WO2021255847A1 - Système de gestion de stocks, appareil de gestion de stocks, et conteneur de stockage - Google Patents

Système de gestion de stocks, appareil de gestion de stocks, et conteneur de stockage Download PDF

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Publication number
WO2021255847A1
WO2021255847A1 PCT/JP2020/023713 JP2020023713W WO2021255847A1 WO 2021255847 A1 WO2021255847 A1 WO 2021255847A1 JP 2020023713 W JP2020023713 W JP 2020023713W WO 2021255847 A1 WO2021255847 A1 WO 2021255847A1
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WIPO (PCT)
Prior art keywords
inventory
list
article
information
reader
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PCT/JP2020/023713
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English (en)
Japanese (ja)
Inventor
正二 林
幸伸 丸山
功一 梅澤
Original Assignee
日立グローバルライフソリューションズ株式会社
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Application filed by 日立グローバルライフソリューションズ株式会社 filed Critical 日立グローバルライフソリューションズ株式会社
Priority to JP2022531160A priority Critical patent/JP7405979B2/ja
Priority to PCT/JP2020/023713 priority patent/WO2021255847A1/fr
Priority to CN202080099746.6A priority patent/CN115427991A/zh
Publication of WO2021255847A1 publication Critical patent/WO2021255847A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/08—Logistics, e.g. warehousing, loading or distribution; Inventory or stock management

Definitions

  • the present invention relates to an inventory management system, an inventory management device, and a storage container.
  • the inventory management device of Patent Document 1 is integrated with a refrigerator for storing food.
  • the inventory management device reads, for example, an RFID (Radio Frequency IDentifier) tag attached to a reusable spout attached to a PET bottle.
  • RFID Radio Frequency IDentifier
  • the automatic reading system of Patent Document 2 simultaneously reads the RFID tag and barcode attached to the product at the gate through which the product passes.
  • the RFID tag records the identification information of the RFID tag, and the barcode stores the product information.
  • the automatic reading system associates the identification information of the RFID tag with the product information.
  • RFID tags are currently becoming widespread, they have not completely eliminated two-dimensional barcodes (for example, QR (Quick Response, registered trademark) codes) and other barcodes. From a cost perspective, these tags and codes are expected to coexist for the foreseeable future.
  • QR Quick Response, registered trademark
  • an object of the present invention is to read a tag or a code attached to an article without omission in an environment where a radio wave reader and an optical reader coexist.
  • the inventory management system of the present invention has a radio wave reader that reads the first information about the article attached to the article, an optical reader that reads the second information about the article attached to the article, and an article related to the first information read. It is characterized by comprising an inventory management device for issuing an instruction to display an article related to the read second information in association with the space in which the article is stored. Other means will be described in the form for carrying out the invention.
  • the tag or code attached to an article can be read without omission in an environment where a radio wave reader and an optical reader coexist.
  • the present embodiment is an example of storing food in a space such as a refrigerator at home.
  • the present invention is generally applicable to an example of storing articles other than food in a space other than a home such as a production site.
  • FIG. 1 is a diagram illustrating the flow of food.
  • Foods such as yogurt 45, dressing 46, and jam 47 are delivered from the manufacturer 41 to the consumer 44 via the wholesaler 42 and the retailer 43.
  • the consumer 44 has a refrigerator 51, a pantry 52, and a food shelf 53 as storage containers.
  • the quantities of the refrigerator 51, the pantry 52 and the food rack 53 are arbitrary.
  • the circled “entry” in FIG. 1 indicates that food enters the space managed by the manufacturer 41, the wholesaler 42, and the retailer 43, or into the space such as the refrigerator 51 owned by the consumer 44.
  • the encircled “out” indicates that the food exits from a space managed by the manufacturer 41, the wholesaler 42, the retailer 43, or from a space such as the refrigerator 51 owned by the consumer 44.
  • the yogurt 45 is first stored in the refrigerator 51, then discharged from the refrigerator 51 immediately before meals and served at a dining table or the like.
  • the dressing 46 is first stored in the food storage 52, and is discharged from the food storage 52 immediately before a meal and served at a table or the like.
  • the dressing 46 may be stored in the refrigerator 51, discharged from the refrigerator 51 immediately before meals, and served at the dining table, etc., and may be served from the food storage 52 to the dining table, etc. via the food shelf 53.
  • jam 47 There is also.
  • food moves in a plurality of containers (spaces) after being brought into the home and before being served on a table or the like.
  • an article such as food is read by a reader each time it enters a space or exits the space.
  • the device for managing warehousing and delivery detects "warehousing” or “delivery” of the article depending on the reading result of the reader and the direction in which the article moves.
  • the articles are read by the reader all at once in a certain space at a certain point in time.
  • the inventory management device detects the presence or absence of the article based on the reading result of the reader.
  • RFID tag and QR code 2 to 4 are diagrams illustrating the types of tags and codes.
  • the yogurt 45 is attached with the RFID tag 61 and the QR code 62.
  • FIG. 3 only the RFID tag 61 is attached to the dressing 46.
  • FIG. 4 only the QR code 62 is attached to the jam 47.
  • foods generally distributed may have a mixture of foods to which only one of the RFID tag 61 and the QR code 62 is attached and foods to which both are attached.
  • the readers assumed in this embodiment are a radio wave reader and an optical reader.
  • the radio wave reader irradiates the tag to be read (for example, a metal chip) with radio waves from its own antenna.
  • the tag sends a response radio wave to the radio wave reader in response to the radio wave.
  • the response radio wave includes EPC (details described later).
  • the radio wave reader receives the response radio wave and reads the EPC.
  • the optical reader irradiates the code to be read (for example, printed matter) with light from its own light source.
  • the optical reader reads the light reflected by the cord.
  • the code is a one-dimensional striped pattern or a two-dimensional checkered pattern, and EPC is embedded in these patterns (encrypted by a predetermined rule).
  • the optical reader reads the EPC by detecting the reflected light.
  • the optical reader may be a camera.
  • the object read by the camera may be a figure other than the code. Even in this case, the figure embeds the EPC, and the camera can read the EPC.
  • the "RFID reader” is an example of a radio wave reader
  • the "QR reader” is an example of an optical reader. Then, it is assumed that the radio wave reader reads the RFID tag and the QR reader reads the "QR code”.
  • RFID tags and QR codes Information stored in RFID tag and QR code
  • all foods are attached with an RFID tag 61 and / or a QR code 62 recording an EPC (Electronic Product Code).
  • the EPC is represented by, for example, a 24-digit hexadecimal number (0 to 9 or A to F).
  • RFID tags and QR codes will be referred to as "tags" in a broad sense.
  • the predetermined digit of the EPC is "readability information".
  • the predetermined digit is the last digit.
  • the readability information is readable by both the radio wave reader and the optical reader, or can be read only by the radio wave reader (read by the optical reader). Can't).
  • the readability information here is any one of the numbers 0, 1, 2, ..., 9.
  • the predetermined digit is not limited to the last one digit, and the readability information may be recorded in any digit.
  • the readability information indicates that the tag attached to the food can be read only by the optical reader (it cannot be read by the radio wave reader).
  • the readability information here is any one of the characters A, B, ..., F.
  • the types of digits other than the last one digit are common to all foods.
  • the RFID tag 61 and the QR code 62 are simultaneously attached to one food (yogurt 45), they record the value of EPC having exactly the same contents.
  • FIG. 5 is a diagram illustrating a configuration of an inventory management device and warehousing / delivery management.
  • the inventory management device 1 is a general computer (server, personal computer, mobile terminal device, etc.).
  • the inventory management device 1 includes a central control device 11, an input device 12 such as a mouse, a keyboard, and a touch panel, an output device 13 such as a display, a main storage device 14, an auxiliary storage device 15, and a communication device 16. These are interconnected by a bus.
  • the auxiliary storage device 15 stores an inventory list 31 and an exclusive processing list 32 (both described in detail later).
  • the input / output processing unit 21 and the inventory management unit 22 in the main storage device 14 are programs.
  • the central control device 11 reads these programs from the auxiliary storage device 15 and loads them into the main storage device 14, thereby realizing the functions of the respective programs (details will be described later).
  • the auxiliary storage device 15 may be configured independently of the inventory management device 1.
  • the kitchen 3 of the home has a refrigerator 51, a pantry 52, and a food shelf 53 as a storage container (space).
  • the kitchen 3 has one or more radio wave readers 63 and one or more optical readers 64.
  • Each storage container, radio wave reader 63, and optical reader 64 are connected to the inventory management device 1 via the network 2.
  • the inventory management device 1, the radio wave reader 63, and the optical reader 64 constitute an inventory management system.
  • the inventory management device 1 may detect the receipt of food in the context of the opening / closing timing of the door of the refrigerator 51 and the reading timing of the tag.
  • the inventory management device 1 may detect the delivery of food in the context of the opening / closing timing of the door of the refrigerator 51 and the reading timing of the tag.
  • the yogurt shown in FIG. 6 described later is registered in the inventory list of the refrigerator. Consumers first forget to have an optical reader near the refrigerator read the yogurt when they take it out of the refrigerator. Then, when the consumer puts the yogurt in the refrigerator again, the optical reader near the refrigerator reads the yogurt, and then the door is opened. In this case, yogurt will be removed from the inventory list if the opening and closing of the door is not taken into consideration. However, since the door is opened after reading, the inventory management device 1 may determine that the yogurt is in the refrigerator.
  • the inventory management device 1 uses the inventory list to notify the optical reader when the food is warehousing, and to notify the optical reader when the food is to be delivered. In that case, a continuous notification sound "pip" may be notified. In this way, the consumer will notice that he or she has forgotten or misread the reading by the optical reader.
  • the inventory management device 1 may detect the delivery of food by accepting the consumer to press the "delivery button" displayed on the door or the like of the refrigerator 51. The consumer performs the same operation when the food is stored in the food storage 52 or the food shelf 53 and when the food is discharged from the food storage 52 or the food shelf 53.
  • FIG. 6 is a diagram illustrating an inventory list 31.
  • the inventory list 31 is a list of foods 33 to 35 stored in a storage container at a certain point in time.
  • the inventory management device 1 displays the inventory list 31 on a display device installed on a door or the like of a storage container (refrigerator 51 or the like).
  • the consumer ejects the food from the storage container, the consumer presses the "exit" buttons 36 to 37 corresponding to the food.
  • the inventory management device 1 can output an instruction to display the inventory list 31 to the output device 13 or any external device.
  • FIG. 7 is a diagram illustrating the configuration of the inventory management device and inventory management.
  • the inventory management device 1 of FIG. 7 is the same as the inventory management device 1 of FIG. Similar to FIG. 5, the kitchen 3 has a refrigerator 51, a pantry 52, and a food shelf 53 as storage containers (spaces). Each storage container stores many foods 45-47. Consumers are now trying to find out what foods are currently stored in each storage container.
  • the consumer transmits, for example, an instruction to simultaneously irradiate the food in the refrigerator 51 to the radio wave reader 63 arranged inside the refrigerator 51. Then, the radio wave reader 63 reads the EPCs of all the foods stored in the refrigerator 51.
  • FIG. 8 is a diagram illustrating a reading pattern. Looking at FIG. 8, the following can be seen. Note that FIG. 8 is a diagram for explanatory purposes and is not stored in the auxiliary storage device 15. -The EPC embeds the country name, manufacturer name, product item name, and tag type of the product's production area in its own digit. Accordingly, the EPC column 101 stores the EPC itself (column 101a), the country name (column 101b) where the product is produced, the manufacturer name (column 101c), the product item name (column 101d), and the tag type (column 101e). is doing.
  • the tag type (column 101e) is any one of "RFID, QR”, “RFID” and “QR”.
  • RFID, QR indicates that the tag is readable by both radio and optical readers.
  • RFID indicates that the tag is readable only by a radio reader.
  • QR indicates that the tag is readable only by an optical reader.
  • each storage container (column 102), both the radio wave reader and the optical reader try to read the tag.
  • the "RFID reader” in the reader type column 103 represents a radio wave reader, and the “QR reader” represents an optical reader.
  • the RFID reader outputs the characters “inventory” when the EPC is read. The RFID reader will otherwise output nothing. "?” Indicates this. The same applies to the QR reader (column 104).
  • FIG. 9 is an example of the exclusive processing list 32.
  • the product item is stored in the product item column 122 and the exclusive processing content is stored in the exclusive processing content column 123 in association with the EPC stored in the EPC column 121.
  • the EPC in the EPC column 121 is the above-mentioned EPC.
  • the product item in the product item column 122 is a product item included in the EPC.
  • the exclusive processing list 32 may have a country name list, a manufacturer name column, and a serial number column.
  • the exclusive processing content in the exclusive processing content column 123 is the specific content of the exclusive processing.
  • the exclusive processing is an exception processing that should be performed separately for the food when the inventory is inspected using the RFID reader in principle for the entire food. Here, it is stored that the food (jam) is "read with an optical reader (QR reader or the like)" or “manually confirmed”.
  • FIG. 10 is a flowchart of the exclusive processing target determination processing procedure.
  • the input / output processing unit 21 of the inventory management device 1 accepts warehousing. Specifically, the input / output processing unit 21 accepts the consumer to store the food in the storage container (for example, the refrigerator 51). The input / output processing unit 21 accepts warehousing by detecting, for example, that the consumer operates the door of the refrigerator 51.
  • step S202 the input / output processing unit 21 reads the tag with the QR reader. Specifically, the consumer reads the tag attached to the food to be received with a QR reader. However, there are cases where the QR reader cannot read the tag (the tag does not exist). If read, the input / output processing unit 21 receives the EPC from the QR reader.
  • step S203 the inventory management unit 22 determines whether or not the tag has been read. Specifically, the input / output processing unit 21 proceeds to step S205 when the QR reader can read the tag (step S203 “Yes”), and proceeds to step S204 in other cases (step S203 “No”).
  • step S204 the input / output processing unit 21 reads the tag with the RFID reader. Specifically, the consumer reads the tag attached to the food to be received with an RFID reader. Then, the input / output processing unit 21 receives the EPC from the RFID reader.
  • the order of steps S202 and S204 may be reversed.
  • step S205 the inventory management unit 22 determines the tag type. Specifically, the inventory management unit 22 refers to a predetermined digit of the EPC received in step S202 or S204, and determines whether the stored food is either ⁇ 1> or ⁇ 2> below. do. ⁇ 1> The EPC of food can be read by both the RFID reader and the QR reader "or can be read only by the RFID reader. ⁇ 2> EPC of food can be read only by QR reader. "
  • step S206 the inventory management unit 22 determines whether or not the tag type is "QR alone". Specifically, the inventory management unit 22 proceeds to step S207 when the food corresponds to the above ⁇ 2> (step S206 “Yes”), and proceeds to step S208 in other cases (step S206 “No”). move on.
  • step S207 the inventory management unit 22 creates a record of the exclusive processing list 32 (FIG. 9). Specifically, the inventory management unit 22 creates a new record in the exclusive processing list 32, stores the EPC and the product item in the EPC column 121 and the product item column 122 of the new record, and stores the EPC and the product item in the exclusive processing content column 123. Stores the specific contents of the exclusive processing specified by the consumer.
  • step S208 the inventory management unit 22 creates a record of the inventory list 31 (FIG. 6). Specifically, the inventory management unit 22 stores as a record of the inventory list 31 that the food was present in the storage container at the time of receiving the warehousing. After that, there will be a slight time interval until the timing of inventory inspection.
  • step S209 the inventory management unit 22 receives an instruction to start an inventory inspection. Specifically, the inventory management unit 22 accepts the consumer to input an instruction to perform the inventory inspection via the input device 12.
  • step S210 the inventory management unit 22 specifies the target of exclusive processing. Specifically, the inventory management unit 22 reads out the exclusive processing list 32 (FIG. 9) from the auxiliary storage device 15 and identifies the food to be the exclusive processing.
  • step S211 the inventory management unit 22 displays the specific content of the exclusive processing. Specifically, the inventory management unit 22 displays the exclusive processing content (column 123 in FIG. 9) on the output device 13 in association with the specified food. The consumer then attempts to read the tag attached to the identified food with an optical reader or manually check it. The inventory management unit 22 receives the reading result of the optical reader or the result of manual confirmation (hereinafter collectively referred to as "exclusive processing result"). An example of a screen visually recognized by the consumer when performing manual confirmation will be described later.
  • step S212 the inventory management unit 22 corrects the record in the inventory list. Specifically, when the inventory management unit 22 does not have a description of the specified food in the inventory list and the exclusive processing result indicates "inventory", the inventory management unit 22 adds the description of the specified food to the inventory list. When the inventory management unit 22 has a description of the specified food in the inventory list and the exclusive processing result does not indicate "inventory”, the inventory management unit 22 deletes the description of the specified food from the inventory list. After that, the exclusive processing target determination processing procedure is terminated.
  • FIG. 11 is an example of the inventory inspection screen 71.
  • the inventory management unit 22 displays the inventory inspection screen 71 (FIG. 11) on the output device 13.
  • the inventory management unit 22 displays the list 75.
  • Listing 75 shows the union of the foods listed in the latest inventory list 31 and the foods listed in the latest exclusive processing list 32 for each storage container. And the foods listed in the latest exclusive processing list 32 are highlighted (reference numeral 76).
  • the list 75 may display other information (elapsed time since initial warehousing, description, etc.) as needed by the consumer.
  • the consumer for example, visually inspects the inside of the food shelf to confirm the presence or absence of "cup noodles", and if there is no "cup noodle", presses the "none” button 74.
  • the inventory management unit 22 deterministically recognizes that the food does not exist in the storage container.
  • FIG. 12 is a diagram illustrating a modification of the inventory list 31.
  • the inventory management device 1 creates a list as shown in FIG. 12 and stores it in the auxiliary storage device 15.
  • the unmodified inventory list column 132 has the unmodified inventory list
  • the confirmation list column 133 has the confirmation list
  • the modified inventory list column 134 has the modified inventory list. Is remembered.
  • FIG. 12 corresponds to an example of managing inventory for one storage container.
  • the unmodified inventory list column 132 stores an inventory list that identifies the food that was present in the storage container at a certain point in time (also referred to as the "first time point") before the inventory inspection.
  • the maker name (column 132b), the product item name (column 132c), and the tag type (column 132d) are the same as the maker name, product item name, and tag type in FIG. Due to space limitations, the "country name" is omitted in FIG.
  • the category of the category column 132a is either "inventory list A” or "inventory list B". “Inventory list A” indicates that the food has been read by an RFID reader. “Inventory list B” indicates that the food has been read by a QR reader.
  • confirmation list column 133 at the time of warehousing / delivery after the first time point or the time of inventory inspection (also referred to as “second time point”), there was a warehousing / delivery for the storage container, or there was a warehousing / delivery in the storage container.
  • a confirmation list that identifies the food that was present is stored.
  • the inventory management device 1 "confirms" the contents of the inventory list before modification by using the information received by the RFID reader and the information read by the QR reader at the second time point. This is the reason for naming the "confirmation list”.
  • the reader type in the reader type column 133a is either "RFID reader” or “QR reader".
  • RFID reader indicates that the food has been read all at once by the RFID reader (see FIG. 7) and corresponds to the "inventory list A”.
  • QR reader indicates that the food was read by the QR reader at the timing of its receipt or delivery (see FIG. 5), and corresponds to the "inventory list B”.
  • the manufacturer name (column 133b), product item name (column 133c), and tag type (column 132d) are the same as the manufacturer name (column 132b), product item name (column 132c), and tag type (column 132d), respectively. ..
  • the detection time in the detection time column 133 is the year, month, day, hour, minute, and second (second time point) when the reader reads the tag attached to the food.
  • the time lag of several seconds when reading a plurality of foods continuously with a QR reader is omitted.
  • the revised inventory list column 134 is a modification of the uncorrected inventory list based on the result of comparison between the uncorrected inventory list and the confirmation list by the inventory management device 1.
  • the manufacturer name (column 134a), product item name (column 134b), and tag type (column 134c) are the same as the manufacturer name (column 132b), product item name (column 132c), and tag type (column 132d), respectively. .. Looking at FIG. 12, for example, the following can be seen.
  • FIG. 13 is also a diagram illustrating the modification of the inventory list 31.
  • the configuration of each column in FIG. 13 is the same as that in FIG. FIG. 13 corresponds to an example of managing inventory for one storage container and another storage container.
  • Records 139a-139d and 140a-140e in FIG. 13 relate to a refrigerator.
  • Records 141a-141c and 142a-142d relate to the pantry.
  • FIG. 14 is a flowchart of the inventory list correction processing procedure (No. 1). As a premise for starting the inventory list correction processing procedure (No. 1), it is assumed that the inventory list at the first time point already exists and is stored in the auxiliary storage device 15.
  • step S301 the inventory management unit 22 of the inventory management device 1 creates a confirmation list. Specifically, the inventory management unit 22 creates a confirmation list (provided that it corresponds to the reader type “RFID reader”) for any storage container instructed by the consumer at the second time point.
  • step S302 the inventory management unit 22 determines whether or not the inventory is in the inventory list A and is in the confirmation list. Specifically, first, the inventory management unit 22 acquires the uncorrected inventory list (inventory list A) of the storage container at the first time point from the auxiliary storage device 15.
  • the inventory management unit 22 specifies unprocessed foods among one or more foods stored in at least one of the inventory list A and the confirmation list as “foods to be confirmed”. Third, the inventory management unit 22 proceeds to step S303 when the food to be confirmed is in the inventory list A and also in the confirmation list (step S302 “Yes”), and in other cases (step S302 “No”). "), Proceed to step S304.
  • step S303 the inventory management unit 22 maintains the inventory list A as it is. Specifically, the inventory management unit 22 creates and stores a record of the modified inventory list having the same contents as the unmodified inventory list for the food to be confirmed (see records 136a to 136d and 138a to 138c in FIG. 12). ..
  • step S304 the inventory management unit 22 determines whether or not the inventory is not in the inventory list A and is in the confirmation list. Specifically, the inventory management unit 22 proceeds to step S305 when the food to be confirmed is not in the inventory list A and is in the confirmation list (step S304 “Yes”), and in other cases (step S304 “No”). "), Proceed to step S306.
  • step S305 the inventory management unit 22 adds to the inventory list A. Specifically, the inventory management unit 22 creates and stores a record of the modified inventory list for the food to be confirmed (see record 138e in FIG. 12).
  • step S306 the inventory management unit 22 determines whether or not the inventory is in the inventory list A and is not in the confirmation list. Specifically, the inventory management unit 22 proceeds to step S307 when the food to be confirmed is in the inventory list A and is not in the confirmation list (step S306 “Yes”), and in other cases (step S306 “No”). "), Proceed to step S308.
  • step S307 the inventory management unit 22 deletes from the inventory list A. Specifically, the inventory management unit 22 deletes the record of the uncorrected inventory list for the food to be confirmed (see records 136e and 138d in FIG. 12). The processing of steps S302 to S307 is repeated for each food to be confirmed.
  • step S308 the inventory management unit 22 combines the inventory list A and the inventory list B. Specifically, the record of the uncorrected inventory list (inventory list B) managed separately is added to the record of the modified inventory list (inventory list A). After that, the inventory list correction processing procedure (No. 1) is completed.
  • FIG. 15 is a flowchart of the inventory list correction processing procedure (No. 2). As a premise for starting the inventory list correction processing procedure (No. 2), it is assumed that the inventory list at the first time point already exists and is stored in the auxiliary storage device 15.
  • step S401 the inventory management unit 22 of the inventory management device 1 creates a confirmation list. Specifically, the inventory management unit 22 creates a confirmation list (provided that it corresponds to the reader type “QR reader”) for any storage container instructed by the consumer at the second time point. That is, the process corresponds to executing the exclusive process for the item that has been received (delivered) by an optical reader such as a QR reader.
  • a confirmation list provided that it corresponds to the reader type “QR reader” for any storage container instructed by the consumer at the second time point. That is, the process corresponds to executing the exclusive process for the item that has been received (delivered) by an optical reader such as a QR reader.
  • step S402 the inventory management unit 22 determines whether or not the inventory is in the inventory list B and is not in the confirmation list. Specifically, first, the inventory management unit 22 acquires the uncorrected inventory list (inventory list B) of the storage container at the first time point from the auxiliary storage device 15.
  • the inventory management unit 22 specifies unprocessed foods among one or more foods stored in at least one of the inventory list B and the confirmation list as “confirmed foods”.
  • the inventory management unit 22 proceeds to step S403 when the food to be confirmed is in the inventory list B and is not in the confirmation list (step S402 “Yes”), and in other cases (step S402 “No”). ), Proceed to step S404.
  • step S403 the inventory management unit 22 maintains the inventory list B as it is. Specifically, the inventory management unit 22 creates and stores a record of the modified inventory list having the same contents as the unmodified inventory list for the food to be confirmed (see records 135a, 137a and 137b in FIG. 12).
  • step S404 the inventory management unit 22 determines whether or not it is not in the inventory list B and is in the confirmation list. Specifically, the inventory management unit 22 proceeds to step S405 when the food to be confirmed is not in the inventory list B and is in the confirmation list (step S404 “Yes”), and in other cases (step S404 “No”). "), Proceed to step S406.
  • step S405 the inventory management unit 22 adds to the inventory list B. Specifically, the inventory management unit 22 creates and stores a record of the modified inventory list for the food to be confirmed (see record 135c in FIG. 12).
  • step S406 the inventory management unit 22 determines whether or not the inventory is in the inventory list B and is in the confirmation list. Specifically, the inventory management unit 22 proceeds to step S407 when the food to be confirmed is in the inventory list B and also in the confirmation list (step S406 “Yes”), and in other cases (step S406 “”). No ”), the inventory list correction processing procedure (No. 2) is completed.
  • step S407 the inventory management unit 22 deletes from the inventory list B. Specifically, the inventory management unit 22 deletes the record of the uncorrected inventory list for the food to be confirmed (see record 135b in FIG. 12). The processing of steps S402 to S407 is repeated for each food to be confirmed. After the iterative processing is completed, the inventory list correction processing procedure (No. 2) is completed.
  • FIG. 16 is a flowchart of the inventory list correction processing procedure (No. 3). As a premise for starting the inventory list correction processing procedure (No. 3), it is assumed that the inventory list at the first time point already exists for a plurality of storage containers and is stored in the auxiliary storage device 15.
  • step S501 the inventory management unit 22 of the inventory management device 1 creates an inventory list B for the first storage container. Specifically, the inventory management unit 22 creates an unmodified inventory list (inventory list B) for any storage container instructed by the consumer at the first time point.
  • an unmodified inventory list inventory list B
  • records 141a to 141c in column 132 of FIG. 13 are created.
  • step S502 the inventory management unit 22 creates a confirmation list for warehousing in the second storage container. Specifically, at the second time point, the inventory management unit 22 corresponds to a confirmation list (however, a reader type “QR reader”) for any storage container other than the storage container instructed by the consumer in step S501. ) Is created.
  • a confirmation list (however, a reader type “QR reader”) for any storage container other than the storage container instructed by the consumer in step S501. ) Is created.
  • records 139a to 139d in column 133 of FIG. 13 are created.
  • the first storage container is, for example, a pantry
  • the second storage container is, for example, a refrigerator.
  • the "seasoning" of "Company H" has been moved from the first storage container to the second storage container.
  • step S503 the inventory management unit 22 detects whether or not the goods have been stored in the second storage container and have been stored in the first storage container. Specifically, first, the inventory management unit 22 sets one or more foods stored in at least one of the inventory list B and the confirmation list as "confirmation target foods". Second, the inventory management unit 22 proceeds to step S504 when the food to be confirmed is in the inventory list B and also in the confirmation list (step S503 “Yes”), and in other cases (step S503 “No”). "), The inventory list correction processing procedure (No. 3) is completed. For convenience of explanation, it is assumed here that the "seasoning" of "Company H" corresponds to the one that has been detected to be stored in the second storage container and has been stored in the first storage container.
  • step S504 the inventory management unit 22 deletes from the inventory list B of the first storage container and adds it to the inventory list B of the second storage container. Specifically, first, the inventory management unit 22 deletes the record of the uncorrected inventory list for the food to be confirmed (see record 141a in FIG. 13). Second, the inventory management unit 22 adds a record of the modified inventory list for the food to be confirmed (see record 139d in FIG. 13).
  • the inventory management unit 22 displays the inventory list display screen 81 (FIG. 17) on the output device 13.
  • the inventory management unit 22 accepts the consumer to select, for example, a refrigerator (reference numeral 82) as the storage container
  • the inventory management unit 22 displays the modified inventory list 83 for the refrigerator.
  • the modified inventory list 83 shows the foods added to the inventory list and the foods removed from the inventory list. After that, the inventory list correction processing procedure (No. 3) is completed.
  • the effects of the inventory management system of this embodiment are as follows. (1) The inventory management system can manage information about an article by using both a radio wave reader and an optical reader. (2) The inventory management system can recognize an article that can be read only by an optical reader. (3) The inventory management system can recognize an article that is read by both a radio wave reader and an optical reader, or is read only by a radio wave reader. (4) The inventory management system can read information without difference by either a radio wave reader or an optical reader.
  • the inventory management system can modify the inventory list at a certain point in time by using a radio wave reader at a subsequent point in time.
  • the inventory management system can add items that are not listed in the inventory list at a certain point in time based on the reading result of the optical reader at a later point in time.
  • the inventory management system can delete the articles listed in the inventory list at a certain point in time based on the reading result of the optical reader at a subsequent point in time.
  • the inventory management system can maintain the articles listed in the inventory list at a certain point in time as they are based on the reading result of the optical reader at the subsequent point in time.
  • the inventory management system can reflect the movement of goods between a plurality of storage containers in the inventory list.
  • the inventory management system can specify an article subject to exclusive processing that cannot be used by a radio wave reader. That is, articles that can be read only by the optical reader, that is, articles that are stored (stocked) in a certain space based on the reading result of the optical reader, can be excluded, for example, during a scheduled scan by a radio wave reader. Therefore, even if it cannot be recognized by the radio wave reader, it can be prevented from erroneously recognizing that the goods have been delivered (consumed).
  • the inventory management system can be applied to articles with RFID tags, QR codes, and the like.
  • the present invention is not limited to the above-described embodiment, but includes various modifications.
  • the above-described embodiment has been described in detail in order to explain the present invention in an easy-to-understand manner, and is not necessarily limited to the one including all the configurations described.
  • it is possible to replace a part of the configuration of one embodiment with the configuration of another embodiment and it is also possible to add the configuration of another embodiment to the configuration of one embodiment.
  • the optical reader may be a camera that reads the character time of a product name, an expiration date, a processing maker, or the like, or a camera for recognizing an article as an image.
  • each of the above-mentioned configurations, functions, processing units, processing means and the like may be realized by hardware by designing a part or all of them by, for example, an integrated circuit. Further, each of the above configurations, functions, and the like may be realized by software by the processor interpreting and executing a program that realizes each function. Information such as programs, tables, and files that realize each function can be placed in a memory, a recording device such as a hard disk or SSD (Solid State Drive), or a recording medium such as an IC card, SD card, or DVD.
  • the control lines and information lines indicate what is considered necessary for explanation, and do not necessarily indicate all the control lines and information lines in the product. In practice, it can be considered that almost all configurations are interconnected.
  • Inventory management unit 1 Inventory management device 2 Network 3 Kitchen 11 Central control device 12 Input device 13 Output device 14 Main storage device 15 Auxiliary storage device 16 Communication device 21 Input / output processing unit 22 Inventory management unit 31 Inventory list 32 Exclusive processing list 45, 46, 47 Food (article) 51, 52, 53 Storage containers (space, refrigerator, pantry, food shelves) 61 RFID tag (first information) 62 QR code (second information) 63 RFID reader (radio wave reader) 64 QR reader (optical reader) 133 Confirmation list

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Abstract

La présente invention concerne un système de gestion de stocks caractérisé en ce qu'il comporte: un lecteur (63) à ondes radio qui lit des premières informations (61) dont sont munies des marchandises et qui concernent les marchandises; un lecteur optique (64) qui lit des secondes informations (62) dont sont munies des marchandises et qui concernent les; et un dispositif (1) de gestion de stocks qui émet une instruction pour afficher les marchandises dotées des premières informations lues et les marchandises (45, 46, 47) dotées des secondes informations lues, en association avec des espaces (51, 52, 53) dans lesquels sont stockées les marchandises.
PCT/JP2020/023713 2020-06-17 2020-06-17 Système de gestion de stocks, appareil de gestion de stocks, et conteneur de stockage WO2021255847A1 (fr)

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JP2022531160A JP7405979B2 (ja) 2020-06-17 2020-06-17 在庫管理システム、在庫管理装置及び保管容器
PCT/JP2020/023713 WO2021255847A1 (fr) 2020-06-17 2020-06-17 Système de gestion de stocks, appareil de gestion de stocks, et conteneur de stockage
CN202080099746.6A CN115427991A (zh) 2020-06-17 2020-06-17 库存管理系统、库存管理装置和保管容器

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003097884A (ja) * 2001-09-26 2003-04-03 Nec Infrontia Corp 冷蔵庫、その在庫管理方法、そのプログラム及び在庫管理システム並びにその在庫管理方法
US20050258961A1 (en) * 2004-04-29 2005-11-24 Kimball James F Inventory management system using RFID
JP2007264918A (ja) * 2006-03-28 2007-10-11 Toshiba Tec Corp 商品販売データ処理装置
JP2008508164A (ja) * 2004-07-29 2008-03-21 オムニセル， インコーポレイテッド Ｒｆｉｄタグを用いた品物処理の方法および装置
WO2018016068A1 (fr) * 2016-07-22 2018-01-25 株式会社日立製作所 Système de gestion de stock et procédé de gestion de stock pour entrepôt

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JP2003097884A (ja) * 2001-09-26 2003-04-03 Nec Infrontia Corp 冷蔵庫、その在庫管理方法、そのプログラム及び在庫管理システム並びにその在庫管理方法
US20050258961A1 (en) * 2004-04-29 2005-11-24 Kimball James F Inventory management system using RFID
JP2008508164A (ja) * 2004-07-29 2008-03-21 オムニセル， インコーポレイテッド Ｒｆｉｄタグを用いた品物処理の方法および装置
JP2007264918A (ja) * 2006-03-28 2007-10-11 Toshiba Tec Corp 商品販売データ処理装置
WO2018016068A1 (fr) * 2016-07-22 2018-01-25 株式会社日立製作所 Système de gestion de stock et procédé de gestion de stock pour entrepôt

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TERAURA, NOBUYUKI: "Introduction to RF tags, 8th Coexistence with barcodes", MONTHLY FOOD PACKAGING MAGAZINE, vol. 50, no. 8, 1 August 2006 (2006-08-01), pages 30 - 34 *

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