Electrical devices
4 Assignments
0 Petitions
Accused Products
Abstract
An electrical device such as a portable communications device, domestic or personal care appliance has a main body adapted to couple to an accessory which may be in the form of a tool attachable to the main body or a housing portion. The accessory carries a passive data storage device having a memory (59) storing control data for controlling an operation or affecting a function of the device. The passive data storage device is arranged to derive a power supply from the main body when a first coupler carried by the main body is placed in proximity to a second coupler carried by the accessory (3). Where the electrical device is a portable communications device, then the accessory may be, for example, a fascia The coupling between the first and second couplers may be inductive or capacitive.
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Citations
121 Claims
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1-99. -99. (canceled)
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100. A vending system comprising:
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a vending device operable to enable at least one product or service to be supplied to a user, the vending device carrying a passive data storer having a memory storing data relating to the at least one product or service; and
a portable communications device having a communicator operable to communicate over a network and a signal supplier operable to supply a carrier signal, the passive data storer carried by the vending device having a power deriver operable to derive a power supply for the passive data storer from the carrier signal when the portable communications device is in the vicinity of the passive data storer and a modulator operable to modulate the carrier signal in accordance with data read from the memory in response to derivation of a power supply by the power supply deriver, the portable communications device having a data extractor operable to extract data from a modulated carrier signal and a controller operable to enable the user to be supplied with the at least one product or service. - View Dependent Claims (101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 121)
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- 117. A payment system comprising a portable communications device having a communicator operable to communicate over a network and a signal supplier operable to supply a carrier signal which, when the portable communications device is in the vicinity of a passive data storer, causes a power deriver of the passive data storer to derive a power supply from the carrier signal and the passive data storer to modulate the carrier signal in accordance with data read from a memory of the passive data storer, the portable communications device also having a data extractor operable to extract data from a modulated carrier signal and a controller operable to use data extracted by the data extractor to enable payment for the at least one product or service to be effected by the portable communications device.
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119. A vending system comprising:
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a vending device for enabling at least one product or service to be supplied to a user, the vending device carrying passive data storage means having a memory storing data relating to the at least one product or service; and
a portable communications device having communication means for communicating over a network and signal supplying means for supplying a carrier signal, the passive data storage means carried by the vending device having power deriving means for deriving a power supply for the passive data storage means from the carrier signal when the portable communications device is in the vicinity of the passive data storage means and modulation means for modulating the carrier signal in accordance with data read from the memory in response to derivation of a power supply by the power supply deriving means, the portable communications device having data extracting means for extracting data from a modulated carrier signal and control means operable to enable the user to be supplied with the at least one product or service.
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120. A payment system comprising a portable communications device having communication means for communicating over a network and signal supplying means for supplying a carrier signal which, when the portable communications device is in the vicinity of passive data storage means, causes power deriving means of the passive data storage means to derive a power supply from the carrier signal and to modulate the carrier signal in accordance with data read from a memory of the passive data storage means, the portable communications device also having data extracting means for extracting data from a modulated carrier signal and control means operable to use data extracted by the data extracting means to enable payment for the at least one product or service to be effected by the portable communications device.
Specification