BRPI0408178A - receptor e método para recepção simultánea de multiplos canais - Google Patents

receptor e método para recepção simultánea de multiplos canais

Info

Publication number
BRPI0408178A
BRPI0408178A BRPI0408178-1A BRPI0408178A BRPI0408178A BR PI0408178 A BRPI0408178 A BR PI0408178A BR PI0408178 A BRPI0408178 A BR PI0408178A BR PI0408178 A BRPI0408178 A BR PI0408178A
Authority
BR
Brazil
Prior art keywords
signals
channel
receiver
simultaneous reception
demultiplexer
Prior art date
Application number
BRPI0408178-1A
Other languages
English (en)
Portuguese (pt)
Inventor
Michael Anthony Pugel
Original Assignee
Thomson Licensing
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 Thomson Licensing filed Critical Thomson Licensing
Publication of BRPI0408178A publication Critical patent/BRPI0408178A/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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
    • H04B1/0025—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage using a sampling rate lower than twice the highest frequency component of the sampled signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • 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
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers
    • H04B1/28—Circuits for superheterodyne receivers the receiver comprising at least one semiconductor device having three or more electrodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/006—Demodulation of angle-, frequency- or phase- modulated oscillations by sampling the oscillations and further processing the samples, e.g. by computing techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Circuits Of Receivers In General (AREA)
  • Superheterodyne Receivers (AREA)
BRPI0408178-1A 2003-03-10 2004-03-05 receptor e método para recepção simultánea de multiplos canais BRPI0408178A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US45332803P 2003-03-10 2003-03-10
PCT/US2004/006797 WO2004082189A2 (en) 2003-03-10 2004-03-05 Receiver and method for concurrent receiving of multiple channels

Publications (1)

Publication Number Publication Date
BRPI0408178A true BRPI0408178A (pt) 2006-03-01

Family

ID=32990757

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0408178-1A BRPI0408178A (pt) 2003-03-10 2004-03-05 receptor e método para recepção simultánea de multiplos canais

Country Status (8)

Country Link
US (1) US20060189291A1 (enExample)
EP (1) EP1604464A2 (enExample)
JP (1) JP2006521075A (enExample)
KR (1) KR20050106094A (enExample)
CN (1) CN1856942A (enExample)
BR (1) BRPI0408178A (enExample)
MX (1) MXPA05009693A (enExample)
WO (1) WO2004082189A2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2460417B (en) 2008-05-28 2011-04-06 Mirics Semiconductor Ltd Broadcast receiver system
US8086197B2 (en) * 2008-11-12 2011-12-27 Nxp B.V. Multi-channel receiver architecture and reception method
US8312346B2 (en) 2009-05-01 2012-11-13 Mirics Semiconductor Limited Systems and methods for communications
JP2012129671A (ja) * 2010-12-14 2012-07-05 Jvc Kenwood Corp ラジオ受信機、ラジオ受信方法およびプログラム
KR101277979B1 (ko) * 2011-12-21 2013-06-27 피앤피네트워크 주식회사 Ｄｒｍ 수신기를 위한 다중 채널 동시 수신 시스템 및 그 방법
WO2024221088A1 (en) * 2023-04-22 2024-10-31 Jorgen Staal Nielsen Multiband signal processor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2176356A (en) * 1985-06-12 1986-12-17 Philips Electronic Associated Method of, and demodulator for, digitally demodulating an ssb signal
JPH0260314A (ja) * 1988-08-26 1990-02-28 Nec Corp 適応型受信機
US6263195B1 (en) * 1999-02-12 2001-07-17 Trw Inc. Wideband parallel processing digital tuner
JP2001103024A (ja) * 1999-09-29 2001-04-13 Fujitsu Ltd デジタル無線装置、デジタル無線通信システム、デジタル無線送信装置、デジタル無線通信方法
JP4652546B2 (ja) * 2000-09-21 2011-03-16 三星電子株式会社 受信機
US7027520B2 (en) * 2001-08-30 2006-04-11 Thomson Licensing Method and apparatus for simultaneously retrieving portions of a data stream from different channels
US6704372B2 (en) * 2001-09-18 2004-03-09 Broadlogic Network Technologies Inc. Digital implementation of multi-channel demodulators
GB2382282B (en) * 2001-11-19 2003-11-12 Lucent Technologies Inc A digital demodulator a telecommunications receiver and a method of digital demodulation
MXPA04009064A (es) * 2002-03-21 2005-06-08 Thomson Licensing Sa Receptor de senal para recibir en forma simultanea una pluralidad de senales de transmision.

Also Published As

Publication number Publication date
US20060189291A1 (en) 2006-08-24
KR20050106094A (ko) 2005-11-08
WO2004082189A3 (en) 2004-12-29
MXPA05009693A (es) 2006-04-28
WO2004082189A2 (en) 2004-09-23
CN1856942A (zh) 2006-11-01
JP2006521075A (ja) 2006-09-14
EP1604464A2 (en) 2005-12-14

Similar Documents

Publication Publication Date Title
EP3267602B1 (en) System and method for enhancing the performance of wideband digital rf transport systems
EP0763309B9 (en) Wideband wireless basestation making use of time division multiple-access bus to effect switchable connections to modulator/demodulator resources
CA2490529A1 (en) Repeater with digital channelizer
ATE276525T1 (de) Empfängereichungsverfahren für glonass
DE69908166D1 (de) Architektur einer breitbandbasisstation zur fortgeschrittenen resouranverwaltung
DE60235766D1 (de) Digitale implementierung von mehrkanaldemodulatoren
DE69530774T2 (de) Breitband fft kanalisierer
KR20100005141A (ko) 무선 통신 장치, 무선 통신 시스템 및 무선 통신 방법
EP0874488A3 (en) Transparent multiplexer/demultiplexer
CA2428577A1 (en) Multi-channel demodulation with blind digital beamforming
BR9910765A (pt) Receptor sintonizável com uma pluralidade de canais de frequência, e, processo para receber sinais através de um canal de uma pluralidade de canais de frequência
BRPI0621755A8 (pt) Sintonizador a cabo digital com vários canais
WO2009008688A3 (en) Apparatus for transmitting and receiving a signal and a method of transmtiing and receiving a signal
EP1076426A3 (en) Dynamic repeater configuration for multilink satellite systems with robust subchannel interconnect capability
JP2001007880A (ja) デジタル復調器における直交チャネライザ
EP0975109A4 (en) METHOD FOR THE TRANSMISSION OF DIGITAL BROADCASTING PROGRAMS AND RECEIVERS FOR THE RECEPTION OF THESE DIGITAL BROADCASTING PROGRAMS
TW200511782A (en) Multiple communication protocols with common sampling rate
WO2008128403A1 (en) Signal combination method, device and system having different system, same band and antenna sharing
MY135792A (en) A multi-channel tuner using a discrete cosine transform
WO2004082189A3 (en) Receiver and method for concurrent receiving of multiple channels
DE3667889D1 (de) Zeitmultiplexkommunikationssystem zur leistungsfaehigen ausnutzung des spektrums.
WO2003052988A8 (en) Apparatus and method for demultiplexing a polarization-multiplexed signal
WO2005004499A3 (en) A system and method for excluding narrow band noise from a communication channel
EP1383248A3 (en) Superheterodyne receiver
WO2015137590A1 (ko) 다채널 고층관측용 라디오존데 수신 장치

Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 7A E 8A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2159 DE 22/05/2012.