DE3782265D1 - Vielfach-zugriff-kommunikationssystem mit schaltungseinrichtung zur schleifenpruefung fuer das durchschalten von lokalen verbindungen. - Google Patents
Vielfach-zugriff-kommunikationssystem mit schaltungseinrichtung zur schleifenpruefung fuer das durchschalten von lokalen verbindungen.Info
- Publication number
- DE3782265D1 DE3782265D1 DE8787302892T DE3782265T DE3782265D1 DE 3782265 D1 DE3782265 D1 DE 3782265D1 DE 8787302892 T DE8787302892 T DE 8787302892T DE 3782265 T DE3782265 T DE 3782265T DE 3782265 D1 DE3782265 D1 DE 3782265D1
- Authority
- DE
- Germany
- Prior art keywords
- switching
- communication system
- circuit device
- access communication
- local connections
- 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 - Fee Related
Links
Classifications
-
- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/14—WLL [Wireless Local Loop]; RLL [Radio Local Loop]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephonic Communication Services (AREA)
- Mobile Radio Communication Systems (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Meter Arrangements (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7754086 | 1986-04-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3782265D1 true DE3782265D1 (de) | 1992-11-26 |
DE3782265T2 DE3782265T2 (de) | 1993-05-19 |
Family
ID=13636830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787302892T Expired - Fee Related DE3782265T2 (de) | 1986-04-05 | 1987-04-02 | Vielfach-zugriff-kommunikationssystem mit schaltungseinrichtung zur schleifenpruefung fuer das durchschalten von lokalen verbindungen. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4756018A (de) |
EP (1) | EP0241228B1 (de) |
JP (1) | JPS6345997A (de) |
KR (1) | KR900007153B1 (de) |
AU (1) | AU585803B2 (de) |
CA (1) | CA1267960A (de) |
DE (1) | DE3782265T2 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02154536A (ja) * | 1988-12-06 | 1990-06-13 | Nec Corp | 通話回線試験方式 |
US5355405A (en) * | 1992-06-26 | 1994-10-11 | At&T Bell Laboratories | Arrangement for dynamically identifying the assignment of a subscriber telephone loop connection at a serving terminal |
KR960040039A (ko) * | 1995-04-03 | 1996-11-25 | 김주용 | 디지탈 이동통신 교환기 (msc)의 가청 톤 전용 신호 서비스 장치 및 방법 |
US5684789A (en) * | 1995-06-29 | 1997-11-04 | Lucent Technologies Inc. | Remote control, link independent A/B switch box with diagnostic loopback |
CN1055366C (zh) * | 1995-09-28 | 2000-08-09 | 深圳市华为技术有限公司 | 基于程控交换机的蜂窝式集群通信方法及其系统 |
KR100277038B1 (ko) * | 1998-12-23 | 2001-01-15 | 윤종용 | 다기능 아날로그 트렁크 회로_ |
WO2013104116A1 (zh) * | 2012-01-11 | 2013-07-18 | 深圳市华奥通通信技术有限公司 | 一种无线通信系统及方法 |
MY182777A (en) | 2014-10-31 | 2021-02-05 | Ericsson Telefon Ab L M | Radio receiver, method of detecting an obtruding signal in the radio receiver, and computer program |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3778555A (en) * | 1971-07-19 | 1973-12-11 | Digital Telephone Systems Inc | Telephone subscriber line system intra call apparatus and method |
US3917908A (en) * | 1972-06-19 | 1975-11-04 | Lynch Communication Systems | Call concentrator with expanded intracall capability |
US4284848A (en) * | 1979-08-01 | 1981-08-18 | Frost Edward G | Switched network telephone subscriber distribution system |
JPS59181734A (ja) * | 1983-03-30 | 1984-10-16 | Nec Corp | 無線電話方式 |
JPS6033746A (ja) * | 1983-08-04 | 1985-02-21 | Nec Corp | 衛星回線監視方式 |
US4616180A (en) * | 1983-11-14 | 1986-10-07 | Technicare Corporation | Nuclear magnetic resonance imaging with reduced sensitivity to motional effects |
JPS60126997A (ja) * | 1983-12-13 | 1985-07-06 | Nec Corp | 集線段交換方式 |
US4817190A (en) * | 1985-08-27 | 1989-03-28 | Motorola, Inc. | Method for dynamically regrouping subscribers on a communications system |
DE3786590T2 (de) * | 1986-04-26 | 1994-02-24 | Nec Corp | Funktelefonsystem mit gemeinsamem Signalisierungskanal. |
-
1987
- 1987-04-02 EP EP87302892A patent/EP0241228B1/de not_active Expired - Lifetime
- 1987-04-02 DE DE8787302892T patent/DE3782265T2/de not_active Expired - Fee Related
- 1987-04-02 US US07/034,221 patent/US4756018A/en not_active Expired - Fee Related
- 1987-04-03 CA CA000533860A patent/CA1267960A/en not_active Expired - Lifetime
- 1987-04-04 KR KR1019870003222A patent/KR900007153B1/ko not_active IP Right Cessation
- 1987-04-06 JP JP62085071A patent/JPS6345997A/ja active Granted
- 1987-04-06 AU AU71107/87A patent/AU585803B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US4756018A (en) | 1988-07-05 |
CA1267960C (en) | 1990-04-17 |
JPH0481920B2 (de) | 1992-12-25 |
EP0241228B1 (de) | 1992-10-21 |
DE3782265T2 (de) | 1993-05-19 |
KR900007153B1 (ko) | 1990-09-29 |
JPS6345997A (ja) | 1988-02-26 |
EP0241228A3 (en) | 1989-06-14 |
KR870010720A (ko) | 1987-11-30 |
EP0241228A2 (de) | 1987-10-14 |
CA1267960A (en) | 1990-04-17 |
AU7110787A (en) | 1987-10-08 |
AU585803B2 (en) | 1989-06-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |