CN105072553A - Sound amplification method and sound amplification device of sound equipment - Google Patents

Sound amplification method and sound amplification device of sound equipment Download PDF

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Publication number
CN105072553A
CN105072553A CN201510546303.8A CN201510546303A CN105072553A CN 105072553 A CN105072553 A CN 105072553A CN 201510546303 A CN201510546303 A CN 201510546303A CN 105072553 A CN105072553 A CN 105072553A
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public address
address equipment
equipment
volume
available
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CN201510546303.8A
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CN105072553B (en
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叶韵
俞贵涛
许可喜
关小伟
张会香
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Samsung Electronics China R&D Center
Samsung Electronics Co Ltd
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Samsung Electronics China R&D Center
Samsung Electronics Co Ltd
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Abstract

The invention provides a sound amplification method and a sound amplification device of sound equipment. The sound amplification method comprises the following steps that: the sound equipment and other sound amplification equipment establish an audio equipment group; when the sound of the sound equipment needs to be amplified, the grade of each available sound amplification equipment in the audio equipment group is determined; and various grades of available sound amplification equipment are sequentially requested for participating sound amplification at the beginning of the highest-grade available sound amplification equipment according to the grade of the available sound amplification equipment. In the embodiment of the invention, the sound amplification equipment in the group is graded by establishing the audio equipment group; and various grades of available sound amplification equipment are sequentially requested for participating sound amplification at the beginning of the highest-grade available sound amplification equipment, so that the sound amplification effect is improved.

Description

The audio amplifying method of stereo set and device
Technical field
The application relates to Audiotechnica field, particularly relates to audio amplifying method and the device of stereo set.
Background technology
At present, outside mobile phone needs, put call, or when needing outer playback frequently, can adopt in two ways, mode one, use mobile phone loud speaker; Mode two, connects other stereo set by wired or wireless mode.
Above-mentioned two kinds of modes have following defect respectively:
For mode one, which uses mobile phone loud speaker, and such volume is lower, and when audience's distance mobile phone is far away, sound is fuzzy, affects auditory effect, and when playing for a long time, power consumption is larger;
For mode two, when connecting other stereo set, now mobile phone speaker ceases to be in force automatically, and is directly switch to other stereo set from mobile phone speaker, and may make volume saltus step, auditory effect is poor; And when connecting other stereo set multiple, the volume adjusting of the plurality of stereo set is consistent, and when the plurality of stereo set is not identical with the distance of audience, auditory effect is good not.
Summary of the invention
The embodiment of the present application provides audio amplifying method and the device of stereo set.
The technical scheme of the application is achieved in that
An audio amplifying method for stereo set, the method comprises:
Stereo set and other public address equipment set up audio frequency apparatus group;
When stereo set needs to amplify, determine the rank of each available public address equipment in described audio frequency apparatus group, according to the rank of available public address equipment, from highest-ranking available public address equipment, ask available public address equipment at different levels to participate in amplifying successively.
Described stereo set and other public address equipment are set up audio frequency apparatus group and are comprised:
After stereo set starts, create audio frequency apparatus group, when having detected that public address equipment adds wireless network, having sent group to this public address equipment and adding invitation message, the group that this public address equipment returns if receive adds acknowledge message, then this public address equipment is added this audio frequency apparatus group.
Describedly determine that the rank of each available public address equipment in described audio frequency apparatus group comprises:
What receive user's input is the rank that each available public address equipment is arranged.
Describedly determine that the rank of each available public address equipment in described audio frequency apparatus group comprises:
Stereo set sends the instruction of test tone frequency detecting to auxiliary equipment, receives the frequency of the test tone that auxiliary equipment is sent, the frequency of this test tone be auxiliary equipment environmentally in the glitch-free audio frequency determined of noise frequency;
Stereo set adopts the volume of the frequency of this test tone and default test tone, plays the test tone of preset duration, to make: auxiliary equipment is recorded to this test tone, and according to the volume of recording and frequency, determines the position of this stereo set;
Stereo set sends test tone to each available public address equipment in described audio frequency apparatus group successively and plays instruction, the frequency of test tone, volume and playing duration is carried in this instruction, to make: auxiliary equipment is recorded to the test tone that each available public address equipment is play successively, and according to the volume of recording and frequency, determine the position of each available public address equipment;
The positional information of this stereo set that stereo set reception auxiliary equipment is sent and each available public address equipment, according to this positional information, determine the rank of each available public address equipment, wherein, the rank of the available public address equipment nearer apart from this stereo set is higher.
Described from highest-ranking available public address equipment, ask available public address equipment at different levels to participate in amplifying comprising successively:
When stereo set detect user set volume reach m preparation threshold value time, each public address equipment to m level sends and activates preparation instruction, if the activation preparation that the public address equipment receiving arbitrary m level returns confirms instruction, then detect user set volume reach m activation threshold time, each available public address equipment to m level sends and activates instruction, and when detecting that user sets volume change and is greater than m activation threshold, the volume that volume calculates available public address equipment at different levels in 1st ~ m level is set according to user, the voice data that this volume value and needs amplify is carried at the at different levels available public address equipment play in instruction and send in 1 ~ m level, wherein, the volume of the public address equipment that rank is lower is higher,
Wherein, 1≤m≤n, n is total number of levels of public address equipment, and m value is less, and representative rank is higher, and, m-1 preparation threshold value < m-1 activation threshold < m preparation threshold value < m activation threshold.
Described each public address equipment to m level comprises after sending and activating preparation instruction further:
If the activation preparation that the public address equipment not receiving any m level returns confirms instruction, then think that all public address equipments of m level are all unavailable, the rank of the public address equipments at different levels after m level is all improved one-level, returns described each public address equipment to m level and send the action activating preparation instruction.
Describedly available public address equipment at different levels is asked to participate in amplifying comprising further successively:
When finding that the arbitrary public address equipment in audio frequency apparatus group is used by other stereo set, notify that this public address equipment reduces volume.
A kind of public address set, be positioned on stereo set, this device comprises:
Group sets up module, sets up audio frequency apparatus group with other public address equipment;
Amplify processing module: when this stereo set needs to amplify, determine the rank of each available public address equipment in described audio frequency apparatus group, according to the rank of available public address equipment, from highest-ranking available public address equipment, available public address equipment at different levels is asked to participate in amplifying successively.
Described group sets up module and other public address equipment and sets up audio frequency apparatus group and comprise:
After startup, create audio frequency apparatus group, when having detected that public address equipment adds wireless network, having sent group to this public address equipment and adding invitation message, the group that this public address equipment returns if receive adds acknowledge message, then this public address equipment is added this audio frequency apparatus group.
The described processing module that amplifies determines that the rank of each available public address equipment in described audio frequency apparatus group comprises:
What receive user's input is the rank that each available public address equipment is arranged.
The described processing module that amplifies determines that the rank of each available public address equipment in described audio frequency apparatus group comprises:
Send the instruction of test tone frequency detecting to auxiliary equipment, receive the frequency of the test tone that auxiliary equipment is sent, the frequency of this test tone be auxiliary equipment environmentally in the glitch-free audio frequency determined of noise frequency;
Adopt the volume of the frequency of this test tone and default test tone, play the test tone of preset duration, to make: auxiliary equipment is recorded to this test tone, and according to the volume of recording and frequency, determine the position of this stereo set;
Send test tone to each available public address equipment in described audio frequency apparatus group successively and play instruction, the frequency of test tone, volume and playing duration is carried in this instruction, to make: each available public address equipment plays test tone, and auxiliary equipment is recorded to the test tone that each available public address equipment is play successively, and according to the volume of recording and frequency, determine the position of each available public address equipment;
The positional information of this stereo set that reception auxiliary equipment is sent and each available public address equipment, according to this positional information, determine the rank of each available public address equipment, wherein, the rank of the available public address equipment nearer apart from this stereo set is higher.
The described processing module that amplifies, from highest-ranking available public address equipment, asks available public address equipment at different levels to participate in amplifying comprising successively:
When detect user set volume reach m preparation threshold value time, each public address equipment to m level sends and activates preparation instruction, if the activation preparation that the public address equipment receiving arbitrary m level returns confirms instruction, then detect user set volume reach m activation threshold time, each available public address equipment to m level sends and activates instruction, and when detecting that user sets volume change and is greater than m activation threshold, the volume that volume calculates available public address equipment at different levels in 1st ~ m level is set according to user, the voice data that this volume value and needs amplify is carried to play in instruction and sends to available public address equipment at different levels in 1st ~ m level, wherein, the volume of the public address equipment that rank is lower is higher,
Wherein, 1≤m≤n, n is total number of levels of public address equipment, and m value is less, and representative rank is higher, and, m-1 preparation threshold value < m-1 activation threshold < m preparation threshold value < m activation threshold.
Described amplify processing module to each public address equipment of m level send activate preparation instruction after be further used for,
If the activation preparation that the public address equipment not receiving any m level returns confirms instruction, then the rank of the public address equipments at different levels after m level is all improved one-level, return described each public address equipment to m level and send the action activating preparation instruction.
The described processing module that amplifies asks public address equipment at different levels to participate in amplifying being further used for successively
When finding that the arbitrary public address equipment in audio frequency apparatus group is used by other stereo set, notify that this public address equipment reduces volume.
Visible, in the embodiment of the present application, by setting up audio frequency apparatus group, and the public address equipment in group being carried out classification, from highest-ranking available public address equipment, asking available public address equipment at different levels to participate in amplifying successively, thus enhancing sound amplification effect.
Accompanying drawing explanation
The audio amplifying method flow chart of the stereo set that Fig. 1 provides for the embodiment of the present application;
What Fig. 2 provided for the application one embodiment sets up audio frequency apparatus group and determines the method flow diagram of public address equipment rank;
The process flow figure that amplifies that Fig. 3 provides for the embodiment of the present application;
The networking diagram of the application example that Fig. 4 provides for the application;
The composition schematic diagram of the public address set that Fig. 5 provides for the embodiment of the present application.
Embodiment
Below in conjunction with specific embodiment, the application is further elaborated.
The audio amplifying method flow chart of the stereo set that Fig. 1 provides for the embodiment of the present application, its concrete steps are as follows:
Step 101: stereo set and other public address equipment set up audio frequency apparatus group.
Stereo set can be carry loud speaker arbitrarily, or the equipment not with loud speaker, such as: mobile phone etc.
Step 102: when stereo set needs to amplify, determines the rank of each available public address equipment in audio frequency apparatus group, according to the rank of available public address equipment, from highest-ranking available public address equipment, asks available public address equipment at different levels to participate in amplifying successively.
In a kind of embodiment, in step 101, stereo set and other public address equipment are set up audio frequency apparatus group and are comprised:
After stereo set starts, create audio frequency apparatus group, when having detected that public address equipment adds wireless network, having sent group to this public address equipment and adding invitation message, the group that this public address equipment returns if receive adds acknowledge message, then this public address equipment is added this audio frequency apparatus group.
In a kind of embodiment, in step 102, determine that the rank of each available public address equipment in audio frequency apparatus group comprises:
What receive user's input is the rank that each available public address equipment is arranged.
In a kind of embodiment, in step 102, determine that the rank of each available public address equipment in described audio frequency apparatus group comprises:
Stereo set sends the instruction of test tone frequency detecting to auxiliary equipment, receives the frequency of the test tone that auxiliary equipment is sent, the frequency of this test tone be auxiliary equipment environmentally in the glitch-free audio frequency determined of noise frequency;
Stereo set adopts the volume of the frequency of this test tone and default test tone, plays the test tone of preset duration, to make: auxiliary equipment is recorded to this test tone, and according to the volume of recording and frequency, determines the position of this stereo set;
Stereo set sends test tone to each available public address equipment in described audio frequency apparatus group successively and plays instruction, the frequency of test tone, volume and playing duration is carried in this instruction, to make: auxiliary equipment is recorded to the test tone that each available public address equipment is play successively, and according to the volume of recording and frequency, determine the position of each available public address equipment;
The positional information of this stereo set that stereo set reception auxiliary equipment is sent and each available public address equipment, according to this positional information, determine the rank of each available public address equipment, wherein, the rank of the available public address equipment nearer apart from this stereo set is higher.
In a kind of embodiment, in step 102, from highest-ranking available public address equipment, available public address equipment at different levels is asked to participate in amplifying comprising successively:
When stereo set detect user set volume reach m preparation threshold value time, each public address equipment to m level sends and activates preparation instruction, if the activation preparation that the public address equipment receiving arbitrary m level returns confirms instruction, then detect user set volume reach m activation threshold time, each available public address equipment to m level sends and activates instruction, and when detecting that user sets volume change and is greater than m activation threshold, the volume that volume calculates available public address equipment at different levels in 1st ~ m level is set according to user, the voice data that this volume value and needs amplify is carried to play in instruction and sends to available public address equipment at different levels in 1st ~ m level, wherein, the public address equipment volume that rank is lower is higher,
Wherein, 1≤m≤n, n is total number of levels of public address equipment, and m value is less, and representative rank is higher, and, m-1 preparation threshold value < m-1 activation threshold < m preparation threshold value < m activation threshold.
In a kind of embodiment, each public address equipment to m level sends to activate after preparation indicates and comprises further:
If the activation preparation that the public address equipment not receiving any m level returns confirms instruction, then think that all public address equipments of m level are all unavailable, the rank of the public address equipments at different levels after m level is all improved one-level, returns described each public address equipment to m level and send the action activating preparation instruction.
In a kind of embodiment, in step 102, available public address equipment at different levels is asked to participate in amplifying comprising further successively:
When finding that the arbitrary public address equipment in audio frequency apparatus group is used by other stereo set, notify that this public address equipment reduces volume.
What Fig. 2 provided for the application one embodiment sets up audio frequency apparatus group and determines the method flow diagram of public address equipment rank, and its concrete steps are as follows:
Step 200: using the first stereo set in preset range as main control device, using the second equipment in preset range as auxiliary equipment.
Second stereo set needs to carry or External microphone, and needs to possess sound-recording function.
Step 201: main control device starts, creates audio frequency apparatus group.
Step 202: main control device has detected that public address equipment adds wireless network, then send group to this public address equipment and add invitation message.
Step 203: main control device receives the group that this public address equipment returns and adds acknowledge message, is added in audio frequency apparatus group by this public address equipment.
Group adds the type, state etc. that acknowledge message can carry this public address equipment.Wherein, type is as TV public address equipment, mobile phone public address equipment, dull and stereotyped public address equipment, family expenses public address equipment etc.; State is mainly divided into: busy and idle two kinds, if this public address equipment is used, then state is busy, otherwise state is idle.
When public address equipment receive group that main control device sends add invitation message time, if self is idle, then returns group to main control device and add acknowledge message; If self is busy, then returns group to main control device and add refuse information, this message carries busy flag, so that master control confirms phone, this public address equipment is unavailable.
Step 204: when main control device needs to amplify, the instruction of test tone frequency detecting is sent to auxiliary equipment, auxiliary equipment receives this instruction, noise frequency in testing environment, determine glitch-free audio frequency according to the noise frequency detected, this glitch-free audio frequency is sent to main control device as the frequency of test tone.
Step 205: main control device receives and preserves the frequency of test tone, position probing instruction is sent to auxiliary equipment, the frequency of the mark of this main control device and test tone, volume and playing duration are carried in this instruction, simultaneously, adopt the frequency of test tone and the volume of default test tone, play the test tone of preset duration.
The volume of test tone can be any, preferably adopts the volume allowing audience feel comfortable, as 50% of max volume.
Step 206: auxiliary equipment receives and preserves the frequency of the mark of the main control device that main control device is sent and test tone, volume and playing duration, recording sampling is carried out to the test tone that main control device is play, according to original frequency, the volume of the frequency of sampled audio, volume and test tone, calculate the position of main control device, the positional information of main control device and the mark of main control device are sent to main control device.
The position of main control device is primarily of two Parametric Representations, and one is the distance of main control device and auxiliary equipment, and another is the orientation (as: left or right) of main control device relative to auxiliary equipment.
Step 207: it is complete that main control device plays test tone, with the playing duration of test tone for the time interval, sends test tone to each public address equipment in audio frequency apparatus group successively and plays instruction, and the frequency of test tone, volume and playing duration are carried in this instruction; Simultaneously with the playing duration of test tone for the time interval, send position probing instruction respectively to auxiliary equipment, the frequency of the mark of the public address equipment playing test tone and test tone, volume and playing duration are carried in this instruction.
Step 208: each public address equipment receives test tone and plays instruction, according to the frequency of the test tone in this instruction, volume and playing duration, adopts this frequency and volume, plays the test tone of corresponding duration.
Step 209: when auxiliary equipment receives the position probing instruction that main control device sends, preserve the frequency of the mark of the public address equipment in this instruction and test tone, volume and playing duration, recording sampling is carried out to the test tone that this public address equipment is play, according to original frequency, the volume of the frequency of sampled audio, volume and test tone, calculate the position of this public address equipment, the positional information of this public address equipment and the mark of this public address equipment are sent to main control device.
Step 210: when main control device receives positional information with all public address equipments of this main control device that auxiliary equipment sends, according to the positional information of this main control device with all public address equipments, calculate the rank of each public address equipment.
Particularly, main control device according to the positional information of this main control device with all public address equipments, can calculate distance and the orientation of each public address equipment and this main control device, and then higher according to the nearlyer rank of distance principle, determines the rank of each public address equipment.
Establishing audio frequency apparatus group, and after determining the rank of each public address equipment in group, each public address equipment just can used to carry out having amplified.
The process flow figure that amplifies that Fig. 3 provides for the embodiment of the present application, its concrete steps are as follows:
Step 301: main control device starts audio plays (comprise user's communication voice, equipment carry or external audio frequency etc.).
Step 302: main control device finds that user sets volume and reaches default m preparation threshold value, then send to m level public address equipment and activate preparation instruction.
Step 303: m level public address equipment receives this activation preparation instruction, then self does not also start, then start and carry out device initialize, and return activation preparation confirmation instruction to main control device; If self starts, then return directly to main control device and activate preparation confirmation instruction; Self if busy (namely being used by miscellaneous equipment), then return to main control device and activate the instruction of preparation refusal.
Step 304: main control device is labeled as available by returning the public address equipment activating preparation confirmation instruction, confirms that the public address equipment indicated is labeled as unavailable by not returning activation preparation.
Step 305: main control device finds that user sets volume and reaches default m activation threshold, then the available public address equipment to m level sends activation preparation instruction.
Activate in preparation instruction the voice data that can carry main control device and will play, after public address equipment receives, adopt volume 0 to play this voice data; Certain activation preparation instruction also can not carry voice data, and this instruction is mainly in order to notify that public address equipment performs the preparation that will amplify.
Step 306: main control device finds that user sets volume change and exceedes default m activation threshold, then set according to active user the volume that volume calculates public address equipment at different levels in 1st ~ m level, the voice data that will play and corresponding volume are carried to play in instruction and send to corresponding public address equipments at different levels.
Wherein, 1≤m≤n, n is total number of levels of public address equipment, and m value is less, and representative rank is higher, and, m-1 preparation threshold value < m-1 activation threshold < m preparation threshold value < m activation threshold.
Step 307: public address equipment at different levels receives this broadcasting instruction, adopts the volume in this instruction to play voice data in this instruction.
Below provide the application's application example:
The application scenarios of this example as shown in Figure 4, in this example, master control mobile phone invites public address equipment 1 ~ 4 to add audio frequency apparatus group, and auxiliary equipment detects the position of master control mobile phone and public address equipment 1 ~ 4 and notifies master control mobile phone, master control mobile phone is according to the position of the position of oneself and public address equipment 1 ~ 4, determine to amplify 1 ~ 2 for one-level public address equipment, public address equipment 3 ~ 4 is secondary public address equipment.Wherein, public address equipment 1 ~ 4 can add in acknowledge message to carry to show oneself to be the information of preposition or rearmounted public address equipment in the group returned to master control mobile phone, particularly, because public address equipment 1 ~ 2 is preposition public address equipment, therefore, master control mobile phone using public address equipment 1 ~ 2 as one-level public address equipment, because public address equipment 3 ~ 4 is preposition public address equipment, therefore, master control mobile phone using public address equipment 3 ~ 4 as secondary public address equipment.
The processing procedure that amplifies is as follows:
Step 01: master control mobile phone starts audio plays.
Step 02: when user set volume reach 15% of max volume time, master control mobile phone notice first order public address equipment: public address equipment 1 ~ 2 starts, then public address equipment 1 ~ 2 starts and carries out device initialize.
Step 03: when user set volume reach 25% of max volume time, master control mobile phone notice first order public address equipment: public address equipment 1 ~ 2 activates.
Step 04: when user sets volume increase and do not reach 50% of max volume, master control mobile phone calculates volume=(active user sets 25% of volume-max volume) * 2 of public address equipment 1 ~ 2, the volume calculated is sent to public address equipment 1 ~ 2, simultaneously, the voice data that will play sends to public address equipment 1 ~ 2 in real time, and public address equipment 1 ~ 2 starts the volume playing audio-fequency data adopting this to calculate;
Meanwhile, when user set volume first time exceed 25% of max volume time, master control mobile phone notice second level public address equipment: public address equipment 3 ~ 4 starts, then public address equipment 3 ~ 4 starts and carries out device initialize.
Step 05: when user set volume reach 50% of max volume time, master control mobile phone notice second level public address equipment: public address equipment 3 ~ 4 activates.
Step 06: when user sets volume increase, master control mobile phone calculates volume=(active user sets 25% of volume-max volume) * 1 of public address equipment 1 ~ 2, calculate volume=(active user sets 25% of volume-max volume) * 2 of public address equipment 3 ~ 4, the volume calculated is sent to public address equipment 1 ~ 4, simultaneously, the voice data that will play sends to public address equipment 1 ~ 4 in real time, and public address equipment 1 ~ 4 starts the volume playing audio-fequency data adopting this to calculate.
In addition, confidential and each public address equipment of dominant hand carries out periodic handshake, when public address equipment 1 ~ 2 exits owing to losing to connect or used by miscellaneous equipment, and when causing shaking hands failure, the confidential volume recalculating public address equipment 3 ~ 4 of dominant hand, now, public address equipment 3 ~ 4 upgrades to one-level public address equipment.
When public address equipment 3 ~ 4 exits owing to losing to connect or used by miscellaneous equipment, and when causing shaking hands failure, master control mobile phone keeps the volume of public address equipment 1 ~ 2 constant.
If public address equipment 1 ~ 2 or public address equipment 3 ~ 4 are used by miscellaneous equipment, then when the volume of master control mobile phone reaches 50% of max volume, master control mobile phone can notify that the public address equipment 1 ~ 2 that used by miscellaneous equipment or public address equipment 3 ~ 4 reduce volume, and the ratio of reduction is identical with the ratio that one-level public address equipment increases.
The Advantageous Effects of the embodiment of the present application is as follows:
The embodiment of the present application amplifies by carrying out classification to public address equipment, thus volume is smoothly adjusted, and volume and tonequality are effectively promoted, and reduce the power consumption of stereo set, and according to result of the test display, volume absolute value can improve more than 300%.
The composition schematic diagram of the public address set that Fig. 5 provides for the embodiment of the present application, this device is positioned on stereo set, and this device mainly comprises: group sets up module and the processing module that amplifies, wherein:
Group sets up module: set up audio frequency apparatus group with other public address equipment.
Amplify processing module: when this stereo set needs to amplify, determine the rank of each available public address equipment in audio frequency apparatus group, according to the rank of available public address equipment, from highest-ranking available public address equipment, available public address equipment at different levels is asked to participate in amplifying successively.
In a kind of embodiment, group sets up module and other public address equipment and sets up audio frequency apparatus group and comprise:
After startup, create audio frequency apparatus group, when having detected that public address equipment adds wireless network, having sent group to this public address equipment and adding invitation message, the group that this public address equipment returns if receive adds acknowledge message, then this public address equipment is added this audio frequency apparatus group.
In a kind of embodiment, the processing module that amplifies determines that the rank of each available public address equipment in described audio frequency apparatus group comprises:
What receive user's input is the rank that each available public address equipment is arranged.
In a kind of embodiment, the processing module that amplifies determines that the rank of each available public address equipment in described audio frequency apparatus group comprises:
Send the instruction of test tone frequency detecting to auxiliary equipment, receive the frequency of the test tone that auxiliary equipment is sent, the frequency of this test tone be auxiliary equipment environmentally in the glitch-free audio frequency determined of noise frequency;
Adopt the volume of the frequency of this test tone and default test tone, play the test tone of preset duration, to make: auxiliary equipment is recorded to this test tone, and according to the volume of recording and frequency, determine the position of this stereo set;
Send test tone to each available public address equipment in described audio frequency apparatus group successively and play instruction, the frequency of test tone, volume and playing duration is carried in this instruction, to make: each available public address equipment plays test tone, and auxiliary equipment is recorded to the test tone that each available public address equipment is play successively, and according to the volume of recording and frequency, determine the position of each available public address equipment;
The positional information of this stereo set that reception auxiliary equipment is sent and each available public address equipment, according to this positional information, determine the rank of each available public address equipment, wherein, the rank of the available public address equipment nearer apart from this stereo set is higher.
In a kind of embodiment, the processing module that amplifies, from highest-ranking available public address equipment, asks available public address equipment at different levels to participate in amplifying comprising successively:
When detect user set volume reach m preparation threshold value time, each public address equipment to m level sends and activates preparation instruction, if the activation preparation that the public address equipment receiving arbitrary m level returns confirms instruction, then detect user set volume reach m activation threshold time, each available public address equipment to m level sends and activates instruction, and when detecting that user sets volume change and is greater than m activation threshold, the volume that volume calculates available public address equipment at different levels in 1st ~ m level is set according to user, the voice data that this volume value and needs amplify is carried to play in instruction and sends to available public address equipment at different levels in 1st ~ m level, wherein, the volume of the public address equipment that rank is lower is higher,
Wherein, 1≤m≤n, n is total number of levels of public address equipment, and m value is less, and representative rank is higher, and, m-1 preparation threshold value < m-1 activation threshold < m preparation threshold value < m activation threshold.
In a kind of embodiment, the processing module that amplifies to each public address equipment of m level send activate preparation instruction after be further used for,
If the activation preparation that the public address equipment not receiving any m level returns confirms instruction, then the rank of the public address equipments at different levels after m level is all improved one-level, return described each public address equipment to m level and send the action activating preparation instruction.
In a kind of embodiment, the processing module that amplifies asks public address equipment at different levels to participate in amplifying being further used for successively
When finding that the arbitrary public address equipment in audio frequency apparatus group is used by other stereo set, notify that this public address equipment reduces volume.
The foregoing is only the preferred embodiment of the application, not in order to limit the application, within all spirit in the application and principle, any amendment made, equivalent replacements, improvement etc., all should be included within scope that the application protects.

Claims (14)

1. an audio amplifying method for stereo set, is characterized in that, the method comprises:
Stereo set and other public address equipment set up audio frequency apparatus group;
When stereo set needs to amplify, determine the rank of each available public address equipment in described audio frequency apparatus group, according to the rank of available public address equipment, from highest-ranking available public address equipment, ask available public address equipment at different levels to participate in amplifying successively.
2. method according to claim 1, is characterized in that, described stereo set and other public address equipment are set up audio frequency apparatus group and comprised:
After stereo set starts, create audio frequency apparatus group, when having detected that public address equipment adds wireless network, having sent group to this public address equipment and adding invitation message, the group that this public address equipment returns if receive adds acknowledge message, then this public address equipment is added this audio frequency apparatus group.
3. method according to claim 1, is characterized in that, describedly determines that the rank of each available public address equipment in described audio frequency apparatus group comprises:
What receive user's input is the rank that each available public address equipment is arranged.
4. method according to claim 1, is characterized in that, describedly determines that the rank of each available public address equipment in described audio frequency apparatus group comprises:
Stereo set sends the instruction of test tone frequency detecting to auxiliary equipment, receives the frequency of the test tone that auxiliary equipment is sent, the frequency of this test tone be auxiliary equipment environmentally in the glitch-free audio frequency determined of noise frequency;
Stereo set adopts the volume of the frequency of this test tone and default test tone, plays the test tone of preset duration, to make: auxiliary equipment is recorded to this test tone, and according to the volume of recording and frequency, determines the position of this stereo set;
Stereo set sends test tone to each available public address equipment in described audio frequency apparatus group successively and plays instruction, the frequency of test tone, volume and playing duration is carried in this instruction, to make: auxiliary equipment is recorded to the test tone that each available public address equipment is play successively, and according to the volume of recording and frequency, determine the position of each available public address equipment;
The positional information of this stereo set that stereo set reception auxiliary equipment is sent and each available public address equipment, according to this positional information, determine the rank of each available public address equipment, wherein, the rank of the available public address equipment nearer apart from this stereo set is higher.
5. method according to claim 1, is characterized in that, described from highest-ranking available public address equipment, asks available public address equipment at different levels to participate in amplifying comprising successively:
When stereo set detect user set volume reach m preparation threshold value time, each public address equipment to m level sends and activates preparation instruction, if the activation preparation that the public address equipment receiving arbitrary m level returns confirms instruction, then detect user set volume reach m activation threshold time, each available public address equipment to m level sends and activates instruction, and when detecting that user sets volume change and is greater than m activation threshold, the volume that volume calculates available public address equipment at different levels in 1st ~ m level is set according to user, the voice data that this volume value and needs amplify is carried at the at different levels available public address equipment play in instruction and send in 1 ~ m level, wherein, the volume of the public address equipment that rank is lower is higher,
Wherein, 1≤m≤n, n is total number of levels of public address equipment, and m value is less, and representative rank is higher, and, m-1 preparation threshold value < m-1 activation threshold < m preparation threshold value < m activation threshold.
6. method according to claim 5, is characterized in that, described each public address equipment to m level comprises after sending and activating preparation instruction further:
If the activation preparation that the public address equipment not receiving any m level returns confirms instruction, then think that all public address equipments of m level are all unavailable, the rank of the public address equipments at different levels after m level is all improved one-level, returns described each public address equipment to m level and send the action activating preparation instruction.
7. method according to claim 1, is characterized in that, describedly asks available public address equipment at different levels to participate in amplifying comprising further successively:
When finding that the arbitrary public address equipment in audio frequency apparatus group is used by other stereo set, notify that this public address equipment reduces volume.
8. a public address set, is positioned on stereo set, it is characterized in that, this device comprises:
Group sets up module, sets up audio frequency apparatus group with other public address equipment;
Amplify processing module: when this stereo set needs to amplify, determine the rank of each available public address equipment in described audio frequency apparatus group, according to the rank of available public address equipment, from highest-ranking available public address equipment, available public address equipment at different levels is asked to participate in amplifying successively.
9. device according to claim 8, is characterized in that, described group sets up module and other public address equipment and sets up audio frequency apparatus group and comprise:
After startup, create audio frequency apparatus group, when having detected that public address equipment adds wireless network, having sent group to this public address equipment and adding invitation message, the group that this public address equipment returns if receive adds acknowledge message, then this public address equipment is added this audio frequency apparatus group.
10. device according to claim 8, is characterized in that, described in the processing module that amplifies determine that the rank of each available public address equipment in described audio frequency apparatus group comprises:
What receive user's input is the rank that each available public address equipment is arranged.
11. devices according to claim 8, is characterized in that, described in the processing module that amplifies determine that the rank of each available public address equipment in described audio frequency apparatus group comprises:
Send the instruction of test tone frequency detecting to auxiliary equipment, receive the frequency of the test tone that auxiliary equipment is sent, the frequency of this test tone be auxiliary equipment environmentally in the glitch-free audio frequency determined of noise frequency;
Adopt the volume of the frequency of this test tone and default test tone, play the test tone of preset duration, to make: auxiliary equipment is recorded to this test tone, and according to the volume of recording and frequency, determine the position of this stereo set;
Send test tone to each available public address equipment in described audio frequency apparatus group successively and play instruction, the frequency of test tone, volume and playing duration is carried in this instruction, to make: each available public address equipment plays test tone, and auxiliary equipment is recorded to the test tone that each available public address equipment is play successively, and according to the volume of recording and frequency, determine the position of each available public address equipment;
The positional information of this stereo set that reception auxiliary equipment is sent and each available public address equipment, according to this positional information, determine the rank of each available public address equipment, wherein, the rank of the available public address equipment nearer apart from this stereo set is higher.
12. devices according to claim 8, is characterized in that, described in amplify processing module from highest-ranking available public address equipment, ask available public address equipment at different levels to participate in amplifying comprising successively:
When detect user set volume reach m preparation threshold value time, each public address equipment to m level sends and activates preparation instruction, if the activation preparation that the public address equipment receiving arbitrary m level returns confirms instruction, then detect user set volume reach m activation threshold time, each available public address equipment to m level sends and activates instruction, and when detecting that user sets volume change and is greater than m activation threshold, the volume that volume calculates available public address equipment at different levels in 1st ~ m level is set according to user, the voice data that this volume value and needs amplify is carried to play in instruction and sends to available public address equipment at different levels in 1st ~ m level, wherein, the volume of the public address equipment that rank is lower is higher,
Wherein, 1≤m≤n, n is total number of levels of public address equipment, and m value is less, and representative rank is higher, and, m-1 preparation threshold value < m-1 activation threshold < m preparation threshold value < m activation threshold.
13. devices according to claim 12, is characterized in that, described in amplify processing module to each public address equipment of m level send activate preparation instruction after be further used for,
If the activation preparation that the public address equipment not receiving any m level returns confirms instruction, then the rank of the public address equipments at different levels after m level is all improved one-level, return described each public address equipment to m level and send the action activating preparation instruction.
14. devices according to claim 8, is characterized in that, described in the processing module that amplifies ask public address equipment at different levels to participate in amplifying and being further used for successively
When finding that the arbitrary public address equipment in audio frequency apparatus group is used by other stereo set, notify that this public address equipment reduces volume.
CN201510546303.8A 2015-08-31 2015-08-31 The audio amplifying method and device of stereo set Active CN105072553B (en)

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