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AU2001286475A1 - Method and apparatus for a frequency agile variable bandwidth transceiver - Google Patents

Method and apparatus for a frequency agile variable bandwidth transceiver

Info

Publication number
AU2001286475A1
AU2001286475A1 AU2001286475A AU8647501A AU2001286475A1 AU 2001286475 A1 AU2001286475 A1 AU 2001286475A1 AU 2001286475 A AU2001286475 A AU 2001286475A AU 8647501 A AU8647501 A AU 8647501A AU 2001286475 A1 AU2001286475 A1 AU 2001286475A1
Authority
AU
Australia
Prior art keywords
variable bandwidth
frequency agile
bandwidth transceiver
agile variable
transceiver
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.)
Abandoned
Application number
AU2001286475A
Inventor
Michael Scott Andrews
Slim Salah Souissi
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.)
Novatel Wireless Inc
Original Assignee
Novatel Wireless 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 Novatel Wireless Inc filed Critical Novatel Wireless Inc
Publication of AU2001286475A1 publication Critical patent/AU2001286475A1/en
Abandoned legal-status Critical Current

Links

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
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
    • H04B1/0025—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage using a sampling rate lower than twice the highest frequency component of the sampled signal
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H04B1/1036—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters
    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers
    • H04B1/28—Circuits for superheterodyne receivers the receiver comprising at least one semiconductor device having three or more electrodes
    • 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
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/408—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency the transmitter oscillator frequency being identical to the receiver local oscillator frequency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
    • H04L27/152—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements
    • H04L27/1525—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements using quadrature demodulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Transceivers (AREA)
AU2001286475A 2000-08-11 2001-08-13 Method and apparatus for a frequency agile variable bandwidth transceiver Abandoned AU2001286475A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US22494500P 2000-08-11 2000-08-11
US60/224,945 2000-08-11
US23167500P 2000-09-11 2000-09-11
US60/231,675 2000-09-11
PCT/US2001/025454 WO2002015384A1 (en) 2000-08-11 2001-08-13 Method and apparatus for a frequency agile variable bandwidth transceiver

Publications (1)

Publication Number Publication Date
AU2001286475A1 true AU2001286475A1 (en) 2002-02-25

Family

ID=26919159

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001286475A Abandoned AU2001286475A1 (en) 2000-08-11 2001-08-13 Method and apparatus for a frequency agile variable bandwidth transceiver

Country Status (3)

Country Link
US (2) US20020110189A1 (en)
AU (1) AU2001286475A1 (en)
WO (1) WO2002015384A1 (en)

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US7327775B1 (en) * 1999-12-23 2008-02-05 Nokia Corporation CDMA receiver
US6785556B2 (en) * 2000-08-11 2004-08-31 Novatel Wireless, Inc. Method and apparatus for a software configurable wireless modem adaptable for multiple modes of operation
KR100888300B1 (en) * 2001-05-01 2009-03-11 마츠시타 커뮤니케이션 인더스트리얼 코포레이션 오브 유에스에이 Frequency conversion by under sampling
US6856925B2 (en) * 2001-10-26 2005-02-15 Texas Instruments Incorporated Active removal of aliasing frequencies in a decimating structure by changing a decimation ratio in time and space
EP1318603B1 (en) * 2001-12-05 2007-07-11 Sony Deutschland GmbH FM receiver with digital bandwidth control
US7403981B2 (en) 2002-01-04 2008-07-22 Quicksilver Technology, Inc. Apparatus and method for adaptive multimedia reception and transmission in communication environments
EP1330133A1 (en) * 2002-01-17 2003-07-23 Siemens Aktiengesellschaft Radio communication system
JP2003289264A (en) * 2002-03-28 2003-10-10 Toyota Industries Corp Receiving machine
GB2394133A (en) 2002-10-17 2004-04-14 Toumaz Technology Ltd Radio receiver with reconfigurable filtering arrangement
US20040167407A1 (en) * 2003-02-13 2004-08-26 Medtronic, Inc. Capacitive DC-to-DC converter with efficient use of flying capacitors and related method
DE10342056B4 (en) * 2003-09-11 2005-11-10 Infineon Technologies Ag Addition circuit for sigma-delta modulator circuits
US7146144B2 (en) * 2003-10-20 2006-12-05 Northrop Grumman Corporation Frequency agile exciter
US7796956B2 (en) * 2005-05-03 2010-09-14 Telefonaktiebolaget L M Ericsson (Publ) Receiver for a multi-antenna, multi-band radio
US7565393B2 (en) 2005-06-29 2009-07-21 Intel Corporation Discrete time filter having gain for digital sampling receivers
US7212141B2 (en) * 2005-07-11 2007-05-01 Intel Corporation Filter with gain
US7873385B2 (en) * 2006-04-05 2011-01-18 Palm, Inc. Antenna sharing techniques
US8036683B2 (en) * 2006-10-31 2011-10-11 Hewlett-Packard Development Company, L.P. Coordination among multiple co-located radio modules
US8755747B2 (en) 2006-10-31 2014-06-17 Qualcomm Incorporated Techniques to control transmit power for a shared antenna architecture
US8260214B2 (en) * 2006-10-31 2012-09-04 Hewlett-Packard Development Company, L.P. Shared antenna architecture for multiple co-located radio modules
US8014486B2 (en) * 2008-03-27 2011-09-06 NDSSI Holdings, LLC Generating a frequency switching local oscillator signal
US8909165B2 (en) * 2009-03-09 2014-12-09 Qualcomm Incorporated Isolation techniques for multiple co-located radio modules
US9693390B2 (en) 2009-06-01 2017-06-27 Qualcomm Incorporated Techniques to manage a mobile device based on network density
WO2011047379A2 (en) * 2009-10-16 2011-04-21 Emprimus, Inc. Electromagnetic field detection systems and methods
US8976916B2 (en) 2010-09-24 2015-03-10 Electronics And Telecommunications Research Institute Apparatus and method for receiving dual band RF signals simultaneously
EP2434651B1 (en) * 2010-09-24 2017-04-26 Electronics and Telecommunications Research Institute Apparatus and method for receiving dual band RF signals simultaneously
US10477457B2 (en) 2016-11-03 2019-11-12 Samsung Electronics Co., Ltd. Apparatus and method to support ultra-wide bandwidth in fifth generation (5G) new radio
KR20180049775A (en) * 2016-11-03 2018-05-11 삼성전자주식회사 Apparatus and Method to support Ultra-wide Bandwidth in 5G New Radio
US20180167095A1 (en) * 2016-12-14 2018-06-14 GM Global Technology Operations LLC Compact 3d receiver architecture using silicon germanium thru silicon via technology
CN114401019B (en) * 2021-11-29 2023-09-12 北京无线电计量测试研究所 High-bandwidth high-sensitivity receiving front-end circuit

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US5095536A (en) * 1990-03-23 1992-03-10 Rockwell International Corporation Direct conversion receiver with tri-phase architecture
US5095533A (en) * 1990-03-23 1992-03-10 Rockwell International Corporation Automatic gain control system for a direct conversion receiver
US5179730A (en) * 1990-03-23 1993-01-12 Rockwell International Corporation Selectivity system for a direct conversion receiver
US5325401A (en) * 1992-03-13 1994-06-28 Comstream Corporation L-band tuner with quadrature downconverter for PSK data applications
JP2861631B2 (en) * 1992-05-06 1999-02-24 日本電気株式会社 FSK receiver
US5473274A (en) * 1992-09-14 1995-12-05 Nec America, Inc. Local clock generator
US5339040A (en) * 1993-07-09 1994-08-16 Rockwell International Coproration AM demodulation receiver using digital signal processor
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US6452982B1 (en) * 1999-09-10 2002-09-17 Raytheon Company Method and system for-down-converting a signal
US6778594B1 (en) * 2000-06-12 2004-08-17 Broadcom Corporation Receiver architecture employing low intermediate frequency and complex filtering

Also Published As

Publication number Publication date
WO2002015384A9 (en) 2003-03-27
US20060153284A1 (en) 2006-07-13
US20020110189A1 (en) 2002-08-15
WO2002015384A1 (en) 2002-02-21

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