CN103825653B - A kind of infrared data transmission method for financial POS - Google Patents
A kind of infrared data transmission method for financial POS Download PDFInfo
- Publication number
- CN103825653B CN103825653B CN201410030807.XA CN201410030807A CN103825653B CN 103825653 B CN103825653 B CN 103825653B CN 201410030807 A CN201410030807 A CN 201410030807A CN 103825653 B CN103825653 B CN 103825653B
- Authority
- CN
- China
- Prior art keywords
- frame
- perform step
- detection
- execution step
- return
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Optical Communication System (AREA)
Abstract
The invention discloses a kind of infrared data transmission method for financial POS, comprising: hand-held set is shaken hands and is connected with base; Detect and whether have information frame to need to send, if so, perform step C; Otherwise execution step E; Send information frame and carry out communication; Send inquiry frame and carry out status poll processing; Transmission maintains isl frame and carries out link maintenance. A kind of infrared data transmission method for financial POS of the present invention can ensure that hand-held set and base carry out radio communication, person greatly easy to use, and also communication process is safe and reliable, can effectively avoid the unsettled situation of communication. The present invention can be widely used in the communications field.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of infrared data transmission method for financial POS.
Background technology
POS system is point-of-sale information system, refer to and directly read merchandise sales information (as trade name, unit price, sales volume, selling time, sales outlet, purchase client etc.) by automatic fetch equipment (as cashier's machine) when the merchandising, and be sent to relevant department by communication network and computer system and analyze processing to improve the system of business efficiency. POS system is applied to retail business the earliest, extends to gradually other as service industries such as finance, hotels later, utilizes the scope of POS system also to expand to whole supply chain from enterprises.
POS terminal is a kind of multi-functional terminal end, it is arranged on to the franchised business of credit card and accepts in site and be unified into network with computer, just can realize electronic funds transfers accounts automatically, it has consumption, pre-authorization, the inquiry into balance of support, transfer accounts, the function such as printing, uses safety, quick, reliable. POS terminal has all-in-one POS and split air conditioner POS, all-in-one POS is integrated into printing, serial ports etc. on an equipment, split POS is for mobility and solves stylus printer, and stylus printer function and communication serial port etc. are put on base, and hand-held set is used for moving application software for user's operation.
The general design of split POS hand-held set is small and exquisite, can move everywhere, is widely used in the fields such as food and drink, business, electric power, finance. But because of its print, with background communication, serial ports etc. be all on base, so hand-held set needs to print, when transaction, need be put back into base carries out, it is convenient not to use. And in existing split pos hand-held set and base communication process, tending to occur data packet loss, packet receiving intersection situation, causes hand-held set and base communication failure or mistake, affects using and concluding the business of user.
Summary of the invention
In order to solve the problems of the technologies described above, the object of this invention is to provide one hand-held set and base are conveniently communicated by letter, and TRANSEC transmission security a kind of infrared data transmission method for financial POS reliably.
The technical solution adopted in the present invention is:
For an infrared data transmission method for financial POS, comprise the following steps:
A, hand-held set are shaken hands and are connected with base;
Whether B, detection have information frame to need to send, and if so, perform step C; Otherwise execution step E;
C, transmission information frame carry out communication;
D, transmission inquiry frame carry out status poll processing;
E, transmission maintain isl frame and carry out link maintenance.
As described a kind of infrared data transmission further improvements in methods for financial POS, described steps A comprises:
A1, judge that whether number of attempt is 0, if so, performs step A2; Otherwise, execution step A3;
A2, number of attempt is set to default maximum attempts, and verifies base version;
A3, transmission handshake frames, and open timer and carry out timing;
Whether A4, detection receive the C0 frame in handshake frames, if so, perform step A6; Otherwise execution step A5;
A5, judge whether to arrive the stipulated time, if so, timeing closing device and by number of attempt from subtracting 1, and then return to execution step A1; Otherwise return to execution step A4;
A6, according to the C0 frame in handshake frames, handshake frames is carried out to CRC16 verification, if verification is correct, perform step A7; Otherwise return to execution step A4;
A7, timeing closing device and number of attempt is set to default maximum attempts;
A8, handshake frames is resolved to checking.
As described a kind of infrared data transmission further improvements in methods for financial POS, described steps A 2 is verified base version, and it specifically comprises:
A21, base version is inquired about;
A22, judge that whether base version can mate with the agreement using, and if so, performs step A3; Otherwise send the frame releasing logical links that unwinds and finish communication.
As described a kind of infrared data transmission further improvements in methods for financial POS, described steps A 8 comprises:
Whether A81, the random number of inspection in the handshake frames random number of the handshake frames when sending be consistent, if so, performs step A82; Otherwise, open timer and return to execution step A4;
Whether A82, detection receive acknowledgement frame, if so, perform step B; Otherwise, open timer and return to execution step A4.
As described a kind of infrared data transmission further improvements in methods for financial POS, described step C comprises:
C1, transmission information frame, and open timer and carry out timing;
Whether C2, detection receive the C0 frame in information frame, if so, perform step A6; Otherwise execution step A5;
C3, judge whether to arrive the stipulated time, if so, timeing closing device perform step C8; Otherwise return to execution step C2;
C4, according to the C0 frame in information frame, information frame is carried out to CRC16 verification, if verification is correct, perform step C5; Otherwise return to execution step C2;
C5, timer cuts out;
C6, information frame is resolved to checking;
Whether C7, detection receive the confirmation frame, if so, perform step D; Otherwise, execution step C8;
C8, transmission are sought frame and are sought processing.
As described a kind of infrared data transmission further improvements in methods for financial POS, described step C6 comprises:
Whether the random number in C61, detection information frame is consistent with the random number of handshake frames, if so, performs step C62; Otherwise, execution step C8;
Whether C62, inspection have numbered frame, if so, perform step C63; Otherwise, execution step C8;
C63, inspection frame number whether correct, if so, perform step C64; Otherwise, execution step C8;
Whether C64, inspection are information frame, if so, perform step C65; Otherwise, execution step C7;
C65, send data to application program, and by the Bale No. of expecting to receive from adding 1.
As described a kind of infrared data transmission further improvements in methods for financial POS, described step C8 comprises:
Frame is sought in C81, transmission, and receives successively detection and CRC16 verification to seeking frame;
C82, detect whether seek random number in frame consistent with the random number of handshake frames, if so, perform step C83; Otherwise, open timer and return to execution step C81;
C83, detection are sought frame and whether are had numbered frame, if so, perform step C84; Otherwise, open timer and return to execution step C81;
C84, detect frame number whether correct, if so, perform step C85; Otherwise, open timer and return to execution step C81;
Whether C85, detection receive information frame, if so, perform step C86; Otherwise, execution step C87;
C86, the data that receive are sent to application program, and by the Bale No. of expecting to receive from adding 1.
Whether C87, detection receive data, if so, perform step D; Otherwise, carry out to return and carry out C1.
As described a kind of infrared data transmission further improvements in methods for financial POS, described step D comprises:
D1, transmission inquiry frame, and inquiry frame is received successively and detected and CRC16 verification;
Whether the random number in D2, detection inquiry frame is consistent with the random number of handshake frames, if so, performs step D3; Otherwise, open timer and return to execution step D1;
Whether D3, detection are inquiry frame or information frame, if so, perform step D4; Otherwise, send the frame releasing logical links that unwinds and finish communication;
Whether D4, detection inquire about frame, if so, perform step D5; Otherwise, the data that receive are sent to application program, and the Bale No. of expecting to receive are added to 1 certainly, and then send acknowledgement frame;
Whether D5, detection send successfully, if so, perform step E; Otherwise, execution step D6;
Whether D6, detected carrier lose, and if so, send the frame releasing logical links that unwinds and finish communication; Otherwise, open timer and return to execution step D1.
As described a kind of infrared data transmission further improvements in methods for financial POS, described step e comprises:
E1, transmission maintain isl frame, and receive successively detection and CRC16 verification to maintaining isl frame;
E2, detect whether maintain random number in isl frame consistent with the random number of handshake frames, if so, perform step E3; Otherwise, open timer and regularly after 1 second, perform step E1;
E3, detection maintain isl frame and whether have numbered frame, if so, perform step E4; Otherwise, open timer and regularly after 1 second, perform step E1;
E4, detect frame number whether correct, if so, perform step E5; Otherwise, open timer and regularly after 1 second, perform step E1;
Whether E5, detection receive information frame, if so, perform step E6; Otherwise, open timer and regularly after 1 second, perform step E1;
E6, the data that receive are sent to application program, and by the Bale No. of expecting to receive from adding 1;
Whether E7, detection have information frame to need to send, and if so, return to execution step C; Otherwise, send acknowledgement frame.
The invention has the beneficial effects as follows:
A kind of infrared data transmission method for financial POS of the present invention can ensure that hand-held set and base carry out radio communication, person greatly easy to use, and also communication process is safe and reliable, can effectively avoid the unsettled situation of communication.
Brief description of the drawings
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
Fig. 1 is the flow chart of steps of a kind of infrared data transmission method for financial POS of the present invention;
Fig. 2 is the frame structure schematic diagram of a kind of infrared data transmission method for financial POS of the present invention.
Detailed description of the invention
With reference to figure 1, Fig. 1 is the flow chart of steps of a kind of infrared data transmission method for financial POS of the present invention, and a kind of infrared data transmission method for financial POS of the present invention, comprises the following steps:
A, hand-held set are shaken hands and are connected with base;
Whether B, detection have information frame to need to send, and if so, perform step C; Otherwise execution step E;
C, transmission information frame carry out communication;
D, transmission inquiry frame carry out status poll processing;
E, transmission maintain isl frame and carry out link maintenance.
As described a kind of infrared data transmission further improvements in methods for financial POS, described steps A comprises:
A1, judge that whether number of attempt is 0, if so, performs step A2; Otherwise, execution step A3;
A2, number of attempt is set to default maximum attempts, and verifies base version;
A3, transmission handshake frames, and open timer and carry out timing;
Whether A4, detection receive the C0 frame in handshake frames, if so, perform step A6; Otherwise execution step A5;
A5, judge whether to arrive the stipulated time, if so, timeing closing device and by number of attempt from subtracting 1, and then return to execution step A1; Otherwise return to execution step A4;
A6, according to the C0 frame in handshake frames, handshake frames is carried out to CRC16 verification, if verification is correct, perform step A7; Otherwise return to execution step A4;
A7, timeing closing device and number of attempt is set to default maximum attempts;
A8, handshake frames is resolved to checking.
As described a kind of infrared data transmission further improvements in methods for financial POS, described steps A 2 is verified base version, and it specifically comprises:
A21, base version is inquired about;
A22, judge that whether base version can mate with the agreement using, and if so, performs step A3; Otherwise send the frame releasing logical links that unwinds and finish communication.
As described a kind of infrared data transmission further improvements in methods for financial POS, described steps A 8 comprises:
Whether A81, the random number of inspection in the handshake frames random number of the handshake frames when sending be consistent, if so, performs step A82; Otherwise, open timer and return to execution step A4;
Whether A82, detection receive acknowledgement frame, if so, perform step B; Otherwise, open timer and return to execution step A4.
As described a kind of infrared data transmission further improvements in methods for financial POS, described step C comprises:
C1, transmission information frame, and open timer and carry out timing;
Whether C2, detection receive the C0 frame in information frame, if so, perform step A6; Otherwise execution step A5;
C3, judge whether to arrive the stipulated time, if so, timeing closing device perform step C8; Otherwise return to execution step C2;
C4, according to the C0 frame in information frame, information frame is carried out to CRC16 verification, if verification is correct, perform step C5; Otherwise return to execution step C2;
C5, timer cuts out;
C6, information frame is resolved to checking;
Whether C7, detection receive the confirmation frame, if so, perform step D; Otherwise, execution step C8;
C8, transmission are sought frame and are sought processing.
As described a kind of infrared data transmission further improvements in methods for financial POS, described step C6 comprises:
Whether the random number in C61, detection information frame is consistent with the random number of handshake frames, if so, performs step C62; Otherwise, execution step C8;
Whether C62, inspection have numbered frame, if so, perform step C63; Otherwise, execution step C8;
C63, inspection frame number whether correct, if so, perform step C64; Otherwise, execution step C8;
Whether C64, inspection are information frame, if so, perform step C65; Otherwise, execution step C7;
C65, send data to application program, and by the Bale No. of expecting to receive from adding 1.
For information frame, the criterion whether verification frame number is correct is: the Rx=of received frame sends the Tx of frame, or the Rx=of received frame sends (Tx+1) %8 of frame.
As described a kind of infrared data transmission further improvements in methods for financial POS, described step C8 comprises:
Frame is sought in C81, transmission, and receives successively detection and CRC16 verification to seeking frame;
C82, detect whether seek random number in frame consistent with the random number of handshake frames, if so, perform step C83; Otherwise, open timer and return to execution step C81;
C83, detection are sought frame and whether are had numbered frame, if so, perform step C84; Otherwise, open timer and return to execution step C81;
C84, detect frame number whether correct, if so, perform step C85; Otherwise, open timer and return to execution step C81;
Whether C85, detection receive information frame, if so, perform step C86; Otherwise, execution step C87;
C86, the data that receive are sent to application program, and by the Bale No. of expecting to receive from adding 1.
Whether C87, detection receive data, if so, perform step D; Otherwise, carry out to return and carry out C1.
For seeking frame, the criterion whether verification frame number is correct is: the Rx=of received frame sends the Tx of frame, or the Rx=of received frame sends (Tx+1) %8 of frame.
As described a kind of infrared data transmission further improvements in methods for financial POS, described step D comprises:
D1, transmission inquiry frame, and inquiry frame is received successively and detected and CRC16 verification;
Whether the random number in D2, detection inquiry frame is consistent with the random number of handshake frames, if so, performs step D3; Otherwise, open timer and return to execution step D1;
Whether D3, detection are inquiry frame or information frame, if so, perform step D4; Otherwise, send the frame releasing logical links that unwinds and finish communication;
Whether D4, detection inquire about frame, if so, perform step D5; Otherwise, the data that receive are sent to application program, and the Bale No. of expecting to receive are added to 1 certainly, and then send acknowledgement frame;
Whether D5, detection send successfully, if so, perform step E; Otherwise, execution step D6;
Whether D6, detected carrier lose, and if so, send the frame releasing logical links that unwinds and finish communication; Otherwise, open timer and return to execution step D1.
As described a kind of infrared data transmission further improvements in methods for financial POS, described step e comprises:
E1, transmission maintain isl frame, and receive successively detection and CRC16 verification to maintaining isl frame;
E2, detect whether maintain random number in isl frame consistent with the random number of handshake frames, if so, perform step E3; Otherwise, open timer and regularly after 1 second, perform step E1;
E3, detection maintain isl frame and whether have numbered frame, if so, perform step E4; Otherwise, open timer and regularly after 1 second, perform step E1;
E4, detect frame number whether correct, if so, perform step E5; Otherwise, open timer and regularly after 1 second, perform step E1;
Whether E5, detection receive information frame, if so, perform step E6; Otherwise, open timer and regularly after 1 second, perform step E1;
E6, the data that receive are sent to application program, and by the Bale No. of expecting to receive from adding 1;
Whether E7, detection have information frame to need to send, and if so, return to execution step C; Otherwise, send acknowledgement frame.
For maintaining isl frame, the criterion whether verification frame number is correct is: send the Rx of the Tx=received frame of frame, and send the Tx of the Rx=received frame of frame.
With reference to figure 2, wherein, the field of C0 frame is the secondary extended instruction of newly-increased DD instruction, is mainly used in identifying the agreement defining in the present invention, Tx represents that transmit leg is used for the packet Bale No. that district office sends, and transmit leg sends Bale No. Tx=(Tx+1 after receiving the acknowledgement frame that the other side sends) %8. Rx represents to expect the Bale No. receiving, and recipient confirms that (Rx-1) %8 bag receives.
And Ctl field is control section, Main Function is the type of distinguishing frame.
Random number field, taking hand-held set shake hands send out at present for the first time as mark, all must be with this random number in the mutual frame of follow-up all both sides, and be whether the base using while shaking hands by the base that this random number of verification detects present use.
More than that better enforcement of the present invention is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and the distortion that these are equal to or replacement are all included in the application's claim limited range.
Claims (8)
1. for an infrared data transmission method for financial POS, it is characterized in that: comprise the following steps:
A, hand-held set are shaken hands and are connected with base;
Whether B, detection have information frame to need to send, and if so, perform step C; Otherwise execution step E;
C, transmission information frame carry out communication;
D, transmission inquiry frame carry out status poll processing;
E, transmission maintain isl frame and carry out link maintenance;
Described steps A comprises:
A1, judge that whether number of attempt is 0, if so, performs step A2; Otherwise, execution step A3;
A2, number of attempt is set to default maximum attempts, and verifies base version;
A3, transmission handshake frames, and open timer and carry out timing;
Whether A4, detection receive the C0 frame in handshake frames, if so, perform step A6; Otherwise execution step A5;
A5, judge whether to arrive the stipulated time, if so, timeing closing device and by number of attempt from subtracting 1, and then return to execution step A1; Otherwise return to execution step A4;
A6, according to the C0 frame in handshake frames, handshake frames is carried out to CRC16 verification, if verification is correct, perform step A7; Otherwise return to execution step A4;
A7, timeing closing device and number of attempt is set to default maximum attempts;
A8, handshake frames is resolved to checking.
2. a kind of infrared data transmission method for financial POS according to claim 1, is characterized in that: described steps A 2 is verified base version, and it specifically comprises:
A21, base version is inquired about;
A22, judge that whether base version can mate with the agreement using, and if so, performs step A3; Otherwise send the frame releasing logical links that unwinds and finish communication.
3. a kind of infrared data transmission method for financial POS according to claim 1, is characterized in that: described steps A 8 comprises:
Whether A81, the random number of inspection in the handshake frames random number of the handshake frames when sending be consistent, if so, performs step A82; Otherwise, open timer and return to execution step A4;
Whether A82, detection receive acknowledgement frame, if so, perform step B; Otherwise, open timer and return to execution step A4.
4. a kind of infrared data transmission method for financial POS according to claim 1, is characterized in that: described step C comprises:
C1, transmission information frame, and open timer and carry out timing;
Whether C2, detection receive the C0 frame in information frame, if so, perform step A6; Otherwise execution step A5;
C3, judge whether to arrive the stipulated time, if so, timeing closing device perform step C8; Otherwise return to execution step C2;
C4, according to the C0 frame in information frame, information frame is carried out to CRC16 verification, if verification is correct, perform step C5; Otherwise return to execution step C2;
C5, timer cuts out;
C6, information frame is resolved to checking;
Whether C7, detection receive the confirmation frame, if so, perform step D; Otherwise, execution step C8;
C8, transmission are sought frame and are sought processing.
5. a kind of infrared data transmission method for financial POS according to claim 4, is characterized in that: described step C6 comprises:
Whether the random number in C61, detection information frame is consistent with the random number of handshake frames, if so, performs step C62; Otherwise, execution step C8;
Whether C62, inspection have numbered frame, if so, perform step C63; Otherwise, execution step C8;
C63, inspection frame number whether correct, if so, perform step C64; Otherwise, execution step C8;
Whether C64, inspection are information frame, if so, perform step C65; Otherwise, execution step C7;
C65, send data to application program, and by the Bale No. of expecting to receive from adding 1.
6. a kind of infrared data transmission method for financial POS according to claim 4, is characterized in that: described step C8 comprises:
Frame is sought in C81, transmission, and receives successively detection and CRC16 verification to seeking frame;
C82, detect whether seek random number in frame consistent with the random number of handshake frames, if so, perform step C83; Otherwise, open timer and return to execution step C81;
C83, detection are sought frame and whether are had numbered frame, if so, perform step C84; Otherwise, open timer and return to execution step C81;
C84, detect frame number whether correct, if so, perform step C85; Otherwise, open timer and return to execution step C81;
Whether C85, detection receive information frame, if so, perform step C86; Otherwise, execution step C87;
C86, the data that receive are sent to application program, and by the Bale No. of expecting to receive from adding 1;
Whether C87, detection receive data, if so, perform step D; Otherwise, carry out to return and carry out C1.
7. a kind of infrared data transmission method for financial POS according to claim 1, is characterized in that: described step D comprises:
D1, transmission inquiry frame, and inquiry frame is received successively and detected and CRC16 verification;
Whether the random number in D2, detection inquiry frame is consistent with the random number of handshake frames, if so, performs step D3; Otherwise, open timer and return to execution step D1;
Whether D3, detection are inquiry frame or information frame, if so, perform step D4; Otherwise, send the frame releasing logical links that unwinds and finish communication;
Whether D4, detection inquire about frame, if so, perform step D5; Otherwise, the data that receive are sent to application program, and the Bale No. of expecting to receive are added to 1 certainly, and then send acknowledgement frame;
Whether D5, detection send successfully, if so, perform step E; Otherwise, execution step D6;
Whether D6, detected carrier lose, and if so, send the frame releasing logical links that unwinds and finish communication; Otherwise, open timer and return to execution step D1.
8. a kind of infrared data transmission method for financial POS according to claim 1, is characterized in that: described step e comprises:
E1, transmission maintain isl frame, and receive successively detection and CRC16 verification to maintaining isl frame;
E2, detect whether maintain random number in isl frame consistent with the random number of handshake frames, if so, perform step E3; Otherwise, open timer and regularly after 1 second, perform step E1;
E3, detection maintain isl frame and whether have numbered frame, if so, perform step E4; Otherwise, open timer and regularly after 1 second, perform step E1;
E4, detect frame number whether correct, if so, perform step E5; Otherwise, open timer and regularly after 1 second, perform step E1;
Whether E5, detection receive information frame, if so, perform step E6; Otherwise, open timer and regularly after 1 second, perform step E1;
E6, the data that receive are sent to application program, and by the Bale No. of expecting to receive from adding 1;
Whether E7, detection have information frame to need to send, and if so, return to execution step C; Otherwise, send acknowledgement frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410030807.XA CN103825653B (en) | 2014-01-22 | 2014-01-22 | A kind of infrared data transmission method for financial POS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410030807.XA CN103825653B (en) | 2014-01-22 | 2014-01-22 | A kind of infrared data transmission method for financial POS |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103825653A CN103825653A (en) | 2014-05-28 |
| CN103825653B true CN103825653B (en) | 2016-05-11 |
Family
ID=50760515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410030807.XA Expired - Fee Related CN103825653B (en) | 2014-01-22 | 2014-01-22 | A kind of infrared data transmission method for financial POS |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103825653B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1466366A (en) * | 2002-06-04 | 2004-01-07 | 祥 王 | Communication method and system |
| CN101437180A (en) * | 2008-12-17 | 2009-05-20 | 杭州华三通信技术有限公司 | POS access equipment and off-hook method thereof |
| CN102256001A (en) * | 2011-04-02 | 2011-11-23 | 上海华申智能卡应用系统有限公司 | Near field payment method for smart phone |
| CN103426258A (en) * | 2013-08-29 | 2013-12-04 | 深圳市新国都技术股份有限公司 | Information push method and system based on POS terminal |
| CN103514536A (en) * | 2012-06-28 | 2014-01-15 | 马克西姆综合产品公司 | Secure payments with untrusted devices |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2223458A4 (en) * | 2007-12-19 | 2012-01-18 | Paysert Ab | System for receiving and transmitting encrypted data |
-
2014
- 2014-01-22 CN CN201410030807.XA patent/CN103825653B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1466366A (en) * | 2002-06-04 | 2004-01-07 | 祥 王 | Communication method and system |
| CN101437180A (en) * | 2008-12-17 | 2009-05-20 | 杭州华三通信技术有限公司 | POS access equipment and off-hook method thereof |
| CN102256001A (en) * | 2011-04-02 | 2011-11-23 | 上海华申智能卡应用系统有限公司 | Near field payment method for smart phone |
| CN103514536A (en) * | 2012-06-28 | 2014-01-15 | 马克西姆综合产品公司 | Secure payments with untrusted devices |
| CN103426258A (en) * | 2013-08-29 | 2013-12-04 | 深圳市新国都技术股份有限公司 | Information push method and system based on POS terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103825653A (en) | 2014-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10129432B2 (en) | Point of sale platform and associated methods | |
| US10269000B2 (en) | Point of sale system | |
| US11526893B2 (en) | System and method for price matching through receipt capture | |
| US20160132862A1 (en) | Enhanced near field communications attachment | |
| JP5805715B2 (en) | Product sales data processing apparatus and control program | |
| WO2021017459A1 (en) | Printing information processing method, device and system | |
| EP2666130A2 (en) | Electronic transaction record distribution system | |
| WO2013166865A1 (en) | Transmission method, processing system and transmission and receiving device for transaction information | |
| US20180121896A1 (en) | Apparatus and method for self-checkout and payment | |
| US20130290591A1 (en) | Docking station for computerized bill presenter system | |
| CN103617522A (en) | Quick-response matrix code receipt paying method and system | |
| CN105279642A (en) | Payment method based on data push | |
| CN102547681A (en) | Intelligent key device and identity authentication method | |
| CN103825653B (en) | A kind of infrared data transmission method for financial POS | |
| CN203552350U (en) | Automatic vending machine with remote printing module | |
| CN203616832U (en) | Shopping mall and supermarket settlement system | |
| US20160062933A1 (en) | Information processing apparatus and terminal apparatus | |
| WO2023216647A1 (en) | Electronic waybill, mobile terminal, device, method, apparatus, and storage medium | |
| CN101383638A (en) | Wireless dish ordering device and system based on collaboration wireless network | |
| US20030065569A1 (en) | Method and apparatus for coordinating transaction data for a plurality of point-of-sale terminals | |
| CN108984314A (en) | Architecture for connecting webpage POS system with peripheral device | |
| US20180052716A1 (en) | Device control device, communication system, and control method of a device control device | |
| CN105046511A (en) | Goods transaction information online acquisition system based on information acquisition boxes | |
| CN203812337U (en) | Commodity sale data processing device | |
| CA3050132A1 (en) | Enhanced near field communications attachment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20200122 |