ReadyLink was a "

walkie-talkie A walkie-talkie, more formally known as a handheld transceiver (HT), is a hand-held, portable, two-way radio transceiver. Its development during the Second World War has been variously credited to Donald Hings, radio engineer Alfred J. Gross, ...

" service, which used

Session Initiation Protocol The Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, and terminating communication sessions that include voice, video and messaging applications. SIP is used in Internet telephony, in private IP telepho ...

(SIP), offered by the

Sprint Nextel Corporation Sprint Corporation was an American telecommunications company. Before it merged with T-Mobile US on April 1, 2020, it was the fourth-largest mobile network operator in the United States, serving 54.3 million customers as of June 30, 2019. The co ...

, in an effort to compete with then-separate

Nextel Communications Nextel Communications, Inc. was an American wireless service operator that merged with and ceased to exist as a subsidiary of Sprint Corporation, which would later be bought by T-Mobile US and folded into that company. Nextel in Brazil, and forme ...

. It was necessary to have a

Sanyo , stylized as SANYO, is a Japanese electronics company and formerly a member of the Fortune Global 500, ''Fortune'' Global 500 whose headquarters was located in Moriguchi, Osaka, Moriguchi, Osaka prefecture, Japan. Sanyo had over 230 subsidiari ...

or a

Samsung The Samsung Group (or simply Samsung) ( ko, 삼성 ) is a South Korean multinational manufacturing conglomerate headquartered in Samsung Town, Seoul, South Korea. It comprises numerous affiliated businesses, most of them united under the ...

ReadyLink capable phone and a matching service-plan in order to use this feature. ReadyLink sought to mimic the forerunning "

MOTO Talk MOTO Talk is a feature on some Motorola iDEN cellular phone handsets which allows users to make short-range 'push-to-talk' calls to other such handsets without being on the iDEN network. This feature goes by different names on iDEN service provide ...

"/Nextel walkie-talkie service, except that ReadyLink was created to operate on the Sprint CDMA network. It was discontinued shortly after the

Sprint PCS Sprint Corporation was an American telecommunications company. Before it merged with T-Mobile US on April 1, 2020, it was the fourth-largest mobile network operator in the United States, serving 54.3 million customers as of June 30, 2019. The ...

acquisition of

. Sprint has replaced Readylink with

Qualcomm Qualcomm () is an American multinational corporation headquartered in San Diego, California, and incorporated in Delaware. It creates semiconductors, software, and services related to wireless technology. It owns patents critical to the 5G, 4 ...

'
QChat
This technology will run over the Sprint high-speed

EV-DO Evolution-Data Optimized (EV-DO, EVDO, etc.) is a telecommunications standard for the wireless transmission of data through radio signals, typically for broadband Internet access. EV-DO is an evolution of the CDMA2000 (IS-2000) standard which su ...

data network, giving it the closest comparable speeds to Motorola's

iDEN Integrated Digital Enhanced Network (iDEN) is a mobile telecommunications technology, developed by Motorola, which provides its users the benefits of a trunked radio and a cellular telephone. It was called the first mobile social network by ma ...

Direct-Connect in the push-to-talk industry. In Canada, the

Bell Mobility Bell Mobility Inc. is a Canadian mobile network operator, wireless network operator and the division of Bell Canada which offers wireless services across Canada. It operates networks using LTE (telecommunication), LTE and Evolved HSPA, HSPA+ on i ...

network (including

Aliant Bell Aliant is a brand name used by Bell Canada for telecommunications services in Atlantic Canada. Prior to 2015, Bell Aliant Inc. (formerly Aliant Inc.) was a separate company providing telecom services in the Atlantic provinces and a few ot ...

and

SaskTel Mobility Saskatchewan Telecommunications Holding Corporation, operating as SaskTel, is a Canadian crown-owned telecommunications firm based in the province of Saskatchewan. Owned by the provincial government, it provides wireline and wireless communicati ...

) implements similar technology with their 10-4 service. Some of the same phones are available, and Bell subscribers can roam with the service on Sprint's network.Bell Canada presentation on the 10-4 service - http://www.innovations.bell.ca/DATA/PRESENTATION/43/1_en.pdf Phones with ReadyLink: *

** Samsung SPH-A640 ** Samsung SPH-A760 ** Samsung SPH-A820 *

** Sanyo M1 ** Sanyo MM-5600 ** Sanyo MM-5660 ** Sanyo MM-7400 ** Sanyo MM-7500 ** Sanyo MM-8300 ** Sanyo MM-9000 ** Sanyo PM-8200 ** Sanyo RL-2000 ** Sanyo RL-2500 ** Sanyo RL-4920 ** Sanyo RL-4930 ** Sanyo RL-7300 ** Sanyo SCP-2400 ** Sanyo SCP-3100 ** Sanyo SCP-3200 ** Sanyo SCP-7000 ** Sanyo SCP-7300 ** Sanyo SCP-8400 ** Sanyo VI-2300 ** Sanyo VM-4500

External links

Official Readylink site
- on Sprintpcs.com
Information on Bell Mobility's 10-4
- on Bell.ca

References

Sprint Corporation {{telecomm-stub