DK307090A - Fremgangsmaade og apparat til elektronisk styring af betalingstelefoner med aabne afbryderintervaller - Google Patents
Fremgangsmaade og apparat til elektronisk styring af betalingstelefoner med aabne afbryderintervaller Download PDFInfo
- Publication number
- DK307090A DK307090A DK307090A DK307090A DK307090A DK 307090 A DK307090 A DK 307090A DK 307090 A DK307090 A DK 307090A DK 307090 A DK307090 A DK 307090A DK 307090 A DK307090 A DK 307090A
- Authority
- DK
- Denmark
- Prior art keywords
- power
- open switch
- monitoring
- telephone line
- low power
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
- H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
- H04M17/023—Circuit arrangements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Prepayment Telephone Systems (AREA)
- Telephone Function (AREA)
- Mobile Radio Communication Systems (AREA)
- Devices For Supply Of Signal Current (AREA)
- Keying Circuit Devices (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/213,223 US4979208A (en) | 1988-06-29 | 1988-06-29 | Method and apparatus for electronic payphone open switch interval management |
PCT/US1989/002772 WO1990000333A1 (en) | 1988-06-29 | 1989-06-23 | Method and apparatus for electronic payphone open switch interval management |
Publications (2)
Publication Number | Publication Date |
---|---|
DK307090D0 DK307090D0 (da) | 1990-12-28 |
DK307090A true DK307090A (da) | 1990-12-28 |
Family
ID=22794225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK307090A DK307090A (da) | 1988-06-29 | 1990-12-28 | Fremgangsmaade og apparat til elektronisk styring af betalingstelefoner med aabne afbryderintervaller |
Country Status (15)
Country | Link |
---|---|
US (1) | US4979208A (pt) |
EP (1) | EP0349302B1 (pt) |
JP (1) | JP2940969B2 (pt) |
KR (1) | KR900701116A (pt) |
CN (2) | CN1038907A (pt) |
AT (1) | ATE126643T1 (pt) |
BR (1) | BR8907499A (pt) |
CA (1) | CA1312970C (pt) |
DE (1) | DE68923832T2 (pt) |
DK (1) | DK307090A (pt) |
ES (1) | ES2076213T3 (pt) |
HU (1) | HUT61144A (pt) |
MX (1) | MX164475B (pt) |
NO (1) | NO905604L (pt) |
WO (1) | WO1990000333A1 (pt) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2111577T5 (es) * | 1990-11-07 | 2002-11-16 | Mars Inc | Metodo y aparato para un aparato para la venta y expendicion de articulos, de baja potencia, accionado por baterias. |
DE69333222T2 (de) * | 1992-03-12 | 2004-08-26 | Ipm International S.A. | Verfahren und vorrichtung zur reduzierung des leistungsverbrauchs in einem öffentlichem fernsprechgerät |
DE4219416C2 (de) * | 1992-06-13 | 1995-02-16 | Grundig Emv | Verfahren und Schaltungsanordnung zur Begrenzung der Verbindungsgebühren für Teilnehmereinrichtungen |
DE4301530C1 (de) * | 1993-01-21 | 1994-06-30 | Nat Rejectors Gmbh | Induktiver Einschaltsensor für batteriebetriebene Münzprüfer |
US5818916A (en) * | 1993-10-19 | 1998-10-06 | Technology Service Group | Method and apparatus for preventing return dial tone fraud in a cellular paystation |
FR2725333B1 (fr) * | 1994-09-30 | 1996-12-13 | Ind Tech Res Inst | Procede et appareil pour la gestion de la puissance et la commande d'un reseau telephonique rnis |
US5896446A (en) * | 1996-07-29 | 1999-04-20 | Mars Incorporated | Coin operated telephone auditor |
US6320945B1 (en) * | 1997-06-05 | 2001-11-20 | Ronald J. Honick | Line-powered pay telephone |
US5956323A (en) * | 1997-07-30 | 1999-09-21 | Nokia High Speed Access Products Inc. | Power conservation for pots and modulated data transmission |
GB2348730B (en) | 1999-04-07 | 2003-02-19 | Mars Inc | Currency handling apparatus |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3428751A (en) * | 1966-01-28 | 1969-02-18 | Bell Telephone Labor Inc | Coin telephone antifraud circuit |
US4039768A (en) * | 1976-05-26 | 1977-08-02 | Maley James B O | Pay telephone station monitor system |
US4074079A (en) * | 1976-06-02 | 1978-02-14 | Bell Telephone Laboratories, Incorporated | Coin telephone antifraud system |
US4031325A (en) * | 1976-06-21 | 1977-06-21 | Bell Telephone Laboratories, Incorporated | Called party fraud prevention in an automated coin system |
US4046962A (en) * | 1976-09-03 | 1977-09-06 | Bell Telephone Laboratories, Incorporated | Called party fraud detection in an automated coin system |
US4326103A (en) * | 1980-06-02 | 1982-04-20 | Gte Automatic Electric Labs Inc. | Coin telephone monitor circuit |
US4361731A (en) * | 1981-02-13 | 1982-11-30 | Bell Telephone Laboratories, Incorporated | Coin telephone control circuit |
US4567325A (en) * | 1983-12-30 | 1986-01-28 | At&T Technologies Inc. | Controller for a coin telephone set |
US4625078A (en) * | 1983-12-30 | 1986-11-25 | At&T Technologies Inc. | Fraud prevention in an electronic coin telephone set |
US4674114A (en) * | 1983-12-30 | 1987-06-16 | At&T Technologies Inc. And At&T Bell Laboratories | Fraud prevention in an electronic coin telephone set |
JPS61205065A (ja) * | 1985-03-08 | 1986-09-11 | Tamura Electric Works Ltd | 公衆電話機 |
JPS62295555A (ja) * | 1986-06-16 | 1987-12-22 | Tamura Electric Works Ltd | 公衆電話機 |
JPS63103311A (ja) * | 1986-10-20 | 1988-05-09 | Victor Co Of Japan Ltd | マイクロコンピユ−タシステムの停電時の処理方法 |
US4742536A (en) * | 1986-10-24 | 1988-05-03 | Energy Innovations, Inc. | Telephone monitor circuit and method |
US4759054A (en) * | 1986-12-22 | 1988-07-19 | Protel, Inc. | Toll telephone system and method for maintaining or initiating loop current after resuming on-hook condition |
US4782516A (en) * | 1987-06-25 | 1988-11-01 | AT&T Information Systems Inc. American Telephone and Telegraph Company | Fraud prevention in a public telephone station |
US4794642A (en) * | 1987-09-24 | 1988-12-27 | American Telephone And Telegraph Company, At&T Bell Laboratories | Call screening in a public telephone station |
US4926458A (en) * | 1988-05-26 | 1990-05-15 | Mars Incorporated | Low power control apparatus for a coin operated telephone |
-
1988
- 1988-06-29 US US07/213,223 patent/US4979208A/en not_active Expired - Fee Related
-
1989
- 1989-06-21 CA CA000603460A patent/CA1312970C/en not_active Expired - Fee Related
- 1989-06-23 KR KR1019890702484A patent/KR900701116A/ko not_active Application Discontinuation
- 1989-06-23 JP JP1507419A patent/JP2940969B2/ja not_active Expired - Lifetime
- 1989-06-23 BR BR898907499A patent/BR8907499A/pt unknown
- 1989-06-23 WO PCT/US1989/002772 patent/WO1990000333A1/en unknown
- 1989-06-23 HU HU894139A patent/HUT61144A/hu unknown
- 1989-06-26 CN CN89104445A patent/CN1038907A/zh active Pending
- 1989-06-27 MX MX8916617A patent/MX164475B/es unknown
- 1989-06-28 DE DE68923832T patent/DE68923832T2/de not_active Expired - Fee Related
- 1989-06-28 AT AT89306582T patent/ATE126643T1/de not_active IP Right Cessation
- 1989-06-28 EP EP89306582A patent/EP0349302B1/en not_active Expired - Lifetime
- 1989-06-28 ES ES89306582T patent/ES2076213T3/es not_active Expired - Lifetime
-
1990
- 1990-12-27 NO NO90905604A patent/NO905604L/no unknown
- 1990-12-28 DK DK307090A patent/DK307090A/da not_active Application Discontinuation
-
1992
- 1992-05-18 CN CN92104031A patent/CN1067144A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
MX164475B (es) | 1992-08-19 |
EP0349302B1 (en) | 1995-08-16 |
CN1038907A (zh) | 1990-01-17 |
NO905604D0 (no) | 1990-12-27 |
ATE126643T1 (de) | 1995-09-15 |
JPH03501796A (ja) | 1991-04-18 |
US4979208A (en) | 1990-12-18 |
DE68923832D1 (de) | 1995-09-21 |
KR900701116A (ko) | 1990-08-17 |
HUT61144A (en) | 1992-11-30 |
DK307090D0 (da) | 1990-12-28 |
JP2940969B2 (ja) | 1999-08-25 |
EP0349302A2 (en) | 1990-01-03 |
NO905604L (no) | 1990-12-27 |
CN1067144A (zh) | 1992-12-16 |
EP0349302A3 (en) | 1991-03-27 |
BR8907499A (pt) | 1991-05-28 |
CA1312970C (en) | 1993-01-19 |
DE68923832T2 (de) | 1996-04-18 |
ES2076213T3 (es) | 1995-11-01 |
WO1990000333A1 (en) | 1990-01-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment |