JPS58117770A - 高速・低速モデム切替制御方式 - Google Patents

高速・低速モデム切替制御方式

Info

Publication number
JPS58117770A
JPS58117770A JP56212793A JP21279381A JPS58117770A JP S58117770 A JPS58117770 A JP S58117770A JP 56212793 A JP56212793 A JP 56212793A JP 21279381 A JP21279381 A JP 21279381A JP S58117770 A JPS58117770 A JP S58117770A
Authority
JP
Japan
Prior art keywords
speed modem
line
reception
signal
circuit
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
JP56212793A
Other languages
English (en)
Japanese (ja)
Other versions
JPS632514B2 (enExample
Inventor
Shigeo Matsunaga
松永　重男
Tomoharu Matsushita
友晴 松下
Makoto Watanabe
良 渡辺
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP56212793A priority Critical patent/JPS58117770A/ja
Publication of JPS58117770A publication Critical patent/JPS58117770A/ja
Publication of JPS632514B2 publication Critical patent/JPS632514B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Communication Control (AREA)
  • Facsimile Transmission Control (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP56212793A 1981-12-30 1981-12-30 高速・低速モデム切替制御方式 Granted JPS58117770A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56212793A JPS58117770A (ja) 1981-12-30 1981-12-30 高速・低速モデム切替制御方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56212793A JPS58117770A (ja) 1981-12-30 1981-12-30 高速・低速モデム切替制御方式

Publications (2)

Publication Number Publication Date
JPS58117770A true JPS58117770A (ja) 1983-07-13
JPS632514B2 JPS632514B2 (enExample) 1988-01-19

Family

ID=16628469

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56212793A Granted JPS58117770A (ja) 1981-12-30 1981-12-30 高速・低速モデム切替制御方式

Country Status (1)

Country Link
JP (1) JPS58117770A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61128854U (enExample) * 1985-01-30 1986-08-12
US6490056B1 (en) 1998-03-13 2002-12-03 Matsushita Graphic Communication Systems, Inc. Communication speed switching device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5435614A (en) * 1977-08-24 1979-03-15 Nec Corp Transfer speed selecting system in facsimile

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5435614A (en) * 1977-08-24 1979-03-15 Nec Corp Transfer speed selecting system in facsimile

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61128854U (enExample) * 1985-01-30 1986-08-12
US6490056B1 (en) 1998-03-13 2002-12-03 Matsushita Graphic Communication Systems, Inc. Communication speed switching device

Also Published As

Publication number Publication date
JPS632514B2 (enExample) 1988-01-19

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