DE69023379D1 - Radiokommunikationssystem. - Google Patents
Radiokommunikationssystem.Info
- Publication number
- DE69023379D1 DE69023379D1 DE69023379T DE69023379T DE69023379D1 DE 69023379 D1 DE69023379 D1 DE 69023379D1 DE 69023379 T DE69023379 T DE 69023379T DE 69023379 T DE69023379 T DE 69023379T DE 69023379 D1 DE69023379 D1 DE 69023379D1
- Authority
- DE
- Germany
- Prior art keywords
- communication system
- radio communication
- radio
- communication
- 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
- 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
- H04B1/02—Transmitters
- H04B1/03—Constructional details, e.g. casings, housings
- H04B1/036—Cooling arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1084374A JP2897246B2 (ja) | 1989-04-03 | 1989-04-03 | 移動無線電話装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69023379D1 true DE69023379D1 (de) | 1995-12-14 |
DE69023379T2 DE69023379T2 (de) | 1996-04-11 |
Family
ID=13828762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69023379T Expired - Fee Related DE69023379T2 (de) | 1989-04-03 | 1990-04-03 | Radiokommunikationssystem. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5020138A (de) |
EP (1) | EP0391794B1 (de) |
JP (1) | JP2897246B2 (de) |
CA (1) | CA2013596C (de) |
DE (1) | DE69023379T2 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5125112A (en) * | 1990-09-17 | 1992-06-23 | Motorola, Inc. | Temperature compensated current source |
JP2546172B2 (ja) * | 1993-11-04 | 1996-10-23 | 日本電気株式会社 | 高速バス装置 |
US5478221A (en) * | 1994-01-31 | 1995-12-26 | Lzr Electronics, Inc. | Miniature fan for printed circuit board |
US5519886A (en) * | 1994-09-26 | 1996-05-21 | Motorola, Inc. | Method and apparatus for controlling device temperature during transmissions |
US5689403A (en) * | 1994-12-27 | 1997-11-18 | Motorola, Inc. | Intercooled electronic device |
AU6845196A (en) * | 1995-08-09 | 1997-03-05 | Superconducting Core Technologies, Inc. | Cryolectronic receiver front end for mobile radio systems |
US6104934A (en) | 1995-08-09 | 2000-08-15 | Spectral Solutions, Inc. | Cryoelectronic receiver front end |
KR100238756B1 (ko) * | 1996-10-12 | 2000-01-15 | 서평원 | 이동통신 단말기의 발열 방지 장치 |
US6002927A (en) * | 1997-10-29 | 1999-12-14 | Ericsson Inc. | Method and apparatus for cooling an electronic device and generating a vibrational signal |
JPH11214874A (ja) * | 1998-01-22 | 1999-08-06 | Matsushita Electric Ind Co Ltd | 電子機器の冷却装置 |
US6608906B2 (en) | 2001-12-27 | 2003-08-19 | Visteon Global Technologies, Inc. | Cooling fan control strategy for automotive audio system |
US6924966B2 (en) * | 2002-05-29 | 2005-08-02 | Superconductor Technologies, Inc. | Spring loaded bi-stable MEMS switch |
US6795697B2 (en) * | 2002-07-05 | 2004-09-21 | Superconductor Technologies, Inc. | RF receiver switches |
DE10234500A1 (de) * | 2002-07-23 | 2004-02-19 | Siemens Ag | Verfahren zur Wärmeableitung in Mobilfunkgeräten und ein entsprechendes Mobilfunkgerät |
KR100681190B1 (ko) * | 2004-07-28 | 2007-02-09 | 엘지전자 주식회사 | 부품 냉각수단을 포함하는 휴대형 통신 단말기 및 냉각방법 |
US20070097628A1 (en) * | 2005-10-31 | 2007-05-03 | Pais Martin R | Heat dissipation apparatus for multiple housing devices |
JP2013062655A (ja) * | 2011-09-13 | 2013-04-04 | Toshiba Corp | 送信装置及びこの送信装置で使用される制御方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4158180A (en) * | 1978-04-13 | 1979-06-12 | General Electric Company | Temperature control circuit |
GB2064264B (en) * | 1979-11-30 | 1983-08-03 | Pye Electronic Prod Ltd | Microphone unit |
US4353037A (en) * | 1980-08-11 | 1982-10-05 | Motorola, Inc. | Amplifier protection circuit |
JPS6033744A (ja) * | 1983-08-04 | 1985-02-21 | Yaesu Musen Co Ltd | 無線通信装置のク−リング方式 |
JPS63226124A (ja) * | 1986-10-29 | 1988-09-20 | Oki Electric Ind Co Ltd | 無線装置用レベル制御回路 |
US4939786A (en) * | 1987-03-09 | 1990-07-03 | Motorola, Inc. | Adaptive thermal protection for a power amplifier by remote sense |
US4724400A (en) * | 1987-04-21 | 1988-02-09 | Trw Inc. | Linear amplifier assembly |
JPS64823A (en) * | 1987-06-23 | 1989-01-05 | Mitsubishi Electric Corp | Portable radio communication equipment |
-
1989
- 1989-04-03 JP JP1084374A patent/JP2897246B2/ja not_active Expired - Fee Related
-
1990
- 1990-03-28 US US07/500,507 patent/US5020138A/en not_active Expired - Lifetime
- 1990-04-02 CA CA002013596A patent/CA2013596C/en not_active Expired - Fee Related
- 1990-04-03 EP EP90400913A patent/EP0391794B1/de not_active Expired - Lifetime
- 1990-04-03 DE DE69023379T patent/DE69023379T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5020138A (en) | 1991-05-28 |
DE69023379T2 (de) | 1996-04-11 |
EP0391794B1 (de) | 1995-11-08 |
JP2897246B2 (ja) | 1999-05-31 |
CA2013596C (en) | 2001-05-29 |
EP0391794A2 (de) | 1990-10-10 |
CA2013596A1 (en) | 1990-10-03 |
JPH02262720A (ja) | 1990-10-25 |
EP0391794A3 (de) | 1992-04-01 |
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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 |