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Table Of Contents

Confidential - Do Not Distribute Revision 9 page 1 of 20

Bishop

Product Requirement Document

PHORUS-BIS-PRD-0001

April 12, 2011

Revision 9

Summary of content (21 pages)

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Bishop Product Requirement Document PHORUS-BIS-PRD-0001 April 12, 2011 Revision 9 Confidential - Do Not Distribute Revision 9 page 1 of 20
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Document Change Summary Date: 08/28/10 09/17/10 09/19/10 Revision: X1 X2 X3 09/21/10 09/22/10 X4 X5 11/23/10 X6 03/20/11 X7 03/29/11 X8 04/12/11 X9 Confidential - Do Not Distribute Changes: Initial Release Revised with new block diagram Inserted ID, and BT RX requirements. Updated codename. Erroneous battery charging was removed Added subwoofer out. Removed hotkey. Specified 2 transducer configuration Added rechargeable battery attachment. Removed subwoofer out.
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Table of Contents Table of Contents .......................................................................................................................................... 3 1 Document Scope........................................................................................................................................ 4 1.1 Definition of Terms .............................................................................................................................. 4 1.2 Notation ..............
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1 Document Scope This document describes in engineering development terms the definition of Bishop. This document will define the engineering platform with enough detail to meet the initial product concept while not constraining the execution team on specific intricate design details. This document is also a description of the functional behavior with sufficient detail in order to achieve an accurate quotation, begin writing user guides and to begin developing test methods. 1.
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2 Applicable Documents 2.1 Reference Design Documents The following documents form a part of this specification. Each utilized and referenced document shall be the most recent released issue.
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3 Product Overview 3.1 Features List [R1]. [R2]. [R3]. [R4]. [R5]. [R6]. [R7]. [R8]. [R9]. [R10]. [R11]. [R12]. [R13]. [R14]. [R15]. [R16]. [R17]. Optimized acoustics with DSP and Class D amplifier Minimum 7.5W per channel power amplification Two Transducers: HiBox MS-2003 Bluetooth Advanced Audio Distribution Profile (A2DP) sink for wireless stereo audio streaming Use of SBC audio codec for, for A2DP Availability of apt.
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4 User Interface (UI) 4.1 Input Methods 4.1.1 Buttons [R19]. [R20]. [R21]. [R22]. [R23]. [R24].
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4.1.2 Remote Control [R25]. Dock shall have an IR receiver, able to receive RC5 NEC codes. [R26]. Transmission distance shall be 20 feet (7 m). 4.1.3 User Input Feedback Methods [R27]. LEDs (The functionality of the LEDs can be found here) [R28]. Audible Sounds for connect and disconnect 5 Localization [R29]. This product shall be engineered such that localization involves the fewest possible variables. 5.1 Product SKUs [R30]. The product shall have the following SKUs.
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e. Dutch (Nederlands) f.
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6 Hardware Figure 1: Main System Block Diagram Figure 2: Rechargeable Battery Module NOTE: I2S may require routing topology to support all use cases: 1. BT to Phorus Wireless Module 2. Phorus Wireless Module to DSP 3.
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4. DSP to Phorus Wireless Module for streaming aux-in audio 6.1 Mechanical Arrangement / Industrial Design Figure 3: Industrial Design (not to be used for production) [R35]. Dimensions indicated above. [R36]. The system shall conform to the design language specified by the ID guidelines. 6.2 Rear Panel Figure 4: 2D drawing of the back and bottom panel (not to be used for production) 6.2.
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Connector: [R37]. Mini Audio Jack (Aux In) 3.5mm [R38]. Power plug Number #: 1 Type (Images for informational use only): 1 3.5mm power connector [R39]. USB [R40]. USB 1 1 Micro USB Type A 6.3 Front Panel Figure 5: Top panel (not to be used for production) Figure 6: Front panel (not to be used for production) 6.3.1 Buttons and Switches The top panel shall have the following buttons: [R41]. Power [R42]. Volume Down [R43].
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The font panel shall have the following buttons: [R44]. Bluetooth Multifunction button for discoverability, connecting, disconnecting [R45]. Aux-In button 6.3.2 LEDs [R46]. The top panel shall have one bi-color System/Power Status LED (White and Amber) sharing one light pipe [R47]. The front panel shall have one single color Bluetooth LED (Blue) [R48]. The front panel shall have one single color Aux In LED (White) 6.4 Printed Material 6.4.1 Owner’s Manual [R49].
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7 Features 7.1 System Features 7.1.1 Bluetooth Audio Subsystem [R61]. The system shall wirelessly pair to a Bluetooth-enabled device. [R62]. The system shall be up to date with the latest version of the Bluetooth protocol specification v2.1 and be compatible with the Enhanced Data Rate (EDR) specification (Data Rate: 3 Mbit/s). [R63]. The operating range of the system shall meet or exceed the requirement of a Bluetooth Class 2 device (Maximum permitted power: 2.5mW – 4dBm, Range: 30 feet). [R64].
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[R80]. The system shall support an auto-standby mode which causes the system to transition to standby after 10 minutes of inactivity (i.e. no user input or no audio). The system shall maintain BT connection, but power down DSP and other peripheral circuitry. [R81]. Low Battery Mode [R82]. Battery Charging Mode 7.1.4 LEDs [R83]. The system shall have one LED located on the top panel of the system. If the system is power from the AC supply, White LED shall indicate system status. [R84].
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[R101]. [R102]. [R103]. [R104]. Analog Auxiliary Input via USB 3.
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8 Product Options Matrix Codename: Bishop Caprica version A Caprica version B BT Chipset: Yes Yes No WiFi Chipset: No Yes Yes BT+WiFi Combo Chipset: No No Yes Though Bishop is envisioned as a BT-only system, future derivatives will include WiFi. 9 State Summary 9.1 Power On/Off/Standby 9.2 Power Transitions [R105]. The unit is in power off mode when the AC power is disconnected. [R106]. When AC power is connected the unit transitions to standby mode. [R107].
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[R123]. When the current mute state is mute on, pressing the volume + button on the top panel shall cause the mute state to transition to mute off. [R124]. When the current mute state is mute on, pressing the volume - button on the top panel shall cause the mute state to transition to mute off. 10 Technical Requirements 10.1 Power [R125]. The main shall conform to local Energy Efficiency laws and regulations in the country of destination. [R126].
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[R135]. The system shall be a ported enclosure design. It is expected that the closed system will have highly optimized equalization and implement a limiter for increased bass output. The system will be a closed system where the amplifier and loudspeakers are expected to be optimized power, impedance load, equalization, and limiter settings. 10.3 DSP 10.3.1 Audio Routing [R136]. [R137]. [R138]. [R139]. [R140]. The unit shall support playback of any one audio source at any time.
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10.5 Testability [R152]. PCB shall feature test points that allow for 100% nodal coverage. [R153]. FMEA shall be conducted and addressed. 11 Environmental and Reliability Requirements [R154]. This product shall conform to the standard environmental and reliability requirements and guidelines as identified by the operations/quality assurance team. 12 Certification and Agency Compliance 12.1 Intellectual Property Certifications 12.1.1 Certification [R155].
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