NL7812201A - Brugversterker. - Google Patents

Brugversterker. Download PDF

Info

Publication number: NL7812201A
Authority: NL; Netherlands
Prior art keywords: amplifier; line; transistors; signal; transistor
Prior art date: 1978-11-08

Application number

NL7812201A

Other languages

English (en)

Dutch (nl)

Original Assignee

Int Standard Electric Corp

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.)

1978-11-08

Filing date

1978-12-15

Publication date

1980-05-12

1978-12-15 Application filed by Int Standard Electric Corp filed Critical Int Standard Electric Corp

1980-05-12 Publication of NL7812201A publication Critical patent/NL7812201A/nl

Links

239000000758 substrate Substances 0.000 claims description 13
230000004888 barrier function Effects 0.000 claims description 9
239000003990 capacitor Substances 0.000 claims description 6
229920006395 saturated elastomer Polymers 0.000 claims description 4
230000003321 amplification Effects 0.000 claims description 2
238000003199 nucleic acid amplification method Methods 0.000 claims description 2
239000003550 marker Substances 0.000 claims 1
230000011664 signaling Effects 0.000 claims 1
239000002800 charge carrier Substances 0.000 description 6
238000002347 injection Methods 0.000 description 4
239000007924 injection Substances 0.000 description 4
230000000694 effects Effects 0.000 description 3
230000008859 change Effects 0.000 description 2
238000010586 diagram Methods 0.000 description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
230000008901 benefit Effects 0.000 description 1
239000002775 capsule Substances 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
239000004020 conductor Substances 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
238000007689 inspection Methods 0.000 description 1
230000009022 nonlinear effect Effects 0.000 description 1
239000004065 semiconductor Substances 0.000 description 1
230000007704 transition Effects 0.000 description 1

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6025—Substation equipment, e.g. for use by subscribers including speech amplifiers implemented as integrated speech networks

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Amplifiers (AREA)
Interface Circuits In Exchanges (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Silver Salt Photography Or Processing Solution Therefor (AREA)

NL7812201A 1978-11-08 1978-12-15 Brugversterker. NL7812201A (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB7843602		1978-11-08
GB7843602A GB2034555B (en)	1978-11-08	1978-11-08	Bridge amplifier

Publications (1)

Publication Number	Publication Date
NL7812201A true NL7812201A (nl)	1980-05-12

Family

ID=10500875

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7812201A NL7812201A (nl)	1978-11-08	1978-12-15	Brugversterker.

Country Status (36)

Country	Link
US (1)	US4286123A (de)
JP (1)	JPS5566153A (de)
AR (1)	AR217354A1 (de)
AT (1)	AT376090B (de)
AU (1)	AU518350B2 (de)
BE (1)	BE879902A (de)
BR (1)	BR7901163A (de)
CA (1)	CA1149980A (de)
CH (1)	CH647114A5 (de)
DD (1)	DD141383A5 (de)
DE (1)	DE2856072C3 (de)
DK (1)	DK101079A (de)
EG (1)	EG14801A (de)
ES (1)	ES476608A1 (de)
FI (1)	FI790944A7 (de)
FR (1)	FR2441301A1 (de)
GB (1)	GB2034555B (de)
GR (1)	GR66659B (de)
HK (1)	HK49787A (de)
HU (1)	HU177459B (de)
IL (1)	IL56530A0 (de)
IN (1)	IN150998B (de)
IT (1)	IT1192686B (de)
MX (1)	MX146725A (de)
NL (1)	NL7812201A (de)
NO (1)	NO145811C (de)
NZ (1)	NZ189634A (de)
PH (1)	PH16061A (de)
PL (1)	PL125280B1 (de)
PT (1)	PT69609A (de)
RO (1)	RO80675A (de)
SE (2)	SE437452B (de)
SU (1)	SU1088677A3 (de)
TR (1)	TR20841A (de)
YU (1)	YU305478A (de)
ZA (1)	ZA79281B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2057815B (en) *	1979-08-31	1983-08-10	Standard Telephones Cables Ltd	Electronic telephone circuit
US4536888A (en) *	1981-08-21	1985-08-20	Plantronics, Inc.	Voice communication instrument system with line-powered receiver conditioning circuit
NL8304312A (nl) *	1983-12-15	1985-07-01	Philips Nv	Telefooncircuit met klasse-b versterker.
JP3404848B2 (ja) *	1993-12-21	2003-05-12	ソニー株式会社	半導体装置
PL443367A1 (pl) *	2022-12-30	2024-01-29	Główny Instytut Górnictwa	Polimerobeton oraz sposób jego otrzymywania

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3175050A (en) *	1960-03-21	1965-03-23	Nat Company Inc	Bi-directional signal circuit
US3238310A (en) *	1961-02-13	1966-03-01	Rca Corp	Bidirectional amplifiers
US3359378A (en) *	1964-09-28	1967-12-19	Sanders Associates Inc	Two-way amplifier
US3529099A (en) *	1967-05-10	1970-09-15	Itt	Telephone subset with resistive hybrid network
US3573402A (en) *	1969-03-25	1971-04-06	Lorain Prod Corp	Bidirectional additive amplifier
NL6916988A (de) *	1969-11-11	1971-05-13
NL7200294A (de) *	1972-01-08	1973-07-10
NL7307296A (de) *	1973-05-25	1974-11-27
US3882274A (en) *	1974-02-28	1975-05-06	Regents State Of Florida Board	Bidirectional digital amplifier
US4004091A (en) *	1975-06-26	1977-01-18	Motorola, Inc.	Bidirectional line driver
DE2536201C2 (de) *	1975-08-13	1982-06-03	Standard Elektrik Lorenz Ag, 7000 Stuttgart	Schaltungsanordnung für Fernmeldeanlagen insbesondere für Fernsprechapparate zur Abgabe von Wählimpulsen mit einem Transistor

1978
- 1978-11-08 GB GB7843602A patent/GB2034555B/en not_active Expired
- 1978-11-08 AU AU42642/78A patent/AU518350B2/en not_active Ceased
- 1978-12-15 NL NL7812201A patent/NL7812201A/nl not_active Application Discontinuation
- 1978-12-21 NO NO784313A patent/NO145811C/no unknown
- 1978-12-22 YU YU03054/78A patent/YU305478A/xx unknown
- 1978-12-22 AT AT0922178A patent/AT376090B/de not_active IP Right Cessation
- 1978-12-22 HU HU78IE857A patent/HU177459B/hu unknown
- 1978-12-23 DE DE2856072A patent/DE2856072C3/de not_active Expired
- 1978-12-28 FR FR7836640A patent/FR2441301A1/fr active Granted
1979
- 1979-01-04 SU SU792708650A patent/SU1088677A3/ru active
- 1979-01-05 ES ES476608A patent/ES476608A1/es not_active Expired
- 1979-01-11 RO RO7996254A patent/RO80675A/ro unknown
- 1979-01-12 DD DD79210456A patent/DD141383A5/de unknown
- 1979-01-23 ZA ZA79281A patent/ZA79281B/xx unknown
- 1979-01-24 PH PH22101A patent/PH16061A/en unknown
- 1979-01-29 IL IL56530A patent/IL56530A0/xx unknown
- 1979-02-01 IT IT19775/79A patent/IT1192686B/it active
- 1979-02-07 JP JP1234979A patent/JPS5566153A/ja active Granted
- 1979-02-09 PL PL1979213320A patent/PL125280B1/pl unknown
- 1979-02-13 NZ NZ189634A patent/NZ189634A/xx unknown
- 1979-02-14 TR TR20841A patent/TR20841A/xx unknown
- 1979-02-15 MX MX176624A patent/MX146725A/es unknown
- 1979-02-15 IN IN139/CAL/79A patent/IN150998B/en unknown
- 1979-02-22 BR BR7901163A patent/BR7901163A/pt unknown
- 1979-03-12 DK DK101079A patent/DK101079A/da not_active Application Discontinuation
- 1979-03-15 US US06/020,647 patent/US4286123A/en not_active Expired - Lifetime
- 1979-03-15 GR GR58614A patent/GR66659B/el unknown
- 1979-03-15 AR AR275826A patent/AR217354A1/es active
- 1979-03-20 EG EG79182A patent/EG14801A/xx active
- 1979-03-20 CA CA000323782A patent/CA1149980A/en not_active Expired
- 1979-03-20 FI FI790944A patent/FI790944A7/fi not_active Application Discontinuation
- 1979-03-26 SE SE7902675A patent/SE437452B/sv not_active IP Right Cessation
- 1979-04-03 CH CH307079A patent/CH647114A5/de not_active IP Right Cessation
- 1979-05-14 PT PT69609A patent/PT69609A/pt unknown
- 1979-11-08 BE BE2/58192A patent/BE879902A/nl not_active IP Right Cessation
1984
- 1984-08-24 SE SE8404228A patent/SE8404228L/ not_active Application Discontinuation
1987
- 1987-06-25 HK HK497/87A patent/HK49787A/xx unknown

Also Published As

Publication number	Publication date
NO784313L (no)	1980-05-09
US4286123A (en)	1981-08-25
DE2856072C3 (de)	1986-10-23
SE7902675L (sv)	1980-05-09
FI790944A7 (fi)	1980-05-09
PH16061A (en)	1983-06-09
BE879902A (nl)	1980-05-08
GB2034555A (en)	1980-06-04
ATA922178A (de)	1984-02-15
GR66659B (de)	1981-04-07
AR217354A1 (es)	1980-03-14
PL213320A1 (de)	1980-05-19
TR20841A (tr)	1982-10-19
IL56530A0 (en)	1979-03-12
DE2856072B2 (de)	1980-08-28
SE437452B (sv)	1985-02-25
IT1192686B (it)	1988-05-04
PT69609A (en)	1979-06-01
DE2856072A1 (de)	1980-05-14
CA1149980A (en)	1983-07-12
JPH0228943B2 (de)	1990-06-27
HU177459B (en)	1981-10-28
GB2034555B (en)	1983-03-02
IT7919775A0 (it)	1979-02-01
HK49787A (en)	1987-07-03
FR2441301B1 (de)	1983-12-30
MX146725A (es)	1982-08-03
SE8404228D0 (sv)	1984-08-24
SU1088677A3 (ru)	1984-04-23
AT376090B (de)	1984-10-10
PL125280B1 (en)	1983-04-30
ES476608A1 (es)	1979-12-16
DK101079A (da)	1980-05-09
DD141383A5 (de)	1980-04-23
CH647114A5 (de)	1984-12-28
NO145811B (no)	1982-02-22
ZA79281B (en)	1980-01-30
NO145811C (no)	1982-06-09
AU518350B2 (en)	1981-09-24
RO80675A (ro)	1983-02-01
FR2441301A1 (fr)	1980-06-06
SE8404228L (sv)	1984-08-24
BR7901163A (pt)	1980-10-29
EG14801A (en)	1985-03-31
NZ189634A (en)	1981-05-15
IN150998B (de)	1983-02-12
YU305478A (en)	1983-04-30
JPS5566153A (en)	1980-05-19
AU4264278A (en)	1980-05-15

Legal Events

Date	Code	Title	Description
1985-01-01	A85	Still pending on 85-01-01
1986-02-03	BA	A request for search or an international-type search has been filed
1986-04-01	BB	A search report has been drawn up
1986-09-01	BC	A request for examination has been filed
1987-06-16	CNR	Transfer of rights (patent application after its laying open for public inspection)	Free format text: STC PLC TE HARLOW
1988-08-01	BV	The patent application has lapsed

Publication	Publication Date	Title
US4041252A (en)	1977-08-09	Transformerless two-wire/four-wire hybrid with DC sourcing capability
US5940498A (en)	1999-08-17	Electronic voice circuit configuration
GB2223905A (en)	1990-04-18	Differential amplifier with cross-coupled current mirrors
KR100747808B1 (ko)	2007-08-08	트랙 및 홀드 증폭기
NL7812201A (nl)	1980-05-12	Brugversterker.
US3384844A (en)	1968-05-21	Negative impedance device
US4314106A (en)	1982-02-02	Line circuit
US4356354A (en)	1982-10-26	Electronic subscriber junctor
CN1135819C (zh)	2004-01-21	电子交换机的用户匹配电路
US6563924B1 (en)	2003-05-13	Subscriber matching circuit for electronic exchange
US3254303A (en)	1966-05-31	Cascaded transistor amplifier biasing arrangement
NL9001489A (nl)	1991-02-01	Elektrisch voedingscircuit voor toepassing bij een telefoontoestel.
KR830001558B1 (ko)	1983-08-10	브리지 증폭기
US4297601A (en)	1981-10-27	Monostable multivibrator circuit and FM detector circuit employing predetermined load resistance and constant current to increase response rate of differential transistor pair
US2977420A (en)	1961-03-28	Telephone subscriber's supervisory circuits
US3636266A (en)	1972-01-18	Negative impedance line isolators
JPS60142655A (ja)	1985-07-27	音声伝送回路
GB2115650A (en)	1983-09-07	Telephone subscriber's instrument circuit
JP3030006B2 (ja)	2000-04-10	多重化信号の分配装置
US4025735A (en)	1977-05-24	Negative conductance network
JPS5816287Y2 (ja)	1983-04-02	発振器の制御回路
Leakey et al.	1960	A current-controlled tdm transmission path
BE905921A (nl)	1987-06-16	Telecommunicatie-inrichting en daarin gebruikte ketens.
US4085290A (en)	1978-04-18	Telephone conference amplifier
JPH05121964A (ja)	1993-05-18	電気信号を増幅する回路装置