CN212229729U - Public transit POS machine and sweep a yard system by bus - Google Patents
Public transit POS machine and sweep a yard system by bus Download PDFInfo
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- CN212229729U CN212229729U CN202020488896.3U CN202020488896U CN212229729U CN 212229729 U CN212229729 U CN 212229729U CN 202020488896 U CN202020488896 U CN 202020488896U CN 212229729 U CN212229729 U CN 212229729U
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Abstract
The utility model provides a public transit POS machine, including two-dimensional code read head, singlechip, suggestion equipment and embedded mainboard, the two-dimensional code read head sends the code information by bus who reads to the singlechip; the single chip microcomputer receives and recognizes the riding code information transmitted by the two-dimensional code reading head, the riding code information is transmitted to the embedded mainboard when the riding code information is judged to be the preset standard two-dimensional code, the embedded mainboard decrypts and verifies the bus code information transmitted by the single chip microcomputer, if the decryption and verification are successful, a prompt code scanning success instruction is transmitted to the prompting device through the single chip microcomputer, and if the decryption and verification are unsuccessful, a prompt code scanning failure instruction is transmitted to the prompting device through the single chip microcomputer. The utility model provides a public transit POS machine is on the basis that does not change current POS machine structure, and external embedded mainboard deciphers to sign is tested to the sign of riding code information, improves the throughput that the sign was tested to the deciphering to satisfy the demand that the peak period user swiftly sweeps the sign of riding. The utility model has the advantages of simple structure, low transformation cost.
Description
Technical Field
The utility model relates to a POS machine field, in particular to public transit POS machine and sweep a yard system by bus.
Background
In the public transportation industry, public transportation is an important component of public transportation, and along with the popularization of mobile payment, more and more users are used to use a bus code to carry out code swiping on a public transportation POS machine. As shown in fig. 1, the existing bus POS mainly includes a two-dimensional code reading head, a single chip microcomputer and a prompting device, the two-dimensional code reading head reads the bus code information and sends the bus code information to the single chip microcomputer, the single chip microcomputer decrypts and checks the bus code information, and if decryption and check are successful, a prompt code scanning success instruction is sent to the prompting device, and the prompting device sends a code scanning success prompt. The single-chip microcomputer of the public transportation POS machine is poor in decryption and signature verification processing capacity, time consuming is long, the requirement that a user swiftly sweeps a code and takes a bus in a bus peak period cannot be met, and the bus taking experience of the user is reduced.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, it is necessary to provide a public transportation POS machine to solve or partially solve the above problem, and the technical solution provided by the utility model is as follows:
the utility model provides a public transit POS machine, including two-dimensional code read head, singlechip, suggestion equipment and embedded mainboard, wherein:
the two-dimensional code reading head is connected with the single chip microcomputer and used for reading the riding code information and sending the riding code information to the single chip microcomputer;
the single chip microcomputer is respectively connected with the two-dimensional code reading head, the prompting device and the embedded mainboard, receives the riding code information transmitted by the two-dimensional code reading head, identifies the riding code information, sends the riding code information to the embedded mainboard when judging that the riding code information is a preset standard two-dimensional code, and sends a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded mainboard to the prompting device;
the prompting device is connected with the single chip microcomputer, receives a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the single chip microcomputer, and sends a code scanning success prompt or a code scanning failure prompt;
the embedded mainboard is connected with the single chip microcomputer, receives the riding code information transmitted by the single chip microcomputer, decrypts and verifies the riding code information, and sends a prompt code scanning success instruction to prompt equipment through the single chip microcomputer if the decryption and verification are successful; if decryption and signature verification fail, a prompt code scanning failure instruction is sent to the prompt equipment through the single chip microcomputer.
Further, the prompting device is at least one of a sound prompting device or a display screen or an indicator light.
Further, the public transit POS machine still includes the dustcoat in the first casing of two-dimensional code read head and singlechip, the pilot lamp set up in the back or the top of first casing.
Furthermore, the public transit POS machine still includes the dustcoat in the first casing of two-dimensional code read head and singlechip, embedded mainboard set up in the back or the bottom of first casing.
Furthermore, the POS machine also comprises a second shell covered on the embedded mainboard.
Further, the embedded mainboard is connected with the single chip microcomputer through a serial port.
The second aspect, the utility model provides another kind of public transit POS machine, including two-dimensional code read head, singlechip, suggestion equipment and embedded mainboard, wherein:
the two-dimensional code reading head is connected with the single chip microcomputer and used for reading the riding code information and sending the riding code information to the single chip microcomputer;
the single chip microcomputer is respectively connected with the two-dimensional code reading head and the embedded mainboard, receives the riding code information transmitted by the two-dimensional code reading head, identifies the riding code information, transmits the riding code information to the embedded mainboard when judging that the riding code information is a preset standard two-dimensional code, and transmits a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded mainboard to the prompting device;
the embedded mainboard is respectively connected with the single chip microcomputer and the prompting equipment, receives the riding code information transmitted by the single chip microcomputer, decrypts and verifies the riding code information, and sends a prompt code scanning success instruction to the prompting equipment if the decryption and verification are successful; if decryption and signature verification fail, sending a prompt code scanning failure instruction to prompt equipment;
and the prompting device is connected with the embedded mainboard, receives a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded mainboard, and sends a code scanning success prompt or a code scanning failure prompt.
Third aspect, the utility model provides a sweep sign indicating number system by bus, include as above POS machine and sign indicating number generation terminal by bus, sign indicating number generation terminal by bus for the sign indicating number by bus of taking the bus is taken in the generation.
Based on the technical scheme, the utility model discloses beneficial effect than prior art does:
the utility model provides a public transit POS machine, including two-dimensional code read head, singlechip, suggestion equipment and embedded mainboard two-dimensional code read head, read the code information of taking a bus and will take a bus the code information and send to the singlechip; the single chip microcomputer receives the riding code information transmitted by the two-dimensional code reading head, recognizes the riding code information, sends the riding code information to the embedded mainboard when judging that the riding code information is a preset standard two-dimensional code, and sends a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded mainboard to the prompting device; the prompting device receives a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the single chip microcomputer and sends a code scanning success prompt or a code scanning failure prompt; the embedded mainboard is used for receiving the riding code information transmitted by the single chip microcomputer, decrypting and checking the riding code information, and sending a prompt code scanning success instruction to the prompt equipment through the single chip microcomputer if the decryption and checking are successful; if decryption and signature verification fail, a prompt code scanning failure instruction is sent to the prompt equipment through the single chip microcomputer. The utility model provides a public transit POS machine is on the basis that does not change current POS machine structure, and external embedded mainboard has been connected to the realization is right sign information deciphers by bus and tests the sign, improves to know secretly to test the throughput of signing, and then improves the user and sweeps the speed that the sign was by bus to satisfy the demand that the peak period user swiftly sweeps the sign by bus, improved user's experience by bus. The utility model has the advantages of simple structure, low transformation cost.
Drawings
FIG. 1 is a schematic structural diagram of a public transportation POS machine in the background art of the present invention;
fig. 2 is a schematic structural view of a public transportation POS machine according to a first embodiment of the present invention;
FIG. 3 is a three-dimensional structure diagram of a public transportation POS machine according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a public transit POS machine according to a second embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
This embodiment provides a public transit POS machine, as shown in fig. 2, including two-dimensional code reading head 11, singlechip 12, prompt device 13 and embedded mainboard 14, wherein:
and the two-dimensional code reading head 11 is connected with the single chip microcomputer 12 and is used for reading the riding code information and sending the riding code information to the single chip microcomputer 12.
And the single chip microcomputer 12 is respectively connected with the two-dimensional code reading head 11, the prompting device 13 and the embedded mainboard 14, receives the riding code information transmitted by the two-dimensional code reading head 11, identifies the riding code information, sends the riding code information to the embedded mainboard 14 when judging that the riding code information is a preset standard two-dimensional code, and sends a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded mainboard 14 to the prompting device 13.
The preset standard two-dimensional code is judged according to the two-dimensional code version and the two-dimensional code length. The two-dimension code version comprises a payment code, a cash register code, a bus code and the like, and the two-dimension code version of the preset standard two-dimension code is the bus code. The two-dimension code length of the preset standard two-dimension code also has specific corresponding regulations. The single chip microcomputer 12 sends the riding code information to the embedded mainboard 14 when judging that the riding code information is the preset standard two-dimensional code, and the embedded mainboard 14 does not need to judge again, so that the judging time is saved for the embedded mainboard 14, and the processing speed of the POS machine is improved.
And the prompting device 13 is connected with the singlechip 12, receives a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the singlechip 12, and sends a code scanning success prompt or a code scanning failure prompt. The prompting device 13 is at least one of a sound prompting device or a display screen or an indicator light. For example, when the prompting device 13 adopts a voice prompting device, a voice of "code scanning success" is issued if code scanning succeeds, and a voice of "code scanning failure" is issued if code scanning fails; when the prompt device 13 adopts the display screen, the characters of code scanning success are displayed if the code scanning is successful, and the characters of code scanning failure are displayed if the code scanning is failed; when the prompt device 13 adopts the indicator light, green light is emitted if the code scanning is successful, and red light is emitted if the code scanning is failed. Fig. 3 illustrates a case where the cueing device 13 is a display screen.
In some embodiments, the display screen is generally facing the passenger, and the signal light may be set to face the driver in order to prevent the driver from not hearing the audible prompt device because of noise, and in order that the driver may better know the user's brushing condition. Specifically, the public transit POS machine still includes the dustcoat in the first casing of two-dimensional code reading head 11 and singlechip 12, the pilot lamp set up in the back or the top of first casing. As shown in fig. 3, the side of the first housing code area is a front portion, the front portion is a back portion opposite to the front portion, and the top portion is above the front portion. The indicator light may be located on the back or top of the first housing if the back of the POS is facing the driver's seat; if the POS machine is positioned laterally opposite the driver's seat, the rear driver of the POS machine cannot see the POS machine, and therefore the indicator light may be provided on the top of the first housing. Fig. 3 illustrates a case where the indicator lamp is disposed on the top of the first housing. For a driver, the driver is at a fixed position, the signal lamp is more convenient to see and is not easy to make mistakes, and ticket loss caused by code scanning failure of a user to a public transport company is avoided.
The embedded mainboard 14 is connected with the single chip microcomputer 12, receives the riding code information transmitted by the single chip microcomputer 12, decrypts and verifies the riding code information, and sends a prompt code scanning success instruction to the prompt equipment 13 through the single chip microcomputer 12 if the decryption and verification are successful; if decryption and signature verification fail, a prompt code scanning failure instruction is sent to the prompt device 13 through the single chip microcomputer 12. And the embedded mainboard 14 is connected with the singlechip 12 through a serial port.
In some embodiments, the public transportation POS machine further includes a first housing covered by the two-dimensional code reading head 11 and the single chip 12, and the embedded motherboard 14 is disposed at the back or bottom of the first housing. As shown in fig. 3, the side of the first housing code brushing area is a front portion, the front portion is a back portion opposite to the front portion, and the bottom portion is below the front portion. The embedded motherboard 14 is disposed on the back or bottom of the first housing, and is not easily touched by the passengers, so that the embedded motherboard is more stable and does not affect the appearance.
In practical use, a second housing may be disposed outside the embedded motherboard 14 to protect the embedded motherboard 14 from dust and water. Specifically, the public transportation POS machine further includes a second housing covered on the embedded motherboard 14. The second housing may be connected to the first housing by a snap or glue.
The specific working principle of the public traffic POS machine is as follows:
step S101: the two-dimensional code reading head 11 sends the read riding code information to the singlechip 12;
step S102: the single chip microcomputer 12 recognizes the riding code information transmitted by the two-dimensional code reading head 11, judges whether the riding code information is a preset standard two-dimensional code, and transmits the riding code information to the embedded mainboard 14 if the riding code information is the preset standard two-dimensional code; if not, sending a prompt code scanning failure instruction to the prompt equipment 13;
step S103: the embedded mainboard 14 receives the riding code information transmitted by the singlechip 12, decrypts and verifies the riding code information, and sends a prompt code scanning success instruction to the prompt equipment 13 through the singlechip 12 if decryption and verification are successful; if decryption and signature verification fail, a prompt code scanning failure instruction is sent to the prompt equipment 13 through the single chip microcomputer 12;
step S104: the prompting device 13 receives the instruction for prompting the code scanning success or the instruction for prompting the code scanning failure transmitted by the singlechip 12, and sends out a prompt for the code scanning success or the code scanning failure.
The utility model provides a public transit POS machine on the basis of current POS machine, has added embedded mainboard 14, right sign indicating number information deciphers by bus and examines the sign indicating number, improves the throughput that the sign indicating number was examined by deciphering, and then improves the user and sweeps the speed that the sign indicating number was by bus to satisfy the demand that the peak period user swiftly sweeps the sign indicating number of by bus, suggestion user's experience by bus. In addition, the first and second substrates are,
example two
This embodiment provides a public transit POS machine, as shown in fig. 4, including two-dimensional code reading head 11, singlechip 12, prompt device 13 and embedded mainboard 14, wherein:
and the two-dimensional code reading head 11 is connected with the single chip microcomputer 12 and is used for reading the riding code information and sending the riding code information to the single chip microcomputer 12.
And the single chip microcomputer 12 is connected with the two-dimensional code reading head 11 and the embedded mainboard 14 respectively, receives the riding code information transmitted by the two-dimensional code reading head 11, identifies the riding code information, transmits the riding code information to the embedded mainboard 14 when judging that the riding code information is a preset standard two-dimensional code, and transmits a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded mainboard 14 to the prompting device 13.
The preset standard two-dimensional code is judged according to the two-dimensional code version and the two-dimensional code length. The two-dimension code version comprises a payment code, a cash register code, a bus code and the like, and the two-dimension code version of the preset standard two-dimension code is the bus code. The two-dimension code length of the preset standard two-dimension code also has specific corresponding regulations. The single chip microcomputer 12 sends the riding code information to the embedded mainboard 14 when judging that the riding code information is the preset standard two-dimensional code, and the embedded mainboard 14 does not need to judge again, so that the judging time is saved for the embedded mainboard 14, and the processing speed of the POS machine is improved.
The embedded mainboard 14 is respectively connected with the single chip microcomputer 12 and the prompting device 13, receives the riding code information transmitted by the single chip microcomputer 12, decrypts and verifies the riding code information, and sends a prompt code scanning success instruction to the prompting device 13 if the decryption and verification are successful; and if the decryption and the verification of the signature fail, a prompt code scanning failure instruction is sent to the prompt device 13. And the embedded mainboard 14 is respectively connected with the singlechip 12 and the prompting equipment 13 through serial ports. The connections mentioned in this embodiment are all serial connections.
And the prompting device 13 is connected with the embedded mainboard 14, receives a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded mainboard 14, and sends a code scanning success prompt or a code scanning failure prompt. The prompting device 13 is at least one of a sound prompting device or a display screen or an indicator light. For example, when the prompting device 13 adopts a voice prompting device, a voice of "code scanning success" is issued if code scanning succeeds, and a voice of "code scanning failure" is issued if code scanning fails; when the prompt device 13 adopts the display screen, the characters of code scanning success are displayed if the code scanning is successful, and the characters of code scanning failure are displayed if the code scanning is failed; when the prompt device 13 adopts the indicator light, green light is emitted if the code scanning is successful, and red light is emitted if the code scanning is failed. Fig. 3 illustrates a case where the cueing device 13 is a display screen.
In some embodiments, the display screen is generally facing the passenger, and the signal light may be set to face the driver in order to prevent the driver from not hearing the audible prompt device because of noise, and in order that the driver may better know the user's brushing condition. Specifically, the public transit POS machine still includes the dustcoat in the first casing of two-dimensional code reading head 11 and singlechip 12, the pilot lamp set up in the back or the top of first casing. As shown in fig. 3, the side of the first housing code area is a front portion, the front portion is a back portion opposite to the front portion, and the top portion is above the front portion. The indicator light may be located on the back or top of the first housing if the back of the POS is facing the driver's seat; if the POS machine is positioned laterally opposite the driver's seat, the rear driver of the POS machine cannot see the POS machine, and therefore the indicator light may be provided on the top of the first housing. Fig. 3 illustrates a case where the indicator lamp is disposed on the top of the first housing. For a driver, the driver is at a fixed position, the signal lamp is more convenient to see and is not easy to make mistakes, and ticket loss caused by code scanning failure of a user to a public transport company is avoided.
In some embodiments, the public transportation POS machine further includes a first housing covered by the two-dimensional code reading head 11 and the single chip 12, and the embedded motherboard 14 is disposed at the back or bottom of the first housing. As shown in fig. 3, the side of the first housing code brushing area is a front portion, the front portion is a back portion opposite to the front portion, and the bottom portion is below the front portion. The embedded motherboard 14 is disposed on the back or bottom of the first housing, and is not easily touched by the passengers, so that the embedded motherboard is more stable and does not affect the appearance.
In practical use, a second housing may be disposed outside the embedded motherboard 14 to protect the embedded motherboard 14 from dust and water. Specifically, the public transportation POS machine further includes a second housing covered on the embedded motherboard 14. The second housing may be connected to the first housing by a snap or glue.
The specific working principle of the public traffic POS machine is as follows:
step S201: the two-dimensional code reading head 11 sends the read riding code information to the singlechip 12;
step S202: the single chip microcomputer 12 recognizes the riding code information transmitted by the two-dimensional code reading head 11, judges whether the riding code information is a preset standard two-dimensional code, and transmits the riding code information to the embedded mainboard 14 if the riding code information is the preset standard two-dimensional code; if not, sending a prompt code scanning failure instruction to the prompt equipment 13;
step S203: the embedded mainboard 14 receives the riding code information transmitted by the singlechip 12, decrypts and verifies the riding code information, and sends a prompt code scanning success instruction to the prompt equipment 13 if decryption and verification are successful; if decryption and signature verification fail, a prompt code scanning failure instruction is sent through the prompt equipment 13;
step S204: the prompting device 13 receives a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded motherboard 14, receives a code scanning failure prompting instruction from the single chip microcomputer 12, and sends a corresponding code scanning success prompt or a corresponding code scanning failure prompt.
The utility model provides a public transit POS machine on the basis of current POS machine, has added embedded mainboard 14, right sign indicating number information deciphers by bus and examines the sign indicating number, improves the throughput that the sign indicating number was examined by deciphering, and then improves the user and sweeps the speed that the sign indicating number was by bus to satisfy the demand that the peak period user swiftly sweeps the sign indicating number of by bus, suggestion user's experience by bus.
EXAMPLE III
The embodiment provides a bus code scanning system, which comprises a bus code generating terminal and the POS machine of the first embodiment and the second embodiment, wherein the bus code generating terminal is used for generating bus codes for taking buses, and the POS machine scans the bus codes and decrypts and checks labels of the bus codes. The working principle of the specific POS is described in the first and second embodiments, and is not described herein again.
The utility model provides a sweep a yard system by bus, POS machine wherein has added embedded mainboard 14, right sign indicating number information deciphers by bus and examines the sign, improves the throughput that the sign indicating number was examined to the deciphering, and then improves the user and sweeps the speed that the sign indicating number was by bus to satisfy the demand that the peak period user swiftly swept the sign indicating number by bus, the suggestion user experience by bus.
In the foregoing detailed description, various features are grouped together in a single embodiment for the purpose of streamlining the disclosure. This method of disclosure is not to be interpreted as reflecting an intention that the claimed embodiments of the subject matter require more features than are expressly recited in each claim. Rather, as the following claims reflect, the invention lies in less than all features of a single disclosed embodiment. Thus, the following claims are hereby expressly incorporated into the detailed description, with each claim standing on its own as a separate preferred embodiment of the invention.
What has been described above includes examples of one or more embodiments. It is, of course, not possible to describe every conceivable combination of components or methodologies for purposes of describing the aforementioned embodiments, but one of ordinary skill in the art may recognize that many further combinations and permutations of various embodiments are possible. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "includes" is used in either the detailed description or the claims, such term is intended to be inclusive in a manner similar to the term "comprising" as "comprising" is interpreted when employed as a transitional word in a claim. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".
Claims (8)
1. The utility model provides a public transit POS machine, its characterized in that includes two-dimensional code reading head, singlechip, suggestion device and embedded mainboard, wherein:
the two-dimensional code reading head is connected with the single chip microcomputer and used for reading the riding code information and sending the riding code information to the single chip microcomputer;
the single chip microcomputer is respectively connected with the two-dimensional code reading head, the prompting device and the embedded mainboard, receives the riding code information transmitted by the two-dimensional code reading head, identifies the riding code information, sends the riding code information to the embedded mainboard when judging that the riding code information is a preset standard two-dimensional code, and sends a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded mainboard to the prompting device;
the prompting device is connected with the single chip microcomputer, receives a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the single chip microcomputer, and sends a code scanning success prompt or a code scanning failure prompt;
the embedded mainboard is connected with the single chip microcomputer, receives the riding code information transmitted by the single chip microcomputer, decrypts and verifies the riding code information, and sends a prompt code scanning success instruction to prompt equipment through the single chip microcomputer if the decryption and verification are successful; if decryption and signature verification fail, a prompt code scanning failure instruction is sent to the prompt equipment through the single chip microcomputer.
2. The public transportation POS machine of claim 1, wherein the prompting device is at least one of a sound prompting device or a display screen or an indicator light.
3. The public transportation POS machine of claim 2, further comprising a first housing covered by the two-dimensional code reading head and the single chip, wherein the indicator light is disposed on the back or top of the first housing.
4. The public transportation POS machine of claim 1 or 2, further comprising a first housing covered by the two-dimensional code reading head and the single chip microcomputer, wherein the embedded motherboard is disposed at the back or bottom of the first housing.
5. The public transportation POS machine of claim 1, further comprising a second housing the embedded motherboard.
6. The public transportation POS machine of claim 1, wherein the embedded motherboard is connected with the single chip microcomputer through a serial port.
7. The utility model provides a public transit POS machine, its characterized in that includes two-dimensional code reading head, singlechip, suggestion device and embedded mainboard, wherein:
the two-dimensional code reading head is connected with the single chip microcomputer and used for reading the riding code information and sending the riding code information to the single chip microcomputer;
the single chip microcomputer is respectively connected with the two-dimensional code reading head and the embedded mainboard, receives the riding code information transmitted by the two-dimensional code reading head, identifies the riding code information, transmits the riding code information to the embedded mainboard when judging that the riding code information is a preset standard two-dimensional code, and transmits a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded mainboard to the prompting device;
the embedded mainboard is respectively connected with the single chip microcomputer and the prompting equipment, receives the riding code information transmitted by the single chip microcomputer, decrypts and verifies the riding code information, and sends a prompt code scanning success instruction to the prompting equipment if the decryption and verification are successful; if decryption and signature verification fail, sending a prompt code scanning failure instruction to prompt equipment;
and the prompting device is connected with the embedded mainboard, receives a code scanning success prompting instruction or a code scanning failure prompting instruction transmitted by the embedded mainboard, and sends a code scanning success prompt or a code scanning failure prompt.
8. A bus code-scanning system, comprising the POS machine according to any one of claims 1 to 7 and a bus code generation terminal for generating a bus code for taking a bus.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113379981A (en) * | 2021-06-08 | 2021-09-10 | 深圳合纵富科技有限公司 | Payment apparatus with two-dimensional code scanning and broadcasting functions |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113379981A (en) * | 2021-06-08 | 2021-09-10 | 深圳合纵富科技有限公司 | Payment apparatus with two-dimensional code scanning and broadcasting functions |
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