DE602005017569D1 - Voll-Duplex-Dualband-Mobilfunkgerät - Google Patents
Voll-Duplex-Dualband-MobilfunkgerätInfo
- Publication number
- DE602005017569D1 DE602005017569D1 DE602005017569T DE602005017569T DE602005017569D1 DE 602005017569 D1 DE602005017569 D1 DE 602005017569D1 DE 602005017569 T DE602005017569 T DE 602005017569T DE 602005017569 T DE602005017569 T DE 602005017569T DE 602005017569 D1 DE602005017569 D1 DE 602005017569D1
- Authority
- DE
- Germany
- Prior art keywords
- mobile radio
- full duplex
- dual band
- band mobile
- duplex dual
- 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.)
- Active
Links
- 230000009977 dual effect Effects 0.000 title 1
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
- H04B1/44—Transmit/receive switching
- H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter
-
- 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
- H04B1/0057—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 diplexing or multiplexing filters for selecting the desired band
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/026,832 US7250830B2 (en) | 2004-12-30 | 2004-12-30 | Dual band full duplex mobile radio |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602005017569D1 true DE602005017569D1 (de) | 2009-12-24 |
Family
ID=36084274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602005017569T Active DE602005017569D1 (de) | 2004-12-30 | 2005-12-16 | Voll-Duplex-Dualband-Mobilfunkgerät |
Country Status (4)
Country | Link |
---|---|
US (1) | US7250830B2 (de) |
EP (1) | EP1684438B1 (de) |
CN (1) | CN1797971A (de) |
DE (1) | DE602005017569D1 (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8279868B2 (en) | 2005-05-17 | 2012-10-02 | Pine Valley Investments, Inc. | System providing land mobile radio content using a cellular data network |
US8145262B2 (en) | 2005-05-17 | 2012-03-27 | Pine Valley Investments, Inc. | Multimode land mobile radio |
US8194682B2 (en) * | 2006-08-07 | 2012-06-05 | Pine Valley Investments, Inc. | Multiple protocol land mobile radio system |
US7468642B2 (en) | 2006-12-12 | 2008-12-23 | International Business Machines Corporation | Multi band pass filters |
FI20065811A0 (fi) * | 2006-12-15 | 2006-12-15 | Nokia Corp | Mesh-verkko |
US7983627B2 (en) | 2007-03-30 | 2011-07-19 | Infineon Technologies Ag | Circuit arrangement with improved decoupling |
JP2009021895A (ja) * | 2007-07-13 | 2009-01-29 | Panasonic Corp | アンテナ共用器とそれを用いた通信機器 |
US8208414B2 (en) * | 2008-06-24 | 2012-06-26 | Lgc Wireless, Inc. | System and method for configurable time-division duplex interface |
US8310963B2 (en) | 2008-06-24 | 2012-11-13 | Adc Telecommunications, Inc. | System and method for synchronized time-division duplex signal switching |
US7961689B2 (en) * | 2008-08-18 | 2011-06-14 | Adc Telecommunications, Inc. | Method and apparatus for determining an end of a subframe in a TDD system |
US8199681B2 (en) * | 2008-12-12 | 2012-06-12 | General Electric Company | Software radio frequency canceller |
US8406168B2 (en) * | 2009-03-13 | 2013-03-26 | Harris Corporation | Asymmetric broadband data radio network |
CN103229427B (zh) * | 2010-10-01 | 2016-08-03 | 康普技术有限责任公司 | 用于多输入多输出信号的分布式天线系统 |
US9425850B2 (en) * | 2010-10-27 | 2016-08-23 | Sai C. Kwok | Simultaneous voice and data communication |
US8837331B2 (en) | 2011-02-02 | 2014-09-16 | Qualcomm Incorporated | Duplexer bypass |
US9391650B2 (en) * | 2011-02-11 | 2016-07-12 | Qualcomm Incorporated | Front-end RF filters with embedded impedance transformation |
US8693342B2 (en) | 2011-10-28 | 2014-04-08 | Adc Telecommunications, Inc. | Distributed antenna system using time division duplexing scheme |
US9312888B2 (en) | 2012-06-29 | 2016-04-12 | Qualcomm Incorporated | Antenna interface circuits for carrier aggregation on multiple antennas |
US9560595B2 (en) * | 2012-12-03 | 2017-01-31 | Broadcom Corporation | Dynamic operating bandwidth configuration for an envelope tracker |
KR101998455B1 (ko) | 2012-12-11 | 2019-07-09 | 유니버시티 오브 써던 캘리포니아 | 듀플렉서들 및 공존 무선 통신 시스템들을 위한 수동 누설 소거 회로망들 |
EP2966785B1 (de) | 2013-03-04 | 2018-11-21 | KMW Inc. | Antennenteilungsvorrichtung für drahtloszugangsknotensysteme in einem drahtloskommunikationsnetzwerk |
US8755399B1 (en) | 2013-03-15 | 2014-06-17 | Wilson Electronics, Llc | Common-direction duplexer |
US8803635B1 (en) * | 2013-03-15 | 2014-08-12 | Wilson Electronics, Llc | Filter isolation using a circulator |
CA2814303A1 (en) | 2013-04-26 | 2014-10-26 | Cellphone-Mate, Inc. | Apparatus and methods for radio frequency signal boosters |
DE102013105999A1 (de) | 2013-06-10 | 2014-12-24 | Epcos Ag | Mobilfunkgerät mit gemeinsam genutztem Filter, Verfahren zum Betrieb des Mobilfunkgeräts und Verwendung eines Filters |
CN105814737B (zh) | 2013-12-10 | 2019-06-04 | 南加利福尼亚大学 | 增强混合式抵消网络和双工器中的隔离和阻抗匹配 |
WO2015123668A1 (en) | 2014-02-14 | 2015-08-20 | University Of Southern California | Hybrid-based cancellation in presence of antenna mismatch |
WO2015123586A1 (en) | 2014-02-14 | 2015-08-20 | University Of Southern California | Reflection and hybrid reflection filters |
CN106031076B (zh) * | 2014-02-19 | 2020-03-06 | 南加利福尼亚大学 | 基于微型声谐振器的滤波器和双工器 |
EP3167554B1 (de) * | 2014-07-11 | 2019-02-27 | Telefonaktiebolaget LM Ericsson (publ) | Doppelmodus-funksystem mit einem vollduplexmodus und einem halbduplexmodus |
US9838056B2 (en) | 2015-05-28 | 2017-12-05 | Skyworks Solutions, Inc. | Integrous signal combiner |
US9912326B2 (en) | 2015-09-08 | 2018-03-06 | Abtum Inc. | Method for tuning feed-forward canceller |
US9762416B2 (en) | 2015-09-08 | 2017-09-12 | Abtum Inc. | Reflection coefficient reader |
US9866201B2 (en) | 2015-09-08 | 2018-01-09 | Abtum Inc. | All-acoustic duplexers using directional couplers |
US10581650B2 (en) | 2015-09-08 | 2020-03-03 | Qorvo Us, Inc. | Enhancing isolation in radio frequency multiplexers |
US9755668B2 (en) | 2015-09-30 | 2017-09-05 | Abtum Inc. | Radio frequency complex reflection coefficient reader |
US10038458B2 (en) | 2015-10-06 | 2018-07-31 | Abtum Inc. | Reflection-based radio-frequency multiplexers |
CN108352915B (zh) | 2015-10-12 | 2020-06-30 | Qorvo美国公司 | 基于混合耦合器的射频多路复用器 |
EP3400652A4 (de) * | 2016-01-04 | 2019-08-28 | ZTE Corporation | Hochintegrierte intelligente bündelnde mikrowellen-digitalradioarchitektur |
CN210201797U (zh) | 2016-09-21 | 2020-03-27 | Qorvo美国公司 | 射频双工器和具有增强隔离的可调谐射频双工器 |
US20240063836A1 (en) * | 2022-08-22 | 2024-02-22 | General Electric Technology Gmbh | Systems, apparatuses, and methods for transceiver filters |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4951060A (en) * | 1988-09-21 | 1990-08-21 | Westinghouse Electric Corp. | Dual frequency transmit-receive module for an active aperture radar system |
US5689817A (en) * | 1996-01-26 | 1997-11-18 | Lucent Technologies Inc. | RF duplexer bypassing techniques for transceivers |
US5923647A (en) * | 1996-09-06 | 1999-07-13 | Ericsson Inc. | Circulator usage in time division duplex radios |
JP3327196B2 (ja) * | 1997-12-25 | 2002-09-24 | 株式会社村田製作所 | 誘電体フィルタ及び誘電体デュプレクサ |
DE19916574C1 (de) * | 1999-04-13 | 2001-01-18 | Siemens Ag | Frequenzaufbereitungssystem für einen Mobilfunk-Dual Band-Sender/Empfänger (Transceiver) |
US6643522B1 (en) * | 2000-03-27 | 2003-11-04 | Sharp Laboratories Of America, Inc. | Method and apparatus providing simultaneous dual mode operations for radios in the shared spectrum |
DE10200048B4 (de) * | 2002-01-02 | 2014-04-24 | Qualcomm Incorporated | Verbindung der Sende- und Empfangseinrichtungen von Multiband-/Multimode-Funkgeräten mit einer oder mehreren Antennen |
US6987950B2 (en) * | 2002-07-25 | 2006-01-17 | Qualcomm, Incorporated | Radio with duplexer bypass capability |
US6993286B2 (en) * | 2002-08-02 | 2006-01-31 | Radio Frequency Systems, Inc. | Dual band bidirectional amplifier for wireless communication |
-
2004
- 2004-12-30 US US11/026,832 patent/US7250830B2/en active Active
-
2005
- 2005-12-16 DE DE602005017569T patent/DE602005017569D1/de active Active
- 2005-12-16 EP EP05112303A patent/EP1684438B1/de active Active
- 2005-12-30 CN CNA2005101375547A patent/CN1797971A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1684438B1 (de) | 2009-11-11 |
US7250830B2 (en) | 2007-07-31 |
EP1684438A3 (de) | 2007-12-26 |
EP1684438A2 (de) | 2006-07-26 |
US20060145781A1 (en) | 2006-07-06 |
CN1797971A (zh) | 2006-07-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |