CN100456642C - 用于多频带移动电话机的传输滤波器及滤波方法 - Google Patents
用于多频带移动电话机的传输滤波器及滤波方法 Download PDFInfo
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- CN100456642C CN100456642C CNB2004800160518A CN200480016051A CN100456642C CN 100456642 C CN100456642 C CN 100456642C CN B2004800160518 A CNB2004800160518 A CN B2004800160518A CN 200480016051 A CN200480016051 A CN 200480016051A CN 100456642 C CN100456642 C CN 100456642C
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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 devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/542—Filters comprising resonators of piezoelectric or electrostrictive material including passive elements
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; 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
- 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
-
- 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
- H04B1/006—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
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- 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
- H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
- H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
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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
- H03H7/01—Frequency selective two-port networks
- H03H2007/013—Notch or bandstop filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H2011/0488—Notch or bandstop filters
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H2250/00—Indexing scheme relating to dual- or multi-band filters
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Transceivers (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
Description
Claims (29)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/458,797 US6862441B2 (en) | 2003-06-09 | 2003-06-09 | Transmitter filter arrangement for multiband mobile phone |
US10/458,797 | 2003-06-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1802795A CN1802795A (zh) | 2006-07-12 |
CN100456642C true CN100456642C (zh) | 2009-01-28 |
Family
ID=33490460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004800160518A Expired - Fee Related CN100456642C (zh) | 2003-06-09 | 2004-03-30 | 用于多频带移动电话机的传输滤波器及滤波方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6862441B2 (zh) |
EP (1) | EP1632031B1 (zh) |
KR (1) | KR100743555B1 (zh) |
CN (1) | CN100456642C (zh) |
WO (1) | WO2004110029A2 (zh) |
Families Citing this family (86)
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SE528017C2 (sv) * | 2004-02-02 | 2006-08-08 | Amc Centurion Ab | Antennanordning och bärbar radiokommunikationsanordning innefattande sådan antennanordning |
US20050277436A1 (en) * | 2004-06-03 | 2005-12-15 | Inventec Appliances Corporation | Method of enabling a dual band handset having both PHS and GSM arrangements to be ready to receive a call in standby |
EP1763905A4 (en) | 2004-06-28 | 2012-08-29 | Pulse Finland Oy | ANTENNA COMPONENT |
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WO2006085139A2 (en) * | 2004-12-22 | 2006-08-17 | Nokia Corporation | Interoperability improvement between receivers and transmitters in a mobile station |
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FI20096251A0 (sv) | 2009-11-27 | 2009-11-27 | Pulse Finland Oy | MIMO-antenn |
US8847833B2 (en) * | 2009-12-29 | 2014-09-30 | Pulse Finland Oy | Loop resonator apparatus and methods for enhanced field control |
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US11894621B2 (en) | 2017-12-18 | 2024-02-06 | Silicon Laboratories Inc. | Radio-frequency apparatus with multi-band balun with improved performance and associated methods |
US11646714B2 (en) * | 2018-07-10 | 2023-05-09 | Texas Instruments Incorporated | Laterally vibrating bulk acoustic wave resonator |
US10917123B2 (en) * | 2018-09-28 | 2021-02-09 | Qualcomm Incorporated | N-plexer filtering for coupled antennas |
KR102690297B1 (ko) * | 2018-11-23 | 2024-07-30 | 삼성전기주식회사 | 프론트 엔드 모듈 |
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CN112968710A (zh) * | 2019-12-13 | 2021-06-15 | 航天信息股份有限公司 | 一种多频段的射频电路 |
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- 2004-03-30 CN CNB2004800160518A patent/CN100456642C/zh not_active Expired - Fee Related
- 2004-03-30 EP EP04724323A patent/EP1632031B1/en not_active Expired - Lifetime
- 2004-03-30 KR KR1020057023290A patent/KR100743555B1/ko active IP Right Grant
- 2004-03-30 WO PCT/IB2004/000956 patent/WO2004110029A2/en active Application Filing
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Also Published As
Publication number | Publication date |
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US20040248614A1 (en) | 2004-12-09 |
EP1632031A2 (en) | 2006-03-08 |
EP1632031B1 (en) | 2012-07-11 |
WO2004110029A2 (en) | 2004-12-16 |
KR20060021344A (ko) | 2006-03-07 |
EP1632031A4 (en) | 2009-08-12 |
CN1802795A (zh) | 2006-07-12 |
US6862441B2 (en) | 2005-03-01 |
KR100743555B1 (ko) | 2007-07-27 |
WO2004110029A3 (en) | 2005-03-31 |
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