
基本信息:
- 专利标题: Method and device for digital-to-RF conversion
- 专利标题(中):数字到RF转换的方法和设备
- 申请号:US10717986 申请日:2003-11-20
- 公开(公告)号:US20050113043A1 公开(公告)日:2005-05-26
- 发明人: Petri Eloranta , Pauli Seppinen , Julius Koskela
- 申请人: Petri Eloranta , Pauli Seppinen , Julius Koskela
- 专利权人: Nokia Corporation
- 当前专利权人: Nokia Corporation
- 主分类号: H04B1/04
- IPC分类号: H04B1/04 ; H04B1/69 ; H04L20060101 ; H04L27/36 ; H04Q7/20
摘要:
A digital to RF-conversion device that combines the D/A conversion function and the upconversion function by a RF-carrier or IF-signal. The device comprises a plurality of parallel unit cells, each of which is a mixer cell type converter having a differential data switch section connected in series to a differential LO-switch pair. The differential LO-switch is further connected in series to a current source. Each unit cell is adapted to receive a control voltage indicative of a data signal value.
摘要(中):
数字到RF转换器件,通过RF载波或IF信号组合D / A转换功能和上变频功能。 该装置包括多个并行单元单元,每个单元单元是具有与差分LO开关对串联的差分数据开关部分的混频器单元型转换器。 差分LO开关还与电流源串联连接。 每个单位单元适于接收指示数据信号值的控制电压。
公开/授权文献:
- US06937848B2 Method and device for digital-to-RF conversion 公开/授权日:2005-08-30