JP6235433B2 - IC tag reader - Google Patents

Description

Embodiments of the present invention relates to an IC tag read equipment.

  In recent years, in stores such as clothing stores, store operators read product information stored in IC (Integrated Circuit) tags attached to products using RFID (Radio Frequency Identification) readers. Inventory management for managing the inventory status of products and location management for grasping popular products are performed.

  A handy RFID reader is used for such inventory management and location management. In many cases, a handy RFID reader is not equipped with a large display unit for operability and weight reduction. For this reason, an information processing device such as a smartphone or a PDA (Personal Digital Assistant) having a large display unit may be attached to the RFID reader, and the reading status of the IC tag by the RFID reader may be displayed on the display unit of the information processing device.

  By the way, such handheld RFID readers and information processing apparatuses each have a battery mounted thereon, and operate with the batteries mounted therein. Therefore, when the battery of one of the devices is consumed and the remaining charge becomes a predetermined value or less, the device becomes inoperable. In such a case, even if the battery of another device is sufficiently charged, the management work may be interrupted until the battery of the device is charged.

  The problem to be solved by the present invention is to provide an IC tag reading device and an information processing device that can continue operation even when the battery of either the RFID reader or the portable terminal is consumed and the remaining amount becomes a predetermined value or less. It is to be.

The IC tag reader according to the embodiment is configured to switch between a mounting unit for mounting an information processing device, a battery, an antenna, an on state in which radio waves are radiated from the antenna, and an off state in which radio waves are stopped from the antenna. And a power supply for charging the battery from the information processing device mounted on the mounting portion when the remaining charge amount of the battery is less than or equal to a predetermined value. 1 power receiving means.

  The IC tag reader according to the embodiment includes a mounting unit for mounting an information processing device, a battery, and charging of the battery from the information processing device mounted on the mounting unit when the charging state of the battery is equal to or less than a predetermined value. First display means for displaying a message prompting the user.

The information processing apparatus according to the embodiment can be attached to the IC tag reader, and if the battery and the remaining charge amount of the battery are less than or equal to a predetermined value, the IC tag reader is in a state that does not emit radio waves. Second power receiving means for receiving supply of electric power for charging the battery from the IC tag reader .

  The information processing apparatus according to the embodiment is attachable to the IC tag reader, and displays a message prompting the battery to be charged from the IC tag reader when the battery and the state of charge of the battery are below a predetermined value. 2nd display means.

FIG. 1 is a side view showing an external appearance of an RFID reader equipped with a mobile terminal. FIG. 2 is a block diagram illustrating a hardware configuration of the RFID reader and the mobile terminal. FIG. 3 is a memory map showing the memory configuration of the RFID reader. FIG. 4 is a memory map showing the memory configuration of the mobile terminal. FIG. 5 is a functional block diagram showing a functional configuration of the RFID reader. FIG. 6 is a flowchart showing control processing of the RFID reader. FIG. 7 is a flowchart showing a part of the control processing of the RFID reader. FIG. 8 is a functional block diagram illustrating a functional configuration of the mobile terminal. FIG. 9 is a flowchart showing control processing of the mobile terminal.

  Hereinafter, an IC tag reading device, an information processing device, and a program according to an embodiment will be described in detail with reference to FIGS. In the following embodiments, a handy type RFID reader / writer will be described as an IC tag reader, but the present invention is not limited to the embodiments described below. Moreover, although embodiment demonstrates using a portable terminal as an information processing apparatus, this invention is not limited by embodiment described below. In the embodiment, an apparel shop that sells clothing and the like will be described as an example of a store, but it may be a store that sells other products. The mobile terminal is, for example, a smartphone, a mobile phone, a PDA (Personal Digital Assistant) or the like.

  FIG. 1 is a side view of an RFID reader / writer 1 according to the embodiment as seen from the side. In FIG. 1, the RFID reader / writer 1 includes a main body portion 2, a grip portion 4, and a placement portion 6. The main body 2 is provided with a power supply and a circuit. The main body 2 includes a substantially rectangular planar antenna 3. The grip part 4 that the operator grips during operation is arranged on the rear side with respect to the main body part 2.

  The trigger switch 5 is provided in the grip part 4. When the trigger switch 5 is turned on, radio waves are radiated from the antenna 3. When the operator turns off the trigger switch 5, the radio wave is stopped from the antenna 3. When the operator turns on the trigger switch 5 while holding the grip portion 4, the RFID reader / writer 1 radiates radio waves from the antenna 3. When the operator turns off the trigger switch 5, the RFID reader / writer 1 stops radiating radio waves from the antenna 3.

  The placement portion 6 is provided between the main body portion 2 and the grip portion 4. The placing portion 6 is connected to the main body portion 2. The placing portion 6 is connected to the grip portion 4. The placement unit 6 includes a pair of holding units 7. The holding unit 7 detachably fixes and holds the upper side and the lower side of the portable terminal 8 placed on the placement unit 6. The portable terminal 8 held by the holding unit 7 is held with the display unit 82 (see FIG. 2) facing in a direction in which an operator who operates the RFID reader / writer 1 can directly view.

  FIG. 2 is a block diagram showing a hardware configuration of the RFID reader / writer 1 and the portable terminal 8. In FIG. 2, the RFID reader / writer 1 includes a CPU 21 that is a control subject, a ROM 22 that stores various programs, a RAM 23 that develops various data, a memory unit 20 that stores various programs, and the like. The CPU 21, ROM 22, RAM 23, and memory unit 20 are connected to each other via a data bus (not shown). The CPU 21, ROM 22, and RAM 23 constitute the control unit 11. That is, the control unit 11 executes a control process to be described later when the CPU 21 operates according to a control program stored in the ROM 22 or the memory unit 20 and expanded in the RAM 23.

  The memory unit 20 is configured by a nonvolatile memory such as an HDD or a flash memory that retains stored information even when the power is turned off, and stores a program including a control program.

  Moreover, the control part 11 has connected the display part 12, the input part 13, the radio | wireless communication part 14, the radiation | emission receiving part 15, the battery control part 16, and the trigger switch 5 via the data bus.

  The display unit 12 is formed of, for example, a liquid crystal panel or the like, and displays various types of information to the operator. The input unit 13 is formed by a keyboard, for example, and inputs various information. The wireless communication unit 14 communicates with the wireless communication unit 84 of the mobile terminal 8. In response to the control command of the control unit 11, the wireless communication unit 14 transmits and receives various types of information including battery remaining amount information to and from the wireless communication unit 84.

  The radiation receiving unit 15 includes an antenna 3. For example, a radio wave for reading information stored in the IC tag is transmitted from the antenna 3 toward an IC (Integrated Circuit) tag attached to a product displayed on a shelf. Radiate. The IC tag that has received the radiated radio wave transmits the IC tag information including IC tag identification information for identifying the IC tag and product information related to the product on the response radio wave. The radiation receiving unit 15 receives the IC tag information transmitted from the IC tag and stores it in the RAM 23 or the memory 20.

  The battery 17 supplies power to each part of the RFID reader / writer 1 and electrically operates each part.

  The battery control unit 16 detects the remaining charge of the battery 17 in response to a command from the control unit 11. Further, the battery control unit 16 responds to a command from the control unit 11 and connects the power output connection unit 18 and the power input connection unit 88 of the portable terminal 8 to the battery 17 with respect to the power output connection unit 18. Supply charged power.

  In addition, the battery control unit 16 responds to a command from the control unit 11 and connects the power input connection unit 19 and the power output connection unit 89 of the mobile terminal 8 to the power input connection unit 19 from the mobile terminal 8. The battery 17 is charged with the received power.

  The electrical connection between the power output connection unit 18 and the power input connection unit 88 and the electrical connection between the power input connection unit 19 and the power output connection unit 89 are held by the RFID reader / writer 1 and the holding unit 7. This is performed with the mobile terminal 8. The electrical connection between the RFID reader / writer 1 and the portable terminal 8 is performed in a non-contact state between the RFID reader / writer 1 and the portable terminal 8 using, for example, a known electromagnetic induction technique. The power output connection unit 18 and the power input connection unit 88 may be electrically connected using a wired cable. Similarly, the power input connection unit 19 and the power output connection unit 89 may be electrically connected using a wired cable.

  2, the mobile terminal 8 includes a CPU 91 serving as a control subject, a ROM 92 that stores various programs, a RAM 93 that expands various data, a memory unit 90 that stores various programs, and the like. The memory units 90 are connected to each other via a data bus (not shown). The CPU 91, ROM 92, and RAM 93 constitute the control unit 81. That is, the control unit 81 executes a control process to be described later when the CPU 91 operates according to a control program stored in the ROM 92 or the memory unit 90 and developed in the RAM 93.

  The memory unit 90 includes a nonvolatile memory such as an HDD or a flash memory that retains stored information even when the power is turned off, and stores a program including a control program.

  In addition, the control unit 81 connects the display unit 82, the input unit 83, the wireless communication unit 84, the wireless communication unit 85, and the battery control unit 86 via a data bus.

  The display unit 82 is formed of, for example, a liquid crystal panel, and displays various types of information to the operator. The input unit 83 is formed by, for example, a touch-type keyboard, and inputs various information. The wireless communication unit 84 communicates with the wireless communication unit 14 of the RFID reader / writer 1. In response to the control command of the control unit 81, the wireless communication unit 84 transmits and receives various types of information including the battery remaining amount information to and from the wireless communication unit 14.

  The wireless communication unit 85 transmits / receives various information to / from an external device (not shown). The battery 87 supplies power to each part of the mobile terminal 8 and electrically operates each part.

  The battery control unit 86 detects the remaining battery level of the battery 87 in response to a command from the control unit 81. Further, the battery control unit 86 responds to a command from the control unit 81 to the power output connection unit 89 in a state where the power output connection unit 89 and the power input connection unit 19 of the RFID reader / writer 1 are electrically connected. Electric power charged in the battery 87 is supplied.

  In addition, the battery control unit 86 responds to a command from the control unit 81 to generate electric power received from the RFID reader / writer 1 in a state where the power input connection unit 88 and the power output connection unit 18 of the RFID reader / writer 1 are connected. The battery 87 is charged.

  Next, a memory map showing the memory configuration of the memory 20 in the RFID reader / writer 1 will be described with reference to FIG. In FIG. 3, the memory 20 includes a first predetermined amount unit 201 and a second predetermined amount unit 202. The first predetermined amount unit 201 is a minimum remaining amount of charge of the battery 17 (the first charge amount required for the RFID reader / writer 1 to operate normally in order to radiate radio waves to the IC tag and read information from the IC tag (first). The value of (predetermined amount) is stored. Here, the remaining charge amount may be a voltage value output from the battery 17, a current value output from the battery 17, or a power value output from the battery 17. Moreover, these combinations may be sufficient.

  In addition, the second predetermined amount unit 202 is the minimum remaining charge (second second) of the battery 17 necessary for the RFID reader / writer 1 to operate normally as described above and to supply power to the mobile terminal 8. The value of (predetermined amount) is stored. Here, the remaining charge amount may be a voltage value output from the battery 17, a current value output from the battery 17, or a power value output from the battery 17. Moreover, these combinations may be sufficient. Further, the second predetermined amount may be the same amount as the first predetermined amount, or may be an amount larger than the first predetermined amount.

  Next, a memory map showing the memory configuration of the memory unit 90 in the mobile terminal 8 will be described with reference to FIG. In FIG. 4, the memory unit 90 includes a third predetermined amount unit 901 and a fourth predetermined amount unit 902. The third predetermined amount unit 901 stores the value of the remaining charge (third predetermined amount) of the battery 87 that is the minimum necessary for the mobile terminal 8 to operate normally. Here, the remaining charge amount may be a voltage value output from the battery 87, a current value output from the battery 87, or a power value output from the battery 87. Moreover, these combinations may be sufficient.

  In addition, the fourth predetermined amount unit 902 is the minimum remaining charge (fourth) of the battery 87 necessary for the mobile terminal 8 to operate normally as described above and supply power to the RFID reader / writer 1. The value of (predetermined amount) is stored. Here, the remaining charge amount may be a voltage value output from the battery 87, a current value output from the battery 87, or a power value output from the battery 87. Moreover, these combinations may be sufficient. The fourth predetermined amount may be the same amount as the third predetermined amount, or may be an amount larger than the third predetermined amount. Further, the first predetermined amount and the third predetermined amount may be the same amount or different amounts. Further, the second predetermined amount and the fourth predetermined amount may be the same amount or different amounts.

  Subsequently, a control process of the RFID reader / writer 1 will be described with reference to FIGS. FIG. 5 is a functional block diagram showing a functional configuration of the RFID reader / writer 1. The control unit 11 functions as the first power receiving unit 111, the first display unit 112, and the first power supply unit 113 by following various programs including a control program stored in the ROM 22 or the memory 20.

  The first power receiving unit 111 has a function of receiving supply of power for charging the battery from the information processing device mounted on the mounting unit when the remaining charge of the battery is equal to or less than a predetermined value.

  The first display unit 112 has a function of displaying a message prompting charging of the battery from the information processing device mounted on the mounting unit when the state of charge of the battery is equal to or less than a predetermined value.

  The first power supply unit 113 has a function of supplying power to the information processing apparatus in response to a power supply request from the information processing apparatus attached to the attachment unit when the state of charge of the battery is equal to or greater than a predetermined value.

  6 and 7 are flowcharts showing the flow of control processing of the RFID reader / writer 1. In FIG. 6, the control unit 11 determines whether or not the trigger switch 5 is turned on by the operator (step S11). If it is determined that it is turned on (Yes in step S11), the control unit 11 controls the radiation receiving unit 15 to radiate radio waves from the antenna 3 toward the IC tag (step S12). And the control part 11 judges whether the response electric wave containing IC tag information was received from the IC tag which received the emitted electric wave (step S13). If it is determined that it has been received (Yes in step S13), the control unit 11 stores the received IC tag information in the RAM 23 (step S14).

  When it is determined that the response radio wave is not received (No in Step S13), the control unit 11 determines whether or not the trigger switch 5 is turned off by the operator (Step S15). If it is determined that it is turned off (Yes in step S15), the control unit 11 controls the radiation receiving unit 15 to stop the emission of radio waves (step S16). If it is determined that it is not turned off (No in step S15), the control unit 11 returns to step S11.

  In Step S11, when it is determined that the trigger switch 5 is not turned on (No in Step S11), the control unit 11 executes a battery control process (Step S17). Then, the control unit 11 returns to step S11.

  FIG. 7 shows the battery control process in step S17 in detail. In FIG. 7, the control unit 11 controls the battery control unit 16 to detect the remaining charge of the battery 17 (step S21). Then, the control unit 11 determines whether or not the detected remaining charge amount of the battery 17 is less than the first predetermined amount stored in the first predetermined amount unit 201 (step S22). When it is determined that the amount is less than the first predetermined amount (Yes in step S22), the control unit 11 (first display unit 112) displays the remaining charge of the battery 17 on the display unit 12, and the RFID reader / writer 1 is normal. A message indicating that the amount is reduced to an amount that cannot be operated is displayed (step S23).

  As an example of the message, when the battery 17 and the battery 87 are connected in electrical contact with each other in a physically non-contact state by electromagnetic induction or the like, “the battery charge level is insufficient. The message “Start charging when possible” is displayed. In addition, when the battery 17 and the battery 87 are electrically connected with a wired cable, “When receiving power from the mobile terminal, please charge the RFID reader / writer and the mobile terminal as soon as possible”. Is displayed.

  Next, the control unit 11 transmits the remaining charge amount of the battery 17 detected in step S21 together with a command for requesting charging of the battery 17 from the wireless communication unit 14 to the wireless communication unit 84 of the portable terminal 8 (step S24). ).

  The mobile terminal 8 that has received the request command detects the remaining charge of the battery 87 and determines whether or not power can be supplied to the RFID reader / writer 1. If it is determined that power can be supplied, the mobile terminal 8 supplies power from the power output connection unit 89 to the power input connection unit 19. At this time, if the battery 17 and the battery 87 are electrically connected in a non-contact manner, power supply is automatically started. On the other hand, when it is necessary to connect the battery 17 and the battery 87 in a wired manner, the operator connects the battery 17 and the battery 87 with a wired cable. The portable terminal 8 that has determined that it is connected supplies power from the power output connection unit 89 to the power input connection unit 19.

  The control unit 11 determines whether or not power is received from the mobile terminal 8 (step S25). When it is determined that power has been received (Yes in step S25), the control unit 11 (first power receiving unit 111) charges (receives) the received power to the battery 17 (step S26). On the other hand, when it is determined that power is not received from the mobile terminal 8 (No in step S25), the control unit 11 ends the process as it is.

  In Step S22, when it is determined that the detected remaining charge of the battery 17 is not less than the first predetermined amount (No in Step S22), the control unit 11 determines that the detected remaining charge is the second predetermined amount. It is determined whether or not the second predetermined amount or more is stored in the unit 202 (step S27). If it is determined that the amount is equal to or greater than the second predetermined amount (Yes in step S27), the control unit 11 is sufficient to supply power to the portable terminal 8 so that the remaining charge of the battery 17 is supplied to the display unit 12. A message indicating that a sufficient amount is present is displayed (step S28). For example, the control unit 11 displays a message such as “It is possible to charge the mobile terminal”.

  Next, the control unit 11 determines whether or not a command for requesting charging of the mobile terminal 8 and a remaining charge amount of the mobile terminal 8 transmitted from the mobile terminal 8 in a process of step S44 described later is received. (Step S29). If it is determined that the signal has been received (Yes in step S29), the control unit 11 (first power supply unit 113) controls the battery control unit 16 so that the power input connection unit of the mobile terminal 8 is connected to the power output connection unit 18. Power is supplied from the battery 17 to 88 (step S30).

  When it is determined in step S27 that the detected remaining charge is not equal to or greater than the second predetermined amount (No in step S27), the control unit 11 returns to step S11. If it is determined in step S29 that the remaining charge of the mobile terminal 8 and the command for requesting charging of the mobile terminal 8 have not been received (No in step S29), the control unit 11 returns to step S11. .

  In such an embodiment, when the remaining charge of the battery 17 of the RFID reader / writer 1 becomes less than the first predetermined amount, the control unit 11 receives power from the battery 87 of the mobile terminal 8. Therefore, the RFID reader / writer 1 can continue the operation.

  Further, in the embodiment, when the remaining charge amount of the battery 17 of the RFID reader / writer 1 becomes less than the first predetermined amount, the control unit 11 decreases the remaining charge amount of the battery, and the RFID reader / writer 1 operates normally. Display a message indicating that it is not possible. Then, the operator who sees the message electrically connects the RFID reader / writer 1 and the portable terminal 8 with a wired cable and receives power from the portable terminal 8. As a result, the RFID reader / writer 1 can continue to operate.

  In the embodiment, the control unit 11 supplies power to the mobile terminal 8 when the remaining charge of the battery 17 of the RFID reader / writer 1 is equal to or greater than the second predetermined amount.

  Subsequently, a control process of the mobile terminal 8 will be described with reference to FIGS. 8 and 9. FIG. 8 is a functional block diagram showing a functional configuration of the mobile terminal 8. The control unit 81 functions as the second power receiving unit 811, the second display unit 812, and the second power supply unit 813 by following various programs including a control program stored in the ROM 92 or the memory unit 90.

  The second power receiving means 811 has a function of receiving supply of power for charging the battery from the IC tag reader when the remaining charge of the battery is equal to or less than a predetermined value.

  The second display unit 812 has a function of displaying a message prompting the battery to be charged from the IC tag reading device when the state of charge of the battery is a predetermined value or less.

  The second power supply unit 813 has a function of supplying power to the IC tag reading device in response to a power supply request from the IC tag reading device when the state of charge of the battery is a predetermined value or more.

  FIG. 9 shows the battery control process of the mobile terminal 8 in detail. In FIG. 9, the control unit 81 controls the battery control unit 86 to detect the remaining charge of the battery 87 (step S41). Then, the control unit 81 determines whether or not the detected remaining charge of the battery 87 is less than a third predetermined amount stored in the third predetermined amount unit 901 (step S42). When it is determined that the amount is less than the third predetermined amount (Yes in step S42), the control unit 81 (second display means 812) displays on the display unit 82 that the remaining charge of the battery 87 is normal and the mobile terminal 8 is normal. A message indicating that the amount has been reduced to an inoperable amount is displayed (step S43).

  As an example of the message, when the battery 87 and the battery 17 are connected in electrical contact with each other in a physically non-contact state such as electromagnetic induction, “the battery charge is insufficient. The RFID reader / writer is powered. If it can be supplied, the display will start charging. In addition, when connecting the battery 87 and the battery 17 with a wired cable, a display such as “If you want to receive power from the RFID reader / writer, connect the mobile terminal and the RFID reader / writer as soon as possible” is displayed. Is done.

  Next, the control unit 81 transmits the remaining charge amount of the battery 87 detected in step S41, together with a command for requesting charging of the battery 87, from the wireless communication unit 84 to the wireless communication unit 14 of the RFID reader / writer 1 (step). S44).

  The RFID reader / writer 1 that has received the request command detects the remaining charge of the battery 17 and determines whether or not power can be supplied to the portable terminal 8. When it is determined that power can be supplied, power is supplied from the power output connection unit 18 to the power input connection unit 88. At this time, if the battery 17 and the battery 87 are electrically connected in a non-contact manner, power supply is automatically started. On the other hand, when it is necessary to connect the battery 17 and the battery 87 in a wired manner, the operator electrically connects the battery 17 and the battery 87 with a wired cable. The RFID reader / writer 1 that has determined that it is electrically connected supplies power from the power output connection unit 18 to the power input connection unit 88.

  The controller 81 determines whether power is received from the RFID reader / writer 1 (step S45). If it is determined that power has been received (Yes in step S45), the control unit 81 (second power receiving means 811) charges (receives) the received power to the battery 87 (step S46). Then, the control unit 81 returns to step S41. On the other hand, when it is determined that power is not received from the RFID reader / writer 1 (No in step S45), the control unit 81 returns to step S41.

  In Step S42, when it is determined that the detected remaining charge of the battery 87 is not less than the third predetermined amount (No in Step S42), the control unit 81 determines that the detected remaining charge is the fourth predetermined amount. It is determined whether or not the amount is greater than or equal to a fourth predetermined amount stored in the unit 902 (step S47). When it is determined that the amount is equal to or greater than the fourth predetermined amount (Yes in step S47), the control unit 81 only supplies power to the RFID reader / writer 1 with the remaining charge of the battery 87 on the display unit 82. A message indicating that a sufficient amount is present is displayed (step S48). For example, the control unit 81 displays a message such as “It is possible to charge the mobile terminal”.

  Next, the control unit 81 receives from the RFID reader / writer 1 a remaining charge amount of the RFID reader / writer 1 and a command requesting charging of the RFID reader / writer 1 transmitted by the process of step S24. Judgment is made (step S49). If it is determined that it has been received (Yes in step S49), the control unit 81 (second power supply means 813) controls the battery control unit 86 to connect the power input connection of the RFID reader / writer 1 from the power output connection unit 89. Electric power is supplied from the battery 87 to the unit 19 (step S50). Then, the control unit 81 returns to step S41.

  If it is determined in step S47 that the detected remaining charge is not equal to or greater than the fourth predetermined amount (No in step S47), the control unit 81 returns to step S41. If it is determined in step S49 that the remaining charge of the RFID reader / writer 1 and a command for requesting charging of the RFID reader / writer 1 have not been received (No in step S49), the control unit 81 performs step S41. Return to.

  In such an embodiment, the control unit 81 receives power from the battery 17 of the RFID reader / writer 1 when the remaining charge of the battery 87 of the mobile terminal 8 becomes less than the third predetermined amount. Therefore, the mobile terminal 8 can continue the operation.

  In the embodiment, when the remaining charge amount of the battery 87 of the mobile terminal 8 becomes less than the third predetermined amount, the control unit 81 decreases the remaining charge amount of the battery, and the mobile terminal 8 cannot operate normally. A message indicating is displayed. Then, the operator who sees the message connects the portable terminal 8 and the RFID reader / writer 1 with a wired cable and receives power from the RFID reader / writer 1. Thereby, the portable terminal 8 can continue the operation.

  In the embodiment, the control unit 81 supplies power to the RFID reader / writer 1 when the remaining charge of the battery 87 of the mobile terminal 8 is equal to or greater than the fourth predetermined amount.

  As mentioned above, although embodiment of this invention was described, these embodiment is shown as an example and is not intending limiting the range of invention. These embodiments can be implemented in various other forms, and various omissions, replacements, changes, and combinations can be made without departing from the spirit of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalents thereof.

  For example, in the embodiment, an RFID reader / writer is used as the IC tag device, but an IC tag reader other than the RFID reader / writer may be used.

  The program executed by the RFID reader / writer 1 and the portable terminal 8 of the embodiment is a file in an installable format or an executable format, and is a CD-ROM, flexible disk (FD), CD-R, DVD (Digital Versatile). Disk) and the like are provided by being recorded on a computer-readable recording medium.

  The program executed by the RFID reader / writer 1 or the portable terminal 8 of the embodiment may be stored on a computer connected to a network such as the Internet and provided by being downloaded via the network. . Further, the program executed by the RFID reader / writer 1 and the portable terminal 8 of the embodiment may be configured to be provided or distributed via a network such as the Internet.

  Further, the program executed by the RFID reader / writer 1 or the portable terminal 8 of the embodiment may be configured to be provided by being incorporated in advance in a ROM or the like.

DESCRIPTION OF SYMBOLS 1 RFID reader / writer 11 Control part 17 Battery 8 Portable terminal 81 Control part 87 Battery 111 1st electric power receiving means 112 1st display means 113 1st electric power supply means 811 2nd electric power receiving means 812 2nd display means 813 2nd electric power supply means

JP 2011-008616 A

Claims (3)

A mounting unit for mounting the information processing device;
Battery,
An antenna,
Switching means for switching between an on state in which radio waves are emitted from the antenna and an off state in which radio waves are stopped from the antenna;
A first power receiving unit that receives power supplied to the battery from the information processing device mounted on the mounting unit when the switching unit is switched to an off state and the remaining charge of the battery is equal to or less than a predetermined value; Means,
An IC tag reader comprising: 2. The IC tag according to claim 1, further comprising: a first display unit configured to display a message prompting charging of the battery from the information processing device mounted on the mounting unit when the state of charge of the battery is a predetermined value or less. Reader. A first power supply unit configured to supply power from the battery to the information processing apparatus in response to a power supply request from the information processing apparatus mounted on the mounting unit when the state of charge of the battery is equal to or greater than a predetermined value;
The IC tag reader according to claim 1, further comprising:

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