# US 10,122,084 B2 · Electronic device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,122,084 B2 - Document ID: US10122084B2 - Status: Granted - Kind: B2 - Application number: 15/966,763 - Filed: 2018-04-30 - Published: 2018-08-30 - Granted: 2018-11-06 - Earliest claimed: 2016-03-18 - Assignees: Guangdong Oppo Mobile Telecommunications Corp., Ltd. - Applicants: Guangdong Oppo Mobile Telecommunications Corp., Ltd. - Inventors: Shasha Hu; Tianping Liang; Ning Zhao - Web page: https://patentgrep.com/patent/US10122084B2 ## CPC - H01Q 3/24: varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching - H01Q 1/243: {with built-in antennas} - H01Q 1/44: using equipment having another main function to serve additionally as an antenna {, e.g. means for giving an antenna an aesthetic aspect}(H01Q1/27 - H01Q1/34 take precedence) - H01Q 3/247: {by switching different parts of a primary active element} - H01Q 5/321: within a radiating element or between connected radiating elements - H01Q 13/10: Resonant slot antennas - H05K 5/04: Metal casings - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS ## Abstract An electronic device is provided and includes a metal housing and at least one switch. The metal housing includes a peripheral frame provided with at least one micro-seam zone, the at least one micro-seam zone divides the peripheral frame into at least one segment of frame body, each micro-seam zone is formed by at least two micro-seams arranged at intervals, and a metal part is provided between two adjacent micro-seams. The switch includes a first end and a second end, the first end is electrically coupled to the frame body, and the second end is electrically coupled to the metal part. The at least one segment of frame body is an independent; the switch includes a plurality of second ends coupled to the different metal parts within the micro-seam zone, the antenna expands a variety of low-frequency bandwidths through different open-closed states of the switch. ## Claims ### Claim 1 An electronic device, comprising: a metal housing and at least one switch, the metal housing comprising a peripheral frame provided with at least one micro-seam zone, the at least one micro-seam zone dividing the peripheral frame into at least one segment of frame body, each micro-seam zone being formed by at least two micro-seams arranged at intervals, and a metal part being provided between two adjacent micro-seams, the switch comprising a first end and a second end, the first end being electrically coupled to the frame body divided by the micro-seam zone, the second end being electrically coupled to the metal part, wherein the at least one segment of frame body divided by the at least one micro-seam zone being an independent antenna; the switch comprises a plurality of second ends, and the plurality of second ends are coupled to the different metal parts within the micro-seam zone, the antenna expands a variety of low-frequency bandwidths through different open-closed states of the switch. ### Claim 2 (depends on 1) The electronic device according to claim 1, wherein the peripheral frame is provided with four micro-seam zones, and each segment of the frame body between every two micro-seam zones is the independent antenna; one switch is provided, the first end is electrically coupled to one segment of the frame body serving as the independent antenna, and the second end is electrically coupled to the metal part adjacent to the segment of the frame body electrically coupled to the first end. ### Claim 3 (depends on 1) The electronic device according to claim 1, wherein the micro-seam zone is formed by three micro-seams arranged at intervals; the switch is a single-pole multi-throw switch. ### Claim 4 (depends on 2) The electronic device according to claim 2, wherein the micro-seam zone is formed by three micro-seams arranged at intervals; the switch is a single-pole multi-throw switch. ### Claim 5 (depends on 1) The electronic device according to claim 1, wherein the electronic device further comprises an inductor or a capacitor coupled to the switch. ### Claim 6 (depends on 2) The electronic device according to claim 2, wherein the electronic device further comprises an inductor or a capacitor coupled to the switch. ### Claim 7 (depends on 1) The electronic device according to claim 1, wherein the electronic device further comprises a matching circuit and a radio frequency circuit, and the matching circuit is located between the radio frequency circuit and the frame body and is electrically coupled to each of the radio frequency circuit and the frame body. ### Claim 8 (depends on 2) The electronic device according to claim 2, wherein the electronic device further comprises a matching circuit and a radio frequency circuit, and the matching circuit is located between the radio frequency circuit and the frame body and is electrically coupled to each of the radio frequency circuit and the frame body. ### Claim 9 (depends on 1) The electronic device according to claim 1, wherein the frame body is one of a GPS antenna, a Bluetooth antenna, a Wi-Fi antenna and an NFC antenna. ### Claim 10 (depends on 2) The electronic device according to claim 2, wherein the frame body is one of a GPS antenna, a Bluetooth antenna, a Wi-Fi antenna and an NFC antenna. ### Claim 11 (depends on 1) The electronic device according to claim 1, wherein a width of the micro-seam zone is 1.5 mm to 5.0 mm. ### Claim 12 (depends on 2) The electronic device according to claim 2, wherein a width of the micro-seam zone is 1.5 mm to 5.0 mm. ### Claim 13 (depends on 1) The electronic device according to claim 1, wherein a width of the micro-seam is 0.05 mm to 0.3 mm. ### Claim 14 (depends on 2) The electronic device according to claim 2, wherein a width of the micro-seam is 0.05 mm to 0.3 mm. ### Claim 15 (depends on 1) The electronic device according to claim 1, wherein the micro-seams are arranged at equal intervals. ### Claim 16 (depends on 2) The electronic device according to claim 2, wherein the micro-seams are arranged at equal intervals.