mobile phone Chinese text input usability benchmark test

OSE Chinese Text Input Benchmark Test Report Chen, John Sony Ericsson Experience Lab BJ 2008.Mar.-Apr.

Introduction ,[object Object],[object Object]

Purpose ,[object Object],[object Object],[object Object]

Executive Summary ,[object Object],[object Object],[object Object],[object Object],[object Object]

Content ,[object Object],[object Object],[object Object],[object Object],[object Object]

Research Design ,[object Object],[object Object],[object Object],[object Object],[object Object],E D C B p9,p10 E D C A p7,p8 E D B A p,5,p6 E C B A P3,p4 D C B A p1,p2 Test phones (the order of phone presented counterbalanced) Test participants (10 normal Pinyin users) E D C B p19,p20 E D C A p17,p18 E D B A p15,p16 E C B A p13,p14 D C B A p11,p12 Test phones Test participants (9 experienced Pinyin users)

Apparatus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],ZTA4 Nokia Motorola Samsung SonyEricsson

Users Profile ,[object Object],[object Object],[object Object],[object Object],[object Object]

Measurement ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Test tasks ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],* An online SMS content investigation was conducted before the test to extract typical SMS expressions/sentences for text copy task.

Entry Speed - time spent on sentences ,[object Object],[object Object]

Entry Speed - time spent on Chinese only sentence ,[object Object],[object Object],“ 先到附近的嘉禾一品或者肯德基吃点东西”

Why? - Observations and comments ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Entry speed - time spent on Chinese +”MSN” ,[object Object],[object Object],“ 我在单位呢现在上不了 MSN”

Entry Speed - time spent on Chinese + “happy?” ,[object Object],[object Object],“ 晚上去哪儿 happy ？”

Why? - Observations and comments ,[object Object],[object Object],[object Object]

Entry Speed - time spent on “Chinese + 58659394” ,[object Object],请回电话 58659394

SUS Scores Comparison ,[object Object],[object Object],* SUS (System Usability Scale) is a ten item attitude scale, developed by John Brooke in 1996. Here it was used to measure the usability of several user interfaces of Chinese text input.

Why? - Observations and comments ,[object Object],[object Object],[object Object],[object Object],[object Object]

Why? - Observations and comments ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Perceived keypad Performance Impact ,[object Object],[object Object],- SUS item 11 analysis ,[object Object]

How these recommendations comes - Affinity Diagram

6 Most Important ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Consistence ,[object Object],[object Object],[object Object],[object Object]

Consistence (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Features ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Flexible ,[object Object],[object Object],[object Object],[object Object],[object Object]

Simple ,[object Object],[object Object],[object Object],[object Object]

Feedback ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Help ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Chinese text input is so important? ,[object Object],[object Object],[object Object],[object Object],“ I think I would like to use this input method to send SMS frequently.” - SUS item 1 analysis

The rode to be No.1 in Chinese text input - 3 Most Important: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

THANKS Please direct all your questions to John, Chen john.chen@sonyericsson.com

mobile phone Chinese text input usability benchmark test

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