DE69530774D1 - Breitband fft kanalisierer - Google Patents

Breitband fft kanalisierer

Info

Publication number
DE69530774D1
DE69530774D1 DE69530774T DE69530774T DE69530774D1 DE 69530774 D1 DE69530774 D1 DE 69530774D1 DE 69530774 T DE69530774 T DE 69530774T DE 69530774 T DE69530774 T DE 69530774T DE 69530774 D1 DE69530774 D1 DE 69530774D1
Authority
DE
Germany
Prior art keywords
digital
signals
outputs
channel
signal
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 - Lifetime
Application number
DE69530774T
Other languages
English (en)
Other versions
DE69530774T2 (de
Inventor
R Carney
L Williams
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.)
Rateze Remote Mgmt LLC
Original Assignee
AirNet Communications Corp
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 AirNet Communications Corp filed Critical AirNet Communications Corp
Publication of DE69530774D1 publication Critical patent/DE69530774D1/de
Application granted granted Critical
Publication of DE69530774T2 publication Critical patent/DE69530774T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/0014—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 using DSP [Digital Signal Processor] quadrature modulation and demodulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H04J1/05—Frequency-transposition arrangements using digital techniques
DE69530774T 1994-04-08 1995-03-13 Breitband fft kanalisierer Expired - Lifetime DE69530774T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/224,754 US5537435A (en) 1994-04-08 1994-04-08 Transceiver apparatus employing wideband FFT channelizer with output sample timing adjustment and inverse FFT combiner for multichannel communication network
PCT/US1995/002997 WO1995028045A1 (en) 1994-04-08 1995-03-13 Wideband fft channelizer

Publications (2)

Publication Number Publication Date
DE69530774D1 true DE69530774D1 (de) 2003-06-18
DE69530774T2 DE69530774T2 (de) 2004-01-29

Family

ID=22842039

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69530774T Expired - Lifetime DE69530774T2 (de) 1994-04-08 1995-03-13 Breitband fft kanalisierer

Country Status (11)

Country Link
US (1) US5537435A (de)
EP (1) EP0774181B1 (de)
JP (1) JPH09511880A (de)
KR (1) KR100366751B1 (de)
CN (1) CN1069468C (de)
AT (1) ATE240616T1 (de)
AU (1) AU706263B2 (de)
CA (1) CA2187343C (de)
DE (1) DE69530774T2 (de)
ES (1) ES2197198T3 (de)
WO (1) WO1995028045A1 (de)

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Also Published As

Publication number Publication date
AU706263B2 (en) 1999-06-10
US5537435A (en) 1996-07-16
DE69530774T2 (de) 2004-01-29
CN1152981A (zh) 1997-06-25
CN1069468C (zh) 2001-08-08
CA2187343C (en) 2004-06-01
EP0774181B1 (de) 2003-05-14
WO1995028045A1 (en) 1995-10-19
ES2197198T3 (es) 2004-01-01
KR100366751B1 (ko) 2003-04-10
CA2187343A1 (en) 1995-10-19
EP0774181A1 (de) 1997-05-21
AU1994395A (en) 1995-10-30
ATE240616T1 (de) 2003-05-15
JPH09511880A (ja) 1997-11-25

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Owner name: TREBLE INVESTMENTS LIMITED LIABILITY COMPANY, , US