IE37079B1 - Improvements in or relating to electric impulse transmitters - Google Patents
Improvements in or relating to electric impulse transmittersInfo
- Publication number
- IE37079B1 IE37079B1 IE1572/72A IE157272A IE37079B1 IE 37079 B1 IE37079 B1 IE 37079B1 IE 1572/72 A IE1572/72 A IE 1572/72A IE 157272 A IE157272 A IE 157272A IE 37079 B1 IE37079 B1 IE 37079B1
- Authority
- IE
- Ireland
- Prior art keywords
- signal
- stage
- gate
- store
- stable
- Prior art date
Links
- 239000003550 marker Substances 0.000 abstract 10
- 230000005540 biological transmission Effects 0.000 abstract 2
- 239000013256 coordination polymer Substances 0.000 abstract 2
- 230000000994 depressogenic effect Effects 0.000 abstract 2
- 230000001934 delay Effects 0.000 abstract 1
- 230000003111 delayed effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/30—Devices which can set up and transmit only one digit at a time
- H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses
- H04M1/312—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses pulses produced by electronic circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/515—Devices for calling a subscriber by generating or selecting signals other than trains of pulses of similar shape, or signals other than currents of one or more different frequencies, e.g. generation of DC signals of alternating polarity, coded pulses or impedance dialling
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Telephonic Communication Services (AREA)
- Selective Calling Equipment (AREA)
- Exchange Systems With Centralized Control (AREA)
- Electronic Switches (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5992771A GB1369829A (en) | 1971-12-23 | 1971-12-23 | Electric impulse transmitters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE37079L IE37079L (en) | 1973-06-23 |
| IE37079B1 true IE37079B1 (en) | 1977-04-27 |
Family
ID=10484670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE1572/72A IE37079B1 (en) | 1971-12-23 | 1972-11-15 | Improvements in or relating to electric impulse transmitters |
Country Status (8)
| Country | Link |
|---|---|
| AU (1) | AU470553B2 (OSRAM) |
| DE (1) | DE2262505C2 (OSRAM) |
| ES (1) | ES409985A1 (OSRAM) |
| FR (1) | FR2165649A5 (OSRAM) |
| GB (1) | GB1369829A (OSRAM) |
| IE (1) | IE37079B1 (OSRAM) |
| IT (1) | IT972579B (OSRAM) |
| ZA (1) | ZA728043B (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7907134A (nl) * | 1979-09-25 | 1981-03-27 | Ericsson Telefon Mij | Telefooninstallatie van de als sterpuntinstallatie aangeduide soort. |
| FR2501938B1 (fr) * | 1981-03-13 | 1985-06-21 | Constr Telephoniques | Circuit conformateur de signaux |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1236961A (en) * | 1968-01-12 | 1971-06-23 | Gen Electric Co Ltd | Improvements in or relating to electric impulse transmitters |
-
1971
- 1971-12-23 ZA ZA728043A patent/ZA728043B/xx unknown
- 1971-12-23 GB GB5992771A patent/GB1369829A/en not_active Expired
-
1972
- 1972-11-15 IE IE1572/72A patent/IE37079B1/xx unknown
- 1972-12-04 AU AU49596/72A patent/AU470553B2/en not_active Expired
- 1972-12-20 IT IT33187/72A patent/IT972579B/it active
- 1972-12-20 DE DE2262505A patent/DE2262505C2/de not_active Expired
- 1972-12-21 FR FR7245702A patent/FR2165649A5/fr not_active Expired
- 1972-12-22 ES ES409985A patent/ES409985A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT972579B (it) | 1974-05-31 |
| AU470553B2 (en) | 1976-03-18 |
| IE37079L (en) | 1973-06-23 |
| DE2262505C2 (de) | 1982-12-09 |
| AU4959672A (en) | 1974-06-06 |
| FR2165649A5 (OSRAM) | 1973-08-03 |
| ES409985A1 (es) | 1976-04-01 |
| GB1369829A (en) | 1974-10-09 |
| DE2262505A1 (de) | 1973-06-28 |
| ZA728043B (en) | 1973-07-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3928732A (en) | Extension and line indicating display system for key telephone system | |
| US4453040A (en) | Telephone feature assignment circuit | |
| US3601552A (en) | Repertory telephone dialler utilizing binary storage of digit valves | |
| GB716486A (en) | Improvements in apparatus for electrically performing the mathematical operation of converting a number from one scale of notation into another | |
| US3969592A (en) | Pushbutton-controlled call-number selector for dial-equipped telephone | |
| US4048621A (en) | Coding system for an alarm system and the like | |
| IE37079B1 (en) | Improvements in or relating to electric impulse transmitters | |
| US3735050A (en) | Electrical storage circuit | |
| US3976867A (en) | Calculator timer with simple base-6 correction | |
| US3261913A (en) | Converting device | |
| GB1402162A (en) | Key input circuit system for electronic apparatus | |
| US3551605A (en) | Telephone call handling system with number display | |
| US3371282A (en) | Plural, modified ring counters wherein each succeeding counter advances one stage upon completion of one cycle of preceding counter | |
| US3541527A (en) | Digit storage and transmission means | |
| GB1415469A (en) | Information input device | |
| GB1446679A (en) | Telephone data set | |
| US3454926A (en) | Dual-channel system for setting digital electronic timers | |
| GB932502A (en) | Number comparing systems | |
| GB1172843A (en) | Improvements in or relating to Calculating Machines. | |
| SU1282109A1 (ru) | Устройство дл ввода информации | |
| GB868404A (en) | Improvements in or relating to binary count advancing circuits | |
| SU931908A1 (ru) | Система управлени приводом запорного устройства | |
| GB1166438A (en) | Repertory Dialer | |
| JPS5413204A (en) | Reception storage circuit of two terminal bistable type | |
| SU379986A1 (ru) | Передатчик телеграфного аппарата |