CN114600377A - 一种射频发射机 - Google Patents

一种射频发射机 Download PDF

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Publication number
CN114600377A
CN114600377A CN201980101619.2A CN201980101619A CN114600377A CN 114600377 A CN114600377 A CN 114600377A CN 201980101619 A CN201980101619 A CN 201980101619A CN 114600377 A CN114600377 A CN 114600377A
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CN
China
Prior art keywords
current source
output signal
radio frequency
signal line
compensation
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Granted
Application number
CN201980101619.2A
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English (en)
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CN114600377B (zh
Inventor
钱慧珍
罗讯
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN114600377A publication Critical patent/CN114600377A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0002—Modulated-carrier systems analog front ends; means for connecting modulators, demodulators or transceivers to a transmission line
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
    • 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
    • H04B1/0483—Transmitters with multiple parallel paths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)

Abstract

本申请实施例提供一种射频发射机，该射频发射机主要包括射频前端和控制电路。其中，射频前端包括电流源集合、补偿电路和匹配网络。补偿电路可以补偿电流源集合中，N个电流源子集合之间的负载阻抗差异。因此，可以改善电流源集合的阻抗失配，降低电流源集合的功率损耗，进而有利于提高射频发射机的效率。

Description

PCT国内申请，说明书已公开。

Claims (17)

  1. PCT国内申请，权利要求书已公开。
CN201980101619.2A 2019-11-29 2019-11-29 一种射频发射机 Active CN114600377B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/122186 WO2021103001A1 (zh) 2019-11-29 2019-11-29 一种射频发射机

Publications (2)

Publication Number Publication Date
CN114600377A true CN114600377A (zh) 2022-06-07
CN114600377B CN114600377B (zh) 2023-07-11

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CN201980101619.2A Active CN114600377B (zh) 2019-11-29 2019-11-29 一种射频发射机

Country Status (4)

Country Link
US (1) US20220286333A1 (zh)
EP (1) EP4054082A4 (zh)
CN (1) CN114600377B (zh)
WO (1) WO2021103001A1 (zh)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050266821A1 (en) * 2004-05-25 2005-12-01 Silicon Laboratories, Inc. Low distortion quadrature mixer and method therefor
EP2999116A1 (en) * 2014-09-19 2016-03-23 IMEC vzw Direct digital radio frequency modulator
WO2016053376A1 (en) * 2014-10-02 2016-04-07 Commscope Technologies Llc Digital-to-rf power converter
US20170317697A1 (en) * 2014-11-19 2017-11-02 Nec Corporation Transmitter, signal synthesis circuit, and signal synthesis method
CN108206678A (zh) * 2016-12-20 2018-06-26 恩智浦美国有限公司 具有阻抗补偿电路的分布式放大器
CN108900167A (zh) * 2018-07-11 2018-11-27 广州慧智微电子有限公司 阻抗补偿电路及功率放大补偿电路
CN110233635A (zh) * 2018-03-05 2019-09-13 Qorvo美国公司 收发器电路和相关的射频电路

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050266821A1 (en) * 2004-05-25 2005-12-01 Silicon Laboratories, Inc. Low distortion quadrature mixer and method therefor
EP2999116A1 (en) * 2014-09-19 2016-03-23 IMEC vzw Direct digital radio frequency modulator
WO2016053376A1 (en) * 2014-10-02 2016-04-07 Commscope Technologies Llc Digital-to-rf power converter
US20170302228A1 (en) * 2014-10-02 2017-10-19 Commscope Technologies Llc Digital-to-rf power converter
US20170317697A1 (en) * 2014-11-19 2017-11-02 Nec Corporation Transmitter, signal synthesis circuit, and signal synthesis method
CN108206678A (zh) * 2016-12-20 2018-06-26 恩智浦美国有限公司 具有阻抗补偿电路的分布式放大器
CN110233635A (zh) * 2018-03-05 2019-09-13 Qorvo美国公司 收发器电路和相关的射频电路
CN108900167A (zh) * 2018-07-11 2018-11-27 广州慧智微电子有限公司 阻抗补偿电路及功率放大补偿电路

Also Published As

Publication number Publication date
EP4054082A1 (en) 2022-09-07
US20220286333A1 (en) 2022-09-08
WO2021103001A1 (zh) 2021-06-03
CN114600377B (zh) 2023-07-11
EP4054082A4 (en) 2022-11-16

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