SMART TOOL ARM FOR PRECISION AGRICULTURE
    1.
    发明申请

    公开(公告)号:WO2021159125A1

    公开(公告)日:2021-08-12

    申请号:PCT/US2021/017296

    申请日:2021-02-09

    Abstract: An illustrative modular smart tool arm (300) operable by a precision agricultural implement (100) includes a mount (310) for coupling the tool arm to the implement, an articulating base (330) including a pair of linkages (342, 344), a lift actuator (346), and linear motion bearings (334) coupling the base to the mount. A unitary backbone member (350) is coupled to the linkages and defines a mount (370) for an agricultural tool (400) and defines a mount (362) for a machine vision module (500).

    METHOD AND APPARATUS FOR DETECTING DIGITAL CARRIER SIGNALS ON TELEPHONE CABLES
    2.
    发明申请
    METHOD AND APPARATUS FOR DETECTING DIGITAL CARRIER SIGNALS ON TELEPHONE CABLES 审中-公开
    用于检测电话线上数字载波信号的方法和装置

    公开(公告)号:WO1992012574A1

    公开(公告)日:1992-07-23

    申请号:PCT/US1991009547

    申请日:1991-12-23

    CPC classification number: H04M3/244

    Abstract: The apparatus has a probe (13) for collecting a small portion of a carrier signal on a pair of wires (37). The collected portion of the carrier signal is mixed with a local oscillator (17) signal so as to produce a heterodyned signal having a low frequency component and a high frequency component. The frequency of the local oscillator signal is selected to be within a few Kilohertz of the carrier signal so that the low frequency component is within an audible range. A low pass filter (19) removes the high frequency component. The low frequency component is amplified (21) and converted to sound. The audible signal is a representation of the carrier signal and allows a technician to determine the relative strength of the carrier signal and to identify the type of carrier signal on the wire pair.

    MODULAR SMART IMPLEMENT FOR PRECISION AGRICULTURE

    公开(公告)号:WO2021159124A1

    公开(公告)日:2021-08-12

    申请号:PCT/US2021/017293

    申请日:2021-02-09

    Abstract: An illustrative modular smart implement (100) for precision agriculture includes a chassis (102) having a hydraulic system (150), a control system (200), and articulating tool arms (300) that are adapted to releasably receive one of a tool attachment (400) for working a crop (60) and/or field (50), including precision planting, cultivating, thinning, spraying, harvesting, and/or data collection. A toolbar (106) fixed to the chassis (102) receives and supports the articulating tools arms (300). An alignment member (196) and side shift actuator (176) provide movement of a portion (330, 350, 370, 400) of the tool arms along an axis (90) parallel to a longitudinal axis of the toolbar (106), and a lift actuator (346) provide movement along a vertical axis (92).

    OMNIDIRECTIONAL PASSIVE ELECTRICAL MARKER FOR UNDERGROUND USE
    4.
    发明申请
    OMNIDIRECTIONAL PASSIVE ELECTRICAL MARKER FOR UNDERGROUND USE 审中-公开
    用于地下使用的OMNIDIRECTIONAL被动电动标记

    公开(公告)号:WO1998014923A1

    公开(公告)日:1998-04-09

    申请号:PCT/US1997017425

    申请日:1997-09-26

    Abstract: A passive marker (9) is placed adjacent to a structure (58) in order to locate that structure after burial. The marker has a tuned circuit arrangement (29) contained within a housing (31). The tuned circuit arrangement has plural tuned circuits (11, 17, 23) that are oriented substantially orthogonally to each other. A multidirectional response pattern (19) is produced by the tuned circuit arrangement, which pattern is broader than the directional response pattern (15) of a single tuned circuit. The housing is divided into two hemispheres (39, 41) for ease of assembly. Each hemisphere has channels (45, 57, 49) formed therein for receiving the respective tuned circuits. The channels can be formed by the exterior wall of the housing, interior walls (67) of the housing, or in an interior spherical mandrel (87).

    Abstract translation: 被动标记(9)被放置成与结构(58)相邻,以便在埋葬之后定位该结构。 标记具有包含在壳体(31)内的调谐电路装置(29)。 调谐电路装置具有基本上彼此垂直取向的多个调谐电路(11,17,23)。 通过调谐电路装置产生多向响应模式(19),该调制电路装置的模式比单调谐电路的方向响应模式(15)更宽。 壳体被分成两个半球(39,41),以便于组装。 每个半球上形成有用于接收相应的调谐电路的通道(45,57,49)。 通道可以由壳体的外壁,壳体的内壁(67)或内部球形心轴(87)形成。

    METHOD AND APPARATUS FOR ACHIEVING TWO-WAY LONG RANGE COMMUNICATION OVER AN OPTICAL FIBER
    5.
    发明申请
    METHOD AND APPARATUS FOR ACHIEVING TWO-WAY LONG RANGE COMMUNICATION OVER AN OPTICAL FIBER 审中-公开
    在光纤上实现两路长距离通信的方法和装置

    公开(公告)号:WO1992001340A1

    公开(公告)日:1992-01-23

    申请号:PCT/US1991004791

    申请日:1991-07-08

    CPC classification number: H04B10/2503

    Abstract: The apparatus of the present invention includes an audio encoder (19) and decoder (21), a memory (27), a transmitter (38) and a receiver (40) that are optically coupled to an optical fiber (17), and a controller (23). The audio encoder (19) produces samples of an audio input at a regular rate. The samples are accumulated in the memory (27). When enough samples have been accumulated, the transmitter (38) begins to transmit the accumulated samples over the optical fiber (17) in a burst. After transmitting, the apparatus pauses long enough to allow reflections on the optical fiber (17) to attenuate to an undetectable level. Then, the receiver (40) is actuated to receive any incoming burst of data, wich are stored in memory (27) until sent to the audio decoder (21).

    MACHINE VISION CONTROL SYSTEM FOR PRECISION AGRICULTURE

    公开(公告)号:WO2021159123A1

    公开(公告)日:2021-08-12

    申请号:PCT/US2021/017292

    申请日:2021-02-09

    Abstract: An illustrative control system (200) for an precision agricultural implement (100) includes a controller (202, 270) having a convolutional neural network, a machine vision module (500), a plurality of sensors (212-222, 232-238, 398) and a plurality of actuators (172, 176, 346, 420) in communication with the controller, the plurality of actuators including a plurality of agricultural tool actuators (420).

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