CN104205704B - 数字预失真滤波器系统和方法 - Google Patents
数字预失真滤波器系统和方法 Download PDFInfo
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- CN104205704B CN104205704B CN201280056126.XA CN201280056126A CN104205704B CN 104205704 B CN104205704 B CN 104205704B CN 201280056126 A CN201280056126 A CN 201280056126A CN 104205704 B CN104205704 B CN 104205704B
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03343—Arrangements at the transmitter end
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
- H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2614—Peak power aspects
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/405—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising more than three power stages
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45318—Indexing scheme relating to differential amplifiers the AAC comprising a cross coupling circuit, e.g. two extra transistors cross coupled
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45332—Indexing scheme relating to differential amplifiers the AAC comprising one or more capacitors as feedback circuit elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45394—Indexing scheme relating to differential amplifiers the AAC of the dif amp comprising FETs whose sources are not coupled, i.e. the AAC being a pseudo-differential amplifier
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
- H04L2025/03375—Passband transmission
- H04L2025/03414—Multicarrier
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
- H04L2025/03439—Fixed structures
- H04L2025/03445—Time domain
- H04L2025/03471—Tapped delay lines
- H04L2025/03484—Tapped delay lines time-recursive
- H04L2025/03503—Tapped delay lines time-recursive as a combination of feedback and prediction filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/36—Modulator circuits; Transmitter circuits
- H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
- H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Transmitters (AREA)
- Amplifiers (AREA)
Abstract
Description
TX至ANT | 817-824 | 100dB最小 |
TX至ANT | 824-861.5 | 50dB最小 |
TX至ANT | 875-880 | 20dB最小 |
TX至ANT | 880-900 | 35dB最小 |
TX至ANT | 900-2700 | 65dB最小 |
Tx波纹 | TX至ANT | 862.275-863.525 | 2.0dB最大 |
Tx波纹 | TX至ANT | 863.525-868.725 | 0.45dB最大 |
Rho(“ρ”) | 补偿 |
0.985至0.990 | 所有补偿开启(ON) |
0.975至0.985 | 滤波器通带关闭(OFF);群延迟开启 |
0.968至0.975 | 滤波器通带开启;群延迟关闭 |
0.950至0.970 | 滤波器通带关闭;群延迟关闭 |
Claims (23)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161535208P | 2011-09-15 | 2011-09-15 | |
US61/535208 | 2011-09-15 | ||
PCT/US2012/055588 WO2013040465A1 (en) | 2011-09-15 | 2012-09-14 | Digital pre- distortion filter system and method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104205704A CN104205704A (zh) | 2014-12-10 |
CN104205704B true CN104205704B (zh) | 2017-08-22 |
Family
ID=47880657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280056126.XA Expired - Fee Related CN104205704B (zh) | 2011-09-15 | 2012-09-14 | 数字预失真滤波器系统和方法 |
Country Status (6)
Country | Link |
---|---|
US (2) | US9210009B2 (zh) |
EP (1) | EP2756622A4 (zh) |
JP (2) | JP6096198B2 (zh) |
KR (1) | KR101947066B1 (zh) |
CN (1) | CN104205704B (zh) |
WO (1) | WO2013040465A1 (zh) |
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CN104205704B (zh) | 2011-09-15 | 2017-08-22 | 英特尔公司 | 数字预失真滤波器系统和方法 |
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2012
- 2012-09-14 CN CN201280056126.XA patent/CN104205704B/zh not_active Expired - Fee Related
- 2012-09-14 KR KR1020147009885A patent/KR101947066B1/ko active IP Right Grant
- 2012-09-14 EP EP12831319.4A patent/EP2756622A4/en not_active Withdrawn
- 2012-09-14 US US13/618,607 patent/US9210009B2/en not_active Expired - Fee Related
- 2012-09-14 WO PCT/US2012/055588 patent/WO2013040465A1/en active Application Filing
- 2012-09-14 JP JP2014530895A patent/JP6096198B2/ja not_active Expired - Fee Related
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2015
- 2015-10-27 US US14/923,709 patent/US9432228B2/en not_active Expired - Fee Related
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2017
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Also Published As
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WO2013040465A1 (en) | 2013-03-21 |
JP6309123B2 (ja) | 2018-04-11 |
KR20140103096A (ko) | 2014-08-25 |
KR101947066B1 (ko) | 2019-02-12 |
US9432228B2 (en) | 2016-08-30 |
US20160112222A1 (en) | 2016-04-21 |
EP2756622A4 (en) | 2015-07-01 |
JP2014532327A (ja) | 2014-12-04 |
JP6096198B2 (ja) | 2017-03-15 |
JP2017108446A (ja) | 2017-06-15 |
US9210009B2 (en) | 2015-12-08 |
EP2756622A1 (en) | 2014-07-23 |
US20130070870A1 (en) | 2013-03-21 |
CN104205704A (zh) | 2014-12-10 |
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