Abstract: An information communication method is provided for obtaining information from a subject. The information communication method 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 information communication method also includes setting an exposure time of the image sensor so that in a bright line corresponding to an exposure line included in the image sensor appears according to a change in luminance of the subject. The information communication method further includes obtaining a bright line image including the bright line, obtaining information by demodulating data specified by a cycle length or frequency of a stripe pattern of the bright line included in the obtained bright line image, and searching the ID list for identification information that includes the obtained information.

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: A mobile device includes a position sensing unit, a remote control information obtainment unit, and a storage unit. Position information obtained by the position sensing unit is stored in the storage unit in association with remote control information. The mobile device further includes a directional space obtainment unit and an apparatus specification unit. The mobile device recognizes a direction pointed by a user using the mobile device, and enables operation of a terminal apparatus existing in the pointing direction.

Abstract: An information communication method includes: setting an exposure time of an image sensor so that, in an image obtained by capturing a subject by the image sensor, a bright line corresponding to an exposure line included in the image sensor appears according to a change in luminance of the subject; capturing the subject that changes in luminance by the image sensor with the set exposure time, to obtain the image including the bright line; and obtaining information by demodulating data specified by a pattern of the bright line included in the obtained image.

Abstract: A mobile device includes a position sensing unit, a remote control information obtainment unit, and a storage unit. Position information obtained by the position sensing unit is stored in the storage unit in association with remote control information. The mobile device further includes a directional space obtainment unit and an apparatus specification unit. The mobile device recognizes a direction pointed by a user using the mobile device, and enables operation of a terminal apparatus existing in the pointing direction.

Abstract: An information communication method includes: setting an exposure time of an image sensor so that, in an image obtained by capturing a subject by the image sensor, a bright line corresponding to an exposure line included in the image sensor appears according to a change in luminance of the subject; capturing the subject that changes in luminance by the image sensor with the set exposure time, to obtain the image including the bright line; and obtaining information by demodulating data specified by a pattern of the bright line included in the obtained image.

Abstract: A communication device, which can simplify various setting processes, transmits, to a server via a network, external device information received from an external device by using proximity wireless communication.

Abstract: An information communication method is provided that 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. The method also includes 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.

Abstract: An information communication method is provided for obtaining information from a subject using a terminal device. The method includes obtaining and holding identification information of devices, and service information associated with the identification information, from a server. The method also includes setting an exposure time of an image sensor so that a bright line corresponding to each of the plurality of exposure lines included in the image sensor appears according to a change in luminance of the subject, and obtaining a bright line image including a plurality of bright lines. The method further includes obtaining identification information of the subject, by demodulating data specified by a pattern of the plurality of bright lines included in the obtained bright line image, selecting service information associated with the identification information, and presenting the service information to a user of the terminal device.

Abstract: An information communication method is provided for transmitting a signal using a change in luminance. The information communication method includes determining a pattern of the change in luminance by modulating a signal to be transmitted, and transmitting the signal by a display, which comprises a light emitter that changes luminance according to the determined pattern. In the determining a pattern, the pattern of the change in luminance is determined by adjusting a first time from one change in luminance to a next change in luminance according to the signal, the one change in luminance and the next change in luminance being a same one of a rise and a fall in luminance.

Abstract: An information communication method that enables communication between various devices includes: determining a plurality of patterns of a change in luminance, by modulating a respective plurality of signals to be transmitted; and transmitting, by each of a plurality of light emitters changing in luminance according to any one of the determined plurality of patterns of the change in luminance, a signal corresponding to the pattern, wherein in the transmitting, each of the plurality of light emitters changes in luminance at a different frequency so that light of one of two types of light different in luminance is output per a time unit predetermined for the light emitter and that the time unit predetermined for the light emitter is different from a time unit predetermined for an other one of the plurality of light emitters.

Abstract: An information communication method that enables communication between various devices is an information communication method of obtaining information from a subject, and includes: setting an exposure time of an image sensor; obtaining a bright line image which is an image including a plurality of bright lines, by capturing the subject changing in luminance by the image sensor with the set exposure time; obtaining transmission information by demodulating data specified by a pattern of the plurality of bright lines included in the obtained bright line image; and causing an opening and closing drive device of a door to open the door, by transmitting a control signal after the transmission information is obtained.

Abstract: An information communication method that enables communication between various devices includes: transmitting position information indicating a position of a terminal device; obtaining one or more sets of identification information of respective one or more devices and one or more sets of service information respectively associated with the one or more sets of identification information, and holding the one or more sets of identification information and the one or more sets of service information; setting an exposure time of an image sensor; obtaining a bright line image including a plurality of bright lines; obtaining identification information of a subject, by demodulating data specified by a pattern of the plurality of bright lines included in the obtained bright line image; and selecting service information associated with the identification information of the subject from the held one or more sets of service information, and presenting the service information to a user.

Abstract: An information communication method that enables communication between various devices includes: determining a pattern of a change in luminance, by modulating a first signal to be transmitted; transmitting the first signal, by all of a plurality of light emitting elements included in a light emitter changing in luminance in a same manner according to the determined pattern of the change in luminance; and transmitting a second signal to be transmitted, by each of the plurality of light emitting elements emitting light with one of two different luminance values so that a light and dark sequence of luminance appears in a space where the light emitter is placed.

Abstract: An information communication device which transmits a signal using a change in luminance includes a determiner that determines a pattern of the change in luminance by modulating a signal to be transmitted and a transmitter that transmits the signal by causing a display to change luminance according to the determined pattern. When the display is adjacent to an other display and each of the display and the other display transmit a signal by changing luminance, the transmitter is configured to cause the display to change luminance in an area of the display other than a non-transmission area that is near the other display, without causing the display to change luminance in the non-transmission area.

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 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 mobile device includes a position sensing unit, a remote control information obtainment unit, and a storage unit. Position information obtained by the position sensing unit is stored in the storage unit in association with remote control information. The mobile device further includes a directional space obtainment unit and an apparatus specification unit. The mobile device recognizes a direction pointed by a user using the mobile device, and enables operation of a terminal apparatus existing in the pointing direction.

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.