JP2003347945A5 - - Google Patents
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- Publication number
- JP2003347945A5 JP2003347945A5 JP2003125431A JP2003125431A JP2003347945A5 JP 2003347945 A5 JP2003347945 A5 JP 2003347945A5 JP 2003125431 A JP2003125431 A JP 2003125431A JP 2003125431 A JP2003125431 A JP 2003125431A JP 2003347945 A5 JP2003347945 A5 JP 2003347945A5
- Authority
- JP
- Japan
- 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
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Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/135918 | 2002-04-29 | ||
| US10/135,918 US7095799B2 (en) | 2002-04-29 | 2002-04-29 | Systems and methods for providing baseband-derived predistortion to increase efficiency of transmitters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003347945A JP2003347945A (ja) | 2003-12-05 |
| JP2003347945A5 true JP2003347945A5 (ja) | 2006-06-29 |
Family
ID=29215661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003125431A Pending JP2003347945A (ja) | 2002-04-29 | 2003-04-30 | ベースバンドから導き出されるプレディストーションを組み込む送信機及び送信方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7095799B2 (ja) |
| EP (1) | EP1359719A3 (ja) |
| JP (1) | JP2003347945A (ja) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9137035B2 (en) | 2002-05-09 | 2015-09-15 | Netstreams Llc | Legacy converter and controller for an audio video distribution system |
| DE102004019366B4 (de) * | 2004-04-21 | 2006-05-04 | Infineon Technologies Ag | Schaltungsanordnung für einen breitbandigen Mischer mit Vorverzerrung und hoher Linearität und Verfahren zum breitbandigen Mischen |
| CN101129039A (zh) * | 2005-02-24 | 2008-02-20 | 艾利森电话股份有限公司 | Iq调制器预失真 |
| KR100720743B1 (ko) | 2006-11-22 | 2007-05-23 | 주식회사 프리웍스 | 디지털 전치 왜곡을 이용한 디지털 광중계 시스템 및 그방법 |
| US9217653B2 (en) * | 2007-09-13 | 2015-12-22 | Rosemount Inc. | High performance architecture for process transmitters |
| US8391352B2 (en) * | 2008-05-13 | 2013-03-05 | Integre Technologies, Inc. | Low-cost ATSC-receiver-compatible digital TV modulator |
| JP2010213243A (ja) * | 2009-03-12 | 2010-09-24 | Ntt Docomo Inc | 無線通信システムの無線局で使用される制御装置及び制御方法 |
| US8351543B2 (en) * | 2009-12-21 | 2013-01-08 | Ubidyne, Inc. | Active antenna array with modulator-based pre-distortion |
| US8570920B2 (en) * | 2010-09-30 | 2013-10-29 | Aviat U.S., Inc. | Systems and methods for combining signals from multiple active wireless receivers |
| US8593206B2 (en) | 2011-04-12 | 2013-11-26 | Taiwan Semiconductor Manufacturing Company, Ltd. | Up-conversion mixer having a reduced third order harmonic |
| CN103999386A (zh) * | 2011-11-29 | 2014-08-20 | 爱立信(中国)通信有限公司 | 用于监视性能的方法和装置以及远程无线单元 |
| US8907830B2 (en) * | 2013-03-14 | 2014-12-09 | Intel Mobile Communications GmbH | Digital-to-analog converter comprising slow converter section and fast converter section |
| KR20170118913A (ko) * | 2016-01-19 | 2017-10-25 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 오차 보상 직접 디지털 변조 장치 |
| US11237247B2 (en) | 2020-06-05 | 2022-02-01 | Apple Inc. | Transceiver system with quantization noise mitigation |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100251561B1 (ko) * | 1997-06-19 | 2000-04-15 | 윤종용 | 디지털통신시스템의송신기선형화장치및방법 |
| US6724832B1 (en) * | 1999-01-29 | 2004-04-20 | Adc Broadband Wireless Group, Inc. | Vestigial sideband generator particularly for digital television |
| DE69933243T2 (de) | 1999-07-28 | 2007-04-12 | Fujitsu Ltd., Kawasaki | Funkgerät mit verzerrungskompensation |
| US6693974B2 (en) * | 1999-08-05 | 2004-02-17 | Samsung Electronics Co., Ltd. | Adaptive digital pre-distortion circuit using adjacent channel power profile and method of operation |
| DE10012538C1 (de) * | 2000-03-15 | 2001-09-20 | Fraunhofer Ges Forschung | Digitaler I/Q-Modulator mit Vorverzerrung |
| JP2002043862A (ja) * | 2000-07-26 | 2002-02-08 | Yrp Kokino Idotai Tsushin Kenkyusho:Kk | プリディストーション回路 |
| US6785342B1 (en) * | 2000-11-06 | 2004-08-31 | Wideband Semiconductors, Inc. | Nonlinear pre-distortion modulator and long loop control |
| WO2002050997A1 (fr) * | 2000-12-04 | 2002-06-27 | Matsushita Electric Industrial Co., Ltd. | Amplificateur a correction precursive, appareil de communication, procede d'amplification a correction precursive, programme et procede |
| US7313199B2 (en) * | 2002-03-21 | 2007-12-25 | Hypres, Inc. | Power amplifier linearization |
-
2002
- 2002-04-29 US US10/135,918 patent/US7095799B2/en active Active
- 2002-10-17 EP EP02023308A patent/EP1359719A3/en not_active Withdrawn
-
2003
- 2003-04-30 JP JP2003125431A patent/JP2003347945A/ja active Pending