A mobile phone signal (also known as reception and service) is the signal strength (measured in dBm) received by a mobile phone from a cellular network...

signals between (several) cell towers of the network and the phone or by simply using GNSS. To locate a mobile phone using multilateration of mobile radio...

A mobile phone jammer or blocker is a device which deliberately transmits signals on the same radio frequencies as mobile phones, disrupting the communication...

A satellite telephone, satellite phone or satphone is a type of mobile phone that connects to other phones or the telephone network by radio link through...

A mobile phone or cell phone is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated...

messages on mobile phones. It also encompasses the monitoring of people's movements, which can be tracked using mobile phone signals when phones are turned...

A cell site, cell phone tower, cell base tower, or cellular base station is a cellular-enabled mobile device site where antennas and electronic communications...

dB-millivolts per metre (dBmV/m). For very low-power systems, such as mobile phones, signal strength is usually expressed in dB-microvolts per metre (dBμV/m)...

Fixed phones of the late 20th century and later detect this ringing current voltage and trigger a warbling tone electronically. Mobile phones have been...

by the non-profit Signal Foundation and its subsidiary Signal Messenger LLC. Signal's software is free and open-source. Its mobile clients, desktop client...

Bars on Your Cell Phone Mean?". Retrieved 8 December 2015. Firefly mobile phone designed for four year-olds – Telegraph Firefly Mobile's Metamorphosis –...

when they are using fax machines. The call may use land line, mobile phone, satellite phone or any combination thereof. When a telephone call has more than...

and protocols based on open standards in applications such as VoIP phones, mobile applications, and web-based communications. A variety of functions are...

Advanced Mobile Phone System (AMPS) was an analog mobile phone system standard originally developed by Bell Labs and later modified in a cooperative effort...

A phone connector is a family of cylindrically-shaped electrical connectors primarily for analog audio signals. Invented in the late 19th century for telephone...

The history of mobile phones covers mobile communication devices that connect wirelessly to the public switched telephone network. While the transmission...

Mobile telephony is the provision of wireless telephone services to mobile phones, distinguishing it from fixed-location telephony provided via landline...

The antennas contained in mobile phones, including smartphones, emit radiofrequency (RF) radiation (non-ionizing "radio waves" such as microwaves); the...

geographic area. This enables numerous devices, including mobile phones, tablets, laptops equipped with mobile broadband modems, and wearable devices such as smartwatches...

between checkpoints and they did not know the distressed point was in mobile phone signal blind spots. The collapsed runners did not survive and rescuers did...

A smartphone is a mobile phone with advanced computing capabilities. It typically has a touchscreen interface, allowing users to access a wide range of...

mid-20th century for transmission between mobile stations on ships and in automobiles. Handheld mobile phones were introduced for personal service starting...

texting, on mobile telephones has created a sense of community. In The Social Construction of Mobile Telephony it is suggested that each phone call and text...

adults owned a mobile phone. In the year 2013, 91% of adults in the United States owned a mobile phone. Almost 60% of those with a mobile had a smartphone...

mobile application or app is a computer program or software application designed to run on a mobile device such as a phone, tablet, or watch. Mobile applications...

Federal Communications Commission (FCC) regulations prohibit the use of mobile phones aboard aircraft in flight. Contrary to popular misconception, the Federal...

An international mobile subscriber identity (IMSI) catcher is a telephone eavesdropping device used for intercepting mobile phone traffic and tracking...

this millennium, a standard mobile device has gone from being no more than a simple two-way pager to being a mobile phone, GPS navigation device, an embedded...

physical health, and increased anxiety when separated from a mobile phone or sufficient signal. At the same time, smartphones also play a positive role in...

(also known as cell phone signal booster or cell phone signal amplifier) is a type of bi-directional amplifier used to improve cell phone reception.[citation...