BR9611605A - Aparelho para compressão de um sinal de rádio processo para compressão de um canal de rádio comunicações e estação base - Google Patents

Aparelho para compressão de um sinal de rádio processo para compressão de um canal de rádio comunicações e estação base

Info

Publication number
BR9611605A
BR9611605A BR9611605A BR9611605A BR9611605A BR 9611605 A BR9611605 A BR 9611605A BR 9611605 A BR9611605 A BR 9611605A BR 9611605 A BR9611605 A BR 9611605A BR 9611605 A BR9611605 A BR 9611605A
Authority
BR
Brazil
Prior art keywords
compressing
base station
signal process
radio
radio signal
Prior art date
Application number
BR9611605A
Other languages
English (en)
Inventor
Anders Engman
Jafar Rostamy
Perner Johan Von
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of BR9611605A publication Critical patent/BR9611605A/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • H03G3/344—Muting responsive to the amount of noise (noise squelch)
BR9611605A 1995-11-22 1996-11-08 Aparelho para compressão de um sinal de rádio processo para compressão de um canal de rádio comunicações e estação base BR9611605A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/562,085 US5970399A (en) 1995-11-22 1995-11-22 Radio channel squelching systems
PCT/SE1996/001440 WO1997019515A1 (en) 1995-11-22 1996-11-08 Radio channel squelching systems

Publications (1)

Publication Number Publication Date
BR9611605A true BR9611605A (pt) 1999-06-29

Family

ID=24244733

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9611605A BR9611605A (pt) 1995-11-22 1996-11-08 Aparelho para compressão de um sinal de rádio processo para compressão de um canal de rádio comunicações e estação base

Country Status (7)

Country Link
US (1) US5970399A (pt)
AU (1) AU714352B2 (pt)
BR (1) BR9611605A (pt)
CA (1) CA2238191A1 (pt)
MX (1) MX9804020A (pt)
NZ (1) NZ322640A (pt)
WO (1) WO1997019515A1 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001501790A (ja) * 1996-09-25 2001-02-06 クゥアルコム・インコーポレイテッド 復号された音声パラメータを用いる移動電話で受信された不良データパケットの検出を行う方法およびその装置
US7788092B2 (en) * 1996-09-25 2010-08-31 Qualcomm Incorporated Method and apparatus for detecting bad data packets received by a mobile telephone using decoded speech parameters
US6374095B1 (en) * 1997-11-07 2002-04-16 Honeywell International Inc. Method and apparatus for providing a squelch function on narrow band radio receivers
JP3224368B2 (ja) * 1998-05-29 2001-10-29 沖電気工業株式会社 無線受信機
JP3464150B2 (ja) * 1998-07-29 2003-11-05 沖電気工業株式会社 移動通信受信装置
US6192226B1 (en) * 1998-12-21 2001-02-20 Motorola, Inc. Carrier squelch processing system and apparatus
US6775526B2 (en) * 2000-12-01 2004-08-10 Microchip Technology Incorporated Modulated input signal filter
US6675020B2 (en) * 2001-02-14 2004-01-06 Telefonaktiebolaget Lm Ericsson (Publ) Self-sacrificing cellular system
US7916811B2 (en) * 2004-02-11 2011-03-29 General Instrument Corporation Method and apparatus for improved burst acquisition in a digital receiver
US7710294B2 (en) * 2006-10-19 2010-05-04 Apple Inc. For externally clocked digital audio input, determining a valid clock and muting audio during synchronization
US7941114B2 (en) * 2008-07-03 2011-05-10 Honeywell International Inc. Noise measurement for radio squelch function
JP7000755B2 (ja) * 2017-09-12 2022-01-19 株式会社Ｊｖｃケンウッド 受信機及びノイズスケルチ制御方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4025853A (en) * 1976-02-12 1977-05-24 Bell Telephone Laboratories, Incorporated Method and apparatus for radio system cochannel interference suppression
US4245348A (en) * 1977-05-27 1981-01-13 General Research Of Electronics, Inc. Center frequency tuning system for radio-frequency signal receiver
NL184594C (nl) * 1979-09-04 1989-09-01 Philips Nv Radio-ontvanger voorzien van een frequentie gesleutelde lus met audiofrequente terugkoppeling, en een stomschakeling.
US4371981A (en) * 1980-04-14 1983-02-01 Rockwell International Corporation Spectral squelch
US4388731A (en) * 1981-07-01 1983-06-14 Rockwell International Corporation Receiver with squelch for offset carrier environment
US4479252A (en) * 1981-10-09 1984-10-23 Thomson-Csf Device for reduction of the false alarm ratio and monitor receiver comprising such a device of this nature
US4541118A (en) * 1983-12-22 1985-09-10 Motorola, Inc. SSB System with pilot coded squelch
JPS6210930A (ja) * 1985-07-06 1987-01-19 Nec Corp スケルチ検出回路
US5014343A (en) * 1988-07-25 1991-05-07 Microwave Data Systems, Inc. Squelch-tail eliminator
US4922549A (en) * 1988-10-27 1990-05-01 Motorola, Inc. Digital FM squelch detector
US5036543A (en) * 1989-06-30 1991-07-30 Pioneer Electronic Corporation Noise suppression apparatus for FM receiver
US5204973A (en) * 1989-11-17 1993-04-20 Sanyo Electric Co., Ltd. Receiver capable of quickly suppressing defective effect of multipath reflection interference
US5146610A (en) * 1989-11-29 1992-09-08 Motorola, Inc. Discontinuous transmission muting/unmuting system with link continuity
US5212817A (en) * 1990-09-14 1993-05-18 Atkinson Noel D Ultra high speed scan system
US5408693A (en) * 1991-12-24 1995-04-18 Motorola, Inc. Muting of radio-transmitter digital audio based on received signal strength
US5473615A (en) * 1993-03-17 1995-12-05 Matsushita Communication Industrial Corporation Of America Digital supervisory audio tone detector
US5410741A (en) * 1993-03-23 1995-04-25 Motorola Inc. Automatic gain control of transponded supervisory audio tone
AU695887B2 (en) * 1994-04-21 1998-08-27 Ericsson Inc. Reducing interference from oscillators in electronic equipment

Also Published As

Publication number Publication date
MX9804020A (es) 1998-09-30
AU7658996A (en) 1997-06-11
US5970399A (en) 1999-10-19
WO1997019515A1 (en) 1997-05-29
CA2238191A1 (en) 1997-05-29
AU714352B2 (en) 1999-12-23
NZ322640A (en) 1999-08-30

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Legal Events

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FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
HHFI Decision: rectification
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

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B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.