DE69834421D1 - Gerät zu funkkommunikationen mit niedriger stärke - Google Patents

Gerät zu funkkommunikationen mit niedriger stärke

Info

Publication number
DE69834421D1
DE69834421D1 DE69834421T DE69834421T DE69834421D1 DE 69834421 D1 DE69834421 D1 DE 69834421D1 DE 69834421 T DE69834421 T DE 69834421T DE 69834421 T DE69834421 T DE 69834421T DE 69834421 D1 DE69834421 D1 DE 69834421D1
Authority
DE
Germany
Prior art keywords
radio communications
low strength
strength
low
communications
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 - Lifetime
Application number
DE69834421T
Other languages
English (en)
Inventor
L Dacus
N Schmidt
P Hendrix
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cleveland Medical Devices Inc
Original Assignee
Cleveland Medical Devices Inc
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.)
Filing date
Publication date
Application filed by Cleveland Medical Devices Inc filed Critical Cleveland Medical Devices Inc
Application granted granted Critical
Publication of DE69834421D1 publication Critical patent/DE69834421D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0958—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation by varying the characteristics of the voltage controlled oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/095—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation to the loop in front of the voltage controlled oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/0802—Details of the phase-locked loop the loop being adapted for reducing power consumption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
    • H04W52/028—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof switching on or off only a part of the equipment circuit blocks
    • 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
DE69834421T 1997-07-25 1998-07-21 Gerät zu funkkommunikationen mit niedriger stärke Expired - Lifetime DE69834421D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/900,329 US6223061B1 (en) 1997-07-25 1997-07-25 Apparatus for low power radio communications
PCT/US1998/014387 WO2000019641A1 (en) 1997-07-25 1998-07-21 Apparatus for low power radio communications

Publications (1)

Publication Number Publication Date
DE69834421D1 true DE69834421D1 (de) 2006-06-08

Family

ID=25412341

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69834421T Expired - Lifetime DE69834421D1 (de) 1997-07-25 1998-07-21 Gerät zu funkkommunikationen mit niedriger stärke

Country Status (5)

Country Link
US (1) US6223061B1 (de)
EP (1) EP1032988B1 (de)
AU (1) AU2141800A (de)
DE (1) DE69834421D1 (de)
WO (1) WO2000019641A1 (de)

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US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6879817B1 (en) * 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
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US6301306B1 (en) * 2000-05-26 2001-10-09 Motorola, Inc. Method and apparatus for generating a short-range wireless data communication link
US7606547B1 (en) 2000-07-31 2009-10-20 Marvell International Ltd. Active resistance summer for a transformer hybrid
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US7292091B1 (en) * 2000-10-11 2007-11-06 Silicon Laboratories Inc. Method and apparatus for reducing interference
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US6920190B2 (en) * 2000-11-21 2005-07-19 Research In Motion Limited System and method for inverting automatic frequency control (AFC)
US6522204B1 (en) * 2000-11-28 2003-02-18 Texas Instruments Incorporated Phase-locked loop for ADSL frequency locking applications
US6980786B1 (en) * 2001-01-16 2005-12-27 Sequoia Communications Corp. Adaptive receiver system that adjusts to the level of interfering signals
US6914935B2 (en) * 2001-02-21 2005-07-05 Freescale Semiconductor, Inc. Fractional N synthesizer with reduced fractionalization spurs
JP3851511B2 (ja) * 2001-03-14 2006-11-29 株式会社ルネサステクノロジ Ｆｍ送信機
US6570457B2 (en) * 2001-10-24 2003-05-27 Northrop Grumman Corporation Phase locked loop using sample and hold after phase detector
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7224722B2 (en) * 2002-01-18 2007-05-29 Broadcom Corporation Direct conversion RF transceiver with automatic frequency control
US20030181182A1 (en) * 2002-03-22 2003-09-25 Hoi Ho Sing Receiver for wireless transmission system
DE60209197T2 (de) * 2002-04-04 2006-09-07 Texas Instruments Inc., Dallas Phasenregelschleife mit einer Ladungspumpe
US7460584B2 (en) * 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US20060194564A1 (en) * 2003-07-30 2006-08-31 Takehiro Hokimoto Radio transmitting/receiving apparatus and intermittent transmission/reception control method of radio transmitting/receiving apparatus
US6998924B1 (en) * 2003-09-11 2006-02-14 Rockwell Collins, Inc. Self-calibration method and system for synthesizers
US7038509B1 (en) * 2003-10-27 2006-05-02 National Semiconductor Corporation Method and system for providing a phase-locked loop with reduced spurious tones
CA2554123C (en) * 2004-11-18 2012-03-13 Research In Motion Limited Method and apparatus for precise open loop tuning of reference frequency within a wireless device
US7312662B1 (en) 2005-08-09 2007-12-25 Marvell International Ltd. Cascode gain boosting system and method for a transmitter
US7577892B1 (en) 2005-08-25 2009-08-18 Marvell International Ltd High speed iterative decoder
US20080096483A1 (en) * 2006-10-20 2008-04-24 Wilson Electronics Power saving circuits for time division multiple access amplifiers
US20080183227A1 (en) * 2007-01-30 2008-07-31 Sutton Brian P Transceiver for implantable medical devices
ATE521135T1 (de) * 2008-02-28 2011-09-15 Nxp Bv Frequenzsynthese
US8283986B2 (en) * 2009-01-14 2012-10-09 Broadcom Corporation Method and system for reduced clock feed-through in a phase locked loop
EP2211579B1 (de) * 2009-01-21 2012-07-11 Oticon A/S Sendeleistungsregelung in einem stromsparenden drahtlosen Kommunikationssystem
TWI410057B (zh) * 2009-05-05 2013-09-21 Richwave Technology Corp 頻率調變接收機與其接收方法
JP5339150B2 (ja) * 2009-09-30 2013-11-13 ソニー株式会社 無線通信装置
WO2011077480A1 (ja) * 2009-12-22 2011-06-30 株式会社 東芝 無線装置
TWI603175B (zh) * 2013-08-14 2017-10-21 群聯電子股份有限公司 連接介面單元與記憶體儲存裝置
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US10277231B1 (en) 2018-05-17 2019-04-30 Emhiser Research Limited DC coupled phase locked loop FM discriminator
CN108808888A (zh) * 2018-06-08 2018-11-13 深圳市汇森无线传输有限公司 一种无线充电系统及其共振补偿分流方法
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Also Published As

Publication number Publication date
WO2000019641A9 (en) 2000-09-28
US6223061B1 (en) 2001-04-24
WO2000019641A1 (en) 2000-04-06
AU2141800A (en) 2000-04-17
EP1032988B1 (de) 2006-05-03
EP1032988A1 (de) 2000-09-06
EP1032988A4 (de) 2002-09-25

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Legal Events

Date Code Title Description
8332 No legal effect for de