# US 2013/0154900 A1 · Wireless communication device having metal end portion of housing thereof > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2013/0154900 A1 - Document ID: US20130154900A1 - Status: Published application - Kind: A1 - Application number: 13/655,492 - Filed: 2012-10-19 - Published: 2013-06-20 - Earliest claimed: 2011-12-20 - Assignees: FIH (Hong Kong) Limited - Inventors: CHIH-YANG TSAI; HAO-YING CHANG; CHUAN-CHOU CHI - Web page: https://patentgrep.com/patent/US20130154900A1 ## CPC - H01Q 1/243: {with built-in antennas} - H01Q 5/371: Branching current paths - H01Q 9/42: with folded element, the folded parts being spaced apart a small fraction of the operating wavelength - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) ## Abstract An exemplary wireless communication device includes a circuit board, a metal end portion, an antenna, and a connecting member. The antenna is positioned on the circuit board. The connecting member interconnects the circuit board and the end portion. The connecting member serves as a feeding point of the antenna. The end portion is a portion of a housing of the wireless communication device and further serves as a radiating portion of the antenna. ## Claims ### Claim 1 A wireless communication device, comprising: a circuit board; a metal end portion, which serves as a portion of a housing of the wireless communication device; an antenna positioned on the circuit board; and a connecting member interconnecting the circuit board and the end portion; wherein the connecting member serves as a feeding point of the antenna; and the end portion further serves as a radiating body of the antenna. ### Claim 2 (depends on 1) The wireless communication device of claim 1, wherein the connecting member extends through the circuit board and through the end portion. ### Claim 3 (depends on 1) The wireless communication device of claim 1, wherein the antenna comprises a first radiating section, a second radiating section and a third radiating section; the second radiating section and the third radiating section are perpendicularly connected to two ends of the first radiating section; the connecting member is positioned at an end of the third radiating section opposite to the first radiating section; and the first radiating section, the second radiating section, and the third radiating section together form a first radiating path. ### Claim 4 (depends on 3) The wireless communication device of claim 3, wherein the end portion comprises a first side wall, two opposite second side walls, and a connecting arm; the two second side walls are perpendicularly extended from two ends of the first side wall, respectively, and the connecting arm is extended from one side of the first side wall; the connecting arm, one of the second side walls, and a portion of the first side wall therebetween together form a second radiating path; and the connecting arm, the other one of the second side walls, and the remaining portion of the first side wall together form a third radiating path. ### Claim 5 (depends on 4) The wireless communication device of claim 4, wherein the connecting arm is positioned approximately one-third of the way along a length of the first side wall. ### Claim 6 (depends on 4) The wireless communication device of claim 4, wherein the end portion surrounds an end of the circuit board; and the first side wall and the second side walls are parallel with corresponding edges of the circuit board. ### Claim 7 (depends on 4) The wireless communication device of claim 4, wherein the circuit board defines a mounting hole, the connecting arm defines a positioning hole corresponding to the mounting hole, and the connecting member is engaged in the mounting hole and the positioning hole. ### Claim 8 (depends on 7) The wireless communication device of claim 7, wherein the connecting member is a screw screwed into the mounting hole and the corresponding positioning hole. ### Claim 9 (depends on 3) The wireless communication device of claim 3, wherein the circuit board comprises a first mounting area defined at a corner thereof, the antenna is formed from a metal layer of the first mounting area, and the remaining portion of the first mounting area is a nonmetallic layer. ### Claim 10 (depends on 9) The wireless communication device of claim 9, further comprising another connecting member, wherein the circuit board further comprises a second mounting area defined at another corner thereof adjacent to the first mounting area, the connecting member interconnects the circuit board and the end portion at the first mounting area, and the another connecting member interconnects the circuit board and the end portion at the second mounting area. ### Claim 11 A wireless communication device, comprising: a circuit board comprising a first mounting area defined at a corner thereof; a metal end portion, which serves as a portion of a housing of the wireless communication device, and is positioned at one end of the circuit board having the corner; an antenna formed from a metal layer in the first mounting area; and a connecting member extending through the circuit board and the end portion to interconnect the circuit board and the end portion; wherein the connecting member serves as a feeding point of the antenna; and the end portion further serves as a radiating body of the antenna. ### Claim 12 (depends on 11) The wireless communication device of claim 11, wherein the antenna comprises a first radiating section, a second radiating section and a third radiating section; the second radiating section and the third radiating section are perpendicularly connected to two ends of the first radiating section; the connecting member is positioned at an end of the third radiating section opposite to the first radiating section; the first radiating section, the second radiating section, and the third radiating section form a first radiating path together. ### Claim 13 (depends on 12) The wireless communication device of claim 12, wherein the end portion comprises a first side wall, two opposite second side walls and a connecting arm; the two second side walls are perpendicularly extended from two ends of the first side walls, respectively, and the connecting arm is extended from one side of the first side wall; the connecting arm, one of the second side walls, and a portion of the first side wall therebetween together form a second radiating path; and the connecting arm, the other one of the second side walls, and the remaining portion of the first side wall together form a third radiating path. ### Claim 14 (depends on 13) The wireless communication device of claim 13, wherein the connecting arm is positioned approximately one-third of the way along a length of the first side wall. ### Claim 15 (depends on 13) The wireless communication device of claim 13, wherein the end portion surrounds an end of the circuit board, and the first side wall and the second side walls are parallel with corresponding edges of the circuit board. ### Claim 16 (depends on 11) The wireless communication device of claim 11, wherein the circuit board defines a mounting hole, the connecting arm defines a positioning hole corresponding to the mounting hole, and the connecting member is engaged in the mounting hole and the positioning hole. ### Claim 17 (depends on 16) The wireless communication device of claim 16, wherein the connecting member is a screw screwed into the mounting hole and the corresponding positioning hole.