Inventor

Ian A. W. Vance

Inventor

Newport, GB

Overview

15→

Patents

1980–1988

Patent span

Electricity

Primary field (CPC H)

Patents· 15 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication38%

H03DDemodulation or transference of modulation from one carrier to another21%

H04BTransmission21%

H04WWireless communication networks7%

A23VIndexing scheme relating to foods, foodstuffs or non-alcoholic beverages and lactic or propionic acid bacteria used in foodstuffs or food preparation3%

G08BSignalling systems, e.g. personal calling systems3%

H03KPulse technique3%

H04MTelephonic communication3%

PatentTitleYear

4,726,042'A/D converters'1988 4,618,967'Radio receiver'1986 4,583,239'Digital demodulator arrangement for quadrature signals'1986 4,571,738'Demodulator logic for frequency shift keyed signals'1986 4,525,835'Duplex radio system utilizing time compression expansion'1985 4,521,892'Direct conversion radio receiver for FM signals'1985 4,506,262'Synchronization of digital radio pager'1985 4,488,064'Integrated circuit with a common power supply for silicon and gallium arsenide circuit portions'1984 4,480,327'Single channel duplex communication system'1984 4,462,107'Radio receiver for frequency shift keyed signals'1984 4,322,851'Decoding logic for frequency shift keying receiver'1982 4,271,501'Splitter/combiner network'1981 4,254,503'Radio receiver for tone modulated signals'1981 4,238,850'Transmitter/receiver for single channel duplex communication system'1980 4,193,034'Radio receiver for FSK signals'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1985Patents assigned to INT STANDARD ELECTRIC CORP (11)· patent assignee history

1980–1988Based in Newport, GB· patent location history

1981Based in Alton, GB· patent location history

1986Patents assigned to STANDARD TELEPHONES CABLES LTD (2)· patent assignee history

1986–1988Patents assigned to STC PLC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
INT STANDARD ELECTRIC CORP	11	1980–1985
STANDARD TELEPHONES CABLES LTD	2	1986
STC PLC	2	1986–1988

Locations

Location	Patents	Span
Newport, GB	14	1980–1988
Alton, GB	1	1981