Abstract: According to an embodiment, a tag reading apparatus acquires tag data of a wireless tag to be learned without transmission from the wireless tag to be learned. The tag reading apparatus extracts a data signal from a reception signal output from an antenna that has received a radio wave from the wireless tag to be learned. The tag reading apparatus learns the extracted data signal in association with correct answer data of the wireless tag to be learned.

Abstract: An RFID device includes a case, an antenna, and a power receiving coil. The case includes a rotation mechanism. The antenna is provided in the case. The power receiving coil is provided in the case away from the antenna in an axial direction of the rotation mechanism. The power receiving coil is connected to a power receiving unit that charges a battery. The power receiving coil has a cylindrical shape.

Abstract: A communication apparatus includes a generation unit that generates the first I signal and the first Q signal as signals that allow a carrier wave to undergo frequency shift keying with predetermined modulated data and inputs the first I signal and the first Q signal to a quadrature modulation unit. A first demodulation unit and the first decoding unit demodulate and decode first data that undergoes amplitude shift keying and is transmitted from the wireless tag. A second demodulation unit and the second decoding unit demodulate and decode second data that undergoes frequency shift keying from a wireless signal output from the wireless tag. A comparison unit compares the second data and the modulated data to each other. The processor executes, when matching between the second data and the modulated data is confirmed by the comparison unit, data processing on the first data.

Abstract: According to one embodiment, a merchandise reading apparatus is equipped with a storage chamber formed of a radio wave shielding member and a reading apparatus which reads information of a radio tag from merchandise attached with the radio tag and stored in the storage chamber, and at least a part of the storage chamber is formed of a light transmitting member.

Abstract: A communication apparatus includes a generation unit that generates the first I signal and the first Q signal as signals that allow a carrier wave to undergo frequency shift keying with predetermined modulated data and inputs the first I signal and the first Q signal to a quadrature modulation unit. A first demodulation unit and the first decoding unit demodulate and decode first data that undergoes amplitude shift keying and is transmitted from the wireless tag. A second demodulation unit and the second decoding unit demodulate and decode second data that undergoes frequency shift keying from a wireless signal output from the wireless tag. A comparison unit compares the second data and the modulated data to each other. The processor executes, when matching between the second data and the modulated data is confirmed by the comparison unit, data processing on the first data.

Abstract: A quadrature modulator and the transmission unit output a modulated wave obtained by performing quadrature modulation on a carrier wave using a first I signal and a first Q signal and wirelessly transmit the modulated wave. A reception unit and the quadrature detector detect a received signal corresponding to a wireless signal transmitted from the wireless tag using the carrier wave and to output a second I signal and a second Q signal. A filter and the amplification unit amplify a frequency component higher than a cutoff frequency in the second I signal and the second Q signal. A detector and the decoding unit decode data based on a detection signal obtained by detecting the amplified second I signal and the amplified second Q signal.

Abstract: According to an embodiment, a control device for an image forming apparatus includes a controller that acquires reference information corresponding to expected signal strength values from a wireless tag on a sheet moving along a conveyance path and also acquires measured signal strength values for a first wireless tag on a sheet from a wireless tag communication device. The controller calculates a similarity value from the measured signal strength values and the expected signal strength values to determine whether the first wireless tag is on a sheet moving along the conveyance path. The controller controls the wireless tag communication device to write information to the first wireless tag when the calculated similarity value is above a threshold similarity value.

Abstract: An article input device includes a processor. The processor acquires identification information read from a wireless tag by a reading unit installed in a first carrier carrying an article. The processor registers the acquired identification information in a first list when the acquired identification information is not registered in a second list in which identification information read from a wireless tag by a second reading unit installed in a second carrier carrying an article is registered. The processor causes a display on the first carrier to output a notification when the acquired identification information is registered in the second list.

Abstract: An image forming apparatus including a wireless tag communication device to write data to, and read data from, a wireless tag attached to a sheet. An image forming device in the apparatus is configured to form an image on the sheet. A controller in the apparatus is configured to determine whether a writing of data to a wireless tag was successful based on a notification from the wireless tag communication device and generate investigation support information if the writing was not successful and control the image forming device to form an investigation support image corresponding to the investigation support information if the writing was not successful.

Abstract: According to an embodiment, a cart gate for storage of carts that have a power reception device includes a pair of guides spaced from each other in a cart-width direction. The guides extend along a forward cart direction. A power transmission device is mounted on a portion of one of the guides. The power transmission device is configured to provide power, in a non-contact manner, to a power reception device on a cart that is between the pair of guides and at a predetermined cart storage position along the forward cart direction. The minimum distance between the guides in the cart-width direction is greater than a width of the cart, but the difference between the minimum distance and the width of the cart is less than or equal to a power transmitting range of the power transmission device.

Abstract: According to one embodiment, a sensor device to be used with a wearable electronic device including a smart terminal device and a band that enables the smart terminal to be worn on a forearm of a user has a first end portion that is nearer the hand of the user when worn on the forearm of the user, a second end portion that is nearer the elbow of the user when worn, and an attachment portion that is configured to connect the sensor to the band. The attachment portion is offset from a midpoint between the first end portion and the second end portion along a direction along the forearm from the elbow to the hand towards the first end portion.

Abstract: A wireless power supply system includes a power receiving device disposed on a bottom surface of a cart, a guide rail extending along a first direction for guiding wheels of carts, and a plurality of power transmission devices configured to wirelessly transmit power to the power receiving device. The power transmission devices are arranged along the guide rail at predetermined intervals. The guide rail has a plurality of recesses arranged at the predetermined intervals such that one of the power transmission devices faces the power receiving device when a wheel of the cart fits into one of the recesses.

Abstract: A sheet conveying apparatus of an embodiment includes a conveyance path along which a sheet can be conveyed, and a plurality of conveyance rollers configured to move a sheet along the conveyance path. A wireless tag reader/writer is configured to read information from, and write information to, a wireless tag of a sheet on the conveyance path. A controller is configured to detect a phase change in response waves received by the wireless tag reader/writer from a wireless tag. The controller is also configured to identify whether a wireless tag is moving along the conveyance path based on the detected phase change in response waves from the wireless tag. The controller controls the wireless tag reader/writer to write information to the wireless tag identified as moving along the conveyance path.

Abstract: According to one embodiment, a reading apparatus includes a shielding body, an antenna, and a reader and writer. The shielding body is formed in a box shape with an upper opening, to place an accommodating body and to shield radio waves. The antenna is provided in the shielding body to receive information from an RFID tag attached to a product that is passing through the opening. The reader and writer is connected to the antenna to read information of the product from the information received by the antenna.

Abstract: According to an embodiment, a control device for an image forming apparatus includes a controller that acquires reference information corresponding to expected signal strength values from a wireless tag on a sheet moving along a conveyance path and also acquires measured signal strength values for a first wireless tag on a sheet from a wireless tag communication device. The controller calculates a similarity value from the measured signal strength values and the expected signal strength values to determine whether the first wireless tag is on a sheet moving along the conveyance path. The controller controls the wireless tag communication device to write information to the first wireless tag when the calculated similarity value is above a threshold similarity value.

Abstract: According to an embodiment, a wireless tag communication device includes a first antenna that emits radio waves towards a first region of a conveyance path for wireless tags and a second antenna that emits radio waves towards a second region of the conveyance path on downstream of the first region along the conveyance path. A shield prevents the radio waves emitted from the first antenna from reaching a first portion of the first region while permitting the radio waves to reach a second portion of the first region. A controller is configured to select a tag ID read via the first antenna as a target tag ID, designate the target tag ID by communication via the second antenna, and then write tag information via the second antenna to the wireless tag corresponding to the designated target tag ID.

Abstract: A sheet conveying apparatus of an embodiment includes a conveyance path along which a sheet can be conveyed, and a plurality of conveyance rollers configured to move a sheet along the conveyance path. A wireless tag reader/writer is configured to read information from, and write information to, a wireless tag of a sheet on the conveyance path. A phase change detector is configured to detect a phase change in response waves received by the wireless tag reader/writer from a wireless tag. A tag specifying unit is configured to identify whether a wireless tag is moving along the conveyance path based on the detected phase change in response waves from the wireless tag. A controller controls the wireless tag reader/writer to write information to the wireless tag identified as moving along the conveyance path.

Abstract: According to one embodiment, a merchandise reading apparatus is equipped with a storage chamber formed of a radio wave shielding member and a reading apparatus which reads information of a radio tag from merchandise attached with the radio tag and stored in the storage chamber, and at least a part of the storage chamber is formed of a light transmitting member.

Abstract: A sheet conveying apparatus of an embodiment includes a conveyance path along which a sheet can be conveyed, and a plurality of conveyance rollers configured to move a sheet along the conveyance path. A wireless tag reader/writer is configured to read information from, and write information to, a wireless tag of a sheet on the conveyance path. A phase change detector is configured to detect a phase change in response waves received by the wireless tag reader/writer from a wireless tag. A tag specifying unit is configured to identify whether a wireless tag is moving along the conveyance path based on the detected phase change in response waves from the wireless tag. A controller controls the wireless tag reader/writer to write information to the wireless tag identified as moving along the conveyance path.

Abstract: According to one embodiment, a merchandise reading apparatus is equipped with a storage chamber formed of a radio wave shielding member and a reading apparatus which reads information of a radio tag from merchandise attached with the radio tag and stored in the storage chamber, and at least a part of the storage chamber is formed of a light transmitting member.