WO2006106580A1 - Appareil de lecture de marqueur ci; procede de lecture de marqueur ci et programme de lecture de marqueur ci - Google Patents

Appareil de lecture de marqueur ci; procede de lecture de marqueur ci et programme de lecture de marqueur ci Download PDF

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Publication number
WO2006106580A1
WO2006106580A1 PCT/JP2005/006331 JP2005006331W WO2006106580A1 WO 2006106580 A1 WO2006106580 A1 WO 2006106580A1 JP 2005006331 W JP2005006331 W JP 2005006331W WO 2006106580 A1 WO2006106580 A1 WO 2006106580A1
Authority
WO
WIPO (PCT)
Prior art keywords
reading
tag
tags
data
antenna
Prior art date
Application number
PCT/JP2005/006331
Other languages
English (en)
Japanese (ja)
Inventor
Hirotaka Nishida
Haruo Obana
Hideshi Numata
Original Assignee
Fujitsu Limited
Ajinomoto Co., Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Limited, Ajinomoto Co., Inc. filed Critical Fujitsu Limited
Priority to JP2007512384A priority Critical patent/JP4266035B2/ja
Priority to PCT/JP2005/006331 priority patent/WO2006106580A1/fr
Publication of WO2006106580A1 publication Critical patent/WO2006106580A1/fr

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
    • H04B5/48—Transceivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation

Definitions

  • the present invention relates to an IC tag reading device, an IC tag reading method, and an IC tag reading program that read a plurality of IC tags, and in particular, to improve the reading performance of an IC tag in an environment with a radio wave obstacle.
  • the present invention relates to an IC tag reading device, an IC tag reading method, and an IC tag reading program.
  • Fig. 8 shows the receipt of goods in a distribution warehouse using IC tags. It is a figure which shows the warehousing management system which confirms.
  • the controller 10 reads the IC tags of the product cases stacked on the pallet and transmits them to the verification device 200, and the controller stores the schedule data of the product that the verification device 200 enters and the controller.
  • the following shows the warehousing management system that confirms whether or not the warehousing has been performed as scheduled by collating with the IC tag reading data sent from 10.
  • Patent Document 1 Japanese Unexamined Patent Publication No. 2000-113077
  • FIG. 10 is a diagram showing reading of an IC tag when four product cases shown in FIG. 9 are stacked.
  • the IC tag reader can easily read the IC tag D because there is no obstacle between the IC tag D and the antenna.
  • IC tag B and IC tag C can be read because these IC tags are within the communication range, and PET containers and cooking oil transmit radio waves.
  • the metal can acts as an obstacle to shield the radio waves for reading the IC tag from the antenna and the response radio waves from the power of the IC tag A. Therefore, it cannot be read.
  • the present invention has been made in view of the above, and an IC tag reading device, an IC tag reading method, and an IC tag capable of improving the reading performance of an IC tag in an environment with a radio wave obstacle.
  • An object is to provide a reading program.
  • the present invention provides an IC tag reading device for reading a plurality of IC tags, wherein a single reading radio wave is applied to the plurality of IC tags.
  • a reading means for reading the tag data is provided.
  • the reading unit receives the response radio wave with two antennas arranged at positions sandwiching the plurality of IC tags, and the data of the plurality of IC tags It is characterized by reading.
  • the transmitting unit may transmit reading radio waves using a plurality of antennas that receive the response radio waves one by one in order.
  • the reading means receives the response radio waves respectively transmitted from the plurality of IC tags in response to the reading radio waves transmitted from one antenna by the transmission means by the plurality of antennas. It is characterized by reading the data of multiple IC tags repeatedly by the number of antennas.
  • the present invention is the above invention, wherein the reading means stores read data storage means for storing data read from the plurality of IC tags, and response radio wave power received by each antenna. Is determined to match with any of the data stored in the read data storage means, and if not, the data obtained from the response radio wave is stored in the read data storage means and read data is stored. And data storage means.
  • the read data stored in the data storage means is sent to a collation device that collates the read data with planned data to be read. It further comprises read data transmission means for transmitting.
  • the read data transmission unit is configured to collate the read data stored in the data storage unit after a predetermined time has elapsed after the transmission unit transmits the radio wave for reading. It is characterized by transmitting to.
  • the transmission unit retransmits a radio wave for reading based on a re-reading instruction from the verification device, and the reading unit retransmits the signal by the transmission unit.
  • the response waves transmitted from the plurality of IC tags are received by the plurality of antennas, and the data of the plurality of IC tags are read again.
  • the present invention provides an IC tag reading method for reading a plurality of IC tags, a transmitting step for transmitting a reading radio wave to the plurality of IC tags with a single antenna force, and the transmitter In response to a reading radio wave that is also transmitted by one antenna force, a reading process of receiving response radio waves transmitted by a plurality of IC tags respectively by a plurality of antennas and reading data of the plurality of IC tags; , Including.
  • the reading step the response radio wave is received by two antennas arranged at positions sandwiching the plurality of IC tags, and data of the plurality of IC tags is stored. It is characterized by reading.
  • the transmitting step transmits the radio waves for reading by using the antennas for receiving the response radio waves one by one in order.
  • the reading step receives the response radio waves transmitted by the plurality of IC tags in response to the radio waves for reading transmitted from one antenna in the transmission step by the plurality of antennas. It is characterized by reading the data of multiple IC tags repeatedly by the number of antennas.
  • the reading step determines whether or not the data obtained from the response radio wave received by each antenna matches the force of the already read data. If not, the data obtained from the response radio wave is newly read data.
  • an IC tag force is read by the reading step.
  • the method further includes a read data transmission step of transmitting the read data to a collation device that collates the read data with the scheduled data.
  • the transmitting step transmits the reading radio wave and the reading data read by the IC tag force by the reading step after a predetermined time has passed. It transmits to a collation apparatus, It is characterized by the above-mentioned.
  • the present invention provides a re-transmission step of re-transmitting a reading radio wave based on a re-reading instruction from the verification device, and a reading radio wave re-transmitted by the re-transmission step according to the above invention.
  • the method further includes a re-reading step of receiving response radio waves respectively transmitted from the plurality of IC tags in response to the plurality of antennas and rereading the data of the plurality of IC tags.
  • the present invention provides an IC tag reading program for reading a plurality of IC tags, a transmission procedure for transmitting a reading radio wave to the plurality of IC tags from a single antenna, and the transmission procedure A reading procedure for receiving the response radio waves transmitted by the plurality of IC tags in response to the read radio waves transmitted by the plurality of antennas and reading the data of the plurality of IC tags to the computer. It is made to perform.
  • the response radio waves are received by two antennas arranged at positions sandwiching the plurality of IC tags, and the plurality of ICs It is characterized by reading tag data.
  • the transmitting procedure may be configured to transmit reading radio waves using a plurality of antennas that receive the response radio waves one by one in order. Repeating several minutes, the reading procedure receives the response radio waves transmitted by the plurality of IC tags in response to the radio waves for reading transmitted from one antenna by the transmission procedure by the plurality of antennas. It is characterized by reading the data of multiple IC tags repeatedly by the number of antennas.
  • the reading procedure determines whether or not the data obtained from the response radio wave received by each antenna matches the power of the data already read. If not, the data obtained from the response radio wave is newly read data.
  • the reading data read by the IC tag force by the reading procedure is transmitted to a collation device that collates the read data and the scheduled data to be read. It is characterized in that the computer further executes a data transmission procedure.
  • the reading data transmission procedure includes reading data read by the IC tag force by the reading procedure after a predetermined time has elapsed after the transmitting procedure has transmitted a reading radio wave. It transmits to a collation apparatus, It is characterized by the above-mentioned.
  • the transmission procedure includes a re-transmission procedure for re-transmitting a radio wave for reading based on a re-reading instruction from the verification device, and the reading procedure includes the re-transmission procedure described above.
  • the reading radio waves are also transmitted to a plurality of IC tags by one antenna force, and the response radio waves transmitted from the plurality of IC tags in response to the transmitted reading radio waves are respectively transmitted. Because it is configured to read the data of multiple IC tags by receiving with the antenna of the IC tag, the data of the IC tag can be read even if the response radio waves cannot be received by some antennas.
  • the data of the IC tag can be read, so that the reading performance of the IC tag in an environment with radio wave obstructions can be improved. If it can be improved, it will have a positive effect.
  • the radio waves for reading from some antennas do not reach the IC tag, the radio waves for reading can reach the IC tag with another antenna force. There is an effect that the reading performance of the IC tag in an environment where there is a thing can be improved.
  • the IC tag is re-read based on an instruction from the verification device, the reading performance of the IC tag in an environment where a radio wave interference occurs temporarily is improved. It has the effect of being able to Brief Description of Drawings
  • FIG. 1 is an explanatory diagram for explaining a concept of an IC tag reading system according to a first embodiment.
  • FIG. 2 is a functional block diagram illustrating the configuration of the IC tag reading system according to the first embodiment.
  • FIG. 3 is a diagram illustrating an example of a schedule data storage unit.
  • FIG. 4 is a flowchart of a process procedure of an IC tag reading process performed by the controller according to the first embodiment.
  • FIG. 5 is a functional block diagram of the configuration of the IC tag reading system according to the second embodiment.
  • FIG. 6 is a flowchart of a process procedure of an IC tag reading process performed by a controller according to the second embodiment.
  • FIG. 7 is a functional block diagram illustrating a configuration of a computer that executes an IC tag reading program according to the present embodiment.
  • FIG. 8 is a diagram showing a warehousing management system for confirming the warehousing of goods in a distribution warehouse using IC tags.
  • FIG. 9 is a diagram showing an example of a product case.
  • FIG. 10 is a diagram showing reading of the IC tag when four product cases shown in FIG. 9 are stacked.
  • Example 1 An IC tag reading device, an IC tag reading method, and an IC tag reading program according to the present invention will be described in detail with reference to the drawings.
  • two examples will be mainly described when the present invention is applied to the warehousing management system shown in FIG. 8, but the present invention is not limited to these examples.
  • Example 1 Two examples will be mainly described when the present invention is applied to the warehousing management system shown in FIG. 8, but the present invention is not limited to these examples.
  • FIG. 1 is an explanatory diagram for explaining the concept of the IC tag reading system according to the first embodiment. As shown in the figure, in this IC tag reading system, two antennas are placed at opposite positions across the product case stacked on the pallet.
  • the antenna X When reading the IC tag, the antenna X emits a radio wave for reading, and the antenna X and the antenna Y receive the response radio wave of the IC tag. Therefore, even for the strong IC tag A that cannot receive the response radio wave with the antenna X alone, the response radio wave can be received with the antenna Y. [0038] As described above, in the IC tag reading system according to the first embodiment, by arranging two antennas at positions facing each other across the product case, all the IC tags can be removed without being affected by an obstacle. Can be read.
  • FIG. 2 is a functional block diagram of the configuration of the IC tag reading system according to the first embodiment. As shown in the figure, this IC tag reading system is configured by connecting a controller 100 operating as an IC tag reading device and a verification device 200.
  • the controller 100 is a device that reads the data stored in the IC tag and transmits the data to the verification device 200.
  • the reading instruction unit 110 is a processing unit that detects the approach of a pallet loaded with product cases and instructs the transmission unit 120 to emit radio waves for reading an IC tag.
  • the reading instruction unit 110 also instructs the transmitting unit 120 to emit an IC tag reading radio wave when receiving an IC tag reading instruction from the verification device 200.
  • Transmitting unit 120 is a processing unit that emits an IC tag reading radio wave in accordance with an instruction from reading instruction unit 110. Specifically, the transmission instructing unit 120 uses the antenna X to emit an IC tag reading radio wave.
  • the antenna X receiving unit 130a is a processing unit that extracts the data of the IC tag and stores the response radio wave power received by the antenna X in the read data storage unit 140. However, when the data extracted from the response radio wave is already stored in the read data storage unit 140 by the antenna Y reception unit 130b, the antenna X reception unit 130a does not store the data.
  • the antenna Y receiving unit 130b is a processing unit that extracts data of the IC tag from the response radio wave received by the antenna Y and stores it in the read data storage unit 140. However, the antenna Y receiving unit 130a also does not store data when the data read by the IC tag force is already stored in the read data storage unit 140 by the antenna X receiving unit 130a.
  • antenna X receiving unit 130a and antenna Y receiving unit 130b are different antennas.
  • the response radio wave power received by the IC tag can be read even when only one antenna can receive the response radio wave.
  • the read data storage unit 140 is a storage unit that stores data that has been read by the IC tag force.
  • the read data transmission unit 150 is a processing unit that transmits data stored in the read data storage unit 140 to the verification device 200 via the communication unit 160.
  • the read data transmission unit 150 also transmits the data stored in the read data storage unit 140 to the collation device 200 after a predetermined time has elapsed as to the reading instruction force from the read instruction unit 110 to the transmission unit 120.
  • the communication unit 160 is a processing unit that communicates with the verification device 200, transmits data read from the IC tag to the verification device 200, and receives an IC tag reading instruction or the like from the verification device 200.
  • the collation device 200 is a device that collates data read also with IC tag power and warehousing schedule data, and includes a schedule data storage unit 210, a collation processing unit 220, a notification unit 230, and a communication unit 240.
  • the schedule data storage unit 210 is a storage unit that stores data relating to a product scheduled to be stored.
  • FIG. 3 is a diagram illustrating an example of the schedule data storage unit 210. As shown in the figure, the schedule data storage unit 210 has a product name, schedule data indicating data stored in an IC tag attached to the product, and IC tag power for the controller 100. Stores the IC tag data indicating the data actually read by and the verification result.
  • the verification processing unit 220 stores the IC tag read data transmitted from the controller 100 in the scheduled data storage unit 210, and compares it with the scheduled data and stores the result in the scheduled data storage unit 210. It is.
  • the collation processing unit 220 notifies the collation result between the IC tag read data and the scheduled data to the warehousing management apparatus (not shown) via the notification unit 230.
  • the collation processing unit 220 instructs the controller 100 to re-read the IC tag when the IC tag read data and the scheduled data are not collated. Is notified to the warehousing management device.
  • the notification unit 230 is a processing unit that notifies the warehousing management device of the collation result between the IC tag read data and the scheduled data based on an instruction from the collation processing unit 220.
  • the communication unit 240 is a processing unit that communicates with the controller 100, receives IC tag read data from the controller 100, and transmits an IC tag read instruction and the like to the controller 100.
  • FIG. 4 is a flowchart of the process procedure of the IC tag reading process performed by the controller 100 according to the first embodiment.
  • the reading instructing unit 110 detects the approach of the pallet on which the product case is loaded and instructs the transmitting unit 120 to read the IC tag (step S101).
  • Transmitter 120 emits an IC tag reading radio wave from antenna X (step S102).
  • the response radio wave force received by the antenna X by the antenna X receiving unit 130a also retrieves the IC tag data and stores it in the read data storage unit 140, and the antenna Y receiving unit 130b receives the response received by the antenna Y.
  • the radio wave power is also extracted from the IC tag and stored in the read data storage unit 140 (step S103).
  • the antenna X reception unit 130a and the antenna Y reception unit 130b do not store the data.
  • the read data transmitting unit 150 takes out the read data of the IC tag force from the read data storage unit 140 and transmits it to the collating device 200 (step S104). ).
  • the antenna X receiving unit 130a extracts the IC tag data from the response radio wave received by the antenna X and stores it in the read data storage unit 140, and the antenna Y receiving unit 130b receives the response received by the antenna Y.
  • the IC tag data can be read even if one of the antennas cannot receive the response radio wave by retrieving the IC tag data and storing it in the read data storage unit 140.
  • the transmitter 120 emits an IC tag reading radio wave from the antenna X, and the response radio wave having the power of the IC tag is arranged at a position facing the IC tag. Since antenna X and antenna Y are used for reception, even if a metal can contained in the product case acts as an obstacle to one antenna, the other antenna can receive the response wave. And the reading performance of the IC tag can be improved.
  • the present invention is not limited to this, and the same applies to the case where three or more antennas are arranged around the pallet to receive the response radio wave. Can be applied.
  • the metal can acts as an obstacle to the response radio wave having the power of the IC tag.
  • the metal can may act as an obstacle not only for the response radio wave from the IC tag but also for the radio wave for reading the IC tag emitted from the transmitter 120. Therefore, in this second embodiment, the IC tag reading radio wave can reach the IC tag even when there is a radio wave obstruction by emitting the IC tag reading radio wave sequentially from the two antennas. The system will be described.
  • FIG. 5 is a functional block diagram of the configuration of the IC tag reading system according to the second embodiment. As shown in the figure, this IC tag reading system is configured by connecting a controller 300 and a verification device 200.
  • this IC tag reading system is configured by connecting a controller 300 and a verification device 200.
  • functional units that play the same functions as the respective units shown in FIG.
  • the controller 300 includes a reading instruction unit 310, an antenna X transmission unit 320a, an antenna Y transmission unit 320b, an antenna X reception unit 130a, an antenna Y reception unit 130b, a read data storage unit 140, and read data.
  • a transmission unit 150 and a communication unit 160 are included.
  • Antenna X transmitter 320a is a processing unit that emits an IC tag reading radio wave using antenna X
  • antenna Y transmitter 320b is a processing unit that emits an IC tag reading radio wave using antenna Y. It is.
  • Reading instruction unit 310 detects the approach of the pallet loaded with the product case, and first instructs antenna X transmitting unit 320a to emit radio waves for reading the IC tag. After a predetermined time has elapsed, antenna Y is transmitted. The processing unit instructs the unit 320b to emit an IC tag reading radio wave.
  • the reading instruction unit 310 sequentially instructs the antenna X transmission unit 320a and the antenna Y transmission unit 320b to emit radio waves for reading the IC tag. Other antenna forces can be made to reach IC tag reading radio waves even for IC tags that cannot receive radio waves.
  • the antenna X receiving unit 130a extracts the response radio wave power data received by the antenna X in response to the IC tag reading radio wave emitted from the antenna X, stores it in the read data storage unit 140, and then The response radio wave power received by the antenna X with respect to the IC tag reading radio wave emitted from the antenna Y is also extracted and stored in the read data storage unit 140.
  • the antenna Y receiving unit 130b also extracts the response radio wave power received by the antenna Y in response to the IC tag reading radio wave emitted from the antenna X, stores the data in the read data storage unit 140, and then stores the antenna The response radio wave power received by antenna Y with respect to the IC tag reading radio wave emitted from Y is also extracted and stored in read data storage unit 140.
  • the antenna X reception unit 130a and the antenna Y reception unit 130b store the data in the read data storage unit 140. Don't store it.
  • FIG. 6 is a flowchart of the process procedure of the IC tag reading process performed by the controller 300 according to the second embodiment.
  • the reading instruction unit 110 detects the approach of the pallet on which the product case is loaded, and reads the IC tag from the antenna X to the antenna X transmitting unit 320a. Instructs emission of radio waves (step S201).
  • the antenna X transmitter 320a emits an IC tag reading radio wave from the antenna X (step S202), and the antenna X receiver 130a extracts the IC tag data from the response radio wave received by the antenna X. Then, the response radio wave force received by the antenna Y by the antenna Y receiving unit 130b is also extracted from the IC tag and stored in the read data storing unit 140 (step S203).
  • antenna X receiving unit 130a and antenna Y receiving unit 130b do not store the data when the data extracted from the response radio wave is already stored in read data storage unit 140. .
  • reading instruction unit 110 instructs antenna Y transmitting unit 320b to emit an IC tag reading radio wave from antenna Y (step S204). Then, antenna Y transmitter 320b emits an IC tag reading radio wave from antenna Y (step S205).
  • the antenna X receiving unit 130a extracts the IC tag data from the response radio wave received by the antenna X and stores it in the read data storage unit 140, and the antenna Y reception unit 130b receives the response radio wave force received by the antenna Y.
  • IC tag Is extracted and stored in the read data storage unit 140 step S206).
  • antenna X receiving unit 130a and antenna Y receiving unit 130b do not store the data when the data extracted from the response radio wave is already stored in read data storage unit 140. .
  • the read data transmission unit 150 takes out the read data of the IC tag force from the reading data storage unit 140 and transmits it to the collation device 200 (step S207). ).
  • the antenna X transmitting unit 320a and the antenna Y transmitting unit 320b sequentially emit the IC tag reading radio wave, so that the antenna force of one side cannot reach the IC tag reading radio wave. Another antenna force can be made to reach the IC tag.
  • the IC tag reading radio wave is emitted in order from the antenna X and the antenna Y arranged at opposite positions across the pallet, one antenna is used. IC tag reading radio waves from can not reach due to the action of radio wave obstructions Even for IC tags, another antenna force IC tag reading radio waves can reach.
  • the power described for the controller that reads the IC tag is obtained.
  • an IC tag reading program having the same function can be obtained. Can do. Therefore, a computer that executes these IC tag reading programs will be described.
  • FIG. 7 is a functional block diagram illustrating the configuration of a computer that executes an IC tag reading program according to the first or second embodiment. As shown in FIG. It has M410, MPU420, ROM430, and PC interface 440.
  • the RAM 410 is a memory for storing a program execution result and the like.
  • a read data storage unit 140 is assigned to 10.
  • the MPU420 is a processing device that reads and executes the ROM430 power program.
  • the ROM 430 is a read-only memory that stores an IC tag reading program 431, and the PC interface 440 is an interface for connecting the computer 400 to the verification device 200.
  • the IC tag reading program 431 stored in the ROM 430 is read by the MPU 420 and executed as the IC tag reading task 421.
  • the IC tag reading device, the IC tag reading method, and the IC tag reading program according to the present invention are useful for an entry / exit management system using an IC tag, and in particular, due to radio interference. This is suitable when the radio waves for reading IC and response radio waves are shielded.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Near-Field Transmission Systems (AREA)
  • Warehouses Or Storage Devices (AREA)

Abstract

Selon l'invention, des antennes X et Y sont disposées de sorte qu'elles sont opposées et prennent en sandwich un boîtier de produit auquel est attaché un marqueur CI. Une partie de transmission (120) envoie une onde radio de lecture de marqueur CI depuis l'antenne X. Une partie de réception de l'antenne X (130a) dérive les données d'un marqueur CI d'une onde radio de réponse reçue par l'antenne X, et les stocke ensuite dans une partie de stockage de données de lecture (140). Une partie de réception de l'antenne Y (130b) dérive les données du marqueur CI d'une onde radio de réponse reçue par l'antenne Y et les stocke dans la partie de stockage de données de lecture (140).
PCT/JP2005/006331 2005-03-31 2005-03-31 Appareil de lecture de marqueur ci; procede de lecture de marqueur ci et programme de lecture de marqueur ci WO2006106580A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007512384A JP4266035B2 (ja) 2005-03-31 2005-03-31 Ｉｃタグ読取装置、ｉｃタグ読取方法およびｉｃタグ読取プログラム
PCT/JP2005/006331 WO2006106580A1 (fr) 2005-03-31 2005-03-31 Appareil de lecture de marqueur ci; procede de lecture de marqueur ci et programme de lecture de marqueur ci

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/006331 WO2006106580A1 (fr) 2005-03-31 2005-03-31 Appareil de lecture de marqueur ci; procede de lecture de marqueur ci et programme de lecture de marqueur ci

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WO2006106580A1 true WO2006106580A1 (fr) 2006-10-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008112227A (ja) * 2006-10-30 2008-05-15 Nec Corp Ｒｆｉｄ通信システム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004265112A (ja) * 2003-02-28 2004-09-24 Toshiba Tec Corp 無線タグ読取装置
JP2004282522A (ja) * 2003-03-17 2004-10-07 Fuji Electric Holdings Co Ltd Ｒｆ−ｉｄタグ送受信回路、および該送受信回路のデータ読取ユニット

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004265112A (ja) * 2003-02-28 2004-09-24 Toshiba Tec Corp 無線タグ読取装置
JP2004282522A (ja) * 2003-03-17 2004-10-07 Fuji Electric Holdings Co Ltd Ｒｆ−ｉｄタグ送受信回路、および該送受信回路のデータ読取ユニット

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008112227A (ja) * 2006-10-30 2008-05-15 Nec Corp Ｒｆｉｄ通信システム

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JPWO2006106580A1 (ja) 2008-09-11

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