AConverse: Another one bites the dust

2010-10-16T03:53:42Z

Another one bites the dust

← Older revision		Revision as of 20:53, 15 October 2010
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	\|Method of transmitting an audio signal		\|Method of transmitting an audio signal
	\|----		\|----
			\|- style="color:gray"
	\|US 5214742		\|US 5214742
	\|1-Oct-1990		\|1-Oct-1990

AConverse: expire US 5214678

2010-05-31T06:51:26Z

expire US 5214678

← Older revision		Revision as of 23:51, 30 May 2010
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	\|Method of transmitting or storing masked sub-band coded audio signals		\|Method of transmitting or storing masked sub-band coded audio signals
	\|----		\|----
			\|- style="color:gray"
	\|US 5214678		\|US 5214678
	\|31-May-1990		\|31-May-1990

AConverse at 21:16, 29 April 2010

2010-04-29T21:16:26Z

Show changes

AConverse at 20:54, 29 April 2010

2010-04-29T20:54:08Z

New page

Based on http://www.kuro5hin.org/story/2008/7/18/232618/312
which in turn is based on:
*http://www.tunequest.org/a-big-list-of-mp3-patents/20070226/
*http://www.audiompeg.com/us_patents.asp

<ref name=VCD>https://www.ip.philips.com/download_attachment/5781/Video_CD_Player_Video_CD_part_Philips_France_Telecom_IRT_Ess_Annex_A_2010apr02.pdf</ref>
<ref name=DTS>https://www.ip.philips.com/download_attachment/5992/DVD-Video_Player_-_DTS_PH_Ess_Annex_A_2010feb22.pdf</ref>

<table>
<tr><th>Number<th>Filed<th>Granted<th>Expiration<th>Name
<tr><th colspan=4>Alcatel-Lucent
<tr><td>US 5341457<td>20-Aug-1993<td>23-Aug-1994<td>20-Aug-2013<td>Perceptual coding of audio signals
<tr><td>US RE39,080<td>13-Aug-2002<td>25-Apr-2006<td>22-Sep-2014<td>Rate loop processor for perceptual encoder/decoder Reissue of 5627938 filed 22 sep 1994 granted 6 may 1997
<tr><th colspan=4>Audio MPEG, Inc.
<tr><td>US 4972484<td>21-Jul-1988<td>20-Nov-1990<td>21-Jul-2008<td>Method of transmitting or storing masked sub-band coded audio signals
<tr><td>US 5214678<td>31-May-1990<td>25-May-1993<td>31-May-2010<td>Digital transmission system using subband coding of a digital signal
<tr><td>US 5323396<td>21-Dec-1992<td>21-Jun-1994<td>24-Jun-2011<td>Digital transmission system, transmitter and receiver for use in the transmission system
<tr><td>US 5481643<td>24-Apr-1995<td>2-Jan-1996<td>24-Apr-2015<td>Transmitter, receiver and record carrier for transmitting/receiving at least a first and a second signal component
<tr><td>US 5530655<td>6-Jun-1995<td>25-Jun-1996<td>25-Jun-2013<ref name=VCD /><td>Digital sub-band transmission system with transmission of an additional signal
<tr><td>US 5539829<td>7-Jun-1995<td>23-Jul-1996<td>23-Jul-2013<td>Subband coded digital transmission system using some composite signals
<tr><td>US 5544247<td>25-Oct-1994<td>6-Aug-1996<td>25-Oct-2014<td>Transmission and reception of a first and a second main signal component
<tr><td>US 5606618<td>27-Dec-1993<td>25-Feb-1997<td>23-Jul-2013<td>Subband coded digital transmission system using some composite signals
<tr><td>US 5610985<td>21-Jan-1994<td>11-Mar-1997<td>21-Jan-2014<td>Digital 3-channel transmission of left and right stereo signals and a center signal
<tr><td>US 5740317<td>30-Aug-1995<td>14-Apr-1998<td>30-Aug-2015<td>Process for finding the overall monitoring threshold during a bit-rate-reducing source coding
<tr><td>US 5777992<td>7-Jun-1995<td>7-Jul-1998<td>24-Jun-2011<td>Decoder for decoding and encoded digital signal and a receiver comprising the decoder
<tr><td>US 5878080<td>7-Feb-1997<td>2-Mar-1999<td>7-Feb-2017<td>N-channel transmission, compatible with 2-channel transmission and 1-channel transmission
<tr><td>US 5960037<td>9-Apr-1997<td>28-Sep-1999<td>9-Apr-2017<td>Encoding of a plurality of information signals
<tr><td>US 5991715<td>31-Aug-1995<td>23-Nov-1999<td>31-Aug-2015<td>Perceptual audio signal subband coding using value classes for successive scale factor differences
<tr><td>US 6023490<td>9-Apr-1997<td>8-Feb-2000<td>9-Apr-2017<td>Selection of masked thresholds
<tr><td>US 6289308<td>8-Mar-2000<td>11-Sep-2001<td>24-Jun-2011<td>Encoded wideband digital transmission signal and record carrier recorded with such a signal
<tr><th colspan=4>Split from 6289308
<tr><td>US 7209565<td>23-Dec-2003<td>24-Apr-2007<td>24-Jun-2011<td>Decoding of an encoded wideband digital audio signal in a transmission (padding pit)
<tr><th colspan=4>Thomson
<tr><td>US 4821260<td>16-Dec-1989<td>11-Apr-1989<td>16-Dec-2007<td>Transmission system
<tr><td>US 4942607<td>3-Feb-1988<td>17-Jul-1990<td>3-Feb-2008<td>Method of transmitting an audio signal
<tr><td>US 5214742<td>1-Oct-1990<td>25-May-1993<td>1-Oct-2010<td>Method for transmitting a signal
<tr><td>US 5227990<td>17-Jan-1992<td>13-Jul-1993<td>17-Jan-2012<td>Process for transmitting and receiving a signal
<tr><td>US 5321729<td>26-Apr-1993<td>14-Jun-1994<td>26-Apr-2013<td>Method for transmitting a signal
<tr><td>US 5384811<td>24-Aug-1992<td>24-Jan-1995<td>24-Aug-2012<td>Method for the transmission of a signal
<tr><td>US 5455833<td>26-Apr-1993<td>3-Oct-1995<td>26-Apr-2013<td>Process for the detecting of errors in the transmission of frequency-coded digital signals
<tr><td>US 5559834<td>15-Apr-1994<td>24-Sep-1996<td>15-Apr-2014<td>Method of reducing crosstalk in processing of acoustic or optical signals
<tr><td>US 5579430<td>26-Jan-1995<td>26-Nov-1996<td>26-Jan-2015<td>Digital encoding process
<tr><td>US 5701346<td>12-Sep-1996<td>23-Dec-1997<td>12-Sep-2016<td>Method of coding a plurality of audio signals
<tr><td>US 5703999<td>18-Nov-1996<td>30-Dec-1997<td>18-Nov-2016<td>Process for reducing data in the transmission and/or storage of digital signals from several interdependent channels
<tr><td>US 5706309<td>2-May-1995<td>6-Jan-1998<td>2-May-2015<td>Process for transmitting and/or storing digital signals of multiple channels
<tr><td>US 5736943<td>31-May-1996<td>7-Apr-1998<td>31-May-2016<td>Method for determining the type of coding to be selected for coding at least two signals
<tr><td>US 5742735<td>25-Aug-1994<td>21-Apr-1998<td>25-Aug-2014<td>Digital adaptive transformation coding method
<tr><td>US 5812672<td>15-Dec-1994<td>22-Sep-1998<td>15-Dec-2014<td>Method for reducing data in the transmission and/or storage of digital signals of several dependent channels
<tr><td>US 5924060<td>20-Mar-1997<td>13-Jul-1999<td>20-Mar-2017<td>Digital coding process for transmission or storage of acoustical signals by transforming of scanning values into spectral coefficients
<tr><td>US 6009399<td>16-Apr-1997<td>28-Dec-1999<td>16-Apr-2017<td>Method and apparatus for encoding digital signals employing bit allocation using combinations of different threshold models to achieve desired bit rates
<tr><td>US 6185539<td>26-May-1998<td>6-Feb-2001<td>26-May-2018<td>Process of low sampling rate digital encoding of audio signals

== Notes ==
{{Reflist}}

MP3 Patents - Revision history

AConverse: Another one bites the dust

AConverse: expire US 5214678

AConverse at 21:16, 29 April 2010

AConverse at 20:54, 29 April 2010