Electronic device cover with embedded radio frequency (RF) transponder and methods of using same

Patent 6771981 Issued on August 3, 2004. Estimated Expiration Date:

September 29, 2020. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

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Inventors

Assignee

Nokia Mobile Phones Limited

Application

No. 09675618 filed on 09/29/2000

US Classes:

455/557, Interface attached device (e.g., interface with modem, facsimile, computer, etc.)455/407, At subscriber unit455/558, Card control element455/552.1, Operable on more than one system455/575.1, Housing or support342/31Including synchronized clock

Examiners

Primary: Vuong, Quochien B.
Assistant: Nguyen, Simon

Attorney, Agent or Firm

Shaw; Steven A.

Foreign Patent References

0940783 EP 09/01/1999
WO 9611452 WO 04/01/1996
WO 9627170 WO 09/01/1996
WO 9712414 WO 04/01/1997
WO 9724698 WO 07/01/1997
WO 9732423 WO 09/01/1997
WO 9744912 WO 11/01/1997
WO 9828831 WO 07/01/1998
WO 9909525 WO 02/01/1999
WO 9953457 WO 10/01/1999
WO 0010144 WO 02/01/2000
WO 0016285 WO 03/01/2000
WO 0021032 WO 04/01/2000
WO 0026838 WO 05/01/2000
WO 0026856 WO 05/01/2000
WO 0034931 WO 06/01/2000
WO 0038340 WO 06/01/2000
WO 0074406 WO 12/01/2000
WO 0103040 WO 01/01/2001

International Classes

H04B 138
H04M 100

Abstract

A changeable cover for an electronic device and method of using same in a payment system is provided. The cover has a transponder responsive to interrogation by an electric field. The cover provides an electronic identification number and other information in response to the interrogation signal. Also provided is a system for making payments, comprising at least one mobile station (4) which has an associated cover (100) for providing local data transfer. The system also comprises at least one point of sale terminal or the like, which has a second transceiver for providing data transfer.

Other References

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