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1. 发明申请

US20110179208A1 TIME DIVISION MULTIPLEXING BASED ARBITRATION FOR SHARED OPTICAL LINKS 有权
标题翻译：时分多路复用基于共享光链路的仲裁
公开(公告)号：US20110179208A1
公开(公告)日：2011-07-21
申请号：US12688749
申请日：2010-01-15
申请人： Pranay Koka , Michael Oliver McCracken , Herbert Dewitt Schwetman, JR. , Xuezhe Zheng , Ashok Krishnamoorthy
发明人： Pranay Koka , Michael Oliver McCracken , Herbert Dewitt Schwetman, JR. , Xuezhe Zheng , Ashok Krishnamoorthy
IPC分类号： G06F13/372
CPC分类号： H04J3/1682 , G06F15/17381 , H04J14/08
摘要： A method for arbitration including selecting, for an arbitration interval corresponding to a timeslot, a sending node from a plurality of sending nodes in an arbitration domain, where the plurality of sending nodes include a plurality of source counters; broadcasting, by the sending node and in response to selecting the sending node, a transmitter arbitration request for the timeslot during the arbitration interval; receiving, by the plurality of sending nodes, the transmitter arbitration request; incrementing the plurality of source counters in response to receiving the transmitter arbitration request; and sending, during the timeslot, a data item from the sending node to a receiving node via an optical data channel.
摘要翻译：一种仲裁方法，包括从仲裁域中的多个发送节点中选择对应于时隙的仲裁间隔的发送节点，其中所述多个发送节点包括多个源计数器; 由发送节点广播并响应于选择发送节点在仲裁间隔期间对时隙的发射机仲裁请求; 由所述多个发送节点接收所述发射机仲裁请求; 响应于接收到发射机仲裁请求而递增所述多个源计数器; 以及在所述时隙期间经由光学数据信道从所述发送节点发送到接收节点的数据项。

2. 发明授权

US08824496B2 Two-phase arbitration mechanism for shared optical links 有权
标题翻译：共享光链路的两相仲裁机制
公开(公告)号：US08824496B2
公开(公告)日：2014-09-02
申请号：US12610124
申请日：2009-10-30
申请人： Pranay Koka , Michael Oliver McCracken , Herbert Dewitt Schwetman, Jr. , Xuezhe Zheng , Ashok Krishnamoorthy
发明人： Pranay Koka , Michael Oliver McCracken , Herbert Dewitt Schwetman, Jr. , Xuezhe Zheng , Ashok Krishnamoorthy
IPC分类号： H04L12/43
CPC分类号： H04J14/0256 , H04J14/0204 , H04J14/0205 , H04J14/0212 , H04J14/0267 , H04Q2213/1301
摘要： A method for arbitration in an arbitration domain. The method includes: receiving, by each node of a plurality of nodes in the arbitration domain, an arbitration request from each sending node of the plurality of nodes in the arbitration domain, where the plurality of nodes in the arbitration domain each use a shared data channel to send data to a set of receiving nodes; assigning, by each node in the arbitration domain, consecutive time slots to each sending node based on a plurality of priorities assigned to the plurality of nodes in the arbitration domain; for each time slot: sending, from the arbitration domain, a switch request to a receiving node designated by the sending node, where the receiving node is in the set of receiving nodes; and sending, by the sending node, data to the receiving node via the shared data channel during the time slot.
摘要翻译：仲裁域仲裁的方法。该方法包括：由仲裁域中的多个节点的每个节点接收来自仲裁域中的多个节点的每个发送节点的仲裁请求，其中仲裁域中的多个节点都使用共享数据通道将数据发送到一组接收节点; 基于分配给仲裁域中的多个节点的多个优先级，将仲裁域中的每个节点分配给每个发送节点的连续时隙; 对于每个时隙：从所述仲裁域发送切换请求到由所述发送节点指定的接收节点，其中所述接收节点在所述接收节点集合中; 并且在该时隙期间，由发送节点将数据经由共享数据信道发送到接收节点。

3. 发明授权

US08285140B2 Shared-source-row optical data channel organization for a switched arbitrated on-chip optical network 有权
标题翻译：用于交换仲裁的片上光网络的共享源行光数据信道组织
公开(公告)号：US08285140B2
公开(公告)日：2012-10-09
申请号：US12723591
申请日：2010-03-12
申请人： Michael Oliver McCracken , Pranay Koka , Herbert Dewitt Schwetman, Jr. , Xuezhe Zheng , Ashok Krishnamoorthy
发明人： Michael Oliver McCracken , Pranay Koka , Herbert Dewitt Schwetman, Jr. , Xuezhe Zheng , Ashok Krishnamoorthy
IPC分类号： H04J14/00
CPC分类号： H04Q11/0062 , H04Q11/0005 , H04Q2011/005 , H04Q2011/0058 , H04Q2011/0064
摘要： A system including first and second sending nodes, a horizontal optical data link (ODL) having optical signals propagating in opposite directions in first and second waveguide segments, a vertical ODL having optical signals propagating in the same direction throughout third and fourth waveguide segments, a first optical output switch operatively connecting the first sending node and the first waveguide segment and configured to switch first data item onto the first waveguide segment during a first timeslot, a second optical output switch operatively connecting the second sending node and the second waveguide segment and configured to switch second data item onto the second waveguide segment during a second timeslot, and an optical coupler pair operatively connecting the first and second waveguide segments to the third and fourth waveguide segments, respectively, and redirecting the first and the second data items from the horizontal to the vertical ODL.
摘要翻译：一种包括第一和第二发送节点的系统，具有在第一和第二波导段中以相反方向传播的光信号的水平光数据链路（ODL），具有沿相同方向在第三和第四波导段传播的光信号的垂直ODL，第一光输出开关，其可操作地连接第一发送节点和第一波导段，并且被配置为在第一时隙期间将第一数据项切换到第一波导段上;第二光输出开关，可操作地连接第二发送节点和第二波导段，在第二时隙期间将第二数据项切换到第二波导段上，以及光耦合器对，将第一和第二波导段分别可操作地连接到第三和第四波导段，并将第一和第二数据项从水平方向重定向到垂直ODL。

4. 发明申请

US20110103397A1 TWO-PHASE ARBITRATION MECHANISM FOR A SHARED OPTICAL LINKS 有权
标题翻译：用于共享光链路的两相仲裁机制
公开(公告)号：US20110103397A1
公开(公告)日：2011-05-05
申请号：US12610124
申请日：2009-10-30
申请人： Pranay Koka , Michael Oliver McCracken , Herbert DeWitt Schwetman, JR. , Xuezhe Zheng , Ashok Krishnamoorthy
发明人： Pranay Koka , Michael Oliver McCracken , Herbert DeWitt Schwetman, JR. , Xuezhe Zheng , Ashok Krishnamoorthy
IPC分类号： H04L12/43
CPC分类号： H04J14/0256 , H04J14/0204 , H04J14/0205 , H04J14/0212 , H04J14/0267 , H04Q2213/1301
摘要： A method for arbitration in an arbitration domain. The method includes: receiving, by each node of a plurality of nodes in the arbitration domain, an arbitration request from each sending node of the plurality of nodes in the arbitration domain, where the plurality of nodes in the arbitration domain each use a shared data channel to send data to a set of receiving nodes; assigning, by each node in the arbitration domain, consecutive time slots to each sending node based on a plurality of priorities assigned to the plurality of nodes in the arbitration domain; for each time slot: sending, from the arbitration domain, a switch request to a receiving node designated by the sending node, where the receiving node is in the set of receiving nodes; and sending, by the sending node, data to the receiving node via the shared data channel during the time slot.
摘要翻译：仲裁域仲裁的方法。该方法包括：由仲裁域中的多个节点的每个节点接收来自仲裁域中的多个节点的每个发送节点的仲裁请求，其中仲裁域中的多个节点都使用共享数据通道将数据发送到一组接收节点; 基于分配给仲裁域中的多个节点的多个优先级，将仲裁域中的每个节点分配给每个发送节点的连续时隙; 对于每个时隙：从所述仲裁域向所述发送节点指定的接收节点发送切换请求，其中所述接收节点在所述接收节点集合中; 并且在该时隙期间，由发送节点将数据经由共享数据信道发送到接收节点。

5. 发明授权

US08473659B2 Time division multiplexing based arbitration for shared optical links 有权
标题翻译：基于时分复用的共享光链路仲裁
公开(公告)号：US08473659B2
公开(公告)日：2013-06-25
申请号：US12688749
申请日：2010-01-15
申请人： Pranay Koka , Michael Oliver McCracken , Herbert Dewitt Schwetman, Jr. , Xuezhe Zheng , Ashok Krishnamoorthy
发明人： Pranay Koka , Michael Oliver McCracken , Herbert Dewitt Schwetman, Jr. , Xuezhe Zheng , Ashok Krishnamoorthy
IPC分类号： G06F13/372
CPC分类号： H04J3/1682 , G06F15/17381 , H04J14/08
摘要： A method for arbitration including selecting, for an arbitration interval corresponding to a timeslot, a sending node from a plurality of sending nodes in an arbitration domain, where the plurality of sending nodes include a plurality of source counters; broadcasting, by the sending node and in response to selecting the sending node, a transmitter arbitration request for the timeslot during the arbitration interval; receiving, by the plurality of sending nodes, the transmitter arbitration request; incrementing the plurality of source counters in response to receiving the transmitter arbitration request; and sending, during the timeslot, a data item from the sending node to a receiving node via an optical data channel.
摘要翻译：一种仲裁方法，包括从仲裁域中的多个发送节点中选择对应于时隙的仲裁间隔的发送节点，其中所述多个发送节点包括多个源计数器; 由发送节点广播并响应于选择发送节点在仲裁间隔期间对时隙的发射机仲裁请求; 由所述多个发送节点接收所述发射机仲裁请求; 响应于接收到发射机仲裁请求而递增所述多个源计数器; 以及在所述时隙期间经由光学数据信道从所述发送节点发送到接收节点的数据项。

6. 发明授权

US08406623B2 Data channel organization for a switched arbitrated on-chip optical network 有权
标题翻译：用于交换仲裁的片上光网络的数据信道组织
公开(公告)号：US08406623B2
公开(公告)日：2013-03-26
申请号：US12707554
申请日：2010-02-17
申请人： Pranay Koka , Michael Oliver McCracken , Herbert Dewitt Schwetman, Jr. , Xuezhe Zheng , Ashok Krishnamoorthy
发明人： Pranay Koka , Michael Oliver McCracken , Herbert Dewitt Schwetman, Jr. , Xuezhe Zheng , Ashok Krishnamoorthy
IPC分类号： H04J14/00
CPC分类号： H04Q11/0062 , H04J14/0206 , H04J14/0212 , H04J14/0227 , H04Q2011/009
摘要： A system for optical data communication, including: a first sending node including a first data item for transmission to a first receiving node during a first timeslot; a second sending node including a second data item for transmission during a second timeslot; a first optical data link (ODL) and a second ODL; a first output switch configured to switch the first data item from the first sending node onto the first ODL during the first timeslot; a second output switch configured to switch the second data item from the second sending node onto the first ODL during the second timeslot; an optical coupler connecting the first and second ODL; and a first input switch operatively connecting the first receiving node with the second ODL and configured to switch the first data item from the second ODL to the first receiving node during the first timeslot.
摘要翻译：一种用于光数据通信的系统，包括：第一发送节点，包括用于在第一时隙期间传输到第一接收节点的第一数据项; 第二发送节点，包括用于在第二时隙期间传输的第二数据项; 第一光学数据链路（ODL）和第二ODL; 第一输出开关，被配置为在第一时隙期间将第一数据项从第一发送节点切换到第一ODL; 第二输出开关，被配置为在所述第二时隙期间将所述第二数据项从所述第二发送节点切换到所述第一ODL; 连接第一和第二ODL的光耦合器; 以及第一输入开关，其可操作地将所述第一接收节点与所述第二ODL连接并且被配置为在所述第一时隙期间将所述第一数据项从所述第二ODL切换到所述第一接收节点。

7. 发明申请

US20110200332A1 SHARED-SOURCE-ROW OPTICAL DATA CHANNEL ORGANIZATION FOR A SWITCHED ARBITRATED ON-CHIP OPTICAL NETWORK 有权
标题翻译：用于切换的仲裁在线光网络的共享光盘数据通道组织
公开(公告)号：US20110200332A1
公开(公告)日：2011-08-18
申请号：US12723591
申请日：2010-03-12
申请人： Michael Oliver McCracken , Pranay Koka , Herbert Dewitt Schwetman , Xuezhe Zheng , Ashok Krishnamoorthy
发明人： Michael Oliver McCracken , Pranay Koka , Herbert Dewitt Schwetman , Xuezhe Zheng , Ashok Krishnamoorthy
IPC分类号： H04J14/08
CPC分类号： H04Q11/0062 , H04Q11/0005 , H04Q2011/005 , H04Q2011/0058 , H04Q2011/0064
摘要： A system including first and second sending nodes, a horizontal optical data link (ODL) having optical signals propagating in opposite directions in first and second waveguide segments, a vertical ODL having optical signals propagating in the same direction throughout third and fourth waveguide segments, a first optical output switch operatively connecting the first sending node and the first waveguide segment and configured to switch first data item onto the first waveguide segment during a first timeslot, a second optical output switch operatively connecting the second sending node and the second waveguide segment and configured to switch second data item onto the second waveguide segment during a second timeslot, and an optical coupler pair operatively connecting the first and second waveguide segments to the third and fourth waveguide segments, respectively, and redirecting the first and the second data items from the horizontal to the vertical ODL.
摘要翻译：一种包括第一和第二发送节点的系统，具有在第一和第二波导段中以相反方向传播的光信号的水平光数据链路（ODL），具有沿相同方向在第三和第四波导段传播的光信号的垂直ODL，第一光输出开关，其可操作地连接第一发送节点和第一波导段，并且被配置为在第一时隙期间将第一数据项切换到第一波导段上;第二光输出开关，可操作地连接第二发送节点和第二波导段，在第二时隙期间将第二数据项切换到第二波导段上，以及光耦合器对，将第一和第二波导段分别可操作地连接到第三和第四波导段，并将第一和第二数据项从水平方向重定向到垂直ODL。

8. 发明申请

US20110200335A1 DATA CHANNEL ORGANIZATION FOR A SWITCHED ARBITRATED ON-CHIP OPTICAL NETWORK 有权
标题翻译：用于切换的仲裁在线光网络的数据信道组织
公开(公告)号：US20110200335A1
公开(公告)日：2011-08-18
申请号：US12707554
申请日：2010-02-17
申请人： Pranay Koka , Michael Oliver McCracken , Herbert Dewitt Schwetman , Xuezhe Zheng , Ashok Krishnamoorthy
发明人： Pranay Koka , Michael Oliver McCracken , Herbert Dewitt Schwetman , Xuezhe Zheng , Ashok Krishnamoorthy
IPC分类号： H04J14/08
CPC分类号： H04Q11/0062 , H04J14/0206 , H04J14/0212 , H04J14/0227 , H04Q2011/009
摘要： A system for optical data communication, including: a first sending node including a first data item for transmission to a first receiving node during a first timeslot; a second sending node including a second data item for transmission during a second timeslot; a first optical data link (ODL) and a second ODL; a first output switch configured to switch the first data item from the first sending node onto the first ODL during the first timeslot; a second output switch configured to switch the second data item from the second sending node onto the first ODL during the second timeslot; an optical coupler connecting the first and second ODL; and a first input switch operatively connecting the first receiving node with the second ODL and configured to switch the first data item from the second ODL to the first receiving node during the first timeslot.
摘要翻译：一种用于光数据通信的系统，包括：第一发送节点，包括用于在第一时隙期间传输到第一接收节点的第一数据项; 第二发送节点，包括用于在第二时隙期间传输的第二数据项; 第一光学数据链路（ODL）和第二ODL; 第一输出开关，被配置为在第一时隙期间将第一数据项从第一发送节点切换到第一ODL; 第二输出开关，被配置为在所述第二时隙期间将所述第二数据项从所述第二发送节点切换到所述第一ODL; 连接第一和第二ODL的光耦合器; 以及第一输入开关，其可操作地将所述第一接收节点与所述第二ODL连接并且被配置为在所述第一时隙期间将所述第一数据项从所述第二ODL切换到所述第一接收节点。

9. 发明申请

US20100014852A1 CSMA/CD OPTICAL INTERCONNECT SCHEME 有权
标题翻译： CSMA / CD光学互连方案
公开(公告)号：US20100014852A1
公开(公告)日：2010-01-21
申请号：US12176293
申请日：2008-07-18
申请人： Brian W. O'Krafka , Pranay Koka , John E. Cunningham , Ashok Krishnamoorthy , Xuezhe Zheng
发明人： Brian W. O'Krafka , Pranay Koka , John E. Cunningham , Ashok Krishnamoorthy , Xuezhe Zheng
IPC分类号： H04J14/00
CPC分类号： H04L12/413 , H04Q11/0062 , H04Q2011/0064 , H04Q2011/009
摘要： A method of detecting transmission collisions in an optical data interconnect system including a transmitting node, a plurality of receiving nodes, and one or more remaining nodes connected through an optical data channel. The method includes initiating a data transmission of a data signal from the transmitting node over the optical data channel, transmitting a first collision detect signal from the transmitting node throughout a duration of the data transmission where the first collision detect signal is transmitted over an optical detection channel corresponding to the transmitting node, monitoring at the transmitting node of the optical data interconnect system for a predetermined period of time, where the optical data interconnect system further includes a plurality of optical collision detection channels corresponding to each of the plurality of receiving nodes and the one or more remaining nodes, and identifying a transmission collision when a second collision signal is received through one of the plurality of optical collision detection channels at the transmitting node during the predetermined period of time.
摘要翻译：一种检测包括发送节点，多个接收节点以及通过光数据信道连接的一个或多个剩余节点的光数据互连系统中的传输冲突的方法。该方法包括通过光数据信道发起来自发射节点的数据信号的数据传输，在数据传输的持续时间内，通过光学检测发送第一冲突检测信号，从发射节点发送第一冲突检测信号信道，在光学数据互连系统的发送节点处监视预定时间段，其中光学数据互连系统还包括与多个接收节点中的每一个对应的多个光学冲突检测信道，以及所述一个或多个剩余节点，并且在所述预定时间段期间通过所述发射节点的所述多个光学冲突检测信道之一接收到第二冲突信号时，识别传输冲突。

10. 发明申请

US20100014427A1 ARBITRATION SCHEME FOR AN OPTICAL BUS 有权
标题翻译：光学总线的仲裁方案
公开(公告)号：US20100014427A1
公开(公告)日：2010-01-21
申请号：US12176294
申请日：2008-07-18
申请人： Brian W. O'Krafka , Pranay Koka , John E. Cunningham , Ashok Krishnamoorthy , Xuezhe Zheng
发明人： Brian W. O'Krafka , Pranay Koka , John E. Cunningham , Ashok Krishnamoorthy , Xuezhe Zheng
IPC分类号： G01R31/08
CPC分类号： H04L12/413
摘要： A method of arbitrating data transmissions to prevent data collisions in an optical data interconnect system including a transmitting node, a plurality of receiving nodes, and one or more remaining nodes connected through an optical data channel. The method involves transmitting a transmission request signal from the transmitting node over an arbitration channel corresponding to the transmitting node, monitoring, at the transmitting node, a plurality of arbitration channels corresponding to each of the plurality of receiving nodes and the one or more remaining nodes at the transmitting node for a predetermined period of time, determining a start time for a data transmission from the transmitting node based on the monitored signals to prevent a data collision, and initiating a data transmission of a data signal from the transmitting node over the optical data channel at the determined start time.
摘要翻译：一种仲裁数据传输的方法，以防止包括发送节点，多个接收节点以及通过光数据信道连接的一个或多个剩余节点的光数据互连系统中的数据冲突。该方法涉及通过对应于发送节点的仲裁信道从发送节点发送发送请求信号，在发送节点处监视与多个接收节点中的每一个对应的多个仲裁信道，以及一个或多个剩余节点在发送节点预定的时间段内，基于所监视的信号确定来自发送节点的数据传输的开始时间，以防止数据冲突，以及通过光学发送来自发送节点的数据信号的数据传输数据通道在确定的开始时间。

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