An antenna device includes antenna portions arranged side by side in columns with a partial overlap between the antenna portions next to each other, and common lines each connected to and shared by a set of the antenna portions not overlapping each other to collectively activate the set of the antenna portions.

An electronic device is disclosed. The electronic device includes a conductive plate, an opening, two feeding parts, and an electronic assembly. The opening is disposed at a side of the conductive plate. The opening has a first side and a second side opposite to each other, and the first side and the second side are connected with the side of the conductive plate. The electronic assembly is located in the opening. Two feeding parts are respectively disposed on the first side and the second side of the opening. the feeding parts is used to receive a feeding signal, and the feeding signal is transmitted along the first side of the opening to the second side of the opening and generates a near field magnetic field.

A Near field communication (NFC) antenna and circuit modules are provided for communication terminal devices with metal frame, which aims at simplifying the implementation of the NFC antenna, and especially facilitating the application of the NFC for the devices with rear metal housing. The rear metal housing of a terminal device may be divided into three sections by the gap, the first section is metal frame, the second section is metal back shell. The metal frame as the main NFC antenna radiator, and also can be used as other microwave frequency antenna radiator. The rear metal shell connected to the motherboard ground. The NFC circuit module can transmit the NFC signal to the metal frame through different feeding methods to realize the radiation function of the NFC antenna.

In an exemplary process for interacting with user interface objects using an eye gaze, an affordance associated with a first object is displayed. A gaze direction or a gaze depth is determined. While the gaze direction or the gaze depth is determined to correspond to a gaze at the affordance, a first input representing user instruction to take action on the affordance is received, and the affordance is selected responsive to receiving the first input.

In an exemplary process for interacting with user interface objects using an eye gaze, an affordance associated with a first object is displayed. A gaze direction or a gaze depth is determined. While the gaze direction or the gaze depth is determined to correspond to a gaze at the affordance, a first input representing user instruction to take action on the affordance is received, and the affordance is selected responsive to receiving the first input.

A radio frequency radiation shield device may comprise a receiver for detecting a near field radio frequency signal at target frequencies. The shield device may further comprise a signal processor that samples signal characteristics of a detected signal and determines a nullifying signal in response to detecting a signal characteristic of the detected signal meeting a trigger threshold. The nullifying signal may comprise a modulated version of the detected signal. The shield device may further comprise a signaler for generating the nullifying signal. The shield device may further comprise a transmitter for transmitting the nullifying signal at target signals.

A solar brick with a smart control system is provided with movement and position sensing and NFC-enabled communications capabilities. The smart control system of the solar brick enables the solar brick to be transported and installed beyond the conventional uses of a typical brick as the solar brick can be used and operated in walls, stairs, pools and other operational environments conceived by the user. The solar brick may include waterproof casing and harvests solar energy and converts it into electric energy by means of one or more internal photovoltaic cells. The use of renewable energy made possible by the solar brick is directed to environmental preservation. The smart control system of the solar brick comprises electronic circuitry embedded with a microcontroller which manages all operational and control functions and parameters of the solar, coupled to an electronic integrated circuit with an accelerometer which enables movement and position sensing of the solar brick, and an NFC interface circuit located in an NFC sensitive area for communication with a user. Auxiliary circuits may be controlled by the microcontroller and provide operational and control parameter information such as battery and photovoltaic cell charge and control the LEDs. The solar brick may have several mechanical formats to cater to the user's diverse needs. The NFC interface circuit located in the NFC sensitive area provides the user access to operational and control parameter information of the solar brick such as actual battery level, illumination mode and LED colors used. To access said information, the user may use an NFC-enabled communication mobile or specific device or may prefer to use a specific reader.

A data transmission unit includes a transmit unit and a receive unit. The transmit unit and the receive unit are relatively movable with respect to another of the receive unit and the transmit unit. The data transmission unit further includes a coupler, the receive unit being configured to receive data from the transmit unit via the coupler even during a relative movement between transmit unit and receive unit. The coupler includes a first dielectric waveguide including a conductor body and a retaining structure.

Disclosed is a near-field communication (NFC) system that includes an NFC supporting apparatus. The NFC supporting apparatus includes a dual coil and a first switch. The dual coil includes an NFC band coil and a radio frequency (RF) band coil. An RF amplitude modulation signal is generated at the RF band coil in response to a transmission from an implantable device. The first switch is configured to switch the NFC band coil based on the RF amplitude modulation signal. The NFC band coil is configured to generate an NFC amplitude modulation signal at an NFC band coil of an NFC reader in response to the first switch.

A method and system for conducting an online payment transaction through a point of sale device. The method includes receiving input from a user selecting an item for purchase through the point of sale device; calculating a total purchase amount for the item in response to a request from the user to purchase the item; and sending payment authorization for the total purchase amount from the point of sale device to a payment entity, in which the payment authorization is sent to the payment entity via a mobile communication device of the user. The method further includes receiving a result of the payment authorization from the payment entity through the mobile communication device; and completing the payment transaction based on the result of the payment authorization.