Jeff S. Anderson - Itasca IL, US Henry W. Anderson - Palatine IL, US Bradley M. Hiben - Glen Ellyn IL, US
Assignee:
Motorola Solutions, Inc. - Schaumburg IL
International Classification:
H04L 12/28
US Classification:
370390, 370338, 370432
Abstract:
A method, device, and system for establishing and maintaining a multicast group call. The method includes monitoring one or more link parameters for each of a plurality of communication devices associated with the multicast group call. The method further includes selecting, for each of the plurality of communication devices, a sector from a plurality of permitted sectors, the selected sector providing an associated highest signal strength for the communication device and forming a multicast communication zone based on the selected sectors. The method further proceeds with calculating a signal to interference plus noise ratio (SINR) for each communication device based on the formed multicast communication zone, identifying a communication device with a lowest SINR, updating a spectral efficiency metric relative to the formed multicast communication zone based on the lowest SINR, and establishing the multicast group call when the updated spectral efficiency metric meets a minimum expected spectral efficiency metric.
Method And Apparatus For Establishing A Group Call
Henry W. Anderson - Palatine IL, US Jeff S. Anderson - Itasca IL, US Bradley M. Hiben - Glen Ellyn IL, US
Assignee:
MOTOROLA, INC. - SCHAUMBURG IL
International Classification:
H04M 3/42
US Classification:
4554142, 455416
Abstract:
A method, device, and system for establishing a group call among a plurality of communication devices. The method includes initiating a group call among at least some of the plurality of communication devices, wherein each communication device uses a unicast communication link to participate in the group call. The method further includes computing one or more broadcast or multicast parameters during the group call, identifying a subset of communication devices based on the broadcast or multicast parameters, and switching the identified subset of communications devices to a broadcast or multicast communication link during the group call.
Methods And Apparatus For Mitigating Interference Between Co-Located Collaborating Radios
JEFF S. ANDERSON - ITASCA IL, US HENRY W. ANDERSON - PALATINE IL, US BRADLEY M. HIBEN - GLEN ELLYN IL, US
Assignee:
MOTOROLA SOLUTIONS, INC. - Schaumburg IL
International Classification:
H04B 15/00 H04W 4/22 H04W 72/04
US Classification:
370329, 455501, 4554041, 4554521
Abstract:
Methods and apparatus are provided for mitigating interference between spectrally distinct wireless communication networks employing co-located, collaborating radios. A first base station is in a first network and communicates with a first radio within a first frequency range, and a second base station is in a second network and communicates with a second radio in a second frequency range. The first and second radios are geographically co-located, for example, within a public safety vehicle. The first radio determines a maximum level of interference it will accept based on current operational parameters, and communicates a corresponding threshold value to the second radio through a data link. The second radio sends a request to its base station to employ interim scheduling constraints governing uplink transmissions from the second radio, to thereby limit out of band emissions received by the first radio to a range that is less than the threshold interference level.
Collaborative Interference Mitigation Between Physically-Proximate Narrowband And Broadband Communication Devices
Bradley M. Hiben - Glen Ellyn IL, US Henry W. Anderson - Palatine IL, US Jeff S. Anderson - Itasca IL, US Bruce D. Oberlies - Cary IL, US
Assignee:
MOTOROLA SOLUTIONS, INC. - SCHAUMBURG IL
International Classification:
H04W 72/04 H04B 15/00
US Classification:
455 631
Abstract:
A communication pathway () can be established between physically collocated narrowband () and broadband () devices. The narrowband device () can identify a communication channel. A transmission frequency used by the broadband device () can be spectrally-proximate to a reception frequency used by the narrowband device () in a frequency range associated with the communication channel, resulting in interference of the narrowband device's () reception when the broadband device () is transmitting and the narrowband device () is receiving concurrently. The narrowband device () can instruct the broadband device () to switch to a transmission spectrum block that is spectrally separated from the reception spectrum block of the communication channel to minimize interference between the devices when the narrowband device () handles a call assignment.
Portable Computer Having Display Slidably And Rotatably Mounted For Movement Between Landscape And Portrait Orientation And To Open And Close Speaker Ports
Vivek R. Huilgol - Milwaukee WI Graziella E. Stocco - Milwaukee WI Henry M. Anderson - Belding MI Christopher C. Gielow - Mequon WI
International Classification:
G06F 116
US Classification:
361681
Abstract:
A portable computer includes a base and a cover incorporating a display screen pivotably mounted to the base between a closed position overlying the base and an open position raised over the base. A swivel arrangement is located in the cover enabling at a least a portion of the cover and the display screen to be rotatable about an axis which is perpendicular to the cover in the open position, and between a landscape orientation in which the display screen has a longer dimension extending in a substantially horizontal direction and a portrait orientation in which the display screen has a shorter dimension extending in a substantially horizontal direction. The cover is also mounted for sliding movement. Front speaker ports are opened and closed when the cover moves. A recessed corner segment is provided on the cover for easier manipulation of the cover.
John R. Mueller - Wauwatosa WI Henry M. Anderson - Belding MI
Assignee:
Idea Factory, Inc. - Brookfield WI
International Classification:
B05B 116 F16K 2100
US Classification:
239442
Abstract:
The present invention provides a fluid diverter valve (10) that allows quick connection/disconnection of a hand held sprayer used for cleaning shower stalls and bathrooms. The diverter valve (10) is comprised of a valve housing (20) having a water inlet (21), a first water outlet (22) where a standard shower may be attached, a second water outlet (23) and an annular cavity (24) therebetween; a valve member (40) and an attachment housing (30) for constraining the valve runner (40) within the cavity (24). At the second outlet (23), the attachment housing (30) is fastened to the valve (10) for fluid communication. A spring (50) urges the valve runner (40) into a first position wherein the valve runner (40) seats adjacent the attachment housing, permitting fluid communication only between the inlet (21) and the first outlet (22). The attachment (90) of a flexible conduit (92) of a cleaning attachment system can be coupled to the attachment housing (30), thus urging the valve runner (40) to a second position wherein the valve runner (40) seals the first outlet (22), permitting fluid communication only between the inlet (21) and the second outlet (23).
John R. Mueller - Wauwatosa WI Henry M. Anderson - Belding MI
International Classification:
B05B 116 F16K 2100
US Classification:
239442
Abstract:
The present invention provides a fluid diverter valve (10) that allows quick connection/disconnection of a hand held sprayer used for cleaning shower stalls and bathrooms. The diverter valve (10) is comprised of a valve housing (20) having a water inlet (21), a first water outlet (22) where a standard shower may be attached, a second water outlet (23) and an annular cavity (24) therebetween; a valve member (40) and an attachment housing (30) for constraining the valve runner (40) within the cavity (24). At the second outlet (23), the attachment housing (30) is fastened to the valve (10) for fluid communication. A spring (50) urges the valve runner (40) into a first position wherein the valve runner (40) seats adjacent the attachment housing, permitting fluid communication only between the inlet (21) and the first outlet (22). The attachment (90) of a flexible conduit (92) of a cleaning attachment system can be coupled to the attachment housing (30), thus urging the valve runner (40) to a second position wherein the valve runner (40) seals the first outlet (22), permitting fluid communication only between the inlet (21) and the second outlet (23).
Single Frequency Network Broadcast For Mission-Critical Services On Lte
- SCHAUMBURG IL, US HENRY W. ANDERSON - ITASCA IL, US JEFF S. ANDERSON - BLOOMINGDALE IL, US PETER DROZT - PRAIRIE GROVE IL, US
Assignee:
MOTOROLA SOLUTIONS, INC - SCHAUMBURG IL
International Classification:
H04W 72/00
US Classification:
370329
Abstract:
A method for transmitting data in a single-frequency network in a Long Term Evolution (LTE) network includes receiving media for broadcast in a broadcast area of a plurality of broadcast areas associated with a single-frequency network, wherein the broadcast area comprises a plurality of cells; identifying a subset of defined broadcast resources for broadcasting the media to the broadcast area; broadcasting the media to the broadcast area using the subset of defined broadcast resources; and broadcasting a null pattern on the subset of defined broadcast resources in adjacent broadcast areas to the broadcast area. An associated LTE network and broadcast controller are also described.
Wikipedia References
Henry Anderson (American Football)
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Henry Anderson Owner
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Orchard Street Plumbing Air Duct Cleaning · Heating & Air Conditioning/hvac