Toshiba Tec Kabushiki Kaisha

Nobuo Murofushi

Kouichi Sano

Yasuo Matsumoto

Yasuhito Kiji

Shigeaki Suzuki

Wataru Sakurai

Sadatoshi Oishi

Yuki Suzuki

Masaki Kimura

Yuichiro Kawabe

Shigetoshi Kunieda

Haruka Otake

Masakazu Kato

Hisashi Tsujimura

Takahiro Shimura

Hiroshi Morishima

Seiichiro Yarita

A wireless tag reading system includes wireless tag reading devices each configured to, when communicating with a wireless tag, instruct the wireless tag to transmit a response wave in a certain response format, and a management device including: a network interface configured to communicate with the reading devices, a memory that stores setting data that associates each of the reading devices with a different response format, and a processor configured to: upon receipt of a notification from a first reading device, search the memory for a first response format corresponding to the first reading device, and control the network interface to transmit, to the first reading device, information indicating the first response format. The first reading device, when communicating with a wireless tag, instructs the wireless tag to transmit a response wave in the first response format.

Wireless tag reading system, management device, and method

A wireless tag reading apparatus includes an antenna, a driving mechanism configured to move the antenna to multiple positions, and a controller configured to: upon receipt of a radio wave from a wireless tag via the antenna at each of the multiple positions, obtain tag information stored in the wireless tag and radio wave information related to the radio wave, determine whether the wireless tag is a reading target based on positional information indicating a position of the wireless tag that is output from a model in response to an input of the radio wave information, and issue a notification when a reliability level of the positional information output from the model is less than a predetermined threshold value.

Wireless tag reading apparatus, storage medium, and method

A wireless tag reading apparatus includes an antenna, a driving mechanism configured to move the antenna to multiple positions, and a controller configured to: upon receipt of a radio wave from a wireless tag via the antenna at each of the multiple positions, obtain tag information stored in the wireless tag and radio wave information related to the radio wave, adjust the radio wave information based on the tag information, and determine whether the wireless tag is a reading target based on information indicating a position of the wireless tag that is output from a model in response to an input of the adjusted radio wave information.

A wireless tag reading apparatus for reading tag information stored in a wireless tag attached to an item, includes a stage on which the item can be placed, one or more antennas movable between first and second positions, a camera facing the stage, and a controller configured to control the camera to capture images and detect an object therein, control the antennas to transmit radio waves to a wireless tag and move the antennas, wherein the transmitting and the moving are repeated while the antennas move from the first position to the second position during a tag reading period, acquire tag information from response waves transmitted by the wireless tag in response to the radio waves, based on the captured images, determine whether the object has moved during the tag reading period, and upon determining that the object has moved during the tag reading period, issue a notification.

Wireless tag reading apparatus

According to one embodiment, a wireless tag reading apparatus includes a first communication interface configured to communicate with a first external device, a second communication interface configured to communicate with a second external device, an antenna configured to emit a radio wave to read a wireless tag, and a controller. The controller is configured to identify either (a) the first communication interface as being in communication with the first external device or (b) the second communication interface as being in communication with the second external device. The controller is configured to change a power level of the radio wave emitted by the antenna based on which of the first communication interface or the second communication interface is identified. The controller is configured to read the wireless tag by controlling the antenna to emit the radio wave with the changed power level.

Wireless tag reading apparatus and method

In accordance with an embodiment, a wireless tag reading apparatus includes an antenna, first and second power feeding ports, and a controller. The first power feeding port feeds electric power into the antenna so as to emit the first linearly polarized wave from the antenna. The second power feeding port feeds electric power into the antenna so as to emit the second linearly polarized wave from the antenna. The controller sets a ratio of a time of power feeding from the first power feeding port to a time of power feeding from the second power feeding port to take a value according to a ratio of the number of wireless tags existing in the direction of the first linearly polarized wave to the number of wireless tags existing in the direction of the second linearly polarized wave.

Wireless tag reading apparatus and control method for a wireless tag reading apparatus

According to one embodiment, a radio tag reading device includes: a body portion including a radio tag reading unit that reads a radio tag; a grip portion detachably connected to the body portion; a magnet provided in the grip portion; a magnet detection unit provided in the body portion and configured to detect magnetism generated by the magnet; a state detection unit configured to detect a state of the grip portion based on the magnetism detected by the magnet detection unit; and a reading control unit configured to control the radio tag reading unit.

Radio tag reading device

An antenna device includes a housing that includes a first section extending along a first direction and a second section extending along a second direction that crosses the first direction, an antenna element that includes a first portion extending along the first direction within the first section of the housing and a second portion extending along the second direction within the second section of the housing, a first conductor on a bottom surface of the antenna element, and a second conductor on a side surface of at least one of the first and second portions.

Antenna device and reading system

A method for reading information stored in an electronic tag includes (a) initiating a tag reading process during which information stored in an electronic tag is read by an electronic reading device, (b) emitting radio signals from an antenna of the electronic tag reading device toward a predetermined area while moving the antenna, and (c) after step (b), stopping the emitting of the radio signals and the moving of the antenna. Steps (b) and (c) are repeated one or more times during the tag reading process.

Method for reading information from electronic tag

An antenna device of a reading apparatus configured to read a wireless tag includes a housing, an antenna element bent and extending in first and second directions within the housing, a first conductor that covers a bottom surface of the antenna element, and a second conductor that covers one or more of side surfaces of the antenna element on a major angle side thereof.

An electronic tag reading device includes an antenna for transmitting wireless signals to an electronic tag for reading information stored in the electronic tag, an electronic tag reader electrically coupled to the antenna, the electronic tag reader supplying signals to the antenna and receiving signals from the antenna for reading information stored in the electronic tag, and a movable stage connected to the antenna and configured to move the antenna when the antenna is transmitting wireless signals during a tag reading process of the electronic tag reader and stop moving the antenna when the antenna is not transmitting wireless signals during the tag reading process.

RFID tag reading device and program

In one embodiment, a radio tag reading apparatus has an antenna device, a storage device, and a controller. The controller judges what frequency band is usable or not out of a plurality of frequency bands stored in the storage device. Further the controller makes the antenna device radiate a radio wave in the judged usable frequency band at a transmission rate in accordance with a width of the judged usable frequency band.

Radio tag reading apparatus and control method

A reading device includes an antenna having a signal radiating surface and configured to output a linearly polarized wave from the radiating surface, a movable and rotatable stage supporting the antenna and configured to move the antenna along a first direction parallel to the radiating surface of the antenna and rotate the antenna on an axis that is normal to the radiating surface of the antenna, and a tag reader connected to the antenna and configured to supply signals to the antenna for reading information from a wireless tag and to receive signals from the antenna including information read from the wireless tag.

Growing community of inventors

Susono, Japan

Nobuo Murofushi