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The partner's Apple Watch Watch Referee app allows NHL strips to keep the focus

A custom Apple Watch app, which was developed by an NHL Channel partner for the National Hockey League referee, included complicated programming and an iterative design process that simplified the use of technology during the games.

Presidio, a technology services and software providers based in New York, created the NHL Watch Comms app. The app provides on-act civil servants-to call the derivations and violations of the reinforcements-with what Presidio has referred to Situation communication. That means Apple watches the app vibrate the synchronization with the game and penalty clocks as the end of a period or a punishment.

“When the NHL spoke to us, they looked for an opportunity to help the officers in the cases where their eyes have to be in two places at the same time,” said Gail Backal, Practical Head of Digital Strategy at Presidio.

For example, on-ice officials must be aware of the music box and at the same time observe the action, says Backal. Similarly, the officials have to keep an eye on the penalty watch and the gameplay. In the latter case, added it, the Apple Watch Referee -App uses the haptic notifications of the phone to help the officials to ensure that a player does not leave the penalty area early – and keeps out of the way when the door opens and the players storm on the ice.

After the app was tested in earlier NHL seasons, most referees and lines use in the current one: According to Presidio, it has an adoption rate of 92.5%. At the beginning of this month, the NHL expanded the use of the indoor arenas app to an outdoor game in the Ohio Stadium in Columbus.

For Channel partners, smartwatch apps are a niche on the market for mobile apps. Smartwatch apps for referees are a niche in a niche: a brief review of the inventory in the Apple App Store found about half a dozen o'clock apps for play officials.

The NHL Watch Comms app from Presidio regularly questions the data feed of a scoreboard.

Polling data currents

An important challenge in the development of the app was to find out how the Apple watches can be kept in the castle with the Arena clock. The goal: prevent any difference between the people between the two.

When the NHL spoke to us, they looked for an opportunity to help the officers in the cases where their eyes had to be in two places at the same time.

Gail backalPractice manager for digital strategy, Presidio

“That needed some engineering to make sure it was possible,” said Backal.

The OASIS data management platform used by the NHL creates a cloud data flow that contains display board and time measurement data. Oasis, short for the organization of asynchronous sports information add systems, was developed by sports technology provider SMT. The Apple Watch app interviews the Oasis display table -Feed and requests data from the cloud stream at variable intervals. The interval between surveys is determined in real time based on the game context such as timeouts, said Backal. Factors such as the reactionability of cloud services also influence the frequency of choice. A delay in answering a data request, for example, triggers a further election request, according to it.

Presidio's development team optimized its code for the real-time application and hit the right polling frame frequency to keep up with the score clocks, said Backal. The team gained experience with program techniques that the company can apply for future projects, added them.

Connectivity was another design problem. Presidio assessed the Wi-Fi-Fi and mobile phone networks available in arenas. The company found that cellular was more reliable and made it possible to cover better, said Backal. The quality of the exaggerated ICE coverage was particularly important, since the main goal of an arena is to provide network connectivity about the seats and spectators.

Keep the haptics in chess

The app is based on haptic indications that serve as the main notification officer on their Apple Watches. Presidio brazen what kind of notifications it could offer during a game if it has created the prototype app. The team completed the prototype in seven weeks and tested it with officers in scrimmage-like environments. The evaluation of the officials: the haptic information was a bit overwhelming.

“They thought we had too many,” said Backal. “They found it distracting.”

Among other things, officials pointed out the prototype of the puck drop and target notifications of the prototype. The notifications that civil servants found most valuable are everything in time. The haptics of the end of period and the penalty haptics provide a haptic note on the 10-second mark and then a vibration for the last three seconds of the countdown.

The feedback of the officials underlined the importance of working with users – early and often – during the application design, as Backal stated.

“We don't think as civil servants,” she said. “We could have deviated [from design best practices] And maybe a lot more built into that than they would have found useful. “

John Moore is the author of Computera Techtarget, who covers the CIO role, the economic trends and the IT service industry.