Background technology
The media mode of generally linking up with the other side has: utilize sound (AUDIO or SOUND) and comprise image (IMAGE), and transmit literal or modes such as symbol and transmission sensation.Wherein, in telecommunication (COMMUNICATION), comparatively generally utilize the voice mode that to listen.
Representative device as a kind of telecommunication, tracking exchage mobile communication terminal (UE:USEREQUIPMENT) moves freely in the coverage (SERVICE AREA) that the corresponding base station (RAN:RADIO ACCESS NETWORK) that adds login system forms, be subjected to the supervision of mobile switching centre (MSC:MOBILE SWITCHING CENTER), control, exchange (SWITCHING) and pass through the communication path of setting, any at any time place, also communicating by letter with the other side's wireless connections at once, is that a kind of user carries the most advanced and sophisticated Wireless Telecom Equipment that moves and communicate by letter at any time.
Above-mentioned mobile communication terminal (MS) is main media in the first generation (1G) with the voice-grade signal; The communication mode that utilizes the literal progression number of it is believed that media to transmit bulk informations such as message or Email fast arranged in that the second generation (2G) is additional; Develop into the current third generation (3G), then adding has multimedia (MULTI-MEDIA) the level communication mode that comprises above-mentioned voice-grade signal and image level signal.
In the mobile communication terminal of the above-mentioned third generation (3G) multimedia communication mode, carry out two-way communication by the other side who selects audio signal, letter signal and picture signal and wireless connections, it is divided into the mode that (REALTIME) connection in real time communicates and is connected the message mode that communicates with non real-time.
Above-mentioned message communicating mode includes: speech message (VMS:VOICE MESSAGE SERVICE) and short message (SMS:SHORT MESSAGE SERVICE) and image message (MMS:MULTIMEDIAMESSAGE SERVICE), be used for the message data that interim storage need be sent to message center or message server (SERVER), and send the other side to by the communication path of setting.
Above-mentioned message communicating mode need be utilized server, makes when not using the real time communication of server (SERVER), can't carry out the message communicating operation.
Therefore, need develop and a kind ofly transmit in the Image Communication of voice and image in real time, can transmit the technology of the short message of simple text content simultaneously.
The communication mode of mobile communication terminal of the prior art is described with reference to the accompanying drawings.
Fig. 1 is the functional structure chart of general mobile communication system, and Fig. 2 is the communication means flow chart of mobile communication terminal of the prior art.
Functional structure below with reference to the general mobile communication system of above-mentioned accompanying drawing 1 explanation.Mobile communication terminal (MS) 10 wireless connections in the coverage (SERVICE AREA) that base station (RAN) 20 forms line position of going forward side by side in above-mentioned base station 20 lands (LOCATION REGISTRATION), makes the other side who moves freely in above-mentioned coverage and be connected with calling carry out radio communication.
The call connection request signal that above-mentioned base station 20 wireless receiving mobile communication terminals 10 transmit, and send it to mobile switching centre (MSC) 30.The call connection request signal of 30 pairs of above-mentioned inputs of above-mentioned mobile switching centre is analyzed, and handle operation by exchange and set the corresponding communication path, be incorporated at above-mentioned distant terminal under the situation of other communication network, can set the corresponding communication path by Kongzhong 40.
Above-mentioned Kongzhong 40 can be connected with all-networks such as the mobile radio communication that includes other operator, wire net or internets.
The communication path that above-mentioned mobile communication terminal 10 utilizes mobile switching centre 30 to set can carry out radio communication with the other side that calling is connected in the coverage that above-mentioned base station 20 forms.
Above-mentioned mobile communication terminal 10 has with the mode to side communication that calling is connected: the mode of utilizing the mode of voice-grade signal, the mode of utilizing literal, the multimedia that includes picture signal or Image Communication mode, connection in real time to communicate, and non real-time connects the mode of carrying out message communicating.Wherein, above-mentioned message communicating mode needs server (SERVER) 50 structures, is used to carry out the operation of non real-time Message Processing.
That is, the communication paths that utilize above-mentioned mobile switching centre 30 to set in real time when above-mentioned mobile communication terminal 10 when carrying out traffic operation based on the voice-grade signal with the other side, will only need utilize the voice-grade signal to communicate; When utilizing the short message communication of numeral, literal, symbol etc., will carry out corresponding short message communication; When including the communication of picture signal, then carry out corresponding multi-media image communication.
When utilizing above-mentioned mobile communication terminal 10 to be connected and carrying out message communicating with the other side's non real-time, above-mentioned mobile communication terminal 10 sends base station 20 during with the speech message that is made into, short message, image message and recipient's information of same to, above-mentioned base station 20 sends it to mobile switching centre 30,30 of above-mentioned mobile switching centres send server 50 again to, above-mentioned server 50 is set non-realtime traffic path with the other side by corresponding process operations, and transmits the above-mentioned message of handling by the communication path of above-mentioned setting.
Communication means below with reference to above-mentioned accompanying drawing 2 explanations mobile communication terminal of the prior art.
When the other side who utilizes above-mentioned mobile communication terminal 10 with appointment communicates (seeing step S10), judge whether to carry out voice-grade communication (seeing step S20).In above-mentioned judgement (seeing step S20) result, when needs carry out voice-grade communication, will drive function of voice communication portion (seeing step S30).
Under the state that above-mentioned mobile communication terminal 10 is communicating, need utilize literal, symbol, numeral, image etc. to carry out the communication of literal level and when not carrying out voice communication (seeing step S40), the text communication function portion (seeing step S50) that driving is used to handle short message.
When above-mentioned mobile communication terminal 10 need carry out image level communication and when not carrying out the communication of voice-grade communication or literal level (seeing step S60), the Image Communication function portion (seeing step S70) that driving is used for received image signal and handles.At this moment, in above-mentioned voice-grade, literal level or image level communication mode, the signal of communication that the communication function portion of selecting by driving takes place, to call out the communication path that connects setting through mobile switching centre 30 and send the other side to, and carry out finishing traffic operation (seeing step S80) after the corresponding communication.
At above-mentioned communication mode of the prior art, need in real-time or non real-time voice-grade communication, the communication of literal level, image level communication mode, select a kind of communication mode to communicate, that is, can't carry out the operation of real time communication and non real-time message communicating simultaneously.
Embodiment
With reference to the accompanying drawings short-and-medium information transfer device of the Image Communication of mobile communication terminal and method thereof are described.
Fig. 3 is the short-and-medium information transfer device functional structure chart of the Image Communication of the mobile communication terminal among the present invention, Fig. 4 is that short message transmits signal flow graph in the Image Communication of the mobile communication terminal among the present invention, Fig. 5 is a short message for warding method flow chart in the Image Communication of the mobile communication terminal among the present invention, and Fig. 6 a and Fig. 6 b are the short-and-medium messaging status key diagrams of the Image Communication of the mobile communication terminal among the present invention.
Below with reference to the short-and-medium information transfer device of Image Communication of the mobile communication terminal among above-mentioned accompanying drawing 3 and accompanying drawing 4 explanation the present invention, it includes: camera section 120, control part 110, radio section 100, the synthetic portion 130 of image, character image portion 140, input and output portion 150, coding and decoding portion 160, memory section 170.
Wherein, above-mentioned camera section 120 is connected in above-mentioned control part 110, and imports the picture signal of the object of appointment by control signal corresponding;
The above-mentioned camera section 120 of above-mentioned control part 110 controls is taken received image signals, and short message is carried out transmitting after image processing and itself and picture signal is synthetic, the compressed encoding processing.Above-mentioned control part 110 drives above-mentioned camera section 120 according to the control command of above-mentioned input and output portion 150 additions, received image signal also outputs to the synthetic portion 130 of above-mentioned image with it, the short message of addition then is sent to character image portion 140 in the above-mentioned input and output portion 150, converts picture signal to and it is outputed to the synthetic portion 130 of above-mentioned image.The picture signal of picture signal and the synthetic output of picture signal will be added to above-mentioned encoder portion 160 in the synthetic portion 130 of above-mentioned image, carry out compressed encoding with the ratio of setting and handle.The picture signal that above-mentioned encoder portion 160 carries out encoding process will be added to above-mentioned radio section 100, make it send the distant terminal of appointment to by calling access path of setting;
Above-mentioned radio section 100 is by the control of above-mentioned control part 110, and the picture signal that the picture signal of short message is arranged and export wireless receiving is synthesized in wireless transmission;
The synthetic portion 130 of above-mentioned image synthesizes picture signal and character image signal, and it is output as a picture signal by the control of above-mentioned control part 110.The synthetic portion 130 of above-mentioned image is connected in above-mentioned control part 110, with synthetic picture signal of picture signal conversion of the picture signal of above-mentioned camera section 120 additions and 140 additions of above-mentioned character image portion line output of going forward side by side;
140 controls by above-mentioned control part 110 of above-mentioned character image portion are carried out image processing and output to the short message of input.Above-mentioned character image portion 140 is connected in above-mentioned control part 110, and the short message conversion of above-mentioned input and output portion 150 additions is become the picture signal of the picture signal state line output of going forward side by side;
Above-mentioned input and output portion 150 is connected in above-mentioned control part 110, is used for the input and output multi-media signal, and is used for the order of input dial signal controlling;
160 controls by above-mentioned control part 110 of above-mentioned encoder portion have the picture signal of short message to carry out compressed encoding and output to synthetic.Above-mentioned encoder portion 160 is connected in above-mentioned control part 110, and the picture signal of the synthetic portion of above-mentioned image 130 additions is handled the line output of going forward side by side with the compression ratio compressed encoding of setting;
Above-mentioned memory section 170 is connected in above-mentioned control part 110, is used for record storage mobile communication terminal application program and the data line output of going forward side by side.
The short-and-medium information transfer device of Image Communication to the mobile communication terminal among as above structure the present invention is elaborated with reference to the accompanying drawings.
Above-mentioned mobile communication terminal (MS) the communication that utilizes the voice-grade signal, utilize literal level signal communication, include and select a kind of mode to communicate in the multimedia level communication of picture signal, the mode that wherein has the mode of occupying communication channel in real time and non real-time to occupy, and the message communicating mode is generally used the non real-time load mode.
Above-mentioned non-realtime traffic mode needs the support of message server, and the real time communication mode does not then need message server.The signal processing of above-mentioned two kinds of communication modes has nothing in common with each other and can't carry out simultaneously, but the present invention can carry out the transfer operation of non real-time short message simultaneously in the process of the real-time transmitted image signal that utilizes picture signal.
When the control part 110 of above-mentioned multimedia mobile communication terminal is received working power at first, be added to application program and data and enter into the application holding state from above-mentioned memory section 170, under above-mentioned state, the control command of the key region portion addition by above-mentioned input and output portion 150 is operated.
The control command of the above-mentioned input and output of 110 pairs of above-mentioned control parts portion 150 additions is analyzed, when being judged as when carrying out Image Communication, control above-mentioned camera section 120 received image signals and it is added to above-mentioned encoder portion 160, carry out after compressed encoding (ENCODING) handles with both fixed-ratios of setting, the corresponding voice-grade signal of addition in above-mentioned picture signal of carrying out encoding process and the above-mentioned input and output portion 150 is outputed to above-mentioned radio section 100 simultaneously, thereby send the distant terminal of appointment by the communication path of setting to.
Under the above-mentioned state that carries out Image Communication, during the control command of the short message communication of addition, above-mentioned control part 110 will control above-mentioned character image portion 140 and the synthetic portion 130 of image is in driving condition in receiving above-mentioned input and output portion 150.
Above-mentioned control part 110 sends the short message of above-mentioned input and output portion 150 additions to above-mentioned character image portion 140, makes above-mentioned text conversion become picture signal based on image (IMAGE).
The above-mentioned short message signal that converts image to will be added to the synthetic portion 130 of above-mentioned image, and simultaneously, the picture signal that above-mentioned camera section 120 transmits will be added to the synthetic portion 130 of above-mentioned image and synthesize and export.
Above-mentioned control part 110 sends the picture signal of above-mentioned synthetic addition to above-mentioned encoder portion 160, carrying out compressed encoding with the compression ratio of setting handles, and above-mentioned picture signal of carrying out encoding process is added to above-mentioned radio section 100, thereby by calling out the distant terminal that the communication path that connects sends appointment to.
That is, when carrying out Image Communication, above-mentioned control part 110 with the picture signal of above-mentioned camera section 120 be added to encoder portion 160 compress with encoding process after, send the distant terminal of appointment to by above-mentioned radio section 100.Under the above-mentioned state that carries out Image Communication, if in the time of need carrying out short message communication simultaneously, send the short message signal of above-mentioned input and output portion 150 additions to above-mentioned character image portion 140, make it convert to and be input to the synthetic portion 130 of above-mentioned image based on the picture signal of image, simultaneously, the picture signal with above-mentioned camera section 120 is input in the synthetic portion 130 of above-mentioned image.
The synthetic portion 130 of above-mentioned image synthesizes the picture signal of the picture signal of above-mentioned camera section 120 additions and 140 additions of above-mentioned character image portion, and transmit with synthetic picture signal, above-mentioned synthetic picture signal will be compressed and encoding process by above-mentioned encoder portion 160, and send the distant terminal of appointment to by above-mentioned radio section 100.
Therefore,, when needs carry out short message communication, the short message of making is carried out image processing and transmits the picture signal of synthesizing, transmit thereby can in Image Communication, comprise short message utilizing mobile communication terminal to carry out under the state of Image Communication.
Because above-mentioned signal processing is picture signal, the recipient utilizes picture signal of the prior art to receive function portion and receives above-mentioned signal, its output is presented at corresponding display part and confirms.
Fig. 4 is that the short message in the Image Communication transmits signal flow graph, the more detailed signal flow path control of directly demonstration based on the control of above-mentioned control part 110 of saying so.Wherein, the picture signal of the picture signal of above-mentioned camera section 120 and above-mentioned character image portion 140 is added to synthetic portion 130 of image and the synthetic picture signal of output, above-mentioned synthetic picture signal sends above-mentioned encoder portion 160 again to, carry out compressed encoding with the setting ratio of specification H.324/M and handle, show the signal flow state of exporting by above-mentioned treatment step among the figure.
Above-mentioned picture signal of carrying out compressed encoding processing and output will be added to radio section 100 by the control of above-mentioned control part 110, thereby be wirelessly transmitted to the distant terminal of appointment.
Be described in detail below with reference to above-mentioned accompanying drawing 6.When carrying out as the left side state in the Image Communication making short message, for example, when making the short message of input " you are good ", image processing is carried out on above-mentioned literal such as right side, synthesizes with picture signal and becomes synthetic picture signal and send distant terminal to.Transmit leg is contained in picture signal with short message and transmits in Image Communication, the function portion that the recipient then need not to add also can receive short message in Image Communication.
Below with reference to short message for warding method in the Image Communication of the mobile communication terminal among above-mentioned accompanying drawing 5 explanation the present invention.As shown in the figure, it includes: image step, image step, compression step.
In above-mentioned image step, when utilizing mobile communication terminal transmitted image signal, above-mentioned picture signal is imported the processing operation.Above-mentioned image step includes: the step S100 that judges whether to transmit by the control part of above-mentioned mobile communication terminal the picture signal that is used for Image Communication; The result who judges in above-mentioned steps S100 when the transmitted image signal, needs the step S110 of the picture signal of transmission by controlling above-mentioned camera section 120 inputs;
In above-mentioned image step, when carrying out text communication under above-mentioned Image Communication state, the input short message carries out image processing, and itself and picture signal are synthesized the processing operation.Above-mentioned image step includes: under the picture signal input state based on Image Communication of above-mentioned image step, judge whether to utilize the step S120 of the text communication of short message; The result who judges in above-mentioned steps S120 when carrying out text communication, is treated to the short message conversion of input the step S130 of picture signal; With the character image of conversion process among the above-mentioned steps S130, the step S140 that synthesizes and export with picture signal;
In above-mentioned compression step, the picture signal of above-mentioned input is carried out the compressed encoding operation with the ratio of setting, and the wireless communications path of setting by the calling connection carries out wireless transmission.Above-mentioned compression step includes: with the picture signal of synthetic input in the above-mentioned image step, carry out the step S150 that compressed encoding is handled with the ratio of setting; To carry out the picture signal of encoding process among the above-mentioned steps S150, connect the step S160 that the wireless communications path of setting sends the distant terminal of appointment to by calling out.
With reference to the accompanying drawings short message for warding method in the Image Communication of mobile communication terminal among the present invention of as above structure is described in detail.
When utilizing above-mentioned multimedia mobile communication terminal (MS) to carry out Image Communication to need the transmitted image signal (seeing step S100) for making, control above-mentioned camera section 120 received image signals (seeing step S110), under the state of above-mentioned received image signal, when carrying out short message communication, needs (see step S120), short message signal to input carries out image processing operations (seeing step S130), the picture signal of above-mentioned input and the picture signal of short message are synthesized, and export (seeing step S140) with synthetic picture signal.
The above-mentioned synthetic synthesized image signal that picture signal and short message picture signal arranged will be added to above-mentioned encoder portion 160, and carry out compressed encoding with the set compression ratio of setting and handle operation (seeing step S150), the above-mentioned signal that carries out encoding process will be added to radio section 100, and send distant terminal (seeing step S160) to by calling out the wireless communications path that connects setting.
Because the signal of above-mentioned transmission is the picture signal of synthesizing, the recipient can receive the above-mentioned signal of processing by mode in the past and show.
Therefore, transmit leg can synthesize short message in picture signal and with synthetic picture signal and transmit under the state that carries out realtime graphic communication, and the recipient then directly utilizes image receive mode in the past to receive above-mentioned picture signal.
As above effect of the present invention is among the present invention of structure, is carrying out under the realtime graphic communications status, short message conversion can be become image and synthesizes in picture signal and transmit, thereby transmit the synthetic picture signal that short message is arranged under the state of Image Communication.
And recipient's mobile communication terminal can receive short message when carrying out Image Communication under the state that additional function is not set, thereby comparatively convenient in the use.
Above embodiment only limits to illustrate the present invention, but not is used to limit the present invention.