GB9216659D0 - Subtractively dithered digital waveform coding system - Google Patents
Subtractively dithered digital waveform coding systemInfo
- Publication number
- GB9216659D0 GB9216659D0 GB929216659A GB9216659A GB9216659D0 GB 9216659 D0 GB9216659 D0 GB 9216659D0 GB 929216659 A GB929216659 A GB 929216659A GB 9216659 A GB9216659 A GB 9216659A GB 9216659 D0 GB9216659 D0 GB 9216659D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- coding system
- digital waveform
- waveform coding
- dithered digital
- subtractively
- 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.)
- Pending
Links
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929216659A GB9216659D0 (en) | 1992-08-05 | 1992-08-05 | Subtractively dithered digital waveform coding system |
PCT/GB1993/001644 WO1994003988A2 (en) | 1992-08-05 | 1993-08-04 | Dithered digital signal processing system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929216659A GB9216659D0 (en) | 1992-08-05 | 1992-08-05 | Subtractively dithered digital waveform coding system |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9216659D0 true GB9216659D0 (en) | 1992-09-16 |
Family
ID=10719889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB929216659A Pending GB9216659D0 (en) | 1992-08-05 | 1992-08-05 | Subtractively dithered digital waveform coding system |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB9216659D0 (en) |
WO (1) | WO1994003988A2 (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1995018523A1 (en) * | 1993-12-23 | 1995-07-06 | Philips Electronics N.V. | Method and apparatus for encoding multibit coded digital sound through subtracting adaptive dither, inserting buried channel bits and filtering, and encoding and decoding apparatus for use with this method |
US8711925B2 (en) | 2006-05-05 | 2014-04-29 | Microsoft Corporation | Flexible quantization |
GB2451474B (en) * | 2007-07-31 | 2012-03-28 | Wolfson Microelectronics Plc | word length reduction circuit |
US8750390B2 (en) | 2008-01-10 | 2014-06-10 | Microsoft Corporation | Filtering and dithering as pre-processing before encoding |
US8160132B2 (en) | 2008-02-15 | 2012-04-17 | Microsoft Corporation | Reducing key picture popping effects in video |
US8897359B2 (en) | 2008-06-03 | 2014-11-25 | Microsoft Corporation | Adaptive quantization for enhancement layer video coding |
US9571856B2 (en) | 2008-08-25 | 2017-02-14 | Microsoft Technology Licensing, Llc | Conversion operations in scalable video encoding and decoding |
GB2466674B (en) | 2009-01-06 | 2013-11-13 | Skype | Speech coding |
GB2466671B (en) | 2009-01-06 | 2013-03-27 | Skype | Speech encoding |
GB2466675B (en) | 2009-01-06 | 2013-03-06 | Skype | Speech coding |
GB2466673B (en) | 2009-01-06 | 2012-11-07 | Skype | Quantization |
US8797193B2 (en) | 2010-01-29 | 2014-08-05 | Hewlett-Packard Development Company, L.P. | Parallel test payload |
US8810443B2 (en) * | 2012-04-20 | 2014-08-19 | Linear Technology Corporation | Analog-to-digital converter system and method |
CN105723711B (en) | 2013-11-12 | 2019-05-07 | 杜比实验室特许公司 | Pre- dither method, device and storage medium in high dynamic range video coding |
US9450601B1 (en) | 2015-04-02 | 2016-09-20 | Microsoft Technology Licensing, Llc | Continuous rounding of differing bit lengths |
US10395664B2 (en) | 2016-01-26 | 2019-08-27 | Dolby Laboratories Licensing Corporation | Adaptive Quantization |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4377821A (en) * | 1981-09-24 | 1983-03-22 | Bell Telephone Laboratories, Incorporated | Arrangement for providing a flickerless ordered dither image for a video display |
US4965668A (en) * | 1989-11-09 | 1990-10-23 | The Grass Valley Group, Inc. | Adaptive rounder for video signals |
-
1992
- 1992-08-05 GB GB929216659A patent/GB9216659D0/en active Pending
-
1993
- 1993-08-04 WO PCT/GB1993/001644 patent/WO1994003988A2/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO1994003988A2 (en) | 1994-02-17 |
WO1994003988A3 (en) | 1994-03-31 |
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