AT162031T - Receiver for a digital broadcast signal, digital signal processing - Google Patents

Receiver for a digital broadcast signal, digital signal processing

Info

Publication number
AT162031T
AT162031T AT93116295T AT93116295T AT162031T AT 162031 T AT162031 T AT 162031T AT 93116295 T AT93116295 T AT 93116295T AT 93116295 T AT93116295 T AT 93116295T AT 162031 T AT162031 T AT 162031T
Authority
AT
Austria
Prior art keywords
digital
receiver
signal processing
signal
broadcast signal
Prior art date
Application number
AT93116295T
Other languages
German (de)
Inventor
Johannes Reis
Original Assignee
Grundig Ag
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
Priority to DE19924237692 priority Critical patent/DE4237692C1/en
Application filed by Grundig Ag filed Critical Grundig Ag
Publication of AT162031T publication Critical patent/AT162031T/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H40/00Arrangements specially adapted for receiving broadcast information
    • H04H40/18Arrangements characterised by circuits or components specially adapted for receiving
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00Networks using digital techniques
    • H03H17/08Networks for phase shifting
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/0003Software-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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/0003Software-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
    • H04B1/0007Software-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
    • H04B1/001Channel filtering, i.e. selecting a frequency channel within the SDR system
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/0003Software-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
    • H04B1/0007Software-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
    • H04B1/0017Digital filtering
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/0003Software-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
    • H04B1/0007Software-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
    • H04B1/0021Decimation, i.e. data rate reduction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/0003Software-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
    • H04B1/0028Software-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 baseband stage
    • H04B1/0039Software-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 baseband stage using DSP [Digital Signal Processor] quadrature modulation and demodulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/06Receivers
    • H04B1/16Circuits
    • H04B1/26Circuits for superheterodyne receivers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H20/00Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/53Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
    • H04H20/57Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for mobile receivers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H2201/00Aspects of broadcast communication
    • H04H2201/10Aspects of broadcast communication characterised by the type of broadcast system
    • H04H2201/20Aspects of broadcast communication characterised by the type of broadcast system digital audio broadcasting [DAB]
AT93116295T 1992-11-07 1993-10-08 Receiver for a digital broadcast signal, digital signal processing AT162031T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19924237692 DE4237692C1 (en) 1992-11-07 1992-11-07 Receiver for a digital broadcast signal

Publications (1)

Publication Number Publication Date
AT162031T true AT162031T (en) 1998-01-15

Family

ID=6472379

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93116295T AT162031T (en) 1992-11-07 1993-10-08 Receiver for a digital broadcast signal, digital signal processing

Country Status (5)

Country Link
US (1) US5493721A (en)
EP (1) EP0597255B1 (en)
AT (1) AT162031T (en)
DE (1) DE4237692C1 (en)
HK (1) HK1008161A1 (en)

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US5640698A (en) * 1995-06-06 1997-06-17 Stanford University Radio frequency signal reception using frequency shifting by discrete-time sub-sampling down-conversion
US5602847A (en) * 1995-09-27 1997-02-11 Lucent Technologies Inc. Segregated spectrum RF downconverter for digitization systems
US5754601A (en) * 1996-05-10 1998-05-19 Rockwell International Corporation Jitter circuit for reduced switching noise
US6757913B2 (en) 1996-07-15 2004-06-29 Gregory D. Knox Wireless music and data transceiver system
US5953636A (en) * 1996-10-30 1999-09-14 Lsi Logic Corporation Single-chip DBS receiver
DE19715022A1 (en) * 1997-04-11 1998-10-15 Deutsche Telekom Ag System for transmitting high-rate value-added services in terrestrial broadcasting
US6321075B1 (en) 1998-07-30 2001-11-20 Qualcomm Incorporated Hardware-efficient transceiver with delta-sigma digital-to-analog converter
US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US6049706A (en) 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
US6560301B1 (en) * 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US6091940A (en) 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
US6813485B2 (en) 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US6873836B1 (en) * 1999-03-03 2005-03-29 Parkervision, Inc. Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
US7039372B1 (en) * 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6542722B1 (en) * 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US6061551A (en) * 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US7236754B2 (en) * 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US7515896B1 (en) 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
DE69920037T2 (en) * 1998-10-21 2005-09-15 Parkervision, Inc., Jasksonville Integrated frequency conversion and selectivity with different filter representations
US6704558B1 (en) 1999-01-22 2004-03-09 Parkervision, Inc. Image-reject down-converter and embodiments thereof, such as the family radio service
US6704549B1 (en) 1999-03-03 2004-03-09 Parkvision, Inc. Multi-mode, multi-band communication system
US6879817B1 (en) * 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
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
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
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
US7082171B1 (en) * 1999-11-24 2006-07-25 Parkervision, Inc. Phase shifting applications of universal frequency translation
DE19960559A1 (en) * 1999-12-15 2001-07-05 Infineon Technologies Ag Receiving device for angle-modulated signals
US7292835B2 (en) * 2000-01-28 2007-11-06 Parkervision, Inc. Wireless and wired cable modem applications of universal frequency translation technology
EP1160978A1 (en) * 2000-05-29 2001-12-05 Sony International (Europe) GmbH Digital filter
US7010559B2 (en) * 2000-11-14 2006-03-07 Parkervision, Inc. Method and apparatus for a parallel correlator and applications thereof
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
DE10060425A1 (en) 2000-12-05 2002-06-13 Infineon Technologies Ag receiver circuit
EP1233555B1 (en) * 2001-02-16 2005-07-13 Sony International (Europe) GmbH Method for processing a received broadcast signal and a system therefore
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
FI112830B (en) * 2002-05-24 2004-01-15 Vaisala Oyj The probe system, a receiver probe system and a signal processing method sondivastaanottimessa
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
TWI280690B (en) * 2003-03-18 2007-05-01 Tdk Corp Electronic device for wireless communications and reflector device for wireless communication cards
DE102005046245A1 (en) 2005-09-28 2007-04-05 Atmel Germany Gmbh Apparatus for transferring a complex-valued bandpass signal into a digital baseband signal
US8090041B2 (en) 2006-01-20 2012-01-03 Atc Technologies Llc Systems and methods for forward link closed loop beamforming
DE102006029486A1 (en) * 2006-06-27 2008-01-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signal conditioner and method for processing a received signal
DE102006029482A1 (en) * 2006-06-27 2008-01-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Receiver and method for receiving a first usable frequency band and a second usable frequency band

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US4794341A (en) * 1985-11-05 1988-12-27 Signal Processors Limited Digital filters and demodulators
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Also Published As

Publication number Publication date
US5493721A (en) 1996-02-20
EP0597255B1 (en) 1998-01-07
DE4237692C1 (en) 1994-03-03
HK1008161A1 (en) 1999-04-30
EP0597255A1 (en) 1994-05-18

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee