CN111903119A - 一种全频带接收机和电视调谐器 - Google Patents

一种全频带接收机和电视调谐器 Download PDF

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CN111903119A
CN111903119A CN201880091067.7A CN201880091067A CN111903119A CN 111903119 A CN111903119 A CN 111903119A CN 201880091067 A CN201880091067 A CN 201880091067A CN 111903119 A CN111903119 A CN 111903119A
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signal
attenuation network
differential
differential amplifier
resistor
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CN111903119B (zh
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金香菊
莫秉轩
张立国
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)

Abstract

一种全频带接收机和电视调谐器，涉及信号处理技术领域，其中全频带接收机包括将电视信号转换为第一差分信号的单转双电路、用于对第一差分信号进行衰减的电阻衰减网络，和用于对第二差分信号进行放大的差分放大器，且电阻衰减网络的增益和差分放大器的增益是可调的。通过上述技术方案有助于提高电路的抗干扰性能和线性度，从而提高全频带接收机可处理的信号带宽。

Description

PCT国内申请，说明书已公开。

Claims (15)

  1. PCT国内申请，权利要求书已公开。
CN201880091067.7A 2018-03-12 2018-03-12 一种全频带接收机和电视调谐器 Active CN111903119B (zh)

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PCT/CN2018/078752 WO2019173955A1 (zh) 2018-03-12 2018-03-12 一种全频带接收机和电视调谐器

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CN111555998B (zh) * 2020-04-21 2023-03-24 上海航天测控通信研究所 星载原子钟的下变频信号处理方法和变频组件

Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101170656A (zh) * 2006-10-25 2008-04-30 晨星半导体股份有限公司 电视调谐器
EP2110946A1 (en) * 2008-04-18 2009-10-21 STMicroelectronics (Grenoble) SAS Differential RF amplifier
CN101820508A (zh) * 2009-02-26 2010-09-01 上海融创名睿微电子有限公司 数字移动电视接收机调谐器单端转差分射频前端电路
CN201674469U (zh) * 2010-03-25 2010-12-15 上海沙丘微电子有限公司 带有自动增益控制的音频功率放大器电路
JP2010288125A (ja) * 2009-06-12 2010-12-24 Alps Electric Co Ltd テレビジョン放送チューナ
CN102740019A (zh) * 2011-03-31 2012-10-17 Nxp股份有限公司 接收机
CN103501417A (zh) * 2013-09-18 2014-01-08 西安电子工程研究所 一种基于运算放大器的雷达多通道视频接收机
CN203482306U (zh) * 2012-05-10 2014-03-12 硅实验室股份有限公司 使用集成电感器的低成本接收器
CN103684274A (zh) * 2012-09-12 2014-03-26 澜起科技（上海）有限公司 具有单端转差分能力和滤波作用的宽带低噪声放大器
CN104092471A (zh) * 2014-07-04 2014-10-08 三维通信股份有限公司 一种高动态高增益宽带接收机
CN104363025A (zh) * 2014-11-11 2015-02-18 北京爱洁隆技术有限公司 一种移动通信中频拉远系统的射频接收芯片及接收机
CN104994322A (zh) * 2015-06-30 2015-10-21 深圳市九洲电器有限公司 一种电视信号处理的装置和电视机顶盒
CN105024662A (zh) * 2014-04-16 2015-11-04 清华大学 一种高带外抑制的跨阻放大器
CN105978515A (zh) * 2016-05-03 2016-09-28 华南理工大学 宽调整范围高集成度变压器耦合射频功率放大器
CN205693639U (zh) * 2016-03-10 2016-11-16 北京联盛德微电子有限责任公司 一种基于前馈与弱正反馈的全差分运算放大器
US20160336108A1 (en) * 2015-05-14 2016-11-17 Maxlinear, Inc. Method And System For Winding Transformers To Maximize Symmetry Of The Primary And Secondary Coils
CN106778413A (zh) * 2016-12-05 2017-05-31 中国科学技术大学 一种应用于超高频rfid的集成模拟自干扰抵消电路
US20170264252A1 (en) * 2016-03-14 2017-09-14 Chris J. Day Active linearization for broadband amplifiers

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101170656A (zh) * 2006-10-25 2008-04-30 晨星半导体股份有限公司 电视调谐器
EP2110946A1 (en) * 2008-04-18 2009-10-21 STMicroelectronics (Grenoble) SAS Differential RF amplifier
CN101820508A (zh) * 2009-02-26 2010-09-01 上海融创名睿微电子有限公司 数字移动电视接收机调谐器单端转差分射频前端电路
JP2010288125A (ja) * 2009-06-12 2010-12-24 Alps Electric Co Ltd テレビジョン放送チューナ
CN201674469U (zh) * 2010-03-25 2010-12-15 上海沙丘微电子有限公司 带有自动增益控制的音频功率放大器电路
CN102740019A (zh) * 2011-03-31 2012-10-17 Nxp股份有限公司 接收机
CN203482306U (zh) * 2012-05-10 2014-03-12 硅实验室股份有限公司 使用集成电感器的低成本接收器
CN103684274A (zh) * 2012-09-12 2014-03-26 澜起科技（上海）有限公司 具有单端转差分能力和滤波作用的宽带低噪声放大器
CN103501417A (zh) * 2013-09-18 2014-01-08 西安电子工程研究所 一种基于运算放大器的雷达多通道视频接收机
CN105024662A (zh) * 2014-04-16 2015-11-04 清华大学 一种高带外抑制的跨阻放大器
CN104092471A (zh) * 2014-07-04 2014-10-08 三维通信股份有限公司 一种高动态高增益宽带接收机
CN104363025A (zh) * 2014-11-11 2015-02-18 北京爱洁隆技术有限公司 一种移动通信中频拉远系统的射频接收芯片及接收机
US20160336108A1 (en) * 2015-05-14 2016-11-17 Maxlinear, Inc. Method And System For Winding Transformers To Maximize Symmetry Of The Primary And Secondary Coils
CN104994322A (zh) * 2015-06-30 2015-10-21 深圳市九洲电器有限公司 一种电视信号处理的装置和电视机顶盒
CN205693639U (zh) * 2016-03-10 2016-11-16 北京联盛德微电子有限责任公司 一种基于前馈与弱正反馈的全差分运算放大器
US20170264252A1 (en) * 2016-03-14 2017-09-14 Chris J. Day Active linearization for broadband amplifiers
CN105978515A (zh) * 2016-05-03 2016-09-28 华南理工大学 宽调整范围高集成度变压器耦合射频功率放大器
CN106778413A (zh) * 2016-12-05 2017-05-31 中国科学技术大学 一种应用于超高频rfid的集成模拟自干扰抵消电路

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HUIJUNG KIM ET AL.: "A dual-band digital TV tuner for CMMB application SOC", 《2011 IEEE RADIO FREQUENCY INTEGRATED CIRCUITS SYMPOSIUM》 *
刘学敏: "移动数字电视接收前端低噪声射频放大器芯片设计", 《中国优秀硕士学位论文全文数据 信息科技辑》 *

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WO2019173955A1 (zh) 2019-09-19
CN111903119B (zh) 2022-05-24

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