US5847372A
Expired / Lapsed
US
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Chip card
Assignee: Angewandte Digital Elektronik GmbH
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Filing: 1995-02-22
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Granted: 1998-12-08
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Expires: 2015-02-22
Abstract
Abstract A connecting unit is provided for chip cards with an embedded IC and with and without contacts which makes it possible to recognize various applications of cards at a terminal and, depending on the application, to activate different microprocessors (5,7) on the card.
Inventors
- 👤 Hans-Diedrich Kreft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:48
CPC Classifications
G; G07; G07F; G07F7/00; G07F7/08; G07F7/10; G07F7/1008; G06; G06K; G06K19/00; G06K19/06; G06K19/067; G06K19/07; G06K19/072; G06K19/077; G06K19/07749; G06K19/07766; G06K19/07769; G06K7/00; G06K7/10; G06K7/10009; G06K7/10297; G06Q; G06Q20/00; G06Q20/30; G06Q20/34; G06Q20/341; G06Q20/355; G06Q20/3552; G06Q20/38; G06Q20/40; G06Q20/409; G06Q20/4097
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
113 words
A chip card with several microcontrollers (5, 7) as well as connections (1, 2, 3) for data exchange with a read/write device, whereby the connections (1, 2, 3) are contact connections as well as contact-free connections and the read/write devices are capable of accessing the various microcontrollers (5, 7) separately, characterized in that the connections (1, 2, 3) are each made to a connecting unit (4), which connecting unit determines which of the microcontrollers (5, 7) should enter into the data exchange with the read/write device, and in that the connecting unit (4) establishes a connection (6) for the data exchange between the connections (1, 2, 3) and the appertaining microcontroller (5, 7).
Claim 2
Dependent Claim
113 words
A chip card with several microcontrollers (5, 7) as well as connections (1, 2, 3) for data exchange with a read/write device, whereby the connections (1, 2, 3) are contact connections as well as contact-free connections and the read/write devices are capable of accessing the various microcontrollers (5, 7) separately, characterized in that the connections (1, 2, 3) are each made to a connecting unit (4), which connecting unit determines which of the microcontrollers (5, 7) should enter into the data exchange with the read/write device, and in that the connecting unit (4) establishes a connection (6) for the data exchange between the connections (1, 2, 3) and the appertaining microcontroller (5, 7).
Claim 3
Dependent Claim
32 words
The chip card according to claim 1, characterized in that determining of the physical configuration of the contact connections is carried out by signal transmission by unoccupied contacts on the chip card.
Claim 4
Dependent Claim
17 words
The chip card according to claim 1, wherein the connecting unit (4) is a separate electronic component.
Claim 5
Dependent Claim
20 words
The chip card according to claim 1, wherein the connecting unit (4) is integrated into a conventional microcontroller (5, 7).
Claim 6
Dependent Claim
43 words
The chip card according to claim 1, wherein the connecting unit determines on the basis of the information available at one of the connections (1, 2, 3) which of the microcontrollers (5, 7) should enter into the data exchange with the read/write device.
Claim 7
Dependent Claim
41 words
The chip card according to claim 1, wherein the connecting unit determines on the basis of the physical configuration of the connections (1, 2, 3) which of the microcontrollers (5, 7) should enter into the data exchange with the read/write device.
Claim 8
Dependent Claim
34 words
Chip card according to claim 1, characterized in that determining of the physical configuration of the contact-free connections (1, 2, 3) is carried out by signal transmission by unoccupied contacts on the chip card.
Claim 9
Dependent Claim
34 words
Chip card according to claim 2, characterized in that determining of the physical configuration of the contact-free connections (1, 2, 3) is carried out by signal transmission by unoccupied contacts on the chip card.
Claim 10
Dependent Claim
99 words
A chip card with a plurality of microcontrollers (5, 7) as well as connections (1, 2, 3) for a data exchange with a read/write apparatus, and wherein the plurality of microcontrollers (5, 7) are accessible separately, wherein the connections (1, 2, 3) are guided to a connecting unit (4), wherein the connecting unit (4) decides which of the microcontrollers (5, 7) is to enter into a data exchange with the read/write apparatus, wherein the connecting unit (4) subsequently establishes a connection (6) for the data exchange between the connections (1, 2, 3) and the respective selected microcontroller (5, 7).
Claim 11
Dependent Claim
99 words
A chip card with a plurality of microcontrollers (5, 7) as well as connections (1, 2, 3) for a data exchange with a read/write apparatus, and wherein the plurality of microcontrollers (5, 7) are accessible separately, wherein the connections (1, 2, 3) are guided to a connecting unit (4), wherein the connecting unit (4) decides which of the microcontrollers (5, 7) is to enter into a data exchange with the read/write apparatus, wherein the connecting unit (4) subsequently establishes a connection (6) for the data exchange between the connections (1, 2, 3) and the respective selected microcontroller (5, 7).
Claim 12
Dependent Claim
16 words
The chip card according to claim 9, wherein the connections (1, 2, 3) are contact connections.
Claim 13
Dependent Claim
16 words
The chip card according to claim 9, wherein the connections (1, 2, 3) are contactless connections.
Claim 14
Dependent Claim
19 words
The chip card according to claim 9, wherein the connections (1, 2, 3) are contact connections and contactless connections.
Claim 15
Dependent Claim
43 words
The chip card according to claim 9, wherein the connecting unit (4) decides which of the microcontrollers (5, 7) is to enter into a data exchange with the read/write apparatus based on the information present at one of the connections (1, 2, 3).
Claim 16
Dependent Claim
41 words
The chip card according to claim 9, wherein the connecting unit (4) decides which of the microcontrollers (5, 7) is to enter into a data exchange with the read/write apparatus based on the physical configuration of the connections (1, 2, 3).
Claim 17
Dependent Claim
17 words
The chip card according to claim 9, wherein the connecting unit (4) is a separate electronic component.
Claim 18
Dependent Claim
22 words
The chip card according to claim 9, wherein the connecting unit (4) is integrated into a microcontroller (5, 7) of conventional construction.
Claim 19
Dependent Claim
30 words
The chip card according to claim 14, wherein an evaluation of the physical configuration of the connections (1, 2, 3) occur by signalling of unused contacts on the chip card.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2001-12-07 | 2002-06-08 | 2002-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-12-07 | 2006-06-08 | 2006-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-12-07 | 2010-06-08 | 2010-12-08 | $7700.00 | Window Closed / Lapsed |