JP2016518800A5 - - Google Patents
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- Publication number
- JP2016518800A5 JP2016518800A5 JP2016514420A JP2016514420A JP2016518800A5 JP 2016518800 A5 JP2016518800 A5 JP 2016518800A5 JP 2016514420 A JP2016514420 A JP 2016514420A JP 2016514420 A JP2016514420 A JP 2016514420A JP 2016518800 A5 JP2016518800 A5 JP 2016518800A5
- Authority
- JP
- Japan
- Prior art keywords
- input signal
- signal
- representation
- amplifier
- envelope tracking
- 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
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1309235.8 | 2013-05-22 | ||
| GBGB1309235.8A GB201309235D0 (en) | 2013-05-22 | 2013-05-22 | Transfer function regulation |
| PCT/EP2014/060583 WO2014187920A1 (en) | 2013-05-22 | 2014-05-22 | Transfer function regulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2016518800A JP2016518800A (ja) | 2016-06-23 |
| JP2016518800A5 true JP2016518800A5 (enExample) | 2017-06-15 |
Family
ID=48747170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016514420A Pending JP2016518800A (ja) | 2013-05-22 | 2014-05-22 | 伝達関数調節 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US9793858B2 (enExample) |
| EP (1) | EP3000174A1 (enExample) |
| JP (1) | JP2016518800A (enExample) |
| KR (1) | KR20160013078A (enExample) |
| CN (1) | CN105229919B (enExample) |
| BR (1) | BR112015029178A2 (enExample) |
| GB (1) | GB201309235D0 (enExample) |
| MX (1) | MX350424B (enExample) |
| WO (1) | WO2014187920A1 (enExample) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10158330B1 (en) | 2017-07-17 | 2018-12-18 | Qorvo Us, Inc. | Multi-mode envelope tracking amplifier circuit |
| US10944365B2 (en) | 2018-06-28 | 2021-03-09 | Qorvo Us, Inc. | Envelope tracking amplifier circuit |
| US11088618B2 (en) | 2018-09-05 | 2021-08-10 | Qorvo Us, Inc. | PWM DC-DC converter with linear voltage regulator for DC assist |
| US10911001B2 (en) | 2018-10-02 | 2021-02-02 | Qorvo Us, Inc. | Envelope tracking amplifier circuit |
| US10938351B2 (en) | 2018-10-31 | 2021-03-02 | Qorvo Us, Inc. | Envelope tracking system |
| US11018638B2 (en) | 2018-10-31 | 2021-05-25 | Qorvo Us, Inc. | Multimode envelope tracking circuit and related apparatus |
| US10985702B2 (en) | 2018-10-31 | 2021-04-20 | Qorvo Us, Inc. | Envelope tracking system |
| US11031909B2 (en) | 2018-12-04 | 2021-06-08 | Qorvo Us, Inc. | Group delay optimization circuit and related apparatus |
| US11082007B2 (en) | 2018-12-19 | 2021-08-03 | Qorvo Us, Inc. | Envelope tracking integrated circuit and related apparatus |
| US11146213B2 (en) | 2019-01-15 | 2021-10-12 | Qorvo Us, Inc. | Multi-radio access technology envelope tracking amplifier apparatus |
| US11025458B2 (en) * | 2019-02-07 | 2021-06-01 | Qorvo Us, Inc. | Adaptive frequency equalizer for wide modulation bandwidth envelope tracking |
| US10998859B2 (en) | 2019-02-07 | 2021-05-04 | Qorvo Us, Inc. | Dual-input envelope tracking integrated circuit and related apparatus |
| US11233481B2 (en) | 2019-02-18 | 2022-01-25 | Qorvo Us, Inc. | Modulated power apparatus |
| US11374482B2 (en) | 2019-04-02 | 2022-06-28 | Qorvo Us, Inc. | Dual-modulation power management circuit |
| US11082009B2 (en) | 2019-04-12 | 2021-08-03 | Qorvo Us, Inc. | Envelope tracking power amplifier apparatus |
| US11018627B2 (en) | 2019-04-17 | 2021-05-25 | Qorvo Us, Inc. | Multi-bandwidth envelope tracking integrated circuit and related apparatus |
| US11424719B2 (en) | 2019-04-18 | 2022-08-23 | Qorvo Us, Inc. | Multi-bandwidth envelope tracking integrated circuit |
| US11031911B2 (en) | 2019-05-02 | 2021-06-08 | Qorvo Us, Inc. | Envelope tracking integrated circuit and related apparatus |
| US11349436B2 (en) | 2019-05-30 | 2022-05-31 | Qorvo Us, Inc. | Envelope tracking integrated circuit |
| US11539289B2 (en) | 2019-08-02 | 2022-12-27 | Qorvo Us, Inc. | Multi-level charge pump circuit |
| US11309922B2 (en) | 2019-12-13 | 2022-04-19 | Qorvo Us, Inc. | Multi-mode power management integrated circuit in a small formfactor wireless apparatus |
| US11349513B2 (en) | 2019-12-20 | 2022-05-31 | Qorvo Us, Inc. | Envelope tracking system |
| US11539330B2 (en) | 2020-01-17 | 2022-12-27 | Qorvo Us, Inc. | Envelope tracking integrated circuit supporting multiple types of power amplifiers |
| US11716057B2 (en) | 2020-01-28 | 2023-08-01 | Qorvo Us, Inc. | Envelope tracking circuitry |
| US11728774B2 (en) | 2020-02-26 | 2023-08-15 | Qorvo Us, Inc. | Average power tracking power management integrated circuit |
| US11196392B2 (en) | 2020-03-30 | 2021-12-07 | Qorvo Us, Inc. | Device and device protection system |
| US11588449B2 (en) | 2020-09-25 | 2023-02-21 | Qorvo Us, Inc. | Envelope tracking power amplifier apparatus |
| US11728796B2 (en) | 2020-10-14 | 2023-08-15 | Qorvo Us, Inc. | Inverted group delay circuit |
| US11909385B2 (en) | 2020-10-19 | 2024-02-20 | Qorvo Us, Inc. | Fast-switching power management circuit and related apparatus |
| WO2022119626A1 (en) | 2020-12-04 | 2022-06-09 | Qorvo Us, Inc. | Power management integrated circuit |
| EP4268364B1 (en) | 2020-12-22 | 2024-11-27 | Qorvo US, Inc. | Power management apparatus operable with multiple configurations |
| US12267046B2 (en) | 2021-02-15 | 2025-04-01 | Qorvo Us, Inc. | Power amplifier system |
| US12068720B2 (en) | 2021-02-26 | 2024-08-20 | Qorvo Us, Inc. | Barely Doherty dual envelope tracking (BD2E) circuit |
| US12212286B2 (en) | 2021-03-05 | 2025-01-28 | Qorvo Us, Inc. | Complementary envelope detector |
| US12126305B2 (en) | 2021-05-27 | 2024-10-22 | Qorvo Us, Inc. | Radio frequency (RF) equalizer in an envelope tracking (ET) circuit |
| US12063018B2 (en) | 2021-06-10 | 2024-08-13 | Qorvo Us, Inc. | Envelope tracking integrated circuit operable with multiple types of power amplifiers |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07118617B2 (ja) * | 1990-07-19 | 1995-12-18 | 沖電気工業株式会社 | 電力増幅装置及び送信装置 |
| GB2370435A (en) | 2000-12-22 | 2002-06-26 | Nokia Mobile Phones Ltd | A polar loop transmitter for a mobile phone |
| US7805115B1 (en) * | 2003-06-02 | 2010-09-28 | Analog Devices, Inc. | Variable filter systems and methods for enhanced data rate communication systems |
| US7706467B2 (en) * | 2004-12-17 | 2010-04-27 | Andrew Llc | Transmitter with an envelope tracking power amplifier utilizing digital predistortion of the signal envelope |
| CN101090382B (zh) * | 2006-06-04 | 2012-04-25 | 三星电机株式会社 | 用于线性极化发射器的系统、方法和设备 |
| US7518445B2 (en) | 2006-06-04 | 2009-04-14 | Samsung Electro-Mechanics Company, Ltd. | Systems, methods, and apparatuses for linear envelope elimination and restoration transmitters |
| US7783269B2 (en) * | 2007-09-20 | 2010-08-24 | Quantance, Inc. | Power amplifier controller with polar transmitter |
| CN101247153B (zh) * | 2008-03-13 | 2011-11-30 | 中兴通讯股份有限公司 | 一种提升功放效率的方法及其数字预失真宽带发信机 |
| JP2011228999A (ja) * | 2010-04-21 | 2011-11-10 | Sumitomo Electric Ind Ltd | 増幅回路及び無線通信装置 |
| US9106188B2 (en) * | 2010-12-20 | 2015-08-11 | Nec Corporation | Amplifying device and method for controlling the same |
| KR101772789B1 (ko) * | 2011-02-07 | 2017-08-29 | 스카이워크스 솔루션즈, 인코포레이티드 | 엔빌로프 트랙커들을 캘리브레이팅하기 위한 장치 및 방법 |
| GB2489040B (en) * | 2011-03-17 | 2018-04-04 | Snaptrack Inc | Timing alignment for power amplifier |
| JP5638132B2 (ja) * | 2011-06-03 | 2014-12-10 | 京セラ株式会社 | 送信機および信号処理方法 |
| CN102723915B (zh) | 2012-07-06 | 2016-02-24 | 厦门大学 | 一种适合硬件实现的查询表数字预失真方法和装置 |
-
2013
- 2013-05-22 GB GBGB1309235.8A patent/GB201309235D0/en not_active Ceased
-
2014
- 2014-05-22 KR KR1020157035640A patent/KR20160013078A/ko not_active Withdrawn
- 2014-05-22 MX MX2015016027A patent/MX350424B/es active IP Right Grant
- 2014-05-22 JP JP2016514420A patent/JP2016518800A/ja active Pending
- 2014-05-22 WO PCT/EP2014/060583 patent/WO2014187920A1/en not_active Ceased
- 2014-05-22 CN CN201480028789.XA patent/CN105229919B/zh active Active
- 2014-05-22 BR BR112015029178A patent/BR112015029178A2/pt not_active Application Discontinuation
- 2014-05-22 US US14/892,517 patent/US9793858B2/en active Active
- 2014-05-22 EP EP14730445.5A patent/EP3000174A1/en not_active Ceased
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