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IL117369A0 - Converter/modulator and method of its use - Google Patents

Converter/modulator and method of its use

Info

Publication number
IL117369A0
IL117369A0 IL11736996A IL11736996A IL117369A0 IL 117369 A0 IL117369 A0 IL 117369A0 IL 11736996 A IL11736996 A IL 11736996A IL 11736996 A IL11736996 A IL 11736996A IL 117369 A0 IL117369 A0 IL 117369A0
Authority
IL
Israel
Prior art keywords
modulator
converter
Prior art date
Application number
IL11736996A
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
Publication of IL117369A0 publication Critical patent/IL117369A0/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Amplitude Modulation (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transceivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Communication Control (AREA)
IL11736996A 1995-04-03 1996-03-05 Converter/modulator and method of its use IL117369A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US41538795A 1995-04-03 1995-04-03

Publications (1)

Publication Number Publication Date
IL117369A0 true IL117369A0 (en) 1996-07-23

Family

ID=23645488

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11736996A IL117369A0 (en) 1995-04-03 1996-03-05 Converter/modulator and method of its use

Country Status (17)

Country Link
JP (1) JPH10501674A (en)
KR (1) KR100210633B1 (en)
CN (1) CN1064794C (en)
AU (1) AU695320B2 (en)
BR (1) BR9605951A (en)
CA (1) CA2191098C (en)
DE (1) DE19680328T1 (en)
FI (1) FI964824A0 (en)
FR (1) FR2732535B1 (en)
GB (1) GB2304262A (en)
IL (1) IL117369A0 (en)
IT (1) IT1284306B1 (en)
MX (1) MX9606016A (en)
PL (1) PL180753B1 (en)
SE (1) SE519826C2 (en)
TW (1) TW287335B (en)
WO (1) WO1996031942A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6034969A (en) * 1998-05-26 2000-03-07 Motorola, Inc. Method and system for cross frame transmit combining of transmit signals
JP5414484B2 (en) * 2009-12-01 2014-02-12 三菱電機株式会社 Fourier transform circuit, receiver and Fourier transform method
US8174441B2 (en) * 2010-06-01 2012-05-08 Mediatek Inc. Configurable calculating circuit and receiver having a plurality of configurable calculating circuits
CN102147473B (en) * 2010-12-17 2012-09-26 航天恒星科技有限公司 Common-frequency multi-system satellite navigation signal generation system
CN110995334B (en) * 2019-12-02 2022-04-19 西安航天天绘数据技术有限公司 Space-based frequency hopping data chain system with multi-channel parallel processing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462001A (en) * 1982-02-22 1984-07-24 Canadian Patents & Development Limited Baseband linearizer for wideband, high power, nonlinear amplifiers
FR2541533B1 (en) * 1983-02-21 1987-10-30 Nippon Telegraph & Telephone OSCILLATOR VARIABLE IN PHASE AND IN FREQUENCY
WO1986005936A1 (en) * 1985-04-04 1986-10-09 Motorola, Inc. Digital zero-if selectivity section
SE463390B (en) * 1989-03-13 1990-11-12 Ericsson Telefon Ab L M VAAGFORMSGENERATOR
US5008900A (en) * 1989-08-14 1991-04-16 International Mobile Machines Corporation Subscriber unit for wireless digital subscriber communication system
US5111163A (en) * 1991-05-06 1992-05-05 Hughes Aircraft Company Digital FM modulator
US5351016A (en) * 1993-05-28 1994-09-27 Ericsson Ge Mobile Communications Inc. Adaptively self-correcting modulation system and method
US5412351A (en) * 1993-10-07 1995-05-02 Nystrom; Christian Quadrature local oscillator network
US5386202A (en) * 1993-11-03 1995-01-31 Sicom, Inc. Data communication modulation with managed intersymbol interference
US5412352A (en) * 1994-04-18 1995-05-02 Stanford Telecommunications, Inc. Modulator having direct digital synthesis for broadband RF transmission

Also Published As

Publication number Publication date
MX9606016A (en) 1997-12-31
KR100210633B1 (en) 1999-07-15
CN1149941A (en) 1997-05-14
KR970703644A (en) 1997-07-03
SE519826C2 (en) 2003-04-15
PL180753B1 (en) 2001-04-30
AU695320B2 (en) 1998-08-13
IT1284306B1 (en) 1998-05-18
JPH10501674A (en) 1998-02-10
DE19680328T1 (en) 1997-07-31
PL317897A1 (en) 1997-04-28
FI964824A (en) 1996-12-02
SE9604433D0 (en) 1996-12-02
WO1996031942A1 (en) 1996-10-10
CA2191098A1 (en) 1996-10-10
CN1064794C (en) 2001-04-18
GB2304262A (en) 1997-03-12
FI964824A0 (en) 1996-12-02
CA2191098C (en) 2000-05-02
ITRM960188A1 (en) 1997-09-25
TW287335B (en) 1996-10-01
BR9605951A (en) 1997-08-19
FR2732535B1 (en) 2002-11-29
FR2732535A1 (en) 1996-10-04
AU5356696A (en) 1996-10-23
GB9624183D0 (en) 1997-01-08
SE9604433L (en) 1996-12-02
ITRM960188A0 (en) 1996-03-25

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