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    Magnetic transmission apparatus
    24.
    发明授权
    Magnetic transmission apparatus 有权

    公开(公告)号：US09985513B2

    公开(公告)日：2018-05-29

    申请号：US15032281

    申请日：2014-11-19

    Applicant: SOUTH UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINA

    Inventor： Linni Jian ,  Yujun Shi ,  Jin Wei

    IPC: H02K49/10

    CPC classification number: H02K49/102 ,  H02K49/10

    Abstract: A magnetic transmission apparatus is disclosed, wherein the magnetic transmission apparatus includes a still part (4), a first rotating shaft (81), a second rotating shaft (82), a first rotating part (1), a second rotating part (2), and a third rotating part (3); the first rotating part (1) is rigidly connected with the first rotating shaft (81); the second rotating part (2), the third rotating part (3) are fixed on the second rotating shaft (82); the first rotating part (1), the second rotating part (2), and the third rotating part (3) are successively distributed along an axial direction; the still part (4) includes a magnetic regulation seat (41) and a magnetic regulation ring (42); the second rotating part (2) is located inside the magnetic regulation ring (42); the first rotating part (1) includes a first iron core (11), a first permanent magnet (12), and a first support part (811); the second rotating part (2) includes a second iron core (21), and a second permanent magnet (22); the third rotating part (3) includes a third iron core (31), a third permanent magnet (32), and a second support part (821); the first iron core (11), the first permanent magnet (12), the magnetic regulation ring (42), the third permanent magnet (32) and the third iron core (31) are successively distributed along the axial direction. The first permanent magnet (12) and the third permanent magnet (32) are magnetized alternately and axially; the second permanent magnet (22) is magnetized alternately radially. The magnetic transmission apparatus has an axially and radially mixed magnetic circuit and can take full advantage of the magnetic modulation space and improve the torque density.

    RECEIVING METHOD AND SYSTEM FOR DIGITAL SIMULTANEOUS INFORMATION AND ENERGY TRANSFER
    25.
    发明申请
    RECEIVING METHOD AND SYSTEM FOR DIGITAL SIMULTANEOUS INFORMATION AND ENERGY TRANSFER 审中-公开

    公开(公告)号：US20180097670A1

    公开(公告)日：2018-04-05

    申请号：US15831961

    申请日：2017-12-05

    Applicant: South University of Science and Technology of China

    Inventor： Yi GONG ,  Zhi Quan ,  Zidong Han

    IPC: H04L27/26 ,  H04L27/32 ,  H02J50/80

    CPC classification number: H04L27/2601 ,  H02J50/20 ,  H02J50/80 ,  H04L27/2605 ,  H04L27/2647 ,  H04L27/32

    Abstract: A method is provided for digital Simultaneous Information and Energy Transfer (SIET), comprising the steps of receiving a serial SIET analog signal, and converting the serial SIET analog signal received into a parallel SIET analog signal, extracting an analog information signal and an analog energy signal from the parallel SIET analog signal, performing analog-to-digital conversion on the analog information signal to obtain a digital information signal, and performing information demodulation, parallel-to-serial conversion and decoding on the digital information signal in digital domain, and pre-processing the analog energy signal in analog domain and storing the preprocessed analog energy signal. As the information signal is processed in the digital domain and the energy signal is processed in the analog domain, the energy in the SIET signal can be full collected in receiving side.

    METHOD AND DEVICE FOR RAPIDLY DETECTING SENSITIVITY OF A WIRELESS RADIO-FREQUENCY RECEIVER
    28.
    发明申请
    METHOD AND DEVICE FOR RAPIDLY DETECTING SENSITIVITY OF A WIRELESS RADIO-FREQUENCY RECEIVER 审中-公开

    公开(公告)号：US20170134251A1

    公开(公告)日：2017-05-11

    申请号：US15411287

    申请日：2017-01-20

    Applicant: South University of Science and Technology of China

    Inventor： Zhi QUAN ,  Jie ZHANG

    IPC: H04L12/26 ,  H04B17/29

    CPC classification number: H04L43/0823 ,  H04B17/26 ,  H04B17/29 ,  H04B17/318

    Abstract: A method is provided for rapidly detecting sensitivity of a wireless radio-frequency receiver and a device thereof. With improved algorithms, received signal powers under a target packet error rate are rapidly detected and thus the sensitivity of the receiver is obtained, and further with a probability computation method, the quantity of data packets to be inspected during each packet error rate measurement under a certain confidence level condition is obtained, so that the time of a single measurement is greatly shortened. The method and device of the invention has the advantages that the computation is greatly simplified compared with the existing receiver sensitivity measurement methods so that the detection efficiency of detectors is improved, and the detection method is optimized so that the precision is ensured, the working efficiency in the industrial detection field is improved, and the production costs are reduced.

    Transmitting method and receiving method for simultaneous information and energy transfer
    29.
    发明授权
    Transmitting method and receiving method for simultaneous information and energy transfer 有权

    公开(公告)号：US09641224B2

    公开(公告)日：2017-05-02

    申请号：US15169302

    申请日：2016-05-31

    Applicant: South University of Science and Technology of China

    Inventor： Yi Gong ,  Zidong Han ,  Yue Zhang

    IPC: H04B5/00 ,  H02J50/10 ,  H02J50/80

    CPC classification number: H04B5/0037 ,  H02J50/10 ,  H02J50/80 ,  H04B5/0031

    Abstract: A transmitting method and receiving method for simultaneous information and energy transfer comprises: determining a first pre-allocated parameter set of a first baseband signal based on a first optimized parameter set and according to a first optimized target and a first constraint condition set; determining a second pre-allocated parameter set of a second baseband signal based on a first optimized result and a second optimized parameter set and according to a second optimized target and a second constraint condition set; and processing the baseband signals into corresponding radio-frequency signals according to the first pre-allocated parameter set and the second pre-allocated parameter set and transmitting the radio-frequency signals through an antenna; the first baseband signal and the second baseband signal each being an information baseband signal or an energy baseband signal. Both the energy transfer efficiency and the information transfer rate are improved by optimizing the information signals and energy signals.

    Receiver
    30.
    发明授权
    Receiver 有权

    公开(公告)号：US09641020B2

    公开(公告)日：2017-05-02

    申请号：US15169322

    申请日：2016-05-31

    Applicant: South University of Science and Technology of China

    Inventor： Yi Gong ,  Zhi Quan ,  Chong Qin ,  Zidong Han

    IPC: H04B5/00 ,  H02J7/02 ,  H02J50/20 ,  H02J50/80

    CPC classification number: H02J7/025 ,  H02J50/20 ,  H02J50/80

    Abstract: A receiver is provided, wherein the receiver includes an antenna, a band pass filter and a frequency mixer electrically connected in sequence, and a local oscillator electrically connected with the frequency mixer, and further includes: a diplexer for separating and outputting high and low frequency components in a signal outputted by the frequency mixer; and a rectifying unit for converting the high frequency component outputted by the diplexer into direct current energy and storing the direct current energy in a storage battery. The diplexer introduced in the receiver separates a baseband signal and a carrier signal in the same path losslessly, respectively conducts information decoding and energy capture, implements simultaneous information and energy transfer, and does not need to change the present modulation technology, therefor having strong compatibility, being reasonable and simple in structure, and being easy to implement.

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