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    • 6. 外观设计
    • Hair dryer
    • USD1013266S1
    • 2024-01-30
    • US29878280
    • 2023-06-20
    • Dejun Li
    • Dejun Li
    • FIG. 1 is a perspective view of a hair dryer showing my new design;
      FIG. 2 is another perspective view thereof;
      FIG. 3 is a front view thereof;
      FIG. 4 is a back view thereof;
      FIG. 5 is a left view thereof;
      FIG. 6 is a right view thereof;
      FIG. 7 is a top plan view thereof;
      FIG. 8 is a bottom plan view thereof;
      FIG. 9 is an enlarged view of a portion of the hair dryer shown within the area designated as 9 in FIG. 1; and,
      FIG. 10 is an enlarged view of a portion of the hair dryer shown within the area designated as 10 in FIG. 2.
      The dash-dash lines in the drawings show portions of the hair dryer that form no part of the claimed design. The dot-dash broken lines encircling portions of the hair dryer in FIGS. 1 and 2, and illustrated in the enlarged views in FIGS. 9 and 10 form no part of the claimed design.
    • 7. 发明授权
    • Method and apparatus for transmitting overhead information
    • 用于发送开销信息的方法和装置
    • US08045586B2
    • 2011-10-25
    • US11958043
    • 2007-12-17
    • Jianbin HuangTianxiang WangZhiyong QiuGuixue ZhaoFeng ZhangJun FengDejun LiYongjun TuXiaobin Song
    • Jianbin HuangTianxiang WangZhiyong QiuGuixue ZhaoFeng ZhangJun FengDejun LiYongjun TuXiaobin Song
    • H04J3/24
    • H04J3/1611H04J2203/0035H04W52/58
    • A method provided by the present invention for transmitting overhead information, includes dividing and reforming overhead information into at least two overhead parts, inserting the at least two overhead parts into overhead bytes of at least two corresponding data frames, and transmitting the at least two overhead parts via the at least two data frames which are microwave frames. Overhead information transmitting apparatus and overhead information receiving apparatus are also provided by the present invention. With the method and apparatus of the present invention, the channel bandwidth resources occupied by the overhead bytes or each microwave frame are greatly reduced. If the saved channel bandwidth is used for performing the error correction code on the transmitted information, the code gain is improved and the sensitivity requirement on the receiver is reduced so that the cost of a microwave transmitting system is reduced eventually.
    • 本发明提供的用于发送开销信息的方法包括:将开销信息划分和重构为至少两个开销部分,将至少两个开销部分插入到至少两个相应数据帧的开销字节中,以及发送至少两个开销 经由至少两个数据帧的部件是微波帧。 本发明还提供了开销信息发送装置和开销信息接收装置。 利用本发明的方法和装置,由开销字节或每个微波帧占用的信道带宽资源大大降低。 如果保存的信道带宽用于对发送的信息执行纠错码,则可以提高码增益,减少对接收机的灵敏度要求,从而最终降低微波发射系统的成本。
    • 8. 发明申请
    • FREQUENCY CONVERSION DEVICE, METHOD AND SYSTEM
    • 频率转换装置,方法和系统
    • US20100062707A1
    • 2010-03-11
    • US12491504
    • 2009-06-25
    • Haiou GouTinghai LvJianjun YangDejun Li
    • Haiou GouTinghai LvJianjun YangDejun Li
    • H04B7/14
    • H04B1/40
    • A frequency conversion device, method, and system are described. The device includes a first intermediate frequency (IF) filter, a first local oscillator, an up frequency converter, and a first duplexer. The first IF filter is adapted to receive an IF signal, and send the IF signal after performing an IF filtering on the IF signal. The up frequency converter is adapted to receive the IF signal after the IF filtering and a local oscillator signal, perform an up frequency conversion on the IF signal to obtain a microwave signal according to the local oscillator signal, and send the microwave signal. The first duplexer is adapted to receive the microwave signal, and send the microwave signal after performing a band pass filtering on the microwave signal. By the use of the frequency conversion device, the frequency conversion of a digital microwave outdoor unit (ODU) once is thus realized.
    • 描述了变频装置,方法和系统。 该装置包括第一中频(IF)滤波器,第一本地振荡器,上变频器和第一双工器。 第一IF滤波器适于接收IF信号,并且在对IF信号执行IF滤波之后发送IF信号。 上变频器适于在IF滤波之后接收IF信号和本地振荡器信号,对IF信号执行上变频以根据本地振荡器信号获得微波信号,并发送微波信号。 第一双工器适于接收微波信号,并且在对微波信号进行带通滤波之后发送微波信号。 通过使用变频装置,能够实现数字微波室外机(ODU)一次的变频。