DE60036670T2 - Schaltung zur Sin(x)/x-Kompensation - Google Patents
Schaltung zur Sin(x)/x-Kompensation Download PDFInfo
- Publication number
- DE60036670T2 DE60036670T2 DE60036670T DE60036670T DE60036670T2 DE 60036670 T2 DE60036670 T2 DE 60036670T2 DE 60036670 T DE60036670 T DE 60036670T DE 60036670 T DE60036670 T DE 60036670T DE 60036670 T2 DE60036670 T2 DE 60036670T2
- Authority
- DE
- Germany
- Prior art keywords
- digital
- mhz
- sin
- modulator
- input
- 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
Links
- 238000005070 sampling Methods 0.000 claims description 45
- 230000003595 spectral effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 9
- 238000012546 transfer Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 4
- 238000012937 correction Methods 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000000872 buffer Substances 0.000 description 9
- 238000013459 approach Methods 0.000 description 4
- 230000001934 delay Effects 0.000 description 4
- 230000002085 persistent effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000011045 prefiltration Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 210000002023 somite Anatomy 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
- H03M1/0626—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by filtering
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0614—Continuously compensating for, or preventing, undesired influence of physical parameters of harmonic distortion
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Television Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US382235 | 1999-08-24 | ||
| US09/382,235 US6317167B1 (en) | 1999-08-24 | 1999-08-24 | Sine x/x compensation circuitry merged with a digital modulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60036670D1 DE60036670D1 (de) | 2007-11-22 |
| DE60036670T2 true DE60036670T2 (de) | 2008-04-10 |
Family
ID=23508079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60036670T Expired - Lifetime DE60036670T2 (de) | 1999-08-24 | 2000-08-21 | Schaltung zur Sin(x)/x-Kompensation |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US6317167B1 (https=) |
| EP (1) | EP1079527B1 (https=) |
| JP (1) | JP4563561B2 (https=) |
| KR (1) | KR100663136B1 (https=) |
| CN (1) | CN1263298C (https=) |
| BR (1) | BR0003760A (https=) |
| DE (1) | DE60036670T2 (https=) |
| MX (1) | MXPA00008266A (https=) |
| MY (1) | MY121166A (https=) |
| TR (1) | TR200002458A2 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6600516B1 (en) * | 2000-04-21 | 2003-07-29 | Harris Corporation | Digital RF transmitter system employing both digital pre-correction and analog pre-correction |
| US6795587B2 (en) * | 2001-07-23 | 2004-09-21 | Micron Technology, Inc. | Image resizing using short asymmetric FIR filters |
| US7050649B2 (en) * | 2001-07-23 | 2006-05-23 | Micron Technology, Inc. | Suppression of ringing artifacts during image resizing |
| RU2207737C1 (ru) * | 2001-10-08 | 2003-06-27 | Дунаев Игорь Борисович | Способ передачи информации и преобразователь последовательности цифровых отсчетов |
| US6768434B1 (en) | 2003-05-15 | 2004-07-27 | Tektronix, Inc. | High speed x/sine(x) correction circuit |
| US8184210B2 (en) * | 2006-08-22 | 2012-05-22 | STMicroelectronics International | Digital Radio Frequency (RF) Modulator |
| WO2016008129A1 (en) * | 2014-07-17 | 2016-01-21 | Lattice Semiconductor Corporation | Frequency response compensation in digital to analog converter |
| US12063048B2 (en) * | 2021-10-28 | 2024-08-13 | Avago Technologies International Sales Pte. Limited | System for and method of digital to analog conversion frequency distortion compensation |
| CN114157274B (zh) * | 2021-11-04 | 2024-11-05 | 西安空间无线电技术研究所 | 一种灵活捷变的高准确度载波生成系统及方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62157416A (ja) * | 1985-12-27 | 1987-07-13 | Sumitomo Electric Ind Ltd | デイジタルフイルタ |
| JPS633520A (ja) * | 1986-06-23 | 1988-01-08 | Sumitomo Electric Ind Ltd | Ｐｃｍ受信機 |
| JPS63252017A (ja) | 1987-04-09 | 1988-10-19 | Toshiba Corp | Ｄａ変換器 |
| JPH0193211A (ja) | 1987-10-03 | 1989-04-12 | Sony Corp | 信号変換装置 |
| US5208596A (en) | 1992-04-10 | 1993-05-04 | Rca Thomson Licensing Corporation | DAC distortion compensation |
| US5692013A (en) * | 1995-11-07 | 1997-11-25 | Hitachi America, Ltd. | Shared resources modulator-demodulator circuits for use with quadrature amplitude modulated signals |
| US5844629A (en) * | 1996-05-30 | 1998-12-01 | Analog Devices, Inc. | Digital-to-analog video encoder with novel equalization |
| US5930301A (en) * | 1996-06-25 | 1999-07-27 | Harris Corporation | Up-conversion mechanism employing side lobe-selective pre-distortion filter and frequency replica-selecting bandpass filter respectively installed upstream and downstream of digital-to-analog converter |
-
1999
- 1999-08-24 US US09/382,235 patent/US6317167B1/en not_active Expired - Lifetime
-
2000
- 2000-08-21 EP EP00117934A patent/EP1079527B1/en not_active Expired - Lifetime
- 2000-08-21 DE DE60036670T patent/DE60036670T2/de not_active Expired - Lifetime
- 2000-08-22 JP JP2000250711A patent/JP4563561B2/ja not_active Expired - Fee Related
- 2000-08-22 MY MYPI20003856A patent/MY121166A/en unknown
- 2000-08-22 KR KR1020000048528A patent/KR100663136B1/ko not_active Expired - Fee Related
- 2000-08-23 BR BR0003760-5A patent/BR0003760A/pt not_active Application Discontinuation
- 2000-08-23 TR TR2000/02458A patent/TR200002458A2/xx unknown
- 2000-08-23 MX MXPA00008266A patent/MXPA00008266A/es active IP Right Grant
- 2000-08-24 CN CNB001260367A patent/CN1263298C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1079527A3 (en) | 2003-12-17 |
| TR200002458A2 (tr) | 2001-03-21 |
| JP4563561B2 (ja) | 2010-10-13 |
| US6317167B1 (en) | 2001-11-13 |
| CN1263298C (zh) | 2006-07-05 |
| KR100663136B1 (ko) | 2007-01-02 |
| CN1285687A (zh) | 2001-02-28 |
| MXPA00008266A (es) | 2002-07-22 |
| EP1079527A2 (en) | 2001-02-28 |
| KR20010021372A (ko) | 2001-03-15 |
| JP2001136214A (ja) | 2001-05-18 |
| BR0003760A (pt) | 2001-04-03 |
| DE60036670D1 (de) | 2007-11-22 |
| EP1079527B1 (en) | 2007-10-10 |
| MY121166A (en) | 2005-12-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8364 | No opposition during term of opposition |