# US 12,191,582 B2 · Antenna device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,191,582 B2 - Document ID: US12191582B2 - Status: Granted - Kind: B2 - Application number: 18/387,210 - Filed: 2023-11-06 - Published: 2024-07-04 - Granted: 2025-01-07 - Earliest claimed: 2020-06-20 - Assignees: Taoglas Group Holdings Limited - Applicants: Taoglas Group Holdings Limited - Inventors: Yu Tao; Yung Sheng Tseng - Web page: https://patentgrep.com/patent/US12191582B2 ## CPC - H01Q 9/0407: {Substantially flat resonant element parallel to ground plane, e.g. patch antenna (dipole H01Q9/285; monopole H01Q9/40)} - H01Q 21/26: Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre - H01Q 1/12: Supports; Mounting means - H01Q 1/48: Earthing means; Earth screens; Counterpoises - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) ## Abstract An antenna device comprising a first antenna, a second antenna and a circuit board. The first antenna includes a first insulating layer, a first signal-feeding line and two first grounding lines. The first signal-feeding line is disposed on a first surface of the first insulating layer. The first grounding lines are disposed on a second surface of the first insulating layer. The second antenna includes a second insulating layer, a second signal-feeding line and two second grounding lines. The second signal-feeding line is disposed on a first surface of the second insulating layer. The second grounding lines are disposed on a second surface of the second insulating layer. The first insulating layer and the second insulating layer intersect at about 90 degrees. The first and second antennas are disposed on a first surface of the circuit board. The first axis and the second axis are adjacent and substantially parallel. ## Claims ### Claim 1 An antenna device, comprising: a first antenna, comprising: a first insulating layer; a first signal-feeding line, the first signal-feeding line disposed on a first surface of the first insulating layer; and two first grounding lines, the two first grounding lines disposed on a second surface of the first insulating layer, wherein the first surface and the second surface of the first insulating layer are parallel with one another; a second antenna, comprising: a second insulating layer; a second signal-feeding line, the second signal-feeding line disposed on a first surface of the second insulating layer; and two second grounding lines, the two second grounding lines disposed on a second surface of the second insulating layer, wherein the first surface and the second surface of the second insulating layer are parallel with one another; and a circuit board; wherein the first insulating layer and the second insulating layer are arranged orthogonal to one another, the first antenna and the second antenna are disposed on a first surface of the circuit board, and the first axis and the second axis are parallel with one another; wherein the first insulating layer, the second insulating layer and the circuit board are each arranged orthogonal to one another. ### Claim 2 (depends on 1) The antenna device according to claim 1, wherein each of the two first grounding lines are symmetrical with one another with respect to a first axis of the first insulating layer. ### Claim 3 (depends on 2) The antenna device according to claim 2, wherein each of the two second grounding lines are symmetrical with one another with respect to a second axis of the second insulating layer. ### Claim 4 (depends on 1) The antenna device according to claim 1, wherein the first signal-feeding line comprises a first end and a second end, each of the two first grounding lines comprises a first end and a second end, the first end of the first signal-feeding line is for wireless signal reception matching with the first end of each of the two first grounding lines in a first frequency band, and the second end of the first signal-feeding line is for wireless signal reception matching with the second end of each of the two first grounding lines in a second frequency band. ### Claim 5 (depends on 4) The antenna device according to claim 4, wherein the first insulating layer has a side surface that is disposed furthest away from the circuit board as compared with other surfaces of the first insulating layer, the side surface connects the first surface and the second surface of the first insulating layer, the first end of the first signal-feeding line is adjacent to the side surface of the first insulating layer, the second end of the first signal-feeding line is adjacent to the side surface of the first insulating layer, and the second end of the first signal-feeding line is more adjacent to the side surface of the first insulating layer than the first end of the first signal-feeding line. ### Claim 6 (depends on 5) The antenna device according to claim 5, wherein a distance between the first end of the first signal-feeding line and the side surface of the first insulating layer is smaller than a ⅓ of a distance between the side surface of the first insulating layer and the circuit board, and a distance between the second end of the first signal-feeding line and the side surface of the first insulating layer is smaller than a ⅓ of the distance between the side surface of the first insulating layer and the circuit board. ### Claim 7 (depends on 1) The antenna device according to claim 1, wherein the second signal-feeding line comprises a first end and a second end, each of the two second grounding lines comprises a first end and a second end, the first end of the second signal-feeding line is for wireless signal reception matching with the first end of each of the two second grounding lines in the first frequency band, and the second end of the second signal-feeding line is for wireless signal reception matching with the second end of each of the two second grounding lines in the second frequency band. ### Claim 8 (depends on 7) The antenna device according to claim 7, wherein the second insulating layer has a side surface that is disposed furthest away from the circuit board as compared with other surfaces of the second insulating layer, the side surface of the second insulating layer connects the first surface and the second surface of the second insulating layer, the first end of the second signal-feeding line is adjacent to the side surface of the second insulating layer, the second end of the second signal-feeding line is adjacent to the side surface of the second insulating layer, and the second end of the second signal-feeding line is more adjacent to the side surface of the second insulating layer than the first end of the second signal-feeding line. ### Claim 9 (depends on 8) The antenna device according to claim 8, wherein a distance between the first end of the second signal-feeding line and the side surface of the second insulating layer is smaller than a ⅓ of a distance between the side surface of the second insulating layer and the circuit board, and a distance between the second end of the second signal-feeding line and the side surface of the second insulating layer is smaller than a ⅓ of the distance between the side surface of the second insulating layer and the circuit board. ### Claim 10 (depends on 3) The antenna device according to claim 3, wherein the first axis and the second axis are substantially perpendicular to the first surface of the circuit board. ### Claim 11 (depends on 10) The antenna device according to claim 10, further comprising a reflecting board that is disposed on a second surface of the circuit board, wherein the first surface and the second surface of the circuit board are parallel with each other and oppose one another. ### Claim 12 (depends on 11) The antenna device according to claim 11, wherein a shortest distance between each of the two first grounding lines is between 0 and 10 mm; and wherein a shortest distance between each of the two second grounding lines is between 0 and 10 mm. ### Claim 13 (depends on 1) The antenna device according to claim 1, wherein a shape and a location of the first signal-feeding line on the first insulating layer are respectively similar to a shape and a location of the second signal-feeding line on the second insulating layer, and a shape and a location of the two first grounding lines on the first insulating layer are respectively similar to a shape and a location of the two second grounding lines on the second insulating layer. ### Claim 14 (depends on 1) The antenna device of claim 1, wherein the first signal feeding line comprises: a second segment that is disposed orthogonal with a third segment of the first signal feeding line; and a first segment of the first signal feeding line branches off of the second segment, the first segment of the first signal feeding line comprises an L-shaped segment, a first segment of the L-shaped segment being disposed parallel with the third segment of the first signal feeding line and a second segment of the L-shaped segment being disposed parallel with the second segment of the first signal feeding line. ### Claim 15 (depends on 14) The antenna device of claim 14, wherein the second signal feeding line comprises: a second segment that is disposed orthogonal with a third segment of the second signal feeding line; and a first segment of the second signal feeding line branches off of the second segment, the first segment of the second signal feeding line comprises an L-shaped segment, a first segment of the L-shaped segment being disposed parallel with the third segment of the second signal feeding line and a second segment of the L-shaped segment being disposed parallel with the second segment of the second signal feeding line. ### Claim 16 (depends on 15) The antenna device of claim 15, wherein each of the two first grounding lines comprises: a first segment that runs from an end adjacent the circuit board towards an opposing side surface of the first insulating layer; a second segment that is connected with the first segment that runs orthogonal from the first segment; a third segment that is connected with the second segment that runs generally parallel with the first segment; and an L-shaped segment that is connected with the first segment, the L-shaped segment having a first portion that runs parallel with the second segment and a second portion that runs parallel with the third segment. ### Claim 17 (depends on 16) The antenna device of claim 16, wherein the L-shaped segment of each of the two first grounding lines comprises a width that is less than a width of each of the first, second and third segments of each of the two first grounding lines. ### Claim 18 (depends on 17) The antenna device of claim 17, wherein each of the two second grounding lines comprises: a first segment that runs from an end adjacent the circuit board towards an opposing side surface of the second insulating layer; a second segment that is connected with the first segment that runs orthogonal from the first segment; a third segment that is connected with the second segment that runs generally parallel with the first segment; and an L-shaped segment that is connected with the first segment, the L-shaped segment having a first portion that runs parallel with the second segment and a second portion that runs parallel with the third segment. ### Claim 19 (depends on 18) The antenna device of claim 18, wherein the L-shaped segment of each of the two second grounding lines comprises a width that is less than a width of each of the first, second and third segments of each of the two second grounding lines. ### Claim 20 (depends on 19) The antenna device of claim 19, wherein the second insulating layer comprises a slot that is symmetrical about the second axis of the second insulating layer, the first insulating layer being disposed within the slot of the second insulating layer.