Patent application number | Description | Published |
20120019674 | COMMUNICATION APPARATUS - The communication device can easily serve as an extended user interface such as a remote controller of a target apparatus without causing any complicated operations to a user. The communication device includes the following units. An apparatus information obtainment unit ( | 01-26-2012 |
20120069159 | STEREOSCOPIC IMAGE DISPLAY DEVICE - The present invention provides a stereoscopic image display device that improves visibility of a stereoscopic pointer image when the pointer position moves between objects in the stereoscopic image that have greatly different display depths. The display device changes the display depth of the stereoscopic pointer image in accordance with the display depth of an object in the stereoscopic image. When the pointer position moves between objects that have greatly different display depths from time t | 03-22-2012 |
20120120107 | INFORMATION DISPLAY DEVICE, INTEGRATED CIRCUIT FOR DISPLAY CONTROL, DISPLAY CONTROL PROGRAM, AND DISPLAY CONTROL METHOD - Provided is an information display device that can improve readability even in case of an unstable reception condition when information is superimposed on taken images by means of optical space transmission and displayed on the taken images. | 05-17-2012 |
20120128367 | SERVER DEVICE THAT SETS SECURITY LEVELS IN ACCORDANCE WITH DISTANCES BETWEEN DEVICES, CLIENT DEVICE, COMMUNICATION SYSTEM, INTEGRATED CIRCUIT FOR SERVER CONTROL, INTEGRATED CIRCUIT FOR CLIENT CONTROL, SERVER PROGRAM, CLIENT PROGRAM, METHOD FOR CONNECTING TO A CLIENT DEVICE, METHOD FOR CONNECTING TO A SERVER DEVICE, AND COMMUNICATION SYSTEM CONNECTION METHOD - A server device includes an information management unit, an optical signal transmission unit, and a service provision unit. The information management unit stores and manages a plurality of types of connection information having different importance levels, respectively, in association with the respective importance levels, the connection information being necessary for connection to a service. The optical signal transmission unit modulates the stored plurality of types of connection information into optical signals, such that a type of connection information stored in association with a higher importance level has a smaller amount of change in light intensity, and transmits the optical signals using a first communication function. The service provision unit provides, when the client device has issued a connection request containing a predetermined type of connection information using a second communication function, a service to the client device using the connection information. | 05-24-2012 |
20120133815 | INFORMATION DISPLAY APPARATUS, DISPLAY CONTROL INTEGRATED CIRCUIT, AND DISPLAY CONTROL METHOD - 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. | 05-31-2012 |
20120154443 | RECEPTION DISPLAY APPARATUS, INFORMATION TRANSMISSION APPARATUS, OPTICAL WIRELESS COMMUNICATION SYSTEM, RECEPTION DISPLAY INTEGRATED CIRCUIT, INFORMATION TRANSMISSION INTEGRATED CIRCUIT, RECEPTION DISPLAY PROGRAM, INFORMATION TRANSMISSION PROGRAM, AND OPTICAL WIRELESS COMMUNICATION METHOD - A reception display apparatus and the like which display display information regarding an information transmission apparatus blocked by an obstacle, on an image representing a taken video image, such that the display information corresponds to the position of the information transmission apparatus, are provided. A reception section time-sequentially takes an image and receives, from an apparatus ( | 06-21-2012 |
20120331139 | GATEWAY APPARATUS, COMMUNICATION APPARATUS, APPARATUS CO-OPERATION NETWORK SYSTEM, AND APPARATUS CO-OPERATION METHOD - A gateway apparatus for allowing a plurality of apparatuses on a first network to co-operate with each other includes: a message monitoring unit which monitors messages communicated on the first network, and detects an apparatus discovery message for discovering an apparatus that satisfies an arbitrary requirement; an activation state managing unit which checks whether at least one target apparatus among the apparatuses that satisfies the requirement indicated by the apparatus discovery message is in an activated state for communication on the first network; a predicted activation time determining unit which determines a predicted activation time predicted as required to activate the at least one target apparatus; and a proxy response unit which transmits, in proxy of the at least one target apparatus, a response message including information indicating the predicted activation time when the at least one target apparatus is not in an activated state. | 12-27-2012 |
20130038634 | INFORMATION DISPLAY DEVICE - An information display device includes: an image display unit that displays an image according to an orientation of a display screen; a terminal posture detection unit that detects a posture of the device using an acceleration sensor, an angular velocity sensor, and a geomagnetic sensor; and a display direction determination unit that determines whether or not the posture of the device changes, and determines the orientation of the display screen. In the case where the display screen is substantially horizontal and the posture of the device changes, the orientation of the display screen is determined so that, when the device moves by a predetermined angle or more with respect to the orientation (reference orientation) of the display screen before the determination of the posture change, a side of the device at the predetermined angle or more from the reference orientation corresponds to the top of the display screen. | 02-14-2013 |
20130218451 | NOISE PATTERN ACQUISITION DEVICE AND POSITION DETECTION APPARATUS PROVIDED THEREWITH - A noise pattern acquisition device includes: a geomagnetic sensor; a coordinate estimation unit configured to estimate current position coordinates; and a geomagnetic noise pattern management unit configured to, when an abnormality occurs in a magnetic field strength detected by the geomagnetic sensor during movement of the noise pattern acquisition device, store in a geomagnetic noise pattern storage unit a geomagnetic noise pattern which is a pattern representing a time-series change of the magnetic field strength detected by the geomagnetic sensor. This makes it possible to not only acquire a geomagnetic noise pattern but also detect a proper position with a simple structure and process at reduced cost. | 08-22-2013 |
20130247117 | COMMUNICATION DEVICE - 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. | 09-19-2013 |
20130326592 | PERSONAL AUTHENTICATION APPARATUS AND PERSONAL AUTHENTICATION METHOD - A personal authentication apparatus that controls an authenticated state of a target device based on the motion of the target device includes a motion sensor that detects motion information indicating the motion of the target device, a carried-state determination unit configured to determine whether or not the target device is being carried by a user based on the detected motion information, and an authentication control unit configured to control the authenticated state of the target device based on a result of the determination by the carried-state determination unit. | 12-05-2013 |
20130330088 | INFORMATION COMMUNICATION DEVICE - 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. | 12-12-2013 |
20130335592 | INFORMATION COMMUNICATION DEVICE - An information communication method includes: obtaining a first image by capturing a subject; detecting a range of the subject from the first image; determining, from among a plurality of exposure lines, predetermined exposure lines for capturing the range of the subject; setting an exposure time so that, in a second image obtained using the predetermined exposure lines, a bright line appears according to a change in luminance of the subject; obtaining the second image including the bright line, by capturing the subject that changes in luminance using the predetermined exposure lines with the set exposure time; and demodulating data specified by a pattern of the bright line included in the obtained second image. | 12-19-2013 |
20130337787 | INFORMATION COMMUNICATION DEVICE - 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. | 12-19-2013 |
20140037296 | INFORMATION COMMUNICATION DEVICE - 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. | 02-06-2014 |
20140062650 | MOBILE TERMINAL DEVICE, AUTHENTICATION SYSTEM, AUTHENTICATION METHOD, PROGRAM, AND INTEGRATED CIRCUIT - A mobile terminal device which a user carries includes: an entry determining unit for determining entry of the mobile terminal device in a residential area; an authentication information storage unit for storing authentication information indicating multiple authentication actions performed by the user carrying the mobile terminal device and an authentication order indicating an order of the authentication actions to be performed; an authentication processing unit for processing for authentication of the user by determining, based on the authentication information, whether or not the user has performed the authentication actions in the authentication order after the mobile terminal device enters the residential area; and an alarm processing unit for indicating a failure of the authentication when the result of the processing for the authentication is the failure. | 03-06-2014 |
20140114484 | APPLIANCE CONTROL METHOD, APPLIANCE CONTROL APPARATUS, CONTROL SERVER, AND CONTROL TERMINAL - An appliance control method is for controlling a target appliance located in a building to disguise the number of people in the building. The method includes: obtaining an operation history of the target appliance (S | 04-24-2014 |
20140122077 | VOICE AGENT DEVICE AND METHOD FOR CONTROLLING THE SAME - A voice agent device includes: a position detection unit which detects a position of a person in a conversation space to which the voice agent device is capable of providing information; a voice volume detection unit which detects a voice volume of the person from a sound signal in the conversation space obtained by a sound acquisition unit; a conversation area determination unit which determines a conversation area as a first area including the position when the voice volume has a first voice volume value and determines the conversation area as a second area including the position and being smaller than the first area when the voice volume has a second voice volume value smaller than the first voice volume value, the conversation area being a spatial range where an utterance of the person can be heard; and an information provision unit which provides provision information to the conversation area. | 05-01-2014 |
20140186026 | INFORMATION COMMUNICATION METHOD - 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. | 07-03-2014 |
20140186047 | INFORMATION COMMUNICATION METHOD - 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. | 07-03-2014 |
20140186048 | INFORMATION COMMUNICATION METHOD - An information communication method that enables communication between various devices includes: determining a pattern of the change in luminance by modulating the signal to be transmitted; and transmitting the signal by a light emitter changing in luminance according to the determined pattern, wherein the pattern of the change in luminance is a pattern in which one of two different luminance values occurs in each arbitrary position in a predetermined duration, and in the determining, the pattern of the change in luminance is determined so that a luminance change position in the duration is different for each of different signals to be transmitted, the luminance change position being a position at which the luminance rises or a position at which the luminance falls. | 07-03-2014 |
20140186049 | INFORMATION COMMUNICATION METHOD - 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. | 07-03-2014 |
20140186050 | INFORMATION COMMUNICATION METHOD - 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. | 07-03-2014 |
20140186052 | INFORMATION COMMUNICATION METHOD - An information communication method that enables communication between various devices includes: transmitting position information indicating a position of an image sensor; receiving an ID list; setting an exposure time of the image sensor; obtaining a bright line image including a bright line, by capturing a subject by the image sensor; obtaining 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 that includes the obtained information. | 07-03-2014 |
20140186055 | INFORMATION COMMUNICATION METHOD - 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. | 07-03-2014 |
20140192185 | INFORMATION COMMUNICATION DEVICE - 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. | 07-10-2014 |
20140192226 | INFORMATION COMMUNICATION DEVICE - 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. | 07-10-2014 |
20140206381 | POSITION ESTIMATION DEVICE, POSITION ESTIMATION METHOD, PROGRAM, AND INTEGRATED CIRCUIT - A position estimation device including: a provisional position setting unit which sets current position information indicating an estimated current position of a wireless terminal; a distance estimation unit which estimates, using receiving strengths of signals received from plural wireless stations, distance information indicating distances from the plural wireless stations to the wireless terminal; a possible area calculation unit which calculates, using the distance information and map information indicating a spatial structure, an area in the spatial structure which can maintain the distances indicated in the distance information, as a possible area in the spatial structure in which the wireless terminal is likely to be present; and a correction unit which corrects the current position indicated in the current position information to a position within the possible area when the current position is outside the possible area. | 07-24-2014 |
20140207517 | INFORMATION COMMUNICATION METHOD - 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. | 07-24-2014 |
20140213290 | POSITION ESTIMATION DEVICE, POSITION ESTIMATION METHOD, PROGRAM AND INTEGRATED CIRCUIT - A position estimation device which includes: a distance estimation unit which estimates, using a receiving strength of a signal received by a wireless terminal from each of a plurality of base stations communicating with the wireless terminal, distance information indicating a distance from the base station to the wireless terminal; a position estimation unit which estimates a first position to be a current position of the wireless terminal using base station information indicating a position of the base station and the estimated distance information; and a correction unit which corrects the distance information based on an acceleration and a direction of the wireless terminal, the estimated first position, and the base station information. The position estimation unit further estimates a second position to be a current position of the wireless terminal using the base station information and the corrected distance information. | 07-31-2014 |
20140232896 | INFORMATION COMMUNICATION METHOD OF OBTAINING INFORMATION FROM A SUBJECT BY DEMODULATING DATA SPECIFIED BY A PATTERN OF A BRIGHT LINE INCLUDED IN AN OBTAINED IMAGE - An information communication method includes: obtaining a first image by capturing a subject; detecting a range of the subject from the first image; determining, from among a plurality of exposure lines, predetermined exposure lines for capturing the range of the subject; setting an exposure time so that, in a second image obtained using the predetermined exposure lines, a bright line appears according to a change in luminance of the subject; obtaining the second image including the bright line, by capturing the subject that changes in luminance using the predetermined exposure lines with the set exposure time; and demodulating data specified by a pattern of the bright line included in the obtained second image. | 08-21-2014 |
20140232903 | INFORMATION COMMUNICATION METHOD - 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 bright line corresponding to an exposure line included in the image sensor appears according to a change in luminance of the subject; 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; and obtaining information by demodulating data specified by a pattern of the bright line included in the obtained bright line image, wherein in the obtaining of a bright line image, the bright line image is obtained by capturing light emitted from the subject and expanded by an optical system. | 08-21-2014 |
20140286644 | INFORMATION COMMUNICATION METHOD - An information communication method that enables communication between various devices is an information communication method of transmitting a signal using a change in luminance, and includes: determining a pattern of the change in luminance, by modulating the signal to be transmitted; and transmitting the signal, by a plurality of light emitters changing in luminance according to the determined pattern of the change in luminance, wherein the plurality of light emitters are arranged on a surface so that a non-luminance change area does not extend across the surface between the plurality of light emitters along at least one of a horizontal direction and a vertical direction of the surface, the non-luminance change area being an area in the surface outside the plurality of light emitters and not changing in luminance. | 09-25-2014 |
20140290138 | INFORMATION COMMUNICATION METHOD - 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. | 10-02-2014 |
20140294397 | INFORMATION COMMUNICATION METHOD - 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. | 10-02-2014 |
20140294398 | INFORMATION COMMUNICATION METHOD - An information communication device includes an exposure time setter that sets an exposure time of an 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 light emitter. A first information obtainer obtains first information by demodulating data specified by a pattern of the bright line included in the obtained bright line image and a second information obtainer obtains second information by capturing a plurality of light emitting elements, each of which emits light with one of two different luminance values, and demodulating data specified by a light and dark sequence of luminance along a direction substantially parallel to the exposure line. | 10-02-2014 |
20150025838 | POSITION ESTIMATION DEVICE, POSITION ESTIMATION METHOD, AND INTEGRATED CIRCUIT - A position estimation device includes: a position estimation unit that estimates current position coordinates of the position estimation device; a pointing direction detection unit that detects a pointing direction pointed by a user using the position estimation device; a pointing target detection unit that detects a pointing target pointed by the user, based on the detected pointing direction; a concentration calculation unit that specifies, as a concentrated area, an area in which a position pointed in the detected pointing direction in a predetermined time period immediately before the pointing target is detected is included for at least a threshold time period and in which the pointing target is not present, and calculates a concentrated direction which is from the position of the position estimation device in the predetermined time period to the concentrated area; and a position correction unit that corrects the current position coordinates using the calculated concentrated direction. | 01-22-2015 |