Cellular cordless telephone

Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

379 61, H04B 140, H04Q 704

Patent

active

049892304

ABSTRACT:
A cellular cordless telephone (10) operates with both a cordless base station (180) and a cellular base station (190) and cellular control terminal (196). In one embodiment (FIG. 2), a cellular cordless telephone (100) includes a cellular transceiver (120), antenna (128), keyboard (140), a display (180), handset (160), and microcomputer (130) together with a cordless transceiver (110) and antenna (118), all of which may be in a single housing. In another embodiment (FIG. 3), a cellular cordless telephone (200) includes a cellular telephone (220) and a cordless telephone transceiver (210) which may be a plugable module. Whenever cellular cordless telephone (10) is within range of cordless base station (180), telephone calls may be made over the cordless radio channel or transferred from the cellular radio channels to the cordless radio channel. If the cellular cordless telephone (10) thereafter moves out of range of the cordless base station (180), telephone calls may be made over the cellular radio channels or transferred from the cordless radio channel to one of the cellular telephone channels.

REFERENCES:
patent: 3955140 (1976-05-01), Stephens et al.
patent: 4481382 (1984-11-01), Villa-Real
patent: 4491966 (1985-01-01), Morcerf et al.
patent: 4627107 (1986-12-01), Hohlfeld et al.
patent: 4659878 (1987-04-01), Dinkins
patent: 4677655 (1987-06-01), Hashimoto
patent: 4682351 (1987-07-01), Makino
patent: 4700375 (1987-10-01), Reed
patent: 4706274 (1987-11-01), Baker et al.
patent: 4741019 (1988-04-01), Takahashi
patent: 4745632 (1988-05-01), Duffy
patent: 4879740 (1989-11-01), Nagashima et al.
"Britain Offers Digital Cordless Phone Service", by Roger Woolnough, Electronic Engineering Times, Dec. 14, 1987, p. 25.
"Cordlessphone Model No. KX-T3000 EASA-PHONE", published by Panasonic Company Exhibit D.
"DYNATAC Cellular Mobile Telephone" published by Motorola, Inc. Instruction Manual No. 68P81049E55.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Cellular cordless telephone does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Cellular cordless telephone, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Cellular cordless telephone will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-820187

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.