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    • 1. 发明申请
    • TRANSMITTER BUILT-IN PRODUCTION LINE TESTING UTILIZING DIGITAL GAIN CALIBRATION
    • 发射机内置生产线测试利用数字增益校准
    • US20080144707A1
    • 2008-06-19
    • US11949611
    • 2007-12-03
    • Yossi TsfatiNir TalAvi BaumItay Sherman
    • Yossi TsfatiNir TalAvi BaumItay Sherman
    • H04B17/00H04B1/40
    • H04B17/13
    • A novel and useful self-calibration based production line testing mechanism utilizing built-in closed loop measurements in the radio to calibrate the output power of an external power amplifier coupled to a SoC radio. The mechanism is applicable during production line testing and calibration which is performed on each SoC and associated external power amplifier after assembly at the target PCB of the final product. The mechanism calibrates the TX output power in three phases based on loopback EVM measurements. In a first phase, the PPA in the radio (SoC) is calibrated and gain versus output power is stored in a gain table in on-chip NVS. In a second phase, the maximum PPA TX power is determined using closed loop EVM measurements. The external PA is calibrated in a third phase and the maximum PA power is determined. During this third phase, the maximum power of the device is calculated, compared to the requirements of the particular standard and a pass/fail determination is thereby made.
    • 一种基于自适应校准的基于自校准的生产线测试机制,在无线电中利用内置闭环测量来校准耦合到SoC无线电的外部功率放大器的输出功率。 该机制适用于在最终产品的目标PCB上组装之后在每个SoC和相关外部功率放大器上执行的生产线测试和校准。 该机制基于环回EVM测量三相校准TX输出功率。 在第一阶段,无线电(SoC)中的PPA被校准,并且增益对输出功率被存储在片上NVS的增益表中。 在第二阶段,使用闭环EVM测量确定最大PPA TX功率。 外部PA在第三阶段进行校准,并确定最大PA功率。 在第三阶段期间,与特定标准的要求相比,计算出装置的最大功率,从而进行通过/不合格确定。
    • 2. 发明授权
    • Transmitter built-in production line testing utilizing digital gain calibration
    • 变送器内置生产线测试利用数字增益校准
    • US08140031B2
    • 2012-03-20
    • US11949611
    • 2007-12-03
    • Yossi TsfatiNir TalAvi BaumItay Sherman
    • Yossi TsfatiNir TalAvi BaumItay Sherman
    • H04B1/04H04K3/00
    • H04B17/13
    • A novel and useful self-calibration based production line testing mechanism utilizing built-in closed loop measurements in the radio to calibrate the output power of an external power amplifier coupled to a SoC radio. The mechanism is applicable during production line testing and calibration which is performed on each SoC and associated external power amplifier after assembly at the target PCB of the final product. The mechanism calibrates the TX output power in three phases based on loopback EVM measurements. In a first phase, the PPA in the radio (SoC) is calibrated and gain versus output power is stored in a gain table in on-chip NVS. In a second phase, the maximum PPA TX power is determined using closed loop EVM measurements. The external PA is calibrated in a third phase and the maximum PA power is determined. During this third phase, the maximum power of the device is calculated, compared to the requirements of the particular standard and a pass/fail determination is thereby made.
    • 一种基于自适应校准的基于自校准的生产线测试机制,在无线电中利用内置闭环测量来校准耦合到SoC无线电的外部功率放大器的输出功率。 该机制适用于在最终产品的目标PCB上组装之后在每个SoC和相关外部功率放大器上执行的生产线测试和校准。 该机制基于环回EVM测量三相校准TX输出功率。 在第一阶段,无线电(SoC)中的PPA被校准,并且增益对输出功率被存储在片上NVS的增益表中。 在第二阶段,使用闭环EVM测量确定最大PPA TX功率。 外部PA在第三阶段进行校准,并确定最大PA功率。 在第三阶段期间,与特定标准的要求相比,计算出装置的最大功率,从而进行通过/不合格确定。
    • 3. 发明申请
    • System and method for wireless communication systems coexistence
    • 无线通信系统共存系统和方法
    • US20070066314A1
    • 2007-03-22
    • US11509312
    • 2006-08-24
    • Itay ShermanNir Tal
    • Itay ShermanNir Tal
    • H04Q7/20
    • H04W88/06
    • System and method for enabling the coexistence of multiple wireless communications on a single unit. A preferred embodiment comprises receiving a schedule of reserved message transfer times from a coexistence unit of a first wireless network in a mobile unit at a coexistence unit of a second wireless network in the mobile unit, selecting an operating mode for the coexistence unit based on the schedule, and transferring messages on the first wireless network and the second wireless network based on the schedule. The first wireless network is restricted to being able to transfer messages only during scheduled times. The sharing of the schedule of reserved message transfer times can enable the transfer of messages in the second wireless network to occur in between the reserved message transfer times, thereby reducing message collisions that can negatively impact data transfer performance of both wireless networks.
    • 用于使单个单元上的多个无线通信共存的系统和方法。 优选实施例包括在移动单元中的第二无线网络的共存单元处从移动单元中的第一无线网络的共存单元接收保留的消息传送时间的调度,基于所述共享单元选择所述共存单元的操作模式 调度和基于时间表在第一无线网络和第二无线网络上传送消息。 第一个无线网络只能在预定时间内传输消息。 保留消息传送时间的调度的共享可以使第二无线网络中的消息的传送发生在保留的消息传送时间之间,从而减少可能对两个无线网络的数据传输性能产生负面影响的消息冲突。
    • 7. 发明授权
    • System and method for reducing power consumption in a wireless device
    • 用于降低无线设备功耗的系统和方法
    • US08498678B2
    • 2013-07-30
    • US12169762
    • 2008-07-09
    • Yossi TsfatyItay Sherman
    • Yossi TsfatyItay Sherman
    • H04M1/00
    • H04W52/028H04B1/46Y02D70/144Y02D70/40
    • A wireless transceiver is provided for transmitting and receiving audio data, comprising: a microphone configured to generate a digital audio signal that includes the audio data, based on a received sound sampled into digital format; a voice detection circuit configured to detect the presence of voice activity in the audio data, and to generate a voice detection signal indicating whether the voice activity is present in the audio data; a transceiver circuit configured to transmit the audio data over a wireless medium; and a control circuit configured to control transmission of the audio data over the wireless medium by the transceiver circuit, based on the voice detection signal. This allows saving of transmission power since no transmission is done during the silence periods. The digital audio signal is at least one of a pulse code modulated signal without compression, and a Bluetooth signal.
    • 提供了一种用于发送和接收音频数据的无线收发器,包括:麦克风,被配置为基于被采样为数字格式的接收声音来生成包括所述音频数据的数字音频信号; 语音检测电路,被配置为检测音频数据中的语音活动的存在,并产生指示语音活动是否存在于音频数据中的语音检测信号; 收发器电路,被配置为通过无线介质发送音频数据; 以及控制电路,被配置为基于所述语音检测信号,通过所述收发器电路来控制所述无线介质上的所述音频数据的传输。 这样可以节省发送功率,因为​​在静默期间不进行发送。 数字音频信号是没有压缩的脉冲编码调制信号和蓝牙信号中的至少一个。
    • 9. 发明授权
    • Foldable mobile phone
    • 可折叠手机
    • US08406826B2
    • 2013-03-26
    • US12615454
    • 2009-11-10
    • Dov MoranEyal BychkovItay ShermanUri Ron
    • Dov MoranEyal BychkovItay ShermanUri Ron
    • H04M1/00
    • H04M1/725H04M1/0214H04M1/0235H04M1/0256H04M1/72575
    • A mobile phone, including a modular communicator including a modem for transmitting and receiving voice and data communications, a communicator connector for making electrical connection with a jacket for the communicator, when the jacket is pouched in the communicator, a communicator display screen for displaying information, and a communicator controller (i) for executing programmed instructions for operating the modem, (ii) for transmitting data to and receiving data from the communicator connector, and (iii) for generating the information displayed on the communicator display screen, and a jacket for the modular communicator, including a mechanical jacket housing including a top section and a bottom section connected by a hinge which enables the top section to fold over the bottom section, a pouch including a cavity into which the communicator may be pouched, and a transparent portion through which at least a portion of the communicator display shows when the communicator is pouched in the jacket and when the top section is folded over the bottom section, a jacket connector that mates with the communicator connector to make electrical connection with the communicator, when the communicator is pouched in the jacket, and a jacket controller for transmitting data to and receiving data from the communicator controller, via the jacket connector.
    • 一种移动电话,包括包括用于发送和接收语音和数据通信的调制解调器的模块化通信器,当在通信器中插入外套时,用于与用于通信器的外壳进行电连接的通信器连接器,用于显示信息的通信器显示屏幕 以及用于执行用于操作调制解调器的编程指令的通信器控制器(i),(ii)用于向通信器连接器发送数据和从通信器连接器接收数据,以及(iii)用于生成显示在通信器显示屏幕上的信息,以及外套 对于模块化通信器,包括机械护套壳体,其包括顶部部分和底部部分,所述底部部分通过铰链连接,所述铰链能够使顶部部分折叠在所述底部部分上,所述袋子包括腔体,所述通信器可以被覆盖在所述腔中,并且透明 当通信器发送时,通信器显示器的至少一部分显示的部分 d,并且当顶部部分折叠在底部部分上时,当通信器被套在夹套中时,与护套连接器配合的夹套连接器与通信器连接器进行电连接,以及用于将数据发送到 以及经由夹套连接器从通信器控制器接收数据。