GB0126088D0 - Amplifier circuits and their use in radio transmitters - Google Patents

Amplifier circuits and their use in radio transmitters

Info

Publication number
GB0126088D0
GB0126088D0 GB0126088A GB0126088A GB0126088D0 GB 0126088 D0 GB0126088 D0 GB 0126088D0 GB 0126088 A GB0126088 A GB 0126088A GB 0126088 A GB0126088 A GB 0126088A GB 0126088 D0 GB0126088 D0 GB 0126088D0
Authority
GB
United Kingdom
Prior art keywords
amplifier circuits
radio transmitters
transmitters
radio
amplifier
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.)
Withdrawn
Application number
GB0126088A
Other versions
GB2381681A (en
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 GB0126088A priority Critical patent/GB2381681A/en
Publication of GB0126088D0 publication Critical patent/GB0126088D0/en
Publication of GB2381681A publication Critical patent/GB2381681A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
GB0126088A 2001-10-31 2001-10-31 Automatic transmitter bias adjustment between TDMA slots Withdrawn GB2381681A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0126088A GB2381681A (en) 2001-10-31 2001-10-31 Automatic transmitter bias adjustment between TDMA slots

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0126088A GB2381681A (en) 2001-10-31 2001-10-31 Automatic transmitter bias adjustment between TDMA slots

Publications (2)

Publication Number Publication Date
GB0126088D0 true GB0126088D0 (en) 2001-12-19
GB2381681A GB2381681A (en) 2003-05-07

Family

ID=9924839

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0126088A Withdrawn GB2381681A (en) 2001-10-31 2001-10-31 Automatic transmitter bias adjustment between TDMA slots

Country Status (1)

Country Link
GB (1) GB2381681A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2400249B (en) * 2003-03-31 2005-08-10 Motorola Inc Power amplifier and a RF transmitter and terminal including the amplifier

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5451907A (en) * 1994-05-16 1995-09-19 Eni, Div. Of Astec America, Inc. Active bias for a pulsed power amplifier
GB2301248B (en) * 1995-05-25 2000-08-09 Motorola Gmbh Amplifying circuit and method for determining optimal bias voltages therein
GB2334167B (en) * 1998-02-07 2002-09-11 Motorola Ltd Amplifying circuit and method for determining optimal bias voltages therein
US6091302A (en) * 1998-03-23 2000-07-18 Ameramp, Llc Electronic circuit biasing control system

Also Published As

Publication number Publication date
GB2381681A (en) 2003-05-07

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)