Index_S

S

Safety regulations, 193

Sales, mobile phone, 15

Satisfaction, 252–254

Scalability of small interfaces, 268–269

Scenarios, 143–144

Screens, 3

coherent user experience and design of, 136

idle, 50, 52

introduction, 78

for Milan-area traffic service, 217

minimum size of, 268

touch screens, 40, 161, 162

“Scroll and click” joystick, 28

Seamless user experiences, 41, 273–276

Search engines, 260

Segmentation:

customer/consumer, 16–19, 25

product, 142–143

for studies, 125

user interface, 25

of users, 121–122

Sequential representation, 3

Series 20 (see Navi-key)

Series 30, 21–24, 42, 43

call menu in, 62–63

Internet browsing feature of, 28

menu style navigation of, 31–32

Navi-roller feature of, 32–34

phonebook feature of, 27

sales of, 30

status icons in, 52

time management feature of, 27

Series 40, 27–28, 35, 44

Series 45, 33, 35, 44, 54

Series 60, 44

design team for, 146

evolving UI styles of, 34, 35

higher-level menus of, 54

Internet browsing feature of, 28

option list of, 54–55

paper prototyping tour for, 171–187

Series 80 Communicator, 44

Service providers, 37–38

Setting items layouts, 54

Sharing (of phones), 105–106

Shingo, Shigeo, 231

Short Message Service (SMS), 98, 106, 287

Arabic, 39

meaning of, 114

and usage patterns, 123

Shortcuts, menu, 59–62, 81–82

Silfverberg, Miika, 83

SIM (Subscriber Identification Module), 287

Simultaneous calls, 26

Single softkey, 76

Situational contexts, 121

Size, 2–3, 11

Small user interfaces, scalability of, 268–269

Smart phones, 172

Smart products, 20, 250

Smartphone 2002, 37

SMS (see Short Message Service)

Social context, 120–124

Social events, calls as, 104–105

Socially constructed meaning (of products), 93

Society:

UIs and organization of, 115

UIs as representation of, 127

Sociology, research and (see Consumer studies)

Softkeys, 58, 67–70

concept of, 158–159

flexibility of, 161

in Navi-key style, 24, 76

in Series 30, 23, 24

Software (in smart products), 250

Software UIs, 17

Software usability problem classifications, 181, 183

Specifications, UI, 151

Spirit, team, 145–146

“Spouse test,” 83

Spreadsheets, 230

Stability, development, 283–284

Standards, 39–40, 284

(See also Cellular standards)

“Steering Wheel” project, 193–207

designing, 195–196

driving game for, 197–198

goals of, 193–194

prototype for, 199–202

simulator for, 197–198

test measurements with, 205, 206

UI controls for, 200

video records of tests, 198–199

Sterophonic audio, 41

Straying (while driving), 204

Style guides, 151

Subjective analysis, 258

Subjective use criteria, 92

Subscriber Identification Module (SIM), 287

Sun, 233

Symbian, 34n.

Symbian OS, 37

Symbian smartphone, 34

SyncML, 229–230, 275, 287–288