CN103914931A - Portable payment terminal and payment method thereof - Google Patents
Portable payment terminal and payment method thereof Download PDFInfo
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- CN103914931A CN103914931A CN201410134650.5A CN201410134650A CN103914931A CN 103914931 A CN103914931 A CN 103914931A CN 201410134650 A CN201410134650 A CN 201410134650A CN 103914931 A CN103914931 A CN 103914931A
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- usb interface
- payment terminal
- control unit
- portable payment
- portable
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Abstract
The invention provides a portable payment terminal which comprises a main control unit, a USB interface, a switch control unit, a switch, an audio sending conditioning unit, an MIC/GND self-adaptation unit and an audio receiving conditioning unit. The invention provides a payment method of the portable payment terminal. According to the portable payment terminal and the payment method thereof, the USB interface of the portable payment terminal is expanded into an compatible interface which identifies USB communication and audio communication automatically so that only one provided USB interface can support payment on a personal computer and an intelligent communication terminal at the same time, the number of external interfaces of the portable payment terminal can be reduced, the size of the portable mobile payment terminal can be small, and meanwhile the appearance of the portable payment terminal is better. In addition, self adaptation on telephone traffic earphone interfaces with different standards of the portable mobile payment terminal is achieved, and applicability is wide.
Description
[technical field]
The present invention relates to payment terminal, relate in particular to a kind of portable payment terminal and method of payment thereof.
[background technology]
Portable payment terminal popular payment devices instantly, according to the difference of the equipment of coupling, portable payment terminal has two kinds of different interface shapes---USB interface formula and earphone interface formula.
Because USB interface is supported hot plug, used simply and adopt the advantages such as bus-powered, the preferred USB interface of portable payment terminal and PC (PC) communication.The portable payment terminal of USB interface formula is connected with the USB interface of computer by USB line, can enjoy all kinds of self-service financial business and multiple value-added service by computer.
Simultaneously, along with the development of intelligent communications terminal, the application of smart mobile phone is more and more extensive, most PC holds software application provider also to release one after another the software application of supporting smart mobile phone, and smart mobile phone software and portable payment terminal often adopt the traffic headset communication interface transceiving data of 3.5mm at present.It is upper that the portable payment terminal of earphone interface formula patches smart mobile phone (or panel computer) by traffic headset interface, thereby realize self-service financial business and value-added service.
Portable payment terminal can be used in order to meet on PC and smart mobile phone, need to have USB interface and traffic headset communication interface simultaneously, will make thus the outward appearance of portable payment terminal be affected, and can not meet the miniaturization demand of portable payment terminal.
[summary of the invention]
In view of this, be necessary to provide a kind of portable payment terminal in fact, USB interface be only set on it and just can realize the support to PC and intelligent communications terminal simultaneously.
A kind of portable payment terminal, described portable payment terminal comprises: main control unit, portable payment module is by standard usb interface transceiving data or by voice communication interface standard transceiving data described in described main control unit control; USB interface, described USB interface is the external interface of above-mentioned portable payment terminal, described portable payment terminal is carried out data communication, power supply or charging by described USB interface; Switch control unit, described switch control unit is connected to described USB interface, and described switch control unit switches by detecting the VBUS pin state control USB communication of described USB interface or the passage of voice communication; Switch, described switch is connected to described switch control unit, and described switch is carried out and is switched USB communication channel and voice communication passage under the control of described switch control unit; Audio frequency sends conditioning unit, and the data-switching that described audio frequency transmission conditioning unit sends described main control unit becomes audio frequency analog signal output; MIC/GND adaptive unit, described MIC/GND adaptive unit identification and described USB interface are connected to the traffic headset joint of Unite States Standard (USS) or international standard; And audio frequency reception conditioning unit, described audio frequency receives conditioning unit and is digital signal by the analog signal conditioner receiving by described USB interface and exports described main control unit to.
In at least one embodiment, described switch control unit is carried out the switching of USB communication channel and voice communication passage by switch described in the VBUS pin state control of the described USB interface of detection therein.
Therein at least one embodiment, in the time that the VBUS of described USB interface pin is high level, the USB communication channel conducting of described switch; In the time that the VBUS of described USB interface pin is low level, the voice communication passage conducting of described switch.
In at least one embodiment, described USB interface is mini USB interface or micro USB interface therein.
Therein at least one embodiment, described portable payment terminal is by being connected to the USB interface of described USB interface and turning the data line of USB interface or the data line of USB interface transfer business headset plug is connected realization payment with PC or intelligent communications terminal.
In view of this, the present invention also provides a kind of method of payment of simultaneously supporting the portable payment terminal of PC and intelligent communications terminal by USB interface.
A kind of method of payment of portable payment terminal, comprise the following steps: when use described portable payment terminal in PC time, turn USB interface data line by USB interface the described USB interface of described portable payment terminal is connected with the USB interface of PC; Described switch control unit and described main control unit detect that the VBUS pin of described USB interface is high level; Described in described gauge tap control, switching over is the conducting of USB communication channel; Described main control unit and PC are set up communication and are paid.
A kind of method of payment of portable payment terminal, comprise the following steps: when use described portable payment terminal on intelligent communications terminal time, by the data line of USB interface transfer business headset plug, the described USB interface of described portable payment terminal is connected with the traffic headset interface of intelligent communications terminal; Described switch control unit and described main control unit detect that the VBUS pin of described USB interface is low level; Described in described gauge tap control, switching over is the conducting of voice communication passage; Described main control unit and intelligent communications terminal are set up communication and are paid.
Therein at least one embodiment, it is further comprising the steps that described main control unit and intelligent communications terminal are set up the step that communication pays: described USB interface receives the audio analog signals that intelligent communications terminal sends; Audio analog signals is transferred to described audio frequency through described switch and receives conditioning unit; Described audio frequency receives after conditioning unit converts the audio analog signals receiving to digital signal and sends described main control unit to; Described main control unit sends the data to described audio frequency and sends conditioning unit; Described audio frequency sends conditioning unit data-switching is become to audio analog signals; Audio analog signals is transferred to the traffic headset interface of intelligent communications terminal through described MIC/GND adaptive unit, described switch, described USB interface.
Portable payment terminal of the present invention is by the design of its inner structure, the USB interface of portable payment terminal is expanded to the compatibility interface of automatic identification USB communication and voice communication, only need to provide a USB interface to support the payment on PC and intelligent communications terminal simultaneously, can reduce the external interface quantity of portable payment terminal, in the volume miniaturization that can make Portable movable payment terminal, also its outward appearance is better.In addition, Portable movable payment terminal of the present invention has solved the adaptive problem of the traffic headset interface of portable payment terminal to various criterion, and applicability is more extensive.
[accompanying drawing explanation]
Fig. 1 is the structural representation that adopts the portable payment terminal of preferred embodiment of the present invention.
The structural representation of the Audio Data Line that Fig. 2 adopts for the portable payment terminal in Fig. 1.
Fig. 3 A, 3B are respectively the traffic headset interface definition of Unite States Standard (USS) and the traffic headset interface definition of international standard.
Fig. 4 is the electrical block diagram of the MIC/GND adaptive unit of the portable payment terminal in Fig. 1.
The structural representation of the Audio Data Line that Fig. 5 uses for the portable payment terminal in Fig. 1.
Fig. 6 is the syndeton schematic diagram while adopting portable payment terminal in Fig. 1 to pay.
[embodiment]
For understanding better the present invention, below with reference to accompanying drawing and instantiation, invention is described in detail.
In order to address the above problem, the invention provides a kind of portable payment terminal, USB interface is only set on it and can realizes the support to PC and intelligent communications terminal simultaneously.Specifically refer to Fig. 1, the portable payment terminal 100 of preferred embodiment of the present invention comprises that main control unit 110, usb 1 20, switch control unit 130, switch 140, audio frequency send conditioning unit 150, MIC/GND adaptive unit 160 and audio frequency and receive conditioning unit 170.
Main control unit 110 is for being responsible for the core cell of portable payment terminal 100 overall controls.Main control unit 110 is selected the type of communication interface by the state of the VBUS pin of detection usb 1 20.Incorporated by reference to consulting Fig. 2, in the time that VBUS pin is high level, main control unit 110 is by standard usb interface transceiving data; When VBUS pin is low level, main control unit 110 is by voice communication interface standard transceiving data.
Usb 1 20 is the external interface of portable payment terminal 100.For meeting 100 power supply and the data communication requirements of portable payment terminal, usb 1 20 can be mini USB interface or micro USB interface.In illustrated embodiment, take Micro USB as example, the pin of usb 16 is respectively VBUS pin, D-pin, D+ pin, ID pin and GND pin, and portable payment terminal 100 is by usb 1 20 data communications, power supply or charging.
Switch control unit 130 switches the unit of correct passage for identifying USB communication or voice communication gauge tap 140.Switch control unit 130 is connected to usb 1 10, carries out corresponding passage switching by detecting VBUS pin state control switch 140.As shown in Figure 2, in the time that VBUS pin is high level, the USB conducting of switch 140; In the time that VBUS pin is low level, the audio frequency conducting of switch 140.
Switch 140 is for switching the switch of USB interface or traffic headset communication interface data channel.Switch 140 is connected to switch control unit 130, in order to switch USB communication channel or voice communication passage, guarantees that USB communication and voice communication have separately the communication channel of self under corresponding pattern, and communication can phase mutual interference.
Audio frequency sends conditioning unit 150 and is connected to main control unit 110, the audio analog signals output that becomes intelligent communications terminal (intelligent communications terminal 300 as shown in Figure 6) to receive for the data-switching that main control unit 110 is sent.
MIC/GND adaptive unit 160 adopts the traffic headset interface of the intelligent communications terminal of various criterion for compatibility.MIC/GND adaptive unit 160 adopts MIC and the GND of the traffic headset interface of Unite States Standard (USS) or international standard in order to automatic identification.As shown in Fig. 3 A, it is respectively L channel L, R channel R, public terminal GND and microphone MIC that the traffic headset interface of employing Unite States Standard (USS) starts foremost from earphone.Shown in figure Fig. 3 B, it is respectively L channel L, R channel R, microphone MIC and public terminal GND that the traffic headset interface of adopting international standards starts foremost from earphone.From Fig. 3 A and Fig. 3 B, can find out very intuitively that employing Unite States Standard (USS) is just in time contrary with the definition of the traffic headset interface MIC adopting international standards and GND, for the traffic headset interface of compatible these two kinds of standards, need MIC/GND adaptive unit 160 identification MIC and GND automatically.The concrete implementing circuit of MIC/GND adaptive unit is take circuit shown in Fig. 4 as example, but the principle the present invention relates to and technology are suitable on other MIC/GND adaptive circuits in the same old way.As shown in Figure 4, resistance R 1=resistance R 2, the N-channel MOSFET that metal-oxide-semiconductor Q1 and metal-oxide-semiconductor Q2 are same model, 2. 1. earphone pin be respectively MIC, GND with earphone pin, or 2. 1. earphone pin be respectively GND, MIC with earphone pin.When earphone pin be 1. MIC, earphone pin 2. when the GND, because the voltage above MIC is greater than the forward voltage of Q1, Q1 conducting, 2. earphone pin is communicated with the GND of portable equipment; 1. same should earphone pin be GND, when 2. earphone pin is MIC, and Q2 conducting.This circuit has been realized portable payment terminal 100 MIC and the GND of the traffic headset interface of identification various criterion automatically.
Audio frequency receives conditioning unit 170 for receiving the simulating signal of intelligent communications terminal (intelligent communications terminal 300 as shown in Figure 6) left or right sound channel, and is nursed one's health the digital signal output that can process for main control unit 110.
Above-mentioned portable payment terminal 100 is connected with miscellaneous equipment and is realized payment by usb data line or Audio Data Line.
The usb data line that portable payment terminal 100 adopts is the data line that USB interface (mini USB interface or micro USB interface) turns USB interface.
The Audio Data Line that portable payment terminal 100 adopts is the data line that USB interface (mini USB interface or micro USB interface) turns 3.5mm traffic headset plug.Incorporated by reference to consulting Fig. 5, R channel R pin, the VBUS pin of Micro USB interface and the GND pin of Micro USB interface of 3.5mm headset plug are unsettled, the L channel L pin of 3.5mm headset plug and the ID pin of Micro USB are connected, the GND/MIC pin of 3.5mm headset plug is connected with the D+ pin of Micro USB interface, and the MIC/GND pin of 3.5mm headset plug is connected with the D-pin of Micro USB interface.
The data line that portable payment terminal 100 adopts also USB interface (mini USB interface or micro USB interface) turn the two-in-one data line of USB interface and 3.5mm traffic headset plug.
In order to understand more intuitively the present invention, be described in further details below with reference to the use procedure of portable payment terminal of the present invention.
Incorporated by reference to consulting Fig. 6, in the time that user need to use portable payment terminal 100 in PC 200, user is connected the usb 1 of portable payment terminal 100 20 by usb data line with the USB interface of PC 200.Now, switch control unit 130 and main control unit 110 detect that VBUS pin is high level, and gauge tap 140 switches to USB conducting, and main control unit 110 is set up communication with PC 200.
In the time that user uses portable payment terminal 100 on intelligent communications terminal 300, user is connected with intelligent communications terminal 300 by Audio Data Line, switch control unit 130 and main control unit 110 detect that VBUS pin is low level, gauge tap 140 switches to audio frequency conducting, intelligent communications terminal 300 sends audio analog signals by L channel, audio analog signals is transferred to audio frequency through switch 140 and receives conditioning unit 170, and audio frequency receives conditioning unit 170 and converts audio analog signals to main control unit 110 manageable digital signal.In the time that portable payment terminal 100 need to be to 300 data of intelligent communications terminal, the main control unit 110 of portable payment terminal 100 sends the data to audio frequency and sends conditioning unit 150, audio frequency sends conditioning unit 150 data-switching is become to audio analog signals, and the MIC interface that is transferred to intelligent communications terminal 300 through MIC/GND adaptive unit 160, switch 140, usb 1 20 and Audio Data Line completes receiving course.
Compared with prior art, Portable movable payment terminal of the present invention and method thereof at least have following advantage:
(1) Portable movable payment terminal of the present invention only needs to arrange a USB interface, reduces the external interface quantity of portable payment terminal, and in the volume miniaturization that can make Portable movable payment terminal, also its outward appearance is better;
(2) Portable movable payment terminal of the present invention has solved the adaptive problem of the traffic headset interface of portable payment terminal to various criterion, and applicability is more extensive;
(3) Portable movable payment terminal of the present invention provides the technology of a kind of portable payment terminal and intelligent communications terminal communication.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (8)
1. a portable payment terminal, described portable payment terminal comprises:
Main control unit, portable payment module is by standard usb interface transceiving data or by voice communication interface standard transceiving data described in described main control unit control;
USB interface, described USB interface is the external interface of above-mentioned portable payment terminal, described portable payment terminal is carried out data communication, power supply or charging by described USB interface;
Switch control unit, described switch control unit is connected to described USB interface, and described switch control unit switches by detecting the VBUS pin state control USB communication of described USB interface or the passage of voice communication;
Switch, described switch is connected to described switch control unit, and described switch is carried out and is switched USB communication channel and voice communication passage under the control of described switch control unit;
Audio frequency sends conditioning unit, and the data-switching that described audio frequency transmission conditioning unit sends described main control unit becomes audio frequency analog signal output;
MIC/GND adaptive unit, described MIC/GND adaptive unit identification and described USB interface are connected to the traffic headset joint of Unite States Standard (USS) or international standard; And
Audio frequency receives conditioning unit, and described audio frequency receives conditioning unit and is digital signal by the analog signal conditioner receiving by described USB interface and exports described main control unit to.
2. portable payment terminal according to claim 1, is characterized in that: described switch control unit is carried out the switching of USB communication channel and voice communication passage by switch described in the VBUS pin state control of the described USB interface of detection.
3. portable payment terminal according to claim 2, is characterized in that: in the time that the VBUS of described USB interface pin is high level, and the USB communication channel conducting of described switch; In the time that the VBUS of described USB interface pin is low level, the voice communication passage conducting of described switch.
4. portable payment terminal according to claim 1, is characterized in that: described USB interface is mini USB interface or micro USB interface.
5. portable payment terminal according to claim 4, is characterized in that: described portable payment terminal turns the data line of USB interface or USB interface transfer business headset plug data line by being connected to the USB interface of described USB interface is connected realization payment with PC or intelligent communications terminal.
6. according to a method of payment for the portable payment terminal described in any one in claim 1 to 5, comprise the following steps:
When use described portable payment terminal in PC time, turn USB interface data line by USB interface the described USB interface of described portable payment terminal is connected with the USB interface of PC;
Described switch control unit and described main control unit detect that the VBUS pin of described USB interface is high level;
Described in described gauge tap control, switching over is the conducting of USB communication channel;
Described main control unit and PC are set up communication and are paid.
7. according to a method of payment for the portable payment terminal described in any one in claim 1 to 5, comprise the following steps:
When use described portable payment terminal on intelligent communications terminal time, by the data line of USB interface transfer business headset plug, the described USB interface of described portable payment terminal is connected with the traffic headset interface of intelligent communications terminal;
Described switch control unit and described main control unit detect that the VBUS pin of described USB interface is low level;
Described in described gauge tap control, switching over is the conducting of voice communication passage;
Described main control unit and intelligent communications terminal are set up communication and are paid.
8. according to the method for payment of portable payment terminal claimed in claim 7, it is characterized in that described main control unit and intelligent communications terminal are set up the step that communication pays further comprising the steps:
Described USB interface receives the audio analog signals that intelligent communications terminal sends;
Audio analog signals is transferred to described audio frequency through described switch and receives conditioning unit;
Described audio frequency receives after conditioning unit converts the audio analog signals receiving to digital signal and sends described main control unit to;
Described main control unit sends the data to described audio frequency and sends conditioning unit;
Described audio frequency sends conditioning unit data-switching is become to audio analog signals;
Audio analog signals is transferred to the traffic headset interface of intelligent communications terminal through described MIC/GND adaptive unit, described switch, described USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410134650.5A CN103914931B (en) | 2014-04-04 | 2014-04-04 | Portable payment terminal and method of payment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410134650.5A CN103914931B (en) | 2014-04-04 | 2014-04-04 | Portable payment terminal and method of payment thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103914931A true CN103914931A (en) | 2014-07-09 |
| CN103914931B CN103914931B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410134650.5A Expired - Fee Related CN103914931B (en) | 2014-04-04 | 2014-04-04 | Portable payment terminal and method of payment thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6502749B1 (en) * | 1999-11-02 | 2003-01-07 | Ncr Corporation | Apparatus and method for operating a checkout system having an RF transmitter for communicating to a number of wireless personal pagers |
| JP2011100280A (en) * | 2009-11-05 | 2011-05-19 | Ntt Data Corp | Communication system for transmitting and receiving application through short-distance radio communication between communication devices, communication method and program |
| CN203167074U (en) * | 2013-01-11 | 2013-08-28 | 青岛海信移动通信技术股份有限公司 | Mobile terminal configured with reuse interface |
| CN103345686A (en) * | 2013-07-16 | 2013-10-09 | 北京旋极信息技术股份有限公司 | Mobile payment equipment |
| CN103561369A (en) * | 2013-10-31 | 2014-02-05 | 惠州Tcl移动通信有限公司 | Usb interface circuit and electronic equipment |
-
2014
- 2014-04-04 CN CN201410134650.5A patent/CN103914931B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6502749B1 (en) * | 1999-11-02 | 2003-01-07 | Ncr Corporation | Apparatus and method for operating a checkout system having an RF transmitter for communicating to a number of wireless personal pagers |
| JP2011100280A (en) * | 2009-11-05 | 2011-05-19 | Ntt Data Corp | Communication system for transmitting and receiving application through short-distance radio communication between communication devices, communication method and program |
| CN203167074U (en) * | 2013-01-11 | 2013-08-28 | 青岛海信移动通信技术股份有限公司 | Mobile terminal configured with reuse interface |
| CN103345686A (en) * | 2013-07-16 | 2013-10-09 | 北京旋极信息技术股份有限公司 | Mobile payment equipment |
| CN103561369A (en) * | 2013-10-31 | 2014-02-05 | 惠州Tcl移动通信有限公司 | Usb interface circuit and electronic equipment |
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| Publication number | Publication date |
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| CN103914931B (en) | 2016-08-17 |
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Granted publication date: 20160817 Termination date: 20190404 |