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81. 发明授权

US08099068B2 Downconversion strategies for reducing interference in wanted signals 有权
标题翻译：降低转换策略，减少有用信号的干扰
公开(公告)号：US08099068B2
公开(公告)日：2012-01-17
申请号：US12470765
申请日：2009-05-22
申请人： Anders Berkeman , Shousheng He
发明人： Anders Berkeman , Shousheng He
IPC分类号： H04B1/18
CPC分类号： H04B1/1036
摘要： A receiver for isolating a wanted signal in a received signal, the receiver comprising a downconverter for downconverting the received signal in frequency to produce a downconverted signal, a filter with a passband intended for isolating that part of the spectrum of the downconverted signal that contains the wanted signal and a controller that seeks to avoid or reduce the effect of passband intrusion in the form of a negative frequency representation of an interferer, appearing in the spectrum of the received signal, upconverted in frequency to the passband. The invention consists in corresponding methods also.
摘要翻译：一种用于隔离接收信号中有用信号的接收机，该接收机包括一个下变频器，用于频率下变频接收的信号以产生下变频信号，滤波器具有用于隔离下变频信号的频谱部分，所需信号和控制器试图避免或减少出现在频率上升到通带的接收信号的频谱中的干扰源的负频率表示形式的通带入侵的影响。本发明还涉及相应的方法。

82. 发明申请

US20110299580A1 Rejection of Interferers 有权
标题翻译：拒绝干扰者
公开(公告)号：US20110299580A1
公开(公告)日：2011-12-08
申请号：US12992400
申请日：2009-04-07
申请人： Nicolas Sornin
发明人： Nicolas Sornin
IPC分类号： H04B1/10 , H04B17/00
CPC分类号： H04B1/1036
摘要： A filter for filtering a received signal to attenuate an interferer therein, the interferer having a component at an interferer frequency, and the filter comprising: an intermediate filter providing a passband and a stopband; a first frequency converter configured to form a first intermediate signal by frequency-shifting an input signal derived from the received signal such that a component of the input signal at the interferer frequency is shifted to a frequency in the passband of the intermediate filter, and to input the first intermediate signal to the intermediate filter so as to cause the first intermediate signal to be filtered by the intermediate filter to form a second intermediate signal; a second frequency converter configured to form a cancellation signal by frequency-shifting the second intermediate signal such that a component of the second intermediate signal in the passband of the intermediate filter is shifted to the interferer frequency; and a cancellation unit configured to cancel the cancellation signal from the received signal to attenuate the interferer therein.
摘要翻译：一种用于对接收到的信号进行滤波以衰减其中的干扰源的滤波器，所述干扰源具有干扰频率处的分量，并且所述滤波器包括：提供通带和阻带的中间滤波器; 第一变频器，被配置为通过对从接收信号导出的输入信号进行频移来形成第一中间信号，使得干扰频率处的输入信号的分量被转换到中间滤波器的通带中的频率，并且将第一中间信号输入到中间滤波器，以使第一中间信号被中间滤波器滤波以形成第二中间信号; 第二变频器，被配置为通过对所述第二中间信号进行频率偏移来形成消除信号，使得所述中间滤波器的通带中的所述第二中间信号的分量被偏移到所述干扰频率; 以及取消单元，被配置为从所接收的信号中消除所述抵消信号以衰减所述干扰源。

83. 发明申请

US20110261866A1 Loop-Through Circuit 有权
标题翻译：环通电路
公开(公告)号：US20110261866A1
公开(公告)日：2011-10-27
申请号：US12907739
申请日：2010-10-19
申请人： Simon Chang , Alexander Thoukydides , Terence Chi-Fung Kwok
发明人： Simon Chang , Alexander Thoukydides , Terence Chi-Fung Kwok
IPC分类号： H04B1/38
CPC分类号： H04B1/40 , H04B1/406 , H04W84/12 , H04W84/18 , H04W88/06
摘要： An integrated circuit includes a digital interface for connection to a host controller; an antenna connection for connection to an antenna; a radio frequency transceiver for communicating data in accordance with one or more radio communication protocols, the radio frequency transceiver being configured to communicate radio frequency signals over the antenna connection in response to data exchanged over the digital interface; and radio loop-through circuitry for exchanging radio frequency signals with another integrated circuit, the radio loop-through circuitry being configured to provide radio frequency signals received at the antenna connection to an output connection of the integrated circuit.
摘要翻译：集成电路包括用于连接到主机控制器的数字接口; 用于连接到天线的天线连接; 用于根据一个或多个无线电通信协议传送数据的射频收发器，所述射频收发器被配置为响应于通过所述数字接口交换的数据通过所述天线连接传送射频信号; 以及用于与另一集成电路交换射频信号的无线电环通电路，所述无线电环通电路被配置为将在天线连接处接收的射频信号提供给集成电路的输出连接。

84. 发明授权

US08023487B2 Transmission rate selection 有权
标题翻译：传输速率选择
公开(公告)号：US08023487B2
公开(公告)日：2011-09-20
申请号：US11937658
申请日：2007-11-09
申请人： Andrei Barbu Popescu , Timothy Condren Smith , Peter William Stephenson
发明人： Andrei Barbu Popescu , Timothy Condren Smith , Peter William Stephenson
IPC分类号： H04B7/216
CPC分类号： H04L1/0021 , H04L1/0003 , H04L1/0015 , H04L1/18
摘要： A method for transmitting data over a network in which multiple transmission conditions can be used for transmitting data, each transmission condition being associated with a rating indicative of how successful previous data transmissions using that transmission condition have been, the method comprising using a selected transmission condition when transmitting data over the network and updating the rating associated with the selected transmission condition in dependence on the success of that transmission, updating the ratings associated with the transmission conditions other than the selected transmission condition by adjusting each of those ratings by a predetermined amount and selecting a transmission condition in dependence on the updated ratings.
摘要翻译：一种用于通过网络发送数据的方法，其中可以使用多个传输条件来发送数据，每个传输条件与指示使用该传输条件的先前数据传输如何成功的等级相关联的等级，该方法包括使用所选择的传输条件当通过网络发送数据并且根据该传输的成功来更新与所选择的传输条件相关联的等级时，通过将这些等级中的每一个调整预定量来更新与所选择的传输条件以外的传输条件相关联的等级，以及根据更新的等级选择传输条件。

85. 发明授权

US08013773B2 Rail to rail flash 有权
标题翻译：铁路轨道闪光灯
公开(公告)号：US08013773B2
公开(公告)日：2011-09-06
申请号：US12513769
申请日：2007-11-06
申请人： Simon Chang
发明人： Simon Chang
IPC分类号： H03M1/36
CPC分类号： H03M1/0682 , H03M1/186 , H03M1/363
摘要： An analog lo digital converter comprising: a first set comprising nodes defined by circuitry such that each node is at a respective voltage, the voltages on the nodes being in an orderly progression between the voltage of a first current source and the voltage of a first input node; a second set comprising nodes defined by circuitry such that each node is at a respective voltage, the voltages on the nodes being in an orderly progression between the voltage of a second current source and the voltage of a second input node; a plurality of comparators, each comparator being arranged to compare the voltage on a node in the first set with the voltage on a respective node in the second set; and a pair of switching devices arranged between the first current source and the first set of nodes, the first switching device of the pair connected so as to supply the current from the first current source to all said nodes in the first set, and the second switching device of the pair connected so as to supply the current from the first current source to a subset of said nodes in the first set which are closest in voltage to the voltage of the first input node.
摘要翻译：一种模拟数字转换器，包括：第一组，包括由电路限定的节点，使得每个节点处于相应电压，节点上的电压在第一电流源的电压和第一输入的电压之间有序地进行节点; 第二组，包括由电路限定的节点，使得每个节点处于相应的电压，节点上的电压在第二电流源的电压和第二输入节点的电压之间有序地进行; 多个比较器，每个比较器被布置成将第一组中的节点上的电压与第二组中的相应节点上的电压进行比较; 以及配置在所述第一电流源和所述第一组节点之间的一对开关装置，所述一对的所述第一开关装置被连接以便将电流从所述第一电流源提供给所述第一组中的所有所述节点，所述第二开关装置所述对的开关装置被连接以便将来自所述第一电流源的电流提供给所述第一组中的所述节点的最接近于所述第一输入节点的电压的节点的子集。

86. 发明授权

US07944294B2 Signal amplification 有权
标题翻译：信号放大
公开(公告)号：US07944294B2
公开(公告)日：2011-05-17
申请号：US12147845
申请日：2008-06-27
申请人： Steven Robert Jones , Per-Olof Brandt
发明人： Steven Robert Jones , Per-Olof Brandt
IPC分类号： H03G3/20
CPC分类号： H03G3/004 , H03F1/0233 , H03F1/32 , H03F3/24 , H03F2200/336 , H03F2200/504 , H03G3/3042
摘要： An apparatus for amplifying a signal. The apparatus includes an amplifier powered by a power supply, a monitor that monitors an output signal of the amplifier and a controller operative to adjust the power supply if distortion is detected in the output signal of the amplifier by the monitor.
摘要翻译：一种放大信号的装置。该装置包括由电源供电的放大器，监视放大器的输出信号的监视器和如果在监视器的放大器的输出信号中检测到失真的情况下可操作的调节器的控制器。

87. 发明授权

US07933363B2 Polarization diversity 有权
标题翻译：极化多样性
公开(公告)号：US07933363B2
公开(公告)日：2011-04-26
申请号：US12105625
申请日：2008-04-18
申请人： Tim Gordon Hammersley
发明人： Tim Gordon Hammersley
IPC分类号： H04L27/06
CPC分类号： H04B7/10 , H04B1/713
摘要： A communication device for receiving a signal in the form of a series of bursts, each burst being in one of a plurality of different available transmission modes, the communication device comprising: a receiver unit coupled to a single antenna operable to receive bursts in first and second polarizations, the receiver unit preferentially receiving signals in a selected polarization; a selection unit for selecting for each received burst in which polarization the receiver unit is to preferentially receive signals; and a signal analysis unit for analyzing each received burst to determine whether it meets a predetermined reception quality criterion; wherein the signal analysis unit is arranged to control the selection unit to: if a burst is to be received with a certain transmission mode and the last burst received with that transmission mode was received above the reception quality criterion, preferentially receive the burst in the same polarization in which the last burst was received; and if a burst is to be received with a certain transmission mode and the last burst received with that transmission mode was received below the reception quality criterion, preferentially receive the burst in a different polarization from that in which the last burst was received.
摘要翻译：一种用于以一系列脉冲串的形式接收信号的通信设备，每个突发是多个不同的可用传输模式之一，所述通信设备包括：接收器单元，其耦合到单个天线，可操作以在第一和第第二极化，接收器单元优先接收所选极化中的信号; 选择单元，用于选择接收机单元优先接收信号的极化的每个接收脉冲串; 以及信号分析单元，用于分析每个接收的突发以确定其是否满足预定的接收质量标准; 其中，所述信号分析单元被配置为控制所述选择单元：如果在某个传输模式下接收到突发，并且接收到所述传输模式的最后一个突发高于接收质量标准，则优先接收相同的突发接收最后一个突发的极化; 并且如果以某种传输模式接收到突发，并且在接收质量标准下接收到用该传输模式接收到的最后一个突发信号，则优先接收与接收到最后一个突发信号不同的极化的突发。

88. 发明申请

US20110019767A1 Phase-Locked Loop Modulation 有权
标题翻译：锁相环调制
公开(公告)号：US20110019767A1
公开(公告)日：2011-01-27
申请号：US12934617
申请日：2009-03-13
申请人： Pasquale Lamanna , Nicolas Sornin
发明人： Pasquale Lamanna , Nicolas Sornin
IPC分类号： H03D3/24 , H04L27/00 , H03L7/08
CPC分类号： H04L7/0331 , H03L7/08 , H03L7/1976
摘要： A phase-locked loop having: an oscillator for forming an oscillating output signal; a frequency divider connected to receive the output of the oscillator and frequency divide it by a value dependent on a division control signal; and a phase comparator for comparing the phase of the divided signal and a reference signal to generate a control signal, the operation of the oscillator being dependent on the control signal; the output data to form a divided signal a division ratio controller configured to, when clocked by an input signal, generate a series of output data for forming the division control signal; the phase-locked loop having: a first mode of operation in which the frequency divider is operable to frequency divide the output of the oscillator by a value dependent on the output of the division ratio controller; and a second mode of operation in which the frequency divider is not operable to frequency divide the output of the oscillator by a value dependent on the output of the division ratio controller, and the division ratio controller is clocked by a signal that is independent of the output of the oscillator.
摘要翻译：一种锁相环，具有：形成振荡输出信号的振荡器; 连接用于接收振荡器的输出的分频器，并将其除频依赖于除法控制信号的值; 以及相位比较器，用于比较分频信号的相位和参考信号以产生控制信号，振荡器的操作取决于控制信号; 所述输出数据形成分频信号，分频比控制器，被配置为当由输入信号计时时，产生用于形成分频控制信号的一系列输出数据; 所述锁相环具有：第一操作模式，其中所述分频器可操作以将所述振荡器的输出频率除以取决于所述分频比控制器的输出的值; 以及第二操作模式，其中分频器不可操作以将振荡器的输出频率除以取决于分频比控制器的输出的值，并且分频比控制器由独立于输出振荡器。

89. 发明申请

US20110014887A1 INTERFERENCE CANCELLATION 审中-公开
标题翻译：干扰消除
公开(公告)号：US20110014887A1
公开(公告)日：2011-01-20
申请号：US12827407
申请日：2010-06-30
申请人： Shousheng HE
发明人： Shousheng HE
IPC分类号： H04B1/10
CPC分类号： H04L25/03038 , H04L25/0212 , H04L25/025
摘要： A receiver (10) for receiving a signal transmitted through a propagation channel, the receiver (10) comprising an antenna (12) for receiving the signal, a processor (14) for processing the received signal and a filter (16) for filtering the received signal, wherein the processor (14) is configured to calculate coefficients for configuring the filter (16) and an estimated channel impulse response for the propagation channel.
摘要翻译：一种用于接收通过传播信道发送的信号的接收机（10），所述接收机（10）包括用于接收所述信号的天线（12），用于处理所述接收信号的处理器（14）和用于对接收信号，其中所述处理器（14）被配置为计算用于配置所述滤波器（16）的系数和所述传播信道的估计信道脉冲响应。

90. 发明申请

US20110013612A1 Protocol Coexistence 审中-公开
标题翻译：协议共存
公开(公告)号：US20110013612A1
公开(公告)日：2011-01-20
申请号：US12919746
申请日：2009-03-12
申请人： Alexander Thoukydides
发明人： Alexander Thoukydides
IPC分类号： H04W84/02
CPC分类号： H04L69/18 , H04L67/04 , H04L69/40 , H04M1/2535 , H04M1/6066 , H04M2250/02 , H04W88/06
摘要： A communication device having: a first communication unit for transmitting and/or receiving by a first protocol acknowledgements for data received by the device; a second communication unit for transmitting data units of a second protocol, the first and second protocols being such that the data units of the second protocol can interfere with the acknowledgements of the first protocol; and a controller configured to control the device such that, when a data unit of the second protocol is being transmitted by the second communication unit and the first communication unit is to transmit or receive an acknowledgement of the first protocol: the second communication unit interrupts the transmission of the data unit of the second protocol, the first communication unit transmits or receives the acknowledgement of the first protocol and the second transmitter resumes transmission of the data unit of the second protocol from the point that transmission of the data unit would have reached if it had not been interrupted.
摘要翻译：一种通信设备，具有：第一通信单元，用于通过由所述设备接收的数据的第一协议确认发送和/或接收; 第二通信单元，用于发送第二协议的数据单元，所述第一和第二协议使得所述第二协议的数据单元可以干扰所述第一协议的确认; 以及控制器，被配置为控制所述设备，使得当所述第二协议的数据单元正由所述第二通信单元发送时，所述第一通信单元要发送或接收所述第一协议的确认时，所述第二通信单元中断第二协议的数据单元的传输，第一通信单元发送或接收第一协议的确认，并且第二发射机从数据单元的传输将到达第二协议的数据单元的传输，如果它没有中断。

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