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    • 2. 发明申请
    • Ultrasound adaptor methods and systems for transducer and system separation
    • 用于传感器和系统分离的超声适配器方法和系统
    • US20050148873A1
    • 2005-07-07
    • US10741538
    • 2003-12-19
    • David PetersenRobert PhelpsJohn Lazenby
    • David PetersenRobert PhelpsJohn Lazenby
    • G01S7/52G01S15/89A61B8/02
    • A61B8/4438A61B8/4472G01S7/52034G01S7/5208G01S15/8925G01S15/8927G01S15/8993
    • Methods and systems are provided for adapting signals from an ultrasound transducer for an ultrasound system. Where the signal processing in a transducer assembly outputs data incompatible with the ultrasound system, circuitry provided within the transducer assembly converts the data to be compatible with the ultrasound systems. For example, sub-array mixing is provided to partially beamform signals from a plurality of transducer elements. The resulting output signals from a plurality sub-arrays are provided through a cable to a connector housing of the transducer probe assembly. Since the mixers alter the data, such as shifting the data to an intermediate frequency, the output data may be at a frequency different than the frequencies for operation of the receive beamformer. Additional mixers are then provided to convert the intermediate frequency signals to radio frequency signals that may be processed by the ultrasound systems received beamformer. As another example, signals from a plurality of transducer elements are multiplexed together. Where the receive beamformer is not operable to de-multiplex such signals, circuitry within the transducer probe assembly converts the signals by de-multiplexing the data for beamforming. Ultrasound systems have a limited number of received beamformer channels. By providing signal processing, conversion, and/or partial beamforming within the transducer probe assembly, the number of elements used may be different than the number of received beamformer channels provided by the system.
    • 提供了用于适应来自用于超声系统的超声换能器的信号的方法和系统。 在传感器组件中的信号处理输出与超声系统不兼容的数据的情况下,提供在换能器组件内的电路将数据转换为与超声系统兼容。 例如,提供子阵列混合以部分地波束来自多个换能器元件的信号。 来自多个子阵列的所得到的输出信号通过电缆提供到换能器探头组件的连接器壳体。 由于混频器将数据改变为中频,所以输出数据可能处于与接收波束形成器的操作频率不同的频率。 然后提供额外的混频器以将中频信号转换成可由超声系统接收波束形成器处理的射频信号。 作为另一示例,来自多个换能器元件的信号被多路复用在一起。 在接收波束形成器不可操作以解复用这种信号的地方,换能器探头组件内的电路通过对波束成形的数据进行解复用来转换信号。 超声系统具有有限数量的接收波束形成器通道。 通过在换能器探头组件内提供信号处理,转换和/或部分波束成形,所使用的元件的数量可以不同于由系统提供的接收波束形成器通道的数量。
    • 4. 发明申请
    • Element mapping and transmitter for continuous wave ultrasound imaging
    • 用于连续波超声成像的元件映射和发射器
    • US20050203391A1
    • 2005-09-15
    • US10787672
    • 2004-02-26
    • Robert PhelpsDavid Petersen
    • Robert PhelpsDavid Petersen
    • A61B8/00A61B8/12A61B8/14
    • G01S15/8927A61B8/12A61B8/4488G01S7/52019G01S7/5208
    • Element mapping and transmission of continuous waves are provided ultrasound imaging. For use with multiple dimensional or large arrays, the number of receive beamformer channels or associated cables connecting the transducer array to the receive beamformer may be limited. Subarrays of signals from different elements associated with similar phasing are combined without switching. The combined subarray signals are then received beamformed to generate a continuous wave image. Receive channels without clocking or beamforming prior to a steered continuous wave Doppler beamformer maximize dynamic range and reduce the power consumption. For further or different optimization of steering continuous waves, low voltage transmitters separate from high voltage transmitters are provided for a plurality of elements.
    • 提供连续波的元素映射和传输超声成像。 为了与多维或大阵列一起使用,可以限制将换能器阵列连接到接收波束形成器的接收波束形成器通道或相关电缆的数量。 来自与类似定相相关联的不同元件的信号的子阵列被组合而不需要切换。 然后接收波束形成的组合子阵列信号以产生连续波图像。 在导向连续波多普勒波束形成器之前,无需时钟或波束成形的接收通道最大化动态范围并降低功耗。 为了进一步或不同的转向连续波的优化,为多个元件提供与高压发射器分离的低电压发射器。
    • 5. 发明申请
    • Probe based digitizing or compression system and method for medical ultrasound
    • 基于探针的数字化或压缩系统和医学超声方法
    • US20050148878A1
    • 2005-07-07
    • US10741827
    • 2003-12-19
    • Robert PhelpsJohn LazenbyDavid Petersen
    • Robert PhelpsJohn LazenbyDavid Petersen
    • G01S15/89A61B8/14
    • G01S15/8925A61B8/44A61B8/546G01S7/5208G01S15/8927
    • Methods, systems and probes communicate signals from a transducer for imaging or connection with an imaging system. Beamforming-related electronics are positioned in the connector housing of the transducer probe assembly. For example, analog-to-digital converters are positioned in the connector housing. Power is provided through connection with the ultrasound imaging system. Fans or other heat-dissipating structures are also positioned within the connector housing. Other beamformer electronics, such as delays and sums, are positioned in the imaging system, partly in the connector housing or entirely in the connector housing. Since the analog-to-digital converters are provided in the connector housing, partial digital beam forming may be provided in the transducer probe assembly. The length of the transducer cables is held constant to avoid interference and transmission line effects due to line-length variation. The number of cables and other interconnections from the transducer array to the analog-to-digital converters is unconstrained by the number of connectors or channels provided by the imaging system. Data compression provided by the electronics of the transducer probe assembly provides independence of the number of system channels from transducer channels.
    • 方法,系统和探针传送来自传感器的信号,以便与成像系统进行成像或连接。 波束形成相关电子器件位于换能器探头组件的连接器壳体中。 例如,模拟 - 数字转换器位于连接器外壳中。 通过与超声成像系统的连接来提供功率。 风扇或其他散热结构也位于连接器壳体内。 诸如延迟和总和的其它波束形成器电子器件位于成像系统中,部分位于连接器壳体中或完全位于连接器壳体中。 由于模数转换器设置在连接器壳体中,部分数字波束形成可以设置在换能器探头组件中。 传感器电缆的长度保持恒定,以避免由于线长变化引起的干扰和传输线影响。 通过由成像系统提供的连接器或通道的数量,从传感器阵列到模拟 - 数字转换器的电缆和其它互连的数量是不受约束的。 由换能器探头组件的电子设备提供的数据压缩提供了与换能器通道的系统通道数量的独立性。
    • 8. 发明申请
    • Method and system for measuring cross technology wireless coverage
    • 交叉技术无线覆盖测量方法和系统
    • US20080299910A1
    • 2008-12-04
    • US11809318
    • 2007-05-30
    • David PetersenPadraig Stapleton
    • David PetersenPadraig Stapleton
    • H04B17/00H04Q7/20
    • H04W24/00H04W76/10H04W88/06
    • A method of measuring wireless cross technology wireless coverage. The method includes initiating a call from a wireless device using a given wireless technology; in response to the initiating, receiving a plurality of data for the given wireless technology; in response to the receiving, analyzing the plurality of data; repeating the above steps for various wireless technologies; and generating a calibration for the analysis of the plurality of data for various wireless technologies. The adjusted data in response to the generated calibration is constructed and outputted. In one embodiment, the analysis includes determining the signal strength for the wireless device of the given wireless technology and determining the probability of call failure for the wireless device of the given wireless technology. Accordingly, at a given probability of call failure, signal strengths of the wireless device for various wireless technologies are corresponded and are equivalent to one another.
    • 一种测量无线跨技术无线覆盖的方法。 该方法包括使用给定的无线技术从无线设备发起呼叫; 响应于发起,接收用于给定无线技术的多个数据; 响应于所述接收,分析所述多个数据; 重复上述各种无线技术步骤; 以及生成用于各种无线技术的多个数据的分析的校准。 构成并输出响应于所生成的校准的经调整的数据。 在一个实施例中,分析包括确定给定无线技术的无线设备的信号强度并确定给定无线技术的无线设备的呼叫失败概率。 因此,在给定的呼叫失败概率下,用于各种无线技术的无线设备的信号强度相对应并彼此相等。
    • 10. 发明申请
    • Golf club and method of manufacturing
    • 高尔夫俱乐部及制造方法
    • US20050164803A1
    • 2005-07-28
    • US10766400
    • 2004-01-27
    • Robert NaylorDavid Petersen
    • Robert NaylorDavid Petersen
    • A63B53/02B29C65/54
    • A63B53/02A63B60/00
    • A golf club is manufactured according to a method in which a radially compliant crush sleeve is interposed between the shaft tip and hosel of the club head. The crush sleeve is fabricated from a strip of metal formed into a substantially cylindrical metallic band with a plurality of radially-extending dimples or corrugations that grip the shaft. The crush sleeve is retained either in an undercut region in the hosel bore, on a mandrel extending from the hosel, or on a pilot shaft at the tip of the golf club shaft. After the interface between the shaft and hosel is coated with an adhesive, the shaft is assembled to the hosel with the crush sleeve squeezed in between. The crush sleeve secures the shaft to the club head with sufficient rigidity to allow the adhesive to set while maintaining the appropriate axial and rotational alignment.
    • 根据一种方法制造高尔夫球杆,其中径向柔顺的挤压套筒插入在球杆头的轴尖和杆之间。 挤压套筒由形成为大致圆柱形金属带的金属条制成,多个径向延伸的凹陷或波纹夹持轴。 挤压套筒保持在插孔内的底切区域中,在从插鞘延伸的心轴上或在高尔夫球杆杆杆的尖端处的导向轴上。 在轴和插鞘之间的界面涂覆有粘合剂之后,将轴组装到插鞘上,挤压套筒在其间挤压。 挤压套筒将轴固定到球杆头上,具有足够的刚性,以允许粘合剂固定,同时保持适当的轴向和旋转对准。