Method for processing card information and electronic device thereof

    公开(公告)号:US10908806B2

    公开(公告)日:2021-02-02

    申请号:US16483782

    申请日:2018-02-02

    Abstract: An electronic device comprises: a housing; a touchscreen display exposed through a first portion of the housing; at least one connecting member connected to a second portion of the housing; at least one near distance wireless communication circuit positioned in the housing; a hardware secure element configured to store security information; a processor electrically connected to the touchscreen display, the at least one near distance wireless communication circuit, and the hardware secure element and positioned in the housing; and a memory electrically connected to the processor and positioned in the housing. The memory stores a first operating system (OS) including a user interface for a payment application and further stores a first application programming interface (API) for permitting access to the hardware secure element. When instructions stored by the memory are executed, the instructions cause the processor to: wirelessly pair with an external electronic device by using the at least one near distance wireless communication circuit; receive meta data on a card from the external electronic device through the at least one near distance wireless communication circuit; receive data on a plurality of payment cards from the external electronic device through the at least one near distance wireless communication circuit; store the data in the hardware secure element without installing other application programs related to the data; display, on the touchscreen display, the user interface for listing the plurality of accessed payment cards by using the meta data through the first API; receive a user input for selecting one of the plurality of payment cards through the touchscreen display; and transmit data on the basis of the determined payment card by using the at least one near distance wireless communication circuit. The at least one connecting member has a shape that encompasses a user's wrist. Additional various embodiments are possible.

    Digital duty cycle correction circuit
    3.
    发明授权
    Digital duty cycle correction circuit 有权
    数字占空比校正电路

    公开(公告)号:US09071237B2

    公开(公告)日:2015-06-30

    申请号:US14207751

    申请日:2014-03-13

    CPC classification number: H03K5/1565

    Abstract: A digital duty cycle correction circuit includes a duty cycle controller and a digital duty control code generator. The duty cycle controller generates first and second output clock signals by compensating duty cycles of first and second input clock signals based on a digital duty control code. The digital duty control code generator generates the digital duty control code based on a frequency value obtained by converting duty cycle information of the first output clock signal and the second output clock signal.

    Abstract translation: 数字占空比校正电路包括占空比控制器和数字占空比控制代码发生器。 占空比控制器通过基于数字占空比控制代码补偿第一和第二输入时钟信号的占空比来产生第一和第二输出时钟信号。 数字占空比控制码发生器基于通过转换第一输出时钟信号和第二输出时钟信号的占空比信息而获得的频率值来生成数字占空比控制码。

    Electronic device and method for correcting phase in electronic device

    公开(公告)号:US10666327B2

    公开(公告)日:2020-05-26

    申请号:US16163144

    申请日:2018-10-17

    Abstract: According to various embodiments disclosed herein, an electronic device includes a transceiver configured to generate a first signal and a second signal, a first coupler configured to receive the first signal from the transceiver and provide the first signal to the first antenna; a second coupler configured to receive the second signal from the transceiver and provide the second signal to the second antenna; and a control circuitry operatively connected to the transceiver. The control circuitry is configured to determine values associated with a phase difference between the first signal and the second signal at least partially based on the signals from the first coupler and the second coupler, and to cause the transceiver to adjust a phase of the first signal and/or a phase of the second signal using at least some of the values in order to reduce or remove the phase difference. Other embodiments have been provided.

    Method and device for providing application using external electronic device

    公开(公告)号:US10261744B2

    公开(公告)日:2019-04-16

    申请号:US15350378

    申请日:2016-11-14

    Abstract: A control method of an electronic device provides an application using an external electronic device. The method may include acquiring, by an electronic device including a display, a request to run an application, the acquiring including identifying execution information on the application; comparing the execution information with first device information corresponding to the electronic device and second device information corresponding to the external electronic device comprising another display. An execution screen of the application is provided through the display when the execution information corresponds to the first device information. The execution screen of the application or meta information corresponding to the execution screen to the external electronic device for output, so that the execution screen is provided through the other display when the execution information corresponds to the second device information.

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