HK1000750A1 - Radio system - Google Patents

Radio system Download PDF

Info

Publication number
HK1000750A1
HK1000750A1 HK97102295A HK97102295A HK1000750A1 HK 1000750 A1 HK1000750 A1 HK 1000750A1 HK 97102295 A HK97102295 A HK 97102295A HK 97102295 A HK97102295 A HK 97102295A HK 1000750 A1 HK1000750 A1 HK 1000750A1
Authority
HK
Hong Kong
Prior art keywords
time slots
pct
time
linearization
radio
Prior art date
Application number
HK97102295A
Other languages
English (en)
Chinese (zh)
Other versions
HK1000750B (en
Inventor
Patrick Van Den Heuvel Anthony
Thomas Valentine Stephen
Boscovic Dragan
Original Assignee
Motorola Solutions, 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10724392&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1000750(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Motorola Solutions, Inc. filed Critical Motorola Solutions, Inc.
Publication of HK1000750A1 publication Critical patent/HK1000750A1/xx
Publication of HK1000750B publication Critical patent/HK1000750B/xx

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
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • 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
    • H03F1/3282—Acting on the phase and the amplitude of the input signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/005—Control of transmission; Equalising
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/438—Separate feedback of amplitude and phase signals being present

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Amplifiers (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
HK97102295.2A 1997-12-01 Radio system HK1000750B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9222922A GB2272133B (en) 1992-11-02 1992-11-02 Radio system

Publications (2)

Publication Number Publication Date
HK1000750A1 true HK1000750A1 (en) 1998-04-24
HK1000750B HK1000750B (en) 1998-04-24

Family

ID=

Also Published As

Publication number Publication date
IL107253A (en) 1996-09-12
TR28221A (tr) 1996-03-21
GB2272133A (en) 1994-05-04
NL194188B (nl) 2001-04-02
NL194188C (nl) 2001-08-03
AU5149493A (en) 1994-05-24
CN1089415A (zh) 1994-07-13
AU664497B2 (en) 1995-11-16
IL107253A0 (en) 1994-01-25
RU2109403C1 (ru) 1998-04-20
SE516994C2 (sv) 2002-04-02
GB2272133B (en) 1996-06-12
FI943189A0 (fi) 1994-07-01
ATA901693A (de) 2000-10-15
ES2098185A1 (es) 1997-04-16
DK173776B1 (da) 2001-10-08
US5559807A (en) 1996-09-24
SE9402325D0 (sv) 1994-07-01
NL9320020A (nl) 1994-11-01
HU9401972D0 (en) 1994-09-28
DE4395427T1 (de) 1994-12-01
MY110064A (en) 1997-12-31
HU218633B (hu) 2000-10-28
PL304341A1 (en) 1995-01-09
DK79394A (da) 1994-07-01
EP0619927A1 (en) 1994-10-19
RO119671B1 (ro) 2005-01-28
CA2126987A1 (en) 1994-05-11
CA2126987C (en) 2004-06-22
GR3032966T3 (en) 2000-07-31
AT407814B (de) 2001-06-25
PL173528B1 (pl) 1998-03-31
ES2098185B1 (es) 1997-12-16
CN1051417C (zh) 2000-04-12
HUT68149A (en) 1995-05-29
EP0619927B1 (en) 2000-01-12
BR9305710A (pt) 1996-12-31
FI107095B (fi) 2001-05-31
FI943189A7 (fi) 1994-07-01
RO119672B1 (ro) 2005-01-28
WO1994010765A1 (en) 1994-05-11
SE9402325L (sv) 1994-08-29
DE4395427C2 (de) 2000-07-27
PT619927E (pt) 2000-04-28
GB9222922D0 (en) 1992-12-16
IN187365B (enExample) 2002-04-06

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PE Patent expired

Effective date: 20121101