[go: up one dir, main page]

GB2434210B - Wireles communication unit and method of characterizing a power amplifier - Google Patents

Wireles communication unit and method of characterizing a power amplifier

Info

Publication number
GB2434210B
GB2434210B GB0600554A GB0600554A GB2434210B GB 2434210 B GB2434210 B GB 2434210B GB 0600554 A GB0600554 A GB 0600554A GB 0600554 A GB0600554 A GB 0600554A GB 2434210 B GB2434210 B GB 2434210B
Authority
GB
United Kingdom
Prior art keywords
characterizing
communication unit
power amplifier
wireles
wireles communication
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
Application number
GB0600554A
Other versions
GB2434210A (en
GB0600554D0 (en
Inventor
Nocham D Gabriela
Daniel Dadoun
Haim Friedlander
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Priority to GB0600554A priority Critical patent/GB2434210B/en
Publication of GB0600554D0 publication Critical patent/GB0600554D0/en
Priority to PCT/US2006/062378 priority patent/WO2007087108A2/en
Priority to TW096100493A priority patent/TW200803154A/en
Publication of GB2434210A publication Critical patent/GB2434210A/en
Application granted granted Critical
Publication of GB2434210B publication Critical patent/GB2434210B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/28—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks; Measuring transient response
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3294—Acting on the real and imaginary components of the input signal

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Transmitters (AREA)
GB0600554A 2006-01-12 2006-01-12 Wireles communication unit and method of characterizing a power amplifier Expired - Fee Related GB2434210B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0600554A GB2434210B (en) 2006-01-12 2006-01-12 Wireles communication unit and method of characterizing a power amplifier
PCT/US2006/062378 WO2007087108A2 (en) 2006-01-12 2006-12-20 Wireless communication unit and method of characterizing a power amplifier
TW096100493A TW200803154A (en) 2006-01-12 2007-01-05 Wireless communication unit and method of characterizing a power amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0600554A GB2434210B (en) 2006-01-12 2006-01-12 Wireles communication unit and method of characterizing a power amplifier

Publications (3)

Publication Number Publication Date
GB0600554D0 GB0600554D0 (en) 2006-02-22
GB2434210A GB2434210A (en) 2007-07-18
GB2434210B true GB2434210B (en) 2007-12-27

Family

ID=35997894

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0600554A Expired - Fee Related GB2434210B (en) 2006-01-12 2006-01-12 Wireles communication unit and method of characterizing a power amplifier

Country Status (3)

Country Link
GB (1) GB2434210B (en)
TW (1) TW200803154A (en)
WO (1) WO2007087108A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9680434B2 (en) 2012-12-28 2017-06-13 Mediatek, Inc. Method and apparatus for calibrating an envelope tracking system
CN110212872B (en) * 2019-07-05 2023-08-08 电子科技大学 Microwave Amplifier and Its Realization Method
CN112199967A (en) * 2020-09-25 2021-01-08 深圳市航天华拓科技有限公司 Output power adjusting method for reader-writer and reader-writer

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040257092A1 (en) * 2003-06-11 2004-12-23 Jan Verspecht Method and a test setup for measuring large-signal S-parameters
GB2403613A (en) * 2003-07-04 2005-01-05 Motorola Inc A Cartesian loop RF amplifier in which compression is detected by use of a test tone

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5485120A (en) * 1994-07-28 1996-01-16 Aval Communications Inc. Feed-forward power amplifier system with adaptive control and control method
US6674324B1 (en) * 2000-08-24 2004-01-06 Lucent Technologies Inc. System and method for producing an amplified signal using plurality of amplitudes across spectrum
US6784731B2 (en) * 2002-05-08 2004-08-31 Lucent Technologies Inc. System and method for reducing amplifier distortion using distortion feedback
KR100459065B1 (en) * 2002-07-25 2004-12-03 학교법인 포항공과대학교 Linearization apparatus using peak-to-average power ratio reduction and expansion

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040257092A1 (en) * 2003-06-11 2004-12-23 Jan Verspecht Method and a test setup for measuring large-signal S-parameters
GB2403613A (en) * 2003-07-04 2005-01-05 Motorola Inc A Cartesian loop RF amplifier in which compression is detected by use of a test tone

Also Published As

Publication number Publication date
WO2007087108A2 (en) 2007-08-02
GB2434210A (en) 2007-07-18
GB0600554D0 (en) 2006-02-22
TW200803154A (en) 2008-01-01
WO2007087108A3 (en) 2008-07-03

Similar Documents

Publication Publication Date Title
IL197744A (en) Power saving apparatus and methods for wireless communication
GB2449231B (en) A cellular communication system and method of operation thereof
GB0610503D0 (en) Communication apparatus and method
GB2461257B (en) A cellular communication System and method of operation therefor
EP2311052A4 (en) A contactless power receiver and method of operation
GB0823363D0 (en) Radio frequency power amplifier circuit and method
EP2060143A4 (en) Method of communicating in wireless network
EP2025126A4 (en) Wireless communication method and apparatus
GB2446192B (en) A cellular communication system and method of operation therefor
EP2018750A4 (en) A method of utilizing and manipulating wireless resources for efficient and effective wireless communication
EP2062394A4 (en) Power distribution system communication system and method
HUE039637T2 (en) Methods and apparatus for power saving for mesh nodes
GB0721414D0 (en) Communications device and method of operation thereof
GB0717786D0 (en) Power management method and apparatus
GB2455058B (en) A cellular communication system and a method of operation therefor
EP2047611A4 (en) Rf power transmission network and method
PL2258073T3 (en) Method and arrangement for the power management of a digital communication line
PT2057729E (en) Power converter arrangement and method
GB2454583B (en) Device management method and arrangement of a mobile device
EP1995893A4 (en) Portable telephone and communication mode setting method
EP2144453A4 (en) Communication device and communication method
GB2434210B (en) Wireles communication unit and method of characterizing a power amplifier
GB2448708B (en) A cellular communication system and a method of operation therefor
GB2442515B (en) Communication system and method of operation therefor
EP2223772A4 (en) Mobile communication method and user equipment

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190112