# US 2019/0246185 A1 · Radio-frequency identifier tunable by dielectric inserts > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2019/0246185 A1 - Document ID: US20190246185A1 - Status: Published application - Kind: A1 - Application number: 16/320,322 - Filed: 2017-07-24 - Published: 2019-08-08 - Earliest claimed: 2016-07-25 - Assignees: Vysoke Uceni Technicke V Brne - Applicants: Vysoke Uceni Technicke V Brne - Inventors: Dusan NESPOR; Pavel FIALA - Web page: https://patentgrep.com/patent/US20190246185A1 ## CPC - H04Q 1/138: {using RFID} - G06K 7/10: by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation - G06K 7/10712: {Fixed beam scanning} - G06K 19/0728: {the arrangement being an optical or sound-based communication interface} - H04Q 1/13: {Patch panels for monitoring, interconnecting or testing circuits, e.g. patch bay, patch field or jack field; Patching modules} - H04Q: SELECTING (switches, relays, selectors H01H; wireless communication networks H04W) - G06K: GRAPHICAL DATA READING (image or video recognition or understanding G06V); PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS ## Abstract A radio-frequency identifier tunable by dielectric inserts (3), includes a fixed part (92) and a key (9), the fixed part (92) of includes an indication element (91) and a decoding device (8), which includes an electrical supply unit (84), an evaluation and control unit (83), a decoding device (82) and a control element (81), herein the decoding device (8) is connected to a receiver (7), which includes an antenna (71), an input amplifier (72) and a block (73) of filters and circuits. The decoding device (8) is further connected with a receiver (6), which includes an antenna (61), an output amplifier (63) and a signal generator (62). The key (9) includes at least one carrier (32) connected with at least one insert (3) having at least one additional dielectric block (20) modified on its surface or at least one opening (200) formed inside the insert (3). The dielectric block (20) includes an additional dielectric block (21). ## Claims ### Claim 1 An arrangement of the radio-frequency identifier tunable by dielectric inserts (3), utilizing radio-frequency identification, comprising a fixed part (92) and a key (9), characterized in that the fixed part (92) comprises an indication element (91) and a decoding device (8), which comprises an electrical supply unit (84), an evaluation and control unit (83), a decoding device (82) and a control element (81), wherein the decoding device (8) is connected to a receiver (7), which comprises an antenna (71), an input amplifier (72) and a block (73) of filters and shaping circuits, wherein the decoding device (8) is further connected with a receiver (6), which comprises an antenna (61), an output amplifier (63) and a signal generator (62), wherein the key (9) comprises at least one carrier (32) connected with at least one insert (3). ### Claim 2 (depends on 1) The arrangement of the radio-frequency identifier according to claim 1, characterized in that the key (9) comprises a carrier (32) with an insert (3) adjacent to one of its sides. ### Claim 3 (depends on 1) The arrangement of the radio-frequency identifier according to claim 1, characterized in that the key (9) comprises the carrier (32) provided with the insert (3) from both sides. ### Claim 4 (depends on 1) The arrangement of the radio-frequency identifier according to claim 1, characterized in that the key (9) comprises a set of the carrier (32), which is provided with the inserts (3) from both sides, to which the carrier (32) with the insert (3) on one of its sides is connected. ### Claim 5 (depends on 1) The arrangement of the radio-frequency identifier according to claim 1, characterized in that the key (9) comprises a pair of carriers (9), wherein one of their sides is provided with the inserts (3) facing each other. ### Claim 6 (depends on 1) The arrangement of the radio-frequency identifier according to claim 1 characterized in that the carrier (32) is provided with elementary resonators (11) arranged into a periodic structure (1), wherein the carrier (32) together with the elementary resonators (11) forms a matrix (31). ### Claim 7 (depends on 6) The arrangement of the radio-frequency identifier according to claim 6, characterized in that the elementary resonators (11) are produced as divided square or annular or dipole structures. ### Claim 8 (depends on 1) The arrangement of the radio-frequency identifier according to claim 1, characterized in that the insert (3) is provided with at least one additional dielectric block (20) modified on its surfaces or at least one opening (200) formed inside the insert (3). ### Claim 9 (depends on 8) The arrangement of the radio-frequency identifier according to claim 8, characterized in that the dielectric block (20) comprises an additional dielectric block (21) having a circular shape in its cross-section, or an additional dielectric block (22) having a square shape in its cross-section, or an additional dielectric block (23) having an oval shape in its cross-section, or an additional dielectric block (24) having a rectangular shape in its cross-section, or an additional dielectric block (25) having a shape of polyhedron with n-walls in its cross-section, wherein these variously shaped additional blocks (20) may be mutually combined. ### Claim 10 (depends on 8) The arrangement of the radio-frequency identifier according to claim 8, characterized in that the opening (200) comprises an opening (201) having a circular shape in its cross-section, or an opening (202) having a square shape in its cross-section, or an opening (203) having an oval shape in its cross-section, or an opening (204) having a rectangular shape in its cross section, or an opening (205) having a shape of polyhedron with n-walls in its cross-section, wherein these variously shaped openings (200) may be mutually combined. ### Claim 11 (depends on 9) The arrangement of the radio-frequency identifier according to claim 9, characterized in that the shape of the polyhedron with n-walls has n ranging from 4 to 20. ### Claim 12 (depends on 10) The arrangement of the radio-frequency identifier according to claim 10, characterized in that the shape of the polyhedron with n-walls has n ranging from 4 to 20.