Disclosed is a microcircuit card includes a module for identification within a mobile telephone network storing a first piece of data, and a memory module storing a second piece of data. wherein the first piece of data and the second piece of data comply with a predetermined rule. Also disclosed is a method for verifying this microcircuit card when the card is housed in an electronic device includes a step of verifying that the first piece of data and the second piece of data comply with a predetermined rule, as well as methods for personalizing the microcircuit card, the microcircuit card, and the electronic device are also described.

The present disclosure relates to a transaction processing system and a method for sharing expenses among multiple peers using a dual-chip payment card. The method includes receiving a request for creating a temporary pool session for a plurality of users from one of the plurality of users having a dual-chip payment card. In response to the request, the method includes creating the temporary pool session, holding a proportional credit amount of each of the plurality of users. Subsequently, the method includes associating the temporary pool session with a secondary chip of the dual-chip payment card of at least one of the plurality of users. Finally, the method includes processing one or more transaction requests received through the secondary chip of the dual-chip payment card of at least one of the plurality of users, using the temporary pool session.

A biological sample storage container and a dual chip wireless identification tag thereof are provided. The dual chip wireless identification tag includes a substrate, an antenna structure, a first chip, and a second chip. The antenna structure is disposed on the substrate, and includes two radiation parts and two matching parts. The two matching parts are connected between the two radiation parts, the first chip is coupled to one of the matching parts, and the second chip is coupled to the other one of the matching parts.

A method of configuring a contactless communication device is provided. The contactless communication device includes integrated circuits hosting at least two applications compatible with the same communication protocols or compatible with the same communication protocol and using different communication parameters and a contactless communication circuit. The method includes detecting, by the contactless communication circuit, an interruption of a transaction initiated by a proximity coupling reader.

A proximity smart card including a card body, a first integrated circuit, a second integrated circuit, and a display element is provided. The first integrated circuit is disposed on the card body. The first integrated circuit is configured to receive a request command from the card reader, and output a first response command to the card reader. The second integrated circuit is disposed on the card body. The second integrated circuit is configured to receive the request command from the card reader, and delay an output of a second response command to the card reader. The display element is disposed on the card body. The second integrated circuit transmits to-be-displayed information to the display element. The display element displays an image according to the to-be-displayed information. In addition, a method for operating a proximity smart card is also provided.

The invention relates to a chip card including a card body made of plastic material and having several functions possibly managed by a controller and energy supplied by an electrical energy power supply device, such as a battery. Various components, like a chip for bank transactions, a sensor of biometric characteristics, a display device, etc. may be incorporated in modules placed in cavities formed in constituent layers of the body of the card. The invention relates also to a method for fabricating such a chip card.

Disclosed is an electronic device including: a body; a module enclosed in the body; a microcircuit and a direct current source, both forming part of the body; and an electronic component forming part of the module and accessible from the exterior, the electronic component being electrically connected to the microcircuit and having to be supplied with direct current from the direct current source. The body includes a first antenna connected to the direct current source via an oscillator and the module includes a second antenna connected to the electronic component via a rectifier circuit, the first and second antennas being electromagnetically coupled, providing a wireless radio frequency power supply to the electronic component of the module from the direct current source of the body.

A device includes a first inductor and a second inductor. The first inductor has a first inductive coupling profile. A first circuit component is coupled to the first inductor. A second inductor has a second inductive coupling profile. A second circuit component coupled to the second inductor.

The present disclosure relates to a transaction processing system and a method for sharing expenses among multiple peers using a dual-chip payment card. The method includes receiving a request for creating a temporary pool session for a plurality of users from one of the plurality of users having a dual-chip payment card. In response to the request, the method includes creating the temporary pool session, holding a proportional credit amount of each of the plurality of users. Subsequently, the method includes associating the temporary pool session with a secondary chip of the dual-chip payment card of at least one of the plurality of users. Finally, the method includes processing one or more transaction requests received through the secondary chip of the dual-chip payment card of at least one of the plurality of users, using the temporary pool session.

A device includes a first signal line, a second signal line, and a controller. The first signal line is coupled to a first storage area. The second signal line is coupled to a second storage area. The controller outputs a signal to the first signal line or the second signal line to select the first storage area or the second storage area. The first storage area may be a removable data storage card, and the second storage area may be an embedded storage area in the device. The signal is a reset signal for the selected one of the first storage area and the second storage area.