KR100793544B1 - 듀플렉서 - Google Patents
듀플렉서 Download PDFInfo
- Publication number
- KR100793544B1 KR100793544B1 KR1020060086056A KR20060086056A KR100793544B1 KR 100793544 B1 KR100793544 B1 KR 100793544B1 KR 1020060086056 A KR1020060086056 A KR 1020060086056A KR 20060086056 A KR20060086056 A KR 20060086056A KR 100793544 B1 KR100793544 B1 KR 100793544B1
- Authority
- KR
- South Korea
- Prior art keywords
- filter
- resonator
- duplexer
- filter unit
- transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 38
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- SWPMTVXRLXPNDP-UHFFFAOYSA-N 4-hydroxy-2,6,6-trimethylcyclohexene-1-carbaldehyde Chemical compound CC1=C(C=O)C(C)(C)CC(O)C1 SWPMTVXRLXPNDP-UHFFFAOYSA-N 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
- H03H9/703—Networks using bulk acoustic wave devices
- H03H9/706—Duplexers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/207—Hollow waveguide filters
- H01P1/208—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure
- H01P1/2084—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with dielectric resonators
- H01P1/2086—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure with dielectric resonators multimode
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders or supports
- H03H9/0538—Constructional combinations of supports or holders with electromechanical or other electronic elements
- H03H9/0542—Constructional combinations of supports or holders with electromechanical or other electronic elements consisting of a lateral arrangement
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders or supports
- H03H9/0538—Constructional combinations of supports or holders with electromechanical or other electronic elements
- H03H9/0566—Constructional combinations of supports or holders with electromechanical or other electronic elements for duplexers
- H03H9/0571—Constructional combinations of supports or holders with electromechanical or other electronic elements for duplexers including bulk acoustic wave [BAW] devices
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
Claims (6)
- RF신호 중 송신신호를 필터링하여 안테나단으로 전달하는 송신필터 및 상기 RF신호 중 수신신호를 필터링하여 RF처리단으로 전달하는 수신필터를 포함하는 듀플렉서에 있어서,상기 송신필터 및 상기 수신필터 중 하나 이상의 필터는사다리꼴회로를 이루는 직렬공진기 및 병렬공진기를 포함하는 공진필터부; 및두개 이상의 이중모드결합형필터가 병렬로 결합되어 상기 공진필터부와 연결되는 이중모드결합형 필터부를 포함하여 이루어지는 듀플렉서.
- 제 1항에 있어서, 상기 이중모드결합형 필터부는DMS(Double Mode SAW) 필터, CRF형 FBAR(Film Bulk Acoustic Resonator) 박막형 필터 중 하나 이상의 필터를 포함하여 이루어지는 것을 특징으로 하는 듀플렉서.
- 삭제
- 제 1항에 있어서,상기 안테나단 및 상기 수신필터 사이에 위상천이기가 포함되는 경우 상기 수신필터는,상기 병렬공진기가 상기 위상천이기 측에 위치되어 상기 직렬공진기와 사다리꼴 회로를 이룸으로써 구성되는 공진필터부; 및 상기 이중모드결합형 필터부를 포함하는 것을 특징으로 하는 듀플렉서.
- 제 1항에 있어서, 상기 직렬공진기 및 상기 병렬공진기 중 하나 이상의 공진기는원포트(1-port) 공진기인 것을 특징으로 하는 듀플렉서.
- 제 1항에 있어서,상기 안테나단의 임피던스 정합에 의하여 위상천이가 이루어지는 경우 상기 수신필터는,상기 직렬공진기가 상기 안테나단 측에 위치되어 상기 병렬공진기와 사다리꼴 회로를 이룸으로써 구성되는 공진필터부; 및 상기 이중모드결합형 필터부를 포함하는 것을 특징으로 하는 듀플렉서.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060086056A KR100793544B1 (ko) | 2006-09-07 | 2006-09-07 | 듀플렉서 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060086056A KR100793544B1 (ko) | 2006-09-07 | 2006-09-07 | 듀플렉서 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100793544B1 true KR100793544B1 (ko) | 2008-01-14 |
Family
ID=39217438
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060086056A Expired - Fee Related KR100793544B1 (ko) | 2006-09-07 | 2006-09-07 | 듀플렉서 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100793544B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109831178A (zh) * | 2018-12-29 | 2019-05-31 | 天津大学 | 一种双工器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003249842A (ja) | 2001-12-21 | 2003-09-05 | Fujitsu Media Device Kk | 分波器及びこれを用いた電子装置 |
KR100437495B1 (ko) | 2002-07-04 | 2004-06-25 | 주식회사 케이이씨 | 표면 탄성파 필터 |
KR20040092491A (ko) * | 2003-04-25 | 2004-11-03 | 후지쓰 메디아 데바이스 가부시키가이샤 | 분파기 |
KR20050081740A (ko) * | 2004-02-16 | 2005-08-19 | 엘지이노텍 주식회사 | 듀플렉서 |
-
2006
- 2006-09-07 KR KR1020060086056A patent/KR100793544B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003249842A (ja) | 2001-12-21 | 2003-09-05 | Fujitsu Media Device Kk | 分波器及びこれを用いた電子装置 |
KR100437495B1 (ko) | 2002-07-04 | 2004-06-25 | 주식회사 케이이씨 | 표면 탄성파 필터 |
KR20040092491A (ko) * | 2003-04-25 | 2004-11-03 | 후지쓰 메디아 데바이스 가부시키가이샤 | 분파기 |
KR20050081740A (ko) * | 2004-02-16 | 2005-08-19 | 엘지이노텍 주식회사 | 듀플렉서 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109831178A (zh) * | 2018-12-29 | 2019-05-31 | 天津大学 | 一种双工器 |
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Comment text: Registration of Establishment Patent event date: 20080103 Patent event code: PR07011E01D |
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PC1903 | Unpaid annual fee |