CA2282891C - Systeme de communication utilisant une ligne de transmission rayonnante - Google Patents

Systeme de communication utilisant une ligne de transmission rayonnante Download PDF

Info

Publication number
CA2282891C
CA2282891C CA002282891A CA2282891A CA2282891C CA 2282891 C CA2282891 C CA 2282891C CA 002282891 A CA002282891 A CA 002282891A CA 2282891 A CA2282891 A CA 2282891A CA 2282891 C CA2282891 C CA 2282891C
Authority
CA
Canada
Prior art keywords
audio
signals
transmission line
frequency
video
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
CA002282891A
Other languages
English (en)
Other versions
CA2282891A1 (fr
Inventor
Gerald Graham
Paul William Liber
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.)
Mine Radio Systems Inc
Original Assignee
Mine Radio Systems 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 Mine Radio Systems Inc filed Critical Mine Radio Systems Inc
Publication of CA2282891A1 publication Critical patent/CA2282891A1/fr
Application granted granted Critical
Publication of CA2282891C publication Critical patent/CA2282891C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/36—Repeater circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Transmitters (AREA)
  • Mobile Radio Communication Systems (AREA)
CA002282891A 1994-09-14 1994-09-14 Systeme de communication utilisant une ligne de transmission rayonnante Expired - Fee Related CA2282891C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002132036A CA2132036C (fr) 1994-09-14 1994-09-14 Systeme de communication utilisant une ligne de transmission rayonnante

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002132036A Division CA2132036C (fr) 1994-09-14 1994-09-14 Systeme de communication utilisant une ligne de transmission rayonnante

Publications (2)

Publication Number Publication Date
CA2282891A1 CA2282891A1 (fr) 1996-03-15
CA2282891C true CA2282891C (fr) 2002-09-10

Family

ID=4154316

Family Applications (2)

Application Number Title Priority Date Filing Date
CA002132036A Expired - Fee Related CA2132036C (fr) 1994-09-14 1994-09-14 Systeme de communication utilisant une ligne de transmission rayonnante
CA002282891A Expired - Fee Related CA2282891C (fr) 1994-09-14 1994-09-14 Systeme de communication utilisant une ligne de transmission rayonnante

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA002132036A Expired - Fee Related CA2132036C (fr) 1994-09-14 1994-09-14 Systeme de communication utilisant une ligne de transmission rayonnante

Country Status (1)

Country Link
CA (2) CA2132036C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107968936B (zh) * 2017-12-29 2023-09-29 长江勘测规划设计研究有限责任公司 应用于水电站地下厂房的网络传输设备

Also Published As

Publication number Publication date
CA2132036C (fr) 1999-12-14
CA2132036A1 (fr) 1996-03-15
CA2282891A1 (fr) 1996-03-15

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20140916