CN101252743B - Multi-module communication terminal, audio system and control method thereof - Google Patents
Multi-module communication terminal, audio system and control method thereof Download PDFInfo
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- CN101252743B CN101252743B CN2008100663678A CN200810066367A CN101252743B CN 101252743 B CN101252743 B CN 101252743B CN 2008100663678 A CN2008100663678 A CN 2008100663678A CN 200810066367 A CN200810066367 A CN 200810066367A CN 101252743 B CN101252743 B CN 101252743B
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Abstract
The invention provides an audio system, which belongs to the technology field of mobile communication. The audio system comprises at least two communication modules, a loudspeaker, and also a controller and an accumulator combination module. The controller is respectively connected with each communication module, and used for monitoring the state of each communication module, controlling the communication module in the current working state to transmit received audio information flow to the accumulator combination module according to the monitored state, and controlling the accumulator combination module to make relevant processing to the audio information flow. The accumulator combination module is respectively connected with each communication module, the controller and the loudspeaker, and used for making relevant processing to the audio information flow and transmitting the processed audio information flow to the loudspeaker. The invention also provides a multi-mode communication terminal provided with the audio system and an audio controlling method for the audio system.
Description
Technical field
The invention belongs to the mobile communication technology field, relate in particular to a kind of multi-mode communication terminal, audio system and control method thereof.
Background technology
In double-mode communication terminal, for finally outputing to loud speaker, the audio signal that in running order in two an independent communication modules communication module is received changes into voice signal, its technology that usually adopts is by a commutation circuit an in running order communication module to be switched in the specific passage, this special modality relation is generally: communication module is with the audio signal output that the receives receiving terminal to the audio frequency amplification module, output to loud speaker after the audio frequency amplification module is handled, loud speaker is converted into voice signal with the audio signal that receives from electrical signal form and sends.The effect of described commutation circuit is the audio output line road of a communication module in two communication modules to be switched in this special modality form path, and simultaneously the audio output line road of another communication module is disconnected from this special modality, and formation is opened circuit.
See also Fig. 1, it is a kind of structural representation of the double-mode communication terminal of prior art, handover module 103 is subjected to signal 106 controls, signal 106 is used for detecting and is used to control two communication modules 101, what 102 main control units of opening were selected is which communication module is started working, which communication module synchronous signal 106 is used for detecting has information flow to arrive, handover module 103 determines the path of audio frequency amplification module 104 and loudspeaker module 105 compositions is connected to the communication module of starting working or having information flow to arrive according to this signal 106, carries out the relevant parameter adjustment by main control unit by 107 pairs of audio frequency amplification modules of signal 104 simultaneously.
In above-mentioned solution, realize the switching of connecting path between the audio frequency output of two communication modules and the audio frequency amplification module owing to adopt handover module, in handoff procedure, can cause decay to the audio signal that receives usually, but also can introduce interference, cause unnecessary distortion; In addition, aspect circuit layout, need bigger space, and wiring is difficult.
Summary of the invention
Embodiment of the invention technical problem to be solved is to provide a kind of can realize freely switching of plurality of communication schemes under the holding state simultaneously easily, and the decay of audio signal and multi-mode communication terminal, audio system and the control method thereof of interference when effectively reducing the communication pattern switching.
For solving the problems of the technologies described above, the embodiment of the invention provides a kind of multi-mode communication terminal, comprises microphone and audio system, and described audio system comprises at least two communication modules and a loud speaker, and described microphone is connected with each described communication module respectively; Described audio system also comprises a controller and an adder composite module, described controller is connected with each described communication module respectively, be used to monitor the state of described communication module, and the audio information stream that receives is sent to the adder composite module, and controls described adder composite module described audio information stream is carried out relevant treatment according to the communication module that the described State Control that monitors is in the work at present state; Described adder composite module is connected with each described communication module, described controller and described loud speaker respectively, be used for described audio information stream is carried out relevant treatment, and the audio information stream after will handling is transferred to loud speaker; Described adder composite module comprises adder and the audio frequency power amplifier module that is connected; Described adder comprises an audio interface receiving end and an output that is connected with audio frequency power amplifier module that is connected with corresponding different communication module respectively, and described at least two communication modules, described adder composite module and loud speaker form multiple communication channels.
The embodiment of the invention also provides a kind of audio system, comprise at least two communication modules and a loud speaker, described audio system also comprises a controller and an adder composite module, described controller is connected with each described communication module respectively, be used to monitor the state of each described communication module, and the audio information stream that receives is sent to the adder composite module, and controls described adder composite module described audio information stream is carried out relevant treatment according to the communication module that the described State Control that monitors is in the work at present state; Described adder composite module is connected with each described communication module, described controller and described loud speaker respectively, be used for described audio information stream is carried out relevant treatment, and the audio information stream after will handling is transferred to loud speaker; Described adder composite module comprises adder and the audio frequency power amplifier module that is connected; Described adder comprises an audio interface receiving end and an output that is connected with audio frequency power amplifier module that is connected with corresponding different communication module respectively, and described at least two communication modules, described adder composite module and loud speaker form multiple communication channels.
The embodiment of the invention also provides a kind of audio frequency control method to described audio system, said method comprising the steps of:
Utilize the state of at least two communication modules of monitoring control devices;
Described controller is sent to described adder composite module according to the communication module that the described State Control that monitors is in the work at present state with the audio information stream that receives;
Described controller is controlled described adder composite module described audio information stream is carried out relevant treatment, and the audio information stream after handling is transferred to loud speaker;
Described loud speaker changes into voice signal output with the audio information stream that receives.
In embodiments of the present invention, by utilizing an adder composite module respectively a plurality of communication modules to be connected with loud speaker, the audio output of these a plurality of communication modules is connected with the different input of adder respectively, form multiple communication channels, control a plurality of communication modules by controller and audio signal output is arranged at one time, this multiple communication channels can freely be switched, thus the decay and the interference of audio signal when effectively reducing this multiple communication channels switching.
Description of drawings
Fig. 1 is a kind of structural representation of the double-mode communication terminal that provides of prior art.
Fig. 2 is the structural representation of the audio system that provides of the embodiment of the invention.
Fig. 3 is the internal structure schematic diagram of the multi-mode communication terminal that provides of the embodiment of the invention.
Fig. 4 is the structural representation of the adder composite module that provides of the embodiment of the invention.
Fig. 5 is the realization flow schematic diagram of the audio frequency control method that provides of the embodiment of the invention.
Embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 2, the audio system that the embodiment of the invention provides, it comprises controller 202, first communication module 203 and second communication module 204, adder composite module 205, and loud speaker 206.This audio system can be the unit that is built in software unit, hardware cell or software and hardware combining in the multi-mode communication terminal.
See also Fig. 3, the multi-mode communication terminal that the embodiment of the invention provides, it comprises microphone 200 and audio system shown in Figure 1, described microphone 200 respectively with audio system in first communication module 203 be connected with second communication module 204.
In embodiments of the present invention, first communication module 203 and second communication module 204 are separate.
See also Fig. 4, the adder composite module 205 that the embodiment of the invention provides comprises adder 10 and audio frequency power amplifier module 20.
See also Fig. 2 to Fig. 4, details are as follows for the course of work of the multi-mode communication terminal that the embodiment of the invention provided:
The signal of telecommunication that described microphone 200 changes into its voice signal according to signal D1 is sent to the audio signal input end of first communication module 203 when first communication module 203 is in running order; The signal of telecommunication that described microphone 200 changes into its voice signal according to signal D2 is sent to the audio signal input end of second communication module 204 when second communication module 204 is in running order.First communication module 203 and second communication module 204 shared microphones 200, need not switch switches, be in the work at present state by which person in controller 202 control described first communication modules 203 of selection and the second communication module 204, make and have only unique signal that is in the communication module reception of work at present state from this microphone 200 in the same time.
Described controller 202 is according to 203 work of signal D4 control unlatching first communication module, and whether monitor this first communication module 203 simultaneously has the call information stream that receives outside this multi-mode communication terminal; Equally, described controller 202 is according to 204 work of signal D3 control unlatching second communication module, and whether monitor this second communication module 204 simultaneously has the call information stream that receives outside this multi-mode communication terminal.
When described first communication module 203 was in the work at present state, the audio information stream that first communication module 203 is received according to signal D5 was sent on one of two audio interface receiving ends of adder composite module 205; When described second communication module 204 was in the work at present state, the audio information stream that second communication module 204 is received according to signal D6 was sent on one of two audio interface receiving ends of adder composite module 205; An audio frequency receiving port of adder composite module 205 can only be connected to a communication module, and a communication module also can only be connected to an audio frequency receiving port of adder composite module 205.
Described controller 202 opens or cuts out adder composite module 205 according to signal D7, and simultaneously, signal D7 has comprised and has been used to control adder composite module 205 parameter control signals.
Described control signal D7 comprises coming self-controller to adder control signal D10 with come the control signal D12 of self-controller to audio frequency power amplifier module; The functional equivalent of signal D8 is in signal D5, and the functional equivalent of signal D9 is in signal D6.
Described controller 202 controls the addition function of opening or cutting out adder 10 according to signal D10; Described controller 202 opens or cuts out audio frequency power amplifier module 20 according to signal D12, controls the parameter setting of this audio frequency power amplifier module 20 simultaneously according to this signal D12.Yet when audio frequency power amplifier module 20 was in closed condition, adder 10 necessarily was in closed condition.
In embodiments of the present invention, when audio frequency power amplifier module 20 was in opening, this audio frequency power amplifier module 20 was sent to loud speaker 206 with the audio signal D11 that receives through after the processing and amplifying, and loud speaker 206 changes into voice output again.
In embodiments of the present invention, two audio input signal D8 that receive for two audio interface receiving ends of adder 10 and signal D9, can not interact between the two, at one time, must have unique a road audio input signal is arranged, and other one the tunnel be in off state, two audio interface receiving ends that perhaps receive the adder of D8 and D9 two-way audio input signal all are in off state simultaneously, controller 202 only allows at one time first communication module 203 and second communication module 204 one of them communication module in running order, allowing the another one communication module be in closes or hold mode, that is to say and have only a communication module that audio signal output is arranged in the same time, the another one communication module does not have audio signal output.
See also Fig. 5, the audio frequency control method that the embodiment of the invention provides, it may further comprise the steps:
Step S101 utilizes the state of at least two communication modules of monitoring control devices;
In embodiments of the present invention, whether have by controller 202 monitoring first communication modules 203 and second communication module 204 and receive information flow and judge that this first communication module 203 and second communication module 204 which person among both is in the work at present state.
Step S102, controller is controlled a communication module that is in the work at present state according to the state that monitors, and its audio information stream that receives is sent to the adder composite module;
Step S103, controller control this adder composite module this audio information stream are carried out relevant treatment, and the audio information stream after handling is transferred to loud speaker;
In embodiments of the present invention, this adder composite module comprises adder and audio frequency power amplifier module, this adder receives the control signal of self-controller to it, according to this control signal this adder is carried out the parameter setting, and open the audio interface receiving end be connected with the communication module that is in the work at present state and receive audio information stream from this communication module.This audio frequency power amplifier module receives the control signal of self-controller to it, according to this control signal this audio frequency power amplifier module is carried out the parameter setting, and open this audio frequency power amplifier module and receive the audio information stream that adder sends, and this audio information stream carried out processing and amplifying, the audio information stream of this audio frequency power amplifier module after with processing and amplifying sends to loud speaker.
Step S104, loud speaker changes into voice signal output with the audio information stream that receives.
Certainly, be understandable that described multi-mode communication terminal also can comprise three or more communication modules, only needing increases corresponding audio frequency receiving port to this adder composite module, and it realizes principle and above-mentioned identical, does not repeat them here.
As from the foregoing, the embodiment of the invention is connected first communication module and second communication module respectively by utilizing an adder composite module with loud speaker, the audio output of this first communication module and second communication module is connected with the different input of adder respectively, form the two-way communication port, audio signal output is arranged by controller control first communication module and second communication module at one time, this two-way communication port can freely be switched, thus the decay and the interference of audio signal when effectively reducing this two-way communication port switching.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. audio system, comprise at least two communication modules and a loud speaker, it is characterized in that, described audio system also comprises a controller and an adder composite module, described controller is connected with each described communication module respectively, be used to monitor the state of each described communication module, and the communication module that is in the work at present state according to the described State Control that monitors is sent to described adder composite module with the audio information stream that receives, and controls described adder composite module described audio information stream is carried out relevant treatment; Described adder composite module is connected with each described communication module, described controller and described loud speaker respectively, be used for described audio information stream is carried out relevant treatment, and the audio information stream after will handling is transferred to loud speaker; Described adder composite module comprises adder and the audio frequency power amplifier module that is connected; Described adder comprises an audio interface receiving end and an output that is connected with audio frequency power amplifier module that is connected with corresponding different communication module respectively, and described at least two communication modules, described adder composite module and loud speaker form multiple communication channels.
2. a multi-mode communication terminal comprises microphone and audio system, and described audio system comprises at least two communication modules and a loud speaker, and described microphone is connected with each described communication module respectively; It is characterized in that, described audio system also comprises a controller and an adder composite module, described controller is connected with each described communication module respectively, be used to monitor the state of each described communication module, and the communication module that is in the work at present state according to the described State Control that monitors is sent to described adder composite module with the audio information stream that receives, and controls described adder composite module described audio information stream is carried out relevant treatment; Described adder composite module is connected with each described communication module, described controller and described loud speaker respectively, be used for described audio information stream is carried out relevant treatment, and the audio information stream after will handling is transferred to loud speaker; Described adder composite module comprises adder and the audio frequency power amplifier module that is connected; Described adder comprises an audio interface receiving end and an output that is connected with audio frequency power amplifier module that is connected with corresponding different communication module respectively, and described at least two communication modules, described adder composite module and loud speaker form multiple communication channels.
3. the audio frequency control method of an audio system as claimed in claim 1 is characterized in that, said method comprising the steps of:
Utilize the state of at least two communication modules of monitoring control devices;
Described controller is sent to described adder composite module according to the communication module that the described State Control that monitors is in the work at present state with the audio information stream that receives;
Described controller is controlled described adder composite module described audio information stream is carried out relevant treatment, and the audio information stream after will handling is transferred to described loud speaker;
Described loud speaker changes into voice signal output with the audio information stream that receives.
4. audio frequency control method as claimed in claim 3 is characterized in that, the described step of the state of described at least two communication modules of monitoring control devices of utilizing is specially:
Described controller receives information flow and judges that this person is in the work at present state by monitoring in described two communication modules which person at least.
5. audio frequency control method as claimed in claim 3 is characterized in that, described controller is controlled described adder composite module the step that described audio information stream carries out relevant treatment is specially:
Described adder composite module comprises adder and audio frequency power amplifier module, described adder receives the control signal of self-controller to it, according to this control signal described adder is carried out the parameter setting, and open the audio interface receiving end be connected with the communication module that is in the work at present state and receive audio information stream from this communication module.
6. audio frequency control method as claimed in claim 5 is characterized in that, described controller is controlled described adder composite module described audio information stream is carried out the step of relevant treatment, and it further may further comprise the steps:
Described audio frequency power amplifier module receives the control signal of self-controller to it, according to this control signal described audio frequency power amplifier module is carried out the parameter setting, and open described audio frequency power amplifier module and receive the audio information stream that adder sends, and this audio information stream carried out processing and amplifying, the audio information stream of described audio frequency power amplifier module after with processing and amplifying sends to loud speaker.
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| CN101668350B (en) * | 2008-09-01 | 2012-07-25 | 联想(北京)有限公司 | Mobile-terminal state-switching method and mobile terminal |
| CN101754458B (en) * | 2008-12-01 | 2016-10-05 | 联想(北京)有限公司 | The Working mode switching method of communication system and mobile terminal |
| CN106055305A (en) * | 2016-06-22 | 2016-10-26 | 重庆长安汽车股份有限公司 | System and implementation method of multi-controller common audio input and output device |
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| CN1848987A (en) * | 2006-03-31 | 2006-10-18 | 北京华旗数码技术实验室有限责任公司 | Double-standard mobile communication terminal |
| CN1913662A (en) * | 2005-08-08 | 2007-02-14 | 乐金电子(中国)研究开发中心有限公司 | Internet speech communication device of mobile communication terminal and method thereof |
| CN101068406A (en) * | 2007-01-16 | 2007-11-07 | 中兴通讯股份有限公司 | A TD-SCDMA/GSM double-mode double-standby intelligent mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1913662A (en) * | 2005-08-08 | 2007-02-14 | 乐金电子(中国)研究开发中心有限公司 | Internet speech communication device of mobile communication terminal and method thereof |
| CN1848987A (en) * | 2006-03-31 | 2006-10-18 | 北京华旗数码技术实验室有限责任公司 | Double-standard mobile communication terminal |
| CN101068406A (en) * | 2007-01-16 | 2007-11-07 | 中兴通讯股份有限公司 | A TD-SCDMA/GSM double-mode double-standby intelligent mobile terminal |
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