Sirona 6543891 D3492 Operating Manual Download Page 32

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6.3.3 Simultaneous Access

Several acquisition units are transmitting their data via the same stationary network
unit.

For acquisition unit B the effective data rate is lower than compared to the situation if
the stationary network unit was not shared.

Summary of Contents for 6543891 D3492

Page 1: ...ing Manual This document contains a functional and operational manual for the CEREC Radio Device which implements a wireless network to be used for the communication between acquisition units and mill...

Page 2: ...creation failures 5 3 1 Isolated network unit 5 3 2 Multiple networks created 5 4 Extending the network 5 4 1 Add new network unit 5 4 2 Reduce network 5 5 Increasing network coverage 5 5 1 LAN cable...

Page 3: ...3 33 6 2 3 Multiple streams 6 3 Transmit data using LAN 6 3 1 LAN routing 6 3 2 Handover 6 3 3 Simultaneous access 6 4 Interrupted transmission...

Page 4: ...in this manual please contact the service department of your local dealer or contact In the USA Sirona Dental Systems GmbH Sirona Dental Systems LLC Fabrikstrasse 31 4835 Sirona Drive Suite 100 D 6462...

Page 5: ...ed at locations where there is at least 20cm separation distance between the antenna and all persons Information to the User Note This equipment has been tested and found to comply with the limits for...

Page 6: ...l Elements Ethernet RJ45 connector for Ethernet 100 Base T with red and green LED DC Input Micro B USB connector for 5V DC power supply Reset Opening to press reset button Use small object to press LE...

Page 7: ...Orange Green Comment Booting Off Off Both LEDs are not yet functional Networking Slow Slow Typically only seen when setting up a new network Connecting Off Slow Disconnected On Slow Should preferably...

Page 8: ...TE FCC and IC Modulation GFSK Multiplexing None Air Data Rate 1 0 Mbit s Payload Data Rate Up to 300 Kbit s Antennas 2 x omni directional integrated reverse SMA Male vertical polarization dipole 2 0 d...

Page 9: ...hat is used to acquire the dental data Data source Initiates the transmission to a milling unit Network unit A wireless transceiver that has an Ethernet connector The Ethernet socket also has LEDs to...

Page 10: ...s to convert incoming Ethernet data into a number of wireless packages and forward these to one or more selected neighboring network units and vice versa This functionality is comparable to an Etherne...

Page 11: ...this connection However any standard USB 3 0 connection can be used to power the network unit The network unit integrated in the CEREC mobile acquisition unit is powered in this way RJ 45 A network u...

Page 12: ...nality of the CEREC Radio Device The following lists the chapters CEREC Radio Device network overview Creating a network Network creation failures Extending the network Increasing network coverage Res...

Page 13: ...ther network units making the network connections very flexible This wireless network operates in the 2 4GHz band which is available worldwide for license free operation It therefore needs to be able...

Page 14: ...h each other The created network is unique worldwide See Network creation failures should a problem arise 5 2 2 Isolated Network Unit A unique network is only created when two or more network units ar...

Page 15: ...indications Networking Slow Slow In most cases only seen by the operator when setting up a new network Connecting Off Slow Disconnected On Slow Should preferably not happen since you want the network...

Page 16: ...r approximately 5 seconds both network units A and B detect the lost connection to network unit C Notes There is not a difference if the network unit C would be moved out of the range of the network o...

Page 17: ...ger than the transmission range additional network units can be added and interconnected using a LAN cable 1 In the communication the mobile network unit in the acquisition unit sends the packet to st...

Page 18: ...ucture In this way the flexibility of increasing the coverage is very straightforward 5 6 Reset to Factory Defaults A network unit that was previously part of a network can be removed from this networ...

Page 19: ...sistent memory Network setup The network unit was not previously part of a network and is trying to detect other network units to create a new network Network extension The network is created but stil...

Page 20: ...d stored persistently in the network unit A network extension timer of 1 minute is started Network extension Detected A new network unit was detected and will be added to the network The timer is rest...

Page 21: ...reen Comment Booting Off Off Both LEDs are still not functional Networking Slow Slow In most cases only seen by the operator when setting up a new network Connecting Off Slow Disconnected On Slow Shou...

Page 22: ...el assigned in the 2 4 GHz band The Wi Fi channels in this band are illustrated in the figure below 5 8 2 Channel Control Each network unit uses a specific channel on which it can receive data 5 8 3 C...

Page 23: ...ionality as implemented in the CEREC Radio Device this section describes the scenarios of some use cases in more detail The following use cases are described Moving around Transmit data wirelessly Tra...

Page 24: ...tays within one or more network units Preconditions All network units belong to the same network The mobile network unit is in range of stationary network unit A The mobile network unit is out of the...

Page 25: ...ationary network unit A The mobile network unit is out ofthe range of stationary network unit B Sequence 1 The mobile network unit is pushed out of the range of stationary network unit A 2 The mobile...

Page 26: ...The mobile network unit is in range of the stationary network unit Sequence 1 The mobile network unit is pushed away from the stationary network unit 2 The mobile network unit detects that the connec...

Page 27: ...uisition unit wants to start transmitting data to the milling unit Sequence 1 The acquisition unit sends a packet to the connected mobile network unit 2 The mobile network unit forwards the packet to...

Page 28: ...cquisition unit sends the first data to the connected mobile network unit 2 The mobile network unit forwards the data to both stationary network units 3 Both stationary network units forward the data...

Page 29: ...k unit A Sequence 1 At one point in time while the transmission to milling unit D is still ongoing the acquisition unit starts a transmission to milling unit C using another stationary network unit B...

Page 30: ...nto the LAN 3 The data sent on the LAN by one stationary network unit is received by the other but is discarded 4 The milling unit receives the data from both stationary network units but discards the...

Page 31: ...ork unit will connect with stationary network unit B 3 The acquisition unit is pushed out of the range of stationary network unit A 4 Data transmission will be temporarily interrupted 5 The mobile net...

Page 32: ...ess Several acquisition units are transmitting their data via the same stationary network unit For acquisition unit B the effective data rate is lower than compared to the situation if the stationary...

Page 33: ...path to the milling unit is available Sequence 1 The acquisition unit is pushed out of the range of the stationary network unit 2 After a while both the mobile network unit and stationary network uni...