# US 11,897,726 B2 · Communications system for conveyance system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,897,726 B2 - Document ID: US11897726B2 - Status: Granted - Kind: B2 - Application number: 16/576,140 - Filed: 2019-09-19 - Published: 2021-03-25 - Granted: 2024-02-13 - Earliest claimed: 2019-09-19 - Assignees: Otis Elevator Company - Applicants: Otis Elevator Company - Inventors: Derk Oscar Pahlke - Web page: https://patentgrep.com/patent/US11897726B2 ## CPC - B66B 1/3461: {between the elevator control system and remote or mobile stations} - B66B 1/14: with devices, e.g. push-buttons, for indirect control of movements - B66B 1/3423: {Control system configuration, i.e. lay-out} - B66B 1/468: {Call registering systems} - B66B 1/52: Floor selectors - B66B 2201/4646: using voice recognition - B66B: ELEVATORS; ESCALATORS OR MOVING WALKWAYS ({apparatus for raising or lowering persons on theatrical stages or the like A63J5/12} ; funicular railbound systems with rigid ground-supported tracks and cable traction, e.g. cliff railways, B61B9/00; arrangements of ammunition handlers in vessels B63G3/00; hoists, lifts, or conveyors for loading or unloading in general B65G; braking or detent devices controlling normal movements of winding drums or barrels B66D; ship-lifting devices E02C; garages for many vehicles with mechanical means for lifting vehicles E04H6/12; hoists for feeding ammunition or projectiles to launching apparatus or to loading mechanisms F41A9/00) ## Abstract A conveyance system includes a local gateway configured to communicate with a remote system over a communications network; at least one module in communication with the local gateway; the at least one module including a processor configured to perform local processing of data at the at least one module. ## Claims ### Claim 1 A conveyance system comprising: an elevator car; a local gateway configured to communicate with a remote system over a communications network; at least one module in communication with the local gateway; the at least one module including at least one of: a sensor module mounted to the elevator car, the sensor module including a sensor configured to detect a condition at the elevator car and a processor configured to perform local processing of data from the sensor at the sensor module, the local processing comprising determining car location or determining faults; a car level module mounted to the elevator car, the car level module including a location sensor configured to detect a location of the elevator car relative to a landing and a processor configured to perform local processing of data from the location sensor at the car level module, the local processing comprising computing a distance and direction of car movement needed to level the elevator car with a landing; a light presence module mounted to the elevator car, the light presence module including a light sensor configured to detect a light level in the elevator car and a processor configured to perform local processing of data from the light sensor at the light presence module, the local processing comprising determining if a sensed light level is greater than a threshold; and an operating panel module mounted to the elevator car, the operating panel module including a user interface and a processor configured to perform local processing of data from the user interface at the operating panel module, the local processing comprising processing an input into a format usable by a system controller. ### Claim 2 (depends on 1) The conveyance system of claim 1, wherein the condition detected by the sensor of the sensor module includes at least one of acceleration, air pressure and sound. ### Claim 3 (depends on 1) The conveyance system of claim 1, further comprising: a voice module mounted to the elevator car, the voice module including a microphone and a speaker. ### Claim 4 (depends on 3) The conveyance system of claim 3, wherein the voice module is configured provide at least one of uni-directional and bi-directional voice communication at the elevator car. ### Claim 5 (depends on 1) The conveyance system of claim 1, wherein the user interface is configured to receive a destination floor from a passenger. ### Claim 6 (depends on 1) The conveyance system of claim 1, wherein the user interface includes an audio/video unit. ### Claim 7 (depends on 1) The conveyance system of claim 1, further comprising: a processing module mounted to the elevator car, the processing module including a wireless interface and a wired interface. ### Claim 8 (depends on 7) The conveyance system of claim 7, wherein the wireless interface provides communication between the processing module and a second module of the at least one module. ### Claim 9 (depends on 8) The conveyance system of claim 8, wherein the processing module provides local processing of data received from the second module to generate processed data. ### Claim 10 (depends on 8) The conveyance system of claim 8, wherein the processing module is configured to provide the processed data to the local gateway. ### Claim 11 (depends on 7) The conveyance system of claim 7, wherein the wired interface is configured to communicate over an elevator system bus. ### Claim 12 (depends on 7) The conveyance system of claim 7, wherein the wired interface is configured to provide power to the processing module. ### Claim 13 (depends on 7) The conveyance system of claim 7, wherein the at least one module includes the car level module, the light presence module, the sensor module, and the operating panel module. ### Claim 14 (depends on 1) The conveyance system of claim 1 wherein the at least one module includes a power source. ### Claim 15 (depends on 14) The conveyance system of claim 14 wherein the power sources includes at least one of a battery, a power line, an inductive power receiver, a regenerative power source and an energy harvesting device. ### Claim 16 (depends on 1) The conveyance system of claim 1, wherein the at least one module includes at least two of the car level module, the light presence module, the sensor module, and the operating panel module.