# US 2021/0243519 A1 · Electronic device including acoustic waveguide > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0243519 A1 - Document ID: US20210243519A1 - Status: Published application - Kind: A1 - Application number: 17/166,054 - Filed: 2021-02-03 - Published: 2021-08-05 - Earliest claimed: 2020-02-03 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Kiwon KIM; Choonghyo PARK; Incheol BAEK; Jihoon SONG; Seongkwan YANG; Sungsoo JUN; Byounghee LEE; Joonrae CHO; Hochul HWANG - Web page: https://patentgrep.com/patent/US20210243519A1 ## CPC - H04R 1/2857: {for loudspeaker transducers} - H04M 1/035: {Improving the acoustic characteristics by means of constructional features of the housing, e.g. ribs, walls, resonating chambers or cavities} - H04R 1/345: {for loudspeakers} - H04M 1/026: {Details of the structure or mounting of specific components} - H04M 1/0264: {for a camera module assembly} - H04M 2250/12: including a sensor for measuring a physical value, e.g. temperature or motion - H04R 2499/11: Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's - H04R: LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS (producing sounds with frequency not determined by supply frequency G10K) - H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08) ## Abstract An electronic device is disclosed, including a housing including a first surface, a second surface facing away from the first surface, and a side surface structure at least partially surrounding a space formed between the first surface and the second surface, an acoustic hole formed in the housing and configured to emit a sound in a direction the first surface faces, a speaker disposed in the housing, and a first acoustic waveguide and a second acoustic waveguide together providing an acoustic path between the speaker and the acoustic hole, wherein the second acoustic waveguide is different from the first acoustic waveguide. ## Claims ### Claim 1 An electronic device, comprising: a housing including a first surface, a second surface facing away from the first surface, and a side surface structure at least partially surrounding a space formed between the first surface and the second surface; an acoustic hole formed in the housing and configured to emit a sound in a direction the first surface faces; a speaker disposed in the housing; and a first acoustic waveguide and a second acoustic waveguide together providing an acoustic path between the speaker and the acoustic hole, wherein the second acoustic waveguide is different from the first acoustic waveguide. ### Claim 2 (depends on 1) The electronic device of claim 1, further comprising: a display disposed between the first surface and the second surface; and a supporting member disposed between the display and the second surface, wherein the first acoustic waveguide and the second acoustic waveguide are at least partially disposed between the display and the supporting member. ### Claim 3 (depends on 2) The electronic device of claim 2, further comprising an adhesive member attaching the display to the supporting member, wherein the adhesive member surrounds at least a portion of the first acoustic waveguide and the second acoustic waveguide. ### Claim 4 (depends on 2) The electronic device of claim 2, wherein the supporting member includes a recessed portion formed in a surface facing the first surface, and wherein the recessed portion surrounds at least a portion of the first acoustic waveguide and the second acoustic waveguide. ### Claim 5 (depends on 2) The electronic device of claim 2, further comprising an electronic component disposed in the housing, wherein the electronic component is configured to receive or detect information on an external environment of the electronic device through at least a portion of an area between the first acoustic waveguide and the second acoustic waveguide. ### Claim 6 (depends on 5) The electronic device of claim 5, wherein a portion of the first acoustic waveguide or a portion of the second acoustic waveguide is disposed between the display and the electronic component. ### Claim 7 (depends on 5) The electronic device of claim 5, further comprising a notch area formed inside an active area of the display, or an optical hole at least partially surrounded by the active area of the display, wherein the electronic component is disposed to align with the notch area or the optical hole. ### Claim 8 (depends on 5) The electronic device of claim 5, wherein the electronic component includes at least one of a camera, an infrared projector, a proximity sensor, an illuminance sensor, an iris sensor, a gesture sensor, an infrared sensor, a temperature sensor, a humidity sensor, and an atmospheric pressure sensor. ### Claim 9 (depends on 1) The electronic device of claim 1, wherein the acoustic hole includes a slit extending along a length or a width of the housing. ### Claim 10 (depends on 9) The electronic device of claim 9, wherein the first acoustic waveguide is coupled to a first portion of the slit, and the second acoustic waveguide is coupled to a second portion of the slit, and wherein the first portion and the second portion are positioned symmetrically around a central portion of the slit. ### Claim 11 (depends on 9) The electronic device of claim 9, further comprising an electronic component disposed in the housing, wherein the first acoustic waveguide is coupled to a first portion of the slit, and the second acoustic waveguide is coupled to a second portion of the slit, and wherein the electronic component is configured to receive or detect information on an external environment of the electronic device through an area between the first acoustic waveguide and the second acoustic waveguide. ### Claim 12 (depends on 11) The electronic device of claim 11, wherein a portion of the first acoustic waveguide or a portion of the second acoustic waveguide is disposed between the first surface and the electronic component. ### Claim 13 (depends on 9) The electronic device of claim 9, wherein the side surface structure surrounds at least a portion of the slit. ### Claim 14 (depends on 9) The electronic device of claim 9, further comprising a front plate coupled to the side surface structure forming the first surface, wherein the front plate surrounds at least a portion of the slit. ### Claim 15 (depends on 14) The electronic device of claim 14, wherein the side surface structure surrounds a remaining portion of the slit different from the at least the portion of the slit surrounded by the front plate. ### Claim 16 An electronic device, comprising: a housing including a first surface, a second surface facing away from the first surface, and a side surface structure at least partially surrounding a space formed between the first surface and the second surface; an acoustic hole formed in the housing and configured to emit a sound in a direction the first surface faces; a speaker disposed in the housing; an electronic component disposed between the acoustic hole and the speaker inside the housing; and a first acoustic waveguide and a second acoustic wave guide bypassing the electronic component, the first acoustic waveguide and the second acoustic wave guide providing an acoustic path between the speaker and the acoustic hole, wherein, the second acoustic waveguide is different from the first acoustic waveguide. ### Claim 17 (depends on 16) The electronic device of claim 16, wherein the electronic component is configured to receive or detect information on an external environment of the electronic device through an area between the first acoustic waveguide and the second acoustic waveguide. ### Claim 18 (depends on 16) The electronic device of claim 16, further comprising a notch area formed inside an active area of a display, or an optical hole at least partially surrounded by the active area of the display, wherein the electronic component is aligned to the notch area or the optical hole. ### Claim 19 (depends on 16) The electronic device of claim 16, further comprising: a display disposed between the first surface and the second surface; a supporting member disposed between the display and the second surface; and an adhesive member attaching the display to the supporting member, wherein the adhesive member surrounds at least a portion of the first acoustic waveguide and the second acoustic waveguide, between the display and the supporting member. ### Claim 20 (depends on 16) The electronic device of claim 16, further comprising a mesh member mounted on the acoustic hole and exposed to the first surface.