US Pat. No. 11,071,173

COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD FOR SWITCHING COMMUNICATION CONNECTION

SHARP NEC DISPLAY SOLUTIO...


1. A communication device comprising:a communication interface configured to establish a connection to either a first device or a second device; and
a processor configured to control the communication interface,
wherein the processor is configured to send a predetermined notice to the second device before disconnecting the connection with the second device in a predetermined operation mode to switch the connection from the second device to the first device, but the processor is configured to not make the predetermined notice in other cases,
wherein the second device is configured to change connection setting information used for the connection with the communication device when a predetermined condition is satisfied while the connection with the communication device is disconnected, and
wherein the predetermined notice causes the second device to not change the connection setting information irrespective of the predetermined condition.

US Pat. No. 11,069,310

IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY METHOD

SHARP NEC DISPLAY SOLUTIO...


1. An image display apparatus, comprising:a correction data generator that generates third correction data that is used for correcting display unevenness of the image display apparatus on a basis of first correction data that is used for correcting display unevenness resulting from the image display apparatus itself and second correction data that is used for correcting display unevenness resulting from an environment set for the image display apparatus; and
a corrector that corrects an image signal using the third correction data,
wherein the first correction data comprises data that comprises correction values used for correcting pixels that correspond to a plurality of first correction points in an image based on the image signal,
wherein the second correction data comprises data that comprises correction values used for correcting pixels that correspond to second correction points in the image based on the image signal, a number of the second correction points being smaller than a number of the first correction points, and
wherein the correction data generator comprises a data interpolator that derives the second correction data for correction points that correspond to same positions as the first correction points by interpolating correction values that correspond to the second correction points.

US Pat. No. 11,054,731

LIGHT SOURCE DEVICE AND PROJECTION TYPE DISPLAY APPARATUS

SHARP NEC DISPLAY SOLUTIO...


1. A light source device comprising:first and second surface light sources;
a first optical system that forms light source images of said first and second surface light sources in different regions on an identical image forming surface;
an optical element that is provided with a columnar light guide section and in which one of both end surfaces of the light guide section is considered as an entrance surface, and the other surface is considered as an exit surface; and
a second optical system that forms, on said entrance surface of said light guide section, an image of a synthesis surface light source comprising the light source images of said first and second surface light sources which are formed on said image forming surface,
wherein said first optical system includes a reflection element provided with a first reflection surface that reflects a first light flux from said first surface light source toward said image forming surface, and a second reflection surface that reflects a second light flux from said second surface light source toward said image forming surface and that is at right angles to said first reflection surface.

US Pat. No. 11,042,343

DATA TRANSFER SYSTEM, DISPLAY DEVICE, PORTABLE INFORMATION TERMINAL, AND DATA TRANSFER METHOD

SHARP NEC DISPLAY SOLUTIO...


1. A portable information terminal, comprising:an image capture device that captures a storage location image displayed on a display device to acquire information indicating a storage location in a server device;
a display panel including a display screen that displays a data image and a display device image indicating the display device; and
a manipulation detection sensor that detects, on the display screen, a manipulation of moving the data image toward the display device image,
wherein the portable information terminal stores data in the storage location when the manipulation detection sensor detects the manipulation,
wherein the image capture device captures an instruction image displayed on the display device to receive a download instruction to read data stored in the storage location in the server device, and
wherein the portable information terminal transmits a data request to the server device in response to the download instruction and receives the data that the server device transmits in response to the data request.

US Pat. No. 11,042,344

DATA TRANSFER SYSTEM, DISPLAY DEVICE, PORTABLE INFORMATION TERMINAL, AND DATA TRANSFER METHOD

SHARP NEC DISPLAY SOLUTIO...


1. A display device, comprising:a display panel including a display screen for displaying an image; and
a terminal detection sensor,
wherein, when the terminal detection sensor detects that a portable information terminal is arranged on the display screen, the display device transmits a data area generation instruction to secure a data area in a storage device,
wherein the display device receives information indicating a location of the data area from the storage device, and
wherein the display device causes the display screen to display a storage location image including the information indicating the location of the data area on a part of the display screen on which the portable information terminal is arranged, and notifies the portable information terminal of the location of the data area through the storage location image.

US Pat. No. 11,030,947

DISPLAY DEVICE EQUIPPED WITH POSITION DETECTING DEVICE FOR DETECTING POSITIONS OF PIXELS SUBJECTED TO LUMINANCE CALIBRATION

SHARP NEC DISPLAY SOLUTIO...

1. A display device comprising:a display including a plurality of pixels having a plurality of light-emitting elements;
a pixel selector configured to select a pixel from among the plurality of pixels;
a positional information generator configured to generate positional information representing a position of the pixel selected by the pixel selector; and
a light emission processor configured to superpose the positional information on light emitted by the pixel selected by the pixel selector,
wherein the plurality of pixels are aligned in a matrix including rows and columns,
wherein the pixel selector selects a row of pixels or a column of pixels within the matrix for aligning the plurality of pixels,
wherein the positional information generator generates row positional information corresponding to the row of pixels selected by the pixel selector or column position information corresponding to the column of pixels selected by the pixel selector, and
wherein the light emission processor superposes the row position information on light emitted by the row of pixels selected by the pixel selector or the light emission processor superposes the column position information on light emitted by the column of pixels selected by the pixel selector.

US Pat. No. 11,012,661

DISPLAY DEVICE, DISPLAY METHOD, AND PROGRAM

SHARP NEC DISPLAY SOLUTIO...

1. A display device including a memory that stores instructions, and a processor that executes those instructions stored in the memory to:display images that are generated by decoding a video signal that was encoded by a predetermined version that is daisy-chain connected to a source apparatus that supplies a video signal that was encoded by said predetermined version of a standard that is stipulated as a predetermined standard;
determine an order and the number of connected sink apparatuses that are daisy-chain connected to said source apparatus; and
set a version of said predetermined versions that is able to display, on a display apparatus of all said sink apparatuses that are daisy-chain connected, images that are generated by decoding a video signal that was encoded at said source apparatus according to said number of said connected sink apparatuses,
wherein said processor determines the number of said connected sink apparatuses that are daisy-chain connected on the basis of a number obtained by adding together the number of public keys stored by the sink apparatus that is connected on the closest end to said source apparatus and the number of all public keys respectively possessed by each of all sink apparatuses that are daisy-chain connected to said sink apparatus that is connected on the closest end in a downstream direction from said source apparatus.

US Pat. No. 11,009,782

PROJECTION-TYPE DISPLAY DEVICE

SHARP NEC DISPLAY SOLUTIO...

1. A projection display device comprising:a light source;
a dust-proof case that includes an optical component, an internal circulation fan and heat-receiving fins, said optical component being configured to form an optical path including light that is emitted from said light source;
heat-dissipating fins that are connected by heat pipes; and
a heat-dissipation fan, directly attached to the heat-dissipating fins, that supplies airflow to said heat-dissipating fins,
wherein:
said heat-dissipating fins and said heat-receiving fins are both substantially rectangular parallelepipeds in shape, and each has a first surface and a second surface whose area is less than the first surface;
said first surface and said second surface of said heat-receiving fins face a space that is provided in dust-proof case;
said internal circulation fan supplies airflow to said first surface and second surface of said heat-receiving fins; and
said heat-dissipation fan supplies airflow to said second surface of said heat-dissipating fins,
further comprising:
an unnecessary light receiving surface that is provided at a position irradiated by unnecessary light inside said dust proof case; and
unnecessary light heat-dissipating fins that are provided outside said dust-proof case that is a position that receives cooling airflow realized by said heat-dissipation fan and that are connected with said unnecessary light-receiving surface by way of heat pipes.

US Pat. No. 11,011,096

SELF-DIAGNOSTIC IMAGING METHOD, SELF-DIAGNOSTIC IMAGING PROGRAM, DISPLAY DEVICE, AND SELF-DIAGNOSTIC IMAGING SYSTEM

Sharp NEC Display Solutio...

1. A self-diagnostic imaging method for a self-diagnostic imaging system, the self-diagnostic imaging system comprising: an image processing device that generates a display image; and a display device that displays the image generated by the image processing device, the method comprising:generating, by the image processing device, an image of a reference signal;
encoding, by the image processing device, the image of the reference signal;
decoding, by the display device, the encoded image;
performing, by the display device, image quality correction of the decoded image;
displaying, by the display device, the image to which the image quality correction has been performed, on a display panel;
cutting out, by the display device, an image at a position corresponding to the reference signal from an image to which the image quality correction has not been performed;
transmitting, by the display device, the cut out image to the image processing device; and
performing, by the image processing device, image diagnosis by comparing the image of the reference signal with the cut out image to which the image quality correction has not been performed,
wherein the performing the image diagnosis comprises comparing, one pixel at a time, the image of the reference signal with the decoded image to which the image quality correction has not been performed.