CN102185954A - Method for regulating audio frequency in video call and terminal equipment - Google Patents
Method for regulating audio frequency in video call and terminal equipment Download PDFInfo
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- CN102185954A CN102185954A CN2011101114222A CN201110111422A CN102185954A CN 102185954 A CN102185954 A CN 102185954A CN 2011101114222 A CN2011101114222 A CN 2011101114222A CN 201110111422 A CN201110111422 A CN 201110111422A CN 102185954 A CN102185954 A CN 102185954A
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Abstract
The invention relates to a method for regulating audio frequency in a video call and terminal equipment. The method comprises the following steps of: detecting a distance between a current video call participant and the terminal equipment; and regulating gain values of a microphone and a loudspeaker on the terminal equipment according to the distance to regulate the audio frequency. In the method for regulating the audio frequency in the video call and the terminal equipment, the distance between the current video call participant and the terminal equipment is detected, and the gain values of the microphone and the loudspeaker on the terminal equipment are regulated according to the distance, thereby regulating the audio frequency. Therefore, sounds are dynamically regulated along with the change of the distance between the video call participant and the terminal equipment, the gain values are greater if the distance is longer, and are lower if the distance is shorter, and the quality of the call is improved.
Description
[technical field]
The present invention relates to audio signal processing technique, particularly a kind of video calling sound intermediate frequency method of adjustment and terminal equipment.
[background technology]
Along with development of internet technology, a large amount of mobile communication terminals have video call function, under the prerequisite of Virtual network operator technical support, have between the mobile communication terminal of video call function, can realize real-time dynamic video, voice-frequency telephony.
In the traditional call process, the earphone of mobile communication terminal and microphone by the caller place in one's ear, mouthful limit, so In Call and effect are better, yet when using video calling, in order to make the camera collection on the mobile communication terminal arrive caller's image, need to maintain a certain distance with the caller, because varying environment of living in when the use habit of different user and conversation, relative distance between the microphone on caller and the mobile communication terminal changes, the sound that causes the caller to hear thus is suddenly big or suddenly small, and speech quality is poor.
[summary of the invention]
Based on this, be necessary to provide a kind of video calling sound intermediate frequency method of adjustment, improve speech quality.
A kind of video calling sound intermediate frequency method of adjustment may further comprise the steps:
Detect the distance between current video caller and the terminal equipment;
According to the yield value of microphone and loud speaker on the described terminal equipment of described distance adjustment, to adjust described audio frequency size.
Preferably, the concrete steps of the distance between detection current video caller and the terminal equipment are: by the distance between range sensor detection current video caller and the terminal equipment.
Preferably, described range sensor and camera are adjacent is arranged on the described terminal equipment.
Preferably, the step that also comprises the corresponding relation between storage distance in advance and the yield value; The concrete steps of adjusting the yield value of microphone and loud speaker on the described terminal equipment according to described distance are: the yield value of adjusting microphone and loud speaker on the described terminal equipment according to the distance of the distance of described detection and storage and the corresponding relation between the yield value.
Preferably, when pure audio is conversed, also comprise step: detect distance between caller and the terminal equipment by range sensor, with described distance and threshold ratio, and during less than described threshold value, close described terminal equipment screen backlight lamp in described distance.
In addition, also being necessary provides a kind of terminal equipment, can improve speech quality in video calling.
A kind of terminal equipment comprises:
Detection module is used to detect the distance between current video caller and the terminal equipment;
With the processing module that described detection module links to each other, be used for yield value, to adjust described audio frequency size according to microphone and loud speaker on the described terminal equipment of described distance adjustment.
Preferably, described detection module is a range sensor, and described range sensor is used to detect the distance between current video caller and the terminal equipment.
Preferably, described range sensor and camera are adjacent is arranged on the described terminal equipment.
Preferably, also comprise memory module, described memory module is used for storing in advance the corresponding relation between distance and the yield value, and described processing module also is used for adjusting according to the distance of the distance of described detection and storage and the corresponding relation between the yield value yield value of microphone and loud speaker on the described terminal equipment.
Preferably, described detection module also is used for detecting the distance between caller and the terminal equipment when pure audio is conversed, described processing module also is used for described distance and threshold value are compared, and during less than described threshold value, closes described terminal equipment screen backlight lamp in described distance.
Method and terminal equipment that above-mentioned video calling sound intermediate frequency is adjusted, detect the distance between current video caller and the terminal equipment, according to this yield value apart from microphone and loud speaker on the adjustment terminal equipment, thereby adjust the audio frequency size, realized sound dynamically adjustment along with the variation of distance between video calling person and the terminal equipment, distance is big more, yield value increases, distance is more little, and yield value reduces, and has improved speech quality.
[description of drawings]
Fig. 1 is the flow chart of video calling sound intermediate frequency method of adjustment among the embodiment;
Fig. 2 is the flow chart of video calling sound intermediate frequency method of adjustment among another embodiment;
Fig. 3 is the internal structure intention of terminal equipment among the embodiment;
Fig. 4 is the internal structure intention of terminal equipment among another embodiment.
[embodiment]
Below in conjunction with specific embodiment and accompanying drawing technical scheme is described in detail.
As shown in Figure 1, in one embodiment, a kind of video calling sound intermediate frequency method of adjustment may further comprise the steps:
Step S110 detects the distance between current video caller and the terminal equipment.
During video calling, the range sensor on the opening terminal apparatus can be 30 centimetres as distance by the distance between this range sensor detection caller and the terminal equipment.This range sensor can be arranged on the terminal equipment, and preferably range sensor and camera are adjacent on terminal equipment, and when so the user carries out video calling, the distance between the video calling person of detection and the terminal equipment will be more accurate.Adjust effect preferably in order to reach, can be in real time or regularly detect distance between current video caller and the terminal equipment.
Be integrated with camera, microphone and loud speaker on this terminal equipment, to realize video calling.This terminal equipment can be mobile communication terminal (as mobile phone) or computer.
Step S120 is according to this yield value apart from microphone and loud speaker on this terminal equipment of adjustment, to adjust the audio frequency size.
After detecting distance between caller and the terminal equipment by range sensor, can be according to this apart from the yield value of adjusting microphone and loud speaker, distance is big more, and yield value increases, and audio frequency increases, and sound increases; Distance is more little, and yield value reduces, and audio frequency reduces, and sound reduces.So adjust the yield value size of microphone and loud speaker, thereby adjust the size of sound, make that dynamic change has improved video speech quality greatly along with the variable in distance between video calling person and the terminal equipment for the size of sound according to distance.Wherein, yield value is a multiplication factor.
In addition, before step S110, also comprise the step of the corresponding relation between storage distance in advance and the yield value.Corresponding relation between storage distance on the terminal equipment and yield value in advance, i.e. the form that corresponding corresponding yield value of distance, this corresponding relation can forms exists.The concrete steps of step S120 are: adjust the yield value of microphone and loud speaker on this terminal equipment according to the distance of the distance of this detection and storage and the corresponding relation between the yield value, and adjust this audio frequency size according to this yield value.According to finding corresponding yield value the corresponding relation of the distance that detects between distance and yield value, the yield value of microphone and loud speaker is adjusted to the new yield value that finds.
In one embodiment, as shown in Figure 2, a kind of video calling sound intermediate frequency method of adjustment may further comprise the steps:
Step S210 obtains the video calling request.
When the user carries out video calling by terminal equipment, need to send the video calling request, terminal equipment obtains this video calling request.
Step S220 sets up video calling according to this video calling request.
According to this video calling request, set up video calling between the requestor and the person of being requested.
Step S230 detects the distance between current video caller and the terminal equipment.
After video calling was set up, the range sensor on the opening terminal apparatus can be 30 centimetres as distance by the distance between this range sensor detection caller and the terminal equipment.
Step S240 is according to this yield value apart from microphone and loud speaker on this terminal equipment of adjustment, to adjust the audio frequency size.Describe among concrete adjustment mode such as the above-mentioned embodiment, do not repeat them here.
Step S250 judges whether to obtain and finishes the video calling request, if then execution in step S260 if not, then returns step S230.
After getting access to the request of end video calling, finish video calling, do not get access to when finishing the video calling request, turn back to the step that detects the distance between current video caller and the terminal equipment, again by the distance between range sensor detection current video caller and the terminal equipment, so that adjust yield value according to the distance of newly obtaining once more, realized in real time or regularly detected distance, adjust the yield value of microphone and loud speaker according to distance real-time or that regularly detect.
Step S260 finishes video calling.
In a preferred embodiment, when pure audio is conversed, detect the distance between caller and the terminal equipment, when this distance during less than threshold value, the device screen backlight of closing a terminal.Electric quantity consumption during so with the conversation of saving terminal equipment.Obtain distance between caller and the terminal equipment by range sensor, again should distance with threshold ratio, this distance then sends out code during less than this threshold value.This threshold value is set in advance by system or user.
As shown in Figure 3, in one embodiment, a kind of terminal equipment comprises continuous detection module 310 and processing module 320.
Detection module 310 is used to detect the distance between current video caller and the terminal equipment.
During video calling, the detection module 310 on the opening terminal apparatus, among this embodiment, detection module 310 is a range sensor.Can it be 30 centimetres as distance by the distance between this range sensor detection caller and the terminal equipment.This range sensor is arranged on the terminal equipment, and preferably range sensor and camera are adjacent is arranged on the terminal equipment, and when so the user carries out video calling, the distance between the video calling person of detection and the terminal equipment will be more accurate.Adjust effect preferably in order to reach, can be in real time or regularly detect distance between current video caller and the terminal equipment.
Be integrated with camera, microphone and loud speaker on this terminal equipment, to realize video calling.This terminal equipment can be mobile communication terminal (as mobile phone) or computer.
Processing module 320 is used for according to this yield value apart from microphone and loud speaker on this terminal equipment of adjustment, to adjust this audio frequency size.
After detecting distance between caller and the terminal equipment by detection module 310, processing module 320 can be according to this apart from the yield value of adjusting microphone and loud speaker, and distance is big more, and yield value increases, and audio frequency increases, and sound increases; Distance is more little, and yield value reduces, and audio frequency reduces, and sound reduces.So adjust the yield value size of microphone and loud speaker, thereby adjust the size of sound, make that dynamic change has improved video speech quality greatly along with the variable in distance between video calling person and the terminal equipment for the size of sound according to distance.
As shown in Figure 4, in one embodiment, above-mentioned terminal equipment also comprises acquisition request module 330, communication module 340 and memory module 350 except comprising detection module 310 and processing module 320.
Acquisition request module 330 links to each other with processing module 320, is used to obtain the video calling request.When the user carries out video calling by terminal equipment, need to send the video calling request, acquisition request module 330 is obtained this video calling request, and this video calling request is sent to processing module 320.
Communication module 340 links to each other with processing module 320, is used for according to video calling request and sets up video calling.Processing module 320 sends to communication module 340 with this video calling request, according to this video calling request, sets up the video calling between the requestor and the person of being requested by communication module 340.
Memory module 350 links to each other with processing module 320, is used for storing in advance the corresponding relation between distance and the yield value.The memory module 350 of terminal equipment is stored the corresponding relation between distance and the yield value in advance, i.e. the form that corresponding corresponding yield value of distance, this corresponding relation can forms exists.Processing module 320 also is used for adjusting according to the distance of the distance of this detection and storage and the corresponding relation between the yield value yield value of microphone and loud speaker on this terminal equipment, to adjust this audio frequency size.Processing module 320 is adjusted to the yield value of microphone and loud speaker the new yield value that finds according to finding corresponding yield value the corresponding relation of the distance that detects between distance and yield value.
In the preferred embodiment, acquisition request module 330 also is used to judge whether to obtain finish the video calling request, if then communication module 340 finishes the video calling request according to this and finishes video calling, if not, then turn back to the distance that detects between current video caller and the terminal equipment.
After acquisition request module 330 got access to and finishes the video calling request, communication module 340 finished video calling; Acquisition request module 330 does not get access to when finishing the video calling request, range sensor obtains the distance between current video caller and the terminal equipment again, so that adjust yield value according to the distance of newly obtaining once more, realized in real time or regularly detecting distance, processing module 320 is adjusted the yield value of microphone and loud speaker according to distance real-time or that regularly detect.
In the preferred embodiment, detection module 310 also is used for obtaining the distance between caller and the terminal equipment when pure audio is conversed, processing module 320 also is used for this distance and threshold value are compared, and in this distance during less than this threshold value, the device screen backlight of closing a terminal.This threshold value is set in advance by system or user.Electric quantity consumption during so with the conversation of saving terminal equipment.
Method and terminal equipment that above-mentioned video calling sound intermediate frequency is adjusted, detect the distance between current video caller and the terminal equipment, according to this yield value apart from microphone and loud speaker on the adjustment terminal equipment, thereby adjust the audio frequency size, realized sound dynamically adjustment along with the variation of distance between video calling person and the terminal equipment, distance is big more, yield value increases, distance is more little, and yield value reduces, and has improved speech quality.
The above embodiment has only expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (10)
1. video calling sound intermediate frequency method of adjustment may further comprise the steps:
Detect the distance between current video caller and the terminal equipment;
According to the yield value of microphone and loud speaker on the described terminal equipment of described distance adjustment, to adjust described audio frequency size.
2. video calling sound intermediate frequency method of adjustment according to claim 1, it is characterized in that the concrete steps that detect the distance between current video caller and the terminal equipment are: by the distance between range sensor detection current video caller and the terminal equipment.
3. video calling sound intermediate frequency method of adjustment according to claim 2 is characterized in that, described range sensor and camera are adjacent to be arranged on the described terminal equipment.
4. video calling sound intermediate frequency method of adjustment according to claim 1 is characterized in that, also comprises the step of the corresponding relation between storage distance in advance and the yield value; The concrete steps of adjusting the yield value of microphone and loud speaker on the described terminal equipment according to described distance are: the yield value of adjusting microphone and loud speaker on the described terminal equipment according to the distance of the distance of described detection and storage and the corresponding relation between the yield value.
5. video calling sound intermediate frequency method of adjustment according to claim 1, it is characterized in that, when pure audio is conversed, also comprise step: by the distance between range sensor detection caller and the terminal equipment, with described distance and threshold ratio, and during less than described threshold value, close described terminal equipment screen backlight lamp in described distance.
6. a terminal equipment is characterized in that, comprising:
Detection module is used to detect the distance between current video caller and the terminal equipment;
With the processing module that described detection module links to each other, be used for yield value, to adjust described audio frequency size according to microphone and loud speaker on the described terminal equipment of described distance adjustment.
7. terminal equipment according to claim 6 is characterized in that, described detection module is a range sensor, and described range sensor is used to detect the distance between current video caller and the terminal equipment.
8. terminal equipment according to claim 7 is characterized in that, described range sensor and camera are adjacent to be arranged on the described terminal equipment.
9. terminal equipment according to claim 6, it is characterized in that, also comprise memory module, described memory module is used for storing in advance the corresponding relation between distance and the yield value, and described processing module also is used for adjusting according to the distance of the distance of described detection and storage and the corresponding relation between the yield value yield value of microphone and loud speaker on the described terminal equipment.
10. terminal equipment according to claim 6, it is characterized in that, described detection module also is used for detecting the distance between caller and the terminal equipment when pure audio is conversed, described processing module also is used for described distance and threshold value are compared, and during less than described threshold value, close described terminal equipment screen backlight lamp in described distance.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101114222A CN102185954A (en) | 2011-04-29 | 2011-04-29 | Method for regulating audio frequency in video call and terminal equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101114222A CN102185954A (en) | 2011-04-29 | 2011-04-29 | Method for regulating audio frequency in video call and terminal equipment |
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| CN102185954A true CN102185954A (en) | 2011-09-14 |
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| CN2011101114222A Pending CN102185954A (en) | 2011-04-29 | 2011-04-29 | Method for regulating audio frequency in video call and terminal equipment |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102638612A (en) * | 2012-02-23 | 2012-08-15 | 华为终端有限公司 | Method and device for ending conversation |
| CN103716437A (en) * | 2012-09-28 | 2014-04-09 | 华为终端有限公司 | Sound quality and volume control method and apparatus |
| CN104427049A (en) * | 2013-08-30 | 2015-03-18 | 深圳富泰宏精密工业有限公司 | Portable electronic device |
| CN104883450A (en) * | 2015-06-05 | 2015-09-02 | 宁波萨瑞通讯有限公司 | Communication device and communication method for enhancing voice reception capacity |
| CN105376386A (en) * | 2015-11-13 | 2016-03-02 | 上海斐讯数据通信技术有限公司 | Call terminal and adaptive volume adjustment method and system thereof |
| CN105828225A (en) * | 2015-01-09 | 2016-08-03 | 国基电子（上海）有限公司 | Electronic device for adjusting microphone output power and gain |
| CN105979434A (en) * | 2016-05-30 | 2016-09-28 | 华为技术有限公司 | Volume adjusting method and volume adjusting device |
| CN106569773A (en) * | 2016-10-31 | 2017-04-19 | 努比亚技术有限公司 | Terminal and voice interaction processing method |
| CN106782540A (en) * | 2017-01-17 | 2017-05-31 | 联想(北京)有限公司 | Speech ciphering equipment and the voice interactive system including the speech ciphering equipment |
| WO2018068689A1 (en) * | 2016-10-11 | 2018-04-19 | 杭州萤石网络有限公司 | Volume adjustment method and device |
| CN109144466A (en) * | 2018-08-31 | 2019-01-04 | 广州三星通信技术研究有限公司 | audio device control method and device |
| CN109643167A (en) * | 2016-09-30 | 2019-04-16 | 英特尔公司 | Interactive mode selection based on the detecting distance between user and machine interface |
| CN113206968A (en) * | 2021-03-26 | 2021-08-03 | 深圳震有科技股份有限公司 | Sound processing method, device, equipment and medium based on audio and video call |
| CN113824816A (en) * | 2020-06-02 | 2021-12-21 | Oppo广东移动通信有限公司 | Voice communication method, device, terminal and storage medium |
| CN114708853A (en) * | 2022-03-18 | 2022-07-05 | 歌尔股份有限公司 | Interactive system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102638612A (en) * | 2012-02-23 | 2012-08-15 | 华为终端有限公司 | Method and device for ending conversation |
| CN102638612B (en) * | 2012-02-23 | 2014-07-30 | 华为终端有限公司 | Method and device for ending conversation |
| CN103716437A (en) * | 2012-09-28 | 2014-04-09 | 华为终端有限公司 | Sound quality and volume control method and apparatus |
| CN104427049A (en) * | 2013-08-30 | 2015-03-18 | 深圳富泰宏精密工业有限公司 | Portable electronic device |
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| CN105828225A (en) * | 2015-01-09 | 2016-08-03 | 国基电子（上海）有限公司 | Electronic device for adjusting microphone output power and gain |
| CN104883450A (en) * | 2015-06-05 | 2015-09-02 | 宁波萨瑞通讯有限公司 | Communication device and communication method for enhancing voice reception capacity |
| CN105376386B (en) * | 2015-11-13 | 2018-02-06 | 上海斐讯数据通信技术有限公司 | Call terminal and its volume adaptive regulation method and system |
| CN105376386A (en) * | 2015-11-13 | 2016-03-02 | 上海斐讯数据通信技术有限公司 | Call terminal and adaptive volume adjustment method and system thereof |
| CN105979434A (en) * | 2016-05-30 | 2016-09-28 | 华为技术有限公司 | Volume adjusting method and volume adjusting device |
| CN109643167A (en) * | 2016-09-30 | 2019-04-16 | 英特尔公司 | Interactive mode selection based on the detecting distance between user and machine interface |
| WO2018068689A1 (en) * | 2016-10-11 | 2018-04-19 | 杭州萤石网络有限公司 | Volume adjustment method and device |
| CN106569773A (en) * | 2016-10-31 | 2017-04-19 | 努比亚技术有限公司 | Terminal and voice interaction processing method |
| CN106782540A (en) * | 2017-01-17 | 2017-05-31 | 联想(北京)有限公司 | Speech ciphering equipment and the voice interactive system including the speech ciphering equipment |
| CN106782540B (en) * | 2017-01-17 | 2021-04-13 | 联想(北京)有限公司 | Voice equipment and voice interaction system comprising same |
| CN109144466A (en) * | 2018-08-31 | 2019-01-04 | 广州三星通信技术研究有限公司 | audio device control method and device |
| CN109144466B (en) * | 2018-08-31 | 2022-03-22 | 广州三星通信技术研究有限公司 | Audio device control method and device |
| CN113824816A (en) * | 2020-06-02 | 2021-12-21 | Oppo广东移动通信有限公司 | Voice communication method, device, terminal and storage medium |
| CN113206968A (en) * | 2021-03-26 | 2021-08-03 | 深圳震有科技股份有限公司 | Sound processing method, device, equipment and medium based on audio and video call |
| CN114708853A (en) * | 2022-03-18 | 2022-07-05 | 歌尔股份有限公司 | Interactive system |
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Application publication date: 20110914 |