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    • 32. 发明授权
    • Tunable inter-antenna isolation
    • 可调谐天线间隔离
    • US09531418B2
    • 2016-12-27
    • US13568158
    • 2012-08-07
    • William P. Alberth, Jr.Gregory R. BlackArmin W. Klomsdorf
    • William P. Alberth, Jr.Gregory R. BlackArmin W. Klomsdorf
    • H04B1/18H04B1/525
    • H04B1/18H04B1/525
    • A method and system performs antenna tuning to minimize interference affecting signal reception within a wireless communication device. An antenna tuner controller determines whether the wireless communication device concurrently provides (a) simultaneous signal transmission and reception and (b) dual signal propagation. In response to determining that the wireless communication device concurrently provides the simultaneous signal transmission and reception and the dual signal propagation, the antenna tuner controller determines a current mode of operation corresponding to simultaneous signal transmission and reception and the dual signal propagation. Based on the mode of operation determined, the antenna tuner controller identifies a priority for performing antenna isolation to minimize interference affecting signal reception when the wireless communication device actively communicates within the specific mode of operation. In response to the identifying the priority for performing antenna isolation, the antenna tuner controller performs antenna impedance tuning that provides antenna isolation corresponding to the priority.
    • 方法和系统执行天线调谐以最小化在无线通信设备内影响信号接收的干扰。 天线调谐器控制器确定无线通信设备是否同时提供(a)同时信号发送和接收以及(b)双信号传播。 响应于确定无线通信设备同时提供同时信号发送和接收以及双信号传​​播,天线调谐器控制器确定与同时信号发送和接收以及双信号传​​播相对应的当前操作模式。 基于确定的操作模式,天线调谐器控制器识别执行天线隔离的优先级,以在无线通信设备在特定操作模式下主动通信时,最小化影响信号接收的干扰。 响应于识别执行天线隔离的优先级,天线调谐器控制器执行提供对应于优先级的天线隔离的天线阻抗调谐。
    • 34. 发明授权
    • Method for automatic frequency correction in a multi-carrier communications device
    • 多载波通信设备中自动频率校正的方法
    • US08923778B2
    • 2014-12-30
    • US13589503
    • 2012-08-20
    • Armin W. KlomsdorfWilliam P. Alberth, Jr.Gregory R. Black
    • Armin W. KlomsdorfWilliam P. Alberth, Jr.Gregory R. Black
    • H04B1/40H04M1/00
    • H03J7/04
    • A method and system provides an automatic frequency correction (AFC) within a wireless communication device. A synchronization controller estimates first and second frequency errors respectively associated with a first received signal corresponding to a first receiver path and a second received signal corresponding to a second receiver path. The synchronization controller determines a value and a type of target clock of a first AFC associated with the first frequency error. If the first AFC is not generated to target a shared clock such as a reference clock, the synchronization controller generates a second AFC to compensate for the second frequency error. However, if it is determined that the first AFC targets a shared clock, the synchronization controller generates the second AFC to compensate for the first AFC and the second frequency error. The synchronization controller synchronously applies the first and second AFCs to the relevant clocks.
    • 方法和系统在无线通信设备内提供自动频率校正(AFC)。 同步控制器估计分别与对应于第一接收机路径的第一接收信号和对应于第二接收机路径的第二接收信号相关联的第一和第二频率误差。 同步控制器确定与第一频率误差相关联的第一AFC的目标时钟的值和类型。 如果不生成第一个AFC来定向诸如参考时钟的共享时钟,则同步控制器产生第二个AFC来补偿第二个频率误差。 然而,如果确定第一AFC针对共享时钟,则同步控制器生成第二AFC以补偿第一AFC和第二频率误差。 同步控制器同步地将第一和第二AFC应用于相关时钟。
    • 35. 发明授权
    • Mobile computing device and method for maintaining application continuity
    • 用于维护应用程序连续性的移动计算设备和方法
    • US08904206B2
    • 2014-12-02
    • US12694244
    • 2010-01-26
    • Gregory R. BlackJohn P. Boos
    • Gregory R. BlackJohn P. Boos
    • G06F1/32H04L29/08H04W52/02H04L29/06
    • H04W52/0258H04L65/1083H04L67/04Y02D30/30Y02D70/1224Y02D70/1242Y02D70/1262Y02D70/142Y02D70/22
    • A method of maintaining application continuity (900) and mobile computing device (200) are described. The method involves a mobile device running an application in synchronous communication with an application server. The application has a threshold communication null period for maintaining application continuity. The method (900) can include the steps of: operating (910) the application in synchronous communication with an application server, defining an active mode, wherein the synchronous communication is automatically enabled; providing (920) a dormant mode wherein the synchronous communication is automatically disabled in the mobile device for a predetermined duration; and interrupting (930) the dormant mode by momentarily communicating with the application server prior to a threshold communication null period, for maintaining application continuity. Advantageously, prior to a threshold period of communication inactivity, the dormant mode can be interrupted to maintain application connectivity, so the server will not stop the application and data will not be lost.
    • 描述了维护应用连续性(900)和移动计算设备(200)的方法。 该方法涉及与应用服务器同步通信的运行应用的移动设备。 应用程序具有用于维护应用程序连续性的阈值通信无效期。 方法(900)可以包括以下步骤:在与应用服务器同步通信中操作(910)应用程序,定义活动模式,其中同步通信被自动启用; 提供(920)休眠模式,其中所述同步通信在所述移动设备中自动禁用预定持续时间; 并且在阈值通信空时间段之前通过与应用服务器进行暂时通信来中断(930)休眠模式,以保持应用连续性。 有利地,在通信不活动的阈值周期之前,可以中断休眠模式以维持应用连接性,因此服务器将不会停止应用,数据不会丢失。
    • 36. 发明授权
    • Device and method for temperature monitoring and warning
    • 温度监测和警告的装置和方法
    • US08265588B2
    • 2012-09-11
    • US12772369
    • 2010-05-03
    • Andrew K. WellsDavid M. BoldtGregory R. Black
    • Andrew K. WellsDavid M. BoldtGregory R. Black
    • G08B17/00H04W4/22
    • H04B1/3883H04M1/72536H04M1/72577H04M2250/12H04W52/0264Y02D70/40
    • A wireless communication device and method adapted for temperature monitoring and warning is disclosed. In its simplest form, it can include: providing (510) a multi-mode communication device including an unrestricted mode having an unrestricted operation temperature range and a restricted mode having a restricted operation temperature range; determining (520) if a temperature in proximity to an energy storage device is in at least one of the restricted operation temperature range and the unrestricted operation temperature range; periodically entering (530) the restricted mode when in the restricted operation temperature range and entering the unrestricted mode when in the unrestricted operation temperature range; and entering (540) the unrestricted mode when a user attempts to make an emergency call. Advantageously, this method allows safe battery operation, while allowing a user to make emergency calls.
    • 公开了适用于温度监测和警告的无线通信装置和方法。 在其最简单的形式中,它可以包括:提供(510)包括具有不受限制的操作温度范围的无限制模式和具有受限操作温度范围的限制模式的多模式通信装置; 确定(520)如果靠近能量存储装置的温度处于受限制的操作温度范围和不受限制的操作温度范围中的至少一个; 在限制运行温度范围内定期进入(530)限制模式,并在无限制运行温度范围内进入无限制模式; 并在用户尝试进行紧急呼叫时进入(540)无限制模式。 有利地,该方法允许安全的电池操作,同时允许用户进行紧急呼叫。
    • 37. 发明授权
    • USSD transport method and device
    • USSD传输方式和设备
    • US08228832B2
    • 2012-07-24
    • US12693268
    • 2010-01-25
    • Gregory R. BlackMark J. CarlsonValeriy F. Marchevsky
    • Gregory R. BlackMark J. CarlsonValeriy F. Marchevsky
    • G08C17/00H04W4/00H04B1/16
    • H04L67/26H04W4/20Y02D30/40Y02D70/1224Y02D70/1242Y02D70/1262Y02D70/142Y02D70/22
    • An USSD transporting method (200) and mobile computing device (410) are described. The method (200) can include the steps of: providing a data pushing operation (210) over a universal supplementary services data (USSD) channel from the application server to the mobile device client; and initiating a data pulling operation (220) over an internet protocol (IP) channel by the mobile device client, in response to the pushing operation. Advantageously, for short data transfers, such as application server push notifications, USSD messages require lower power drain than packet data, due to the longer time to transition to an RRC idle state after the data transfer is completed. Also, push notifications can be sent over USSD without an open IP session, thereby saving the client from having to maintain a persistent IP session, while employing alternate pulling transport means such as wireless LAN which require lower power drain than a wide area network.
    • USSD传输方法(200)和移动计算设备(410)被描述。 方法(200)可以包括以下步骤:通过通用补充业务数据(USSD)信道从应用服务器向移动设备客户端提供数据推送操作(210); 以及响应于所述按压操作,由所述移动设备客户端通过因特网协议(IP)通道启动数据拉取操作(220)。 有利的是,对于诸如应用服务器推送通知之类的短数据传输,由于在完成数据传输之后转换到RRC空闲状态的更长时间,USSD消息需要比分组数据更低的功率消耗。 此外,推送通知可以通过USSD发送,而不需要开放的IP会话,从而节省客户端不必维护持续的IP会话,同时采用诸如无线局域网的备用牵引传输手段,这些传输方式比广域网要求更低的功率消耗。
    • 39. 发明授权
    • Amplifier suitable for use in a radiotelephone
    • 放大器适用于无线电话
    • US5477192A
    • 1995-12-19
    • US333408
    • 1994-11-02
    • Gregory R. BlackNatalino CamilleriDavid Q. Ngo
    • Gregory R. BlackNatalino CamilleriDavid Q. Ngo
    • H03F3/343H03F3/04H03F3/16H03F3/193H03F3/195H03F3/347H03G3/30H04B1/38
    • H03F3/193H03F3/195
    • The amplifier (201) uses transistors (401,403) such as MOSFET transistors in a current mirror configuration. The transistors (401,403) are easy to package as surface mount devices. The drain port of the first transistor is coupled to an output signal (207) and a bias input signal (VB+). A gate port of the first transistor is coupled to a bias control input (117) and the signal input (115). The source of the first transistor and the source of the second transistor are coupled to an electrical ground (409). A first end of a resistive device (411) is coupled to the gate port and the drain port of the second transistor and a second end of the resistive device (411) is coupled the signal input (115) and the bias control input (117). This amplifier (201) has low sensitivity to the variations of the bias current to the control signal threshold, making the amplifier ideal for use in a radiotelephone (103).
    • 放大器(201)以电流反射镜配置使用诸如MOSFET晶体管的晶体管(401,403)。 晶体管(401,403)易于作为表面贴装器件封装。 第一晶体管的漏极端口耦合到输出信号(207)和偏置输入信号(VB +)。 第一晶体管的栅极端口耦合到偏置控制输入(117)和信号输入端(115)。 第一晶体管的源极和第二晶体管的源极耦合到电接地(409)。 电阻器件(411)的第一端耦合到第二晶体管的栅极端口和漏极端口,并且电阻器件(411)的第二端耦合到信号输入端(115)和偏置控制输入端(117) )。 该放大器(201)对偏置电流对控制信号阈值的变化具有低灵敏度,使得放大器理想地用于无线电话机(103)。
    • 40. 发明授权
    • Power amplifier
    • 功率放大器
    • US5160898A
    • 1992-11-03
    • US709733
    • 1991-06-03
    • Gregory R. Black
    • Gregory R. Black
    • H03F1/30H03G3/20H03G3/30
    • H03G3/3047
    • An amplifier which contains two amplifier stages. Each amplifier stage (433,435) utilizes a diode (407) to attenuate the RF input signal (401) and to stabilize the bias current over temperature. The two amplifier stages (433,435) are cascaded together. The control voltage inputs are serially coupled through a transistor (423). The transistor (423) shifts the voltage of the control signal (425) down, thereby, shifting the control characteristics and AM characteristics of the first amplifier stage (435) relative to the second amplifier stage (433).
    • 一个包含两个放大器级的放大器。 每个放大级(433,435)利用二极管(407)来衰减RF输入信号(401)并使偏置电流稳定在温度上。 两个放大器级(433,435)级联在一起。 控制电压输入通过晶体管串联耦合(423)。 晶体管(423)将控制信号(425)的电压向下移位,从而相对于第二放大级(433)移位第一放大级(435)的控制特性和AM特性。