# US 12,009,589 B2 · Terminal device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,009,589 B2 - Document ID: US12009589B2 - Status: Granted - Kind: B2 - Application number: 17/421,870 - Filed: 2020-01-09 - Published: 2022-04-07 - Granted: 2024-06-11 - Earliest claimed: 2019-01-09 - Assignees: Huawei Technologies Co., Ltd. - Applicants: Huawei Technologies Co., Ltd. - Inventors: Yu Chan Yang; Chien-Ming Lee; Hanyang Wang; Yi-Hsiang Liao; Lizhong Huang; Guangxiang Zhu; Bin Yu - Web page: https://patentgrep.com/patent/US12009589B2 ## CPC - H01Q 1/40: Radiating elements coated with or embedded in protective material - H01Q 1/243: {with built-in antennas} - H01Q 1/38: formed by a conductive layer on an insulating support {(patch antennas H01Q9/0407; microstrip dipole antennas H01Q9/065; microstrip slot antennas H01Q13/106; transmission line microstrip antennas H01Q13/206; manufacturing reflecting surfaces using insulating material for supporting the reflecting surface H01Q15/142)} - H01Q 1/52: Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure (absorbing means H01Q17/00) - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) ## Abstract A terminal device includes a housing and a metal line that is disposed on an outer surface of the housing or is embedded in the housing, and the metal line is configured to receive or send an electromagnetic wave signal. The metal line acts as an antenna of the terminal device. ## Claims ### Claim 1 A terminal device, comprising: a housing comprising an outer surface; a metal line that is either disposed on the outer surface or is embedded in the housing, wherein the metal line is configured to receive or send an electromagnetic wave signal, wherein the metal line is a translucent metal line and comprises a metal mesh, wherein the metal mesh is coated with a metal layer, wherein the metal layer is configured to reduce impedance of the metal mesh, wherein a transmittance of the metal line is Y, and wherein a value range of Y is 50%≤Y≤95%; a circuit board configured to hold electronic parts and components; and a signal line disposed on the circuit board and forming a gap between the signal line and the metal line, wherein the signal line and the metal line are configured to feed the electromagnetic wave signal through the gap in a coupling manner. ### Claim 2 (depends on 1) The terminal device of claim 1, wherein the housing further comprises a plurality of insulation layers, and wherein the metal line is embedded between two of the insulation layers. ### Claim 3 (depends on 2) The terminal device of claim 2, wherein the insulation layers are two insulation layers, wherein the metal line is embedded between the two insulation layers, and wherein the two insulation layers are glass layers. ### Claim 4 (depends on 2) The terminal device of claim 2, wherein the insulation layers are two insulation layers, wherein the metal line is embedded between the two insulation layers, wherein a first insulation layer of the two insulation layers is a glass layer, and wherein a second insulation layer of the two insulation layers is a plastic layer. ### Claim 5 (depends on 2) The terminal device of claim 2, wherein the insulation layers are two insulation layers, wherein the metal line is embedded between the two insulation layers, and wherein the two insulation layers are plastic layers. ### Claim 6 (depends on 2) The terminal device of claim 2, wherein the insulation layers comprise two insulation layers, wherein a first insulation layer of the two insulation layers is a glass layer, wherein a second insulation layer of the two insulation layers is a polyethylene terephthalate (PET) plastic layer, and wherein the metal line is embedded between the two insulation layers. ### Claim 7 (depends on 6) The terminal device of claim 6, further comprising a polyvinyl butyral (PVB) layer disposed between the glass layer and the PET plastic layer, wherein the metal line is disposed between the PVB layer and the PET plastic layer. ### Claim 8 (depends on 6) The terminal device of claim 6, further comprising a polyvinyl butyral (PVB) layer disposed between the glass layer and the PET plastic layer, wherein the metal line is disposed between the PVB layer and the glass layer. ### Claim 9 (depends on 2) The terminal device of claim 2, wherein the insulation layers comprise two insulation layers, wherein the two insulation layers are glass layers, wherein a polyvinyl butyral (PVB) layer is disposed between the glass layers, and wherein the metal line is disposed between one of the glass layers and the PVB layer. ### Claim 10 (depends on 1) The terminal device of claim 1, wherein the metal line is disposed on the outer surface, and wherein the terminal device further comprises a protective film disposed on a surface of the metal line. ### Claim 11 (depends on 10) The terminal device of claim 10, wherein the metal line further comprises silver paste or a copper wire. ### Claim 12 (depends on 1) The terminal device of claim 1, wherein the metal line is disposed on the outer surface, and wherein the terminal device further comprises a protective film disposed on the outer surface. ### Claim 13 (depends on 1) The terminal device of claim 1, wherein a distance between the signal line and the metal line is X, and wherein a value range of X is 0.1 millimeters (mm)≤X ≤5 mm. ### Claim 14 (depends on 1) The terminal device of claim 1, wherein the housing is a glass housing. ### Claim 15 (depends on 1) The terminal device of claim 1, further comprising a metallic nickel layer coated on an outside of the metal layer. ### Claim 16 (depends on 1) The terminal device of claim 1, wherein the housing is a ceramic housing, and wherein the metal line is disposed on a surface of the ceramic housing. ### Claim 17 (depends on 16) The terminal device of claim 16, wherein a surface of the metal line is coated with a glass glaze. ### Claim 18 (depends on 1) The terminal device of claim 1, wherein the housing is a ceramic housing, and wherein the metal line is embedded in the ceramic housing. ### Claim 19 (depends on 2) The terminal device of claim 2, wherein the insulation layers are two insulation layers, wherein the metal line is disposed between the two insulation layers, wherein a first insulation layer of the two insulation layers is a composite material layer, and wherein a second insulation layer of the two insulation layers is a polyurethane (PU) layer. ### Claim 20 (depends on 1) The terminal device of claim 1, further comprising a second metal layer coating the metal layer, wherein the metal layer is a first metal, wherein the second metal layer is a second metal, and wherein the first metal and the second metal are different types of metal.