# US 12,119,568 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 12,119,568 B2 - Document ID: US12119568B2 - Status: Granted - Kind: B2 - Application number: 17/830,734 - Filed: 2022-06-02 - Published: 2023-02-16 - Granted: 2024-10-15 - Earliest claimed: 2021-08-11 - Assignees: Samsung Display Co., Ltd.; Unist (Ulsan National Institute of Science and Technology) - Applicants: Samsung Display Co., Ltd.; Unist(Ulsan National Institute of Science and Technology) - Inventors: Gangil Byun; Jae-Kyoung Kim; Eunjin Sung; Kiseo Kim; Jinmyeong Heo - Web page: https://patentgrep.com/patent/US12119568B2 ## CPC - H01Q 9/045: {with particular feeding means (for circular polarisation H01Q9/0428)} - H01Q 9/0457: {electromagnetically coupled to the feed line} - H01Q 1/1271: {for mounting on windscreens} - H01Q 1/241: {used in mobile communications, e.g. GSM (H01Q1/247, H01Q1/248 take precedence)} - 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 21/0075: {Stripline fed arrays (H01Q21/065 takes precedence)} - H01Q 21/065: {Patch antenna array} - H01Q 21/08: the units being spaced along or adjacent to a rectilinear path {(waveguide fed H01Q21/0037)} - H01Q 21/24: Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction {(circularly polarised patch antennas H01Q9/0428; circularly polarised horns H01Q13/0241; cross-polarised horns H01Q13/0258; polarisation converters H01Q15/242; cross-polarised rear feeds H01Q19/136; crossed polarisation dual antenna H01Q25/001)} - H01Q 21/28: Combinations of substantially independent non-interacting antenna units or systems {(multiple beam H01Q25/00)} - H04M 1/026: {Details of the structure or mounting of specific components} - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) - H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08) ## Abstract Provided is an electric device including a display panel, and a first antenna disposed on the display panel and including a first patch part, a first transmission part, and a first additional transmission part, wherein the first transmission part faces a first side of the first patch part extending along a first cross direction, is spaced apart from the first patch part, and is capacitively coupled to the first patch part, and wherein the first additional transmission part faces a second side of the patch part extending in a second cross direction crossing the first cross direction, is symmetrical about a line of symmetry with the first transmission part, and is spaced apart from the first patch part. ## Claims ### Claim 1 An electronic device comprising: a display panel; and a first antenna disposed on the display panel and comprising a first patch part, a first transmission part, a first additional transmission part, and a first extension patch part spaced apart from the first patch part, wherein the first transmission part faces a first side of the first patch part extending in a first cross direction, is spaced apart from the first patch part, and is capacitively coupled with the first patch part, wherein the first additional transmission part faces another first side of the first patch part extending in a second cross direction crossing the first cross direction, is symmetrical about a line of symmetry with the first transmission part, and is spaced apart from the first patch part, wherein the first transmission part extends toward the first extension patch part, faces a first extension side extending in the first cross direction of the first extension patch part, is spaced apart from the first extension part, and is capacitively coupled to the first extension patch part, and wherein power input through the first transmission part is equally delivered to the first patch part and the first extension patch part. ### Claim 2 (depends on 1) The electronic device according to claim 1, wherein the first antenna is fed through at least any one of the first transmission part and the first additional transmission part. ### Claim 3 (depends on 2) The electronic device according to claim 2, wherein the other of the first transmission part and the first additional transmission part is floated. ### Claim 4 (depends on 1) The electronic device according to claim 1, wherein the first antenna is provided in plural, an interval between a center of a first patch part of one first antenna and a center of a first patch part of another first antenna, which is adjacent to the one first antenna, among a plurality of the first antennas is about 0.5 to about 0.8 times of a reference wavelength. ### Claim 5 (depends on 1) The electronic device according to claim 1, wherein a size of the first extension patch part is equal to or greater than that of the first patch part. ### Claim 6 (depends on 1) The electronic device according to claim 1, wherein the first antenna further comprises a first additional extension patch part spaced apart from the first patch part with the first extension patch part interposed therebetween, wherein a size of the first additional extension patch part is equal to or greater than that of the first extension patch part, and the size of the first extension patch part is equal to or greater than that of the first patch part. ### Claim 7 (depends on 1) The electronic device according to claim 1, further comprising: a ground disposed under the display panel, wherein a distance between a center of the first patch part and a center of the first extension patch part is a guided wavelength derived by using an effective permittivity between the first antenna and the ground. ### Claim 8 (depends on 1) The electronic device according to claim 1, wherein the first transmission part comprises a λ/4 transformer. ### Claim 9 (depends on 1) The electronic device according to claim 1, further comprising: a second antenna disposed on the display panel and comprising a second patch part and a second transmission part, wherein the second transmission part faces a second side of the second patch part extending in the second cross direction, is spaced apart from the second patch part, and is capacitively coupled to the second patch part. ### Claim 10 (depends on 9) The electronic device according to claim 9, wherein the second antenna further comprises a second extension patch part spaced apart from the second patch part, and the second transmission part extends toward the second extension patch part, faces a second extension side extending in the second cross direction of the second extension patch part, is spaced apart from the second extension patch part, and is capacitively coupled to the second extension patch part. ### Claim 11 (depends on 9) The electronic device according to claim 9, wherein each of the first antenna and the second antenna is provided in plural, and wherein a plurality of the first antennas receive or output signals through a first common port, and a plurality of the second antennas receive or output signals through a second common port different from the first common port. ### Claim 12 (depends on 11) The electronic device according to claim 11, further comprising: a first circuit film comprising the first common port and electrically connected to the plurality of first antennas; and a second circuit film comprising the second common port and electrically connected to the plurality of second antennas. ### Claim 13 (depends on 9) The electronic device according to claim 9, wherein the first cross direction is orthogonal to the second cross direction and the first transmission part and the second transmission part are symmetrical about a line of symmetry. ### Claim 14 (depends on 9) The electronic device according to claim 9, wherein the first transmission part comprises a first transmission line and a first coupler extending from the first transmission line and facing the first side of the first patch part, and the second transmission part comprises a second transmission line and a second coupler extending from the second transmission line and facing the second side of the second patch part, wherein the first transmission line is spaced apart from the second transmission line in a first direction, the first transmission line and the second transmission line extending in parallel to a second direction crossing the first direction, wherein the first coupler comprises a first extension portion extending along the second cross direction and a first opposite portion extending along the first cross direction, and the second coupler comprises a second extension portion extending from the second transmission line along the first cross direction and a second opposite portion extending along the second cross direction, and wherein the first opposite portion faces the first side of the first patch part and the second opposite portion faces the second side of the second patch part. ### Claim 15 (depends on 1) The electronic device according to claim 1, wherein the first antenna is provided in plural, and wherein a plurality of the first antennas receive or output signals respectively through a plurality of ports. ### Claim 16 (depends on 15) The electronic device according to claim 15, further comprising: a circuit film comprising the plurality of ports, wherein the circuit film comprises a dielectric layer, a conductive layer and a plurality of transmission lines disposed on a first surface of the dielectric layer, and wherein the plurality of transmission lines are electrically connected to the plurality of ports, respectively, and a length of a first transmission line among the plurality of transmission lines is longer than that of a second transmission line among the plurality of transmission lines. ### Claim 17 (depends on 16) The electronic device according to claim 16, wherein a difference between the length of the first transmission line and the length of the second transmission line is an integer multiple of a guided wavelength derived by using a permittivity of the dielectric layer. ### Claim 18 An electronic device comprising: a display panel; and a first antenna disposed on the display panel and comprising a first patch part, a first extension patch part spaced apart from the first patch part, a first transmission part, and a first symmetric transmission part, the first transmission part and the first symmetric transmission part being symmetrical about a line of symmetry, wherein the first transmission part and the first symmetric transmission part are spaced apart in a first direction with the first patch part and the first extension patch part interposed therebetween, and the first extension patch part is spaced apart from the first patch part in a second direction crossing the first direction, and wherein the first patch part and the first extension patch part are fed in-phase. ### Claim 19 (depends on 18) The electronic device according to claim 18, wherein the first transmission part comprises a first λ/4 transformer adjacent to an output stage facing the first patch part, and a second λ/4 transformer adjacent to an output stage facing the first extension patch part. ### Claim 20 (depends on 19) The electronic device according to claim 19, further comprising: a second antenna disposed on the display panel and comprising a second patch part, a second extension patch part spaced apart from the second patch part, a second transmission part, and a second symmetric transmission part, wherein the second transmission part and the second symmetric transmission part are spaced apart in the first direction with the second patch part and the second extension patch part interposed therebetween, wherein the second extension patch part is spaced apart from the second patch part in the second direction, wherein the second transmission part and the first transmission part are symmetrical about a line of symmetry extending in the second direction, and wherein the second symmetric transmission part has a same shape as the first transmission part. ### Claim 21 (depends on 20) The electronic device according to claim 20, wherein the first patch part receives a signal through the first transmission part, the second patch part receives a signal through the second transmission part, and the first symmetric transmission part and the second symmetric transmission part are floated. ### Claim 22 (depends on 18) The electronic device according to claim 18, further comprising: a circuit film comprising a dielectric layer, a conductive layer disposed on a first surface of the dielectric layer, the conductive layer including a plurality of transmission lines, wherein the first antenna is provided in plural, a plurality of the first antennas receiving respective signals through the plurality of transmission lines, wherein a length of a first transmission line among the plurality of transmission lines is longer than that of a second transmission line among the plurality of transmission lines, and wherein a difference between the lengths of the first transmission line and the second transmission line is an integer multiple of a guided wavelength derived by using a permittivity of the dielectric layer. ### Claim 23 (depends on 18) The electronic device according to claim 18, wherein a size of the first extension patch part is equal to or greater than that of the first patch part. ### Claim 24 (depends on 18) The electronic device according to claim 18, wherein the first antenna further comprises a first additional extension patch part spaced apart from the first patch part with the first extension patch part interposed therebetween, and wherein a size of the first additional extension patch part is equal to or greater than that of the first extension patch part and the size of the first extension patch part is equal to or greater than that of the first patch part.