MX9301165A - Fibra hidrida en un sistema de telefonia de circuito cerrado. - Google Patents
Fibra hidrida en un sistema de telefonia de circuito cerrado.Info
- Publication number
- MX9301165A MX9301165A MX9301165A MX9301165A MX9301165A MX 9301165 A MX9301165 A MX 9301165A MX 9301165 A MX9301165 A MX 9301165A MX 9301165 A MX9301165 A MX 9301165A MX 9301165 A MX9301165 A MX 9301165A
- Authority
- MX
- Mexico
- Prior art keywords
- closed circuit
- hybrid fiber
- telephony system
- circuit telephony
- even during
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/001—Current supply source at the exchanger providing current to substations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/003—Telephone sets using electrooptical means in the transmission path
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Devices For Supply Of Signal Current (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Interface Circuits In Exchanges (AREA)
- Telephonic Communication Services (AREA)
- Optical Communication System (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Abstract
Una fibra híbrida en el sistema de telefonía de circuito cerrado. El sistema suministra un servicio de teléfono altamente confiable, aún durante las fallas de energía de la compañía de servicios eléctricos.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US84434292A | 1992-03-02 | 1992-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX9301165A true MX9301165A (es) | 1994-07-29 |
Family
ID=25292455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX9301165A MX9301165A (es) | 1992-03-02 | 1993-03-02 | Fibra hidrida en un sistema de telefonia de circuito cerrado. |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0630542A4 (es) |
| JP (1) | JPH07505029A (es) |
| KR (1) | KR950700657A (es) |
| CN (1) | CN1078080A (es) |
| BR (1) | BR9306009A (es) |
| CA (1) | CA2117555A1 (es) |
| CZ (1) | CZ206094A3 (es) |
| HU (1) | HUT68219A (es) |
| MX (1) | MX9301165A (es) |
| SK (1) | SK104594A3 (es) |
| WO (1) | WO1993018605A1 (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2361832B (en) * | 2000-04-29 | 2002-03-20 | Marconi Comm Ltd | Telecommunications equipment |
| EP1281291B1 (de) * | 2000-05-12 | 2004-11-03 | Siemens Schweiz AG | Netzabschlussgerät für ein teilnehmerendgerät und verfahren zur verlustleistungsoptimierten bereitstellung einer rufspannung an einem teilnehmerendgerät |
| US7672450B2 (en) | 2004-09-09 | 2010-03-02 | Calix Networks, Inc. | Network interface device enclosure |
| WO2009102243A1 (en) * | 2008-02-11 | 2009-08-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Remote powering for fttx via existing wire |
| CN101860635B (zh) * | 2010-05-26 | 2013-04-17 | 华为技术有限公司 | 一种光网络单元和电话系统 |
| US20230148042A1 (en) * | 2020-05-11 | 2023-05-11 | Nippon Telegraph And Telephone Corporation | Communication system and communication method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3904833A (en) * | 1973-06-04 | 1975-09-09 | Superior Continental Corp | Ringing generator circuit with capacitor storage |
| DE8432942U1 (de) * | 1984-11-10 | 1985-02-14 | Ing. Rolf Seifert electronic GmbH, 5828 Ennepetal | Lüfter mit Funktionsüberwachung |
| US4727572A (en) * | 1986-10-06 | 1988-02-23 | Whitney W W | Telephone annunciator with low battery indication |
| US5050164A (en) * | 1989-10-31 | 1991-09-17 | Bell Communications Research, Inc. | Optical customer premises network |
-
1993
- 1993-02-22 SK SK1045-94A patent/SK104594A3/sk unknown
- 1993-02-22 HU HU9402522A patent/HUT68219A/hu unknown
- 1993-02-22 CA CA002117555A patent/CA2117555A1/en not_active Abandoned
- 1993-02-22 WO PCT/US1993/001508 patent/WO1993018605A1/en not_active Application Discontinuation
- 1993-02-22 BR BR9306009A patent/BR9306009A/pt not_active Application Discontinuation
- 1993-02-22 EP EP93906101A patent/EP0630542A4/en not_active Withdrawn
- 1993-02-22 CZ CZ942060A patent/CZ206094A3/cs unknown
- 1993-02-22 JP JP5515707A patent/JPH07505029A/ja active Pending
- 1993-03-02 MX MX9301165A patent/MX9301165A/es unknown
- 1993-03-02 CN CN93102151A patent/CN1078080A/zh active Pending
-
1994
- 1994-09-02 KR KR1019940703106A patent/KR950700657A/ko not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| EP0630542A4 (en) | 2000-03-29 |
| CN1078080A (zh) | 1993-11-03 |
| HU9402522D0 (en) | 1994-11-28 |
| KR950700657A (ko) | 1995-01-16 |
| SK104594A3 (en) | 1995-11-08 |
| EP0630542A1 (en) | 1994-12-28 |
| CA2117555A1 (en) | 1993-09-16 |
| HUT68219A (en) | 1995-06-28 |
| CZ206094A3 (en) | 1995-05-17 |
| WO1993018605A1 (en) | 1993-09-16 |
| BR9306009A (pt) | 1997-10-21 |
| JPH07505029A (ja) | 1995-06-01 |
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