CN2434736Y - Hand-held two-dimensional bar code data terminal - Google Patents
Hand-held two-dimensional bar code data terminal Download PDFInfo
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- CN2434736Y CN2434736Y CN 00238846 CN00238846U CN2434736Y CN 2434736 Y CN2434736 Y CN 2434736Y CN 00238846 CN00238846 CN 00238846 CN 00238846 U CN00238846 U CN 00238846U CN 2434736 Y CN2434736 Y CN 2434736Y
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Abstract
The utility model relates to a hand-held data terminal for two-dimensional bar codes, which is a data terminal for convenient carrying, convenient operation on hand and outdoor operation and is especially used for the two-dimensional bar codes for identifying, reading, processing, displaying or inquiring, etc. An embedded computer system is integrated with an identifying and reading head for the two-dimensional bar codes, a power section, a color liquid crystal display, a keyboard interface and a charging and communicating interface into a hand-held casing, wherein, the identifying and reading head for the two-dimensional bar codes, the power section, the color liquid crystal display, the keyboard interface and the charging and communicating interface are connected with the embedded computer system. Under the environment without the support of a computer, the utility model can independently complete the identification, the reading, the decoding, the display and the storage of the two-dimensional codes, which comprises color images and letter information, and can also carry out data exchanges with the computer through prescribed interfaces.
Description
The utility model relates to the data processing equipment in a kind of bar code applications field, relates to a kind of hand-held data terminal that is used to discern, handle, show two-dimensional bar or rather.
Two-dimensional bar grows up on the one-dimensional bar code basis, compares with one-dimensional bar code, and institute's loaded information amount increases greatly, can comprise more information and have stronger error correcting capability, and reading of data is more reliable, and therefore, the application of two-dimensional bar is also universal day by day.
Existing two-dimensional bar data terminal desk-top or hand-held mainly is made up of two-dimensional bar recognition head and computer interface (RS-232), two-dimensional bar recognition head wherein includes laser scanning methods or CCD mode, can only read in the two-dimensional bar data, relend help computer interface and with the communication process of computing machine, the data of reading in are sent on the personal computer (PC), carry out data processing by computing machine and handle, could show the original graph text information that is comprised in the two-dimensional bar of being distinguished.Because this device only has the recognition part of two-dimensional bar, does not have data processing and display part, so function singleness, can only a kind of at last two-dimensional bar recognizer.
This recognition part of existing two-dimensional bar data terminal and the frame mode that data processing, display part are separated, shared bulky, the inconvenience of equipment is carried, and should not manipulate out of doors, thereby greatly limit applying of two-dimensional bar.
The purpose of this utility model is a kind of hand-held two-dimensional bar data terminal of design, the recognition of two-dimensional bar part is combined with data processing, display part, and form a kind of can be in any place to two-dimensional bar is distinguished, handled, demonstration and data transmit multi-functional hand-held formula two-dimensional bar data terminal.
The purpose of this utility model is achieved in that a kind of hand-held two-dimensional bar data terminal, includes two-dimensional bar recognition head and power unit, it is characterized in that: also include embedded computer system and colour liquid crystal display device; Described colour liquid crystal display device and two-dimensional bar recognition head are connected with described embedded computer system; Described two-dimensional bar recognition head, colour liquid crystal display device, power unit and embedded computer system are integrated on the hand-held housing.
Also include keyboard interface, described keyboard interface is connected with described embedded computer system, and described keyboard interface is integrated in the described hand-held housing.
Also include charging and communication interface, described charging is connected with described embedded computer system with communication interface, and described charging and communication interface are integrated in the described hand-held housing.
Described hand-held housing has the profile and the size of mobile communication mobile phone.
Hand-held two-dimensional bar data terminal of the present utility model, two-dimensional bar is distinguished head, embedded computer system, the display part unit construction that grades is integral and is installed in the hand-held housing, as mobile phone shape housing, and but the two-dimensional bar that has that forms a kind of independent operation is distinguished, data processing, the two-dimensional bar personal data terminal of multiple functions such as data transmission, can distinguish processing to multiple two-dimensional bar in any place, show contained coloured image, information such as literal, because terminal carries data processing, the picture and text Presentation Function has significantly reduced and has used the dependence of two-dimensional bar to computer network.
Two-dimensional bar personal data terminal of the present utility model, can discern or distinguish bar code and the two-dimensional bar code that meets international and national standard, and the data that comprised in the bar code are handled, comprise demonstration, storage and inquiry, the two-dimensional bar of being distinguished comprises PDF417, Data Matrix, Aztec etc., literal that comprises in its 2 D code information and the pictorial data of having compressed restore wherein literal and picture information through terminal, and instant playback are come out; Two-dimensional bar personal data terminal of the present utility model has the keyboard input interface, can provide the kinds of words pattern input method to use; Two-dimensional bar personal data terminal of the present utility model carries communication interface, has the RS-232 agreement, can have the data equipment of same protocol with other, carries out exchanges data as PC personal computer or notebook computer; Two-dimensional bar personal data terminal of the present utility model carries charging inlet, and the embodiment terminal adopts the small rechargeable battery, and stream time can be more than 3 hours, and once charging can make continuous recognition number of times be not less than 500 times; Two-dimensional bar personal data terminal of the present utility model, its embedded computer system adopts the data compression and decompression technology based on embedded OS.
Two-dimensional bar personal data terminal of the present utility model, the recognition time is not more than 3 seconds, and the recognition precision is not less than 6 μ.
Further specify technology of the present utility model below in conjunction with embodiment and accompanying drawing.
Fig. 1 is a hand-held two-dimensional bar data terminal principle structure block diagram.
Fig. 2 is the electrical schematic diagram of keyboard interface among Fig. 1.
Fig. 3 is a colour liquid crystal display device electrical schematic diagram among Fig. 1.
Fig. 4 is charging and a communication seated connection mouth electrical schematic diagram among Fig. 1.
Fig. 5 is a two-dimensional bar recognition interface electrical schematic diagram among Fig. 1.
Fig. 6 is the electrical schematic diagram of power supply unit among Fig. 1.
Fig. 7 is a hand-held two-dimensional bar data terminal program principle block diagram.
Fig. 8 is a hand-held two-dimensional bar data terminal contour structures synoptic diagram, comprises front view 8A, side view 8B and upward view 8C.
Referring to Fig. 1, two-dimensional bar personal data terminal of the present utility model mainly comprises housing and is arranged on the interior embedded computer system of this housing, a two-dimensional bar recognition interface, colour liquid crystal display device, keyboard interface, charging and communication interface and power unit.
Adopt motherboard 10 as embedded computer system, form by SH3 CPU, Compact Flash; Two-dimensional bar recognition 11 is connected with the serial data end (Serial 4) of motherboard 10 by serial data end (Serial); Colour liquid crystal display device 12 is connected with the end of the same name of motherboard 10 by data terminal (SH-BUS), and colour liquid crystal display device 12 is connected with the end of the same name of motherboard 10 by video signal input terminal (VIDEO); Keyboard interface 13 is connected with the end of the same name of motherboard 10 by parallel data end (Parallel); Two external connection battery ends (BAT1, BAT2) of power unit 14 connect two batteries respectively, and the power output end of power unit 14 (Power) connects the power input (Power) of motherboard 10 and two-dimensional bar recognition 11, colour liquid crystal display device 12; Charging is connected with the serial data end (Serial 3) of motherboard 10 with the common data mouth (COM Port) of communication interface 15, and charging is connected with the charging slot (Charger-slot) of power unit 14 with the charging slot (Charger-slot) of communication interface 15.
But the above-mentioned functions parts can all be integrated in the limited housing and independent operation and transmission data, two-dimensional bar recognition is combined with processing, the demonstration of data, can distinguish multiple two-dimensional bar, by restoring coloured image and Word message in the two-dimension code after the recognition, and instant playback is come out; Have computation function and Chinese operating platform, can have the data processing equipment of RS-232 communications protocol with outer computer or other by RS-232 serial data mouth, as the extendible module of GSM, notebook computer etc., carry out communication, swap data, realize being connected with the automatic communication of computing machine.As extendible module, but this terminal is integrated communication module (as GSM or CDMA communication module) also, in the RS-232 interface of this terminal and the RS-232 interface two ends while incoming communication module of personal computer, utilize global metadata communication network and personal computer to carry out real-time exchanges data, to satisfy the requirement of user to system real time.
Two-dimensional bar personal data terminal of the present utility model, what software platform was selected for use is the operating system of developing on Windows CE platform, can run in the common microprocessor hardware, as SH3, X86 etc., embed the GUI Chinese information processing system simultaneously, to be adapted to the exploitation of types of applications software.
Two-dimensional bar personal data terminal of the present utility model, out of doors or be provided with under the support of computing machine, can independently finish recognition, decoding, demonstration, the storage of two-dimension code, and can under the situation of conditions being possessed, carry out exchanges data by interface and the computing machine of stipulating.
Referring to Fig. 2, the keyboard interface of the utility model two-dimensional bar personal data terminal, adopt 8 needle socket J5 to connect 4 * 4 key-press matrixs, the CPU (central processing unit) of embedded computer system motherboard 10 (CPU) its parallel data port of timing scan (Parallel), when button is pressed, produce and interrupt, square matrix code is read in buffer register (U3A to U3D), with lookup table mode square matrix code is converted to pseudo code by the keyboard handling procedure again, thereby finish the input of keyboard data.
Referring to Fig. 3, the colour liquid crystal display device of the utility model two-dimensional bar personal data terminal adopts full-color LCDs (as 3 inches full-color LCDs of EPSON company production, be connected with it by 30 needle socket J3 and 12 needle socket J4) and special-purpose display driving integrated circuit (U1, ER3702B).
Referring to Fig. 4, be the charging and the communication interface of the utility model two-dimensional bar personal data terminal.This personal data terminal adopts built-in charging structure, can directly charge to battery on data terminal, adopts special charging seat as shown in the figure during charging.The interface of this cradle and data terminal is the RS-232 serial ports, utilize the vacant pin of RS-232 as the charging pin, make this cradle also have the function of communication when having charge function, cradle links to each other with computing machine, the charging in just can finish data transmission and exchanged.
Referring to Fig. 5, be a two-dimensional bar recognition interface of the utility model two-dimensional bar personal data terminal, be connected with two-dimensional bar recognition head (recognition head can adopt laser scanning methods work or adopt the work of CCD mode).Consider product up-gradation during enforcement and becomes serial, and the scanning of two-dimension code and decoding are integrated in one very in the widget, data are exported employing standard RS-232 agreement.When identification scanning, the recognition head is directly sent into the data file that obtains in CPU (central processing unit) on the motherboard 10 (CPU) serial data mouth (Serial 4) buffer zone, and application program only needs that buffer zone is carried out read operation just can obtain required data.
Referring to Fig. 6, be the power unit circuit of the utility model two-dimensional bar personal data terminal.B1 is a rechargeable battery, and under the normal condition, Vcc is as the working power of embedded computer system, and when Vcc power down or brownout, transistor Q1, Q2 end, the electric energy of VBK end output battery B1, and system closes automatically.During system closing, keep the clock of system by battery B2.VDD is the power source special of recognition head, is that boosting obtains through booster circuit (inductance L 1, capacitor C 3, integrated MAX1674 etc. connect and compose) by B1.PTC7 among the figure is a low-voltage warning end.
Power unit is by design ac power circuit and charging circuit, and making is having under the situation of Alternating Current Power Supply and can charge to battery, and the situation of no external power supply is next battery-powered.
Referring to Fig. 7, be the program principle figure of the utility model two-dimensional bar personal data terminal.Mainly comprise by distinguishing head scanning and read to know the two-dimension code data, after decoding, send demonstration or supply inquiry, can do to store or make an amendment, also can send computing machine or expansion module by communication interface data to decoded data to program or data.Shown in the figure, communication interface connects GSM expansion module (the with dashed lines frame table shows), connect speech processing module and acoustic pickup (MIC), loudspeaker (SP) again after, make two-dimensional bar personal data terminal of the present utility model have phonetic entry, output function.
Program is based on to be implemented on the WIN CE platform; Application program and user program control interface are solidificated among the ROM of personal data terminal after compiling, are used for program start; When carrying out data communication, send the instruction that connects the RS-232 port by CPU, implement initialization to RS-232, send the control that command request obtains the RS-232 port, i.e. taking to port; After obtaining the right to use, port is carried out the setting of baud rate, data bit, odd-even check, position of rest, flow control, and the size of reception data buffer in the internal memory set, and then send the instruction of opening up a thread to WIN CE operating system, in thread, realize detection to port, whether have data enter,, realize the poll of port is detected at running background by thread if detecting; When carrying out two dimension code reading, then corresponding buffer zone is inquired about, when port has detected data and has read in, with the deposit data of reading in the region of memory of definition; After receiving, the user program log-on data is separated Transformation Program, and the data message of region of memory is carried out data separating according to the coding rule of encrypting, and is separated into a text data information and an image compression data information; Image compression data information restores original image information via the predefined gunzip that can move under WIN CE operating system; With text message and image information display on user program.
Referring to Fig. 8, the housing of the utility model two-dimensional bar personal data terminal, the hand set machine shell of similar mobile phone.Housing front among the front view 8A is provided with window 81, recognition 82, display screen 83 and battery chamber 84 from top to bottom.Housing side among the side view 8B is provided with window 81, recognition 82, display screen 83 and keyboard 85 and battery chamber 84,86 and 87 from top to bottom and is respectively SCH3 circuit board and HAE circuit board.Housing bottom surface among the upward view 8C is provided with RS-232 interface 88.The size of whole housing can remain 168 * 68 * 34 (mm), forms the two-dimension code data terminal of hand-held, is easy to carry and outdoor operation.
Two-dimensional bar personal data terminal of the present utility model, by coupling arrangement and two-dimension code application software are set, integrators such as two-dimension code scanning recognition head, embedded computer system and data communication interface are installed in the hand-holdable housing, change original two-dimensional code identifier inconvenience and carried, be unsuitable for the situation of palm and outdoor operation, be the open-air two-dimension code data handling system of using of user, provide effectively, instrument easily.
Claims (4)
1. a hand-held two-dimensional bar data terminal includes two-dimensional bar recognition head and power unit, it is characterized in that: also include embedded computer system and colour liquid crystal display device; Described colour liquid crystal display device and two-dimensional bar recognition head are connected with described embedded computer system; Described two-dimensional bar recognition head, colour liquid crystal display device, power unit and embedded computer system are integrated on the hand-held housing.
2. hand-held two-dimensional bar data terminal according to claim 1 is characterized in that: also include keyboard interface, described keyboard interface is connected with described embedded computer system, and described keyboard interface is integrated in the described hand-held housing.
3. hand-held two-dimensional bar data terminal according to claim 1, it is characterized in that: also include charging and communication interface, described charging is connected with described embedded computer system with communication interface, and described charging and communication interface are integrated in the described hand-held housing.
4. according to claim 1 or 2 or 3 described hand-held two-dimensional bar data terminals, it is characterized in that: described hand-held housing has the profile and the size of mobile communication mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00238846 CN2434736Y (en) | 2000-06-21 | 2000-06-21 | Hand-held two-dimensional bar code data terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00238846 CN2434736Y (en) | 2000-06-21 | 2000-06-21 | Hand-held two-dimensional bar code data terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2434736Y true CN2434736Y (en) | 2001-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00238846 Expired - Fee Related CN2434736Y (en) | 2000-06-21 | 2000-06-21 | Hand-held two-dimensional bar code data terminal |
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| Country | Link |
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| CN (1) | CN2434736Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100444606C (en) * | 2005-07-11 | 2008-12-17 | 北京中星微电子有限公司 | Data communication system and method of hand-held apparatus |
| CN102096859A (en) * | 2010-12-29 | 2011-06-15 | 深圳奥士达电子有限公司 | Ultrahigh frequency internet of things (IOT) terminal platform based on embedded ARM11/WINCE (windows compact edition) system |
| CN107180211A (en) * | 2017-03-30 | 2017-09-19 | 苏州欧康诺电子科技股份有限公司 | A kind of bar code the storage box and its application method |
-
2000
- 2000-06-21 CN CN 00238846 patent/CN2434736Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100444606C (en) * | 2005-07-11 | 2008-12-17 | 北京中星微电子有限公司 | Data communication system and method of hand-held apparatus |
| CN102096859A (en) * | 2010-12-29 | 2011-06-15 | 深圳奥士达电子有限公司 | Ultrahigh frequency internet of things (IOT) terminal platform based on embedded ARM11/WINCE (windows compact edition) system |
| CN107180211A (en) * | 2017-03-30 | 2017-09-19 | 苏州欧康诺电子科技股份有限公司 | A kind of bar code the storage box and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: HONGAN ELECTRONIC TECH DEVELOPMENT CO LTD, FUZHOU CITY TO: FUJIAN INDUSTRIAL HONG AN TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Patentee after: Fujian Industrial Safety Technology Development Co., Ltd. Patentee before: Hongan Electronic Tech Development Co Ltd, Fuzhou City |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |