首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
高频电路及使用该电路之通信装置
摘要
一种高频电路,应用于双频带无线装置,该双频带无线装置选择性使用第一及第二频带以进行无线通信,该高频电路具有双工器、耦合器、检波器以及谐波降低电路,该双工器系连接于功率放大器之输出侧,用以发送该第一及第二频带任一传送信号至天线,该耦合器具有主线路及副线路,该主线路连接于该双工器之共同端,该检波器具备检波二极体,其针对来自该耦合器之副线路的高频信号进行传送电力的检波,该谐波降低电路设于该耦合器之副线路及该检波二极体之间。
申请公布号
TW200707928
申请公布日期
2007.02.16
申请号
TW095112080
申请日期
2006.04.06
申请人
日立金属股份有限公司
发明人
深町启介;持茂
分类号
H04B1/40(2006.01)
主分类号
H04B1/40(2006.01)
代理机构
代理人
何金涂;何秋远
主权项
地址
日本
您可能感兴趣的专利
Water resistant adhesives, process for their manufacture and use thereof
METHOD AND APPARATUS FOR REDUNDANT VIDEO CODING
Organic light emitting diode including organic layer comprising organic metal complex
Printing medium feeding apparatus and image forming apparatus using the same
Use of an extremely resistant steel alloy for producing steel pipes with high resistance and good plasticity
Method and device for picking up portions with a lug
Timepiece with indication of the phases of the moon
Lock for double zips on luggage items
Manufacturing method of optical member from silica or glass
Marine adaptation kit for an internal combustion engine
Device for axial retention of vanes mounted on a turbomachine rotor disc
Method for controlling a drive system and drive system
Machine stand
Equestrian floor and method of producing same
System for actively airing soil
An efficient method for gamma correction table update based on residual data
Soft cargo net
Means and methods to modulate flavonoid biosynthesis in plants and plant cells
A PROCESS FOR THE PRODUCTION OF TITANIUM SALTS
A NOVEL POWDER AND ITS METHOD OF MANUFACTURE