FR2685586B1 - - Google Patents
Info
- Publication number
- FR2685586B1 FR2685586B1 FR9115777A FR9115777A FR2685586B1 FR 2685586 B1 FR2685586 B1 FR 2685586B1 FR 9115777 A FR9115777 A FR 9115777A FR 9115777 A FR9115777 A FR 9115777A FR 2685586 B1 FR2685586 B1 FR 2685586B1
- Authority
- FR
- France
- 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
- H03H7/46—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
-
- 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
- H04B1/50—Circuits using different frequencies for the two directions of communication
-
- 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
- H03H7/38—Impedance-matching networks
- H03H2007/386—Multiple band impedance matching
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Filters And Equalizers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9115777A FR2685586A1 (fr) | 1991-12-19 | 1991-12-19 | Dispositif d'aiguillage en frequence a adaptation d'impedance. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9115777A FR2685586A1 (fr) | 1991-12-19 | 1991-12-19 | Dispositif d'aiguillage en frequence a adaptation d'impedance. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2685586A1 FR2685586A1 (fr) | 1993-06-25 |
FR2685586B1 true FR2685586B1 (es) | 1994-12-09 |
Family
ID=9420221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9115777A Granted FR2685586A1 (fr) | 1991-12-19 | 1991-12-19 | Dispositif d'aiguillage en frequence a adaptation d'impedance. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2685586A1 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69630546T2 (de) * | 1995-05-16 | 2004-08-05 | Matsushita Electric Industrial Co., Ltd., Kadoma | Spannungsgesteuerter Oszillator mit steuerbarem Frequenzband |
FR2745131A1 (fr) * | 1996-02-21 | 1997-08-22 | Philips Electronics Nv | Appareil de radio-telephonie multimode |
US6125107A (en) * | 1997-10-29 | 2000-09-26 | Qualcomm Incorporated | Dual-band RF test interface circuit |
FI119710B (fi) | 2004-03-22 | 2009-02-13 | Filtronic Comtek Oy | Pienikohinaisen vahvistinparin tulojärjestely |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1572500A (es) * | 1968-05-10 | 1969-06-27 | ||
US3815137A (en) * | 1970-07-27 | 1974-06-04 | Sinclair Radio Labor Inc | Notch filter network |
US3733608A (en) * | 1971-12-09 | 1973-05-15 | Motorola Inc | Circuit for coupling radio receiver and radio transmitter to a common antenna for duplex operation |
US4186359A (en) * | 1977-08-22 | 1980-01-29 | Tx Rx Systems Inc. | Notch filter network |
-
1991
- 1991-12-19 FR FR9115777A patent/FR2685586A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2685586A1 (fr) | 1993-06-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |