What is t mobile. Everything you need to know about T-Mobile Phones

What is t mobile. Everything you need to know about T-Mobile Phones

30.11.2023
Year of foundation Location

Germany: Bonn

Industry

Wireless connection

Website

T-Mobile- a group of companies operating in the field of mobile communications, which are owned by the German telecommunications holding Deutsche Telekom. These companies manage GSM networks in Europe, and in the USA AT&T was going to sell its branch for $25 billion and 14 billion in its shares, which is approximately 8% of AT&T. An obstacle to the deal was the position of the US Secretary of State and the Federal Communications Agency. The latter considered that the deal would violate antitrust laws. Now, according to the contract, AT&T will have to pay Deutsche Telekom a penalty in the amount of $4 billion for the failure of the deal.

Letter " T" is part of the word "Telekom". Many of Deutsche Telekom's divisions have names that begin with "T-".

Also, T-Mobile has its share of ownership in some Eastern European mobile operators. Overall, T-Mobile now has about 109 million subscribers, making it the 4th largest cellular carrier in the world.

In March 2011, the Deutsche Telekom holding signed an agreement with AT&T, according to which the latter would acquire T-Mobile USA for $39 billion, but due to difficulties with regulatory authorities, AT&T abandoned plans to complete the takeover of T-Mobile USA.

T-Mobile in Russia

Mobile TeleSystems" is a regional partner of T-Mobile, providing the operator's subscribers with roaming in Russia. Thus, all T-Mobile branded devices were able to work with MTS SIM cards.

Notes

Links

  • Official website of T-Mobile (English)

Categories:

  • Companies by alphabet
  • Companies founded in 1990
  • Companies in Germany
  • Telecommunications companies
  • Mobile operators
  • Deutsche Telekom
  • Wi-Fi providers

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Tinkoff Mobile summed up the activity of its clients abroad and in Russia in the period from June 1 to August 31, 2018. This summer they visited 125 countries, but Turkey became the leader in the number of Tinkoff Mobile subscribers registered in the networks of local operators.

Top 10 countries by the number of tourists - Tinkoff Mobile subscribers in the summer of 2018:

1. Türkiye
2. Italy
3. Spain
4. Belarus
5. Germany
6. Finland
7. France
8. Greece
9. Poland
10. Czech Republic

Users spent the longest time talking on the phone in Turkey, Italy, Bulgaria, Spain and Greece - here Tinkoff Mobile subscribers spent almost half of the total minutes spoken outside Russia this summer. At the same time, while on vacation, they were equally active in making outgoing and receiving incoming calls. The average duration of calls by Tinkoff Mobile clients abroad was 2.7 minutes.

Tourists most often used mobile Internet in Italy - it accounted for about 20% of all Internet traffic downloaded by Tinkoff Mobile clients. On average, this summer each subscriber of the operator spent 70 MB of mobile Internet per day abroad. It is worth noting that the average daily consumption of Internet traffic by Tinkoff Mobile clients is growing monthly.

In international roaming, the operator’s subscribers also actively used messengers and social networks. Thus, Instagram became the most popular service - on it, users of Tinkoff Mobile services spent almost 20% of the total foreign Internet traffic of the summer season of 2018. In second place was the social network VKontakte, followed by the WhatsApp messenger.

For foreign trips, Tinkoff Mobile offers the “Unlimited instant messengers per day” option, which allows you to make an unlimited number of audio calls and send text messages to WhatsApp, Viber, Facebook Messenger, iMessage, TamTam and IMO.IM.

When traveling around Russia, Tinkoff Mobile clients most often chose the Tver, Novgorod and Tula regions. Almost a quarter of all subscribers who traveled around the country this summer visited these regions.

Clients from Moscow turned out to be the most sociable - while traveling around Russia they spoke over 60% of all minutes. The leader in the number of outgoing calls was St. Petersburg, and the Krasnodar Territory for incoming calls. The longest average duration of a voice call in the summer was recorded in the Sakhalin region and amounted to 5 minutes 3 seconds.

Tinkoff Mobile clients most actively used mobile Internet in the Krasnodar Territory, Leningrad, Kaluga, Tver and Tula regions. These regions accounted for almost 40% of all Internet traffic downloaded by the operator’s subscribers while traveling around the country.

Despite the fact that the only major manufacturer supplying smartphones on the MS Smartphone platform (Windows Mobile 2003 for Smartphones) to the Russian market is Motorola (in fact, representing Chi Mei products), the main global supplier of such products is HTC, which produces, in addition to PDAs , a full range of smartphones and communicators based on Microsoft OS. We are already familiar with the products of this company based on the Pocket PC platform (see reviews of T-Mobile MDA III and MDA Compact), now let's get acquainted with their smaller brothers.

The latest generation of HTC smartphones has three similar products, differing only in design details and keyboard design. The basic model is called Typhoon and is equipped with an elongated joystick button (it is sold under the designations i-Mate SP3, Qtek 8080), its slightly improved modification is equipped with a round five-way joystick and is called HTC Feeler (i-Mate SP3i, Qtek 8020), the latest version supplemented with four special keys on the front panel to control the player function and is called HTC Amadeus (T-Mobile SDA Music, Qtek 8020i). In general, these three slightly modified products are available under the full range of brands under which HTC products are sold.

T-Mobile SDA is an HTC Feeler, the design of which has been slightly redesigned exclusively for the customer - a large Western European operator. It features a black plastic body (as opposed to silver aluminum with a black insert on the front panel) and a pair of additional keys for accessing Internet Explorer (which, of course, has the T-Mobile service as its home page) and the messaging program.

Design and construction

T-Mobile SDA is a monoblock device of average size for today's times. It is often claimed that HTC Typhon/Feeler/Amadeus is the first smartphone whose dimensions are no larger than a regular phone. This is not entirely true: the SDA is still slightly larger than devices such as the Motorola E398 or Sony Ericsson K700i (namely, these products can be considered “average” today), although the difference is minimal. Secondly, the Motorola MPx200, even at the time of its release, was about as much larger than the average flip phone, and much more compact than most smartphones of its time, and even smartphones today. However, this does not detract from the advantages of SDA, and it can be considered one of the smallest modern devices based on an open OS, at least it is significantly smaller than Nokia smartphones, even the latest 3230 and 6680/6681 are slightly larger than it.

As we already said, SDA is the exclusive design version of Feeler. The case consists of two halves, the back panel is black, matte, the front panel is also black, but glossy, the concave sides are also black, but smoother than the back surface, near them, closer to the front surface, there are two metal plates that add color silver color design. The assembly of the case is very neat, the materials are quite hard, so there are no backlashes or creaks even when the smartphone is compressed quite strongly. The only drawback is that the back surface is quite easily soiled; fingerprints are clearly visible on it, having a smoother, glossier surface than a clean panel. Unlike dirt on glossy panels, which is more noticeable but easily erased, these stains cannot be removed by simply rubbing the phone on clothing; they need to be removed specifically.

The main keyboard consists of a standard number pad and a control group. The main keys are medium in size, they are located closely, but have a convex profile, both in vertical and horizontal sections, making them clearly distinguishable to the touch. The control group consists of a five-way joystick, call and end keys, two soft keys, and two more standard buttons for MS Smartphone - Home And Back, as well as two special keys added to the special version for T-Mobile - calling Internet Explorer with the home page of T-Mobile services and accessing messages. The joystick button and end call keys are convenient, their sizes and mechanical forces are optimally selected. The soft and Windows keys, lined up under the screen, are too small, they are not very convenient to find, and besides, the small width makes pressing uncomfortable, the keys slightly cut your finger.

On the number keys, only Latin letters are printed by the factory; on our sample (as, probably, on most batches of this device), Russian letters are applied by laser engraving. They are dimmer than Latin ones, but they can be seen quite easily, especially with backlighting.

Apparently, the smartphone does not have a keypad lock. The instructions on this matter are silent, and standard key combinations do not work. This is very inappropriate, since the keys are quite light and are often pressed accidentally. The joystick especially suffers, as it is pressed almost constantly if the phone is placed with its front side facing some relatively hard object in the pocket, for example, a wallet. Other buttons also work.

Additionally, volume control and photography keys are located on the side faces. The two-position rocker volume control is on the left edge, near the very top edge, and is small and difficult to find due to both its size and location. Exactly the same, but on the opposite side there is a button Photo, it is just as inconvenient, but for working with a smartphone it is not so critical.

On the top edge of the smartphone there is a power switch and an infrared port window, on the bottom there are headset connectors (standard concentric micro-jack with a diameter of 2.5 mm) and Mini USB, to which you can connect both a data cable and a charger.

On the rear surface there is a built-in VGA camera lens and a mirror for self-portrait photography.

An unusual element of SDA equipment is a photosensor located under the keyboard. The phone can be configured so that, depending on the readings of this sensor, the system will decide whether to turn on the keyboard backlight. Despite its apparent uselessness, this system allows - in theory - to solve the eternal problem of legibility of inscriptions on backlit and non-backlit keys in different lighting conditions. But in practice, the SDA color combination - white letters on a black background - is not subject to such problems, so to some extent the precaution is unnecessary.

T-Mobile SDA is equipped with a 2.2″ TFT display with 65,536 colors and a resolution of 176×220 pixels. The screen is visually larger than the Motorola MPx 200/220, with the same resolution, this means that it has a slightly larger grain size, but this does not affect image quality too much. The picture is bright, clear, medium color saturation. The display is transreflective, so it can be read normally in the sun.

The phone comes with a 1050 mAh lithium-ion battery. It is held in the socket by a pair of protrusions at the upper end, the lower edge is held by friction, and the battery is also pressed by the lid. For ease of removal, there are cutouts in the side walls of the compartment through which you can grab the battery with your fingers using specially made protrusions on the side faces. Under the battery there are slots for a SIM card and a miniSD memory card, so in practice there is no question of hot-swapping the latter - it cannot be removed without removing the battery, and therefore without turning off the smartphone. The battery compartment is closed with a plastic cover on a sliding mount.

Equipment

The smartphone is equipped quite richly. In addition to the device itself, the delivery set includes a charger with a Mini USB output connector, a data cable with a USB interface, a stereo headset of average quality, a fabric holster, a user manual (including a small booklet in Russian, it is well published, but it contains speech This is not about a modified Feeler, but about a classic Typhoon, which is noticeable in the pictures), a disk with standard software (ActiveSync and Pocket Outlook), and also - attention - a disk with software localization from Paragon. Taking this opportunity, we would like to say hello to Dixis and the Russian representative office of Motorola, who, for the sake of exclusivity, did not supply official MPx200 smartphones had a localization distribution kit, which forced us to run to the service center after each “hard” reboot to restore the localization. Even the absolute and undisputed “serial”, which is T-Mobile products in Russia and the CIS, provides better user support.

Configuration

T-Mobile SDA (as, indeed, all other products based on HTC Feeler) is based on the TI OMAP 730 processor. The device is equipped with 32 MB of RAM and 64 MB of permanent memory. From the first, 23.76 MB are available for recording user data, from the second - 9.79 MB. The expansion slots include miniSD - as follows from the specification of this interface and its location, only memory can be connected to it, but not peripherals. The SDA has only one wired interface - USB (with the ability to charge the battery from the USB bus), wireless ones include IrDA and Bluetooth. The latter supports Headset, Hands-free and Serial Port profiles; the phone does not have the ability to directly transfer files via the OBEX protocol.

Software

T-Mobile SDA runs Windows Mobile 2003 for Smartphones and is equipped with a corresponding set of standard software applets. Their capabilities are described in detail in the reviews of Motorola MPx200 and MPx220, so here we will focus only on the distinctive features of SDA.

Control. With the exception of two shortcut keys, it fully complies with the MS Smartphone standard. The only exception is one annoying moment: when exiting a submenu with the key Back, the menu of the previous level is displayed from the first page, even if the corresponding sub-item was on the next one. For example, if you exit the submenu Standard, or Games(which are on the third page of the main menu), the system will display the first page of the main menu (items Call log, Messages, Contacts etc.). To go after this to one of the neighboring points (the same Games or Standard), you will have to scroll through the main menu from the beginning, which, naturally, is inconvenient.

Contacts. Now access to the built-in address book, SIM manager and Photo Caller ID program, which allows you to assign photos to contacts that are displayed during an incoming call, are collected in one main menu item, accessible immediately after pressing the key Start(left soft key).

T-Zones. Read: "Internet Explorer". A browser is disguised here, and, naturally, the home page of which is set to the main page of T-Mobile services. The phone comes pre-installed with a fairly large list of links recommended by the operator in the section Favorites. Of course, you can override both this list and the home page yourself.

Camera. This is access to the functions of the built-in camera. It allows you to take photos and record videos. You can take photographs with resolutions of 640×480, 320×240 and 160×120 pixels; there are also special modes for taking a photo card for a contact and a background image for a desktop theme. Provides: four times digital zoom, selectable white balance, night photography, monochrome photography and two color filters (sepia and cool tones). Video can be recorded in MPEG-4, M-JPEG and H.263 formats. In all cases, two resolutions are available - 176x144 and 128x96 pixels. You can limit the file size to a specified number of kilobytes or use a preset that sets a file size limit for sending via MMS. The shooting quality is typical for VGA cameras.

Album. This is a proprietary HTC applet designed for centralized work with graphics, audio and video. This program is familiar to us from MDA Compact; in many cases it replaces Windows Media Player.

EmailWiz. This is a simple wizard to configure your email settings.

Java Manager. A program for managing and executing Java MIDlets, it is extremely easy to use.

Task Manager. This simple program allows you to manage tasks and applications running on your smartphone - view the list of programs currently running and close unnecessary ones. Previously, you had to install it yourself (although it was often included in the package), but now it is pre-installed in the smartphone from the very beginning.

Impressions and conclusions

The quality of communication provided by the T-Mobile SDA is quite sufficient for urban conditions, however, the range of radio technical characteristics of this model, as it seemed to us, is somewhat lower than that of most other modern phones. At least, wheezing and frame dropouts when reception conditions deteriorate appear earlier in this smartphone than in other modern devices.

From a full battery charge, the device operates for 3-4 days with moderate active use of functions and programs, and a small number of conversations.

The polyphonic ringer sounds quite loud, its power is greater than that of other smartphones on the Microsoft platform, and its volume is approximately equal to that of Nokia smartphones. The vibration signal is well felt; it is characterized by a frequency slightly higher than average and a fairly large amplitude. Vibration is felt more strongly on the side surfaces of the device, but the front and back sides also transmit it well.

Our opinion of the T-Mobile SDA (and therefore of the entire family of smartphones based on the Feeler reference design) ends up being good. The device is attractive due to its small size, fairly high performance (in this respect it is noticeably better than the Motorola MPx200 and even slightly superior to the MPx220), large size and good quality display, fairly convenient controls, and the presence of a Mini USB connector. In general, the device is easy to use and functional.

However, we cannot call the Feeler the “ideal smartphone” that some people consider it to be. The disadvantages include the already mentioned issues with sensitivity and minor problems in ergonomics (lack of keyboard locking, small soft keys), and the main competitor - Motorola MPx220 - has a number of advantages in comparison with it (more convenient access to the memory card, 1. 3-megapixel camera instead of VGA, a larger set of pre-installed programs).

Overall, however, T-Mobile SDA is a very good solution that is attractive to users, especially given the MPx220's limited availability and reasonable, gradually decreasing price.

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