CN103873714A - Communication method, call initiating end device and call receiving end device - Google Patents
Communication method, call initiating end device and call receiving end device Download PDFInfo
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- CN103873714A CN103873714A CN201210546620.6A CN201210546620A CN103873714A CN 103873714 A CN103873714 A CN 103873714A CN 201210546620 A CN201210546620 A CN 201210546620A CN 103873714 A CN103873714 A CN 103873714A
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Abstract
The invention discloses a communication method, a call initiating end device and a call receiving end device. The communication method which is used for the call initiating end device comprises the steps of obtaining a standard voice frequency range of a call initiating end user, wherein the standard voice frequency range is a frequency range of a voice signal of the call initiating end user when the call initiating end user normally speaks; receiving an input signal, wherein the input signal comprises the voice signal from the call initiating end user and a noise signal from a background environment; filtering the input signal through the standard voice frequency range, enabling signals in the standard voice frequency range to pass through, and filtering out signals beyond the standard voice frequency range; sending the filtered input signal to the call receiving end device. According to the communication method, the call initiating end device and the call receiving end device, disclosed by the invention, noise contained in a call signal which needs to be output to a call receiving end user can be furthest eliminated, and the call quality between the call initiating end user and the call receiving end user is fully increased.
Description
Technical field
The present invention relates to communication technical field, more specifically, the present invention relates to a kind of communication means and call originating end equipment and talking receiving terminal equipment.
Background technology
In recent years, along with the continuous progress of the communication technology, the communication equipment such as landline telephone, mobile phone, satellite phone, the networking telephone is universal all the more, makes people can realize more and more easily call anywhere or anytime.
But, due to complexity and the diversity of people's environment of living in the time conversing, make in actual life, often cause talking receiving terminal user cannot not hear call originating end user's the content of speaking because of the various ambient noises that may exist.
Such as in noisy street, workshop or square, or in the vehicles such as automobile, train, around background noise and ambient noise are very serious for the negative effect of the speech quality of both call sides, cause listener cannot not hear the other side's the content of speaking.What is more, and in the time that user's wearing headphones is conversed, noise is to make people intolerable for the negative effect of user's experience.
Thereby, need a kind of novel communication means to reduce the impact of noise on voice call both sides.
Summary of the invention
In order to solve the problems of the technologies described above, according to an aspect of the present invention, a kind of communication means is provided, described method is applied to call originating end equipment, use the call originating end user of described call originating end equipment to carry out voice communication with the talking receiving terminal user who uses talking receiving terminal equipment, described method comprises: obtain described call originating end user's benchmark voice frequency range, described benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks; Receive input signal, described input signal comprises from described call originating end user's voice signal with from the noise signal of background environment; By described benchmark voice frequency range, described input signal is carried out to filtering, the signal in described benchmark voice frequency range is passed through, and the signal of filtering outside described benchmark voice frequency range; And send filtered input signal to described talking receiving terminal equipment.
In addition, according to a further aspect in the invention, a kind of communication means is provided, described method is applied to talking receiving terminal equipment, use the talking receiving terminal user of described talking receiving terminal equipment to carry out voice communication with the call originating end user who uses call originating end equipment, described method comprises: obtain described call originating end user's benchmark voice frequency range, described benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks; Receive input signal from described call originating end equipment, described input signal comprises from described call originating end user's voice signal with from the noise signal of communication channel; By described benchmark voice frequency range, described input signal is carried out to filtering, the signal in described benchmark voice frequency range is passed through, and the signal of filtering outside described benchmark voice frequency range; And to the input signal after described talking receiving terminal user output filtering.
According to another aspect of the invention, a kind of call originating end equipment is provided, use the call originating end user of described call originating end equipment to carry out voice communication with the talking receiving terminal user who uses talking receiving terminal equipment, described call originating end equipment comprises: obtain unit, for obtaining described call originating end user's benchmark voice frequency range, described benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks; Receiving element, for receiving input signal, described input signal comprises from described call originating end user's voice signal with from the noise signal of background environment; Filter unit, for described input signal being carried out to filtering by described benchmark voice frequency range, passes through the signal in described benchmark voice frequency range, and the signal of filtering outside described benchmark voice frequency range; And transmitting element, for sending filtered input signal to described talking receiving terminal equipment.
According to another aspect of the invention, a kind of talking receiving terminal equipment is provided, use the talking receiving terminal user of described talking receiving terminal equipment to carry out voice communication with the call originating end user who uses call originating end equipment, described talking receiving terminal equipment comprises: obtain unit, for obtaining described call originating end user's benchmark voice frequency range, described benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks; Receiving element, for receiving input signal from described call originating end equipment, described input signal comprises from described call originating end user's voice signal with from the noise signal of communication channel; Filter unit, for described input signal being carried out to filtering by described benchmark voice frequency range, passes through the signal in described benchmark voice frequency range, and the signal of filtering outside described benchmark voice frequency range; And output unit, for the input signal after described talking receiving terminal user output filtering.
Compared with prior art, adopt according to communication means of the present invention and call originating end equipment, in the time using the call originating end user of call originating end equipment to carry out voice communication with the talking receiving terminal user who uses talking receiving terminal equipment, can in call originating end equipment, pass through obtained call originating end user the residing frequency range of its voice signal comes call originating end equipment to receive while normally speaking, comprise from call originating end user's voice signal with from the input signal of the noise signal of background environment and filtering, remove noise signal, retain voice signal, thereby farthest eliminate the noise that will comprise from the conversation signal that call originating end sends to talking receiving terminal, fully improve speech quality between the two.
In addition, adopt according to communication means of the present invention and talking receiving terminal equipment, in the time using the talking receiving terminal user of talking receiving terminal equipment to carry out voice communication with the call originating end user who uses call originating end equipment, can in talking receiving terminal equipment, pass through obtained call originating end user while normally speaking the residing frequency range of its voice signal come receiving from call originating end equipment, comprise from call originating end user's voice signal with from the input signal of the noise signal of communication channel and filtering, remove noise signal, retain voice signal, thereby farthest eliminate the noise comprising in the conversation signal that will export to talking receiving terminal user, fully improve speech quality between the two.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, or understand by implementing the present invention.Object of the present invention and other advantages can be realized and be obtained by specifically noted structure in specification, claims and accompanying drawing.
Brief description of the drawings
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, for explaining the present invention, is not construed as limiting the invention together with embodiments of the present invention.In the accompanying drawings:
Fig. 1 illustrates according to communication means of the present invention.
Fig. 2 illustrates according to call originating end equipment of the present invention.
Fig. 3 illustrates according to communication means of the present invention.
Fig. 4 illustrates according to talking receiving terminal equipment of the present invention.
Fig. 5 illustrates the communication means according to the embodiment of the present invention.
Fig. 6 illustrates the communication system according to the embodiment of the present invention.
Embodiment
Describe in detail with reference to the accompanying drawings according to each embodiment of the present invention.Here, it should be noted that in the accompanying drawings, identical Reference numeral is given and substantially had part identical or similar structures and function, and will omit being repeated in this description about them.
Hereinafter, describe according to communication means of the present invention and call originating end equipment and talking receiving terminal equipment with reference to Fig. 1-4.
Fig. 1 illustrates according to communication means of the present invention, and Fig. 2 illustrates according to call originating end equipment 100 of the present invention.
Described communication means is applied to call originating end equipment 100, uses the call originating end user of described call originating end equipment 100 and the talking receiving terminal user who uses talking receiving terminal equipment to carry out voice communication.As illustrated in Figure 2, described call originating end equipment 100 comprises: obtain unit 110, receiving element 120, filter unit 130 and transmitting element 140.
As illustrated in figure 1, comprise for the communication means of the originating end equipment 100 of conversing:
In step S110, acquisition unit 110 obtains described call originating end user's benchmark voice frequency range, and described benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks;
In step S120, receiving element 120 receives input signal, and described input signal comprises from described call originating end user's voice signal with from the noise signal of background environment;
In step S130, filter unit 130 carries out filtering by described benchmark voice frequency range to described input signal, and the signal in described benchmark voice frequency range is passed through, and the signal of filtering outside described benchmark voice frequency range; And
In step S140, transmitting element 140 sends filtered input signal to described talking receiving terminal equipment.
As can be seen here, adopt according to communication means of the present invention and call originating end equipment, in the time using the call originating end user of call originating end equipment to carry out voice communication with the talking receiving terminal user who uses talking receiving terminal equipment, can in call originating end equipment, pass through obtained call originating end user the residing frequency range of its voice signal comes call originating end equipment to receive while normally speaking, comprise from call originating end user's voice signal with from the input signal of the noise signal of background environment and filtering, remove noise signal, retain voice signal, thereby farthest eliminate the noise that will comprise from the conversation signal that call originating end sends to talking receiving terminal, fully improve speech quality between the two.
Fig. 3 illustrates according to communication means of the present invention, and Fig. 4 illustrates according to talking receiving terminal equipment 200 of the present invention.
Described communication means is applied to talking receiving terminal equipment 200, uses the talking receiving terminal user of described talking receiving terminal equipment 200 and the call originating end user who uses call originating end equipment to carry out voice communication.As illustrated in Fig. 4, described talking receiving terminal equipment 200 comprises: obtain unit 210, receiving element 220, filter unit 230 and output unit 240.
As illustrated in Fig. 3, comprise for the communication means of talking receiving terminal equipment 200:
In step S210, acquisition unit 210 obtains described call originating end user's benchmark voice frequency range, and described benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks;
In step S220, receiving element 220 receives input signal from described call originating end equipment, and described input signal comprises from described call originating end user's voice signal with from the noise signal of communication channel;
In step S230, filter unit 230 carries out filtering by described benchmark voice frequency range to described input signal, and the signal in described benchmark voice frequency range is passed through, and the signal of filtering outside described benchmark voice frequency range; And
In step S240, output unit 240 is to the input signal after described talking receiving terminal user output filtering.
As can be seen here, adopt according to communication means of the present invention and talking receiving terminal equipment, in the time using the talking receiving terminal user of talking receiving terminal equipment to carry out voice communication with the call originating end user who uses call originating end equipment, can in talking receiving terminal equipment, pass through obtained call originating end user while normally speaking the residing frequency range of its voice signal come receiving from call originating end equipment, comprise from call originating end user's voice signal with from the input signal of the noise signal of communication channel and filtering, remove noise signal, retain voice signal, thereby farthest eliminate the noise comprising in the conversation signal that will export to talking receiving terminal user, fully improve speech quality between the two.
Hereinafter, describe according to the communication means of the embodiment of the present invention and communication system with reference to Fig. 5 and Fig. 6.To in following scene, embodiments of the invention be described, wherein the call originating end equipment in communication system is chosen for to the personal computer that moves talk application program, talking receiving terminal equipment in communication system is chosen for to mobile phone, communication means is applied to and in communication system, uses the call originating end user of personal computer and the talking receiving terminal user who uses mobile phone to carry out in the process of voice communication.
It should be noted that, the invention is not restricted to this.But, can also apply the present invention in for example, any communication process between other one or more electronic equipments (, the various communication equipments such as landline telephone, mobile phone, satellite phone, networking telephone).
Fig. 5 illustrates the communication means according to the embodiment of the present invention, and Fig. 6 illustrates the communication system 300 according to the embodiment of the present invention.
Fig. 5 is illustrated can be applied to the illustrated communication system 300 of Fig. 6 according to the communication means of the embodiment of the present invention.As illustrated in Fig. 6, this communication system 300 comprises: call originating end equipment 100 and talking receiving terminal equipment 200.This call originating end equipment 100 can link together by communication network with this talking receiving terminal equipment 200, and described communication network includes but not limited to that PSTN, mobile communications network, satellite communication network, internet transmit voice (VoIP) network.By the communication between call originating end equipment 100 and talking receiving terminal equipment 200, call originating end user can carry out voice and/or video calling with talking receiving terminal user.
The same with Fig. 2, this call originating end equipment 100 comprises: first obtains unit 110, the first receiving element 120, the first filter unit 130 and transmitting element 140.
The same with Fig. 4, this talking receiving terminal equipment 200 comprises: second obtains unit 210, the second receiving element 220, the second filter unit 230 and output unit 240.
As illustrated in Fig. 5, comprise according to the communication means of the embodiment of the present invention:
In step S310, obtain call originating end user's benchmark voice frequency range.
Particularly, when call originating end user by call originating end equipment 100(for example wishes, personal computer) and for example use talking receiving terminal equipment 200(, mobile phone) talking receiving terminal user while conversing, the first talk application program of operation for conversing required in this personal computer of this call originating end user.
Then, this call originating end user, in this personal computer 100, dials the telephone number of mobile phone 200, thereby initiates call request to mobile phone 200 by this talk application program.
At this moment, this mobile phone 200 receives this call request, and has incoming call by modes such as ring, vibration and/or screen flickers to talking receiving terminal user reminding.If talking receiving terminal user agrees to converse with this call originating end user, select connecting incoming call.Like this, just between the personal computer as call originating end equipment 100 and the mobile phone as talking receiving terminal equipment 200, set up two-way call channel.
It should be noted that, will be that example describes to the converse scene of (, sending voice signal from call originating end equipment 100 to talking receiving terminal equipment 200) of talking receiving terminal user with call originating end user below.But, it will be understood by those skilled in the art that in actual conditions, this communication process can oppositely or two-way carry out equally.
After setting up talk channel, in this call originating end equipment 100, the first acquisition unit 110 obtains described call originating end user's benchmark voice frequency range by variety of way.
In one example, this call originating end user can be before conversing at every turn, by this first obtain unit 110 in advance without make an uproar or low noise environment (for example, the room of sealing sound insulation) in, obtain own voice signal in the time normally speaking.Then, this first acquisition unit 110 is by analyzing the frequency spectrum of this voice signal, the residing frequency range of voice signal being obtained to detect.Finally, by the first acquisition unit 110 using detected this call originating end user's voice frequency range as described benchmark voice frequency range.
Preferably, the process of this acquisition benchmark voice frequency range can realize as follows.
This call originating end user enters mode of learning by the mode such as menu setecting, the button press originating end equipment 100 that makes to converse.Then, in this call originating end equipment 100, first obtains unit 110 points out user at the crucial voice of quiet indoor typing, the set of keywords that these key voice can be user speech typings merges can present to user by the mode such as display, loud speaker, carries out noise reduction for the voice signal in follow-up communication process.
Next, the first acquisition unit 110 records and stores the crucial voice that user reads.In this mode of learning, preferably, first the first acquisition unit 110 can further adopt single microphone to carry out speech sample and record ambient noise signal, or also can carry out speech sample by dual microphone simultaneously and in recording voice signal, record ambient noise signal, to will carry out more exactly voice signal typing and accurately separate this call originating end user's benchmark voice frequency range.
Then, first obtains unit 110 judges recording number of times and whether reaching threshold number (for example, 3 is inferior) of crucial voice, if not yet reached, points out user to continue the crucial voice of typing; Otherwise whether the similarity of the crucial voice that judgement is recorded meets the demands, if met, the step of benchmark voice frequency range finishes; Otherwise first obtains unit 110 deletes the crucial voice that do not meet similarity requirement, and point out user to continue the crucial voice of typing.Wherein, first obtains unit 110 can adopt first crucial voice in this recording process as benchmark voice, whether the crucial voice such as judgement record thereafter second and the 3rd and this benchmark voice meet similarity requirement (for example, similarity be greater than 75%) between the two.Similarly, also the previous crucial voice of recording can be carried out to similarity judgement as the benchmark voice of rear crucial voice.
In another example, this call originating end user also can directly select to have obtained and be stored in advance in this call originating end equipment 100, one's own benchmark voice frequency range.
In another example, this first acquisition unit 110 also can detect the information of the side of speaking, and for example the sex of the judgement side of speaking is man or female, rationally infers based on experience value and its band information.
In step S320, receive the first input signal.
Particularly, in this call originating end equipment 100, the first receiving element 120(for example, microphone unit) receive the first input signal from this call originating end user.At this moment,, if this call originating end user is in noisy environment, this first input signal, except comprising the voice signal from described call originating end user, also may comprise the noise signal from background environment.
In step S330, by benchmark voice frequency range, the first input signal is carried out to filtering.
Particularly, obtain call originating end users' benchmark voice frequency range and the first receiving element 120 in the first acquisition unit 110 after this call originating end user receives the first input signal, in this call originating end equipment 100, the first filter unit 130 detects this first input signal by benchmark voice frequency range, while normally speaking according to described call originating end user, the residing frequency range of its voice signal is carried out filtering to this first input signal, thereby separate normal voice signal and improper noise signal, the final noise signal of removing, retain voice signal, and generate filtered the first input signal.
In step S340, send filtered the first input signal.
Particularly, in this call originating end equipment 100, after the first filter unit 130 receives filtered the first input signal, transmitting element 140 sends to described talking receiving terminal equipment by filtered the first input signal by the communication channel of setting up before.
Preferably, this transmitting element 140 can be processed the voice signal that will transmit by various coding methods, modulation system and compress mode, thereby reduces the data volume transmitting and ensure the correctness that data transmit on channel.
Next, in this talking receiving terminal equipment 200, the second receiving element 220 receives the second input signal by this communication channel from this call originating end equipment 100, and by the contrary mode of above-mentioned various coding methods, modulation system and compress mode, the voice signal receiving is carried out to contrary processing.
In the ideal case, through this second input signal this filtered first input signal that this call originating end equipment 100 sends to talking receiving terminal equipment 200 after contrary processing.
But, under actual conditions, normally noisy channel of this communication channel.Interchannel noise can interfere with communications effect, reduces the reliability of communication.For example, this interchannel noise may be external noise and/or internal noise.This external noise refers to that system external disturbance enters internal system and the noise that causes with electromagnetic wave or through power supply string, the noise causing as electric equipment, celestial body electric discharge phenomena etc.This internal noise generally comprises the noise being produced by the mechanical movement of light and the electric caused noise of fundamental property, electrical equipment, noise, the caused noise of internal system circuitry that equipment material causes itself.
Therefore,, in the time that the second receiving element 220 receives, this second input signal may comprise from described call originating end user's voice signal with from the noise signal of communication channel.
In step S350, obtain call originating end user's benchmark voice frequency range.
Particularly, in this talking receiving terminal equipment 200, the second acquisition unit 210 obtains described call originating end user's benchmark voice frequency range by variety of way.
In one example, transmitting element 140 in call originating end equipment 100 sends described filtered the first input signal to talking receiving terminal equipment 200 before or with described filtered the first input signal side by side, transmitting element 140 also sends to described talking receiving terminal equipment 200 signal that comprises described benchmark voice frequency range.
Like this, this second receiving element 220 receive before described the second input signal or with described the second input signal side by side, receive from described call originating end equipment 100 signal that comprises described benchmark voice frequency range.
Then, this the second acquisition unit 210 extracts and analyzes the signal that comprises described benchmark voice frequency range, from wherein parsing call originating end user's benchmark voice frequency range, benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks.
In another example, this call originating end user also can directly select to have obtained and be stored in advance benchmark voice frequency range in this talking receiving terminal equipment 200, that belong to this call originating end user.
In another example, this second acquisition unit 210 also can detect the information of the side of speaking, and for example the sex of the judgement side of speaking is man or female, rationally infers based on experience value and its band information.
In step S360, by benchmark voice frequency range, the second input signal is carried out to filtering.
Particularly, obtain call originating end users' benchmark voice frequency range and the second receiving element 220 in the second acquisition unit 210 after this call originating end equipment 100 receives the second input signal, in this talking receiving terminal equipment 200, the second filter unit 230 carries out filtering by benchmark voice frequency range to the second input signal.Concrete filtering can be with the same in step S330, in this case succinctly omit its detailed description.
In step S370, to the input signal after talking receiving terminal user output filtering.
Particularly, after removing interchannel noise signal at the second filter unit 230 by filtering and retained the voice signal from call originating end user from the second input signal, transmitting element 240(for example, loud speaker, earphone etc.) to the input signal after described talking receiving terminal user output filtering, so that the voice that talking receiving terminal user uppick call originating end user says.
After this, as mentioned above, in the time that talking receiving terminal user wants to talk to call originating end user, this call originating end equipment 100 can exchange with the effect of this talking receiving terminal equipment 200, thereby completes two-way communication.
As can be seen here, adopt according to the communication means of the embodiment of the present invention and communication system, in the time using the call originating end user of call originating end equipment to carry out voice communication with the talking receiving terminal user who uses talking receiving terminal equipment, can in call originating end equipment, pass through obtained call originating end user the residing frequency range of its voice signal comes call originating end equipment to receive while normally speaking, comprise from call originating end user's voice signal with from the input signal of the noise signal of background environment and filtering, thereby detect noise and the call voice of place, the side of speaking environment, and analyze noise, the frequency ranges such as call voice, and in the side of speaking, according to the frequency range of speech detection, call voice frequency range is filtered to the frequency range of noise.
In addition, can also in talking receiving terminal equipment, pass through obtained call originating end user while normally speaking the residing frequency range of its voice signal to receive from call originating end equipment, comprise from call originating end user's voice signal with from the input signal of the noise signal of communication channel and filtering, thereby in listener, again the voice of receiving are once filtered according to obtained band information, further improve communication quality.
Therefore, according in the communication means of the embodiment of the present invention, from the voice signal transmitting, removed the unexpected noise signal that comprises ambient noise and interchannel noise between call originating end equipment and talking receiving terminal equipment, retained the voice signal of expecting simultaneously, both call sides can be conversed in noise rugged environment and be not subject to the interference of any noise, fully having improved user's experience.
It should be noted that, although describe the present invention by the example of voice signal being carried out to twice filtering at converse originating end and talking receiving terminal hereinbefore, but this is the preferred embodiment of the present invention, and the invention is not restricted to this.Those skilled in the art will appreciate that in the time that noise signal strength is not high, or in the time expecting the power consumption of saving equipment, also can only in one of call originating end and talking receiving terminal, carry out filtering to voice signal.
In addition, preferably, call originating end user above can be multiple users, and it at least comprises two users, i.e. the first call originating end user and the second call originating end user.At this moment, for fear of causing the voice signal to the different frequency scope from different user to carry out filtering mistakenly, in the time obtaining call originating end user's benchmark voice frequency range, preferably, described benchmark voice frequency range is the residing frequency range of its voice signal and the residing frequency range sum of its voice signal in the time that described the second call originating end user normally speaks in the time that described the first call originating end user normally speaks.
In addition, although described the communication means according to the embodiment of the present invention with specific order hereinbefore, the invention is not restricted to this.For example, obviously, step S320 can carry out or carry out with it simultaneously before step S310, and in like manner, step S350 can carry out or carry out with it simultaneously before step S340.And, as mentioned above, can also will use in combination for the method for removing call noise according to the communication means of the embodiment of the present invention and of the prior art other, and not depart from the spirit and scope of the present invention.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add essential hardware platform by means of software and realize, and can certainly all implement by software or hardware.Based on such understanding, what technical scheme of the present invention contributed to background technology can embody with the form of software product in whole or in part, this computer software product can be stored in storage medium, as ROM/RAM, disk, CD etc., comprise that some instructions (can be personal computers in order to make a computer equipment, server, or the network equipment etc.) carry out the method described in some part of each embodiment of the present invention or embodiment.
Describe each embodiment of the present invention in the above in detail.But, it should be appreciated by those skilled in the art that without departing from the principles and spirit of the present invention, can carry out various amendments to these embodiment, combination or sub-portfolio, and such amendment should fall within the scope of the present invention.
Claims (12)
1. a communication means, described method is applied to call originating end equipment, uses the call originating end user of described call originating end equipment and the talking receiving terminal user who uses talking receiving terminal equipment to carry out voice communication, it is characterized in that, and described method comprises:
Obtain described call originating end user's benchmark voice frequency range, described benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks;
Receive input signal, described input signal comprises from described call originating end user's voice signal with from the noise signal of background environment;
By described benchmark voice frequency range, described input signal is carried out to filtering, the signal in described benchmark voice frequency range is passed through, and the signal of filtering outside described benchmark voice frequency range; And
Send filtered input signal to described talking receiving terminal equipment.
2. according to the method for claim 1, it is characterized in that, the step of the described call originating end of described acquisition user's benchmark voice frequency range comprises:
In advance without make an uproar or low noise environment in, obtain the voice signal of described call originating end user in the time normally speaking;
Detect the residing frequency range of voice signal obtaining; And
Using detected frequency range as described benchmark voice frequency range.
3. according to the method for claim 1, it is characterized in that, described method also comprises:
Send before described filtered input signal or with described filtered input signal side by side, send described benchmark voice frequency range to described talking receiving terminal equipment.
4. according to the method for claim 1, it is characterized in that, described call originating end user at least comprises the first call originating end user and the second call originating end user, and
Described benchmark voice frequency range is the residing frequency range of its voice signal and the residing frequency range sum of its voice signal in the time that described the second call originating end user normally speaks in the time that described the first call originating end user normally speaks.
5. a communication means, described method is applied to talking receiving terminal equipment, uses the talking receiving terminal user of described talking receiving terminal equipment and the call originating end user who uses call originating end equipment to carry out voice communication, it is characterized in that, and described method comprises:
Obtain described call originating end user's benchmark voice frequency range, described benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks;
Receive input signal from described call originating end equipment, described input signal comprises from described call originating end user's voice signal with from the noise signal of communication channel;
By described benchmark voice frequency range, described input signal is carried out to filtering, the signal in described benchmark voice frequency range is passed through, and the signal of filtering outside described benchmark voice frequency range; And
To the input signal after described talking receiving terminal user output filtering.
6. according to the method for claim 5, it is characterized in that, the step of the described call originating end of described acquisition user's benchmark voice frequency range comprises:
Receive before described input signal or with described input signal side by side, receive described benchmark voice frequency range from described call originating end equipment.
7. a call originating end equipment, uses the call originating end user of described call originating end equipment and the talking receiving terminal user who uses talking receiving terminal equipment to carry out voice communication, it is characterized in that, described call originating end equipment comprises:
Obtain unit, for obtaining described call originating end user's benchmark voice frequency range, described benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks;
Receiving element, for receiving input signal, described input signal comprises from described call originating end user's voice signal with from the noise signal of background environment;
Filter unit, for described input signal being carried out to filtering by described benchmark voice frequency range, passes through the signal in described benchmark voice frequency range, and the signal of filtering outside described benchmark voice frequency range; And
Transmitting element, for sending filtered input signal to described talking receiving terminal equipment.
8. according to the call originating end equipment of claim 7, it is characterized in that, described acquisition unit in advance without make an uproar or low noise environment in, obtain the voice signal of described call originating end user in the time normally speaking; Detect the residing frequency range of voice signal obtaining; And using detected frequency range as described benchmark voice frequency range.
9. according to the call originating end equipment of claim 7, it is characterized in that, described transmitting element also for send before described filtered input signal or with described filtered input signal side by side, send described benchmark voice frequency range to described talking receiving terminal equipment.
10. according to the call originating end equipment of claim 7, it is characterized in that, described call originating end user at least comprises the first call originating end user and the second call originating end user, and
Described benchmark voice frequency range is the residing frequency range of its voice signal and the residing frequency range sum of its voice signal in the time that described the second call originating end user normally speaks in the time that described the first call originating end user normally speaks.
11. 1 kinds of talking receiving terminal equipment, use the talking receiving terminal user of described talking receiving terminal equipment and the call originating end user who uses call originating end equipment to carry out voice communication, it is characterized in that, described talking receiving terminal equipment comprises:
Obtain unit, for obtaining described call originating end user's benchmark voice frequency range, described benchmark voice frequency range is the residing frequency range of its voice signal in the time that described call originating end user normally speaks;
Receiving element, for receiving input signal from described call originating end equipment, described input signal comprises from described call originating end user's voice signal with from the noise signal of communication channel;
Filter unit, for described input signal being carried out to filtering by described benchmark voice frequency range, passes through the signal in described benchmark voice frequency range, and the signal of filtering outside described benchmark voice frequency range; And
Output unit, for the input signal after described talking receiving terminal user output filtering.
12. according to the talking receiving terminal equipment of claim 11, it is characterized in that, described acquisition unit receive before described input signal or with described input signal side by side, receive described benchmark voice frequency range from described call originating end equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210546620.6A CN103873714B (en) | 2012-12-14 | 2012-12-14 | End equipment and talking receiving terminal equipment are initiated in communication means and call |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210546620.6A CN103873714B (en) | 2012-12-14 | 2012-12-14 | End equipment and talking receiving terminal equipment are initiated in communication means and call |
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| Publication Number | Publication Date |
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| CN103873714A true CN103873714A (en) | 2014-06-18 |
| CN103873714B CN103873714B (en) | 2017-12-26 |
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