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965 results about "Bank note" patented technology

A bank note is a promissory note issued by a bank. In the United States, the federal reserve regulates the amount of bank notes that are issued.

Apparatus and method of determining conditions of bank notes

An apparatus and method for providing an indication of a type and/or a condition of a note passing through the apparatus includes a note transport (12) which moves the note past transversely spaced spot sensing assemblies (18). Each spot sensing assembly includes four emitters (32). Each of the emitters produces radiation at different wavelengths. The spot sensing assemblies include a reflectance detector (20) and a transmission detector (22) which are disposed on opposed sides of the passing note. The emitters direct radiation onto test spots (34) on the passing note. Radiation reflected from and transmitted through the test spots is detected by the respective reflector and transmission detectors. A control circuit (24) produces sensed values that correspond to the detected radiation. A data store in operative connection with the control circuit comprises memories (138) that include stored data representative of transition and reflectance values for know note types. The control circuit calculates a level of correlation between the stored values and the sensed values. By comparing the correlated values to threshold values, the control circuit is operative to determine the type of note and other conditions such as if a note is worn, soiled, or a doubles note.
Owner:DIEBOLD NIXDORF

Apparatus and method for processing bank notes and other documents in an automated banking machine

An apparatus and method for determining a type and / or a condition of a note passing through the apparatus includes a note transport (12) which moves the note past sensing assemblies (18). Each sensing assembly includes emitters (32). Each of the emitters produces radiation at a different wavelength. The sensing assemblies include a reflectance detector (20) and a transmission detector (22) which are disposed on opposed sides of the passing note. The emitters direct radiation onto test spots (34) on the passing note. Reflectance values are generated from radiation reflected from each type of emitter to the reflectance detector. Transmission values are generated from radiation transmitted from an emitter through each test spot to the transmission detector. A control circuit produces a sensed value set including the reflectance and transmission values from each of the emitters in each of the sensing assemblies. The control circuit also determines an angle of skew of the passing note. Memories (138) include templates of values corresponding to transmission and reflectance values for known note types in a number of note positions. The control circuit generates stored value sets from the templates and skew angle. The control circuit further calculates a value representative of a level of correlation between the sensed value set and each of the stored value sets. The control circuit determines the highest level of correlation between all the stored value sets which is indicative of the note type and / or a condition thereof Various types of sensing assemblies can be used including sensing assemblies that are also suitable for capturing image data from notes or instruments processed in an automated banking machine.
Owner:DIEBOLD NIXDORF

Authentication of documents and articles by moiré patterns

The present invention relies on the moiré patterns generated when superposing a base layer made of base band patterns and a revealing line grating (revealing layer). The produced moiré patterns comprise an enlargement and a transformation of the individual patterns located within the base bands. Base bands and revealing line gratings may be rectilinear or curvilinear. When translating or rotating the revealing line grating on top of the base layer, the produced moiré patterns evolve smoothly, i.e. they may be smoothly shifted, sheared, and possibly be subject to further transformations. Base band patterns may incorporate any combination of shapes, intensities and colors, such as letter, digits, text, symbols, ornaments, logos, country emblems, etc. . . . . They therefore offer great possibilities for creating security documents and valuable articles taking advantage of the higher imaging capabilities of original imaging and printing systems, compared with the possibilities of the reproduction systems available to potential counterfeiters. Since the revealing line grating reflects a relatively high percentage of the incident light, the moiré patterns are easily apparent in reflective mode and under normal illumination conditions. They may be used for the authentication of any kinds of documents (banknotes, identity documents, checks, diploma, travel documents, tickets) and valuable articles (optical disks, CDs, DVDs, CD-ROMs, packages for medical drugs, bottles, articles with affixed labels).
Owner:ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)

Banknote serial number processing method and its device

This invention relates to the banknote serial number processing method and its device. Including: banknote serial number recording step, that is to convert the banknote serial number into image signal by using image capture device; banknote serial number recording decoded step, i.e. processing the banknote serial number image signal by filtration of image signals, A/D conversion, synchronizing separation and then stored in memory unit; banknote serial number digital signal processing step, the signals from image memory unit are processed for recognition, the bundle code and banknote serial number are stored into digital memory unit and output for later use; the comparison banknote serial numbers read-in steps, reading banknote serial number from a certain bundle code to be compared, then sent to read-in memory unit; comparison step for the banknote serial number to be compared and newly recording banknote serial number comparison, to compare the newly recording banknote serial number with each of the banknote serial number from the reading-in memory until there is a match and an alarm signal is sent out. Application of this invention can impose a strict strike upon the crimes such as robbery of money from bank saves, robbery of cash transport vehicles or kidnaps, and cash counterfeiting.
Owner:ZHAO RUI +1

Authentication of secure items by shape level lines

The disclosed method and system may be used for creating advanced protection means for various categories of documents (e.g. bank notes, identity documents, certificates, checks, diploma, travel documents, tickets) and valuable products (e.g optical disks, CDs, DVDs, CD-ROMs, prescription drugs, products with affixed labels, watches) hereinafter called “secure items”. Secure items are authenticated by shape level lines. The shape level lines become apparent when superposing a base layer comprising sets of lines and a revealing layer comprising a line grating. One of the two layers is a modified layer which embeds a shape elevation profile generated from an initial, preferably bilevel, motif shape image (e.g. typographic characters, words of text, symbols, logo, ornament). In the case of an authentic document, the outline of the revealed shape level lines are visual offset lines of the boundaries of the initial bilevel motif shape image. In addition, the intensities, respectively colors of the revealed shape level lines are the same as the intensities, respectively colors of the lines forming the base layer sets of lines. By modifying the relative superposition phase of the revealing layer on top of the base layer or vice-versa (e.g. by a translation or a rotation), one may observe shape level lines moving dynamically between the initial bilevel motif shape boundaries and shape foreground centers, respectively background centers, thereby growing and shrinking. In the case that these characteristic features are present, the secure item is accepted as authentic. Otherwise the item is rejected as suspect. Pairs of base and revealing layers may be individualized by applying to both the base and the revealing layer a geometric transformation. Thanks to the availability of a large number of geometric transformations and transformation parameters, one may create documents having their own individualized document protection. The invention also proposes a computing and delivery system operable for delivering base and revealing layers according to security document or valuable product information content. The system may automatically generate upon request an individually protected secure item and its corresponding authentication means.
Owner:ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)

Currency bill sensor arrangement

A currency processing device for receiving a stack of U.S. currency bills and rapidly processing all the bills in the stack, the device comprising: an input receptacle adapted to receive a stack of U.S. currency bills of a plurality of denominations, the currency bills having a wide dimension and a narrow dimension; a transport mechanism positioned to transport the bills, one at a time, in a transport direction from the input receptacle along a transport path at a rate of at least about 1000 bills per minute with the narrow dimension of the bills parallel to the transport direction; a currency bill sensor arrangement positioned along the transport path, the currency bill sensor comprising: i) a multi-wavelength light source configured to emit a first wavelength of light and a second wavelength of light; ii) a cylindrical lens positioned to receive the first and second wavelengths of light from the multi-wavelength light source, the cylindrical lens illuminating an elongated strip of light on a surface of one of the plurality of currency bills, the cylindrical lens being configured to receive light reflected from the surface of the one of the plurality of currency bills; iii) a photodetector positioned to receive the reflected light, the photodetector generating an electrical signal in response to the received reflected light; iv) a processor configured to receive the electrical signal generated by the photodetector; wherein, the processor is configured to determine whether the surface of the one of the plurality of currency bills is a primary surface or a secondary surface based on the electrical signal.
Owner:CUMMINS-ALLISON CORP

Optical effect layers showing a viewing angle dependent optical effect, processes and devices for their production, items carrying an optical effect layer, and uses thereof

The invention relates to the field of the protection of security documents such as for example banknotes and identity documents against counterfeit and illegal reproduction. In particular, the invention relates to optical effect layers (OEL) showing a viewing-angle dependent optical effect, devices and processes for producing said OEL and items carrying said OEL, as well as uses of said optical effect layers as an anti-counterfeit means on documents. The OEL comprises a plurality of non-spherical magnetic or magnetizable particles, which are dispersed in a coating composition comprising a binder material, the OEL comprising two or more loop-shaped areas, being nested around a common central area that is surrounded by the innermost loop-shaped area, wherein, in each of the loop-shaped areas, at least a part of the plurality of non-spherical magnetic or magnetizable particles are oriented such that, in a cross-section perpendicular to the OEL layer and extending from the centre of the central area to the outer boundary of the outermost loop-shaped area, the longest axis of the particles in each of the cross-sectional areas of the looped-shaped areas follow a tangent of either a negatively curved or a positively curved part of hypothetical ellipses or circles.
Owner:SICPA HLDG SA
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