专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

WO2008129427A2 METHOD FOR TRANSMITTING AND ESTIMATING SYMBOLS CODED WITH A CODING MATRIX, AND CORRESPONDING RECEIVER AND TRANSMITTER 审中-公开
标题翻译：用编码矩阵编码和估计符号的方法，以及相应的接收器和发送器
公开(公告)号：WO2008129427A2
公开(公告)日：2008-10-30
申请号：PCT/IB2008/001870
申请日：2008-03-27
申请人： SEQUANS COMMUNICATIONS , HIKMET, Sari , SERDAR, Sezginer
发明人： HIKMET, Sari , SERDAR, Sezginer
CPC分类号： H04L1/0631 , H04L1/0637
摘要： Method for transmitting a sequence of symbols through at least a channel in a wireless communication system, comprising at least the steps of : forming a coding matrix ( MC ) with said sequence of symbols, each component of the coding matrix ( MC) being a linear combination of two symbols among a first, a second, a third and a fourth symbols (S 1 , S 2 , S 3 , S 4 ) , transmitting a first and a second components of a first column and of a second column of the coding matrix through a first and a second transmit antennas (Tx1, Tx2), at a first and a second time slot (T1, T2). The coding matrix (MC) is defined as in Formula (I) wherein a, b, c, d being complex numbers of modulus 1.
摘要翻译：用于通过无线通信系统中的至少一个信道发送符号序列的方法，至少包括以下步骤：用所述符号序列形成编码矩阵（MC），所述编码矩阵（MC）的每个分量是线性的第一，第二，第三和第四符号之间的两个符号的组合（S

2. 发明授权

US12057870B2 Systems and methods for capacity-based digital pre-distortion optimization 有权
公开(公告)号：US12057870B2
公开(公告)日：2024-08-06
申请号：US17695729
申请日：2022-03-15
申请人： Sequans Communications SA
发明人： Amir Kanchuk , Bertrand Debray
IPC分类号： H04B1/04
CPC分类号： H04B1/0475 , H04B2001/0425
摘要： Some embodiments relate to systems and methods for capacity based DPD optimization. An example method of capacity based DPD optimization includes choosing a DPD adaptation stimulus to facilitate a SNR estimation. The example method also includes initializing DPD coefficients based on setting the DPD coefficients to an initial guess. Additionally, the example method includes estimating the SNR and calculating the cost function based on the estimated SNR; The example method also includes numerically optimizing the DPD coefficients and updating the DPD coefficient set based on the numerical optimization.

3. 发明授权

US10531416B2 Range extension of LTE cells 有权
公开(公告)号：US10531416B2
公开(公告)日：2020-01-07
申请号：US15823274
申请日：2017-11-27
申请人： Sequans Communications S.A.
发明人： Ioannis Xirouchakis , Serdar Sezginer
IPC分类号： H04W56/00 , H04W72/04 , H04W74/08
摘要： A method of synchronizing uplink between a UE and a cell, the method comprising determining PRACH capabilities of the UE, determining a negative timing offset for use with the transmission of at least one PRACH signal, determining an order for utilizing the negative timing offset, transmitting from the UE, at least one PRACH signal from a group of N PRACH signals, each of the at least one PRACH signals having a predetermined power level and transmitted by the UE at a time based on the negative timing offset, the order, and the PRACH capabilities of the UE.

4. 发明申请

US20190305803A1 Carrier Aggregation 审中-公开
公开(公告)号：US20190305803A1
公开(公告)日：2019-10-03
申请号：US15942089
申请日：2018-03-30
申请人： Sequans Communications S.A.
发明人： Thomas Winiecki
IPC分类号： H04B1/00 , H04B1/48 , H04B1/30 , H04B1/02
摘要： A method of transmitting a signal using carrier aggregation, the method comprising providing at least two component carriers, combining the at least two component carriers in the digital domain, converting the combined component carriers to the analog domain with a DAC, passing the combined component carriers through an up conversion mixer to convert each combined component carrier to within a predetermined bandwidth centred on a conversion intermediate frequency to provide a signal for transmission comprising the combined component carriers, transmitting the signal.

5. 发明授权

US10264616B2 LTE transmission in unlicensed bands 有权
公开(公告)号：US10264616B2
公开(公告)日：2019-04-16
申请号：US14790657
申请日：2015-07-02
申请人： Sequans Communications S.A.
发明人： Jerome Bertorelle , Guillaume Vivier
IPC分类号： H04W74/00 , H04W28/02 , H04W72/04 , H04W56/00 , H04W24/08 , H04W76/16 , H04W16/14
摘要： A method of receiving LTE data by a user device, the data being transmitted on a channel of an unlicensed band comprising the steps of receiving a cell ID from a primary LTE cell, receiving system information from the primary LTE cell for access to an unlicensed channel, receiving LTE data on the channel of an unlicensed band.

6. 发明申请

US20180287644A1 LOW-IF RECEIVER 审中-公开
公开(公告)号：US20180287644A1
公开(公告)日：2018-10-04
申请号：US15937759
申请日：2018-03-27
申请人： Sequans Communications S.A.
发明人： Serguei Burykh , Thomas Winiecki , Serdar Sezginer , Krzysztof Walczak
IPC分类号： H04B1/10 , H04B1/16 , H04W72/04
摘要： A method of selecting an intermediate frequency, IF, for use with a low-IF receiver, the method comprising determining a first frequency as the central frequency of the system bandwidth of the communication scheme used by the low-IF receiver, determining a second frequency as the central frequency of the bandwidth of the wanted signal to be received, selecting the sign of the IF to be used based on the first and second frequencies.

7. 发明申请

US20170126463A1 Enhanced Spatial Multiplexing 审中-公开
公开(公告)号：US20170126463A1
公开(公告)日：2017-05-04
申请号：US15336504
申请日：2016-10-27
申请人： Sequans Communications S.A.
发明人： Hikmet Sari , Serdar Sezginer
IPC分类号： H04L27/34 , H04L1/00 , H04B7/04
CPC分类号： H04L27/3483 , H04B7/0413 , H04L1/0003 , H04L1/003 , H04L1/0063 , H04L1/0612 , H04L27/0008 , H04L27/3433 , H04L27/3488
摘要： A method of spatially multiplexing data comprising a signal vector, the method comprising selecting first and second modulation schemes for the data transmission wherein the second modulation scheme is an interpolation in the plane of the first modulation scheme; and further wherein the modulation schemes are selected so as to maintain the same minimum Euclidean distance between vectors comprising the first and second modulation schemes as the minimum Euclidean distance within the first and second modulation schemes; and selecting a plurality of antennae, each of the plurality to concurrently transmit respective symbols of the signal vector.

8. 发明申请

US20160127004A1 Fast Calibration 有权
标题翻译：快速校准
公开(公告)号：US20160127004A1
公开(公告)日：2016-05-05
申请号：US14932155
申请日：2015-11-04
申请人： Sequans Communications S.A.
发明人： Thomas Winiecki
IPC分类号： H04B1/40 , H04B17/11 , H04B17/21
CPC分类号： H04B1/40 , H04B17/0085 , H04B17/11 , H04B17/14 , H04B17/21 , H04B17/354
摘要： A computer implemented method of calibrating a device comprising the steps of: deriving an analytic expression for a variable to be optimised of the device in terms of at least one parameter of the device, transforming the analytic expression into polynomial form of the at least one parameter of the device, the polynomial form comprising N coefficients, capturing at least N samples of a value of the variable from the device under calibration, each sample being a result of a different independent pre-determined value of the at least one parameter, applying the captured variable values and the corresponding at least one parameter values to the polynomial form, obtaining optimal values of the at least one parameter from the applying step to calibrate the device.
摘要翻译：一种计算机实现的校准装置的方法，包括以下步骤：根据所述装置的至少一个参数导出待优化装置的变量的分析表达式，将所述分析表达式转换成所述至少一个参数的多项式形式所述多项式形式包括N个系数，从校准装置捕获所述变量的值的至少N个样本，每个样本是所述至少一个参数的不同独立预定值的结果，捕获的可变值和相应的至少一个参数值到多项式形式，从应用步骤获得至少一个参数的最佳值以校准该设备。

9. 发明授权

US09218513B2 Circuit and method with improved mixer linearity 有权
标题翻译：电路和方法具有改进的混频器线性度
公开(公告)号：US09218513B2
公开(公告)日：2015-12-22
申请号：US13724808
申请日：2012-12-21
申请人： Sequans Communications
发明人： Thomas Winiecki , Olujide Adeyemi Adeniran
IPC分类号： H03K17/16 , H02M3/07 , G06G7/12 , H03D7/14 , H03D7/16
CPC分类号： G06G7/12 , H03D7/1441 , H03D7/1458 , H03D7/1466 , H03D7/165 , H03D2200/0074 , H03D2200/0088
摘要： A switching circuit is linearized by using a capacitor to apply a drive voltage to an FET, wherein the drive voltage is independent of the signal switched by the switching circuit.
摘要翻译：通过使用用于向FET施加驱动电压的电容器将开关电路线性化，其中驱动电压与由开关电路切换的信号无关。

10. 发明授权

US09077601B2 Method and user equipment for carrier aggregation 有权
标题翻译：载波聚合的方法和用户设备
公开(公告)号：US09077601B2
公开(公告)日：2015-07-07
申请号：US13909580
申请日：2013-06-04
申请人： SEQUANS COMMUNICATIONS
发明人： Bertrand Muquet , Mauricio Briceno
IPC分类号： H04K1/10 , H04L27/26 , H04L5/00
CPC分类号： H04L27/2647 , H04L5/001
摘要： User equipment is provided for receiving an OFDM signal. The user equipment includes a plurality of carrier processing chains and a carrier aggregation module, aggregating the signals received on each carrier processed by the plurality of carrier processing chains. The aggregation module delivers a set of aggregated signals of the plurality of carrier processing chains at the input of a Fast Fourier Transform module of a PHY layer processing subsystem of the user equipment. The Fast Fourier transform module is able to process a size of data according to a predetermined rate depending on the aggregated bandwidth of the set of aggregated signals of the plurality of carrier processing chains, and the carrier aggregation module includes at least one frequency shifter for frequency shifting carriers.
摘要翻译：用户设备用于接收OFDM信号。用户设备包括多个载波处理链和载波聚合模块，聚合由多个载波处理链处理的每个载波上接收的信号。聚合模块在用户设备的PHY层处理子系统的快速傅里叶变换模块的输入端提供多个载波处理链的一组聚合信号。快速傅里叶变换模块能够根据多个载波处理链的聚合信号集合的聚合带宽根据预定速率处理数据大小，并且载波聚合模块包括用于频率的至少一个频率移位器移动运营商。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式