JPS5530230A - Mixer for multi-frequency signal - Google Patents

Mixer for multi-frequency signal

Info

Publication number
JPS5530230A
JPS5530230A JP10300878A JP10300878A JPS5530230A JP S5530230 A JPS5530230 A JP S5530230A JP 10300878 A JP10300878 A JP 10300878A JP 10300878 A JP10300878 A JP 10300878A JP S5530230 A JPS5530230 A JP S5530230A
Authority
JP
Japan
Prior art keywords
signals
frequency signal
frequency
mixer
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
JP10300878A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6326596B2 (cg-RX-API-DMAC7.html
Inventor
Takashi Murakami
Takeshi Sanbe
Takashi Kikuta
Junji Asakura
Koji Inoue
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
Hitachi Ltd
NEC Corp
Oki Electric Industry Co Ltd
NTT Inc
Original Assignee
Fujitsu Ltd
Hitachi Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Nippon Electric Co 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, Hitachi Ltd, NEC Corp, Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd, Nippon Electric Co Ltd filed Critical Fujitsu Ltd
Priority to JP10300878A priority Critical patent/JPS5530230A/ja
Publication of JPS5530230A publication Critical patent/JPS5530230A/ja
Publication of JPS6326596B2 publication Critical patent/JPS6326596B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
    • H04Q1/453—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling in which m-out-of-n signalling frequencies are transmitted

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
JP10300878A 1978-08-24 1978-08-24 Mixer for multi-frequency signal Granted JPS5530230A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10300878A JPS5530230A (en) 1978-08-24 1978-08-24 Mixer for multi-frequency signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10300878A JPS5530230A (en) 1978-08-24 1978-08-24 Mixer for multi-frequency signal

Publications (2)

Publication Number Publication Date
JPS5530230A true JPS5530230A (en) 1980-03-04
JPS6326596B2 JPS6326596B2 (cg-RX-API-DMAC7.html) 1988-05-30

Family

ID=14342618

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10300878A Granted JPS5530230A (en) 1978-08-24 1978-08-24 Mixer for multi-frequency signal

Country Status (1)

Country Link
JP (1) JPS5530230A (cg-RX-API-DMAC7.html)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4850610A (cg-RX-API-DMAC7.html) * 1971-10-26 1973-07-17

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4850610A (cg-RX-API-DMAC7.html) * 1971-10-26 1973-07-17

Also Published As

Publication number Publication date
JPS6326596B2 (cg-RX-API-DMAC7.html) 1988-05-30

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