GB2521090B - Multi-function adaptive processor - Google Patents

Multi-function adaptive processor

Info

Publication number: GB2521090B
Authority: GB; United Kingdom
Prior art keywords: adaptive processor; function adaptive; function; processor; adaptive
Prior art date: 1986-03-04
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

GB8605288.3A

Other versions

GB2521090A (en

GB8605288D0 (en

Inventor

Robin Paul Rickard

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.)

Alcatel Submarine Networks UK Ltd

Original Assignee

STC Submarine Systems Ltd

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.)

1986-03-04

Filing date

1986-03-04

Publication date

2016-03-30

1986-03-04 Application filed by STC Submarine Systems Ltd filed Critical STC Submarine Systems Ltd

1986-03-04 Priority to GB8605288.3A priority Critical patent/GB2521090B/en

2006-03-04 Anticipated expiration legal-status Critical

2014-12-24 Publication of GB8605288D0 publication Critical patent/GB8605288D0/en

2015-06-17 Publication of GB2521090A publication Critical patent/GB2521090A/en

2016-03-30 Application granted granted Critical

2016-03-30 Publication of GB2521090B publication Critical patent/GB2521090B/en

Status Expired - Lifetime legal-status Critical Current

Links

230000003044 adaptive effect Effects 0.000 title 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
- H01Q3/2611—Means for null steering; Adaptive interference nulling
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/001—Digital control of analog signals
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
- H03M1/181—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values
- H03M1/183—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values the feedback signal controlling the gain of an amplifier or attenuator preceding the analogue/digital converter
- H03M1/185—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values the feedback signal controlling the gain of an amplifier or attenuator preceding the analogue/digital converter the determination of the range being based on more than one digital output value, e.g. on a running average, a power estimation or the rate of change

GB8605288.3A 1986-03-04 1986-03-04 Multi-function adaptive processor Expired - Lifetime GB2521090B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB8605288.3A GB2521090B (en)	1986-03-04	1986-03-04	Multi-function adaptive processor

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8605288.3A GB2521090B (en)	1986-03-04	1986-03-04	Multi-function adaptive processor

Publications (3)

Publication Number	Publication Date
GB8605288D0 GB8605288D0 (en)	2014-12-24
GB2521090A GB2521090A (en)	2015-06-17
GB2521090B true GB2521090B (en)	2016-03-30

Family

ID=52118062

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8605288.3A Expired - Lifetime GB2521090B (en)	1986-03-04	1986-03-04	Multi-function adaptive processor

Country Status (1)

Country	Link
GB (1)	GB2521090B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4079381A (en) *	1976-11-22	1978-03-14	Motorola, Inc.	Null steering apparatus for a multiple antenna array on an AM receiver
US4161733A (en) *	1977-09-19	1979-07-17	Motorola, Inc.	Null steering apparatus including weight oscillation eliminating means

1986
- 1986-03-04 GB GB8605288.3A patent/GB2521090B/en not_active Expired - Lifetime

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4079381A (en) *	1976-11-22	1978-03-14	Motorola, Inc.	Null steering apparatus for a multiple antenna array on an AM receiver
US4161733A (en) *	1977-09-19	1979-07-17	Motorola, Inc.	Null steering apparatus including weight oscillation eliminating means

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IEE Proceedings Volume 130 Parts F and H, No1 February 1983; See the last column on page 60 and the first half-column on page 61 *

Also Published As

Publication number	Publication date
GB2521090A (en)	2015-06-17
GB8605288D0 (en)	2014-12-24

Legal Events

Date	Code	Title	Description
2016-05-11	PE20	Patent expired after termination of 20 years	Expiry date: 20060303

Publication	Publication Date	Title
GB8605366D0 (en)	1986-04-09	Digital processor
GB8704601D0 (en)	1987-04-01	Geometry processor
EP0195569A3 (en)	1989-02-22	Adaptive processor array
GB8501892D0 (en)	1985-02-27	Adaptive processor arrays
GB8700316D0 (en)	1987-02-11	Multi-function implement
EP0261975A3 (en)	1989-07-12	Document feeders
GB8705740D0 (en)	1987-04-15	Cover
IL78675A0 (en)	1986-08-31	Scanner
GB2293067B (en)	1996-07-10	Processor arrangement
GB8710377D0 (en)	1987-06-03	Adaptive disturbance suppression
GB8625306D0 (en)	1986-11-26	Food processor
EP0253074A3 (en)	1988-03-09	Picture processor
AU100246S (en)	1988-05-05	Processor bowl
GB8606299D0 (en)	1986-04-23	Scanner
DE3274393D1 (en)	1987-01-08	Multi-function document processor
GB2229580B (en)	1993-07-21	Adaptive array processor
GB2187064B (en)	1990-01-31	Adaptive filter
EP0240667A3 (en)	1989-12-27	Processor
ZA873200B (en)	1987-10-27	Food processor
EP0221747A3 (en)	1988-01-20	Document processor
GB2521090B (en)	2016-03-30	Multi-function adaptive processor
GB2518339B (en)	2017-08-30	Multi-function adaptive processor
GB8721896D0 (en)	1987-10-21	Boat
GB2518338B (en)	2016-03-30	Multi-function adaptive processor
GB8704230D0 (en)	1987-04-01	Digital processor