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BRPI0817227A2 - Método e aparelho para receber um sinal de rádio, e, método para detectar a qualidade de um sinal analógico de rádio. - Google Patents

Método e aparelho para receber um sinal de rádio, e, método para detectar a qualidade de um sinal analógico de rádio.

Info

Publication number
BRPI0817227A2
BRPI0817227A2 BRPI0817227-7A BRPI0817227A BRPI0817227A2 BR PI0817227 A2 BRPI0817227 A2 BR PI0817227A2 BR PI0817227 A BRPI0817227 A BR PI0817227A BR PI0817227 A2 BRPI0817227 A2 BR PI0817227A2
Authority
BR
Brazil
Prior art keywords
radio signal
detecting
quality
receiving
analog
Prior art date
Application number
BRPI0817227-7A
Other languages
English (en)
Inventor
Paul J Peyla
Brian William Kroeger
Original Assignee
Ibiquity Digital 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 Ibiquity Digital Corp filed Critical Ibiquity Digital Corp
Publication of BRPI0817227A2 publication Critical patent/BRPI0817227A2/pt
Publication of BRPI0817227A8 publication Critical patent/BRPI0817227A8/pt

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/273—Adaptation for carrying or wearing by persons or animals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
    • H01Q1/46—Electric supply lines or communication lines
    • 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
    • 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
    • H04B17/346—Noise values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Circuits Of Receivers In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
BRPI0817227A 2007-09-26 2008-09-25 processo e aparelho para a recepção de um sinal de rádio BRPI0817227A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/861,479 US7982683B2 (en) 2007-09-26 2007-09-26 Antenna design for FM radio receivers
PCT/US2008/077634 WO2009042750A1 (en) 2007-09-26 2008-09-25 Antenna design for fm radio receivers

Publications (2)

Publication Number Publication Date
BRPI0817227A2 true BRPI0817227A2 (pt) 2015-06-16
BRPI0817227A8 BRPI0817227A8 (pt) 2019-01-29

Family

ID=39876746

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0817227A BRPI0817227A8 (pt) 2007-09-26 2008-09-25 processo e aparelho para a recepção de um sinal de rádio

Country Status (8)

Country Link
US (1) US7982683B2 (pt)
CN (2) CN101855777B (pt)
AR (1) AR071046A1 (pt)
BR (1) BRPI0817227A8 (pt)
CA (2) CA2700676C (pt)
CL (1) CL2008002842A1 (pt)
TW (1) TWI504058B (pt)
WO (1) WO2009042750A1 (pt)

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US8918062B2 (en) * 2009-12-08 2014-12-23 Qualcomm Incorporated Combined intelligent receive diversity (IRD) and mobile transmit diversity (MTD) with independent antenna switching for uplink and downlink
US8803631B2 (en) 2010-03-22 2014-08-12 Blackberry Limited Method and apparatus for adapting a variable impedance network
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KR101647665B1 (ko) * 2010-08-11 2016-08-11 엘지이노텍 주식회사 장애물에 따른 안테나 임피던스 매칭 조정 시스템
US8712340B2 (en) 2011-02-18 2014-04-29 Blackberry Limited Method and apparatus for radio antenna frequency tuning
GB2490145A (en) * 2011-04-20 2012-10-24 Frontier Silicon Ltd A DAB (RTM) receiver module, including tuneable impedance matching circuitry, for retrofitting DAB radio to a car
US8594584B2 (en) 2011-05-16 2013-11-26 Blackberry Limited Method and apparatus for tuning a communication device
US8817917B2 (en) 2011-06-21 2014-08-26 Ibiquity Digital Corporation Method and apparatus for implementing signal quality metrics and antenna diversity switching control
US9184961B2 (en) * 2011-07-25 2015-11-10 Ibiquity Digital Corporation FM analog demodulator compatible with IBOC signals
US8831546B2 (en) 2011-11-07 2014-09-09 Ibiquity Digital Corporation MRC antenna diversity for FM IBOC digital signals
US9406384B2 (en) * 2012-11-28 2016-08-02 Micron Technology, Inc. Matching semiconductor circuits
US10404295B2 (en) 2012-12-21 2019-09-03 Blackberry Limited Method and apparatus for adjusting the timing of radio antenna tuning
CN109672015B (zh) * 2014-04-11 2021-04-27 康普技术有限责任公司 消除多频带辐射阵列中的共振的方法
US9178548B1 (en) * 2014-04-21 2015-11-03 Ibiquity Digital Corporation First adjacent canceller (FAC) with improved blending using a parametric filter
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US9369165B1 (en) * 2014-06-13 2016-06-14 Amazon Technologies, Inc. Mitigating desense in collocated speaker and antenna system
JP6353342B2 (ja) * 2014-10-19 2018-07-04 国立研究開発法人情報通信研究機構 光アップ・ダウンコンバート型光位相共役対信号送受信回路
US9577718B2 (en) * 2014-11-19 2017-02-21 Qualcomm Incorporated Systems and methods for inductively coupled communications
CN105811104B (zh) * 2014-12-31 2020-09-25 联想(北京)有限公司 电子设备
US9901293B2 (en) 2015-02-24 2018-02-27 Senseonics, Incorporated Analyte sensor
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Also Published As

Publication number Publication date
US7982683B2 (en) 2011-07-19
TW200933976A (en) 2009-08-01
CA2700676C (en) 2016-07-05
CN101855777B (zh) 2014-07-09
CN101855777A (zh) 2010-10-06
CA2927389A1 (en) 2009-04-02
AR071046A1 (es) 2010-05-26
CL2008002842A1 (es) 2010-04-09
CN102983872A (zh) 2013-03-20
HK1149373A1 (en) 2011-09-30
BRPI0817227A8 (pt) 2019-01-29
CA2700676A1 (en) 2009-04-02
TWI504058B (zh) 2015-10-11
US20090079656A1 (en) 2009-03-26
CA2927389C (en) 2017-05-09
CN102983872B (zh) 2015-10-28
WO2009042750A1 (en) 2009-04-02

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements