IN2014DN06688A - - Google Patents

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Publication number
IN2014DN06688A
IN2014DN06688A IN6688DEN2014A IN2014DN06688A IN 2014DN06688 A IN2014DN06688 A IN 2014DN06688A IN 6688DEN2014 A IN6688DEN2014 A IN 6688DEN2014A IN 2014DN06688 A IN2014DN06688 A IN 2014DN06688A
Authority
IN
India
Prior art keywords
component
stage
amplitude
phase component
differentiated
Prior art date
Application number
Other languages
English (en)
Inventor
Magnus Nilsson
Paavo Väänänen
Sami Tapani Vilhonen
Original Assignee
Ericsson Modems Sa
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 Ericsson Modems Sa filed Critical Ericsson Modems Sa
Publication of IN2014DN06688A publication Critical patent/IN2014DN06688A/en

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Classifications

    • 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
    • H04L27/3405—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power
    • 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
    • H04L27/361—Modulation using a single or unspecified number of carriers, e.g. with separate stages of phase and amplitude modulation
    • 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
    • H04L27/363—Modulation using more than one carrier, e.g. with quadrature carriers, separately amplitude modulated using non - square modulating pulses, modulators specifically designed for this

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
IN6688DEN2014 2012-02-09 2013-02-08 IN2014DN06688A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12154767.3A EP2627053B1 (fr) 2012-02-09 2012-02-09 Modulation polaire
US201261598013P 2012-02-13 2012-02-13
PCT/EP2013/052542 WO2013117698A1 (fr) 2012-02-09 2013-02-08 Modulation polaire

Publications (1)

Publication Number Publication Date
IN2014DN06688A true IN2014DN06688A (fr) 2015-05-22

Family

ID=45566929

Family Applications (1)

Application Number Title Priority Date Filing Date
IN6688DEN2014 IN2014DN06688A (fr) 2012-02-09 2013-02-08

Country Status (7)

Country Link
US (1) US9036737B2 (fr)
EP (1) EP2627053B1 (fr)
JP (1) JP6104284B2 (fr)
CN (1) CN104247360B (fr)
AU (1) AU2013217979A1 (fr)
IN (1) IN2014DN06688A (fr)
WO (1) WO2013117698A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9425834B2 (en) * 2014-09-25 2016-08-23 Intel IP Corporation Trajectory modification technique for polar transmitter
EP2800327B1 (fr) 2013-04-30 2017-01-04 Telefonaktiebolaget LM Ericsson (publ) Modulateur semi-polaire
US10527871B2 (en) * 2015-03-16 2020-01-07 California Institute Of Technology Differential ring modulator
WO2016191386A1 (fr) 2015-05-22 2016-12-01 California Institute Of Technology Technique d'accord thermique de modulateur à anneau optique
CN107852084B (zh) * 2015-07-14 2020-07-28 瑞典爱立信有限公司 开关式电源补偿回路
US10523489B1 (en) * 2018-11-13 2019-12-31 Samsung Electronics Co., Ltd. Polar transmitter with zero crossing avoidance

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6411655B1 (en) * 1998-12-18 2002-06-25 Ericsson Inc. Systems and methods for converting a stream of complex numbers into an amplitude and phase-modulated radio power signal
US6621876B2 (en) 2001-03-01 2003-09-16 Ericsson Inc. System and method to reduce phase modulation bandwidth
US20050136858A1 (en) * 2003-12-23 2005-06-23 Eliav Zipper Bipolar modulator
US7532679B2 (en) * 2004-08-12 2009-05-12 Texas Instruments Incorporated Hybrid polar/cartesian digital modulator
EP1936898A1 (fr) * 2005-11-10 2008-06-25 Matsushita Electric Industrial Co., Ltd. Dispositif de communication sans fil et dispositif de modulation de phase
US7764139B1 (en) * 2007-11-28 2010-07-27 Quintic Holdings Polar modulation with extended AM
JP2009188757A (ja) * 2008-02-06 2009-08-20 Panasonic Corp ポーラ変調送信装置及び変調方法
US8204107B2 (en) * 2008-04-09 2012-06-19 National Semiconductor Corporation Bandwidth reduction mechanism for polar modulation
US7872545B2 (en) * 2008-09-18 2011-01-18 Infineon Technologies Ag Jumpless phase modulation in a polar modulation environment
US8483312B2 (en) * 2009-09-01 2013-07-09 Panasonic Corporation Methods and apparatus for reducing the average-to-minimum magnitude ratio of communications signals in communications transmitters
US8363752B2 (en) * 2009-09-01 2013-01-29 Panasonic Corporation Methods and apparatus for reducing the average-to-minimum magnitude ratio of communications signals in communications transmitters
US8831159B2 (en) * 2011-02-09 2014-09-09 Intel Mobile Communications GmbH AM-PM synchronization unit

Also Published As

Publication number Publication date
EP2627053B1 (fr) 2016-04-20
EP2627053A1 (fr) 2013-08-14
AU2013217979A1 (en) 2014-08-14
JP2015512197A (ja) 2015-04-23
WO2013117698A1 (fr) 2013-08-15
US9036737B2 (en) 2015-05-19
CN104247360A (zh) 2014-12-24
US20140376662A1 (en) 2014-12-25
JP6104284B2 (ja) 2017-03-29
CN104247360B (zh) 2018-01-05

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