LandOfFree - US Patents - Listing for Telecommunications

Telecommunications – Radiotelephone system – Emergency or alarm communication

Technique for enabling emergency call callback of a terminal...

Telecommunications – Transmitter and receiver at separate stations – Short range rf communication

Technique for establishing a virtual backbone in an ad hoc...

Telecommunications – Radiotelephone system – Message storage or retrieval

Technique for generating and managing a personal dialing queue

Telecommunications – Transmitter

Technique for improving modulation performance of...

Telecommunications – Transmitter – Plural separate transmitters or channels

Technique for improving radio system performance during fading

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Technique for least cost routing for mobile satellite systems em

Telecommunications – Transmitter and receiver at separate stations – Single message via plural carrier wave transmission

Technique for measuring channel delay

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Technique for mobile wireless device location

Telecommunications – Radiotelephone system – Special service

Technique for monitoring and attempting to connect...

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail

Technique for negotiating on behalf of a mobile ambient...

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Technique for notification of mobile terminals by...

Telecommunications – Transmitter – Amplitude modulation

Technique for performing amplitude modulation without cheating s

Telecommunications – Transmitter and receiver at separate stations – Optimum frequency selection

Technique for performing an automatic channel search and switch

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Technique for providing a secure link in a mobile...

Telecommunications – Radiotelephone system – Special service

Technique for providing feature information in a personal mobile

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Technique for reducing average power consumption in a...

Telecommunications – Transmitter and receiver at separate stations – Having measuring – testing – or monitoring of system or part

Technique for reducing interference to radio operations on a...

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Technique for reporting faults of base station of digital...

Telecommunications – Transmitter and receiver at separate stations

Technique for secure communications on FM radio channels