CN201114283Y - Graphics-text information terminal based on telephone network - Google Patents
Graphics-text information terminal based on telephone network Download PDFInfo
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- CN201114283Y CN201114283Y CNU2007201948736U CN200720194873U CN201114283Y CN 201114283 Y CN201114283 Y CN 201114283Y CN U2007201948736 U CNU2007201948736 U CN U2007201948736U CN 200720194873 U CN200720194873 U CN 200720194873U CN 201114283 Y CN201114283 Y CN 201114283Y
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Abstract
A graph-text information terminal based on a telephone network comprises a telephone line access port and is characterized in that: the graph-text information terminal comprises a display unit, an input unit and a singlechip provided with an I/O port and an FSK/DTMF transceiver, wherein the display unit is used to display information such as received or transmitted graph and text; the input unit is used to input information such as characters, figures or images and bar codes; the singlechip is connected with the display unit and the input unit through the I/O port; and the FSK/DTMF transceiver is connected with a telephone line port. The graph-text information terminal, which has a simple structure and easy installation and can be conveniently connected with a fixed telephone network, can effectively reduce the cost of long-distance transmission of a small amount of graph-text information and increases work efficiency; moreover, through adopting a plurality of types of input unit, the graph-text information terminal can also realize different types of fast input mode; therefore, the graph-text information terminal can be used in the low-cost and fast transmission and interaction of small-scale graph-text information such as various characters and images.
Description
Technical field
The utility model belongs to the ICT (information and communication technology) field of fixed-line telephone network, is specifically related to a kind of graph text information terminal based on telephone network of utilizing fixed-line telephone network to carry out the graph text information transmission.
Background technology
At present, use the application that more graph text information terminal mainly all is based on PC (PC) and Ethernet, realize the mutual transmission of information by the technology of TCP/IP.Terminal cost height so not only, the cost that network is laid is also very high, and will install the network equipments such as protocol converter, ADSL or HDSL additional for remote transmission.Little application just seems and comparatively wastes resource and be difficult to popularize for some amount of information for this.
FSK is called frequency shift keying.Go the frequency of modulated carrier exactly with digital signal.Be to use than a kind of modulation system early in the message transmission, its major advantage is: implement and be easier to antinoise and antifading better performances.DTMF claims dual-tone multifrequency again.The DTMF codec converts keystroke or digital information to two-tone signal and transmission when coding, detect the existence of keystroke or digital information during decoding in the dtmf signal of receiving.Dtmf signal is made of the audio signal stack of two frequencies.The frequency of these two audio signals is from two groups of preallocated group of frequencies: line frequency group or row are group frequently.Each is to numeral of the unique expression of such audio signal or symbol.
The utility model content
The purpose of this utility model provides a kind of graph text information terminal based on telephone network that can solve the cost problem of remote a small amount of graph text information transmission, realize interactive transmission between convenient and practical graph text information and the central server by fixed-line telephone network, it is simple in structure, installation is easy, it is convenient to insert, and the graph text information terminal that has solved existing dependence Ethernet need be installed the defective of the network equipment and agreement.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of graph text information terminal based on telephone network comprises the telephone line inbound port, it is characterized in that described graph text information terminal comprises:
One display unit is used to provide the demonstration of the information such as picture and text that receive or send;
Input unit is used for the input of literal, numeral or information such as image, bar code;
The single-chip microcomputer of one configuration I/O mouth and FSK/DTMF transceiver, described single-chip microcomputer is connected with input unit with described display unit by the I/O mouth, and the FSK/DTMF transceiver connects telephone line port.
Concretely, described display unit is a LCDs, and described LCDs disposes the indicator light of a plurality of different colours, is used for the auxiliary display of information state.
Described input unit comprises button and bar-code scanner, and described button is a plurality of buttons that alpha numeric keys and function button are formed; Described bar-code scanner is made up of barcode scanner and infrared detection module.
Described graph text information terminal also comprises a mainboard, and described mainboard is provided with telephone set network and the single-chip microcomputer that is connected with telephone set network, and described input and display unit all are electrically connected on the built-in I/O mouth of single-chip microcomputer.
Connect on the described telephone set network telephone line inbound port is set.
Described graph text information terminal comprises the single-chip microcomputer of a plurality of I/O mouths of LCDs, button, bar-code scanner and configuration and one group of FSK/DTMF transceiver, and LCDs disposes a plurality of LED light; Described button comprises 10 digital letter keys, " * " number key, " # " number key, acknowledgement key, cancel key, 4 directionkeys and the key of putting on record, query key; Described bar-code scanner is made up of barcode scanner and infrared detection module; LCDs, LED light, button, barcode scanner and infrared detection module all are connected with single-chip microcomputer by the I/O mouth.
Described graph text information terminal comprises a housing, and this housing built-in is provided with the mainboard of described single-chip microcomputer and telephone set network, and telephone set network connects setting and is assemblied in microphone assembly and loud speaker on the described housing.
Described housing comprises the procapsid and the back casing that can fasten, be fixed with the liquid crystal display screen eyeglass of LCDs on the procapsid, the scanning mouth mirror sheet of the inboard fixed strip code scanner of procapsid, the inboard of procapsid also is equiped with LED light, loud speaker, microphone assembly and an infrared detection module, offer on the fore shell and be used to install the through hole of button keycap and assemble button, button is assemblied on the keypad, and described mainboard and barcode scanner are fixed on the back casing.
Described LED light, microphone assembly, infrared detection module are electrically connected with described keypad; Described keypad, loud speaker and LCDs, barcode scanner link to each other with mainboard.
Should adopt the single-chip microcomputer of configuration I/O mouth and FSK/DTMF transceiver based on the graph text information terminal of telephone network as core parts, show by the various graph text informations of display unit the input unit input, through the processing of single-chip microcomputer, then by carrying out message transmission and interaction between telephone line port and fixed-line telephone network and the central server.The built-in FSK/DTMF transceiver of this single-chip microcomputer, and have a plurality of I/O mouths, the I/O mouth is used to connect assemblies such as input unit and display unit, such as LCDs, button, bar-code scanner, LED light etc., the I/O mouth quantity of use can increase and decrease flexibly according to the difference of the LCDs specification of selecting for use, LED light quantity, number of keys.
The LED light of the configurable different colours of described LCDs is used for the auxiliary display of information state.Button can provide a plurality of buttons as required, comprise: various required buttons such as the digital alphabet key of digital 0-9 and English alphabet combination, " * " number key, " # " number key, acknowledgement key, cancel key, directionkeys and shortcut, numeral has input methods such as phonetic and stroke optional, can easily import Chinese character.In the bar-code scanner, barcode scanner adopts general scanning bar code reader, can read the bar code of multiple code system such as bar code.The effect of infrared detection module mainly is to survey whether article to be arranged in barcode scanner the place ahead, if any, then start barcode scanner automatically and scan.
Being somebody's turn to do more can be integrated with landline telephone based on the graph text information terminal of telephone network, is about to described single-chip microcomputer and telephone set network and is arranged on the same mainboard, and the function of telephone set is gathered on this graph text information terminal.
The beneficial effects of the utility model are, should be simple based on the graph text information terminal structure of telephone network, install easily, can insert fixed-line telephone network easily, effectively reduce the cost of remote a small amount of graph text information transmission, increase work efficiency, also can realize multiple fast input mode by adopting multiple input unit, this graph text information terminal can be used for the low cost of small-sized graph text informations such as various writings and images, transmission and interactive fast.
Description of drawings
Fig. 1 is the composition frame diagram of the utility model embodiment;
Fig. 2 is the perspective view of the utility model embodiment;
Fig. 3 is the assembling schematic diagram of this graph text information terminal among Fig. 2.
Embodiment
As Fig. 1, should mainly form based on the graph text information terminal of telephone network by LCDs, LED light, infrared detection module, barcode scanner, button and a mainboard, mainboard is provided with the single-chip microcomputer of telephone set network and built-in I/O mouth and FSK/DTMF transceiver, the FSK/DTMF transceiver connects telephone line port, and LCDs, LED light, button, barcode scanner and infrared detection module all are connected with single-chip microcomputer by the I/O mouth.
Shown in Fig. 2 and 3, should comprise a housing based on the graph text information terminal of telephone network, housing comprises the procapsid 1 and the back casing 2 that can fasten, this housing built-in one is provided with the mainboard of described single-chip microcomputer and telephone set network, and telephone set network connects setting and is assemblied in microphone assembly and loud speaker on the described housing.
Single-chip microcomputer is specifically selected the W925E240 single-chip microcomputer of Winbond company for use, built-in 40 the I/O mouths of this single-chip microcomputer and 1 group of FSK/DTMF transceiver.12 I/O mouths are used to connect display screen, and 3 I/O mouths are used to connect LED light, and 10 I/O mouths are used to connect button, and 3 I/O mouths are used to connect barcode scanner, and 2 I/O mouths are used to connect infrared detection module.LCDs 3 has adopted 5 inches black and white 240*128 lattice liquid crystal display screens, and a screen can show 15*8 Chinese character.LED light is three, and it is red, yellow, green that color is respectively.Button 4 has 20 keys, is respectively digital alphabet key, " * " number key, " # " number key, acknowledgement key, the cancel key of 10 digital 0-9 and English alphabet combination, 4 directionkeys and the key of putting on record, 2 shortcuts of query key.
This assembled structure based on the graph text information terminal of telephone network is: liquid crystal display screen eyeglass 5 pastes on the fore shell 1 by liquid crystal display screen eyeglass gum 6.Scanning mouth mirror sheet 11 pastes in the fore shell 1 by scanning mouth mirror sheet gum 10 and surveys.LED light 7, loud speaker 8, loud speaker pad 19, microphone assembly 9 are installed in the fore shell 1 and survey.Order is installed button keycap 13, button silica gel 14, keypad 15, infrared detection module 16 to fore shell 1, fixes with screw.Liquid crystal display screen foam 12 and LCDs 3 are installed in proper order to fore shell 1, fix with screw.Mainboard 17 and barcode scanner 18 usefulness screws are installed on the back cover 2.Fore shell 1 and the assembling of back cover 2 usefulness screws are complete.
The inside cable syndeton is: LED light 7, microphone assembly 9, infrared detection module 16 link to each other with keypad 15.Keypad 15, loud speaker 9, LCDs 3, barcode scanner 18 link to each other with mainboard 17.
Claims (9)
1. the graph text information terminal based on telephone network comprises the telephone line inbound port, it is characterized in that described graph text information terminal comprises:
One display unit is used to provide the demonstration of the information such as picture and text that receive or send;
Input unit is used for the input of literal, numeral or information such as image, bar code;
The single-chip microcomputer of one configuration I/O mouth and FSK/DTMF transceiver, described single-chip microcomputer is connected with input unit with described display unit by the I/O mouth, and the FSK/DTMF transceiver connects telephone line port.
2. the graph text information terminal based on telephone network according to claim 1 is characterized in that described display unit is a LCDs, and described LCDs disposes the indicator light of a plurality of different colours, is used for the auxiliary display of information state.
3. the graph text information terminal based on telephone network according to claim 1 is characterized in that described input unit comprises button and bar-code scanner, and described button is a plurality of buttons that alpha numeric keys and function button are formed; Described bar-code scanner is made up of barcode scanner and infrared detection module.
4. the graph text information terminal based on telephone network according to claim 1, it is characterized in that described graph text information terminal also comprises a mainboard, described mainboard is provided with telephone set network and the single-chip microcomputer that is connected with telephone set network, and described input and display unit all are electrically connected on the built-in I/O mouth of single-chip microcomputer.
5. the graph text information terminal based on telephone network according to claim 4 is characterized in that connection is provided with the telephone line inbound port on the described telephone set network.
6. the graph text information terminal based on telephone network according to claim 1, it is characterized in that described graph text information terminal comprises the single-chip microcomputer of a plurality of I/O mouths of LCDs, button, bar-code scanner and configuration and one group of FSK/DTMF transceiver, LCDs disposes a plurality of LED light; Described button comprises 10 digital letter keys, " * " number key, " # " number key, acknowledgement key, cancel key, 4 directionkeys and the key of putting on record, query key; Described bar-code scanner is made up of barcode scanner and infrared detection module; LCDs, LED light, button, barcode scanner and infrared detection module all are connected with single-chip microcomputer by the I/O mouth.
7. the graph text information terminal based on telephone network according to claim 1, it is characterized in that described graph text information terminal comprises a housing, this housing built-in one is provided with the mainboard of described single-chip microcomputer and telephone set network, and telephone set network connects setting and is assemblied in microphone assembly and loud speaker on the described housing.
8. the graph text information terminal based on telephone network according to claim 7, it is characterized in that described housing comprises the procapsid and the back casing that can fasten, be fixed with the liquid crystal display screen eyeglass of LCDs on the procapsid, the scanning mouth mirror sheet of the inboard fixed strip code scanner of procapsid, the inboard of procapsid also is equiped with LED light, loud speaker, microphone assembly and an infrared detection module, offer on the fore shell and be used to install the through hole of button keycap and assemble button, button is assemblied on the keypad, and described mainboard and barcode scanner are fixed on the back casing.
9. the graph text information terminal based on telephone network according to claim 8 is characterized in that described LED light, microphone assembly, infrared detection module are electrically connected with described keypad; Described keypad, loud speaker and LCDs, barcode scanner link to each other with mainboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201948736U CN201114283Y (en) | 2007-10-29 | 2007-10-29 | Graphics-text information terminal based on telephone network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201948736U CN201114283Y (en) | 2007-10-29 | 2007-10-29 | Graphics-text information terminal based on telephone network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201114283Y true CN201114283Y (en) | 2008-09-10 |
Family
ID=39966032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201948736U Expired - Fee Related CN201114283Y (en) | 2007-10-29 | 2007-10-29 | Graphics-text information terminal based on telephone network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201114283Y (en) |
-
2007
- 2007-10-29 CN CNU2007201948736U patent/CN201114283Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080910 Termination date: 20101029 |