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1. 发明申请

WO2013138184A1 METHOD FOR SECURING MESSAGES 审中-公开
标题翻译：保密信息的方法
公开(公告)号：WO2013138184A1
公开(公告)日：2013-09-19
申请号：PCT/US2013/029897
申请日：2013-03-08
申请人： RESEARCH IN MOTION LIMITED , CERTICOM CORP. , BUCKLEY, Michael, Eoin , CAMPAGNA, Matthew, John , ZAVERUCHA, Gregory, Marc
发明人： BUCKLEY, Michael, Eoin , CAMPAGNA, Matthew, John , ZAVERUCHA, Gregory, Marc
IPC分类号： H04L9/32
CPC分类号： H04L9/3247 , H04L9/3252 , H04L9/3263 , H04L63/12 , H04W4/90 , H04W12/10
摘要： There is provided a method for secure communications. The method comprises receiving a transmission comprising a signature of a broadcast message at a communication device, and verifying the signature using a certificate.
摘要翻译：提供了一种用于安全通信的方法。该方法包括在通信设备处接收包括广播消息的签名的传输，以及使用证书来验证签名。

2. 发明申请

WO2017019955A1 ENHANCED PUBLIC WARNING SYSTEM TO PROVIDE RICH CONTENT 审中-公开
标题翻译：增强的公共警告系统提供丰富的内容
公开(公告)号：WO2017019955A1
公开(公告)日：2017-02-02
申请号：PCT/US2016/044691
申请日：2016-07-29
申请人： BLACKBERRY LIMITED , NETTO, John David , CHEN, Shu-Lin , BUCKLEY, Michael Eoin
发明人： NETTO, John David , CHEN, Shu-Lin , BUCKLEY, Michael Eoin
IPC分类号： H04W4/22 , H04L12/18
CPC分类号： H04W4/22 , H04L12/1895 , H04W4/06 , H04W4/12 , H04W4/90 , H04W76/50
摘要： A method, device and a computer program product operable in a communications network to provide enhanced public warning system (PWS+) messages to a communication device over the current PWS system is disclosed. The method includes generating, at a server or network device, at least one public warning system (PWS) message and at least one enhanced PWS (PWS+) message, and associating the PWS+ message with the at least one PWS message. The at least one PWS+ message and the PWS message are transmitted via a communications network to the communication device.
摘要翻译：公开了一种在通信网络中可操作以在当前PWS系统上向通信设备提供增强的公共警报系统（PWS +）消息的方法，设备和计算机程序产品。该方法包括在服务器或网络设备处生成至少一个公共警报系统（PWS）消息和至少一个增强型PWS（PWS +）消息，以及将所述PWS +消息与所述至少一个PWS消息相关联。至少一个PWS +消息和PWS消息经由通信网络发送到通信设备。

3. 发明申请

WO2013019244A1 METHOD AND SYSTEM FOR FORMATTING CYCLIC PREFIX/POSTFIX IN A MOBILE COMMUNICATION SYSTEM 审中-公开
标题翻译：用于在移动通信系统中形成循环前缀/后缀的方法和系统
公开(公告)号：WO2013019244A1
公开(公告)日：2013-02-07
申请号：PCT/US2011/046638
申请日：2011-08-04
申请人： RESEARCH IN MOTION LIMITED , WU, Huan , JIA, Yongkang , XIN, Yan , QU, Shouxing , VUTUKURI, Eswar, Kalyan , BUCKLEY, Michael, Eoin
发明人： WU, Huan , JIA, Yongkang , XIN, Yan , QU, Shouxing , VUTUKURI, Eswar, Kalyan , BUCKLEY, Michael, Eoin
IPC分类号： H04L27/26
CPC分类号： H04L27/2602 , H04L27/2607
摘要： A method and transmitter, the method generating a burst containing a first data portion and a second data portion surrounding a training sequence; and appending to the burst a cyclic prefix and a cyclic postfix. Further a receiver on a network element, the receiver configured to: receive a burst containing a cyclic prefix, a cyclic postfix and a data portion; remove at least one of the cyclic prefix or the cyclic postfix; transform the data portion with a discrete Fourier transform; estimate the channel frequency response and modulation of the burst; undo an effect of a channel on the data portion by using the estimated channel frequency response of the channel on the transformed data; use an inverse discrete Fourier transform on the result of the equalizing step; and further process the output of the equalization step to decode the transmitted bits.
摘要翻译：一种方法和发射机，所述方法产生包含第一数据部分和围绕训练序列的第二数据部分的脉冲串; 并附加到脉冲串循环前缀和循环后缀。此外，网络元件上的接收器，所述接收器被配置为：接收包含循环前缀，循环后缀和数据部分的突发; 删除循环前缀或循环后缀中的至少一个; 用离散傅立叶变换来变换数据部分; 估计信道频率响应和突发调制; 通过使用所述信道对所述经变换的数据的所估计的信道频率响应来消除所述数据部分上的信道的影响; 对均衡步骤的结果使用逆离散傅里叶变换; 并且进一步处理均衡步骤的输出以对发送的比特进行解码。

4. 发明申请

WO2012115618A1 METHOD AND SYSTEM FOR MULTIPLE TRAINING SEQUENCES FOR PEAK-TO-AVERAGE POWER RATIO REDUCTION IN PRECODED BURSTS 审中-公开
标题翻译：用于多个训练序列的方法和系统，用于预先布置的脉冲中的平均功率比减少
公开(公告)号：WO2012115618A1
公开(公告)日：2012-08-30
申请号：PCT/US2011/025614
申请日：2011-02-21
申请人： RESEARCH IN MOTION LIMITED , XIN, Yan , QU, Shouxing Simon , WU, Huan , BUCKLEY, Michael Eoin , VUTUKURI, Eswar
发明人： XIN, Yan , QU, Shouxing Simon , WU, Huan , BUCKLEY, Michael Eoin , VUTUKURI, Eswar
IPC分类号： H04L27/26
CPC分类号： H04L27/262 , H04L1/007 , H04L1/0072 , H04L25/0224 , H04L25/03343 , H04L27/18 , H04L27/2666 , H04L27/34
摘要： A method and apparatus for peak to average power ratio reduction, the method precoding the data symbols using an inverse discrete Fourier transform ('IDFT'), choosing, at a transmitter, a set of training sequence symbols from a plurality of sets of training sequence symbols, and creating, at the transmitter, an IDFT precoded burst by adding the IDFT of the data symbols and an IDFT of the chosen set of training sequence symbols. Further, a method and receiver, the method receiving a burst, performing a discrete Fourier transform on the burst, choosing a training sequence among a known plurality of training sequences sets, the chosen training sequence resulting in the least noise estimate among the plurality of training sequence sets, and demodulating the burst with the detected pilot burst.
摘要翻译：一种用于峰均功率比降低的方法和装置，所述方法使用逆离散傅立叶变换（“IDFT”）对数据符号进行预编码，在发射机处从多组训练序列中选择一组训练序列符号符号，并且通过添加数据符号的IDFT和所选择的训练序列符号组的IDFT，在发射机处创建IDFT预编码突发。此外，方法和接收机，接收脉冲串的方法，在脉冲串上执行离散付里叶变换，选择已知多个训练序列集之间的训练序列，所选择的训练序列导致多个训练中的最小噪声估计序列集，并用检测到的导频突发解调突发。

5. 发明申请

WO2015143330A1 METHOD FOR VALIDATING MESSAGES 审中-公开
标题翻译：验证信息的方法
公开(公告)号：WO2015143330A1
公开(公告)日：2015-09-24
申请号：PCT/US2015/021765
申请日：2015-03-20
申请人： BLACKBERRY LIMITED , CERTICOM CORP. , BUCKLEY, Michael Eoin , LAMBERT, Robert John , EBEID, Nevine Maurice Nassif
发明人： BUCKLEY, Michael Eoin , LAMBERT, Robert John , EBEID, Nevine Maurice Nassif
IPC分类号： H04L29/06 , H04W12/10 , H04W12/12
CPC分类号： H04L9/3252 , H04L9/14 , H04L9/30 , H04L9/3242 , H04L9/3247 , H04L9/3263 , H04L63/0428 , H04L63/06 , H04L63/126 , H04L63/14 , H04W4/12 , H04W12/04 , H04W12/06 , H04W12/10 , H04W12/12
摘要： There is provided a method for secure communications. The method includes a computing device receiving a notification comprising a message, a counter value, a signature signed by a signer and based on the message and the counter value, and an indication of the signer. The device obtains a current counter value based on an identity of the signer, checks the signature and compares the counter value with the current counter value; and, if the counter comparison and the signature checking is successful, accepting the message.
摘要翻译：提供了一种用于安全通信的方法。该方法包括接收包括消息，计数器值，由签名者签名并且基于消息和计数器值签名的签名以及签名者的指示的通知的计算设备。设备基于签名人的身份获取当前计数器值，检查签名并将计数器值与当前计数器值进行比较; 并且如果计数器比较和签名检查成功，则接受该消息。

6. 发明申请

WO2013138197A2 METHOD FOR SECURING MESSAGES 审中-公开
标题翻译：保密信息的方法
公开(公告)号：WO2013138197A2
公开(公告)日：2013-09-19
申请号：PCT/US2013/029978
申请日：2013-03-08
申请人： RESEARCH IN MOTION LIMITED , CERTICOM CORP. , BUCKLEY, Michael, Eoin , CAMPAGNA, Matthew, John , ZAVERUCHA, Gregory, Marc
发明人： BUCKLEY, Michael, Eoin , CAMPAGNA, Matthew, John , ZAVERUCHA, Gregory, Marc
IPC分类号： H04W4/22
CPC分类号： H04L9/3247 , H04L9/3242 , H04L63/12 , H04W4/90 , H04W12/10
摘要： There is provided a method for secure communications. The method comprises obtaining a broadcast message, computing a signature for said broadcast message using a private key, and sending a transmission to a communication device. The private key is associated with a certificate and the transmission comprises the signature.
摘要翻译：提供了一种用于安全通信的方法。该方法包括获得广播消息，使用专用密钥计算所述广播消息的签名，以及向通信设备发送传输。私钥与证书相关联，传输包括签名。

7. 发明申请

WO2013003217A3 TRANSMIT DOWNLINK CONTROL INFORMATION WITH HIGHER ORDER MODULATION 审中-公开
标题翻译：用高阶调制发送下行链路控制信息
公开(公告)号：WO2013003217A3
公开(公告)日：2013-04-18
申请号：PCT/US2012043683
申请日：2012-06-22
申请人： RESEARCH IN MOTION LTD , BLANKENSHIP YUFEI WU , BUCKLEY MICHAEL EOIN , CAI ZHIJUN , XU HUA , VRZIC SOPHIE , GAO SHIWEI , HEO YOUN HYOUNG
发明人： BLANKENSHIP YUFEI WU , BUCKLEY MICHAEL EOIN , CAI ZHIJUN , XU HUA , VRZIC SOPHIE , GAO SHIWEI , HEO YOUN HYOUNG
IPC分类号： H04L27/26
CPC分类号： H04L5/0053 , H04L1/0004
摘要： A method is provided for applying HOM to a PDCCH to transmit control information from an access node to a UE. The method comprises: selecting a DCI format for a HOM PDCCH; determining a DCI block of the HOM PDCCH according to the selected DCI format; generating a sequence of coded bits to be transmitted from the DCI block; multiplexing the sequence of coded bits of the HOM PDCCH with coded bits of other PDCCHs to form a sequence of multiplexed bits; scrambling the sequence of multiplexed bits to form a sequence of scrambled bits; modulating the scrambled bits to form a sequence of modulation symbols; and transmitting the sequence of modulation symbols, where a PDCCH is transmitted on an aggregation of one or more CCEs.
摘要翻译：提供了一种用于将HOM应用于PDCCH以从接入节点向UE发送控制信息的方法。该方法包括：为HOM PDCCH选择DCI格式; 根据所选择的DCI格式确定HOM PDCCH的DCI块; 生成要从DCI块发送的编码比特序列; 将HOM PDCCH的编码比特序列与其他PDCCH的编码比特复用以形成复用比特序列; 加扰多路复用比特序列以形成加扰比特序列; 调制扰码比特以形成调制码元序列; 以及传送调制符号序列，其中在一个或多个CCE的聚合上传送PDCCH。

8. 发明申请

WO2013003218A3 METHOD AND APPARATUS FOR ENHANCING DOWNLINK CONTROL INFORMATION TRANSMISSION 审中-公开
标题翻译：用于增强下行链路控制信息传输的方法和装置
公开(公告)号：WO2013003218A3
公开(公告)日：2013-03-28
申请号：PCT/US2012043684
申请日：2012-06-22
申请人： RESEARCH IN MOTION LTD , BLANKENSHIP YUFEI WU , BUCKLEY MICHAEL EOIN , CAI ZHIJUN , XU HUA , VRZIC SOPHIE , GAO SHIWEI , HEO YOUN HYOUNG
发明人： BLANKENSHIP YUFEI WU , BUCKLEY MICHAEL EOIN , CAI ZHIJUN , XU HUA , VRZIC SOPHIE , GAO SHIWEI , HEO YOUN HYOUNG
IPC分类号： H04J11/00 , H04B7/26
CPC分类号： H04L5/0053 , H04L5/0023
摘要： A method is provided for transmitting an extended physical downlink control channel (E-PDCCH). The method comprises transmitting control information in at least one time-frequency resource unit that would otherwise be used to carry a physical downlink shared channel (PDSCH). The E-PDCCH and at least one PDSCH are multiplexed in a transmission time interval. A first set of configuration of the E-PDCCH is semi-statically signaled and a second set of configuration of the E-PDCCH is dynamically signaled.
摘要翻译：提供一种用于发送扩展物理下行链路控制信道（E-PDCCH）的方法。该方法包括在否则将用于携带物理下行链路共享信道（PDSCH）的至少一个时间 - 频率资源单元中发送控制信息。 E-PDCCH和至少一个PDSCH在传输时间间隔中被复用。 E-PDCCH的第一组配置被半静态信号发送，并且动态地发送E-PDCCH的第二组配置。

9. 发明申请

WO2012103175A1 SOFT DECODING OF CRC COMPONENT CODES 审中-公开
标题翻译： CRC组件代码的软解码
公开(公告)号：WO2012103175A1
公开(公告)日：2012-08-02
申请号：PCT/US2012/022489
申请日：2012-01-25
申请人： RESEARCH IN MOTION LIMITED , BUCKLEY, Michael Eoin
发明人： BUCKLEY, Michael Eoin
IPC分类号： H04L1/00
CPC分类号： H04L1/0054 , H04L1/0052 , H04L1/0059 , H04L1/0061
摘要： Methods and devices are disclosed for encoding and decoding convolutional codes in a communication system. In various embodiments of the disclosure, a codeword comprises message data and parity data. A convolutional codeword is generated by multiplying the message data and the parity data with a convolutional polynomial. The convolutional codeword may be decoded by a convolutional code decoder that uses the convolutional polynomial and a maximum likelihood divisor to obtain a maximum likelihood message from the convolutional codeword.
摘要翻译：公开了用于在通信系统中对卷积码进行编码和解码的方法和装置。在本公开的各种实施例中，码字包括消息数据和奇偶校验数据。通过使用卷积多项式乘以消息数据和奇偶校验数据来生成卷积码字。卷积码字可以由使用卷积多项式和最大似然除数的卷积码解码器解码，以从卷积码字获得最大似然消息。

10. 发明申请

WO2011153414A1 MESSAGE DECODING FOR DISCRETIZED SIGNAL TRANSMISSIONS 审中-公开
标题翻译：信号解码用于分离信号传输
公开(公告)号：WO2011153414A1
公开(公告)日：2011-12-08
申请号：PCT/US2011/039036
申请日：2011-06-03
申请人： RESEARCH IN MOTION LIMITED , BUCKLEY, Michael Eoin , LUSINA, Paul James
发明人： BUCKLEY, Michael Eoin , LUSINA, Paul James
IPC分类号： H04K1/10
CPC分类号： H04L25/067 , H04L1/0045 , H04L5/0007
摘要： Methods, devices and systems for sensor-based wireless communication systems using compressive sampling are provided. In one embodiment, the method for sampling signals comprises receiving, over a wireless channel, a user equipment transmission based on an S- sparse combination of a set of vectors; down converting and discretizing the received transmission to create a discretized signal; correlating the discretized signal with a set of sense waveforms to create a set of samples, wherein a total number of samples in the set is equal to a total number of sense waveforms in the set, wherein the set of sense waveforms does not match the set of vectors, and wherein the total number of sense waveforms in the set of sense waveforms is fewer than a total number of vectors in the set of vectors; and transmitting at least one sample of the set of samples to a remote central processor.
摘要翻译：提供了使用压缩采样的基于传感器的无线通信系统的方法，设备和系统。在一个实施例中，用于采样信号的方法包括：通过无线信道，基于一组向量的S-稀疏组合来接收用户设备传输; 下转换和离散接收的传输以产生离散化信号; 将离散化信号与一组感测波形相关联以产生一组采样，其中该组中的采样的总数等于该组中的感测波形的总数，其中该组感测波形与该组不匹配并且其中所述组的检测波形中的检测波形的总数少于所述一组向量中的矢量的总数; 以及将所述一组采样的至少一个样本发射到远程中央处理器。

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