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    • 31. 发明申请
    • METHOD AND SYSTEM FOR AN ATOMIZING FUNCTION OF A MOBILE DEVICE
    • 用于移动移动设备的功能的方法和系统
    • US20090022118A1
    • 2009-01-22
    • US11864562
    • 2007-09-28
    • Arya BehzadMark BuerJeyhan KaraoguzAlexander MacinnisThomas QuigleyJohn Walley
    • Arya BehzadMark BuerJeyhan KaraoguzAlexander MacinnisThomas QuigleyJohn Walley
    • H04Q7/24
    • G06F9/5044H04L67/10H04L67/16
    • Methods and systems for an atomizing function for a mobile device are disclosed and may include discovering available resources via a handheld wireless communication device (HWCD) and assessing respective cost functions for processing tasks by the HWCD and/or the discovered resources. The tasks may be apportioned for local and/or remote execution by the HWCD and/or the discovered resources based on the assessed cost functions. The assessed cost functions may be dependent on factors comprising communication bandwidth, memory space, CPU processing power, and battery power, which may be weighted. The cost functions may be dynamically assessed, enabling dynamic reapportioning of the tasks, which may be apportioned based on latency, quality of service (QoS), priority and/or user preferences associated with the local and/or remote execution. The apportioning of the processing of the tasks may be based on the assessed cost functions, and a priority and/or a QoS associated with the task.
    • 公开了用于移动设备的雾化功能的方法和系统,并且可以包括经由手持式无线通信设备(HWCD)发现可用资源并且评估由HWCD和/或所发现的资源处理任务的相应成本函数。 这些任务可以由HWCD和/或基于评估的成本函数发现的资源进行本地和/或远程执行分配。 评估的成本函数可以取决于可以被加权的因素,包括通信带宽,存储器空间,CPU处理能力和电池功率。 可以动态评估成本函数,使得可以基于与本地和/或远程执行相关联的延迟,服务质量(QoS),优先级和/或用户偏好来分摊任务的动态重新分配。 处理任务的分配可以基于评估的成本函数,以及与该任务相关联的优先级和/或QoS。
    • 34. 发明申请
    • Method and System for Using a Multi-RF Input Receiver For Diversity Selection
    • 使用多RF输入接收机进行分集选择的方法和系统
    • US20080139154A1
    • 2008-06-12
    • US11618808
    • 2006-12-30
    • Arya BehzadAli AfsahiMark Gonikberg
    • Arya BehzadAli AfsahiMark Gonikberg
    • H04B7/00
    • H04B7/0811
    • Aspects of a method and system for signal processing are disclosed and may include receiving a plurality of wireless signals via a plurality of M receive antennas. Each of M phase shifters coupled to each of the M receive antennas may be set to operate in a bypass mode or with an arbitrary phase setting. Corresponding signal strengths of M signals generated when each of the M phase-shifters is coupled to each of the M receive antennas may be measured, while at least a portion of the M receive antennas are turned off. Selecting one of the M generated signals for processing without the use of an antenna switch, based on the measured signal strength. A signal strength of each of the generated M amplified signals may be measured while turning off at least one of the plurality of M receive antennas and without the use of the phase-shifters.
    • 公开了用于信号处理的方法和系统的方面,并且可以包括经由多个M个接收天线接收多个无线信号。 耦合到M个接收天线中的每一个的M个移相器中的每一个可以被设置为以旁路模式或任意相位设置操作。 当M个接收天线的至少一部分被关闭时,可以测量当每个M个移相器耦合到每个M个接收天线时产生的M个信号的相应信号强度。 基于测量的信号强度,选择M个生成的信号之一进行处理而不使用天线开关。 可以在断开多个M个接收天线中的至少一个并且不使用移相器的同时测量所产生的M个放大信号中的每一个的信号强度。
    • 35. 发明申请
    • METHOD AND SYSTEM FOR MITIGATING A VOLTAGE STANDING WAVE RATIO
    • 降低电压波动比的方法和系统
    • US20080139144A1
    • 2008-06-12
    • US11618181
    • 2006-12-29
    • Arya Behzad
    • Arya Behzad
    • H04B1/04
    • H03G3/3042Y02D70/122Y02D70/124
    • Methods and systems for mitigating a voltage standing wave ratio in a transmitter are disclosed and may comprise calibrating an output power of a power amplifier integrated within a chip using a resistor that models an impedance of an antenna that is externally coupled to the amplifier while the antenna is decoupled. The gain and output power of the amplifier may be determined utilizing the known resistance and a voltage that is measured at an input of the power amplifier, or at a number of points prior to the power amplifier. When the antenna may be coupled to the transmitter, the transmitter output power may then be controlled utilizing the voltage measurements prior to the power amplifier to avoid measuring reflected waves in instances when the antenna impedance may vary. The power amplifier may be of a design that comprises reverse isolation to reduce reflected waves from the antenna.
    • 公开了用于减轻发射机中的电压驻波比的方法和系统,并且可以包括使用对外部耦合到放大器的天线的阻抗进行建模的电阻来校准集成在芯片内的功率放大器的输出功率,而天线 被解耦。 放大器的增益和输出功率可以利用已知的电阻和在功率放大器的输入处或在功率放大器之前的多个点处测量的电压来确定。 当天线可以耦合到发射机时,可以利用功率放大器之前的电压测量来控制发射机输出功率,以避免在天线阻抗可能变化的情况下测量反射波。 功率放大器可以是包括反向隔离以减少来自天线的反射波的设计。
    • 38. 发明申请
    • Circuit with Q-enhancement cell having feedback loop
    • 具有反馈回路的Q增强单元电路
    • US20080030279A1
    • 2008-02-07
    • US11590452
    • 2006-10-31
    • Adedayo OjoArya Behzad
    • Adedayo OjoArya Behzad
    • H03F3/191
    • H03F3/45188H03F1/42H03F1/56H03F3/191H03F2200/451H03F2200/465H03F2200/78H03F2203/45521H03F2203/45606H03F2203/45626H03H11/1213H03H11/1291
    • According to an example embodiment, an amplitude feedback loop may include an RF amplifier, a detector, a comparator, and a Q-enhancement cell. In an example embodiment, the RF amplifier has an output signal, and the detector has an input coupled to the output signal of the RF amplifier and is configured to detect a level of the output signal of the RF amplifier. The comparator circuit may receive as inputs a reference voltage and the output of the detector. Also, the comparator circuit is configured to output a control signal based on a difference between the reference voltage and the output signal of the power detector. The Q-enhancement cell may be coupled to the RF amplifier and have an input coupled to an output of the comparator circuit. A bias current of the Q-enhancement cell may be adjusted based on the control signal output by the comparator circuit.
    • 根据示例实施例,幅度反馈环路可以包括RF放大器,检测器,比较器和Q增强单元。 在示例实施例中,RF放大器具有输出信号,并且检测器具有耦合到RF放大器的输出信号的输入,并被配置为检测RF放大器的输出信号的电平。 比较器电路可以接收参考电压和检测器的输出作为输入。 此外,比较器电路被配置为基于功率检测器的参考电压和输出信号之间的差来输出控制信号。 Q增强单元可以耦合到RF放大器并且具有耦合到比较器电路的输出的输入。 可以基于由比较器电路输出的控制信号来调整Q增强单元的偏置电流。
    • 40. 发明申请
    • Distribution of shared local oscillation to multiple RF intefaces of a wireless device
    • 将共享本地振荡分配给无线设备的多个RF接口
    • US20070173286A1
    • 2007-07-26
    • US11703421
    • 2007-02-06
    • Keith CarterArya Behzad
    • Keith CarterArya Behzad
    • H04B1/44H04M1/00
    • H04B1/0082H04M2250/02H04M2250/06H04W88/00
    • A Radio Frequency (RF) transceiver Integrated Circuit (IC) includes a plurality -of RF transceivers, local oscillation generation circuitry that produces a local oscillation, and local oscillation distribution circuitry. The local oscillation distribution circuitry couples to the local oscillation generation circuitry and includes a plurality of local oscillation repeater circuits. Each local oscillation repeater circuit corresponds to a respective one of the plurality of RF transceivers (transmitter, receiver, or both) Each local oscillation repeater circuit includes a local oscillation repeater circuit input, a local oscillation repeater circuit interface driver output coupled to respective one of the plurality of RF transceivers, and a local oscillation repeater circuit output. Each local oscillation repeater circuit also includes a first driver having as an input the local oscillation repeater circuit input and as an output the local oscillator repeater circuit output and a second driver having as an input the local oscillation repeater circuit input and as an output the local oscillation repeater circuit interface driver output.
    • 射频(RF)收发器集成电路(IC)包括多个RF收发器,产生本地振荡的本地振荡发生电路和本地振荡分配电路。 本地振荡分配电路耦合到本地振荡发生电路并且包括多个本地振荡中继器电路。 每个本地振荡中继器电路对应于多个RF收发器(发射机,接收机或两者)中的相应一个。每个本地振荡中继器电路包括本地振荡中继器电路输入,本地振荡中继器电路接口驱动器输出耦合到相应的一个 多个RF收发器和本地振荡中继器电路输出。 每个本地振荡中继器电路还包括第一驱动器,其具有作为本地振荡中继器电路输入的输入和作为本地振荡器中继器电路输出的输出,以及具有作为本地振荡中继器电路输入的输入的第二驱动器和作为输出的本地振荡器 振荡中继器电路接口驱动器输出。