CN102792595B - 射频电路 - Google Patents
射频电路 Download PDFInfo
- Publication number
- CN102792595B CN102792595B CN201080041986.7A CN201080041986A CN102792595B CN 102792595 B CN102792595 B CN 102792595B CN 201080041986 A CN201080041986 A CN 201080041986A CN 102792595 B CN102792595 B CN 102792595B
- Authority
- CN
- China
- Prior art keywords
- digital
- switch
- capacitor
- output
- circuit
- 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 - Fee Related
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 229
- 238000000034 method Methods 0.000 claims abstract description 48
- 230000008569 process Effects 0.000 claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 230000007704 transition Effects 0.000 claims description 37
- 238000004891 communication Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 38
- 229910002056 binary alloy Inorganic materials 0.000 description 16
- 230000004044 response Effects 0.000 description 14
- 238000004088 simulation Methods 0.000 description 10
- 230000005669 field effect Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000010363 phase shift Effects 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001960 triggered effect Effects 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
- H03M1/66—Digital/analogue converters
- H03M1/74—Simultaneous conversion
- H03M1/76—Simultaneous conversion using switching tree
- H03M1/765—Simultaneous conversion using switching tree using a single level of switches which are controlled by unary decoded digital signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/36—Modulator circuits; Transmitter circuits
- H04L27/362—Modulation using more than one carrier, e.g. with quadrature carriers, separately amplitude modulated
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/38—Demodulator circuits; Receiver circuits
- H04L27/3818—Demodulator circuits; Receiver circuits using coherent demodulation, i.e. using one or more nominally phase synchronous carriers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/564,810 | 2009-09-22 | ||
US12/564,810 US8238845B2 (en) | 2009-09-22 | 2009-09-22 | Radio frequency circuit |
PCT/US2010/049184 WO2011037823A1 (en) | 2009-09-22 | 2010-09-16 | Radio frequency circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102792595A CN102792595A (zh) | 2012-11-21 |
CN102792595B true CN102792595B (zh) | 2015-11-25 |
Family
ID=43756606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080041986.7A Expired - Fee Related CN102792595B (zh) | 2009-09-22 | 2010-09-16 | 射频电路 |
Country Status (4)
Country | Link |
---|---|
US (3) | US8238845B2 (zh) |
EP (1) | EP2465204A4 (zh) |
CN (1) | CN102792595B (zh) |
WO (1) | WO2011037823A1 (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8498542B2 (en) * | 2010-01-21 | 2013-07-30 | Ciena Corporation | Multi-channel optical transceiver with offset quadrature amplitude modulation |
US8836559B2 (en) * | 2012-11-29 | 2014-09-16 | Intel Mobile Communications GmbH | Capacitive digital to analog converter |
US8847806B2 (en) | 2012-11-29 | 2014-09-30 | Intel Mobile Communications GmbH | Digital to analog converter comprising mixer |
US8674867B1 (en) | 2012-11-29 | 2014-03-18 | Intel Mobile Communications GmbH | Capacitive radio-frequency digital-to-analog converter with a switched load |
US8854242B1 (en) * | 2013-03-15 | 2014-10-07 | Intel Mobile Communications GmbH | Radio frequency digital to analog converter |
WO2015123306A1 (en) | 2014-02-11 | 2015-08-20 | University Of Washington | Apparatuses, systems, and methods for communicating using mimo and spread spectrum coding in backscatter of ambient signals |
US10079616B2 (en) | 2014-12-19 | 2018-09-18 | University Of Washington | Devices and methods for backscatter communication using one or more wireless communication protocols including bluetooth low energy examples |
BR112016030693A2 (pt) * | 2015-02-24 | 2018-07-17 | Huawei Tech Co Ltd | misturador e método para gerar um sinal de saída a partir de um sinal de entrada |
WO2017027847A1 (en) | 2015-08-12 | 2017-02-16 | University Of Washington | Backscatter devices and network systems incorporating backscatter devices |
CN109073573A (zh) * | 2016-04-04 | 2018-12-21 | 华盛顿大学 | 提供包含ofdm包的经反向散射信号的反向散射装置及系统 |
CN106384144B (zh) * | 2016-10-11 | 2019-01-22 | 卓捷创芯科技(深圳)有限公司 | 一种通过比较器产生脉冲的半双工rfid振荡维持电路 |
US10812130B2 (en) | 2016-10-18 | 2020-10-20 | University Of Washington | Backscatter systems, devices, and techniques utilizing CSS modulation and/or higher order harmonic cancellation |
EP3607429A4 (en) | 2017-04-06 | 2021-01-06 | The University of Washington | IMAGE AND / OR VIDEO TRANSFER USING BACK SCREENING DEVICES |
CN112015110B (zh) * | 2019-05-28 | 2024-03-29 | 杭州瑞彼加医疗科技有限公司 | 一种开关阵列的控制装置 |
CN111404371B (zh) * | 2020-02-24 | 2022-12-06 | 重庆大学 | 一种面向感性负载的高速电源系统 |
US20230054368A1 (en) * | 2021-08-23 | 2023-02-23 | Fermi Research Alliance, Llc | Window-Integrated Charge-Mode Digital-to-Analog Converter for Arbitrary Waveform Generator |
US11955965B1 (en) * | 2022-05-27 | 2024-04-09 | Intel Corporation | Technologies for a high-voltage transmission gate |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2785263Y (zh) * | 2005-03-04 | 2006-05-31 | 中国科学院长春光学精密机械与物理研究所 | 增益自动可调式智能数/模转换器 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4223000C2 (de) * | 1992-07-13 | 1995-04-27 | Siemens Ag | Digital-Analog-Wandler mit gewichtetem kapazitiven Wandlernetzwerk |
US6420988B1 (en) * | 1998-12-03 | 2002-07-16 | Semiconductor Energy Laboratory Co., Ltd. | Digital analog converter and electronic device using the same |
US6486812B1 (en) * | 1999-08-16 | 2002-11-26 | Semiconductor Energy Laboratory Co., Ltd. | D/A conversion circuit having n switches, n capacitors and a coupling capacitor |
US6968167B1 (en) | 1999-10-21 | 2005-11-22 | Broadcom Corporation | Adaptive radio transceiver with calibration |
US7299006B1 (en) | 1999-10-21 | 2007-11-20 | Broadcom Corporation | Adaptive radio transceiver |
JP3544506B2 (ja) * | 2000-03-24 | 2004-07-21 | 埼玉日本電気株式会社 | 自動利得制御装置 |
US7010278B2 (en) * | 2002-10-25 | 2006-03-07 | Freescale Semiconductor, Inc. | Sideband suppression method and apparatus for quadrature modulator using magnitude measurements |
GB2425416B (en) * | 2005-04-19 | 2009-10-14 | Wolfson Microelectronics Plc | Improved switched capacitor DAC |
US7599676B2 (en) * | 2007-01-31 | 2009-10-06 | Silicon Laboratories, Inc. | Power consumption reduction techniques for an RF receiver implementing a mixing DAC architecture |
TWI366182B (en) * | 2007-02-16 | 2012-06-11 | Chimei Innolux Corp | System for displaying image and digital-to-analog converting method |
US7889751B2 (en) * | 2007-03-06 | 2011-02-15 | Sudhir Aggarwal | Low power wireless communication system |
JP4850786B2 (ja) | 2007-06-15 | 2012-01-11 | ルネサスエレクトロニクス株式会社 | 送受信機 |
GB2452521B (en) * | 2007-09-06 | 2010-06-16 | Wolfson Microelectronics Plc | Digital to analogue converter circuits and methods of operation thereof |
KR101139222B1 (ko) * | 2008-12-22 | 2012-04-23 | 한국전자통신연구원 | 디지털 전치왜곡 신호를 생성하는 방법 및 장치 |
-
2009
- 2009-09-22 US US12/564,810 patent/US8238845B2/en not_active Expired - Fee Related
-
2010
- 2010-09-16 CN CN201080041986.7A patent/CN102792595B/zh not_active Expired - Fee Related
- 2010-09-16 EP EP10819276.6A patent/EP2465204A4/en not_active Withdrawn
- 2010-09-16 WO PCT/US2010/049184 patent/WO2011037823A1/en active Application Filing
-
2012
- 2012-06-28 US US13/536,104 patent/US8994567B2/en active Active
-
2015
- 2015-02-13 US US14/621,953 patent/US9209826B2/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2785263Y (zh) * | 2005-03-04 | 2006-05-31 | 中国科学院长春光学精密机械与物理研究所 | 增益自动可调式智能数/模转换器 |
Also Published As
Publication number | Publication date |
---|---|
EP2465204A1 (en) | 2012-06-20 |
US9209826B2 (en) | 2015-12-08 |
CN102792595A (zh) | 2012-11-21 |
US8994567B2 (en) | 2015-03-31 |
US20110069777A1 (en) | 2011-03-24 |
US20120263253A1 (en) | 2012-10-18 |
US8238845B2 (en) | 2012-08-07 |
EP2465204A4 (en) | 2015-01-21 |
US20150155881A1 (en) | 2015-06-04 |
WO2011037823A1 (en) | 2011-03-31 |
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ASS | Succession or assignment of patent right |
Owner name: BROADCOM EUROPE CO., LTD. Free format text: FORMER OWNER: ZYRAY WIRELESS INC. Effective date: 20121224 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20121224 Address after: The British Cambridge County Milton road Cambridge science and Technology Park 406 Applicant after: Broadcom Europe Limited Address before: American California Applicant before: Zyray Wireless Inc. |
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