JPH0327157B2 - - Google Patents
Info
- Publication number
- JPH0327157B2 JPH0327157B2 JP24714084A JP24714084A JPH0327157B2 JP H0327157 B2 JPH0327157 B2 JP H0327157B2 JP 24714084 A JP24714084 A JP 24714084A JP 24714084 A JP24714084 A JP 24714084A JP H0327157 B2 JPH0327157 B2 JP H0327157B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- impedance
- signal
- output
- balanced
- 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
Links
- 239000003990 capacitor Substances 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000008054 signal transmission Effects 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/18—Automatic or semi-automatic exchanges with means for reducing interference or noise; with means for reducing effects due to line faults with means for protecting lines
-
- 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)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24714084A JPS61126893A (ja) | 1984-11-22 | 1984-11-22 | 信号伝達回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24714084A JPS61126893A (ja) | 1984-11-22 | 1984-11-22 | 信号伝達回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61126893A JPS61126893A (ja) | 1986-06-14 |
| JPH0327157B2 true JPH0327157B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-04-15 |
Family
ID=17159023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24714084A Granted JPS61126893A (ja) | 1984-11-22 | 1984-11-22 | 信号伝達回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61126893A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1984
- 1984-11-22 JP JP24714084A patent/JPS61126893A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61126893A (ja) | 1986-06-14 |