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    • 12. 发明申请
    • METHOD AND SYSTEM FOR DYNAMIC SELECTION OF A COEXISTENCE METHOD AND TRANSMIT POWER LEVEL BASED ON CALIBRATION DATA
    • 用于动态选择共同方法和基于校准数据发送功率电平的方法和系统
    • US20100273426A1
    • 2010-10-28
    • US12428085
    • 2009-04-22
    • John WalleyPrasanna Desai
    • John WalleyPrasanna Desai
    • H04B15/00
    • H04W52/265G01S19/21H04B1/1027H04B7/06H04W24/00H04W28/18H04W52/346H04W72/00H04W88/06
    • Aspects of the invention may comprise calibrating operations of wireless transmitters and/or receivers in a communication device to mitigate interference caused during concurrent communications via the wireless interfaces in the communication device. Calibration may be performed dynamically, and may comprise managing system parameters and/or physical resources of the communication device and/or the wireless transmitters and/or receivers; managing characteristics of wireless communication performed via the wireless transmitters and/or receivers; and/or managing isolation between two or more of said plurality of wireless transmitters and/or receivers in said communication device. The calibration may be performed based on data generated, via the wireless transmitters and/or receivers, during active and/or idle phases of operations. The data may be based on monitoring of RF effects caused by operations of other wireless transmitters and/or receivers. A coexistence manager may exchange data and/or control signaling with the wireless transmitters and/or receivers during to performing the calibration.
    • 本发明的方面可以包括校准通信设备中的无线发射机和/或接收机的操作,以减轻通过通信设备中的无线接口在并发通信期间引起的干扰。 可以动态地执行校准,并且可以包括管理通信设备和/或无线发射器和/或接收器的系统参数和/或物理资源; 管理经由无线发射机和/或接收机执行的无线通信的特性; 和/或管理所述通信设备中的所述多个无线发射机和/或接收机中的两个或更多个之间的隔离。 可以在活动和/或空闲操作阶段期间,经由无线发射器和/或接收器产生的数据执行校准。 数据可以基于由其他无线发射器和/或接收器的操作引起的RF效应的监视。 在执行校准期间,共存管理器可以与无线发射机和/或接收机交换数据和/或控制信令。
    • 13. 发明申请
    • METHOD AND SYSTEM FOR MULTI-RADIO COEXISTENCE AND A COLLABORATIVE INTERFACE
    • 多无线电共享和协作接口的方法与系统
    • US20090147763A1
    • 2009-06-11
    • US11950559
    • 2007-12-05
    • Prasanna DesaiBrima IbrahimJohn WalleyGang Lu
    • Prasanna DesaiBrima IbrahimJohn WalleyGang Lu
    • H04J1/00
    • H04B1/0067H04B1/0064H04B1/0475H04B1/40H04W72/02H04W88/06
    • Aspects of a method and system for multi-radio coexistence and a collaborative interface may include exchanging information between a plurality of radio transceivers integrated within a single device to enable coexistence, and coordinating sharing of transmit and receive resources between the plurality of radio transceivers by controlling access to the transmit and receive resources, where any one of the plurality of radio transceivers may be enabled to be selected to control the access based on the exchanged information. Selecting one of the radio transceivers for the controlling of the access band may be based on processing capability or priority of communication. The resources may comprise frequency bands, time slots, and antenna access. The information may be exchanged via a serial bus between the plurality of radio transceivers, where the serial bus may conform to an I2C (I-square-C) multi-master serial bus. Each of the radio transceivers may conform to one or more radio frequency technology.
    • 用于多无线电共存和协作接口的方法和系统的方面可以包括在集成在单个设备内的多个无线电收发器之间交换信息以实现共存,以及通过控制来协调多个无线电收发器之间的发送和接收资源的共享 访问发送和接收资源,其中可以使多个无线收发器中的任一个能够被选择以基于所交换的信息来控制访问。 选择用于控制接入频带的无线电收发机之一可以基于处理能力或通信的优先级。 资源可以包括频带,时隙和天线接入。 信息可以通过串行总线在多个无线电收发器之间交换,其中串行总线可以符合I2C(I-square-C)多主机串行总线。 每个无线电收发器可以符合一个或多个射频技术。
    • 15. 发明申请
    • Method and system for collocated IEEE 802.11 B/G WLAN, and BT with FM in coexistent operation
    • 并置IEEE 802.11 B / G WLAN的方法和系统,以及具有FM功能的BT共存操作
    • US20060084383A1
    • 2006-04-20
    • US11286844
    • 2005-11-22
    • Brima IbrahimJohn WalleyPrasanna Desai
    • Brima IbrahimJohn WalleyPrasanna Desai
    • H04Q7/20
    • H04W84/12H04W16/14H04W72/1215H04W74/0875H04W84/18H04W88/06
    • A method and system for collocated IEEE 802.11 b/g WLAN, and Bluetooth (BT) with FM in coexistent operation are provided. A single chip comprising an integrated BT radio and an integrated FM radio in a coexistence station may generate a priority signal to disable WLAN transmissions in a WLAN radio when a BT HV3 frame is available for transmission. When the priority signal is asserted, an exponentially growing retransmission backoff mechanism in the WLAN radio may be disabled. Moreover, when the BT radio and the WLAN radio are enabled for coexistence operation, a WLAN fragmentation threshold in the WLAN radio may be modified based on a WLAN modulation rate and the BT HV3 frame duration. An on-chip processor that time multiplexes FM and Bluetooth data processing may be utilized to control the BT radio operation and the FM radio operation in the single chip.
    • 提供了一种用于并置IEEE 802.11b / g WLAN的方法和系统,以及具有FM的蓝牙(BT)的共存操作。 在BT HV3帧可用于传输的情况下,包括集成BT无线电和共存站中的集成FM无线电的单个芯片可以生成优先级信号以禁用WLAN无线电中的WLAN传输。 当优先级信号被断言时,WLAN无线电中的指数增长的重传退避机制可能被禁用。 此外,当BT无线电和WLAN无线电被启用以共存操作时,可以基于WLAN调制速率和BT HV3帧持续时间来修改WLAN无线电中的WLAN分段阈值。 时分复用FM和蓝牙数据处理的片上处理器可用于控制单芯片中的BT无线电操作和FM无线电操作。