KR100902296B1 - 멀티 밴드 안테나 스위치 회로 및 이들을 사용한 적층 모듈 복합 부품과 통신 기기 - Google Patents
멀티 밴드 안테나 스위치 회로 및 이들을 사용한 적층 모듈 복합 부품과 통신 기기 Download PDFInfo
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- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
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- H04B1/44—Transmit/receive switching
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- H—ELECTRICITY
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- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/46—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
- H03H7/463—Duplexers
- H03H7/465—Duplexers having variable circuit topology, e.g. including switches
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- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
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- H—ELECTRICITY
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- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
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- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1766—Parallel LC in series path
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- H—ELECTRICITY
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- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1783—Combined LC in series path
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
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- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
- H04B1/006—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using switches for selecting the desired band
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- H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
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Abstract
Description
| 모드 | 콘트롤 전원 | PIN 다이오드의 ON/OFF 상태 | |||||||
| VC1 | VC2 | VC3 | D1 | D2 | D3 | D4 | D5 | D6 | |
| EGSM Tx | High | Low | Low | ON | ON | OFF | OFF | OFF | OFF |
| DCS Tx | Low | High | Low | OFF | OFF | ON | ON | OFF | OFF |
| EGSM Rx | Low | Low | Low | OFF | OFF | OFF | OFF | OFF | OFF |
| DCS Rx | Low | Low | High | OFF | OFF | OFF | OFF | ON | ON |
| W-CDMA | Low | Low | Low | OFF | OFF | OFF | OFF | OFF | OFF |
| 모드 | 발생량 | 종래의 회로 (도 34) | 본 발명의 회로 (도 10) | 투입전력 |
| GSM | 2배고조파 | -85 dBc | -85 dBc | 37 dBm |
| 3배고조파 | -90 dBc 이하 | -90 dBc 이하 | ||
| DCS | 2배고조파 | -70 dBc | -85 dBc | 34 dBm |
| 3배고조파 | -85 dBc | -90 dBc 이하 | ||
| W-CDMA | 2배고조파 | -60 dBc | -80 dBc | 29 dBm |
| 3배고조파 | -75 dBc | -90 dBc 이하 |
<표 3> 동작모드와 전원전압의 관계
| 모드 | 전원전압 | VNF의 감쇠량 | ||
| VC1 | VC2 | VC3 | ||
| EGSM Tx | High | Low | High | 2.7 GHz |
| DCS Tx | Low | High | Low | 3.6 GHz |
| EGSM Rx | Low | High | Low | 3.6 GHz |
| DCS Rx | High | Low | Low | 3.6 GHz |
| 고조파 | 노치 필터 | |
| 있다(도 15) | 없다(도 35) | |
| 2f | -75 dBc | -53 dBc |
| 3f | -80 dBc | -60 dBc |
Claims (19)
- 삭제
- 삭제
- 멀티 밴드 안테나 스위치 회로에 있어서,안테나 단자에 접속된 통과 대역의 상이한 신호를 분파(分波)하는 다이플렉서와,상기 다이플렉서에서 분파된 저주파수측의 신호를 복수의 송수신 단자로 전환하는 제1 스위치 회로와,상기 다이플렉서에서 분파된 고주파수측의 신호를 복수의 송수신 단자로 전환하는 제2 스위치 회로와,상기 다이플렉서와 상기 복수의 송신 단자 중 저주파수측의 송신 단자와의 사이 또는 상기 제1 스위치 회로와 상기 저주파수측의 송신 단자와의 사이의 송신 경로에 접속된 제1 로우 패스 필터와,상기 다이플렉서와 상기 복수의 송신 단자 중 고주파수측의 송신 단자와의 사이 또는 상기 제2 스위치 회로와 상기 고주파수측의 송신 단자와의 사이의 송신 경로에 접속된 제2 로우 패스 필터를 포함하고,상기 다이플렉서와 상기 제1 스위치 회로 사이 또는 상기 다이플렉서와 상기 제2 스위치 회로 사이의 적어도 한쪽에 노치 필터가 형성되어 있는멀티 밴드 안테나 스위치 회로.
- 멀티 밴드 안테나 스위치 회로에 있어서,안테나 단자에 접속된 통과 대역의 상이한 신호를 분파하는 다이플렉서와,상기 다이플렉서에서 분파된 저주파수측의 신호를 제1 송신 단자 및 제1 수신 단자로 전환하는 제1 스위치 회로와,상기 다이플렉서에서 분파된 고주파수측의 신호를 제2 송신 단자, 제2 수신 단자 및 제3 송수신 단자로 전환하는 제2 스위치 회로와,상기 다이플렉서와 상기 제1 송신 단자와의 사이 또는 상기 제1 스위치 회로와 상기 제1 송신 단자와의 사이의 송신 경로에 접속된 제1 로우 패스 필터와,상기 다이플렉서와 상기 제2 송신 단자와의 사이 또는 상기 제2 스위치 회로와 상기 제2 송신 단자와의 사이의 송신 경로에 접속된 제2 로우 패스 필터를 포함하며,상기 다이플렉서와 상기 제2 스위치 회로는 노치 필터를 통하여 접속되어 있는, 멀티 밴드 안테나 스위치 회로.
- 멀티 밴드 안테나 스위치 회로에 있어서,통과 대역의 상이한 신호를 분파하는 다이플렉서와,상기 다이플렉서에서 분파된 저주파수측의 신호를 복수의 송수신 단자로 전환하는 제1 스위치 회로와,상기 다이플렉서에서 분파된 고주파수측의 신호를 복수의 송수신 단자로 전환하는 제2 스위치 회로와,상기 다이플렉서와 상기 복수의 송신 단자 중 저주파수측의 송신 단자와의 사이 또는 제1 스위치 회로와 상기 저주파수측의 송신 단자와의 사이의 송신 경로에 접속된 제1 로우 패스 필터와,상기 다이플렉서와 상기 복수의 송신 단자 중 고주파수측의 송신 단자와의 사이 또는 제2 스위치 회로와 상기 고주파수측의 송신 단자와의 사이의 송신 경로에 접속된 제2 로우 패스 필터를 포함하고,상기 다이플렉서와 안테나 단자 사이에 노치 필터가 접속되어 있는, 멀티 밴드 안테나 스위치 회로.
- 멀티 밴드 안테나 스위치 회로에 있어서,통과 대역의 상이한 신호를 분파하는 다이플렉서와,상기 다이플렉서에서 분파된 저주파수측의 신호를 제1 송신 단자 및 제1 수신 단자로 전환하는 제1 스위치 회로와,상기 다이플렉서에서 분파된 고주파수측의 신호를 제2 송신 단자, 제2 수신 단자 및 제3 송수신 단자로 전환하는 제2 스위치 회로와,상기 다이플렉서와 제1 송신 단자 사이 또는 제1 스위치 회로와 제1 송신 단자 사이의 송신 경로에 접속된 제1 로우 패스 필터와,상기 다이플렉서와 제2 송신 단자 사이 또는 제2 스위치 회로와 제2 송신 단자 사이의 송신 경로에 접속된 제2 로우 패스 필터를 포함하고,상기 다이플렉서와 안테나 단자 사이에 노치 필터가 접속되어 있는, 멀티 밴드 안테나 스위치 회로.
- 제4항 또는 제6항에 있어서,상기 제3 송수신 단자에 듀플렉서가 접속되어 있는, 멀티 밴드 안테나 스위치 회로.
- 제3항 또는 제4항에 있어서,입력 단자 및 출력 단자를 포함하며, 상기 입력 단자와 그라운드 사이에 접속된 제1 인덕터와, 상기 입력 단자와 상기 출력 단자 사이에 접속된 제1 콘덴서와, 상기 출력 단자에 접속된 제2 인덕터와, 상기 제2 인덕터와 그라운드에 접속된 제2 콘덴서로 이루어지는 하이 패스 필터가, 상기 멀티 밴드 안테나 스위치 회로 내에 설치되어 있고,상기 하이 패스 필터는 상기 다이플렉서와 안테나 단자 사이에 접속되는,멀티 밴드 안테나 스위치 회로.
- 제8항에 있어서,상기 하이 패스 필터의 제2 인덕터와 상기 출력 단자 사이에 제3 인덕터 및 제3 콘덴서로 이루어지는 병렬 공진 회로가 삽입되어 있는, 멀티 밴드 안테나 스위치 회로.
- 멀티 밴드 안테나 스위치 회로에 있어서,(a) 제1 송신 단자와, 제2 수신 단자와, 제1 공통 단자를 포함하는 제1 다이플렉서와, (b) 제2 송신 단자와, 제1 수신 단자와, 제2 공통 단자를 포함하는 제2 다이플렉서와, (c) 제1 송수신 단자와, 제2 송수신 단자와, 안테나 단자를 포함하며, 상기 제1 송수신 단자와 상기 제2 송수신 단자 중 어느 한쪽이 상기 안테나 단자로 전환 접속되는 스위치 회로와, (d) 상기 스위치 회로와 상기 안테나 단자 사이에 설치된 노치 필터를 포함하고, 상기 제1 공통 단자가 상기 제1 송수신 단자에 접속되며, 상기 제2 공통 단자가 상기 제2 송수신 단자에 접속되어 있는멀티 밴드 안테나 스위치 회로.
- 제10항에 있어서상기 노치 필터는 인덕터, 다이오드, 콘덴서, 저항 및 전원 단자를 포함하고, 상기 전원 단자에 인가되는 전압에 의해 공진 주파수가 가변되는, 멀티 밴드 안테나 스위치 회로.
- 제11항에 있어서,상기 노치 필터는 상기 다이오드에 역전압을 인가하기 위한 역전압 단자를 포함하는, 멀티 밴드 안테나 스위치 회로.
- 제5항, 제6항, 제10항 또는 제11항 중 어느 한 항에 있어서,입력 단자 및 출력 단자를 포함하며, 상기 입력 단자와 그라운드 사이에 접속된 제1 인덕터와, 상기 입력 단자와 상기 출력 단자 사이에 접속된 제1 콘덴서와, 상기 출력 단자에 접속된 제2 인덕터와, 상기 제2 인덕터 및 그라운드에 접속된 제2 콘덴서로 이루어지는 하이 패스 필터가, 상기 멀티 밴드 안테나 스위치 회로 내에 설치되어 있고,상기 하이 패스 필터는 상기 안테나 단자와 상기 노치 필터 사이에 접속되는, 멀티 밴드 안테나 스위치 회로.
- 제13항에 있어서,상기 하이 패스 필터의 제2 인덕터와 상기 출력 단자 사이에 제3 인덕터 및 제3 콘덴서로 이루어지는 병렬 공진 회로가 삽입되어 있는, 멀티 밴드 안테나 스위치 회로.
- 제10항 또는 제11항에 있어서,상기 제1 송신 단자에 접속된 제1 로우 패스 필터와, 상기 제2 송신 단자에 접속된 제2 로우 패스 필터를 포함하는, 멀티 밴드 안테나 스위치 회로.
- 제10항 또는 제11항에 있어서,상기 스위치 회로가 GaAs 반도체로 이루어지는, 멀티 밴드 안테나 스위치 회로.
- 복수 기판의 적층체로 이루어지는 멀티 밴드 안테나 스위치의 적층 모듈 복합 부품에 있어서,제3항, 제4항, 제5항, 제6항, 제10항 및 제11항 중 어느 한 항에 기재된 멀티 밴드 안테나 스위치 회로를 구성하는 전송 선로 및 콘덴서의 일부는 상기 적층체 내의 기판 상에 형성되어 있고, 상기 멀티 밴드 안테나 스위치 회로의 일부를 구성하는 스위치 소자, 저항, 콘덴서 및 인덕터는 칩 부품으로서 상기 적층체 상에 탑재되어 있는멀티 밴드 안테나 스위치 적층 모듈 복합 부품.
- 제3항, 제4항, 제5항, 제6항, 제10항 및 제11항 중 어느 한 항에 기재된 멀티 밴드 안테나 스위치 회로를 사용하는, 통신 장치.
- 제17항에 기재된 멀티 밴드 안테나 스위치 적층 모듈 복합 부품을 사용하는, 통신 장치.
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| KR1020087026999A Division KR100906356B1 (ko) | 2001-08-10 | 2002-08-12 | 하이 패스 필터 |
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| KR1020047002040A Expired - Lifetime KR100902296B1 (ko) | 2001-08-10 | 2002-08-12 | 멀티 밴드 안테나 스위치 회로 및 이들을 사용한 적층 모듈 복합 부품과 통신 기기 |
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| JP2000165274A (ja) * | 1998-11-20 | 2000-06-16 | Murata Mfg Co Ltd | 複合高周波部品及びそれを用いた移動体通信装置 |
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2002
- 2002-08-12 KR KR1020087026999A patent/KR100906356B1/ko not_active Expired - Lifetime
- 2002-08-12 WO PCT/JP2002/008215 patent/WO2003015301A1/ja not_active Ceased
- 2002-08-12 CN CNB028157273A patent/CN1309178C/zh not_active Expired - Lifetime
- 2002-08-12 US US10/486,326 patent/US7057472B2/en not_active Expired - Lifetime
- 2002-08-12 EP EP02758832A patent/EP1418680A4/en not_active Ceased
- 2002-08-12 KR KR1020047002040A patent/KR100902296B1/ko not_active Expired - Lifetime
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| JPH04260221A (ja) * | 1991-02-15 | 1992-09-16 | Matsushita Electric Ind Co Ltd | 電子チューナのvhf入力フィルタ回路 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10931254B2 (en) | 2018-11-23 | 2021-02-23 | Samsung Electro-Mechanics Co., Ltd. | Front end module |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100906356B1 (ko) | 2009-07-06 |
| US7057472B2 (en) | 2006-06-06 |
| EP1418680A1 (en) | 2004-05-12 |
| US20040266378A1 (en) | 2004-12-30 |
| KR20080104389A (ko) | 2008-12-02 |
| KR20040023745A (ko) | 2004-03-18 |
| CN1309178C (zh) | 2007-04-04 |
| EP1418680A4 (en) | 2005-04-06 |
| WO2003015301A1 (en) | 2003-02-20 |
| CN1541454A (zh) | 2004-10-27 |
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