公开(公告)号：US20170012874A1

公开(公告)日：2017-01-12

申请号：US15017016

申请日：2016-02-05

Applicant: Electronics and Telecommunications Research Institute

Inventor： Hyun Yong LEE ,  Bhum Cheol LEE ,  Kang Il CHOI

IPC: H04L12/741

CPC classification number: H04L45/021 ,  H04L45/56 ,  H04L45/7453

Abstract: A software router includes a main memory configured to comprise a hash table consisting of one or more buckets (hereinafter, referred to as “buckets A”) wherein each bucket stores destination information to which a unique key is mapped; and a central processing unit (CPU) configured to comprise a temporary table that stores the destination information present in the hash table, to determine a location of a bucket (hereinafter, referred to as “bucket B”) in the temporary table by applying a specific key to a designated hash function, wherein the specific key is extracted from a received packet, and to transmit the received packet by obtaining destination information from bucket B at the determined location in the temporary table.

Abstract translation: 软件路由器包括被配置为包括由一个或多个桶（以下称为“桶A”）组成的散列表的主存储器，其中每个桶存储映射了唯一密钥的目的地信息; 以及中央处理单元（CPU），被配置为包括存储在哈希表中的目的地信息的临时表，用于通过应用一个或多个临时表来确定一个桶的位置（以下称为“桶B”） 指定散列函数的特定密钥，其中从接收到的分组中提取特定密钥，并且通过从临时表中的确定位置处的来自桶B的获取目的地信息来发送所接收的分组。

公开(公告)号：US20180054386A1

公开(公告)日：2018-02-22

申请号：US15671875

申请日：2017-08-08

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Hyun Yong LEE ,  Bhum Cheol LEE ,  Kang Il CHOI

IPC: H04L12/743 ,  H04L12/771 ,  H04L12/755

CPC classification number: H04L45/7453 ,  H04L45/021 ,  H04L45/56

Abstract: Provided is a table lookup method for a set membership query and a table lookup apparatus using the same. The table lookup apparatus includes a storage configured to store a first table and a second table, which include information needed for responding to a set membership query, and a controller configured to, when a set membership query for an element occurs, search the first table and the second table and output set information corresponding to the element, wherein the first table includes information about at least one element stored in each entry thereof according to a partial hash key of the at least one element, and the second table stores the at least one element and set information corresponding to the at least one element.

公开(公告)号：US20150074166A1

公开(公告)日：2015-03-12

申请号：US14247500

申请日：2014-04-08

Applicant: Electronics and Telecommunications Research Institute

Inventor： Jung Hee LEE ,  Bhum Cheol LEE ,  Young Ho PARK ,  Sang-Min LEE ,  Kang Il CHOI ,  Seung-Woo LEE

IPC: H04L29/06

CPC classification number: H04L49/00

Abstract: An apparatus for processing multi-layer data, the apparatus comprising: a lower layer switch configured to classify lower layer data based on frame or packet from multi-layer data having different properties for switching processing; and an upper layer switch configured to generate flows of the multi-layer data having different properties based on upper layer information or lower layer information.

Abstract translation: 一种用于处理多层数据的装置，所述装置包括：下层交换机，被配置为基于具有不同属性的多层数据的帧或分组对切换处理的下层数据进行分类; 以及上层交换机，被配置为基于上层信息或下层信息生成具有不同属性的多层数据的流。

公开(公告)号：US20200174856A1

公开(公告)日：2020-06-04

申请号：US16561431

申请日：2019-09-05

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Kang Il CHOI ,  Sun Me KIM ,  Hee Young JUNG

IPC: G06F9/54

Abstract: The present invention relates to a system and method of delivering network data and, more particularly, to a scalable event delivery system and method supporting flexibility. The scalable event delivery system supporting flexibility includes, among a common core module, a convenience core module, a scale core module, and an extension function module, each being a function module considering a property of each of event processing functions, an event delivery system module configured by combining two or more modules including at least the common core module on the basis of a specific event processing environment; and a processor performing the specific event processing by using the event delivery system module. The scalable event delivery system supporting flexibility further includes a network adaptation module and a protocol adaptation module.

公开(公告)号：US20160154662A1

公开(公告)日：2016-06-02

申请号：US14737663

申请日：2015-06-12

Applicant: Electronics and Telecommunications Research Institute

Inventor： Kang Il CHOI ,  Jong Geun PARK ,  Bhum Cheol LEE ,  Sang Min LEE ,  Jung Hee LEE

IPC: G06F9/455 ,  G06F9/50

CPC classification number: G06F9/45558 ,  G06F9/5077 ,  G06F2009/45595

Abstract: Provided is a device and a method for providing network virtualization, in which a method of dynamically mapping a processor includes extracting tenant information on a tenant and information on a virtual machine (VM) generated by a Cloud OS or controller; classifying virtual machine queues (VMQs) and processors to process the VMQs by tenant, and dynamically mapping the VMQs onto the processors by tenant.

Abstract translation: 提供了一种用于提供网络虚拟化的设备和方法，其中动态地映射处理器的方法包括提取租户的租户信息和由Cloud OS或控制器生成的虚拟机（VM）上的信息; 分类虚拟机队列（VMQ）和处理器来处理租户的VMQ，并且通过租户将VMQ动态地映射到处理器上。

公开(公告)号：US20150055775A1

公开(公告)日：2015-02-26

申请号：US14063777

申请日：2013-10-25

Applicant: Electronics and Telecommunications Research Institute

Inventor： Kang Il CHOI ,  Bhum Cheol Lee ,  Seung Woo Lee ,  Young Ho Park ,  Jung Hee Lee ,  Sang Min Lee

IPC: H04L9/30

CPC classification number: H04L9/0894

Abstract: An exemplary embodiment provides an image processing apparatus, including: a first detector configured to detect a privacy image from a first image when the first image is input; a protection processor configured to scramble the privacy image to a privacy protection image using a scrambling key when the privacy image is detected; and an encryption processor configured to create a second image in which the first image including the privacy protection image is encrypted using an encryption key.

Abstract translation: 一个示例性实施例提供一种图像处理装置，包括：第一检测器，被配置为当输入第一图像时从第一图像检测隐私图像; 保护处理器，被配置为当检测到隐私图像时，使用加扰密钥将隐私图像加密到隐私保护图像; 以及加密处理器，被配置为创建第二图像，其中使用加密密钥对包括所述隐私保护图像的所述第一图像进行加密。

公开(公告)号：US20140376555A1

公开(公告)日：2014-12-25

申请号：US14311281

申请日：2014-06-21

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Kang Il CHOI ,  Bhum Cheol LEE ,  Jung Hee LEE ,  Sang-Min LEE ,  Seung-Woo LEE ,  Young Ho PARK

IPC: H04L12/721 ,  H04L12/931

CPC classification number: H04L45/66 ,  H04L49/70

Abstract: A network function virtualization device includes at least one network function virtual machine; and a network function flow switch configured to receive flows and to switch the flows to the at least one network function virtual machine, and a network functions virtualization method for applying the virtualized network function to the flows.

Abstract translation: 网络功能虚拟化设备包括至少一个网络功能虚拟机; 以及网络功能流交换机，被配置为接收流并将流切换到所述至少一个网络功能虚拟机，以及网络功能虚拟化方法，用于将所述虚拟化网络功能应用于所述流。

公开(公告)号：US20220358161A1

公开(公告)日：2022-11-10

申请号：US17556342

申请日：2021-12-20

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Kang Il CHOI ,  Jung Hee LEE ,  Yong Bin YIM

IPC: G06F16/901 ,  G06F9/448

Abstract: Disclosed herein are a method and apparatus for data slicing in an information centric network (ICN) system. According to the present disclosure, the method may include, by an IoT terminal device provided in the ICN system, receiving a creation request for slice data from an application, processing registration of the slice data, and processing publication of the slice data, wherein the slice data may include sensor data that are created from at least one sensor node at every predetermined time unit.

公开(公告)号：US20150277954A1

公开(公告)日：2015-10-01

申请号：US14621877

申请日：2015-02-13

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Kang Il CHOI ,  Bhum Cheol LEE ,  Jung Hee LEE ,  Jong Geun PARK ,  Sang Min LEE

IPC: G06F9/455 ,  H04L12/54

CPC classification number: G06F9/45558 ,  G06F2009/45595 ,  H04L49/70 ,  H04L49/90

Abstract: An apparatus and a method for mapping of a tenant based dynamic processor, which classify virtual machine multi queues and processors processing the corresponding multi queues for each tenant that one or more virtual machines are belonged to, dynamically map the virtual machine multi queues that belong to the corresponding tenant to multi processors that belong to the corresponding tenant based on total usages of a network and a processor for each tenant to provide network virtualization to assure network traffic processing of virtual machines, that belong to the same tenant not to be influenced by congestion of network traffic that belongs to another tenant.

Abstract translation: 一种用于映射基于租户的动态处理器的装置和方法，所述动态处理器对虚拟机多队列进行分类，并处理对于一个或多个虚拟机属于的每个租户的相应多队列的处理器，动态地映射属于 根据网络的总用途和相应租户的相应租户对应的租户，为每个租户提供网络虚拟化，以确保属于相同租户的网络流量处理不受拥堵影响 属于另一个租户的网络流量。

公开(公告)号：US20150212834A1

公开(公告)日：2015-07-30

申请号：US14603974

申请日：2015-01-23

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Sang Min LEE ,  Jung Hee LEE ,  Kang Il CHOI ,  Bhum Cheol LEE

IPC: G06F9/445

CPC classification number: G06F9/44526 ,  G06F9/45558 ,  G06F2009/45595

Abstract: Provided is an interoperation method of a network device performed by a computing device including a cloud operating system (OS) in a cloud environment. An interoperation method of a network device based on a plug-in and performed by a computing device including a cloud OS includes acquiring control information of a different type of network device not supporting an instruction of the plug-in among network devices connected to the computing device, receiving an instruction from the cloud OS, converting the received instruction into an instruction for the network device based on the acquired control information, and providing the converted instruction to the network device. Therefore, the cloud OS can cause the computing device to simultaneously interoperate with several network devices through the plug-in.

Abstract translation: 提供了由云环境中的包括云操作系统（OS）的计算设备执行的网络设备的互操作方法。 基于插件并由包括云OS的计算设备执行的网络设备的互操作方法包括获取不支持连接到计算的网络设备之间的插件指示的不同类型的网络设备的控制信息 设备，从云OS接收指令，基于获取的控制信息将接收到的指令转换成网络设备的指令，并将转换的指令提供给网络设备。 因此，云操作系统可以使计算设备通过插件同时与多个网络设备进行互操作。