# US 2014/0194099 A1 · Method and apparatus for displaying information about wireless charging pad in electronic device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2014/0194099 A1 - Document ID: US20140194099A1 - Status: Published application - Kind: A1 - Application number: 14/150,337 - Filed: 2014-01-08 - Published: 2014-07-10 - Earliest claimed: 2013-01-08 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Ji-Hyun PARK; Jung-Hyung KIM; Bo-Ram NAMGOONG; Samg-Mi PARK; Sung-Kwang YANG; Bo-Kun CHOI - Web page: https://patentgrep.com/patent/US20140194099A1 ## CPC - H04B 1/3883: Arrangements for mounting batteries or battery chargers - H02J 50/90: involving detection or optimisation of position, e.g. alignment - H04B 5/79: for data transfer in combination with power transfer - H04W 4/02: Services making use of location information - H04W 4/80: Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication - H04B: TRANSMISSION - H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract A method and apparatus for providing information about a plurality of wireless charging pads to an electronic device such that the electronic device performs wireless charging efficiently is provided. The method includes receiving information about the plurality of wireless charging pads and displaying the information about the plurality of wireless charging pads on a screen of the electronic device. ## Claims ### Claim 1 A method of displaying information about a plurality of wireless charging pads in an electronic device, the method comprising: receiving information about the plurality of wireless charging pads; and displaying the information about the plurality of wireless charging pads on a screen of the electronic device. ### Claim 2 (depends on 1) The method of claim 1, where the information about the plurality of wireless charging pads includes at least one or more of a position of each of the plurality of wireless charging pads, a number of electronic devices which are connected with the plurality of wireless charging pads and are wirelessly charged, a title of each of the plurality of wireless charging pads, a charging efficiency of each of the plurality of wireless charging pads, and a wireless charging range of each of the plurality of wireless charging pads. ### Claim 3 (depends on 1) The method of claim 1, wherein the display of the information about the plurality of wireless charging pads comprises: executing a specific application; and displaying the information about the plurality of wireless charging pads through the specific application. ### Claim 4 (depends on 3) The method of claim 3, wherein the specific application is a map application. ### Claim 5 (depends on 1) The method of claim 1, wherein the reception of the information about the plurality of wireless charging pads comprises: transmitting a request message of the information about the plurality of wireless charging pads to a specific server; and receiving the information about the plurality of wireless charging pads from the specific server. ### Claim 6 (depends on 5) The method of claim 5, wherein the request message includes position information of the electronic device when requesting the specific server to transmit the information about the plurality of wireless charging pads and wherein the plurality of wireless charging pads are wireless charging pads which exist in proximity to the electronic device. ### Claim 7 (depends on 1) The method of claim 1, wherein the reception of the information about the plurality of wireless charging pads comprises scanning wireless charging pads which exist in proximity to the electronic device. ### Claim 8 (depends on 7) The method of claim 7, wherein the scanning of the wireless charging pads which exist in proximity to the electronic device comprises: setting Peer to Peer (P2P) communication with each of the wireless charging pads; and acquiring information about the wireless charging pads through the set P2P communication. ### Claim 9 A method of displaying information about a wireless charging pad in an electronic device, the method comprising: receiving information about a first direction for which one side surface of the wireless charging pad heads from a specific device; and comparing the first direction of the wireless charging pad with a second direction for which one side surface of the electronic device heads and displaying a third direction of the electronic device such that the third direction is a direction that obtains a maximum wireless charging efficiency. ### Claim 10 (depends on 9) The method of claim 9, where the specific device is a server or the wireless charging pad. ### Claim 11 (depends on 9) The method of claim 9, further comprising measuring the second direction for which a front or rear surface of the electronic device heads. ### Claim 12 (depends on 9) The method of claim 9, wherein the third direction of the electronic device is a direction in which the one side surface of the wireless charging pad and the one side surface of the electronic device are horizontal with each other. ### Claim 13 (depends on 9) The method of claim 9, wherein the display of the third direction of the electronic device is performed when a wireless charging efficiency of the electronic device is currently lower than a threshold value or when the electronic device starts initial wireless charging. ### Claim 14 A method displaying information about a wireless charging pad in an electronic device, the method comprising: connecting to the wireless charging pad and starting wireless charging; calculating a wireless charging efficiency while starting the wireless charging; and outputting a result corresponding to the calculated wireless charging efficiency. ### Claim 15 (depends on 14) The method of claim 14, where the wireless charging efficiency is determined by difference between an entire wireless charging efficiency and a battery consumption amount of the electronic device and wherein the entire wireless charging efficiency is determined by a ratio of an output power and an input power of the wireless charging pad. ### Claim 16 (depends on 14) The method of claim 14, wherein the output of the result corresponding to the calculated wireless charging efficiency comprises: determining a lamp color according to the wireless charging efficiency; and operating a lamp to emit the lamp color. ### Claim 17 (depends on 14) The method of claim 14, wherein the output of the result corresponding to the calculated wireless charging efficiency comprises: converting the result corresponding to the calculated wireless charging efficiency into an indicator, a text, or a voice; and outputting the converted indicator, the text, or the voice. ### Claim 18 An electronic device comprising: one or more processors; a memory; and one or more programs, each of the one or more programs which is stored in the memory and is configured to be executed by the one or more processors, wherein each of the one or more programs, when executed by the one or more processors, includes an instruction that receives information about a plurality of wireless charging pads and displays the information about the plurality of wireless charging pads on a screen of the electronic device. ### Claim 19 (depends on 18) The electronic device of claim 18, where the information about the plurality of wireless charging pads includes at least one or more of a position of each of the plurality of wireless charging pads, a number of electronic devices which are connected with the plurality of wireless charging pads and are wirelessly charged, a title of each of the wireless charging pads, a charging efficiency of each of the plurality of wireless charging pads, and a wireless charging range of each of the wireless charging pads. ### Claim 20 (depends on 18) The electronic device of claim 18, wherein the instruction that displays the information about the plurality of wireless charging pads includes an instruction that executes a specific application and displays the information about the plurality of wireless charging pads through the specific application. ### Claim 21 (depends on 20) The electronic device of claim 20, wherein the specific application is a map application. ### Claim 22 (depends on 18) The electronic device of claim 18, wherein the instruction that receives the information about the plurality of wireless charging pads includes an instruction that transmits a request message of the information about the plurality of wireless charging pads to a specific server and receives the information about the plurality of wireless charging pads from the specific server. ### Claim 23 (depends on 22) The electronic device of claim 22, wherein the request message includes position information of the electronic device when requesting the specific server to transmit the information about the plurality of wireless charging pads and wherein the plurality of wireless charging pads are wireless charging pads which exist in proximity to the electronic device. ### Claim 24 (depends on 18) The electronic device of claim 18, wherein the instruction that receives the information about the plurality of wireless charging pads includes an instruction that scans wireless charging pads which exist in proximity to the electronic device. ### Claim 25 (depends on 24) The electronic device of claim 24, wherein the instruction that scans the wireless charging pads which exist in proximity to the electronic device includes an instruction that sets Peer to Peer (P2P) communication with each of the wireless charging pads and acquires information about the wireless charging pads through the set P2P communication. ### Claim 26 An electronic device comprising: one or more processors; a memory; and one or more programs, each of the one or more programs which is stored in the memory and is configured to be executed by the one or more processors, wherein each of the one or more programs, when executed by the one or more processors, includes an instruction that receives information about a first direction for which one side surface of the wireless charging pad heads from a specific device, compares the first direction of the wireless charging pad with a second direction for which one side surface of the electronic device heads, and displays a third direction of the electronic device such that the third direction is a direction that obtains a maximum wireless charging efficiency. ### Claim 27 (depends on 26) The electronic device of claim 26, where the specific device is a server or the wireless charging pad. ### Claim 28 (depends on 26) The electronic device of claim 26, further comprising an instruction that measures the second direction for which a front or rear surface of the electronic device heads. ### Claim 29 (depends on 26) The electronic device of claim 26, wherein the third direction of the electronic device is a direction in which the one side surface of the wireless charging pad and the one side surface of the electronic device are horizontal with each other. ### Claim 30 (depends on 26) The electronic device of claim 26, wherein the instruction that displays the third direction of the electronic device is executed when a wireless charging efficiency of the electronic device is currently lower than a threshold value or when the electronic device starts initial wireless charging. ### Claim 31 An electronic device comprising: one or more processors; a memory; and one or more programs, each of the one or more programs which is stored in the memory and is configured to be executed by the one or more processors, wherein each of the one or more programs, when executed by the one or more processors, includes an instruction that connects to the wireless charging pad, calculates a wireless charging efficiency while the electronic device performs wireless charging, and outputs a result corresponding to the calculated wireless charging efficiency. ### Claim 32 (depends on 31) The electronic device of claim 31, where the wireless charging efficiency is determined by difference between an entire wireless charging efficiency and a battery consumption amount of the electronic device and wherein the entire wireless charging efficiency is determined by a ratio of an output power and an input power of the wireless charging pad. ### Claim 33 (depends on 31) The electronic device of claim 31, wherein the instruction that outputs the result corresponding to the calculated wireless charging efficiency includes an instruction that determines a lamp color according to the wireless charging efficiency and operates a lamp to emit the lamp color. ### Claim 34 (depends on 31) The electronic device of claim 31, wherein the instruction that outputs the result corresponding to the calculated wireless charging efficiency includes an instruction that converts the result corresponding to the calculated wireless charging efficiency into an indicator, a text, or a voice and outputs the converted indicator, the text, or the voice. ### Claim 35 (depends on 31) The electronic device of claim 31, wherein the instruction that outputs the result corresponding to the calculated wireless charging efficiency includes an instruction that displays on the screen of the electronic device a graphic of an orientation of the electronic device in correspondence to an orientation of the wireless charging pad.