BR9204795A - Circuito e processo para indicar nivel de interferencia,e dispositivo de comunicacao - Google Patents

Circuito e processo para indicar nivel de interferencia,e dispositivo de comunicacao

Info

Publication number
BR9204795A
BR9204795A BR9204795A BR9204795A BR9204795A BR 9204795 A BR9204795 A BR 9204795A BR 9204795 A BR9204795 A BR 9204795A BR 9204795 A BR9204795 A BR 9204795A BR 9204795 A BR9204795 A BR 9204795A
Authority
BR
Brazil
Prior art keywords
circuit
communication device
interference level
indicate interference
indicate
Prior art date
Application number
BR9204795A
Other languages
English (en)
Inventor
Edward C Shultz
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 BR9204795A publication Critical patent/BR9204795A/pt

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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Noise Elimination (AREA)
BR9204795A 1991-04-29 1992-03-25 Circuito e processo para indicar nivel de interferencia,e dispositivo de comunicacao BR9204795A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US69318691A 1991-04-29 1991-04-29
PCT/US1992/002356 WO1992020165A1 (en) 1991-04-29 1992-03-25 Interference detection technique

Publications (1)

Publication Number Publication Date
BR9204795A true BR9204795A (pt) 1993-07-13

Family

ID=24783669

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9204795A BR9204795A (pt) 1991-04-29 1992-03-25 Circuito e processo para indicar nivel de interferencia,e dispositivo de comunicacao

Country Status (9)

Country Link
US (1) US5603087A (pt)
JP (1) JP2860419B2 (pt)
CN (1) CN1030364C (pt)
BR (1) BR9204795A (pt)
CA (1) CA2083277C (pt)
GB (1) GB2262017B (pt)
MX (1) MX9202003A (pt)
MY (1) MY131094A (pt)
WO (1) WO1992020165A1 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5752190A (en) * 1993-07-30 1998-05-12 Hughes Electronics Supervisory audio tone based carrier-to-interference measurement in a mobile cellular communication system
DE4409455C1 (de) * 1994-03-18 1996-01-18 Deutsche Telekom Mobil Verfahren zur Bestimmung des C/I Verhältnisses eines Empfangssignals für Gleich- oder Nachbarkanalstörer in digitalen Mobilfunknetzen
GB2307626B (en) * 1995-11-24 2000-06-07 Nokia Mobile Phones Ltd A signal receiver
KR100470009B1 (ko) * 1996-09-18 2005-06-01 코닌클리케 필립스 일렉트로닉스 엔.브이. 간섭검출회로,간섭검출방법,수신기및fm수신기
US6229997B1 (en) * 1997-04-21 2001-05-08 Pittway, Corp. Interference detecting receiver
US6008760A (en) * 1997-05-23 1999-12-28 Genghis Comm Cancellation system for frequency reuse in microwave communications
US6181924B1 (en) * 1997-07-01 2001-01-30 Telefonaktiebolaget Lm Ericsson (Publ) Method and system for rejecting interfering signals
SE521875C2 (sv) 1998-12-23 2003-12-16 Ericsson Telefon Ab L M Förfarande och anordning i ett radiokommunikationssystem
JP4250875B2 (ja) * 2001-03-28 2009-04-08 日本電気株式会社 警報装置及びそれに用いる警報発生方法並びにそのプログラム
US20030064718A1 (en) * 2001-09-28 2003-04-03 Haines Robert E. Selective communication in a wireless network based on peer-to-peer signal quality
US7031680B2 (en) * 2002-12-05 2006-04-18 Freescale Semiconductor, Inc. Stop-on-station method and apparatus
US7680456B2 (en) * 2005-02-16 2010-03-16 Texas Instruments Incorporated Methods and apparatus to perform signal removal in a low intermediate frequency receiver
EP2057589B1 (en) * 2007-06-08 2014-05-07 LG Innotek Co., Ltd. Tag device, reader device, and rfid system
US8064857B2 (en) * 2008-12-15 2011-11-22 Panasonic Automotive Systems Company Of America, Division Of Panasonic Corporation Of North America Method and apparatus for co-channel interference detection in a radio
CN102998671A (zh) * 2012-11-23 2013-03-27 北京理工大学 一种利用梯形调制波判断调频连续波测距时有无强信号干扰的方法
US10749557B1 (en) 2019-07-12 2020-08-18 Bae Systems Information And Electronic Systems Integration Inc. Adaptive spur processing

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4268722A (en) * 1978-02-13 1981-05-19 Motorola, Inc. Radiotelephone communications system
US4412350A (en) * 1981-12-30 1983-10-25 Bell Telephone Laboratories, Incorporated Method and apparatus for distinguishing between minimum and non-minimum phase fades
US4485486A (en) * 1982-08-03 1984-11-27 Motorola, Inc. Method and apparatus for assigning duplex radio channels and scanning duplex radio channels assigned to mobile and portable radio telephones in a cellular radiotelephone communications system
US4549311A (en) * 1982-08-03 1985-10-22 Motorola, Inc. Method and apparatus for measuring the strength of a radio signal frequency
US4561114A (en) * 1983-02-08 1985-12-24 Nippon Telegraph & Telephone Public Corporation Cochannel interference measurement system
US4777659A (en) * 1983-09-26 1988-10-11 U.S. Philips Corporation Detector for indicating reception disturbances during ultrashort wave broadcast reception
CA1230648A (en) * 1984-07-13 1987-12-22 Gerald P. Labedz Cellular voice and data radiotelephone system
US4696027A (en) * 1986-08-01 1987-09-22 Motorola, Inc. Handoff apparatus and method with interference reduction for a radio system
JP2698349B2 (ja) * 1987-03-18 1998-01-19 ソニー 株式会社 Ｆｍ通信機
JPS6420817A (en) * 1987-07-14 1989-01-24 Fujita Shimao Food boiling apparatus
IL89961A (en) * 1988-06-02 1992-12-01 Motorola Inc Interference detecting circuit for high frequency angular modulated system
US4998289A (en) * 1988-06-02 1991-03-05 Motorola, Inc. Signal integrity control technique for an RF communication system
FI86352C (fi) * 1989-11-14 1992-08-10 Nokia Oy Ab Digitaliskt radiolaenksystem och foerfarande foer reglering av en saendingseffekt i ett digitaliskt radiolaenksystem.

Also Published As

Publication number Publication date
GB9226704D0 (en) 1993-02-24
WO1992020165A1 (en) 1992-11-12
CN1030364C (zh) 1995-11-22
GB2262017B (en) 1995-06-14
GB2262017A (en) 1993-06-02
MY131094A (en) 2007-07-31
MX9202003A (es) 1992-10-01
US5603087A (en) 1997-02-11
JP2860419B2 (ja) 1999-02-24
JPH05508294A (ja) 1993-11-18
CA2083277C (en) 1997-07-08
CN1066352A (zh) 1992-11-18

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
HO Change of classification

Free format text: H04Q 7/22

FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law
B15K Others concerning applications: alteration of classification

Ipc: H04B 1/10 (2006.01)