发明名称 |
Spread spectrum communication apparatus, and demodulator, surface acoustic wave element and surface acoustic wave parts for spread spectrum communication |
摘要 |
A spread spectrum communication apparatus includes at least one surface acoustic wave matched filter, a plurality of surface acoustic wave delay lines having different delay amounts, and integrating circuits for integrating an output signal of the surface acoustic wave matched filter and the respective output signals of the plurality of surface acoustic wave delay lines.
|
申请公布号 |
US6265807(B1) |
申请公布日期 |
2001.07.24 |
申请号 |
US19990266003 |
申请日期 |
1999.03.11 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
KOGA NAOKI;OHTSUKA MASATOSHI;TOMARI SEISHI |
分类号 |
H03H9/02;H03H9/42;H03H9/64;H04B1/707;(IPC1-7):H03H9/25 |
主分类号 |
H03H9/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|