Data carrier for transmitting different stored status information with different transmission parameters
First Claim
1. A data carrier (1) for contactless communication with a communication station (40), which data carrier (1) comprises the means listed below:
- receiving means (3) for receiving a request signal (IS), which request signal (IS) can be generated by a communication station (40) and can be transmitted to the data carrier (1) in a contactless manner with the aid of a field generated by the communication station (40) and acting on the data carrier (1), and storage means (16), which storage means (16) are designed for storing at least two items of status information (EASB1, EASB2) of significance for the data carrier (1), and read out means (15) for reading out, in each case, one stored item of status information (EASB1, EASB2) in response to receiving the request signal (IS), and processing means (18) for processing the status information (EASB1, EASB2) read out in each case, which processing means (18) are designed to process the status information (EASB1, EASB2) read out in each case so as to create a transmission signal (MCRS, MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) suitable for transmission to the communication station (40), and in which processing means (18) at least one transmission parameter for the transmission signal (MCRS;
MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) can be altered, and recognition means (22) for recognizing the status information (EASB1, EASB2) read out in each case, and control connection means (25) between the recognition means (22) and the processing means (18), which control connection means (25) are designed to have a controlling effect on the processing means (18) as a function of the status information (EASB1, EASB2) recognized and read out in each case, specifically to alter the at least one transmission parameter for the transmission signal (MCRS;
MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) as a function of the status information (EASB1, EASB2) recognized and read out in each case.
4 Assignments
0 Petitions
Accused Products
Abstract
A data carrier (1) for contactless communication with the communication station comprises firstly a receiving stage (3) for receiving a request signal (IS), secondly a storage facility (16) for storing at least two items of status information (EASB1, EASB2), thirdly a readout facility (15) for reading out one item of status information (EASB1, EASB2) at a time in response to receiving the request signal (IS), fourthly a processing circuit (18) for processing the status information (EASB1, EASB2) read out in each case so as to create a transmission signal (MCRS) suitable for transmission to the communication station, fifthly a recognition facility (22) for recognizing the status information (EASB1, EASB2) read out in each case, and sixthly a control connection (25) between the recognition facility (22) and the processing circuit (18), such that the processing circuit (18) can be influenced via the control connection (25) into altering a transmission parameter for a transmission signal generated by the processing circuit (18) as a function of the status information (EASB1, EASB2) recognized and readout in each case.
9 Citations
14 Claims
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1. A data carrier (1) for contactless communication with a communication station (40), which data carrier (1) comprises the means listed below:
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receiving means (3) for receiving a request signal (IS), which request signal (IS) can be generated by a communication station (40) and can be transmitted to the data carrier (1) in a contactless manner with the aid of a field generated by the communication station (40) and acting on the data carrier (1), and storage means (16), which storage means (16) are designed for storing at least two items of status information (EASB1, EASB2) of significance for the data carrier (1), and read out means (15) for reading out, in each case, one stored item of status information (EASB1, EASB2) in response to receiving the request signal (IS), and processing means (18) for processing the status information (EASB1, EASB2) read out in each case, which processing means (18) are designed to process the status information (EASB1, EASB2) read out in each case so as to create a transmission signal (MCRS, MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) suitable for transmission to the communication station (40), and in which processing means (18) at least one transmission parameter for the transmission signal (MCRS;
MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) can be altered, andrecognition means (22) for recognizing the status information (EASB1, EASB2) read out in each case, and control connection means (25) between the recognition means (22) and the processing means (18), which control connection means (25) are designed to have a controlling effect on the processing means (18) as a function of the status information (EASB1, EASB2) recognized and read out in each case, specifically to alter the at least one transmission parameter for the transmission signal (MCRS;
MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) as a function of the status information (EASB1, EASB2) recognized and read out in each case. - View Dependent Claims (2, 3, 4, 5, 6, 8, 9, 10, 11, 12)
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7. A circuit (2) for a data carrier (1) for contactless communication with a communication station (40), which circuit (2) comprises the following means:
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connection means (6) for receiving an request signal (IS), which request signal (IS) can be generated by a communication station (40) and can be transmitted in a contactless manner with the aid of a field generated by the communication station (40) and acting upon a data carrier (1) to the data carrier (1) and consequently to the circuit (2) for the data carrier (1), and storage means (16), which storage means (16) are designed for storing at least two items of status information (EASB1, EASB2) of significance to the data carrier (1), and read out means (15) for reading out one stored item of status information (EASB1, EASB2) in each case in response to receiving the request signal (IS), and processing means (18) for processing the status information (EASB1, EASB2) read-out in each case, which processing means (18) are designed for processing the status information (EASB1, EASB2) read-out in each case so as to create a transmission signal (MCRS, MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) suitable for transmission to the communication station (40), and in which processing means (18) at least one transmission parameter for the transmission signal (MCRS, MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) can be altered, and recognition means (22) for recognizing the status information (EASB1, EASB2) read out in each case, and control connection means (25) between the recognition means (22) and the processing means (18), which control connection means (25) are designed to have a controlling effect on the processing means (18) as a function of the status information (EASB1, EASB2) read out in each case, specifically to alter the at least one transmission parameter for the transmission signal (MCRS, MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) as a function of the status information (EASB1, EASB2) recognized and read out in each case.
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13. A communication station (40) for contactless communication with a data carrier (1), which data carrier (1) is designed for contactless communication with the communication station (40) and comprises the means listed below:
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receiving means (3) for receiving an request signal (IS), which request signal (IS) can be generated by a communication station (40) and can be transmitted to the data carrier (1) in a contactless manner with the aid of a field generated by the communication station (40) and acting on the data carrier (1), and storage means (16), which storage means (16) are designed for storing at least two items of status information (EASB1, EASB2) of significance for data carrier (1), and read out means (15) for reading out one stored item of status information (EASB1, EASB2) at a time in response to receiving the request signal (IS), and processing means (18) for processing the status information (EASB1, EASB2) read-out in each case, which processing means (18) are designed for processing the status information (EASB1, EASB2) read out in each case so as to create a transmission signal (MCRS, MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) suitable for transmission to the communication station (40), and in which processing means (18) at least one transmission parameter for the transmission signal (MCRS, MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) can be altered, and recognition means (22) for recognizing the status information (EASB1, EASB2) read out in each case, and control connection means (25) between the recognition means (22) and the processing means (18), which control connection means (25) are designed to have a controlling effect on the processing means (18) as a function of the status information (EASB1, EASB2) recognized and read out in each case, specifically to alter the at least one transmission parameter for the transmission signal (MCRS, MCRS1, MCRS2, MCRS3, MCRS4, MCRS5) as a function of the status information (EASB1, EASB2) recognized and read out in each case, wherein said communication station (40) comprises the means listed below;
command-signal generating means (43) for generating command signals (IS) and receiving means (49) for receiving the transmission signal (MCRS) transmitted from the data carrier (1) to the communication station (40), and processing means (51) for processing the received transmission signal (MCRS) and transmission-parameter recognition means (55) for recognizing the transmission parameter of the received transmission signal (MCRS), and decision means (57) which cooperate with the transmission-parameter recognition means (55) and which are provided and designed for making a decision as to the generation of at least one command signal as a function of the transmission parameter of the received transmission signal (MCRS) recognized by the transmission-parameter recognition means (55). - View Dependent Claims (14)
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Specification