CN106994245A - A kind of internet mahjong machine - Google Patents

A kind of internet mahjong machine Download PDF

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Publication number
CN106994245A
CN106994245A CN201710274117.2A CN201710274117A CN106994245A CN 106994245 A CN106994245 A CN 106994245A CN 201710274117 A CN201710274117 A CN 201710274117A CN 106994245 A CN106994245 A CN 106994245A
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CN
China
Prior art keywords
mahjong machine
internet
communication
communication module
operation dish
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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.)
Granted
Application number
CN201710274117.2A
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Chinese (zh)
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CN106994245B (en
Inventor
袁啟红
杨开建
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tongling Shejia Gongjiang Factory
Original Assignee
Jiangsu Danbom Mechanical & Electrical Co Ltd
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Filing date
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Application filed by Jiangsu Danbom Mechanical & Electrical Co Ltd filed Critical Jiangsu Danbom Mechanical & Electrical Co Ltd
Priority to CN201710274117.2A priority Critical patent/CN106994245B/en
Publication of CN106994245A publication Critical patent/CN106994245A/en
Application granted granted Critical
Publication of CN106994245B publication Critical patent/CN106994245B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63FCARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00Games not otherwise provided for
    • A63F9/20Dominoes or like games; Mah-Jongg games
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63FCARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F9/00Games not otherwise provided for
    • A63F9/20Dominoes or like games; Mah-Jongg games
    • A63F2009/205Mah-jongg games

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Coin-Freed Apparatuses For Hiring Articles (AREA)
  • Telephonic Communication Services (AREA)

Abstract

The present invention relates to a kind of internet mahjong machine, be connected with server communication, including operation dish, in addition to communication module and operation dish solution lock controller, the communication module respectively with server, the communication connection of operation dish solution lock controller.Beneficial effect:Change chess and card room's operation mode, improve the game experiencing of player.Beneficial effect:Operation dish solution lock controller and communication module are increased newly, remote server can realize the combination for realizing that internet and mahjong machine are entertained to the remote control of operation dish solution lock controller by communication module.

Description

A kind of internet mahjong machine
Technical field
The present invention relates to mahjong machine, more particularly to a kind of internet mahjong machine.
Background technology
Traditional mahjong machine is automatic in being realized after button in mahjong machine operation dish in player by itself independent control system Shuffle function.And mahjong machine is applied in chess and card room mostly, depending on the consumption number of chess and card room is by the time of playing cards of player, and Player is that post-pay paystation is played cards again under general scenario, and when player runs into the time of playing cards that can be wasted when urgent thing needs to leave, i.e., it is unrestrained Money is taken.Equally, player will exhaust the time of playing cards with often having to being forced to property in order to avoid wasting, and have impact on the game of player Experience.Just need the player played cards to operate moreover, each mahjong machine table needs to gather together enough four simultaneously, therefore, most start One or two player treated needs to wait for a long time.In general, player can have fixed playfellow, with reference to above-mentioned phenomenon, in player During coming one by one, the overall empty-seat rate of chess and card room is higher, and the operation for chess and card room causes puzzlement.To sum up, chess and card room It is middle to cause to be difficult to the chess and card room's operation mode and the not good enough game experiencing of player of accommodation at present using traditional mahjong machine.
The content of the invention
Present invention aims to overcome that there is provided achievable one kind when existing engineering project encounters problems in the process of implementation Internet mahjong machine, is specifically realized by following technical scheme:
The internet mahjong machine, is connected with server communication, including operation dish, especially also includes;
Communication module, receives the customer consumption information that server is sent, and refer to according to the corresponding operation of customer consumption information generation After order, send and instruct;Heartbeat message is sent according to feedback information simultaneously;
Operation dish solution lock controller, the operational order is received by serial ports interrupt service routine, and according to the operational order Carry out opening operation dish keypress function or continue waiting for operational order;Simultaneously to communication module send feedback information.
The further design of the internet mahjong machine is that the communication module includes telecommunications plate and antenna, institute Stating communication module includes telecommunications plate and antenna, and the antenna is the surface-mounted integrated circuit of 40 ~ 60 ohm of an impedance, integrated electricity Road plate is directly arranged on the top layer aluminum foil plate of mahjong machine desktop, and the telecommunications plate is fixed in mahjong machine.
The further design of the internet mahjong machine is that the surface-mounted integrated circuit directly passes through graduating with cutter method or etch Be reserved with the upper surface for being formed at one jiao of the aluminum foil plate, and on the aluminium sheet for connecing that telecommunications board communications are connected Mouthful.
The further design of the internet mahjong machine is that the telecommunications plate is arranged at fiber crops by a signal box By in machine.
The further design of the internet mahjong machine is that the box body of the signal box is fixed in mahjong machine frame, The signal box is the basic cube box that a upper end is not closed, and the inwall of box body side is provided with the limit of at least two protrusions Position portion, inwall the elastic card socket part and one provided with least one protrusion relative with the inwall is used for the notch of cabling, The bottom of box body is provided with least three support columns, telecommunications described in clamping between the resilient support portion and elastic card socket part Plate.
The further design of the internet mahjong machine is that the signal box is made up of transparent plastic.
The further design of the internet mahjong machine is that the communication module supports WI-FI communication modes and GPRS Communication mode.
The further design of the internet mahjong machine is, be integrated with the telecommunications plate WI-FI communication chips, GPRS communication news chip, single-chip microcomputer and multichannel are given out light diode circuit, the WI-FI communication chips, GPRS communication news chips And multichannel diode circuit of giving out light is connected with single chip communication respectively.
The further design of the internet mahjong machine is that every internet mahjong machine possesses unique numbering, described Numbering is described by Quick Response Code, and the Quick Response Code is located at one jiao of mahjong machine desktop.
The further design of the internet mahjong machine is that operation dish solution lock controller includes a microprocessor, passes through The program set in microprocessor realizes the control to operation dish keypress function.
Advantages of the present invention is as follows:
The internet mahjong machine of the present invention has increased operation dish solution lock controller and communication module newly, and remote server can pass through communication Module, which is realized, realizes the combination of internet and mahjong machine amusement to the remote control of operation dish solution lock controller.
The present invention is also improved communication module in addition, is employed the transparent signal box with elastic card buckle and is realized The cabling of communication module is easy in communicating circuit plate Fast Installation, the modular design, is communicated in order to which repairman observes The running status of module.
Further, in internet mahjong machine design process, the design challenges run into:Mahjong machine casing is by aluminum foil plate system Into thus forming the space of a signal shielding, mahjong machine of the invention is by the way that antenna directly to be accomplished to the aluminium on mahjong machine upper strata On paper tinsel plate, it is ensured that the reliability of information transmission.
Finally, the traditional periodic metering of more current chess and card room, mahjong machine automatic entertainment systems in internet of the invention By the way that mahjong machine is connected into internet, a kind of pattern of playing cards played cards in real time by disk charging mode, formation immediate payment has been increased newly, Player can rationally, freely arrange the time that oneself is played cards under the pattern, without the generation for worrying emergency;Between player Also the table that can gather for greater flexibility can accomplish while playfellow to be fixed is waited with the player equally waited " while play while etc. ";Separately On the one hand the empty-seat rate of chess and card room is also effectively reduced, the conventional operation mode of chess and card room is improved, is that operator improves receipts Benefit.
Brief description of the drawings
Fig. 1 is the circuit diagram of operation dish solution lock controller.
Fig. 2 is the circuit diagram of operation dish and key circuit.
Fig. 3 is mahjong machine desktop, antenna and its position relationship schematic diagram.
Fig. 4 is the AA sectional views of the position relationship schematic diagram of Fig. 3 mahjong machine tables and antenna.
Fig. 5 is mahjong machine desktop structural representation.
Fig. 6 is the structural representation of mahjong machine table, antenna.
Fig. 7 is the axonometric schematic diagram of signal.
Fig. 8 is the front view of the axonometric schematic diagram of Fig. 7 signals.
Fig. 9 is the AA sectional views of the front view of Fig. 8 axonometric schematic diagrams.
Figure 10 is the AA sectional views of the front view of Fig. 8 axonometric schematic diagrams(Signal is box-packed when being loaded with circuit board).
Figure 11 is the circuit diagram of communication module.
Embodiment
The internet mahjong machine that the present embodiment is provided, is connected with server.Traditional mahjong machine is main by mahjong machine card shuffling machine Structure, mahjong machine license bearing mechanism and mahjong machine operation dish composition.Traditional mahjong machine is connected into internet by the present embodiment, therefore is increased If equipment such as communication module, operation dish solution lock controllers.Communication module is communicated to connect with operation dish solution lock controller.Mahjong machine It is connected by communication module with server communication, and each mahjong machine possesses in unique numbering, the present embodiment the numbering with two The form of dimension code is affixed on one jiao or RFID chip of mahjong machine table.
Communication module, waits and receives the customer consumption information that server is sent in real time, and given birth to according to customer consumption information Into after corresponding operational order, operational order is sent;The feedback information sent simultaneously according to mahjong machine internal controller is to service Device sends heartbeat message.
Operation dish solution lock controller, receives operational order, and carry out according to operational order by serial ports interrupt service routine Open operation dish keypress function or continue waiting for operational order;Simultaneously to communication module send feedback information.Such as Fig. 1, operation dish Solving lock controller includes a microprocessor, and the control to operation dish keypress function is realized by the program set in microprocessor. Microprocessor also by the alarm bell of a triode drive connection one, is alarmed under the case of emergency of setting.
In order to prevent the information sent by internet from being distorted or false payment by people's malice, the request letter of the present embodiment Breath, customer consumption information and heartbeat message include the first checking information.Server is receiving solicited message and heartbeat message And communication module is when receiving customer consumption information, all in accordance with the first checking information to solicited message, heartbeat message and user Consumption information is verified that checking information is corresponded with mahjong machine, down-stream is performed if being verified, otherwise at continuation In wait state, above-mentioned measure further guarantees network security, and adds the reliability of information transfer.
Further, first checking information of the present embodiment is set as mahjong machine numbering character and operation dish solution lock controller The hexadecimal string of interior all program code character sums.
Above-mentioned solicited message also includes payment information;Customer consumption information also includes gameboard number information.
Customer consumption information, heartbeat message and the solicited message interacted between server and communication module is calculated by chaos Method has carried out cryptographic operation.The chaos sequence such as formula that the present embodiment is used(1):
XN+1=λXn(1-Xn), λ ∈(0,4), Xn∈[0,1] (1)
From chaology, as the λ in formula 4.1 >=3.57, system is in chaos state.In the present embodiment, λ takes 3.7, Xn=Take six effective digitals after decimal point, you can obtain a specific chaos sequence Xn
The encryption method of the present embodiment specifically includes following steps:
1)From Y=X2, then encrypting the nonlinear function used is:Yn=[(Yn-1+Xn*1000000)2+an]%256;Wherein Yn-1 For a upper encrypted data, XnFor chaos sequence N;anFor current initial data, eligible an∈ [0,255], yn Plaintext anData after encryption.Due to X in the stepnTo there is the floating number of six decimals, so needing to be multiplied by 1000000 so that It becomes an integer.
2)Data encryption:When encrypting beginning, it is necessary to be initialized to each value, due to Xn∈ [0,1], then have X1∈ [0,1], erection takes X1=0.5;Yn-1For an encrypted data, but it is due to Y1Before without encryption data, so choosing at random One data(0~255), it is used as the key of encryption.The key selection 100 of the present embodiment.Then have:
Y1=[(Y0+X1*1000000)2+a1]%256
X2=λX1(1-X1), λ=3.7
The like, it can obtain:
Yn=[(Yn-1+Xn*1000000)2+an]%256
XN+1=λXn(1-Xn)
Until encryption terminates.
Operational order includes gameboard number information and the second checking information.Operation dish solution lock controller is believed according to the second checking Breath is verified to operational order, if not being inconsistent with checking information, gameboard number information is not received;If with checking information phase Symbol, then continue to gameboard number information, and gameboard number information is preserved.
Second checking information is the communication key that communication module is reached an agreement on operation dish solution lock controller.Operation dish solution lock control Device first determines whether that the second checking in the operational order received is believed when receiving operational order by serial ports interrupt service routine Whether be the communication key reached an agreement on, be such as communication key if ceasing, then continue to subsequent user consumption information, and preserve to inside TEMP_UART1 registers, and keypress function is opened, start mahjong machine, be described in detail as follows
Encrypting and decrypting communication process, referring to following program:
Such as above-mentioned program code, the data that operation dish solution lock controller is received by serial line interface to first time are by judging The no 55H data to have reached an agreement on, 55H is communication key, and follow-up data is received if not being inconsistent with 55H, if be consistent, is continued Gameboard number information data is received, and gameboard number information data is preserved, number of times of starting shooting is designated as.
Operation dish solution lock controller realizes the open and close to operation dish keypress function by sealed judgement register.It is interior The TEMP_UART1 registers in portion preserve remaining gameboard number information.When no purchase or access times are 0, TEMP_ JISHI_CHUFA registers keep cleared condition, after user's gameboard number information is received, and judge to shuffle number of times not in a program For 0 when, set TEMP_JISHI_CHUFA registers, holding presses switch to open state.Mahjong machine often completes once to shuffle after reset, TEMP_UART1 registers can be preserved from subtrahend value 1, and immediately, after TEMP_UART1 register values is 0, be removed TEMP_JISHI_CHUFA registers, now locking keypress function, waits next user's purchase disk number instruction, specific code is such as Under:
Referring to above-mentioned code, after purchase information is received, set TEMP_JISHI_CHUFA registers are that is, sealed to judge deposit Device, if it is 0 not buy number of times or number of times, removes the register;
Press switch to open with close correlative code it is as follows:
Judge TEMP_JISHI_CHUFA registers, if set, open button, down continue executing with button program, if Register is 0. and jumps to main program, locking button.
In addition, such as Fig. 1, the feedback information that the operation dish solution lock controller of the present embodiment is sent to communication module includes the time Data and gameboard number information.Communication module adds the corresponding numbering of mahjong machine and the above-mentioned first checking according to the feedback information Information, is formed after heartbeat message, and the heartbeat message is fed back into server and preserved to the database of server.Heartbeat message Setting contributes to server to be monitored the working condition of the networking mahjong machine in system, on the one hand by two adjacent hearts The difference of time data in hop-information obtain correspondence mahjong machine the operation range time, when operating between interval be more than certain value When, server can carry out alarm operation.On the other hand, heartbeat message can also be used for failure and report an error the carrier of category information, in heartbeat The agreement code that operation dish solution lock controller, communication module preset all kinds of failures is added in information, in the very first time, to clothes Business device reports an error, and is easy to the maintenance of later stage system, updates.Certainly, this operation dish solution lock controller can also increase expansion interface, use In connection for example:GPS module, flow detection module etc., are monitored to the position and flow of mahjong machine.The operation of the present embodiment Disk and key circuit are referring to Fig. 2.
The communication module of the present embodiment is mainly made up of telecommunications plate and antenna.Antenna is 40 ~ 60 ohm of an impedance Surface-mounted integrated circuit.In internet mahjong machine design process, new design challenges are encountered:It is under the tablecloth 2 of mahjong machine table By the aluminium-plastic panel 20 of the middle molding plastic 4 of two layers of aluminum foil plate 3, referring to Fig. 5.Also by metal bag below mahjong machine desktop Wrap up in, the inside of table frame is also that iron moulds mashed up material, thus forms the space of a signal shielding, it is impossible to be guaranteed at the space The signal intensity of interior communication module transmission, has influence on the overall stability of the system, reliability.Based on above mentioned problem, this reality Example is applied in order to be further ensured that the reliability of information transmission, using on the aluminum foil plate that antenna is directly accomplished to mahjong machine upper strata, i.e., Said integrated circuit plate is directly arranged on the top layer aluminum foil plate of mahjong machine desktop, referring to Fig. 3, Fig. 4.
Specifically, the conventional fabrication method of circuit board is passed through:Graduating with cutter method and etch, can be achieved above-mentioned technical proposal, The impedance of the surface-mounted integrated circuit of the present embodiment is 50 ohm.
Further, surface-mounted integrated circuit can be the upper surface of one jiao of aluminum foil plate relative to the particular location of top layer aluminum foil plate On, and the interface for being connected with telecommunications board communications is reserved with the aluminium sheet.The interface is by being reserved with certain length Electric wire is connected with communication board.If being the connected mode being hinged between mahjong machine desktop and frame, surface-mounted integrated circuit is arranged on and leaned on Nearly rotating shaft side, referring to Fig. 6.
It is limited in view of mahjong machine inner space, and circuit distribution is more, telecommunications plate is passed through one by the present embodiment Signal box is arranged in mahjong machine frame.The signal box of the present embodiment, as shown in Fig. 7-Figure 10, signal box 6 is fixed on mahjong machine In frame 5, signal box is the basic cube box that a upper end is not closed, and the inwall of box body side is provided with the bullet of two protrusions Property limiting section 62, the inwall relative with the inwall, which is provided with the elastic card socket part 63 protruded one by one and one, is used for cabling Notch 64, the bottom of box body is provided with four support columns, and four support columns are distributed in the corner of rectangular bottom surface.Limiting section 62 and elasticity The clamping telecommunications plate of Access Division 63.Specifically, the elastic spacing portion 62 in the present embodiment is a rigid projection, bullet Property Access Division 63 be that clamping is hooked, hook part can float on certain altitude direction.
The signal box that this implementation is used is made up of transparent plastic.The communication module of the present embodiment support WI-FI signals with GPRS signals of communication, referring specifically to Figure 11.
Mahjong machine is connected by the automatic entertainment systems of internet mahjong machine of the present embodiment with server communication, is passed through by player Mobile device is sent after request to server, and mahjong machine is opened by server, realize fully automatically, self-servicely play mah-jong pieces.
Further, in internet mahjong machine design process, the design challenges run into:Mahjong machine casing is by aluminum foil plate system Into thus forming the space of a signal shielding, mahjong machine of the invention is by the way that antenna directly to be accomplished to the aluminium on mahjong machine upper strata On paper tinsel plate, it is ensured that the reliability of information transmission.
On the other hand, the automatic entertainment systems of mahjong machine of the invention are in order to realize the remote real-time monitoring to mahjong machine, newly The enable signal of operation dish solution lock controller and communication module, operation dish solution lock controller and operation dish, and server are increased Control information realizes top-level module and the double-deck checking of bottom module by the way of Information Authentication between communication module, can have Protection information is imitated to transmit in network transmission and in the safety of hardware circuit;In addition, interacting between server and communication module Information further improves the reliability of network information transfer, prevents the attack of Malware by the way of encryption;Pass through clothes The real-time update of heartbeat message between business device and communication module, makes server be updated note to each mahjong machine residue game number of times Record, prevention hardware is cracked, and the running status to mahjong machine is monitored in real time;Autgmentability it can also add error information simultaneously It is easy to the maintenance of later stage system.
The present embodiment is also improved communication module, is employed the transparent signal box with elastic card buckle and is realized and leads to Circuit board Fast Installation is interrogated, the cabling of communication module is easy in the modular design, in order to repairman's observation communication mould The running status of block.
Finally, the automatic entertainment systems of internet mahjong machine of the present embodiment can realize periodic metering to taking by disc gage Transformation, forming player under the pattern of playing cards that immediate payment is played cards in real time, the pattern can rationally, freely arrange what oneself was played cards Time, without the generation for worrying emergency;Also table can be gathered between player for greater flexibility can be while playfellow to be fixed be waited Can accomplish with the player equally waited " when playing etc. ";On the other hand the empty-seat rate of chess and card room is also effectively reduced, is improved The conventional operation mode of chess and card room, is that operator improves income.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in, It should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims It is defined.

Claims (10)

1. a kind of internet mahjong machine, is connected with server communication, including operation dish, it is characterised in that also include;
Communication module, receives the customer consumption information that server is sent, and refer to according to the corresponding operation of customer consumption information generation After order, send and instruct;Heartbeat message is sent according to feedback information simultaneously;
Operation dish solution lock controller, the operational order is received by serial ports interrupt service routine, and according to the operational order Carry out opening operation dish keypress function or continue waiting for operational order;Simultaneously to communication module send feedback information.
2. internet mahjong machine according to claim 1, it is characterised in that the communication module include telecommunications plate with Antenna, the antenna is the surface-mounted integrated circuit of 40 ~ 60 ohm of an impedance, and surface-mounted integrated circuit is directly arranged at mahjong machine desktop On top layer aluminum foil plate, the telecommunications plate is fixed in mahjong machine.
3. mahjong machine automatic entertainment systems in internet according to claim 2, it is characterised in that the surface-mounted integrated circuit is straight Connected graduating with cutter method or etch is formed on the upper surface of one jiao of the aluminum foil plate, and be reserved with and be used for and electronics on the aluminium sheet The interface of communication board communication connection.
4. internet mahjong machine according to claim 2, it is characterised in that the telecommunications plate passes through a signal box It is arranged in mahjong machine.
5. internet mahjong machine according to claim 4, it is characterised in that the box body of the signal box is fixed on mahjong machine In frame, the signal box is the basic cube box that a upper end is not closed, and the inwall of box body side is provided with least two The limiting section of protrusion, inwall the elastic card socket part and one provided with least one protrusion relative with the inwall is used for cabling Notch, the bottom of box body is provided with least three support columns, electric described in clamping between the resilient support portion and elastic card socket part Sub- communication board.
6. internet mahjong machine according to claim 4, it is characterised in that the signal box is made up of transparent plastic.
7. internet mahjong machine according to claim 1, it is characterised in that the communication module supports WI-FI communication modes With GPRS communication modes.
8. internet mahjong machine according to claim 7, it is characterised in that WI-FI is integrated with the telecommunications plate and is led to News chip, GPRS communication news chip, single-chip microcomputer and multichannel are given out light diode circuit, the WI-FI communication chips, GPRS communications News chip and multichannel diode circuit of giving out light are connected with single chip communication respectively.
9. internet mahjong machine according to claim 1, it is characterised in that every internet mahjong machine possesses unique volume Number, the numbering is described by Quick Response Code, and the Quick Response Code is located at one jiao of mahjong machine desktop.
10. internet mahjong machine according to claim 1, it is characterised in that operation dish solution lock controller includes a microprocessor Device, the control to operation dish keypress function is realized by the program set in microprocessor.
CN201710274117.2A 2017-04-25 2017-04-25 A kind of internet mahjong machine Expired - Fee Related CN106994245B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710274117.2A CN106994245B (en) 2017-04-25 2017-04-25 A kind of internet mahjong machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710274117.2A CN106994245B (en) 2017-04-25 2017-04-25 A kind of internet mahjong machine

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CN106994245B CN106994245B (en) 2019-01-29

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102125759A (en) * 2011-03-25 2011-07-20 陈捷 Electronic mahjong machine
CN203139599U (en) * 2013-01-21 2013-08-21 阮旭亮 Intelligent system of mahjong machine
CN104174160A (en) * 2014-09-15 2014-12-03 周闻庆 Electronic chess and card machine and system
CN205750498U (en) * 2016-02-15 2016-11-30 杭州速控软件有限公司 Automatic mahjong-playing machine long-distance management system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102125759A (en) * 2011-03-25 2011-07-20 陈捷 Electronic mahjong machine
CN203139599U (en) * 2013-01-21 2013-08-21 阮旭亮 Intelligent system of mahjong machine
CN104174160A (en) * 2014-09-15 2014-12-03 周闻庆 Electronic chess and card machine and system
CN205750498U (en) * 2016-02-15 2016-11-30 杭州速控软件有限公司 Automatic mahjong-playing machine long-distance management system

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