WO2014069029A1 - 通信デバイスと通信機器及び通信システム - Google Patents
通信デバイスと通信機器及び通信システム Download PDFInfo
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- WO2014069029A1 WO2014069029A1 PCT/JP2013/065949 JP2013065949W WO2014069029A1 WO 2014069029 A1 WO2014069029 A1 WO 2014069029A1 JP 2013065949 W JP2013065949 W JP 2013065949W WO 2014069029 A1 WO2014069029 A1 WO 2014069029A1
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- communication
- port
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- station
- signal
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
- G06F13/4221—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being an input/output bus, e.g. ISA bus, EISA bus, PCI bus, SCSI bus
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/677—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations
- H01L21/67703—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations between different workstations
- H01L21/67733—Overhead conveying
Definitions
- the present invention relates to a communication device, and a communication device and a communication system using the communication device.
- the transfer device transfers articles to and from the station.
- the transfer device communicates with the terminal on the station side for transfer according to the SEMI standard E84 (hereinafter referred to as E84) protocol.
- E84 SEMI standard E84
- Patent Document 1 WO2011 / 155040 relating to E84 communication proposes that the transport device starts E84 communication without stopping immediately upstream of the station.
- the transport device since multiple transport devices are actually running, if the transport device enables E84 communication from other than just upstream of the station as in the past, the multiple transport devices do not control one station at the same time. Such exclusive control is required.
- An object of the present invention is to know remotely the ON / OFF signal of an IO port that can be connected to a manufacturing apparatus, to know the state of the manufacturing apparatus, and to control the operation of the conveying apparatus based on that.
- the IO port can be remotely controlled to control the operation of the manufacturing apparatus.
- An additional problem with the present invention is that the controller of the transport device and the transport device fixed on the ground side can be connected via the communication device of the present invention without preventing the transport device from communicating with the manufacturing device via the existing communication terminal. It is to be able to communicate with the manufacturing apparatus.
- Another additional problem in the present invention is that both the transfer device for carrying in and out the article to the manufacturing apparatus and its controller can remotely know the ON / OFF signal of the IO port and remotely control the IO port, The operation of the manufacturing apparatus is also controlled from the transport apparatus.
- Another additional problem of the present invention is that the IO port is controlled exclusively to prevent a plurality of devices from working on the manufacturing device at the same time, and even when exclusive control is performed, the IO port
- An object of the present invention is to improve the efficiency of an apparatus for carrying in / out an access article to / from a manufacturing apparatus by making an ON / OFF signal known remotely.
- a communication device of the present invention is a communication device including a communication unit with a LAN (Local Area Network), at least one IO port connectable to a manufacturing apparatus, and a control unit,
- the IO port is configured to exchange an ON / OFF signal consisting of a plurality of bits with the manufacturing apparatus
- the controller is Receives a communication request from the communication destination via the LAN, stores the network address of the communication destination, and data specifying the IO port specified by the communication destination, Change the ON / OFF signal of the specified IO port according to the request from the communication destination, And according to the request
- the communication apparatus of the present invention includes the communication device described above, and the communication destination includes a transfer device that carries an article into and out of a station of the manufacturing apparatus, and a controller that controls the plurality of transfer devices.
- the manufacturing apparatus includes a communication terminal that is communicable with the transport apparatus and connected to a main body of the manufacturing apparatus via a communication line. It consists of an adapter that is inserted into the communication line and connected to the IO port, The adapter is While relaying communication between the communication terminal and the main body, adapter path mode for sending communication data to the IO port; And when the communication terminal and the main body are not communicating, it is configured to be switchable between an adapter control mode for relaying communication between the manufacturing apparatus and the IO port.
- the communication system of the present invention comprises a transport device that carries articles into and out of a station of the manufacturing apparatus, a controller of the transport apparatus, and a communication device on the manufacturing apparatus side,
- the communication device includes a communication unit with a LAN, at least one IO port, and a control unit.
- the IO port is connectable to a manufacturing apparatus, and is configured to exchange an ON / OFF signal consisting of a plurality of bits with the manufacturing apparatus.
- the controller is Using the transport device and the controller as a communication destination, accepting a communication request from a communication destination via a LAN, data specifying a network address of a transmission destination request and an IO port designated from the communication destination, And remember Change the ON / OFF signal of the specified IO port according to the request from the communication destination, And according to the request
- the communication device of the present invention it is possible to specify an IO port from a remote location via a LAN, know its ON / OFF signal, and change the ON / OFF signal.
- a manufacturing apparatus provided with a communication terminal connected to the main body of the transport apparatus via a communication line
- an adapter connected to the IO port is inserted into the communication line. Then, by relaying communication between the communication terminal and the main body in the adapter pass mode, the transport apparatus can communicate with the manufacturing apparatus main body via the communication terminal and the adapter, and communication data is sent to the IO port of the communication device.
- the manufacturing apparatus and the IO port can communicate with each other via the adapter in the adapter control mode.
- a conveyance apparatus can communicate with a manufacturing apparatus via a communication terminal, and the controller of a conveyance apparatus, a conveyance system, etc. can communicate with a manufacturing apparatus via an adapter.
- a communication system can be configured by the communication device of the present invention connected to the manufacturing apparatus, the transfer apparatus, and the controller of the transfer apparatus (controller of the transfer system). In this system, both the controller and the transport device can know the ON / OFF signal of the IO port connected to the manufacturing apparatus via the LAN, and can change the ON / OFF signal.
- the description related to the communication device also applies to the communication device and the communication system as they are.
- the communication device further includes a storage unit for storing presence or absence of exclusive control to the IO port
- the controller is Based on the communication request from the communication destination, provide a determination unit that determines whether exclusive control to the specified IO port is necessary, When a communication request from the communication destination is received and it is determined that exclusive control to the specified IO port is necessary, If the status of the specified IO port is not exclusive control, the ON / OFF signal of the specified IO port is changed according to the request from the communication destination, and exclusive control to the specified IO port is enabled So as to change the storage of the storage unit, When the specified IO port status is with exclusive control, it refuses to change the ON / OFF signal of the specified IO port, In addition, when a communication request from a communication destination is accepted and it is determined that exclusive control to the specified IO port is unnecessary, the request from the communication destination is followed regardless of the presence or absence of exclusive control to the specified IO port. The ON / OFF signal of the specified IO port is sent to the communication destination via the
- Exclusive control is performed, for example, in order to carry an article in and out of the manufacturing apparatus. And, a plurality of transfer devices do not try to carry in / out the article at the same time to the same manufacturing apparatus, and other transfer apparatuses wait in vain trying to carry in / out the article to / from the manufacturing apparatus that is carrying in / out the article, etc. There is no such thing.
- the communication destination includes a transfer device that carries an article in and out of a station of the manufacturing apparatus, and a controller that controls the plurality of transfer devices, and the communication device has an IO port designated via the communication unit to the controller. Sends the ON / OFF signal.
- both the transfer device and the controller can know the ON / OFF signal of the desired IO port via the LAN. Therefore, the transport device can be operated efficiently.
- the communication device has a network address, and data specifying the port is attached to the IO port.
- the communication destination can communicate with the communication device by specifying the IO port.
- the controller and the transport device are configured to be accessible to ON / OFF signals of designated IO ports.
- peripheral devices other than the manufacturing device are connected to the IO port, and the controller and the transport device are configured to be freely accessible to the status data of the peripheral devices.
- Peripheral devices include, for example, a sensor for ensuring safety related to the loading / unloading of articles, a sensor for checking the situation around the station for loading / unloading articles to / from the manufacturing apparatus, and a terminal for manually operating the station Etc. In this way, it is possible to know the situation on the manufacturing apparatus side, including the state of peripheral devices.
- the IO port is switchable between a state connected to an adapter inserted in a communication line between the manufacturing apparatus main body and the communication terminal and a state directly communicating with the terminal of the manufacturing apparatus. . If it does in this way, the communication device of this invention can be connected also to the manufacturing storage body which is not equipped with such a communication terminal to the manufacturing apparatus main body connected with the communication terminal via the communication line.
- the adapter of the communication device includes a switch inserted in the communication line and a second communication line branched from the communication line and connected to the IO port, and the IO port is an adapter control.
- the communication with the main body is monitored.
- the adapter control mode and the adapter path mode can be switched by the above switch, and the IO port can always monitor the communication between the main body and the communication terminal by the second communication line.
- the IO port set in the adapter control mode is changed to the adapter path mode. If it does in this way, adapter path mode will act as a fail safe mechanism with respect to abnormality of a communication unit.
- the communication device receives an instruction from the transport device by the communication unit, and changes the IO port set in the adapter control mode to the adapter pass mode.
- the transport device starts communication with the manufacturing apparatus from the remote in the adapter control mode, and when it arrives at the manufacturing apparatus, it can communicate with the manufacturing apparatus via the communication terminal in the adapter path mode.
- the controller of the transfer device changes the transfer command or cancels transfer based on the ON / OFF signal of the designated IO port. This eliminates waste such as transporting the article or trying to transfer it for a station that is not ready to carry in / out the article.
- the station is a facility of a manufacturing apparatus for the carrying device to carry in and out the article.
- the figure which shows the communication system of an Example, and its surrounding environment Block diagram of communication device of embodiment The flowchart which shows operation
- FIGS. 1 to 5 show a first embodiment by taking a semiconductor as an example, but the same applies to the conveyance of a workpiece by a loader, the conveyance of a yarn package by a maintenance cart, and the like.
- reference numeral 2 denotes a semiconductor manufacturing apparatus, an inspection apparatus, and the like, which are called a manufacturing apparatus 4 here.
- the manufacturing apparatus 4 includes one or a plurality of stations ST, and delivers an article 9 such as a FOUP (Front-Opening Unified Pod) to the overhead traveling vehicle 8.
- the overhead traveling vehicle 8 travels in the ceiling space along the rail-shaped traveling route 6, but an unmanned transport vehicle or the like traveling on the ground may be used as the transport device.
- FOUP Front-Opening Unified Pod
- the manufacturing apparatus 4 performs optical communication with the overhead traveling vehicle 8 before delivery of articles between the station ST and the overhead traveling vehicle 8 via the E84 communication terminal 11 provided for each station ST. Further, several hundreds of overhead traveling vehicles 8 travel along the traveling route 6, and the system controller 24 communicates with each overhead traveling vehicle 8 via the LAN 20 and the access point 22 to control the overhead traveling vehicle 8. To do.
- the overhead traveling vehicle 8 travels in one direction and is prohibited from traveling in the opposite direction.
- the controller 24 includes a management unit 26 that manages the state of the station. This is a function that is realized for the first time by the embodiment.
- the management unit 26 may be physically independent from the system controller 24.
- the 16 is an adapter, and 18 is a communication device such as a device server, and these constitute the communication device of the embodiment.
- the adapter 16 is inserted between the manufacturing apparatus 4 and the E84 communication terminal 11, and the communication device 18 communicates with, for example, a plurality of adapters 16 by wired or Wi-Fi (Wireless-Fidelity), and also a wireless LAN or Wi- It communicates with the access point 22 via Fi or the like.
- An obstacle detection unit 14 includes a human sensor, a switch, or the like. The obstacle detection unit 14 detects the presence of an obstacle such as a person in the vicinity of the station ST and transmits it to the communication device 18 by Wi-Fi or the like.
- the overhead traveling vehicle 8 to the management unit 26 in FIG. 1 constitute the communication system of the embodiment. *
- FIG. 2 shows the configuration of the adapter 16 and the communication device 18.
- a station terminal 12 is a communication terminal on the station ST side.
- Reference numeral 28 denotes a wired parallel communication line between the E84 communication terminal 11 and the station terminal 12, which is displayed in a smaller number than the actual number.
- the adapter 16 turns on / off the connection of the communication line 28 between the E84 communication terminal 11 and the station terminal 12 on the station ST side by the switch 30, the adapter control mode when the connection is OFF, and the adapter state when the connection is OFF. This is called pass mode.
- Reference numerals 31 and 32 are connectors for connection to the communication line 28.
- Reference numeral 29 denotes a second communication line branched from the communication line 28.
- the switch 30 is depicted as a switch having a mechanical contact for convenience, but a semiconductor switch is preferably applied.
- the communication device 18 includes a main circuit board 40 and an adapter board 42 for each IO port connected to the adapter 16, and includes, for example, five adapter boards 42. Only one of them is shown in the figure.
- Reference numeral 34 denotes a wired communication line, and 35 to 37 are connectors.
- the mode control circuit 43 controls the switch 30, and the control circuit 44 sends a signal to the station terminal 12 in the adapter control mode.
- the monitoring circuits 45 and 46 monitor signals passing through the communication line 28, and 47 to 50 are individual ports. A port number is assigned to each of the individual ports 47 to 50, but the port number may be any number that uniquely identifies which adapter 16 port.
- the communication device 18 monitors a signal from the transfer device via the E84 communication terminal 11 in the adapter path mode, and monitors a signal from the station terminal 12 in both the adapter path mode and the adapter control mode. These are signals relating to the delivery of goods, for example based on the E84 protocol.
- FIG. 5 shows signals on the communication line 28 in the adapter path mode (IO port P1) and the adapter control mode (IO port P2), OUT is a signal from the communication device 18 or E84 communication terminal 11, and IN is a station terminal. The signal from 12 is shown. These signals are transferred to the management unit 26 via the LAN and stored. Therefore, the management unit 26 stores data corresponding to FIG. 5 for all stations.
- the CPU 54 controls the entire communication device 18, and the LAN unit 52 communicates with the access point 22 in FIG.
- the LAN unit 52 stores a network address (IP address) for each communication device 18 and a port number for specifying the adapter 16.
- IP address network address
- one communication device 18 manages a plurality of adapters 16.
- a port number is added to the network address of the communication device 18 to identify which station ST the signal is related to.
- FIG. 3 shows processing in the communication device 18 and the system controller 24.
- the adapter 16 is always placed in the adapter control mode, communication between the E84 communication terminal 11 and the station terminal 12 is impossible, communication between the communication device 18 and the station terminal 12 is possible, and the communication device 18 is determined from the signal of the station terminal 12.
- the state of the station ST is monitored (step 11).
- the communication device 18 reports the state of the station ST to the system controller 24 (step 12), and the system controller 24 stores the state of the station ST in the management unit 26. Further, the system controller 24 corrects the transport command according to the state of the station ST (step 21).
- the system controller 24 Since the system controller 24 manages the position and state of the overhead traveling vehicle 8 in real time, when the overhead traveling vehicle 8 approaches the station ST for delivery of an article, the system controller 24 commands switching of the mode of the adapter 16 (step 22). ) The communication device 18 changes the state of the adapter 16 from the adapter control mode to the adapter path mode (step 13). The communication request from the overhead traveling vehicle 8 is monitored closer to the E84 communication terminal 11 than the switch 30. When there is a communication request, the adapter control mode may be changed to the adapter path mode. In this way, even when an overhead traveling vehicle 8 that is not scheduled by the system controller 24 arrives, delivery of the article can be executed.
- the communication device 18 determines the state of the station ST from the signal on the communication line 28.
- the status of the delivery of goods is monitored (step 14).
- the overhead traveling vehicle 8 communicates with the E84 communication terminal 11 by optical communication or the like, and this signal is transferred to the station terminal 12 to execute the E84 protocol for delivery of the article.
- the signal between the overhead traveling vehicle 8 station terminals 12 is transferred from the communication device 18 to the system controller 24, and the system controller 24 can manage the execution status of the delivery (step 23).
- the mode of the adapter 16 is returned to the adapter control mode, for example, by a command from the system controller 24 (steps 17 and 24).
- the mode of the adapter 16 may be returned to the adapter control mode when the communication device 18 receives a confirmation signal indicating completion of delivery between the overhead traveling vehicle and the E84 communication terminal 11 instead of the control of the system controller 24.
- the overhead traveling vehicle 8 and the station terminal 12 can perform conventional communication, and the adapter 16 intercepts communication.
- the overhead traveling vehicle 8 also includes a communication unit via the LAN 20.
- the overhead traveling vehicle 8 can know the state of the station from the data of the management unit 26.
- the overhead traveling vehicle 8 starts an article delivery procedure with the station in the adapter control mode via the LAN 20 before arrival at the unloading destination or loading destination station.
- the overhead traveling vehicle 8 executes a procedure for completing the delivery of the article with the station in the adapter control mode while starting traveling.
- the overhead traveling vehicle 8 can start traveling before the delivery completion procedure is executed.
- the system controller 24 can manage the state of the station ST. For example, if the destination station ST of the overhead traveling vehicle 8 is not in a state where the article can be delivered, the overhead traveling vehicle 8 travels around the target station ST in advance or delivers the article at another station. Can be ordered to do. Then, the overhead traveling vehicle does not stop or decelerate unnecessarily, causing traffic jams.
- the system controller 24 cannot know the state of the station ST until a transfer is requested from a production management controller (not shown) and there is a transfer request from the production management controller in the conventional example. In the embodiment, the system controller 24 may be able to recognize that an unload item has occurred in the station ST before being requested from the production management controller.
- the system controller 24 can dispatch an empty overhead traveling vehicle 8 toward an intra bay route (circulation route in bay units) to which the station ST belongs.
- an intra bay route circulation route in bay units
- the conveyance of the article to the station ST can be started before being requested from the production management controller.
- the lifting platform or the article may interfere with people near the station ST. For this reason, an obstacle sensor or the like is mounted on the overhead traveling vehicle 8 to detect an obstacle near the station ST. However, it is difficult to reliably detect people near the station ST from the vicinity of the ceiling. On the other hand, it is easy to press a switch provided at the station ST to prohibit delivery with the overhead traveling vehicle, or to detect a person using a human sensor provided at the station ST. Therefore, the state of the adapter 16 is maintained in the adapter control mode based on the signal from the obstacle detection unit 14 and communication between the overhead traveling vehicle 8 and the station terminal 12 is prohibited. Interference between a person and an overhead traveling vehicle can be reliably prevented by interrupting and notifying the prohibition.
- the obstacle detection unit 14 communicates with the communication device 18 by, for example, a wired line or via the LAN 20. *
- FIG. 4 shows such a situation, and the manufacturing apparatus 4 includes, for example, four stations ST4a to 4d, and the overhead traveling vehicle travels in the direction of the arrow in the figure. Since the system controller 24 manages in real time which station ST4a to 4d the transported article is generated by communication from the communication device 18, the article is sent first from the most downstream station in the station where the transported article is located. The conveyance command to the overhead traveling vehicle is changed so that the article is unloaded and the article is finally unloaded from the most upstream station.
- the application to the overhead traveling vehicle system is shown.
- the embodiment can be similarly applied to a maintenance cart for a textile machine unit, a loader for a multi-axis machine tool, and the like.
- switching between the adapter control mode and the adapter path mode may be performed regularly at a cycle of, for example, about 10 msec to 100 msec, and the transport device may wait for this cycle or longer when communication is not possible.
- FIGS. 6 to 13 show a second embodiment of the communication system 2 and the communication device 18.
- reference numeral 4 denotes a manufacturing apparatus, which is a semiconductor processing apparatus, a fiber processing apparatus, a machine tool, and the like, and includes one to a plurality of stations ST1 to ST3, and an overhead traveling vehicle 8 as an example of a conveying apparatus.
- the article 9 is transferred between.
- an automatic guided vehicle traveling on the ground, a loader for a machine tool, a maintenance cart for a textile machine, or the like may be used.
- the overhead traveling vehicle 8 travels in one direction along the travel route 6.
- the stations ST1 to ST3 are provided with a station terminal 12, the overhead traveling vehicle 8 is provided with an E84 communication terminal 10, an E84 communication terminal 11 is connected to the station terminal 12 via an adapter 16, and the E84 communication terminal 11 is connected to the travel route 6. It is supported.
- Reference numeral 18 denotes a communication device such as a device server, which has a plurality of IO ports, and the mode of the IO port is: control mode (mode not using the adapter 16), Adapter control mode (mode in which the communication device 18 and the station terminal 12 communicate via the adapter 16), -Adapter path mode (mode in which the overhead traveling vehicle 8 communicates with the station terminal 12 via the adapter 16, the E84 communication terminal 10 and the E84 terminal 11), There are three types.
- a plurality of communication devices 18 are provided in the communication system 2. In the control mode, the station terminal 12 is directly connected to the communication device 18 and is not connected to the E84 communication terminal 11.
- the 20 is a LAN, and the overhead traveling vehicle 8 is connected to the LAN 20 via an access point 22, and a system controller 24 and the like are connected to the LAN 20.
- the communication device 18 is connected to the LAN 20 via the access point 22 by Wi-Fi or the like, or directly connected to the LAN 20 by wire.
- the system controller 24 is provided with a management unit 26 that stores current values of data from the plurality of communication devices 18 (data regarding the state of the station) and stores past data from the communication devices 18. Furthermore, the management unit 26 can search and edit data from a plurality of communication devices 18.
- the number of times of transfer for each station, the distribution of waiting time from the time when the article is carried out from the manufacturing apparatus to the station, and the transfer of the article to the station are requested from the system controller.
- the distribution of waiting time until loading can be obtained.
- the terminal 58 is connected to the system controller 24 to change the conveyance command to the overhead traveling vehicle 8, analyze the state of the station, change the operation rule of the communication system 2, and the like. Similarly, from a fixed or portable terminal 60, it is possible to change a conveyance command, analyze a station state, change an operation rule of the communication system 2, and the like.
- FIG. 7 shows the communication device 18 and the adapter 16, and the communication device 18 includes a plurality of IO ports P1 to P6, and each of the IO ports P1 to P6 includes a communication cable 62 composed of 17 or 24 communication lines, for example. , Connected to the adapter 16 or the station terminal 12.
- the communication cable 62 has a total of 17 communication lines, for example, 8 lines for communication with the station terminal 12, 8 lines for communication from the station terminal 12, and 1 line for switching the switch 30 of the adapter 16.
- the mode in which the switch 30 is on is the adapter pass mode
- the mode in which the switch 30 is off is the adapter control mode
- the mode in which the adapter 16 is not connected is the control mode.
- the CPU (central control unit) 54 controls the IO ports P1 to P6, the LAN unit 52, the management table 56, and the like.
- the LAN unit 52 is connected to the LAN 20 wirelessly via the access point 22 or directly by wire, and communicates with the overhead traveling vehicle 8, the system controller 24, the terminal 60, and the like.
- the management table 56 temporarily stores the mode and communication data for each IO port.
- the communication device 18 is specified by a network address such as an IP address or a MAC address, and each IO port is specified by adding a port number to the network address of the communication device 18.
- the IO port corresponds to a peripheral device in the communication system such as the station terminal 12, and the management table 56 includes a network address and a port number of the communication device, data specifying the peripheral device corresponding to the IO port, a mode, and Communication data at the port is stored.
- the meaning of the port data is determined by, for example, the port mode, and the data interpretation rules are stored in the management unit 26 of the system controller 24 and the overhead traveling vehicle 8.
- FIG. 8 shows an example of data in the management table 56.
- the MAC address and the IP address are stored as data for specifying the communication device 18, and the IO port number, the corresponding station number, and the IO port mode are stored. ing. Further, communication data via the IO port, here, 8-bit data for each IN / OUT by E84 communication is stored.
- the IO port connected to the adapter 16 also stores ON / OFF data of the switch 30, and there is no switch 30 data in the control mode. Since the ON / OFF data of the switch 30 overlaps with the mode data, at least one of them is stored.
- the IO port communicates with the station terminal 12, does not communicate with the E84 communication terminal 11, and temporarily stores communication data (here, E84 communication 16-bit data) in the management table 56.
- the system controller 24 communicates with the communication device 18 and stores data for each IO port in the management unit 26.
- the transfer device such as the overhead traveling vehicle 8 communicates with the system controller 24 or communicates with the communication device 18 to know the state of the station (whether it is ready for transfer) away from the station. it can.
- the procedure before transfer by E84 communication is completed. For example, after departure, after the transfer is completed, a procedure after the transfer is completed by E84 communication is executed.
- the main peripheral device in the communication system 2 is a station, but there are other peripheral devices such as a fire door, a charging device for the overhead traveling vehicle 8, and a lifter for moving the overhead traveling vehicle 8 up and down to the maintenance area. Many of these peripheral devices are independent of the system controller 24 and do not have a communication function. Therefore, these peripheral devices are connected to the communication device 18, the state is stored and managed by the management unit 26 of the system controller 24, and a command from the system controller 24 or the like is transmitted. Further, at the station, a person and the article 9 from the overhead traveling vehicle 8 may interfere with each other. For example, there is a risk of interference if the overhead traveling vehicle 8 lowers the article when a person is trying to deliver the article to the station. Therefore, as shown in FIG.
- an obstacle detection unit 14 including a human body detection sensor, a switch and the like is provided to detect that a person is accessing the station.
- the communication device 18 side can detect the presence or absence of obstacles.
- the transfer command can be changed. For example, when a station on the downstream side is preferentially transferred to a plurality of stations arranged from the upstream side to the downstream side along the traveling route, the overhead traveling vehicle that is stopped for the transfer is moved to the ceiling on the upstream side. There is no hindrance to transfer of traveling vehicles. Therefore, when transfer with any of a plurality of stations is possible, the transport command is changed so that the station on the downstream side is given priority within the range where transfer preparation is complete. In addition, when there is an article urgently transported like an express product, the transport command can be changed so that the overhead traveling vehicle immediately travels to the station as soon as the station side is ready.
- FIG 10 shows the processing in the adapter control mode.
- the overhead traveling vehicle 8 communicates with the station terminal 12 from the communication device 18 via the adapter 16.
- the E84 communication before the transfer is completed before the stop and the E84 communication after the transfer is completed at the same time as or after the departure is the same as the control mode.
- These communication data are monitored by the communication device 18 and stored in the management table 56 and the management unit 26. The other points are the same as in the control mode.
- Fig. 11 shows the processing in the adapter path mode.
- the overhead traveling vehicle 8 arrives at the station, and the article is transferred via the conventional E84 communication terminal 11.
- the overhead traveling vehicle 8 communicates with the station terminal 12 via the adapter 16, and the communication data is listened to by the communication device 18 and temporarily stored in the management table 56 and transferred to the management unit 26. .
- the points other than the communication with the station terminal 12 are the same as in the control mode.
- the adapter path mode and the adapter control mode can be dynamically changed by receiving an instruction from the controller, for example, via the LAN unit and switching the switch 30. For example, when the overhead traveling vehicle does not have a communication function with a communication device via LAN, the system controller instructs the communication device so that the target overhead traveling vehicle can execute the transfer, and a predetermined state is set. John can be changed to adapter pass mode.
- the controller detects that there is frequent transport and excessive communication on the LAN, it changes the IO ports corresponding to some stations to adapter path mode and The traveling vehicle also commands the communication device and the overhead traveling vehicle to perform conventional communication at the adapter path mode station. Thereby, the communication load on the network can be reduced.
- the communication device detects that an abnormality has occurred in the communication unit, the IO port set in the adapter control mode of the communication device is changed to the adapter path mode. Thereby, it is possible to prevent the conveyance from being disturbed.
- FIG. 12 shows the features of the embodiment. 1) Since the station status can be recognized remotely, the overhead traveling vehicle will not decelerate or stop due to transfer with a station that is not ready for transfer. 2) Sharing the status data of peripheral devices such as stations, charging devices, lifters, fire doors, etc., throughout the communication system 2 via the data of the management unit 26 attached to the system controller 24 or via the communication device 18 it can. 3) The transport command can be modified according to the station status to optimize the operation efficiency. 4) The operation rule and the conveyance command can be changed based on the determination by the system controller 24, the overhead traveling vehicle 8, the terminals 58, 60, and the like. Further, the data related to the station can be analyzed by the data of the management unit 26.
- FIG. 13 shows a situation in which the overhead traveling vehicle 8 can transfer the article 9 in any of the plurality of stations ST4 to ST6, and the stations ST4 to ST6 are arranged in order from the downstream side to the upstream side.
- the system controller 24 designates a group of stations to which articles may be transferred as a group, and it is left to the overhead traveling vehicle 8 to determine which station in the group to transfer. Then, the transferred station is reported from the overhead traveling vehicle 8 to the system controller 24.
- the overhead traveling vehicle 8 confirms the status of the stations ST4 to ST6 via the communication device 18, and moves to the most downstream station, for example, the station ST4, within the transferable range.
- the system controller 24 is notified of the transfer with ST4. Instead of designating the group by the system controller 24, the group may be described in the travel route map, and the station to which the overhead traveling vehicle 8 is autonomously transferred may be selected.
- FIGS. 14 and 15 show an optimum embodiment.
- the same reference numerals as those in FIGS. 1 to 13 denote the same components, and the points not described are the same as those in the embodiments of FIGS.
- the manufacturing apparatus 4 includes one to a plurality of stations ST1 to ST4, and the stations ST1 to ST4 are provided with station terminals 12, which communicate with the communication device 18 by wire or wirelessly, and receive data from the station terminals 12, Data to be transmitted to the station terminal 12 is stored in the IO port of the communication device 18.
- the obstacle detection unit 14 is provided in the station ST3, and a signal from the obstacle detection unit 14 is input to the IO port for the station ST3 of the communication device 18.
- the overhead traveling vehicle 8, the system controller 24, and the terminals 58 and 60 communicate with the communication device 18 via the LAN 20 and read the ON / OFF signal of the IO port, and change the ON / OFF signal of the IO port in exclusive control. it can. Further, the ON / OFF signal of the IO port is stored in the management unit 26 and can be referred to by the overhead traveling vehicle 8, the terminals 58 and 60, the system controller 24, and the like.
- FIG. 15 shows the processing in the communication device.
- step 1 the presence or absence of access to the IO port via the LAN is monitored, and when accessed, the IP address of the accessed device, the overhead traveling vehicle 8, and the system controller 24 are displayed.
- step 2 The type of device such as the terminal 58, the port number of the designated IO port, and the type of access indicating whether or not exclusive control is required (step 2).
- step 3 Whether or not exclusive control is necessary is determined in step 3, and if not required, information from the device is stored (step 5), and the state of the IO port (ON / OFF signal from the IO port) is transmitted (step 6). If there is no next request, the communication is terminated (step 8). If exclusive control is required but other devices are executing exclusive control, communication is rejected (step 4). If the exclusive control is not executed with another device, the exclusive control is accepted, and steps 5, 6 and 8 are executed. In step 7, the ON / OFF signal of the IO port is changed.
- the ON / OFF signal of the IO port is a signal from the transport system for the station terminal 12, and the change of the ON / OFF signal is, for example, a request to start delivery of an article to the station, confirmation that delivery has been completed, and delivery It is to send a signal such as the occurrence of an abnormality in the inside. And while performing exclusive control, the overhead traveling vehicle 8 delivers articles to the station and the like.
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Abstract
Description
この発明での追加の課題は、搬送装置が既存の通信端末経由で製造装置と通信することを妨げずに、搬送装置及び地上側に固定の搬送装置のコントローラが、この発明の通信デバイスを介して製造装置と通信することができるようにすることにある。
この発明での他の追加の課題は、製造装置へ物品を搬出入する搬送装置も、そのコントローラも、IOポートのON/OFF信号を遠隔から知り、かつIOポートを遠隔から制御できるようにし、搬送装置からも製造装置の動作を制御することにある。
この発明での他の追加の課題は、IOポートを排他的に制御することにより、同時に複数の装置が製造装置へ働きかけることを防止し、かつ排他制御が行われている場合でも、IOポートのON/OFF信号を遠隔から知り得るようにすることにより、製造装置へアクセス物品を搬出入する装置の効率を改善することにある。
前記IOポートは、前記製造装置との間で、複数ビットから成るON/OFF信号を交換するように構成され、
前記制御部は、
LANを介して通信先から通信要求を受け付けて、通信先のネットワークアドレスと、通信先から指定されたIOポートを特定するデータ、とを記憶し、
通信先からの要求に従い、指定されたIOポートのON/OFF信号を変更し、
かつ通信先からの要求に従い、指定されたIOポートのON/OFF信号を、通信ユニットとLANとを経由して、通信先へ送信するように構成されていることを特徴とする。
前記製造装置は、前記搬送装置と通信自在で、かつ製造装置の本体に通信線で接続されている通信端末を備え、
前記通信線に挿入されると共に、前記IOポートに接続されるアダプタとから成り、
前記アダプタは、
前記通信端末と前記本体との通信を中継すると共に、通信データを前記IOポートへ送出するアダプタパスモードと、
かつ通信端末と前記本体とが通信していない場合に、製造装置と前記IOポートとの通信を中継するアダプタコントロールモードとの間で切替自在に構成されていることを特徴とする。
前記通信デバイスは、LANとの通信ユニットと、少なくとも1個のIOポートと、制御部とを備え、
前記IOポートは、製造装置に接続自在で、前記製造装置との間で、複数ビットから成るON/OFF信号を交換するように構成され、
前記制御部は、
前記搬送装置及び前記コントローラを通信先として、通信先からのLANを介しての通信要求を受け付け、通信先の要求の送出元のネットワークアドレスと、通信先から指定されたIOポートを特定するデータ、とを記憶し、
前記通信先からの要求に従い、指定されたIOポートのON/OFF信号を変更し、
かつ前記通信先からの要求に従い、指定されたIOポートのON/OFF信号を、通信ユニットとLANとを経由して、前記通信先へ送信するように構成されていることを特徴とする。
搬送装置の本体と通信線で接続されている通信端末を備えている製造装置に対しては、IOポートへ接続されているアダプタを、通信線へ挿入する。そしてアダプタパスモードで、通信端末と本体との通信を中継することにより、搬送装置は通信端末とアダプタとを介して製造装置本体と通信でき、通信データは通信デバイスのIOポートへ送出される。また通信端末と前記本体とが通信していない場合に、アダプタコントロールモードで、アダプタを介し製造装置とIOポートとが通信できる。このため、通信端末経由で搬送装置が製造装置と通信することも、搬送装置及び搬送システムのコントローラ等が、アダプタ経由で製造装置と通信することもできる。
製造装置に接続されているこの発明の通信デバイスと、搬送装置と、搬送装置のコントローラ(搬送システムのコントローラ)とにより、通信システムを構成することができる。このシステムでは、コントローラも搬送装置も、LANを経由して、製造装置に接続されているIOポートのON/OFF信号を知り、またON/OFF信号を変更することができる。
前記制御部は、
通信先からの通信要求に基づいて、指定されたIOポートへの排他制御が必要か否かを判断する判断部を供え、
通信先からの通信要求を受け付け、指定されたIOポートへの排他制御が必要と判断された場合に、
指定されたIOポートの状態が排他制御無しの場合には、通信先からの要求に従い指定されたIOポートのON/OFF信号を変更すると共に、指定されたIOポートへの排他制御を有りとするように、前記記憶部の記憶を変更し、
指定されたIOポートの状態が排他制御有りの場合には、指定されたIOポートのON/OFF信号の変更を拒否し、
また、通信先からの通信要求を受け付け、指定されたIOポートへの排他制御が不要と判断された場合に、指定されたIOポートへの排他制御の有無に係わらず、通信先からの要求に従い、指定されたIOポートのON/OFF信号を、通信ユニットとLANとを経由して通信先へ送信する。
特に好ましくは、指定されたIOポートのON/OFF信号に、前記コントローラと搬送装置とがアクセス自在に構成されている。
図1~図5に半導体の搬送を例に第1の実施例を示すが、ローダによるワークの搬送、保守台車による糸パッケージの搬送等でも同様である。各図において、2は半導体の製造装置、検査装置等で、ここではこれらを製造装置4と呼ぶ。製造装置4は1個ないし複数個のステーションSTを備え、天井走行車8との間でFOUP(Front-Opening Unified Pod)等の物品9を受け渡しする。なお天井走行車8はレール状の走行ルート6に沿って天井スペースを走行するが、地上走行の無人搬送車等を搬送装置としても良い。
図6~図13に通信システム2と通信デバイス18との第2の実施例を示し、図1~図5の第1の実施例と同じ符号は同じものを表し、記載の無い点は第1の実施例と同様である。図6において、4は製造装置で、半導体の処理装置、繊維の加工装置、工作機械等であり、1個~複数個のステーションST1~ST3を備えて、搬送装置の例としての天井走行車8との間で、物品9を移載する。天井走行車8に代えて、地上走行の無人搬送車、工作機械のローダ、繊維機械の保守台車等でも良い。なお天井走行車8は走行ルート6に沿って一方向に走行する。ステーションST1~ST3はステーション端末12を備え、天井走行車8はE84通信端末10を備え、ステーション端末12にはアダプタ16を介してE84通信端末11が接続され、E84通信端末11は走行ルート6に支持されている。18はデバイスサーバ等の通信デバイスで、複数のIOポートを備え、IOポートのモードは
・ コントロールモード(アダプタ16を使用しないモード)と、
・ アダプタコントロールモード(アダプタ16を経由して、通信デバイス18とステーション端末12とが通信するモード)、
・ アダプタパスモード(アダプタ16、E84通信端末10及びE84端末11を経由し、天井走行車8がステーション端末12と通信するモード)、
の3種類である。通信デバイス18は、通信システム2内に複数設けられている。またコントロールモードでは、ステーション端末12は直接通信デバイス18に接続され,E84通信端末11には接続されていない。
1) ステーションの状態を遠隔から認識できるので、移載準備の整っていないステーションとの移載のために、天井走行車が減速あるいは停止することがない。
2) ステーション、充電装置、リフター、防火扉等の周辺機器の状態データを、システムコントローラ24に付属の管理部26のデータを介して、あるいは通信デバイス18を介して、通信システム2の全体で共有できる。
3) ステーションの状態に応じて搬送指令を修正し、運用効率を最適化できる。
4) システムコントローラ24、天井走行車8,端末58,60等での判断により、運用ルールと搬送指令とを変更できる。また管理部26のデータによりステーションに関するデータを解析できる。
図14,図15に最適実施例を示し、図1~図13と同じ符号は同じものを表し、記載の無い点は図1~図13の各実施例と同様である。製造装置4は1個~複数個のステーションST1~ST4を備え、ステーションST1~ST4にはステーション端末12が設けられ、有線あるいは無線で通信デバイス18と通信し、ステーション端末12からの受信データと、ステーション端末12へ送出するデータとが、通信デバイス18のIOポートに記憶される。またステーションST3には障害物検出部14が設けられ、通信デバイス18のステーションST3用のIOポートへ障害物検出部14からの信号が入力される。天井走行車8,システムコントローラ24,端末58,60は、LAN20を介して、通信デバイス18と通信し、IOポートのON/OFF信号を読みとると共に、排他制御ではIOポートのON/OFF信号を変更できる。またIOポートのON/OFF信号は管理部26に記憶されて、天井走行車8,端末58,60,及びシステムコントローラ24等が参照できる。
8 天井走行車(搬送装置) 9 物品 10,11 E84通信端末
12 ステーション端末 14 障害物検出部 16 アダプタ
18 通信デバイス 20 LAN 22 アクセスポイント
24 システムコントローラ 26 管理部 28 通信線
29 第2の通信線 30 スイッチ 31,32 コネクタ
34 通信線 35~37 コネクタ 40 主回路基板
42 アダプタ基板 43 モード制御回路 44 制御回路
45,46 監視回路 47~50 個別ポート
52 LANユニット 54 CPU 56 管理テーブル
58,60 端末 62 通信ケーブル
ST1~ST6 ステーション P1~P6 IOポート
Claims (13)
- LANとの通信ユニットと、製造装置に接続自在な少なくとも1個のIOポートと、制御部とを備える通信デバイスであって、
前記IOポートは、前記製造装置との間で、複数ビットから成るON/OFF信号を交換するように構成され、
前記制御部は、
LANを介して通信先から通信要求を受け付けて、通信先のネットワークアドレスと、通信先から指定されたIOポートを特定するデータ、とを記憶し、
通信先からの要求に従い、指定されたIOポートのON/OFF信号を変更し、
かつ通信先からの要求に従い、指定されたIOポートのON/OFF信号を、通信ユニットとLANとを経由して、通信先へ送信するように構成されていることを特徴とする、通信デバイス。 - IOポートへの排他制御の有無を記憶するための記憶部をさらに備え、
前記制御部は、
通信先からの通信要求に基づいて、指定されたIOポートへの排他制御が必要か否かを判断する判断部を供え、
通信先からの通信要求を受け付け、指定されたIOポートへの排他制御が必要と判断された場合に、
指定されたIOポートの状態が排他制御無しの場合には、通信先からの要求に従い指定されたIOポートのON/OFF信号を変更すると共に、指定されたIOポートへの排他制御を有りとするように、前記記憶部の記憶を変更し、
指定されたIOポートの状態が排他制御有りの場合には、指定されたIOポートのON/OFF信号の変更を拒否し、
また、通信先からの通信要求を受け付け、指定されたIOポートへの排他制御が不要と判断された場合に、指定されたIOポートへの排他制御の有無に係わらず、通信先からの要求に従い、指定されたIOポートのON/OFF信号を、通信ユニットとLANとを経由して通信先へ送信するように構成されていることを特徴とする、請求項1の通信デバイス。 - 前記通信先は、製造装置のステーションへ物品を搬出入する搬送装置と、複数の搬送装置を制御するコントローラとを含み、
前記コントローラへ、通信ユニットを介して指定されたIOポートのON/OFF信号を送出するように構成されていることを特徴とする、請求項1または2の通信デバイス。 - 通信デバイスはネットワークアドレスを有し、かつIOポートにポートを特定するデータが付されていることを特徴とする、請求項1~3のいずれかの通信デバイス。
- 指定されたIOポートのON/OFF信号に、前記コントローラと搬送装置とがアクセス自在に構成されていることを特徴とする、請求項3または4の通信デバイス。
- 製造装置以外の周辺機器をIOポートに接続し、周辺機器の状態データへ、前記コントローラと搬送装置とがアクセス自在に構成されていることを特徴とする、請求項3~5のいずれかの通信デバイス。
- 前記通信先は、製造装置のステーションへ物品を搬出入する搬送装置と、複数の搬送装置を制御するコントローラとを含み、
前記製造装置は、前記搬送装置と通信自在で、かつ製造装置の本体に通信線で接続されている通信端末を備え、
請求項1~6のいずれかの通信デバイスと、
前記通信線に挿入されると共に、前記IOポートに接続されるアダプタとから成り、
前記アダプタは、
前記通信端末と前記本体との通信を中継すると共に、通信データを前記IOポートへ送出するアダプタパスモードと、
かつ通信端末と前記本体とが通信していない場合に、製造装置と前記IOポートとの通信を中継するアダプタコントロールモードとの間で切替自在に構成されていることを特徴とする、通信機器。 - 前記IOポートは、前記アダプタに接続されている状態と、製造装置の端末と直接通信する状態との間で切替自在であることを特徴とする、請求項7の通信機器。
- 前記アダプタは、前記通信線に挿入されているスイッチと、前記通信線から分岐し前記IOポートへ接続されている第2の通信線とから成り、
前記IOポートは、アダプタコントロールモードでも、アダプタパスモードでも、前記本体との通信を監視するように構成されていることを特徴とする、請求項7または8の通信機器。 - 前記通信ユニットの異常を検出すると、アダプタコントロールモードに設定されたIOポートをアダプタパスモードに変更するように構成されていることを特徴とする、請求項7~9のいずれかの通信機器。
- 前記通信ユニットによって搬送装置からの指示を受け付けて、アダプタコントロールモードに設定されたIOポートをアダプタパスモードに変更するように構成されていることを特徴とする、請求項7~10のいずれかの通信機器。
- 製造装置のステーションへ物品を搬出入する搬送装置と、搬送装置のコントローラと、製造装置側の通信デバイスとから成り、
前記通信デバイスは、LANとの通信ユニットと、少なくとも1個のIOポートと、制御部とを備え、
前記IOポートは、製造装置に接続自在で、前記製造装置との間で、複数ビットから成るON/OFF信号を交換するように構成され、
前記制御部は、
前記搬送装置及び前記コントローラを通信先として、通信先からのLANを介しての通信要求を受け付け、通信先の要求の送出元のネットワークアドレスと、通信先から指定されたIOポートを特定するデータ、とを記憶し、
前記通信先からの要求に従い、指定されたIOポートのON/OFF信号を変更し、
かつ前記通信先からの要求に従い、指定されたIOポートのON/OFF信号を、通信ユニットとLANとを経由して、前記通信先へ送信するように構成されていることを特徴とする、通信システム。 - 搬送装置のコントローラは、指定されたIOポートのON/OFF信号に基づき、搬送指令の変更あるいは移載の中止を行うように構成されていることを特徴とする、請求項12の通信システム。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201380055040.XA CN104737270B (zh) | 2012-11-02 | 2013-06-10 | 通信装置和通信设备及通信系统 |
| EP13852085.3A EP2916345B1 (en) | 2012-11-02 | 2013-06-10 | Communication device, communication equipment and communication system |
| KR1020157008390A KR101642793B1 (ko) | 2012-11-02 | 2013-06-10 | 통신 디바이스와 통신 기기 및 통신 시스템 |
| JP2014544339A JP6036842B2 (ja) | 2012-11-02 | 2013-06-10 | 通信デバイスと通信機器及び通信システム |
| SG11201503376TA SG11201503376TA (en) | 2012-11-02 | 2013-06-10 | Communication device, communication equipment and communication system |
| US14/434,813 US9880963B2 (en) | 2012-11-02 | 2013-06-10 | Communication device including communication unit configured to communicate via local area network (LAN) and at least one I/O port that is connectable to manufacturing apparatus |
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| JP2013008225 | 2013-01-21 |
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| EP (1) | EP2916345B1 (ja) |
| JP (1) | JP6036842B2 (ja) |
| KR (1) | KR101642793B1 (ja) |
| CN (1) | CN104737270B (ja) |
| SG (1) | SG11201503376TA (ja) |
| TW (1) | TWI573750B (ja) |
| WO (1) | WO2014069029A1 (ja) |
Cited By (9)
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| WO2015064000A1 (ja) * | 2013-10-28 | 2015-05-07 | 村田機械株式会社 | 通信デバイスおよび通信デバイスの制御方法 |
| JP2016118845A (ja) * | 2014-12-19 | 2016-06-30 | 村田機械株式会社 | 通信デバイス及び通信デバイスの制御方法 |
| JP2018006705A (ja) * | 2016-07-08 | 2018-01-11 | シンフォニアテクノロジー株式会社 | ロードポート及びロードポートを備える基板搬送システム |
| JP2019117616A (ja) * | 2017-12-27 | 2019-07-18 | オ,ハクソ | 自動搬送システムの作業時間を短縮するためのデータ通信方法 |
| WO2020066458A1 (ja) * | 2018-09-27 | 2020-04-02 | 村田機械株式会社 | 制御方法、搬送システム、及び通信デバイス |
| JPWO2019073928A1 (ja) * | 2017-10-10 | 2020-06-18 | 村田機械株式会社 | 通信方法及び通信システム |
| JPWO2021186502A1 (ja) * | 2020-03-16 | 2021-09-23 | ||
| CN114518724A (zh) * | 2022-01-28 | 2022-05-20 | 弥费实业(上海)有限公司 | 一种适用于amhs系统的通讯装置及通讯方式 |
| CN115623352A (zh) * | 2022-09-07 | 2023-01-17 | 江苏品德网络科技有限公司 | 一种基于识别技术的防火型网络交换机 |
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| JP6764943B2 (ja) * | 2016-12-12 | 2020-10-07 | 株式会社Fuji | 対基板作業システム |
| JP7388241B2 (ja) * | 2020-02-28 | 2023-11-29 | オムロン株式会社 | 制御装置及び搬送システム |
| CN113371614B (zh) * | 2020-03-10 | 2023-01-31 | 长鑫存储技术有限公司 | 自动化天车防撞系统及方法 |
| JP7648076B2 (ja) * | 2020-12-07 | 2025-03-18 | サイレックス・テクノロジー株式会社 | 通信システム及び通信方法 |
| CN115028103B (zh) * | 2022-06-09 | 2024-01-09 | 长鑫存储技术有限公司 | 一种装载装置及自动物料搬送系统 |
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- 2013-06-10 CN CN201380055040.XA patent/CN104737270B/zh active Active
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- 2013-06-10 KR KR1020157008390A patent/KR101642793B1/ko active Active
- 2013-06-10 SG SG11201503376TA patent/SG11201503376TA/en unknown
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| WO2015064000A1 (ja) * | 2013-10-28 | 2015-05-07 | 村田機械株式会社 | 通信デバイスおよび通信デバイスの制御方法 |
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| JP2016118845A (ja) * | 2014-12-19 | 2016-06-30 | 村田機械株式会社 | 通信デバイス及び通信デバイスの制御方法 |
| JP2018006705A (ja) * | 2016-07-08 | 2018-01-11 | シンフォニアテクノロジー株式会社 | ロードポート及びロードポートを備える基板搬送システム |
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| JPWO2019073928A1 (ja) * | 2017-10-10 | 2020-06-18 | 村田機械株式会社 | 通信方法及び通信システム |
| JP2019117616A (ja) * | 2017-12-27 | 2019-07-18 | オ,ハクソ | 自動搬送システムの作業時間を短縮するためのデータ通信方法 |
| TWI702575B (zh) * | 2017-12-27 | 2020-08-21 | 南韓商肯塔斯股份有限公司 | 縮短自動搬運系統作業時間的資料通信方法 |
| JPWO2020066458A1 (ja) * | 2018-09-27 | 2021-08-30 | 村田機械株式会社 | 制御方法、搬送システム、及び通信デバイス |
| WO2020066458A1 (ja) * | 2018-09-27 | 2020-04-02 | 村田機械株式会社 | 制御方法、搬送システム、及び通信デバイス |
| JP7083119B2 (ja) | 2018-09-27 | 2022-06-10 | 村田機械株式会社 | 制御方法、搬送システム、及び通信デバイス |
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| CN114518724A (zh) * | 2022-01-28 | 2022-05-20 | 弥费实业(上海)有限公司 | 一种适用于amhs系统的通讯装置及通讯方式 |
| CN114518724B (zh) * | 2022-01-28 | 2023-04-28 | 弥费科技(上海)股份有限公司 | 一种适用于amhs系统的通讯装置及通讯方式 |
| CN115623352A (zh) * | 2022-09-07 | 2023-01-17 | 江苏品德网络科技有限公司 | 一种基于识别技术的防火型网络交换机 |
| CN115623352B (zh) * | 2022-09-07 | 2023-05-26 | 江苏品德网络科技有限公司 | 一种基于识别技术的防火型网络交换机 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20150269107A1 (en) | 2015-09-24 |
| JP6036842B2 (ja) | 2016-12-07 |
| EP2916345A4 (en) | 2016-05-11 |
| EP2916345B1 (en) | 2018-11-28 |
| JPWO2014069029A1 (ja) | 2016-09-08 |
| KR101642793B1 (ko) | 2016-08-10 |
| SG11201503376TA (en) | 2015-06-29 |
| TW201418131A (zh) | 2014-05-16 |
| KR20150052204A (ko) | 2015-05-13 |
| US9880963B2 (en) | 2018-01-30 |
| CN104737270B (zh) | 2017-04-19 |
| EP2916345A1 (en) | 2015-09-09 |
| TWI573750B (zh) | 2017-03-11 |
| CN104737270A (zh) | 2015-06-24 |
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