A bill discrimination apparatus and method using a radio frequency (RF) signal that includes a transmission antenna radiating the radio frequency (RF) signal; a reception antenna receiving the RF signal from the transmission antenna; and a control unit providing the RF signal to the transmission antenna, and detecting a thickness of a bill, a state of the bill, or a presence of a foreign object on the bill based on a voltage of the RF signal transmitted through the bill and received by the reception antenna when the bill is between the transmission antenna and the reception antenna. The RF signal has a preset, specific frequency.

A bill discrimination apparatus and method using a radio frequency (RF) signal that includes a transmission antenna radiating the radio frequency (RF) signal; a reception antenna receiving the RF signal from the transmission antenna; and a control unit providing the RF signal to the transmission antenna, and detecting a thickness of a bill, a state of the bill, or a presence of a foreign object on the bill based on a voltage of the RF signal transmitted through the bill and received by the reception antenna when the bill is between the transmission antenna and the reception antenna. The RF signal has a preset, specific frequency.

A thickness detection device that includes a roller, rollers being a plurality of rollers of a first group, rollers being a plurality of rollers of a second group, sensors being a plurality of sensors of a first group, and sensors being a plurality of sensors of a second group. The roller is a cylindrical fixed roller being rotatable around a shaft. The rollers are provided with an interval therebetween in an axial direction of the roller, with the respective rollers being arranged near the roller on an upstream side in a carrying direction of paper sheets. The movable rollers are provided with an interval therebetween so as to be in a staggered manner with respect to the rollers in the axial direction of the roller, with the respective rollers being arranged near the roller on a downstream side in the carrying direction.

A thickness detection device that includes a roller, rollers being a plurality of rollers of a first group, rollers being a plurality of rollers of a second group, sensors being a plurality of sensors of a first group, and sensors being a plurality of sensors of a second group. The roller is a cylindrical fixed roller being rotatable around a shaft. The rollers are provided with an interval therebetween in an axial direction of the roller, with the respective rollers being arranged near the roller on an upstream side in a carrying direction of paper sheets. The movable rollers are provided with an interval therebetween so as to be in a staggered manner with respect to the rollers in the axial direction of the roller, with the respective rollers being arranged near the roller on a downstream side in the carrying direction.

A method for detecting overlapped bank notes is provided. The method includes: step 10, collecting original image data of bank notes; step 20, performing security thread positioning detection on the original image data of the bank notes, to obtain security thread detection data; step 40, determining whether the security thread detection data meets a preset security thread reference condition, going to step 60 if the security thread detection data meets the preset security thread reference condition, and going to step 70 if the security thread detection data does not meet the preset security thread reference condition; step 60, obtaining a determination result that the bank notes are not overlapped, and ending the method; and step 70, obtaining a determining result that the bank notes are overlapped, and ending the method.

A method for detecting overlapped bank notes is provided. The method includes: step 10, collecting original image data of bank notes; step 20, performing security thread positioning detection on the original image data of the bank notes, to obtain security thread detection data; step 40, determining whether the security thread detection data meets a preset security thread reference condition, going to step 60 if the security thread detection data meets the preset security thread reference condition, and going to step 70 if the security thread detection data does not meet the preset security thread reference condition; step 60, obtaining a determination result that the bank notes are not overlapped, and ending the method; and step 70, obtaining a determining result that the bank notes are overlapped, and ending the method.

The present invention is provided with: a heat source unit; a heat detection unit that detects the intensity of light of a prescribed wavelength obtained from paper sheets in which heat provided from the heat source unit is stored; and a control unit that detects, on the basis of the intensity of the light of the prescribed wavelength obtained from the paper sheets, a repaired paper sheet which has been repaired with a repair member.

The present invention is provided with: a heat source unit; a heat detection unit that detects the intensity of light of a prescribed wavelength obtained from paper sheets in which heat provided from the heat source unit is stored; and a control unit that detects, on the basis of the intensity of the light of the prescribed wavelength obtained from the paper sheets, a repaired paper sheet which has been repaired with a repair member.

Disclosed are a thickness detection device, method and system, a storage medium and a processor. The thickness detection device includes: a detection unit, including a plurality of thickness detection chips, wherein the thickness detection chips are sequentially arranged at least in a second direction; and a common unit, arranged opposite and spaced from the detection unit in a first direction, wherein distances between at least two positions of a first surface of the common unit and the detection unit are different, the second direction is perpendicular to the first direction and a moving direction of an object to be detected, and the first surface is a surface of the common unit which is close to the measurement unit.

Provided are a method and an apparatus for detecting a thickness of paper, and a storage medium. The method includes: acquiring a first thickness image of a target paper; extracting at least one first thickness feature and at least one second thickness feature from the first thickness image in the first thickness image; performing average processing on gray values of multiple pixel points in the at least one first thickness feature to acquire a first gray value, and the average processing is performed on gray values of the multiple pixel points in the at least one second thickness feature to acquire a second gray value; when the first gray value is smaller than the second gray value of multiple pixel points in at least one second thickness feature, determining that a thickness of a region, corresponding to the at least one second thickness feature, on the target paper has changed.