Invention Grant
US07652542B2 Signal generator, and transmitter, receiver and transceiver using same 有权
信号发生器,发射器,接收器和收发器使用相同

  • Patent Title: Signal generator, and transmitter, receiver and transceiver using same
  • Patent Title (中): 信号发生器,发射器,接收器和收发器使用相同
  • Application No.: US11569049
    Application Date: 2005-04-19
  • Publication No.: US07652542B2
    Publication Date: 2010-01-26
  • Inventor: Noriaki Matsuno
  • Applicant: Noriaki Matsuno
  • Applicant Address: JP Tokyo
  • Assignee: NEC Corporation
  • Current Assignee: NEC Corporation
  • Current Assignee Address: JP Tokyo
  • Agency: Sughrue Mion, PLLC
  • Priority: JP2004-145955 20040517
  • International Application: PCT/JP2005/007427 WO 20050419
  • International Announcement: WO2005/112292 WO 20051124
  • Main IPC: H03B21/00
  • IPC: H03B21/00 H03B21/01
Signal generator, and transmitter, receiver and transceiver using same
Abstract:
A signal generator generates a first internal signal including frequency f1, a second internal signal including frequency f2, and a third internal signal including frequency f3 twice as high as frequency f2, and selects and delivers one from among a first output signal including frequency f1, a second output signal including frequency f1+f2, and a third output signal including frequency f1+f3, using the first, second, and third internal signals.
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