NO910321L - Signalprosessor for basisbaand. - Google Patents

Signalprosessor for basisbaand.

Info

Publication number
NO910321L
NO910321L NO91910321A NO910321A NO910321L NO 910321 L NO910321 L NO 910321L NO 91910321 A NO91910321 A NO 91910321A NO 910321 A NO910321 A NO 910321A NO 910321 L NO910321 L NO 910321L
Authority
NO
Norway
Prior art keywords
signal processor
basic tape
tape
basic
processor
Prior art date
Application number
NO91910321A
Other languages
English (en)
Other versions
NO304918B1 (no
NO910321D0 (no
Inventor
Robert C Wang
Original Assignee
American Telephone & Telegraph
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 American Telephone & Telegraph filed Critical American Telephone & Telegraph
Publication of NO910321D0 publication Critical patent/NO910321D0/no
Publication of NO910321L publication Critical patent/NO910321L/no
Publication of NO304918B1 publication Critical patent/NO304918B1/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/0082—Monitoring; Testing using service channels; using auxiliary channels
    • H04B17/0085—Monitoring; Testing using service channels; using auxiliary channels using test signal generators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Circuits Of Receivers In General (AREA)
  • Transmitters (AREA)
  • Selective Calling Equipment (AREA)
NO910321A 1990-01-29 1991-01-28 Signalprosessor for basisbÕnd NO304918B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/471,460 US5001742A (en) 1990-01-29 1990-01-29 Baseband signal processing unit and method of operating the same

Publications (3)

Publication Number Publication Date
NO910321D0 NO910321D0 (no) 1991-01-28
NO910321L true NO910321L (no) 1991-07-30
NO304918B1 NO304918B1 (no) 1999-03-01

Family

ID=23871718

Family Applications (1)

Application Number Title Priority Date Filing Date
NO910321A NO304918B1 (no) 1990-01-29 1991-01-28 Signalprosessor for basisbÕnd

Country Status (8)

Country Link
US (1) US5001742A (no)
EP (1) EP0439942B1 (no)
JP (1) JP2898766B2 (no)
KR (1) KR910015135A (no)
CA (1) CA2032849C (no)
DE (1) DE69026235T2 (no)
DK (1) DK0439942T3 (no)
NO (1) NO304918B1 (no)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5295178A (en) * 1990-12-03 1994-03-15 Ericsson Ge Mobile Communications Inc. Digital signal processor for radio base station
US5239675A (en) * 1991-04-10 1993-08-24 Motorola, Inc. Reduced noise interference during handoff
CA2053137C (en) * 1991-10-10 2001-08-21 Rolf G. Meier Digital wireless interface
CA2100043A1 (en) * 1992-08-26 1994-02-27 Terry William Copley Digital block processor for transmitting a plurality of channels in a wireless radiotelephony system
CA2101501A1 (en) * 1992-09-21 1994-03-22 Robert Chuenlin Wang Method and apparatus for detecting a supervisory audio tone
US5289464A (en) * 1992-09-21 1994-02-22 At&T Bell Laboratories Frequency-multiplexed cellular telephone cell site base station and method of operating the same
US5918184A (en) * 1992-09-21 1999-06-29 Lucent Technologies Inc. Method and apparatus for detecting a supervisory audio tone
US5410741A (en) * 1993-03-23 1995-04-25 Motorola Inc. Automatic gain control of transponded supervisory audio tone
US5752190A (en) * 1993-07-30 1998-05-12 Hughes Electronics Supervisory audio tone based carrier-to-interference measurement in a mobile cellular communication system
CO4180414A1 (es) * 1993-08-31 1995-06-07 Bellsouth Corp Sistema de comunicaciones radiotelefonicas con acceso direc- to a los circuitos de enlace entre oficinas y circuito de interfase para este fin
US5544222A (en) * 1993-11-12 1996-08-06 Pacific Communication Sciences, Inc. Cellular digtial packet data mobile data base station
US5649290A (en) 1994-12-14 1997-07-15 Lucent Technologies Inc. Handover method based upon channel quality
US5579341A (en) * 1994-12-29 1996-11-26 Motorola, Inc. Multi-channel digital transceiver and method
US5754597A (en) * 1994-12-29 1998-05-19 Motorola, Inc. Method and apparatus for routing a digitized RF signal to a plurality of paths
US6334062B1 (en) 1995-06-07 2001-12-25 Cirrus Logic, Inc. Portable communications and data terminal operating to optimize receipt of both incoming CDPD and AMPS messages
US6370135B1 (en) 1995-06-07 2002-04-09 Cirrus Logic, Inc. Continuous CDPD base station and method of facilitating efficient data transfer
US5768268A (en) * 1995-07-19 1998-06-16 Watkins Johnson Company Wideband base station architecture for digital cellular communications system
US5737706A (en) * 1995-08-03 1998-04-07 Bell Atlantic Network Services, Inc. Power system supporting CDPD operation
US5953660A (en) * 1995-11-22 1999-09-14 Telefonaktiebolaget Lm Ericsson Supervisory audio tone detection using digital signal processing
US5878342A (en) * 1995-12-15 1999-03-02 Telefonaktiebolaget Lm Ericsson Supervisory audio tone (SAT) approximation in an analog cellular mobile radio telephone system
US6236838B1 (en) * 1997-06-03 2001-05-22 Texas Instruments Incorporated System for superresolution based estimation of control signals in a communications system
JP3233880B2 (ja) * 1997-08-21 2001-12-04 沖電気工業株式会社 周波数変調信号送信機
US6400966B1 (en) * 1997-10-07 2002-06-04 Telefonaktie Bolaget Lm Ericsson (Publ) Base station architecture for a mobile communications system
DE102011012226A1 (de) * 2011-02-24 2012-08-30 Giesecke & Devrient Gmbh Verfahren zum Betrieb einer Mikroprozessoreinheit, insbesondere in einem mobilen Endgerät
DE102011018431A1 (de) 2011-04-21 2012-10-25 Giesecke & Devrient Gmbh Verfahren zur Anzeige von Informationen auf einer Anzeigeeinrichtung eines Endgeräts
DE102011115135A1 (de) 2011-10-07 2013-04-11 Giesecke & Devrient Gmbh Mikroprozessorsystem mit gesicherter Laufzeitumgebung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4513412A (en) * 1983-04-25 1985-04-23 At&T Bell Laboratories Time division adaptive retransmission technique for portable radio telephones
US4698769A (en) * 1985-02-04 1987-10-06 American Telephone And Telegraph Company Supervisory audio tone detection in a radio channel
US4675863A (en) * 1985-03-20 1987-06-23 International Mobile Machines Corp. Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
US4670899A (en) * 1985-05-31 1987-06-02 Northern Telecom Limited Load balancing for cellular radiotelephone system
AU6147886A (en) * 1985-08-30 1987-03-24 Motorola, Inc. Radiotelephone system employing digitized speech/data and embedded signalling

Also Published As

Publication number Publication date
JPH04213235A (ja) 1992-08-04
DE69026235D1 (de) 1996-05-02
JP2898766B2 (ja) 1999-06-02
DK0439942T3 (da) 1996-04-22
EP0439942A2 (en) 1991-08-07
NO304918B1 (no) 1999-03-01
NO910321D0 (no) 1991-01-28
CA2032849C (en) 1995-04-11
EP0439942A3 (en) 1992-07-01
KR910015135A (ko) 1991-08-31
EP0439942B1 (en) 1996-03-27
DE69026235T2 (de) 1996-10-31
US5001742A (en) 1991-03-19

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN JULY 2002