Samsung Electronics Co., Ltd.

Jonghoon Jang

Yi Yang

Hyunchul Kim

Moonseok Kang

Sejong Yoon

Sehwan Choi

Sukgi Hong

Jonghyo Lee

Jiho Shin

Doosuk Kang

Seongah Jeong

Jungsik Park

Kunyoung Choi

Myeonghwan Nam

Jonghwan Kim

Mingyu Lee

Sungjun Lim

Jaehyung Seo

Eunji Kwon

A method and a device are provided. The device includes at least one communication module, a memory, and at least one processor operatively connected to the at least one communication module and the memory, wherein the at least one processor is configured to broadcast a first poll message including a first distance measurement cycle by using the at least one communication module, broadcast a second poll message including a second distance measurement cycle by using the at least one communication module, receive, from at least one external electronic device, a response message including a time-error applied response time, and determine the distance to the at least one external electronic device based on the time error-applied response time.

Method and device for performing communication

An electronic device, according to various embodiments of the present disclosure, comprises: a communication module and a processor operatively connected to the communication module, wherein the processor may be configured to: broadcast, through the communication module, a first message for measuring a distance in each of a plurality of distance measurement subsections included in a first distance measurement section; receive, via the communication module, in each of the plurality of distance measurement subsections, at least one second message in response to the first message from at least one external electronic device; determine information related to congestion of each of the plurality of distance measurement subsections, based on the number of the at least one second message received in each of the plurality of distance measurement subsections; and broadcast, through the communication module, a third message including the information related to the congestion in a first distance measurement subsection of a plurality of distance measurement subsections included in a second distance measurement section.

Electronic device and method for performing communication using same

Various embodiments of the disclosure disclose a method and a device including a display, a communication module, a memory, and a processor configured to be operatively connected to at least one of the display, the communication module, or the memory. The processor may be configured to perform ultra-wideband (UWB) communication through the communication module, retrieve at least one external device corresponding to a perceivable range of the UWB communication, based at least in part on the UWB communication, determine whether a configured condition is satisfied by a retrieved external device of the retrieved one or more external devices, perform an operation related to the retrieved external device when the retrieved external device satisfies the configured condition, and re-retrieve the at least one external device by changing the positioning angle when the retrieved external device does not correspond to the configured condition. Various embodiments are possible.

Method and electronic device for retrieving external device through positioning angle adjustment

An electronic device according to various embodiments of the present disclosure comprises: at least one wireless communication module; and a processor, wherein the processor can control the wireless communication module to respectively receive a plurality of pieces of data from a plurality of external electronic devices, identify a time when each of the plurality of pieces of data has been received, and, when location information regarding the plurality of external electronic devices is included in the plurality of pieces of data, calculate the location of the electronic device by using a time difference in reception of the plurality of pieces of data and the location information regarding the plurality of external electronic devices. Various other embodiments are also possible.

Method for calculating location and electronic device therefor

An electronic device according to an embodiment of the disclosure may receive an advertising frame transmitted by an external electronic device through the communication circuit through ultra-wideband (UWB) communication, may receive at least one frame among the advertising frames in a first decision period, may determine whether the number of times an angle based on the at least one frame received in the first decision period is within a specified angle range satisfies a specified condition, and may determine whether the electronic device points to the external electronic device according to whether the specified condition is satisfied.

Electronic device supporting wireless communication

According to various embodiments, an electronic device may include a communication circuit; and at least one processor operatively connected to the communication circuit, wherein the at least one processor is configured to: receive, via the communication circuit from at least one external electronic device in a first active ranging round within a first ranging block, a ranging response message (RRM) including a first round index of a first ranging round in which the at least one external electronic device performs a first ranging operation as an initiator in a neighbor cell, and a number of hops between a reference cell in which a reference external electronic device exists and the neighbor cell, and select a second active ranging round in which the electronic device performs a second ranging operation in a second ranging block based on at least the RRM.

Electronic device and method for performing ranging operation

An electronic device and an electronic device operating method according to various embodiments comprises: a processor operationally connected to the first communication module, the second communication module, and the security module, wherein the processor can be configured to control the second communication module such that the second communication module activates the accessory in response to the reception, through the first communication scheme, of a discovery signal broadcasted by the external electronic device, control the second communication module such that the second communication module transmits, to the accessory through the third communication scheme, the data to be used for authentication with the external electronic device, and control the accessory such that the accessory transmits, to the external electronic device through the second communication scheme, the data to be used for authentication with the external electronic device.

Electronic device for performing authentication by using accessory, and electronic device operating method

Example embodiments include an electronic device and a method for operating an electronic device. The electronic device includes an ultra-wide band (UWB) antenna including directional antennas disposed on a rear surface of the electronic device and at least one omnidirectional antenna. The electronic device further includes a communication circuit configured to transmit and/or receive radio frequency (RF) signals of a frequency band designated to be used for UWB communication, through the UWB antenna, with an external electronic device. The electronic device further includes a processor configured to calculate a first distance value and a second distance value, and to determine, based on a distance difference between the first distance value and the second distance value, whether the external electronic device exists within a field of view (FoV) indicating a specified angular range with respect to the direction to which the rear surface faces.

Electronic device and method for supporting positioning communication

An electronic device is provided. The electronic device includes a housing, a first antenna and a second antenna which are disposed near at least one edge of the housing inside the housing and a first distance away from each other, wherein the first antenna and second antenna are positioned different distances away from an edge vertical to the one edge, a communication circuit operatively connected to the first antenna and second antenna, at least one sensor, a processor, and a memory. The memory can store instructions which, when executed, enable the processor to identify the posture of the electronic device by means of at least one sensor, if the identified posture of the electronic device is a landscape state, determine the position of at least one external electronic device on the basis of at least one signal received from the at least one external electronic device, and, if the identified posture of the electronic device is a portrait state, determine the position of an external electronic device on the basis of a signal received from the external electronic device positioned in a direction which is determined on the basis of the placements of the first antenna and second antenna among the at least one external electronic device.

Electronic device comprising antennas

An electronic device and an operation method of the electronic device for transceiving data through ultra-wideband (UWB) in a wireless communication system are provided. The operation method includes broadcasting or multicasting, by the electronic device, a ranging start message including first data; receiving, by the electronic device from another electronic device, a ranging response message including second data; and broadcasting or multicasting, by the electronic device, a ranging final message including third data.

Method and apparatus for controlling ranging in wireless communication system

An electronic device includes an ultra-wide band (UWB) communication module; a memory; and a processor operably connected to the UWB communication module and the memory, wherein the processor is configured to receive, through the UWB communication module, a first message from a first external electronic device at a first time slot; store, in the memory, the first message and a receiving time of the first message; receive, through the UWB communication module, a second message from a second external electronic device at a second time slot; store, in the memory, the second message and a receiving time of the second message; identify a time schedule information for transmitting a third message to the first external electronic device and the second external electronic device, the time schedule information including a transmitting time of the third message; obtain first time information regarding a period of time between the receiving time of the first message and the transmitting time of the third message and second time information regarding a period of time between the receiving time of the second message and the transmitting time of the third message; and transmit, through the UWB communication module, the third message including the first time information and the second time information to the first external electronic device and the second external electronic device at a third time slot.

Method and apparatus for measuring location of multiple electronic devices based on time scheduling information in connection with ultra-wide band communication

Electronic device for supporting positioning communication

An electronic device is provided. The electronic device includes a near-field communication (NFC) communication circuit, an ultra-wideband (UWB) communication circuit connected with the NFC communication circuit, at least one secure element operatively connected with the NFC communication circuit and configured to store security information, and a processor disposed in the NFC communication circuit and operatively connected with the UWB communication circuit, wherein the processor is configured to receive a data request from an external electronic device via the UWB communication circuit, access at least part of the security information stored in the at least one secure element, based on a routing table matching the data request with the at least one secure element, and transmit the at least part of the security information to the external electronic device via the UWB communication circuit.

Electronic device for transmitting/receiving data and method thereof

A first electronic device, second electronic device, and a method are disclosed herein. The first electronic device includes communication circuitry and a processor that implements the method, including transmitting, using the communication circuit, a distance measurement signal including the first secure preamble to the second electronic device, receiving a response signal through the communication circuit including a second secure preamble generated by the second electronic device from the external electronic device, authenticating the response signal based on the second secure preamble, and based on successful authentication, determining a distance to the second electronic device based on a transmission time of the distance measurement signal and a reception time of the response signal.

Method for performing distance measurement and authentication concurrently and electronic device thereof

Provided is an electronic device that may include: an ultra wide band (UWB) communication module; a plurality of antennas; and a processor operatively connected to the UWB communication module. The UWB communication module may be configured to: receive first data of an UWB data frame from an external electronic device by using a first antenna set including at least two antennas among the plurality of antennas to measure a first angle of arrival (AOA); receive second data of the UWB data frame by using a second antenna set including at least two antennas among the plurality of antennas to measure a second AOA, where the second antenna set is configured during a section of the UWB data frame that does not include data; and measure the direction of the external electronic device by using the first AOA and the second AOA. It is possible to provide various other embodiments.

Growing community of inventors

Gyeonggi-do, South Korea

Jonghoon Jang