Abstract: An information communication method includes: setting an exposure time of an image sensor to less than or equal to 1/2000 second so that, in an image obtained by capturing a subject by the image sensor, a stripe bright line parallel to a plurality of exposure lines included in the image sensor appears according to a change in luminance of the subject; obtaining the image including the stripe bright line parallel to the plurality of exposure lines by, using the set exposure time, starting exposure sequentially for the plurality of exposure lines each at a different time; and obtaining information by demodulating data according to, in a pattern of the bright line included in the obtained image, a brightness change in a direction perpendicular to the plurality of exposure lines.

Abstract: An information communication method includes: setting an exposure time of an image sensor to less than or equal to 1/2000 second so that, in an image obtained by capturing a subject by the image sensor, a stripe bright line parallel to a plurality of exposure lines included in the image sensor appears according to a change in luminance of the subject; obtaining the image including the stripe bright line parallel to the plurality of exposure lines by, using the set exposure time, starting exposure sequentially for the plurality of exposure lines each at a different time; and obtaining information by demodulating data according to, in a pattern of the bright line included in the obtained image, a brightness change in a direction perpendicular to the plurality of exposure lines.

Abstract: A visible light communication method includes: obtaining a first ID identifying an area in which a receiver is present; obtaining a second ID by the receiver through visible light communication; and obtaining information corresponding to a third ID which is a combination of the first ID and the second ID. For example, in the obtaining of a first ID, the first ID may be obtained by referring to a table showing correspondence between the first ID and location information obtained by the receiver and indicating a location of the receiver.

Abstract: A support ring for semiconductor processing is provided. The support ring includes a ring shaped body defined by an inner edge and an outer edge. The inner edge and outer edge are concentric about a central axis. The ring shaped body further includes a first side, a second side, and a raised annular shoulder extending from the first side of the ring shaped body at the inner edge. The support ring also includes a coating on the first side. The coating has an inner region of reduced thickness region abutting the raised annular shoulder.

Abstract: A communication method is used in a terminal having a front camera as a first image capturing unit and a back camera as a second image capturing unit. The communication method includes: switching between the front camera and the back camera according to an orientation of the terminal; and performing visible light communication by using the front camera or the back camera which is selected.

Abstract: An information processing program causes a computer to execute: encoding information to be transmitted, to determine a luminance change frequency; and outputting a signal of the determined luminance change frequency to cause a light emitter to change in luminance according to the determined luminance change frequency to transmit the information. In the encoding, each of a first frequency and a second frequency different from the first frequency is determined as the luminance change frequency. In the outputting, each of a signal of the first frequency and a signal of the second frequency is output as the signal of the determined luminance change frequency, to cause the light emitter to change in luminance according to the first frequency during a first time and change in luminance according to the second frequency during a second time different from the first time after the first time elapses.

Abstract: In a case where a chapter that introduces a predetermined non-heating step is being played back and execution of the non-heating step has not been completed, a moving image playback control section included in a terminal apparatus controls playback so that the chapter that is being played back is repeated or paused, and when execution of the non-heating step is completed, a subsequent chapter is played back.

Abstract: A method is provided for sending a computer program from a server to a computer the computer program causing the computer to execute instructions, including setting a second exposure time of the image sensor so that a plurality of bright lines corresponding to a plurality of exposure lines included in an image sensor appear according to a change in luminance of a subject. The instructions also include obtaining a bright line image including the plurality of bright lines, wherein the exposure starts sequentially for the plurality of exposure lines each at a different time. The exposure of each of the plurality of exposure lines starts after a predetermined blank time elapses from when exposure of an adjacent exposure line adjacent to the exposure line ends, and the second exposure time is shorter than the first exposure time.

Abstract: A communication method in the present disclosure is a communication method for obtaining information from a subject, including: taking a picture of the subject in a picture-taking mode, thereby obtaining image data; performing, after the taking, visible light communication in a visible light communication mode which is a different mode from the picture-taking mode, thereby obtaining visible light data of the subject; and embedding the visible light data obtained, into the image data, and thus saving the visible light data obtained.

Abstract: An information communication method includes: determining whether conflict over use of a light receiving unit will occur between a first program for performing visible light communication and a second program for performing processing different from the visible light communication; notifying a user that the conflict will occur if it is determined that the conflict will occur; permitting one of the first program and the second program to use the light receiving unit in response to an operation by the user; and causing, by the first program, a computer to execute visible light communication according to light detected by the light receiving unit if the first program is permitted to use the light receiving unit.

Abstract: A dish information providing method comprising: performing obtaining the dish information items regarding dishes for the predetermined number of days that are recommended to a user from a dish information database in which the dish information items are stored; providing the user with the obtained dish information items; accepting, from the user, selection of one or more dish information items from among the dish information items provided to the user; performing, in a case where a dish information item among the dish information items provided to the user has not been selected by the user, obtaining an alternative dish information item that is recommended to the user in place of the not-selected dish information item from the dish information database in accordance with a condition determined from the one or more selected dish information items; and providing the user with the obtained alternative dish information item.

Abstract: An information communication method selects between a visible light communication mode in which information is obtained from a subject using an image sensor having a plurality of exposure lines and a normal imaging mode. The method includes obtaining first image data by image capture with a first exposure time in the normal imaging mode. When an image is presented that prompts a user of a terminal device including the image sensor to move the terminal device to enable the information to be obtained, second image data is obtained by image capture with a second exposure time, shorter than the first exposure time, in the visible light communication mode. The information is obtained by demodulating data specified by a direction in a pattern of a bright line appearing in the second image data and corresponding to the exposure lines that is substantially perpendicular to the exposure lines.

Abstract: An information communication method selects between a visible light communication mode in which information is obtained from a subject using an image sensor having a plurality of exposure lines and a normal imaging mode. The information communication method includes obtaining first image data by image capture with a first exposure time in the normal imaging mode by sequentially starting exposure of each of the exposure lines of the image sensor at different times. Second image data is obtained by image capture with a second exposure time in the visible light communication mode. The information is obtained by demodulating data specified by a direction in a pattern of a bright line corresponding to the exposure lines, the second exposure time being shorter than the first exposure time. The second image data is obtained by capturing light emitted from the subject and spread by an optical system.

Abstract: A video display method which allows a visible light communication signal to be appropriately transmitted includes: Step SL21 of generating an image having a stripe pattern as a visible light communication image; Step SL22 of calculating average luminance of the visible light communication image; Step SL23 of generating a visible light superimposition image by superimposing the visible light communication image only on, among one or more sub-images included in an image of a video signal that is displayed in the frame, a sub-image that is displayed in a specific sub-frame that is, among one or more sub-frames in each of which a corresponding one of the one or more sub-images is displayed, a sub-frame for representing the average luminance calculated; and Step SL24 of displaying the visible light superimposition image in the specific sub-frame.

Abstract: An information communication method that enables communication between various devices includes: setting an exposure time of an image sensor; obtaining a bright line image including a bright line, by capturing a subject that changes in luminance by the image sensor with the set exposure time; setting a longer exposure time than the exposure time; obtaining a normal captured image by image capture by the image sensor with the longer exposure time; generating a synthetic image by specifying, in the normal captured image, a part that corresponds to the bright line included in the bright line image and superimposing a signal object on the normal captured image, the signal object being an image indicating the part; displaying the synthetic image; and obtaining information by demodulating data specified by a pattern of the bright line included in the obtained bright line image.

Abstract: An information communication method that obtains information from a subject includes setting an exposure time of an image sensor that, in an image obtained, a bright line corresponding to each of a plurality of exposure lines included in the image sensor appears, according to a change in luminance of the subject. A bright line image, in which the bright line is shown along with surroundings of the subject, is obtained by starting exposure of each of the exposure lines included in the image sensor at a sequentially different time. The bright line image is displayed and information is obtained when, in the bright line image, a part corresponding to the bright line is tapped, by demodulating data specified by a direction generally perpendicular to the exposure line in a pattern of the bright line corresponding to the tapped part.

Abstract: An information communication method that enables communication between various devices includes: setting an exposure time of an image sensor so that, in an image obtained by capturing a subject by the image sensor, a plurality of bright lines corresponding to a plurality of exposure lines included in the image sensor appear according to a change in luminance of the subject; obtaining a bright line image including the plurality of bright lines, by capturing the subject changing in luminance by the image sensor with the set exposure time; and obtaining information by demodulating data specified by a pattern of the plurality of bright lines included in the obtained bright line image, wherein exposure starts sequentially for the plurality of exposure lines each at a different time, and exposure of each of the plurality of exposure lines starts a predetermined blank time after exposure of its adjacent exposure line ends.

Abstract: An information communication method for obtaining information from a subject includes transmitting position information indicating a position of an image sensor used to capture the subject, and receiving an ID list that is associated with the position indicated by the position information. The method also includes setting an exposure time of the image sensor so that a bright line corresponding to an exposure line included in the image sensor appears according to a change in luminance of the subject. The method further includes obtaining a bright line image including the bright line by capturing the subject that changes in luminance by the image sensor with the set exposure time, obtaining the information by demodulating data specified by a pattern of the bright line included in the obtained bright line image, and searching the ID list for identification information.

Abstract: An information communication method that enables communication between various devices includes: determining a pattern of a change in luminance; transmitting a signal by a light emitter changing in luminance; determining a sequence of first and second image units; and displaying an image including the first and second image units arranged according to the determined sequence, wherein in the displaying: for 0, the sequence of the first and second image units is determined so that a first image unit group and a second image unit group that have a same number of image units as each other are consecutive; and for 1, the sequence of the first and second image units is determined so that a first image unit group and a second image unit group that have different numbers of image units from each other are consecutive.

Abstract: An information display apparatus performs a visual light communication and superimposes light source information transmitted from a light source onto images captured in time sequence for display on a screen. The information display apparatus includes an imaging section for capturing an image in an imaging range, a cache memory sequentially caching the light source information transmitted from the light source in the image, a priority level setting section for setting a higher priority to the light source information, cached in the cache memory, in order starting from a light source closest to a current imaging range, and a communications information processing section for deleting the light source information cached in the cache memory in order starting from light source information having the lowest priority level.