CN1285688A - 一种脉码调制直流对中残留边带转换器 - Google Patents
一种脉码调制直流对中残留边带转换器 Download PDFInfo
- Publication number
- CN1285688A CN1285688A CN00126037A CN00126037A CN1285688A CN 1285688 A CN1285688 A CN 1285688A CN 00126037 A CN00126037 A CN 00126037A CN 00126037 A CN00126037 A CN 00126037A CN 1285688 A CN1285688 A CN 1285688A
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- 238000005070 sampling Methods 0.000 claims description 167
- 238000000034 method Methods 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 230000004044 response Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 2
- 230000000875 corresponding effect Effects 0.000 claims 6
- DNTFEAHNXKUSKQ-RFZPGFLSSA-N (1r,2r)-2-aminocyclopentane-1-sulfonic acid Chemical compound N[C@@H]1CCC[C@H]1S(O)(=O)=O DNTFEAHNXKUSKQ-RFZPGFLSSA-N 0.000 claims 2
- 230000002596 correlated effect Effects 0.000 claims 2
- 230000008901 benefit Effects 0.000 description 8
- 238000011144 upstream manufacturing Methods 0.000 description 8
- 238000010606 normalization Methods 0.000 description 5
- 230000003595 spectral effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 241000239290 Araneae Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/04—Modulator circuits; Transmitter circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Amplitude Modulation (AREA)
Abstract
Description
采样周期 | 1 | 2 | 3 | 4 | 5 | …… |
输出324 | R | -I | -R | I | R | …… |
输出326 | -I | -R | I | R | -I | …… |
采样周期 | 1 | 2 | 3 | 4 | 5 | …… |
输出328 | R | -R | -R | R | R | …… |
输出330 | -I | -I | I | I | -I | …… |
e±j2nπ/3 | 1,-0.5+(±j*0.866),-0.5-±j*0.866) |
e±j2nπ/2 | 1,+±j,-1,-±j |
e±j2nπ/3 | 1,0.5+(±j*0.866),-0.5+(j*0.866),-1,-0.5-(j*0.866,0.5-(j*0.866), |
e±j2nπ/4 | 1,0.707+(±j*0.707),-(±j),-0.707+(±j*0.707),-1,-0.707-(±j*0.707),-(±j),0.707-(±j*0.707) |
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/382,232 US6229464B1 (en) | 1999-08-24 | 1999-08-24 | Pulse code modulated to DC centered VSB converter |
US09/382232 | 1999-08-24 | ||
US09/382,232 | 1999-08-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1285688A true CN1285688A (zh) | 2001-02-28 |
CN1193608C CN1193608C (zh) | 2005-03-16 |
Family
ID=23508064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001260375A Expired - Lifetime CN1193608C (zh) | 1999-08-24 | 2000-08-24 | 一种脉码调制直流对中残留边带转换器 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6229464B1 (zh) |
EP (1) | EP1079575A3 (zh) |
JP (1) | JP4743943B2 (zh) |
KR (1) | KR100792589B1 (zh) |
CN (1) | CN1193608C (zh) |
BR (1) | BR0003750A (zh) |
MX (1) | MXPA00008269A (zh) |
MY (1) | MY120398A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107979354A (zh) * | 2016-10-25 | 2018-05-01 | 三星电子株式会社 | 用于采样率转换的多相设备及其制造方法和测试方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003298424A (ja) * | 2002-04-05 | 2003-10-17 | Matsushita Electric Ind Co Ltd | 信号処理装置およびd/a変換器 |
KR100499480B1 (ko) * | 2002-10-31 | 2005-07-05 | 엘지전자 주식회사 | Vsb 수신 시스템에서의 반송파 복구 장치 |
EP2643772A1 (en) * | 2010-11-24 | 2013-10-02 | Van Megehelen & Tilanus B.V. | Method and system for compiling a unique sample code for an existing digital sample |
US20180284735A1 (en) * | 2016-05-09 | 2018-10-04 | StrongForce IoT Portfolio 2016, LLC | Methods and systems for industrial internet of things data collection in a network sensitive upstream oil and gas environment |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL168099C (nl) * | 1974-09-12 | 1982-02-16 | Philips Nv | Modulatie- en filterinrichting voor digitale signalen. |
US4140925A (en) * | 1977-07-15 | 1979-02-20 | Northern Telecom Limited | Automatic d-c offset cancellation in PCM encoders |
IT1215464B (it) * | 1987-05-07 | 1990-02-14 | Sgs Microelettronica Spa | Circuito per la conversione pcm di un segnale analogico, con miglioramento del gain-tracking. |
US4973977A (en) * | 1988-11-29 | 1990-11-27 | Comlux | Digital to amplitude modulated analog converter |
US5764701A (en) | 1996-03-04 | 1998-06-09 | Zenith Electronics Corporation | VSB modulator |
US5801595A (en) * | 1997-01-10 | 1998-09-01 | Harris Corporation | Device and method for digital vestigial sideband modulation |
-
1999
- 1999-08-24 US US09/382,232 patent/US6229464B1/en not_active Expired - Lifetime
-
2000
- 2000-08-22 EP EP00117991A patent/EP1079575A3/en not_active Withdrawn
- 2000-08-22 JP JP2000251561A patent/JP4743943B2/ja not_active Expired - Fee Related
- 2000-08-22 MY MYPI20003860A patent/MY120398A/en unknown
- 2000-08-22 KR KR1020000048537A patent/KR100792589B1/ko active IP Right Grant
- 2000-08-22 BR BR0003750-8A patent/BR0003750A/pt not_active IP Right Cessation
- 2000-08-23 MX MXPA00008269A patent/MXPA00008269A/es active IP Right Grant
- 2000-08-24 CN CNB001260375A patent/CN1193608C/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107979354A (zh) * | 2016-10-25 | 2018-05-01 | 三星电子株式会社 | 用于采样率转换的多相设备及其制造方法和测试方法 |
CN107979354B (zh) * | 2016-10-25 | 2023-08-25 | 三星电子株式会社 | 用于采样率转换的多相设备及其制造方法和测试方法 |
Also Published As
Publication number | Publication date |
---|---|
JP4743943B2 (ja) | 2011-08-10 |
MY120398A (en) | 2005-10-31 |
MXPA00008269A (es) | 2002-07-22 |
KR100792589B1 (ko) | 2008-01-09 |
EP1079575A2 (en) | 2001-02-28 |
US6229464B1 (en) | 2001-05-08 |
KR20010021373A (ko) | 2001-03-15 |
CN1193608C (zh) | 2005-03-16 |
BR0003750A (pt) | 2001-04-03 |
JP2001111637A (ja) | 2001-04-20 |
EP1079575A3 (en) | 2003-12-10 |
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C06 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder |
Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING S.A. Address before: France Bologne J Dicks Patentee before: THOMSON LICENSING S.A. |
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CP02 | Change in the address of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190130 Address after: Paris France Patentee after: International Digital Madison Patent Holding Co. Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING Effective date of registration: 20190130 Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING S.A. |
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Granted publication date: 20050316 |
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CX01 | Expiry of patent term |