Entries |
Document | Title | Date |
20080210492 | Communicating to Elevator Passengers Re Car Movement to Pit or Overhead - One of a plurality of cars ( | 09-04-2008 |
20080236956 | Method of Allocating a User to an Elevator Car - A method for allocation of a user to a elevator installation, which is provided with a plurality of elevator cars and with a destination call control unit, wherein the user lodges a destination call at the destination control unit using a communications unit. The destination call control unit determines a group of elevator cars for serving the destination call and makes the group known to the user by the communications unit. The user selects an elevator car from the group by the communications unit. In addition, information for guiding the user to the selected elevator car is communicated to the user by the communications unit. | 10-02-2008 |
20080264731 | Wireless, Self-Contained Elevator Call Request Entry System - A wireless, portable call request entry kiosk ( | 10-30-2008 |
20080289910 | Call Related Elevator Car Identification - Destination calls entered by means of buttons ( | 11-27-2008 |
20080289911 | Elevator Group Supervisory Control System - An elevator group control system includes a reference route generating portion, which for each elevator, generates a reference route which the elevator should follow with respect to the time axis and position axis; and an assignment portion which selects an elevator for assignment to a generated hall call so as to make the actual trajectory of each elevator closer to its reference route. Reference routes which guide the cage's trajectory into temporally equal interval condition are generated, and car assignment is executed to allow the cages to settle in temporally equal interval condition over a long period of time. | 11-27-2008 |
20090120726 | Elevator Dispatcher - An elevator system ( | 05-14-2009 |
20090133967 | Method and Apparatus to Reduce Waiting Times for Destination Based Dispatching Systems - Described is a method for assigning hall calls comprising the steps of receiving a hall call signal, receiving information regarding an elevator system, assigning a destination to the hall call signal, and calculating a call cost value for each elevator car using a handing capacity coefficient. The controller designates the elevator with the lowest call cost value to respond to a call signal. The handling capacity coefficient is a value that reflects the current traffic conditions of an elevator system. | 05-28-2009 |
20090133968 | Saturation Control for Destination Dispatch Systems - One version of this disclosure includes a system for assigning an elevator car to respond to a call signal wherein a controller is responsible for determining which elevator car will respond to a call signal. This version includes the controller receiving a hall call signal, receiving information regarding the elevator system, determining whether the call assignment can be made in view of a first rule associated with a banned call assignment, and eliminating the rule against banned call assignments when necessary to avoid saturation of the elevator system. | 05-28-2009 |
20090283368 | Elevator Group Supervisory Control System - An elevator group control system includes a reference route generating portion, which for each elevator, generates a reference route which the elevator should follow with respect to the time axis and position axis; and an assignment portion which selects an elevator for assignment to a generated hall call so as to make the actual trajectory of each elevator closer to its reference route. Reference routes which guide the cage's trajectory into temporally equal interval condition are generated, and car assignment is executed to allow the cages to settle in temporally equal interval condition over a long period of time. | 11-19-2009 |
20090301820 | Communication of Elevator Reassignment Information In a Group Elevator System - Elevator reassignment information is communicated to passengers in a group elevator system ( | 12-10-2009 |
20100025163 | ELEVATOR SYSTEM - In an elevator system, a group supervisory control apparatus selects a car responding to a destination call registration performed on a landing destination operating panel. A limit value of the number of destination call registrations for stop floors existing in the same direction from the same stop floor is set in the group supervisory control apparatus in a manner corresponding to the stop floor. The group supervisory control apparatus counts the number of destination call registrations for the stop floors existing in the same direction from the same stop floor in response to the destination call registration performed on the landing destination operating panel, and limits the number of destination call registrations to be allocated to the single car according to a limit value corresponding to the stop floor. | 02-04-2010 |
20100219024 | Landing display device for elevator - An elevator hall display device. A destination floor registration device includes destination buttons and assigned car display panels. An elevator group supervisory controller includes a hall destination call registration section that registers a hall destination call corresponding to an operation of a destination button, an assigned car decision section that decides an assigned car to respond to the hall destination call, an assigned car display mode controller that sets a display mode of the assigned car, and an assigned car display that makes the assigned car displayed on an assigned car display panel in the set display mode. The assigned car display mode controller sets the assigned car display to a first display mode until a predetermined time elapses from start of display of the assigned car on the assigned car display panel, and sets the display of the assigned car to a second display mode after the predetermined time elapses. | 09-02-2010 |
20100243380 | MULTIFUNCTION CALL BUTTONS FOR AN ELEVATOR SYSTEM - The object of the present invention is to provide a method and elevator system ( | 09-30-2010 |
20110031070 | LIFT INSTALLATION, METHOD OF OPERATING SUCH A LIFT INSTALLATION AND METHOD OF RETROFITTING AN EXISTING LIFT INSTALLATION TO FORM SUCH A LIFT INSTALLATION - A method of controlling a lift installation with at least one lift car, at least one lift control and at least one mobile apparatus, and a control system for a controlling a lift installation. A reporting device near the lift installation receives at least one activation signal from a transmitting/receiving device of a mobile apparatus. The reporting device activates in response to the received activation signal. At least one network address of a recognition device of a lift control of the lift installation is transmitted from the activated reporting device to the transmitting/receiving device of the mobile apparatus. | 02-10-2011 |
20110061977 | ELEVATOR SYSTEM AND GROUP MANAGEMENT CONTROL DEVICE - In an elevator system | 03-17-2011 |
20110120811 | ELEVATOR SYSTEM AND METHOD OF CONTROLLING AN ELEVATOR GROUP - An elevator system and a method are provided for controlling an elevator group. The elevator system includes an elevator group, which includes at least two elevator cars, which elevator cars are fitted to be moved in the elevator hoistway according to the calls allocated by the control of the elevator group. The elevator system includes a power supply arrangement, for adjusting the power needed to move the elevator cars. An energy storage is connected to the power supply arrangement. The energy storage is fitted in the first operating situation to yield energy for use in moving the elevator car, and in the second operating situation to receive energy released by movement of the elevator car. The elevator system includes a determination of the charging status of the energy storage, and the control of the elevator group is fitted to determine the change in energy that would be caused by the movement according to an allocated call of the elevator cars belonging to the elevator group. The control of the elevator group is fitted to allocate a call by favoring in the allocation an elevator car, the determined change in energy caused by the movement of which best meets the allocation criterion. | 05-26-2011 |
20110132699 | ELEVATOR SYSTEM - Provided is an elevator system which can perform an optimum assignment suited to the operation condition of elevators and can appropriately notify a user of accurate information. For this purpose, there are provided a call registration device which registers a destination call before boarding and a notification device which provides elevator information. Normally, immediately after registration of a destination call, the notification device provides information on an assigned car. On the other hand, when a prescribed assignment review condition is met, immediately after registration of a destination call, the notification device provides information to the effect that the registration has been accepted, thereafter the assignment of the elevator is reviewed, and the notification device provides information on an assigned car when the elevator responds to the destination call. | 06-09-2011 |
20110147134 | METHOD OF HANDLING PASSENGER REQUESTS DURING ELEVATOR MODERNIZATION - An exemplary elevator system includes a first controller configured to recognize a hall call signal that indicates a passenger's desire to board an elevator car at a particular landing. The first controller is associated with at least one elevator car for assigning a hall call request to that elevator car. A second controller is configured to recognize a destination request that indicates a passenger's desire to be carried to a particular level. The destination request originates outside of an elevator car. The second controller is associated with at least one elevator car for assigning a destination request to that elevator car. The second controller is configured to determine whether a selected condition will be satisfied if a received destination request is serviced by an elevator car associated with the second controller. The second controller handles the received destination request in that manner if the condition will be satisfied. A cross dispatcher is configured to communicate with the second controller and to handle the destination request. If the condition will not be satisfied, the cross dispatcher provides an indication of a hall call signal corresponding to the received destination request to the first controller. | 06-23-2011 |
20110155514 | ELEVATOR GROUP MANAGEMNT SYSTEM - An elevator group management system capable of appropriately performing car assignment processing without leaving any one behind and enabling a passenger to recognize a car to board without fail. A fellow passenger group assignment section assigns fellow passenger groups to respective passengers based on the contents of hall call registration for each floor received from a hall operation panel, and causes the hall operation panel that has sent the hall call registration to display names of the assigned fellow passenger. A fellow passenger group car assignment section executes, on the fellow passenger groups assigned by the fellow passenger group assignment section, car assignment processing of assigning any of a plurality of cars as an assigned car and, in a case of determining the assigned car, provides car control sections with a passenger guide command containing at least combination information on this assigned car that has been determined and the fellow passenger group. | 06-30-2011 |
20110155515 | ELEVATOR GROUP MANAGEMENT SYSTEM - An elevator group management system improving operational efficiency in consideration of a situation change that has occurred after a destination floor registration in a hall. An assigned car review mechanism executes assigned car review processing in units of review registration information sets each including at least one piece of provisionally assigned car registration information managed by a registered destination floor hall call management section during a review period. After ending the assigned car review processing, the assigned car review mechanism modifies the contents of the provisionally assigned car registration information in the registered destination floor hall call management section based on the contents of the review registration information set after modification. That is, the assigned car review mechanism newly registers the provisionally assigned car registration information after review and erases the provisionally assigned car registration information before review at the same time. | 06-30-2011 |
20110174580 | ELEVATOR SYSTEM - An elevator system is obtained which is capable of assigning a suitable car by taking into consideration a change of a maximum speed or an acceleration according to the result of prediction of a change of a car load or a moving distance with respect to a hall call. In the elevator system having a group management control device ( | 07-21-2011 |
20110198160 | ELEVATOR GROUP MANAGEMENT SYSTEM - A car-based running power computing mechanism computes running power values of each car in both cases including cases before and after a newly generated hall call is assigned. A car-based regenerative power computing mechanism computes regenerative power values of each car in the both cases. A car-based future running power computing mechanism computes future running power values of each car in the both cases. A car-based future regenerative power computing mechanism computes future regenerative power values of each car in the both cases. A car-based assigned total evaluation index computing mechanism obtains an in-travel power consumption value and an in-future-travel power consumption value based on the running power values, regenerative power values, future running power values, future regenerative power values and the like, to thereby compute assigned total evaluation indices of each car in the both cases. An assigned car deciding mechanism decides an assigned car based on the assigned total evaluation indices. | 08-18-2011 |
20110272220 | ELEVATOR CONTROL OF AN ELEVATOR INSTALLATION - An elevator control of an elevator installation having at least two elevator cars movable independently of one another in a common elevator includes a control device for maintaining a defined minimum distance between two successive ones of the elevator cars and a defined maximum distance between two successive ones of the elevator cars. | 11-10-2011 |
20110278101 | ELEVATOR SYSTEM - In an elevator system in which a plurality of elevators are operated based on a destination floor registered from a destination floor registration device in an elevator hall, the optimal operation of elevator can be realized, and a user boarding the elevator car from the hall can surely confirm his/her registered destination floor. For this purpose, a destination floor indication device is installed in the elevator car, and the destination floor of the car is indicated on the destination floor indication device. Also, when a user boards the car from a hall, only the destination floor registered from that hall is indicated on the destination floor indication device. | 11-17-2011 |
20110284329 | ELEVATOR GROUP CONTROL METHOD AND DEVICE THEREOF - Provided are a group control method and a group control device capable of efficiently controlling the operation of elevators in diversified traffic situations and under a variety of specification conditions required for a group management system. A plurality of elevators are placed in service for a plurality of floors, an evaluation index for a newly made hall call is calculated, and the best suited car is selected and assigned to the hall call based on the evaluation index in the group control method of elevators. A waiting time expectation value of all passengers on all floors for each direction, either that have already occurred or that are expected to occur within a predetermined time period, is taken as the evaluation index, the waiting time expectation value being the expectation value for the sum or the average of waiting time. | 11-24-2011 |
20120000733 | ELEVATOR SYSTEM CONTROL - An elevator system having a double or multiple elevator cabins per elevator shaft can be controlled using a method, wherein at least one destination call is entered or at least one identification code is received on at least one call entry floor, said destination call or identification code designating an arrival floor; wherein at least one trip by at least one elevator cabin of the double or multiple elevator cabin from a departure floor to an arrival floor is determined for the destination call or identification code; wherein before determining a trip, it is determined whether at least one situation-specific parameter is fulfilled; and if said situation-specific parameter is fulfilled, at least one situation-compatible call assignment is determined for a trip having a floor difference of zero between the call entry floor and the departure floor or having a floor difference of zero between the destination floor and the arrival floor. | 01-05-2012 |
20120012427 | ELEVATOR CONTROL OF AN ELEVATOR INSTALLATION - An elevator control of an elevator installation with at least two elevator cars that move independently of one another in a common elevator shaft has a control device for fixing a first common direction of travel of the at least two elevator cars and for reversing this first direction of travel on the basis of at least one internal destination floor selection and/or an external conveying request and/or a destination call only when all of the internal destination floor selections and/or all of the external conveying requests and/or all of the destination calls in the first direction of travel have been processed. | 01-19-2012 |
20120037461 | USER SELECTION OF AN ELEVATOR - A method, an elevator system control unit, computer-readable media and an elevator installation for allocation of a user to the elevator installation, which is provided with a plurality of elevator cars and with a destination call control unit, wherein the user lodges a destination call at the destination control unit using a communications unit. The destination call control unit determines a group of elevator cars for serving the destination call and makes the group known to the user by the communications unit. The user selects an elevator car from the group by the communications unit. In addition, information for guiding the user to the selected elevator car is communicated to the user by the communications unit. | 02-16-2012 |
20120055742 | ELEVATOR GROUP CONTROL APPARATUS - According to one embodiment, an elevator group control apparatus performs group control of operations of cars. The apparatus includes a power consumption calculation unit that calculates power consumption when each of the cars is run according to the operation curve on the basis of object data stored in the object data storage unit and an operation curve created by the operation curve creation unit, a distributed waiting controller that sets a car in a waiting state among the cars as a distributed waiting target car and outputs a distributed waiting instruction to move the target car to a distributed waiting floor, and a distribution instruction controller that obtains, from the power consumption calculation unit, power consumption when the distributed waiting target car is moved to the distributed waiting floor and, on the basis of the power consumption, permits or inhibits a distributed waiting instruction output from the distributed waiting controller. | 03-08-2012 |
20120125719 | SYSTEM FOR CONTROLLING ELEVATORS IN AN ELEVATOR SYSTEM - System for controlling the elevators in an elevator system, which elevator system comprises a number of elevators ( | 05-24-2012 |
20120152661 | DOUBLE-DECK ELEVATOR GROUP CONTROLLER - A double-deck elevator group controller including a hall-installed car call registration device, cars of the first operation mode which are in charge of operation between even-numbered floors or between odd-numbered floors and cars of the second operation mode which serve all of the floors at which the cars can stop, are set, and in consideration of both combinations of boarding and alighting floors of registered from-hall car calls and an increment of the number of stops, the from-hall car calls are divided for assignment to the cars of the first operation mode and the cars of the second operation, whereby it is possible to meet from-hall car calls having arbitrary floors as the boarding and alighting floors and it is possible to improve the operation efficiency. | 06-21-2012 |
20120175195 | ELEVATOR GROUP CONTROL SYSTEM - In a group control system which temporarily assigns a destination call registered from a hall destination call registration device to the car of each elevator and computes a plurality of prescribed kinds of evaluation values for each elevator, as one of the plurality of evaluation values, the priority is calculated whose value is determined according to ease with which the passenger who has registered a destination call from the hall destination call registration device moves in a hall and ease with which a passenger who later registers a destination call from the hall destination call registration device moves in the hall. Thereby, the degree of congestion in a hall is appropriately controlled also in consideration of the movement of the passengers in the hall. | 07-12-2012 |
20120255812 | METHOD AND ARRANGEMENT FOR MODERNIZING AN ELEVATOR GROUP - The object of the invention is a method and an arrangement for modernizing an elevator group, in which method the elevators of the elevator group are modernized in turn such that both modernized elevators and unmodernized elevators can be simultaneously in use in the elevator group, of which elevators the modernized elevators are each provided with individualized identification marks while the old unmodernized elevators in use in the elevator group are each provided with a similar identification mark to each other. | 10-11-2012 |
20120255813 | GROUP ELEVATOR SCHEDULING WITH ADVANCE TRAFFIC INFORMATION - A near-optimal scheduling method for a group of elevators uses advance traffic information. More particularly, advance traffic information is used to define a snapshot problem ( | 10-11-2012 |
20120267201 | Method for Scheduling Cars in Elevator Systems to Minimizes Round-Trip Times - A set of cars in an elevator system are scheduled by assigning passengers to the cars such that a current schedule for each car does not exceed a predetermined maximum number of stops per round trip, and the car is filled as near as possible to a maximum capacity at a predetermined bottleneck. | 10-25-2012 |
20120305341 | ELEVATOR SYSTEM - Disclosed is a solution for controlling an elevator system, which elevator system includes at least one elevator, call-giving appliances in the elevator lobbies, and also a device for detecting in the desired identification area contact patterns directed onto the floor surface of at least one elevator lobby. A user to be connected to a call given from the elevator lobby is classified on the basis of the contact pattern produced by the user, the type data of the call is connected to the call on the basis of the classification, and the call with its type data is transmitted to the control system of the elevator system for controlling the elevators. | 12-06-2012 |
20120318617 | ELEVATOR SYSTEM - The present invention discloses a solution for adapting the control functions in elevator systems, wherein portable call terminals are used for the giving of calls. When the call terminals have been disposed in the desired locations in the building, the values of the control parameters that are dependent on the location of the call terminals and are used in the control of the elevator system are set. | 12-20-2012 |
20130001021 | ELEVATOR DISPATCH CONTROL TO AVOID PASSENGER CONFUSION - An exemplary method of controlling an elevator system includes determining a source floor of a new call from a passenger desiring elevator service. A direction of travel from the source floor for the new call is also determined. A path of a considered elevator car is simulated as if the new call were assigned to the considered elevator car by determining at least one of (i) a relationship between a position of the considered elevator car and the source floor or (ii) a relationship between a direction of movement of the considered elevator car and the direction of travel. The new call is assigned to one of a plurality of elevator cars if the assigning will satisfy each of (i) the one of the elevator cars will not move in a direction opposite the direction of travel during a time between the passenger boarding the one of the elevator cars and arriving at a destination of the passenger and (ii) the one of the elevator cars will not move in a direction opposite a travel direction of any currently assigned passenger during a time between the currently assigned passenger boarding the one of the elevator cars and arriving at a destination of the currently assigned passenger. | 01-03-2013 |
20130056312 | ENERGY SETTINGS FOR TRANSPORTATION SYSTEMS - Energy efficiency settings for an elevator installation can be determined based on, for example, a start floor for a trip, a destination floor for a trip, user identity information and/or a condition associated with one or more users. In at least some cases, portions of a building (e.g., one or more floors) are associated with one or more energy settings. In further cases, an occupant of a building is associated with one or more elevator energy settings. Some embodiments can be used with an escalator installation. | 03-07-2013 |
20130153339 | ELEVATOR SYSTEM - The present invention discloses a method and a system for allocating elevators on the basis of advance calls. According to the invention an advance call is registered, address data is connected to the advance call, an elevator is allocated when the activation condition of the advance call is fulfilled, and information about the allocation of the elevator is sent to the passenger by sending a notification to the address indicated by the address data. | 06-20-2013 |
20130228399 | GROUP MANAGEMENT CONTROL DEVICE FOR ELEVATOR - Provided is a group management control device for elevator in which the occurrence of useless waiting time and lateness for boarding is reduced even when there is a difference in the distance from a hall call registration device to each car. For this purpose, the group management control device for elevator which manages a plurality of elevators as a bank includes a hall call registration device, a walking time prediction section which predicts the walking time of a user on the basis of the distance from the hall call registration device to each of the elevators, and a hall call assignment section which decides an elevator to be assigned to a hall call on the basis of an evaluation value calculated by using the predicted walking time. The plurality of elevators which are managed as a bank are divided into a plurality of groups according to the distance from the hall call registration device. The walking time prediction section predicts the walking time for each group by using the same value preset as the distance for the elevators belonging to the same group. | 09-05-2013 |
20130264150 | ELEVATOR GROUP CONTROL SYSTEM - There is provided an elevator group control system, in which even after an assigned car has been determined, the assigned car can be changed as necessary, and therefore comfortable service can be offered to a user. This group control system includes a call registration device by the use of which a user registers a hall destination call before getting into a car, a car position detection part for detecting the car position of each elevator, and a call registration storage part for storing, for each elevator, a hall destination call having been registered. When a hall destination call having the same contents as those of an already registered hall destination call stored in the call registration storage part is registered newly from the call registration device, if a non-assigned car has already arrived at the floor on which the call registration device is installed, the newly registered hall destination call is assigned to the non-assigned car. | 10-10-2013 |
20140124302 | Elevator System - The present invention discloses a solution for allocating hall calls in an elevator system, which comprises call input devices for registering hall calls at the floors, a group control system responsive to said hall calls, and a number of elevators controlled by elevator-specific elevator controllers on the basis of commands issued by the group control system. A number of route alternatives are generated on the basis of the calls active, and allocation calculation is decentralized by calculating elevator-specific cost terms associated with the route alternatives in the elevator controllers. The cost terms are returned to the group control system, which allocates the hall calls to the elevators according to the route alternative giving the lowest allocation cost. | 05-08-2014 |
20140131142 | METHOD, CALL-GIVING DEVICE, ELEVATOR SYSTEM AND COMPUTER PROGRAM PRODUCT - A method for giving a destination call to the control system of an elevator system is provided, in which method one or more predetermined departure floor-destination floor pairs are presented on the touch-sensitive display of a destination call-giving device having a touch-sensitive display, in which each pair identifies for the user one predetermined departure floor and one predetermined destination floor, and the departure floor-destination floor pair selected by the user is determined on the basis of a touch detected with the touch-sensitive display, and a destination call signal is sent to the control system of the elevator system, which signal identifies the departure floor and the destination floor of the departure floor-destination floor pair selected by the user. A call-giving device, an elevator system and a computer program product are provided to implement the aforementioned method. | 05-15-2014 |
20140216858 | ELEVATOR GROUP CONTROL SYSTEM - An elevator group control system, which can perform an appropriate operation so that a user can shorten the time spent until the user arrives at a destination floor in a double-deck elevator performing a double operation in at least one running direction, including a hall operating panel by use of which a user inputs a destination floor in a prescribed hall of an elevator. In a case an operation-prohibited floor of a car stopping at the hall is inputted as a destination floor from the hall operating panel, a group control device registers, as a service floor of the car, a floor preceding or beyond the destination floor inputted from the hall operating panel. | 08-07-2014 |
20140284145 | ELEVATOR SYSTEM WITH MULTIPLE CARS - Elevator system passengers are transported in one or more of a plurality of elevator cars. The elevator cars can require different amounts of energy to operate. Passenger trips can be allocated to one car or another car based on the expected energy consumption for the trips in one or the other car. | 09-25-2014 |
20140291077 | ELEVATOR GROUP-CONTROL DEVICE - In an elevator system in which a plurality of cars are operated in a coupled or independent manner in a single hoistway, an elevator group-control device includes a front-car car-call detection unit detecting a car call of a front car with respect to its traveling direction out of the plurality of cars or for detecting a floor and a car that are assigned a destination floor of a registered destination floor call; and a rear-car assignment-candidate exclusion unit excluding, from assignment candidate cars, a rear car in the same hoistway as the front car assigned the car call when a landing call for the same direction as the traveling direction is registered at a floor registered by the car call detected by the front-car car-call detection unit. | 10-02-2014 |
20150314983 | ELEVATOR SYSTEM - Method and system for generating automatic destination calls for an elevator system, in which system is a revolving door. A passenger approaching the revolving door or in a door sector of the revolving door is identified, a destination call to the home floor of the passenger is generated and the elevator serving the passenger is announced with the information means that are in connection with the revolving door. | 11-05-2015 |
20160016755 | ELEVATOR GROUP CONTROL WITH DESTINATION CONTROL SYSTEM - The invention refers to a group control of an elevator group comprising several elevators, which group control comprises a destination control system with at least one destination call panel for issuing a first destination call by inputting a first destination floor whereupon the destination control system allocates said first destination call to a first elevator of said elevator group. The destination call panel has a link actuator, which, upon activation, initiates the destination control system to receive at least a second destination call with a second destination floor and/or departure floor, which second destination call is also allocated to said first elevator by the destination control system. By this measure passengers with different departure and/or destination floors can travel with the same elevator. | 01-21-2016 |
20160130113 | ELEVATOR SYSTEM - An elevator system of this disclosure includes: a personal information terminal, which is carried by an elevator user and includes a display unit configured to represent a plurality of available services and a selecting unit by which it is possible to select a service by the display unit; and an elevator control device, which assigns a car of an elevator group according to call registration information from the personal information terminal and transmits information on the assigned car to the personal information terminal, wherein in a case where assigned car is changed due to the situation of the elevator group, the elevator control device changes the assigned car of the elevator group and displays a reassigned car for the user on the display unit of the personal information terminal. | 05-12-2016 |