DE69531988D1 - Entzerrungsverfahren für am verträglichen digital rundfunkempfänger - Google Patents

Entzerrungsverfahren für am verträglichen digital rundfunkempfänger

Info

Publication number
DE69531988D1
DE69531988D1 DE69531988T DE69531988T DE69531988D1 DE 69531988 D1 DE69531988 D1 DE 69531988D1 DE 69531988 T DE69531988 T DE 69531988T DE 69531988 T DE69531988 T DE 69531988T DE 69531988 D1 DE69531988 D1 DE 69531988D1
Authority
DE
Germany
Prior art keywords
descenting
digital broadcast
broadcast receiver
compatible digital
compatible
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
DE69531988T
Other languages
English (en)
Other versions
DE69531988T2 (de
Inventor
J Dapper
J Geile
W Carlin
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.)
Ibiquity Digital Corp
Original Assignee
Ibiquity Digital Corp
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 Ibiquity Digital Corp filed Critical Ibiquity Digital Corp
Publication of DE69531988D1 publication Critical patent/DE69531988D1/de
Application granted granted Critical
Publication of DE69531988T2 publication Critical patent/DE69531988T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H40/00—Arrangements specially adapted for receiving broadcast information
    • H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
    • H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/10—Aspects of broadcast communication characterised by the type of broadcast system
    • H04H2201/18—Aspects of broadcast communication characterised by the type of broadcast system in band on channel [IBOC]
    • H04H2201/186—AM digital or hybrid
DE69531988T 1995-01-23 1995-12-12 Entzerrungsverfahren für am verträglichen digital rundfunkempfänger Expired - Lifetime DE69531988T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/376,986 US5559830A (en) 1995-01-23 1995-01-23 Equalization system for AM compatible digital receiver
US376986 1995-01-23
PCT/US1995/016027 WO1996023374A1 (en) 1995-01-23 1995-12-12 Joint equalization system for am compatible digital receiver

Publications (2)

Publication Number Publication Date
DE69531988D1 true DE69531988D1 (de) 2003-11-27
DE69531988T2 DE69531988T2 (de) 2004-09-09

Family

ID=23487307

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69531988T Expired - Lifetime DE69531988T2 (de) 1995-01-23 1995-12-12 Entzerrungsverfahren für am verträglichen digital rundfunkempfänger

Country Status (5)

Country Link
US (1) US5559830A (de)
EP (1) EP0752177B1 (de)
DE (1) DE69531988T2 (de)
TW (1) TW282600B (de)
WO (1) WO1996023374A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5949796A (en) 1996-06-19 1999-09-07 Kumar; Derek D. In-band on-channel digital broadcasting method and system
US6757913B2 (en) 1996-07-15 2004-06-29 Gregory D. Knox Wireless music and data transceiver system
FR2754125B1 (fr) * 1996-09-30 2004-07-09 Sc Reprosol Dispositif et procede d'egalisation vectorielle d'un signal ofdm
US6128334A (en) * 1997-02-21 2000-10-03 Usa Digital Radio, Inc. Receiver addressable AM compatible digital broadcast system
US6005894A (en) * 1997-04-04 1999-12-21 Kumar; Derek D. AM-compatible digital broadcasting method and system
US6452977B1 (en) 1998-09-15 2002-09-17 Ibiquity Digital Corporation Method and apparatus for AM compatible digital broadcasting
US6292511B1 (en) * 1998-10-02 2001-09-18 Usa Digital Radio Partners, Lp Method for equalization of complementary carriers in an AM compatible digital audio broadcast system
US6295317B1 (en) 1998-10-02 2001-09-25 Usa Digital Radio Partners, Lp Method and apparatus for demodulating and equalizing an AM compatible digital audio broadcast signal
US6590944B1 (en) 1999-02-24 2003-07-08 Ibiquity Digital Corporation Audio blend method and apparatus for AM and FM in band on channel digital audio broadcasting
US6556639B1 (en) 1999-06-24 2003-04-29 Ibiquity Digital Corporation Method and apparatus for determining transmission mode and synchronization for a digital audio broadcasting signal
US6400758B1 (en) 1999-06-24 2002-06-04 Ibiquity Digital Corporation Method and apparatus for training sequence identification in an AM compatible digital audio broadcasting system
US6532258B1 (en) 1999-06-24 2003-03-11 Ibiquity Digital Corporation Method for estimating signal-to-noise ratio of digital carriers in an AM compatible digital audio broadcasting system
US6968170B2 (en) * 2002-07-16 2005-11-22 Narad Networks, Inc. Adaptive correction of a received signal frequency response tilt
US7321550B2 (en) * 2004-02-17 2008-01-22 Industrial Technology Research Institute Method of equalization in an OFDM system
US7697620B2 (en) * 2005-11-14 2010-04-13 Ibiquity Digital Corporation Equalizer for AM in-band on-channel radio receivers
US9191256B2 (en) 2012-12-03 2015-11-17 Digital PowerRadio, LLC Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems
US8948272B2 (en) 2012-12-03 2015-02-03 Digital PowerRadio, LLC Joint source-channel decoding with source sequence augmentation
US8595590B1 (en) 2012-12-03 2013-11-26 Digital PowerRadio, LLC Systems and methods for encoding and decoding of check-irregular non-systematic IRA codes

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425642A (en) * 1982-01-08 1984-01-10 Applied Spectrum Technologies, Inc. Simultaneous transmission of two information signals within a band-limited communications channel
US4550415A (en) * 1983-11-16 1985-10-29 At&T Bell Laboratories Fractionally spaced equalization using nyquist-rate coefficient updating
US4688255A (en) * 1984-05-29 1987-08-18 Kahn Leonard R Compatible AM broadcast/data transmisison system
US4843583A (en) * 1985-10-15 1989-06-27 Rockwell International Corporation Nonlinear adaptive filter
IT1188626B (it) * 1986-03-25 1988-01-20 Gte Telecom Spa Metodo e dispositivo di equalizzazione adattiva cieca
JPH0687541B2 (ja) * 1989-06-22 1994-11-02 シャープ株式会社 直交振幅変調波復調器
US5175747A (en) * 1989-10-31 1992-12-29 Mitsubishi Denki Kabushiki Kaisha Equalizer
US5119401A (en) * 1989-11-17 1992-06-02 Nec Corporation Decision feedback equalizer including forward part whose signal reference point is shiftable depending on channel response
JPH03203416A (ja) * 1989-12-29 1991-09-05 Sharp Corp 自動等化器及び直交振幅変調波復調器
JPH04259111A (ja) * 1991-02-13 1992-09-14 Oki Electric Ind Co Ltd 適応等化器
US5278826A (en) * 1991-04-11 1994-01-11 Usa Digital Radio Method and apparatus for digital audio broadcasting and reception
US5243624A (en) * 1991-07-26 1993-09-07 General Instrument Corporation Method and apparatus for updating coefficients in a complex adaptive equalizer
US5268930A (en) * 1991-12-19 1993-12-07 Novatel Communications Ltd. Decision feedback equalizer
US5448590A (en) * 1993-03-23 1995-09-05 At&T Corp. Equalization technique for compensating for degradation to the transmission of digitally modulated signals

Also Published As

Publication number Publication date
WO1996023374A1 (en) 1996-08-01
DE69531988T2 (de) 2004-09-09
TW282600B (de) 1996-08-01
EP0752177A1 (de) 1997-01-08
US5559830A (en) 1996-09-24
EP0752177B1 (de) 2003-10-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition