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1. 发明授权

US08938071B2 Method for updating air interface key, core network node and radio access system 有权
标题翻译：更新空中接口密钥，核心网节点和无线接入系统的方法
公开(公告)号：US08938071B2
公开(公告)日：2015-01-20
申请号：US13702842
申请日：2011-03-09
申请人： Chengyan Feng , Lu Gan
发明人： Chengyan Feng , Lu Gan
IPC分类号： H04L29/06 , H04L9/08 , H04W12/04 , H04W36/00 , H04W12/08
CPC分类号： H04L9/0816 , H04W12/04 , H04W12/08 , H04W36/0038
摘要： The disclosure discloses a method for updating an air interface key, a core network node and a radio access system, wherein the method for updating an air interface key comprises: a core network node receives a relocation complete indication message from a target RNC (S502), the relocation complete indication message is configured to indicate the successful relocation of User Equipment (UE) from a source RNC to the target RNC; the core network node uses the saved traditional key and the current enhanced key to calculate a next hop enhanced key (S504); the core network node sends the next hop enhanced key to the target RNC (S506). Through the disclosure, the forward security of users is guaranteed effectively, thus the communication security of the radio access system is improved overall.
摘要翻译：本发明公开了一种用于更新空中接口密钥，核心网络节点和无线电接入系统的方法，其中用于更新空中接口密钥的方法包括：核心网络节点从目标RNC接收重定位完成指示消息（S502）重定位完成指示消息被配置为指示用户设备（UE）从源RNC到目标RNC的成功重定位; 核心网节点使用保存的传统密钥和当前增强密钥来计算下一跳增强密钥（S504）; 核心网络节点向目标RNC发送下一跳增强密钥（S506）。通过披露，有效保证了用户的前向安全，从而提高了无线接入系统的通信安全性。

2. 发明授权

US08565433B2 Method and system for managing air interface key 有权
标题翻译：管理空中接口密钥的方法和系统
公开(公告)号：US08565433B2
公开(公告)日：2013-10-22
申请号：US13257904
申请日：2010-12-14
申请人： Chengyan Feng , Lu Gan
发明人： Chengyan Feng , Lu Gan
IPC分类号： H04K1/00
CPC分类号： H04W12/04 , H04W92/10
摘要： A method and system for managing an air interface key are provided in the present invention, which relate to the communication field; the method including: a serving GPRS Support Node+ (SGSN+) or a Mobile Switching Centre/Visitor Location Register+ (MSC/VLR+) transmits a key distributing message to a Radio Network Controller+ (RNC+), wherein the message carries at least one of an intermediate key KASMEU, a ciphering key CKU or an integrity key IKU.
摘要翻译：本发明提供了一种用于管理空中接口密钥的方法和系统，涉及通信领域; 该方法包括：服务GPRS支持节点+（SGSN +）或移动交换中心/访问者位置寄存器+（MSC / VLR +）向无线网络控制器+（RNC +）发送密钥分发消息，其中消息携带中间密钥KASMEU，加密密钥CKU或完整性密钥IKU。

3. 发明授权

US08452007B2 Security key generating method, device and system 有权
标题翻译：安全密钥生成方法，设备和系统
公开(公告)号：US08452007B2
公开(公告)日：2013-05-28
申请号：US12988051
申请日：2008-12-30
申请人： Lu Gan , Zhongda Du , Xiang Cheng , Yazhu Ke
发明人： Lu Gan , Zhongda Du , Xiang Cheng , Yazhu Ke
IPC分类号： H04L29/06 , H04L29/00 , H04L9/32
CPC分类号： H04L63/06 , H04L9/0838 , H04L2209/80 , H04W12/04 , H04W36/0038
摘要： A security key generating method, device and system are provided, wherein, the method is used for generating a security key in the process of the handover to an EUTRAN network from other network, the method includes: an MME generates a security key based on a root key KASME of the EUTRAN network, a specific value and/or other parameters and transmits a handover request message carrying the security key to a target evolved Node B, i.e. eNB; a UE generates the security key which used by the target eNB based on the root key KASME of the EUTRAN network, the specific value and/or other parameters. The application of the present invention adopts a specific value, KASME and/or other parameters to output a security key, which can solve the problem existed in the related technology, the problem is that the middle security key used by access layer while handover between different access system can not be generated, and then it can not realize the security protection of the access layer. So the application of the present invention makes the signaling and/or data of the access layer be efficiently protected, thereby improving the security of the access layer.
摘要翻译：提供了一种安全密钥生成方法，设备和系统，其中，该方法用于在从其他网络切换到EUTRAN网络的过程中生成安全密钥，该方法包括：MME生成基于 EUTRAN网络的根密钥KASME，特定值和/或其他参数，并将携带安全密钥的切换请求消息发送到目标演进节点B，即eNB; UE根据EUTRAN网络的根密钥KASME，特定值和/或其它参数生成目标eNB使用的安全密钥。本发明的应用采用具体的值，KASME和/或其他参数来输出安全密钥，这可以解决相关技术中存在的问题，问题是接入层使用的中间安全密钥在不同的切换之间无法生成接入系统，无法实现接入层的安全保护。因此，本发明的应用使得接入层的信令和/或数据被有效地保护，从而提高接入层的安全性。

4. 发明申请

US20120328103A1 Method and System for Managing Air Interface Key 有权
标题翻译：空中接口密钥管理方法与系统
公开(公告)号：US20120328103A1
公开(公告)日：2012-12-27
申请号：US13257904
申请日：2010-12-14
申请人： Chengyan Feng , Lu Gan
发明人： Chengyan Feng , Lu Gan
IPC分类号： H04K1/00
CPC分类号： H04W12/04 , H04W92/10
摘要： A method and system for managing an air interface key are provided in the present invention, which relate to the communication field; the method including: a serving GPRS Support Node+ (SGSN+) or a Mobile Switching Centre/Visitor Location Register+ (MSC/VLR+) transmits a key distributing message to a Radio Network Controller+ (RNC+), wherein the message carries at least one of an intermediate key KASMEU, a ciphering key CKU or an integrity key IKU.
摘要翻译：本发明提供了一种用于管理空中接口密钥的方法和系统，涉及通信领域; 该方法包括：服务GPRS支持节点+（SGSN +）或移动交换中心/访问者位置寄存器+（MSC / VLR +）向无线网络控制器+（RNC +）发送密钥分发消息，其中消息携带中间密钥KASMEU，加密密钥CKU或完整性密钥IKU。

5. 发明申请

US20120308007A1 METHOD AND SYSTEM FOR SECURITY PROCESSING DURING RRC CONNECTION RE-ESTABLISHMENT 有权
标题翻译：在RRC连接重建过程中的安全处理方法与系统
公开(公告)号：US20120308007A1
公开(公告)日：2012-12-06
申请号：US13574772
申请日：2010-08-18
申请人： Jinglan Li , Xintai Wang , Lu Gan
发明人： Jinglan Li , Xintai Wang , Lu Gan
IPC分类号： H04W12/08
CPC分类号： H04L63/205 , H04W12/02 , H04W12/10 , H04W36/08 , H04W76/19 , H04W92/10
摘要： This disclosure claims a method for security processing during RRC connection re-establishment, comprising: a UE sends an RRC connection re-establishment request message to the eNB; after receiving the request message, the eNB determines whether an original access layer security algorithm used by the UE is supported by the eNB itself according to the current status and configuration; if supported, the communication protection with UE is implemented via the original access layer security algorithm; if not supported, according to the security capability of UE, the access layer security algorithm which has the highest priority and is supported by the UE is selected from the access layer security algorithms configured by the eNB itself to be the new access layer security algorithm, and the communication protection between the eNB and the UE is implemented by the new access layer security algorithm. This disclosure also claims a system for security processing during the RRC connection re-establishment.
摘要翻译：本公开要求一种在RRC连接重建期间进行安全处理的方法，包括：UE向eNB发送RRC连接重建请求消息; eNB接收到请求消息后，根据当前的状态和配置，确定eNB本身是否支持UE使用的原始接入层安全算法; 如果支持，则通过原始接入层安全算法实现与UE的通信保护; 如果不支持，根据UE的安全能力，从eNB本身配置的接入层安全算法中选择具有最高优先级并由UE支持的接入层安全算法，作为新的接入层安全算法，并且通过新的接入层安全算法来实现eNB与UE之间的通信保护。本公开还要求在RRC连接重建期间进行安全处理的系统。

6. 发明申请

US20110014258A1 GRADIENT COATING FOR BIOMEDICAL APPLICATIONS 有权
标题翻译：用于生物医学应用的梯度涂层
公开(公告)号：US20110014258A1
公开(公告)日：2011-01-20
申请号：US12919927
申请日：2009-02-27
申请人： Lu Gan , Marcus L. Scott , Shilesh C. Jani , Laura S. Whitsitt
发明人： Lu Gan , Marcus L. Scott , Shilesh C. Jani , Laura S. Whitsitt
IPC分类号： A61F2/00 , A01N25/08 , A61K33/00 , A61K33/42 , A01N59/16 , A01N59/20 , A61K33/16 , A61K33/06 , A61K33/10 , A61K33/12 , A61K31/60 , A61K31/485 , A61K31/439 , A61K31/445 , A61K31/405 , A61K31/138 , A61P19/00 , A61P25/04 , A61P31/00 , A61P43/00
CPC分类号： A61L27/30 , A61L27/54 , A61L2300/102 , A61L2300/104 , A61L2300/112 , A61L2300/402 , A61L2300/404 , A61L2300/406 , A61L2300/408 , A61L2300/412 , A61L2300/608 , A61L2420/08
摘要： The present invention provides a coating comprising a bioactive material and an antimicrobial agent, wherein the concentration of said antimicrobial agent varies throughout the thickness of the coating.
摘要翻译：本发明提供了包含生物活性材料和抗微生物剂的涂层，其中所述抗微生物剂的浓度在涂层的整个厚度上变化。

7. 发明授权

US09011965B2 Gradient coating for biomedical applications 有权
标题翻译：用于生物医学应用的梯度涂层
公开(公告)号：US09011965B2
公开(公告)日：2015-04-21
申请号：US12919927
申请日：2009-02-27
申请人： Lu Gan , Marcus L. Scott , Shilesh C. Jani , Laura S. Whitsitt
发明人： Lu Gan , Marcus L. Scott , Shilesh C. Jani , Laura S. Whitsitt
IPC分类号： A61L27/30 , A61L27/54
CPC分类号： A61L27/30 , A61L27/54 , A61L2300/102 , A61L2300/104 , A61L2300/112 , A61L2300/402 , A61L2300/404 , A61L2300/406 , A61L2300/408 , A61L2300/412 , A61L2300/608 , A61L2420/08
摘要： The present invention provides a coating comprising a bioactive material and an antimicrobial agent, wherein the concentration of said antimicrobial agent varies throughout the thickness of the coating.
摘要翻译：本发明提供了包含生物活性材料和抗微生物剂的涂层，其中所述抗微生物剂的浓度在涂层的整个厚度上变化。

8. 发明授权

US08724818B2 Method and system for security processing during RRC connection re-establishment 有权
标题翻译： RRC连接重建期间的安全处理方法和系统
公开(公告)号：US08724818B2
公开(公告)日：2014-05-13
申请号：US13574772
申请日：2010-08-18
申请人： Jinglan Li , Xintai Wang , Lu Gan
发明人： Jinglan Li , Xintai Wang , Lu Gan
IPC分类号： H04L9/00
CPC分类号： H04L63/205 , H04W12/02 , H04W12/10 , H04W36/08 , H04W76/19 , H04W92/10
摘要： This disclosure claims a method for security processing during RRC connection re-establishment, comprising: a UE sends an RRC connection re-establishment request message to the eNB; after receiving the request message, the eNB determines whether an original access layer security algorithm used by the UE is supported by the eNB itself according to the current status and configuration; if supported, the communication protection with UE is implemented via the original access layer security algorithm; if not supported, according to the security capability of UE, the access layer security algorithm which has the highest priority and is supported by the UE is selected from the access layer security algorithms configured by the eNB itself to be the new access layer security algorithm, and the communication protection between the eNB and the UE is implemented by the new access layer security algorithm. This disclosure also claims a system for security processing during the RRC connection re-establishment.
摘要翻译：本公开要求一种在RRC连接重建期间进行安全处理的方法，包括：UE向eNB发送RRC连接重建请求消息; eNB接收到请求消息后，根据当前的状态和配置，确定eNB本身是否支持UE使用的原始接入层安全算法; 如果支持，则通过原始接入层安全算法实现与UE的通信保护; 如果不支持，根据UE的安全能力，从eNB本身配置的接入层安全算法中选择具有最高优先级并由UE支持的接入层安全算法，作为新的接入层安全算法，并且通过新的接入层安全算法来实现eNB与UE之间的通信保护。本公开还要求在RRC连接重建期间进行安全处理的系统。

9. 发明申请

US20130109347A1 Method and System for Updating Air Interface Keys 审中-公开
标题翻译：更新空中接口按键的方法和系统
公开(公告)号：US20130109347A1
公开(公告)日：2013-05-02
申请号：US13257681
申请日：2011-01-13
申请人： Chengyan Feng , Lu Gan
发明人： Chengyan Feng , Lu Gan
IPC分类号： H04W12/04
CPC分类号： H04W12/04 , H04L63/062 , H04L2463/061 , H04W36/0038 , H04W36/10
摘要： A method for updating an air interface key is disclosed in the present invention. The method includes: after a serving radio network controller makes a decision to perform relocation, the serving radio network controller sending key information to a destination radio network controller directly or via a core network node; or the serving radio network controller notifying the core network node to send the key information to the destination radio network controller. The present invention further discloses a system for updating an air interface key, which includes a serving radio network controller and a destination radio network controller; the serving radio network controller is configured to, send key information to the destination radio network controller directly or via a core network node after deciding to perform relocation; or notify the core network node to send the key information after deciding to perform relocation. The present invention can improve the security of the system.
摘要翻译：在本发明中公开了一种用于更新空中接口密钥的方法。该方法包括：服务无线网络控制器做出重定位决定后，服务无线网络控制器直接或通过核心网节点向目的无线网络控制器发送密钥信息; 或服务无线电网络控制器通知核心网络节点向目标无线电网络控制器发送密钥信息。本发明还公开了一种用于更新空中接口密钥的系统，该系统包括服务无线网络控制器和目的无线网络控制器; 服务无线网络控制器被配置为在决定执行重定位之后，直接或经由核心网络节点向目标无线电网络控制器发送密钥信息; 或者在决定执行重定位后通知核心网节点发送密钥信息。本发明可以提高系统的安全性。

10. 发明申请

US20130077785A1 Method for Updating Air Interface Key, Core Network Node and Radio Access System 有权
标题翻译：更新空中接口密钥，核心网络节点和无线电接入系统的方法
公开(公告)号：US20130077785A1
公开(公告)日：2013-03-28
申请号：US13702842
申请日：2011-03-09
申请人： Chengyan Feng , Lu Gan
发明人： Chengyan Feng , Lu Gan
IPC分类号： H04L9/08
CPC分类号： H04L9/0816 , H04W12/04 , H04W12/08 , H04W36/0038
摘要： The disclosure discloses a method for updating an air interface key, a core network node and a radio access system, wherein the method for updating an air interface key comprises: a core network node receives a relocation complete indication message from a target RNC (S502), the relocation complete indication message is configured to indicate the successful relocation of User Equipment (UE) from a source RNC to the target RNC; the core network node uses the saved traditional key and the current enhanced key to calculate a next hop enhanced key (S504); the core network node sends the next hop enhanced key to the target RNC (S506). Through the disclosure, the forward security of users is guaranteed effectively, thus the communication security of the radio access system is improved overall.
摘要翻译：本发明公开了一种用于更新空中接口密钥，核心网络节点和无线电接入系统的方法，其中用于更新空中接口密钥的方法包括：核心网络节点从目标RNC接收重定位完成指示消息（S502）重定位完成指示消息被配置为指示用户设备（UE）从源RNC到目标RNC的成功重定位; 核心网节点使用保存的传统密钥和当前增强密钥来计算下一跳增强密钥（S504）; 核心网络节点向目标RNC发送下一跳增强密钥（S506）。通过披露，有效保证了用户的前向安全，从而提高了无线接入系统的通信安全性。

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