Abstract: A banknote crack detection method and a banknote crack detection apparatus are provided. The banknote crack detection apparatus includes an image collection unit, configured to collect an optical transmission image of an inputted banknote, a pre-processing unit, configured to receive a banknote image signal collected by the image collection unit, and perform foreground region positioning and cutting on the banknote image signal; a crack detection unit, configured to detect whether a crack exists; and a determining unit, configured to determine whether the banknote is qualified according to a detection result of the crack detection unit; and a control unit, configured to control operation of each of the above units.

Abstract: A banknote stacking device includes a piece-by-piece banknote conveying mechanism, an upper conveyor belt, an arc-shaped stacking plate, a movable blocking mechanism, a sensor device, and a control unit. An elastic sheet is arranged on the arc-shaped stacking plate at a position for stacking banknotes, an end of the elastic sheet is fixed on the arc-shaped stacking plate, and a free end of the elastic sheet extends in a direction opposite to the conveying direction of the banknotes, the extending segment of the elastic sheet forms an arch and is configured to elastically support the upper conveyor belt, and a through-groove is provided in the arc-shaped stacking plate at a position corresponding to the elastic sheet, and the free end of the elastic sheet is configured to extend and retract freely in the through-groove.

Abstract: An image calibration method and device. A deviation compensation coefficient of each pixel is calculated according to image data generated by strong and weak lighting parameters, and the deviation compensation coefficient is used to calibrate data of each image pixel collected and output by an image sensing unit. Therefore, the influence of inconsistency of each photosensitive element of the image sensing unit on the image greyscale can be eliminated, so that the effect of document medium image recognition is increased. The method in the embodiments of the present invention comprises: S1, acquiring a strong lighting parameter of each photosensitive element within a long exposure time and a weak lighting parameter thereof within a short exposure time; S2, acquiring image data of a sheet medium; and S3, according to the strong lighting parameter, the weak lighting parameter and the image data, calculating the calibrated image data of the sheet medium.

Abstract: A method and a device for banknote classification and recognition based on a Lab color space are provided for improving the denomination recognition rate. The method includes obtaining an RGB image of a banknote to be detected; calculating gray values Gray R, Gray G and Gray B of the RGB image in red (R), green (G) and blue (B) wavebands; converting the gray values Gray R, Gray G and Gray B into gray values Gray a and Gray b in the Lab color space; and substituting a product of Gray a and Gray b and a difference between the absolute value of Gray a and the absolute value of Gray b into preset formulas to determine a category of the banknote to be detected.

Abstract: A thickness detection device for sheet-type medium includes a fixing frame, a reference shaft and a detection assembly shaft. A reference roller is fixedly sleeved on the reference shaft. At least one detection roller is provided on the detection assembly shaft, and the detection roller is in an elastic contact with the reference roller. The detection roller is sleeved on the detection assembly shaft by a bracket, the bracket has an elongated hole through which the bracket is sleeved on the detection assembly shaft, an elastic element is provided between an end of the elongated hole and the detection assembly shaft, and the elastic element enables the detection assembly shaft to elastically maintain a certain distance from the end of the elongated hole. Thus, thickness signal obtained is not interfered by banknote displacements in other directions, and thickness detection of the full banknote can be achieved.

Abstract: A cash distribution method, a cash distribution apparatus and a financial self-service device. The cash distribution method comprises: suspending cash dispensing in case of abnormality when cash is dispensed from a mixed cash box; acquiring the balance of cash dispensed according to the cash distribution limit and the total dispensed cash; continuing cash distribution for the balance of cash dispensed to obtain a continuous cash dispensing result; and continuing to dispense cash according to the continuous cash dispensing result. The technical problems in existing cash distribution technology that increasing wear on hardware of a machine core increases the maintenance cost and consumes a lot of time, reducing the cash dispensing efficiency, can be solved.

Abstract: A banknote separation device includes a banknote separation wheel set and a reverse wheel set. The reverse wheel set includes a reverse wheel component, a reverse wheel set rotation shaft, a first fixing frame and a second fixing frame. Two ends of the reverse wheel set rotation shaft are fixed on two mounting side plates respectively, the first fixing frame and the second fixing frame are respectively fixedly connected at two ends of reverse wheel component. The first fixing frame is provided with two lash adjusting threaded holes and a first lash adjusting screw, the second fixing frame is provided with a second lash adjusting threaded hole and a second lash adjusting screw cooperating therewith, and radial clearances between two ends of the reverse wheel component and the banknote separation wheel set are adjusted respectively by the two lash adjusting screws.

Abstract: A banknote jam determination system and method, the determination system comprising a sensor unit (101), a banknote information storage unit (102), a banknote jam threshold computing unit (103) and a banknote jam status determination unit (104). The banknote jam threshold computing unit (103) can compute a threshold (M) according to an actual space (S) between the actual length (L) of the banknote and the sensor. The banknote jam status determination unit (104) uses a threshold (M) computed in real time to determine whether a banknote jam occurs, and therefore the banknote jam determination system and method are a dynamic banknote jam determination technique based on a varied threshold (M) of a banknote and a sensor, and can improve measurement precision and ensure reliability.

Abstract: A banknote separating device is applicable for a financial self-service equipment, includes a banknote separating wheel set and a reverse wheel set for cooperating with the banknote separating wheel set, and the reverse wheel set includes a reverse-wheel-set rotating shaft, a reverse wheel fixing frame, and a reverse wheel assembly. One end of the reverse wheel assembly sequentially passes through an E-shaped snap ring, a flanged bearing, a one-way bearing stop ring and a one-way bearing to be mounted to the reverse wheel fixing frame, and the one-way bearing and the reverse wheel fixing frame are coupled by the one-way bearing stop ring to form a stationary rigid body, and the one-way bearing stop ring is in contact with only an outer ring of the flanged bearing.

Abstract: Disclosed are a sampling method for anti-counterfeiting information about a cash note, and a sampling apparatus for anti-counterfeiting information about a cash note, which executes the method. The sampling method for anti-counterfeiting information about a cash note comprises: through differences collected between sensors, utilizing a law of the differences to restore spatially coupled power-frequency of low-frequency electromagnetic interference signals acquired by an effective signal sensor (21); and then performing common-mode signal elimination on voltage waveform data corresponding to the anti-counterfeiting information, thereby thoroughly elimination the spatially coupled power-frequency or low-frequency electromagnetic interferences that magnetic signal sensors suffer from during the collection of magnetic anti-counterfeiting signals.

Abstract: An image identification system for conducting image identification of a valuable file in an automatic teller machine and a corresponding image storage control method are provided. The system comprises: an image sensor; an image memory; an image identification module; an image storage area controller; and a main control unit, wherein the image storage area controller comprises a storage area index link table which is divided into N nodes, N being a natural number greater than 1, each node corresponding to each of the image storage areas divided by the image storage area controller in a one to one relationship, and each node storing the storage locations of a previous image and a next image which are linked with the node, and being provided with an acquired image write pointer, an identified image read pointer, an unidentifiable image head pointer, and an unidentifiable image tail pointer.

Abstract: A banknote recognition and classification method and system are provided. In the method and system, a large number of reliable samples which are easy to acquire currently are used to establish a sample signal degradation model which meets application requirements by means of a statistical method, sample information is input into the banknote sample signal degeneration model to acquire various banknote sample information corresponding to the brand new banknotes to be learned; the various banknote sample information is input to perform classifier learning, and a banknote classification model is output; then a classifier learns to perform classification and recognition on a sample to be recognized.

Abstract: A method for interacting master and slave information in real time, comprising: collecting, by N slave control MCUs, sensor signals of sensors respectively connected thereto; feeding back, by the N slave control MCUs, the sensor signals to a master control MCU via a signal transfer panel; and when the sensor signals satisfy a pre-set condition, giving, by the master control MCU, a control instruction to a corresponding slave control MCU according to the pre-set condition, wherein both the sensor signals and the control instruction are transmitted between the master control MCU and the slave control MCUs via the signal transfer panel in an SP signal manner. Also disclosed is a system for interacting master and slave information in real time. The method for interacting master and slave information in real time can reduce the redundant information interaction and improve the communication efficiency.

Abstract: A Linux system-based CEN/XFS standard architecture and a Linux system-based CEN/XFS standard implementation method are provided, for addressing the technical problem that implementation of a CEN/XFS standard on the Linux system is absent in the prior art. The Linux system-based CEN/XFS standard architecture is applicable to a financial self-service device adopting the CEN/XFS standard. The system of the financial self-service device includes: an application program layer, an XFC management layer, an SP layer and a device driver layer. In the architecture, the XFC management layer is divided into: a dedicated application layer, a universal application layer and a system service layer.

Abstract: An electrical control lock device comprises: a safety casing which is provided at least one cover body; a rotating shaft, which is connected fixedly with a locked part and drives the locked part outside the casing to rotate, is provided in the casing; a locking plate which is perpendicular to said rotating shaft is arranged fixedly on the rotating shaft, and said locking plate is provided with a pin control portion; a lock pin which selectively drops into the pin control portion and said lock pin is driven by a power motor to rotate; and a control portion which controls the rotating of the power motor according to a guiding control instruction in order that the lock pin drops into the pin control portion to enable that the locking plate and the locked part are locked.

Abstract: Provided are a device and method for identifying a paper currency fold. The device includes: a transparent protective body, configured to maintain components in the device to be clean; a laser source, configured to emit laser light a rectangular grating, configured to modulate the laser light into stripes which changes to be bright or dark according to a certain rule on a surface of a paper currency; an area array photoelectric sensor, configured to capture an image; an imaging lens group, configured to converge an image of the surface of the paper currency onto the area array photoelectric sensor; and an information processing module electrically connected with the area array photoelectric sensor, configured to process an image signal captured by the area array photoelectric sensor.

Abstract: A method and device for non-contact detection of a thin medium (5) is disclosed. The device comprises a light source (1), an optical splitter (2), a reference plane (3), a linearly arrayed photoelectric detector (6), a signal processing module (4) and the thin medium (5).

Abstract: A banknote separating device is applicable for a financial self-service equipment, includes a banknote separating wheel set and a reverse wheel set for cooperating with the banknote separating wheel set, and the reverse wheel set includes a reverse-wheel-set rotating shaft, a reverse wheel fixing frame, and a reverse wheel assembly. One end of the reverse wheel assembly sequentially passes through an E-shaped snap ring, a flanged bearing, a one-way bearing stop ring and a one-way bearing to be mounted to the reverse wheel fixing frame, and the one-way bearing and the reverse wheel fixing frame are coupled by the one-way bearing stop ring to form a stationary rigid body, and the one-way bearing stop ring is in contact with only an outer ring of the flanged bearing.

Abstract: A banknote separation device includes a banknote separation wheel set and a reverse wheel set. The reverse wheel set includes a reverse wheel component, a reverse wheel set rotation shaft, a first fixing frame and a second fixing frame. Two ends of the reverse wheel set rotation shaft are fixed on two mounting side plates respectively, the first fixing frame and the second fixing frame are respectively fixedly connected at two ends of reverse wheel component. The first fixing frame is provided with two lash adjusting threaded holes and a first lash adjusting screw, the second fixing frame is provided with a second lash adjusting threaded hole and a second lash adjusting screw cooperating therewith, and radial clearances between two ends of the reverse wheel component and the banknote separation wheel set are adjusted respectively by the two lash adjusting screws.

Abstract: A paper money recycling bin and paper money processing device; the paper money recycling bin includes a box and a partition plate installed in the box; symmetrical vertical groove groups are provided on a left inner wall and a right inner wall of the box; each vertical groove group includes a plurality of vertical grooves; and a left edge and a right edge of the partition plate are inserted in the vertical grooves to partition the internal space of the box, thus preventing a gap in the space, and avoiding the situation of tilting, irregular stacking or jamming when paper money subsequently enters.