CN102223406B - System and method for network-based digitalized real-time transmission of video information - Google Patents
System and method for network-based digitalized real-time transmission of video information Download PDFInfo
- Publication number
- CN102223406B CN102223406B CN201110153078.3A CN201110153078A CN102223406B CN 102223406 B CN102223406 B CN 102223406B CN 201110153078 A CN201110153078 A CN 201110153078A CN 102223406 B CN102223406 B CN 102223406B
- Authority
- CN
- China
- Prior art keywords
- audio
- frequency information
- module
- network
- receiving terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention provides a system and method for network-based digitalized real-time transmission of video information, which are applied to a network architecture provided with at least one audio information sending end and one audio information receiving end. The method mainly comprises the following steps of: presetting a packet loss rate threshold at the audio information sending end; then, caching the acquired audio information as an audio information source, and simultaneously encoding the audio information source into audio packets to be output; then, transmitting the audio packets to the audio information receiving end through a network; detecting the packet loss rate when the audio packets are transmitted through the network, and when the packet loss rate is more than the preset packet loss rate threshold, extracting the cached audio information source; then, recognizing the audio information source into character information to be transmitted to the audio information receiving end through the network; and after the audio information receiving end receives the character information, recognizing the character information into audio information to be output. The system and method provided by the invention can be used for solving the problems that an opposite party can not completely receive the audio information and the like due to insufficient and instable network bandwidth and higher packet loss rate in the prior art.
Description
Technical field
The present invention relates to a kind of transmission technology of audio-frequency information, particularly relate to a kind of audio-frequency information network digitalization RTTS and method.
Background technology
Along with the raising that is applied to the video/audio encoding and decoding technology in network, the remote audio-video of various Internet-based networks is mutual universal rapidly, the technology such as audio collection, encoding and decoding, transmission have very large development and progress, various audio coding decoding standards, the Internet Transmission error correcting capability has ripe application.
But, in the prior art, the network bandwidth is still the bottleneck of most of network flow-medium interactive application, can't the stable network bandwidth of real-time ensuring in most application scenarios, therefore just there will be the audio frequency packet loss, the audio-frequency information of long-range reception does not cause audio discontinuity, lower tone to differentiate entirely, even can't hear sound.Due to network bandwidth deficiency or the unstable audio-frequency information through after encoding and decoding compressions caused of bandwidth can't be complete be transferred to the recipient; and then cause communication disruption; What is more, often can because audio delivery is of poor quality, cause the recipient of information to judge transmission of information by accident and cause larger loss.Based on the problems referred to above, current way is that the means (such as the delivery of mail, copy etc.) by other send to the recipient by audio-frequency information, the operating efficiency so not only reduced, and the while has been improved the time cost of information interaction greatly.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of audio-frequency information network digitalization RTTS and method, not enough, unstable to solve the network bandwidth existed in prior art, packet loss is higher, causes the other side can't completely receive the problems such as audio-frequency information.
Reach for achieving the above object other relevant purposes, the invention provides a kind of audio-frequency information network digitalization RTTS, be applied to have in the network architecture of at least one audio-frequency information transmitting terminal and an audio-frequency information receiving terminal, it is characterized in that, described system at least comprises: the audio-frequency information input module, be arranged on described audio-frequency information transmitting terminal, for gathering audio-frequency information, and the audio-frequency information collected exported as sources of audio information; The information source cache module, be arranged on described audio-frequency information transmitting terminal, connects described audio-frequency information input module, in order to after the sources of audio information that receives described audio-frequency information input module output, to give buffer memory; Coding module, be arranged on described audio-frequency information transmitting terminal, connects described audio-frequency information input module, encoded for being exported after audio pack in order to the sources of audio information by described audio-frequency information input module output; Network transmission module, be arranged on described audio-frequency information transmitting terminal, connects described coding module and audio-frequency information receiving terminal, in order to the audio pack by described coding module output, is transmitted through the network to described audio-frequency information receiving terminal; Detection module, be arranged on described audio-frequency information transmitting terminal, connect described network transmission module, be preset with a packet loss threshold values, packet loss while in order to the described network transmission module of real-time detection, described audio pack being transferred to described audio-frequency information receiving terminal, when described packet loss being detected and be greater than this packet loss threshold values, send an audio identification instruction; The audio identification module, be arranged on described audio-frequency information transmitting terminal, connect described detection module, information source cache module and network transmission module, after the audio identification instruction that receives described detection module output, extract the sources of audio information of buffer memory in described information source cache module, and the sources of audio information of extraction is identified as to Word message by being exported by described network transmission module; Word turns the audio identification module, is arranged on described audio-frequency information receiving terminal, via network, connects described network transmission module, after the Word message that receives described network transmission module output, this word information is identified as to audio-frequency information and is exported; The audio-frequency information output module, be arranged on described audio-frequency information receiving terminal, connects described word and turn the audio identification module, for the audio-frequency information by receiving, exported.
Audio-frequency information network digitalization RTTS of the present invention also comprises a decoder module, be arranged on described audio-frequency information receiving terminal, connect described network transmission module and audio-frequency information output module, transfer to described audio-frequency information output module after being decoded as audio-frequency information for the audio pack by the transmission of described network transmission module.
Audio-frequency information network digitalization RTTS of the present invention also comprises a word display module, be arranged on described audio-frequency information receiving terminal, connect described network transmission module, be converted to text subtile for the Word message by described network transmission module transmission and shown.
In audio-frequency information network digitalization RTTS of the present invention, described network transmission module also is sent to described word display module in order to the Word message by described audio identification module output.
The present invention also provides a kind of audio-frequency information network digitalization live transmission method, be applied to have in the network architecture of at least one audio-frequency information transmitting terminal and an audio-frequency information receiving terminal, it is characterized in that, described method at least comprises the following steps: 1) in the default packet loss threshold values of described audio-frequency information transmitting terminal; 2) gather audio-frequency information; 3) described audio-frequency information is given to buffer memory as sources of audio information, sources of audio information is encoded to audio pack simultaneously and is exported; 4) described audio pack is transmitted through the network to described audio-frequency information receiving terminal; Packet loss when 5) Sampling network transmits described audio pack in real time, when described packet loss is greater than default packet loss threshold values, extract the sources of audio information of buffer memory; 6) sources of audio information of extraction is identified as Word message via Internet Transmission to the audio-frequency information receiving terminal; 7), after the audio-frequency information receiving terminal receives described Word message, this word information is identified as to audio-frequency information and is exported; 8) output audio information.
Audio-frequency information network digitalization live transmission method of the present invention, in step 5) in, also comprise when described packet loss is not more than default packet loss threshold values, after described audio-frequency information receiving terminal receives the audio pack of Internet Transmission, described audio pack is decoded as to audio-frequency information, and proceeds to step 8).
Audio-frequency information network digitalization live transmission method of the present invention, in step 7) in, also comprise the word step display, after receiving the Word message of Internet Transmission for described audio-frequency information receiving terminal, Word message is converted to text subtile and is shown.
As mentioned above, the present invention judges at transmitting terminal audio-frequency information by pre-set threshold value, when reaching threshold values, convert audio-frequency information to Word message by identification software, Word message stream is sent to the recipient by network, the recipient is again according to facilities, convert audio frequency output or the output of word video to, and then solved the network bandwidth deficiency existed in the prior art, unstable, packet loss is higher, cause the other side can't completely receive the problems such as audio-frequency information, and, application the present invention also has following beneficial effect: 1. Remote Video Conference, the remote monitoring commander, in the application scenarioss such as video teaching, if also can receive the information that the other side is transmitted in the in-and-out situation of network bandwidth deficiency or network, mode or voice mode that information can show by word show, 2. in some special applications, for example, can directly voice be changed into to the word transmission when occasion sound of the occasion of inconvenience reception sound or the information of reception is too noisy.
The accompanying drawing explanation
Fig. 1 is shown as audio-frequency information network digitalization RTTS theory diagram of the present invention.
Fig. 2 is shown as audio-frequency information network digitalization live transmission method flow chart of the present invention.
Embodiment
Below, by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by content disclosed in the present specification.The present invention can also be implemented or be applied by other different embodiment, and the every details in this specification also can be based on different viewpoints and application, carries out various modifications or change not deviating under spirit of the present invention.
Refer to Fig. 1, Fig. 1 is shown as audio-frequency information network digitalization RTTS theory diagram of the present invention.It should be noted that, the diagram provided in the present embodiment only illustrates basic conception of the present invention in a schematic way, then in the diagram, only show with assembly relevant in the present invention but not component count, shape and size drafting while implementing according to reality, during its actual enforcement, kenel, quantity and the ratio of each assembly can be a kind of random change, and its assembly layout kenel also may be more complicated.
As shown in the figure, the invention provides a kind of audio-frequency information network digitalization RTTS, be applied to have in the network architecture of at least one audio-frequency information transmitting terminal 1 and an audio-frequency information receiving terminal 2, in present embodiment, described audio-frequency information transmitting terminal 1 and audio-frequency information receiving terminal 2 can be for example for being arranged on the computer in the network architecture, server, smart mobile phone or there is audio frequency and other electronic equipments of video information process function, but not as limit, it should be noted that, in the present embodiment, defining temporarily of described audio-frequency information transmitting terminal 1 and audio-frequency information receiving terminal 2 is transmitted as example with the audio-frequency information one direction, and in actual application, defining of described audio-frequency information transmitting terminal 1 and audio-frequency information receiving terminal 2 will may be exchanged according to the change of actual audio-frequency information transmission direction, described audio-frequency information network digitalization RTTS at least comprises: audio-frequency information input module 11, information source cache module 12, coding module 13, network transmission module 14, detection module 15, audio identification module 16, word turns audio identification module 21, audio-frequency information output module 22, decoder module 23, and word display module 24.
Described audio-frequency information input module 11 is arranged on described audio-frequency information transmitting terminal 1, for gathering audio-frequency information, and the audio-frequency information collected is exported as sources of audio information.
Described information source cache module 12 is arranged on described audio-frequency information transmitting terminal 1, connects described audio-frequency information input module 11, after the sources of audio information that receives described audio-frequency information input module 11 outputs, described sources of audio information is given to buffer memory.
Described coding module 13 is arranged on described audio-frequency information transmitting terminal 1, connects described audio-frequency information input module 11, after being audio pack in order to the sources of audio information by described audio-frequency information input module 11 outputs is encoded, described audio pack is exported.
Described network transmission module 14 is arranged on described audio-frequency information transmitting terminal 1, connects described coding module 13 and audio-frequency information receiving terminal 2, in order to the audio pack by described coding module 13 outputs, is transmitted through the network to described audio-frequency information receiving terminal 2; Particularly, described network transmission module 14 by the audio pack of described coding module 13 outputs by Internet Transmission in a decoder module 23 that is arranged on described audio-frequency information receiving terminal 2, described decoder module 23 connects described network transmission module 14 and audio-frequency information output modules 22, transfers to described audio-frequency information output module 22 after being decoded as audio-frequency information for the audio pack by described network transmission module 14 transmission.In the present embodiment, described network transmission module 14 also is sent to described word display module 24 in order to the Word message by described audio identification module 16 outputs, after appearance, tells about.
Described detection module 15 is arranged on described audio-frequency information transmitting terminal 1, connect described network transmission module 14, be preset with a packet loss threshold values in this detection module 15, packet loss while in order to the described network transmission module 14 of real-time detection, described audio pack being transferred to described audio-frequency information receiving terminal 2, when described packet loss being detected and be greater than this packet loss threshold values, send an audio identification instruction to audio identification module 16.
Described audio identification module 16 is arranged on described audio-frequency information transmitting terminal 1, connect described detection module 15, information source cache module 12 and network transmission module 14, after the audio identification instruction that receives described detection module 15 outputs, extract the sources of audio information of buffer memory in described information source cache module 12, and the sources of audio information of extraction is identified as to Word message by being exported by described network transmission module 14.In actual application, described audio-frequency information receiving terminal 2 can according to self demand and described Word message is done correspondingly to process, for example, described Word message is converted to audio-frequency information exported, or described Word message is given to video caption shows.
Described word turns audio identification module 21 and is arranged on described audio-frequency information receiving terminal 2, connect described network transmission module 14 via network, after the Word message that receives described network transmission module 14 outputs, this word information is identified as to audio-frequency information and is exported.
Described audio-frequency information output module 22 is arranged on described audio-frequency information receiving terminal 2, connects described word and turns audio identification module 21, for the audio-frequency information by receiving, is exported.Just as above-mentioned, the audio-frequency information that described audio-frequency information output module 22 has also been decoded audio pack for exporting described decoder module 23.
Described word display module 24 is arranged on described audio-frequency information receiving terminal 2, connects described network transmission module 14, after described audio identification module 16 is converted to text subtile via the Word message of network transmission module 14 transmission, is shown.In concrete execution mode, described word display module 24 is such as being LCDs or LED display etc.
In another kind of execution mode, the present invention also provides a kind of audio-frequency information network digitalization live transmission method, refer to Fig. 2, Fig. 2 is shown as audio-frequency information network digitalization live transmission method flow chart of the present invention, described audio-frequency information network digitalization live transmission method is applied to have in the network architecture of at least one audio-frequency information transmitting terminal and an audio-frequency information receiving terminal, in present embodiment, described audio-frequency information transmitting terminal and audio-frequency information receiving terminal can be for example for being arranged on the computer in the network architecture, server, smart mobile phone or there is audio frequency and other electronic equipments of video information process function, but not as limit, it should be noted that, in the present embodiment, defining temporarily of described audio-frequency information transmitting terminal and audio-frequency information receiving terminal is transmitted as example with the audio-frequency information one direction, and in actual application, defining of described audio-frequency information transmitting terminal and audio-frequency information receiving terminal will may be exchanged according to the change of actual audio-frequency information transmission direction, as shown in the figure, described method at least comprises the following steps:
At first perform step S1, in the default packet loss threshold values of described audio-frequency information transmitting terminal; Then perform step S2.
In step S2, make the audio-frequency information transmitting terminal start to gather audio-frequency information; Then perform step S3.
In step S3, the audio-frequency information of described audio-frequency information transmitting terminal collection is given to buffer memory as sources of audio information, described sources of audio information is encoded to audio pack simultaneously, then is exported; Then perform step S4.
In step S4, make described audio-frequency information transmitting terminal that described audio pack is transmitted through the network to described audio-frequency information receiving terminal; Then perform step S5.
In step S5, the packet loss while making the real-time Sampling network of described audio-frequency information transmitting terminal transmit described audio pack, then perform step S65.
In step S6, judge whether described packet loss is greater than packet loss threshold values default in step S1, if perform step S7, go to step if not S12.
In step S7, extract the sources of audio information of buffer memory; Then perform step S8.
In step S8, by the sources of audio information of extraction be identified as Word message via Internet Transmission to the audio-frequency information receiving terminal; Then perform step S9 or perform step 11.In other words, described audio-frequency information receiving terminal can according to self demand and described Word message is done correspondingly to process, for example, described Word message is converted to audio-frequency information and is exported and perform step S9, or described Word message is given to video caption show and perform step 11.
In step S9, after described audio-frequency information receiving terminal receives described Word message, this word information is identified as to audio-frequency information and is exported.Then perform step 10.
In step S10, the audio-frequency information received is exported.
In step S11, after described audio-frequency information receiving terminal receives the Word message of Internet Transmission, Word message is converted to text subtile and is shown.In concrete execution mode, such as by display unit such as LCDs or LED displays, text subtile being shown.
In step S12, described audio-frequency information receiving terminal receives described audio-frequency information transmitting terminal know audio pack by Internet Transmission after, described audio pack is decoded as to audio-frequency information, then is proceeded to step S10, the audio-frequency information received is exported.
In sum, the present invention compared with prior art, mainly that audio-frequency information is judged by pre-set threshold value at transmitting terminal, when reaching threshold values, convert audio-frequency information to Word message by identification software, Word message stream is sent to the recipient by network, the recipient is again according to facilities, convert audio frequency output or the output of word video to, and then solved the network bandwidth deficiency existed in the prior art, unstable, packet loss is higher, cause the other side can't completely receive the problems such as audio-frequency information, and, application the present invention also has following beneficial effect: 1. Remote Video Conference, the remote monitoring commander, in the application scenarioss such as video teaching, if also can receive the information that the other side is transmitted in the in-and-out situation of network bandwidth deficiency or network, mode or voice mode that information can show by word show, in some special applications for example inconvenience receive the occasion sound of the occasion of sound or the information of reception and can directly voice be changed into to the word transmission when too noisy.So the present invention has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all can, under spirit of the present invention and category, be modified or be changed above-described embodiment.Therefore, such as in affiliated technical field, have and usually know that the knowledgeable, not breaking away from all equivalence modifications that complete under disclosed spirit and technological thought or changing, must be contained by claim of the present invention.
Claims (7)
1. an audio-frequency information network digitalization RTTS, be applied to have in the network architecture of at least one audio-frequency information transmitting terminal and an audio-frequency information receiving terminal, it is characterized in that, described system at least comprises:
The audio-frequency information input module, be arranged on described audio-frequency information transmitting terminal, for gathering audio-frequency information, and the audio-frequency information collected exported as sources of audio information;
The information source cache module, be arranged on described audio-frequency information transmitting terminal, connects described audio-frequency information input module, in order to after the sources of audio information that receives described audio-frequency information input module output, to give buffer memory;
Coding module, be arranged on described audio-frequency information transmitting terminal, connects described audio-frequency information input module, encoded for being exported after audio pack in order to the sources of audio information by described audio-frequency information input module output;
Network transmission module, be arranged on described audio-frequency information transmitting terminal, connects described coding module and audio-frequency information receiving terminal, in order to the audio pack by described coding module output, is transmitted through the network to described audio-frequency information receiving terminal;
Detection module, be arranged on described audio-frequency information transmitting terminal, connect described network transmission module, be preset with a packet loss threshold values, packet loss while in order to the described network transmission module of real-time detection, described audio pack being transferred to described audio-frequency information receiving terminal, when described packet loss being detected and be greater than this packet loss threshold values, send an audio identification instruction;
The audio identification module, be arranged on described audio-frequency information transmitting terminal, connect described detection module, information source cache module and network transmission module, after the audio identification instruction that receives described detection module output, extract the sources of audio information of buffer memory in described information source cache module, and the sources of audio information of extraction is identified as to Word message by being exported by described network transmission module;
Word turns the audio identification module, is arranged on described audio-frequency information receiving terminal, via network, connects described network transmission module, after the Word message that receives described network transmission module output, this word information is identified as to audio-frequency information and is exported;
The audio-frequency information output module, be arranged on described audio-frequency information receiving terminal, connects described word and turn the audio identification module, for the audio-frequency information by receiving, exported.
2. audio-frequency information network digitalization RTTS according to claim 1, it is characterized in that: also comprise a decoder module, be arranged on described audio-frequency information receiving terminal, connect described network transmission module and audio-frequency information output module, transfer to described audio-frequency information output module after being decoded as audio-frequency information for the audio pack by the transmission of described network transmission module.
3. audio-frequency information network digitalization RTTS according to claim 1, it is characterized in that: also comprise a word display module, be arranged on described audio-frequency information receiving terminal, connect described network transmission module, be converted to text subtile for the Word message by described network transmission module transmission and shown.
4. audio-frequency information network digitalization RTTS according to claim 3 is characterized in that: described network transmission module also is sent to described word display module in order to the Word message by described audio identification module output.
5. an audio-frequency information network digitalization live transmission method, be applied to have in the network architecture of at least one audio-frequency information transmitting terminal and an audio-frequency information receiving terminal, it is characterized in that, described method at least comprises the following steps:
1) in the default packet loss threshold values of described audio-frequency information transmitting terminal;
2) gather audio-frequency information;
3) described audio-frequency information is given to buffer memory as sources of audio information, sources of audio information is encoded to audio pack simultaneously and is exported;
4) described audio pack is transmitted through the network to described audio-frequency information receiving terminal;
Packet loss when 5) Sampling network transmits described audio pack in real time, when described packet loss is greater than default packet loss threshold values, extract the sources of audio information of buffer memory;
6) sources of audio information of extraction is identified as Word message via Internet Transmission to the audio-frequency information receiving terminal;
7), after the audio-frequency information receiving terminal receives described Word message, this word information is identified as to audio-frequency information and is exported;
8) output audio information.
6. audio-frequency information network digitalization live transmission method according to claim 5, it is characterized in that: in step 5), also comprise when described packet loss is not more than default packet loss threshold values, after described audio-frequency information receiving terminal receives the audio pack of Internet Transmission, described audio pack is decoded as to audio-frequency information, and proceeds to step 8).
7. audio-frequency information network digitalization live transmission method according to claim 5, it is characterized in that: in step 7), also comprise the word step display, after receiving the Word message of Internet Transmission for described audio-frequency information receiving terminal, Word message is converted to text subtile and is shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110153078.3A CN102223406B (en) | 2011-06-09 | 2011-06-09 | System and method for network-based digitalized real-time transmission of video information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110153078.3A CN102223406B (en) | 2011-06-09 | 2011-06-09 | System and method for network-based digitalized real-time transmission of video information |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102223406A CN102223406A (en) | 2011-10-19 |
| CN102223406B true CN102223406B (en) | 2014-01-08 |
Family
ID=44779832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110153078.3A Expired - Fee Related CN102223406B (en) | 2011-06-09 | 2011-06-09 | System and method for network-based digitalized real-time transmission of video information |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102223406B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104333731A (en) * | 2014-11-19 | 2015-02-04 | 成都实景信息技术有限公司 | Enterprise video conference system |
| CN107578777B (en) * | 2016-07-05 | 2021-08-03 | 阿里巴巴集团控股有限公司 | Text information display method, device and system, and voice recognition method and device |
| CN106791567B (en) * | 2016-12-27 | 2020-02-18 | 努比亚技术有限公司 | Switching method and terminal |
| CN110349581B (en) * | 2019-05-30 | 2023-04-18 | 平安科技（深圳）有限公司 | Voice and character conversion transmission method, system, computer equipment and storage medium |
| CN112270919B (en) * | 2020-09-14 | 2022-11-22 | 深圳随锐视听科技有限公司 | Method, system, storage medium and electronic device for automatically complementing sound of video conference |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1817025A (en) * | 2003-07-24 | 2006-08-09 | 国际商业机器公司 | Chat and teleconferencing system with text to speech and speech to text translation |
| CN101180673A (en) * | 2005-03-22 | 2008-05-14 | 索尼爱立信移动通讯股份有限公司 | Wireless communications device with voice-to-text conversion |
| CN101453499A (en) * | 2008-11-07 | 2009-06-10 | 康佳集团股份有限公司 | Mobile phone syllable conversion device and method thereof |
| CN101621759A (en) * | 2008-06-30 | 2010-01-06 | 中兴通讯股份有限公司 | Processing system for converting text short message into voice service and processing method thereof |
| CN101645716A (en) * | 2009-09-04 | 2010-02-10 | 奇瑞汽车股份有限公司 | Vehicle-borne communication system having voice recognition function and recognition method thereof |
| CN101669166A (en) * | 2007-03-21 | 2010-03-10 | 通腾科技股份有限公司 | Apparatus for text-to-speech delivery and method therefor |
-
2011
- 2011-06-09 CN CN201110153078.3A patent/CN102223406B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1817025A (en) * | 2003-07-24 | 2006-08-09 | 国际商业机器公司 | Chat and teleconferencing system with text to speech and speech to text translation |
| CN101180673A (en) * | 2005-03-22 | 2008-05-14 | 索尼爱立信移动通讯股份有限公司 | Wireless communications device with voice-to-text conversion |
| CN101669166A (en) * | 2007-03-21 | 2010-03-10 | 通腾科技股份有限公司 | Apparatus for text-to-speech delivery and method therefor |
| CN101621759A (en) * | 2008-06-30 | 2010-01-06 | 中兴通讯股份有限公司 | Processing system for converting text short message into voice service and processing method thereof |
| CN101453499A (en) * | 2008-11-07 | 2009-06-10 | 康佳集团股份有限公司 | Mobile phone syllable conversion device and method thereof |
| CN101645716A (en) * | 2009-09-04 | 2010-02-10 | 奇瑞汽车股份有限公司 | Vehicle-borne communication system having voice recognition function and recognition method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102223406A (en) | 2011-10-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101068345B (en) | Video frequency monitoring method and system and network transmission equipment | |
| CN102883135B (en) | Screen sharing and control method | |
| CN103237191B (en) | The method of synchronized push audio frequency and video in video conference | |
| CN102223406B (en) | System and method for network-based digitalized real-time transmission of video information | |
| CN102883134A (en) | Screen sharing and controlling method for video conference system | |
| CN102202210B (en) | Method for mobile phone to play real-time monitoring video and mobile phone to play real-time monitoring video | |
| CN100407708C (en) | Voice frequency/video frequency share method and system in instantaneous communication | |
| CN105159643A (en) | Two-dimensional code-based wireless screen transmission authentication method and system | |
| CN108235111B (en) | Information sharing method and intelligent set top box | |
| CN104104924A (en) | Third-generation (3G) network based video monitoring system bandwidth self-adaption transmission method | |
| CN105704447A (en) | Remote monitoring system and method based on C/S configuration | |
| CN102263771B (en) | Mobile terminal, adapter as well as method and system for playing multi-media data | |
| CN104539707A (en) | Screen mapping method and system for in-vehicle infotainment device, mobile phone and PC terminal | |
| CN103826084A (en) | Audio encoding method | |
| CN103581695A (en) | System and method for achieving access of mobile terminal to global eye | |
| WO2017157168A1 (en) | Method, terminal, system and computer storage medium for video calling | |
| CN104702596A (en) | Method and system for hiding and transmitting information based on data packet length | |
| CN106953851A (en) | The system that one-way transmission is realized based on high-definition media interface and dynamic two-dimension code | |
| CN115766695A (en) | Websocket-based remote browsing method and device for real-time image of industrial camera | |
| CN114125397A (en) | Audio and video communication method, device and system | |
| CN110798700B (en) | Video processing method, video processing device, storage medium and electronic equipment | |
| CN114710568A (en) | Audio and video data communication method, equipment and storage medium | |
| WO2013134990A1 (en) | Method and device for sending, receiving and transmitting 3d image data | |
| CN103686067A (en) | A compression-free high-definition image real-time transmission method based on a TCP | |
| CN112788193A (en) | Image transmission method, image transmission device, electronic equipment and storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |