# US 12,005,756 B2 · Indicator control system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,005,756 B2 - Document ID: US12005756B2 - Status: Granted - Kind: B2 - Application number: 17/817,105 - Filed: 2022-08-03 - Published: 2023-03-02 - Granted: 2024-06-11 - Earliest claimed: 2021-08-27 - Applicants: Hyundai Transys Inc. - Inventors: Sang Kyung Koh - Web page: https://patentgrep.com/patent/US12005756B2 ## CPC - B60H 1/00285: {for vehicle seats} - B60H 1/0065: {Control members, e.g. levers or knobs (B60H1/00985 takes precedence)} - B60H 1/00735: {Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models} - B60H 1/00985: {Control systems or circuits characterised by display or indicating devices, e.g. voice simulators (characterised by the input of sound using a voice synthesizer B60H1/00757; B60H1/00978 takes precedence)} - B60H: ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES ## Abstract An indicator control system includes N switches connected to circuitry configured to control the N switches, N+1 first indicators connected to the N switches to indicate performance intensity of the heater or ventilation, and a switching element connected in series with one of the first indicators and controlled by one of the switches, wherein, when the one of the switches is turned off, the switching element and the one of the first indicator are turned off. ## Claims ### Claim 1 An indicator control system comprising: N switches connected to circuitry configured to control the N switches; N+1 first indicators connected to the N switches to indicate performance intensity of the heating or ventilation; a switching element connected in series with one of the N+1 first indicators and controlled by one of the N switches, wherein, when the one of the N switches is turned off, the switching element and the one of the N+1 first indicators are turned off. ### Claim 2 (depends on 1) The indicator control system of claim 1, wherein the one of the N+1 first indicators is connected to another one of the N switches, and when the switching element is turned on, the one of the N+1 first indicators operates depending on the operation of the another one of the N switches. ### Claim 3 (depends on 1) The indicator control system of claim 1, wherein the N switches include a first switch and a second switch, the N+1 first indicators include a (1-1)-th indicator, a (1-2)-th indicator, and a (1-3)-th indicator, the first switch is connected to the (1-1)-th indicator and the (1-3)-th indicator, the second switch is connected to the switching element, the (1-2)-th indicator, and the (1-3)-th indicator, the one of the N switches is the second switch, and the one of the N+1 first indicators is the (1-1)-th indicator. ### Claim 4 (depends on 3) The indicator control system of claim 3, wherein, when both the first switch and the second switch are turned on, the N+1 first indicators are all turned on. ### Claim 5 (depends on 3) The indicator control system of claim 3, wherein, when one of the first switch and the second switch is turned on, the (1-3)-th indicator is turned on. ### Claim 6 (depends on 3) The indicator control system of claim 3, wherein, when the second switch is turned on and the first switch is turned off, the (1-2)-th indicator and the (1-3)-th indicator are turned on and the (1-1)-th indicator is turned off. ### Claim 7 (depends on 3) The indicator control system of claim 3, wherein the switching element is disposed between the (1-1)-th indicator and ground. ### Claim 8 An indicator control system comprising: N switches connected to circuitry configured to control the N switches; N+1 first indicators connected to the N switches to indicate performance intensity of heating or ventilation; N+1 second indicators connected to the N switches to indicate performance intensity of the heating or ventilation; a mode determination switch connected to the circuitry to control only one of the first indicators and the second indicators to be turned on; a first mode determination switching element for blocking signals applied to the N+1 first indicators based on a first signal applied from the mode determination switch; and a second mode determination switching element for blocking signals applied to the N+1 second indicators based on a second signal applied from the mode determination switch, wherein the first mode determination switching element and the second mode determination switching element operate in opposite manners. ### Claim 9 (depends on 8) The indicator control system of claim 8, wherein all of the N+1 first indicators are turned off when the first mode determination switching element is turned off, and all of the N+1 second indicators are turned off when the second mode determination switching element is turned off. ### Claim 10 (depends on 8) The indicator control system of claim 8, further comprising: a first switching element connected in series with one of the N+1 first indicators and controlled by one of the N switches; and a second switching element connected in series with one of the N+1 second indicators and controlled by the one of the N switches. ### Claim 11 (depends on 10) The indicator control system of claim 10, wherein, when the one of the N switches is turned off, the one of the N+1 first indicators and the one of the N+1 second indicators are turned off. ### Claim 12 (depends on 10) The indicator control system of claim 10, wherein the N switches include a first switch and a second switch, the N+1 first indicators include a (1-1)-th indicator, a (1-2)-th indicator, and a (1-3)-th indicator, the N+1 second indicators include a (2-1)-th indicator, a (2-2)-th indicator, and a (2-3)-th indicator, the first switch is connected to the (1-1)-th indicator, the (2-1)-th indicator, the (1-3)-th indicator, and the (2-3)-th indicator, and the second switch is connected to the first switching element, the second switching element, the (1-2)-th indicator, the (2-2)-th indicator, the (1-3)-th indicator, and the (2-3)-th indicator. ### Claim 13 (depends on 12) The indicator control system of claim 12, wherein the one of the N switches is the second switch, the one of the N+1 first indicators is the (1-1)-th indicator, and the one of the N+1 second indicators is the (2-1)-th indicator. ### Claim 14 (depends on 12) The indicator control system of claim 12, wherein ON/OFF of the (1-1)-th indicator, the (1-2)-th indicator, and the (1-3)-th indicator or the (2-1)-th indicator, the (2-2)-th indicator, and the (2-3)-th indicator is controlled through ON/OFF of the first switch, the second switch, and the mode determination switch. ### Claim 15 (depends on 8) The indicator control system of claim 8, wherein the first mode determination switching element is controlled by the mode determination switch, and the N+1 first indicators are connected to an input terminal of the first mode determination switching element, the input terminal of the first mode determination switching element connected to the N switches, the second mode determination switching element is controlled by the mode determination switch, and the N+1 second indicators are connected to an input terminal of the second mode determination switching element, and the input terminal of the second mode determination switching element is connected to the N switches. ### Claim 16 (depends on 15) The indicator control system of claim 15, wherein the N switches include a first switch and a second switch, the first mode determination switching element includes a (1-1)-th mode determination switching element connected to the second switch and a (1-2)-th mode determination switching element connected to the first switch, and the second mode determination switching element includes a (2-1)-th mode determination switching element connected to the second switch and a (2-2)-th mode determination switching element connected to the first switch. ### Claim 17 (depends on 16) The indicator control system of claim 16, further comprising: a first switching element connected in series with one of the N+1 first indicators and controlled by the second switch; and a second switching element connected in series with one of the N+1 second indicators and controlled by the second switch, wherein an input terminal of the (1-1)-th mode determination switching element is connected to the first switching element, and an input terminal of the (2-1)-th mode determination switching element is connected to the second switching element.