CN100588216C - 具有可控振铃电压的电话系统及控制振铃电压的方法 - Google Patents
具有可控振铃电压的电话系统及控制振铃电压的方法 Download PDFInfo
- Publication number
- CN100588216C CN100588216C CN02816106A CN02816106A CN100588216C CN 100588216 C CN100588216 C CN 100588216C CN 02816106 A CN02816106 A CN 02816106A CN 02816106 A CN02816106 A CN 02816106A CN 100588216 C CN100588216 C CN 100588216C
- Authority
- CN
- China
- Prior art keywords
- telephone system
- ring generator
- constant
- ringing voltage
- transmission line
- 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
- 238000000034 method Methods 0.000 title claims description 5
- 230000005540 biological transmission Effects 0.000 claims abstract description 33
- 238000005259 measurement Methods 0.000 claims description 15
- 230000010354 integration Effects 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 abstract 3
- 238000001914 filtration Methods 0.000 description 2
- 241001274660 Modulus Species 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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)
- Devices For Supply Of Signal Current (AREA)
- Telephonic Communication Services (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10140357A DE10140357C2 (de) | 2001-08-17 | 2001-08-17 | Telefonsystem mit regelbarer Klingelspannung |
DE10140357.7 | 2001-08-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1582564A CN1582564A (zh) | 2005-02-16 |
CN100588216C true CN100588216C (zh) | 2010-02-03 |
Family
ID=7695744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN02816106A Expired - Fee Related CN100588216C (zh) | 2001-08-17 | 2002-08-08 | 具有可控振铃电压的电话系统及控制振铃电压的方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7046797B2 (zh) |
CN (1) | CN100588216C (zh) |
DE (1) | DE10140357C2 (zh) |
WO (1) | WO2003017638A1 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040120507A1 (en) * | 2002-12-18 | 2004-06-24 | Nasser Pooladian | Ring signal voltage offset for subscriber line interface circuit |
US20050136997A1 (en) * | 2003-12-23 | 2005-06-23 | Barrett Kreiner | Wireless communication device |
US8325908B2 (en) * | 2009-08-07 | 2012-12-04 | Microsemi Semiconductor (U.S.) Inc. | Method and apparatus for detecting ring trip precursors |
US8406414B2 (en) * | 2009-10-09 | 2013-03-26 | Microsemi Semiconductor (U.S.) Inc. | Method and apparatus for dynamically scheduling ringing signals |
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 |
CN103167083B (zh) * | 2013-01-08 | 2016-03-02 | 中兴通讯股份有限公司 | 一种voip终端及其振铃参数设置方法 |
CN104717369B (zh) * | 2015-02-10 | 2017-07-28 | 福建星网锐捷通讯股份有限公司 | 一种基于fpga的集中式振铃检测电路及其方法 |
CN105721730B (zh) * | 2016-01-15 | 2018-11-30 | 烽火通信科技股份有限公司 | 双路语音终端设备的pots端口低功耗的实现方法 |
CN109525742B (zh) * | 2019-01-04 | 2020-12-08 | 烽火通信科技股份有限公司 | 一种多路语音设备铃流电压智能调节方法及系统 |
CN113225434B (zh) * | 2021-03-30 | 2023-05-30 | 深圳震有科技股份有限公司 | 基于用户线长的铃流下发控制方法、装置、设备及介质 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3926149C2 (de) * | 1988-08-15 | 1995-03-23 | Mitel Corp | Schaltungskarte für eine Telefonzentrale |
US5600713A (en) * | 1994-11-15 | 1997-02-04 | Advanced Micro Devices, Inc. | On-board ring signal generator |
DE19636954B4 (de) * | 1996-09-11 | 2005-08-18 | Infineon Technologies Ag | Teilnehmerschaltung |
US5926544A (en) * | 1997-06-06 | 1999-07-20 | Advanced Micro Devices, Inc. | Direct current feed with line status change adaptation in a communication system |
FI974271A (fi) * | 1997-11-18 | 1999-05-19 | Nokia Telecommunications Oy | Tilaajajohtoliitäntäpiiri |
FI104934B (fi) * | 1997-11-18 | 2000-04-28 | Nokia Networks Oy | Tilaajajohtoliitäntäpiiri |
EP1017220B1 (en) * | 1998-12-31 | 2007-05-02 | STMicroelectronics S.r.l. | Circuit for ringing signal generation for subscriber circuits |
IL131117A0 (en) * | 1999-07-26 | 2001-01-28 | Eci Telecom Ltd | Sine wave generator suitable for ringer |
JP2001186255A (ja) * | 1999-12-27 | 2001-07-06 | Nec Corp | 電話加入者呼び出し信号制御装置と加入者回路終端装置 |
US6813340B1 (en) * | 2000-11-28 | 2004-11-02 | Cisco Technology, Inc. | Ringing SLIC fault handling |
-
2001
- 2001-08-17 DE DE10140357A patent/DE10140357C2/de not_active Expired - Lifetime
-
2002
- 2002-08-08 CN CN02816106A patent/CN100588216C/zh not_active Expired - Fee Related
- 2002-08-08 WO PCT/EP2002/008876 patent/WO2003017638A1/de not_active Application Discontinuation
- 2002-08-14 US US10/218,987 patent/US7046797B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US20030064760A1 (en) | 2003-04-03 |
DE10140357C2 (de) | 2003-07-24 |
WO2003017638A1 (de) | 2003-02-27 |
DE10140357A1 (de) | 2003-03-20 |
US7046797B2 (en) | 2006-05-16 |
CN1582564A (zh) | 2005-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LANTIQ DEUTSCHLAND GMBH Free format text: FORMER OWNER: INFINEON TECHNOLOGIES WIRELESS SOLUTIONS AB Effective date: 20110414 Owner name: INFINEON TECHNOLOGIES WIRELESS SOLUTIONS AB Free format text: FORMER OWNER: INFINEON TECHNOLOGIES AG Effective date: 20110414 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER NAME: INFINRONG SCIENCE AND TECHNOLOGY CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: German Neubiberg Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG |
|
TR01 | Transfer of patent right |
Effective date of registration: 20110414 Address after: German Neubiberg Patentee after: Lantiq Deutschland GmbH Address before: German Neubiberg Patentee before: Infineon Technologies Wireless Solutions Ltd. Effective date of registration: 20110414 Address after: German Neubiberg Patentee after: Infineon Technologies Wireless Solutions Ltd. Address before: German Neubiberg Patentee before: Infineon Technologies AG |
|
TR01 | Transfer of patent right |
Effective date of registration: 20180509 Address after: German Neubiberg Patentee after: LANTIQ BETEILIGUNGS GmbH & Co.KG Address before: German Neubiberg Patentee before: Lantiq Deutschland GmbH |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100203 Termination date: 20180808 |
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CF01 | Termination of patent right due to non-payment of annual fee |