Patent application number | Description | Published |
20080296978 | Controlled Wireless Charging of an Accumulator in a Chipcard - Method, apparatus and system for contactless charging of an energy storage unit of an energy sink ( | 12-04-2008 |
20090040022 | Transponder Unit - The invention relates to a transponder unit ( | 02-12-2009 |
20090096587 | Transponder Actuatable Switching Device - The present invention relates to a switching device for generating a switch signal, a reading device with the switching device and a method for the communication between a reading device and a transponder (T). The switching device includes an antenna ( | 04-16-2009 |
20090199206 | DATA STORAGE MEDIUM AND METHOD FOR CONTACTLESS COMMUNICATION BETWEEN THE DATA STORAGE MEDIUM AND A READER - The present invention relates to a method and an accordingly set tip data carrier for contactless, in particular parallel, communication of a reading device ( | 08-06-2009 |
20090236414 | METHOD AND APPARATUS FOR PERSONALIZING PORTABLE DATA STORAGE MEDIA - A method is suggested for the simultaneous personalization of several portable data carriers ( | 09-24-2009 |
20100014207 | DEVICE FOR ACTUATING AN ACTUATOR - The invention relates to an apparatus ( | 01-21-2010 |
20100308957 | DEVICE FOR CONTROLLING AN ACTUATOR - An apparatus includes an energy store for supplying an actuator, an antenna device for receiving, by contactless communication, energy for charging the energy store and one or more control signals comprising a command for triggering the actuator, and a control unit for controlling the supply of energy to the actuator on the basis of the control signals. After the triggering command has been received, the state of charge of the energy store is determined. When this state is less than a state of charge threshold value that is sufficient for triggering the actuator, a response signal to continue contactless communication is transmitted to the transmitting device via the antenna device. When this state is greater than or equal to the state of charge threshold value, the control unit controls the supply of energy from the energy store to the actuator so that it is possible to trigger the actuator. | 12-09-2010 |
20110205015 | METHOD FOR CHALLENGE RESPONSE AUTHENTICATION BETWEEN A READING DEVICE AND A TRANSPONDER USING CONTACTLESS DATA TRANSMISSION - A method for challenge-response authentication between a reading device and a transponder based on a contactless data transmission, according to which challenge data (CH) are transferred within an anti-collision loop from the reading device to the transponder by means of one or several commands (AC) of an anti-collision method, with the command or commands (AC) serving to determine transponder identification data. In the command or commands (AC) respective challenge data (CH) are contained in a data field (D | 08-25-2011 |
20120161923 | METHOD, PORTABLE DATA STORAGE MEDIUM, APPROVAL APPARATUS AND SYSTEM FOR APPROVING A TRANSACTION - A method, a portable data storage medium, an approval apparatus and a system for approving a transaction using acceleration sensors integrated in a portable data storage medium. | 06-28-2012 |
20120290481 | METHOD FOR CARRYING OUT A TRANSACTION BETWEEN A PORTABLE DATA CARRIER AND A TERMINAL - A method for carrying out a transaction between a portable data carrier, such as a chip card, and a terminal is described. An information item (TID) about the terminal is transferred to the portable data carrier upon the transmission of transaction data by a communication between the portable data carrier and the terminal. As a result, the portable data carrier obtains from the information item a locational position (ZID, WID, GID) of the terminal. Further, there is ascertained a locational position (OP) of the portable data carrier to which the portable data carrier has access. Finally, the portable data carrier compares the locational position (ZID, WID, GID) of the terminal with its locational position (OP), and initiates a measure for protecting the transaction in case a deviation between the two locational positions (ZID, WID, GID; OP) exceeds a predetermined threshold. | 11-15-2012 |
20130009752 | SYSTEM AND METHOD FOR THE PRESENCE RECOGNITION OF A SECOND PORTABLE DATA CARRIER BY A FIRST PORTABLE DATA CARRIER - A system for recognizing the presence of a second portable data carrier by a first portable data carrier, wherein the data carriers have respectively a contactless interface with an antenna and an electronic circuit for storing and/or processing data. An RFID reading device supplies the data carriers with energy and for the respective communication of the data carriers with the reading device. In the first and the second data carrier there is respectively provided a further communication device, via which an additional, direct communication channel, independent of the field of the reading device, is made available between the first and the second data carrier, to thereby check the immediate presence of the second data carrier in the field of the reading device by the first data carrier. | 01-10-2013 |
20130122813 | NETWORK NODE FOR A WIRELESS SENSOR NETWORK - A network node for a wireless communication network, in particular for a wireless sensor network, includes a wireless communication device operable in a first communication mode in which the communication device emits; with a first transmit power, first communication signals for contactless communication with other network nodes in the communication network. The communication device is further operable in a second communication mode, in which the communication device emits, with a second transmit power, second communication signals for communication with a transponder, whereby the second transmit power is greater than the first transmit power. In the first communication mode, by the communication device there is detectable the presence of a transponder in the environment of the network node by the first communication signals. | 05-16-2013 |
20140043145 | DATA STORAGE MEDIUM AND METHOD FOR CONTACTLESS COMMUNICATION BETWEEN THE DATA STORAGE MEDIUM AND A READER - A method and a data carrier for contactless communication of a reading device with at least two communication-ready applications located on a portable data carrier. A first communication-readiness signal is generated for a first application and sent to the reading device, the signal having a first identification number that is assigned to the first application and indicates to the reading device the communication readiness of said first application, and a second communication-readiness signal is generated and sent for a second application, the second signal having a second identification number different from the first identification number, which is assigned to said second application and indicates to the reading device the communication readiness of the second application. The identification numbers simulate for the reading device the communication readiness of a data carrier in each case. The reading device thus has the impression of communicating with applications of two separate data carriers. | 02-13-2014 |
20140055247 | Reading Device for Contactless Communication with a Transponder Unit - A reading device for contactless communication with a transponder unit includes a first antenna for generating a reading device field in the form of an alternating magnetic field. The reading device further contains one or more second antennas configured, and arranged in relation to the first antenna, such that during a contactless communication of the reading device with a transponder unit which generates communication signals by means of load modulation, a predetermined change of a detection signal is captured on the second antenna or antennas if the transponder unit is located in a predetermined zone around the reading device. | 02-27-2014 |
20140287683 | Transaction System - A transaction system has a terminal device contactlessly communicating in the near zone for carrying out transactions with transaction partners disposed in the near zone. A relay end device is arranged to set up a contactless data communication with the terminal device and to relay transaction data received from the terminal device to a remotely disposed transaction unit. A server device switches the relay end device with the transaction unit as a transaction partner for the terminal device, depending on the type of the transaction. | 09-25-2014 |
20140361877 | Apparatus for Communicating with a Portable Data Carrier - An apparatus for communicating with a portable data carrier comprises a first communication interface, based on wireless data transfer technology, for receiving and/or transmitting data via a first communication channel, and a second communication interface, based on different contactless data transfer technology, for receiving and/or transmitting data via a second communication channel. A first software interface to the first communication interface via which an application program stored in the apparatus can communicate with the first communication interface. The apparatus has a second software interface via which the application program can communicate with the second communication interface, with the communication from the first software interface to the first communication interface, and vice versa, being passed via the second software interface. | 12-11-2014 |
20150026790 | Method for Computer Access Control by Means of Mobile End Device - A method for access control to a computer with a mobile end device relies on using contactless interfaces. An authentication to the computer is carried out with the mobile end device and upon a successful authentication the access to the computer is granted or maintained. For preparing the authentication, a certificate is loaded into the mobile end device from a portable data carrier separate from the mobile end device. For authentication, authentication data comprising the certificate or obtained from the certificate are provided to the computer from the mobile end device via the contactless interfaces. | 01-22-2015 |
20150071441 | METHODS AND SYSTEM FOR SECURE COMMUNICATION BETWEEN AN RFID TAG AND A READER - Methods and a system involve secure communication between an RFID tag and a reader via the over-the-air interface, and to corresponding RFID tags and corresponding readers. A modification of the Rabin method is employed wherein within the framework of the encryption of a plaintext M into which an identification element of the RFID tag or of an object furnished therewith is incorporated, there is computed by the RFID tag, the Montgomery residue (Montgomery reduction) of the square of the plaintext M modulo n with respect to a Montgomery base R, i.e. C*=M | 03-12-2015 |
Patent application number | Description | Published |
20080247381 | Provisioning of Redundant Sip Proxy Resources - A resolution of the address of an SIP proxy in an SIP network, with redundant SIP proxy resources, is provided. To establish a connection in an SIP network, an SIP client typically transmits a request to a DNS server system to obtain an address to gain access to SIP proxy resources. The SIP proxy resources are provided in the form of SIP proxy servers which are part of a peer-to-peer group. Messages are exchanged within the peer-to-peer group via a peer-to-peer protocol in order to communicate responsibilities for SIP domains or user-agent addresses. Adjustable responsibilities are defined within group. The address of the SIP proxy server responsible for the request of the SIP client is made available to the DNS server system so the DNS server system can forward the address to the SIP client so as to allow the SIP client to access the relevant Sip proxy server. | 10-09-2008 |
20080316929 | Method and Network Element for Guaranteeing a Quality of Service in a Decentralized Network - A guaranteeing a quality of service in a decentralized network, wherein at least one first network element at least temporarily provides a service for at least one second network element is provided. The parameters relevant for the quality of service are provided via an authentication of the first network element. | 12-25-2008 |
20090265550 | Method and arrangement for transmitting data in a communication system that employs a multi-hop method - In a multi-hop network, packets are classified into header and user data for coded distribution. The header information, especially the multi-hop information, is separated in a coded manner from the user data, such that each network node need only decode the header in order to forward the packet. The header and the user data are guided, independently from each other, to the hardware of the respective device for separate coding, as if they were complete packets. A hardware accelerated coding of header and user data is possible using different keys. The header also contains integrity protection. | 10-22-2009 |
20100030912 | Method for the transmission of data in a communication network - A method for transmitting data in a communication network, features network management-controlled transmission of data via a data transmission channel that connects network nodes. According to the method, data is transmitted at a minimum desired transmission rate that results from a temporal usage of the data transmission channel. | 02-04-2010 |
20100042831 | Method and System for Secure Transmission of Data in an Ad Hoc Network - Using at least one network consisting of at least one node, a multi-hop communication system is formed in which data are received and forwarded from a transmitting first node to a second node receiving the data via at least one third node interposed between the first and the second node. For transmission, the data are subdivided into packets that have a useful data portion (payload) and at least one first control data portion associated with the multi-hop method and a second control data portion associated with the network. The data are encrypted using a first public key determined by the first node and the second node, but only the useful data portion is encrypted using the first public key. | 02-18-2010 |
20100071068 | METHOD AND COMMUNICATION SYSTEM FOR THE COMPUTER-AIDED DETECTION AND IDENTIFICATION OF COPYRIGHTED CONTENTS - Disclosed is a method for the computer-aided detection and identification of copyrighted contents that are exchanged between at least two computers in a communication network, especially in peer-to-peer networks. Said method comprises the following steps: —first data packets that arc specified according to an execute command and are analyzed regarding at least one first criterion are fed to a first computer (PAT), first and second parameters being determined from the data packets meeting the at least one first criterion; —the first computer (PMT) determines the first data packets encompassing the second parameter from all first data packets that are fed to the first computer (PAT) and transmits said data packets to a second computer (FP); —a third computer (CRAW) sends at least one inquiry message for detecting data with copyrighted contents to the communication network, said third computer (CRAW) receives reply messages in reaction to the at least one inquiry message and requests second data packets meeting at least one second criterion from the communication network and analyzes the same, third and fourth parameters being determined from the data packets meeting the at least one second criterion; —the third computer (CRAW) determines the second data packets encompassing the fourth parameter from all second data packets that are fed to the third computer (CRAW) and transmits said data packets to the second computer (FP); —the first computer (PAT) transmits the first parameters to the third computer (CRAW) in order for said first parameters to be used in the second criteria; and—the computer (CRAW) transmits the third parameters to the second computer (PAT) in order for said third parameters to be used in the first criteria. | 03-18-2010 |
Patent application number | Description | Published |
20090266616 | Connection device for forming a fluid supply - The invention relates to a connection device for forming a fluid supply to a rotating tool, comprising a rotary feedthrough which has a rotor and a stator, the rotor being supported in a rotating manner relative to the stator. Furthermore, a torque support is provided, which is connected in a rotationally fixed manner to the stator and has at least one contact element. In accordance with the invention the at least one contact element can be displaced between a retracted position and a protruding position, in which the contact element is extended compared to the retracted position for the purpose of torque support. | 10-29-2009 |
20110048804 | DRILLING DEVICE AND DRILLING METHOD - The invention relates to a drilling device and a drilling method for drilling inside a casing tube with a drilling apparatus, which has a supporting frame with a fastening means for fixation with respect to the casing tube and a drilling tool, which is driven in a rotating manner via a telescopic rod by means of a drill drive arranged on the supporting frame. At the upper end of the casing tube a receiving part is arranged in accordance with the invention, onto which the supporting frame can be fastened. The receiving part is adjustably supported between a drilling position and an offset position, in which the receiving part is laterally offset with respect to the casing tube. | 03-03-2011 |
20110272194 | UNDERWATER DRILLING ARRANGEMENT AND METHOD FOR INTRODUCING A TUBULAR FOUNDATION ELEMENT INTO THE BED OF A BODY OF WATER - The invention relates to an underwater drilling arrangement for introducing a tubular foundation element into the bed of a body of water comprising at least one rotary drill drive, whereby a drill rod running inside the foundation element can be set into rotation by means of the rotary drill drive. The invention is characterized, among other things, in that a submersible working platform for placement onto the bed of a body of water is provided, whereby on the working platform at least one holding means for securing the foundation element in a rotationally fixed manner on the working platform is arranged and in that at least one mounting part for placement onto the foundation element is provided, whereby the mounting part has a clamping means for securing the mounting part on the foundation element, and the rotary drill drive is arranged on the mounting part. The invention also relates to a method for introducing a tubular foundation element into the bed of a body of water, which can be carried out, in particular, by means of the underwater drilling arrangement according to the invention. | 11-10-2011 |
20120012390 | DRILLING DEVICE AND DRILLING METHOD - The invention relates to a drilling device and a drilling method for drilling inside a casing tube, wherein the drilling apparatus has a supporting frame with a fastening means for fixation with respect to the casing tube and a drilling tool, which is driven in a rotating manner via a telescopic rod by means of a drill drive arranged on the supporting frame. An emptying station for attachment to the upper end of the casing tube is provided, wherein the supporting frame of the drilling apparatus can be fastened on the emptying station. For emptying the drilling tool of drill cuttings the emptying station has an unloading means, which is adjustable for receiving the drill cuttings. The unloading means is designed for conveying the drill cuttings away from the emptying station. | 01-19-2012 |
20120298419 | UNDERWATER DRILLING ARRANGEMENT AND METHOD FOR INTRODUCING A FOUNDATION ELEMENT INTO A BED OF A BODY OF WATER - The invention relates to an underwater drilling arrangement and a method for introducing a foundation element into a bed of a body of water comprising a submersible working platform for placement onto the bed of a body of water, several ground contact elements which are arranged in an adjustable manner on the working platform for aligning the working platform on the bed of a body of water, and at least one guide pipe for receiving and guiding the drilling tool. For an improved anchoring provision is made according to the invention for the guide pipe to be supported in a longitudinally displaceable and rotatable manner on the working platform and for a guide pipe drive to be provided on the working platform for driving the guide pipe in a rotating manner. | 11-29-2012 |
20130168955 | MARITIME SUPPLY LINE - The invention relates to a maritime supply line with at least two line elements which respectively comprise a jacket pipe, at least two inner lines which are arranged in the jacket pipe and a connecting element arranged at least at one end of the line element for the formation of a watertight connection to a line element to be connected. It is provided according to the invention that the connecting element comprises a connecting flange with a radially projecting collar, on which a radially projecting collar of a connecting flange of the line element to be connected can be placed. For the formation of the watertight connection the two radially projecting collars are incorporated by at least one tensioning clamp and are axially tensioned against each other. | 07-04-2013 |
20130220699 | UNDERWATER DRILLING ARRANGEMENT AND METHOD FOR MAKING A BORE IN A BED OF A WATER BODY - The invention relates to an underwater drilling arrangement and a method for making a bore in a bed of a lake, sea or river, having a service platform which can be lowered for positioning on the lake, sea or river bed, a guide tube which is mounted so that it can be rotated, axially moved as well as fixed on the service platform, a drill rod with drill head which is arranged in the guide tube and can be driven via a drill drive, and a guide tube drive which is arranged on the service platform for incorporation of the guide tube in the lake, sea or river bed. In order to reduce the friction which arises upon incorporation of the guide tube between the outer shell surface of the guide tube and the earth material of the lake, sea or river bed, the guide tube has a sliding support means. | 08-29-2013 |
20130220700 | UNDERWATER DRILLING ARRANGEMENT AND METHOD FOR MAKING A BORE - The invention relates to an underwater drilling arrangement for making a bore in the bed of a lake, sea or river with a platform which can be lowered for positioning on the bed of the lake, sea or river, a drill drive which is arranged on the service platform and a drill rod with drill head which can be driven in rotation via the drill drive. It is provided that the service platform comprises a guide tube, on the inner side of which at least one linear guide is arranged, along which at least one part of the drill drive is guided axially displaceably and the guide tube is held so that it can be adjusted and fixed in a mount of the service platform. The invention further relates to a method for creating a bore in the bed of a lake, sea or river. | 08-29-2013 |
20130223938 | UNDERWATER WORK ASSEMBLY AND METHOD FOR ANCHORING THEREOF - The invention relates to an underwater work assembly and to a method for anchoring the underwater work assembly in a bed of a lake, sea or river. The work assembly comprises a service platform which can be lowered and a plurality of supporting feet which are mounted so that they can be adjusted on the service platform for positioning on the lake, sea or river bed and can be moved in and out relative to the service platform by means of an actuating cylinder. In order to improve anchoring it is provided that at least one supporting foot is mounted rotationally relative to the service platform and that a rotary drive facing the supporting foot is provided, with which the supporting foot is driven in rotation for screwing into the lake, sea or river bed. | 08-29-2013 |