Abstract: A stereoscopic image generating apparatus includes a FOV processor configured to receive head and body movements of a user mounted with a Head Mount Display (HMD) device and a Virtual Reality (VR) Vest device, a first eye image generating unit including an intra image independently generated for a first eye and an inter image derived from the intra image and configured to generate a redundant image up to a redundant angle of view greater by a specific criterion or more than a real angle of view which is currently displayed in a direction of the first eye from a center of the head direction of a user as a plurality of first eye images, and a second eye image generating unit configured to generate a plurality of second eye images based on the intra image among the plurality of first eye images for the second eye.

Abstract: A camera-based mixed reality glass apparatus, includes: a smart glass unit including: a band-type flexible display disposed in an eye direction of a user, a head engaging band mounting the band-type flexible display and formed along a head of the user and a plurality of cameras mounted on an opposite direction to the eye of the user in the band-type flexible display and disposed along the head of the user, a real image processor for generating and transmitting a peripheral image of the user through the plurality of cameras, a virtual image processor for generating a direct or indirect virtual image according to a control of the user, and a mixed reality image processor for overlaying the virtual image on the peripheral image of the user and displaying the virtual image on the band-type flexible display.

Abstract: A stereoscopic image generating apparatus includes a FOV processor configured to receive head and body movements of a user mounted with a Head Mount Display (HMD) device and a Virtual Reality (VR) Vest device, a first eye image generating unit including an intra image independently generated for a first eye and an inter image derived from the intra image and configured to generate a redundant image up to a redundant angle of view greater by a specific criterion or more than a real angle of view which is currently displayed in a direction of the first eye from a center of the head direction of a user as a plurality of first eye images, and a second eye image generating unit configured to generate a plurality of second eye images based on the intra image among the plurality of first eye images for the second eye.

Abstract: A camera-based mixed reality glass apparatus, includes: a smart glass unit including: a band-type flexible display disposed in an eye direction of a user, a head engaging band mounting the band-type flexible display and formed along a head of the user and a plurality of cameras mounted on an opposite direction to the eye of the user in the band-type flexible display and disposed along the head of the user, a real image processor for generating and transmitting a peripheral image of the user through the plurality of cameras, a virtual image processor for generating a direct or indirect virtual image according to a control of the user, and a mixed reality image processor for overlaying the virtual image on the peripheral image of the user and displaying the virtual image on the band-type flexible display.

Abstract: The present invention relates to a cloud streaming service system, a data compressing method for preventing memory bottlenecking, and a device for same and, particularly, to a technology that: can prevent memory bottlenecking by compressing data when the transmitted amount of original buffer data exceeds a reference value, based on a system memory bandwidth; can provide a cloud streaming service by applying an order of priority by service type according to whether the processing limit, for the number of simultaneous connecting entities that can be processed by one server, is reached during a cloud streaming service; and can test whether a sever that provides a cloud streaming service is operating normally and whether a connection error occurs.

Abstract: The present invention relates to a system for a cloud streaming service, a method for same using a still-image compression technique and an apparatus therefor, particularly the method allowing a still image-based cloud streaming service by comparing the previous frame and current frame to determine and capture the region in the current frame which has changed from the previous frame, and transmitting, to a user, the changed region encoded with the still-image compression technique. By utilizing a still-image compression technique appropriate to the image type when providing the cloud streaming service, the compression efficiency of the still image and the speed of the cloud streaming service can be improved.

Abstract: A cloud streaming service system, a cloud streaming service method using an optimal GPU, and an apparatus for the same are disclosed. A cloud streaming service can be provided by determining whether a video is played on a browser, when a playback of the video is sensed, decoding the video by using a video decoding entity determined on the basis of system resource conditions, and performing a streaming procedure corresponding to capturing, encoding and sending the decoded video. When a video is provided through the cloud streaming service, it is possible to effectively use the resources of a cloud streaming system by efficiently distributing a plurality of GPUs equipped in the cloud streaming system.

Abstract: The present invention relates to a cloud streaming service system, a data compressing method for preventing memory bottlenecking, and a device for same and, particularly, to a technology that: can prevent memory bottlenecking by compressing data when the transmitted amount of original buffer data exceeds a reference value, based on a system memory bandwidth; can provide a cloud streaming service by applying an order of priority by service type according to whether the processing limit, for the number of simultaneous connecting entities that can be processed by one server, is reached during a cloud streaming service; and can test whether a sever that provides a cloud streaming service is operating normally and whether a connection error occurs.

Abstract: The present invention relates to a system for a cloud streaming service, a method for a still image-based cloud streaming service and an apparatus therefor. The still image-based cloud streaming service can be provided by capturing the changed area in the changed frame by comparing same with the previous frame, selecting a still-image compression technique by considering any one or more from among the size of the changed area and image characteristics, and transmitting, to a user, the changed area encoded by the still-image compression technique. When providing a still image-based cloud streaming service, by utilizing still-image compression techniques which are appropriate to the conditions, the compression efficiency of the still image and speed of the cloud streaming service can be improved.

Abstract: The present invention relates to a cloud streaming service system, a data compressing method for preventing memory bottlenecking, and a device for same and, particularly, to a technology that: can prevent memory bottlenecking by compressing data when the transmitted amount of original buffer data exceeds a reference value, based on a system memory bandwidth; can provide a cloud streaming service by applying an order of priority by service type according to whether the processing limit, for the number of simultaneous connecting entities that can be processed by one server, is reached during a cloud streaming service; and can test whether a sever that provides a cloud streaming service is operating normally and whether a connection error occurs.

Abstract: A method for testing a cloud streaming server, and an apparatus and a system therefor are disclosed. Test result videos are created by receiving, from cloud streaming servers, test results corresponding to the key input of a preset test script; masked videos are created by masking the test result videos; and it is determined whether at least any one of the cloud streaming servers has a failure by mutually comparing test result images created by capturing the masked videos.

Abstract: A cloud streaming service system, a cloud streaming service method using an optimal GPU, and an apparatus for the same are disclosed. A cloud streaming service can be provided by determining whether a video is played on a browser, when a playback of the video is sensed, decoding the video by using a video decoding entity determined on the basis of system resource conditions, and performing a streaming procedure corresponding to capturing, encoding and sending the decoded video. When a video is provided through the cloud streaming service, it is possible to effectively use the resources of a cloud streaming system by efficiently distributing a plurality of GPUs equipped in the cloud streaming system.

Abstract: The present invention relates to a system for a cloud streaming service, a method for same using a still-image compression technique and an apparatus therefor, particularly the method allowing a still image-based cloud streaming service by comparing the previous frame and current frame to determine and capture the region in the current frame which has changed from the previous frame, and transmitting, to a user, the changed region encoded with the still-image compression technique. By utilizing a still-image compression technique appropriate to the image type when providing the cloud streaming service, the compression efficiency of the still image and the speed of the cloud streaming service can be improved.

Abstract: The present invention relates to a system for a cloud streaming service, a method for a still image-based cloud streaming service and an apparatus therefor. The still image-based cloud streaming service can be provided by capturing the changed area in the changed frame by comparing same with the previous frame, selecting a still-image compression technique by considering any one or more from among the size of the changed area and image characteristics, and transmitting, to a user, the changed area encoded by the still-image compression technique. When providing a still image-based cloud streaming service, by utilizing still-image compression techniques which are appropriate to the conditions, the compression efficiency of the still image and speed of the cloud streaming service can be improved.

Abstract: Disclosed are a system for a cloud streaming-based broadcast-associated service, a client apparatus for the broadcast-associated service, a trigger content provision server and a method utilizing same. The client apparatus for a broadcast-associated service receives trigger content and associated information for which a different screen for each user need not be provided from the trigger content provision server without going through a cloud streaming server, thereby allowing a large number of broadcast service clients to be serviced by a small number of trigger content provision servers, and the service via the cloud streaming server is received only when a user input for the trigger content exists, thereby allowing an associated service to be interactively provided with just the optimum resources.

Abstract: The present invention relates to a cloud streaming service system, a data compressing method for preventing memory bottlenecking, and a device for same and, particularly, to a technology that: can prevent memory bottlenecking by compressing data when the transmitted amount of original buffer data exceeds a reference value, based on a system memory bandwidth; can provide a cloud streaming service by applying an order of priority by service type according to whether the processing limit, for the number of simultaneous connecting entities that can be processed by one server, is reached during a cloud streaming service; and can test whether a sever that provides a cloud streaming service is operating normally and whether a connection error occurs.

Abstract: A method for testing a cloud streaming server, and an apparatus and a system therefor are disclosed. Test result videos are created by receiving, from cloud streaming servers, test results corresponding to the key input of a preset test script; masked videos are created by masking the test result videos; and it is determined whether at least any one of the cloud streaming servers has a failure by mutually comparing test result images created by capturing the masked videos.

Abstract: Disclosed is related to an interactive multimedia service system and method thereof using mobile station that is enable to see a broadcasting with real time/non-real time. A broadcasting station broadcasts a multimedia contents composed of the broadcasting contents being broadcasted and the other multimedia contents generated by the mobile station, and transmits the composed multimedia contents to the mobile station. Therefore, the user of the mobile station can see the broadcasting, which the user of mobile station participates in the interactive broadcasting with real time/non-real time.

Abstract: Disclosed herein are systems and methods for evaluating video quality. The systems include a video transmitter and a video receiver. The transmitter generates feature parameters from a reference video to be transmitted and transmits the generated feature parameters along with compressed video data via a network. The video receiver receives the feature parameters and the compressed video data via the network, evaluates the video quality of the received video using the feature parameters and transmits video quality evaluation results to the video transmitter via the network.

Abstract: Methods and apparatuses for measuring transmission quality of multimedia data are provided. The method comprises the steps of a transmitter transmitting multimedia data through a channel, a receiver, having received the multimedia data from the transmitter, transmitting information on transmission error of the multimedia data to the transmitter through a return channel, the transmitter estimating the received data at the receiver using the error information returned to the transmitter, and the transmitter evaluating the transmission quality of the received data by comparing the estimated received data with reference data.