KR100357337B1 - 휴대전화 - Google Patents

휴대전화 Download PDF

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Publication number
KR100357337B1
KR100357337B1 KR1019990048486A KR19990048486A KR100357337B1 KR 100357337 B1 KR100357337 B1 KR 100357337B1 KR 1019990048486 A KR1019990048486 A KR 1019990048486A KR 19990048486 A KR19990048486 A KR 19990048486A KR 100357337 B1 KR100357337 B1 KR 100357337B1
Authority
KR
South Korea
Prior art keywords
signal
power
amplifier
transmitter
code
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
KR1019990048486A
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English (en)
Korean (ko)
Other versions
KR20000035217A (ko
Inventor
가타기시마코토
마치다시로
Original Assignee
가부시끼가이샤 히다치 세이사꾸쇼
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18101926&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR100357337(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 가부시끼가이샤 히다치 세이사꾸쇼 filed Critical 가부시끼가이샤 히다치 세이사꾸쇼
Publication of KR20000035217A publication Critical patent/KR20000035217A/ko
Application granted granted Critical
Publication of KR100357337B1 publication Critical patent/KR100357337B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—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
    • 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
    • H04B1/56—Circuits using the same frequency for two directions of communication with provision for simultaneous communication in two directions

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
KR1019990048486A 1998-11-10 1999-11-04 휴대전화 Expired - Fee Related KR100357337B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1998-318689 1998-11-10
JP10318689A JP2000151317A (ja) 1998-11-10 1998-11-10 送信機および電力増幅器

Publications (2)

Publication Number Publication Date
KR20000035217A KR20000035217A (ko) 2000-06-26
KR100357337B1 true KR100357337B1 (ko) 2002-10-19

Family

ID=18101926

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019990048486A Expired - Fee Related KR100357337B1 (ko) 1998-11-10 1999-11-04 휴대전화

Country Status (3)

Country Link
US (4) US6408193B1 (enExample)
JP (1) JP2000151317A (enExample)
KR (1) KR100357337B1 (enExample)

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* Cited by examiner, † Cited by third party
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KR101707400B1 (ko) 2015-10-08 2017-02-15 대우조선해양 주식회사 폐열회수기의 기밀유지 장치

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US7787570B2 (en) * 2005-07-13 2010-08-31 Skyworks Solutions, Inc. Polar loop radio frequency (RF) transmitter having increased dynamic range amplitude control
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CN101401261B (zh) * 2006-02-03 2012-11-21 匡坦斯公司 功率放大器控制器电路
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US8032097B2 (en) * 2006-02-03 2011-10-04 Quantance, Inc. Amplitude error de-glitching circuit and method of operating
US7917106B2 (en) * 2006-02-03 2011-03-29 Quantance, Inc. RF power amplifier controller circuit including calibrated phase control loop
US7761065B2 (en) * 2006-02-03 2010-07-20 Quantance, Inc. RF power amplifier controller circuit with compensation for output impedance mismatch
US7869542B2 (en) * 2006-02-03 2011-01-11 Quantance, Inc. Phase error de-glitching circuit and method of operating
US8095090B2 (en) * 2006-02-03 2012-01-10 Quantance, Inc. RF power amplifier controller circuit
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US7729671B2 (en) * 2006-12-06 2010-06-01 Broadcom Corporation Method and system for enhancing efficiency by modulating power amplifier gain
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US7466195B2 (en) * 2007-05-18 2008-12-16 Quantance, Inc. Error driven RF power amplifier control with increased efficiency
US7783269B2 (en) * 2007-09-20 2010-08-24 Quantance, Inc. Power amplifier controller with polar transmitter
US8014735B2 (en) * 2007-11-06 2011-09-06 Quantance, Inc. RF power amplifier controlled by estimated distortion level of output signal of power amplifier
US8258942B1 (en) 2008-01-24 2012-09-04 Cellular Tracking Technologies, LLC Lightweight portable tracking device
US8417296B2 (en) * 2008-06-05 2013-04-09 Apple Inc. Electronic device with proximity-based radio power control
US8018277B2 (en) * 2008-09-09 2011-09-13 Quantance, Inc. RF power amplifier system with impedance modulation
US7782134B2 (en) * 2008-09-09 2010-08-24 Quantance, Inc. RF power amplifier system with impedance modulation
US7777566B1 (en) * 2009-02-05 2010-08-17 Quantance, Inc. Amplifier compression adjustment circuit
US8432322B2 (en) 2009-07-17 2013-04-30 Apple Inc. Electronic devices with capacitive proximity sensors for proximity-based radio-frequency power control
US8466839B2 (en) * 2009-07-17 2013-06-18 Apple Inc. Electronic devices with parasitic antenna resonating elements that reduce near field radiation
JP2011035541A (ja) * 2009-07-30 2011-02-17 Japan Radio Co Ltd リモート装置
US8781420B2 (en) 2010-04-13 2014-07-15 Apple Inc. Adjustable wireless circuitry with antenna-based proximity detector
JP5565086B2 (ja) * 2010-05-14 2014-08-06 日本電気株式会社 送信装置および送信装置の制御方法
US8183917B2 (en) 2010-06-04 2012-05-22 Quantance, Inc. RF power amplifier circuit with mismatch tolerance
US8577289B2 (en) 2011-02-17 2013-11-05 Apple Inc. Antenna with integrated proximity sensor for proximity-based radio-frequency power control
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US20130195219A1 (en) * 2012-01-27 2013-08-01 Research In Motion Limited Mobile wireless communications device with selective power amplifier control and related methods
JP5825175B2 (ja) * 2012-03-29 2015-12-02 富士通株式会社 無線通信機
US9093745B2 (en) 2012-05-10 2015-07-28 Apple Inc. Antenna and proximity sensor structures having printed circuit and dielectric carrier layers
US9300342B2 (en) 2013-04-18 2016-03-29 Apple Inc. Wireless device with dynamically adjusted maximum transmit powers
US9379445B2 (en) 2014-02-14 2016-06-28 Apple Inc. Electronic device with satellite navigation system slot antennas
US9398456B2 (en) 2014-03-07 2016-07-19 Apple Inc. Electronic device with accessory-based transmit power control
US9559425B2 (en) 2014-03-20 2017-01-31 Apple Inc. Electronic device with slot antenna and proximity sensor
US9583838B2 (en) 2014-03-20 2017-02-28 Apple Inc. Electronic device with indirectly fed slot antennas
US9728858B2 (en) 2014-04-24 2017-08-08 Apple Inc. Electronic devices with hybrid antennas
US9791490B2 (en) 2014-06-09 2017-10-17 Apple Inc. Electronic device having coupler for tapping antenna signals
US9444425B2 (en) 2014-06-20 2016-09-13 Apple Inc. Electronic device with adjustable wireless circuitry
US9667312B2 (en) * 2015-01-13 2017-05-30 Hughes Network Systems, Llc Radio based automatic level control for linear radio calibration
US10218052B2 (en) 2015-05-12 2019-02-26 Apple Inc. Electronic device with tunable hybrid antennas
US10490881B2 (en) 2016-03-10 2019-11-26 Apple Inc. Tuning circuits for hybrid electronic device antennas
US10290946B2 (en) 2016-09-23 2019-05-14 Apple Inc. Hybrid electronic device antennas having parasitic resonating elements
US20180124716A1 (en) * 2016-11-03 2018-05-03 Qualcomm Incorporated Systems and methods providing adaptive power tracking
KR102562119B1 (ko) * 2018-08-28 2023-08-02 삼성전자주식회사 송신 신호에 포함된 지정된 주파수 대역에 대응하는 성분을 확인하는 전자장치 및 방법
JP7528063B2 (ja) 2019-04-26 2024-08-05 株式会社半導体エネルギー研究所 半導体装置および電子機器

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Publication number Priority date Publication date Assignee Title
KR101707400B1 (ko) 2015-10-08 2017-02-15 대우조선해양 주식회사 폐열회수기의 기밀유지 장치

Also Published As

Publication number Publication date
US20060030283A1 (en) 2006-02-09
US6408193B1 (en) 2002-06-18
US20020132587A1 (en) 2002-09-19
US6973334B2 (en) 2005-12-06
KR20000035217A (ko) 2000-06-26
US6917823B2 (en) 2005-07-12
JP2000151317A (ja) 2000-05-30
US20030017840A1 (en) 2003-01-23

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