# US 11,113,427 B2 · Method of displaying contents, a first electronic device and a second electronic device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,113,427 B2 - Document ID: US11113427B2 - Status: Granted - Kind: B2 - Application number: 16/231,850 - Filed: 2018-12-24 - Published: 2019-06-27 - Granted: 2021-09-07 - Earliest claimed: 2017-12-22 - Assignees: Lenovo (Beijing) Limited - Applicants: Lenovo (Beijing) Co., Ltd. - Inventors: Xin Jiang; Juan David Hincapie-Ramos - Web page: https://patentgrep.com/patent/US11113427B2 ## CPC - G06F 21/84: output devices, e.g. displays or monitors - G06F 3/012: {Head tracking input arrangements} - G06F 3/013: {Eye tracking input arrangements (G06F3/015 takes precedence)} - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) ## Abstract The present disclosure provides a method for processing display contents, a first electronic device, and a second electronic device thereof. The method of displaying contents includes the steps of: providing a first electronic device configured to display one or more virtual contents to a user, wherein the first electronic device is communicable with and coupled to a second electronic device, which includes a physical display configured to display one or more non-virtual contents; determining the user's line of sight; and prohibiting the physical display of the second electronic device from displaying the one or more non-virtual contents, in response to the user's line of sight not being on the physical display of the second electronic device. ## Claims ### Claim 1 A method of displaying contents, comprising: providing a first electronic device configured to display one or more virtual contents to a user, wherein the first electronic device is communicable with and coupled to a second electronic device, which includes a physical display configured to display one or more non-virtual contents, and the one or more virtual contents is displayed to the user at a space that does not visually overlap with the physical display; determining the user's line of sight; and prohibiting the physical display of the second electronic device from displaying the one or more non-virtual contents, in response to the user's line of sight not being on the physical display of the second electronic device. ### Claim 2 (depends on 1) The method according to claim 1, wherein the prohibiting the physical display of the second electronic device from displaying the one or more non-virtual contents comprises one of the following: instructing the physical display to enter a screen saver mode or a blank screen mode; and instructing the second electronic device to display a blocking image on the physical display. ### Claim 3 (depends on 1) The method according to claim 1, further comprising: acquiring a privacy indication instruction from the second electronic device in response to determining the user's line of sight not being on the physical display of the second electronic device, wherein the privacy indication instruction indicating whether the physical display displays one or more private application interfaces; and prohibiting the physical display of the second electronic device from displaying the one or more non-virtual contents in response to the privacy indication instruction indicating one or more private application interfaces being displayed on the physical display of the second electronic device. ### Claim 4 (depends on 1) The method according to claim 1, further comprising: acquiring one or more position parameters and one or more rotation angles of the optical lens device; transmitting a first instruction to the second electronic device to generate a privacy protection instruction that prohibits the physical display of the second electronic device from displaying one or more application interfaces; and displaying the one or more application interfaces prohibited from being displayed on the physical device of the second electronic device on the one or more virtual displays. ### Claim 5 (depends on 2) The method according to claim 2, further comprising one of the following: instructing the physical display to enter a bright screen mode in response to the user's line of sight being on the physical display of the second electronic device; or, instructing the second electronic device to remove the blocking image displayed on the application interfaces on the physical display in response to the user's line of sight being on the physical display of the second electronic device; or, instructing the second electronic device to remove the blocking image displayed on the private application interfaces with the privacy attributes on the physical display in response to the user's line of sight being on the physical display of the second electronic device; or, instructing the second electronic device to display the blocking image on the private application interfaces with the privacy attributes on the physical display in response to the user's line of sight being on the physical display of the second electronic device. ### Claim 6 A method for processing display contents, comprising: displaying one or more virtual displays using an optical lens device of a first electronic device, the first electronic device being communicable with and coupled to a second electronic device with a physical display, wherein the one or more virtual contents is displayed to the user at a space that does not visually overlap with the physical display; determining that a user's line of sight are on the physical display; and prohibiting the physical display of the second electronic device from displaying one or more application interfaces. ### Claim 7 (depends on 6) The method according to claim 6, further comprising: acquiring the projection direction parameters that indicate the user's line of sight from the first electronic device; and prohibiting the physical display of the second electronic device from displaying the one or more non-virtual contents, in response to the user's line of sight not being on the physical display. ### Claim 8 (depends on 7) The method according to claim 7, further comprising: transmitting a privacy indication instruction to the first electronic device, the privacy indication instruction indicating whether the physical display has one or more private application interfaces; and prohibiting the physical display of the second electronic device from displaying the one or more non-virtual contents, in response to the user's line of sight not being on the physical display and the privacy indication instruction indicating one or more private application interfaces displaying on the physical display; and generating a privacy protection instruction. ### Claim 9 (depends on 8) The method according to claim 8, wherein prohibiting the physical display of the second electronic device from displaying one or more application interfaces further includes one of the following: entering a screen saver mode or a blank screen mode based on the privacy protection instruction; or, displaying a blocking image on the application interfaces displayed on the physical display of the second electronic device based on the privacy protection instruction; or, displaying the blocking image on the private application interfaces displayed on the physical display of the second electronic device based on the privacy protection instruction. ### Claim 10 (depends on 9) The method according to claim 9, wherein displaying the blocking image on the private application interfaces displayed on the physical display of the second electronic based on the privacy protection instruction further includes: identifying one or more applications corresponding to the one or more application interfaces displayed on the physical display of the second electronic device; identifying the private application interfaces with one or more privacy attributes from the one or more application interfaces; and displaying the blocking image on the private application interfaces. ### Claim 11 (depends on 10) The method according to claim 10, further comprising one of the following: instructing the physical display of the second electronic device to enter a bright screen mode in response to the user's line of sight being on the physical display of the second electronic device; or, instructing the second electronic device to remove the blocking image displayed on the application interfaces on the physical display in response to the user's line of sight being on the physical display of the second electronic device; or, instructing the second electronic device to remove the blocking image displayed on the private application interfaces with the privacy attributes on the physical display in response to the user's line of sight being on the physical display of the second electronic device; or, instructing the second electronic device to displaying the blocking image on the private application interfaces with the privacy attributes on the physical display in response to the user's line of sight being on the physical display of the second electronic device. ### Claim 12 (depends on 10) The method according to claim 10, further comprising: receiving a second instruction that includes information on the project direction parameters indicating the user's line of sight being on the physical display of the second electronic device; and displaying one or more application interfaces. ### Claim 13 An electronic device, coupled to and communicable with a second electronic device having a physical display configured to display one or more non-virtual contents, wherein the electronic device comprises: a processor; and an optical lens device coupled to the processor, wherein the optical lens device is configured to display one or more virtual contents to the user at a space that does not visually overlap with the physical display, wherein the optical lens device is configured to determine a user's line of sight; and in response to the user's line of sight not being on the physical display of the second electronic device, the processor is operable to prohibit the physical display of the second electronic device from displaying the one or more non-virtual contents. ### Claim 14 (depends on 13) The electronic device according to claim 13, wherein the processor is further configured to: instruct the second electronic device to enter a screen saver mode or a blank screen mode on the physical display of the second electronic device; or, instruct the second electronic device to display a blocking image on the physical display of the second electronic device; or, instruct the second electronic device to display the blocking image on one or more private application interfaces with one or more privacy attributes displayed on the physical display of the second electronic device. ### Claim 15 (depends on 13) The electronic device according to claim 13, wherein the processor is further configured to: acquire a privacy indication instruction from the second electronic device in response to the user's line of sight not being on the physical display, wherein the privacy indication instruction indicates whether the physical display displays of the second electronic device one or more private application interfaces or not; and prohibit the physical display of the second electronic device from displaying the one or more non-virtual contents, in response to the privacy indication instruction indicating one or more private application interfaces being displayed on the physical display. ### Claim 16 (depends on 13) The electronic device according to claim 13, wherein the processor is further configured to: acquire one or more projection directions and one or more position parameters of the user's eyeballs; transmit the first instruction to the second electronic device to generate a privacy protection instruction that prohibits the physical display of the second electronic device from displaying one or more application interfaces; and display the one or more application interfaces on the one or more virtual displays. ### Claim 17 (depends on 14) The electronic device according to claim 14, wherein the processor is further configured to: instruct the physical display to enter a bright screen mode in response to the user's line of sight being on the physical display; or, instruct the second electronic device to remove the blocking image displayed on the application interfaces on the physical display in response to the user's line of sight being on the physical display; or, instruct the second electronic device to remove the blocking image displayed on the private application interfaces with the privacy attributes on the physical display in response to the user's line of sight being on the physical display; or, instruct the second electronic device to display the blocking image on the private application interfaces with the privacy attributes on the physical display in response to the user's line of sight being on the physical display.