BE810104A - Procede et appareil d'amplification de signaux transmis par des lignes de transmission - Google Patents
Procede et appareil d'amplification de signaux transmis par des lignes de transmissionInfo
- Publication number
- BE810104A BE810104A BE1005669A BE1005669A BE810104A BE 810104 A BE810104 A BE 810104A BE 1005669 A BE1005669 A BE 1005669A BE 1005669 A BE1005669 A BE 1005669A BE 810104 A BE810104 A BE 810104A
- Authority
- BE
- Belgium
- Prior art keywords
- transmission lines
- signals transmitted
- amplifying signals
- amplifying
- lines
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/62—Two-way amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00326785A US3818151A (en) | 1973-01-26 | 1973-01-26 | Method and apparatus for amplifying signal transmission through transmission lines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE810104A true BE810104A (fr) | 1974-07-24 |
Family
ID=23273712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE1005669A BE810104A (fr) | 1973-01-26 | 1974-01-24 | Procede et appareil d'amplification de signaux transmis par des lignes de transmission |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3818151A (fr) |
| JP (1) | JPS49107122A (fr) |
| AR (1) | AR203275A1 (fr) |
| BE (1) | BE810104A (fr) |
| BR (1) | BR7400524A (fr) |
| CA (1) | CA986631A (fr) |
| DE (1) | DE2404103A1 (fr) |
| ES (1) | ES422597A1 (fr) |
| FR (1) | FR2215758B1 (fr) |
| GB (1) | GB1454041A (fr) |
| IL (1) | IL44020A (fr) |
| IT (1) | IT1018618B (fr) |
| NL (1) | NL7401087A (fr) |
| SE (1) | SE397759B (fr) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3989907A (en) * | 1975-03-20 | 1976-11-02 | Lorain Products Corporation | Repeater for transmission lines of differing lengths |
| US4032726A (en) * | 1975-03-20 | 1977-06-28 | Lorain Products Corporation | Repeater for transmission lines of differing lengths |
| US4037066A (en) * | 1975-03-20 | 1977-07-19 | Lorain Products Corporation | Repeater for transmission lines |
| US3989906A (en) * | 1975-03-20 | 1976-11-02 | Lorain Products Corporation | Repeater for transmission lines |
| US4004102A (en) * | 1975-08-08 | 1977-01-18 | Bell Telephone Laboratories, Incorporated | Automatic impedance modification of transmission lines |
| US4192974A (en) * | 1978-03-20 | 1980-03-11 | Lorain Products Corporation | Multi-section apparatus for improving signal transmission through telephone transmission lines |
| US4472529A (en) * | 1983-01-17 | 1984-09-18 | Uop Inc. | Hydrocarbon conversion catalyst and use thereof |
| GB2137057B (en) * | 1983-03-18 | 1986-07-02 | Telspec Ltd | Improvements in and relating to signal transmission devices |
| US5195132B1 (en) * | 1990-12-03 | 1996-03-19 | At & T Bell Lab | Telephone network speech signal enhancement |
| US5471527A (en) | 1993-12-02 | 1995-11-28 | Dsc Communications Corporation | Voice enhancement system and method |
| US5802164A (en) * | 1995-12-22 | 1998-09-01 | At&T Corp | Systems and methods for controlling telephone sound enhancement on a per call basis |
| JP3060993B2 (ja) * | 1997-05-15 | 2000-07-10 | 日本電気株式会社 | オーダワイヤ収容方式 |
| AU3681499A (en) * | 1999-06-25 | 2001-01-04 | Alcatel | A bidirectional loss/slope equalizer arrangement |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3706862A (en) * | 1971-06-28 | 1972-12-19 | Lorain Prod Corp | Amplifier circuit for transmission lines |
-
1973
- 1973-01-26 US US00326785A patent/US3818151A/en not_active Expired - Lifetime
- 1973-12-06 CA CA187510A patent/CA986631A/en not_active Expired
-
1974
- 1974-01-15 GB GB181074A patent/GB1454041A/en not_active Expired
- 1974-01-17 SE SE7400592A patent/SE397759B/xx unknown
- 1974-01-18 IL IL44020A patent/IL44020A/en unknown
- 1974-01-24 BR BR7400524/74A patent/BR7400524A/pt unknown
- 1974-01-24 ES ES422597A patent/ES422597A1/es not_active Expired
- 1974-01-24 BE BE1005669A patent/BE810104A/fr not_active IP Right Cessation
- 1974-01-25 NL NL7401087A patent/NL7401087A/xx not_active Application Discontinuation
- 1974-01-25 IT IT47033/74A patent/IT1018618B/it active
- 1974-01-25 AR AR252082A patent/AR203275A1/es active
- 1974-01-25 FR FR7402528A patent/FR2215758B1/fr not_active Expired
- 1974-01-25 JP JP49010875A patent/JPS49107122A/ja active Pending
- 1974-01-25 DE DE2404103A patent/DE2404103A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1454041A (en) | 1976-10-27 |
| AR203275A1 (es) | 1975-08-29 |
| AU6453974A (en) | 1975-07-17 |
| US3818151A (en) | 1974-06-18 |
| FR2215758B1 (fr) | 1978-06-02 |
| NL7401087A (fr) | 1974-07-30 |
| IL44020A (en) | 1976-09-30 |
| IT1018618B (it) | 1977-10-20 |
| DE2404103A1 (de) | 1974-08-15 |
| IL44020A0 (en) | 1974-05-16 |
| CA986631A (en) | 1976-03-30 |
| SE397759B (sv) | 1977-11-14 |
| JPS49107122A (fr) | 1974-10-11 |
| BR7400524A (pt) | 1975-12-16 |
| FR2215758A1 (fr) | 1974-08-23 |
| ES422597A1 (es) | 1976-09-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: LORAIN PRODUCTS CORP. Effective date: 19880131 |