# US 10,120,108 B2 · Panel assembly and electronic device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,120,108 B2 - Document ID: US10120108B2 - Status: Granted - Kind: B2 - Application number: 14/621,408 - Filed: 2015-02-13 - Published: 2016-08-18 - Granted: 2018-11-06 - Earliest claimed: 2015-02-13 - Assignees: HTC Corporation - Applicants: HTC Corporation - Inventors: Po-Chin Huang; Shih-Po Chien; Yu-Jing Liao; I-Cheng Chuang - Web page: https://patentgrep.com/patent/US10120108B2 ## CPC - G02B 3/08: with discontinuous faces, e.g. Fresnel lens {(diffractive Fresnel lenses G02B5/1876)} - G02B 27/027: {comprising magnifying means (G02B27/023, G02B27/025, G02B27/04, G02B27/06 and G02B27/08 take precedence)} - G06F 3/00: Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements - G06F 3/041: Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means - H04M 1/0266: {for a display module assembly} - G06F 2203/04103: Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices - H04M 1/0283: {for providing a decorative aspect, e.g. customization of casings, exchangeable faceplate} - G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08) ## Abstract A panel assembly includes a transparent cover, a display module, a decorative layer, and a Fresnel lens structure. The transparent cover has a lower surface. The display module is disposed under the lower surface. The decorative layer is disposed on the lower surface. The Fresnel lens structure is located above the display module. Besides, an electronic device includes a frame, a housing, and the above panel assembly, and the housing and the panel assembly are installed in the frame. ## Claims ### Claim 1 A panel assembly, comprising: a transparent cover comprising a lower surface; a display module disposed under the lower surface; a decorative layer disposed on the lower surface; and a Fresnel lens structure located above the display module, wherein the Fresnel lens structure is formed of a portion of the transparent cover at the lower surface of the transparent cover, and wherein the lower surface comprises a central region and a peripheral region outside the central region, and the Fresnel lens structure is only disposed corresponding to a junction of the central region and the peripheral region, the central region is rectangular and comprises a pair of long sides and a pair of short sides, the Fresnel lens structure is disposed along the pair of long sides and the pair of short sides, and a curvature of a portion of the Fresnel lens structure disposed on the pair of long sides is larger than a curvature of a portion of the Fresnel lens structure disposed on the pair of short sides. ### Claim 2 (depends on 1) The panel assembly according to claim 1, wherein the decorative layer is disposed on the peripheral region of the lower surface. ### Claim 3 (depends on 1) The panel assembly according to claim 1, further comprising: a touch module disposed between the transparent cover and the display module, wherein the touch module comprises a transparent circuit region and a non-transparent circuit region. ### Claim 4 (depends on 1) The panel assembly according to claim 1, further comprising: a transparent adhesive layer covering the Fresnel lens structure, wherein the decorative layer is disposed on the lower surface. ### Claim 5 (depends on 1) The panel assembly according to claim 1, wherein the Fresnel lens structure is a diverging lens or a converging lens. ### Claim 6 An electronic device, comprising: a frame; a housing installed in the frame; and a panel assembly installed in the frame and comprising: a transparent cover comprising a lower surface; a display module disposed under the lower surface; a decorative layer disposed on the lower surface; and a Fresnel lens structure located above the display module, wherein the Fresnel lens structure is formed of a portion of the transparent cover at the lower surface of the transparent cover, and wherein the lower surface comprises a central region and a peripheral region outside the central region, and the Fresnel lens structure is only disposed corresponding to a junction of the central region and the peripheral region, the central region is rectangular and comprises a pair of long sides and a pair of short sides, the Fresnel lens structure is disposed along the pair of long sides and the pair of short sides, and a curvature of a portion of the Fresnel lens structure disposed on the pair of long sides is larger than a curvature of a portion of the Fresnel lens structure disposed on the pair of short sides. ### Claim 7 (depends on 6) The electronic device according to claim 6, wherein the decorative layer is disposed on the peripheral region of the lower surface. ### Claim 8 (depends on 6) The electronic device according to claim 6, wherein the panel assembly further comprises: a touch module disposed between the transparent cover and the display module, wherein the touch module comprises a transparent circuit region and a non-transparent circuit region. ### Claim 9 (depends on 6) The electronic device according to claim 6, wherein the panel assembly further comprises: a transparent adhesive layer covering the Fresnel lens structure, wherein the decorative layer is disposed on the lower surface. ### Claim 10 (depends on 6) The electronic device according to claim 6, wherein the Fresnel lens structure is a diverging lens or a converging lens.