CN101568009A - Method and system for implementing visual telephone service - Google Patents
Method and system for implementing visual telephone service Download PDFInfo
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- CN101568009A CN101568009A CNA2009102036011A CN200910203601A CN101568009A CN 101568009 A CN101568009 A CN 101568009A CN A2009102036011 A CNA2009102036011 A CN A2009102036011A CN 200910203601 A CN200910203601 A CN 200910203601A CN 101568009 A CN101568009 A CN 101568009A
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Abstract
The invention discloses a method for implementing visual telephone service, comprising: transferring the video frequency stream format of the talk opposite terminal received by the mobile terminal to a format which can be played by the external connection display equipment of the mobile terminal and transmitting to the external connection display equipment of the mobile terminal; the external connection display equipment of the mobile terminal playing the received video frequency stream. The invention realizes the visual telephone service by the external connection display equipment which takes the computer display or television set as the mobile terminal and obtains the clear image effect whatever in the hotel or at home during business trip without special videophone device.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to a kind of method and system that realize visual telephone service.
Background technology
Along with the development of mobile communication technology, the visual telephone service of portable terminal has shown good growth momentum.Visual telephone service not only can make both call sides clearly hear the other side's sound, and can see the other side's image, and both call sides is more optionally linked up.But, because the screen size of portable terminal and the restriction of resolution, still can not reach good visual effect based on the visual telephone service of portable terminal.
Business meetings often adopts special-purpose videophone device to realize the remote videophone business, but the volume of existing special-purpose videophone device is all bigger, be unsuitable in travel for commercial purpose, carrying, and need be combined with spider lines could use, and the visual telephone service that common mobile terminal realizes also can't satisfy the demand of business meetings owing to there is above-mentioned defective.
In sum, how in visual telephone service, image definition ground to be represented to both call sides, need not to carry bulky special equipment again, become present problem demanding prompt solution.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of method and system that realize visual telephone service, is implemented in the visual telephone service to both call sides presents image clearly, and need not to carry large-scale special equipment.
For solving the problems of the technologies described above, a kind of method that realizes visual telephone service of the present invention comprises:
The format conversion of the video flowing of the conversation opposite end that portable terminal is received is the form that the external connection display equipment of portable terminal can be play, and sends to the external connection display equipment of portable terminal;
The external connection display equipment of portable terminal is play the video flowing that receives.
Further, the external connection display equipment of portable terminal is a television set, and portable terminal sends to its terminal seat with the video flowing and the audio stream of received conversation opposite end;
Terminal seat will converse the opposite end video flowing and audio stream is converted to TV AV signal or the modulating FM radiofrequency signal sends to television set;
AV signal that television for play receives or FM radiofrequency signal.
Further, the external connection display equipment of portable terminal is a television set, and portable terminal is converted to the FM radiofrequency signal with the video flowing of received conversation opposite end and audio stream and sends to television set;
The FM radiofrequency signal that television for play receives.
Further, the external connection display equipment of portable terminal is a computer monitor, and portable terminal sends to its terminal seat with the video flowing of received conversation opposite end;
To the converse video flowing of opposite end of terminal seat is converted to pcs signal, sends computer monitor to by computer interface;
Computer monitor is play the pcs signal that receives.
Further, the voice signal of local user's input of also external microphone being sent of terminal seat sends to portable terminal;
Portable terminal sends to the conversation opposite equip. with the voice signal of user's input.
Further, the voice signal of local user's input of also external microphone being sent of terminal sends to portable terminal;
Portable terminal sends to the conversation opposite equip. with the voice signal of user's input.
Further, a kind of system that realizes visual telephone service comprises: portable terminal, terminal seat and television set, wherein:
Portable terminal is used for the video flowing and the audio stream of received conversation opposite end are sent to terminal seat;
Terminal seat, be used for the conversation opposite end video flowing and audio stream is converted to the AV signal or the FM radiofrequency signal sends to television set;
Television set is used to play the AV signal or the FM radiofrequency signal that receive.
Further, terminal seat comprises: general-purpose serial bus USB communication module and signal output module, wherein:
The usb communication module, the video flowing and the audio stream of the USB coding that the portable terminal that is used for receiving sends carry out the USB decoding, and decoded video flowing and audio stream are sent to signal output module;
Signal output module is used for the video flowing that will receive and audio stream is converted to the AV signal or the FM radiofrequency signal sends television set to.
Further, terminal seat also comprises the general-purpose serial bus USB port, and portable terminal comprises connector, this connector adopts USB port, the USB port that the USB port of terminal seat and connector adopt is complementary, and comprises pin: USB-, USB+, Mic+ and GND, wherein:
USB-and USB+ are used for portable terminal video flowing and the audio stream that USB encodes are sent to the usb communication module;
Mic+ and GND, the voice signal that is used for local user's input that terminal seat sends external microphone sends to portable terminal.
Further, a kind of system that realizes visual telephone service comprises: portable terminal and television set, portable terminal comprise microprocessor and wireless transmitter module, wherein:
Microprocessor is used for the video flowing and the audio stream of received conversation opposite end are sent to wireless transmitter module;
Wireless transmitter module is used for the video flowing that will receive and audio stream and is converted to the FM radiofrequency signal and sends to television set;
Television set is used to play the FM radiofrequency signal that receives.
Further, a kind of system that realizes visual telephone service comprises: portable terminal, terminal seat and computer monitor, wherein:
Portable terminal is used for the video flowing of received conversation opposite end is sent to terminal seat;
Terminal seat is used for the video flowing of conversation opposite end is converted to pcs signal, sends computer monitor to by computer interface;
Television set is used to play the pcs signal that receives.
In sum, the present invention is by realizing visual telephone service with computer monitor or television set as the external connection display equipment of portable terminal, no matter be in the hotel when travel for commercial purpose, still all can realize image effect clearly at home, and need not use special-purpose videophone device.
Description of drawings
Fig. 1 is the schematic diagram of the portable terminal of the embodiment of the invention 1;
Fig. 2 is the schematic diagram of connector of the portable terminal of the embodiment of the invention 1;
Fig. 3 is the electrical block diagram of the terminal seat of the embodiment of the invention 1 employing;
Fig. 4 is the flow chart of the method for the embodiment of the invention 1;
Fig. 5 is the structural representation of the portable terminal of the embodiment of the invention 2;
Fig. 6 is the flow chart of the method for the embodiment of the invention 2.
Embodiment
Consider that computer monitor and television set are quite universal in actual life, people can find computer monitor or television set as display device at an easy rate, because at present the visual effect based on the visual telephone service of portable terminal is difficult to satisfactory, and use special equipment not only to need to drop into extra-pay, and be difficult to carry, therefore, the present invention is by expanding computer monitor or the television set external connection display equipment as portable terminal, to reach better display effect.
The present invention is connected to television set by wired or wireless mode with portable terminal, during conversation on video telephone, the image of conversation opposite end is presented on the television screen, simultaneously the other side's voice is used the loudspeaker plays of television set, and the expansion microphone is so that user input voice.
Also can portable terminal be connected to computer monitor, the image of conversation opposite end is presented on the computer monitor, still use the voice of mobile terminal playing conversation opposite end, expand microphone equally so that user input voice by wired mode.
Also the extended audio playback equipment is play the voice content of conversation opposite end separately.
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described.
Embodiment 1:
When carrying out visual telephone service, the audio stream and the video flowing of the conversation opposite end that portable terminal will receive send terminal seat to, terminal seat is converted to AV signal or FM (frequency modulation) radiofrequency signal with audio stream and video flowing, export to television set by wired or wireless mode, television set directly the signal that receives is changed into video pictures and voice content is play.
Figure 1 shows that portable terminal of the present invention, be provided with connector, when portable terminal places on the terminal seat, link to each other with terminal seat by connector in the bottom of this portable terminal.Be illustrated in figure 2 as the connector that is arranged on portable terminal of the present invention bottom, connector adopts 5pin (pin) USB (USB) port, the port of terminal seat is corresponding with the port of connector, the pin of port comprises: Mic+, USB-, USB+, VCHG and GND, wherein, Mic+ and GND form the microphone loop jointly, and external microphone audio signal is transferred to portable terminal from terminal seat; USB+ and USB-form the usb data transmission line jointly, carry out the data between portable terminal and the terminal seat or the transmission of control signal; Form charge circuit between VCHG and the GND, when portable terminal was inserted on the terminal seat, terminal seat can also be the portable terminal charging as charger.
Figure 3 shows that the terminal seat that the present invention adopts, after terminal seat is handled the conversation audio stream of opposite end and video flowing, send to television set, and pass the local voice signal of external microphone back portable terminal, terminal seat also has the effect of fixed cellular terminal, when carrying out visual telephone service, can make the video capture device of portable terminal aim at the scene that to carry out video acquisition all the time.
Terminal seat is provided with microphone interface, 5pin USB port, AV lead-out terminal and 220V ac power plug, and internal module comprises: power module, usb communication module and signal output module.
The pin of the pin definitions of 5pin USB port and the connector of portable terminal is complementary.
The standard A V terminal coupling of the pin definitions of AV lead-out terminal and TV.
220V ac power plug and Chinese power standard coupling.
Power module is used for converting the 220V alternating current to each module work of terminal seat needed various power supplys, as, for portable terminal charging usefulness+5V power supply VCHG;
The usb communication module, be used for will receive the video flowing and the audio stream of USB coding carry out the USB decoding, the video flowing and the audio stream of decoded conversation opposite end sent to signal output module;
Signal output module is used for the video flowing that will receive and audio stream and is converted to the AV signal and sends television set to;
Microphone interface is used to connect microphone, the local voice data is transferred to Mike's input of portable terminal by the 5pin USB port.
For guaranteeing that the voice data that microphone inputs to portable terminal has than high tone quality, audio frequency processing circuit can also be set in terminal seat, the audio signal of the input of microphone is carried out noise reduction process, send portable terminal to by the 5pin USB interface again.
In addition, this terminal seat sends sound, vision signal the television set to except using the AV lead-out terminal, can also adopt wireless mode to send television set to by signal output module will the converse video flowing of opposite end and the standard FM radiofrequency signal that audio stream is converted to television set.
Figure 4 shows that the present invention adopts terminal seat to realize conversing the voice signal of opposite end and the method that signal of video signal is transferred to television set, comprising:
401: the user starts video telephone function on portable terminal, portable terminal is closed audio output apparatus, opens external microphone input;
402: portable terminal connects with the conversation opposite end, and the video flowing and the audio stream of the conversation opposite end that receives carried out the USB coding, and the video flowing of USB coding and audio stream USB-and the USB+ pin by the bottom connector sent to terminal seat;
403: the usb communication module of terminal seat is carried out the USB decoding after receiving the video flowing and audio stream of USB coding by USB-and USB+ pin, and the video flowing and the audio stream of decoded conversation opposite end sent to signal output module;
404: signal output module is converted to the AV signal with the video flowing that receives and audio stream and sends television set to;
405: the AV signal that television for play is received;
406: simultaneously, the user is by external microphone input voice, audio frequency processing circuit sends to portable terminal by Mic+ and GND pin with local voice stream after local voice stream is carried out noise reduction, and portable terminal sends to the conversation opposite equip. after local voice stream is handled;
407: the video capture device of portable terminal is gathered local video stream, and the local video stream that collects is sent to the conversation opposite end after treatment, shows on mobile terminal display screen simultaneously, so that the user regulates the position of video capture device with this.
In the above-mentioned steps 404, signal output module also can be converted to standard FM radiofrequency signal with the audio stream and the video flowing of conversation opposite end, adopts wireless mode to send television set to, and television set receives the FM signal and plays.
When stopping visual telephone service, or the connection of both call sides is when interrupting, and portable terminal is closed external microphone input channel, and recovers the initial condition of local audio playback equipment.
Embodiment 2:
The present invention also can be by being provided with a wireless transmitter module in portable terminal, be converted to the FM radiofrequency signal by will the converse audio stream and the data flow of opposite end of this wireless transmitter module, sends to television set and play.
Figure 5 shows that portable terminal of the present invention, comprising: microprocessor, power module and wireless transmitter module, wherein:
Microprocessor, the video flowing and the audio stream that are used for the conversation opposite end that will receive send to wireless transmitter module;
Wireless transmitter module is used for the video flowing and the audio stream of conversation opposite end are encoded, and is converted to the FM radiofrequency signal, and sends;
Power module is used to microprocessor and wireless transmitter module that the use power supply is provided.
Figure 6 shows that by wireless transmitter module is set in portable terminal and realize the method for visual telephone service, comprising:
601: the user starts video telephone function on portable terminal, portable terminal is closed audio output apparatus, opens external microphone input;
602: portable terminal connects with the conversation opposite end, and the video flowing and the audio stream of the conversation opposite end that microprocessor will receive send to wireless transmitter module;
603: wireless transmitter module is encoded to the video flowing and the audio stream of conversation opposite end, is converted to the FM radiofrequency signal, to meet television set wireless frequency modulation transmission standard;
604: wireless transmitter module sends the FM radiofrequency signal;
605: the FM radiofrequency signal that television for play is received;
606: simultaneously, the user sends to the conversation opposite end by external microphone input voice after microprocessor is handled local voice stream;
607: the video capture device of portable terminal is gathered local video stream, microprocessor sends to the conversation opposite end after treatment with the local video stream that video capture device collects, on mobile terminal display screen, show simultaneously, so that the user regulates the position of video capture device with this.
When stopping visual telephone service, or the connection of both call sides is when interrupting, and portable terminal is closed external microphone input channel, and recovers the initial condition of local audio playback equipment.
For the mode that adopts computer monitor as external connection display equipment, can be in as above embodiment 1, be converted to pcs signal by will the converse video flowing of opposite end of signal output module, send computer monitor to by computer interface, the audio stream of conversation opposite end is exported to external audio frequency equipment or directly used the loudspeaker plays of portable terminal.
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 (11)
1, a kind of method that realizes visual telephone service comprises:
The format conversion of the video flowing of the conversation opposite end that portable terminal is received is the form that the external connection display equipment of described portable terminal can be play, and sends to the external connection display equipment of described portable terminal;
The external connection display equipment of described portable terminal is play the video flowing that receives.
2, the method for claim 1 is characterized in that,
The external connection display equipment of described portable terminal is a television set, and described portable terminal sends to its terminal seat with the video flowing and the audio stream of received conversation opposite end;
Described terminal seat is with the video flowing of described conversation opposite end and audio stream is converted to TV AV signal or the modulating FM radiofrequency signal sends to described television set;
AV signal that described television for play receives or FM radiofrequency signal.
3, the method for claim 1 is characterized in that,
The external connection display equipment of described portable terminal is a television set, and described portable terminal is converted to the FM radiofrequency signal with the video flowing of received conversation opposite end and audio stream and sends to described television set;
The FM radiofrequency signal that described television for play receives.
4, the method for claim 1 is characterized in that,
The external connection display equipment of described portable terminal is a computer monitor, and described portable terminal sends to its terminal seat with the video flowing of received conversation opposite end;
To the converse video flowing of opposite end of described terminal seat is converted to pcs signal, sends described computer monitor to by computer interface;
Described computer monitor is play the pcs signal that receives.
5, as claim 2 or 4 described methods, it is characterized in that,
The voice signal of local user's input that described terminal seat also sends external microphone sends to described portable terminal;
Described portable terminal sends to the conversation opposite equip. with the voice signal of described user's input.
6, method as claimed in claim 3 is characterized in that,
The voice signal of local user's input that described terminal also sends external microphone sends to described portable terminal;
Described portable terminal sends to the conversation opposite equip. with the voice signal of described user's input.
7, a kind of system that realizes visual telephone service comprises: portable terminal, terminal seat and television set, wherein:
Described portable terminal is used for the video flowing and the audio stream of received conversation opposite end are sent to described terminal seat;
Described terminal seat is used for the video flowing of described conversation opposite end and audio stream is converted to the AV signal or the FM radiofrequency signal sends to described television set;
Described television set is used to play the AV signal or the FM radiofrequency signal that receive.
8, system as claimed in claim 6 is characterized in that, described terminal seat comprises: general-purpose serial bus USB communication module and signal output module, wherein:
Described usb communication module, the video flowing and the audio stream of the USB coding that the described portable terminal that is used for receiving sends carry out the USB decoding, and decoded video flowing and audio stream are sent to described signal output module;
Described signal output module is used for the video flowing that will receive and audio stream is converted to the AV signal or the FM radiofrequency signal sends television set to.
9, system as claimed in claim 7, it is characterized in that, described terminal seat also comprises the general-purpose serial bus USB port, described portable terminal comprises connector, this connector adopts USB port, the USB port that the USB port of described terminal seat and described connector adopt is complementary, and comprises pin: USB-, USB+, Mic+ and GND, wherein:
Described USB-and USB+ are used for described portable terminal video flowing and the audio stream that USB encodes are sent to described usb communication module;
Described Mic+ and GND, the voice signal that is used for local user's input that described terminal seat sends external microphone sends to described portable terminal.
10, a kind of system that realizes visual telephone service comprises: portable terminal and television set, and described portable terminal comprises microprocessor and wireless transmitter module, wherein:
Described microprocessor is used for the video flowing and the audio stream of received conversation opposite end are sent to described wireless transmitter module;
Described wireless transmitter module is used for the video flowing that will receive and audio stream and is converted to the FM radiofrequency signal and sends to described television set;
Described television set is used to play the FM radiofrequency signal that receives.
11, a kind of system that realizes visual telephone service comprises: portable terminal, terminal seat and computer monitor, wherein:
Described portable terminal is used for the video flowing of received conversation opposite end is sent to described terminal seat;
Described terminal seat is used for the video flowing of described conversation opposite end is converted to pcs signal, sends described computer monitor to by computer interface;
Described television set is used to play the pcs signal that receives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009102036011A CN101568009A (en) | 2009-05-19 | 2009-05-19 | Method and system for implementing visual telephone service |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009102036011A CN101568009A (en) | 2009-05-19 | 2009-05-19 | Method and system for implementing visual telephone service |
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| CNA2009102036011A Pending CN101568009A (en) | 2009-05-19 | 2009-05-19 | Method and system for implementing visual telephone service |
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Cited By (10)
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| CN101783921A (en) * | 2010-02-24 | 2010-07-21 | 中兴通讯股份有限公司 | Method and device for expanding video conference function to external equipment |
| CN102215369A (en) * | 2011-04-27 | 2011-10-12 | 宇龙计算机通信科技(深圳)有限公司 | Mobile terminal and data interactive method of video call |
| CN102292701A (en) * | 2011-06-22 | 2011-12-21 | 华为终端有限公司 | System, method and adaptive device for outputting data |
| WO2012079320A1 (en) * | 2010-12-13 | 2012-06-21 | 中兴通讯股份有限公司 | Method, device and system for multimedia transmission |
| WO2012083612A1 (en) * | 2010-12-22 | 2012-06-28 | 深圳市同洲软件有限公司 | Video telephony switch method, mobile terminal and system |
| CN102625092A (en) * | 2011-01-27 | 2012-08-01 | 天脉聚源(北京)传媒科技有限公司 | Method and apparatus for displaying video on mobile equipment |
| CN103248858A (en) * | 2012-02-09 | 2013-08-14 | 联想(北京)有限公司 | Electronic equipment and data transmission method |
| CN103338354A (en) * | 2013-06-17 | 2013-10-02 | 青岛海信电子设备有限公司 | Small-sized video encoding equipment, and video capture, coding and transmission system |
| CN104159146A (en) * | 2014-07-07 | 2014-11-19 | 乐视网信息技术（北京）股份有限公司 | Method and device for controlling video display |
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| CN101783921B (en) * | 2010-02-24 | 2013-05-01 | 中兴通讯股份有限公司 | Method and device for expanding video conference function to external equipment |
| CN101783921A (en) * | 2010-02-24 | 2010-07-21 | 中兴通讯股份有限公司 | Method and device for expanding video conference function to external equipment |
| CN102572363A (en) * | 2010-12-13 | 2012-07-11 | 中兴通讯股份有限公司 | Multimedia transmission method as well as device and system thereof |
| WO2012079320A1 (en) * | 2010-12-13 | 2012-06-21 | 中兴通讯股份有限公司 | Method, device and system for multimedia transmission |
| CN102572365A (en) * | 2010-12-22 | 2012-07-11 | 深圳市同洲软件有限公司 | Video call switching method, mobile terminal and system |
| WO2012083612A1 (en) * | 2010-12-22 | 2012-06-28 | 深圳市同洲软件有限公司 | Video telephony switch method, mobile terminal and system |
| CN102572365B (en) * | 2010-12-22 | 2015-05-27 | 深圳市同洲软件有限公司 | Video call switching method, mobile terminal and system |
| CN102625092A (en) * | 2011-01-27 | 2012-08-01 | 天脉聚源(北京)传媒科技有限公司 | Method and apparatus for displaying video on mobile equipment |
| CN102215369A (en) * | 2011-04-27 | 2011-10-12 | 宇龙计算机通信科技(深圳)有限公司 | Mobile terminal and data interactive method of video call |
| CN102292701A (en) * | 2011-06-22 | 2011-12-21 | 华为终端有限公司 | System, method and adaptive device for outputting data |
| CN103248858A (en) * | 2012-02-09 | 2013-08-14 | 联想(北京)有限公司 | Electronic equipment and data transmission method |
| CN103248858B (en) * | 2012-02-09 | 2018-06-08 | 联想(北京)有限公司 | A kind of electronic equipment and data transmission method |
| CN103338354A (en) * | 2013-06-17 | 2013-10-02 | 青岛海信电子设备有限公司 | Small-sized video encoding equipment, and video capture, coding and transmission system |
| CN104159146A (en) * | 2014-07-07 | 2014-11-19 | 乐视网信息技术（北京）股份有限公司 | Method and device for controlling video display |
| CN106549704A (en) * | 2016-11-03 | 2017-03-29 | 青岛海信移动通信技术股份有限公司 | A kind of mobile terminal emergency communication device and mobile terminal |
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Application publication date: 20091028 |