GB9701522D0 - Communication system,transmitter circuit and method of operation therefor - Google Patents

Communication system,transmitter circuit and method of operation therefor

Info

Publication number
GB9701522D0
GB9701522D0 GBGB9701522.6A GB9701522A GB9701522D0 GB 9701522 D0 GB9701522 D0 GB 9701522D0 GB 9701522 A GB9701522 A GB 9701522A GB 9701522 D0 GB9701522 D0 GB 9701522D0
Authority
GB
United Kingdom
Prior art keywords
communication system
transmitter circuit
operation therefor
therefor
transmitter
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.)
Granted
Application number
GBGB9701522.6A
Other versions
GB2321574A (en
GB2321574B (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 UK Ltd
Original Assignee
Motorola 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 Motorola Ltd filed Critical Motorola Ltd
Priority to GB9701522A priority Critical patent/GB2321574B/en
Publication of GB9701522D0 publication Critical patent/GB9701522D0/en
Publication of GB2321574A publication Critical patent/GB2321574A/en
Application granted granted Critical
Publication of GB2321574B publication Critical patent/GB2321574B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • H04L27/368—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion adaptive predistortion
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
GB9701522A 1997-01-24 1997-01-24 Communication system,transmitter circuit and method of operation therefor Expired - Fee Related GB2321574B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9701522A GB2321574B (en) 1997-01-24 1997-01-24 Communication system,transmitter circuit and method of operation therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9701522A GB2321574B (en) 1997-01-24 1997-01-24 Communication system,transmitter circuit and method of operation therefor

Publications (3)

Publication Number Publication Date
GB9701522D0 true GB9701522D0 (en) 1997-03-12
GB2321574A GB2321574A (en) 1998-07-29
GB2321574B GB2321574B (en) 2000-07-12

Family

ID=10806564

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9701522A Expired - Fee Related GB2321574B (en) 1997-01-24 1997-01-24 Communication system,transmitter circuit and method of operation therefor

Country Status (1)

Country Link
GB (1) GB2321574B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9906417D0 (en) * 1999-03-19 1999-05-12 Simoco Int Ltd Radio transmitters
US6477368B1 (en) * 2000-04-28 2002-11-05 Motorola, Inc. Method for dynamic transmitter training for a shared communication system utilizing dynamic channel allocation
FR2846813B1 (en) 2002-11-05 2005-01-28 Eads Defence & Security Ntwk METHOD AND DEVICE FOR LEARNING A DEVICE FOR LINEARIZATION OF AN RF AMPLIFIER, AND MOBILE TERMINAL INCORPORATING SUCH A DEVICE
GB2400249B (en) * 2003-03-31 2005-08-10 Motorola Inc Power amplifier and a RF transmitter and terminal including the amplifier
KR100605810B1 (en) * 2003-12-20 2006-07-31 삼성전자주식회사 Method for transmitting and receiveing data in the mobile terminal
CN101199213B (en) * 2005-06-15 2011-10-26 华为技术有限公司 Method and system for estimating channel quality
CN1917487B (en) * 2005-08-19 2012-04-25 上海原动力通信科技有限公司 Assignment method of training sequence in use for sub time slot sytem
ES2394352B2 (en) 2012-02-14 2013-06-07 Teltronic, S.A. Simultaneous transmission system of Morse signaling on a digital technology radio communication
DE102019134540B4 (en) * 2019-12-16 2021-08-05 Hytera Mobilfunk Gmbh Method for fault monitoring of an antenna system of a base station, monitoring system, test device, base station and computer program for this

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2272133B (en) * 1992-11-02 1996-06-12 Motorola Inc Radio system

Also Published As

Publication number Publication date
GB2321574A (en) 1998-07-29
GB2321574B (en) 2000-07-12

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Legal Events

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

Effective date: 20120124