Abstract

A quadrature out-phasing system comprising: a first baseband signal modifier arranged to receive a first baseband signal component and output a first constant envelope RF carrier and a second constant envelope RF carrier; and a second baseband signal modifier arranged to receive a second baseband signal component and output a third constant envelope RF carrier …

Legal parties

Party
Inventors (applicants): Manel Collados, Jan S. Vromans
Assignees (initial): NXP, B.V. (Eindhoven, NL)

The application was examined by Richard Tan, Arnold Kinkead (USPTO dept. 2843)

Claims

  • 1. A quadrature out-phasing system comprising: …
  • 2. The system according to claim 1 , further comprising a local oscillator connected to the first …
  • 3. The system according to claim 1 wherein: …

International priority data

EP: 08105813 / Nov. 18, 2008 (regional)

Cited documents

Patents

  • Vromans et al. US 8526536 B2, Sep. 1, 2013
  • JP 2007-150905 A, Jun. 1, 2007
  • Vromans US 8509346 B2, Aug. 1, 2013
  • WO 2007/029119 A2, Mar. 1, 2007
  • JP 2005-079855 A, Mar. 1, 2005
  • Gilling et al. US 5495251 A / 342/70, Feb. 1, 1996
  • Vromans et al. US 7898352 B2, Mar. 1, 2011
  • De Jong et al. US 8068540 B2, Nov. 1, 2011
  • Chavez et al. US 7570711 B1 / 375/298, Aug. 1, 2009
  • WO 2007/060562 A1, May. 1, 2007
  • Vromans US 8457243 B2, Jun. 1, 2013
  • Dent US 6311046 B1 / 455/91, Oct. 1, 2001
  • Vromans US 8509300 B2, Aug. 1, 2013
  • Hanrahan US 2004/0204034 A1 / 455/552.1, Oct. 1, 2004
  • WO 01/99439 A2, Dec. 1, 2001

Drawings

Brief Description of Drawings

Embodiments of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which: FIG. 1 is a schematic illustration of a quadrature …

Description

Brief Summary

The present invention relates to signal decomposers and amplifiers. Several ways of controlling a power amplifier (PA) are known. A first known class of polar-modulation solutions are those where the AM-component …

Detailed Description

FIG. 1 is a schematic illustration (not to scale) of a quadrature out-phasing system 1, according to a first embodiment. The quadrature out-phasing system 1 comprises a first baseband component …

More details about Decomposer and Amplifier

Miscellaneous patent data

The application was published on Nov. 2, 2009, categorized under Phase Shift Keying Modulator or Quadrature Amplitude Modulator as a primary classification, the inventor's name is Collados Manel, the drawings include the following: Schematic illustration showing the relationship, Decomposer and Amplifier, Schematic illustration (not to scale), Schematic illustration of a quadrature, the assignee company is NXP, B.V. located in Eindhoven (NL), the grant number is 08766738, the claim number 1 is selected as exemplary, 12 claims comprise the protection scope, 6 figures are supplied with the description, similar documents are classified under Including microwave or distributed parameter structure, Carrier output suppressed during absence of modulating signal, Packet dropping, Including discrete semiconductor device having three or more electrodes, Frequency Modulator, Automatic repetition systems, e.g. van Duuren system, Calculation or update of the congestion window, Klystron type, using the transitions of the received signal to control the phase of the synchronising-signal- generating means, e.g. using a phase-locked loop, Half-wave signalling systems, the examination was conducted by Arnold Kinkead (2843 USPTO department) and Richard Tan (assistant examiner), developed by Jan S. Vromans et al., the recorded applicant's name is Collados Manel, the patent particularly claims a quadrature out-phasing system comprising…, the invention is titled Decomposer and Amplifier, numbered 13/129,573 (application), the assignee classification - a foreign company or corporation, illustrated by 6 drawings, the patent was granted on Jul. 1, 2014, the term of the patent was extended by 187 days.

Invention classification information

The invention is classified under Modulator circuits, Transmitter circuits, Including amplitude modulator, Nonlinear device controlled by modulating signal, Phase Shift Keying Modulator or Quadrature Amplitude Modulator, Including amplitude modulation, Automatic amplitude stabilization or control. The designated search classifications include Automatic amplitude stabilization or control, Including amplitude modulation, Phase Shift Keying Modulator or Quadrature Amplitude Modulator, Including amplitude modulator, Nonlinear device controlled by modulating signal.

Patent details
Publication number 08766738
Publication date Jul. 1, 2014
Kind code B2
Application number 13/129,573
Application date Nov. 2, 2009
Application type U
Application series code 13
Int. pub. country WO
Int. pub. number WO2010/058310
Int. publication May. 27, 2010
Int. filing country WO
Int. filing PCT/IB2009/054846
Filed internationally Nov. 2, 2009
National stage date May. 16, 2011
Extension term 187
National classification 332/103
Total number of claims 12
Exemplary claims 1
Number of drawings 6
Number of figures 6
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