CN1191441A - Pen drawing input telefacsimile machine - Google Patents
Pen drawing input telefacsimile machine Download PDFInfo
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- CN1191441A CN1191441A CN98110610A CN98110610A CN1191441A CN 1191441 A CN1191441 A CN 1191441A CN 98110610 A CN98110610 A CN 98110610A CN 98110610 A CN98110610 A CN 98110610A CN 1191441 A CN1191441 A CN 1191441A
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Abstract
A telephone facsimile apparatus with input from pen is composed of host, pressure-sensitive touch screen, LCD screen, microphone and input pen. Said host is composed of microprocessor as central control unit, memory, touch screen controller, display screen controller, modem and speech processor. Besides speech transmission function ordinary telephone has, it has text and graphics transmission and display function and fax function. A pen can be used for direct input. Its advantages are simple structure, convenient application, and high safety and security.
Description
The invention belongs to the electronic communication technology field, is the facsimile transceiver of a kind of drawing formula input.
At present, common telephone set is provided with the voice microphone, has the synchronous conversation voice function of both call sides.But, no synchronous visual information.Existing videophone apparatus obtains image information in the mode of penetrating picture, can synchronously carry out visual voice transfer.But it requires to have than higher track data transfer rate, and cost is higher.Existing picture unit is that the mode by laser scanning obtains image information.But, need earlier picture and text to be write on the paper, transmit again, make troubles to use.
The objective of the invention is to expand the function of existing telephone machine, provide a kind of both call sides can carry out the telephone set that speech exchange and picture and text show, cost is lower synchronously, and make it have the available straight facsimile function of writing input that connects.
The telefacsimile device of the present invention's design is made up of main frame, pressure sensitivity touch-screen, LCDs, telephone microphone, input pen, wherein host machine part is connected and composed through circuit by computer microprocessor, memory, pressure sensitivity touch screen control circuit, LCDs control circuit, modulator-demodulator, speech processor, direct current stabilizer, the external 220V of power supply, 50Hz civil power, direct current stabilizer is with the commercial power rectification voltage stabilizing, be output as the operating voltage of direct current 5V, offer internal components.
Microprocessor is a centralized control unit among the present invention, controls various modes of operation and process.The chip that microprocessor can Gong be selected for use is more, routine Intel 8031 etc.
Input pen, the input pen that adopts common computer to use is used for directly writing picture and text on the pressure sensitivity touch-screen, makes and produce pressure spot on touch-screen.
Telephone microphone, similar with common telephone microphone, be used for input and receive telephone speech signal.
Speech processor is made of digital-to-analogue conversion and analog to digital converter, can receive the voice signal by the microphone input on the one hand, and it is carried out analog-to-digital conversion, generates digital signal, and the code speech packets of information, send modulator-demodulator; On the other hand, accept voice signal, carry out digital-to-analogue conversion, generate analog voice signal, send telephone receiver output through modem codec.
The pressure sensitivity touch-screen is write the book picture and text thereon for input pen, produces the pressure spot location track.
The pressure sensitivity touch screen control circuit adopts custom circuit, for example, and Exactouch ETC circuit.It handles the pressure spot position data that produces on the pressure sensitivity touch-screen.At the picture and text transmission state, the pressure spot position data is sent to the LCDs control circuit, simultaneously, be the display message bag with this digital coding, send to modulator-demodulator again; At FAX mode, earlier the pressure position uniform data is stored in the memory, dialing is sent modulator-demodulator again, and is sent to far-end after being communicated with.
LCDs can adopt conventional LCDs, and for example G321 when utilizing phone or fax to carry out the picture and text transmission, is used for the transmission picture and text are shown output.
The LCDs control circuit can adopt conventional display panel control circuit, for example Seiko SED1330.Sending the graph text information state, receiving pressure sensitivity touch-screen pressure spot position data, and showing output to display screen; Receiving the graph text information state, will handle through the facsimile signal of modem codec, and on display screen, show output.
Modulator-demodulator also can adopt conventional modulator-demodulator, for example R1496DP.It has following three kinds of functions: 1. at the graphics context telephone transmission state, on the one hand pressure sensitivity touch-screen upward pressure point position data is carried out encoding process, the information of promptly setting up shows bag, transmits to far-end through local line then; On the other hand, receive through local line and wrap from the information demonstration that far-end sends, carry out decoding processing, liquor charging crystal display screen control circuit shows output at display screen more then.2. at the voice transfer state, on the one hand the encoding digital signals that generates from speech processor is handled, set up the voice messaging bag, send to far-end through local line again; On the other hand, receive the voice messaging bag that sends from far-end from local line, carry out decoding processing, the sending voice processor 3. at FAX mode, carries out encoding process with the graph text information in the storage then, sends to far-end through local line then; After the call signal of facsimile machine is identified, the modulator-demodulator signal of receiving faxes, and it is sent in the memory.
Memory comprises read-only memory (as 2764) and random memory (as 6264), when FAX mode, is used to store the facsimile signal of transmission.
Operating process of the present invention is as follows:
At phone transmission picture and text state, input pen is directly write the picture and text that need interchange on the pressure sensitivity touch-screen, make and on touch-screen, produce the pressure spot location track, the pressure sensitivity touch screen control circuit obtains the position data of pressure sensitivity touch-screen on input pressure point, on the one hand, send to the LCDs control circuit, the local demonstration exports on LCDs.On the other hand, be encoded to the display message bag, send to modulator-demodulator, transmit to far-end through local line.The modulator-demodulator of the other side's telephone set receives the display message bag through local line from far-end, sends to the LCDs control circuit after the decoding, shows output on LCDs.Thereby the synchronizing information that realizes call ends shows.
At the call voice transmission state, phone says that the voice signal of microphone input handles through speech processor, promptly carries out the analog-to-digital conversion of voice signal, generates digital signal, is encoded to the voice messaging bag, sends to modulator-demodulator and transmits to far-end through local line.The modulation parts of the other side's telephone set from the voice messaging bag that far-end receives, are sent to speech processor through local line after the decoding, carry out the digital-to-analogue conversion of voice signal, generate analog voice signal, listen to tube by phone and broadcast.
When said process can realize that the present invention uses as phone, voice, pictograph information interchange that call ends is synchronous.
When using as facsimile machine, input pen is directly write the picture and text that need transmission at the pressure sensitivity touch-screen, the position data of pressure sensitivity touch-screen on the input pressure point that the pressure sensitivity touch screen control circuit obtains, earlier by storage and uniform in memory unit, after dialing is communicated with, send by modulator-demodulator again, thereby realize the straight facsimile transmission function that connects the drawing input.After the call signal of far-end facsimile machine was identified, the facsimile data by modulator-demodulator receives was directly stored in the memory, presses the difference of picture element gray scale, the corresponding demonstration on LCDs.
The facsimile transceiver circuit structure of the present invention's design is simple, and than present video telephone, cost greatly reduces, and the transmission of current collection language sound, picture and text transmission and fax bring great convenience in one to use.For example, when overseas call exchanges, can be used as the aid that necessary language is passed on and understood.When utilizing phone to carry out scientific and technological problem discussion, can more effectively help both sides to communicate ideas, say something; Especially the deaf disability people can utilize telephone set and far-end to carry out information interchange.In addition, can carry out encryption to voice, picture and text among the present invention, thereby can improve the level security of phone.When using, can needn't need paper with writing with biography as facsimile machine, very convenient.
Further introduce the present invention below in conjunction with embodiment.
Fig. 1 construction profile figure of the present invention.
Fig. 2 principle of the invention block diagram.
Fig. 3 the present invention adopts the realization circuit diagram of Intel 8301 microprocessors.
Among the figure, 1 is attaching plug, and 2 is telephone microphone, 3 is the pressure sensitivity touch-screen, and 4 is LCDs, and 5 is host machine part, 6 is the telephone wire socket, and 7 is input pen, and 8 is microprocessor, 9 is memory, 10 is modulator-demodulator, and 11 is power regulator, and 12 is the pressure sensitivity touch screen control circuit, 13 is the LCDs control circuit, and 14 is speech processor.
Embodiment.As shown in Figure 3, microprocessor 8 adopts Intel 8031 to draw chip, and memory 9 adopts 2764 read-only memory chips and 6264 random memory chips, and adopts two programmable parallel I/O chips 8155 as outside expansion.LCDs 4 adopts G321, LCDs control circuit 12 adopts Seiko SED1330, pressure sensitivity touch-screen 3 adopts conventional, its control circuit 13 adopts Exactouch ETC, modulator-demodulator adopts RockwellR1496DP, speech processor 14 is made of digital-to-analogue conversion and analog-to-digital conversion parts (ADC/DAC), and telephone microphone 2 adopts common telephone microphone.Its annexation is as follows:
The P0 mouth of microprocessor 8031 uses as data, address signal line multiple line simultaneously.When as address signal line, it is exported after 74LS373 latchs, as 2764 read-only memorys and the input of 6264 random asccess memory A0-A7 addresses.The input of the address of the A8-A12 of 2764 and 6264 memories can be obtained by the P2.0-P2.4 output of 8031 P2 mouth.2764,6264 memories, and 8155 data terminal all is connected to 8031 P0 mouth, the connection of composition data signal.2764,6264 and two 8155 chip selection signal is obtained after 74LS138 decoding by 8031 P2 mouth P2.5-P2.7 signal.Lcd control circuit Seiko SED1330 and touch screen control circuit Exactouch ETC are connected respectively on the PA mouth and PB mouth of a slice 8155; Modulator-demodulator RockwellR1496DP and voice signal digital-to-analogue, analog-to-digital conversion parts ADC/DAC are connected respectively on the PA mouth and PB mouth of another sheet 8155.When system works, the position signalling of pressure sensitivity touch-screen Exactouch Shang input point, deliver to 8031 microprocessors by touch screen controller ETC through the PB of 8155-1 oral instructions, 8031 processors are controlled on the one hand this signal are delivered to LCD controller SED1330 through the PA of 8155-1 mouth, show output on LCD G321; On the other hand, be the display message packet with this signal encoding, through the PA of 8155-2 mouth, R1496DP transmits to far-end by modulator-demodulator.Equally, phone is said the voice input signal of microphone, after ADC/DAC parts analog-to-digital conversion, form with digital signal, deliver to 8031 microprocessors through the PB of 8155-2 oral instructions, this signal is encoded to the voice messaging packet by 8031 controls with it, through the PA of 8155-2 mouth, also transmit to far-end by modulation parts R1496DP.Concrete coding method is, the highest order of information packet is as the diacritics position, and highest order is 0 o'clock, shows that information packet is the display message packet; Highest order is 1 o'clock, shows that information packet is the voice messaging packet.When modulation parts R1496DP receives information packet, all deliver to 8031 microprocessors by the PA oral instructions of 8155-2, the packet data that 8031 microprocessor analysis are received according to its highest order Data Labels, is decoded as video data information or speech data information with it.And control is sent to LCD controller SED1330 with video data by the PA mouth of 8155-1 show output on LCD; Speech data is sent to voice signal digital-to-analogue, analog-to-digital conversion parts ADC/DAC by the PB mouth of 8155-2, after digital-to-analogue conversion is analog voice signal, export by the microphone of listening of phone.
When above process has realized using as phone, the synchronous voice of call ends, the interchange of figure.During as facsimile transmission, input pen is delivered to 8031 microprocessors by touch screen controller ETC through the PB of 8155-1 oral instructions in the information of touch-screen input, and by the control of 8031 microprocessors, storage and uniform is in 6264 random asccess memory.Input finishes, and is taken out from 6264 memories by 8031 microprocessors order again, and through the PA of 8155-2 mouth, R1496DP sends by the modulation parts.And modulation parts R1496DP receives when faxing, data message is delivered to 8031 microprocessors through the PA of 8155-2 oral instructions, this data-signal of 8031 microprocessor judges, when identifying to the fax input, then the facsimile data of receiving thereafter is stored in 6264 memories, the end of waiting to receive faxes, take out from 6264 memories by 8031 microprocessors order again, press the difference of picture element gray scale, with the position data of gray scale, on LCDs, show output through the LCD controller SED1330 that sends to of the PA of 8155-1 mouth greater than the picture element of a certain critical value.
Claims (3)
1. the facsimile transceiver of pen drawing formula input, function with the picture and text demonstration of voice transfer, the input of drawing formula and transmission, fax, constitute by main frame, telephone microphone, input pen, pressure sensitivity touch-screen, LCDs, it is characterized in that main frame is connected and composed through circuit by microprocessor, memory, pressure sensitivity touch screen control circuit, LCDs control circuit, modulator-demodulator, speech processor, direct current stabilizer.
2. the facsimile transceiver of according to claim 1 drawing formula input, it is characterized in that microprocessor adopts the Intel8031 chip, memory adopts 2764 read-only memory chips and 6264 random memory chips, adopt two programmable parallel I/O chips 8155 as outside expansion, LCDs adopts G321, its control circuit adopts Seiko SED1330, the pressure sensitivity touch-screen adopts conventional device, its control circuit adopts Exactouch ETC, modulator-demodulator adopts R1496DP, and speech processor is made of digital-to-analogue conversion and analog-to-digital conversion parts.
3. the facsimile transceiver of according to claim 2 drawing formula input, the P0 mouth that it is characterized in that microprocessor 8031 is simultaneously as data, the address signal line multiple line uses, when as address signal line, its output is after 74LS373 latchs, as 2764 read-only memorys and the input of 6264 random asccess memory A0-A7 addresses, the input of the address of the A8-A12 of 2764 and 6264 memories can be obtained by the P2.0-P2.4 output of 8031 P2 mouth, 2764,6264 memories, and 8155 data terminal all is connected to 8031 P0 mouth, the composition data signal connects, 2764,6264 and two 8155 chip selection signal is obtained after 74LS138 decoding by 8031 P2 mouth P2.5-P2.7 signal, lcd control circuit Seiko SED1330 and touch screen control circuit ExactouchETC are connected respectively on the PA mouth and PB mouth of a slice 8155, modulator-demodulator Rockwell R1496DP and voice signal digital-to-analogue, analog-to-digital conversion parts ADC/DAC is connected respectively on the PA mouth and PB mouth of another sheet 8155.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98110610A CN1191441A (en) | 1998-01-15 | 1998-01-15 | Pen drawing input telefacsimile machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98110610A CN1191441A (en) | 1998-01-15 | 1998-01-15 | Pen drawing input telefacsimile machine |
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| Publication Number | Publication Date |
|---|---|
| CN1191441A true CN1191441A (en) | 1998-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98110610A Pending CN1191441A (en) | 1998-01-15 | 1998-01-15 | Pen drawing input telefacsimile machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000035184A1 (en) * | 1998-12-07 | 2000-06-15 | International Business Machines Corporation | Portable fax machine |
| CN100375494C (en) * | 1999-05-25 | 2008-03-12 | 西尔弗布鲁克研究股份有限公司 | System and method for delivering a greeting card to a user |
| CN100380907C (en) * | 2003-04-18 | 2008-04-09 | 张烂熳 | Method of realizing handwriting information exchange for cmmunication terminal |
-
1998
- 1998-01-15 CN CN98110610A patent/CN1191441A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000035184A1 (en) * | 1998-12-07 | 2000-06-15 | International Business Machines Corporation | Portable fax machine |
| US6972862B2 (en) | 1998-12-07 | 2005-12-06 | International Business Machines Corp. | Portable fax machine |
| CN100375494C (en) * | 1999-05-25 | 2008-03-12 | 西尔弗布鲁克研究股份有限公司 | System and method for delivering a greeting card to a user |
| CN100380907C (en) * | 2003-04-18 | 2008-04-09 | 张烂熳 | Method of realizing handwriting information exchange for cmmunication terminal |
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