System Requirements Specification
Contents
1. application associated with Echo will have an applet that allows the user to watch How to videos such as how to tie a tie This will allow the user to mimic the video while being able to see him or herself All of the how to videos will be preselected Source Sponsor Constraints Internet connection on the Phone Bluetooth connection between the phone and Echo system and the availability of the video on YouTube Standards Application on Android device Priority 1 Critical Speakers Mounted on Echo Description Echo shall have speakers mounted on to it User shall be able to hear audio for videos and music Source Reflection Constraints Size of the product and the product casing Standards None Priority 1 Critical Bluetooth Connectivity Description Phone connects to mirror via Bluetooth All the data transfer happens via Bluetooth Source Reflection Constraints The Bluetooth range the line of sight between the phone and Echo Standards Bluetooth Priority 1 Critical SRS Version 2 0 16 Reflection Systems Requirements Specification Echo 3 8 3 8 1 3 8 2 3 8 3 3 8 4 3 8 5 3 9 3 9 1 3 9 2 3 9 3 3 9 4 3 9 5 3 10 3 10 1 3 10 2 3 10 3 3 10 4 3 10 5 ZEL 3 11 1 3 11 2 3 11 3 3 11 4 3 11 5 Pill Reminder Applet Description The Android application shall come with an applet that will let the user set reminders for pills and wil2. 1 1 Conceptual DIAM coche eccndacaas coca senbubydveaqauccaqaangsaeeed es aieeaa OENE EE 9 Figure 2 1 Preliminary mock up of Echo Smart Mirror cee ceeceeseesseceseceseeeeseecsaeeseesseeeenees 12 Figure 2 2 Preliminary mock up of the Android mobile App c c ccccccssssssssseeseseseseseeteseseeeeees 13 Figure 10 1 Use case diagram for user and Echo System eeceeeeseesseceseceseeeeaeecsaeceeenseeeaees 31 SRS Version 2 0 6 Reflection Systems Requirements Specification Echo List of Tables TABLE PAGE Table 2 1 External and Internal Inputs and Outputs oooonoccnnnccnoconannnonnnononcnononancnonn ccoo nono ncnnnncnnnno 11 Table 11 1 Preliminary Cost Anal ysis s ccsessssccctsssccsechacsvsteieveivecrsdevsatarssagacsaneceddaatesnadevssnccaeeneceste 34 Table 11 2 Function Point Analysis iii Gide etc ee RA a BAe 35 Table 11 32Adjustment Pablols cnaissi ne aaa a R a aS 36 Table 11 4 Jones First Order Estimation script ii 37 SRS Version 2 0 7 Reflection Systems Requirements Specification Echo 1 Product Concept This section describes the purpose use and intended user audience for Echo Echo is a Smart Mirror that displays apps from a user s phone to a mirror The user will be able to choose which apps to display on the mirror and enlarge the app to see it in more detail It achieves this using an Android Control Application ACA that accompanies the Echo A Purpose and Use Echo will give a better start to the day T
3. User Efficiency On line Update Complex Processing Reusability Installation Ease Operational Ease Multiple Sites Facilitate Change Sum Degree of Influence 0 5 36 A AA Table 11 3 Adjustment Factors Echo We calculated an Adjustment Factor total of 36 by summing up the degree of influence for each Adjustment Factor shown in table 11 3 Using the Adjustment Factor total we then computed an influence multiplier Influence Multiplier 36 01 65 1 01 Multiplying the Influence Multiplier by our Unadjusted Function Point total we obtained our Adjusted Function Point total Adjusted Function Point Total 1 01 137 138 37 With our adjusted function point total we can now perform the Jones First Order Estimation We believe our project falls under the Shrink wrap The classification of Shrink wrap was chosen SRS Version 2 0 Reflection Systems Requirements Specification Echo because we are developing a mobile app and the Worst in class classification was chosen because our team s capabilities in mobile development are rather primitive With these classifications we calculated the duration of 9 19 calendar months for the project as seen below Duration 138 37945 9 19 Calendar Months Adjusted Function Point 138 370 138 37 138 37045 Table 11 4 Jones First Order Estimation The data in Table 11 4 shows that at our very best the project will take approximately 7 month
4. extensively on the communication between the application and Echo We will need to take a closer look at not only the Android environment but also the Bluetooth limitations in order to bring both devices together SRS Version 2 0 32 Reflection Systems Requirements Specification Echo 11 3 Technical Analysis Echo is divided into two major components the Android Application and the hardware which includes microprocessor with several hardware peripherals In order to complete these two major components our team members will have to get more experience and knowledge on Android application building and research more on the micro controller and motherboard The Android application will support only mobile devices running Android version 4 0 3 or greater The development team will focus on making the application for Android smart phones although it might be used on tablets as well The application will act as a remote for Echo It will allow the user to turn the mirror off and on and also select the applications they want to display on the mirror The user will also be able to use simple voice commands to open apps when the Android application is on Changes made using the application will be transferred to the mirror where they will be stored locally 11 4 Cost Analysis Through research and experience of team members we found that the cost of the project will be within the budget The project is moderately hardware driven 1
5. project The hardware portion of the project will be handled by the Computer Engineering majors because of their experience on working with similar technology They will be mainly working with the physical peripherals and making sure that the parts can communicate with each other They will also get help on researching new technology from the other members but they will make the final decision on everything regarding hardware The Software Engineering major will be in charge of the Android mobile application Because the software portion of the system needs a lot of researching to find the best and efficient ways to implement our requirements the rest of the group will be working on it to produce the best software For every new change or risk that will be foreseen the Computer Science majors will be assigned to it They will also focus on the software system for Echo The Computer Science majors will work closely with the Computer Engineers on the functionality of the device and with the Software Engineer on the mobile application SRS Version 2 0 34 Reflection Systems Requirements Specification Echo The team s strengths consist of great communication some hardware experience and great programming experience in Python Java and C We are fast learners and will tackle the tasks that need to be done Some weaknesses the team has identified that may be of concern to the project are lack of hardware to software communication experience tha
6. Department of Computer Science and Engineering The University of Texas at Arlington Reflection Echo An Interactive Mirror Controlled by an Android phone Team Members Jacob Fisher Sumeet Kaur Aisha Kulindwa Sean Nesburg Tanmaykumar Patel Last Updated July 26 2014 Systems Requirements Specification Echo Table of Contents US A O E A a Ranson aaa 8 A A scascosncthcatencondceaumeuvatunecanceoieeenssarccaiessumecnasgaeeaneganceenes AEA 8 1 2 Intended Audience sta ered tee naan tae S edad 8 2 Product Description and Functional OvervieW ooonnocononcnononnnonconncnonnnnnnnnnn non cnn nc nnn crac ccnn cnn 10 O is o Sages aca Getta cisel ai ste GUN as Gach cade aes Seu cade Ged gts 10 2 2 External Inputs and Outputs uni te geaccutenceegase cvadeasestaeetndcauen lecsasteneence 11 2077 Product Mera hon alg ee lal ee ee pide ame atad oa teen 12 3 ASUSLOMER REQUIEM add E TA ES 15 3 1 Android Control Application nsiii 15 3 2 Display Multiple Application ICONS iccissccsisiecssasesiacsacesscesandesausten ssaaes ontcen es decdgnaasdsnaes 15 3 3 Switch between Applications y A Aia 15 3 4 Voice Recoon tds 16 A SU A ssn deci Mea E E E E T 16 3 6 Speakers Mounted on Ec venis ratios 16 O 16 0 Pil Reminder Apple a IA E aed eeaaees 17 3 9 Resolution and Eres iO 17 BAO A TN 17 STE PONCE DUO A eu A a a eae 17 4 Packaging Requires nda 18 4l MO SUNS 35S Ga a is a a ae R doc 18 AD Mirror bc 18 La Mirror Wy C
7. LD a n 18 AA Power AUD A ts ite et Pot O A coh A wih Ae AR otal el Oi atl 19 Da Performance REQUINEMICING tt oi 20 5 1 Smart Phone to Mirror Synchronization Delay eee eeeceseceeeeeeeecneeceeeeseeeeneeeaeens 20 22 SmartPhone Control aten IS ome aa 20 5 3 Internet APL Mia La a O Oe 20 SRS Version 2 0 2 Reflection Systems Requirements Specification Echo 3 4 Speaker Quality aida siii ilatina derbi 21 5 3 Microphone UA bo e Ri 21 O Sale RGQUITEMICHIS sario da iones peo ion orisii 22 6 l A A O OS 22 6 2 Packaging Safety ara 22 A A a a a a a a da tated ga tations 22 7 Maintenance and Support Requirements sie isihs 23 TA User Man alsceninssssgisssnunsinnemann nonna n n a 23 T2 ls A O a a a e aa S 23 F s Application LpdaleSisi a E tan a aS cdi 23 TA System Sottwate Updates srecan e A Ra 24 7 5 Hardware Support amp Maintenance ccococccnnocononoccnonononnnenonanoccnnnnncnnnnncnnnnncnnnenonnenronnnnnnnnos 24 7 6 Source Code amp DOCUMENTO A ee adel O a 24 Bas Other A a a a E a a O 25 SL Security and Priyayi sinenion ts S 25 9 2 Bl et oth Tiida inn e i a E a E a a a 25 A o ate danke Gain Raia ee 25 5 4 Moist re Control tii oido 26 9 Acceptance RE S a a a o e aa aala 27 91 Verify Connection to the Internet crios ri sia 27 9 2 Verify Smart Phone Application Functionality esseeseesesessesesseesresressereresressereresreeseese 27 9 3 Verify Smart Phone Bluetooth Connection with Mirror ooooonnnc
8. PI Priority 1 Critical d device Display Multiple Application Icons Description The Android Application and the mirror shall display multiple application icons on the main opening screen For example Facebook Weather Calendar Clock Music and How To app The user can choose one of the available applications to open and display the large interface of the application on the mirror Source Reflection Constraints Connection between the phone and Echo system Standards None Priority 1 Critical Switch between Applications Description The Android Application shall allow user to switch between the Android applications by either using the touch screen from phone or using voice command Source Reflection Constraints Connection between the phone and Echo system Standards None Priority 1 Critical SRS Version 2 0 15 Reflection Systems Requirements Specification Echo 3 4 3 4 1 3 4 2 3 4 3 3 4 4 3 4 5 ide 3 5 1 3 5 2 3 5 3 3 5 4 3 5 5 3 6 3 6 1 3 6 2 3 6 3 3 6 4 3 6 5 la 3 7 1 3 7 2 3 7 3 3 7 4 3 7 5 Voice Recognition Description The user can use voice commands to interact with Echo Source Reflection Constraints The English US language only proximity of the user to Echo background noise quality of the microphone proximity of phone to echo Standards None Priority 2 High How To Application Description The Android
9. ailable to the user and correctly take input from the user Verify Smart Phone Bluetooth Connection with Mirror Requirements Addressed Requirements 3 7 and 5 1 In order for the phone and mirror applications to communicate they must connect through the Bluetooth connection Verification Procedure The requirement will be verified by the successful connection from the smart phone to the system mirror computer via Bluetooth Verify Smart Phone to Screen Interface Requirements Addressed Requirements 3 2 3 3 and 5 2 The user must be able to easily control the mirror through the phone application Verification Procedure This requirement will be verified by successful transmission of control signals from the phone application to Echo Echo must then successfully receive the control signal SRS Version 2 0 27 Reflection Systems Requirements Specification Echo 9 3 Verify Smart Phone Voice Recognition 9 5 1 Requirements Addressed Requirement 3 4 App must provide a voice recognition feature 9 5 2 Verification Procedure This requirement will be verified by the system successfully and accurately recognizing voice commands SRS Version 2 0 28 Reflection Systems Requirements Specification Echo 10 Use Cases The following section will be concerned with how a user will interact with the mobile application and the system The uses cases will assume that the Androi d application and Echo system have already been instal
10. al Packaging Safety Description The system shall be packaged such that there will be no exposed circuitry to the user Source Reflection Constraints None Standards None Priority 1 Critical Heat Dissipation Description The system shall be able to dissipate the heat generated by the components of the system Source Reflection Constraints Adequate spacing between components amp cooling mechanisms Standards None Priority 2 High SRS Version 2 0 22 Reflection Systems Requirements Specification Echo 7 Maintenance and Support Requirements The following section details the requirements for maintaining and providing support for Echo system after its delivery TAG TAL 7 1 2 7 1 3 7 1 4 7 1 5 Pid 7 2 1 7 2 2 7 2 3 7 2 4 7 2 5 Ta 7 3 1 7 3 2 7 3 3 7 3 4 7 3 5 User Manual Description The user manual will include step by step instructions on how to initially install the system as well as the accompanying mobile application It will also include directions on how to use all of the features of the system Source Reflection Constraints US English only Standards None Priority 1 Critical Troubleshooting Guide Description The system will come with a troubleshooting guide to identify some of the problems and recommend possible solutions to both hardware and software aspects of the system Source Reflection Constraints US English only not a
11. and comparing other projects that have used similar technologies Echo will support only one user at a time in order to keep things simple The critical requirements involve displaying smart phone application to the mirror in addition to that Echo will also display a list of related How To videos that a user can select from All requirements will be sorted by priority and addressed from highest to lowest Processing the requirements in this way will ensure that the more critical features get implemented first and the less critical features later 11 2 Research The development team has reviewed projects similar to ours and has found that in order to create a solid product we must gain more knowledge on Android content sharing We found that we have many choices on which micro controllers we may use The two that we have researched on are the Raspberry Pi and a regular motherboard Further research on both of these topics is imperative to the completion of our project because they make up its backbone Research of the hardware design has shown that the project will need a micro controller or a motherboard an external infrared camera an LED screen Bluetooth transmitter and a power supply These hardware components will be top priority in order to make a worthwhile product The next highest priority in research is the development of the Android application We have had very little exposure to the Android SDK and our project relies
12. ardware parts Standards None Priority 3 Moderate Source Code amp Documentation Description Any code written or used by the development team and any documentation for the system will be readily available for everyone to see post production Source Reflection Constraints None Standards None Priority 3 Moderate SRS Version 2 0 24 Reflection Systems Requirements Specification Echo 8 Other Requirements All the requirements that did not fall directly under any of the previous sections of this document will be found here 8 1 8 1 1 8 1 2 8 1 3 8 1 4 8 1 5 8 2 8 2 1 8 2 2 8 2 3 8 2 4 8 2 5 8 3 8 3 1 8 3 2 8 3 3 8 3 4 8 3 5 Security and Privacy Description When communicating via Bluetooth the Android application should ensure the security and privacy of the user information Source Reflection Constraints None Standards None Priority 4 Low Bluetooth range Description The phone needs to be within the Bluetooth range of Echo There should be a clear line of sight between Echo and the phone for the most stable connection Source Reflection Constraints Range of Bluetooth Standards None Priority 2 High Android Version Support Description The Application shall be designed to run on all Android versions between 4 0 3 and 4 4 Source Reflection Constraints Limited compatibility of phones and advanced features i
13. ccnoncccnnoccnonancnnnnccnonnncn nnos 27 9 4 Verify Smart Phone to Screen Intera ais aaeeete eae 27 9 5 Verify Smart Phone Voice Recognition sesssessssseesssessesseresseessseesstesserssereseessseesseeso 28 O AA EA O O o E E EE E E EE aes ce 29 101 Pair Phone with Echo SIS ias 29 10 2 Display an application on Echo System cooooconnnccinonccononcccnnnnnononanonnnononononcnonnncnancnnonnss 29 103 27 Play MUS A eel aaah A E eae 29 10 4 Playa How To Vid m a E ans S 30 10 5 Activities using Voice Command O 30 SRS Version 2 0 3 Reflection Systems Requirements Specification Echo 11 Feasibility Ases ME id riada ea a ea svedeatasnoeans 32 A LP o ll cado cal el 32 ILZ A O 32 hee Technical Analysis A E a Ra a 33 VLA Cost AMAS a are 33 LE ROS UTCO AS A cade anoe tpt ape 34 I6 Schedule Analysis neen as dene eacacdundars cactanuasas as aeceana yncdesdeacone A A 35 12 Future less li bla sad 38 12 1 Customer Requirement 3 8 Pill Reminder Applet ooooonnnconnnncccnnncccnoncnononcnonancnnnnnos 38 SRS Version 2 0 4 Reflection Systems Requirements Specification Echo Document Revision History 11 July 2014 Revisions made after instructor feedback 16 July 2014 Revisions made after peer feedback 18 July 2014 Revisions made after Gate Review 26 July 2014 Revisions made after team feedback SRS Version 2 0 5 Reflection Systems Requirements Specification Echo List of Figures FIGURE PAGE Fig r
14. ce Requirements This section will describe the performance requirements of Echo Echo s performance depends on the speed with which it synchronizes with the phone application and displays each item Using Bluetooth technology streaming live information to the mirror should be relatively seamless 3l 5 1 1 5 1 2 5 1 3 5 1 4 5 1 5 5 2 5 2 1 5 2 2 5 2 3 5 2 4 5 2 5 3 3 5 3 1 5 3 2 5 3 3 5 3 4 5 3 5 Smart Phone to Mirror Synchronization Delay Description There will be a small delay of 1 to 2 seconds in the reaction of the screen synchronizing with the phone Source Reflection Constraints The synchronization time will vary depending on the smart phone used to control the system and the processor running the mirror Standards None Priority 3 Moderate Smart Phone Control Latency Description There will exist a small delay of up to a second between the input controls and the corresponding action of the mirror due to processing delay Source Reflection Constraints Processing speed of the smart phone used to control the system and the processor running the mirror Bluetooth M Standards None Priority 2 High signal Internet API Interface Latency Description The apps displayed on the mirror will be retrieving real time data from multiple websites There will be a standard web service delay of on average 50 200ms delay in data query and display Source Reflect
15. he ACA and taps on the music application tile The ACA displays the screen associated with music application and Echo system will maximize the music application The user can then select the track he she wishes to play and Echo system will play it Actor s User TUCBW The user taps the music tile on the home screen of ACA TUCEW Echo system plays the selected track SRS Version 2 0 29 Reflection Systems Requirements Specification Echo 10 4 10 4 1 10 4 2 10 4 3 10 4 4 10 5 10 5 1 10 5 2 10 5 3 10 5 4 Play a How To Video Scenario Echo is ON and paired with the ACA The user goes to the main screen of the ACA and taps on the How To application icon The ACA displays the screen associated with selected application and Echo system will maximize the selected application The user can then tap on one of the categories and the ACA will display the screen with list of videos in that category The user can then tap on one of the videos and Echo system will play that video Actor s User TUCBW The user taps the How To tile on the home screen of ACA TUCEW Echo system plays the selected How To video Activities using Voice Command Scenario Echo system is ON and paired with the ACA The user goes to the main screen of the ACA and taps on the Voice Command button and speaks into the Phone microphone one of the following commands Echo Select Application name Echo Go to H
16. he Android application shall come with an applet that will let the user set reminders for pills and will allow the user to upload pictures of the pills The user will be able to see the directions as well as the pictures of the pills they need to take that day 12 1 2 Constraints We do not have enough time to implement this requirement We want to implement other customer requirements first SRS Version 2 0 38 Reflection
17. he few minutes that you spend in front of the mirror looking at your reflection could be used more productively While brushing your teeth you can inquire about weather social updates calendar events emails or even listen to music Echo is designed for the average consumer who wishes to view information more easily than their phone The ACA will allow the user to select various apps that are on their Android phone The selected apps will be displayed on the mirror and will allow the user to see updated information similar to normal locked screen updates When the user wishes to see more detailed information about a certain app the user clicks on the desired app on their phone and the app will enlarge on the mirror To make the system more hands off the ACA will listen for key voice commands The commands will be in the format of Echo Where the blank will be a command 1 2 Intended Audience The intended user for Echo is the average consumer who needs reminders or prefers to always know what is going on For example the forgetful husband who needs reminders for special dates or the busy broker who wants updates immediately or the average person who just likes seeing everything at once SRS Version 2 0 8 Reflection Systems Requirements Specification Echo internet Echo Mobile Application Figure 1 1 Conceptual Diagram SRS Version 2 0 9 Reflection Systems Requirements Specification Echo 2 Product Descripti
18. ion Constraints Internet speed Standards None Priority 4 Low SRS Version 2 0 20 Reflection Systems Requirements Specification Echo 5 4 5 4 1 5 4 2 5 4 3 5 4 4 5 4 5 I 5 5 1 5 5 2 5 5 3 5 5 4 5 5 5 Speaker Quality Description Echo speakers must have high quality so that the user can clearly hear the system Source Reflection Constraints System housing will muffle the quality of the speaker Standards None Priority 2 High Microphone Quality Description The microphone mounted on Echo must be of high quality such that the voice commands are correctly interpreted by the system Source Reflection Constraints Background noise will affect the quality of recorded voice Standards None Priority 2 High SRS Version 2 0 21 Reflection Systems Requirements Specification Echo 6 Safety Requirements This section defines the safety requirements Echo must fulfill Safety requirements specify all of the operational characteristics of Echo that will ensure that the user will not be physically harmed 6 1 6 1 1 6 1 2 6 1 3 6 1 4 6 1 5 6 2 6 2 1 6 2 2 6 2 3 6 2 4 6 2 5 6 3 6 3 1 6 3 2 6 3 3 6 3 4 6 3 5 Installation Description The system shall include adequate anchors and screws such that it can be safely secured to the wall Source Reflection Constraints System Size amp Weight Standards None Priority 1 Critic
19. irror via Bluetooth Whenever the application in on and Echo is within the Bluetooth range of the phone Echo will display the preselected applications on the mirror Echo will display the applications on one side of the mirror so that the user can have free space to see him or herself clearly Other than the preselected applications Echo will also be able to show different How To videos on one side of the mirror from a preselected list of many related videos from YouTube The user will simply select the How To icon in the ACA and then select the desired video The user might select How to tie a tie or How to style your hair and the application will start playing the video on Echo SRS Version 2 0 10 Reflection Systems Requirements Specification Lilo External Inputs and Outputs The connection protocol that Oc Echo will use to communicate P P with the Android device Screen Output Bluetooth The applications that are selected are viewed on the screen LED Screen Application The smart phone touch screen Touch screen used to interact with the application Application Voice command Voice recognition using the phone to interact with apps Echo Voice Command Voice recognition using Echo to interact with apps Producing sound for the Echo system Echo Echo will get settings and other data from the Android device The user will be able to see any important update
20. l allow the user to upload pictures of the pills The user will be able to see the directions as well as the pictures of the pills they need to take that day Source Sponsor Constraints None Standards None Priority 4 Low Resolution and Brightness Description Echo will have a high enough resolution and be bright enough so that the user will be able to see all information displayed clearly Source Project Supervisor Constraints Brightness and resolution of the monitor Darkness of the mirror Brightness of the room Standards None Priority 2 High Microphone Description Echo will have a microphone built onto it This will allow the user to interact with the ACA hands free Source Reflection Constraints Placement of the mic on the casing Standards None Priority 1 Critical Power Button Description Echo will have an external power button to allow the user to conserve energy and to power down the system if desired Source Reflection Constraints None Standards None Priority 1 Critical SRS Version 2 0 17 Reflection Systems Requirements Specification Echo 4 Packaging Requirements This section describes some of the packaging requirements that will be met for the Echo system Echo will be a fully assembled two way mirror enclosed within a wooden box that can easily be installed on a wall It will come with instructions on how to download the Android application that will be used together
21. led Note This Use Case Begins With has been abbreviated to TUCBW This Use Case Ends With with TUCEW and Android Control Application with ACA for this section 10 1 10 1 1 10 1 2 10 1 3 10 1 4 10 2 10 2 1 10 2 2 10 2 3 10 2 4 10 3 10 3 1 10 3 2 10 3 3 10 3 4 Pair Phone with Echo System Scenario Echo system is ON The user opens the ACA associated with Echo system and taps the Settings button located on main screen The ACA displays the settings screen after which the user taps on the Pair with Echo button The ACA will then display the form requesting information for pairing and the user will enter the information and tap Pair button Actor s User TUCBW The user opens the ACA associated with Echo system TUCEW Echo system pairs with ACA and displays status Display an application on Echo System Scenario Echo system is ON and paired with the ACA The user goes to the main screen of the ACA and taps on the application tile he she wishes to display on Echo system The ACA and Echo system display the selected application The user may scroll up down on Echo system using ACA if the selected application permits Actor s User TUCBW The user taps the application on the home screen of ACA TUCEW Echo system maximizes the selected application Play Music Scenario Echo system is ON and paired with the ACA The user goes to the main screen of t
22. ll problems will be covered Standards None Priority 1 Critical Application Updates Description The Android application accompanying Echo will receive updates to resolve bugs The instructions will be included in the user manual Source Reflection Constraints The phone will need to have Internet connection and appropriate amount of free space to install the updates Standards None Priority 2 High SRS Version 2 0 23 Reflection Systems Requirements Specification Echo 7 4 7 4 1 7 4 2 7 4 3 7 4 4 7 4 5 dede 7 5 1 7 5 2 7 5 3 7 5 4 7 5 5 7 6 7 6 1 7 6 2 7 6 3 7 6 4 7 6 5 System Software Updates Description Echo system will receive updates directly via the accompanying Android application to resolve bugs The instructions will be included in the user manual Source Reflection Constraints The Android application will need to be connected to the Internet and will also need to be connected to Echo system to transfer the update Standards None Priority 3 Moderate Hardware Support amp Maintenance Description The user may change any of the hardware used in Echo All the specifics of the hardware used in the system will be included in the user manual The instructions on replacing the hardware will be included in the troubleshooting guide Source Reflection Constraints Basic tools and knowledge necessary to open the system and replace the h
23. n previous versions of Android Standards None Priority 1 Critical SRS Version 2 0 25 Reflection Systems Requirements Specification Echo 8 4 Moisture Control 8 4 1 Description Echo will prevent moisture from damaging components within the system 8 4 2 Source Reflection 8 4 3 Constraints Budget for waterproofing 8 4 4 Standards None 8 4 5 Priority 2 High SRS Version 2 0 26 Reflection Systems Requirements Specification Echo 9 Acceptance Requirements The following are the criteria used to verify the functionality of individual subsystems within the product 91 9 1 1 9 1 2 D2 9 2 1 9 2 2 93 9 3 1 9 3 2 9 4 9 4 1 9 4 2 Verify Connection to the Internet Requirements Addressed Requirements 3 5 and 5 3 The phone must be able to connect to the Internet to display the How To videos and display web applications such as Facebook Verification Procedure This requirement will be verified by showing a successful connection between the system and the Internet by successfully logging into a web application Verify Smart Phone Application Functionality Requirements Addressed Requirements 3 1 3 2 and 3 3 The user must be able to access the applications through the ACA interface Verification Procedure Verification will be attained through the successful run of the ACA It will have to successfully connect to the mirror and show all applications av
24. ome Screen Echo Shut Down Echo Go to Settings The user may also use the mic on the Echo system if he she is close enough to interact with Echo in the same manner as the phone mic The ACA displays the screen associated with the command and Echo system will do the same Actor s User TUCBW The user taps the Voice Command button on the home screen of ACA or the user speaks the command word to the mic located on Echo TUCEW Echo system and the ACA perform the action associated with the voice command SRS Version 2 0 30 Reflection Systems Requirements Specification Echo Pair Phone with Echo How To Videos Voice Command Figure 10 1 Use case diagram for user and Echo system SRS Version 2 0 31 Reflection Systems Requirements Specification Echo 11 Feasibility Assessment This section provides a feasibility assessment of the project that is entirely based upon the judgment of the team s knowledge and their experiences with similar projects It is broken down into six parts scope analysis research technical analysis cost analysis resource analysis and schedule analysis 11 1 Scope Analysis The scope of work required for the critical requirements provided in this document is reasonable for the project s given time frame and prototyping of said requirements by the given deadline seems feasible We are able to come to this conclusion based on experience with the technologies that will be used
25. on and Functional Overview The following section provides the overview of the User Friendly Echo Smart Mirror The primary operational aspects of the product from the perspective of the end users maintainers and administrators are defined here The key features and functions found in the product as well as critical user interactions and user interfaces are described in detail DAs Features and Functions Echo is a Smart Mirror that will be able to display your important information and favorite smart phone apps on a bigger screen Echo will consist of a two way mirror an LED screen single board computer or a motherboard and will work together with an Android application The LED screen will be behind a two way mirror that will allow the user to see sharp images when Echo is on but also have a wonderful mirror when Echo is off The computer motherboard will control the application display and the connectivity between the Android application and the mirror All hardware will be enclosed in a rectangular wooden casing to prevent them from external damage and to give the mirror a good finished look The Android application can be used to control the mirror but the main interaction will be with a microphone in Echo The Android control application ACA will allow the user to select the applications they want to view on the mirror from a list of many great applications that already exist in their phone The phone will connect to the m
26. s to Complete and this can stretch to 9 months Next we are going to use the rule of thumb We are going to consider that each member spends 25 hrs a week on the project and these amounts to 4 16 personal month Schedule time 3 0 x man month Schedule time 3 0 x 4 161 Schedule time 4 83 calendar month Using the rule of thumb the schedule fits perfectly with our time duration Because of the big difference between the two methods used above we considered one more method to find the averaged out schedule The last estimation model we used was the Sanity Test Weiss amp Wysocki We used this model to average out the duration time We used an optimistic duration of 4 83 month from the best case of rule of thumb method nominal duration of 6 83 months from the best case of Jones First Order Estimation method and pessimistic duration of 9 19 month from the worst case of the Jones First Order Estimation method E 0 4M P 6 E 4 83 4 6 93 9 19 6 6 95 M The sanity test indicates that the project will take a total of 6 95 months With this schedule we will be able to finish all of the critical and high priority requirements and most of the acceptance requirements SRS Version 2 0 37 Reflection Systems Requirements Specification Echo 12 Future Items All of the requirements listed below will be implemented as time and schedule permit 12 1 Customer Requirement 3 8 Pill Reminder Applet 12 1 1 Description T
27. s based on the applications that they have selected The user will be able to see the application they want to view on mirror by touching the icons on their smart phones in settings mode The user will be able to open specific applications and interact with them with voice command The user will be able to open specific applications and interact with them with voice command The user will be able listen to audio from videos and music application when activated Table 2 1 External and Internal Inputs and Outputs SRS Version 2 0 11 Reflection Systems Requirements Specification Echo 2 Product Interfaces ee er Pee tet tye eT e da 1 le Ds e a Figure 2 1 Preliminary mock up of Echo Smart Mirror SRS Version 2 0 12 Reflection Systems Requirements Specification How To Videos Hair Styles MakeUp Tie a Tie l Status 4 Photo Check in jeroen Lucas Beautiful Sunset at Aruba 14 people O 11 comments yd Sander van Doorn Godskitchen Kiev 12 03 2011 Tag yourself if you were there Godskitchen Kiev 12 03 2011 Oso yal am How To Videos Hair Styles Figure 2 2 Preliminary mock up of the Android mobile App SRS Version 2 0 Echo Reflection Systems Requirements Specification Echo As shown in Figure 2 1 Echo Smart Mirror will display your chosen application icons on one side of the mirror When the user opens one of the applications
28. t is working with Bluetooth communication limited experience on the hardware technology needed and limited experience with Android development These three weaknesses are very concerning but we believe that we are competent enough to learn these technologies and create a functioning product 11 6 Schedule Analysis Our team used three methods to estimate the approximate length of the project The first method we decided to use was Jones First Order Estimation Function Type Low Medium High Complexity Complexity Complexity Inquiries 1x3 1x6 External interface files 9x5 Unadjusted function point total a 137 Table 11 2 Function Point Analysis Table 11 2 shows the various function types and the analysis of our project with respect to each type Our unadjusted function point total came out to 137 The majority of our function points come from the number of input and output and external interface files Next we are going to compute the influence multiplier The degree of influence is between 0 and 5 for each Adjustment Factor A value of 0 means that the Adjustment Factor has no influence on our project while a value of 5 means that the Adjustment Factor has a significant degree of influence on our project SRS Version 2 0 35 Reflection Systems Requirements Specification Adjustment factor Data Communication Distributed Data Processing Performance Heavily Used Configuration Transaction Rate On line Data Entry End
29. t requires the team to use more than just a mini motherboard or a mini computer Echo will also need several peripherals but will not require us to create our own hardware Below is a preliminary breakdown of the parts and their relative prices Some assumptions were made on the make and the model of the parts but different varieties of the item will have similar prices The price estimated was based on the upper bound of the cost ranges to avoid underestimation We have some flexibility with the materials listed above and we can opt to use similar material from past projects However because of concerns with inconsistency with our product we decided to include them in our cost estimate SRS Version 2 0 33 Reflection Systems Requirements Specification Echo Mini Motherboard 40 led screen 2Ghz Dual core processor 43 x 24 two way mirror 100 GB hard drive 2GB RAM Bluetooth dongle Microphone Total Cost 765 00 Table 11 1 Preliminary Cost Analysis Wooden Frame 50 00 11 5 Resource Analysis Since this project is divided into two major sections hardware and software we allocated our team members accordingly We have two Computer Engineering majors two Computer Science majors and one Software Engineering major By examining our strengths and our weaknesses we assigned preliminary tasks to team members accordingly at every stage of development These tasks are subject to change as we approach the final stages of our
30. the icons will disappear and give room for the app to open on one side of the mirror Figure 2 2 shows the Android control application ACA mock ups where the first screen g pp shows the home page with selected apps icons the back button on the bottom left the settings button on the bottom right and the voice input button at the bottom center The next screen shows the enlarged view of the Facebook application The bottom left screen shows a mockup of the how to application and the bottom right screen shows the list of preselected videos SRS Version 2 0 14 Reflection Systems Requirements Specification Echo 3 Customer Requirements This section will cover the requirements that are important to our customer Echo s main function is to allow the user to see notifications and important information from applications from his or her phone with ease Echo will also allow the user to view How To videos while still viewing their reflection I 3 1 1 3 1 2 3 1 3 3 1 4 3 1 5 32 3 2 1 3 2 2 3 2 3 3 2 4 3 2 5 bee 3 3 1 3 3 2 3 3 3 3 3 4 3 3 5 Android Control Application Description It is an Android application that is used to control Echo system It shall interact with other applications on the user s phone and fetch data from those applications to display on the mirror Source Reflection Constraints Valid Internet connection must be an Androi Standards Android A
31. with Echo Echo needs to be connected to a power source 4 1 Mirror Housing 4 1 1 Description The components of Echo will be attached to the inside of the wooden housing to secure them in place The housing will prevent any of the components from being exposed to the user The housing will be rectangular in shape wooden box The housing will also have mount for the phone The housing will keep moisture from entering Echo 4 1 2 Source Reflection 4 1 3 Constraints Echo should be constructed in such a way that it can be mounted on a wall Budget for total waterproofing 4 1 4 Standards None 4 1 5 Priority 2 High 4 2 Mirror Size 4 2 1 Description Echo will be no larger than 44 x 24 x 8 4 2 2 Source Reflection 4 2 3 Constraints Size of the room and components 4 2 4 Standards None 4 2 5 Priority 3 Moderate 4 3 Mirror Weight 4 3 1 Description The weight of Echo will not exceed 50 lbs 4 3 2 Source Reflection 4 3 3 Constraints None 4 3 4 Standards None 4 3 5 Priority 3 Moderate SRS Version 2 0 18 Reflection Systems Requirements Specification Echo 4 4 Power Cable 4 4 1 Description The cable will be used as the source of power for the Echo The power cable can be modular 4 4 2 Source Reflection 4 4 3 Constraints None 4 4 4 Standards None 4 4 5 Priority 1 Critical SRS Version 2 0 19 Reflection Systems Requirements Specification Echo 5 Performan
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