# US 11,306,937 B2 · Temperature detecting device and air conditioner > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,306,937 B2 - Document ID: US11306937B2 - Status: Granted - Kind: B2 - Application number: 16/111,217 - Filed: 2018-08-24 - Published: 2020-02-27 - Granted: 2022-04-19 - Earliest claimed: 2018-08-24 - Assignees: Pixart Imaging Inc. - Applicants: PixArt Imaging Inc. - Inventors: Yi-Hsien Ko - Web page: https://patentgrep.com/patent/US11306937B2 ## CPC - F24F 11/523: for displaying temperature data - F24F 11/72: for controlling the supply of treated air, e.g. its pressure - F24F 11/79: for controlling the direction of the supplied air - F24F 2110/10: Temperature - F24F: AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING (removing dirt or fumes from areas where they are produced B08B15/00; vertical ducts for carrying away waste gases from buildings E04F17/02; tops for chimneys or ventilating shafts, terminals for flues F23L17/02) ## Abstract A temperature detecting device is cooperated with an air conditioner. The temperature detecting device includes a temperature detector and a visual indicator. The temperature detector is utilized to generate a temperature distribution result about a specific area. The visual indicator is electrically connected to the temperature detector and utilized to provide a visual mark indicating position information according to the temperature distribution result. The conditioner includes an air supply module, a wind adjustment module and a detection camera. The wind adjustment module is adapted to adjust wind's direction from the air supply module. The detection camera is electrically connected with the wind adjustment module and adapted to detect the visual mark for controlling the wind adjustment module. ## Claims ### Claim 1 An air conditioning system comprising: an air conditioner comprising a detection camera and a controller electrically connected to the detection camera; a temperature detecting device separate from the air conditioner, comprising: a temperature detector utilized to generate a temperature distribution result of the specific area; and a visual indicator electrically connected to the temperature detector and disposed on an outside surface of the temperature detector and adapted to be directional guidance for providing a plurality of visual marks respectively indicating different position information of at least one heat source and being detected by the detection camera of the air conditioner; wherein the plurality of visual marks comprises directions pointing toward a left side and toward a right side of the temperature detecting device to indicate position relation between the at least one heat source and the air conditioner, and one of the plurality of visual marks is enabled to emit light according to the temperature distribution result; wherein the detection camera is configured to detect the plurality of visual marks on the visual indicator such that the controller controls the air conditioner based upon the detected visual marks. ### Claim 2 (depends on 1) The air conditioning system of claim 1, wherein the position information is variable to further represent a front side and a rear side of the temperature detecting device. ### Claim 3 (depends on 1) The air conditioning system of claim 1, wherein the visual mark is provided according to a pixel block with a highest temperature inside the temperature distribution result, or a pixel block having a greatest heat sum inside the temperature distribution result, or a pixel block having a heat sum greater than a background heat sum of the temperature distribution result, wherein the pixel block is part of the temperature distribution result processed by the temperature detector. ### Claim 4 (depends on 1) The air conditioning system of claim 1, wherein the temperature detecting device further comprises: a processor electrically connected with the temperature detector and the visual indicator, and adapted to analyze the temperature distribution result for generation of the plurality of visual marks. ### Claim 5 (depends on 1) The air conditioning system of claim 1, wherein the visual indicator has a plurality of lighting units, the visual indicator turns on some of the plurality of lighting units to establish the plurality of visual marks in accordance with the temperature distribution result. ### Claim 6 (depends on 1) The air conditioning system of claim 1, wherein the temperature distribution result is a two-dimensional temperature distribution pattern. ### Claim 7 (depends on 4) The air conditioning system of claim 4, wherein the processor analyzes and acquires a feature of the temperature distribution result, and then generates an alarm signal when the feature is greater than a predefined threshold. ### Claim 8 (depends on 7) The air conditioning system of claim 7, wherein the temperature detecting device further comprises: a surveillance camera electrically connected with the processor and utilized to output a surveillance image when the alarm signal is generated. ### Claim 9 (depends on 5) The air conditioning system of claim 5, wherein the plurality of lighting units is respectively displayed by different specific colors. ### Claim 10 (depends on 5) The air conditioning system of claim 5, wherein the plurality of lighting units is respectively actuated by different flickering frequency. ### Claim 11 (depends on 1) The air conditioning system of claim 1, wherein the plurality of visual marks are arrow icons used to indicate the position information. ### Claim 12 (depends on 11) The air conditioning system of claim 11, wherein at least one of a length and a width of the arrow icons is used to indicate a temperature level related to the temperature distribution result. ### Claim 13 (depends on 11) The air conditioning system of claim 11, wherein at least one of a length and a width of the arrow icons is used to indicate a heating period related to the temperature distribution result. ### Claim 14 (depends on 1) The air conditioning system of claim 1, wherein the plurality of visual marks comprises an arrangement of several basic icons, each of the basic icons positioned at a particular position represents a particular orientation of the position information. ### Claim 15 (depends on 14) The air conditioning system of claim 14, wherein at least one of a length and a width of each basic icon represents a temperature level related to the temperature distribution result. ### Claim 16 (depends on 14) The air conditioning system of claim 14, wherein at least one of a length and a width of each basic icon represents a heating period related to the temperature distribution result. ### Claim 17 (depends on 14) The air conditioning system of claim 14, wherein the basic icons are selected from a group consisting of a polygon form, a circular form, a bar form, and combination thereof. ### Claim 18 (depends on 4) The air conditioning system of claim 4, wherein the processor has at least one environmental mode with a background temperature data, and the processor determines whether the temperature distribution result is over a threshold of the background temperature data by comparing the temperature distribution result to the background temperature data. ### Claim 19 (depends on 18) The air conditioning system of claim 18, wherein the background temperature data is correlated with a particular region inside the temperature distribution result. ### Claim 20 (depends on 18) The air conditioning system of claim 18, wherein the background temperature data is adjustable in accordance with a property of the environmental mode.