FI935182A0 - Nycklad strömkälla av kopplingstyp för tidmultiplexade radiotelefonsystem - Google Patents
Nycklad strömkälla av kopplingstyp för tidmultiplexade radiotelefonsystemInfo
- Publication number
- FI935182A0 FI935182A0 FI935182A FI935182A FI935182A0 FI 935182 A0 FI935182 A0 FI 935182A0 FI 935182 A FI935182 A FI 935182A FI 935182 A FI935182 A FI 935182A FI 935182 A0 FI935182 A0 FI 935182A0
- Authority
- FI
- Finland
- Prior art keywords
- power source
- time
- switching power
- radio telephone
- telephone systems
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/54—Circuits using the same frequency for two directions of communication
- H04B1/56—Circuits using the same frequency for two directions of communication with provision for simultaneous communication in two directions
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
- Transceivers (AREA)
- Dc-Dc Converters (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI935182A FI94685C (sv) | 1993-11-22 | 1993-11-22 | Nycklad strömkälla av kopplingstyp för tidmultiplexade radiotelefonsystem |
US08/340,593 US5519711A (en) | 1993-11-22 | 1994-11-16 | Switch-mode power supply for time division multiple access radio phone systems |
DE69432509T DE69432509T2 (de) | 1993-11-22 | 1994-11-18 | Schaltnetzteile für Zeitmultiplex-Vielfachzugriff-Funktelefonsystemen |
EP94308521A EP0654911B1 (en) | 1993-11-22 | 1994-11-18 | Switch-mode power supply for time division multiple access radio phone systems |
JP28793794A JP3442881B2 (ja) | 1993-11-22 | 1994-11-22 | 時分割多重アクセス式無線電話システムにおける動作電力生成回路及び電力供給回路 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI935182A FI94685C (sv) | 1993-11-22 | 1993-11-22 | Nycklad strömkälla av kopplingstyp för tidmultiplexade radiotelefonsystem |
FI935182 | 1993-11-22 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI935182A0 true FI935182A0 (sv) | 1993-11-22 |
FI94685B FI94685B (sv) | 1995-06-30 |
FI94685C FI94685C (sv) | 1995-10-10 |
Family
ID=8538994
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI935182A FI94685C (sv) | 1993-11-22 | 1993-11-22 | Nycklad strömkälla av kopplingstyp för tidmultiplexade radiotelefonsystem |
Country Status (5)
Country | Link |
---|---|
US (1) | US5519711A (sv) |
EP (1) | EP0654911B1 (sv) |
JP (1) | JP3442881B2 (sv) |
DE (1) | DE69432509T2 (sv) |
FI (1) | FI94685C (sv) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0775428A4 (en) * | 1995-06-05 | 2003-03-05 | Chamberlain Group Inc | RADIO TRANSMITTER WITH SWITCHING POWER SUPPLY |
US5809017A (en) * | 1995-12-19 | 1998-09-15 | Telefonaktiebolaget Lm Ericsson | Method of minimizing undersirable RF emissions within a TDMA system |
GB2308950A (en) * | 1996-01-08 | 1997-07-09 | Matsushita Communication Ind U | Power supply for intermittent load |
DE19620834C1 (de) * | 1996-05-23 | 1997-06-19 | Nokia Mobile Phones Ltd | Einrichtung für Schnurlostelefone |
SE511382C2 (sv) | 1997-02-05 | 1999-09-20 | Ericsson Telefon Ab L M | Krets och förfarande för alstring av en spänning samt användning av sådan krets |
FI973882A (sv) * | 1997-10-03 | 1999-04-04 | Nokia Mobile Phones Ltd | Förfarande och arrangemang för åstadkommande av driftsspänning |
DE19757362A1 (de) | 1997-12-22 | 1999-06-24 | Nokia Mobile Phones Ltd | Spannungsversorgungsvorrichtung, insbesondere für ein Funktelefon in einem Kraftfahrzeug |
EP0944176A1 (en) * | 1998-03-20 | 1999-09-22 | Telefonaktiebolaget Lm Ericsson | Dual mode communication device and method of operation |
SE512120C2 (sv) | 1998-03-20 | 2000-01-31 | Ericsson Telefon Ab L M | Sätt att driva kommunikationsanordning för sändning i två olika radiosystem, samt anordning därför |
FI107861B (sv) * | 1998-08-28 | 2001-10-15 | Nokia Mobile Phones Ltd | Granncellmätningar för nyval av cell |
EP1163730B1 (de) | 1999-03-23 | 2004-08-18 | Siemens Aktiengesellschaft | Lastsynchrone verdoppler-ladungspumpe mit integriertem längsregler |
FI19991786A (sv) * | 1999-08-23 | 2001-02-24 | Nokia Networks Oy | Sändaranordning |
ATE347190T1 (de) | 2000-05-19 | 2006-12-15 | Ericsson Telefon Ab L M | Gleichstrom-gleichstromwandler |
US7324496B1 (en) | 2002-05-01 | 2008-01-29 | Nxp B.V. | Highly integrated radio-frequency apparatus and associated methods |
AU2003260930A1 (en) * | 2002-10-30 | 2004-05-25 | Koninklijke Philips Electronics N.V. | Audio system with inactive smps during tuner search |
CN1309143C (zh) * | 2002-12-30 | 2007-04-04 | 联想(北京)有限公司 | 一种无线终端模块供电系统 |
ATE387746T1 (de) * | 2003-11-14 | 2008-03-15 | Bobinados De Transformadores S | Tuner-kompatible schaltnetzteilarchitektur |
US8478921B2 (en) * | 2004-03-31 | 2013-07-02 | Silicon Laboratories, Inc. | Communication apparatus implementing time domain isolation with restricted bus access |
GB0407587D0 (en) * | 2004-04-02 | 2004-05-05 | Univ Nottingham Trent | Cancer associated antigens |
US7245888B2 (en) * | 2004-06-16 | 2007-07-17 | Nokia Corporation | Phone energy management for low battery voltages |
US8884791B2 (en) * | 2004-06-29 | 2014-11-11 | St-Ericsson Sa | Keypad scanning with radio event isolation |
US7248848B2 (en) * | 2004-06-30 | 2007-07-24 | Matthews Phillip M | Communication apparatus including dual timer units |
US8472990B2 (en) * | 2004-07-23 | 2013-06-25 | St Ericsson Sa | Apparatus using interrupts for controlling a processor for radio isolation and associated method |
US7433393B2 (en) | 2004-07-23 | 2008-10-07 | Nxp B.V. | Apparatus for controlling a digital signal processor for radio isolation and associated methods |
US20050008095A1 (en) * | 2004-07-23 | 2005-01-13 | Rush Frederick A. | Apparatus using interrupts for controlling a processor for radio isolation and associated methods |
US7761056B2 (en) * | 2004-07-23 | 2010-07-20 | St-Ericsson Sa | Method of controlling a processor for radio isolation using a timer |
US7567637B2 (en) | 2004-09-30 | 2009-07-28 | St-Ericsson Sa | Wireless communication system and method with frequency burst acquisition feature using autocorrelation and narrowband interference detection |
US7593482B2 (en) * | 2004-09-30 | 2009-09-22 | St-Ericsson Sa | Wireless communication system with hardware-based frequency burst detection |
US7778674B2 (en) * | 2004-12-29 | 2010-08-17 | St-Ericsson Sa | Communication apparatus having a SIM interface compatible with radio isolation |
US8019382B2 (en) * | 2004-12-29 | 2011-09-13 | St-Ericsson Sa | Communication apparatus having a standard serial communication interface compatible with radio isolation |
US7805170B2 (en) * | 2005-03-30 | 2010-09-28 | St-Ericsson Sa | System and method for efficient power supply regulation compatible with radio frequency operation |
US7209061B2 (en) * | 2005-03-30 | 2007-04-24 | Silicon Laboratories, Inc. | Method and system for sampling a signal |
US7801207B2 (en) * | 2005-06-24 | 2010-09-21 | St-Ericsson Sa | Signal processing task scheduling in a communication apparatus |
US7283503B1 (en) * | 2005-06-24 | 2007-10-16 | Silicon Laboratories, Inc. | Communication apparatus including a buffer circuit having first and second portions for alternately storing results |
US7414560B2 (en) * | 2005-06-29 | 2008-08-19 | Shaojie Chen | Wireless communication system including an audio underflow protection mechanism operative with time domain isolation |
FR2895200B1 (fr) * | 2005-12-20 | 2008-02-22 | Silicon Lab Inc | Procede d'acquisition d'un burst de correction de frequence par un dispositif de radiocommunication, et dispositif de radiocommunication correspondant. |
WO2007102115A1 (en) * | 2006-03-06 | 2007-09-13 | Koninklijke Philips Electronics N.V. | Device discovery in a low power wireless system |
CN102340240A (zh) * | 2010-07-20 | 2012-02-01 | 上海闻泰电子科技有限公司 | 一种接口电流控制电路及控制方法 |
CN103825450B (zh) * | 2012-11-19 | 2017-03-22 | 中兴通讯股份有限公司 | 一种时分多址负载系统usb接口供电方法和供电设备 |
US20140167842A1 (en) * | 2012-12-13 | 2014-06-19 | Mediatek Inc. | Power circuit and method thereof |
CN104638878B (zh) * | 2013-11-07 | 2018-12-25 | 维谛技术有限公司 | 信号传输、解析方法和装置、信号传输电路及变流器系统 |
CN105515070B (zh) * | 2014-09-23 | 2018-03-30 | 成都国星通信有限公司 | 一种小功率电源供电的北斗rdss发射功放电源供电方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6027241A (ja) * | 1983-07-25 | 1985-02-12 | Nec Corp | 無線中継方式のバツテリセ−ビング方式 |
JPS61144131A (ja) * | 1984-12-18 | 1986-07-01 | Toshiba Corp | バ−スト無線通信装置 |
JPH0683085B2 (ja) * | 1986-03-26 | 1994-10-19 | ソニー株式会社 | 送信機 |
US5274843A (en) * | 1987-11-28 | 1993-12-28 | Kabushiki Kaisha Toshiba | Paging apparatus having a battery saving function |
JPH01190054A (ja) * | 1988-01-25 | 1989-07-31 | Man Design Kk | 受信機 |
US4955075A (en) * | 1988-10-17 | 1990-09-04 | Motorola, Inc. | Battery saver circuit for a frequency synthesizer |
US5212811A (en) * | 1988-12-07 | 1993-05-18 | Kabushiki Kaisha Toshiba | Radio telephone in which an off operation of an operator-activated power switch is inhibited during a talk mode |
JPH02261226A (ja) * | 1989-03-31 | 1990-10-24 | Mitsubishi Electric Corp | 移動電話機 |
JP2754928B2 (ja) * | 1990-03-16 | 1998-05-20 | 日本電気株式会社 | 無線選択呼出受信機 |
JPH0488870A (ja) * | 1990-07-30 | 1992-03-23 | Nec Corp | スイッチングレギュレータ回路 |
JP2712934B2 (ja) * | 1991-10-01 | 1998-02-16 | 三菱電機株式会社 | 直流安定化電源 |
FI90606C (sv) * | 1991-12-19 | 1994-02-25 | Nokia Mobile Phones Ltd | En koppling för ökning av en ackumulators spänning för en tidsmässigt kort belastning |
JPH06252820A (ja) * | 1993-02-26 | 1994-09-09 | Sony Corp | 電源回路とそれを用いた無線通信装置 |
-
1993
- 1993-11-22 FI FI935182A patent/FI94685C/sv not_active IP Right Cessation
-
1994
- 1994-11-16 US US08/340,593 patent/US5519711A/en not_active Expired - Lifetime
- 1994-11-18 DE DE69432509T patent/DE69432509T2/de not_active Expired - Lifetime
- 1994-11-18 EP EP94308521A patent/EP0654911B1/en not_active Expired - Lifetime
- 1994-11-22 JP JP28793794A patent/JP3442881B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FI94685B (sv) | 1995-06-30 |
DE69432509T2 (de) | 2004-02-26 |
DE69432509D1 (de) | 2003-05-22 |
EP0654911A2 (en) | 1995-05-24 |
JPH07202795A (ja) | 1995-08-04 |
FI94685C (sv) | 1995-10-10 |
JP3442881B2 (ja) | 2003-09-02 |
EP0654911A3 (en) | 1999-10-20 |
EP0654911B1 (en) | 2003-04-16 |
US5519711A (en) | 1996-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
MA | Patent expired |