PT93399A - Aparelho para comunicacoes digitais - Google Patents

Aparelho para comunicacoes digitais

Info

Publication number: PT93399A
Authority: PT; Portugal
Prior art keywords: stage blocks; stage; data streams; blocks; input
Prior art date: 1989-03-10

Application number

PT93399A

Other languages

English (en)

Other versions

PT93399B (pt

Inventor

Stephen Patrick Ferguson

Original Assignee

Plessey Telecomm

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.)

1989-03-10

Filing date

1990-03-09

Publication date

1991-10-31

1990-03-09 Application filed by Plessey Telecomm filed Critical Plessey Telecomm

1991-10-31 Publication of PT93399A publication Critical patent/PT93399A/pt

1996-01-31 Publication of PT93399B publication Critical patent/PT93399B/pt

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/18—Time-division multiplex systems using frequency compression and subsequent expansion of the individual signals

Landscapes

Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Engineering & Computer Science (AREA)
Detection And Prevention Of Errors In Transmission (AREA)
Error Detection And Correction (AREA)
Train Traffic Observation, Control, And Security (AREA)
Time-Division Multiplex Systems (AREA)
Optical Communication System (AREA)
Special Wing (AREA)
Radio Relay Systems (AREA)
Mobile Radio Communication Systems (AREA)
Amplifiers (AREA)
Selective Calling Equipment (AREA)
Exchange Systems With Centralized Control (AREA)
Communication Control (AREA)
Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Dc Digital Transmission (AREA)
Iron Core Of Rotating Electric Machines (AREA)
Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)

PT93399A 1989-03-10 1990-03-09 Aparelho para comunicacoes digitais PT93399B (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB898905533A GB8905533D0 (en)	1989-03-10	1989-03-10	Pcm communication system

Publications (2)

Publication Number	Publication Date
PT93399A true PT93399A (pt)	1991-10-31
PT93399B PT93399B (pt)	1996-01-31

Family

ID=10653099

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT93399A PT93399B (pt)	1989-03-10	1990-03-09	Aparelho para comunicacoes digitais

Country Status (14)

Country	Link
US (1)	US5056087A (pt)
EP (1)	EP0386908B1 (pt)
JP (1)	JP3010448B2 (pt)
CN (1)	CN1023856C (pt)
AT (1)	ATE117479T1 (pt)
AU (1)	AU616342B2 (pt)
CA (1)	CA2011284A1 (pt)
DE (1)	DE69016063T2 (pt)
DK (1)	DK0386908T3 (pt)
ES (1)	ES2066121T3 (pt)
FI (1)	FI98581C (pt)
GB (2)	GB8905533D0 (pt)
GR (1)	GR3015792T3 (pt)
PT (1)	PT93399B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8814584D0 (en) *	1988-06-20	1988-07-27	Plessey Telecomm	Pcm communication system
JPH036156A (ja) *	1989-06-01	1991-01-11	Mitsubishi Electric Corp	データ伝送路障害検知回路
JPH04100429A (ja) *	1990-08-20	1992-04-02	Toshiba Corp	時分割多重化装置
US5555267A (en) *	1993-07-30	1996-09-10	Burke, Jr.; George E.	Feedforward control system, method and control module
GB2284967A (en) *	1993-12-10	1995-06-21	Marconi Gec Ltd	Multiplexers and demultiplexers
US6618395B1 (en) *	1999-05-27	2003-09-09	3Com Corporation	Physical coding sub-layer for transmission of data over multi-channel media
AU7236301A (en) *	2000-07-07	2002-01-21	Convec Aps	A ventilating device and a building comprising such a ventilating device
US6959019B2 (en) *	2001-02-22	2005-10-25	Nortel Networks Limited	Aharmonic interleaving of forward error corrected (FEC) signals
US6762702B2 (en) *	2002-01-24	2004-07-13	Broadcom Corporation	Shuffler apparatus and related dynamic element matching technique for linearization of unit-element digital-to-analog converters
US6795003B2 (en) *	2003-01-30	2004-09-21	Broadcom Corporation	Hardware-efficient implementation of dynamic element matching in sigma-delta DAC's
US8127049B1 (en) *	2008-03-12	2012-02-28	Matrox Graphics Inc.	Input/output pin allocation for data streams of variable widths

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3995119A (en) *	1975-05-30	1976-11-30	Gte Automatic Electric Laboratories Incorporated	Digital time-division multiplexing system
IT1143268B (it) *	1981-01-15	1986-10-22	Cselt Centro Studi Lab Telecom	Struttura modulare di rete di commutazione pcm a controllo e diagnostica distribuite
US4644535A (en) *	1984-04-26	1987-02-17	Data General Corp.	PCM channel multiplexer/demultiplexer
NL8501737A (nl) *	1985-06-17	1987-01-16	At & T & Philips Telecomm	Hogere orde digitaal transmissiesysteem voorzien van een multiplexer en een demultiplexer.
US4716561A (en) *	1985-08-26	1987-12-29	American Telephone And Telegraph Company, At&T Bell Laboratories	Digital transmission including add/drop module
US4914655A (en) *	1986-06-20	1990-04-03	American Telephone And Telegraph Company	Multiplexing arrangement for a digital transmission system
JPS63236432A (ja) *	1987-03-25	1988-10-03	Fujitsu Ltd	Ｂｓｉ化ビツトインタリ−ブ多重方式
GB8814584D0 (en) *	1988-06-20	1988-07-27	Plessey Telecomm	Pcm communication system
US4924464A (en) *	1989-03-13	1990-05-08	American Telephone And Telegraph Company	Technique for converting either way between a plurality of N synchronized serial bit streams and a parallel TDM format

1989
- 1989-03-10 GB GB898905533A patent/GB8905533D0/en active Pending
1990
- 1990-02-23 DE DE69016063T patent/DE69016063T2/de not_active Expired - Lifetime
- 1990-02-23 DK DK90301961.0T patent/DK0386908T3/da active
- 1990-02-23 ES ES90301961T patent/ES2066121T3/es not_active Expired - Lifetime
- 1990-02-23 GB GB9004166A patent/GB2229610B/en not_active Expired - Lifetime
- 1990-02-23 AT AT90301961T patent/ATE117479T1/de active
- 1990-02-23 EP EP90301961A patent/EP0386908B1/en not_active Expired - Lifetime
- 1990-02-26 US US07/485,995 patent/US5056087A/en not_active Expired - Lifetime
- 1990-03-01 CA CA002011284A patent/CA2011284A1/en not_active Abandoned
- 1990-03-02 AU AU50658/90A patent/AU616342B2/en not_active Ceased
- 1990-03-08 JP JP2055205A patent/JP3010448B2/ja not_active Expired - Lifetime
- 1990-03-09 PT PT93399A patent/PT93399B/pt not_active IP Right Cessation
- 1990-03-09 FI FI901207A patent/FI98581C/fi not_active IP Right Cessation
- 1990-03-10 CN CN90101776.0A patent/CN1023856C/zh not_active Expired - Lifetime
1995
- 1995-04-17 GR GR950400922T patent/GR3015792T3/el unknown

Also Published As

Publication number	Publication date
ES2066121T3 (es)	1995-03-01
PT93399B (pt)	1996-01-31
DE69016063D1 (de)	1995-03-02
JP3010448B2 (ja)	2000-02-21
CA2011284A1 (en)	1990-09-10
DE69016063T2 (de)	1995-05-18
EP0386908B1 (en)	1995-01-18
GB9004166D0 (en)	1990-04-18
US5056087A (en)	1991-10-08
FI901207A0 (fi)	1990-03-09
AU616342B2 (en)	1991-10-24
GB8905533D0 (en)	1989-04-19
GR3015792T3 (en)	1995-07-31
FI98581C (fi)	1997-07-10
FI98581B (fi)	1997-03-27
ATE117479T1 (de)	1995-02-15
EP0386908A3 (en)	1991-09-04
CN1023856C (zh)	1994-02-16
JPH0327635A (ja)	1991-02-06
CN1047596A (zh)	1990-12-05
GB2229610B (en)	1993-06-16
AU5065890A (en)	1990-09-13
GB2229610A (en)	1990-09-26
EP0386908A2 (en)	1990-09-12
DK0386908T3 (da)	1995-03-20

Legal Events

Date

Code

Title

Description

1991-10-31

BB1A

Laying open of patent application

Effective date: 19900314

1996-01-31

FG3A

Patent granted, date of granting

Effective date: 19951026

1998-08-31

MM3A

Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19980430

Publication	Publication Date	Title
JPS5523603A (en)	1980-02-20	Method and apparatus for coding and decoding of telephone signal
ATE117479T1 (de)	1995-02-15	Pcm-übertragungssystem.
KR100605827B1 (ko)	2006-07-31	인코더 및 디코더
JPS6247008B2 (pt)	1987-10-06
AU6003500A (en)	2001-02-13	Optical regenerator for high bit-rate otdm signals
US3781822A (en)	1973-12-25	Data rate-changing and reordering circuits
ES8606759A1 (es)	1986-04-01	Un metodo de conversion de una cadena de bitios de datos de una senal binaria original en una cadena de bitios de datos de una senal binaria de canal
DE3881220D1 (de)	1993-06-24	Kommunikationsvermittlungselement.
US4638480A (en)	1987-01-20	Distributed digital signal multiplexing
EP0788229A3 (en)	1998-07-29	Peak detecting apparatus
JPS6476319A (en)	1989-03-22	Data arranging circuit
ATE115344T1 (de)	1994-12-15	Pcm-übertragungssystem.
SU974599A1 (ru)	1982-11-15	Многоканальное устройство приема информации
CA2298999A1 (en)	2000-08-26	Digital channelizer having efficient architecture for cyclic shifting and method of operation thereof
SU959061A1 (ru)	1982-09-15	Устройство дл сопр жени релейных абонентов с вычислительной машиной
SE9701655L (sv)	1998-11-03	Anordningar och förfarande relaterande till hantering av digitala signaler
JPS6429087A (en)	1989-01-31	Digital key telephone system
JPS647831A (en)	1989-01-11	Digital signal transmission method
MY110033A (en)	1997-11-29	High efficiency digital data encoding and decoding apparatus.
JPS594255A (ja)	1984-01-11	可変長符号に対する符号変換回路
JPS6414777A (en)	1989-01-18	Digital recording and reproducing device
JPS55162145A (en)	1980-12-17	Data-length change-over circuit