DE69119976T2 - Signal-Abschwächer - Google Patents
Signal-AbschwächerInfo
- Publication number
- DE69119976T2 DE69119976T2 DE69119976T DE69119976T DE69119976T2 DE 69119976 T2 DE69119976 T2 DE 69119976T2 DE 69119976 T DE69119976 T DE 69119976T DE 69119976 T DE69119976 T DE 69119976T DE 69119976 T2 DE69119976 T2 DE 69119976T2
- Authority
- DE
- Germany
- Prior art keywords
- signal attenuator
- attenuator
- signal
- 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
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/24—Frequency- independent attenuators
- H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
- H03H7/253—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode
- H03H7/255—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode the element being a PIN diode
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16442090 | 1990-06-22 | ||
JP2273735A JP2786323B2 (ja) | 1990-06-22 | 1990-10-12 | 信号減衰回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69119976D1 DE69119976D1 (de) | 1996-07-11 |
DE69119976T2 true DE69119976T2 (de) | 1996-12-19 |
Family
ID=26489526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69119976T Expired - Fee Related DE69119976T2 (de) | 1990-06-22 | 1991-01-03 | Signal-Abschwächer |
Country Status (4)
Country | Link |
---|---|
US (1) | US5126703A (de) |
EP (1) | EP0463710B1 (de) |
JP (1) | JP2786323B2 (de) |
DE (1) | DE69119976T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5353331A (en) * | 1992-03-05 | 1994-10-04 | Bell Atlantic Network Services, Inc. | Personal communications service using wireline/wireless integration |
JPH0846473A (ja) * | 1994-07-27 | 1996-02-16 | Mitsubishi Electric Corp | マイクロ波可変減衰器 |
JPH08111652A (ja) * | 1994-10-11 | 1996-04-30 | Toshiba Corp | 無線通信機 |
US5565823A (en) * | 1994-12-21 | 1996-10-15 | Lucent Technologies Inc. | Voltage controlled attenuator using PN diodes |
JP3438637B2 (ja) * | 1999-03-09 | 2003-08-18 | 株式会社村田製作所 | 可変減衰器、複合可変減衰器及び移動体通信機器 |
KR100480071B1 (ko) * | 2002-11-12 | 2005-03-31 | 엘지전자 주식회사 | 가변 감쇠기 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3534278A (en) * | 1969-03-03 | 1970-10-13 | Bell Telephone Labor Inc | Variolossers having substantially flat frequency response characteristics at all loss settings |
US4019160A (en) * | 1975-12-05 | 1977-04-19 | Gte Sylvania Incorporated | Signal attenuator circuit for TV tuner |
JPS5754414A (ja) * | 1980-09-19 | 1982-03-31 | Hitachi Ltd | Atsuteneetakairo |
US4378536A (en) * | 1981-06-09 | 1983-03-29 | Rca Corporation | High power, low frequency, electronically adjustable attenuator |
DE3210453C2 (de) * | 1982-03-22 | 1995-05-04 | Telefunken Microelectron | Signal-Eingangsschaltung |
-
1990
- 1990-10-12 JP JP2273735A patent/JP2786323B2/ja not_active Expired - Lifetime
- 1990-12-31 US US07/636,158 patent/US5126703A/en not_active Expired - Fee Related
-
1991
- 1991-01-03 DE DE69119976T patent/DE69119976T2/de not_active Expired - Fee Related
- 1991-01-03 EP EP91300040A patent/EP0463710B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0463710A2 (de) | 1992-01-02 |
EP0463710B1 (de) | 1996-06-05 |
JP2786323B2 (ja) | 1998-08-13 |
US5126703A (en) | 1992-06-30 |
DE69119976D1 (de) | 1996-07-11 |
JPH04175015A (ja) | 1992-06-23 |
EP0463710A3 (de) | 1992-01-08 |
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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 |