CN100433753C - A videophone terminal - Google Patents
A videophone terminal Download PDFInfo
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- CN100433753C CN100433753C CNB2004100179056A CN200410017905A CN100433753C CN 100433753 C CN100433753 C CN 100433753C CN B2004100179056 A CNB2004100179056 A CN B2004100179056A CN 200410017905 A CN200410017905 A CN 200410017905A CN 100433753 C CN100433753 C CN 100433753C
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Abstract
The present invention relates to a videophone terminal which comprises a main processing module, an image collecting module, a display module, a system storage module, an audio processing module, a phone module and a network module, wherein the main processing module realizes data exchange with the Ethernet, audio-video collection and playback and automatic switch from an audio conversation to a video conversation; the image collecting module realizes video signal collection and processing for a CMOS camera and a user terminal; the display module realizes the output of video signals input by the Ethernet to a TV for being played back and to an LCD for being displayed through a video port; the system storage module provides external data storage space and program storage space; the audio processing module realizes the data collection of audio data input by an MIC and the output of the audio data; the phone module realizes the function of a common phone set and the function of a videophone under the control of the main processing module; the network module provides route resolution capability for received data and realizes the switch from an ADSL signalling to an Ethernet signalling. The present invention is suitable for a complex application environment for providing network access services by different access service providers, and therefore, more users can realize interconnection under different network access conditions and can make video conversation.
Description
Technical field
The present invention relates to a kind of radio phone terminal, it can insert multiple network, and insert broadband internet network (as the Internet internet) based on IP (Internet protocol) by them, interconnected by IP-based broadband internet network (as the Internet network) and other radio phone terminals, carry out video call.
Background technology
The basic tool that phone exchanges as people enters huge numbers of families already.In recent years along with the development of broadband technology, and popularizing of using of IP-based broadband internet network (as the Internet network), people begin to attempt utilizing network to carry out video call, so that enrich the communication way between the people, improve and link up quality.In recent years, we also see the radio phone terminal product of the various ways of some manufacturers' manufacturings, and some users also by these equipment, have enjoyed the complete new experience that video call brings.
But the application of radio phone terminal also exists some problems.On user's application point, the video telephone product should be the product that is subordinated to telephone type, and it is the function expansion to original telephony product, makes people improve the communication quality, enriches the senior telephone terminal of communication means.Yet, not changing as the essence that exchanges, people do not change the understanding of this business is also significant.This just requires to go to prolong cognition and the use habit to black phone with the user as far as possible in the design of product.On the product technology angle, black phone is operated on PSTN (public phone exchanges network) network basically, but the PSTN network can not well support video call to use, and reason is: PSTN is a narrowband network, need in the video call can not well to support the mass data of transmitting.This is just objectively needing, and carries out the application of video call by other broadband network.
Because the requirement of present stage technical development, most of Visual communications business is based on the IP mechanics of communication, and is undertaken by broadband internet network (as the Internet network).But, the mode of user's access band internet, major part is to insert by the access service network that broadband internet network (as the Internet network) Access Service Provider provides, because the access way difference that different Access Service Providers provides, so adapt to a kind of video telephone of access way merely, be difficult to adapt to multiple user's demand, also be difficult to the interconnection between the realization radio phone terminal.
Summary of the invention
The object of the present invention is to provide a kind of radio phone terminal, be used for adapting to the complicated applications environment that the network insertion service is provided by different Access Service Providers, it is interconnected that user as much as possible is realized under the situation of different network insertions, and carry out video call.
A kind of radio phone terminal provided by the present invention, it is characterized in that: comprise main processing block and the phone module that links to each other respectively with this main processing block, mixed-media network modules mixed-media, image capture module, display module, audio processing modules and system's memory module, described phone module links to each other with mixed-media network modules mixed-media, wherein: main processing block, realize data interaction with Ethernet, the collection of audio frequency and video and broadcast, at needs when voice call switches to video call, transmit both sides by the PSTN link earlier and carry out required address of video call and data message based on the broadband internet network, the radio phone terminal of calling both sides is according to the information that obtains, set up video telephone by the broadband internet network and connect, thus the automatic conversion of realization from the voice call to the video call; Image capture module is realized the signals collecting and the processing of CMOS (complementary metal oxide semiconductors (CMOS)) camera and user terminal video; Display module is realized the vision signal that Ethernet is imported, and output to TV (television set) by video port and play, and LCD (liquid crystal) shows; System's memory module comprises two kinds of SDRAM (Synchronous dynamic RAM) and FLASH (flash memory) memory, and SDRAM provides the external data storage space, and FLASH provides program's memory space; Audio processing modules is realized the data acquisition of MIC (Mike) voice data input, and outputting audio data; Phone module is realized the ordinary telephone set function, and realizes video telephone function under main processing block control; Mixed-media network modules mixed-media, routing resolution ability to the contact data is provided, the destination address of automatic distinguishing data passes comprises ADSL road (asymmetric Digital Subscriber Loop) by module and the ethernet switching module that is attached thereto, and realizes that the ADSL signaling arrives the conversion of Ethernet signaling.
Above-mentioned radio phone terminal, wherein, the shared input port of ADSL routing module and PSTN network, ethernet switching module provides four tunnel two-way Ethernet interfaces.
Adopt technique scheme, the present invention can insert the PSTN network, DSL (Digital Subscriber Loop) network, the standard ethernet network, can carry out voice call based on PSTN, also can carry out IP video call, and can automatically switch to the video call state from the voice call state based on DSL or Ethernet.In addition, video telephone can also provide the DSL modulator-demodulator, Ethernet switch, router, the part major function of equipment such as acting server.Provide RJ11 and Ethernet interface, with the different network of convenient access.The present invention has reduced other required when the user uses in the past corollary equipment, has reduced and has used the required hardware device expense input of visual telephone service, and more function is provided.
Description of drawings
Fig. 1 is according to embodiments of the invention, and the general structure block diagram of video telephone is described.
Fig. 2 is according to embodiments of the invention, and the theory diagram of the mixed-media network modules mixed-media of video telephone is described.
Fig. 3 is according to embodiments of the invention, illustrates that video telephone realizes switching to the flow chart that DSL or Ethernet carry out conversation on video telephone from the PSTN network.
Embodiment
The invention provides three kinds of network interfaces, be respectively the PSTN interface, the DSL interface, the standard ethernet interface, and supporting interface inserts simultaneously and uses.The user can use the present invention and carry out traditional telephone service, occupation mode is consistent with the occupation mode of black phone, also can automatically realize the switching from simple voice call to video call, the internetwork switching that relate to this moment is finished automatically by product of the present invention.Whole or the major function of many products has also been contained in the present invention in application, list related product below:
Standard telephone set
Standard video telephone set (IP based network)
The DSL modulator-demodulator
The Ethernet switch
Small-sized acting server
Small-sized router
Below with reference to accompanying drawing and enforcement example the preferred embodiment of the present invention will be described in detail.
As shown in Figure 1, embodiments of the invention mainly are made up of seven modules: phone module 1, mixed-media network modules mixed-media 2, main processing block 3, image capture module 4, display module 5, audio processing modules 6 and system's memory module 7.
Main processing block 3: realize data interaction with Ethernet, the collection of audio frequency and video and broadcast, when voice call switches to video call, carry out required address of video call and data message by transmitting both sides on the PSTN link based on the broadband internet network at needs earlier.The radio phone terminal of calling both sides is set up video telephone by the broadband internet network and is connected according to the information that obtains, thereby realizes the automatic conversion from the voice call to the video call.
Image capture module 4: realize the signals collecting and the processing of CMOS camera and user terminal video.
Display module 5: realize the vision signal of Ethernet input, output to TV by video port and play, and LCD shows.
System's memory module 7: form by SDRAM and FLASH memory.SDRAM provides the external data storage space, and FLASH provides program's memory space.
Audio processing modules 6: realize the data acquisition of MIC voice data input, and outputting audio data is to loud speaker.
Phone module 1: realize the ordinary telephone set function, mainly comprise off-hook, dialing is met and is hurried, and connects, conversation, on-hook, hands-free, ring redials, HOLD (maintenance), MUTE (quiet), caller identification, time showing etc., and under main processing block control, realize video telephone function.
Mixed-media network modules mixed-media 2: mixed-media network modules mixed-media provides 4 RJ45 Ethernet interfaces, and realizes the conversion of ADSL signaling to the Ethernet signaling.
As shown in Figure 2, mixed-media network modules mixed-media of the present invention is made up of two submodules: ADSL routing module 21 and ethernet switching module 22.Wherein ADSL routing module 21 and the shared RJ11 port of PSTN network be as input, between it and the ethernet switching module 22 the data passes path arranged.When user's line attachment was the ADSL network line, according to the characteristic of adsl line, mixed-media network modules mixed-media 2 connected signal to two modules: phone module 1 and ADSL routing module 21.Primary signal is distributed to phone module 1, and phone module 1 is used as the network path of voice call service part with it; ADSL routing module 21 at first carries out modulation with input/output signal so that meet DSL standard (this process is identical with the ADSL Modem of standard), then by data channel with ethernet switching module 22 swap datas.
Ethernet switching module 22 all keeps data channel with ADSL routing module 21 and main processor modules 3, four tunnel two-way Ethernet interfaces (RJ45) also are provided simultaneously, wherein one the tunnel can be assigned to broadband internet network (as the Internet network) Access Service Provider, use as access interface, other three the tunnel offer other standard ethernet equipment.Also four ports all can be offered standard ethernet equipment.
Ethernet switching module inside provides data exchange mechanism, be responsible for data are exchanged from the port to the path, data can also be exchanged between port and port, at this moment be docked at the standard ether equipment on the ethernet port, ethernet module is equivalent to the switch of an Ethernet.
Mixed-media network modules mixed-media 2 provides the routing resolution ability to the contact data, that is to say, mixed-media network modules mixed-media 2 is with the destination address of automatic distinguishing data passes, it is the standard device of passing under a certain ethernet port, or main processing block, still pass to outside broadband access end (, will signal be modulated) by the ADSL module if ADSL inserts.
Wherein the connected mode by mixed-media network modules mixed-media 2 has following several:
● the RJ11 port is connected into the PSTN network, four road RJ45 free time.The present invention's this moment uses as standard telephone.
● the RJ11 port inserts the ADSL network, and four road RJ45 can connect standard ether equipment arbitrarily, and the present invention's this moment can be used as standard telephone, also can directly dial the standard I P address, as the standard video telephony applications.If the other side of conversation also is telephone terminal of the present invention, both sides can switch to video call state (concrete mode can referring to the attached explanation of Fig. 3) from the voice call state automatically by a kind of negotiation mechanism.The ether equipment that is connected four road RJ45 ports can be realized exchanges data each other, also can carry out exchanges data by the equipment on ADSL network and the INTERNET network.Under this connected mode, the present invention can realize standard telephone set, standard video telephone set, ADSL Modem, Ethernet switch, small-sized acting server, the major function of equipment such as small-sized router.
● the RJ11 port inserts the PSTN network, the Ethernet that one road RJ45 port access band internet (as the Internet network) Access Service Provider provides, and other three the tunnel can connect standard ether equipment arbitrarily.The present invention's this moment can be used as standard telephone, also can directly dial the standard I P address, as the standard video telephony applications.If the other side of conversation also is telephone terminal of the present invention, both sides can switch to video call state (concrete mode can referring to the attached explanation of Fig. 3) from the voice call state automatically by a kind of negotiation mechanism.The ether equipment that is connected three road RJ45 ports can be realized exchanges data each other, also can carry out exchanges data by the equipment on another road RJ45 port and the broadband internet network (as the Internet network).
● the RJ11 port free time, the Ethernet that one road RJ45 port access band internet (as the Internet network) Access Service Provider provides, other three the tunnel can connect standard ether equipment arbitrarily.The present invention's this moment can directly dial the standard I P address, as the standard video telephony applications.The ether equipment that is connected three road RJ45 ports can be realized exchanges data each other, also can carry out exchanges data by the equipment on another road RJ45 port and the broadband internet network (as the Internet network).
● the RJ11 port free time, four road RJ45 can connect standard ether equipment arbitrarily, and the present invention's this moment can be used as a network switch, and the ether equipment that is connected four road RJ45 ports can be realized exchanges data each other.
As shown in Figure 3, when the present invention inserts PSTN and IP-based broadband internet network (as the Internet network) simultaneously (in the above-mentioned connected mode second, three kinds of situations), the present invention can realize switching to the broadband internet network from PSTN automatically, to realize the transformation from the voice call to the video telephone.Making exactly the broadband internet network that PSTN network and the access service by bandwidth operator are inserted like this integrates at radio phone terminal, before video call connects foundation, building PSTN earlier connects, transmit on the PSTN link then, both sides carry out based on broadband internet network face-to-face communication required address and data message.After this after the Information Authentication that both sides obtain is passed through, initiate request by the broadband internet network, connect with the callee by the calling party, thus the call setup system of realization video telephone, and implement the normal talking function.
The present invention has the purposes and the application of many reality, and at individual family, user of enterprises and institutions and public service department all provide a kind of mode of easy application video telephone.The demand of mass consumption is satisfied in the application that the present invention can be close to the users visual telephone service.The present invention gives the remarkable change that visual telephone service brought as follows:
● make the user of more application heterogeneous networks can utilize the present invention as video telephone.
● provide multiple function to use, making the present invention is not only the instrument of conversation, and can be used as the network intermediate equipment that home network is used.
● provide from PSTN voice call state to carrying out the automatic switchover of video call based on broadband internet network (as the Internet network), have great convenience for the user use, and make can interconnection by the user of the present invention of heterogeneous networks access band internet (as the Internet network).
● many functions of the equipments of the present invention are integrated, objectively reduced user's fund and maintenance cost, provide visual telephone service to play great impetus to operator.
Claims (2)
1. radio phone terminal, it is characterized in that: comprise main processing block and the phone module, mixed-media network modules mixed-media, image capture module, display module, audio processing modules and the system's memory module that link to each other respectively with this main processing block, described phone module links to each other with mixed-media network modules mixed-media, wherein:
Main processing block, realize data interaction with Ethernet, the collection of audio frequency and video and broadcast, at needs when voice call switches to video call, transmit both sides by the PSTN link earlier and carry out required address of video call and data message based on the broadband internet network, the radio phone terminal of calling both sides is set up video telephone by the broadband internet network and is connected according to the information that obtains, thereby realizes the automatic conversion from the voice call to the video call;
Image capture module is realized the signals collecting and the processing of complementary metal oxide semiconductors (CMOS) CMOS camera and user terminal video;
Display module, the vision signal that realization is imported from Ethernet outputs to TV by video port and LCD shows;
System's memory module comprises SDRAM and FLASH memory, and SDRAM provides the external data storage space, and FLASH provides program's memory space;
Audio processing modules is realized the data acquisition of MIC voice data input, and outputting audio data;
Phone module is realized the ordinary telephone set function, and realizes video telephone function under main processing block control;
Mixed-media network modules mixed-media provides the routing resolution ability to the contact data, and the destination address of automatic distinguishing data passes comprises ADSL routing module and the ethernet switching module that is attached thereto, and realizes the conversion of ADSL signaling to the Ethernet signaling.
2. a kind of radio phone terminal according to claim 1 is characterized in that, the shared input port of described ADSL routing module and PSTN network, and ethernet switching module provides four tunnel two-way Ethernet interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100179056A CN100433753C (en) | 2004-04-23 | 2004-04-23 | A videophone terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100179056A CN100433753C (en) | 2004-04-23 | 2004-04-23 | A videophone terminal |
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| Publication Number | Publication Date |
|---|---|
| CN1571428A CN1571428A (en) | 2005-01-26 |
| CN100433753C true CN100433753C (en) | 2008-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100179056A Expired - Lifetime CN100433753C (en) | 2004-04-23 | 2004-04-23 | A videophone terminal |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9681095B2 (en) * | 2013-08-19 | 2017-06-13 | Microsoft Technology Licensing, Llc | Seamless call transitions with pre-escalation participation confirmation |
| CN106303356A (en) * | 2016-08-28 | 2017-01-04 | 青岛百灵信息科技股份有限公司 | Video call method between a kind of VoLTE and PSTN net |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998015124A1 (en) * | 1996-10-03 | 1998-04-09 | Motorola Inc. | Videophone apparatus, method and system for wireline audio and video conferencing and telephony |
| CN2409726Y (en) * | 1999-12-17 | 2000-12-06 | 中国人民解放军国防科学技术大学 | Network television set top box with videophone function |
| CN2500054Y (en) * | 2001-10-24 | 2002-07-10 | 西安交大开元科技投资有限公司 | Visual telephone |
| WO2002078326A1 (en) * | 2001-03-26 | 2002-10-03 | Hanvit Information Technology Co., Ltd. | Image telecommunication system for personal digital assistant and a control method thereof |
| CN1481165A (en) * | 2002-09-04 | 2004-03-10 | 北京中星微电子有限公司 | Visual telephone system through ethernet |
-
2004
- 2004-04-23 CN CNB2004100179056A patent/CN100433753C/en not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998015124A1 (en) * | 1996-10-03 | 1998-04-09 | Motorola Inc. | Videophone apparatus, method and system for wireline audio and video conferencing and telephony |
| CN2409726Y (en) * | 1999-12-17 | 2000-12-06 | 中国人民解放军国防科学技术大学 | Network television set top box with videophone function |
| WO2002078326A1 (en) * | 2001-03-26 | 2002-10-03 | Hanvit Information Technology Co., Ltd. | Image telecommunication system for personal digital assistant and a control method thereof |
| CN2500054Y (en) * | 2001-10-24 | 2002-07-10 | 西安交大开元科技投资有限公司 | Visual telephone |
| CN1481165A (en) * | 2002-09-04 | 2004-03-10 | 北京中星微电子有限公司 | Visual telephone system through ethernet |
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| Publication number | Publication date |
|---|---|
| CN1571428A (en) | 2005-01-26 |
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Owner name: SHANGHAI ABLE ELECTRICAL CO., LTD. Free format text: FORMER OWNER: WANG HUI Effective date: 20120611 |
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Effective date of registration: 20120611 Address after: 200233 Shanghai City, Xuhui District No. 69 Building No. 28, Guangxi Jinglu 6 layer Patentee after: SHANGHAI ABLE DIGITAL & TECH Co.,Ltd. Address before: 200233, 7 Lou, 65 building, 421 Rainbow Road, Shanghai Patentee before: Wang Hui |
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Granted publication date: 20081112 |