Communication station for communication with transponders and further communication stations with the aid of different protocols
First Claim
Patent Images
1. A communication station adapted for contactless communication with transponders and with further communication stations, comprising:
- first protocol-executing means configured to function according to station-transponder protocol and to effect communication between the communication station and at least one transponder while observing the station-transponder protocol, the at least one transponder being a passive transponder that does not have any power supply of its own;
second protocol-executing means configured to function according to a station-station protocol that differs from the station-transponder protocol in respect of at least one protocol parameter and to effect communication between the communication station and at least one further communication station while observing the station-station protocol;
first signal-processing means coupled to the first protocol-executing means and configured to code and decode signals for contactless station-transponder communication and to modulate and demodulate the signals for the contactless station-transponder communication;
second signal-processing means coupled to the second protocol-executing means and configured to code and decode signals for contactless station-station communication and to modulate and demodulate the signals for the contactless station-station communication; and
a transmission coil coupled to the first and second signal-processing means such that the contactless station-transponder and station-station communications are performed inductively between the communication station and the at least one transponder and the at least one further communication station,wherein the first protocol-executing means have energy-supply signal generating means that are configured to generate an energy-supply signal each time the handling of the station-transponder protocol starts, and wherein the second protocol-executing means have synchronizing-signal generating means that are configured to generate a synchronizing signal each time the handling of the station-station protocol starts, the energy-supply signal for each handling of the station-transponder protocol and the synchronizing signal for each handling of the station-station protocol being transmitted through the transmission coil, the synchronizing signal being transmitted to the at least one further communication station to process subsequent signals between the communication station and the at least one further communication station.
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Abstract
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.
13 Citations
12 Claims
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1. A communication station adapted for contactless communication with transponders and with further communication stations, comprising:
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first protocol-executing means configured to function according to station-transponder protocol and to effect communication between the communication station and at least one transponder while observing the station-transponder protocol, the at least one transponder being a passive transponder that does not have any power supply of its own; second protocol-executing means configured to function according to a station-station protocol that differs from the station-transponder protocol in respect of at least one protocol parameter and to effect communication between the communication station and at least one further communication station while observing the station-station protocol; first signal-processing means coupled to the first protocol-executing means and configured to code and decode signals for contactless station-transponder communication and to modulate and demodulate the signals for the contactless station-transponder communication; second signal-processing means coupled to the second protocol-executing means and configured to code and decode signals for contactless station-station communication and to modulate and demodulate the signals for the contactless station-station communication; and a transmission coil coupled to the first and second signal-processing means such that the contactless station-transponder and station-station communications are performed inductively between the communication station and the at least one transponder and the at least one further communication station, wherein the first protocol-executing means have energy-supply signal generating means that are configured to generate an energy-supply signal each time the handling of the station-transponder protocol starts, and wherein the second protocol-executing means have synchronizing-signal generating means that are configured to generate a synchronizing signal each time the handling of the station-station protocol starts, the energy-supply signal for each handling of the station-transponder protocol and the synchronizing signal for each handling of the station-station protocol being transmitted through the transmission coil, the synchronizing signal being transmitted to the at least one further communication station to process subsequent signals between the communication station and the at least one further communication station. - View Dependent Claims (2, 3)
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4. An integrated circuit for a communication station for contactless communication with transponders and with further communication stations, comprising:
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first protocol-executing means configured to function according to a station-transponder protocol and to effect communication between the communication station and at least one transponder while observing the station-transponder protocol, the at least one transponder being a passive transponder that does not have any power supply of its own; second protocol-executing means configured to function according to a station-station protocol that differs from the station-transponder protocol in respect of at least one protocol parameter and to effect communication between the communication station and at least one further communication station while observing the station-station protocol; first signal-processing means coupled to the first protocol-executing means and configured to code and decode signals for contactless station-transponder communication and to modulate and demodulate the signals for the contactless station-transponder communication; second signal-processing means coupled to the second protocol-executing means and configured to code and decode signals for contactless station-station communication and to modulate and demodulate the signals for the contactless station-station communication; and a terminal coupled to the first and second signal-processing means to transmit the signals to and to receive the signals from a transmission coil so that the contactless station-transponder and station-station communications are performed inductively between the communication station and the at least one transponder and the at least one further communication station, wherein the first protocol-executing means have energy-supply signal generating means that are configured to generate an energy-supply signal each time the handling of the station-transponder protocol starts, and wherein the second protocol-executing means have synchronizing-signal generating means that are configured to generate a synchronizing signal each time the handling of the station-station protocol starts, the energy-supply signal for each handling of the station-transponder protocol and the synchronizing signal for each handling of the station-station protocol being transmitted through the transmission coil, the synchronizing signal being transmitted to the at least one further communication station to process subsequent signals between the communication station and the at least one further communication station. - View Dependent Claims (5, 6)
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7. A mobile device comprising:
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first protocol-executing means configured to function according to station-transponder protocol and to effect communication between the mobile device and at least one transponder while observing the station-transponder protocol, the at least one transponder being a passive transponder that does not have any power supply of its own; second protocol-executing means configured to function according to a station-station protocol that differs from the station-transponder protocol in respect of at least one protocol parameter and to effect communication between the mobile device and at least one communication station while observing the station-station protocol; first signal-processing means coupled to the first protocol-executing means and configured to code and decode signals for contactless station-transponder communication and to modulate and demodulate the signals for the contactless station-transponder communication; second signal-processing means coupled to the second protocol-executing means and configured to code and decode signals for contactless station-station communication and to modulate and demodulate the signals for the contactless station-station communication; and a transmission coil coupled to the first and second signal-processing means such that the contactless station-transponder and station-station communications are performed inductively between the mobile device and the at least one transponder and the at least one communication station, wherein the first protocol-executing means have energy-supply signal generating means that are configured to generate an energy-supply signal each time the handling of the station-transponder protocol starts, and wherein the second protocol-executing means have synchronizing-signal generating means that are configured to generate a synchronizing signal each time the handling of the station-station protocol starts, the energy-supply signal for each handling of the station-transponder protocol and the synchronizing signal for each handling of the station-station protocol being transmitted through the transmission coil, the synchronizing signal being transmitted to the at least one communication station to process subsequent signals between the mobile device and the at least one communication station. - View Dependent Claims (8, 9)
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10. A communication system adapted for contactless communication, comprising:
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a plurality of transponders, the transponders being passive transponders that do not have any power supply of their own; a plurality of communication stations, each comprising; a microprocessor configured to execute a station-transponder protocol for contactless station-transponder communication with at least one of the transponders and a station-station protocol for contactless station-station communication with at least one of the communication stations, wherein the station-station protocol differs from the station-transponder protocol by at least one protocol parameter, the microprocessor being further configured to code and decode signals for the contactless station-transponder communication and to code and decode signals for the contactless station-station communication, the microprocessor being further configured to modulate and demodulate the signals for the contactless station-transponder communication and to modulate and demodulate the signals for the contactless station-station communication; and a transmission coil coupled to the microprocessor such that the contactless station-transponder and station-station communications are performed inductively between the communication station and at least one of the transponders and at least one of the communication stations, wherein the microprocessor has energy-supply signal generating means that are configured to generate an energy-supply signal each time the handling of the station-transponder protocol starts, and wherein the microprocessor has synchronizing-signal generating means that are configured to generate a synchronizing signal each time the handling of the station-station protocol starts, the energy-supply signal for each handling of the station-transponder protocol and the synchronizing signal for each handling of the station-station protocol being transmitted through the transmission coil, the synchronizing signal being transmitted to the at least one of the communication stations to process subsequent signals between the communication station and the at least one of the communication stations. - View Dependent Claims (11, 12)
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Specification