Nxp B.v.

Koninklijke Philips Corporation N.v.

Holger Kunkat

Klemens Breitfuss

Stefan Posch

Reinhard Meindl

Franz Amtmann

Markus Harnisch

Wolfgang Tobergte

Dirk Wenzel

Heimo Bergler

A communication station is suitable for contactless communication with transponders and with further communication stations and has a first protocol-executing circuit and a second protocol-executing circuit, the first protocol-executing circuit being designed to effect communication between the communication station and transponders under a station/transponder protocol and the second protocol-executing circuit being designed to effect communication between the communication station and further communication stations under a station/station protocol.

Communication station for communication with transponders and further communication stations with the aid of different protocols

A communication station () is suitable for contactless communication with transponders and with further communication stations and has a first protocol-executing circuit () and a second protocol-executing circuit (), the first protocol-executing circuit () being designed to effect communication between the communication station () and transponders under a station/transponder protocol and the second protocol-executing circuit () being designed to effect communication between the communication station () and further communication stations under a station/station protocol.

In a circuit () for processing at least one output signal (C, C, C) of a communication stage, which at least one output signal (C, C, C) of a communication stage can be generated by means of a communication stage, there are provided signal-mixing means (), which signal-mixing means () are arranged to receive at least two output signals (C, C, C) of communication stages and to mix the at least two output signals (C, C, C) of communication stages and to transmit a collision signal representing the result of the mixing of the at least two output signals (C, C, C) of communication stages, which collision signal represents a simultaneous occurrence of at least two output signals (C, C, C) of communication stages in an electromagnetic field.

Circuit for processing an output signal of a communication stage

When activating a desired communication mode of an ID communication partner device () from a group of possible communication modes, which group comprises at least a TTF mode and an RTF mode, the ID communication partner device () and at least one other ID communication partner device () are brought into a communication connection, wherein a carrier signal (CS) is output by the at least one other ID communication partner device (), which carrier signal (CS) is received by the ID communication partner device (), and wherein the carrier signal (CS) is repeatedly designated by at least one mode activation signal (AS) by means of the at least one other ID communication partner device (), and wherein the presence of the mode activation signal (AS) is recognized by the ID communication partner device (), giving a recognition result signal (RRS), and wherein, as a function of the recognition result signal (RRS), the desired communication mode of the ID communication partner device () is activated.

Method for activating a communication mode of a peer communication unit

A portable device includes an active device (communication station) configuration for contactless communication with at least one external data carrier and a passive device (data carrier) configuration for contactless communication with at least one external communication station. A detection circuit is provided to detect the presence of an external data carrier and/or the presence of an external communication station in a communication zone of the internal active device configuration and/or the internal passive device configuration. An activation circuit is coupled to the detection circuit to enable one of the two configurations based on the detection result.

Portable device with an active communication station configuration and a passive data carrier configuration

In a circuit () for a communication partner appliance () designed for contactless communication having two activatable send modes (ABM, PBM), which send modes (ABM, PBM) differ from one another with regard to their energy requirement, a determination stage () is provided, which is designed to determine first energy source information (SI), which first energy source information (SI1) is characteristic of at least one parameter of at least one energy source () serving to supply the circuit with electrical energy, and a decision stage () is additionally provided, which is designed to form a decision result taking account of the first energy source information (SI) determined with the determination stage (), which decision result influences which send mode (ABM, PBM) is to be activated in the circuit () of the communication appliance ().

Circuit for contractless device having active and passive send modes

In a communication partner device (A) which belongs to a communication system () having at least two such communication partner devices (A,B) and which is designed for contactless communication over a first communication channel (), wherein one of the two communication partner devices (A,B) contains a communication enable information item (CEIA, CEIB) which is used to enable communication between the one communication partner device (A) and the other communication partner device (B) over the first communication channel (), a communication stage (A) is provided which is designed for contactless communication with a communication stage (B) of the other communication partner device (B) over a second communication channel () and which, in the event of communication over the second communication channel (), is designed to make available the communication enable information item (CEIA, CEIB), necessary for communication over the first communication channel (), in the communication partner device (A,B) which prior to communication over the second communication channel () does not yet contain the communication enable information item (CEIA, CEIB).

Communication partner device for communication with another communication partner device over a first communication channel

A portable device () includes a communication station configuration () for contactless communication with at least one external data carrier () and a data carrier configuration () for contactless communication with at least one external communication station (), wherein a detection circuit () is provided which is designed to detect the presence of an external data carrier () and the presence of an external communication station () in a communication zone of the internal communication station configuration () and the internal data carrier configuration () designed for contactless communication, and wherein an activation circuit () cooperating with the detection circuit () is provided, by means of which activation circuit () one of the two configurations () can be activated as a function of the detection result (INFO, INFO, INFO) supplied in each case by the detection circuit ().

Portable device comprising a communication station configuration and a data carrier configuration

In order to provide a method for locating moving objects that will allow high precision in position determination and thus largely eliminate sorting errors, and also to provide a device suitable for executing the method, it is envisaged that on at least one defined location within the reading range of an interrogator () arranged in a stationary position, an interference pulse, which influences a response signal transmitted by a transponder () carried by a moving object () in response to a signal transmitted by the interrogator (), is exerted on the object (), and a position of the object () is determined in dependence on a time when the influence of the response signal occurred.

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Graz, Austria

Holger Kunkat