KR100887427B1 - 전력 증폭기 회로 및 방법 - Google Patents
전력 증폭기 회로 및 방법 Download PDFInfo
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Abstract
Description
Claims (61)
- 전력 증폭기로서,- 제 1 공급 전압과 제 1 출력 노드 사이에 연결되는 제 1 스위칭 소자,- 제 2 공급 전압과 제 2 출력 노드 사이에 연결되는 제 2 스위칭 소자, 그리고- 제 1 출력 노드와 제 2 출력 노드 사이에 연결되는 인덕턴스를 포함하는 것을 특징으로 하는 전력 증폭기(power amplifier).
- 제 1 항에 있어서, 제 2 출력 노드에 부하가 연결되는 것을 특징으로 하는 전력 증폭기.
- 제 1 항에 있어서, 제 1 출력 노드에 연결되는 제 1 커패시터와, 제 2 출력 노드에 연결되는 제 2 커패시터를 추가로 포함하는 것을 특징으로 하는 전력 증폭기.
- 제 1 항에 있어서, 제 1 출력 노드에 연결되는 제 1 커패시터를 추가로 포함하는 것을 특징으로 하는 전력 증폭기.
- 제 1 항에 있어서, 제 1 출력 노드와 제 2 출력 노드간에 연결되는 제 1 커 패시터를 추가로 포함하는 것을 특징으로 하는 전력 증폭기.
- 제 1 항에 있어서, 제 1 스위칭 소자와 제 2 스위칭 소자가 소자를 반복적으로 온 및 오프 시키는 신호에 의해 구동되는 것을 특징으로 하는 전력 증폭기.
- 제 6 항에 있어서, 제 1 스위칭 소자와 제 2 스위칭 소자는 같은 시간 주기동안 "온" 상태가 되는 주기를 가지며, 제 1 스위칭 소자와 제 2 스위칭 소자는 같은 시간 주기동안 "오프" 상태가 되는 주기를 가지는 것을 특징으로 하는 전력 증폭기.
- 제 4 항에 있어서, 제 1 커패시터는 제 3 스위칭 소자의 입력 커패시턴스에 의해 제공되는 것을 특징으로 하는 전력 증폭기.
- 제 3 항에 있어서, 제 1 커패시터는 제 3 스위칭 소자의 입력 커패시턴스에 의해 제공되고, 제 2 커패시터는 제 4 스위칭 소자의 입력 커패시턴스에 의해 제공되는 것을 특징으로 하는 전력 증폭기.
- 제 1 항에 있어서, 제 1 스위칭 소자와 제 2 스위칭 소자가 트랜지스터로 구성되는 것을 특징으로 하는 전력 증폭기.
- 제 1 항에 있어서, 제 1 스위칭 소자는 PMOS 트랜지스터로 구성되고, 제 2 스위칭 소자는 NMOS 트랜지스터로 구성되는 것을 특징으로 하는 전력 증폭기.
- 제 1 항에 있어서, 제 1 출력 노드와 제 2 출력 노드간에 연결되는 부하를 추가로 포함하는 것을 특징으로 하는 전력 증폭기.
- 제 1 항에 있어서, 제 1 출력 노드와 제 2 출력 노드에 연결되는 변환회로망(transformation network)을 추가로 포함하는 것을 특징으로 하는 전력 증폭기.
- 제 13 항에 있어서, 변환회로망은,- 제 1 출력 노드와 제 3 노드에 연결되는 커패시터,- 제 2 출력 노드와 제 3 노드에 연결되는 인덕터, 그리고- 제 3 노드에 연결되는 부하를 추가로 포함하는 것을 특징으로 하는 전력 증폭기.
- 제 1 항에 있어서, 상기 전력 증폭기는 전력 증폭기에 연결되는 전치 증폭기를 추가로 포함하고, 상기 전치 증폭기는,- 상기 제 1 공급 전압과 제 3 노드 사이에 연결되어 제 1 스위칭 소자에 대한 입력에 연결되는 제 3 스위칭 소자- 제 2 공급 전압과 제 4 노드 사이에 연결되어 제 2 스위칭 소자에 대한 입력에 연결되는 제 4 스위칭 소자, 그리고- 제 3 노드와 제 4 노드 사이에 연결되는 제 2 인덕터,를 추가로 포함하는 것을 특징으로 하는 전력 증폭기.
- 삭제
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- 증폭기의 피크(peak) 출력 전압을 감소시키는 방법으로서,- 제 1 단자와 제 2 단자를 가지는 인덕터를 제공하고,- 인덕터의 제 1 단자와 제 1 공급 전압 사이에 연결되는 제 1 스위칭 소자를 제공하며,- 인덕터의 제 2 단자와 제 2 공급 전압 사이에 연결되는 제 2 스위칭 소자를 제공하고,- 제 1 스위칭 소자와 제 2 스위칭 소자를 "온" 상태로 켬으로서 클럭 사이클의 제 1 부분동안 인덕터의 제 1 단자와 제 2 단자 사이에 전압을 공급하고, 그 리고- 클럭 사이클의 제 2 부분동안 제 1 스위칭 소자와 제 2 스위칭 소자를 "오프" 상태로 끄는,이상의 단계를 포함하는 것을 특징으로 하는 증폭기의 피크(peak) 출력 전압을 감소시키는 방법.
- 제 18 항에 있어서,- 제 1 단자에 연결되는 제 1 커패시턴스를 제공하고,- 제 2 단자에 연결되는 제 2 커패시턴스를 제공하는,단계를 추가로 포함하고, 이때 인덕터로부터의 전류는 클럭 주기의 제 2 부분동안 제 1, 2 커패시턴스를 충전하거나 방전시키는 것을 특징으로 하는 방법.
- 제 18 항에 있어서, 부하를 제 1 노드에 연결하는 단계를 추가로 포함하는 것을 특징으로 하는 방법.
- 제 18 항에 있어서, 부하가 반응성 회로망을 포함하는 것을 특징으로 하는 방법.
- 제 18 항에 있어서, 제 1 스위칭 소자와 제 2 스위칭 소자가 동시에 온 및 오프가 되도록 제 1, 2 스위칭 소자를 구동시키는 단계를 추가로 포함하는 것을 특 징으로 하는 방법.
- 제 18 항에 있어서, 제 1 스위칭 소자와 제 2 스위칭 소자를 반복하여 온 시키고 이어서 오프시킴으로서 제 1, 2 스위칭 소자를 구동하는 단계를 추가로 포함하는 것을 특징으로 하는 방법.
- 제 18 항에 있어서, 스위칭 소자들은 트랜지스터로 구성되는 것을 특징으로 하는 방법.
- 제 18 항에 있어서, 제 1 노드와 제 2 노드에 부하를 차동적으로 연결하는 단계를 추가로 포함하는 것을 특징으로 하는 방법.
- 제 18 항에 있어서, 제 1 노드와 제 2 노드 사이에 부하가 연결되는 것을 특징으로 하는 방법.
- 제 18 항에 있어서,- 제 1 스위칭 소자의 게이트와 제 3 공급 전압 사이에 연결되는 제 3 스위칭 소자를 제공하고,- 제 2 스위칭 소자의 게이트와 제 4 공급 전압 사이에 연결되는 제 4 스위칭 소자를 제공하며, 그리고- 제 1, 2 스위칭 소자들의 게이트 사이에 연결되는 제 2 인덕터를 제공하는,이상의 단계를 추가로 포함하는 것을 특징으로 하는 방법.
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US09/660,123 US6549071B1 (en) | 2000-09-12 | 2000-09-12 | Power amplifier circuitry and method using an inductance coupled to power amplifier switching devices |
PCT/US2001/028589 WO2002023716A2 (en) | 2000-09-12 | 2001-09-11 | Power amplifier circuitry and method |
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US20040075499A1 (en) | 2004-04-22 |
US20020044018A1 (en) | 2002-04-18 |
US20050052167A1 (en) | 2005-03-10 |
JP2004526339A (ja) | 2004-08-26 |
US8149064B2 (en) | 2012-04-03 |
US20050151591A1 (en) | 2005-07-14 |
WO2002023716A3 (en) | 2003-02-13 |
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US20050052237A1 (en) | 2005-03-10 |
US7224232B2 (en) | 2007-05-29 |
US6927630B2 (en) | 2005-08-09 |
WO2002023716A2 (en) | 2002-03-21 |
US6727754B2 (en) | 2004-04-27 |
US20030206058A1 (en) | 2003-11-06 |
JP5230054B2 (ja) | 2013-07-10 |
US7935990B2 (en) | 2011-05-03 |
US20050052236A1 (en) | 2005-03-10 |
EP1329021A2 (en) | 2003-07-23 |
US8274330B2 (en) | 2012-09-25 |
US6788141B2 (en) | 2004-09-07 |
US20070096816A1 (en) | 2007-05-03 |
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