System, method and equipment of cmos antenna switch using switched resonant circuit

System, method and equipment of cmos antenna switch using switched resonant circuit

  • CN 101,090,280 A
  • Filed: 06/04/2007
  • Published: 12/19/2007
  • Est. Priority Date: 06/04/2006
  • Status: Active Application
First Claim
Patent Images

1. method that is used to be provided with the CMOS duplexer comprises:

  • Antenna is set, is used at least one radio frequency (RF) frequency band, sending and received signal;

    Described antenna is connected to transmit button, wherein, connects described transmit button, so that first signal is sent to described antenna, and disconnect described transmit button and send to described antenna to prevent described first signal;

    AndDescribed antenna is connected to the receiver switch, when described receiver switch connection, form filter, and when disconnecting, described receiver switch forms resonant circuit, wherein, described filter is set to receive the secondary signal that is received by described antenna, and wherein, described resonant circuit stops the reception of described first signal at least.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×