Recording of data into smart card nonvolatile memory

FIELD: computer engineering.

SUBSTANCE: invention relates to computer engineering. Method of data recording into smart card nonvolatile memory device comprises input of recording command into smart card volatile memory device buffer memory; comparison by smart card of object identification parameter corresponding to recording command with object identification parameter, stored in smart card nonvolatile memory; with positive result of comparison: recording of intended for recording data included into recording command, from buffer memory into object corresponding to recording command, on predetermined address, which value is stored in nonvolatile memory; calculation of address corresponding to sum of predetermined address and recorded data size; storing of calculated address instead of predetermined address; with negative comparison result: recording of intended for recording data included into recording command from buffer memory into object corresponding to recording command, to default address; calculation of address corresponding to sum of default address and recorded data size; storing of calculated address as predetermined address.

EFFECT: technical result consists in large size data recording to smart card.

9 cl, 3 dwg

 



 

Same patents:

FIELD: information technology.

SUBSTANCE: method of programming a NAND flash memory IC, in which device initialisation is carried out, for a data read command, the read command cycle is executed, the required number of cycles for establishing the page address is executed, for a data write command, the write command cycle is executed, the required number of cycles for establishing the page address is executed, for a data delete command, the delete command cycle is executed, wherein after receiving the commands, command parameters are extracted, and after executing the given number of data read cycles, the page address is incremented and the parity between the number of read pages and the given number is checked, for a command to establish IC parameters, IC parameters are stored in the parameter register of a flash-interface, these parameters are applied and then switched to the cycle for waiting for the next command.

EFFECT: broader functional capabilities of NAND flash-memory IC programmers by creating a flexible, user adjustable interface for communicating with the NAND flash-memory IC, which enables to work with all NAND flash-memory ICs, as well as by adding functions for reading the identification number of the IC, reading the status of the IC and an IC reset function.

7 cl, 3 dwg

The invention relates to a matrix of flash memory, in particular to self-update matrix flash memory

The invention relates to the field of programming non-volatile storage drives

FIELD: oil and gas industry.

SUBSTANCE: invention is referred to versions of RF tag fixing to oil and gas equipment. One of the embodiment versions includes performing a closed hole in the equipment body, making thread surface in the above hole, applying glue to thread surface of RF tag and surface of the tag corresponding to the closed hole wall, setting RF tag to the hole, sending radio signal to the above RF tag and receiving signal containing identification data.

EFFECT: improved reliability of RF tag fixation, reduced dimensions of RF tag, reduced dimensions of the hole, improved dirt protection of the article, reduced negative impact of RF tag installation to strength of the article.

25 cl, 13 dwg

FIELD: physics, computer engineering.

SUBSTANCE: invention relates to portable electronic devices, particularly electronic cards with a switch which is actuated by a user in order to activate an electronic unit. The technical result is achieved through a portable electronic device which includes an electronic unit and a switch which is associated with the electronic unit, wherein said switch includes two independent photodetectors which receive light on the same surface of the portable electronic device and which are sufficiently far from each other to enable the user to cover one photodetector with one finger, and a logic circuit to which first and second illumination signals are transmitted, said signals coming from the two photodetectors, respectively, and if the first and second illumination signals correspond to different logic states, triggers the switch.

EFFECT: preventing accidental triggering of the switch of the electronic card owing to the arrangement of photodiodes and the logic circuit structure.

9 cl, 7 dwg

FIELD: physics.

SUBSTANCE: invention relates to semiconductor microelectronic devices and specifically to devices for protection from piracy and falsification of integrated circuits (IC), which are embedded in an IC chip. The device for protection from piracy and falsification of integrated circuits comprises, embedded in the chip of an authentic integrated circuit, a first logic register with elements for inputting an identification number (label) by a trusted integrated circuit manufacturer through working or auxiliary leads of the integrated circuit and which block subsequent input of another identification number. The device further includes a second logic register with elements for inputting, by the user of the integrated circuit, an identification number known to said user and a logic coincidence circuit with elements for outputting information on authenticity and permission for normal operation, in which the identification number stored in the first logic register of the integrated circuit is compared with the identification number in the second logic register, and if the identification numbers match, normal operation of the integrated circuit is allowed.

EFFECT: authentication of an integrated circuit, preventing reading of the identification number (label) from the integrated circuit by intruders and checking working capacity of the device for protecting integrated circuits from piracy and falsification.

1 dwg

FIELD: physics.

SUBSTANCE: invention relates to a device for identifying a metal substrate present in an environment with an extremely high metal content, that may also be dusty. According to the invention, the device includes a passive radio-frequency identification (RFID) label, wherein the label carrier is configured to be attached to the metal substrate and to position the label at a certain distance therefrom, wherein the RFID reader has an antenna which includes, as an induction loop, two sections of a coaxial cable having a substantially identical length, and each including a metal core and a metal pleat surrounding the core, wherein each includes a metal core and a metal pleat surrounding the core, the two sections being linked together, on the one hand, at one end thereof by connecting the core of one section to the pleat of the other section and vice versa and, on the other hand, at the other end thereof by connecting only the pleats together, the cores thereof being separated at said other end.

EFFECT: high reliability of operation and reduced size of the device for radio-frequency identification of a metal substrate in a dusty environment with high metal content.

20 cl, 15 dwg

FIELD: physics, computer engineering.

SUBSTANCE: invention relates to computer engineering. An integrated circuit card comprises a processing unit associated with random-access memory (RAM) and means of exchanging data with an external device, the RAM including a single memory zone dedicated to data exchange, and the processing unit being configured to write data, intended for exchange between said integrated circuit card and said external device, into said single dedicated memory zone and configured to limit the risk of said zone containing data that are harmful for the security of the card, wherein the processing unit is programmed to scramble data contained in said single dedicated memory zone before transmitting said data to an external medium such that data successively received by the card cannot be re-scrambled or used to generate an unauthorised instruction.

EFFECT: providing data security.

8 cl, 1 dwg

FIELD: physics.

SUBSTANCE: invention relates to microchip swipe cards. A card (1) comprises a card body (7) and an electronic unit (3) comprising an electronic microcircuit (9) connected to antenna (11) terminals, wherein the electronic unit (3) is assembled in a cavity (5) which is formed in the card body, wherein the visible surface (19) of the electronic unit (3) has at least one graphic security feature (21) configured to protect said electronic unit and the swipe card from falsification attempts and coated with at least one transparent protective layer in the form of a layer of sealing material which covers the whole body of the card on its entire surface.

EFFECT: providing an easy to manufacture swipe card with high output of non-defective products, which is compatible with security graphics.

10 cl, 10 dwg

FIELD: information technologies.

SUBSTANCE: authorisation module with an electronic card key comprises an electronic card key. The electronic card key has a hole in a card, and the electronic key has a shape of a cylinder with ends from electroconducting material, and facilities for fixation of the electronic key in the opening of the card; the shape of the input window in the external metal body and the window in the inner shell corresponds to the shape of the cross section in the place of location of the electronic card key with the plane stretching via the centre of the electronic key; in the inner shell near the output opening there are at least two contacts fixed that interact with ends of the electronic key connected with the outputs of a microcircuit chip; outputs from two contacts are connected to a slot filter for connection of the interface.

EFFECT: simplified design of a card and reading device, exclusion of the possibility to read information from a card by electromagnetic radiation produced in process of information transfer from the card.

3 cl, 4 dwg

Rfid tag // 2541846

FIELD: electricity.

SUBSTANCE: RFID tag comprises a coil, the RFID microcircuit with two inputs, at that each input is coupled to the coil and the microcircuit has the first lowest operating voltage; the tag comprises an additional electrical circuit coupled to inputs, at that the circuit is made so that it can operate with the second lowest operating voltage, which is lower than the first lowest operating voltage, and a unit for control of the electrical circuit operation.

EFFECT: provision of the protected RFID tag, which cannot be read at a distance before its activation.

21 cl, 8 dwg

FIELD: physics, computer engineering.

SUBSTANCE: invention relates to an integrated circuit chip, an information processing device, a program module control method, an information processing system and an information processing method. The integrated circuit (IC) chip comprises a memory section configured to store map information of a plurality of program modules for processing information which the circuit communicates in accordance with various contactless communication principles; a control section configured to control operation of the program modules based on map information; and an additional program module configured to display map information in order to allow or prohibit operation of said program modules, wherein if said program modules, operation of which is prohibited, begin to operate, the control section performs a hardware reset.

EFFECT: providing multiple program modules with the corresponding degree of operation safety.

13 cl, 8 dwg

Transponder module // 2520414

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to a chip carrier (15) for contacting with a chip (16) and an antenna (13), lying on a carrier substrate (17). According to the invention, the chip carrier a strip-shaped substrate (18), which is equipped with a system (29) of contacts for electrical contact with the chip, the system being separated from longitudinal ends (25, 26) of the substrate, and two contact pads (27, 28) connected to the antenna, between which said system of contacts for electrical contact with the chip is situated and which are designed for electrical contact with the antenna, wherein the system of contacts for electrical contact with the chip and contact pads connected to the antenna are situated on the working surface (31) of the chip carrier on which, between the system of contacts for electrical contact with the chip and the contact pads connected to the antenna, there is at least one insulation surface (20). Also described is a chip carrier system which consists of a plurality of chip carriers situated on a film-type carrier, a row in at least one row passing in its longitudinal direction and each of which is oriented in the longitudinal direction of the film-type carrier.

EFFECT: providing minimal thickness of a layered structure consisting of an antenna carrier substrate and a chip carrier.

5 cl, 8 dwg

FIELD: physics, computer engineering.

SUBSTANCE: invention relates to capturing and loading operating system states. On embodiment includes storing the states of computer operating system memory to be restored at a future time. No changes are permitted to the permanent storage associated with the computer. Instead, changes that would have been made to the permanent storage during an ensuing computing session, had they not been prevented, are stored in a separate computing session file. Whenever it is desired to return the operating system to its basic condition, the stored basic system memory states are loaded into the operating system memory, instead of the current states of the operating system memory.

EFFECT: high efficiency of restoring an operating system to the basic state.

19 cl, 7 dwg

FIELD: physics, computer engineering.

SUBSTANCE: invention relates to automation and computer engineering. The device comprises a data memory register, a digital-to-analogue converter, input and output buses, a register, a switch unit, a resistor unit and an additional input bus.

EFFECT: improved accuracy of the data output control device.

1 dwg

FIELD: information technologies.

SUBSTANCE: data output control system comprises a communication unit, a digital controlled generator, a data memory register, a memory unit, the first and second resistors, and also a register, an output register, a digital to analogue converter, an additional digital to analogue converter, a reference voltage source, and also input and output buses.

EFFECT: expanded range of force values in the mode of their linear and stepped variation.

1 dwg

FIELD: information technology.

SUBSTANCE: apparatus includes a data memory register, a digital-to-analogue converter, an input bus, an output bus, a pulse former, a comparator, a selector, first and second two-input AND logic elements, a bidirectional counter, a sampling/storage device, an additional digital-to-analogue converter and an additional input bus.

EFFECT: reduced errors caused by destabilising factors.

1 dwg

FIELD: information technology.

SUBSTANCE: method of optimising a solid-state drive, comprising the following steps: obtaining a threshold fragment size, wherein the threshold fragment size is calculated based on at least one or more serial recording speeds of the solid-state drive (SSD) or input/output (I/O) speeds into/from the SSD per second; determining whether a free space fragment on the SSD is smaller than the threshold fragment size; if the free space fragment on the SSD is smaller than the threshold fragment size, eliminating the free space fragment; and if the free space fragment on the SSD is not smaller than the threshold fragment size, the free space fragment is used for storing data.

EFFECT: optimising a solid-state drive by providing a high recording speed by cutting the number of recording operations.

17 cl, 3 dwg

FIELD: information technologies.

SUBSTANCE: in the method of communication with a multifunctional memory card, comprising a card controller and a functional module, performing at least one function of data processing, different from the function of memory card data storage, it is proposed that to start at least one function of functional module data processing, to communicate with the functional module and to extract data processed by the functional module in compliance with its function of data processing, standardised commands are used for recording and reading of a type used for addressing the memory card data memory.

EFFECT: capability to access the memory card functional module without use of special device drivers.

5 cl, 3 dwg

FIELD: information technologies.

SUBSTANCE: system to control data output comprises a communication unit, a digital controlled generator, a register of data memory and a memory unit, besides, the output of the communication unit is connected to the input of the data memory register, the output of which is connected to the input of the memory unit. Besides, it additionally comprises a frequency divider, the first and second delay elements, a register of the current data code, a register of the previous data code, a circuit of codes comparison, a codes subtractor, an accumulating summator, a summator-subtractor, an output register, a digital-to-analog converter, and also input and output buses.

EFFECT: invention provides for analog data output at the device outlet.

1 dwg

FIELD: information technology.

SUBSTANCE: device has an interface unit connected to a peripheral device, capable of loading a storage medium, a first processing unit which switches the storage medium inserted into the peripheral device into a non-operating state, a connection detection unit for detecting that the peripheral device is connected to the interface unit, a determination unit for determining whether the storage medium switched into non-operating state by the first processing unit is inserted into the peripheral device detected by the connection detection unit, and a control unit configured to control the first processing unit in order to switch the storage medium into a non-operating state according to the determination unit determining that the storage medium which has been switched by the first processing unit into a non-operating state is inserted into the peripheral device.

EFFECT: high reliability owing to prevention of connecting a disconnected device against the intentions of the user.

11 cl, 8 dwg

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