CN113491072A - 一种射频电路和可调变压器 - Google Patents

一种射频电路和可调变压器 Download PDF

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Publication number
CN113491072A
CN113491072A CN201980093486.9A CN201980093486A CN113491072A CN 113491072 A CN113491072 A CN 113491072A CN 201980093486 A CN201980093486 A CN 201980093486A CN 113491072 A CN113491072 A CN 113491072A
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China
Prior art keywords
coil
transformer
adjustable
circuit
coupled
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CN201980093486.9A
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CN113491072B (zh
Inventor
韩科锋
卢磊
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN202211604670.5A priority Critical patent/CN116015316A/zh
Publication of CN113491072A publication Critical patent/CN113491072A/zh
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/12—Variable inductances or transformers of the signal type discontinuously variable, e.g. tapped
    • 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
    • H03F1/42—Modifications of amplifiers to extend the bandwidth
    • 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
    • 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
    • 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
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—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
    • H04B1/581—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 using a transformer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2804—Printed windings
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/411—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising two power stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/537—A transformer being used as coupling element between two amplifying stages

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Coils Or Transformers For Communication (AREA)

Abstract

本申请提供一种射频电路和可调变压器，涉及电子技术领域，用于实现5G毫米波下不同频段的信号的接收或发送。所述射频电路包括：可调变压器，第一级放大器和第二级放大器，所述第一级放大器通过所述可调变压器与所述第二级放大器耦合，所述可调变压器的带宽可调，当所述可调变压器的带宽被调节时，使得所述射频电路的工作频段覆盖N258频段和N257频段、或者N258频段和N261频段。

Description

PCT国内申请，说明书已公开。

Claims (28)

  1. PCT国内申请，权利要求书已公开。
CN201980093486.9A 2019-03-29 2019-03-29 一种射频电路和可调变压器 Active CN113491072B (zh)

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CN202211604670.5A CN116015316A (zh) 2019-03-29 2019-03-29 一种射频电路和可调变压器

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PCT/CN2019/080677 WO2020199047A1 (zh) 2019-03-29 2019-03-29 一种射频电路和可调变压器

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EP (1) EP3937386A4 (zh)
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WO (1) WO2020199047A1 (zh)

Cited By (2)

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Publication number Priority date Publication date Assignee Title
WO2023226784A1 (zh) * 2022-05-23 2023-11-30 华为技术有限公司 一种射频放大电路、射频收发机及通信设备
CN117978109A (zh) * 2024-01-23 2024-05-03 华南理工大学 一种双频跨导提升技术、放大器、电子设备及控制方法

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EP2913922A1 (en) * 2014-02-28 2015-09-02 Telefonaktiebolaget L M Ericsson (publ) A low noise amplifier circuit
US11469721B2 (en) * 2020-01-08 2022-10-11 Qorvo Us, Inc. Uplink multiple input-multiple output (MIMO) transmitter apparatus
US12040763B2 (en) * 2021-06-29 2024-07-16 Intrinsix Corp. Differential tuned inductor devices and methods thereof
CN114759879B (zh) * 2022-05-20 2024-05-28 成都通量科技有限公司 一种基于push-push的二三倍频器
US11881715B2 (en) 2022-05-23 2024-01-23 Apple Inc. Electronic device having reconfigurable multi-coil transformer with frequency selective filtering
CN114944827B (zh) * 2022-06-09 2023-05-26 中国电子科技集团公司第二十九研究所 一种折叠线圈及分布式放大器

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US6566963B1 (en) * 2002-02-07 2003-05-20 Rf Micro Devices, Inc. Transformer-based low noise variable gain driver amplifier
CN101868921A (zh) * 2007-10-10 2010-10-20 高通股份有限公司 双频射频发射器
CN104300992A (zh) * 2013-07-18 2015-01-21 晨星半导体股份有限公司 支持多频段操作的传接器与方法
CN104733452A (zh) * 2013-12-19 2015-06-24 深圳市中兴微电子技术有限公司 一种变压器及其制作方法和芯片
CN108768312A (zh) * 2018-07-23 2018-11-06 上海亮牛半导体科技有限公司 利用可调电感和改善功率放大器线性度的电路结构及方法
CN109474296A (zh) * 2018-12-27 2019-03-15 复旦大学 应用于5g毫米波基站的四通道相控阵收发机

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US8244194B2 (en) * 2010-07-08 2012-08-14 Javelin Semiconductor, Inc. Narrow-band tunable radio frequency (RF) power amplifiers and related methods
US8928405B2 (en) * 2012-09-10 2015-01-06 Cambridge Silicon Radio Limited Power amplification circuits
US9407379B2 (en) * 2014-10-16 2016-08-02 Qualcomm Incorporated Circuit providing harmonic response rejection for a frequency mixer
CN108364768B (zh) * 2017-11-10 2019-11-19 华为技术有限公司 平面变压器、电源转换电路以及适配器

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US6566963B1 (en) * 2002-02-07 2003-05-20 Rf Micro Devices, Inc. Transformer-based low noise variable gain driver amplifier
CN101868921A (zh) * 2007-10-10 2010-10-20 高通股份有限公司 双频射频发射器
CN104300992A (zh) * 2013-07-18 2015-01-21 晨星半导体股份有限公司 支持多频段操作的传接器与方法
CN104733452A (zh) * 2013-12-19 2015-06-24 深圳市中兴微电子技术有限公司 一种变压器及其制作方法和芯片
CN108768312A (zh) * 2018-07-23 2018-11-06 上海亮牛半导体科技有限公司 利用可调电感和改善功率放大器线性度的电路结构及方法
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023226784A1 (zh) * 2022-05-23 2023-11-30 华为技术有限公司 一种射频放大电路、射频收发机及通信设备
CN117978109A (zh) * 2024-01-23 2024-05-03 华南理工大学 一种双频跨导提升技术、放大器、电子设备及控制方法

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Publication number Publication date
CN113491072B (zh) 2022-12-13
US20220021353A1 (en) 2022-01-20
EP3937386A4 (en) 2022-03-09
CN116015316A (zh) 2023-04-25
EP3937386A1 (en) 2022-01-12
WO2020199047A1 (zh) 2020-10-08

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