Display adjusting system and display adjusting method

    公开(公告)号:US10199009B2

    公开(公告)日:2019-02-05

    申请号:US15325128

    申请日:2015-12-24

    Abstract: A display adjusting system and a display adjusting method thereof are provided. These technical solutions relate to the field of display technology, may reduce power consumption of a portable electronic device, and may improve endurance ability of the portable electronic device. The display adjusting system comprises: a distance measuring module configured to measure a viewing distance, the viewing distance being a vertical distance from a viewing point to a display screen; and a resolution adjusting unit connected with the distance measuring module, the resolution adjusting unit being configured to set a matching resolution based on the measured viewing distance and a resolution power of a human's eye under the measured viewing distance and to adjust a resolution of the display screen to the matching resolution. The display adjusting system may be used to adjust a resolution of a display screen.

    Method for updating the position of electronic price tag by graphic code

    公开(公告)号:US10163373B2

    公开(公告)日:2018-12-25

    申请号:US15540574

    申请日:2016-08-02

    Inventor: Jin Bao

    Abstract: A method for updating the position of electronic price tag by graphic code including: step 1, placing a plurality kinds of commodities on a commodity shelf, mounting an electronic price tag screen on the commodity shelf and below the commodities; step 2, displaying at least n position graphic codes with an even interval on the electronic price tag screen; step 3, carrying out a first scan to send the commodity information to a server; step 4, carrying out a second scan to check a position of the commodity; step 5, sending a plurality of size graphic codes with different size information to a position where the position graphic code in step 4 locates; step 6, selecting a size graphic code with a proper size for a third scan by the supermarket tally clerk; step 7, generating a commodity tag by the server.

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