P

Inventor

DEMAN PIERRE

18 patents
⚠️ This page may combine multiple inventors who share the name “DEMAN PIERRE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

THOMSON CSF

16 patents
US4554668ANov 19, 1985

Frequency-hopping radio communications system

THOMSON CSF180 citations97
US4551853ANov 5, 1985

Apparatus for processing speech in radioelectric transmitter/receiver equipment suitable for transmitting and receiving speech

THOMSON CSF22 citations81
US4187404AFeb 5, 1980

Telephone set for optical fibers lines

THOMSON CSF7 citations73
US4573209AFeb 25, 1986

Fixed station of a radiocommunications system with frequency jumps and two-way transmitters

THOMSON CSF8 citations72
US4554669ANov 19, 1985

Frequency jump radiocommunications system with interburst redundancy

THOMSON CSF8 citations72
US4158749AJun 19, 1979

Arrangement for discriminating speech signals from noise

THOMSON CSF8 citations72
US4031327AJun 21, 1977

Telephone set and system utilizing frequency division multiplexing

THOMSON CSF7 citations72
US4204172AMay 20, 1980

Automatic gain control device for a single-sideband receiver

THOMSON CSF14 citations66
US4305154ADec 8, 1981

Transceiver

THOMSON CSF7 citations65
US4263672AApr 21, 1981

Apparatus for synchronization on the basis of a received digital signal

THOMSON CSF2 citations62
US4024350AMay 17, 1977

Channel switching unit for a telephone switching center and switching arrangements utilizing such units

THOMSON CSF2 citations62
US4562571ADec 31, 1985

Speech processing device for radioelectric equipment adapted for speech transmission and reception

THOMSON CSF5 citations61
US4092598AMay 30, 1978

Stations for radioelectric transmission

THOMSON CSF3 citations59
US4326293AApr 20, 1982

Transmitter-receiver with automatic alternation control

THOMSON CSF6 citations56
US4031326AJun 21, 1977

Telephone artery with multiple access points and telephone networks with such arteries

THOMSON CSF0 citations41
US4001511AJan 4, 1977

Channel board for telephony transmission equipment using single side band multiplexing

THOMSON CSF1 citations41

SEB SA

1 patent

TEFAL SA

1 patent