BRPI0919921A2 - métodos e sistemas para conversão ascendente de energia digital programável - Google Patents

métodos e sistemas para conversão ascendente de energia digital programável

Info

Publication number
BRPI0919921A2
BRPI0919921A2 BRPI0919921A BRPI0919921A BRPI0919921A2 BR PI0919921 A2 BRPI0919921 A2 BR PI0919921A2 BR PI0919921 A BRPI0919921 A BR PI0919921A BR PI0919921 A BRPI0919921 A BR PI0919921A BR PI0919921 A2 BRPI0919921 A2 BR PI0919921A2
Authority
BR
Brazil
Prior art keywords
systems
methods
programmable digital
upward conversion
digital upward
Prior art date
Application number
BRPI0919921A
Other languages
English (en)
Inventor
Arthur Thomas Gerald Fuller
Bradley John Morris
Original Assignee
Nortel Networks Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nortel Networks Ltd filed Critical Nortel Networks Ltd
Publication of BRPI0919921A2 publication Critical patent/BRPI0919921A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
    • H03C1/542—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising semiconductor devices with at least three electrodes
    • H03C1/547—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising semiconductor devices with at least three electrodes using field-effect transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Superheterodyne Receivers (AREA)
  • Transmitters (AREA)
BRPI0919921A 2008-10-20 2009-10-20 métodos e sistemas para conversão ascendente de energia digital programável BRPI0919921A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/254,332 US8553807B2 (en) 2008-10-20 2008-10-20 Methods and systems for programmable digital up-conversion
PCT/CA2009/001495 WO2010045720A1 (en) 2008-10-20 2009-10-20 Methods and systems for programmable digital up-conversion

Publications (1)

Publication Number Publication Date
BRPI0919921A2 true BRPI0919921A2 (pt) 2016-02-16

Family

ID=42108661

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0919921A BRPI0919921A2 (pt) 2008-10-20 2009-10-20 métodos e sistemas para conversão ascendente de energia digital programável

Country Status (9)

Country Link
US (1) US8553807B2 (pt)
EP (1) EP2345218A4 (pt)
JP (1) JP5444360B2 (pt)
KR (1) KR20110090938A (pt)
CN (1) CN102257780B (pt)
BR (1) BRPI0919921A2 (pt)
CA (1) CA2743263A1 (pt)
RU (1) RU2495524C2 (pt)
WO (1) WO2010045720A1 (pt)

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US8306096B2 (en) * 2009-06-26 2012-11-06 Qualcomm Incorporated Interference reduction using variable digital-to-analog converter (DAC) sampling rates
US8948291B2 (en) 2010-11-18 2015-02-03 Telefonaktiebolaget L M Ericsson (Publ) Methods and systems for programmable digital down-conversion
KR102024485B1 (ko) * 2010-11-18 2019-09-23 텔레폰악티에볼라겟엘엠에릭슨(펍) 프로그램 가능한 디지털 업 및 다운 변환을 사용하는 방법 및 주파수 가변 사전-왜곡된 송신기
US8412124B2 (en) 2011-07-26 2013-04-02 Telefonaktiebolaget L M Ericsson (Publ) Multi-band peak power reduction
US8750210B2 (en) 2011-07-29 2014-06-10 Telefonaktiebolaget L M Ericsson (Publ) Wireless long term evolution radio architecture system and method
US8325865B1 (en) * 2011-07-31 2012-12-04 Broadcom Corporation Discrete digital receiver
US9071207B2 (en) 2012-02-03 2015-06-30 Telefonaktiebolaget L M Ericsson (Publ) Predistortion of concurrent multi-band signal to compensate for PA non-linearity
US8842769B2 (en) 2012-03-16 2014-09-23 Telefonaktiebolaget L M Ericsson (Publ) Programmable digital up-conversion for concurrent multi-band signals
US9571042B2 (en) 2012-07-26 2017-02-14 Telefonaktiebolaget L M Ericsson (Publ) Digital upconversion for multi-band multi-order power amplifiers
US8855174B2 (en) * 2012-08-10 2014-10-07 Alcatel Lucent Frequency agile multiband transmitter using a radio frequency digital to analog converter
US9197327B2 (en) * 2012-09-04 2015-11-24 Cisco Technology, Inc. Optical communication transmitter system
CN103879353A (zh) * 2012-12-22 2014-06-25 鸿富锦精密工业（深圳）有限公司 泊车辅助系统及方法
CN103879352A (zh) * 2012-12-22 2014-06-25 鸿富锦精密工业（深圳）有限公司 汽车泊车辅助系统及方法
US9497061B2 (en) 2013-01-30 2016-11-15 Telefonaktiebolaget L M Ericsson (Publ) Undersampled receiver characterization
US9088298B2 (en) 2013-05-02 2015-07-21 Skyworks Solutions, Inc. Mixed mode time interleaved digital-to-analog converter for radio-frequency applications
US9252718B2 (en) 2013-05-22 2016-02-02 Telefonaktiebolaget L M Ericsson (Publ) Low complexity digital predistortion for concurrent multi-band transmitters
US9385762B2 (en) 2013-05-22 2016-07-05 Telefonaktiebolaget L M Ericsson (Publ) Linearization of intermodulation bands for concurrent dual-band power amplifiers
US8948301B2 (en) 2013-05-24 2015-02-03 Telefonaktiebolaget L M Ericsson (Publ) Multi-band radio-frequency digital predistortion
US20150085902A1 (en) * 2013-09-23 2015-03-26 Qualcomm Incorporated RFDAC Transmitter Using Multiphase Image Select FIR DAC and Delta Sigma Modulator with Multiple Rx Band NTF Zeros
CN106233220B (zh) * 2014-05-01 2020-06-30 Oppo 广东移动通信有限公司 灵活的频率合成
US10224970B2 (en) 2016-05-19 2019-03-05 Analog Devices Global Wideband digital predistortion
US10033413B2 (en) * 2016-05-19 2018-07-24 Analog Devices Global Mixed-mode digital predistortion
US10439631B1 (en) 2018-12-27 2019-10-08 Texas Instruments Incorporated Radio-frequency digital-to-analog converter system
JP7241609B2 (ja) * 2019-06-04 2023-03-17 三菱電機株式会社 変調器
US11201769B2 (en) * 2020-04-17 2021-12-14 Northrop Grumman Systems Corporation All digital non-conventional chaotic communication systems for resilient communications and signaling
US11356309B2 (en) 2020-10-01 2022-06-07 Honeywell International Inc. Demodulating surveillance signals
US11258469B1 (en) 2020-10-01 2022-02-22 Honeywell International Inc. Demodulating surveillance signals
US11038728B1 (en) * 2020-10-01 2021-06-15 Honeywell International Inc. Demodulating surveillance signals
CN113495595B (zh) * 2021-06-24 2023-03-10 电子科技大学 一种基于固定采样率dac的可控码型数据产生装置

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US4882585A (en) * 1988-03-17 1989-11-21 Beard Terry D Method and apparatus for high resolution analog-digital-analog transformations
DE4223141A1 (de) * 1991-11-29 1993-06-03 Telefunken Systemtechnik Verfahren zur automatischen klassifikation digital modulierter signale und anordnung zum ausfuehren des verfahrens
US5745523A (en) * 1992-10-27 1998-04-28 Ericsson Inc. Multi-mode signal processing
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
JPH11112593A (ja) * 1997-09-29 1999-04-23 Sumitomo Electric Ind Ltd デジタル信号処理型デジタル変調装置
US6002923A (en) 1997-11-07 1999-12-14 Telefonaktiebolaget Lm Ericsson Signal generation in a communications transmitter
US6810090B1 (en) 1999-02-18 2004-10-26 Sarnoff Corporation Direct digital vestigial sideband (VSB) modulator
EP1192723A1 (en) 1999-05-07 2002-04-03 Morphics Technology, Inc. Programmable digital intermediate frequency transceiver
EP1168632A1 (en) 2000-06-28 2002-01-02 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Communication device with configurable sigma-delta modulator
JP2002344553A (ja) * 2001-04-16 2002-11-29 Samsung Electronics Co Ltd 送信機
JP4790145B2 (ja) * 2001-04-16 2011-10-12 三星電子株式会社 ディジタルアップコンバータ
MXPA04001572A (es) * 2001-08-20 2004-07-23 Qualcomm Inc Sistema transmisor t metodo para un sistema de comunicacion inalambrico.
US7953174B2 (en) 2002-03-20 2011-05-31 The Regents Of The University Of California Radio transmission frequency digital signal generation
US6987953B2 (en) 2003-03-31 2006-01-17 Nortel Networks Limited Digital transmitter and method
RU2290662C1 (ru) * 2005-06-01 2006-12-27 Федеральное Государственное Унитарное Предприятие "Государственный Рязанский Приборный Завод" Модуль аналого-цифрового преобразователя

Also Published As

Publication number Publication date
RU2495524C2 (ru) 2013-10-10
JP2012506172A (ja) 2012-03-08
US20100098191A1 (en) 2010-04-22
US8553807B2 (en) 2013-10-08
CN102257780B (zh) 2014-03-19
CA2743263A1 (en) 2010-04-29
EP2345218A1 (en) 2011-07-20
JP5444360B2 (ja) 2014-03-19
EP2345218A4 (en) 2012-10-17
KR20110090938A (ko) 2011-08-10
CN102257780A (zh) 2011-11-23
WO2010045720A1 (en) 2010-04-29
RU2011120053A (ru) 2012-11-27

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 7A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2385 DE 20-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.