CN1832249A - 双工器中使用传输线的阻抗变换 - Google Patents
双工器中使用传输线的阻抗变换 Download PDFInfo
- Publication number
- CN1832249A CN1832249A CNA2005101242954A CN200510124295A CN1832249A CN 1832249 A CN1832249 A CN 1832249A CN A2005101242954 A CNA2005101242954 A CN A2005101242954A CN 200510124295 A CN200510124295 A CN 200510124295A CN 1832249 A CN1832249 A CN 1832249A
- Authority
- CN
- China
- Prior art keywords
- transmission line
- duplexer
- impedance
- filter
- antenna
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- H04B1/38—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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/076,615 US7796957B2 (en) | 2005-03-10 | 2005-03-10 | Impedance transformation in a duplexer using a transmission line |
US11/076,615 | 2005-03-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1832249A true CN1832249A (zh) | 2006-09-13 |
CN1832249B CN1832249B (zh) | 2011-11-30 |
Family
ID=36971672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005101242954A Expired - Fee Related CN1832249B (zh) | 2005-03-10 | 2005-11-29 | 双工器中使用传输线的阻抗变换 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7796957B2 (zh) |
CN (1) | CN1832249B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8018303B2 (en) * | 2007-10-12 | 2011-09-13 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Bulk acoustic wave device |
US7786826B2 (en) * | 2007-10-12 | 2010-08-31 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Apparatus with acoustically coupled BAW resonators and a method for matching impedances |
US9391666B1 (en) | 2014-12-23 | 2016-07-12 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Multiplexer device with first and second filtering devices connected to common port |
WO2019213851A1 (zh) * | 2018-05-08 | 2019-11-14 | 华为技术有限公司 | 天线装置和移动终端 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4672685A (en) * | 1986-01-03 | 1987-06-09 | Motorola, Inc. | Dual band antenna having separate matched inputs for each band |
US5023866A (en) * | 1987-02-27 | 1991-06-11 | Motorola, Inc. | Duplexer filter having harmonic rejection to control flyback |
FI102121B1 (fi) * | 1995-04-07 | 1998-10-15 | Lk Products Oy | Radiotietoliikenteen lähetin/vastaanotin |
CN100342581C (zh) * | 2003-04-25 | 2007-10-10 | 松下电器产业株式会社 | 天线双工器及其设计方法、制造方法和通信设备 |
US7469131B2 (en) * | 2004-09-14 | 2008-12-23 | Nokia Corporation | Terminal and associated transducer assembly and method for selectively transducing in at least two frequency bands |
-
2005
- 2005-03-10 US US11/076,615 patent/US7796957B2/en not_active Expired - Fee Related
- 2005-11-29 CN CN2005101242954A patent/CN1832249B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7796957B2 (en) | 2010-09-14 |
CN1832249B (zh) | 2011-11-30 |
US20060205361A1 (en) | 2006-09-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20061124 Address after: Singapore Singapore Applicant after: Avago Technologies Wireless IP Address before: Singapore Singapore Applicant before: Avago Technologies General IP (Singapore) Pte. Ltd. |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) CORPORAT Free format text: FORMER OWNER: AVAGO TECHNOLOGIES WIRELESS IP Effective date: 20130509 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130509 Address after: Singapore Singapore Patentee after: Avago Technologies Fiber IP Singapore Pte. Ltd. Address before: Singapore Singapore Patentee before: Avago Technologies Wireless IP |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20131129 |