CA2202044C - Transmission de donnees numeriques a l'aide de sous-porteuses multiples - Google Patents

Transmission de donnees numeriques a l'aide de sous-porteuses multiples Download PDF

Info

Publication number
CA2202044C
CA2202044C CA002202044A CA2202044A CA2202044C CA 2202044 C CA2202044 C CA 2202044C CA 002202044 A CA002202044 A CA 002202044A CA 2202044 A CA2202044 A CA 2202044A CA 2202044 C CA2202044 C CA 2202044C
Authority
CA
Canada
Prior art keywords
subcarrier
data
message
receiver
transmitting
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA002202044A
Other languages
English (en)
Other versions
CA2202044A1 (fr
Inventor
Daniel J. Park
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments 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
Priority claimed from US08/327,256 external-priority patent/US5649297A/en
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Publication of CA2202044A1 publication Critical patent/CA2202044A1/fr
Application granted granted Critical
Publication of CA2202044C publication Critical patent/CA2202044C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
    • H04H20/33—Arrangements for simultaneous broadcast of plural pieces of information by plural channels
    • H04H20/34—Arrangements for simultaneous broadcast of plural pieces of information by plural channels using an out-of-band subcarrier signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/70—Aspects of broadcast communication characterised in that receivers can be addressed

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
CA002202044A 1994-10-21 1995-09-21 Transmission de donnees numeriques a l'aide de sous-porteuses multiples Expired - Fee Related CA2202044C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/327,256 US5649297A (en) 1994-10-21 1994-10-21 Transmitting digital data using multiple subcarriers
US08/327,256 1994-10-21
PCT/US1995/012074 WO1996013131A1 (fr) 1994-10-21 1995-09-21 Transmission de donnees numeriques a l'aide de sous-porteuses multiples

Publications (2)

Publication Number Publication Date
CA2202044A1 CA2202044A1 (fr) 1996-05-02
CA2202044C true CA2202044C (fr) 2007-02-06

Family

ID=37734878

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002202044A Expired - Fee Related CA2202044C (fr) 1994-10-21 1995-09-21 Transmission de donnees numeriques a l'aide de sous-porteuses multiples

Country Status (1)

Country Link
CA (1) CA2202044C (fr)

Also Published As

Publication number Publication date
CA2202044A1 (fr) 1996-05-02

Similar Documents

Publication Publication Date Title
US5649297A (en) Transmitting digital data using multiple subcarriers
US4742514A (en) Method and apparatus for controlling a TDM communication device
EP0261112B1 (fr) Procede et appareil de commande d'un dispositif de communication a multiplexage temporel
US4754450A (en) TDM communication system for efficient spectrum utilization
RU2157598C2 (ru) Способ и устройство для передачи широковещательных сообщений в сети связи
US5864546A (en) System for formatting broadcast data for satellite transmission and radio reception
FI113605B (fi) Radiopuhelinjärjestelmä kaukotilaajaryhmille
EP0894371B1 (fr) Systeme et procede pour reduire les interferences generees par un appareil de communication numerique
US6397076B1 (en) Method and apparatus for dispatch communications in a broadcast radio system
US5757782A (en) Paging system with multiple baseband subcarriers
EP0959574B1 (fr) Système pour limiter la consommation énergétique d'un récepteur de radiodiffusion, comportant un système d'alimentation intermittente de certains circuits pendant les périodes de réception des données pertinentes
KR20010024618A (ko) 위성 직접 라디오 방송 시스템용 신호 프로토콜
US5881365A (en) Digital compressed voice paging system which uses R.D.S. format for the ID signals and S.C.A. format for the voice signals both formats being FM subcarriers
JP3889062B2 (ja) 単一周波数網で地域毎に異なる情報を伝送する方法
KR20000053111A (ko) 디지털위성 직접 방송시스템
WO2003021827A2 (fr) Systeme de radiodiffusion commerciale americaine en modulation de frequence au format numerique
US7023832B2 (en) Paging system with spacial, frequency and time diversity
US6067445A (en) Dual channel dual speed FM subcarrier paging system
EP0261127B1 (fr) Systeme de communication a multiplexage temporel permettant une utilisation efficace du spectre des frequences
US6088577A (en) Multiple subcarrier communication system
WO1992008303A1 (fr) Fonctionnement d'un systeme de donnees radio sur canaux multiples
JP3805369B2 (ja) 二重チャンネル二重速度ｆｍ副搬送波無線呼出システム
CA1265269A (fr) Systeme de communication mrt utilisant le spectre de facon efficace
KR970055771A (ko) 위성방송용 mpegii 공패킷을 이용한 페이징 정보 수신장치
HK1020811B (en) System and method for reducing interference generated by a digital communication device

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed