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    • 2. 发明授权
    • 인지 무선 네트워크에서 그룹 단위 동적 채널 할당 방법
    • 动态频谱分配给认知无线电网络组的方法
    • KR101275007B1
    • 2013-06-17
    • KR1020130004227
    • 2013-01-15
    • 엘아이지넥스원 주식회사아주대학교산학협력단
    • 노병희김보성김종연김대영박수범
    • H04W72/04
    • H04W72/087H04W84/18
    • PURPOSE: A group unit dynamic channel allocation method for a wireless network is provided to effectively use limited frequency resources by differently allocating a spectrum regarding the level of the traffic generated in all the nodes within each group. CONSTITUTION: A non-competition channel and a competition channel in a recognition wireless network are allocated to each of groups. The non-competition channel is monopolized with a plurality of the groups. The transmission channel of a first message in the group is assigned to the non-competition channel. The transmission channel of a second message and a third message is allocated to the competition channel. The first message demonstrates high QoS (Quality of Service). The first message is a message in which the delay time and a packet loss rate are not allowed.
    • 目的:提供一种用于无线网络的组单元动态信道分配方法,以通过不同地分配关于在每个组内的所有节点中生成的业务的级别的频谱来有效地使用有限的频率资源。 规定:识别无线网络中的非竞争渠道和竞争渠道分配给每个组。 非竞争渠道垄断了多个群体。 组中的第一消息的传输信道被分配给非竞争信道。 将第二消息和第三消息的传输信道分配给竞争信道。 第一个消息显示了高QoS(服务质量)。 第一个消息是不允许延迟时间和丢包率的消息。
    • 3. 发明授权
    • 분산형 인지 무선 네트워크에서 모델링과 시뮬레이션 프레임워크 기반의 시뮬레이션 장치
    • 基于分布式认证无线网络建模仿真框架的仿真设备
    • KR101299192B1
    • 2013-08-21
    • KR1020120102379
    • 2012-09-14
    • 엘아이지넥스원 주식회사아주대학교산학협력단
    • 박수범김보성권세훈노병희
    • H04W16/22
    • H04W16/22H04W74/0816
    • PURPOSE: A simulation apparatus based on a modeling and simulation framework in distributed cognitive radio networks is provided to simulate a hybrid access protocol. CONSTITUTION: A band selection unit (610) selects a spectrum band among a plurality of predetermined spectrum bands. A detection unit (620) detects virtual traffic that is transmitted to the selected spectrum band from a user node. If it is determined that the selected spectrum band is in an idle state by a result of detection of the virtual traffic, a packet transmission unit (640) transmits a packet through the selected spectrum band. A protocol selection unit (630) selects a spectrum access protocol corresponding to the aforementioned selected spectrum band among a plurality of predetermined spectrum access protocols. [Reference numerals] (610) Band selection unit; (620) Detection unit; (630) Protocol selection unit; (640) Packet transmission unit
    • 目的:提供一种基于分布式认知无线电网络建模和仿真框架的仿真设备,以模拟混合接入协议。 构成:频带选择单元(610)选择多个预定频谱带中的频谱带。 检测单元(620)检测从用户节点发送到所选频谱带的虚拟业务。 如果通过虚拟业务的检测结果确定所选择的频带处于空闲状态,则分组发送单元(640)通过所选择的频带发送分组。 协议选择单元(630)在多个预定频谱接入协议中选择与上述选择的频带对应的频谱接入协议。 (参考数字)(610)频带选择单元; (620)检测单元; (630)协议选择单元; (640)分组传输单元
    • 4. 发明授权
    • 분산형 인지 무선 네트워크에서 모델링과 시뮬레이션 프레임워크 기반의 시뮬레이션 방법
    • 基于分布式认证无线网络中建模与仿真框架的模拟方法
    • KR101292071B1
    • 2013-08-01
    • KR1020120102406
    • 2012-09-14
    • 엘아이지넥스원 주식회사아주대학교산학협력단
    • 박수범김보성권세훈노병희
    • H04W16/22
    • H04W16/22H04W74/0816
    • PURPOSE: A simulation method based on modeling and simulation framework in a distributed recognition wireless network is provided to offer modeling and simulation framework capable of reflecting performance element of recognition wireless technology in a distributed recognition wireless network. CONSTITUTION: A main user node generates virtual traffic with respect to a corresponding spectral range (S410). The main user node transmits the virtual traffic to the corresponding spectral range. A sub user node selects one spectral range in the plurality of spectral ranges (S420). The sub user node confirms an idle state of the selected spectral range according to detection of the virtual traffic transmitted to the selected spectral range (S440). If the selected spectral range is confirmed to be the idle state, the sub user node transmits a packet through the selected spectral range (S460). [Reference numerals] (AA) Start; (BB) End; (S410) Transmit to a spectral range by generating virtual traffic in a main user node; (S420) Select the spectral range in the spectral range; (S430) Sense a presence of the virtual traffic of the spectral range selected in a sub user node; (S440) Is the spectral range idle?; (S450) Select a spectral access protocol; (S460) Transmit a packet to the selected spectral range using selected spectral access protocol
    • 目的:提出一种基于分布式识别无线网络建模与仿真框架的仿真方法,提供能够反映分布式识别无线网络识别无线技术性能要素的建模与仿真框架。 构成:主用户节点相对于相应的光谱范围产生虚拟通信量(S410)。 主用户节点将虚拟业务传输到相应的光谱范围。 子用户节点选择多个光谱范围中的一个光谱范围(S420)。 子用户节点根据发送到所选频谱范围的虚拟业务的检测确认所选频谱范围的空闲状态(S440)。 如果选择的频谱范围被确认为空闲状态,则子用户节点通过所选择的频谱范围发送分组(S460)。 (附图标记)(AA)开始; (BB)结束; (S410)通过在主用户节点中产生虚拟业务来发送到频谱范围; (S420)选择光谱范围内的光谱范围; (S430)检测在子用户节点中选择的频谱范围的虚拟业务的存在; (S440)光谱范围是否空闲? (S450)选择光谱接入协议; (S460)使用所选频谱访问协议将分组发送到所选择的频谱范围
    • 5. 发明授权
    • 인지 무선 네트워크에서의 스팩트럼 선택 장치
    • 用于选择认知无线电网络中的频谱的设备
    • KR101274984B1
    • 2013-06-17
    • KR1020130002004
    • 2013-01-08
    • 엘아이지넥스원 주식회사아주대학교산학협력단
    • 노병희김보성권세훈유영빈박수범
    • H04W72/02
    • H04W72/02H04W72/0446H04W72/0453
    • PURPOSE: A spectrum selection device for a recognition wireless network is provided to sense a spectrum without additional control messages by considering hardware limitations. CONSTITUTION: A channel allocating unit (201) allocates an initial channel to a recognition wireless network. When a set period comprising timeslots passes, the channel allocating unit allocates the initial channel again. A sensing unit (202) senses the channel of the time slot regarding the set channel selection method during the set period. The set channel selection method senses an idle channel from the time slot when the sensed time slot is the idle channel. [Reference numerals] (201) Channel allocating unit; (202) Sensing unit; (220) Communication unit
    • 目的:提供用于识别无线网络的频谱选择装置,以通过考虑硬件限制来感测频谱而不需要额外的控制消息。 构成:信道分配单元(201)向识别无线网络分配初始信道。 当包括时隙的设定时段通过时,信道分配单元再次分配初始信道。 感测单元(202)在设定的时段期间感测关于所设置的频道选择方法的时隙的频道。 当所感测的时隙是空闲信道时,所设置的信道选择方法从时隙感测空闲信道。 (附图标记)(201)信道分配单元; (202)感应单元; (220)通讯单元
    • 6. 发明授权
    • 인지 무선 네트워크에서의 스팩트럼 선택 방법
    • 在认知无线电网络中选择频谱的方法
    • KR101284835B1
    • 2013-07-10
    • KR1020130002006
    • 2013-01-08
    • 엘아이지넥스원 주식회사아주대학교산학협력단
    • 노병희김보성권세훈유영빈박수범
    • H04W72/02
    • H04W72/02H04W72/0446H04W72/0453
    • PURPOSE: A spectrum selection method in a recognition wireless network is provided to independently select a spectrum and detect without additional control message by considering hardware restriction such as portability, mobility, power consumption and et cetera. CONSTITUTION: Whether a channel is an idle channel or not is detected in a time slot according to a predetermined channel selection method for a predetermined period consisting of the time slot. Communication is performed through the idle channel. An initial channel is assigned when the predetermined period passes. The predetermined channel selection method is a method detecting whether the next time slot is an idle channel or not with respect to the same channel when the detected time slot is an idle channel.
    • 目的:提供识别无线网络中的频谱选择方法,通过考虑诸如便携性,移动性,功耗等硬件限制,独立地选择频谱并且无附加控制消息进行检测。 构成:在由时隙组成的预定时间段内,根据预定频道选择方法,在时隙中检测频道是否为空闲频道。 通过空闲通道执行通信。 当预定时间段过去时分配初始信道。 预定信道选择方法是当检测到的时隙是空闲信道时,相对于相同信道检测下一个时隙是否为空闲信道的方法。
    • 7. 发明授权
    • 인지 무선 네트워크에서 그룹 단위 동적 채널 할당 장치
    • 动态频谱分配到认证无线电网络组的设备
    • KR101272282B1
    • 2013-06-07
    • KR1020130004224
    • 2013-01-15
    • 엘아이지넥스원 주식회사아주대학교산학협력단
    • 노병희김보성김종연김대영박수범
    • H04W72/04
    • H04W72/087H04W84/18
    • PURPOSE: A group unit dynamic channel assignment device for a cognitive wireless network is provided to assign spectrums to each group regarding the level of traffic generated by all the nodes within each group. CONSTITUTION: A group assignment unit (201) allocates a non-contention channel and a contention channel to each group. The non-contention channel is occupied by a plurality of groups. A first channel assignment unit (202) assigns a transmission channel of a first message to the non-contention channel. A second channel assignment unit (203) allocates the contention channel to transmission channels of a second message and a third message. [Reference numerals] (201) Group assignment unit; (202) First channel assignment unit; (203) Second channel assignment unit; (AA) First group; (BB) N-th group
    • 目的:提供用于认知无线网络的组单元动态信道分配设备,用于向每个组分配关于由每个组内的所有节点生成的流量的级别的频谱。 构成:组分配单元(201)向每个组分配非争用频道和争用频道。 非竞争信道被多个组占用。 第一信道分配单元(202)将第一消息的传输信道分配给非竞争信道。 第二信道分配单元(203)将争用信道分配给第二消息和第三消息的传输信道。 (附图标记)(201)组分配单元; (202)第一信道分配单元; (203)第二信道分配单元; (AA)第一组; (BB)第N组
    • 8. 发明授权
    • 데이터 전송 장치
    • 发送数据的装置
    • KR101287916B1
    • 2013-07-19
    • KR1020120074988
    • 2012-07-10
    • 엘아이지넥스원 주식회사한국과학기술원
    • 박수범신봉진옥정슬이융
    • H04K3/00H04W74/08
    • H04K3/60H04W40/246H04W74/08H04W84/18
    • PURPOSE: A data transmission device is provided to reduce probability of occurrence of deaf using only a channel used in the maximum transmission. CONSTITUTION: A judgment unit (220) judges availability of a data channel by analyzing a response message. If it is judged as the response message is not received, a collision warning message is received or the data channel is not available, a jamming unit (230) transmits a jamming signal to data reception node and first neighboring nodes. If it is judged as the response message is received and the collision warning message is not received and the data channel use is available, a data transmission unit (240) transmits data to the data to the data reception node. [Reference numerals] (210) Inquiry unit; (220) Judgment unit; (230) Jamming unit; (240) Data transmission unit; (250) Power unit; (260) Main control unit
    • 目的:提供一种数据传输设备,用于仅使用最大传输中使用的信道来减少聋人的出现概率。 构成:判断单元(220)通过分析响应消息来判断数据信道的可用性。 如果判断为没有接收到响应消息,则接收到冲突警告消息或数据信道不可用,则干扰单元(230)向数据接收节点和第一相邻节点发送干扰信号。 如果判断为接收到响应消息并且没有接收到冲突警告消息并且数据信道使用可用,则数据传输单元(240)将数据发送到数据接收节点。 (附图标记)(210)查询单元; (220)判决单位; (230)干扰单元; (240)数据传输单元; (250)动力单元; (260)主控单元