Abstract: A screen sharing system is configured to perform screen sharing between a first information processing apparatus and a second information processing apparatus. The first information processing apparatus is configured to acquire, as screen-sharing information, an image displayed on the first information processing apparatus, and transmit the screen-sharing information to a first server, when a data amount of the screen-sharing information is below a threshold value, and transmit the screen-sharing information to a second server and transmit, to the first server, storage destination information indicating a storage destination of the screen-sharing information, when the data is greater than or equal to the threshold value.

Abstract: An information processing apparatus executes a plurality of programs. The information processing apparatus includes circuitry configured to: control execution of a plurality of update processes of updating the plurality of programs; when an update of a particular program performed by one or more update processes of the plurality of update processes has failed, acquire recovery information for recovering a function of the particular program whose update has failed, and execute a recovery process of recovering the function implemented by the particular program whose update has failed, based on the recovery information.

Abstract: A communication terminal includes an interface and circuitry. The interface communicates with a counterpart communication terminal to share data with the counterpart communication terminal that is input with first image data. The circuitry causes a display to display an image associated with second image data. The second image data is compressed data of the first image data. The circuitry further transmits, to a server, a capture image acquisition request that is a request for a capture image corresponding to the image associated with the second image data and displayed on the display. The server manages shared data to be shared with the counterpart communication terminal. The circuitry further receives, from the server, capture image data of an image associated with the first image data. The capture image data is acquired by the counterpart communication terminal in response to the capture image acquisition request.

Abstract: A communication terminal comprising circuitry to: receive selection of screen data, from among one or more items of screen data, as sharing target data to be shared with other communication terminal, each screen data to be used for generating a display screen and having been generated at the communication terminal; and share the sharing target data with the other communication terminal.

Abstract: A communication management system, a communication system, a communication control method, and a recording medium.

Abstract: A communication terminal includes circuitry to: transmit a participation request for requesting participation in a remote conference being conducted between one or more other communication terminals, to a communication management apparatus that manages data being shared between the other communication terminals; receive screen data of a display screen being currently displayed at the other communication terminals from the communication management apparatus, the screen data of the display screen being one of a plurality of items of screen data generated at at least one of the other communication terminals in the remote conference; and control a display to display the display screen based on the screen data that is received.

Abstract: A platooning system for causing multiple vehicles to travel in a platoon includes: a management device configured to set an order of the vehicles in the platoon; a transmission device mounted on each vehicle and configured to transmit driving information regarding a driving state of the vehicle; a reception device mounted on each vehicle and configured to receive the driving information of at least one of the vehicles; and a control device mounted on each vehicle and configured to control an operation of the vehicle based on the driving information, wherein the management device is configured to arrange the vehicles from a front end to a rear end with respect to a travel direction in an ascending order of driving performances of the vehicles.

Abstract: A vehicle rental system includes: plural vehicles; plural vehicle control units included in the respective vehicles, configured to communicate with each other, and configured to execute travel control of the respective vehicles such that a leading vehicle selected from the vehicles is followed by a following vehicle included in the vehicles; and a management server configured to communicate with the respective vehicle control units. The management server is configured to acquire reservation application information, which includes at least a use start place and a use start time of a vehicle to be rented, from a user terminal, create a vehicle dispatch plan including a platoon travel group including one of the vehicles to be moved to the use start place by the use start time and another of the vehicles and a travel plan for the platoon travel group, and transmit the vehicle dispatch plan to the vehicle control units.

Abstract: A communication terminal includes circuitry that receives, from a communication management apparatus, an operation restriction notification for restricting an operation on a display image to be displayed on a display. The communication management apparatus controls communication between the communication terminal and another communication terminal that shares data of the display image with the communication terminal. In response to receipt of the operation during an operation restriction period in which the operation on the display image is restricted, the circuity controls the display to display a plurality of options as to whether to reflect the received operation in the display image.

Abstract: A communication management system, a communication system, a communication control method, and a recording medium.

Abstract: For the purpose of improving the usability of an electronic whiteboard in, for example, setting work by a user, an electronic whiteboard (2) of the present invention includes: an event acquisition unit (22, 24) configured to acquire information indicating an object coming into contact with a display (3, 115) and event information such as the coordinates of a contact location; an identifying unit (25, 38) configured to identify whether the contact object is an electronic pen (4) or a user's hand, and identify the event type, such as stroke drawing, UI operation, or gesture operation, from the coordinates of a contact location and the model name of an electronic whiteboard; and a processing unit (26, 27, 32) configured to perform processing on the event the type of which has been identified.

Abstract: A communication terminal includes circuitry configured to: start a download of a plurality of stroke data items corresponding to a plurality of stroke images drawn at another communication terminal from a communication management system; receive capture image data obtained by capturing a display screen displayed at the another communication terminal by the another communication terminal, from an image storage device that stores the capture image data; when the download of the plurality of stroke data items is not completed, control a display of the communication terminal to display a capture image corresponding to the received capture image data; and when the download of the plurality of stroke data items is completed, control the display to switch an image to be displayed on the display from the capture image currently being displayed to the plurality of stroke images corresponding to the downloaded plurality of stroke data items.

Abstract: A communication management system manages a session in which a plurality of terminal apparatuses shares a stroke image. The communication management system includes circuitry configured to: manage stroke information including a plurality of pieces of stroke data representing the stroke image; receive, from a first terminal apparatus, group operation information for designating one or more pieces of stroke data, which are operation targets, from among the plurality of pieces of stroke data; and restrict, based on the group operation information, an operation regarding the one or more pieces of stroke data by a second terminal apparatus, which is different from the first terminal apparatus.

Abstract: A screen sharing system is configured to perform screen sharing between a first information processing apparatus and a second information processing apparatus. The first information processing apparatus is configured to acquire, as screen-sharing information, an image displayed on the first information processing apparatus, and transmit the screen-sharing information to a first server, when a data amount of the screen-sharing information is below a threshold value, and transmit the screen-sharing information to a second server and transmit, to the first server, storage destination information indicating a storage destination of the screen-sharing information, when the data is greater than or equal to the threshold value.

Abstract: For the purpose of improving the usability of an electronic whiteboard in, for example, setting work by a user, an electronic whiteboard (2) of the present invention includes: an event acquisition unit (22, 24) configured to acquire information indicating an object coming into contact with a display (3, 115) and event information such as the coordinates of a contact location; an identifying unit (25, 38) configured to identify whether the contact object is an electronic pen (4) or a user's hand, and identify the event type, such as stroke drawing, UI operation, or gesture operation, from the coordinates of a contact location and the model name of an electronic whiteboard; and a processing unit (26, 27, 32) configured to perform processing on the event the type of which has been identified.

Abstract: A communication management system, a communication system, a communication control method, and a recording medium.

Abstract: An electronic whiteboard includes processing circuitry to: receive an input to a screen from a user; obtain a video signal from an information processing apparatus; generate image data from the video signal; display, on a display, the image data; and change, in response to receipt of the input, a frame rate of the image data that is displayed to a value lower than a value before the input is received.

Abstract: An information processing apparatus is for displaying a first image on a display apparatus. The information processing apparatus includes a display request detection unit configured to detect a display request to the display apparatus for displaying a second image that is different from the first image; an image acquisition unit configured to acquire an image signal of the second image from an outside; a superimposition display unit configured to superimpose and display the second image, formed by using the image signal, on the first image in a case in which the display request detection unit detects the display request; and a display mode changing unit configured to change, in a case in which the second image is superimposed and displayed on the first image, at least a display mode of the first image.

Abstract: For the purpose of improving the usability of an electronic whiteboard in, for example, setting work by a user, an electronic whiteboard (2) of the present invention includes: an event acquisition unit (22, 24) configured to acquire information indicating an object coming into contact with a display (3, 115) and event information such as the coordinates of a contact location; an identifying unit (25, 38) configured to identify whether the contact object is an electronic pen (4) or a user's hand, and identify the event type, such as stroke drawing, UI operation, or gesture operation, from the coordinates of a contact location and the model name of an electronic whiteboard; and a processing unit (26, 27, 32) configured to perform processing on the event the type of which has been identified.

Abstract: An image processing apparatus, an image processing method, and a recording medium storing a program for causing a computer to execute the image processing method. The image processing apparatus and the image processing method includes obtaining size data of a contact portion of an object on a display, the object including a first object and a second object, measuring a time passed since a touch of the first object is detected by a detector, and performing at least one of controlling display of an image to be displayed at the contact portion or erased from the contact portion based on the size data obtained by the obtaining and based on whether the second object is detected before a prescribed time has elapsed since the measuring started, and controlling display of an image to be changed based on an operation made by the first object and the second object.