ES2107351B1 - Dispositivo amplificador de banda ancha. - Google Patents

Dispositivo amplificador de banda ancha.

Info

Publication number
ES2107351B1
ES2107351B1 ES9402469A ES9402469A ES2107351B1 ES 2107351 B1 ES2107351 B1 ES 2107351B1 ES 9402469 A ES9402469 A ES 9402469A ES 9402469 A ES9402469 A ES 9402469A ES 2107351 B1 ES2107351 B1 ES 2107351B1
Authority
ES
Spain
Prior art keywords
frequency
amplifier
amplifier device
directional coupler
following relationship
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 - Lifetime
Application number
ES9402469A
Other languages
English (en)
Other versions
ES2107351A1 (es
Inventor
Perez Francisco J Lopez
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Angel Iglesias SA
Original Assignee
Angel Iglesias SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Angel Iglesias SA filed Critical Angel Iglesias SA
Priority to ES9402469A priority Critical patent/ES2107351B1/es
Publication of ES2107351A1 publication Critical patent/ES2107351A1/es
Application granted granted Critical
Publication of ES2107351B1 publication Critical patent/ES2107351B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Amplifiers (AREA)

Abstract

Dispositivo amplificador de banda ancha, capaz defuncionar hasta el margen de frecuencia de la bandaUHF, de los que utilizan al menos un amplificadorcon realimentación no disipativa por medio de unacoplador direccional, que consta de dos transformadoresidénticos interconexionados entre sí y connúcleo de ferrita, disponiendo el amplificador de transistores con unafrecuencia de tránsito (ft) de valorsuperior a ocho veces la frecuencia máxima (fmax) aalcanzar y el acoplador direccional disponiendo que lalongitud (h) del núcleo de ferrita cumpla la siguienterelación. H < _ min/16n16n , siendo (n) el número de espirasdevanadas en la ferrita, y su permeabilidad (mu) cumple la siguienterelación mu>_ 7,1 lambda max b +d/(b-d) hn ,siendo lambda max la longitud de onda correspondiente ala frecuencia mínima.
ES9402469A 1994-11-30 1994-11-30 Dispositivo amplificador de banda ancha. Expired - Lifetime ES2107351B1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9402469A ES2107351B1 (es) 1994-11-30 1994-11-30 Dispositivo amplificador de banda ancha.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9402469A ES2107351B1 (es) 1994-11-30 1994-11-30 Dispositivo amplificador de banda ancha.

Publications (2)

Publication Number Publication Date
ES2107351A1 ES2107351A1 (es) 1997-11-16
ES2107351B1 true ES2107351B1 (es) 1998-06-16

Family

ID=8288153

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9402469A Expired - Lifetime ES2107351B1 (es) 1994-11-30 1994-11-30 Dispositivo amplificador de banda ancha.

Country Status (1)

Country Link
ES (1) ES2107351B1 (es)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4263564A (en) * 1979-03-20 1981-04-21 Compagnie Industrielle Des Telecommunications Cit-Alcatel Wide-band transistorized amplifier
US4531101A (en) * 1984-08-22 1985-07-23 Pasar, Inc. High-frequency amplifier with enhanced gain from use of the Miller effect capacitance
US5272450A (en) * 1991-06-20 1993-12-21 Microwave Modules & Devices, Inc. DC feed network for wideband RF power amplifier
US5164682A (en) * 1991-07-24 1992-11-17 Taralp Guener Two-port wideband bipolar transistor amplifiers
GB2295289B (en) * 1992-10-28 1996-07-17 Plessey Semiconductors Ltd Wideband constant impedance amplifiers

Also Published As

Publication number Publication date
ES2107351A1 (es) 1997-11-16

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