in Fig. 7 specific embodiment of the invention six, fills described in the present embodiment
It is placed in each playback equipment of the music playing system as described in embodiment two, as it is shown in fig. 7, this enforcement
Control device of wireless described in example includes:
Connect radio unit 701, for when detecting that control terminal is by this nothing by described radio network interface
When wired network interface accesses the network at this music player devices place, control described radio network interface to described
Other music player devices broadcast packets of network containing the presetting message of this playback equipment mark, with notice described its
His music player devices；
Focus function opens unit 702, comprises playback equipment for working as to be received by described radio network interface
The presetting message of mark, then detect, by described radio network interface, the broadcasting that described playback equipment mark is corresponding
The signal intensity of equipment, if judging, described signal intensity less than first threshold, then controls described wireless network and connects
Mouth opens WI-FI focus function.
Further, described device also includes focus function closing unit 703, for controlling described wireless network
After network interface opens WI-FI focus function, control described radio network interface every random time and detect institute
Stating the signal intensity of playback equipment corresponding to playback equipment mark, if judging, described signal intensity is more than the second threshold
Value, then control described radio network interface and close WI-FI focus function.
The control device of wireless that the present embodiment provides can perform the controlled in wireless side that the embodiment of the present invention four is provided
Method, possesses the corresponding functional module of execution method and beneficial effect.
All or part of content in the technical scheme that above example provides can be realized by software programming,
Its software program is stored in the storage medium that can read, storage medium such as: the hard disk in computer, light
Dish or floppy disk.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.Those skilled in the art
It will be appreciated that the invention is not restricted to specific embodiment described here, can enter for a person skilled in the art
Row various obvious changes, readjust and substitute without departing from protection scope of the present invention.Therefore, though
So by above example, the present invention is described in further detail, but the present invention be not limited only to
Upper embodiment, without departing from the inventive concept, it is also possible to include other Equivalent embodiments more,
And the scope of the present invention is determined by scope of the appended claims.
Claims (13)
1. a music player devices, it is characterised in that including:
Power line communication PLC modulation /demodulation module, radio network interface, processor and audio amplifier；
Described PLC modulation /demodulation module is connected with power line and described processor, for transmitted by power line
Electric-power wire communication signal is demodulated into data signal and is sent to described processor, the data that will receive from processor
Signal is modulated to the incoming described power line of electric-power wire communication signal；
Described radio network interface is connected with described processor, for providing Wireless Fidelity for wireless router
WI-FI focus, to be supplied to control terminal access the network at this music player devices place, receives by institute
State WI-FI focus and access the control information of described network-based control terminal, described control information is sent to institute
State processor；
Described processor is connected with described audio amplifier, for receiving data signal from described PLC modulation /demodulation module,
And receive control information from described radio network interface, according to described data signal and/or described control information
Described audio amplifier is controlled, is additionally operable to: when detecting that control terminal is passed through by described radio network interface
When this radio network interface accesses the network at this music player devices place, control described radio network interface to
Other music player devices broadcast packets of described network are containing the presetting message of this playback equipment mark, to notify
State other music player devices；The pre-of playback equipment mark is comprised when being received by described radio network interface
If message, then detected the letter of playback equipment corresponding to described playback equipment mark by described radio network interface
Number intensity, if judging, described signal intensity less than first threshold, then controls described radio network interface and opens
WI-FI focus function.
2. music player devices as claimed in claim 1, it is characterised in that described processor is additionally operable to,
After controlling described radio network interface and opening WI-FI focus function, control described nothing every random time
Wired network interface detects the signal intensity of playback equipment corresponding to described playback equipment mark, if judging described letter
Number intensity more than Second Threshold, then controls described radio network interface and closes WI-FI focus function.
3. a music playing system, it is characterised in that including:
The arbitrary described playback equipment of at least two such as claim 1-2, PLC modem, without circuit
By device and control terminal；
Described PLC modem is connected with power line and described wireless router, for being transmitted by power line
Electric-power wire communication signal be demodulated into data signal and be sent to described wireless router, will be from wireless router
The data signal modulation received is the incoming described power line of electric-power wire communication signal；
Described wireless router is used for providing wireless network signal, to be supplied to control terminal access this music and broadcast
The network at place system place, and receive the control information accessing described network-based control terminal, by described control
Information processed is sent to described PLC modem；
Described control terminal is for connecing by the wireless network of described wireless router or arbitrary described playback equipment
Mouth accesses the network at this music playing system place, sends control information to described network.
4. a wireless control method, it is characterised in that described method is based on sound as claimed in claim 3
Happy Play System, described method includes:
Detect the signal intensity of the WAP of described music playing system, wherein said WAP bag
Include wireless router and the radio network interface of each playback equipment of described music playing system；
If the signal intensity of the current wireless access point of mobile terminal meets pre-conditioned, then according to being detected
Signal intensity switches the WAP of described mobile terminal.
5. wireless control method as claimed in claim 4, it is characterised in that detect described music system
The operation of the signal intensity of the WAP of system specifically includes: periodically detect described music playing system
The signal intensity of each WAP, or alternately or randomly detect described music every random time and broadcast
The signal intensity of the WAP of place system.
6. the wireless control method as described in claim 4 or 5, it is characterised in that if described mobile terminal
The signal intensity of current wireless access point meet pre-conditioned, then according to the signal intensity switching institute detected
The operation of the WAP stating mobile terminal specifically includes:
If the signal intensity of the WAP detected is divided by the current wireless access point of described mobile terminal
The end value of signal intensity is more than the first predetermined threshold value, then control described mobile terminal and connect the letter of described detection
Number WAP that intensity is corresponding；And/or
If the signal intensity of the WAP detected is less than the second pre-set threshold value, then control described mobile whole
Hold the WAP that the maximum signal connecting described detection is corresponding.
7. a wireless control method, it is characterised in that described method is based on sound as claimed in claim 3
Happy Play System, described method includes:
When detecting that control terminal accesses this music by this radio network interface by described radio network interface
During the network at playback equipment place, control described radio network interface and set to other music of described network
The standby broadcast packet presetting message containing this playback equipment mark, with notice other music player devices described；
When being received the presetting message comprising playback equipment mark by described radio network interface, then pass through institute
State radio network interface and detect the signal intensity of playback equipment corresponding to described playback equipment mark, if judging institute
State signal intensity and be less than first threshold, then control described radio network interface and open WI-FI focus function.
8. wireless control method as claimed in claim 7, it is characterised in that controlling described wireless network
After interface opens WI-FI focus function, control the detection of described radio network interface every random time described
The signal intensity of the playback equipment that playback equipment mark is corresponding, if judging, described signal intensity is more than Second Threshold,
Then control described radio network interface and close WI-FI focus function.
9. a control device of wireless, it is characterised in that described device is placed in sound as claimed in claim 3
The control terminal of happy Play System, described device includes:
Signal strength detection unit, for detecting the signal intensity of the WAP of described music playing system,
Wherein said WAP includes the wireless router of described music playing system and the wireless of each playback equipment
Network interface；
WAP switch unit, if the signal intensity for the current wireless access point of mobile terminal meets
Pre-conditioned, then the WAP of described mobile terminal is switched according to the signal intensity detected.
10. control device of wireless as claimed in claim 9, it is characterised in that described signal strength detection
Unit specifically for: periodically detect the signal intensity of each WAP of described music playing system,
Or the signal that alternately or randomly detects the WAP of described music playing system every random time is strong
Degree.
11. control device of wireless as described in claim 9 or 10, it is characterised in that described wireless access
Point switch unit specifically for:
If the signal intensity of the WAP detected is divided by the current wireless access point of described mobile terminal
Signal intensity is more than the first predetermined threshold value, then control described mobile terminal and connect the signal intensity pair of described detection
The WAP answered；And/or
If the signal intensity of the WAP detected is less than the second pre-set threshold value, then control described mobile whole
Hold the WAP that the maximum signal connecting described detection is corresponding.
12. 1 kinds of control device of wireless, it is characterised in that described device is placed in as claimed in claim 3
In each playback equipment of music playing system, described device includes:
Connect radio unit, for when detecting that control terminal is wireless by this by described radio network interface
When network interface accesses the network at this music player devices place, control described radio network interface to described net
Other music player devices broadcast packets of network containing the presetting message of this playback equipment mark, with notice described other
Music player devices；
Focus function opens unit, comprises playback equipment mark for working as to be received by described radio network interface
The presetting message known, then set by the broadcasting that described radio network interface detects described playback equipment mark corresponding
Standby signal intensity, if judging, described signal intensity less than first threshold, then controls described radio network interface
Open WI-FI focus function.
13. control device of wireless as claimed in claim 12, it is characterised in that described device also includes heat
Point function closing unit, after opening WI-FI focus function at the described radio network interface of control, often
Control described radio network interface every random time and detect the letter of playback equipment corresponding to described playback equipment mark
Number intensity, if judging, described signal intensity more than Second Threshold, then controls described radio network interface and closes
WI-FI focus function.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410536140.0A CN104320158B (en) | 2014-10-11 | 2014-10-11 | A kind of music player devices and system |
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| CN201410536140.0A CN104320158B (en) | 2014-10-11 | 2014-10-11 | A kind of music player devices and system |
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| CN104320158B true CN104320158B (en) | 2016-08-31 |
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| CN106454888B (en) * | 2015-08-13 | 2019-10-01 | 国基电子（上海）有限公司 | Data transmission quality managing and control system and method |
| CN105812906B (en) * | 2016-03-22 | 2018-11-20 | 广东欧珀移动通信有限公司 | A kind of communication control method and device of playback equipment |
| CN106356022A (en) * | 2016-10-20 | 2017-01-25 | 南京东恒计量实业有限公司 | Control device and method used for display screen |
| CN106603122A (en) * | 2016-11-07 | 2017-04-26 | 歌尔丹拿音响有限公司 | Audio transmission device and system based on power line, and networking method |
| WO2018120632A1 (en) | 2016-12-30 | 2018-07-05 | 华为技术有限公司 | Method and apparatus for managing media file within managed device |
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| CN212627815U (en) * | 2020-06-05 | 2021-02-26 | 深圳市爱宝莱照明技术有限公司 | Signal modulation circuit, signal demodulation circuit, modulation/demodulation module, and electronic device |
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