一个信息技术导航的专利检索表达式样例（An example of a patent retrieval expression for information technology navigation）.doc

一个信息技术导航的专利检索表达式样例（An example of a patent retrieval expression for information technology navigation） By 22.2 and 22.3, and finally fall to 2.3, we have a successful case for reference. An example of a patent retrieval expression for information technology navigation: Chinese expression classification number (G06F21/%= = orH04L9/% or G09C% or H04K% or G06T% orG06F3/023%orG06F17/% or G10L% orG06F19/%orG06F5/% orG06F7/%or G06K% (or) = (G06% (or G07%, or G08% or G09% or G03% or H04% (or) and name = security protection or or or or to defend the maintenance secret key or logo or marker or logo or or or signed or signature seal imprint or or India or or identification authentication watermarking or or or virus or disease identification sign or antivirus or or or anti fire wall or kill or attack or black)) not (name = or printing or printing copy (or) = ((name) or or or information or or or or digital data words with or and (or) mathematical solution of or or or or or code stream on or and (and) transport into the or or code) or and or or code encoding method Sound or or or or or equation calculation of radical operation or or or differential or shaped frame or (G06% = and), or H04% (or)) classification number =G06% and name, abstract, sovereignty (= or over and translation) or (and) name = or (or Chinese turn Han and or (or) processing information data (and) or or vector or logo recognition or) or (or or or wireless RF power electronic or UHF or frequency or (and frequency) or or or difference differential recognition or identification or confirmed or logo or logo label or or chip or or chip or or card or card circuit tickets) or and or UHF or RFID or code (IC or or or integrated chip or read write or or or or or intelligent storage storage or and card (or) recorded) ((name = or or on or in general Zhen or area) and dont or identification or mark or mark or Or confirmed that or know or label or or or chip or chip circuit tag or or authentication or authentication authoriz