JPS59201538A - アナログ・デイジタル通信方法 - Google Patents

アナログ・デイジタル通信方法

Info

Publication number
JPS59201538A
JPS59201538A JP7648283A JP7648283A JPS59201538A JP S59201538 A JPS59201538 A JP S59201538A JP 7648283 A JP7648283 A JP 7648283A JP 7648283 A JP7648283 A JP 7648283A JP S59201538 A JPS59201538 A JP S59201538A
Authority
JP
Japan
Prior art keywords
transmitter
analog
current value
digital signal
digital
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.)
Granted
Application number
JP7648283A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6323695B2 (OSRAM
Inventor
Haruo Yamauchi
山内　治男
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.)
Azbil Corp
Original Assignee
Azbil 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 Azbil Corp filed Critical Azbil Corp
Priority to JP7648283A priority Critical patent/JPS59201538A/ja
Publication of JPS59201538A publication Critical patent/JPS59201538A/ja
Publication of JPS6323695B2 publication Critical patent/JPS6323695B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dc Digital Transmission (AREA)
  • Small-Scale Networks (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP7648283A 1983-04-30 1983-04-30 アナログ・デイジタル通信方法 Granted JPS59201538A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7648283A JPS59201538A (ja) 1983-04-30 1983-04-30 アナログ・デイジタル通信方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7648283A JPS59201538A (ja) 1983-04-30 1983-04-30 アナログ・デイジタル通信方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP9009589A Division JPH01302996A (ja) 1989-04-10 1989-04-10 アナログ・デイジタル通信方法

Publications (2)

Publication Number Publication Date
JPS59201538A true JPS59201538A (ja) 1984-11-15
JPS6323695B2 JPS6323695B2 (OSRAM) 1988-05-17

Family

ID=13606411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7648283A Granted JPS59201538A (ja) 1983-04-30 1983-04-30 アナログ・デイジタル通信方法

Country Status (1)

Country Link
JP (1) JPS59201538A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62239300A (ja) * 1986-04-10 1987-10-20 横河電機株式会社 信号伝送方式

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5652958A (en) * 1979-10-06 1981-05-12 Meisei Electric Co Ltd Control signal transmission system of key telephone system
JPS5680945A (en) * 1979-12-05 1981-07-02 Hitachi Ltd Two-way signal transmitter
JPS56153497A (en) * 1980-04-30 1981-11-27 Fuji Electric Co Ltd Two-wire type measured value transmission system
JPS5829097A (ja) * 1981-08-15 1983-02-21 富士電機株式会社 二線式測定装置
JPS5848198A (ja) * 1981-09-16 1983-03-22 株式会社東芝 ２線式伝送装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5652958A (en) * 1979-10-06 1981-05-12 Meisei Electric Co Ltd Control signal transmission system of key telephone system
JPS5680945A (en) * 1979-12-05 1981-07-02 Hitachi Ltd Two-way signal transmitter
JPS56153497A (en) * 1980-04-30 1981-11-27 Fuji Electric Co Ltd Two-wire type measured value transmission system
JPS5829097A (ja) * 1981-08-15 1983-02-21 富士電機株式会社 二線式測定装置
JPS5848198A (ja) * 1981-09-16 1983-03-22 株式会社東芝 ２線式伝送装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62239300A (ja) * 1986-04-10 1987-10-20 横河電機株式会社 信号伝送方式

Also Published As

Publication number Publication date
JPS6323695B2 (OSRAM) 1988-05-17

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