CN102215369A - Mobile terminal and data interactive method of video call - Google Patents
Mobile terminal and data interactive method of video call Download PDFInfo
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- CN102215369A CN102215369A CN2011101065279A CN201110106527A CN102215369A CN 102215369 A CN102215369 A CN 102215369A CN 2011101065279 A CN2011101065279 A CN 2011101065279A CN 201110106527 A CN201110106527 A CN 201110106527A CN 102215369 A CN102215369 A CN 102215369A
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Abstract
The invention provides a mobile terminal which comprises a first communication module, a processor and a second communication module, wherein the first communication module is connected with the processor and is used to receive a first radio-frequency signal from the outside, decode the first radio-frequency signal to a first audio-video code stream, receive a second audio-video code stream from the processor, convert the second audio-video code stream to a second radio-frequency signal and send the second radio-frequency to the outside; the processor is connected with the second communication module and is used to send the first audio-video code stream to the second communication module, and send the second audio-video code stream from the second communication module to the first communication module; and the second communication module is used to send the information of the first audio-video code stream to an external device and receive the information of the second audio-video code stream from the external device. The invention also provides a data interactive method of the video call. According to the technical scheme provided by the invention, data interaction of the video call between the mobile terminal and the external device can be realized, and image display quality of the video call and speech intelligibility can be improved.
Description
Technical field
The present invention relates to moving communicating field, in particular to the exchange method of portable terminal and video call data.
Background technology
3G portable terminal (based on the portable terminal of third generation mobile) can be realized the video call function, can adopt hands-free when carrying out video call or utilizes modes such as earphone that portable terminal is taken away certain distance.The 3G portable terminal also possesses bluetooth and WIFI function, can be used to transmit data.So, when the video call time is long, cause the user to use inconvenience because little voice of mobile terminal screen and video effect are undesirable, and need in the process of video call to hand.
Present notebook computer generally all can dispose microphone, camera and bluetooth/WIFI equipment such as (Wireless Fidelity), can be used for the video calling in the wire/wireless online.Directly be not connected but set up, promptly can not be directly in the process of video call of portable terminal voice and image be forwarded to and proceed voice answer-back and image demonstration on the notebook computer with the video call of 3G portable terminal.
Therefore, need a kind of treatment technology of video call data, the video call of portable terminal can be transferred on the computer, increase the display quality of portable terminal image in process of video call and the definition of call voice.
Summary of the invention
In view of this, technical problem to be solved by this invention is, the exchange method of a kind of portable terminal and corresponding video call data is provided, the video call data of portable terminal are transferred to external equipment, increase the display quality of portable terminal image in process of video call and the definition of call voice.
The invention provides a kind of portable terminal, comprise: first communication module, be connected to processor, reception is from first radiofrequency signal of outside, described first radiofrequency signal is decoded as first audio-video code stream, and receive second audio-video code stream from described processor, and described second audio-video code stream is converted to second radiofrequency signal, outwards send described second radiofrequency signal; Described processor is connected to second communication module, sends described first audio-video code stream to described second communication module, and will send described first communication module to from described second audio-video code stream of described second communication module; Described second communication module sends to external equipment with the information of described first audio-video code stream, and receives the information from described second audio-video code stream of described external equipment.Like this, just the video call data of portable terminal can be transferred to external equipment, the video call data of external equipment collection also can send to the recipient by portable terminal, utilize external equipment stronger CPU disposal ability and multimedia function, improved the display quality of image of portable terminal and the definition of call voice.
In technique scheme, preferably, can also comprise: driver module is used to enable the transmission that described processor carries out described first audio-video code stream and described second audio-video code stream respectively.Do not carry out the transmission of video call data if driver module orders about the processor of portable terminal, so, portable terminal is then according to the common process pattern, promptly according in the correlation technique audio frequency and video processing method being carried out video calling.
In technique scheme, preferably, described first communication module can comprise 3G communication module, LTE communication module and/or 4G communication module.Technical scheme of the present invention can be at the portable terminal that can carry out video calling.
In technique scheme, preferably, described second communication module can comprise bluetooth communication, infrared communication module, WIFI communication module and/or USB.These modes all can be set up being connected of data with external equipment such as notebook computer with portable terminal.
In technique scheme, preferably, described external equipment can comprise notebook computer, panel computer, PDA and iPad.The audio, video data that portable terminal receives is handled by these external equipments, and the audio, video data by these external equipment collection this locality and send to the recipient of the other end by portable terminal, increased the definition of the display quality and the call voice of image.
The present invention also provides a kind of exchange method of video call data, comprising: step 202, and set up portable terminal and be connected with the data of external equipment; Step 204, when described portable terminal carries out video call, first audio, video data from the outside that described portable terminal will receive sends to described external equipment, described external equipment is gathered second audio, video data and described second audio, video data is sent to described portable terminal, and described portable terminal converts described second audio, video data to radiofrequency signal and is sent to described outside.Like this, just the video call data of portable terminal can be transferred to external equipment, the video call data of external equipment collection also can send to the recipient by portable terminal, utilize external equipment stronger CPU disposal ability and multimedia function, improved the display quality of image of portable terminal and the definition of call voice.
In technique scheme, preferably, in described step 202, the data ways of connecting of setting up described portable terminal and described external equipment comprises bluetooth, WIFI, infrared and/or USB.These modes all can be set up being connected of data with external equipment such as notebook computer with portable terminal.
In technique scheme, preferably, when described portable terminal is answered or is initiated described video call, whether the interface prompt user at described portable terminal selects transfering state, when selecting described transfering state, then carry out between described portable terminal and the described external equipment described video call data alternately.If the user does not select transfering state, so, portable terminal is then according to the common process pattern, promptly according in the correlation technique audio frequency and video processing method being carried out video calling.
In technique scheme, preferably, described external equipment can comprise notebook computer, panel computer, PDA and iPad.The audio, video data that portable terminal receives is handled by these external equipments, and the audio, video data by these external equipment collection this locality and send to the recipient of the other end by portable terminal, increased the definition of the display quality and the call voice of image.
In technique scheme, preferably, described portable terminal can comprise 3G portable terminal, LTE portable terminal and/or 4G portable terminal.Technical scheme of the present invention can be carried out the portable terminal of video calling at all.
Description of drawings
Fig. 1 shows the block diagram of portable terminal according to an embodiment of the invention;
Fig. 2 shows the flow chart of the exchange method of video call data according to an embodiment of the invention;
Fig. 3 shows 3G portable terminal in the correlation technique about the structural representation of processed voice video data;
Fig. 4 shows the schematic diagram that 3G portable terminal according to an embodiment of the invention is used in combination with notebook computer;
Fig. 5 shows the flow chart of video phone call and data uplink according to an embodiment of the invention; And
Fig. 6 shows the flow chart of visual telephone reception according to an embodiment of the invention and data downstream.
Embodiment
In order more to be expressly understood above-mentioned purpose of the present invention, feature and advantage, the present invention is further described in detail below in conjunction with the drawings and specific embodiments.
Set forth a lot of details in the following description so that fully understand the present invention, still, the present invention can also adopt other to be different from other modes described here and implement, and therefore, the present invention is not limited to the restriction of following public specific embodiment.
Fig. 1 shows the block diagram of portable terminal according to an embodiment of the invention.
As shown in Figure 1, portable terminal 100 comprises according to an embodiment of the invention: first communication module 102, be connected to processor 104, reception is from first radiofrequency signal of outside, first radiofrequency signal is decoded as first audio-video code stream, and second audio-video code stream that receives from processor 104, second audio-video code stream is converted to second radiofrequency signal, outwards send second radiofrequency signal; Processor 104 is connected to second communication module 106, sends first audio-video code stream to second communication module 106, and will send first communication module 102 to from second audio-video code stream of second communication module 106; Second communication module 106 sends to external equipment with the information of first audio-video code stream, and receives the information from second audio-video code stream of external equipment.Like this, just the video call data of portable terminal can be transferred to external equipment, the video call data of external equipment collection also can send to the recipient by portable terminal, utilize external equipment stronger CPU disposal ability and multimedia function, improved the display quality of image of portable terminal and the definition of call voice.
In technique scheme, preferably, can also comprise: driver module 108 is used to enable the transmission that processor 104 carries out first audio-video code stream and second audio-video code stream respectively.Do not carry out the transmission of video call data if driver module orders about the processor of portable terminal, so, portable terminal is then according to the common process pattern, promptly according in the correlation technique audio frequency and video processing method being carried out video calling.
In technique scheme, preferably, first communication module 102 can comprise 3G communication module, LTE communication module and/or 4G communication module.Technical scheme of the present invention can be at the portable terminal that can carry out video calling.
In technique scheme, preferably, second communication module 106 can comprise bluetooth communication, infrared communication module, WIFI communication module and/or USB.These modes all can be set up being connected of data with external equipment such as notebook computer with portable terminal.
In technique scheme, preferably, external equipment can comprise notebook computer, panel computer, PDA and iPad.The audio, video data that portable terminal receives is handled by these external equipments, and the audio, video data by these external equipment collection this locality and send to the recipient of the other end by portable terminal, increased the definition of the display quality and the call voice of image.
Fig. 2 shows the flow chart of the exchange method of video call data according to an embodiment of the invention.
As shown in Figure 2, the exchange method of video call data comprises according to an embodiment of the invention: step 202, and set up portable terminal and be connected with the data of external equipment; Step 204, when portable terminal carries out video call, first audio, video data from the outside that portable terminal will receive sends to external equipment, external equipment is gathered second audio, video data and second audio, video data is sent to portable terminal, and portable terminal converts second audio, video data to radiofrequency signal and is sent to the outside.Like this, just the video call data of portable terminal can be transferred to external equipment, the video call data of external equipment collection also can send to the recipient by portable terminal, utilize external equipment stronger CPU disposal ability and multimedia function, improved the display quality of image of portable terminal and the definition of call voice.
In technique scheme, preferably, in step 202, the data ways of connecting of setting up portable terminal and external equipment comprises bluetooth, WIFI, infrared and/or USB.These modes all can be set up being connected of data with external equipment such as notebook computer with portable terminal.
In technique scheme, preferably, when portable terminal is answered or initiated video call, whether select transfering state the interface prompt user of portable terminal, when selecting transfering state, then carry out video call data mutual between portable terminal and the external equipment.If the user does not select transfering state, so, portable terminal is then according to the common process pattern, promptly according in the correlation technique audio frequency and video processing method being carried out video calling.
In technique scheme, preferably, external equipment can comprise notebook computer, panel computer, PDA and iPad.The audio, video data that portable terminal receives is handled by these external equipments, and the audio, video data by these external equipment collection this locality and send to the recipient of the other end by portable terminal, increased the definition of the display quality and the call voice of image.
In technique scheme, preferably, portable terminal can comprise 3G portable terminal, LTE portable terminal and/or 4G portable terminal.Technical scheme of the present invention can be carried out the portable terminal of video calling at all.
Fig. 3 shows 3G portable terminal in the correlation technique about the structural representation of processed voice video data.
With reference to figure 3, the processing procedure of 3G portable terminal 300 when carrying out video calling can be summarized as follows: during data downstream in carrying out video call process, communication unit 302 is by antenna 314 received RF signals and demodulate audio-video code stream, again audio-video code stream is sent to processor (AP) 304,304 pairs of audio-video code stream of processor are decoded, formed independent voice document and independent video file after the decoding, voice document is delivered to the outer line outputs of putting into such as loudspeaker by audio treatment unit 306; The display unit 308 that video file is delivered to portable terminal shows.
During data uplink in carrying out video call process, processor 304 is gathered MIC (microphone by audio treatment unit 306, microphone) signal, and by camera unit 310 collection local video signals, and voice MIC signal and video signal carried out hybrid coding, form audio-video code stream, and send to communication unit 302 and modulate, the radiofrequency signal of communication unit 302 after with this modulation sends by wireless network.The transmission and the processing of whole video call data have so just been finished.
Handling principle based on such video call data, technical scheme of the present invention combines portable terminal and notebook computer, both utilize the data remote of portable terminal to send function, also utilized the powerful CPU disposal ability of notebook computer and voice and video playback capability preferably.Further specify technical scheme of the present invention below in conjunction with Fig. 4 and Fig. 5.
Fig. 4 shows the schematic diagram that 3G portable terminal according to an embodiment of the invention is used in combination with notebook computer.
Because the mobile terminal display screen size is less and the limitation of audio unit aspect, the effect that adopts portable terminal to carry out video calling is not very good; Notebook computer is popularized now, can use the display and the audio frequency processing system of notebook computer, promotes the effect of video calling, and can make video calling more comfortable.
The present invention is newly-increased deconsolidation process function to audio-video code stream in the processor (AP) of portable terminal mainly, have two roads to select when carrying out video call: article one road is retained in local mobile terminal by former flow process and carries out video demonstration and conversation, operation principle as shown in Figure 3; The second road connects by the computer of BT/WiFi unit with the outside for audio-video code stream is transferred to the BT/WiFi unit, sends audio-video code stream to outside computer, carries out the processing of audio-video code stream on computers.In the time will carrying out video call, on the interface of portable terminal, have " reservation " and " transfer " options button, when the user selects " reservation " key, then handle video call according to article one road, when the user selects " transfer " key, then handle video call according to the second road.
Be transmitted as example with bluetooth (BT) or the connection of WiFi data, illustrate and when the user selects " transfer " key, handle the detailed process of video call.
Before the diverting call of beginning video calling, at first need to install on computers a client software, the BT/WiFi pairing that needs simultaneously to set up earlier between portable terminal and the notebook computer connects.The client software of installing on the computer can allow the user select to adopt computer to make a call, and carries out video call and transfer of data by the wireless road that connects of 3G portable terminal.
During data downstream in carrying out video call process, the communication unit 402 of 3G portable terminal 400A is by the antenna received RF signal and demodulate audio-video code stream, and this audio-video code stream is passed to the processor (AP) 404 of 3G portable terminal 400A, (if user's selection " reservation " state when selecting " transfer " state on the interface of user at portable terminal, then portable terminal is kept original video calling pattern, handle video calling at portable terminal), processor (AP) 404 sends this audio-video code stream to BT (Blue Tooth, bluetooth) unit or WIFI unit 406, that is to say, processor (AP) 404 does not carry out any processing to audio-video code stream, directly audio-video code stream is sent by BT unit 406, processor (AP) 404 of 3G portable terminal 400A set up a direct interface gateway between communication unit 402 and BT processing unit 406 in this process, audio-video code stream can not passed through the process of transmitting again after the memory cell 410 earlier yet, and She Ji purpose is in order to reduce the delay of air time like this.After the BT unit of notebook computer 400B or WIFI unit 412 receive the audio-video code stream that is sended over by 3G portable terminal 400A, directly being sent to processor (CPU) 414 decodes, to independent voice document and independent video file have been formed after this audio-video code stream decoding, voice document is delivered to the outer line outputs of putting into such as the loudspeaker of notebook computer 400B by audio treatment unit 416, the display unit 418 that video file is then delivered to notebook computer 400B shows, audio-video code stream is without memory cell 422, to reduce the delay of air time.
During data uplink in carrying out video call process, the processor of notebook computer 400B (CPU) 414 is gathered notebook computer 400B by audio treatment unit 416 and is gone up the MIC signal, and gathers local video signal by the camera unit 420 of notebook computer 400B.Processor (CPU) 414 couples of voice MIC signal and video signal carry out hybrid coding, form audio-video code stream, and send by BT unit or WIFI unit 412.The processor (AP) 404 of 3G portable terminal 400A receives the information of the audio-video code stream that is sent by notebook computer 400B by BT unit or WIFI unit 406, equally without memory cell 410, processor (AP) 404 directly is forwarded to this audio-video code stream the communication unit 402 of 3G portable terminal 400A, and communication unit 402 sends this audio-video code stream by wireless network.
At this, those skilled in the art should be appreciated that, although be example with the 3G portable terminal in the present embodiment, too can be with the 4G portable terminal, the LTE portable terminal is an example, can use technical scheme of the present invention as long as can carry out the portable terminal of video call, in addition except BT unit and WIFI unit, can also be communications such as infrared unit, it can certainly be wired communication mode, as utilizing the USB mode to transmit the video call data, as long as it all is feasible making portable terminal and notebook computer be created as the connected mode that data are connected, the last carrier of audio, video data that among this embodiment notebook computer is shifted as portable terminal also can be with panel computer, PDA, iPad etc. have the equipment of data-handling capacity and audio frequency and video result of broadcast preferably as the external equipment that is connected with portable terminal in the technical scheme of the present invention.
After the operation principle that portable terminal and notebook computer each several part have been described, next the flow process according to uplink and downlink two aspects of video call data illustrates technical scheme of the present invention.
Fig. 5 shows the flow chart of video phone call and data uplink according to an embodiment of the invention.
The user installs the client software of video calling in advance on computers.
As shown in Figure 5, step 502 judges whether the user makes a call from the 3G portable terminal, if judged result then enters step 504 for not, if judged result is for being then to enter step 508.
In step 504, initiate video calling by client software from computer and call out, enter step 506 then, step 506, computer is initiated and the bluetooth of 3G portable terminal or being connected of WIFI automatically, enters step 510 then.
In step 508, the 3G portable terminal is initiated and the bluetooth of computer or being connected of WIFI automatically.
In step 510,3G portable terminal and computer have been set up the path of data circulation.
In step 512, computer is gathered the camera data and the MIC data of this machine.
In step 514, the processor of computer (CPU) is encoded to video data and speech data according to standard.
In step 516, send to the 3G portable terminal by setting up good data connecting path in step 510 through coded data stream.
In step 518, the processor of 3G portable terminal does not carry out any processing to data stream, directly is sent to communication module and sends.
Like this, just finished the flow process of video phone call and data uplink, processor plays the effect of the direct channel that transmits data, has promptly utilized the function of the video call of 3G portable terminal, has also brought into play the ability and the strong multimedia function of computer deal with data.
Fig. 6 shows the flow chart of visual telephone reception according to an embodiment of the invention and data downstream.
As shown in Figure 6, in step 602, the video calling incoming call is arranged.
In step 604, judge whether to receive processing by computer, be under the situation that is in judged result, proceed to step 608, be under the situation not in judged result, proceed to step 606.
In step 606, the 3G portable terminal is handled this video calling according to conventional video calling handling process.
In step 608, the 3G portable terminal initiates to be connected with the BT of computer or the data of WIFI unit automatically.
In step 610,3G portable terminal and computer have been set up the path of data circulation.
In step 612, downstream data flow receives by the communications of Mobile Terminals module, and sends the processor of portable terminal to.
In step 614, processor does not carry out any processing to this downstream data flow, directly it is set up good data connecting path by step 610 and is sent to computer end.
In step 616, the processor of computer is decoded to data stream.
In step 618, decoded video data is sent to display show that speech data sends to loudspeaker and plays.
In sum, the present invention is based on 3G portable terminal voice when video calling now, video effect is relatively poor and use aspect factor such as inconvenience, in video calling, image and the sound of 3G handheld terminal when the video calling is sent on the notebook computer, utilize the display of computer to come display image, utilize the loudspeaker of computer to play sound, and this machine video and the speech data of computer end sampling encoded, send by handheld terminal, like this, both increase the definition of the display quality and the call voice of image, increased user's comfort again, improved user experience.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a portable terminal is characterized in that, comprising:
First communication module, be connected to processor, reception is from first radiofrequency signal of outside, described first radiofrequency signal is decoded as first audio-video code stream, and reception is from second audio-video code stream of described processor, described second audio-video code stream is converted to second radiofrequency signal, outwards sends described second radiofrequency signal;
Described processor is connected to second communication module, sends described first audio-video code stream to described second communication module, and will send described first communication module to from described second audio-video code stream of described second communication module;
Described second communication module sends to external equipment with the information of described first audio-video code stream, and receives the information from described second audio-video code stream of described external equipment.
2. portable terminal according to claim 1 is characterized in that, also comprises: driver module is used to enable the transmission that described processor carries out described first audio-video code stream and described second audio-video code stream respectively.
3. portable terminal according to claim 1 and 2 is characterized in that, described first communication module comprises 3G communication module, LTE communication module and/or 4G communication module.
4. portable terminal according to claim 1 and 2 is characterized in that, described second communication module comprises bluetooth communication, infrared communication module, WIFI communication module and/or USB.
5. portable terminal according to claim 1 and 2 is characterized in that described external equipment comprises notebook computer, panel computer, PDA and iPad.
6. the exchange method of video call data is characterized in that, comprising:
Step 202 is set up portable terminal and is connected with the data of external equipment;
Step 204, when described portable terminal carries out video call, first audio, video data from the outside that described portable terminal will receive sends to described external equipment, described external equipment is gathered second audio, video data and described second audio, video data is sent to described portable terminal, and described portable terminal converts described second audio, video data to radiofrequency signal and is sent to described outside.
7. the exchange method of video call data according to claim 6 is characterized in that, in described step 102, the data ways of connecting of setting up described portable terminal and described external equipment comprises bluetooth, WIFI, infrared and/or USB.
8. the exchange method of video call data according to claim 6, it is characterized in that, when described portable terminal is answered or is initiated described video call, whether the interface prompt user at described portable terminal selects transfering state, when selecting described transfering state, then carry out between described portable terminal and the described external equipment described video call data alternately.
9. according to the exchange method of each described video call data in the claim 6 to 8, it is characterized in that described external equipment comprises notebook computer, panel computer, PDA and iPad.
10. according to the exchange method of each described video call data in the claim 6 to 8, it is characterized in that described portable terminal comprises 3G portable terminal, LTE portable terminal and/or 4G portable terminal.
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| CN2011101065279A CN102215369A (en) | 2011-04-27 | 2011-04-27 | Mobile terminal and data interactive method of video call |
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| CN113612957A (en) * | 2018-12-28 | 2021-11-05 | 华为技术有限公司 | Call method and related equipment |
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| CN111385513B (en) * | 2018-12-28 | 2021-08-20 | 华为技术有限公司 | Call method and related equipment |
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Application publication date: 20111012 |