Patent application number | Description | Published |
20080262825 | ARRANGEMENT FOR TRANSMITTING INFORMATION - Arrangement for bidirectionally transmitting information between a unit configured to emulate a data processing system and a data processing unit, wherein the data processing unit has a data input device and a data output device, the emulating unit is configured to generate emulator information, and the emulator information relates to a power budget for the emulated data processing system. | 10-23-2008 |
20090083556 | POWER SUPPLY INPUT SELECTION CIRCUIT - A power supply input selection circuit for selecting one of a plurality of power supply inputs to supply power to a driven circuit. The power supply input selection circuit includes a power supply input switching circuit configured to provide operating power to the driven circuit by routing a selected one of the power supply inputs to the driven circuit as a function of power supply selection information; and a logic circuit configured to change the power supply selection information if a default power mode does not match a desired power mode, the logic circuit being further configured to reset the power supply input selection circuit after changing the power supply selection information, the power supply selection information being maintained during the reset, in which the power supply input switching circuit selects a desired one of the power supply inputs after the logic circuit resets the power supply input selection circuit. | 03-26-2009 |
20090135635 | VOLTAGE CONVERTER, USAGE OF A VOLTAGE CONVERTER, METHOD FOR CONVERTING AN AC VOLTAGE INTO A DC VOLTAGE, AND CONTACTLESS CHIP CARD - The invention relates to a voltage converter comprising a rectification unit and a voltage regulation unit, wherein the input side of the voltage converter can have an AC voltage applied to it, the output side of the voltage converter can have a rectified voltage taken from it, and the voltage regulation unit regulates the power in the voltage converter. | 05-28-2009 |
20090200383 | ACTIVELY REGULATED MODULATION INDEX FOR CONTACTLESS IC DEVICES - A contactless IC device including a detection circuit configured to detect a carrier wave that has been amplitude shift-keying (ASK) modulated with digital data and a shunt circuit configured to regulate the carrier wave to a predetermined voltage level. | 08-13-2009 |
20090207893 | HF CONVERTER FOR MOBILE DEVICES - A high frequency (HF) converter for a mobile device, having an input device configured to receive a first signal including data in accordance with a standard, non-HF communication protocol or in accordance with an HF communication protocol; a converter device coupled to the input device, the converter device configured to convert the first signal to a second signal including the data in accordance with the other of the HF communication protocol and the standard, non-HF communication protocol; and an output device configured to transmit the second signal. | 08-20-2009 |
20090213679 | POWER DEPENDENT MEMORY ACCESS - An apparatus and method of accessing a memory by determining available power, and accessing a number of bits of the memory in parallel, wherein the number of bits accessed in parallel is based at least in part on the available power. | 08-27-2009 |
20100038415 | TANDEM TRANSCEIVERS - A communication system including a first transceiver having a user identification; and a second transceiver having the same user identification as the first transceiver, wherein the first and second transceivers operate in tandem. | 02-18-2010 |
20100060351 | Chip Card Having an Adjustable Demodulation Unit - The present invention shows a contactless chip card comprising a controllable demodulation unit for demodulating an amplitude-modulated carrier signal, a measuring unit for determining a degree of modulation of the modulated carrier signal, and a control unit for controlling the demodulation unit on the basis of the determined degree of modulation of the carrier signal. | 03-11-2010 |
20120056718 | TRANSPONDER AND METHOD FOR OPERATING A TRANSPONDER - An RFID transponder having an adjustable response field strength including a determination circuit formed to determine a quantity which is derivable from a field strength of an electromagnetic field prevailing at the location of the RFID transponder, a comparator formed to compare the determined quantity derived from the field strength with a threshold value, wherein the threshold value is based on the adjustable response field strength, which is higher than the minimum field strength required for the operation of the RFID transponder, and a deactivator formed to deactivate a functionality of the RFID transponder if the derived quantity falls below the threshold value. | 03-08-2012 |
20130171931 | Communication Method Between Electronic Appliances, and Corresponding Appliances - A communication method for the communication between two appliances which are set up for communication in a first communication mode is provided. The method includes sending an activation sequence in a second communication mode from the first to the second appliance in order to initiate communication based on the first communication mode; sending data from the second appliance to the first appliance based on the first communication mode. The activation sequence sent to the second appliance includes an initialization sequence and a request for data communication in the first communication mode. In addition, a corresponding electronic appliance and system are provided. | 07-04-2013 |
20130252544 | Interface Deactivation for Communication Between Electronic Appliances - A method for controlling the flow of data in a near field communication appliance having an interposed element and a plurality of secure elements is disclosed. The method includes: receiving a first communication, sent by an external appliance, which is intended for an application located in one of the secure elements; determining whether a first one of the secure elements contains the application; and deactivating an interface from the interposed element to the first secure element if the first secure element does not contain the application. Corresponding systems and appliances for near field communication are also disclosed. | 09-26-2013 |
20130252545 | Methods and Appliances for Forwarding Communication Between Electronic Appliances - A method for controlling the flow of data in a near field communication appliance having a plurality of secure elements is provided. The method includes receiving a first communication, sent by an external appliance, which is intended for an application located in one of a plurality of secure elements of the near field communication appliance. The method further includes determining which of the secure elements contains the application, and taking measures in order to ensure that a further communication exclusively between the external appliance and the secure element contains the addressed application. In addition, appropriate mobile terminals for NFC communication are disclosed. | 09-26-2013 |
20130254844 | Targeted Muting for Communication Between Electronic Appliances - A method for controlling the flow of data in a near field communication appliance having an interposed element and a plurality of secure elements connected to the interposed element is disclosed. The method includes receiving a first communication at a first one of the secure elements. The first communication is sent by an external appliance and suited to an application located in one of the secure elements. The method further includes testing, by means of the first secure element, whether the first secure element contains the application. The first secure element is muted if the first secure element does not contain the application. A corresponding near field communication appliance and terminals are also disclosed. | 09-26-2013 |