# US 2010/0164818 A1 · Wireless Function Watch > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2010/0164818 A1 - Document ID: US20100164818A1 - Status: Published application - Kind: A1 - Application number: 12/376,898 - Filed: 2007-08-10 - Published: 2010-07-01 - Earliest claimed: 2006-08-10 - Assignees: Citizen Holdings Co., Ltd. - Inventors: Kouichi Kusunoki; Setsuo Kachi - Web page: https://patentgrep.com/patent/US20100164818A1 ## CPC - G04G 21/04: using radio waves (radio-controlled time-pieces G04R) - G04R 60/12: inside metal cases - G04G: ELECTRONIC TIME-PIECES - G04R: RADIO-CONTROLLED TIME-PIECES ## Abstract A wireless function watch includes an antenna for receiving a radio wave from outside; a housing for accommodating the antenna; a conductive projecting portion projecting in a planar direction from an inner wall of the housing toward the inside of a watch case; and an opening penetrating the conductive projecting portion vertically so as to improve receiving characteristics of the antenna. ## Claims ### Claim 1 A wireless function watch comprising: an antenna for receiving a radio wave from outside; a housing for accommodating the antenna; a conductive projecting portion projecting in a plane direction from an inner wall of the housing toward the inside of a watch case; and an opening penetrating the conductive projecting portion vertically so as to improve receiving characteristics of the antenna. ### Claim 2 (depends on 1) The wireless function watch according to claim 1, wherein the projecting portion is a dial ring receiving portion. ### Claim 3 (depends on 1) The wireless function watch according to claim 1, comprising: the watch case constituting a part of the housing; a conductive dial ring receiving portion projecting in a plane direction from an inner circumferential portion of the watch case toward the inside of the watch case; a dial ring mounted on an upper side of the dial ring receiving portion; and the opening penetrating the conductive dial ring receiving portion in the vertical direction. ### Claim 4 (depends on 1) The wireless function watch according to claim 1, wherein the opening is provided in the vicinity of and above the antenna. ### Claim 5 (depends on 4) The wireless function watch according to claim 4, wherein the opening is provided in the vicinity of and above at least one of open end portions of the antenna and opposed to the at least one open end portion. ### Claim 6 (depends on 4) The wireless function watch according to claim 4, wherein the openings are provided in the vicinity of and above open end portions on both sides of the antenna and opposed to the open end portions. ### Claim 7 (depends on 3) The wireless function watch according to claim 3, wherein: the dial ring is provided with a slit penetrating the dial ring vertically to improve the receiving characteristics of the antenna; and the opening and the slit are arranged at least partially overlapping each other vertically. ### Claim 8 (depends on 7) The wireless function watch according to claim 7, wherein the slit at the dial ring is constituted by fully dividing the dial ring in the circumferential direction. ### Claim 9 (depends on 7) The wireless function watch according to claim 7, wherein the slit in the dial ring is constituted by two holes formed separately from each other by a length corresponding to the distance between both open end portions of the antenna. ### Claim 10 (depends on 7) The wireless function watch according to claim 7, wherein the slit is provided in the vicinity of and above the antenna. ### Claim 11 (depends on 7) The wireless function watch according to claim 7, wherein the slit is provided in the vicinity of and above at least one of open end portions of the antenna and opposed to the at least one open end portion. ### Claim 12 (depends on 7) The wireless function watch according to claim 7, wherein an insulating member presenting a metal appearance is interposed in the slit. ### Claim 13 (depends on 7) The wireless function watch according to claim 7, wherein an insulating member is interposed in the opening. ### Claim 14 (depends on 12) The wireless function watch according to claim 12, wherein the insulating member is made of a non-conductive synthetic resin. ### Claim 15 (depends on 12) The wireless function watch according to claim 12, wherein the color tone of a visible face of the insulating member interposed in the slit is the same as the color tone of an outer face of the dial ring. ### Claim 16 (depends on 12) The wireless function watch according to claim 12, wherein the color tone of a visible face of the insulating member interposed in the slit is different from the color tone of a visible face of the dial ring. ### Claim 17 (depends on 12) The wireless function watch according to claim 12, wherein the insulating member interposed in the slit is provided with an index indicating a watch function display. ### Claim 18 (depends on 3) The wireless function watch according to claim 3, wherein an insulating region is provided between the dial ring in which at least a part thereof is conductive and the watch case in which at least a part thereof is conductive. ### Claim 19 (depends on 18) The wireless function watch according to claim 18, wherein the insulating region is constituted by an insulating member arranged between the dial ring and the watch case. ### Claim 20 (depends on 19) The wireless function watch according to claim 19, wherein the insulating member is affixed to at least either one of boundary faces of the dial ring and the watch case. ### Claim 21 (depends on 18) The wireless function watch according to claim 18, wherein the insulating region is constituted by an insulating coating formed on at least either one of boundary faces of the dial ring and the watch case. ### Claim 22 (depends on 21) The wireless function watch according to claim 21, wherein the insulating coating is formed on an entire face of the dial ring. ### Claim 23 (depends on 3) The wireless function watch according to claim 3, wherein: a bezel is provided in the watch case; and an insulating region is provided between the dial ring in which at least a part thereof is conductive and the bezel in which at least a part thereof is conductive. ### Claim 24 (depends on 23) The wireless function watch according to claim 23, wherein the insulating region is constituted by an insulating member arranged between the dial ring and the bezel. ### Claim 25 (depends on 24) The wireless function watch according to claim 24, wherein the insulating member is affixed to at least either one of boundary faces of the dial ring and the bezel. ### Claim 26 (depends on 23) The wireless function watch according to claim 23, wherein the insulating region is constituted by an insulating coating formed on at least either one of boundary faces of the dial ring and the bezel. ### Claim 27 (depends on 26) The wireless function watch according to claim 26, wherein the insulating coating is formed on an entire face of the bezel. ### Claim 28 (depends on 23) The wireless function watch according to claim 23, wherein an insulating region is provided between the bezel in which at least a part thereof is conductive and the watch case in which at least a part thereof is conductive. ### Claim 29 (depends on 28) The wireless function watch according to claim 28, wherein the insulating region is constituted by an insulating member arranged between the bezel and the watch case. ### Claim 30 (depends on 29) The wireless function watch according to claim 29, wherein the insulating member is affixed to at least either one of boundary faces of the bezel and the watch case. ### Claim 31 (depends on 28) The wireless function watch according to claim 28, wherein the insulating region is constituted by an insulating coating formed on at least either one of boundary faces of the bezel and the watch case. ### Claim 32 (depends on 23) The wireless function watch according to claim 23, wherein the insulating region is arranged in the vicinity of and above the antenna. ### Claim 33 (depends on 32) The wireless function watch according to claim 32, wherein the insulating region is constituted by an insulating region arranged in the vicinity of and above the antenna and opposed to at least one of open end portions of the antenna. ### Claim 34 (depends on 32) The wireless function watch according to claim 32, wherein the insulating region is constituted by two insulating regions arranged in the vicinity of and above the antenna and opposed to open end portions on both sides of the antenna. ### Claim 35 (depends on 1) The wireless function watch according to claim 1, comprising: the watch case constituting a part of a housing; a bezel arranged on an upper face of the watch case; a conductive dial ring receiving portion projecting in a plane direction from the bezel toward the inside of the watch case; a dial ring mounted on the dial ring receiving portion; and the opening penetrating the dial ring receiving portion in a vertical direction. ### Claim 36 (depends on 35) The wireless function watch according to claim 35, wherein the opening is provided in the vicinity of and above the antenna. ### Claim 37 (depends on 36) The wireless function watch according to claim 36, wherein the opening is provided in the vicinity of and above at least one of open end portions of the antenna and opposed to the at least one open end portion. ### Claim 38 (depends on 36) The wireless function watch according to claim 36, wherein the openings are provided in the vicinity of and above open end portions on both sides of the antenna and opposed to the open end portions. ### Claim 39 (depends on 35) The wireless function watch according to claim 35, wherein an insulating region is provided between the dial ring in which at least a part thereof is conductive and the bezel in which at least a part thereof is conductive. ### Claim 40 (depends on 39) The wireless function watch according to claim 39, wherein the insulating region is constituted by an insulating member arranged between the dial ring and the bezel. ### Claim 41 (depends on 40) The wireless function watch according to claim 40, wherein the insulating member is affixed to at least either one of boundary faces of the dial ring and the bezel. ### Claim 42 (depends on 39) The wireless function watch according to claim 39, wherein the insulating region is constituted by an insulating coating formed on at least either one of boundary faces of the dial ring and the bezel. ### Claim 43 (depends on 42) The wireless function watch according to claim 42, wherein the insulating coating is formed on an entire face of the dial ring. ### Claim 44 (depends on 35) The wireless function watch according to claim 35, wherein an insulating region is provided between the bezel in which at least a part thereof is conductive and the watch case in which at least a part thereof is conductive. ### Claim 45 (depends on 44) The wireless function watch according to claim 44, wherein the insulating region is constituted by an insulating member arranged between the bezel and the watch case. ### Claim 46 (depends on 45) The wireless function watch according to claim 45, wherein the insulating member is affixed to at least either one of boundary faces of the bezel and the watch case. ### Claim 47 (depends on 44) The wireless function watch according to claim 44, wherein the insulating region is constituted by an insulating coating formed on at least either one of boundary faces of the bezel and the watch case. ### Claim 48 (depends on 47) The wireless function watch according to claim 47, wherein the insulating coating is formed on an entire face of the bezel. ### Claim 49 (depends on 44) The wireless function watch according to claim 44, wherein the insulating region is arranged in the vicinity of and above the antenna. ### Claim 50 (depends on 49) The wireless function watch according to claim 49, wherein the insulating region is constituted by an insulating region arranged in the vicinity of and above the antenna and opposed to at least one of open end portions of the antenna. ### Claim 51 (depends on 49) The wireless function watch according to claim 49, wherein the insulating region is constituted by two insulating regions arranged in the vicinity of and above the antenna and opposed to open end portions on both sides of the antenna.