CN1419368A - IP mobile telephone - Google Patents
IP mobile telephone Download PDFInfo
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- CN1419368A CN1419368A CN02146430.8A CN02146430A CN1419368A CN 1419368 A CN1419368 A CN 1419368A CN 02146430 A CN02146430 A CN 02146430A CN 1419368 A CN1419368 A CN 1419368A
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Abstract
The present invention discloses a IP mobile telephone, which is attached with a group communication module, a microprocessor with the buffer memory, an image encoder and decoder, a speech encoder and decoder and a camera head on an ordinary mobile phone. It can perform such functions as the realtime IP telephone, the non-realtime IP telephon, the conversion between the speech and the character, and the visual phone. After IP packaged processing the data transferred and receiving, the IP mobile telephone transmits the speech, the image and the character data through the group data channel of GPRS or the NRT channel of CDMA.
Description
Technical field
The present invention relates to a kind of mobile phone of the communications field, particularly relate to a kind of IP mobile telephone that utilizes IP operation.
Background technology
Existing mobile phone, though can calling IP phone, need to dial earlier IP phone prefix (as: 17951), can not realize video telephone function.Its major defect is: because the gprs system transferring voice is still continued to use the circuit switched mode of GSM, the cdma system transferring voice then adopts RT (in real time) business model, corresponding GPRS mobile phone and CDMA mobile phone are also without Packet Service function voice-over, therefore cause the cost of the phone call costliness, the utilance of data service function is low simultaneously.
This shows, the existing defective of above-mentioned existing mobile phone, the assistant officer waits to be improved.The design people actively study innovation based on abundant practical experience and professional knowledge, through constantly studying, design, and after studying sample and improvement repeatedly, creates the present invention who has practical value finally.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcome the defective that existing mobile phone exists, and a kind of novel IP mobile telephone is provided, and make it not only solve the problems referred to above, non real-time voice call function, language and characters translation function and video telephone function also are provided.
The present invention solves its technical problem underlying and realizes by the following technical solutions.Equipment and method according to the present invention's proposition, the data service function and the IP network of voice, literal, imagery exploitation GPRS mobile phone and CDMA mobile phone are transmitted, and the grouped channels of GPRS or NRT (non real-time) channel of CDMA are used in the transmission of voice, image, data just; Microprocessor, image codec, audio coder ﹠ decoder (codec), camera and keyboard, LCD combination with GPRS/CDMA packet communication module, band buffer storage form novel I P mobile phone; In communication process, adopt new-type workflow.
Aforesaid IP mobile telephone, wherein said microprocessor is achieved as follows work:
(1) finishes H.323 gateway protocol function
(2) finish the ICP/IP protocol function
(3) the non real-time data are stored and data buffering.
(4) finish speech recognition, voice and text conversion function
(5) whole system is controlled
Aforesaid IP mobile telephone, wherein said communication module is finished the air interface of GPRS and cdma communication system, promptly by the grouped channels of GPRS or NRT Channel Transmission voice, image, the data of CDMA;
Wherein said audio coder ﹠ decoder (codec) is finished speech coding, decoding, compression, decompressing function;
Wherein said image codec is finished image encoding, decoding, compression, decompressing function;
Wherein said keyboard is used to import data and control command;
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, the present invention makes no matter IP mobile telephone is by flow or bulk billing, also no matter makes long-distance both at home and abroad still local telephone network and all can enjoy minimum telephone expenses.Simultaneously, the present invention's transmittability of having made full use of GPRS and CDMA net WiMAX has realized the wireless videophone function.Run into when answering the call inconvenience before the present invention has also solved, lose the defective of phone information, can realize the function of real-time conversation, non real-time conversation and " reading phone ".
In sum, IP mobile telephone of the present invention, it is in limited field, technical development space, no matter structurally or bigger improvement all arranged on the function, and have large improvement technically, and produced handy and practical effect, and have the effect of enhancement really, thereby being suitable for practicality more, really is a new and innovative, progressive, practical new design.
The specific embodiment of the present invention is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is circuit theory diagrams of the present invention.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the structure and the specific implementation method thereof of the IP mobile telephone that foundation the present invention is proposed, describe in detail as after.
IP mobile telephone of the present invention, it mainly comprises: IP mobile telephone hardware and realization method for communicating.
See also Figure of description, IP mobile telephone hardware mainly is made up of microprocessor, image codec, audio coder ﹠ decoder (codec), camera, keyboard, LCD, transmitter and the receiver of packet communication module, band buffer storage.Wherein: adopt bus form to connect between microprocessor, image codec, audio coder ﹠ decoder (codec), keyboard and the LCD, between packet communication module and the microprocessor, between camera and the image codec, between image codec and the LCD, between transmitter and the audio coder ﹠ decoder (codec), all adopt the local bus form to be connected between audio coder ﹠ decoder (codec) and the receiver.
The present invention has two kinds of mode of operations, that is: real-time call mode and non real-time call mode.
The non real-time call mode can be divided into dual mode again: 1, A mobile phone input voice, receive voice after the B mobile phone some time; 2, A mobile phone input voice are received literal after the B mobile phone some time.
IP mobile telephone operation principle and workflow are as follows:
One, call mode
Call mode is basic call mode of the present invention and acquiescence call mode in real time.Conversation is divided into 3 workflows under this pattern:
Flow process 1: call setup
Import the other side's telephone number with keyboard to microprocessor, by " transmission " key, microprocessor carries out H.323 gateway protocol processing to the telephone number of input, and H.323 gateway protocol cooperates ICP/IP protocol to call out connection by the grouped channels of GPRS communication module or the NRT channel of CDMA module.
During successful connection, system handles respectively by following dual mode:
(1) if the other side's phone free time, but off-hook not; H.323 the gateway protocol of microprocessor is sent the bell signal back to Voice decoder, is reduced to ring-back tone through Voice decoder and earphone, and the prompting phone logical the other side do not answer.
(2) the other side's off-hook, microprocessor detects the other side's off hook signal through gateway protocol H.323, the primer fluid crystal display, prompt system is in talking state on LCD.
Flow process 2: conversation
Behind call setup and the other side's off-hook, enter call flow
(1) transmitter is sent voice signal into speech coder and is encoded and compress; Minisize pick-up head is sent picture signal into image encoder and is encoded and compress.
(2) speech data and the view data behind the coding sent into microprocessor, after gateway protocol is H.323 handled and carried out the IP encapsulation, sends by the Packet Data Channel of GPRS communication module or the NRT channel of cdma communication module.
(3) voice and the image information sent here of the other side who receives by communication module, after microprocessor carries out the IP opening, send into Voice decoder and image decoder respectively and carry out tone decoding and picture decoding respectively, decoded voice and image information send into receiver respectively and LCD is reduced into voice and image.
Flow process 3: on-hook
End of conversation enters the on-hook flow process
By " ends " key, H.323 microprocessor starts that gateway protocol cooperates ICP/IP protocol from keyboard, the take out stitches negotiation and finish and take out stitches of NRT channel by GPRS grouped channels or CDMA and network and opposite end.
Flow process 4: call failure
Can not set up calling when handset dialing and enter the call failure flow process
(1) the GPRS module can not find grouped channels or the CDMA module can not find the NRT channel, and GPRS module or CDMA module are directly returned " no network " signal to treatment system, and system shows " no network "
(2) TCP UDP consult failure, return corresponding information by ICP/IP protocol to treatment system, system shows the corresponding network information.
(3) call out do not have the user, meet busy, the other side not off-hook, according to the on-hook works.
Flow process 5: answer the call
Mobile phone is in holding state, enters when the phone incoming call and answers flow process:
IP mobile telephone is when the NRT channel of the grouped channels of GPRS module or CDMA receives data message, directly be sent to microprocessor, handle by ICP/IP protocol, and the IP header packet information after will resolving is sent to microprocessor analysis, if call information, delivering to information H.323, gateway protocol carries out protocol processes.
Microprocessor sends bell signal to Voice decoder and buzzer, and the buzzer ring is sent backward signalling by the NRF channel of GPRS grouped channels or CDMA simultaneously.
The calling telephone number information that transmits is on the net handled through the H.323 gateway protocol of microprocessor, delivers to LCD.
Image encoder will be decompressed by the image information that the other side is transmitted and decode, and image is presented on the LCD.
(5) by " answering " key, starting H.323 by microprocessor, gateway protocol cooperates ICP/IP protocol to send off-hook information by the NRT channel of GPRS grouped channels or CDMA.
(6) microprocessor system starts camera, local terminal image (as telephoner's face and action) is sent into image encoding and compression, again through H.323 gateway protocol, ICP/IP protocol are handled and sent by the NRT channel of GPRS grouped channels or CDMA.
(7) voice messaging is encoded, is compressed through speech coder, by ICP/IP protocol, H.323 gateway protocol is handled after the NRT channel of GPRS Packet Data Channel or CDMA sends.
(8) voice messaging of being sent here by the other side is delivered to speech coder and is decoded and be reduced into sound by receiver through the ICP/IP protocol of microprocessor with after H.323 gateway protocol is handled.
(9) on-hook flow process is identical with above-mentioned on-hook flow process.
Two. the non real-time call mode
When not needing to receive calls immediately, can use the non real-time call mode.Can be divided into again under this pattern: 1, calling party's phonetic entry, the callee answers voice call within a certain period of time.2, calling party's literal input, the callee reads information with written form within a certain period of time
1. calling party's phonetic entry, the callee answers voice call within a certain period of time
When the callee does not need to receive calls immediately, mobile phone can be transferred to voice mail in operator registration, the phone that pushes this mobile phone under this mode all will deposit voice mail in, and process of transmitting is identical with process of transmitting under the real-time call mode.
Receive flow process
(1) after mobile phone is received incoming call prompting, in allowing time range, voice mail starts the dialing access voice mail.
(2) from the data message of voice mail, handle, send into data storage, cushion through the ICP/IP protocol of microprocessor.
(3) microprocessor is sent the data of data storage into speech coder and is decoded and send into receiver after decompressing and be reduced into voice.
2. calling party's literal input, the callee reads information with written form within a certain period of time
The callee can transfer to the literal receipt of call mailbox in operator's registration under this mode, and this mode is divided into transmission and receives two flow processs.
Flow process 1: transmission flow
(1) calling party is the literal output mode with call setting, under this pattern, at first import voice, after the speech coder encoding compression, sending into microprocessor is processed into lteral data through speech recognition system again and is stored in Data Buffer Memory, after input finishes, literal can be accessed edit-modify on LCDs, the memory of restoring after editor finishes.
(2) from keyboard input the other side telephone number, microprocessor starts H.323 gateway protocol and ICP/IP protocol, by the NRT channel of GPRS grouped channels or CDMA, connects with the mailbox of opposite end mobile phone in operator's registration.
(3) as successful connection, microprocessor returns successful connection information, shows connection information on LCD.
(4) microprocessor carries out the NRT channel of IP encapsulation back by GPRS grouped channels or CDMA with the lteral data in the memory and sends to the mailbox of opposite end mobile phone in operator's registration.
(5) mailbox server of operator sends the letter prompting to the opposite end mobile phone.
Flow process 2: receive flow process
(1) after mobile phone is received the letter prompting, in the time range that mailbox allows, starts the dialing access mailbox.
(2) from the data message of mailbox, handle, send into data storage, cushion through the ICP/IP protocol of microprocessor.
(3) microprocessor shows the information in the memory on display.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (13)
1. IP mobile telephone with keyboard, LCD, transmitter and receiver is characterized in that: it also has microprocessor, image codec, audio coder ﹠ decoder (codec) and the camera of packet communication module, band buffer storage; Can realize Real-Time IP phone, non real-time IP phone, voice and text conversion function and video telephone function; Utilize the Packet Data Channel of GPRS or NRT Channel Transmission voice, image and the lteral data of CDMA.
2. IP mobile telephone according to claim 1, it is characterized in that: adopt bus form to connect between microprocessor, image codec, audio coder ﹠ decoder (codec), keyboard and the LCD, between packet communication module and the microprocessor, between camera and the image codec, between image codec and the LCD, between transmitter and the audio coder ﹠ decoder (codec), all adopt the local bus form to be connected between audio coder ﹠ decoder (codec) and the receiver.
3. the IP mobile telephone that can realize the Real-Time IP phone according to claim 1, it is characterized in that: in real time during call setup, microprocessor carries out H.323 gateway protocol processing to the telephone number of input, and H.323 gateway protocol cooperates ICP/IP protocol to call out connection by the grouped channels of GPRS communication module or the NRT channel of CDMA module; After the successful connection, if the other side's phone free time, but off-hook not, the H.323 gateway protocol of microprocessor is sent the bell signal back to Voice decoder, is reduced to ring-back tone through Voice decoder and earphone, and the prompting phone logical the other side does not answer; If the other side's off-hook, microprocessor detects the other side's off hook signal through gateway protocol H.323, starts display, and prompt system is in talking state on display.
4. the IP mobile telephone that can realize the Real-Time IP phone according to claim 1 is characterized in that: when conversing in real time, transmitter is sent voice signal into speech coder and is encoded and compress; Minisize pick-up head is sent picture signal into image encoder and is encoded and compress; Speech data and view data behind the coding are sent into microprocessor, after gateway protocol is H.323 handled and carried out the IP encapsulation, send by the Packet Data Channel of GPRS communication module or the NRT channel of cdma communication module; Voice that the other side who receives by communication module sends here and image information, after microprocessor carries out the IP opening, send into Voice decoder and image decoder respectively and carry out tone decoding and picture decoding respectively, decoded voice and image information send into receiver respectively and LCD is reduced into voice and image.
5. the IP mobile telephone that can realize the Real-Time IP phone according to claim 1, it is characterized in that: during on-hook, press " end " key from keyboard, H.323 microprocessor starts gateway protocol and cooperates ICP/IP protocol, by the take out stitches negotiation and finish and take out stitches of NRT channel and network and the opposite end of GPRS grouped channels or CDMA.
6. the IP mobile telephone that can realize the Real-Time IP phone according to claim 1, it is characterized in that: during call failure, because the GPRS module can not find grouped channels or the CDMA module can not find the NRT channel, GPRS module or CDMA module are directly returned " no network " signal to treatment system, and system shows " no network "; Since TCP UDP consult failure, return corresponding information by ICP/IP protocol to treatment system, system shows the corresponding network information; Since call out do not have the user, meet busy, the other side not off-hook, according to the on-hook works of claim 5.
7. the IP mobile telephone that can realize the Real-Time IP phone according to claim 1, it is characterized in that: when answering the call, the data message that will receive from the NRT channel of the grouped channels of GPRS module or CDMA directly is sent to microprocessor, handle by ICP/IP protocol, and the IP header packet information after will resolving is sent to microprocessor analysis, if call information, delivering to information H.323, gateway protocol carries out protocol processes; Microprocessor sends bell signal to Voice decoder and buzzer, and the buzzer ring is sent backward signalling by the NRF channel of GPRS grouped channels or CDMA simultaneously; The calling telephone number information that transmits is on the net handled through the H.323 gateway protocol of microprocessor, delivers to display; The image information that image encoder transmits the other side decompresses and decodes, and image is presented on the display; Be subjected to words side by " answering " key, starting H.323 by microprocessor, gateway protocol cooperates ICP/IP protocol to send off-hook information by the NRT channel of GPRS grouped channels or CDMA; Microprocessor system starts camera, the local terminal image is sent into image encoding and compression, again through H.323 gateway protocol, ICP/IP protocol are handled and sent by the NRT channel of GPRS grouped channels or CDMA; Voice messaging is encoded, is compressed through speech coder, by ICP/IP protocol, H.323 gateway protocol is handled after the NRT channel of GPRS Packet Data Channel or CDMA sends; The voice messaging of being sent here by the other side is delivered to speech coder and is decoded and be reduced into sound by earphone through the ICP/IP protocol of microprocessor with after H.323 gateway protocol is handled;
8. the IP mobile telephone that can realize the non real-time IP phone according to claim 1 is characterized in that: can finish two kinds of non real-time working methods, a kind of is calling party's phonetic entry, and the callee answers voice call within a certain period of time; Another kind is the input of calling party's literal, and the callee reads information with written form within a certain period of time.
9. calling party's phonetic entry according to claim 8, the callee answers the IP mobile telephone of voice call within a certain period of time, it is characterized in that: when the callee does not need to receive calls immediately, mobile phone can be transferred to voice mail in operator's registration, the phone that push this mobile phone this moment is all deposited in voice mail, the callee starts the dialing access voice mail in voice mail allows time range after mobile phone is received incoming call prompting; From the data message of voice mail, handle, send into data storage through the ICP/IP protocol of microprocessor, cushion; Microprocessor is sent the data of data storage into speech coder and is decoded and send into receiver after decompressing and be reduced into voice.
10. calling party's literal input according to claim 8, the callee reads the IP mobile telephone of information within a certain period of time with written form, it is characterized in that: the calling party is the literal output mode with call setting, under this pattern, at first import voice, after the speech coder encoding compression, sending into microprocessor is processed into lteral data through speech recognition system again and is stored in Data Buffer Memory, after finishing, input literal can be accessed edit-modify on LCDs, the memory of restoring after editor finishes; The calling party is from keyboard input the other side telephone number, and microprocessor starts H.323 gateway protocol and ICP/IP protocol, by the NRT channel of GPRS grouped channels or CDMA, connects with the mailbox of opposite end mobile phone in operator's registration; After the successful connection, microprocessor returns successful connection information, shows connection information on LCD; Microprocessor carries out the back NRT channel by GPRS grouped channels or CDMA of IP encapsulation with the lteral data in the memory and sends to the mailbox of opposite end mobile phone in operator's registration; The mailbox server of operator sends the letter prompting to the opposite end mobile phone.
11. calling party's literal input according to claim 8, the callee reads the IP mobile telephone of information within a certain period of time with written form, it is characterized in that: the callee starts the dialing access mailbox in the time range that mailbox allows after mobile phone is received the letter prompting; From the data message of mailbox, handle through the ICP/IP protocol of microprocessor, send into data storage, cushion; Microprocessor shows the information in the memory on LCD.
12. the IP mobile telephone with microprocessor according to claim 1 is characterized in that: the inside of microprocessor embeds ICP/IP protocol and gateway protocol H.323, Data Buffer Memory, speech recognition system software and Control Software.
13. the IP mobile telephone with packet communication module according to claim 1 is characterized in that: this communication module can be a GPRS radio mobile communication terminal Um Interface module; It also can be cdma wireless mobile communication terminal Uu interface module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02146430.8A CN1419368A (en) | 2002-11-07 | 2002-11-07 | IP mobile telephone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02146430.8A CN1419368A (en) | 2002-11-07 | 2002-11-07 | IP mobile telephone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1419368A true CN1419368A (en) | 2003-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02146430.8A Pending CN1419368A (en) | 2002-11-07 | 2002-11-07 | IP mobile telephone |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7471672B2 (en) | 2004-03-30 | 2008-12-30 | Panasonic Corporation | IP telephone and IP telephone call method |
| CN1555185B (en) * | 2003-12-25 | 2010-04-28 | 海信集团有限公司 | IP cell phone |
| CN1925678B (en) * | 2005-08-30 | 2011-08-03 | 乐金电子(中国)研究开发中心有限公司 | Mobile communication terminal for checking VoIP service aptness and its checking method |
| CN101868048B (en) * | 2009-04-14 | 2015-04-01 | 希姆通信息技术（上海）有限公司 | System for mobile phone |
-
2002
- 2002-11-07 CN CN02146430.8A patent/CN1419368A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1555185B (en) * | 2003-12-25 | 2010-04-28 | 海信集团有限公司 | IP cell phone |
| US7471672B2 (en) | 2004-03-30 | 2008-12-30 | Panasonic Corporation | IP telephone and IP telephone call method |
| CN1678006B (en) * | 2004-03-30 | 2010-09-29 | 松下电器产业株式会社 | IP telephone and IP telephone call method |
| CN1925678B (en) * | 2005-08-30 | 2011-08-03 | 乐金电子(中国)研究开发中心有限公司 | Mobile communication terminal for checking VoIP service aptness and its checking method |
| CN101868048B (en) * | 2009-04-14 | 2015-04-01 | 希姆通信息技术（上海）有限公司 | System for mobile phone |
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