NO934273D0 - System for detektering og korrigering av radiofrekvensfeil - Google Patents

System for detektering og korrigering av radiofrekvensfeil

Info

Publication number
NO934273D0
NO934273D0 NO934273A NO934273A NO934273D0 NO 934273 D0 NO934273 D0 NO 934273D0 NO 934273 A NO934273 A NO 934273A NO 934273 A NO934273 A NO 934273A NO 934273 D0 NO934273 D0 NO 934273D0
Authority
NO
Norway
Prior art keywords
radio frequency
error detection
frequency error
correction system
correction
Prior art date
Application number
NO934273A
Other languages
English (en)
Other versions
NO934273L (no
Inventor
Alfred B Wieczorek
Jr Charles N Lynk
Jr Walter J Rozanski
Kenneth J Zdunek
Terry K Mansfield
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 NO934273L publication Critical patent/NO934273L/no
Publication of NO934273D0 publication Critical patent/NO934273D0/no

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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/405—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with multiple discrete channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/005—Control of transmission; Equalising

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Transmitters (AREA)
NO934273A 1991-05-28 1993-11-25 System for detektering og korrigering av radiofrekvensfeil NO934273D0 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/705,875 US5249305A (en) 1989-09-27 1991-05-28 Radio frequency error detection and correction system
PCT/US1992/000748 WO1992022142A1 (en) 1991-05-28 1992-01-30 Radio frequency error detection and correction system

Publications (2)

Publication Number Publication Date
NO934273L NO934273L (no) 1993-11-25
NO934273D0 true NO934273D0 (no) 1993-11-25

Family

ID=24835318

Family Applications (1)

Application Number Title Priority Date Filing Date
NO934273A NO934273D0 (no) 1991-05-28 1993-11-25 System for detektering og korrigering av radiofrekvensfeil

Country Status (8)

Country Link
US (1) US5249305A (no)
EP (1) EP0586548B1 (no)
JP (1) JPH06507531A (no)
CA (1) CA2107767C (no)
DE (1) DE69218934T2 (no)
FI (1) FI935258A0 (no)
NO (1) NO934273D0 (no)
WO (1) WO1992022142A1 (no)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5450617A (en) * 1993-05-25 1995-09-12 Motorola, Inc. Method and apparatus for closed loop frequency control in a two-way communication system
DE69428519D1 (de) * 1993-11-22 2001-11-08 Koninkl Philips Electronics Nv Telekommunikationssystem, erste und zweite station und funksendeempfänger für ein solches system
US6334219B1 (en) 1994-09-26 2001-12-25 Adc Telecommunications Inc. Channel selection for a hybrid fiber coax network
USRE42236E1 (en) 1995-02-06 2011-03-22 Adc Telecommunications, Inc. Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing
US7280564B1 (en) 1995-02-06 2007-10-09 Adc Telecommunications, Inc. Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing
FI97582C (fi) * 1995-03-03 1997-01-10 Nokia Telecommunications Oy Matkaviestimen lähetyksen tahdistaminen
US5794119A (en) * 1995-11-21 1998-08-11 Stanford Telecommunications, Inc. Subscriber frequency control system and method in point-to-multipoint RF communication system
US5889816A (en) * 1996-02-02 1999-03-30 Lucent Technologies, Inc. Wireless adapter architecture for mobile computing
US5805984A (en) * 1996-03-05 1998-09-08 Motorola, Inc. Method and apparatus for eliminating frequency mismatch between a transmitter and a receiver
US5819177A (en) * 1996-03-20 1998-10-06 Dynamic Telecommunications, Inc. Fixed wireless terminals with network management method and apparatus
US6041088A (en) * 1996-10-23 2000-03-21 Sicom, Inc. Rapid synchronization for communication systems
DE19737758A1 (de) * 1997-08-29 1999-03-04 Bosch Gmbh Robert Verfahren zum Einstellen der Sendeträgerfrequenz in einer Teilnehmerstation eines Punkt-zu-Mehrpunkt Funkübertragungssystem
US6240276B1 (en) * 1998-04-28 2001-05-29 Ericsson Inc. Compensating for errors in tuning frequency of a global positioning satellite (GPS) receiver
US6650874B1 (en) * 1999-11-23 2003-11-18 Agere Systems, Inc. Real-time slow drift correction of alignment of handset's local oscillator for cordless telephone
JP2002077288A (ja) * 2000-06-20 2002-03-15 Comspace Corp 閉ループ周波数制御
US7024187B2 (en) * 2000-12-08 2006-04-04 Samsung Electronics Co., Ltd. System and method for performing diagnostics on a mobile station using over-the-air transfer of interpreted byte-code program
US7228118B2 (en) * 2002-06-27 2007-06-05 Agere Systems Inc. Method of calibrating PLL frequency synthesizers to precise frequencies with low tolerance crystals in their master reference oscillators
US20040106381A1 (en) * 2002-09-06 2004-06-03 Engim Incorporated Transmit signal cancellation in wireless receivers
US7209716B2 (en) * 2003-02-27 2007-04-24 Ntt Docomo, Inc. Radio communication system, radio station, and radio communication method
US8312496B2 (en) * 2008-04-28 2012-11-13 Acterna Llc Measuring the frequency response of a CATV network
CN103248439B (zh) * 2013-04-08 2015-01-28 贵州航天天马机电科技有限公司 一种无线通信设备故障检测系统及其方法
CN103731162B (zh) * 2013-12-20 2015-08-12 天津光电通信技术有限公司 一种基于arm实现数字下变频的宽频扫描系统
CN104202100A (zh) * 2014-09-04 2014-12-10 安徽白鹭电子科技有限公司 频谱仪的瞬态检波方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4401860A (en) * 1982-01-29 1983-08-30 Bell Telephone Laboratories, Incorporated Frequency signaling method and apparatus with dynamic compensation for frequency errors
GB8323966D0 (en) * 1983-09-07 1983-10-12 British Telecomm Frequency control for point-to-multipoint radio
JPH0744485B2 (ja) * 1987-05-22 1995-05-15 三菱電機株式会社 自動車電話装置
JPH0290321A (ja) * 1988-09-28 1990-03-29 Hitachi Ltd カタログ実行制御方式
WO1991005410A1 (en) * 1989-09-27 1991-04-18 Motorola, Inc. Method and apparatus for adjusting the frequency of a two-way radio

Also Published As

Publication number Publication date
CA2107767A1 (en) 1992-11-29
EP0586548B1 (en) 1997-04-09
EP0586548A1 (en) 1994-03-16
EP0586548A4 (en) 1994-03-21
NO934273L (no) 1993-11-25
CA2107767C (en) 1997-01-28
DE69218934D1 (de) 1997-05-15
FI935258A (fi) 1993-11-26
FI935258A0 (fi) 1993-11-26
US5249305A (en) 1993-09-28
DE69218934T2 (de) 1997-10-16
WO1992022142A1 (en) 1992-12-10
JPH06507531A (ja) 1994-08-25

Similar Documents

Publication Publication Date Title
NO934273D0 (no) System for detektering og korrigering av radiofrekvensfeil
DE69120333T2 (de) Verriegeltes On-Chip-Fehlererkennungs- und -korrektursystem
NO180809C (no) Fremgangsmåte til korrigering av fasefeil og forsterkningsfeil
NO952380D0 (no) Framgangsmåte og anordning for mottak av et radiosignal
DK86092D0 (da) Fejldetekterende system
DE69328318D1 (de) Fehlerkorrekturschaltung
NO983723D0 (no) System og fremgangsmåte for feildeteksjon og gjenoppretting
NO905055L (no) Framgangsmaate og anordning for frekvensstyring for en digital radiomottaker.
EP0407101A3 (en) Error detection and correction system for long burst errors
FI103442B1 (fi) Digitaalinen radiolinkkijärjestelmä ja radiolinkkilaite
DE69418259T2 (de) Signalkorrektur
NO940353D0 (no) Framgangsmaate og anordning for haandtering av uriktige registreringer
NO912280D0 (no) Fremgangsmaate og mottaker for mottaking av diskrete signaler.
DE3483938D1 (de) Datenfehlerdetektion und korrekturschaltung.
EP0491544A3 (en) Error detection and correction memory system
FI935542A (fi) Menetelmä ja laite radiosignaalin voimakkuustietosignaalin korjaamiseksi
DE68926412D1 (de) Datenfehler-Detektion und -Korrektur
DE69214705T2 (de) Fehlerkorrektursystem
DE69433419D1 (de) Tragbares Radiosignal-Detektionssystem
DK486389A (da) FREMGANGSMAADE OG INDRETNING FOR ADRESSERõNG TIL EN MODTAGER
GB9601769D0 (en) Frequency error measuring apparatus and radio apparatus
GB2245442B (en) Frequency error detecting apparatus
DE69215920T2 (de) RF Verstärker System
NO911671L (no) Fremgangsmaate og kretsanordning for aa gjenkjenne signalersom er beheftet med forstyrrelser.
NO974047D0 (no) Frekvensfeildetektor